CN104550449A - Bending die for preventing radian bending part from being rebounded - Google Patents

Bending die for preventing radian bending part from being rebounded Download PDF

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Publication number
CN104550449A
CN104550449A CN201310475094.3A CN201310475094A CN104550449A CN 104550449 A CN104550449 A CN 104550449A CN 201310475094 A CN201310475094 A CN 201310475094A CN 104550449 A CN104550449 A CN 104550449A
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CN
China
Prior art keywords
die
bending
radian
block
punch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310475094.3A
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Chinese (zh)
Inventor
郭晶晶
Original Assignee
郭晶晶
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 郭晶晶 filed Critical 郭晶晶
Priority to CN201310475094.3A priority Critical patent/CN104550449A/en
Publication of CN104550449A publication Critical patent/CN104550449A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/02Ejecting devices
    • B21D45/04Ejecting devices interrelated with motion of tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/06Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles

Abstract

The invention discloses a bending die for preventing a radian bending part from being rebounded. The bending die comprises an upper die seat and a lower die seat which are correspondingly arranged; a male die fixed block is arranged on the lower surface of the upper die seat; a male die is arranged on the lower surface of the male die fixed block; a female die corresponding to the male die is arranged on the upper surface of the lower die seat; a female die block is arranged in the female die; the lower die seat is provided with an ejection device; the ejection device consists of an elastic washer, an ejector rod and an ejector block. The bending die has the advantages that the bending die is reasonably designed and has a simple structure; quality of a drawing part with a radian is improved; the service life is prolonged; and the bending die is convenient to popularize.

Description

One prevents radian bending part resilience bending die
technical field
The present invention relates to a kind of Bending Mould.Particularly one prevents radian bending part resilience bending die.
Background technology
Along with progress and the manufacturing development of society; machining finished product more and more enters in daily life; and it is more common with the bending part of radian; and usually there will be quality problems with the bending part of radian when bending, and then the quality problems solved with the bending part of radian can the difficult problem that will consider of the producer.
In prior art to the bending part with radian when bending, after usually appearing in bending, the radian of bending part there will be the phenomenon of bounce-back, and then radian increases, and causes the poor quality of the bending part with radian, too increases production cost.
Not enough for these of prior art, developer studies through long-term effort, finally have devised one and prevent radian bending part resilience bending die, this Bending Mould is provided with two pieces of die blocks in die, described die block both sides are fixed on die by rotating shaft, described die block lower end is provided with roller, described roller lower end contacts in ejection block, when the plate be placed on die encountered by punch, after plate is subject to the pressure of punch, die block starts slowly to rotate around rotating shaft under the effect of the pressure, be provided with simultaneously and start to roll at ejection block upper surface at the roller of die block lower end, last bending part is shaping, and die block in Lifting Device with slowly returning to original position, this design avoids the bending part rebound phenomena after shaping of band radian, also its service life is extended, also reduce cost simultaneously.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of reasonable in design, and structure is simple, and the one improve the tensioning member quality of band radian, extend service life, be convenient to promote prevents radian bending part resilience bending die.
For solving above technical problem, the present invention comes to be realize by the following technical solutions: technical scheme of the present invention is as follows: one prevents radian bending part resilience bending die, comprise upper bolster and the die shoe of corresponding setting, described upper bolster lower surface is provided with punch fixed block, described punch fixed block lower surface is provided with punch, described die shoe upper surface is provided with the die corresponding with described punch, die block is provided with in described die, described die shoe is provided with Lifting Device, and described Lifting Device is made up of elastic washer, ejector beam and ejection block.
Preferably, described upper bolster upper surface is provided with die shank, and described upper bolster lower surface is provided with guide pin bushing, and described die shoe is provided with guide pillar, and described guide pin bushing and guide pillar match, and quantity is 4 right.
Preferably, described die block both sides are fixed on die by wheel shaft, and die block can rotate around wheel shaft.
Preferably, described die block lower end two Angle Position that fit are provided with roller.
Preferably, described punch radian is identical with the radian of radian bending part.
Preferably, described Lifting Device is made up of elastic washer, ejector beam and ejection block, and elastic washer upper surface is fixed in described ejector beam lower end, and ejector beam upper end is fixed in described ejection block lower surface.
By technique scheme, the invention has the beneficial effects as follows: reasonable in design, structure is simple, and the one improve the tensioning member quality of band radian, extend service life, be convenient to promote prevents radian bending part resilience bending die.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is mold-opening structure schematic diagram of the present invention.
Fig. 2 is mold closing structural representation of the present invention.
Fig. 3 is die A direction view of the present invention.
Fig. 4 is of the present invention with radian bending part schematic diagram.
Numeral and the corresponding component title represented by letter in figure:
1. die shank 2. upper bolster 3. punch fixed block 4. guide pin bushing 5. guide pillar 6. die 7. die shoe 8. elastic washer 9. ejector beam 10. ejection block 11. roller 12. die block 13. rotating shaft 14. die 15. is with radian bending part.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
With reference to shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, one prevents radian bending part resilience bending die, comprise upper bolster 2 and the die shoe 7 of corresponding setting, described upper bolster 2 lower surface is provided with punch fixed block 3, described punch fixed block 3 lower surface is provided with punch 14, and described die shoe 7 upper surface is provided with the die 6 corresponding with described punch 14, is provided with die block 12 in described die 6, described die shoe 7 is provided with Lifting Device, and described Lifting Device is made up of elastic washer 8, ejector beam 9 and ejection block 10.
Described upper bolster 2 upper surface is provided with die shank 1, described upper bolster 2 lower surface is provided with guide pin bushing 4 near four corner positions, described die shoe 7 upper surface is provided with the guide pillar 5 corresponding with described guide pin bushing 4, by the guiding that cooperatively interacts of guide pin bushing 4 and guide pillar 5, the cooperation of punch 14 and die 6 can be ensured more accurately, improve the quality with radian bending part 15 further.
Die block 12 is provided with in described die 6, described die block 12 both sides are fixed on die 6 by wheel shaft 13, die block 12 can rotate around wheel shaft 13, described die block 12 lower end two Angle Position that fit are provided with roller 11, described punch 14 radian is identical with the radian of radian bending part 15, in the process of matched moulds, when the plate be placed on die 6 encountered by punch 15, after plate is subject to the pressure of punch 2, die block 12 starts slowly to rotate around rotating shaft 13 under the effect of the pressure, the roller 11 being simultaneously arranged on die block 12 lower end also starts to roll at ejection block 10 upper surface, the bending part 15 of eventually with radian is shaping, and die block 12 in Lifting Device with slowly returning to original position.
Described Lifting Device is made up of elastic washer 8, ejector beam 9 and ejection block 10, elastic washer 8 upper surface is fixed in described ejector beam 9 lower end, ejector beam 9 upper end is fixed in described ejection block 10 lower surface, described ejection block 10 fits with die block 12, in Forging Process, the roller 11 being arranged on diagonal angle, die block 12 joint place rolls at ejection block 10 upper surface, and then extends the service life of Bending Mould.
Beneficial effect of the present invention in sum, one prevents radian bending part resilience bending die, this Bending Mould is provided with two pieces of die blocks in die, described die block both sides are fixed on die by rotating shaft, described die block lower end is provided with roller, described roller lower end contacts in ejection block, when the plate be placed on die encountered by punch, after plate is subject to the pressure of punch, die block starts slowly to rotate around rotating shaft under the effect of the pressure, be provided with simultaneously and start to roll at ejection block upper surface at the roller of die block lower end, last bending part is shaping, and die block in Lifting Device with slowly returning to original position, this design avoids the bending part rebound phenomena after shaping of band radian, also its service life is extended, also reduce cost simultaneously.And then advantage of the present invention is; Reasonable in design, structure is simple, improves the tensioning member quality of band radian, extends service life, is convenient to promote.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.

Claims (6)

1. prevent a radian bending part resilience bending die, comprise upper bolster and the die shoe of corresponding setting, it is characterized in that; Described upper bolster lower surface is provided with punch fixed block, described punch fixed block lower surface is provided with punch, described die shoe upper surface is provided with the die corresponding with described punch, die block is provided with in described die, described die shoe is provided with Lifting Device, and described Lifting Device is made up of elastic washer, ejector beam and ejection block.
2. one according to claim 1 prevents radian bending part resilience bending die, it is characterized in that; Described upper bolster upper surface is provided with die shank, and described upper bolster lower surface is provided with guide pin bushing, and described die shoe is provided with guide pillar, and described guide pin bushing and guide pillar match, and quantity is 4 right.
3. one according to claim 1 prevents radian bending part resilience bending die, it is characterized in that; Described die block both sides are fixed on die by wheel shaft, and die block can rotate around wheel shaft.
4. the one according to claim 1 or 3 prevents radian bending part resilience bending die, it is characterized in that; Described die block lower end two Angle Position that fit are provided with roller.
5. one according to claim 1 prevents radian bending part resilience bending die, it is characterized in that; Described punch radian is identical with the radian of radian bending part.
6. one according to claim 1 prevents radian bending part resilience bending die, it is characterized in that; Described Lifting Device is made up of elastic washer, ejector beam and ejection block, and elastic washer upper surface is fixed in described ejector beam lower end, and ejector beam upper end is fixed in described ejection block lower surface.
CN201310475094.3A 2013-10-12 2013-10-12 Bending die for preventing radian bending part from being rebounded Pending CN104550449A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310475094.3A CN104550449A (en) 2013-10-12 2013-10-12 Bending die for preventing radian bending part from being rebounded

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310475094.3A CN104550449A (en) 2013-10-12 2013-10-12 Bending die for preventing radian bending part from being rebounded

Publications (1)

Publication Number Publication Date
CN104550449A true CN104550449A (en) 2015-04-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310475094.3A Pending CN104550449A (en) 2013-10-12 2013-10-12 Bending die for preventing radian bending part from being rebounded

Country Status (1)

Country Link
CN (1) CN104550449A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105081104A (en) * 2015-09-11 2015-11-25 南京惠德机械有限公司 Flanging and forming die for rotary shaft
CN106180397A (en) * 2016-07-15 2016-12-07 安庆安簧汽车零部件有限公司 Stabiliser bar cold forming mould

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105081104A (en) * 2015-09-11 2015-11-25 南京惠德机械有限公司 Flanging and forming die for rotary shaft
CN106180397A (en) * 2016-07-15 2016-12-07 安庆安簧汽车零部件有限公司 Stabiliser bar cold forming mould

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WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150429