diff --git a/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java b/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
index 22737278..f402365a 100644
--- a/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
+++ b/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
@@ -422,6 +422,25 @@ public class WmsMaterialCoilController extends BaseController {
         }
     }
 
+    /**
+     * 钢卷退货操作
+     * 将钢卷退货到退货仓，创建新钢卷记录，将原钢卷设置为历史钢卷
+     */
+    @Log(title = "钢卷物料表-退货", businessType = BusinessType.UPDATE)
+    @RepeatSubmit()
+    @PostMapping("/return")
+    public R<WmsMaterialCoilVo> returnCoil(
+        @NotNull(message = "钢卷ID不能为空")
+        @RequestParam Long coilId) {
+
+        try {
+            WmsMaterialCoilVo result = iWmsMaterialCoilService.returnCoil(coilId);
+            return R.ok(result);
+        } catch (RuntimeException e) {
+            return R.fail("退货失败：" + e.getMessage());
+        }
+    }
+
 
 
 }
diff --git a/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java b/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
index e21263a1..aa96df9c 100644
--- a/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
+++ b/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
@@ -213,5 +213,14 @@ public interface IWmsMaterialCoilService {
     Map<String, Object> completeSpecialSplit(@NotNull(message = "待操作记录ID不能为空") Long pendingActionId);
 
     Map<String, Object> cancelSpecialSplit(@NotNull(message = "待操作记录ID不能为空") Long pendingActionId);
+
+    /**
+     * 钢卷退货操作
+     * 将钢卷退货到退货仓，创建新钢卷记录，将原钢卷设置为历史钢卷
+     *
+     * @param coilId 原钢卷ID
+     * @return 退货后的新钢卷信息
+     */
+    WmsMaterialCoilVo returnCoil(@NotNull(message = "钢卷ID不能为空") Long coilId);
 }
 
diff --git a/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java b/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
index 032e9ee2..9aeaa1dc 100644
--- a/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
+++ b/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
@@ -3648,7 +3648,111 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
         return result;
     }
 
+    /**
+     * 钢卷退货操作
+     * 将钢卷退货到退货仓，创建新钢卷记录，将原钢卷设置为历史钢卷
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public WmsMaterialCoilVo returnCoil(Long coilId) {
+        if (coilId == null) {
+            throw new RuntimeException("钢卷ID不能为空");
+        }
 
+        validateCoilOperationPermission(coilId, "退货");
+
+        WmsMaterialCoil oldCoil = baseMapper.selectById(coilId);
+        if (oldCoil == null) {
+            throw new RuntimeException("原钢卷不存在");
+        }
+
+        if (oldCoil.getDataType() == 0) {
+            throw new RuntimeException("当前钢卷是历史钢卷");
+        }
+
+        WmsWarehouseBo warehouseBo = new WmsWarehouseBo();
+        warehouseBo.setWarehouseName("退货仓");
+        List<WmsWarehouseVo> warehouseList = warehouseService.queryList(warehouseBo);
+        if (warehouseList == null || warehouseList.isEmpty()) {
+            throw new RuntimeException("退货仓不存在，请先配置退货仓");
+        }
+        Long returnWarehouseId = warehouseList.get(0).getWarehouseId();
+
+        if (oldCoil.getActualWarehouseId() != null) {
+            updateActualWarehouseEnableStatus(oldCoil.getActualWarehouseId(), null);
+        }
+
+        LambdaUpdateWrapper<WmsMaterialCoil> updateWrapper = new LambdaUpdateWrapper<>();
+        updateWrapper.eq(WmsMaterialCoil::getCoilId, oldCoil.getCoilId())
+            .set(WmsMaterialCoil::getDataType, 0);
+        baseMapper.update(null, updateWrapper);
+
+        WmsMaterialCoil newCoil = new WmsMaterialCoil();
+        BeanUtils.copyProperties(oldCoil, newCoil);
+        newCoil.setCoilId(null);
+        newCoil.setDataType(1);
+        newCoil.setWarehouseId(returnWarehouseId);
+        newCoil.setNextWarehouseId(null);
+        newCoil.setQrcodeRecordId(oldCoil.getQrcodeRecordId());
+        newCoil.setParentCoilId(null);
+        newCoil.setStatus(0);
+
+        validEntityBeforeSave(newCoil);
+        boolean flag = baseMapper.insert(newCoil) > 0;
+
+        if (flag && oldCoil.getQrcodeRecordId() != null) {
+            updateQrcodeContentForReturn(oldCoil, newCoil.getCoilId());
+        }
+
+        return queryById(newCoil.getCoilId());
+    }
+
+    /**
+     * 更新二维码内容（退货操作）
+     */
+    private void updateQrcodeContentForReturn(WmsMaterialCoil oldCoil, Long newCoilId) {
+        try {
+            WmsGenerateRecordVo oldRecord = generateRecordService.queryById(oldCoil.getQrcodeRecordId());
+            if (oldRecord == null) {
+                throw new RuntimeException("二维码记录不存在");
+            }
+
+            ObjectMapper objectMapper = new ObjectMapper();
+            @SuppressWarnings("unchecked")
+            Map<String, Object> contentMap = objectMapper.readValue(oldRecord.getContent(), Map.class);
+
+            @SuppressWarnings("unchecked")
+            List<Map<String, Object>> steps = (List<Map<String, Object>>) contentMap.get("steps");
+            if (steps == null) {
+                steps = new ArrayList<>();
+            }
+
+            Map<String, Object> newStep = new HashMap<>();
+            newStep.put("step", steps.size() + 1);
+            newStep.put("action", "退货");
+            newStep.put("operation", "退货操作");
+            newStep.put("old_current_coil_no", oldCoil.getCurrentCoilNo());
+            newStep.put("new_current_coil_no", oldCoil.getCurrentCoilNo());
+            newStep.put("old_coil_id", String.valueOf(oldCoil.getCoilId()));
+            newStep.put("new_coil_id", String.valueOf(newCoilId));
+            newStep.put("operator", LoginHelper.getUsername());
+            newStep.put("update_time", new java.util.Date());
+
+            steps.add(newStep);
+            contentMap.put("steps", steps);
+
+            contentMap.put("current_coil_id", String.valueOf(newCoilId));
+
+            String newContentJson = objectMapper.writeValueAsString(contentMap);
+
+            WmsGenerateRecordBo updateBo = new WmsGenerateRecordBo();
+            updateBo.setRecordId(oldCoil.getQrcodeRecordId());
+            updateBo.setContent(newContentJson);
+            generateRecordService.updateByBo(updateBo);
+        } catch (JsonProcessingException e) {
+            throw new RuntimeException("更新二维码内容失败", e);
+        }
+    }
 
 
 }