CN102554045A - Compound die for arc sheet metal parts machining - Google Patents
Compound die for arc sheet metal parts machining Download PDFInfo
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- CN102554045A CN102554045A CN2012100458237A CN201210045823A CN102554045A CN 102554045 A CN102554045 A CN 102554045A CN 2012100458237 A CN2012100458237 A CN 2012100458237A CN 201210045823 A CN201210045823 A CN 201210045823A CN 102554045 A CN102554045 A CN 102554045A
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Abstract
The invention discloses a compound die for arc sheet metal part machining, which comprises a lower die plate, a fixing block, a bent concave die, two bent convex dies, a cutting convex die, two unloading blocks, ejecting rods and an unloading rod, wherein the fixing block is fixed right over the lower die plate, the top ends of the ejecting rods penetrate through the lower die plate and the fixing block and are fixed at the bottom ends of the unloading blocks, the two unloading blocks are both positioned above the fixing block, the cutting convex die is arranged between the two unloading blocks, the two unloading blocks are arranged in a face-to-face manner, sections of the two unloading blocks form an incomplete semi-circle shape, the cutting convex die penetrates through the fixing block and is fixed on the lower die plate, the bent concave die is fixed on the fixing block, the unloading blocks are positioned in the bent concave die, the two bent convex dies are respectively positioned right over the two unloading blocks, and the unloading rod is arranged between the two bent convex dies. The compound die disclosed by the invention can machine two sheet metal parts at one time, so that the working efficiency is greatly improved, the labor cost is reduced, and the quality and the machining accuracy of products are effectively ensured.
Description
Technical field
The present invention relates to a kind of mould, especially a kind of composite die of processing the arc sheet metal component belongs to sheet metal component die for processing technical field.
Background technology
In sheet metal component processing, modal is exactly to utilize forcing press that sheet metal component is carried out bending machining, for example, and to the bending machining of the sheet metal component 4 shown in the accompanying drawing 1.For the at one end crooked 1/4 circular-arc sheet metal component that is of this kind needs, all use the bending mould shown in accompanying drawing 2 to process.This bending mould comprises lower bolster 100, die 101, punch 102, holding pad 103, ejector beam 104; Lower bolster 100 is fixed on the workbench of forcing press; Die 101 be fixed on lower bolster 100 directly over; Holding pad 103 places in the die 101; Ejector beam 104 passes lower bolster 100 and die 101, and is fixed on the bottom of binder version 103; Punch 102 is positioned at die 101 tops, and the top of punch 102 is fixed on the slide block of forcing press.Add man-hour, ejector beam 104 to concordant with the right side of die 101, places holding pad 103 jack-up on the end face of die 101 with blank, and the slide block of forcing press moves down, and drives punch 102 and moves down; Punch 102 and holding pad 103 are jointly with blank holding, and punch 102, die 101 and holding pad 103 are gradually with the sheet bending moulding.
Because crooked central angle is little; Deformed region is also smaller, and the position that adds the circular arc in man-hour is difficult to control, and because the angle influence springback; The sheet metal component of processing can not satisfy the requirement of shape; After bending machining is accomplished, also need carry out manual synchronizing to sheet metal component with the holotype model, could guarantee the arc accuracy of sheet metal component like this.So not only when bending, need reserve certain processing capacity, and influence the progress of processing greatly, reduce production efficiency, also waste a lot of manpowers.In addition, the processing capacity of reservation also needs to remove behind manual synchronizing again, makes that the circular arc processing of sheet metal component is very complicated, has both increased operating personnel's working strength, and product quality that processes and precision also can not get effective assurance.
Summary of the invention
Technical problem to above-mentioned existence the objective of the invention is: proposed a kind of processing at one time, increased work efficiency, reduced labour cost, guaranteed that effectively compound die is used in the arc sheet metal component processing of machining accuracy.
Technical solution of the present invention is achieved in that the processing of a kind of arc sheet metal component use compound die, comprises lower bolster, fixed block, crooked die, crooked punch, cut-out punch, unloading block, ejector beam and discharge arm; Said lower bolster is fixed on the workbench of forcing press; Said fixed block be fixed on lower bolster directly over; Lower bolster and fixed block are passed in the top of said ejector beam, and are fixed on the bottom of unloading block; Said unloading block is two, all is positioned at the top of fixed block, and all fits with the end face of fixed block in its bottom surface; The end face of said unloading block is cambered surface, and its radian requires to decide according to the bending of sheet metal component; Also be provided with the cut-out punch between said two unloading block; Said two unloading block are placed in opposite directions, and its cross section forms an incomplete semicircle shape; Said cut-out punch passes fixed block, and is fixed on the lower bolster; The end face of said cut-out punch is higher than the minimum point of unloading block cambered surface; Said crooked die is fixed on the fixed block; Said unloading block is arranged in crooked die, and two unloading block of ejector beam control move up and down in crooked die simultaneously; Said crooked punch is two, lay respectively at two unloading block directly over; The top of said crooked punch all is fixed on the slide block of forcing press, and also is provided with discharge arm between two crooked punch; The top of said discharge arm is fixed on the forcing press.
Preferably, said discharge arm is connected with knockout rod through contiguous block; Said knockout rod is fixed on the forcing press; The top of said crooked punch has and the corresponding chute of contiguous block.
Preferably, the end face of said cut-out punch exceeds the minimum point 4～6mm of unloading block cambered surface.
Because the utilization of technique scheme, the present invention compared with prior art has advantage:
Compound die is used in arc sheet metal component processing of the present invention, processes at one time two sheet metal components, with bending machining, correction processing and cut-out processing; Piece together time processing; Improve operating efficiency greatly, reduced labour cost, practiced thrift great amount of manpower; Also effectively guaranteed the quality and the machining accuracy of product, brought very big economic benefit to production firm.
Description of drawings
Below in conjunction with accompanying drawing technical scheme of the present invention is described further:
Accompanying drawing l is the front view of the sheet metal component of preadmission line bend processing;
Accompanying drawing 2 is the structural representation of arc sheet metal component die for processing in the prior art;
Accompanying drawing 3 is the structural representation of arc sheet metal component processing of the present invention with compound die;
Wherein: 1, lower bolster; 2, cut off punch; 3, crooked die; 4, sheet metal component; 5, contiguous block; 6, ejector beam; 7, knockout rod; 8, chute; 9, crooked punch; 10, discharge arm; 11, unloading block; 12, fixed block.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described.
Be depicted as a kind of arc sheet metal component processing of the present invention like accompanying drawing 3 and use compound die, comprise lower bolster 1, fixed block 12, crooked die 3, crooked punch 9, cut off punch 2, unloading block 11, ejector beam 6 and discharge arm 10; Said lower bolster 1 is fixed on the workbench (not shown) of forcing press; Said fixed block 12 be fixed on lower bolster 1 directly over; Lower bolster 1 and fixed block 12 are passed in the top of said ejector beam 6, and are fixed on the bottom of unloading block 11; Said unloading block 11 is two, all is positioned at the top of fixed block 12, and all fits with the end face of fixed block 12 in its bottom surface; The end face of said unloading block 11 is cambered surface, and its radian requires to decide according to the bending of sheet metal component 4; Also be provided with between said two unloading block 11 and cut off punch 2; Said two unloading block 11 are placed in opposite directions, and its cross section forms an incomplete semicircle shape; Said cut-out punch 2 passes fixed block 12, and is fixed on the lower bolster 1; The end face of said cut-out punch 2 exceeds the minimum point 4～6mm of unloading block 11 cambered surfaces; Said crooked die 3 is fixed on the fixed block 12; Said unloading block 11 is arranged in crooked die 3, and two unloading block 11 of ejector beam 6 controls move up and down in crooked die 3 simultaneously; Said crooked punch 9 is two, lay respectively at two unloading block 11 directly over; The top of said crooked punch 9 all is fixed on the slide block (not shown) of forcing press, and also is provided with discharge arm 10 between two crooked punch 9; Said discharge arm 10 is connected with knockout rod 7 through contiguous block 5; Said knockout rod 7 is fixed on the forcing press; The top of said crooked punch 9 has and contiguous block 5 corresponding chutes 8.
During work; Ejector beam 6 pushes up unloading block 11 concordant with crooked die 3; Blank is placed on the crooked die 3; The slider of punch (not shown) begins to move down, and crooked punch 9 at first contacts with plate, under the acting in conjunction of crooked punch 9, crooked die 3 and unloading block 11, begins blank is carried out bending machining; Along with moving down of slider of punch; The top that cuts off punch 2 also begins contact with being about to the good semi-finished product of bending machining, then crooked punch 9 on one side sheet metal component 4 is proofreaied and correct, one side with 2 actings in conjunction of cut-out punch; Sheet metal component 4 is cut into two, accomplishes the processing of workpiece.
After machining, along with moving on the slide block in the forcing press, crooked punch 9 moves up, and away from crooked die 3, this moment, discharge arm 10 stretched out crooked punch 9 gradually, and die-cut waste material is released the die cavity of crooked punch 9, and contiguous block 5 has played the effect of buffering; And the sheet metal component 4 that processes is also ejected the die cavity of crooked die through the effect of ejector beam 6 and unloading block 11, takes out the workpiece that machines.
Because the utilization of technique scheme, the present invention compared with prior art has advantage:
Compound die is used in arc sheet metal component processing of the present invention, processes at one time two sheet metal components, with bending machining, correction processing and cut-out processing; Piece together time processing; Improve operating efficiency greatly, reduced labour cost, practiced thrift great amount of manpower; Also effectively guaranteed the quality and the machining accuracy of product, brought very big economic benefit to production firm.
The foregoing description only is explanation technical conceive of the present invention and characteristics; Its purpose is to let the personage that is familiar with this technology can understand content of the present invention and implements; Can not limit protection scope of the present invention with this; All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (3)
1. compound die is used in an arc sheet metal component processing, it is characterized in that: comprise lower bolster, fixed block, crooked die, crooked punch, cut off punch, unloading block, ejector beam and discharge arm; Said lower bolster is fixed on the workbench of forcing press; Said fixed block be fixed on lower bolster directly over; Lower bolster and fixed block are passed in the top of said ejector beam, and are fixed on the bottom of unloading block; Said unloading block is two, all is positioned at the top of fixed block, and all fits with the end face of fixed block in its bottom surface; The end face of said unloading block is cambered surface, and its radian requires to decide according to the bending of sheet metal component; Also be provided with the cut-out punch between said two unloading block; Said two unloading block are placed in opposite directions, and its cross section forms an incomplete semicircle shape; Said cut-out punch passes fixed block, and is fixed on the lower bolster; The end face of said cut-out punch is higher than the minimum point of unloading block cambered surface; Said crooked die is fixed on the fixed block; Said unloading block is arranged in crooked die, and two unloading block of ejector beam control move up and down in crooked die simultaneously; Said crooked punch is two, lay respectively at two unloading block directly over; The top of said crooked punch all is fixed on the slide block of forcing press, and also is provided with discharge arm between two crooked punch; The top of said discharge arm is fixed on the forcing press.
2. compound die is used in arc sheet metal component processing according to claim 1, and it is characterized in that: said discharge arm is connected with knockout rod through contiguous block; Said knockout rod is fixed on the forcing press; The top of said crooked punch has and the corresponding chute of contiguous block.
3. use compound die in arc sheet metal component according to claim 1 and 2 processing, it is characterized in that: the end face of said cut-out punch exceeds the minimum point 4～6mm of unloading block cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100458237A CN102554045A (en) | 2012-02-28 | 2012-02-28 | Compound die for arc sheet metal parts machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100458237A CN102554045A (en) | 2012-02-28 | 2012-02-28 | Compound die for arc sheet metal parts machining |
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| Publication Number | Publication Date |
|---|---|
| CN102554045A true CN102554045A (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100458237A Pending CN102554045A (en) | 2012-02-28 | 2012-02-28 | Compound die for arc sheet metal parts machining |
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| CN (1) | CN102554045A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985029A (en) * | 2015-07-09 | 2015-10-21 | 佛山新虹机械有限公司 | Novel online precise bending forming device |
| CN105234293A (en) * | 2015-11-17 | 2016-01-13 | 重庆持恒模具有限公司 | Discharging, bending and shearing compound die for V-shaped frames |
| CN105642736A (en) * | 2016-03-17 | 2016-06-08 | 无锡曙光模具有限公司 | Cutting-open mold for shell-shaped workpiece |
| CN106955925A (en) * | 2016-12-16 | 2017-07-18 | 佛山市顺德区凯硕精密模具自动化科技有限公司 | A kind of turn-cutting die |
| CN111940553A (en) * | 2020-08-20 | 2020-11-17 | 张运杰 | Bending knife assembly for plate bending machine and hydraulic plate bending machine |
| CN117584526A (en) * | 2024-01-18 | 2024-02-23 | 维亘精密机械(苏州)有限公司 | Stamping die and rebound compensation method |
-
2012
- 2012-02-28 CN CN2012100458237A patent/CN102554045A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985029A (en) * | 2015-07-09 | 2015-10-21 | 佛山新虹机械有限公司 | Novel online precise bending forming device |
| CN105234293A (en) * | 2015-11-17 | 2016-01-13 | 重庆持恒模具有限公司 | Discharging, bending and shearing compound die for V-shaped frames |
| CN105642736A (en) * | 2016-03-17 | 2016-06-08 | 无锡曙光模具有限公司 | Cutting-open mold for shell-shaped workpiece |
| CN106955925A (en) * | 2016-12-16 | 2017-07-18 | 佛山市顺德区凯硕精密模具自动化科技有限公司 | A kind of turn-cutting die |
| CN111940553A (en) * | 2020-08-20 | 2020-11-17 | 张运杰 | Bending knife assembly for plate bending machine and hydraulic plate bending machine |
| CN117584526A (en) * | 2024-01-18 | 2024-02-23 | 维亘精密机械(苏州)有限公司 | Stamping die and rebound compensation method |
| CN117584526B (en) * | 2024-01-18 | 2024-04-26 | 维亘精密机械(苏州)有限公司 | Stamping die and rebound compensation method |
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Application publication date: 20120711 |