CN202343655U - Metal plate bending device - Google Patents
Metal plate bending device Download PDFInfo
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- CN202343655U CN202343655U CN2011204706557U CN201120470655U CN202343655U CN 202343655 U CN202343655 U CN 202343655U CN 2011204706557 U CN2011204706557 U CN 2011204706557U CN 201120470655 U CN201120470655 U CN 201120470655U CN 202343655 U CN202343655 U CN 202343655U
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- metallic plate
- gear
- slide block
- geared system
- vertical direction
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Abstract
The embodiment of the utility model discloses a metal plate bending device, which is used for improving the bending size and the seam tightness of a metal plate. The metal plate bending device comprises a gear and slide block linkage positioning device and full-flange limit devices, wherein the gear and slide block linkage positioning device comprises a gear device and a slide block device which are moveably connected; the gear device comprises two gears which are mutually meshed; the meshed ends of the two gears are respectively connected with the upper end of the slide block device; the two gears are axially symmetrical in the vertical direction and are used for symmetrically positioning in the horizontal direction of the metal plate; the upper end of the slide block device is connected with the two gears in the gear device; the two connecting places are axially symmetrical in the vertical direction and are used for limiting the meshing ends of the gear device to move towards the middle part in the vertical direction; and the full-flange limit devices are arranged on the edges of the two sides of a bent female die and are used for limiting the lateral deformation of the metal plate.
Description
Technical field
The utility model relates to the mechanical device field, relates in particular to a kind of metallic plate bending apparatus.
Background technology
The aluminium housing that high accuracy, apperance require adopts repeatedly v-shaped bending splicing acquisition housing shape of aluminium sheet warp more, and the V line bend is by the distortion gradually under the effect of crooked punch-die of aluminium sheet blank, bending.The size of aluminium housing is big more, and it is big more that aluminium sheet produces crooked error, causes aluminium housing torsional deformation at last, the splicing dislocation.Simultaneously because product external surfaces receives action of pulling stress to produce the thickness attenuation, crackle causes open defect.
The utility model content
The utility model embodiment provides a kind of metallic plate bending apparatus, in order to improve crooked dimensional accuracy, obtains high flatness product, and overcomes the open defect that metallic plate knee tension produces.
The metallic plate bending apparatus that the utility model embodiment provides is characterized in that, comprising: gear and slide block interlock positioner, full flange stopping means; Said gear and slide block interlock positioner comprise the geared system and the slide block device of flexible connection, occurred level skew when being used to limit the metallic plate bending; Wherein, said geared system comprises two intermeshed gear, and said two gear meshing ends are connected with the upper end of slide block device respectively, and said two gear vertical direction axial symmetry, is used for the symmetry location of metallic plate horizontal direction; The upper end of said slide block device is connected with two gears in the said geared system, two junction vertical direction axial symmetry, and the end of engagement that is used to limit said geared system moves at vertical direction between two parties; Said full flange stopping means is arranged at the bilateral edge of crooked die, is used to limit said metallic plate lateral deformation.
Can find out that from above technical scheme the utility model embodiment has the following advantages: the metallic plate bending apparatus comprises gear and slide block interlock positioner, and full flange stopping means.Wherein, gear and slide block interlock positioner comprise geared system and slide block device, and geared system comprises two meshed gears; End of engagement is connected with the upper end of slide block device respectively, and these two gears are axial symmetry with the vertical direction, because two gears intermesh; When a gear rotated, another gear had identical rotational travel, therefore; Two gears are identical to the angle that vertical direction is drawn close respectively; Therefore metallic plate symmetry location in the horizontal direction in BENDING PROCESS, and the upper end of slide block device is connected respectively with two gears in this geared system, and two junctions be axial symmetrical with the vertical direction; The end of engagement of geared system can only move at vertical direction between two parties; Move at vertical direction thereby drive slide block device, therefore, gear and slide block interlock positioner can limit metallic plate to squint about in BENDING PROCESS, not taking place.Simultaneously, full flange stopping means is set, through the bilateral convex edge that increases at the bilateral edge of crooked die; Begin metallic plate to be positioned from bending to the overall process that finishes; Make metallic plate be limited by full flange stopping means and lateral sliding, distortion do not take place, thus, at gear and slide block interlock positioner; And under the effect of full flange stopping means; Metallic plate is the not skew of occurred level direction and lateral sliding, distortion in BENDING PROCESS, slippage when avoiding metallic plate crooked, outside cracking, and the problem of the metallic plate poor flatness after the bending that causes of lateral sliding.
Description of drawings
Fig. 1 is the process sketch map of metal plate shape squarely metal outer frame;
Fig. 2 is the process sketch map of metal plate shape forming V-shape;
Fig. 3 is that the grid before and after the metallic plate flexural deformation changes sketch map;
Fig. 4 is for bearing the side slip sketch map of asymmetric resistance in the metallic plate BENDING PROCESS;
Fig. 5 breaks away from pin fixation process sketch map in the metallic plate BENDING PROCESS;
Fig. 6 is an embodiment sketch map of the metallic plate bending apparatus among the utility model embodiment;
Fig. 7 is the structural representation of gear and the slide block interlock positioner in the metallic plate bending apparatus among the utility model embodiment;
Fig. 8 is the perspective view of gear and the slide block interlock positioner in the metallic plate bending apparatus among the utility model embodiment;
Fig. 9 is the structural representation of the full flange stopping means in the metallic plate bending apparatus among the utility model embodiment;
Figure 10 is the full flange stopping means mechanism sketch map in the metallic plate bending apparatus among the utility model embodiment;
Figure 11 is the pin mechanism sketch map of gear and the slide block interlock positioner in the metallic plate bending apparatus among the utility model embodiment;
Figure 12 be pressurizing unit in the metallic plate bending apparatus among the utility model embodiment in the metal bending process, act on the process sketch map of excess of material.
The specific embodiment
The utility model embodiment provides a kind of metallic plate bending apparatus; Be used for controlling blank and squinting and improve bending dimensional accuracy and seam driving fit through increasing gear and block linkage; Obtain high flatness through the lateral deformation of full flange arrangement control blank; Replenish the open defect that bending outer surface tension causes through increasing excess of material, thereby realize the metallic plate Bending Processing that high dimensional accuracy, apperance require.Below describe in detail respectively.
For ease of understanding, at first introduce metallic plate bending method of the prior art and device.Large-sized metal outer frame obtains by metallic plate is crooked; Metallic plate is put into crooked male and female mold,, adopt repeatedly v-shaped bending to obtain the housing shape by the pin location; Need metallic plate crooked 4 times like the square metal housing, the process sketch map that forms the square metal housing sees also Fig. 1.Crooked convex concave mould acts on the metallic plate, makes metallic plate be out of shape gradually, bending, and until forming v-shaped bending, the process sketch map that forms the V-arrangement metallic plate sees also Fig. 2.
There is following defective in the above-mentioned prior art:
One, metallic plate v-shaped bending outside easy of crack;
During metallic plate flexural deformation, the outside receives to stretch long, and the inboard is squeezed and contracts.The material attenuation of deformed area thickness of slab direction is easy to generate crackle, causes the outer surface of bending deformation area to have tangible open defect.Grid before and after the metallic plate flexural deformation changes sketch map and sees also Fig. 3; " O " of metallic plate both sides expression metallic plate horizontal direction center line among Fig. 3; Article two, straight line " ab " is a symmetry with the vertical center line of metallic plate; And perpendicular to the last lower edge of this metallic plate, along with metallic plate serves as that the amplitude that bends of axle is big more with vertical center line, the angle between two " ab " lines is big more.
Be prone to take place slippage when two, metallic plate is crooked;
Metallic plate during along the die entrance slippage of crooked convex concave mould, receives the effect of fillet place frictional resistance in BENDING PROCESS, when the resistance that bears when two limits of metallic plate is unequal; Metallic plate bears the big side slip of resistance mutually, sees also Fig. 4, in addition; The blank shape of metallic plate is asymmetric; The fillet of crooked convex concave mould is asymmetric, and is asymmetric with the gap of metallic plate, all can cause metallic plate in BENDING PROCESS, to produce slippage.And the dimensional discrepancy that slippage causes to the metal outer frame product of repeatedly bending, causes the dislocation of seam crossing, causes metal outer frame not closed.
Three, out-of-flatness after the metallic plate bending;
In the metallic plate BENDING PROCESS lateral deformation can take place, for repeatedly crooked metal outer frame, lateral deformation causes the product distortion distortion, and flatness is very poor, and the seaming position dislocation obviously, is difficult to correct.
Four, metallic plate bends to a certain degree, breaks away from the fixing of pin.
See also Fig. 5, metallic plate is put into crooked convex concave mould, by the pin location, after bending began, metallic plate bent to and to a certain degree just is separated from pin, made pin lose fixation.
Introduce the metallic plate bending apparatus in the utility model below, see also Fig. 6, the metallic plate bending apparatus in the utility model comprises:
Gear and slide block interlock positioner, full flange stopping means;
Wherein, gear and slide block interlock positioner comprise: geared system and slide block device 601, wherein geared system comprises two gears 602,603, is used for limiting metallic plate 604 skew on the occurred level direction when process is crooked.
Full flange stopping means 605 is arranged at the bilateral edge of crooked die, is used to limit metallic plate 603 lateral deformations.
For ease of understanding; See also Fig. 7, Fig. 7 is the sketch map of gear and slide block interlock positioner, and the geared system in gear and the slide block interlock positioner comprises two meshed gears 702 and gear 703; These two gear meshing ends; Upper end with slide block device 704 is connected respectively, and these two gears are axial symmetry with the vertical direction, is used for the symmetry location of metallic plate 705 horizontal directions.
Concrete, when crooked punch 706 acts on the metallic plate, along with crooked punch moves downward; It is big that the pressure that bears the upper end of slide block device 704 becomes, and the non-end of engagement of gear 702 and gear 703 is drawn close to vertical direction, and the angle between two gears begins to diminish; Because 702 and gear 703 intermesh; When a gear rotated, another gear had identical rotational travel, therefore; Two gears are identical to the angle that vertical direction is drawn close respectively, so metallic plate can symmetrical in the horizontal direction location in BENDING PROCESS.
The upper end of the slide block device 704 in gear and the slide block interlock positioner is connected respectively with gear 702 and the gear 703 in this geared system; Two junctions are axially symmetrical with the vertical direction; The end of engagement of geared system can only move at vertical direction between two parties, moves at vertical direction thereby drive slide block device 704.
Be further understanding; See also Fig. 8, Fig. 8 is the perspective view of gear and slide block interlock positioner, and the gear 702 and the gear 703 of geared system intermesh; Be connected respectively with the upper end of slide block device 704, two junctions are axially symmetrical with the vertical direction.Metallic plate 705 levels place two non-end of engagements of gear 702 and gear 703, prepare to process.
Wherein, full flange stopping means is arranged at the bilateral edge of crooked die, is used to limit the metallic plate lateral sliding.See also Fig. 9, the bilateral edge of die in the concavo-convex mould of bending is provided with full flange stopping means, through bilateral convex edge restriction metallic plate lateral sliding, the distortion that increases.
Concrete, seeing also Figure 10, full flange stopping means 1001 is arranged at the bilateral edge of crooked die 1002; Metallic plate 1003 is placed full flange stopping means 1001, when crooked punch 1004 acts on 1003 last times of metallic plate, full flange stopping means 1001 is with metallic plate 1003 bendings; Like this, metallic plate 1003 begins just to receive the restriction of full flange stopping means 1001 from putting into bending die in BENDING PROCESS; Because full flange stopping means 1001 is to be distributed on whole crooked die 1002 dies, so the restriction that the side of metallic plate 1003 receives flange all the time in the BENDING PROCESS, finishes until bending; Do not break away from full flange stopping means 1001; Be limited by full flange stopping means 1001 lateral sliding does not take place, make metallic plate very little in the deformation range of crooked back accumulative total repeatedly, thus the distortion of restriction metallic plate 1003 side direction.
Among the utility model embodiment, the metallic plate bending apparatus comprises gear and slide block interlock positioner, and full flange stopping means.Wherein, gear and slide block interlock positioner comprise geared system and slide block device, and geared system comprises two meshed gears; End of engagement is connected with the upper end of slide block device respectively, and these two gears are axial symmetry with the vertical direction, because two gears intermesh; When a gear rotated, another gear had identical rotational travel, therefore; Two gears are identical to the angle that vertical direction is drawn close respectively; Therefore metallic plate symmetry location in the horizontal direction in BENDING PROCESS, and the upper end of slide block device is connected respectively with two gears in this geared system, and two junctions be axial symmetrical with the vertical direction; The end of engagement of geared system can only move at vertical direction between two parties; Move at vertical direction thereby drive slide block device, therefore, gear and slide block interlock positioner can limit metallic plate to squint about in BENDING PROCESS, not taking place.Simultaneously, full flange stopping means is set, through the bilateral convex edge that increases at the bilateral edge of crooked die; Begin metallic plate to be positioned from bending to the overall process that finishes; Make metallic plate be limited by full flange stopping means and lateral sliding, distortion do not take place, thus, at gear and slide block interlock positioner; And under the effect of full flange stopping means; Metallic plate is the not skew of occurred level direction and lateral sliding, distortion in BENDING PROCESS, slippage when avoiding metallic plate crooked, outside cracking, and the problem of the metallic plate poor flatness after the bending that causes of lateral sliding.
For ease of understanding, with another embodiment the metallic plate bending apparatus among the utility model embodiment is described below, please still consult Fig. 6, another embodiment of the metallic plate bending apparatus among the utility model embodiment comprises:
Gear and slide block interlock positioner, full flange stopping means;
Wherein, gear and slide block interlock positioner comprise: geared system and slide block device are used for limiting metallic plate skew on the occurred level direction when process is crooked; Geared system comprises two intermeshed gear, and these two gear meshing ends are connected with the upper end of slide block device respectively, and these two gear vertical direction axial symmetry, is used for the symmetry location of metallic plate horizontal direction; The upper end of slide block device is connected with two gears in the geared system, two junction vertical direction axial symmetry, and the end of engagement that is used for the limiting gear device moves at vertical direction between two parties;
Full flange stopping means is arranged at the bilateral edge of crooked die, is used to limit said metallic plate lateral deformation.
In the present embodiment, gear and slide block interlock positioner, and the realization function course of full flange stopping means see also the associated description content in the previous embodiment.
Further, the gear in the geared system is a strip, so that metallic plate processing, concrete form parameter, for example, and length, width, thickness, relevant with actual application, so that be processed as preferred parameter, do not do concrete qualification here.
Limit for ease of the further position of metallic plate; The non-end of engagement of two gears is provided with alignment pin respectively in the geared system of gear and slide block interlock positioner, on metallic plate, increases process structure and alignment pin coupling, and this process structure can be a locating hole; It also can be locating slot; The size of alignment pin and locating hole or locating slot is complementary, and the two matees together, further the position of fixed metal plate.
See also Figure 11, the alignment pin 1101 that the non-end of engagement of two gears is provided with is with the locating hole 1102 size couplings on the metallic plate; The two coupling together; When crooked punch acted on the metallic plate, metallic plate and gear together moved, and better metallic plate are fixed on the gear.
Locating slot is identical with the principle of locating hole, repeats no more.
Further, in the present embodiment, on the metallic plate bending apparatus, increase pressurizing unit, will replenish the outer surface of metallic plate in the excess of material extruding that the metallic plate crooked position increases.
Concrete, the outer surface of metallic plate crooked position causes outward appearance rough because of tension causes the material attenuate, can push through the material of pressurizing unit with surplus in the crooked later stage, adds to outer surface, obtains smooth appearance surfaces.
See also Figure 12; On crooked punch 1201, increase pressurizing unit 1202; In the crooked later stage of metallic plate 1203, through pressurizing unit 1202 excess of material that increases by 1204 extruding are replenished the outer surface of metallic plate 1203, can make to obtain smooth appearance surfaces after the metallic plate bending.
Need to prove that the time of extruding excess of material can not done concrete qualification here according to the situation setting of concrete metal material, metal bending degree, processing temperature and crooked male and female mold.
What need further specify is that metallic plate is generally aluminum plate, in practical application, often need in the process of making aluminium matter housing, aluminum plate be carried out v-shaped bending.
Among the utility model embodiment; Gear in the geared system is a strip; So that metallic plate processing, the non-end of engagement of two gears is provided with alignment pin respectively in the geared system of gear and slide block interlock positioner, on metallic plate, increases locating hole or locating slot and this alignment pin coupling; The two size is complementary, and matees together the further position of fixed metal plate.On the metallic plate bending apparatus, increase pressurizing unit, the excess of material that is increased in the increase of metallic plate crooked position is pushed the outer surface that replenishes metallic plate, overcome the open defect that metallic plate bending outer surface tension causes, obtain smooth appearance surfaces.
It will be appreciated by those skilled in the art that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to accomplish through program; Described program can be stored in a kind of computer-readable recording medium; The above-mentioned storage medium of mentioning can be a read-only storage, disk or CD etc.
More than a kind of metallic plate bending apparatus that the utility model provided has been carried out detailed introduction; For those skilled in the art; Thought according to the utility model embodiment; The part that on the specific embodiment and range of application, all can change, in sum, this description should not be construed as the restriction to the utility model.
Claims (6)
1. a metallic plate bending apparatus is characterized in that, comprising:
Gear and slide block interlock positioner, full flange stopping means;
Said gear and slide block interlock positioner comprise the geared system and the slide block device of flexible connection, occurred level skew when being used to limit the metallic plate bending; Wherein, said geared system comprises two intermeshed gear, and said two gear meshing ends are connected with the upper end of slide block device respectively, and said two gear vertical direction axial symmetry, is used for the symmetry location of metallic plate horizontal direction; The upper end of said slide block device is connected with two gears in the said geared system, two junction vertical direction axial symmetry, and the end of engagement that is used to limit said geared system moves at vertical direction between two parties;
Said full flange stopping means is arranged at the bilateral edge of crooked die, is used to limit said metallic plate lateral deformation.
2. device according to claim 1 is characterized in that, said device also comprises:
Pressurizing unit is used for the excess of material that increases at said metallic plate crooked position is pushed the outer surface that replenishes said metallic plate.
3. device according to claim 1 and 2 is characterized in that,
Gear in the said geared system is a strip.
4. device according to claim 3 is characterized in that,
The non-end of engagement of two gears in the said geared system is provided with alignment pin respectively.
5. device according to claim 4 is characterized in that,
The size of locating hole or locating slot is complementary on the size of said alignment pin and the said metallic plate.
6. device according to claim 5 is characterized in that,
Said metallic plate is an aluminum plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204706557U CN202343655U (en) | 2011-11-23 | 2011-11-23 | Metal plate bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204706557U CN202343655U (en) | 2011-11-23 | 2011-11-23 | Metal plate bending device |
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| CN202343655U true CN202343655U (en) | 2012-07-25 |
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| CN2011204706557U Expired - Fee Related CN202343655U (en) | 2011-11-23 | 2011-11-23 | Metal plate bending device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588456A (en) * | 2014-05-09 | 2015-05-06 | 天长市苏歌电器有限公司 | Metal thin plate locating bending device |
| CN104588454A (en) * | 2014-05-09 | 2015-05-06 | 天长市苏歌电器有限公司 | Production technology of home decoration plates |
| CN107863005A (en) * | 2017-11-27 | 2018-03-30 | 武汉华星光电半导体显示技术有限公司 | Bend tool |
-
2011
- 2011-11-23 CN CN2011204706557U patent/CN202343655U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588456A (en) * | 2014-05-09 | 2015-05-06 | 天长市苏歌电器有限公司 | Metal thin plate locating bending device |
| CN104588454A (en) * | 2014-05-09 | 2015-05-06 | 天长市苏歌电器有限公司 | Production technology of home decoration plates |
| CN104588454B (en) * | 2014-05-09 | 2016-09-07 | 天长市苏歌电器有限公司 | A kind of production technology of house ornamentation sheet material |
| CN107863005A (en) * | 2017-11-27 | 2018-03-30 | 武汉华星光电半导体显示技术有限公司 | Bend tool |
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| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN LIMEI PRECISION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHENZHEN HANMINGXING INDUSTRY CO., LTD. Effective date: 20131225 |
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Free format text: CORRECT: ADDRESS; FROM: 518000 SHENZHEN, GUANGDONG PROVINCE TO: 523779 DONGGUAN, GUANGDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20131225 Address after: 523779 No. 1068 Middle Road, Dalang Town, Dongguan, Guangdong Patentee after: DONGGUAN LIMEI PRECISION TECHNOLOGY CO., LTD. Address before: 518000, 3, building 2, Emperor's Printing Industrial Zone, Fu Shan community, Guanlan street, Shenzhen, Guangdong, Baoan District Patentee before: Shenzhen Hanmingxing Industrial Co., Ltd. |
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| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG LEMAY INDUSTRIAL CO., LTD. Free format text: FORMER NAME: DONGGUAN LIMEI PRECISION TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 523779 No. 1068 Middle Road, Dalang Town, Dongguan, Guangdong Patentee after: GUANGDONG LIMEI INDUSTRIAL CO., LTD. Address before: 523779 No. 1068 Middle Road, Dalang Town, Dongguan, Guangdong Patentee before: DONGGUAN LIMEI PRECISION TECHNOLOGY CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20201123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |