CN203737822U - Fender double-drawing mould - Google Patents
Fender double-drawing mould Download PDFInfo
- Publication number
- CN203737822U CN203737822U CN201320623997.7U CN201320623997U CN203737822U CN 203737822 U CN203737822 U CN 203737822U CN 201320623997 U CN201320623997 U CN 201320623997U CN 203737822 U CN203737822 U CN 203737822U
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- China
- Prior art keywords
- lappet
- punch
- mould
- fender
- drawing dies
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- Expired - Fee Related
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- 239000000463 material Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000009966 trimming Methods 0.000 claims abstract description 4
- 239000011230 binding agent Substances 0.000 claims description 14
- 238000005336 cracking Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000013555 soy sauce Nutrition 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model provides a fender double-drawing mould which can save materials and avoid crack and sub-fissure phenomena during a drawing process. The double-drawing mould comprises an upper mould, a lower mould and a blank holder, wherein a pressing material is arranged on the upper mould; a fender male mould comprises two fender male mould parts put together; after one fender male mould part is rotated at 180 degrees, the two fender male mould parts are in symmetric arrangement, and are not in contact with each other; a trimming mould striper plate is arranged between the fender male mould parts. According to the utility model, the double-drawing mould can mould two fenders at the same time; meanwhile, the utilization ratio of materials is improved. Moreover, the products produced by the double-drawing mould also can ensure the following operation efficiency; the phenomena of crack and sub-fissure of the moulded products are avoided due to the height arrangement of the pressing material surface, and a flange surface and the fender male mould.
Description
Technical field
The utility model relates to mould, particularly a kind of mould of lappet.
Background technology
Lappet is the outer covering piece of automobile, so lappet is to the considerable part of the outward appearance of automobile.In the designing and developing of existing lappet mould, the basic single-piece that adopts is drawn or the left side and the right matched moulds seat but do not conform to die, draw with tablet be also two independent.As shown in Figure 1 be that single-piece is drawn.Because the most shape of lappet is suitable asymmetric type, in order better to pull out qualified product, tend to do a pre-blanking before drawing, as two of Fig. 1-1 and Fig. 1-2 angles, just need to first do pre-blanking, what have simply directly makees a shear knife on drawing die.
Technological deficiency or the deficiency of the aspects such as the structure that existing background technology exists, function:
1, the utilization of single production board and the efficiency of production are low.
2, the cost of single production board is high.
3, in drawing process, the position of die can be because many material can ftracture or the hidden defect of drawing of splitting phenomenon herein.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of materials and economizes, nothing cracking or the hidden two drawing dies of lappet that split phenomenon in drawing process, for this reason, the utility model is by the following technical solutions: it comprises patrix, counterdie and blank holder, described patrix arranges binder, lappet punch is set on described counterdie, described blank holder is set on counterdie, and be looped around lappet punch surrounding, it is characterized in that described lappet punch is that two lappet punch parts are combined, one of them lappet punch part is symmetrical set with another lappet punch part after Rotate 180 °, two lappet punch parts do not contact, and between lappet punch part, edger stripper is set.
Adopting on the basis of above technical scheme, the utility model can also adopt following further scheme:
The joint of two lappet punch parts adopts circular arc or surface blending, and the minimum widith of the stripper forming between two lappet punch parts is more than or equal to 70mm.
On described stripper, be provided with material returned spring and breaker bolt.
The both ends of described stripper and middle part respectively arrange a breaker bolt, and the two ends of stripper respectively arrange 2-3 material returned spring, are evenly equipped with 5-7 material returned spring between both ends.
The die parting line of mould, in surrounding and the crossing bottom, R angle of blank holder face of lappet punch, forms and is similar to rectangular shape.
Described lappet punch two side flanging places (the follow-up material flange that draws) are provided with storing bag, and lappet draws material flanging process in follow-up technique, and the setting of storing bag is that described storing inter-packet gap 100mm arranges in order to prevent flange cracking.
Described blank holder formed blank holder after being inserted in counterdie contacts the binder surface that forms and is more than or equal to 20mm lower than the height of the flange face minimum point of lappet punch with patrix, surrounding's highest point of lappet punch is more than or equal to 40mm higher than the height of binder surface.
Edger stripper exceeds lappet trimming line 20-30mm in the joint of lappet punch, the empty avoiding of falling profile 15mm is done in all the other positions, joint, reduces processing capacity and bedding-in amount.
For there being the position of flange in lappet subsequent process, lappet technical face will surpass the width 5mm at the R of lappet angle own.
Owing to having adopted the technical solution of the utility model, the utility model has designed double leaf daughter board drawing die, and two lappets of moulding have simultaneously improved the utilization rate of material simultaneously.In addition, the efficiency that the product that the utility model is produced also can successor operation, the height setting of its binder surface and lappet punch there will not be while also having guaranteed formed product splits or the hidden phenomenon of splitting.
Accompanying drawing explanation
Fig. 1 is counterdie schematic diagram described in the utility model.
Fig. 2 is blank holder schematic diagram described in the utility model.
Fig. 3 is patrix schematic diagram described in the utility model.
Fig. 4 is the front view after die assembly described in the utility model.
Fig. 5 is the top view after die assembly described in the utility model.
Fig. 6 is the schematic diagram of stripper described in the utility model.
Fig. 7 is the schematic diagram of binder described in the utility model.
Fig. 8 is the schematic top plan view of the lappet punch after die assembly described in the utility model.
101: patrix, 102: blank holder, 103: counterdie, 301: the first wearing plates,, 302: the second wearing plates, 401: stroke bolt, 402: balance weight, 403: adjustment block, 404: handling block, 405: location tool, 406 lifting rods.
The specific embodiment
With reference to Figure of description.
With reference to figure 1, Fig. 2, Fig. 3, it comprises patrix 101, counterdie 103 and blank holder 102 the utility model, and described patrix arranges binder 501, on described counterdie 101, lappet punch is set, and is illustrated in figure 8 the schematic top plan view of lappet punch.Described blank holder 102 is set on counterdie, and is looped around lappet punch surrounding, and described counterdie 103 is provided with handling block 404, stroke bolt 401, balance weight 402 and lifting rod 406.Described patrix is also provided with the first wearing plate 301 and lifting rod 406.
Described ring mould is provided with the first wearing plate 301 and the second wearing plate 302, ring mould surrounding stationary positioned tool 405, and balance weight 406, as shown in Figure 2,
Described lappet punch is that two lappet punch parts are combined, one of them lappet punch part is symmetrical set with another lappet punch part after Rotate 180 °, two lappet punch parts do not contact, and between lappet punch part, edger stripper 500 are set.Described lappet punch comprises two lappet punch parts, one of them docks with another lappet punch part after Rotate 180 °, single-piece of the prior art is drawn to improve and become two drawing described in the utility model, can realize two of moulds draws, produce two lappets, it is not only to produce a product compared to prior art in one-shot forming drawing process more, has also improved the utilization rate of material.Because the bending curvature part of lappet is larger, during single-piece moulding, the material of this part is a lot of as waste material (material returned) waste, but described in the utility model pair of drawing process is that two lappets of placing are in correspondence with each other produced simultaneously, its mould also has two lappet punch, has utilized lappet sweep material simultaneously, reaches the dual purpose that improves stock utilization and production efficiency, economic benefit is obvious, generally can draw the stock utilization that improves 20% left and right than single-piece.Simultaneously, because black soy sauce both sides symmetry is drawn, relative like this four limits stressed relatively even, the die parting line of mould is in the surrounding of lappet punch, formation is similar to rectangular shape, when the die parting line in technical solutions of the utility model just can single-piece of the prior art draw, die parting line does not vary widely like that, can more be conducive to draw, and in drawing process, the position of die is not prone to cracking or the hidden phenomenon of splitting.
The joint of two lappet punch parts adopts circular arc or surface blending, two lappet punch docking location height that draw must be close, can not there is difference in height sharply to change, therefore, in the arc transition of docking location left and right fairing, be conducive to drawing of whole product.The minimum widith of the stripper forming between two lappet punch parts is more than or equal to 70mm.On described stripper, be provided with material returned spring and breaker bolt.
Further, the both ends of described stripper and middle part respectively arrange a breaker bolt, and the two ends of stripper respectively arrange 2-3 material returned spring, are evenly equipped with 5-7 material returned spring between both ends.
70mm minimum widith the intensity that can guarantee whole stripper is set, but can not be excessive, excessive rear whole main product technical face will strengthen, corresponding use material also will strengthen, and also will guarantee the installation of material returned spring and breaker bolt simultaneously.
110 liang of side flanging places of described lappet punch (the follow-up material flanging process that draws in the technique of lappet) are provided with storing bag, and described storing inter-packet gap 100mm arranges, and arranging of storing bag guaranteed can not split because of flange in follow-up work.
Described blank holder formed blank holder 102 after being inserted in counterdie contacts the binder surface that forms and is more than or equal to 20mm lower than the height of the flange face minimum point of lappet punch with patrix, surrounding's highest point of lappet punch 110 is more than or equal to 40mm higher than the height of binder surface.For the height of binder surface to most important in whole product drawing process, it is the key point that affects product quality quality, binder surface height can not be too high, therefore, being provided with above-mentioned two highly limits, guaranteed the roughly retinue of binder surface, the condition that just can ensure is extracted qualified part product, i.e. lappet out.
Edger stripper exceeds lappet trimming line 20-30mm in the joint of lappet punch, the empty avoiding of falling profile 15mm is done in all the other positions, guaranteed on the one hand the quality of production of lappet, processing capacity while also having reduced operation and the bedding-in amount of pincers worker simultaneously, realize the further minimizing of cost, shortened the construction cycle.
For there being the position of flange in lappet subsequent process, lappet technical face will surpass the width 5mm at lappet R angle, guarantees in this flange position, not occur twolip line in follow-up flanging process, has further guaranteed product quality.
Claims (8)
1. two drawing dies of a lappet, it comprises upper die and lower die and blank holder, described patrix arranges binder, lappet punch is set on described counterdie, described blank holder is set on counterdie, and be looped around lappet punch surrounding, it is characterized in that described lappet punch is that two lappet punch parts are combined, one of them lappet punch part is symmetrical set with another lappet punch part after Rotate 180 °, two lappet punch parts do not contact, and between lappet punch part, edger stripper are set.
2. the two drawing dies of a kind of lappet according to claim 1, is characterized in that the joint of two lappet punch parts adopts circular arc or surface blending, answer >=70mm of circular arc or surface blending in the middle of two lappets.
3. the two drawing dies of a kind of lappet according to claim 1, is characterized in that being provided with material returned spring and breaker bolt on described edger stripper.
4. the two drawing dies of a kind of lappet according to claim 3, is characterized in that the both ends of described stripper and middle part respectively arrange a breaker bolt, and the two ends of stripper respectively arrange 2-3 material returned spring, are evenly equipped with 5-7 material returned spring between both ends.
5. the two drawing dies of a kind of lappet according to claim 1, is characterized in that described lappet punch two side flanging places are provided with storing bag, prevent flange cracking, and described storing inter-packet gap 100mm arranges.
6. two drawing dies of a kind of lappet according to claim 1, it is characterized in that described blank holder formed blank holder after being inserted in counterdie contacts the binder surface that forms and is more than or equal to 20mm lower than the height of the flange face minimum point of lappet punch with patrix, surrounding's highest point of lappet punch is more than or equal to 40mm higher than the height of binder surface.
7. the two drawing dies of a kind of lappet according to claim 1, is characterized in that edger stripper exceeds lappet trimming line 20-30mm in the joint of lappet punch, and the empty avoiding of falling profile 15mm is done in all the other positions, joint.
8. the two drawing dies of a kind of lappet according to claim 1, is characterized in that for there being the position of flange in lappet outward appearance part subsequent process, and lappet technical face will surpass the width 5mm at the R of lappet angle own.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320623997.7U CN203737822U (en) | 2013-10-10 | 2013-10-10 | Fender double-drawing mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320623997.7U CN203737822U (en) | 2013-10-10 | 2013-10-10 | Fender double-drawing mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203737822U true CN203737822U (en) | 2014-07-30 |
Family
ID=51337686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320623997.7U Expired - Fee Related CN203737822U (en) | 2013-10-10 | 2013-10-10 | Fender double-drawing mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203737822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480747A (en) * | 2013-10-10 | 2014-01-01 | 义乌赵龙重工有限公司 | Fender double-drawing die |
-
2013
- 2013-10-10 CN CN201320623997.7U patent/CN203737822U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480747A (en) * | 2013-10-10 | 2014-01-01 | 义乌赵龙重工有限公司 | Fender double-drawing die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |