CN106584823A - Mechanism and method for producing hot pressing product negative angle bending edge - Google Patents
Mechanism and method for producing hot pressing product negative angle bending edge Download PDFInfo
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- CN106584823A CN106584823A CN201510678308.6A CN201510678308A CN106584823A CN 106584823 A CN106584823 A CN 106584823A CN 201510678308 A CN201510678308 A CN 201510678308A CN 106584823 A CN106584823 A CN 106584823A
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- hot pressing
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Abstract
The present invention relates to the field of hot pressing molding, and discloses a mechanism and a method for producing a hot pressing product negative angle bending edge. According to the present invention, an edge flipping block (2) is recessed and embedded on the side surface of a molding block (1), a part (51) to be subjected to negative angle bending edge production covers the outer surface of the edge flipping block and other parts cover the molding block having a cooling water hole (11) when a hot pressing product is molded, the edge flipping block is a high-temperature-resistant thermal insulation material, the part covering the outer surface of the edge flipping block can maintain the low hardness due to the thermal insulation effect of the edge flipping block when the hot pressing product of other parts is cooled to achieve the high hardness, and the hot pressing product is taken out and is shaped by an angle block so as to obtain the hot pressing product of the negative angle bending edge; and the double-power inclined wedge is not required to be used and the additional mold is not required to be arranged, the disassembly and the adjustment are convenient, the production of the negative angle bending edge can be simply achieved after the molding of the hot pressing product, the structure is simple, and the problem of poor secondary processability of the hot pressing product is effectively solved.
Description
Technical field
The present invention relates to hot-forming field, more particularly to a kind of mechanism for making hot pressing product negative angle crimp and preparation method.
Background technology
Hot pressing product is made by hot forming tool, and due in manufacturing process, cooling water channel is needed in the forming blocks of hot forming tool, so the general complicated double acting negative angle crimp being suitable in cold stamping tiltedly carves structure and is not suitable for hot forming tool, if it is intended to making negative angle crimp on hot pressing product, then need to open a set of inclined cut flanging mould after thermoforming, so undoubtedly increased cost and production time, and product strength is very big after thermoforming, bending might have and secretly split hidden danger.
The content of the invention
Goal of the invention：For problems of the prior art, the present invention provides a kind of mechanism for making hot pressing product negative angle crimp and preparation method, also being capable of simple realization negative angle crimp without using double acting tiltedly carving, simple structure, dismount and easy to adjust, it is increased without extra mould and production technology, low cost, efficiency high.
Technical scheme：The invention provides a kind of mechanism for making hot pressing product negative angle crimp, including the forming blocks with cooling water hole, the flange block of thermostable heat-isolating material and fixing bolt, the groove for matching block-shaped with the flange is offered on the forming blocks side, the flange block is fixed in the groove by the fixing bolt.
Present invention also offers a kind of method for making hot pressing product negative angle crimp, comprises the steps of：S1：The hot pressing product plate for needing to make negative angle crimp is heated to after preset temperature be transported in the mould with the mechanism； S2：Lead to cooling water into the cooling water hole in the forming blocks；S3：It is according to the shape of the forming blocks that the plate is hot-forming, need the position for making negative angle crimp to be covered in the outer surface of the flange block after shaping on the plate, remaining position is covered in the cooling water hole top；S4：After pressurize Preset Time, the plate is taken out and is placed on the angle block gauge made according to the negative angle angle needed for hot pressing product, need the position for making negative angle crimp to be shaped on the angle block gauge to obtain the hot pressing product with negative angle crimp by described.
Further, the mechanism of described making hot pressing product negative angle crimp also includes pad, and the pad is located between the flange block and the bottom portion of groove.Pad can adjust the tightening degree at the position for needing to make negative angle crimp on flange block and plate, and then can adjust the hardness at the position, make the position be obtained in that optimal hardness number, and in order to follow-up negative angle crimp is made.
Further, the mechanism of described making hot pressing product negative angle crimp also includes pressing plate, and the pressing plate is pressed in the edge of the flange block, and the fixing bolt is pressed abd fixed on the flange block in the groove through the pressing plate.Because flange block is thermostable heat-isolating material, this material is typically processed relatively difficult, in order to avoid punching to be fixed on flange block, first flange block can be pushed down in the present invention using pressing plate, reuse fixing bolt to fix pressing plate with forming blocks, and then flange block is fixedly clamped in groove.
Preferably, the flange block is ceramic block.
Preferably, the forming blocks are bloom.
Beneficial effect：In the present invention, in the recessed embedding flange block in forming blocks side, in hot pressing formed product, the position for making negative angle crimp is needed to be covered in flange block outer surface, remaining position is covered in the forming blocks with cooling water hole, because flange block is thermostable heat-isolating material, its internal no-cooling-water passes through, so when the hot pressing product cooling at remaining position is to higher hardness, the position for being covered in flange block outer surface remains to keep compared with soft, and now again taking out and shaping is carried out to it using angle block gauge hot pressing product can just obtain the hot pressing product of required negative angle crimp；It can be seen that the present invention is without using the double acting making tiltedly carved and increase extra mould, negative angle crimp can be easily realized after hot pressing formed product, structure, process is simple are with low cost, efficiently solve problems of the prior art.
Description of the drawings
Fig. 1 is the structural representation of the mechanism that hot pressing product negative angle crimp is made in the present invention；
Fig. 2 is structural representation of the plate of hot pressing product after hot-forming；
Structural representation when Fig. 3 is combined for the plate of hot pressing product with the mechanism for making hot pressing product negative angle crimp.
Specific embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
Present embodiments provide for a kind of mechanism for making hot pressing product negative angle crimp and the method for making hot pressing product negative angle crimp using the mechanism, as shown in Fig. 1 ~ 3, the mechanism includes forming blocks 1, flange block 2, pressing plate 4 and fixing bolt 3, the top of forming blocks 1 has multiple cooling water holes 11, the side of forming blocks 1 offers the groove 12 with the form fit of flange block 2, cooling water hole 11 is not distributed around groove 12, flange block 2 is thermostable heat-isolating material, flange block 2 is located in groove 12, top board 4 is pressed in the outer surface edge of flange block 2, then pressing plate 4 is fixed together with forming blocks 1 using fixing bolt 3, now flange block 2 is also just pressed abd fixed in groove 12 by pressing plate 4；It should be noted that for the ease of the fixation of fixing bolt 3, noticing that the width of groove 12 is larger than the width of flange block 2 when groove 12 is designed, in actual applications distance about 0.5mm of the both sides of flange block 2 to the both sides of groove 12；In addition, for the ease of the taking-up of flange block 2, can be opening up open slot 13 in the forming blocks 1 below groove 12.When needing to take out flange block 2, fixing bolt 3 need to be only turned on, remove pressing plate 4, then take out flange block 2 into groove 12 from open slot 13.Above-mentioned flange block 2 preferably uses ceramic block, and the shape of flange block 2 can be simple square, commercially just can directly purchase standard-sized ceramic block, and above-mentioned forming blocks 1 preferably use bloom.
When the negative angle crimp of hot pressing product is made using mechanism, first by the plate 5 of hot pressing product（For the ease of observation, plate 5 shown in figure is transparent）Being heated to 900 DEG C or so makes it soften, it is then sent in mould, there is mechanism in the mould, then it is passed through cooling water to the cooling water hole 11 in forming blocks in mechanism 1, it is then according to the shape of forming blocks 1 that plate 5 is hot-forming, after hot-forming, the position 51 for making negative angle crimp is needed to be covered in the outer surface of flange block 2 on plate 5, remaining position is covered in the forming blocks 1 with cooling water hole 11, under packing state, other positions obtain very high hardness and intensity under the rapid quenching of cooling water hole 11, the position 51 for making negative angle crimp is needed due to the insulation effect of the flange block by thermostable heat-isolating material, temperature is higher under packing state, the material hardness and intensity of this part is less, it is easy to bending；It is noted that present embodiment can also be by increasing or decreasing pad between flange block 2 and groove 12（Not shown in figure）To adjust the contact tightness between flange block 2 and plate 5, and then the intensity at the position 51 for needing to make negative angle crimp contacted with flange block 2 can be adjusted so that need the position 51 for making negative angle crimp to obtain optimal intensity, hardness and tolerance.After plate 5 after hot-forming sends out from mould, it is immediately placed on the angle block gauge for making according to angles of product in advance, craft small tool is shaped into the position 51 for needing to make negative angle crimp on plate 5 on angle block gauge, is met the hot pressing product with negative angle crimp of requirement.
Above-mentioned embodiment technology design only to illustrate the invention and feature, its object is to allow person skilled in the art will appreciate that present disclosure and implement according to this, can not be limited the scope of the invention with this.All equivalent transformations done according to spirit of the invention or modification, all should be included within the scope of the present invention.
Claims (6)
1. a kind of mechanism for making hot pressing product negative angle crimp, it is characterised in that include with cooling water hole（11）Forming blocks（1）, thermostable heat-isolating material flange block（2）And fixing bolt（3）, the forming blocks（1）Offer on side and the flange block（2）The groove of form fit（12）, the flange block（2）By the fixing bolt（3）It is fixed on the groove（12）It is interior.
2. it is according to claim 1 make hot pressing product negative angle crimp mechanism, it is characterised in that also comprising pad, the pad be located at the flange block（2）With the groove（12）Between bottom.
3. it is according to claim 1 make hot pressing product negative angle crimp mechanism, it is characterised in that also comprising pressing plate（4）, the pressing plate（4）It is pressed in the flange block（2）Edge, the fixing bolt（3）Through the pressing plate（4）By the flange block（2）It is pressed abd fixed on the groove（12）It is interior.
4. it is according to any one of claim 1 to 3 make hot pressing product negative angle crimp mechanism, it is characterised in that the flange block（2）For ceramic block.
5. it is according to any one of claim 1 to 3 make hot pressing product negative angle crimp mechanism, it is characterised in that the forming blocks（1）For bloom.
6. a kind of method that mechanism using making hot pressing product negative angle crimp as described in claim 1 makes hot pressing product negative angle crimp, it is characterised in that comprise the steps of：
S1：The hot pressing product plate of negative angle crimp will be needed to make（5）It is heated to after preset temperature be transported in the mould with the mechanism；
S2：To the forming blocks（1）In cooling water hole（11）Interior logical cooling water；
S3：According to the forming blocks（1）Shape by the plate（5）It is hot-forming, the plate after shaping（5）On need make negative angle crimp position（51）It is covered in the flange block（2）Outer surface, remaining position is covered in the cooling water hole（11）Top；
S4：After pressurize Preset Time, by the plate（5）Taking-up is placed on the angle block gauge made according to the negative angle angle needed for hot pressing product, by the position for needing to make negative angle crimp（51）It is shaped on the angle block gauge and obtains the hot pressing product with negative angle crimp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678308.6A CN106584823B (en) | 2015-10-20 | 2015-10-20 | The method for making hot pressing product negative angle crimp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678308.6A CN106584823B (en) | 2015-10-20 | 2015-10-20 | The method for making hot pressing product negative angle crimp |
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| Publication Number | Publication Date |
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| CN106584823A true CN106584823A (en) | 2017-04-26 |
| CN106584823B CN106584823B (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510678308.6A Active CN106584823B (en) | 2015-10-20 | 2015-10-20 | The method for making hot pressing product negative angle crimp |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109894518A (en) * | 2018-12-14 | 2019-06-18 | 长春一东离合器股份有限公司 | Automobile clutch lid, which shapes flanging process, to be improved |
| CN113001944A (en) * | 2021-02-09 | 2021-06-22 | 东莞市欧比迪精密五金有限公司 | Thermoplastic carbon fiber product forming process |
Citations (6)
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| JP2000263140A (en) * | 1999-03-17 | 2000-09-26 | Amada Co Ltd | Bending device and bending method using the same |
| CN102814403A (en) * | 2012-08-24 | 2012-12-12 | 天津职业技术师范大学 | High strength steel plate hot stamping die for automobile parts |
| CN103521581A (en) * | 2013-10-23 | 2014-01-22 | 武汉理工大学 | Method and die for obtaining mechanical performance gradient hot stamping part |
| CN204182791U (en) * | 2014-09-23 | 2015-03-04 | 宝山钢铁股份有限公司 | Hot stamping die |
| CN104923663A (en) * | 2015-05-25 | 2015-09-23 | 祥鑫科技股份有限公司 | Mould capable of forming negative angles at a time |
| CN104942110A (en) * | 2015-07-01 | 2015-09-30 | 上海凌云汽车模具有限公司 | Method for producing various-strength hot-forming part and lower die base of die |
-
2015
- 2015-10-20 CN CN201510678308.6A patent/CN106584823B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000263140A (en) * | 1999-03-17 | 2000-09-26 | Amada Co Ltd | Bending device and bending method using the same |
| CN102814403A (en) * | 2012-08-24 | 2012-12-12 | 天津职业技术师范大学 | High strength steel plate hot stamping die for automobile parts |
| CN103521581A (en) * | 2013-10-23 | 2014-01-22 | 武汉理工大学 | Method and die for obtaining mechanical performance gradient hot stamping part |
| CN204182791U (en) * | 2014-09-23 | 2015-03-04 | 宝山钢铁股份有限公司 | Hot stamping die |
| CN104923663A (en) * | 2015-05-25 | 2015-09-23 | 祥鑫科技股份有限公司 | Mould capable of forming negative angles at a time |
| CN104942110A (en) * | 2015-07-01 | 2015-09-30 | 上海凌云汽车模具有限公司 | Method for producing various-strength hot-forming part and lower die base of die |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109894518A (en) * | 2018-12-14 | 2019-06-18 | 长春一东离合器股份有限公司 | Automobile clutch lid, which shapes flanging process, to be improved |
| CN109894518B (en) * | 2018-12-14 | 2020-09-22 | 长春一东离合器股份有限公司 | Improved forming and flanging process for automobile clutch cover |
| CN113001944A (en) * | 2021-02-09 | 2021-06-22 | 东莞市欧比迪精密五金有限公司 | Thermoplastic carbon fiber product forming process |
| CN113001944B (en) * | 2021-02-09 | 2023-09-08 | 东莞市欧比迪精密五金有限公司 | Forming process of thermoplastic carbon fiber product |
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| Publication number | Publication date |
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| CN106584823B (en) | 2019-01-15 |
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