CN106694660B - A kind of negative angle flange punching mechanism of part - Google Patents
A kind of negative angle flange punching mechanism of part Download PDFInfo
- Publication number
- CN106694660B CN106694660B CN201611070906.6A CN201611070906A CN106694660B CN 106694660 B CN106694660 B CN 106694660B CN 201611070906 A CN201611070906 A CN 201611070906A CN 106694660 B CN106694660 B CN 106694660B
- Authority
- CN
- China
- Prior art keywords
- die holder
- lower die
- block
- flange
- cutter block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
Abstract
The invention discloses a kind of negative angle flange punching mechanisms of part, including upper die holder and lower die holder, lower die holder is equipped with the lower die retainer block to move up and down, spring is equipped between lower die retainer block and lower die holder, flange cutter block has been respectively articulated in lower die retainer block two sides on lower die holder, lower die holder is equipped with the reset spring for resetting flange cutter block, the lower part of flange cutter block is equipped with driving inclined-plane, lower die holder is equipped with the sliding inclined wedge of driving flange cutter block rotation, and the upper inclined wedge of driving sliding inclined wedge movement is removably equipped on upper die holder；The upper forming blocks of a pair of of relative motion matched with flange cutter block are movably equipped on upper die holder, it is equipped with the upper drive block for driving upper forming blocks sliding on upper die holder between forming blocks in a pair, compression inclined-plane is equipped with close to the side of upper drive block in upper forming blocks, upper drive block two sides are respectively equipped with driving inclined-plane, and upper die holder is equipped with the spring of upper molding block reset；Lower die holder is equipped with a pair of limited block for limiting material position to be processed.
Description
Technical field
The present invention relates to a kind of negative angle flange punching mechanisms of part.
Background technique
Need both ends simultaneously to upper overturning when some plate part Bending Processings, and both sides and bottom surface are all at 90 degree.One
As flange part can all rebound, in order to allow part to be that we want, need to add the amount of rebound when making mold, in this way
Mold can all form negative angle inwards, and very big difficulty is formed to mold design.In addition, some have plate part Bending Processing when
Need both ends simultaneously to the flange turned over greater than 90 degree.If the way of upper mold routinely, be made into it is fixed, then flange is complete
Cheng Hou, part will be unable to take out from upper mold insert.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of negative angle flange punching mechanism of part.
In order to solve the above technical problems, the technical scheme adopted by the invention is as follows: a kind of negative angle flange press machine of part
Structure, including upper die holder and lower die holder are movably equipped with the lower die retainer block of up and down motion, lower die retainer block and lower die holder on lower die holder
Between be equipped with spring, the flange knife of oriented lower die retainer Block direction rotation is respectively articulated on lower die holder in lower die retainer block two sides
Block, lower die holder are equipped with the reset spring that the flange cutter block after rotating resets, and the lower part of flange cutter block is equipped with along far from lower die
The acclivitous driving inclined-plane of retainer Block direction, lower die holder are equipped with the cunning cooperated with driving inclined-plane to drive flange cutter block to rotate
Dynamic inclined wedge, sliding inclined wedge are equipped in the driving inclined-plane tilted down far from lower die retainer Block direction, upper die holder removably
Upper inclined wedge equipped with driving sliding inclined wedge movement；Matching with flange cutter block for a pair of of relative motion is movably equipped on upper die holder
Upper forming blocks, are equipped with to be driven by punching machine mandril on upper die holder between forming blocks and move back and forth along face lower die holder direction in a pair
To drive the upper drive block of upper forming blocks sliding, the side of close upper drive block is equipped with compression inclined-plane, upper driving in upper forming blocks
Block two sides are respectively equipped with driving inclined-plane, and upper die holder is equipped with the spring of upper molding block reset；Lower die holder is equipped with a pair of limit
The flip angle of the limited block of material position to be processed, the flange cutter block is not more than 8 °.
As a preferred solution, one end in the flange cutter block far from articulated position is equipped with mounting post, described multiple
Position spring is arranged between mounting post and lower die holder.
As a preferred solution, the two sides of the flange cutter block are respectively equipped with swivel pin, and the lower die holder is equipped with
Hinge hole, and rotary guide sleeve is equipped in hinge hole.
The beneficial effects of the present invention are: due to being respectively articulated with oriented lower die retainer block in lower die retainer block two sides on lower die holder
The flange cutter block of direction rotation, lower die holder are equipped with the reset spring that the flange cutter block after rotating resets, and lower die holder is equipped with
Cooperate the sliding inclined wedge to drive flange cutter block to rotate with driving inclined-plane, driving sliding inclined wedge fortune is removably equipped on upper die holder
Dynamic upper inclined wedge；The upper forming blocks of a pair of of relative motion matched with flange cutter block are movably equipped on upper die holder, on upper die holder
It is equipped with to be driven by punching machine mandril between forming blocks in a pair and be moved back and forth along face lower die holder direction to drive upper forming blocks sliding
Dynamic upper drive block；So that this mold can complete the punch process of negative angle flange, and structure is simple, high reliablity.
Since the flip angle of flange cutter block is not more than 8 °, the part suitable for right angle flange is processed, can be according to plate material
Matter and rebound amount determine flip angle, and select suitably upper inclined wedge to reach the flip angle.
Due to being equipped with rotary guide sleeve in hinge hole, material relatively more resistant to abrasive wear is can be selected in rotary guide sleeve.
Detailed description of the invention
Fig. 1 is lower die structure schematic diagram in the present invention.
Fig. 2 is upper die structure schematic diagram in the present invention.
Fig. 3 is schematic cross-sectional view of the present invention.
Fig. 1 is into Fig. 3: 1. upper die holders, 2. lower die holders, 3. lower die retainer blocks, 4. nitrogen gas springs, 5. flange cutter blocks, 51. hinges
Outbound, 6. rotary guide sleeves, 7. reset springs, 8. mounting posts, 9. sliding inclined wedges, inclined wedge on 10., forming blocks on 11. are driven on 12.
Motion block, 13. springs, 14. limited blocks, 15. lower springs.
Specific embodiment
With reference to the accompanying drawing, detailed description of the present invention specific embodiment.
As shown in Figure 1-3, a kind of negative angle flange punching mechanism of part, including upper die holder 1 and lower die holder 2.On lower die holder 2
It is movably equipped with the lower die retainer block 3 of up and down motion, nitrogen gas spring 4 is equipped between lower die retainer block 3 and lower die holder 2.On lower die holder 2
The flange cutter block 5 that oriented 3 direction rotational angle of lower die retainer block is 4 ° is respectively articulated in 3 two sides of lower die retainer block.Flange cutter block 5
Two sides be respectively equipped with swivel pin 51, the lower die holder 2 is equipped with hinge hole, and rotary guide sleeve 6 is equipped in hinge hole.Lower die holder
2 are equipped with the reset spring 7 for resetting the flange cutter block 5 after rotation.One end in flange cutter block 5 far from articulated position is equipped with peace
Column 8 is filled, the reset spring 7 is arranged between mounting post 8 and lower die holder 2.
The lower part of flange cutter block 5 is equipped in the separate acclivitous driving inclined-plane in 3 direction of lower die retainer block, lower die holder 2
Equipped with the sliding inclined wedge 9 cooperated with driving inclined-plane to drive flange cutter block 5 to rotate.Sliding inclined wedge 9 is equipped with along far from lower die shoe
Expect the driving inclined-plane that 3 direction of block tilts down, the upper inclined wedge 10 that driving sliding inclined wedge 9 moves removably is equipped on upper die holder 1.
The lower spring 15 that driving sliding inclined wedge 9 resets is additionally provided on lower die holder 2.
The upper forming blocks 11 of a pair of of relative motion matched with flange cutter block 5, upper die holder 1 are movably equipped on upper die holder 1
On in a pair between forming blocks 11 be equipped with by punching machine mandril drive along 2 direction of face lower die holder move back and forth with drive on form
The upper drive block 12 that block 11 slides is equipped with compression inclined-plane, upper drive block 12 close to the side of upper drive block 12 in upper forming blocks 11
Two sides are respectively equipped with driving inclined-plane, and upper die holder 1 is equipped with the spring 13 for resetting upper forming blocks 11；Lower die holder 2 is equipped with a pair
Limit the limited block 14 of material position to be processed.
When punching press, 1 downlink of upper die holder, upper inclined wedge 10 starts that flange cutter block 5 is driven to rotate, and then, upper forming blocks 11 are pushed down
Plate, flange cutter block 5 drive the overturning of plate both sides, and upper die holder 1 continues traveling downwardly, and upper forming blocks 11 push lower die retainer block 3, punching machine
Driving two upper forming blocks 11 of upper drive block 12 ejection are located remotely from each other by mandril, and upper forming blocks 11 cooperate flange cutter block 5 to plate
Two sides edge forming；
After the completion of punching press, 1 uplink of upper die holder, punching machine mandril drives upper drive block 12 to retract, and upper forming blocks 11 are in spring 13
Under the action of reset, upper inclined wedge 10 is detached from sliding inclined wedge 9 with 1 uplink of upper die holder, and reset spring 7 drives flange cutter block 5 and sliding
Dynamic inclined wedge 9 resets, and lower die retainer block 3 ejects workpiece after molding.
The principles and effects of the invention, and the implementation that part uses only is illustrated in the above embodiments
Example, and is not intended to limit the present invention；It should be pointed out that for those of ordinary skill in the art, not departing from wound of the present invention
Under the premise of making design, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Claims (3)
1. a kind of negative angle flange punching mechanism of part, including upper die holder and lower die holder, it is characterised in that: activity is set on lower die holder
There is the lower die retainer block of up and down motion, spring is equipped between lower die retainer block and lower die holder, in lower die retainer block two on lower die holder
Side is respectively articulated with the flange cutter block of oriented lower die retainer Block direction rotation, and lower die holder is equipped with the flange cutter block after rotating and resets
Reset spring, the lower part of flange cutter block is equipped with along far from the acclivitous driving inclined-plane of lower die retainer Block direction, along lower die holder
Equipped with the sliding inclined wedge cooperated with driving inclined-plane to drive flange cutter block to rotate, sliding inclined wedge is equipped with along far from lower die retainer block
The driving inclined-plane that direction tilts down removably is equipped with the upper inclined wedge of driving sliding inclined wedge movement on upper die holder；On upper die holder
The upper forming blocks of a pair of of relative motion matched with flange cutter block are movably equipped with, are set between forming blocks in a pair on upper die holder
Have and the upper drive block moved back and forth along face lower die holder direction to drive upper forming blocks sliding, upper forming blocks are driven by punching machine mandril
The upper side close to upper drive block is equipped with compression inclined-plane, and upper drive block two sides are respectively equipped with driving inclined-plane, and upper die holder is equipped with will
The spring of upper molding block reset；Lower die holder is equipped with a pair of limited block for limiting material position to be processed, the flange cutter block
Flip angle is not more than 8 °.
2. a kind of negative angle flange punching mechanism of part as described in claim 1, it is characterised in that: separate in the flange cutter block
One end of articulated position is equipped with mounting post, and the reset spring is arranged between mounting post and lower die holder.
3. a kind of negative angle flange punching mechanism of part as described in any one of claim 1-2, it is characterised in that: the flange
The two sides of cutter block are respectively equipped with swivel pin, and the lower die holder is equipped with hinge hole, and rotary guide sleeve is equipped in hinge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611070906.6A CN106694660B (en) | 2016-11-29 | 2016-11-29 | A kind of negative angle flange punching mechanism of part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611070906.6A CN106694660B (en) | 2016-11-29 | 2016-11-29 | A kind of negative angle flange punching mechanism of part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106694660A CN106694660A (en) | 2017-05-24 |
| CN106694660B true CN106694660B (en) | 2019-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611070906.6A Active CN106694660B (en) | 2016-11-29 | 2016-11-29 | A kind of negative angle flange punching mechanism of part |
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| CN (1) | CN106694660B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107350352B (en) * | 2017-08-10 | 2023-05-16 | 南京信息职业技术学院 | Tilting wedge combined flanging die with double movement modes |
| CN108372238B (en) * | 2018-02-28 | 2019-06-04 | 安徽江淮汽车集团股份有限公司 | A kind of molding die |
| CN109622701B (en) * | 2019-01-07 | 2023-09-05 | 浙江炜驰机械集团股份有限公司 | Right-angle flanging device for plate |
| TWI708643B (en) * | 2019-11-21 | 2020-11-01 | 財團法人金屬工業研究發展中心 | Apparatus for forging |
| CN113198914B (en) * | 2021-04-28 | 2022-06-28 | 安徽江淮汽车集团股份有限公司 | Stamping method for part with negative angle and flanging negative angle integrated forming die |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3194407B2 (en) * | 1994-06-14 | 2001-07-30 | ダイハツ工業株式会社 | Pressing method and press mold device for sheet metal work |
| CN201543695U (en) * | 2009-11-13 | 2010-08-11 | 天津市英辰精密模具有限公司 | Bending mould of DVD player body plate |
| CN102101139B (en) * | 2010-12-02 | 2012-08-22 | 奇瑞汽车股份有限公司 | Tapered wedge rotating mechanism |
| CN201979008U (en) * | 2010-12-31 | 2011-09-21 | 长城汽车股份有限公司 | Wedge assembly of automobile roof mould |
| CN202779430U (en) * | 2012-07-30 | 2013-03-13 | 奇瑞汽车股份有限公司 | Turnover mechanism of side flanging die |
| CN202779474U (en) * | 2012-09-25 | 2013-03-13 | 河北金环模具有限公司 | Car covering part rotary inclined wedge die |
| CN104210088B (en) * | 2013-05-29 | 2017-03-08 | 上汽通用五菱汽车股份有限公司 | A kind of flanging molding die of automobile roof |
| CN203417964U (en) * | 2013-07-24 | 2014-02-05 | 亿和精密工业（中山）有限公司 | Seesaw type sheet metal part bending device |
| CN203972638U (en) * | 2014-07-23 | 2014-12-03 | 北汽福田汽车股份有限公司 | Decompressor |
| CN204220799U (en) * | 2014-11-20 | 2015-03-25 | 苏州神本精密机械有限公司 | A kind of centering block Bending Mould |
| CN204817734U (en) * | 2015-08-25 | 2015-12-02 | 莆田市云驰新能源汽车研究院有限公司 | Reverse turn -ups mould of automobile |
| CN206199945U (en) * | 2016-11-29 | 2017-05-31 | 长沙金鸿顺汽车部件有限公司 | A kind of negative angle flange punching mechanism of part |
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2016
- 2016-11-29 CN CN201611070906.6A patent/CN106694660B/en active Active
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| Publication number | Publication date |
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| CN106694660A (en) | 2017-05-24 |
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