CN202621653U - Bending forming device for U-shaped profile steel - Google Patents
Bending forming device for U-shaped profile steel Download PDFInfo
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- CN202621653U CN202621653U CN 201220332023 CN201220332023U CN202621653U CN 202621653 U CN202621653 U CN 202621653U CN 201220332023 CN201220332023 CN 201220332023 CN 201220332023 U CN201220332023 U CN 201220332023U CN 202621653 U CN202621653 U CN 202621653U
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Abstract
The utility model relates to the technical field of forming devices, and discloses a bending forming device for U-shaped profile steel. The bending forming device comprises an upper die base, a lower die base, a male die, a first rotary inserting block and a second rotary inserting block, wherein the male die is fixed on the upper die base; one end, which is far away from the upper die base, of the male die has a forwards-bulged structure; a U-shaped groove is formed on the lower die base; an inserting block mounting groove is formed at the bottom of the U-shaped groove in the direction which is perpendicular to the U-shaped groove; the first rotary inserting block and the second rotary inserting block are arranged in the inserting block mounting groove; and the joining position of the inserting block mounting groove between the first rotary inserting block and the second rotary inserting block is lower than groove openings on two sides. By the bending forming device, the problems of corrugation on side walls and pressing marks at the bottom during the bending forming of the U-shaped profile steel are solved; and a forming process is simplified, and the production efficiency is improved. The bending forming device is obvious in effect, reasonable in structure and high in practicality.
Description
Technical field
The utility model relates to the shaped device technical field, mainly is applicable to U-shaped shaped steel brake forming device.
Background technology
China is when goods train vehicle, automobile, the design of mechanical industry product, and in order to strengthen the intensity of product, often the crooked part (seeing Fig. 1, Fig. 2) of U-shaped shaped steel is used in design; This design concept is widely used in goods train vehicle, automobile, the mechanical industry product.
At present the bending of U-shaped shaped steel is mainly contained following two kinds of methods:
Method one: with the two side machining gap of U-shaped shaped steel crooked position, through loose tool, heating simmering and bending moulding, welding sidewall breach, polishing sidewall welding position.
Method two: utilize mould with the compression moulding of U-shaped shaped steel.
More than two kinds of methods all have certain shortcoming.Method one: complex technical process, because of need welding, so side wall strength, bottom circular arc are difficult to reach designing requirement; Method two: the impression defective appears in the both sides of the bottom at moulding position, and in the forming process, the two side is prone to wrinkling.
The utility model content
The utility model technical problem to be solved provides a kind of U-shaped shaped steel brake forming device, and it has shortened the technological process of U-shaped shaped steel brake forming, has eliminated the impression defective of two bottom sides, and has solved the wrinkling problem of sidewall.
For solving the problems of the technologies described above, the utility model provides a kind of U-shaped shaped steel brake forming device to comprise: upper bolster, die shoe, punch, first rotation are inserted and second rotation is inserted; Said punch is fixed on the said upper bolster, and the end away from upper bolster on the punch is preceding male structure; On said die shoe, offer a U-shaped groove; In the bottom of said U-shaped groove, on direction, offer the mounting groove of inserting perpendicular to the U-shaped groove; Said first rotation is inserted, said second rotation is inserted and all is arranged in the said mounting groove of inserting; Insert in first rotation, the joining place of the insert mounting groove of second rotation between inserting is lower than the notch on both sides.
In the such scheme, also comprise: first overhead gage and second overhead gage; Said first overhead gage, said second overhead gage all are fixed on the said upper bolster, and separately respectively in the both sides of said punch; On said die shoe, offer the first baffle plate stopper slot, second baffle stopper slot respectively with first overhead gage, the second overhead gage corresponding position; Being the inclined-plane away from the side of punch and the contact-making surface of the said first baffle plate stopper slot on first overhead gage, also is the inclined-plane away from the side of punch and the contact-making surface of said second baffle stopper slot on second overhead gage.
In the such scheme; Being 0.5 to spend to the inclined-plane of 3 degree away from the contact-making surface of the side of said punch and the said first baffle plate stopper slot on said first overhead gage, also is 0.5 to spend the inclined-plane of spending to 3 away from the contact-making surface of the side of punch and said second baffle stopper slot on said second overhead gage.
In the such scheme, the one side that said first rotation is inserted, said second rotation is inserted is circular-arc face, another side and is plane face; Saidly be plane face and connect the said two ends that are circular-arc face; First rotation is inserted, second rotation is inserted and all is arranged in the said mounting groove of inserting, and it is all outside to be plane face.
In the such scheme, said first overhead gage, said second overhead gage are separately positioned on the equidistance both sides of said punch separately.
In the such scheme, be male structure before the center away from an end of said upper bolster on the said punch.
In the such scheme, the bearing of said punch and said upper bolster is the bottom center of upper bolster.
In the such scheme, also comprise: the base of inserting; On said die shoe, offer the base mounting groove, the said base of inserting is arranged in the said base mounting groove, on the outside face of the base of inserting, offers the said mounting groove of inserting.
In the such scheme, said first rotation is inserted, said second rotation is inserted, the material of said first overhead gage, said second overhead gage is an alloy tool steel, and through Quenching Treatment.
In the such scheme, the material of the said base of inserting is an alloy tool steel, and through Quenching Treatment.
The beneficial effect of the utility model is:
The problem of wrinkling, the bottom impression defective in sidewall position when the utility model can solve the brake forming of U-shaped shaped steel.Simplify moulding process simultaneously, improved production efficiency.The utility model effect is remarkable, rational in infrastructure, practical.
Description of drawings
Fig. 1 is the front view of the U-shaped shaped steel of existing bending.
Fig. 2 is the left view of the U-shaped shaped steel of existing bending.
Fig. 3 is the main pseudosection of the U-shaped shaped steel brake forming device of the utility model embodiment proposition.
Fig. 4 is the right pseudosection of the U-shaped shaped steel brake forming device of the utility model embodiment proposition.
Fig. 5 is the fundamental diagram of the U-shaped shaped steel brake forming device of the utility model embodiment proposition.
Wherein, the 1-upper bolster, 2-first side is inserted, and 3-first rotation is inserted; 4-punch, the 5-base of inserting, 6-U shape shaped steel, 7-die shoe; 8-second overhead gage, 9-second lower baffle plate, 10-second rotation is inserted, and 11-second side is inserted; 12-first overhead gage, 13-first lower baffle plate, the angle of the contact-making surface of α-first overhead gage and first lower baffle plate, the angle of the contact-making surface of β-second overhead gage and second lower baffle plate.
The specific embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined utility model purpose is taked; Below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment and the operation principle of the U-shaped shaped steel brake forming device that proposes according to the utility model is elaborated.
Can know that by Fig. 3, Fig. 4 the U-shaped shaped steel brake forming device that the utility model proposes comprises: upper bolster 1, die shoe 7, punch 4, first rotation insert 3, second rotation insert 10, first overhead gage 12, second overhead gage 8; Punch 4 is fixed on the upper bolster 1, and the end away from upper bolster 1 on the punch 4 is preceding male structure.Concrete, in the present embodiment, punch 4 is vertically fixed on the upper bolster 1 through screw.In order to increase the utility model stability of structure, in the present embodiment, punch 4 is the bottom center of upper bolster 1 with the bearing of upper bolster 1, is male structure before the center away from an end of upper bolster 1 on the punch 4.First overhead gage 12, second overhead gage 8 also are fixed on the upper bolster 1, and separately respectively in the both sides of punch 4.Preferably, first overhead gage 12, second overhead gage 8 are vertically fixed on the upper bolster 1 through screw, and first overhead gage 12, second overhead gage 8 are separately positioned on the equidistance both sides of punch 4 separately.On die shoe 7, offer a U-shaped groove, the both sides of U-shaped groove are provided with first side, 2, second side of inserting and insert 11.First side insert 11 the material of 2, second side of inserting is alloy tool steel, and all through Quenching Treatment, and is fixed on the die shoe 7 through screw.In the bottom of U-shaped groove, on direction, offer the mounting groove of inserting perpendicular to the U-shaped groove; First rotation, 3, second rotation, 10 one sides of inserting of inserting are circular-arc face, another side and are plane face; Be the two ends that plane face connects the face that is circular-arc; First rotation, 3, second rotation of inserting is inserted and 10 all is arranged in the mounting groove of inserting, and it is all outside to be plane face, is lower than the notch on both sides at first rotation insert joining place of the mounting groove of inserting between 10 of 3, second rotation of inserting.On die shoe 7, offer the first baffle plate stopper slot, second baffle stopper slot respectively with first overhead gage 12, second overhead gage, 8 corresponding positions; Side away from the U-shaped groove of the first baffle plate stopper slot is provided with first lower baffle plate 13, and the side away from the U-shaped groove of second baffle stopper slot is provided with second lower baffle plate 9.The material of first lower baffle plate 13, second lower baffle plate 9 is alloy tool steel, and all through Quenching Treatment, and is fixed on the die shoe 7 through screw.Being the inclined-plane away from the side of punch 4 and the contact-making surface of the first baffle plate stopper slot on first overhead gage 12, also is the inclined-plane away from the side of punch 4 and the contact-making surface of second baffle stopper slot on second overhead gage 8.Concrete; Be 0.5 to spend away from the contact-making surface of the side of punch 4 and the first baffle plate stopper slot on first overhead gage 12 to the inclined-plane of 3 degree; Also be 0.5 to spend away from the contact-making surface of the side of punch 4 and second baffle stopper slot on second overhead gage 8 to the inclined-plane of 3 degree; Promptly the angle of the contact-making surface of first overhead gage and first lower baffle plate is spent between 3 degree 0.5; The angle β of the contact-making surface of second overhead gage and second lower baffle plate spends between 3 degree 0.5, and the numerical value of the angle β of the contact-making surface of the numerical value of first overhead gage and the angle of the contact-making surface of first lower baffle plate and second overhead gage and second lower baffle plate is identical.
Preferably, the U-shaped shaped steel brake forming device of the utility model proposition also comprises: the base 5 of inserting; On die shoe 7, offer the base mounting groove, the base 5 of inserting is arranged in the base mounting groove, on the outside face of the base 5 inserted, offers the mounting groove of inserting.
Further preferred, first rotation inserts that 3, second rotation inserts 10, the material of the base 5 inserted, first overhead gage 12, second overhead gage 8 is alloy tool steel, and all through Quenching Treatment.
Can know by Fig. 5; When the U-shaped shaped steel brake forming device that uses the utility model to propose carries out U-shaped shaped steel buckling work; At first U-shaped shaped steel 6 is placed in the U-shaped groove of die shoe 7, again through punch 4 to first rotation, 3, second rotation, the 10 extruding U-shaped shaped steel 6 of inserting of inserting.Under the effect of the pressure of punch 4, first rotation inserts 3 in the mounting groove of inserting, and prolongs arc surface and clockwise rotates; Second rotation inserts 10 in the mounting groove of inserting, and prolong arc surface and rotate counterclockwise, thereby at first rotation, 3 and second rotation, 10 the middle formation groove of inserting of inserting.U-shaped shaped steel 6 in first rotation, 3, second rotation groove generation deformation in the middle of 10 of inserting of inserting, thereby is realized brake forming under the effect of the pressure of punch 4.In forming process; Since first the rotation insert 3, second the rotation insert 10 with U-shaped shaped steel 6 for face contacts, lifting surface area is bigger, thus the generation pressure less; U-shaped shaped steel 6 bottom contact-making surface generation strains are not so the impression defective can occur in the two bottom sides at the moulding position of U-shaped shaped steel 6.
U-shaped shaped steel 6 is when brake forming, and the sidewall that the unnecessary material of U-shaped shaped steel 6 sidewalls can prolong U-shaped shaped steel 6 vertically flows, so the two side of U-shaped shaped steel 6 separately respectively can be to first side, 2, the second side outside side force of 11 generations of inserting of inserting.In the present embodiment; Because the angle of the contact-making surface of first overhead gage and first lower baffle plate is spent between 3 degree 0.5; So when first overhead gage 12 contacts to 13 motions of first lower baffle plate and with first lower baffle plate 13; The extruding force that produces is inserted 12 pairs first sides of first overhead gage and 2 is produced side force, the direction of this side force with deformation take place because of U-shaped shaped steel 6 to first side the in the opposite direction of 2 side force that produce of inserting, so cancel out each other.In like manner; When second overhead gage 8 contacts to 9 motions of second lower baffle plate and with second lower baffle plate 9; The extruding force that produces is inserted 8 pairs second sides of second overhead gage and 11 is produced side force; The direction of this side force with deformation take place because of U-shaped shaped steel 6 to second side the in the opposite direction of 11 side force that produce of inserting, so cancel out each other.Thereby guaranteed first side insert 2, second side insert 11 and punch 4 between spacing reach the die mould requirement, and avoided the crooked position of U-shaped shaped steel 6 sidewalls wrinkling.
Here need to prove; When the U-shaped shaped steel brake forming device that uses the utility model to propose carries out U-shaped shaped steel buckling work; Can be according to the size of U-shaped shaped steel 6, the difference of material, select the use of arranging in pairs or groups of different first overhead gages 12, second overhead gage 8, first lower baffle plate 13, second lower baffle plate 9 for use.The angle β of the contact-making surface of the angle through the first different overhead gages and the contact-making surface of first lower baffle plate, the second different overhead gages and second lower baffle plate satisfies different die mould requirements, and carries out the die mould operation.
The problem of wrinkling, the bottom impression defective in sidewall position when the utility model can solve the brake forming of U-shaped shaped steel.Simplify moulding process simultaneously, improved production efficiency.The utility model effect is remarkable, rational in infrastructure, practical.
It should be noted last that; The above specific embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to instance the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the spirit and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (10)
1. a U-shaped shaped steel brake forming device is characterized in that, comprising: upper bolster, die shoe, punch, first rotation are inserted and second rotation is inserted; Said punch is fixed on the said upper bolster, and the end away from upper bolster on the punch is preceding male structure; On said die shoe, offer a U-shaped groove; In the bottom of said U-shaped groove, on direction, offer the mounting groove of inserting perpendicular to the U-shaped groove; Said first rotation is inserted, said second rotation is inserted and all is arranged in the said mounting groove of inserting; Insert in first rotation, the joining place of the insert mounting groove of second rotation between inserting is lower than the notch on both sides.
2. U-shaped shaped steel brake forming device as claimed in claim 1 is characterized in that, also comprises: first overhead gage and second overhead gage; Said first overhead gage, said second overhead gage all are fixed on the said upper bolster, and separately respectively in the both sides of said punch; On said die shoe, offer the first baffle plate stopper slot, second baffle stopper slot respectively with first overhead gage, the second overhead gage corresponding position; Being the inclined-plane away from the side of punch and the contact-making surface of the said first baffle plate stopper slot on first overhead gage, also is the inclined-plane away from the side of punch and the contact-making surface of said second baffle stopper slot on second overhead gage.
3. U-shaped shaped steel brake forming device as claimed in claim 2; It is characterized in that; Being 0.5 to spend to the inclined-plane of 3 degree away from the contact-making surface of the side of said punch and the said first baffle plate stopper slot on said first overhead gage, also is 0.5 to spend the inclined-plane of spending to 3 away from the contact-making surface of the side of punch and said second baffle stopper slot on said second overhead gage.
4. U-shaped shaped steel brake forming device as claimed in claim 1 is characterized in that, the one side that said first rotation is inserted, said second rotation is inserted is circular-arc face, another side and is plane face; Saidly be plane face and connect the said two ends that are circular-arc face; First rotation is inserted, second rotation is inserted and all is arranged in the said mounting groove of inserting, and it is all outside to be plane face.
5. U-shaped shaped steel brake forming device as claimed in claim 2 is characterized in that said first overhead gage, said second overhead gage are separately positioned on the equidistance both sides of said punch separately.
6. U-shaped shaped steel brake forming device as claimed in claim 1 is characterized in that, is male structure before the center away from an end of said upper bolster on the said punch.
7. like any described U-shaped shaped steel brake forming device among the claim 1-6, it is characterized in that the bearing of said punch and said upper bolster is the bottom center of upper bolster.
8. U-shaped shaped steel brake forming device as claimed in claim 7 is characterized in that, also comprises: the base of inserting; On said die shoe, offer the base mounting groove, the said base of inserting is arranged in the said base mounting groove, on the outside face of the base of inserting, offers the said mounting groove of inserting.
9. U-shaped shaped steel brake forming device as claimed in claim 2 is characterized in that, said first rotation is inserted, said second rotation is inserted, the material of said first overhead gage, said second overhead gage is an alloy tool steel, and through Quenching Treatment.
10. U-shaped shaped steel brake forming device as claimed in claim 8 is characterized in that the material of the said base of inserting is an alloy tool steel, and through Quenching Treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220332023 CN202621653U (en) | 2012-07-10 | 2012-07-10 | Bending forming device for U-shaped profile steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220332023 CN202621653U (en) | 2012-07-10 | 2012-07-10 | Bending forming device for U-shaped profile steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202621653U true CN202621653U (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220332023 Expired - Fee Related CN202621653U (en) | 2012-07-10 | 2012-07-10 | Bending forming device for U-shaped profile steel |
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| Country | Link |
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| CN (1) | CN202621653U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102716948A (en) * | 2012-07-10 | 2012-10-10 | 南车长江车辆有限公司 | U-shaped section steel bending and molding device and molding method utilizing same |
| CN104384453A (en) * | 2014-10-17 | 2015-03-04 | 芜湖市泰能电热器具有限公司 | Machining die for C-shaped heating aluminum pipe |
| CN105689546A (en) * | 2016-02-01 | 2016-06-22 | 洛阳麦达斯铝业有限公司 | Car frame front longitudinal beam bending die for aluminum tank car and machining method of die |
-
2012
- 2012-07-10 CN CN 201220332023 patent/CN202621653U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102716948A (en) * | 2012-07-10 | 2012-10-10 | 南车长江车辆有限公司 | U-shaped section steel bending and molding device and molding method utilizing same |
| CN102716948B (en) * | 2012-07-10 | 2015-02-11 | 南车长江车辆有限公司 | U-shaped section steel bending and molding device and molding method utilizing same |
| CN104384453A (en) * | 2014-10-17 | 2015-03-04 | 芜湖市泰能电热器具有限公司 | Machining die for C-shaped heating aluminum pipe |
| CN105689546A (en) * | 2016-02-01 | 2016-06-22 | 洛阳麦达斯铝业有限公司 | Car frame front longitudinal beam bending die for aluminum tank car and machining method of die |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430212 Jiangxia Economic Development Zone, Wuhan, the new bridge area of the city of Hubei Patentee after: CRRC YANGTZE CO., LTD. Address before: 430212 Jiangxia Economic Development Zone, Wuhan, the new bridge area of the city of Hubei Patentee before: China South Locomotive & Rolling Stock Changjiang Vehicle Company |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20170710 |