CN106584823B - The method for making hot pressing product negative angle crimp - Google Patents
The method for making hot pressing product negative angle crimp Download PDFInfo
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- CN106584823B CN106584823B CN201510678308.6A CN201510678308A CN106584823B CN 106584823 B CN106584823 B CN 106584823B CN 201510678308 A CN201510678308 A CN 201510678308A CN 106584823 B CN106584823 B CN 106584823B
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- hot pressing
- negative angle
- crimp
- flange block
- pressing product
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Abstract
The present invention relates to hot-forming fields, disclose a kind of mechanism and production method for making hot pressing product negative angle crimp, in the recessed embedding flange block (2) in forming blocks (1) side, in hot pressing formed product, the position (51) for needing to make negative angle crimp is covered on flange block outer surface, remaining position is covered in the forming blocks with cooling water hole (11), since flange block is thermostable heat-isolating material, so when the hot pressing product when remaining position is cooled to higher hardness, the position of flange block outer surface is covered on since the insulation effect of flange block is still able to maintain lower hardness, the hot pressing product of required negative angle crimp can be obtained by this time again taking out hot pressing product and angle block gauge being used to carry out shaping to it；It can be seen that the present invention tiltedly carves and increase additional mold without using double acting, dismounting is easy to adjust, the production of negative angle crimp can be easily realized after hot pressing formed product, structure is simple, efficiently solves the problems, such as that hot pressing product secondary workability is poor.
Description
Technical field
The present invention relates to hot-forming field, in particular to a kind of method for making hot pressing product negative angle crimp.
Background technique
Hot pressing product is made by hot forming tool, and due in the production process, the forming blocks of hot forming tool
Cooling water channel is inside needed, so the complicated double acting negative angle crimp being applicable in generally in cold stamping tiltedly carves structure and is not suitable for heat
Molding die, if it is desired to negative angle crimp is made on hot pressing product, then needs to open a set of inclined cut flanging mold after thermoforming,
Cost and production time are undoubtedly increased in this way, and product strength is very big after thermoforming, bending, which might have, secretly splits hidden danger.
Summary of the invention
Goal of the invention: aiming at the problems existing in the prior art, the present invention provides a kind of production hot pressing product negative angle crimp
Mechanism and production method, without using it is double acting tiltedly carve also can simple realization negative angle crimp, structure is simple, dismounting and adjustment side
Just, it is increased without additional mold and production technology, it is at low cost, it is high-efficient.
Technical solution: the present invention provides a kind of mechanisms for making hot pressing product negative angle crimp, including with cooling water hole
Forming blocks, the flange block and fixing bolt of thermostable heat-isolating material, offer on the forming blocks side with it is described
The block-shaped matched groove of flange, the flange block are fixed in the groove by the fixing bolt.
The present invention also provides a kind of methods for making hot pressing product negative angle crimp comprising the steps of: S1: will need to make
Make negative angle crimp hot pressing product plate be heated to preset temperature after be transported in the mold with the mechanism；S2: to described
Lead to cooling water in cooling water hole in forming blocks；S3: it is according to the shape of the forming blocks that the plate is hot-forming, after molding
The position for making negative angle crimp is needed to be covered on the outer surface of the flange block on the plate, remaining position is covered on described cold
But above water hole；S4: after pressure maintaining preset time, plate taking-up is placed on and is made according to negative angle angle needed for hot pressing product
Angle block gauge on, the position for needing to make negative angle crimp is shaped on the angle block gauge and obtains described there is negative angle crimp
Hot pressing product.
Further, the mechanism of the production hot pressing product negative angle crimp also includes gasket, and the gasket is located at described
Between flange block and the bottom portion of groove.Gasket can adjust the patch for needing to make the position of negative angle crimp on flange block and plate
Tight degree, and then the hardness at the position can be adjusted, so that the position is obtained optimal hardness number, in order to which subsequent production is negative
Angle crimp.
Further, the mechanism of the production hot pressing product negative angle crimp also includes pressing plate, and the pressing plate is pressed in described
The edge of flange block, the fixing bolt pass through the pressing plate and are fixed the flange block in the groove.Because turning over
Side block be thermostable heat-isolating material, this material generally process it is relatively difficult, in order to avoid in flange block punch with will
It is fixed, and first can push down flange block using pressing plate in the utility model, is reused fixing bolt and is fixed pressing plate and forming blocks,
And then flange block is fixedly clamped in groove.
Preferably, the flange block is ceramic block.
Preferably, the forming blocks are bloom.
The utility model has the advantages that in forming blocks side, recessed embedding flange block needs to make negative in hot pressing formed product in the present invention
The position of angle crimp is covered on flange block outer surface, remaining position is covered in the forming blocks with cooling water hole, due to flange
Block is thermostable heat-isolating material, and internal no-cooling-water passes through, thus when the hot pressing product at remaining position be cooled to it is higher
When hardness, the position for being covered on flange block outer surface is still able to maintain lower hardness, at this time again takes out hot pressing product and uses angle
Degree block, which carries out shaping to it, can obtain the hot pressing product of required negative angle crimp；It can be seen that the present invention without using it is double acting tiltedly carve and
Increase additional mold, can easily realize the production of negative angle crimp after hot pressing formed product, structure, simple process, at
This is cheap, efficiently solves problems of the prior art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the mechanism of hot pressing product negative angle crimp is made in the utility model；
Fig. 2 is structural schematic diagram of the plate of hot pressing product after hot-forming；
Fig. 3 be hot pressing product plate with make hot pressing product negative angle crimp mechanism in conjunction with when structural schematic diagram.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing.
It is produced present embodiments provide for a kind of mechanism for making hot pressing product negative angle crimp and using mechanism production hot pressing
The method of product negative angle crimp, as shown in Fig. 1 ~ 3, which includes forming blocks 1, flange block 2, pressing plate 4 and fixing bolt 3, at
1 top of type block has multiple cooling water holes 11, and 1 side of forming blocks offers and the matched groove 12 of 2 shape of flange block, groove 12
Surrounding is thermostable heat-isolating material without distribution cooling water hole 11, flange block 2, and flange block 2 is located in groove 12, in flange
2 outer surface edge of block presses top board 4, then pressing plate 4 and forming blocks 1 is fixed together using fixing bolt 3, at this time flange block
2 are 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, it is recessed designing
Notice that the width of groove 12 is larger than the width of flange block 2 when slot 12,2 two sides of flange block are to 12 liang of groove in practical applications
The distance of side about 0.5mm；In addition, for the ease of the taking-up of flange block 2, it can also be in the forming blocks 1 below groove 12
Open up open slot 13.When needing to take out flange block 2, fixing bolt 3 need to be only unscrewed, pressing plate 4 is removed, then from open slot 13
Flange block 2 is taken out into groove 12.It is preferable to use ceramic block, the shapes of flange block 2 can be simple side for above-mentioned flange block 2
Shape can directly purchase standard-sized ceramic block on the market, and it is preferable to use blooms for above-mentioned forming blocks 1.
When using the negative angle crimp of mechanism production hot pressing product, first by the plate 5(of hot pressing product for the ease of sight
Examine, plate 5 as shown in the figure is transparent) it is heated to 900 DEG C or so and makes its softening, it is then sent in mold, the mold
Interior to have mechanism, then the cooling water hole 11 into mechanism in forming blocks 1 is passed through cooling water, then according to forming blocks 1
Shape is hot-forming by plate 5, after hot-forming, the position for making negative angle crimp 51 is needed to be covered on flange block 2 on plate 5
Outer surface, remaining position is covered in the forming blocks 1 with cooling water hole 11, and under state of pressure keeping, other positions are in cooling
Very high hardness and strength are obtained under the rapid quenching in water hole 11, need to make the position 51 of negative angle crimp due to by high temperature resistant
The insulation effect of the flange block of heat-insulating heat-preserving material, temperature is higher under state of pressure keeping, the material hardness of this part and intensity compared with
It is small, it is convenient for bending；It is noted that present embodiment can also be by increasing or decreasing between flange block 2 and groove 12
Gasket (not shown) adjusts the contact tightness between flange block 2 and plate 5, and then can adjust and flange block 2
The intensity at the position 51 for needing to make negative angle crimp of contact, enables the position for needing to make negative angle crimp 51 most to be managed
Intensity, hardness and the tolerance thought.After plate 5 after hot-forming is sent out out of mold, be immediately placed in advance according to
On the angle block gauge of angles of product production, by hand with small tool needing the position for making negative angle crimp 51 to be shaped into angle on plate 5
It spends on block, the hot pressing product with negative angle crimp met the requirements.
The technical concepts and features of above embodiment only to illustrate the invention, its object is to allow be familiar with technique
People cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent transformation or modification that Spirit Essence is done, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of method of the mechanism production hot pressing product negative angle crimp of use production hot pressing product negative angle crimp, feature exist
In the mechanism of the production hot pressing product negative angle crimp includes the forming blocks (1) with cooling water hole (11), high temperature resistant heat insulation guarantor
The flange block (2) and fixing bolt (3) of adiabator offer and the flange block (2) shape on forming blocks (1) side
Matched groove (12), the flange block (2) are fixed in the groove (12) by the fixing bolt (3)；
The method of the production hot pressing product angle of depression crimp comprises the steps of:
S1: the hot pressing product plate (5) for needing to make negative angle crimp is heated to be transported to after preset temperature with the mechanism
Mold in；
S2: lead to cooling water in the cooling water hole (11) in the forming blocks (1)；
S3: it is according to the shape of the forming blocks (1) that the plate (5) is hot-forming, it needs to make on the plate (5) after molding
The position (51) for making negative angle crimp is covered on the outer surface of the flange block (2), remaining position is covered on the cooling water hole
(11) top；
S4: after pressure maintaining preset time, the plate (5) are taken out to the angle for being placed on and making according to negative angle angle needed for hot pressing product
It spends on block, the position (51) for needing to make negative angle crimp, which is shaped on the angle block gauge, has negative angle crimp described in obtaining
Hot pressing product.
2. the method for production hot pressing product negative angle crimp according to claim 1, which is characterized in that also include gasket, institute
Gasket is stated to be located between the flange block (2) and the groove (12) bottom.
3. the method for production hot pressing product negative angle crimp according to claim 1, which is characterized in that the production hot pressing produces
It also include pressing plate (4) that the pressing plate (4) is pressed in the edge of the flange block (2), the fixed spiral shell in the mechanism of product negative angle crimp
Bolt (3) passes through the pressing plate (4) and the flange block (2) is pressed abd fixed in the groove (12).
4. the method for production hot pressing product negative angle crimp according to any one of claim 1 to 3, which is characterized in that institute
Stating flange block (2) is ceramic block.
5. the method for production hot pressing product negative angle crimp according to any one of claim 1 to 3, which is characterized in that institute
Stating forming blocks (1) is bloom.
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 |
Applications Claiming Priority (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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106584823A CN106584823A (en) | 2017-04-26 |
| CN106584823B true 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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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
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 |
-
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 |
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| Publication number | Publication date |
|---|---|
| CN106584823A (en) | 2017-04-26 |
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