CN1345640A - Bender and method thereof - Google Patents
Bender and method thereof Download PDFInfo
- Publication number
- CN1345640A CN1345640A CN 00117491 CN00117491A CN1345640A CN 1345640 A CN1345640 A CN 1345640A CN 00117491 CN00117491 CN 00117491 CN 00117491 A CN00117491 A CN 00117491A CN 1345640 A CN1345640 A CN 1345640A
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- Prior art keywords
- turnover panel
- bending
- section
- pack
- jack knife
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The present invention relates to a bending-forming equipment and its method. Said equipment mainly consists of bending blade, striking plate, support plate and turning plate, and its bending-forming process includes the following steps: 1. opening die; horizontally placing the turning plate on the top surface of benidng blade, then horizontally placing the workpiece on the striking plate and turning plate; 2. closing die; using punching head to strike the workpiece and drive striking plate to make it move downward, at the same time drive turning plate to make it turn over, and after the turning plate is slid into a certain distance between the striking plate and bending blade, the workpiece is bent and formed; and 3. opening die; under the action of elastic force the striking plate is moved upward, the turning plate also is moved upward, under the action of g-force of turning plate said turning plate can be turned over and horizontally placed on the top surface of bending blade.
Description
The invention relates to a kind of bending folding shape device and method, refer in particular to a kind of structural quality and dimensional accuracy of guaranteeing shaped article, and the bending of shaped article is highly big, bending angle can be less than the bender and the method for 90 degree.
Existing bender 1 can be with reference to figure 1, and it mainly comprises the jack knife 2 of translation gliding toward each other and re-packs 3.When being shaped, because workpiece is very big with the relative slip of 2 of jack knives, making the product surface after the shaping very easily produce damage, and near the bending place, very easily cave in and produce forming defects because of highly rubbing.In addition, existing bender 1 very easily causes the dual-side distortion of product on applying to the highly bigger product of bending the time because of the shake of the height in the forming process.And the jack knife 2 of existing bender 1 is close to surface of the work, so can not slope inwardly, otherwise will block product and cause product can't take off material and take out, therefore, existing bender 1 products of bending angle that can't be shaped less than 90 degree.
The object of the present invention is to provide a kind of structural quality and dimensional accuracy of guaranteeing shaped article, and the bending of shaped article is highly big, bending angle can be less than the bender and the method for 90 degree.
The objective of the invention is to be achieved through the following technical solutions: bender of the present invention mainly by jack knife, re-pack, supporting plate and turnover panel form.This re-packs, and roughly to be cuboid tabular and be positioned at the jack knife inboard, re-pack and jack knife between the specific range of being separated by, this distance is substantially equal to the thickness and the reliable supporting plate of turnover panel and regulates control to be applicable to the turnover panel of different-thickness.The top of this supporting plate forms a supporting section, from inside to outside in regular turn against a section and a slope section, be formed with a countersunk head screw on the supporting section, available screw by this screw with supporting plate with re-pack secure bond together, should form drop a little more than supporting section and between the supporting section against section.Bending and forming method of the present invention mainly may further comprise the steps: 1. die sinking, turnover panel horizontal on the jack knife end face, with the workpiece horizontal re-pack and turnover panel on; 2. matched moulds, drift impact workpiece and promote to re-pack and move downward, drive turnover panel simultaneously and rotate, when turnover panel rotate to terminal point and slip into re-pack and jack knife between behind the segment distance, the workpiece bending and forming; 3. die sinking, re-pack and under the elastic force effect, move upward, to replace turnover panel and drive turnover panel against section of supporting plate moves upward, after the turnover panel bottom surface is higher than the jack knife end face, under the gravity effect of turnover panel, turnover panel will with supporting plate against section be fulcrum rotate downwards and final horizontal on the jack knife end face, thereby finish a bending and forming operation and take off material.
Because the structural quality and the dimensional accuracy that have adopted technique scheme, the present invention to have can to guarantee shaped article, and the bending of shaped article is highly big, bending angle can be less than advantages such as 90 degree.
In conjunction with the embodiments invention is further described with reference to the accompanying drawings.
Fig. 1 is existing bender and the schematic diagram of method after shaping.
Fig. 2 is the schematic diagram of bender of the present invention and method die sinking before shaping.
Fig. 3 is the stereogram of the supporting plate of bender of the present invention and method.
Fig. 4 is the stereogram of the turnover panel of bender of the present invention and method.
Fig. 5 is the schematic diagram of the matched moulds process of bender of the present invention and method.
Fig. 6 is bender of the present invention and the schematic diagram of method behind matched moulds.
Fig. 7 is bender of the present invention and the method schematic diagram after shaping and when being in the die sinking process.
Fig. 8 is the cutaway view of the highly bigger product of bender of the present invention and another embodiment of method and bending.
Fig. 9 is bender of the present invention and the another embodiment of method and the bending angle cutaway view less than the products of 90 degree.
Please refer to Fig. 2, bender 10 of the present invention mainly by jack knife 20, re-pack 30, supporting plate 40 and turnover panel 50 form.
This re-packs 30, and roughly to be cuboid tabular and be positioned at jack knife 20 inboards, re-pack 30 and jack knife 20 between the specific range of being separated by, this distance is substantially equal to the thickness and the reliable supporting plate 40 of turnover panel 50 and regulates the turnover panel 50 of control to be applicable to different-thickness.
Please together with reference to figure 3, the top of this supporting plate 40 forms a supporting section 42, from inside to outside in regular turn against a section 44 and a slope section 46.Be formed with a countersunk head screw 48 on the supporting section 42, available screw (on the figure not indicate) by this screw 48 with supporting plate 40 with re-pack 30 secure bond together.Should form drop a little more than supporting section 42 and between the supporting section 42 against section 44.
Please together with reference to figure 4, in order to solve behind the component shaping problem that turnover panel 50 is difficult for falling down when the die sinking, form a skewed slot 52 in the medial surface central authorities of this turnover panel 50.Two of the lateral surface formation of turnover panel 50 are identical shaped, are used to prevent to take place when turnover panel 50 from digging the skewed slot 54 and 56 of unwarranted intervention.Falling down and interference problem of above-mentioned turnover panel 50 is because of belonging to the general utilization in present technique field, so here just do not elaborate.
Please together with reference to figure 2, Fig. 5, Fig. 6 and Fig. 7.Bending and forming of the present invention method side will may further comprise the steps: 1. die sinking, turnover panel 50 horizontal on jack knife 20 end faces, with the workpiece horizontal re-pack and turnover panel on (please refer to Fig. 2); 2. matched moulds, drift impacts workpiece and promotes to re-pack and 30 moves downward (please refer to Fig. 5), driving turnover panel 50 simultaneously is that fulcrum rotates along the direction of Fig. 5 arrow A with the wedge angle of jack knife 20, when turnover panel 50 rotate to terminal point and slip into re-pack 30 and jack knife 20 between during a segment distance (please refer to Fig. 6), about two turnover panels 50 and re-pack and 30 promptly constitute a U-shaped frame, simultaneously with the workpiece bending and forming; 3. die sinking, re-pack and 30 under the elastic force effect, move upward, to replace turnover panel 50 and drive turnover panel 50 against section 44 of supporting plate 40 moves upward, when turnover panel 50 bottom surfaces are higher than jack knife 20 end faces, 50 supporting of this turnover panel by supporting plate 40 against section 44, design (position of centre of gravity of turnover panel 50 than the outside) by the position of centre of gravity of turnover panel 50 and difference against 44 of sections this moment, and under the gravity effect of turnover panel 50, turnover panel 50 will with supporting plate 40 against section 44 be fulcrum along the direction of Fig. 7 arrow B rotate and final downwards horizontal on jack knife 20 end faces, thereby finish a bending and forming operation and take off material.
Please refer to Fig. 8, be another embodiment of bender of the present invention.Wherein the turnover panel 62 of this bender 60 height is big and be close to the side of workpiece, can reduce the shake of workpiece dual-side and is applicable to the product that bending is highly bigger.
Please refer to Fig. 9, be the another embodiment of bender of the present invention.Wherein the medial surface of these bender 70 turnover panels 72 is inclined-plane and the side of being close to workpiece, and the product of bending angle less than 90 degree can be used to be shaped.
Bender of the present invention can be guaranteed the structural quality and the dimensional accuracy of formed product by rotatable and slidably turnover panel design, and the bending of formed product is highly big, bending angle can be less than 90 degree, and this is that prior art institute is irrealizable.
Claims (14)
1. the shape device is rolled in a bending, mainly comprise jack knife, re-pack, supporting plate and turnover panel, it is characterized in that: this re-packs, and roughly to be cuboid tabular and be positioned at the jack knife inboard, and and the specific range of being separated by between the jack knife, this supporting plate re-pack and jack knife between, and can by screw with re-pack secure bond together, this supporting plate can regulate control this re-pack and jack knife between distance; The thickness of this turnover panel be substantially equal to re-pack and jack knife between distance, and before shaping, be flat on the jack knife end face, then rotate and slip into when being shaped re-pack and jack knife between a segment distance.
2. bender as claimed in claim 1, it is characterized in that: the top of this supporting plate forms a supporting section, from inside to outside in regular turn against a section and a slope section, should form drop a little more than supporting section and between the supporting section against section, and should be used for replacing turnover panel against section.
3. bender as claimed in claim 2 is characterized in that: have on this supporting section one for screw wears with the supporting plate and the secure bond countersunk head screw together that re-packs.
4. as claim 1,2 or 3 described benders, it is characterized in that: there is a skewed slot that is used to solve the problem that turnover panel is difficult for falling down when die sinking behind the component shaping in the medial surface central authorities of this turnover panel.
5. as claim 1,2 or 3 described benders, it is characterized in that: the lateral surface of this turnover panel be formed with two identical shaped, be used to prevent take place when turnover panel from digging the skewed slot of unwarranted intervention.
6. as claim 1,2 or 3 described benders, it is characterized in that: the height of this turnover panel is bigger.
7. as claim 1,2 or 3 described benders, it is characterized in that: the medial surface of this turnover panel is the inclined-plane.
8. bending and forming method is characterized in that: 1. die sinking, turnover panel horizontal on the jack knife end face, with the workpiece horizontal re-pack and turnover panel on; 2. matched moulds, drift impact workpiece and promote to re-pack and move downward, drive turnover panel simultaneously and rotate, when turnover panel rotate to terminal point and slip into re-pack and jack knife between behind the segment distance, the workpiece bending and forming; 3. die sinking, re-pack and under the elastic force effect, move upward, to replace turnover panel and drive turnover panel against section of supporting plate moves upward, after the turnover panel bottom surface is higher than the jack knife end face, under the gravity effect of turnover panel, turnover panel will with supporting plate against section be fulcrum rotate downwards and final horizontal on the jack knife end face, thereby finish a bending and forming operation and take off material.
9. bending and forming method as claimed in claim 8, it is characterized in that: the top of this supporting plate forms a supporting section, from inside to outside in regular turn against a section and a slope section, should form drop a little more than supporting section and between the supporting section against section, and should be against section in order to replace turnover panel.
10. bending and forming method as claimed in claim 9 is characterized in that: have on this supporting section one for screw wears with the supporting plate and the secure bond countersunk head screw together that re-packs.
11. as claim 8,9 or 10 described bending and forming methods, it is characterized in that: the medial surface of this turnover panel central authorities form one in order to solve behind the component shaping skewed slot of the problem that turnover panel is difficult for falling down when the die sinking.
12., it is characterized in that as claim 8,9 or 10 described bending and forming methods: the lateral surface of this turnover panel be formed with two identical shaped, the skewed slot of unwarranted intervention takes place when preventing that turnover panel from digging.
13. as claim 8,9 or 10 described bending and forming methods, it is characterized in that: the height of this turnover panel goes for the highly bigger product of bending more greatly.
14. as claim 8,9 or 10 described bending and forming methods, it is characterized in that: the medial surface of this turnover panel is the inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001174916A CN1167524C (en) | 2000-09-28 | 2000-09-28 | Bender and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001174916A CN1167524C (en) | 2000-09-28 | 2000-09-28 | Bender and method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1345640A true CN1345640A (en) | 2002-04-24 |
| CN1167524C CN1167524C (en) | 2004-09-22 |
Family
ID=4586856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001174916A Expired - Fee Related CN1167524C (en) | 2000-09-28 | 2000-09-28 | Bender and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1167524C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794337A (en) * | 2011-05-27 | 2012-11-28 | 北京升华电梯集团有限公司 | Tool bit capable of being bent in combined manner for winged knife type bending machine |
| CN102847790A (en) * | 2012-08-21 | 2013-01-02 | 无锡美业机械制造有限公司 | Turning-plate reforming mould for filter housing |
| CN103658383A (en) * | 2012-09-18 | 2014-03-26 | 上海强精金属制品有限公司 | Scratchless bending die for air-conditioner top cover |
| CN108025342A (en) * | 2015-07-13 | 2018-05-11 | 日新制钢株式会社 | The manufacture method of L font square tubes, the manufacture device of L font square tubes and L font square tubes |
| CN109676020A (en) * | 2018-12-27 | 2019-04-26 | 杨位芳 | It is a kind of for producing the punching press hemming device of net hood for kitchen ventilator |
-
2000
- 2000-09-28 CN CNB001174916A patent/CN1167524C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794337A (en) * | 2011-05-27 | 2012-11-28 | 北京升华电梯集团有限公司 | Tool bit capable of being bent in combined manner for winged knife type bending machine |
| CN102847790A (en) * | 2012-08-21 | 2013-01-02 | 无锡美业机械制造有限公司 | Turning-plate reforming mould for filter housing |
| CN103658383A (en) * | 2012-09-18 | 2014-03-26 | 上海强精金属制品有限公司 | Scratchless bending die for air-conditioner top cover |
| CN108025342A (en) * | 2015-07-13 | 2018-05-11 | 日新制钢株式会社 | The manufacture method of L font square tubes, the manufacture device of L font square tubes and L font square tubes |
| CN109676020A (en) * | 2018-12-27 | 2019-04-26 | 杨位芳 | It is a kind of for producing the punching press hemming device of net hood for kitchen ventilator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1167524C (en) | 2004-09-22 |
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Granted publication date: 20040922 Termination date: 20091028 |