{
  "version": "0.2",
  "date": "2026-10-19",
  "currency": "CNY",
  "budget_limit": 10000,
  "budget_total": 6650,
  "pricing_basis": "工程预算分配，不是报价；不含研发人工、康复研究、认证和新电脑",
  "items": [
    {
      "id": "C01",
      "name": "承力框架与连接板",
      "quantity": 1,
      "budget_unit_price": 300,
      "specification": "铝型材/铝板；靠背载荷由框架承担，孔距待实购图纸",
      "search_query": "承力框架与连接板",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C02",
      "name": "竖向模组",
      "quantity": 1,
      "budget_unit_price": 420,
      "specification": "目标有效行程300mm，双导向；总长、竖装负载与掉电保持待核",
      "search_query": "竖向模组",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价",
      "candidates": [
        {
          "url": "https://item.taobao.com/item.htm?id=800850948746&skuId=5841089610025",
          "sku": "GTH5-BL/左折，300mm行程",
          "observed_price": 770,
          "shipping": 0,
          "status": "排除当前横轴方案：500mm总长超过460mm外壳宽；竖轴堆叠和余量同样未通过。正在询问紧凑替代。",
          "supplier_reply": {
            "date": "2026-10-19",
            "length_mm": 500,
            "width_mm": 54,
            "height_mm": 60,
            "horizontal_load_kg": 15,
            "vertical_load_kg": 5,
            "motor_included": false,
            "evidence": "旺旺客服文字回复，未收到图纸/额定条件/力矩表",
            "length_rule": "商家后续确认：总长=行程+200mm；250行程总长450mm，仍无足够横向安装余量。"
          }
        },
        {
          "url": "https://item.taobao.com/item.htm?id=567023785560&skuId=3608830585250",
          "sku": "行程300mm(无电机)",
          "observed_price": 69,
          "shipping": 6,
          "status": "未加购：总长、导向刚度和承载不明"
        },
        {
          "url": "https://item.taobao.com/item.htm?id=713245911742&skuId=5165920491352",
          "sku": "GX28 有效行程300mm",
          "observed_price": null,
          "status": "已向苏恒传动发送商品链接并询问含电机尺寸、承载、力矩；待回复，未加购"
        },
        {
          "url": "https://item.taobao.com/item.htm?id=668402398746",
          "sku": "1204候选，询问定制260mm有效行程",
          "observed_price": null,
          "status": "已询问苏凯自动化工厂店含电机总长≤400mm方案、负载/力矩、尺寸图及报价；未加购"
        }
      ]
    },
    {
      "id": "C03",
      "name": "横向模组",
      "quantity": 1,
      "budget_unit_price": 420,
      "specification": "目标有效行程300mm，双导向；装配总长须适配460mm外宽",
      "search_query": "横向模组",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价",
      "candidates": [
        {
          "url": "https://item.taobao.com/item.htm?id=800850948746&skuId=5841089610025",
          "sku": "GTH5-BL/左折，300mm行程",
          "observed_price": 770,
          "shipping": 0,
          "status": "排除当前横轴方案：500mm总长超过460mm外壳宽；竖轴堆叠和余量同样未通过。正在询问紧凑替代。",
          "supplier_reply": {
            "date": "2026-10-19",
            "length_mm": 500,
            "width_mm": 54,
            "height_mm": 60,
            "horizontal_load_kg": 15,
            "vertical_load_kg": 5,
            "motor_included": false,
            "evidence": "旺旺客服文字回复，未收到图纸/额定条件/力矩表",
            "length_rule": "商家后续确认：总长=行程+200mm；250行程总长450mm，仍无足够横向安装余量。"
          }
        },
        {
          "url": "https://item.taobao.com/item.htm?id=567023785560&skuId=3608830585250",
          "sku": "行程300mm(无电机)",
          "observed_price": 69,
          "shipping": 6,
          "status": "未加购：总长、导向刚度和承载不明"
        },
        {
          "url": "https://item.taobao.com/item.htm?id=713245911742&skuId=5165920491352",
          "sku": "GX28 有效行程300mm",
          "observed_price": null,
          "status": "已向苏恒传动发送商品链接并询问含电机尺寸、承载、力矩；待回复，未加购"
        },
        {
          "url": "https://item.taobao.com/item.htm?id=668402398746",
          "sku": "1204候选，询问定制260mm有效行程",
          "observed_price": null,
          "status": "已询问苏凯自动化工厂店含电机总长≤400mm方案、负载/力矩、尺寸图及报价；未加购"
        }
      ]
    },
    {
      "id": "C04",
      "name": "短行程接触模组",
      "quantity": 1,
      "budget_unit_price": 180,
      "specification": "候选50mm机械行程，工作目标30mm；需另设机械卸载",
      "search_query": "短行程接触模组",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C05",
      "name": "步进电机与驱动器",
      "quantity": 3,
      "budget_unit_price": 120,
      "specification": "24V候选；电机相电流、驱动匹配，是否含电机须查SKU避免重复",
      "search_query": "步进电机与驱动器",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C06",
      "name": "轴向力传感器",
      "quantity": 1,
      "budget_unit_price": 300,
      "specification": "候选100N量程，仅轴向；须有标定、过载与安装尺寸资料",
      "search_query": "轴向力传感器",
      "actual_unit_price": 298,
      "product_url": "https://item.taobao.com/item.htm?id=887331573709&skuId=5729707172668",
      "sku": "量程0-100N",
      "price_observed_at": "2026-10-19",
      "cart_status": "added",
      "status": "已加购1件；台架候选，待到货标定",
      "shipping_observed": 0,
      "verified_cart_quantity": 1,
      "observed_specification": "商家图：外径15mm、高9mm、4-M2双面；桥式灵敏度约2mV/V、阻抗350Ω、供电5–10V、安全过载150%。系列参数图不是校准证书。"
    },
    {
      "id": "C07",
      "name": "桥式传感器采集板",
      "quantity": 1,
      "budget_unit_price": 120,
      "specification": "ADS1220候选，差分桥接口；噪声、有效更新率与总延迟实测",
      "search_query": "桥式传感器采集板",
      "actual_unit_price": 86,
      "product_url": "https://item.taobao.com/item.htm?id=784372243473&skuId=5808490879542",
      "sku": "全功能版",
      "price_observed_at": "2026-10-19",
      "cart_status": "added",
      "status": "已加购1件；开发板，接线/噪声/延迟待台架验证",
      "shipping_observed": 8,
      "verified_cart_quantity": 1,
      "observed_specification": "ADS1220开发板，全功能版；主图有AIN0–AIN3、AVSS/AVDD、SPI及3.3/5V标记。需核板级原理图，不能用热电偶应用图作为本板桥式接线图。"
    },
    {
      "id": "C08",
      "name": "控制板及隔离接口",
      "quantity": 1,
      "budget_unit_price": 160,
      "specification": "独立本地控制；上位机不直接发电机脉冲",
      "search_query": "控制板及隔离接口",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C09",
      "name": "柔顺导向与卸载组件",
      "quantity": 1,
      "budget_unit_price": 350,
      "specification": "弹簧导向、行程机械挡块、人工快卸；断电释力方案待台架验证",
      "search_query": "柔顺导向与卸载组件",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C10",
      "name": "可更换硅胶按摩头",
      "quantity": 2,
      "budget_unit_price": 50,
      "specification": "候选直径60mm，圆滑无裸露紧固件；材料与清洁兼容性待核",
      "search_query": "可更换硅胶按摩头",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C11",
      "name": "硬质后壳及承力边框",
      "quantity": 1,
      "budget_unit_price": 400,
      "specification": "ABS/PC样件或板材加工；检修盖联锁；不能只靠布套遮挡",
      "search_query": "硬质后壳及承力边框",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C12",
      "name": "双方向随动防护及护套",
      "quantity": 1,
      "budget_unit_price": 650,
      "specification": "XY伸缩盖板/卷帘样件，圆形出口柔性护套；全行程夹点及探入验证",
      "search_query": "双方向随动防护及护套",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C13",
      "name": "可拆布套及支撑软垫",
      "quantity": 1,
      "budget_unit_price": 150,
      "specification": "布料固定在静止框架，边缘不得卷入移动机构",
      "search_query": "可拆布套及支撑软垫",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C14",
      "name": "24V电源与保险",
      "quantity": 1,
      "budget_unit_price": 140,
      "specification": "隔离电源；功率据电机峰值复核；市电区封闭",
      "search_query": "24V电源与保险",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C15",
      "name": "独立保护回路器件",
      "quantity": 1,
      "budget_unit_price": 500,
      "specification": "安全继电器/接触器候选及限位、检修盖开关；选型仍待保护架构确认",
      "search_query": "独立保护回路器件",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C16",
      "name": "双位置停止开关",
      "quantity": 2,
      "budget_unit_price": 60,
      "specification": "操作者及使用者可及；实际停止和卸载需硬件验证",
      "search_query": "双位置停止开关",
      "actual_unit_price": 125,
      "product_url": "https://item.taobao.com/item.htm?id=582560940692",
      "sku": "M22-PV/KC02/IY (2NC) 带盒，单一规格",
      "price_observed_at": "2026-10-19",
      "cart_status": "added",
      "status": "已加购2只；外置停止盒，保护回路待整体验证",
      "shipping_observed": 9,
      "verified_cart_quantity": 2,
      "official_spec_url": "https://www.eaton.com/gb/en-gb/skuPage.216524.html",
      "observed_specification": "官方型号216524，2NC，提拉复位，螺钉接线；外形100×72×80mm。外置使用，不占靠背内部；型号规格核对不等于验证商家货源。"
    },
    {
      "id": "C17",
      "name": "线束接地与拖链",
      "quantity": 1,
      "budget_unit_price": 150,
      "specification": "阻燃护套、应力释放、传感线屏蔽、移动弯曲寿命",
      "search_query": "线束接地与拖链",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C18",
      "name": "椅背安装夹具和防滑支承",
      "quantity": 1,
      "budget_unit_price": 180,
      "specification": "固定设备至合格椅架，不约束人体；抗倾覆与椅背强度需实测",
      "search_query": "椅背安装夹具和防滑支承",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C19",
      "name": "仿体及标定耗材",
      "quantity": 1,
      "budget_unit_price": 200,
      "specification": "硅胶/泡棉、已知载荷、接触面积检测；不能替代可溯源标定",
      "search_query": "仿体及标定耗材",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C20",
      "name": "加工运费预留",
      "quantity": 1,
      "budget_unit_price": 450,
      "specification": "连接板加工、小批量壳体修配、运费估算",
      "search_query": "加工运费预留",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C21",
      "name": "风险预备金",
      "quantity": 1,
      "budget_unit_price": 1000,
      "specification": "防护与卸载结构改版优先；不是必须花完",
      "search_query": "风险预备金",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    },
    {
      "id": "C22",
      "name": "现有电脑",
      "quantity": 1,
      "budget_unit_price": 0,
      "specification": "复用门店电脑；不含新购电脑",
      "search_query": "现有电脑",
      "actual_unit_price": null,
      "product_url": null,
      "sku": null,
      "price_observed_at": null,
      "cart_status": "not_added",
      "status": "待核规格与报价"
    }
  ],
  "confirmed_cart_subtotal": 634,
  "observed_shipping_total": 17,
  "confirmed_cart_total_with_observed_shipping": 651
}