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  <xsd:element id="plow_DebtInstrumentCovenantLeverageRatio" name="DebtInstrumentCovenantLeverageRatio" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_DebtInstrumentUpfrontFee" name="DebtInstrumentUpfrontFee" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="plow_DebtModificationExpense" name="DebtModificationExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="plow_DerivativeCounterPartyRiskNumberOfFinancialInstitutions" name="DerivativeCounterPartyRiskNumberOfFinancialInstitutions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_DerivativeFixedPayments" name="DerivativeFixedPayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="plow_DerivativeNonmonetaryNotionalAmountFlowRatePercentage" name="DerivativeNonmonetaryNotionalAmountFlowRatePercentage" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_DocumentAndEntityInformation" name="DocumentAndEntityInformation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_EquityAwardsMember" name="EquityAwardsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_FleetMember" name="FleetMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_FloorPlanLineOfCreditMember" name="FloorPlanLineOfCreditMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_FloorPlanObligations" name="FloorPlanObligations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="plow_IllinoisIowaMaineAndMichiganMember" name="IllinoisIowaMaineAndMichiganMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_IndependentDealerMember" name="IndependentDealerMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_InterestRateSwapEffectiveMay312019ThroughMay312024Member" name="InterestRateSwapEffectiveMay312019ThroughMay312024Member" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_InventoryAcquiredThroughFloorPlanObligations" name="InventoryAcquiredThroughFloorPlanObligations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_LegalConsultingAndOtherCostsMember" name="LegalConsultingAndOtherCostsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="plow_LesseeOperatingLeaseSupplementalBalanceSheetInformationTableTextBlock" name="LesseeOperatingLeaseSupplementalBalanceSheetInformationTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_LeverageRatioOneMember" name="LeverageRatioOneMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_LeverageRatioTwoMember" name="LeverageRatioTwoMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_LineOfCreditFacilityIncreaseInMaximumBorrowingCapacity" name="LineOfCreditFacilityIncreaseInMaximumBorrowingCapacity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="plow_MobileEquipmentAndOtherMember" name="MobileEquipmentAndOtherMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_NetIncomeLossAllocatedToCommonStockholdersDiluted" name="NetIncomeLossAllocatedToCommonStockholdersDiluted" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_NewYorkFederalReserveBankNYFRBMember" name="NewYorkFederalReserveBankNYFRBMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_NoncashLeaseExpenses" name="NoncashLeaseExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_NoteToFinancialStatementDetailsTextual" name="NoteToFinancialStatementDetailsTextual" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_NotesToFinancialStatements" name="NotesToFinancialStatements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_NotesToFinancialStatementsAbstract" name="NotesToFinancialStatementsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_OneMonthAdjustedTermSofrRateMember" name="OneMonthAdjustedTermSofrRateMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_OtherCharges" name="OtherCharges" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="plow_RecentAccountingPronouncementsTextBlock" name="RecentAccountingPronouncementsTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_RestructuringChargesNetOfTax" name="RestructuringChargesNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="plow_SaleLeasebackTransactionGrossProceeds" name="SaleLeasebackTransactionGrossProceeds" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="plow_SaleLeasebackTransactionNetProceeds" name="SaleLeasebackTransactionNetProceeds" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="plow_SaleLeasebackTransactionNumberOfFacilities" name="SaleLeasebackTransactionNumberOfFacilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_SaleLeasebackTransactionNumberOfPropertiesSold" name="SaleLeasebackTransactionNumberOfPropertiesSold" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_SaleLeasebackTransactionNumberOfRenewalOptions" name="SaleLeasebackTransactionNumberOfRenewalOptions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_SaleLeasebackTransactionTermOfRenewalOption" name="SaleLeasebackTransactionTermOfRenewalOption" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_SaleLeasebackTransactionTransactionCosts" name="SaleLeasebackTransactionTransactionCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="plow_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock" name="ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_ScheduleOfPropertyPlantAndEquipmentComponentsTableTextBlock" name="ScheduleOfPropertyPlantAndEquipmentComponentsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_SeniorSecuredTermLoanFacilityMember" name="SeniorSecuredTermLoanFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedWeightedAverageRemainingContractualTerms" name="SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedWeightedAverageRemainingContractualTerms" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_SteelHedgingInstrumentMember" name="SteelHedgingInstrumentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_SwinglineLoanMember" name="SwinglineLoanMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_TermLoanNetOfDebtDiscount" name="TermLoanNetOfDebtDiscount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="plow_The2010StockIncentivePlanMember" name="The2010StockIncentivePlanMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_The2022ShareRepurchasePlanMember" name="The2022ShareRepurchasePlanMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_TruckFloorPlanInventoriesNet" name="TruckFloorPlanInventoriesNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="plow_UnrelatedThirdPartyMember" name="UnrelatedThirdPartyMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_WorkTruckAttachmentsMember" name="WorkTruckAttachmentsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_WorkTruckSolutionsMember" name="WorkTruckSolutionsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_WriteDownOfPropertyPlantAndEquipmentMember" name="WriteDownOfPropertyPlantAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="plow_WriteOffOfUnamortizedDebtDiscount" name="WriteOffOfUnamortizedDebtDiscount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-10-accrued-expenses-and-other-current-liabilities-details" name="statement-statement-note-10-accrued-expenses-and-other-current-liabilities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-10-accrued-expenses-and-other-current-liabilities-tables" name="statement-statement-note-10-accrued-expenses-and-other-current-liabilities-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-11-warranty-liability-schedule-of-rollforward-of-companys-warranty-liability-details" name="statement-statement-note-11-warranty-liability-schedule-of-rollforward-of-companys-warranty-liability-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-11-warranty-liability-tables" name="statement-statement-note-11-warranty-liability-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-12-earnings-loss-per-share-schedule-of-computation-of-basic-and-diluted-earnings-loss-per-share-details" name="statement-statement-note-12-earnings-loss-per-share-schedule-of-computation-of-basic-and-diluted-earnings-loss-per-share-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-12-earnings-per-share-tables" name="statement-statement-note-12-earnings-per-share-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-13-employee-stock-plans-summary-of-rsu-activity-details" name="statement-statement-note-13-employee-stock-plans-summary-of-rsu-activity-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-13-employee-stock-plans-tables" name="statement-statement-note-13-employee-stock-plans-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-15-segments-summarized-financial-information-of-reportable-segments-details" name="statement-statement-note-15-segments-summarized-financial-information-of-reportable-segments-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-15-segments-tables" name="statement-statement-note-15-segments-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-17-restructuring-and-impairment-restructuring-expenses-details" name="statement-statement-note-17-restructuring-and-impairment-restructuring-expenses-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-17-restructuring-and-impairment-summary-of-changes-in-accrued-restructuring-balance-details" name="statement-statement-note-17-restructuring-and-impairment-summary-of-changes-in-accrued-restructuring-balance-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-17-restructuring-and-impairment-tables" name="statement-statement-note-17-restructuring-and-impairment-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-19-changes-in-accumulated-other-comprehensive-income-by-component-changes-to-accumulated-other-comprehensive-income-loss-by-component-details" name="statement-statement-note-19-changes-in-accumulated-other-comprehensive-income-by-component-changes-to-accumulated-other-comprehensive-income-loss-by-component-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-19-changes-in-accumulated-other-comprehensive-income-by-component-tables" name="statement-statement-note-19-changes-in-accumulated-other-comprehensive-income-by-component-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-2-revenue-recognition-disaggregation-of-revenue-details" name="statement-statement-note-2-revenue-recognition-disaggregation-of-revenue-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-2-revenue-recognition-tables" name="statement-statement-note-2-revenue-recognition-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-3-credit-losses-credit-for-trade-accounts-receivable-details" name="statement-statement-note-3-credit-losses-credit-for-trade-accounts-receivable-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-3-credit-losses-tables" name="statement-statement-note-3-credit-losses-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-4-fair-value-schedule-of-financial-assets-and-liabilities-measured-at-fair-value-on-recurring-basis-details" name="statement-statement-note-4-fair-value-schedule-of-financial-assets-and-liabilities-measured-at-fair-value-on-recurring-basis-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-4-fair-value-tables" name="statement-statement-note-4-fair-value-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-5-inventories-schedule-of-inventories-details" name="statement-statement-note-5-inventories-schedule-of-inventories-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-5-inventories-tables" name="statement-statement-note-5-inventories-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-6-property-plant-and-equipment-summary-of-property-plant-and-equipment-details" name="statement-statement-note-6-property-plant-and-equipment-summary-of-property-plant-and-equipment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-6-property-plant-and-equipment-tables" name="statement-statement-note-6-property-plant-and-equipment-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-7-leases-maturities-details" name="statement-statement-note-7-leases-maturities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-7-leases-summary-of-lease-expense-and-supplemental-cash-flow-information-details" name="statement-statement-note-7-leases-summary-of-lease-expense-and-supplemental-cash-flow-information-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-7-leases-summary-of-supplemental-balance-sheet-information-related-to-leases-details" name="statement-statement-note-7-leases-summary-of-supplemental-balance-sheet-information-related-to-leases-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-7-leases-tables" name="statement-statement-note-7-leases-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-8-other-intangible-assets-schedule-of-estimated-amortization-expense-details" name="statement-statement-note-8-other-intangible-assets-schedule-of-estimated-amortization-expense-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-8-other-intangible-assets-summary-of-intangible-assets-details" name="statement-statement-note-8-other-intangible-assets-summary-of-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-8-other-intangible-assets-tables" name="statement-statement-note-8-other-intangible-assets-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-9-longterm-debt-schedule-of-longterm-debt-instruments-details" name="statement-statement-note-9-longterm-debt-schedule-of-longterm-debt-instruments-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-9-longterm-debt-schedule-of-longterm-debt-instruments-details-parentheticals" name="statement-statement-note-9-longterm-debt-schedule-of-longterm-debt-instruments-details-parentheticals" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="plow_statement-statement-note-9-longterm-debt-tables" name="statement-statement-note-9-longterm-debt-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
