WORK MACHINE

• Main Authors: TAKASAKI KAZUYA, NAKAJIMA TETSUYA, ISHIDA SHOKI
• Format: Patent
• Language: English; Japanese
• Published: 19.01.2017
• Subjects: AGRICULTURE; ANIMAL HUSBANDRY; BLASTING; COMBUSTION ENGINES; CONTROLLING COMBUSTION ENGINES; FISHING; FORESTRY; HARVESTING; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; HUMAN NECESSITIES; HUNTING; LIGHTING; MECHANICAL ENGINEERING; MOWING; TRAPPING; WEAPONS

PROBLEM TO BE SOLVED: To adjust a control characteristic setting the relationship between an operation displacement of an accelerator operation unit and a rotational frequency of an engine, with a simple structure.SOLUTION: A work machine includes: a management unit 61 configured to manage a conversion table 51 setting the relationship between an operation displacement of an accelerator operation unit 80 and a rotational frequency of an engine; a control signal generation unit 50 configured to generate an engine control signal for controlling the rotational frequency of the engine, from the operation displacement of the accelerator operation unit 80 with the conversion table 51; a pattern detection unit 63 configured to detect a specific pattern of the operation displacement of the accelerator operation unit 80; and an adjustment unit 62 configured to execute an adjustment mode of adjusting the conversion table 51 in response to detection of the specific pattern.SELECTED DRAWING: Figure 1 【課題】より簡単な構成で、アクセル操作ユニットの操作変位とエンジンの回転数との関係を設定している制御特性の調整が実現すること。【解決手段】作業車は、アクセル操作ユニット８０の操作変位とエンジンの回転数との関係を設定している変換テーブル５１を管理する管理部６１と、アクセル操作ユニット８０の操作変位から変換テーブル５１を用いてエンジンの回転数を制御するためのエンジン制御信号を生成する制御信号生成部５０と、アクセル操作ユニット８０の操作変位の特定パターンを検知するパターン検知部６３と、特定パターンの検知に応答して変換テーブル５１を調整する調整モードを実行する調整部６２とを備えている。【選択図】図１