CN104889261A - Circumferential flanging die structure - Google Patents
Circumferential flanging die structure Download PDFInfo
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- CN104889261A CN104889261A CN201510391250.7A CN201510391250A CN104889261A CN 104889261 A CN104889261 A CN 104889261A CN 201510391250 A CN201510391250 A CN 201510391250A CN 104889261 A CN104889261 A CN 104889261A
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- border
- slide block
- angled slide
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- retainer
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Abstract
The invention provides a circumferential flanging die structure which comprises an upper die holder, a lower die holder, a material pressing core and limiting bolts, wherein the material pressing core is installed in the upper die holder, a flanging cutter is arranged beside the material pressing core, a circumferential support ejector block of a rectangular ring structure is arranged on a working platform, a plate is arranged on the top end of the circumferential support ejector block, a plurality of elastic reset mechanisms are connected to the bottom end of the support ejector block, the other ends of the elastic reset mechanisms are fixed on the lower die holder, the limiting bolts are arranged at the bottom of the circumferential support ejector block and on the outer sides of the elastic reset mechanisms, the bottom ends of the limiting bolts pass through the top surface of a lower die body upward and then are fixed at the bottom of the support ejector block, and the top ends of the limiting bolts are arranged below the top surface at a preset distance from the top surface. The die of the scheme has the advantages of stability in support and controllability in debugging and is convenient for a manipulator or a person to take pieces, so that no damage to workpieces is guaranteed, and the manufacturing and production efficiency is effectively improved.
Description
Technical field
The invention belongs to diel field, be specifically related to a kind of border flanging die structure.
Background technology
Along with China's industry speed hails exhibition, industrial structure change changes intensive industry into by extensive industry, more and more tighter to product quality requirement, more and more lower to the requirement of product rejection rate, particularly in cold stamping field, the particularly competition of the developed country such as American-European and the requirement in the face of the whole world, to the mould quality of stamping parts, particularly the reliability of mould punching quality, stability requirement are more and more higher.
Prior art as shown in Figure 1, flange backing-out punch comprises angled slide block 60 and drives the angled slide block drive unit 61 of angled slide block motion, realize the product after flange by several flange backing-out punch in prior art to eject, when installing and using, need to debug multiple flange backing-out punch simultaneously, the bad retainer of process part processing after flanging die flange, because each flange backing-out punch drive unit and drive block are independent separately, cause debugging trouble, poor stability, poor reliability, multiple backing-out punch combinationally uses simultaneously and is also inconvenient to carry simultaneously, ejection process easily causes top wound because of stressed the differing of process part processing to process part processing.
In prior art figure: 60 angled slide block 61 angled slide block drive units
In the present embodiment figure:
201 die shoe 101 upper bolsters
202 transport connecting plate 102 flange cutter blocks
203 positioning sleeve 103 material pressing cores
204 border retainer angled slide block 104 guide pin bushings
205 elastic buffering pad 106 positioning keys
206 guide pillar 109 elastic material devices
207 punch 110 side pins
208 caging bolt 121 guide plates
209 flexible restoring organ 122 safe spacing platforms
209-1 block 123 active side pin platform
211 upset screw threads
212 lifting screw threads
Summary of the invention
The object of this invention is to provide a kind of border flanging die structure, to solving the aforementioned problems in the prior.
The invention provides a kind of border flanging die structure, comprise upper bolster, die shoe, be arranged on the material pressing core in upper bolster, be located at material pressing core side and be provided with flange cutter, described workbench is also provided with a border retainer angled slide block, described border retainer angled slide block is a rectangular ring structure, described plate is located at retainer angled slide block top, described border, and be also connected with multiple flexible restoring organ in described retainer angled slide block bottom, the described flexible restoring organ other end is fixed on described die shoe.Also comprise the caging bolt be located at bottom the retainer angled slide block of border, described caging bolt is located at outside flexible restoring organ; Described caging bolt bottom is fixed on after being upward through described lower mold body end face bottom described retainer angled slide block, and described caging bolt top is below described end face, and distance end face predeterminable range place.
Preferably, described flexible restoring organ is nitrogen spring, and when described hydraulic spring grease cup resets, described caging bolt top contacts with described lower mold body end face.
Preferably, described nitrogen spring maximum compressibility is equal apart from end face predeterminable range with described caging bolt top.
Preferably, be also provided with multiple positioning sleeve at the top of described border retainer angled slide block, described plate is placed on the retainer angled slide block of described border by positioning sleeve.
Preferably, described border jacking block bottom side edge edge and described caging bolt corresponding position, be extended with a block downwards.
Preferably, described die shoe end face is also provided with cushion pad.
Preferably, also comprise the lifting screw being located at described material supporting rack angled slide block end face, described lifting screw is located on the end face corner of angled slide block.
Preferably, the upset screw being located at described border retainer angled slide block dual-side is also comprised.
More preferably, also comprise the guide pillar being located at die shoe end face surrounding, described upper bolster bottom surface is provided with trepanning, is provided with the guide pin bushing matched with described guide pillar in described dowel hole.
More preferably, described guide pin bushing is circumferentially interval with four bolts outward, and described guide pin bushing is arranged in described dowel hole by described bolt.
Effect of the present invention is: by flexible restoring organ and caging bolt implement device retainer ejecting function, and retainer is steady, is convenient to manipulator or artificial pickup, ensures process part processing not damaged, debug controlled simultaneously, effectively improve manufacture, production efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the present invention, for those of ordinary skill in the art, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is flanging die structure schematic diagram in prior art;
Fig. 2 is the axonometric drawing of die shoe in the present embodiment;
Fig. 3 is the axonometric drawing of upper bolster;
Fig. 4 is the top view of upper bolster;
Fig. 5 is border retainer angled slide block installation side view;
Fig. 6 is border retainer angled slide block axonometric drawing;
Fig. 7 is material pressing core shaft side figure;
Fig. 8 is the sectional view of flanging die structure;
Detailed description of the invention
In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with accompanying drawing, the present invention is further detailed.
As illustrated in figs. 2 through 8, for a kind of border flanging die structure that the present embodiment provides, comprise upper bolster 101, die shoe 201, be arranged on the plate on die shoe, be arranged on the material pressing core 103 in upper bolster, be located at material pressing core side and be provided with flange cutter 102, wherein, die shoe 201 is also provided with a border retainer angled slide block 204, wherein, border retainer angled slide block is a rectangular ring structure, plate is located on the end face of described border retainer angled slide block 204, multiple flexible restoring organ is connected with in the bottom surface of described retainer angled slide block 204, wherein, the other end of flexible restoring organ 209 is fixed on described die shoe.Bottom the retainer angled slide block of border, be also provided with caging bolt 208, caging bolt 208 bottom is fixed on after being upward through described lower mold body end face bottom described retainer angled slide block, and described caging bolt 208 top is below described end face, and distance end face predeterminable range place.In the present embodiment, by arranging the retainer angled slide block 204 of annular, make, when retainer ejects, to pass through overall structure, save material, meanwhile, adopt flexible restoring organ and caging bolt Combination application, make after punching press completes, can to a certain degree compress by flexible restoring organ and extend, and then the plate after punching press is ejected, convenient and reliable, reduce manpower and material cost greatly.
Preferred scheme, flexible restoring organ adopts nitrogen spring, and when nitrogen spring resets, described caging bolt top contacts with described lower mold body end face.Now, border retainer angled slide block end face contacts with plate, is also namely in original operating state, now, is played the role of positioning to process part processing by the positioning sleeve on border retainer angled slide block profile and die shoe.Proceed, when nitrogen spring is compressed, caging bolt is separated with lower mold body end face, wherein nitrogen spring maximum compressibility is equal apart from die shoe end face predeterminable range with described caging bolt top, now caging bolt provides constraints to nitrogen spring, prevent camber of spring excessive, occur the phenomenons such as tired.Need to set forth, the flexible restoring organ of this programme, also can adopt hydraulic spring grease cup, compression spring etc.
Further be improved to, in order to ensure that process part processing flange front supporting is located, retainer angled slide block 204 top, border is provided with multiple positioning sleeve 203, positioning sleeve 203 is fastened by bolts on border retainer angled slide block 204, in the present embodiment, positioning sleeve is four, is located at respectively on retainer angled slide block end face corner, border, locates for plate; At the top of border retainer angled slide block, plate is placed on the retainer angled slide block of described border by positioning sleeve 203, and wherein positioning sleeve 203 can limit the horizontal level motion of plate.
In the present embodiment, in order to prevent caging bolt 208 from hindering plate flange, also namely caging bolt exposes border retainer angled slide block, in jacking block bottom, border and described position-limit mechanism corresponding position, be extended with a block 209-1 downwards, wherein, caging bolt is located in block 209-1.This structure, by arranging block, further increases flange and makes the stability of process, effectively prevents the outwardly impact likely brought of caging bolt.
To stop in order to avoid transportation because transport vehicle is anxious or inertia causes mould to collect together, cause mould to damage and potential safety hazard, die shoe 201 is provided with transport connecting plate 202, and upper and lower die holder is connected with bolt by transport connecting plate.
Further, die shoe 201 is provided with elastic buffering pad 205, in the present embodiment, elastic buffering pad is column structure, contacts respectively up and down with upper bolster with die shoe, when plate flange, buffering has been shaken to mould during flange, and function of noise during reduction flange; In the present embodiment, cushion pad can be two, the opposed both sides being located at die shoe.
In order to make upper bolster and die shoe location and installation conveniently, and offset issue during the installation of prevention guide pillar, die shoe 201 end face is provided with guide pillar 206, upper bolster is provided with the forced guide pin bushing 104 matched with guide pillar 206, preferably, guide pin bushing by four, border bolted dowel hole from, dowel hole and guide pin bushing have certain interval, can regulate the inclined problem of guide pillar list to a certain extent.
Conveniently the laying of border material-supporting device, border retainer angled slide block end face is provided with lifting screw 212, and preferably, the screw thread process degree of depth is 40mm, and described lifting screw 212 is located on end face corner, when lifting by crane, inserts in lifting screw by bolt.
The conveniently upset of material supporting rack, is also comprising the upset screw 211 being located at described border retainer angled slide block dual-side, preferably, the screw thread process degree of depth is 40mm, in use, screw can being adopted to coordinate with screw, realizing the upset of border material supporting rack by controlling screw.
Whole material-supporting device is by being arranged on flexible restoring organ 209 on die shoe and caging bolt, and implement device retainer is to the switching of ejecting function.Upper bolster 101 is provided with the work packages such as flange cutter block 102, carving knife block, drift, and wherein, flange cutter block 102 to be fixed on upper bolster 101 by breaker bolt.Upper bolster also can be provided with positioning key 106, uses for flange cutter block mounting and adjusting gap; Material pressing core realizes work location by side pin 110 and active side pin platform 123; Upper bolster is connected with the safe spacing platform 122 at material pressing core top by bolt; Material pressing core body 120 both sides also can be provided with guide plate 121, are provided with chute in upper bolster, realize the motion guide between upper bolster and material pressing core 103 by guide plate and chute.
In sum, initial time border retainer angled slide block 204 is held up by flexible restoring organ 209, caging bolt constraint flexible restoring organ, and when flexible restoring organ is upspring, plate just in time can prevent on the retainer angled slide block of border, start punching press, upper bolster is descending, first material pressing core 103 carries out binder by elastic material device 109 pairs of process part processings, precompressed terminates, flange cutter block 102 starts to contact border retainer angled slide block 204, and drive it descending, flexible restoring organ 209 starts compression, flange cutter block 102 coordinates punch 207 pairs of process part processings to carry out flange work and concerned process steps work simultaneously, when arriving predeterminable range place to caging bolt, procedures terminates, upper bolster 101 drives material pressing core 103 rollback, border retainer angled slide block 204 is resetted by flexible restoring organ 209, again by manipulator or manually by outside the plate taking-up mould after punching press.
By border provided by the invention retainer angled slide block, realize flange work front supporting and positioning function, after flange terminates, realize border synchronous retainer angled slide block function, during flange work, border material-supporting device is not interfered with upper bolster and related work assembly, after flange terminates simultaneously, navigated to the switching of ejecting function by flexible restoring organ and caging bolt implement device retainer, retainer is steady, is convenient to manipulator or artificial pickup, ensure process part processing not damaged, debug simultaneously, more controlled, effectively improve manufacture, production efficiency.It should be noted that, when material carrying mechanism is less, can also be led by the through hole on caging bolt and border retainer angled slide block.
Mode above only by illustrating describes some one exemplary embodiment of the present invention, undoubtedly, for those of ordinary skill in the art, when without departing from the spirit and scope of the present invention, can revise described embodiment by various different mode.Therefore, above-mentioned accompanying drawing is illustrative with being described in essence, should not be construed as the restriction to the claims in the present invention protection domain.
Claims (10)
1. a border flanging die structure, comprises upper bolster, die shoe, is arranged on the material pressing core in upper bolster, is located at material pressing core side and is provided with flange cutter, it is characterized in that,
Described die shoe is also provided with a border retainer angled slide block, described border retainer angled slide block is a rectangular ring structure, plate is laid on the top of described border retainer angled slide block, also be connected with multiple flexible restoring organ in retainer angled slide block bottom, described border, the other end of described flexible restoring organ is fixed on described die shoe.
Also comprise the caging bolt be located at bottom the retainer angled slide block of border, described caging bolt is located at outside flexible restoring organ; Be fixed on bottom the retainer angled slide block of described border after described caging bolt bottom is upward through the end face of described die shoe, the top of described caging bolt is below described end face, and distance end face predeterminable range place.
2. border as claimed in claim 1 flanging die structure, is characterized in that: described flexible restoring organ is nitrogen spring, and when described nitrogen spring resets, the top of described caging bolt contacts with the end face of described lower mold body.
3. border as claimed in claim 2 flanging die structure, is characterized in that: the maximum compressibility of described nitrogen spring is with equal apart from end face predeterminable range with described caging bolt top.
4. border as claimed in claim 1 flanging die structure, it is characterized in that: be also provided with multiple positioning sleeve at the top of described border retainer angled slide block, described plate is placed on the retainer angled slide block of described border by positioning sleeve.
5. the border flanging die structure as described in any one of claim 1-4, is characterized in that: described border jacking block bottom side edge edge and described caging bolt corresponding position, be extended with a block downwards.
6. border as claimed in claim 5 flanging die structure, is characterized in that: on described die shoe end face, be also provided with cushion pad.
7. border as claimed in claim 6 flanging die structure, it is characterized in that: also comprise the lifting screw being located at described material supporting rack angled slide block end face, described lifting screw is located on the end face corner of angled slide block.
8. border as claimed in claim 7 flanging die structure, is characterized in that: also comprise the upset screw being located at described border retainer angled slide block dual-side.
9. border as claimed in claim 1 flanging die structure, it is characterized in that, also comprise the guide pillar being located at die shoe end face surrounding, described upper bolster bottom surface is provided with dowel hole, is provided with the guide pin bushing matched with described guide pillar in described dowel hole.
10. border as claimed in claim 9 flanging die structure, it is characterized in that, described guide pin bushing is circumferentially interval with four bolts outward, and described guide pin bushing is arranged in described dowel hole by described bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391250.7A CN104889261A (en) | 2015-07-03 | 2015-07-03 | Circumferential flanging die structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391250.7A CN104889261A (en) | 2015-07-03 | 2015-07-03 | Circumferential flanging die structure |
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| Publication Number | Publication Date |
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| CN104889261A true CN104889261A (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510391250.7A Pending CN104889261A (en) | 2015-07-03 | 2015-07-03 | Circumferential flanging die structure |
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| CN (1) | CN104889261A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045055A (en) * | 2020-08-10 | 2020-12-08 | 安徽江淮汽车集团股份有限公司 | Flanging die |
-
2015
- 2015-07-03 CN CN201510391250.7A patent/CN104889261A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045055A (en) * | 2020-08-10 | 2020-12-08 | 安徽江淮汽车集团股份有限公司 | Flanging die |
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| CB02 | Change of applicant information |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150909 |
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| RJ01 | Rejection of invention patent application after publication |