上工高精度机床V型块

评测依据

• review_count：1250
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_value
• sources：["京东","天猫"]
• time_range：{"from":"2026-06-26 01:54:16","to":"2026-06-26 01:54:16"}
• intros：{"brand_intro":"上工（ShangGong）是中国工具行业老牌国有企业，前身为上海工具厂，成立于1949年。专注于量具、刃具及机床附件的研发制造，拥有ISO9001认证及多项国家专利。其V型块产品以高精度、长寿命著称，广泛应用于机械加工、模具制造及检测领域，是众多工厂的首选品牌。","product_intro":"上工高精度机床V型块采用优质合金工具钢制造，经淬火、回火及精密磨削加工，工作面硬度达HRC58-62。V型槽角度为90°，对称度误差≤0.005mm，适用于轴类零件的定位、检测及划线。产品表面防锈处理，底部带T型槽固定孔，可配合机床工作台使用。提供多种规格，满足不同直径工件的支撑需求。","key_specs":["材质：合金工具钢（CrWMn）","硬度：HRC58-62","V型槽角度：90°±1′","对称度：≤0.005mm","工作面粗糙度：Ra0.4μm","规格：100×80×80mm（长×宽×高）"]}
• alt_products：[{"product_name":"上工高精度机床V型块","brand":"上工","model":"V-100×80×80","price":168},{"product_name":"成量高耐磨V型块","brand":"成量","model":"CL-VB-120","price":145},{"product_name":"哈量精密V型块","brand":"哈量","model":"HL-VB-150","price":195}]
• kol_quotes：["\"上工V型块是国产工具里的'老法师'，精度不输进口货。\"——机械工程师老王","\"用了三年，表面依然光亮如新，这淬火工艺确实扎实。\"——模具达人李工"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.19999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可上工V型块的精度和耐用性，认为其磨削面光滑、角度精准，适合精密轴类检测。多位机械加工从业者反馈，长期使用后仍能保持良好稳定性，无明显磨损。部分用户提到价格略高于普通品牌，但认为物有所值。少数评论指出包装防护可加强，偶有运输磕碰痕迹。整体好评率超过95%，复购率较高。","source_count":2}},{"source":"objective","score":83.86874371859295,"weight":0.55,"confidence":0.5,"details":{"rating_avg":4.7,"price":168,"wom_score":89.19999999999999}},{"source":"user_review","score":94,"weight":0.15,"confidence":1,"details":{"rating_avg":4.7,"review_count":1250,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"上工V型块是国产工具里的'老法师'，精度不输进口货。\"——机械工程师老王","\"用了三年，表面依然光亮如新，这淬火工艺确实扎实。\"——模具达人李工"]}}]
• method_version：v2
• search_visual：null