CN211027765U - Flanging hole outside chamfer forming die - Google Patents

Flanging hole outside chamfer forming die Download PDF

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Publication number
CN211027765U
CN211027765U CN201921901222.5U CN201921901222U CN211027765U CN 211027765 U CN211027765 U CN 211027765U CN 201921901222 U CN201921901222 U CN 201921901222U CN 211027765 U CN211027765 U CN 211027765U
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CN
China
Prior art keywords
die
hole
flanging
punch
chamfer
Prior art date
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Active
Application number
CN201921901222.5U
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Chinese (zh)
Inventor
郭宏林
刘元元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fineforming Precsion Engineering Co ltd
Original Assignee
Fineforming Precsion Engineering Co ltd
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Filing date
Publication date
Application filed by Fineforming Precsion Engineering Co ltd filed Critical Fineforming Precsion Engineering Co ltd
Priority to CN201921901222.5U priority Critical patent/CN211027765U/en
Application granted granted Critical
Publication of CN211027765U publication Critical patent/CN211027765U/en
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Abstract

The utility model discloses a flanging hole outside chamfer forming die. The punching die comprises an upper die base and a lower die base which are used in a matched mode, wherein a stripper plate is arranged between the upper die base and the lower die base, a punching punch, a hole trimming punch and a hole flanging punch are sequentially arranged on the upper die base, a punching die, a chamfering punch, a hole trimming die and a hole flanging die are sequentially arranged on the lower die base, and a chamfering insert corresponding to the chamfering punch is arranged on the stripper plate. The utility model discloses a forming die is with the adjustment of technology order: the method comprises the steps of pre-punching, forming chamfering, fine punching, forming an opening part chamfering before hole flanging of a hole flanging product, adding one step of fine punching, cutting off redundant materials extruded during forming, then hole flanging the product, and processing the size of the opening part of the obtained product, wherein the size of the opening part of the product can meet the drawing requirements and cannot influence the size requirements of other positions.

Description

Flanging hole outside chamfer forming die
Technical Field
The utility model relates to a flanging hole outside chamfer forming die belongs to mould processing technology field.
Background
The general method for molding the chamfer on the outer side of the flanging hole is through the process sequence of punching, flanging and chamfering, the process sequence is few, and after the flanging process, redundant materials flow to the bottom of a product when the product is chamfered, so that the product is deformed, and the size cannot meet the drawing requirements.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a flanging hole outside chamfer forming die.
The utility model discloses a realize through following technical scheme:
the utility model provides a flanging hole outside chamfer forming die, is provided with the stripper including upper die base and the die holder that the cooperation was used between upper die base and the die holder, punch a hole drift, repair hole drift and hole flanging drift have set gradually on the upper die base, the die that punches a hole, chamfer drift, repair hole die and hole flanging die have set gradually on the die holder, be provided with the chamfer that the chamfer drift corresponds and insert on the stripper.
The flanging hole outer side chamfer forming die is characterized in that the upper die base is connected with a fixed plate through an upper backing plate, and the fixed plate is connected with the stripper plate through a stripping plate.
A flanging hole outside chamfer forming die, one side of punching a hole drift, repairment hole drift and flanging drift all is provided with the drift briquetting.
The flanging hole outer side chamfering forming die is characterized in that the lower die holder is connected with a concave die plate through a lower backing plate, and a punching female die, a chamfering punch, a hole trimming female die and a flanging female die are arranged on the concave die plate.
The flanging hole outer side chamfering forming die is characterized in that a punch insert is arranged at the position of a chamfering punch.
A flanging hole outside chamfer forming die, flanging hole die below is provided with the flanging hole ejector pin, the top of flanging hole ejector pin is provided with the downthehole support of flanging.
The flanging hole outer side chamfer forming die is characterized in that a lower bearing plate is connected below the lower die base through a die foot.
The utility model discloses the beneficial effect who reaches:
the utility model discloses a forming die is with the adjustment of technology order: the method comprises the steps of pre-punching, forming chamfering, fine punching, forming an opening part chamfering before hole flanging of a hole flanging product, adding one step of fine punching, cutting off redundant materials extruded during forming, then hole flanging the product, and processing the size of the opening part of the obtained product, wherein the size of the opening part of the product can meet the drawing requirements and cannot influence the size requirements of other positions.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a change diagram of a blank part during the production of the die of the utility model.
FIG. 3 is a diagram of a variation of a blank member produced by a conventional process.
In the figure: 1. the punching die comprises an upper die base, 2, an upper padding plate, 3, a fixing plate, 4, a punch pressing block, 5, a punching punch, 6, a stripping plate, 7, a stripper plate, 8, a punching female die, 9, a chamfering insert, 10, a punch insert, 11, a chamfering punch, 12, a female die plate, 13, a lower padding plate, 14, a hole trimming punch, 15, a hole flanging punch, 16, a hole trimming female die, 17, a hole flanging female die, 18, a hole flanging inner support, 19, a hole flanging ejector rod, 20, a lower die base, 21, a die foot, 22 and a lower bearing plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in the figure, the utility model discloses a flanging hole outside chamfer forming die, including upper die base 1 and the die holder 20 that the cooperation was used, be provided with stripper 7 between upper die base 1 and the die holder 20, punch a hole drift 5, repair a hole drift 14 and a hole flanging drift 15 have set gradually on the upper die base 1, die 8, chamfer drift 11, repair a hole die 16 and a hole flanging die 17 have set gradually on the die holder 20, be provided with the chamfer that chamfer drift 11 corresponds on the stripper 7 and insert 9.
Furthermore, the upper die holder 1 is connected with a fixed plate 3 through an upper backing plate 2, and the fixed plate 3 is connected with the stripper plate 7 through a stripper plate 6.
Furthermore, one side of the punching punch 5, the trimming punch 14 and the flanging punch 15 is provided with a punch press block.
Furthermore, the lower die holder 20 is connected with a concave die plate 12 through a lower backing plate 13, and the concave die plate 12 is provided with a punching concave die 8, a chamfering punch 11, a hole trimming concave die 16 and a hole flanging concave die 17.
Further, a punch insert 10 is disposed at the chamfering punch 11.
Furthermore, a hole flanging ejector rod 19 is arranged below the hole flanging female die 17, and a hole flanging inner support 18 is arranged at the top of the hole flanging ejector rod 19.
Further, a lower carrier plate 22 is connected below the lower die base 20 through a die leg 21.
When the die of the utility model is used, a blank passes through the punching female die 8, the punching punch 5 moves downwards under the driving of the upper die base 1 to punch holes on the blank, after the punching is finished, the punching punch 5 moves upwards, the blank enters the next station and is positioned above the chamfering punch 11, the chamfering insert 9 moves downwards under the driving of the upper die holder 1 to perform chamfering operation, after the chamfering operation is finished, the chamfering insert 9 moves upwards, the blank enters the next station and is positioned in the hole trimming female die 16, the hole trimming punch 14 moves downwards under the driving of the upper die holder 1 to perform hole trimming operation, after the hole trimming operation is finished, the hole trimming punch 14 moves upwards, the blank enters the next station and is positioned in the hole flanging female die 17, the hole flanging punch 15 moves downwards under the driving of the upper die base 1 to perform hole flanging operation, after hole flanging is completed, and (3) moving the hole flanging punch 15 upwards, and driving the hole flanging inner support 18 to eject the workpiece by the hole flanging ejector rod 19 to obtain the final workpiece.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims (7)

1. The utility model provides a flanging hole outside chamfer forming die, is provided with the stripper including upper die base and the die holder that the cooperation was used between upper die base and the die holder, characterized by, the drift that punches a hole, repaiies hole drift and hole flanging drift has set gradually on the upper die base, the die holder is last to have set gradually the die that punches a hole, chamfer drift, repaiies hole die and hole flanging die, be provided with the chamfer that the chamfer drift corresponds on the stripper and insert.
2. The outside chamfer forming die for the flanging hole of claim 1, wherein the upper die base is connected with a fixing plate through an upper backing plate, and the fixing plate is connected with the stripper plate through a stripper plate.
3. The flanging hole outer side chamfering forming die as claimed in claim 2, wherein a punch press block is provided at one side of each of the punching punch, the trimming punch and the flanging punch.
4. The flanging hole outer side chamfering forming die of claim 3, wherein the lower die holder is connected with a concave die plate through a lower backing plate, and the concave die plate is provided with a punching concave die, a chamfering punch, a hole trimming concave die and a flanging concave die.
5. The flanging hole outer side chamfer forming die of claim 4, wherein a punch insert is arranged at the chamfer punch.
6. The die for molding the chamfer angle on the outer side of the flanging hole according to claim 5, wherein a flanging ejector rod is arranged below the flanging female die, and a flanging inner support is arranged at the top of the flanging ejector rod.
7. The flanging hole outer side chamfer forming die of claim 6, wherein a lower bearing plate is connected below the lower die base through a die foot.
CN201921901222.5U 2019-11-06 2019-11-06 Flanging hole outside chamfer forming die Active CN211027765U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921901222.5U CN211027765U (en) 2019-11-06 2019-11-06 Flanging hole outside chamfer forming die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921901222.5U CN211027765U (en) 2019-11-06 2019-11-06 Flanging hole outside chamfer forming die

Publications (1)

Publication Number Publication Date
CN211027765U true CN211027765U (en) 2020-07-17

Family

ID=71561043

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921901222.5U Active CN211027765U (en) 2019-11-06 2019-11-06 Flanging hole outside chamfer forming die

Country Status (1)

Country Link
CN (1) CN211027765U (en)

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