diff --git a/src/views/mes/deviceledger/DeviceLedgerForm.vue b/src/views/mes/deviceledger/DeviceLedgerForm.vue
index 17e3bf17..b354508a 100644
--- a/src/views/mes/deviceledger/DeviceLedgerForm.vue
+++ b/src/views/mes/deviceledger/DeviceLedgerForm.vue
@@ -282,6 +282,61 @@ const normalizeYmd = (value: any): string | undefined => {
   return formatDate(new Date(value), 'YYYY-MM-DD')
 }
 
+const normalizeFileUrlAsJsonArrayString = (value: any): string | undefined => {
+  if (value === null || value === undefined || value === '') return undefined
+  if (typeof value === 'string') {
+    const trimmed = value.trim()
+    if (!trimmed) return undefined
+    try {
+      const parsed = JSON.parse(trimmed)
+      if (Array.isArray(parsed)) {
+        const normalized = parsed
+          .map((item) => {
+            if (!item) return undefined
+            if (typeof item === 'string') {
+              const url = item.trim()
+              if (!url) return undefined
+              const idx = url.lastIndexOf('/')
+              const name = idx !== -1 ? url.substring(idx + 1) : url
+              return { fileName: name, fileUrl: url }
+            }
+            if (typeof item === 'object' && (item as any).fileUrl) {
+              const url = String((item as any).fileUrl)
+              const name = (item as any).fileName ? String((item as any).fileName) : undefined
+              const idx = url.lastIndexOf('/')
+              return { fileName: name || (idx !== -1 ? url.substring(idx + 1) : url), fileUrl: url }
+            }
+            return undefined
+          })
+          .filter((v) => Boolean(v))
+        return normalized.length ? JSON.stringify(normalized) : undefined
+      }
+      if (parsed && typeof parsed === 'object') {
+        const url = (parsed as any).fileUrl ? String((parsed as any).fileUrl) : undefined
+        if (!url) return undefined
+        const name = (parsed as any).fileName ? String((parsed as any).fileName) : undefined
+        const idx = url.lastIndexOf('/')
+        return JSON.stringify([{ fileName: name || (idx !== -1 ? url.substring(idx + 1) : url), fileUrl: url }])
+      }
+    } catch {}
+
+    const urls = trimmed
+      .split(',')
+      .map((s) => s.trim())
+      .filter((s) => !!s)
+    if (!urls.length) return undefined
+    const infos = urls.map((url) => {
+      const idx = url.lastIndexOf('/')
+      const name = idx !== -1 ? url.substring(idx + 1) : url
+      return { fileName: name, fileUrl: url }
+    })
+    return JSON.stringify(infos)
+  }
+  if (Array.isArray(value)) return JSON.stringify(value)
+  if (typeof value === 'object' && (value as any).fileUrl) return JSON.stringify([value])
+  return JSON.stringify([{ fileName: '', fileUrl: String(value) }])
+}
+
 const initFormData = () => ({
   id: undefined,
   deviceCode: undefined,
@@ -452,7 +507,8 @@ const submitForm = async () => {
       factoryEntryDate: normalizeYmd(formData.value.factoryEntryDate),
       deviceManager: formData.value.deviceManagerIds?.length ? formData.value.deviceManagerIds.join(',') : undefined,
       componentId: formData.value.componentIds?.length ? formData.value.componentIds.join(',') : undefined,
-      beijianId: formData.value.beijianIds?.length ? formData.value.beijianIds.join(',') : undefined
+      beijianId: formData.value.beijianIds?.length ? formData.value.beijianIds.join(',') : undefined,
+      fileUrl: normalizeFileUrlAsJsonArrayString((formData.value as any).fileUrl)
     } as unknown as DeviceLedgerVO
     delete (data as any).deviceManagerIds
     delete (data as any).componentIds