CN104368663A - Flanging die counter pull mechanism - Google Patents
Flanging die counter pull mechanism Download PDFInfo
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- CN104368663A CN104368663A CN201410708348.6A CN201410708348A CN104368663A CN 104368663 A CN104368663 A CN 104368663A CN 201410708348 A CN201410708348 A CN 201410708348A CN 104368663 A CN104368663 A CN 104368663A
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- spring
- drawing mechanism
- mechanism according
- reverse drawing
- revolute pair
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Abstract
The invention belongs to the technical field of automobile die machining, and particularly relates to a flanging die counter pull mechanism. The flanging die counter pull mechanism comprises a fixing base assembly, a rotating pair element, a spring assembly and a flanging element. One end of the rotating pair element is arranged on the fixing base assembly and can slide along the fixing base assembly, the other end of the rotating pair element is fixedly connected with the flanging element, the spring assembly is fixed to the rotating pair element, the spring assembly is connected with an upper base, the upper base is arranged above the rotating pair element, the end of the rotating pair element is fixedly connected with the flanging element, and a material contacting point of the flanging element faces the inclined lower portion and the fixing base assembly. The flanging die counter pull mechanism has the advantages that when an upper die insert is pressed thoroughly, the stress direction is good, the folded edges of a workpiece cannot be damaged by twisting, and the precision and the service life of the workpiece are guaranteed.
Description
Technical field
The invention belongs to automobile die processing technique field, particularly relate to a kind of wrapping mold reverse drawing mechanism.
Background technology
Along with the development of auto industry technology, people bring up to the requirement to aspects such as comfortableness, aesthetic property, security, Applied economies from practicality, reliability to the requirement of automobile, thus many new requirements be it is also proposed to body of a motor car, the particularly surface quality of the outer door closure class part covered.The quality of the door closure class surface quality of workpieces covered outward plays conclusive effect to car load presentation quality, such as arrangements for automotive doors inner and outer plates part, for ensureing presentation quality, external door panel and the door inner panel of car door can not weld by methods such as spot welding, but be formed separately at them, after trimming, adopt wrapping process, namely door inner panel encases by external door panel flange, or external door panel is from bound edge etc., this just needs to adopt wrapping mold.Wrapping mold is in forming technology, a kind of mould that bound edge operation uses, utilizes wrapping mold exactly, a workpiece edge is inwardly folded, make it to comprise and another workpiece of clamp column, thus connection two or more workpiece formation comprise overall parts of state.
Row bound edge operation when car door, car Cang Gai need, this bound edge operation generally all adopts taping machine to carry out, the course of work of taping machine is generally divided into two steps: first wrapped in advance bending edge in 90 ° by the mechanism of side force, become the bending of about 45 °, then by the mechanism of longitudinal force, complete bending is carried out to it, edge bending part and main body are adjacent to.External door panel and internal hilar plate have and larger upwarps angle.In common wrapping mold, patrix cutter block (or patrix insert) is stressed is downward forever, direct patrix insert kills, the component be reacted on product will be little, not only Impact direction is bad, and bound edge effect is bad, and product can be rubbed vestige, make exterior panel have chip to drop, the attractive in appearance of limit product is closed in impact.In addition, in prior art, spring catch direction and hinge axis are not point-blank, the easy stressed press-bending of spring, and spring catch also bends thereupon, and the most weakness zone fracture at screw thread place, service life is short.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the object of this invention is to provide a kind of wrapping mold reverse drawing mechanism, when patrix insert being killed, not only Impact direction is good, and can not product close limit place rub with the hands bad, ensure that accuracy and the service life of workpiece.
To achieve these goals, the present invention adopts following technical scheme:
A kind of wrapping mold reverse drawing mechanism, it is characterized in that comprising holder assembly, revolute pair element, spring assembly, bound edge element, described revolute pair element one end is arranged on described holder assembly, and can along described holder component slippage, the other end is fixedly connected with described bound edge element, described spring assembly is fixed on described revolute pair element, described spring assembly is connected with upper bed-plate, described upper bed-plate is arranged on above described revolute pair element, described revolute pair element ends is fixedly connected with described bound edge element, the tactile material point of described bound edge element obliquely downward, and towards described holder assembly direction.
Described holder assembly comprises the driving guide plate driving seat and be positioned at above driving seat.
Described revolute pair element comprises hinge mount, and described hinge mount passes driving shaft near one end of described driving guide plate, and through main shaft in the middle part of described hinge mount, described hinge mount is arranged on and drives on guide plate and can slide along described driving guide plate.
Described main shaft two ends are provided with main shaft copper sheathing, and on described copper sheathing, cover has spindle spacer.
Connected driving wheel is provided with outside described driving shaft.
Described bound edge element comprises patrix insert, block, and described patrix insert is arranged on described hinge mount end, and described patrix insert and described block are fixed by screws on described hinge mount.
The shape that described hinge mount and described patrix insert are formed is crotch shape.
The spring that described spring assembly comprises jacking block, is fixedly connected with described jacking block, spring shim is provided with between described jacking block and described spring, be provided with spring catch in the middle of described spring, described spring catch one end is connected with described jacking block through described spring, and the other end is through hinge bracket two.
Described hinge bracket two is connected by hinge axis with the jam plate that described hinge axis coordinates with hinge bracket one, and described hinge bracket one is fixedly connected with described upper bed-plate.
Adjustment component is provided with, limiting component when described adjustment component is rollback or adjustment cushion block between described upper bed-plate and described revolute pair element.
The invention has the beneficial effects as follows: jacking block of the present invention and hinge axis can rotate freely, spring pressure passes to hinge axis completely, spring catch is not by bending power, protection spring causes spring catch to rupture due to bending for a long time, improve the life-span of mechanism, providing guarantee for producing in enormous quantities, having saved cost; The tactile material point of bound edge element is obliquely downward and towards described driving seat direction, the shape of similar hook solid is formed with patrix insert, reverse drawing mechanism is together form with spring assembly, different from the bound edge pressing direction of prior art, mechanism of the present invention is when killing patrix insert, not only Impact direction is good, and can not product close limit place rub with the hands bad, ensure that accuracy and the service life of workpiece.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is stereogram of the present invention;
Fig. 3 is the structural representation of revolute pair element of the present invention;
Fig. 4 is the structural representation of spring assembly of the present invention;
Fig. 5 is the combining structure schematic diagram of bound edge element of the present invention and revolute pair element;
Fig. 6 is fundamental diagram of the present invention;
Fig. 7 is force diagram of the present invention.
In figure, 1, drive seat, 2, drive guide plate, 3, upper bed-plate, 4, hinge mount, 5, patrix insert, 6, driving shaft, 7, rocker bar bearing, 8, jacking block, 9, spring shim, 10, spring, 11, spring catch, 12, adjust cushion block, 13, jam plate one, 14, main shaft, 15, driving wheel, 16, hinge axis one, 17, hinge axis two, 18, jam plate two, 19, hinge bracket one, 20, main shaft copper sheathing, 21, inner panel, 22, outside plate, 23, force direction, 24, block, 25, hinge bracket two, 26, dead-centre position, 27, retracted position.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of detailed description of the invention of the present invention is explained.
As Fig. 1, shown in Fig. 2, wrapping mold reverse drawing mechanism provided by the invention, comprise holder assembly, revolute pair element, spring 10 assembly, bound edge element, described revolute pair element one end is arranged on described holder assembly, and can along described holder component slippage, the other end is fixedly connected with described bound edge element, described spring 10 assembly is fixed on described revolute pair element, described spring 10 assembly is connected with upper bed-plate 3, described upper bed-plate 3 is arranged on above described revolute pair element, described revolute pair element ends is fixedly connected with described bound edge element, the tactile material point of described bound edge element obliquely downward, and towards described driving seat 1 direction.
Holder assembly of the present invention comprises driving seat 1, and install above driving seat 1 and drive guide plate 2, remaining part entirety in top is upper mould part.
As shown in Figure 3, described revolute pair element of the present invention comprises hinge mount 4, described hinge mount 4 passes driving shaft 6 near one end of described driving guide plate 2, and be provided with connected driving wheel 15 outside described driving shaft 6, driving wheel 15 is also locked on hinge mount 4 by jam plate.Through main shaft 14 in the middle part of described hinge mount 4, described main shaft 14 two ends are provided with main shaft copper sheathing 20, and on described copper sheathing, cover has main shaft 14 pad.Main shaft 14 is locked by jam plate 1 and hinge mount 4, and described hinge mount 4 is arranged on and drives on guide plate 2 and can slide along described driving guide plate 2.
Described bound edge element comprises patrix insert 5, block 24, and described patrix insert 5 is arranged on described hinge mount 4 end, and described patrix insert 5 and described block 24 are fixed by screws on described hinge mount 4.The shape that described hinge mount 4 and described patrix insert 5 are formed is crotch shape.Concrete structure as shown in Figure 5.
As shown in Figure 4, the spring 10 that described spring 10 assembly of the present invention comprises jacking block 8, is fixedly connected with described jacking block 8, spring shim 9 is provided with between described jacking block 8 and described spring 10, spring catch 11 is provided with in the middle of described spring 10, described spring catch 11 one end is threaded connection with described jacking block 8 through described spring 10, and the other end is through hinge bracket 2 25.Spring 10 assembly is connected with hinge mount 4 by the rocker bar bearing 7 be connected with jacking block 8.
Described hinge bracket 2 25 is by hinge axis 1 and be connected with hinge bracket 1 with the jam plate 2 18 that hinge axis 1 coordinates; thus jacking block 8 and hinge axis 2 17 can be rotated freely; spring 10 pressure passes to hinge axis 2 17 completely; spring catch 11 is not by bending power; protection spring 10 causes spring catch 11 to rupture due to bending for a long time, improves the life-span of mechanism.Hinge bracket 1 is fixed on upper bed-plate 3.
Adjustment component is provided with between described upper bed-plate 3 and described revolute pair element, adjustment component is some parts needing measurement clearance when assembling, select the adjustment component of different thickness according to actual needs, to enable equipment stable operation, limiting component when described adjustment component can be rollback also can be adjusting pad block 12.
Described hinge mount 4 is crotch shape with the shape of described patrix insert 5.During use, mechanism itself need not make any adjustments again, under the prerequisite not affecting structure, can optimize punching press angle by the putting position (all adjustable up and down) of the whole mechanism of adjustment.
The diameter of spring catch 11 when 16mm, jacking block 8 selects 45# steel just can realize the running of mechanism well, and flanging is effective, and mechanism runs all no problem continuously.
During use, as shown in Figure 6 and Figure 7, holder is installed and drives guide plate 2, all the other are upper mould part.The rocker bar bearing 7 of upper mould part is arranged on hinge mount 4.Upper bed-plate 3 and rocker bar bearing 7 are connected to form revolute pair element by main shaft 14, and main shaft 14 is for realizing its function with main shaft 14 pad and main shaft copper sheathing 20.Be equipped with driving wheel 15 outside driving shaft 6, driving wheel 15 contacts with driving guide plate 2 and mechanism is completed close limit action.In order to rigid bearing, being used herein two jam plates, to realize axle by the open slot on axle locked.Jacking block 8 is connected with hinge bracket 2 25 by hinge axis 2 17.Spring catch 11 is threaded connection through spring 10 and jacking block 8, and through hinge bracket 2 25.Spring 10 is applied to hinge bracket 2 25 and applies active force, and keeps always.Hinge bracket 1 is connected by hinge axis 1 with hinge bracket 2 25.Adjustment cushion block 12 plays the effect of adjusting play when installing base 3.Moved downward by patrix, whole mechanism rotates around main shaft 14, thus realizes closing limit insert to the bound edge process of product.
Operation principle: during equipment work, holder and driving guide plate 2 are actionless, and remaining part is arranged on patrix, driven move downward dead point by patrix.Process is as follows: to be drivenly take turns 15 and touch and drive after guide plate 2, and mechanism is by main shaft 14 for the center of circle moves in a circle, and in rotary course, spring 10 is compressed, patrix insert 5 starts to close limit, the force direction 23 of parts as shown in Figure 7, until bottom dead centre, completes conjunction crack approach.Treat that patrix moves upward, the compression stress release of spring 10, makes the smooth return of mechanism.Dead-centre position 26 shown in Fig. 6 and retracted position 27 differ 10 °, pay special attention to, can not interfere with inner panel 21 binder block in back off procedure, inner panel 21 binder block is wanted conscious and is avoided patrix insert 5, local binder can be caused like this to have problem, when selecting whether to use this mechanism, not only will see the steep of product, also comprehensively to analyze its binder problem, will accept or reject to some extent in the tangent few region of inner and outer plates 22 straight section.
Above an example of the present invention has been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (10)
1. a wrapping mold reverse drawing mechanism, it is characterized in that comprising holder assembly, revolute pair element, spring assembly, bound edge element, described revolute pair element one end is arranged on described holder assembly, and can along described holder component slippage, the other end is fixedly connected with described bound edge element, described spring assembly is fixed on described revolute pair element, described spring assembly is connected with upper bed-plate, described upper bed-plate is arranged on above described revolute pair element, described revolute pair element ends is fixedly connected with described bound edge element, the tactile material point of described bound edge element obliquely downward, and towards described holder assembly direction.
2. a kind of wrapping mold reverse drawing mechanism according to claim 1, is characterized in that described holder assembly comprises and drives seat and be positioned at the driving guide plate driven above seat.
3. a kind of wrapping mold reverse drawing mechanism according to claim 2, it is characterized in that described revolute pair element comprises hinge mount, described hinge mount passes driving shaft near one end of described driving guide plate, through main shaft in the middle part of described hinge mount, described hinge mount is arranged on described driving guide plate and also can slides along described driving guide plate.
4. a kind of wrapping mold reverse drawing mechanism according to claim 3, is characterized in that described main shaft two ends are provided with main shaft copper sheathing, and on described copper sheathing, cover has spindle spacer.
5. a kind of wrapping mold reverse drawing mechanism according to claim 3, is characterized in that being provided with connected driving wheel outside described driving shaft.
6. a kind of wrapping mold reverse drawing mechanism according to claim 3, it is characterized in that described bound edge element comprises patrix insert, block, described patrix insert is arranged on described hinge mount end, and described patrix insert and described block are fixed by screws on described hinge mount.
7. a kind of wrapping mold reverse drawing mechanism according to claim 6, is characterized in that the shape that described hinge mount and described patrix insert are formed is crotch shape.
8. a kind of wrapping mold reverse drawing mechanism according to claim 3, it is characterized in that the spring that described spring assembly comprises jacking block, is fixedly connected with described jacking block, spring shim is provided with between described jacking block and described spring, spring catch is provided with in the middle of described spring, described spring catch one end is connected with described jacking block through described spring, and the other end is through hinge bracket two.
9. a kind of wrapping mold reverse drawing mechanism according to claim 8, it is characterized in that described hinge bracket two is connected by hinge axis with the jam plate that described hinge axis coordinates with hinge bracket one, described hinge bracket one is fixedly connected with described upper bed-plate, and described jacking block is fixed on described hinge mount by rocker bar bearing.
10. a kind of wrapping mold reverse drawing mechanism according to claim 1 or 3, is characterized in that being provided with adjustment component between described upper bed-plate and described revolute pair element, limiting component when described adjustment component is rollback or adjustment cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410708348.6A CN104368663A (en) | 2014-11-28 | 2014-11-28 | Flanging die counter pull mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410708348.6A CN104368663A (en) | 2014-11-28 | 2014-11-28 | Flanging die counter pull mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104368663A true CN104368663A (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410708348.6A Pending CN104368663A (en) | 2014-11-28 | 2014-11-28 | Flanging die counter pull mechanism |
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| CN (1) | CN104368663A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106694718A (en) * | 2015-08-04 | 2017-05-24 | 亿森（上海）模具有限公司 | Rotary pressing tool mechanism for edge covering die |
| CN107866457A (en) * | 2017-12-13 | 2018-04-03 | 高密市豪沃机械科技有限公司 | The adaptive side stock stop of wrapping mold |
| CN108339878A (en) * | 2018-01-16 | 2018-07-31 | 浙江吉利汽车有限公司 | Automobile metal plate work Rapid wrapping mechanism |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013000443A1 (en) * | 2011-06-30 | 2013-01-03 | ŠKODA AUTO a.s. | Folded seam connection |
| CN203343249U (en) * | 2013-07-18 | 2013-12-18 | 哈尔滨凌云汽车零部件有限公司 | Automobile door punching and edge covering device |
| CN203578491U (en) * | 2013-10-30 | 2014-05-07 | 北京洪树冶金机械厂 | Suspension type pre-bending mechanism |
| CN103894465A (en) * | 2014-02-27 | 2014-07-02 | 安徽江淮福臻车体装备有限公司 | Wrapping press fit mechanism for automobile plate |
| CN204320892U (en) * | 2014-11-28 | 2015-05-13 | 天津汽车模具股份有限公司 | Wrapping mold reverse drawing mechanism |
-
2014
- 2014-11-28 CN CN201410708348.6A patent/CN104368663A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013000443A1 (en) * | 2011-06-30 | 2013-01-03 | ŠKODA AUTO a.s. | Folded seam connection |
| CN203343249U (en) * | 2013-07-18 | 2013-12-18 | 哈尔滨凌云汽车零部件有限公司 | Automobile door punching and edge covering device |
| CN203578491U (en) * | 2013-10-30 | 2014-05-07 | 北京洪树冶金机械厂 | Suspension type pre-bending mechanism |
| CN103894465A (en) * | 2014-02-27 | 2014-07-02 | 安徽江淮福臻车体装备有限公司 | Wrapping press fit mechanism for automobile plate |
| CN204320892U (en) * | 2014-11-28 | 2015-05-13 | 天津汽车模具股份有限公司 | Wrapping mold reverse drawing mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106694718A (en) * | 2015-08-04 | 2017-05-24 | 亿森（上海）模具有限公司 | Rotary pressing tool mechanism for edge covering die |
| CN107866457A (en) * | 2017-12-13 | 2018-04-03 | 高密市豪沃机械科技有限公司 | The adaptive side stock stop of wrapping mold |
| CN108339878A (en) * | 2018-01-16 | 2018-07-31 | 浙江吉利汽车有限公司 | Automobile metal plate work Rapid wrapping mechanism |
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Application publication date: 20150225 |