{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10514676","patent":{"patent_number":"US-10514676","title":"Thermal displacement correction apparatus for machine tool","assignee":null,"inventors":[],"filing_date":"2016-07-15T00:00:00.000Z","publication_date":"2019-12-24T00:00:00.000Z","cpc_codes":["G05B","G05B","G05B"],"num_claims":5,"abstract":"There is provided a thermal displacement correction apparatus for a machine tool which automatically determines necessity/unnecessity of actual measurement of the machine tool, the apparatus including: a thermal displacement correction unit that predicts a thermal displacement amount from an operation of a machine or a temperature of each portion of the machine and calculates a thermal displacement correction amount for correcting thermal displacement by adding, to a position command value of a feed axis, the thermal displacement correction amount for cancelling the thermal displacement amount thus predicted; and a thermal displacement correction amount adjustment unit that calculates an adjustment value for adjusting the thermal displacement correction amount on the basis of the thermal displacement correction amount, wherein a change amount ΔE from the start of processing is obtained, ΔE is compared with designated Em, and when ΔE≥Em, actual measurement is performed with measurement means."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Thermal displacement correction apparatus for machine tool","description":"There is provided a thermal displacement correction apparatus for a machine tool which automatically determines necessity/unnecessity of actual measurement of the machine tool, the apparatus including","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10514676","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-10514676","citation_suggestion":"Patentable. \"Thermal displacement correction apparatus for machine tool\" (US-10514676). https://patentable.app/patents/US-10514676","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10514676","json":"https://patentable.app/api/llm-context/US-10514676","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:47:42.917Z"}