CN102773337B - Die core set suitable for bending flange of battery cavity - Google Patents
Die core set suitable for bending flange of battery cavity Download PDFInfo
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- CN102773337B CN102773337B CN201210225009.3A CN201210225009A CN102773337B CN 102773337 B CN102773337 B CN 102773337B CN 201210225009 A CN201210225009 A CN 201210225009A CN 102773337 B CN102773337 B CN 102773337B
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Abstract
The invention discloses a die core set suitable for bending a flange of a battery cavity. The die core set is characterized by consisting of a plurality of first die cores and a plurality of second die cores, wherein a first bending structure is respectively formed on the first die cores, and a second bending structure is respectively formed on the second die cores. The die core set has the beneficial effects that the die core set suitable for bending the flange of the battery cavity consists of the first die cores suitable for bending an A flange structure and the second die cores suitable for bending a B flange structure, the first die cores and the second die cores can be bent, the first die cores can further limit and adjust the bent structure, and the second die cores can prevent the B flange structure from being improperly deformed caused by the extrusion of the die cores after an air avoidance design is adopted.
Description
Technical field
The present invention relates to a kind of die group, be specifically related to a kind of die group that is applicable to battery cavities flange to carry out bending making.
Background technology
Battery cavities is all very high stamping parts of a kind of size and precision requirement, and the structure after its moulding roughly as shown in Figure 1, has important operation one in forming process: to carrying out bending after battery cavities flange again.This just needs to use the die that flange is carried out to bending making, traditional is all to adopt the almost identical overall die of a length and the battery cavities size for the treatment of bending to carry out bending to each limit, but there is a problem, battery cavities turnup structure is everywhere often also not quite identical: as A place in Fig. 1 and B place, there is significant difference in the structure at two places, figuratively, the flange at A place is the equal of that centre is connected to each other by forming after an overall sheet material doubling; And the flange at B place is to be extended to form to B place by the flange at A place, the structure original with B place is not connected, and is the equal of to be arranged in parallel and formed by two sheet materials.
Given this, adopt traditional die to bend battery cavities flange, cannot make A place and B place can realize good bending, simultaneously again can accurate positioning, this defect also fails properly to solve at present.
Summary of the invention
For solving the deficiencies in the prior art, the object of the invention is to overcome the defect of prior art, provide a kind of bending efficiency the high and effective die group that is applicable to battery cavities flange to carry out bending making.
In order to realize above-mentioned target, the present invention adopts following technical scheme:
The die group that is applicable to battery cavities flange to carry out bending making, is characterized in that, by several first dies and the second die, is combined, and above-mentioned the first die is formed with the first bending structure, and above-mentioned the second die is formed with the second bending structure; The broadside lines of above-mentioned the first bending structure comprises: the first circular arc, join with the first circular arc first on positioning linear, the first vertical positioning linear joining with positioning linear on first, the first time positioning linear parallel with positioning linear on above-mentioned first, the above-mentioned first vertical positioning linear and above-mentioned first time positioning linear join by the first outer transition arc, and the lower limb line parallel of above-mentioned first time positioning linear and the first die and both are joined by the first interior transition arc; The broadside lines of above-mentioned the second bending structure comprises: the second circular arc, the empty avoiding straight line joining with the second circular arc, the second vertical positioning linear joining with above-mentioned empty avoiding straight line, the second time positioning linear vertical with the above-mentioned second vertical positioning linear, the above-mentioned second vertical positioning linear and above-mentioned second time positioning linear join by the second outer transition arc, the lower limb line parallel of above-mentioned second time positioning linear and above-mentioned the second die and joining by the second interior transition arc.
The aforesaid die group that is applicable to battery cavities flange to carry out bending making, is characterized in that, above-mentioned empty avoiding straight line is what tilt, forms angle with horizontal direction.
The aforesaid die group that is applicable to battery cavities flange to carry out bending making, is characterized in that, above-mentioned the first circular arc is identical with the radian of the second circular arc.
The aforesaid die group that is applicable to battery cavities flange to carry out bending making, it is characterized in that, in bending manufacturing process, positioning linear is pushed down the top edge of above-mentioned battery cavities flange on above-mentioned first, and above-mentioned first time positioning linear pushed down the lower limb of above-mentioned battery cavities flange.
The aforesaid die group that is applicable to battery cavities flange to carry out bending making, it is characterized in that, in bending manufacturing process, above-mentioned empty avoiding straight line and above-mentioned the second circular arc all do not contact the top edge of battery cavities flange, and above-mentioned second time positioning linear pushed down the lower limb of above-mentioned battery cavities flange.
The aforesaid die group that is applicable to battery cavities flange to carry out bending making, is characterized in that, above-mentioned the first die is two, and above-mentioned the second die is one, and above-mentioned the second die is between two the first dies.
The aforesaid die group that is applicable to battery cavities flange to carry out bending making, it is characterized in that, the above-mentioned first vertical positioning linear is identical with length and the shape of the second vertical positioning linear, above-mentioned first time positioning linear and second time positioning linear, above-mentioned the first outer transition arc and the second outer transition arc, above-mentioned the first interior transition arc and the second interior transition arc.
Usefulness of the present invention is: the die group that is applicable to battery cavities flange to carry out bending making of the present invention, the first die that is applicable to A place turnup structure by several combines with the second die that is applicable to B place turnup structure, the first die and the second die can be realized bending and make, simultaneously, the first die can also carry out spacing and adjust the structure after bending, and the second die has adopted empty avoiding design to avoid the extruding of die to cause the incorrect distortion of B place turnup structure.
Accompanying drawing explanation
Fig. 1 is the structure of existing battery cavities;
Fig. 2 is the structural representation that is applicable to battery cavities flange to carry out a preferred embodiment of the die group of bending making of the present invention;
Fig. 3 is the structural representation of the first die in Fig. 2;
Fig. 4 is the structural representation that in Fig. 3, amplify at C place;
Fig. 5 is the structural representation of the second die in Fig. 2;
Fig. 6 is the structural representation that in Fig. 5, amplify at D place;
Fig. 7 is battery cavities A place's structure and the schematic diagram of the first die when until bending in Fig. 1;
Fig. 8 is the schematic diagram while adopting the first die to carry out bending making to A place;
Fig. 9 is the structural representation that in Fig. 8, amplify at E place;
Figure 10 is battery cavities B place's structure and the schematic diagram of the second die when until bending in Fig. 1;
Figure 11 is the schematic diagram while adopting the second die to carry out bending making to B place;
Figure 12 is the structural representation that in Figure 11, amplify at F place.
The implication of Reference numeral in figure: 1, the first die, 2, the second die, 101, the first circular arc, 102, positioning linear on first, 103, the first vertical positioning linear, 104, first time positioning linear, 105, the first outer transition arc, 106, the lower limb line of the first die, 107, the first interior transition arc, 201, the second circular arc, 202, empty avoiding straight line, 203, the second vertical positioning linear, 204, second time positioning linear, 205, the second outer transition arc, 206, the lower limb line of the second die, 207, the second interior transition arc.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is done to concrete introduction.
As background technology part, introduced, due to the variation of battery cavities turnup structure, adopt structure single die to realize structure (as the A place in Fig. 1 and B place) everywhere is all realized to bending preferably, and the position after assurance bending and the precision of shape.
Referring to Fig. 2 to Figure 12, the die group that is applicable to battery cavities flange to carry out bending making of the present invention, is combined by several first dies 1 and the second die 2.
As a kind of specific embodiment, as shown in Figure 2, the first die 1 is two, and the second die 2 is one, and the second die 2 is between two the first dies 1.
Wherein, the first die 1 is formed with the first bending structure for the structures such as A place are carried out to bending, the second die 2 is formed with the second bending structure for the structures such as B place are carried out to bending, the first bending structure and the second bending structure are different, in order to understand better the present invention, we describe particularly from the outline line of its side.
Referring to Fig. 3 and Fig. 4, the broadside lines of the first bending structure comprises: the first circular arc 101, join with the first circular arc 101 first on positioning linear 102, the first vertical positioning linear 103 joining with positioning linear on first 102, the first time positioning linear 104 parallel with positioning linear on first 102, the first vertical positioning linear 103 and first time positioning linear 104 join by the first outer transition arc 105, the lower limb line 106 of first time positioning linear 104 and the first die 1 parallel and both by the first interior transition arc 107, join.
Referring to Fig. 5 and Fig. 6, the broadside lines of the second bending structure comprises: the second circular arc 201, the empty avoiding straight line 202 joining with the second circular arc 201, the second vertical positioning linear 203 joining with empty avoiding straight line 202, the second time positioning linear 204 vertical with the second vertical positioning linear 203, the second vertical positioning linear 203 and second time positioning linear 204 join by the second outer transition arc 205, and the lower limb line 206 of second time positioning linear 204 and the second die 2 is parallel and join by the second interior transition arc 207.
Preferred as one, empty avoiding straight line 202, for what tilt, form angle, and the first circular arc 101 is identical with the radian of the second circular arc 201 with horizontal direction.
It should be noted that, the similarity of the first bending structure and the second bending structure is high, and the first vertical positioning linear 103 is all identical with length, shape and the position of the second vertical positioning linear 203, first time positioning linear 104 and second time positioning linear 204, the first outer transition arc 105 and the second outer transition arc 205, the first interior transition arc 107 and the second interior transition arc 207.
Referring to Fig. 7 to Fig. 9, at employing the first die 1, A place is carried out in the process of bending making, the first interior transition arc 107 makes bending part form fillet, prevents from fractureing in Forging Process.And positioning linear 102 is pushed down the top edge of battery cavities flange on first, first time positioning linear 104 pushed down the lower limb of battery cavities flange, thereby play, the structure after bending carried out to effect spacing and that adjust.
Referring to Figure 10 to Figure 12, adopting the second die 2 B place to be carried out in the process of bending making, same as above, the second interior transition arc 207 makes bending part form fillet, prevents from fractureing in Forging Process.Empty avoiding straight line 202 and the second circular arc 201 all do not contact the top edge of battery cavities flange, can effectively avoid the extruding of die to cause the incorrect distortion of B place turnup structure.
Certainly, can, according to the structure of concrete battery cavities, select the first die 1 and second die 2 of suitable quantity and arrangement, be combined as the die group that is applicable to concrete battery cavities flange to carry out bending.
More than show and described basic principle of the present invention, principal character and advantage.The technical staff of the industry should understand, and embodiment does not limit the present invention in any form, and all employings are equal to replaces or technical scheme that the mode of equivalent transformation obtains, all drops in protection scope of the present invention.
Claims (6)
1. the die group that is applicable to battery cavities flange to carry out bending making, is characterized in that, by several first dies and the second die, is combined, and above-mentioned the first die is formed with the first bending structure, and above-mentioned the second die is formed with the second bending structure; The broadside lines of above-mentioned the first bending structure comprises: the first circular arc, join with the first circular arc first on positioning linear, the first vertical positioning linear joining with positioning linear on first, the first time positioning linear parallel with positioning linear on above-mentioned first, the above-mentioned first vertical positioning linear and above-mentioned first time positioning linear join by the first outer transition arc, and the lower limb line parallel of above-mentioned first time positioning linear and the first die and both are joined by the first interior transition arc; The broadside lines of above-mentioned the second bending structure comprises: the second circular arc, join with the second circular arc form the angled straight lines of angle with horizontal direction, the second vertical positioning linear joining with the angled straight lines of above-mentioned and horizontal direction formation angle, the second time positioning linear vertical with the above-mentioned second vertical positioning linear, the above-mentioned second vertical positioning linear and above-mentioned second time positioning linear join by the second outer transition arc, the lower limb line parallel of above-mentioned second time positioning linear and above-mentioned the second die and joining by the second interior transition arc.
2. the die group that is applicable to battery cavities flange to carry out bending making according to claim 1, is characterized in that, above-mentioned the first circular arc is identical with the radian of the second circular arc.
3. the die group that is applicable to battery cavities flange to carry out bending making according to claim 1, it is characterized in that, in bending manufacturing process, positioning linear is pushed down the top edge of above-mentioned battery cavities flange on above-mentioned first, and above-mentioned first time positioning linear pushed down the lower limb of above-mentioned battery cavities flange.
4. the die group that is applicable to battery cavities flange to carry out bending making according to claim 1, it is characterized in that, in bending manufacturing process, the angled straight lines that above-mentioned and horizontal direction form angle and above-mentioned the second circular arc all do not contact the top edge of battery cavities flange, and above-mentioned second time positioning linear pushed down the lower limb of above-mentioned battery cavities flange.
5. according to the die group that is applicable to battery cavities flange to carry out bending making described in claim 1-4 any one, it is characterized in that, above-mentioned the first die is two, and above-mentioned the second die is one, and above-mentioned the second die is between two the first dies.
6. the die group that is applicable to battery cavities flange to carry out bending making according to claim 5, it is characterized in that, the above-mentioned first vertical positioning linear is identical with length and the shape of the second vertical positioning linear, above-mentioned first time positioning linear and second time positioning linear, above-mentioned the first outer transition arc and the second outer transition arc, above-mentioned the first interior transition arc and the second interior transition arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210225009.3A CN102773337B (en) | 2012-07-03 | 2012-07-03 | Die core set suitable for bending flange of battery cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210225009.3A CN102773337B (en) | 2012-07-03 | 2012-07-03 | Die core set suitable for bending flange of battery cavity |
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| Publication Number | Publication Date |
|---|---|
| CN102773337A CN102773337A (en) | 2012-11-14 |
| CN102773337B true CN102773337B (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210225009.3A Active CN102773337B (en) | 2012-07-03 | 2012-07-03 | Die core set suitable for bending flange of battery cavity |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105081081B (en) * | 2014-05-21 | 2017-05-10 | 青岛海尔模具有限公司 | Inserted-block structure and mold of sheet-metal door shell |
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| JPH1024343A (en) * | 1996-07-09 | 1998-01-27 | Mitsubishi Alum Co Ltd | Manufacture of container with bottom |
| JP4443178B2 (en) * | 2003-09-29 | 2010-03-31 | 三洋電機株式会社 | Laminate battery manufacturing method and laminate battery manufacturing mold |
| JP5237341B2 (en) * | 2010-09-24 | 2013-07-17 | 日新製鋼株式会社 | Battery safety valve |
| CN202655453U (en) * | 2012-07-03 | 2013-01-09 | 昆山诚业德精密模具有限公司 | Mould core set suitable for bending turned edge of battery cavity |
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Address after: Suzhou City, Jiangsu province 215316 North Yushan town of Kunshan City Jade City Road No. 196 Applicant after: Chengyede Kunshan Communication Technology Co., Ltd. Address before: 215300, 2, Beiyuan Road, Yushan Town, Kunshan City, Jiangsu, Suzhou Applicant before: Kunshan Chengyede Precision Mould Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: KUNSHAN CHENGYEDE PRECISION MOLD CO., LTD. TO: CHENGYEDE KUNSHAN COMMUNICATION TECHNOLOGY CO., LTD. |
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