Copper bar continuous machining die for new energy vehicle

Abstract

The utility model discloses a copper bar continuous machining die for a new energy vehicle. An outline cutting assembly, a side hole punching assembly, an inner hole punching assembly, a terminal notch cutting assembly, a hole punching and waist inner groove cutting assembly, a deburring and expanded inner groove cutting assembly, a first terminal bending assembly, a shaping and expanded inner groove cutting assembly and a second terminal bending assembly are sequentially arranged in the upper die and the lower die in the feeding direction of a material plate of a machined workpiece. And a middle bending assembly and a cutting assembly. Continuous feeding is achieved in one die, workpieces are machined step by step at multiple stations, automatic continuous machining is achieved, the multi-station continuous machining die is suitable for mass production, the machining efficiency is greatly improved, and the production cost is reduced; processed products are good in consistency, and standardized production is easy to implement; in the continuous processing process, according to the bending part of the terminal head, the terminal head contour and the middle contour are firstly cut out, and then the expansion inner groove is cut out after bending, so that the processing steps are optimal, the processing precision is high, and the processing quality of the product is also ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of stamping dies, and in particular relates to a copper bar continuous processing die for new energy vehicles. Background Art

[0002] Copper busbars, also known as copper busbars or copper busbars, are made of copper and are long conductors with rectangular or chamfered (rounded) rectangular cross-sections. They are high-current conductive products that carry current and connect electrical equipment in circuits. The copper busbars used in new energy vehicles are numerous and have different bending structures due to different installation locations. Existing copper busbars used in new energy vehicles are generally stamped first and then processed one by one by a bending machine, which involves the transfer and reprocessing of intermediate semi-finished products, resulting in low processing efficiency and high production costs. If all processing steps can be completed in one mold, the finished product can be directly produced, and continuous processing and batch production can be carried out, the processing efficiency will be greatly improved and the production cost of the enterprise will be reduced. Utility Model Content

[0003] The purpose of the utility model is to solve the above-mentioned problems and provide a continuous processing mold for copper bars of new energy vehicles, which completes all processing steps in one mold, directly produces finished products, and realizes continuous processing and batch production, greatly improves processing efficiency, reduces the production cost of the enterprise, and ensures product quality.

[0004] The utility model is realized by the following technical solutions:

[0005] A copper busbar continuous processing mold for new energy vehicles, comprising an upper mold and a lower mold, characterized in that: the upper mold and the lower mold are provided with a contour cutting component, a side hole punching component, an inner hole punching component, a terminal head notch component, a punching and waist inner groove cutting component, a burr removal and expansion inner groove cutting component, a first terminal head bending component, a shaping and expansion inner groove component, a second terminal head bending component, a middle bending component and a cutting component in sequence along the feeding direction of the material plate of the processed workpiece; the contour cutting component cuts an overall contour line horizontally on the material plate, and two adjacent overall contour lines surround the blank required for processing a workpiece; the side hole punching component punches equidistantly distributed side holes on both sides of the material plate in the feeding direction; the inner hole punching component punches a waist round hole at the waist of the blank; the terminal head notch component is at both ends of the blank Cut out the outer contour line of the terminal head of the workpiece; the punching and waist-cutting inner groove component punches the terminal head hole at the terminal head of the workpiece and cuts out the waist contour of the workpiece at the waist of the blank; the deburring and expanding inner groove component removes burrs from the outer contour of the terminal head and cuts out an expanded inner groove that expands with the outer contour of the terminal head in the direction of the waist contour line of the workpiece; the first terminal head bending component bends one terminal head of the workpiece; the shaping and expanding inner groove component shapes the bent terminal head and expands the outer contour of the other terminal head of the workpiece in the direction of the waist contour line of the workpiece; the second terminal head bending component bends the other terminal head of the workpiece; the middle bending component bends the waist of the workpiece; the cutting component cuts off the waste material on the blank except the workpiece, and the workpiece falls off and is unloaded.

[0006] Furthermore, the side hole is located between the outer contour lines of two adjacent terminal heads.

[0007] Furthermore, one end of the lower die for discharging the material is provided with an inclined surface for diagonally guiding the workpiece downward to the outside of the die.

[0008] The beneficial effects of the utility model are as follows: the utility model is used for the continuous processing mold of copper bars of new energy vehicles, and a contour cutting component, a punching hole component, a terminal head notch cutting component, a punching waist inner groove cutting component, a burr removal and cutting and expanding inner groove component, a terminal head bending component, a shaping and cutting and expanding inner groove component, a middle bending component and a cutting component are arranged in one mold, so as to realize continuous feeding, multi-station step-by-step processing of workpieces, and realize automatic continuous processing, which is suitable for mass production, greatly improves processing efficiency, and reduces production costs; the processed products have good consistency and are easy to implement standardized production. In the continuous processing process, the terminal head is processed step by step according to the bending part, and the terminal head contour and the middle contour are cut out first, and then the expanded inner groove is cut out after bending. The processing steps are optimal, the processing accuracy is high, and the processing quality of the product is also guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is a structural schematic diagram of the mold of the utility model.

[0010] Figure 2 This is a top view of the structure of the workpiece gradually being formed during continuous processing of the mold of the utility model.

[0011] Figure 3 This is a side view of a workpiece being gradually formed by the mold continuously processed by the utility model.

[0012] In the figure, 1. upper die, 2. lower die, 3. contour cutting component, 4. edge punching component, 5. inner hole punching component, 6. terminal head notch cutting component, 7. punching and cutting waist inner groove component, 8. deburring and cutting and expanding inner groove component, 9. first terminal head bending component, 10. shaping and cutting and expanding inner groove component, 11. second terminal head bending component, 12. middle bending component, 13. cutting component, 14. workpiece, 141. overall contour line, 142. side hole, 143. waist circular hole, 144. terminal head outer contour, 145. waist contour line, 146. terminal head hole, 147. expanded inner groove, 148. waste. DETAILED DESCRIPTION

[0013] The present invention will be further described below in conjunction with specific examples and accompanying drawings.

[0014] like Figure 1-Figure 3As shown, a copper busbar continuous processing mold for new energy vehicles includes an upper mold 1 and a lower mold 2, wherein the upper mold 1 and the lower mold 2 are provided with a contour cutting component 3, a punching hole component 4, an inner hole punching component 5, a terminal head notch cutting component 6, a punching waist inner groove cutting component 7, a burr removal and expansion inner groove cutting component 8, a first terminal head bending component 9, a shaping and expansion inner groove component 10, a second terminal head bending component 11, a middle bending component 12 and a cutting component 13 in sequence along the feeding direction of the material plate of the processed workpiece 14; the contour cutting component 3 cuts an overall contour line 141 horizontally on the material plate, and two adjacent overall contour lines 141 surround the blank required for processing a workpiece 14; the edge punching hole component 4 punches equidistantly distributed side holes 142 on both sides of the material plate in the feeding direction; the inner hole punching component 5 punches a waist circular hole 143 at the waist of the blank; the terminal head notch cutting component 6 cuts the terminals of the workpiece 14 at both ends of the blank The punching and waist-cutting inner groove component 7 punches a terminal head hole 146 at the terminal head of the workpiece 14 and cuts out a waist contour 145 of the workpiece at the waist of the blank; the deburring and expanding inner groove component 8 removes burrs from the outer contour of the terminal head and cuts out an expanded inner groove 147 that expands with the outer contour 144 of the terminal head toward the waist contour line 145 of the workpiece; the first terminal head bending component 9 bends one terminal head of the workpiece 14; the shaping and expanding inner groove component 10 shapes the bent terminal head and expands the outer contour 144 of the other terminal head of the workpiece 14 toward the waist contour line 145 of the workpiece to form an expanded inner groove 147; the second terminal head bending component 11 bends the other terminal head of the workpiece 14; the middle bending component 12 bends the waist of the workpiece 14; the cutting component 13 cuts off the waste material on the blank except the workpiece 14, and the workpiece 14 falls off and is cut off.

[0015] The side hole 142 is located between two adjacent terminal head outer contour lines 144 .

[0016] One end of the lower die 2 for discharging the material is provided with an inclined surface for guiding the workpiece 14 obliquely downward to the outside of the die.

[0017] The above embodiments are only preferred implementation modes of the present invention and are only used to explain the present invention rather than to limit the present invention. Any changes, substitutions, combinations, simplifications, modifications, etc. made by those skilled in the art without departing from the spirit and principles of the present invention shall be considered as equivalent replacement modes and shall be included in the protection scope of the present invention.

Claims

1. A continuous processing mold for copper bars of new energy vehicles, comprising an upper mold and a lower mold, characterized in that: The upper die and the lower die are provided with a contour cutting component, a side hole punching component, an inner hole punching component, a terminal head notch cutting component, a punching and cutting waist inner groove component, a burr removal and cutting and expanding inner groove component, a first terminal head bending component, a shaping and cutting and expanding inner groove component, a second terminal head bending component, a middle bending component and a cutting component in sequence along the feeding direction of the material plate of the workpiece; the contour cutting component cuts out an overall contour line horizontally on the material plate, and two adjacent overall contour lines surround the blank required for processing a workpiece; the side hole punching component punches out equidistantly distributed side holes on both sides of the material plate feeding direction; the inner hole punching component punches out a waist circular hole at the waist of the blank; the terminal head notch cutting component cuts out the outer contour line of the terminal head of the workpiece at both ends of the blank; The punching and waist-cutting inner groove component punches a terminal head hole at the terminal head of the workpiece and cuts out the waist contour of the workpiece at the waist of the blank; the burr removal and expansion inner groove component removes burrs from the outer contour of the terminal head and cuts out an expanded inner groove that expands in the direction of the outer contour of the terminal head toward the waist contour line of the workpiece; the first terminal head bending component bends one terminal head of the workpiece; the shaping and expansion inner groove component shapes the bent terminal head and expands the outer contour of the other terminal head of the workpiece toward the waist contour line of the workpiece to form an expanded inner groove; the second terminal head bending component bends the other terminal head of the workpiece; the middle bending component bends the waist of the workpiece; the cutting component cuts off the waste material on the blank except the workpiece, and the workpiece falls off and is cut.

2. The copper bar continuous processing mold for new energy vehicles according to claim 1, characterized in that: The side hole is located between the outer contour lines of two adjacent terminal heads.

3. The copper bar continuous processing mold for new energy vehicles according to claim 1, characterized in that: One end of the lower die for discharging the material is provided with an inclined surface for diagonally guiding the workpiece downward to the outside of the die.

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