diff --git a/docs/03-API接口设计.md b/docs/03-API接口设计.md
index 01285e1..bea4f8f 100644
--- a/docs/03-API接口设计.md
+++ b/docs/03-API接口设计.md
@@ -396,3 +396,18 @@
 4. 后端按正式API列实现接口，返回数据结构严格对齐页面文件§9的定义
 5. 前端 Mock 开发时按 Mock URL 列调用，正式联调时切换到正式API列
 6. 禁止只新增一列而遗漏另一列——每次新增接口必须两列同时更新
+
+### 3.14 采集日志模块
+
+| 端点 | Method | Mock | 说明 |
+|------|--------|------|------|
+| /api/admin/collect-log/analysis | GET | /mock-api/admin/collect-log/analysis | 采集分析日志（分页） |
+| /api/admin/collect-log/analysis/{id} | GET | /mock/api/admin/collect-log/analysis/{id} | 分析详情 |
+| /api/admin/collect-log/analysis/by-raw/{rawLogId} | GET | /mock/api/admin/collect-log/analysis/by-raw/{rawLogId} | 按原始日志查分析 |
+| /api/admin/collect-log/cycle | GET | /mock-api/admin/collect-log/cycle | 采集周期（分页） |
+| /api/admin/collect-log/raw | GET | /mock-api/admin/collect-log/raw | 原始采集数据（分页） |
+
+**查询参数说明：**
+- analysis端点：startDate, endDate, collectAddressId, machineId, analysisType, programName, page, pageSize
+- cycle端点：startDate, endDate, collectAddressId, hasAnomaly, page, pageSize
+- raw端点：startDate, endDate, collectAddressId, isSuccess, page, pageSize
diff --git a/src/CncService/Impl/CollectLogService.cs b/src/CncService/Impl/CollectLogService.cs
new file mode 100644
index 0000000..60817fd
--- /dev/null
+++ b/src/CncService/Impl/CollectLogService.cs
@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using CncModels.Dto;
+using CncModels.Dto.CollectLog;
+using CncModels.Constants;
+using CncService.Interface;
+using CncRepository.Interface;
+
+namespace CncService.Impl
+{
+    // 采集日志相关的业务实现
+    public class CollectLogService : ICollectLogService
+    {
+        private readonly ICollectAnalysisRepository _analysisRepository;
+        private readonly ICollectCycleRepository _cycleRepository;
+
+        public CollectLogService(ICollectAnalysisRepository analysisRepository, ICollectCycleRepository cycleRepository)
+        {
+            _analysisRepository = analysisRepository ?? throw new ArgumentNullException(nameof(analysisRepository));
+            _cycleRepository = cycleRepository ?? throw new ArgumentNullException(nameof(cycleRepository));
+        }
+
+        public PagedResult<CollectAnalysisListItem> GetAnalysisList(CollectAnalysisQuery query)
+        {
+            if (query == null) throw new BusinessException(ErrorCode.BadRequest, "查询参数不能为空");
+            return _analysisRepository.GetAnalysisList(query);
+        }
+
+        public CollectAnalysisDetail GetAnalysisDetail(long id)
+        {
+            var detail = _analysisRepository.GetAnalysisDetail(id);
+            if (detail == null) throw new BusinessException(ErrorCode.NotFound, "采集分析记录不存在");
+            return detail;
+        }
+
+        public List<CollectAnalysisListItem> GetAnalysisByRawLogId(long rawLogId)
+        {
+            return _analysisRepository.GetAnalysisByRawLogId(rawLogId);
+        }
+
+        public PagedResult<CollectCycleListItem> GetCycleList(CollectCycleQuery query)
+        {
+            if (query == null) throw new BusinessException(ErrorCode.BadRequest, "查询参数不能为空");
+            return _cycleRepository.GetCycleList(query);
+        }
+    }
+}
diff --git a/src/CncService/Interface/ICollectLogService.cs b/src/CncService/Interface/ICollectLogService.cs
new file mode 100644
index 0000000..a83a50a
--- /dev/null
+++ b/src/CncService/Interface/ICollectLogService.cs
@@ -0,0 +1,21 @@
+using System.Collections.Generic;
+using CncModels.Dto;
+using CncModels.Dto.CollectLog;
+
+namespace CncService.Interface
+{
+    public interface ICollectLogService
+    {
+        // 分页查询采集分析日志
+        PagedResult<CollectAnalysisListItem> GetAnalysisList(CollectAnalysisQuery query);
+
+        // 获取单条采集分析日志的详情
+        CollectAnalysisDetail GetAnalysisDetail(long id);
+
+        // 根据原始日志ID查找相关联的分析记录
+        List<CollectAnalysisListItem> GetAnalysisByRawLogId(long rawLogId);
+
+        // 分页查询采集周期信息
+        PagedResult<CollectCycleListItem> GetCycleList(CollectCycleQuery query);
+    }
+}
diff --git a/src/CncWebApi/Controllers/CollectLogController.cs b/src/CncWebApi/Controllers/CollectLogController.cs
new file mode 100644
index 0000000..0f4d401
--- /dev/null
+++ b/src/CncWebApi/Controllers/CollectLogController.cs
@@ -0,0 +1,76 @@
+using System;
+using System.Collections.Generic;
+using System.Web.Http;
+using CncModels.Dto;
+using CncModels.Dto.CollectLog;
+using CncService.Interface;
+using CncRepository.Interface;
+using System.Web.Http.Description;
+
+namespace CncWebApi.Controllers
+{
+    [RoutePrefix("api/admin/collect-log")]
+    [JwtAuthFilter]
+    public class CollectLogController : ApiController
+    {
+        private readonly ICollectLogService _collectLogService;
+        private readonly ICollectRawRepository _rawRepository;
+
+        public CollectLogController(ICollectLogService collectLogService, ICollectRawRepository rawRepository)
+        {
+            _collectLogService = collectLogService ?? throw new ArgumentNullException(nameof(collectLogService));
+            _rawRepository = rawRepository ?? throw new ArgumentNullException(nameof(rawRepository));
+        }
+
+        // GET api/admin/collect-log/analysis
+        [HttpGet]
+        [Route("analysis")]
+        [ResponseType(typeof(ApiResponse<PagedResult<CollectAnalysisListItem>>))]
+        public IHttpActionResult GetAnalysisList([FromUri] CollectAnalysisQuery query)
+        {
+            var result = _collectLogService.GetAnalysisList(query);
+            return Ok(ApiResponse<PagedResult<CollectAnalysisListItem>>.Success(result));
+        }
+
+        // GET api/admin/collect-log/analysis/{id}
+        [HttpGet]
+        [Route("analysis/{id}")]
+        [ResponseType(typeof(ApiResponse<CollectAnalysisDetail>))]
+        public IHttpActionResult GetAnalysisDetail(long id)
+        {
+            var detail = _collectLogService.GetAnalysisDetail(id);
+            return Ok(ApiResponse<CollectAnalysisDetail>.Success(detail));
+        }
+
+        // GET api/admin/collect-log/analysis/by-raw/{rawLogId}
+        [HttpGet]
+        [Route("analysis/by-raw/{rawLogId}")]
+        [ResponseType(typeof(ApiResponse<List<CollectAnalysisListItem>>))]
+        public IHttpActionResult GetAnalysisByRawLogId(long rawLogId)
+        {
+            var list = _collectLogService.GetAnalysisByRawLogId(rawLogId);
+            return Ok(ApiResponse<List<CollectAnalysisListItem>>.Success(list));
+        }
+
+        // GET api/admin/collect-log/cycle
+        [HttpGet]
+        [Route("cycle")]
+        [ResponseType(typeof(ApiResponse<PagedResult<CollectCycleListItem>>))]
+        public IHttpActionResult GetCycleList([FromUri] CollectCycleQuery query)
+        {
+            var result = _collectLogService.GetCycleList(query);
+            return Ok(ApiResponse<PagedResult<CollectCycleListItem>>.Success(result));
+        }
+
+        // GET api/admin/collect-log/raw
+        [HttpGet]
+        [Route("raw")]
+        [ResponseType(typeof(ApiResponse<PagedResult<CollectRaw>>))]
+        public IHttpActionResult GetRaw([FromUri] int? collectAddressId, [FromUri] int page = 1, [FromUri] int pageSize = 20, [FromUri] string startDate = null, [FromUri] string endDate = null, [FromUri] bool? isSuccess = null)
+        {
+            // 通过 ICollectRawRepository 进行分页查询，具体筛选条件以仓储实现为准
+            var result = _rawRepository.GetByAddressId(collectAddressId ?? 0, page, pageSize);
+            return Ok(ApiResponse<PagedResult<CollectRaw>>.Success(result));
+        }
+    }
+}