CN203992041U - The bending sizing die of band flange U-shaped part - Google Patents

The bending sizing die of band flange U-shaped part Download PDF

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Publication number
CN203992041U
CN203992041U CN201420506041.3U CN201420506041U CN203992041U CN 203992041 U CN203992041 U CN 203992041U CN 201420506041 U CN201420506041 U CN 201420506041U CN 203992041 U CN203992041 U CN 203992041U
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CN
China
Prior art keywords
depression bar
hole
downside
slide block
shaped
Prior art date
Application number
CN201420506041.3U
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Chinese (zh)
Inventor
不公告发明人
Original Assignee
郝海
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Priority to CN201420506041.3U priority Critical patent/CN203992041U/en
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Publication of CN203992041U publication Critical patent/CN203992041U/en

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Abstract

The utility model discloses the bending sizing die of a kind of band flange U-shaped part, comprise upper bolster, die shoe, punch, the downside of described upper bolster is fixedly connected with a backing plate, the downside of backing plate is fixedly connected with a slider plate, depression bar is connected to the centre of backing plate and slider plate, left and right two downsides of slider plate connect respectively a slide block, slide block dorsad one end of depression bar is provided with the second spring, the upper side of described die shoe connects a fixed head, in the middle of fixed head, connect punch, the upper end of punch connects a top board, the left and right sides of top board downside connects respectively a push rod, the lower end of push rod is provided with bullet apical organ, the left and right sides of top board is respectively equipped with a wedge, wedge is connected on fixed head, wedge comprises an inclined-plane towards the end face of punch, the described slide block dorsad end face of depression bar also comprises an inclined-plane, inclined-plane on inclined-plane and slide block on wedge is parallel to each other, product is difficult for resilience after being shaped, product quality is high.

Description

The bending sizing die of band flange U-shaped part
Technical field
The utility model relates to stamping technology field, relates in particular to a kind of bending sizing die.
Background technology
Punching press, is under normal temperature condition, utilizes the diel being arranged on forcing press, and raw material are exerted pressure, and makes raw material produce separation or plastic deformation, thereby obtains a kind of pressure processing method of required part.Diel, is in punch process, raw material is processed into a kind of technological equipment of part, and bending die is a type of diel, in production, according to the shape of part, by bending die and forcing press, blank is curved to the product of definite shape and size.As shown in Figure 5, it is the U-shaped product of both sides band flange, adopt plate to be processed into bending die, the U-shaped product that general bending die bending forms, due to the effect of residual stress after bending, both sides are together with the easy resilience of flange, the technical requirement that can not reach drawing, affects product quality, needs subsequent handling finishing, the machining period having extended, has reduced production efficiency.
Utility model content
Problem to be solved in the utility model is, for the above-mentioned defect of prior art, provide a kind of bending after residual stress reduce, be difficult for producing resilience, without subsequent handling, product quality is high, the bending sizing die of band flange U-shaped part that production efficiency is high.
The purpose of this utility model is achieved through the following technical solutions.The bending sizing die of band flange U-shaped part, comprise upper bolster, die shoe, punch, the downside of described upper bolster is fixedly connected with a backing plate, the downside of backing plate is fixedly connected with a slider plate, one depression bar is T-shaped, depression bar moves up and down the centre that is connected to backing plate and slider plate, the upper end of depression bar is provided with the first spring, stretch out from its downside through slider plate the lower end of depression bar, left and right two downsides of slider plate move left and right respectively and connect a slide block, slide block dorsad one end of depression bar is provided with the second spring, the upper side of described die shoe connects a fixed head, in the middle of fixed head, connect punch, punch vertically stretches out from the upper side of fixed head, the upper end of punch moves up and down and connects a top board, the left and right sides of top board downside connects respectively a push rod, the lower end of push rod is provided with bullet apical organ, the left and right sides of top board is respectively equipped with a wedge, wedge is connected on fixed head, wedge comprises an inclined-plane towards the end face of punch, the described slide block dorsad end face of depression bar also comprises an inclined-plane, inclined-plane on inclined-plane and slide block on wedge is parallel to each other.When work, plate is placed on punch, patrix is descending, plate is pushed down in the lower surface of depression bar, patrix continues descending, slide block by the both sides of plate together with top board to pressing down, form gradually the U-shaped product with flange, in the time that top board will be depressed into bottom, inclined-plane on slide block contacts with the inclined-plane on wedge, patrix continues descending, slide block moves to punch direction under the effect of wedge, top board is depressed into bottom, product is finally shaped, in this process, the left and right sides of product is subject to slide block horizontal direction active force, the flange of product is subject to the active force of slide block vertical direction, eliminate the residual stress on the product left and right sides and flange, make product be difficult for resilience, product quality is high, without follow-up finishing process, patrix is up, take out product from punch.
As preferably, the centre of described upper bolster downside is provided with circular shrinkage pool, the upper end of the first spring is positioned at shrinkage pool, the centre of backing plate is provided with the first circular through hole, slider plate comprises a rectangular slab and is connected to the flange of rectangular slab downside, the centre of slider plate is provided with the second through hole of rectangle, the cross section of the first through hole is greater than the cross section of the second through hole, the upper end of depression bar is rounded, the upper end of depression bar is positioned at the first through hole, the cross section of depression bar bottom is rectangular, the left and right sides of the flange of slider plate is provided with T connected in star, slide block comprises rake and is connected to the connecting portion of rake upside, the longitudinal cross-section of connecting portion is T-shaped, connecting portion is arranged in the T connected in star of slider plate, slide block connecting portion connects one end of the second spring dorsad on the end face of depression bar, the other end of the second spring is connected to the downside of the rectangular slab of slider plate.
As preferably, described bullet apical organ bullet apical organ comprises the 3rd spring and plug screw, fixed head is provided with up-small and down-big third through-hole, die shoe is provided with fourth hole, and third through-hole is communicated with fourth hole, and described push rod is the T shape of handstand, the upper end of push rod is connected to the downside of top board through third through-hole, the 3rd spring is positioned at the lower end of push rod, and plug screw is positioned at the lower end of the 3rd spring, and plug screw is fastened in fourth hole.
As preferably, the left and right sides of described top board upper side connects respectively an alignment pin.
As preferably, the upper side of described upper bolster connects a die shank.
The beneficial effects of the utility model are that after product is shaped, residual stress reduces, and is difficult for producing resilience, without subsequent handling, has improved product quality, has improved production efficiency high, simple in structure, easy to operate.
Brief description of the drawings
Fig. 1 is the structural representation that upper and lower mould of the present utility model separates.
Fig. 2 is the structural representation of the utility model upper and lower mould pressing.
Fig. 3 is the inverted structural representation of slider plate.
Fig. 4 is the structural representation of slide block.
Fig. 5 is the structural representation with flange U-shaped product.
Detailed description of the invention
Below the utility model is described in further detail in conjunction with the accompanying drawings and embodiments:
Embodiment, as shown in Fig. 1 to Fig. 2, the bending sizing die of band flange U-shaped part, formed by patrix and counterdie, patrix comprises die shank 1, upper bolster 2, backing plate 3, slider plate 4, slide block 6, depression bar 17, and die shank is fixedly connected on the upper side of upper bolster, and backing plate is connected to the downside of upper bolster, slider plate is connected to the downside of backing plate, and upper bolster, backing plate and slider plate are fixed together by screw and straight pin.The centre of upper bolster downside is provided with a circular shrinkage pool, in shrinkage pool, be provided with the first spring 18, the centre of backing plate is provided with the first circular through hole, Fig. 3 is the inverted structural representation of slider plate, slider plate comprises a rectangular slab 44 and is connected to the flange 41 on rectangular slab, flange is identical with width before and after rectangular slab, the left and right length of rectangular slab is greater than the left and right length of flange, the centre of slider plate is provided with the second through hole 42 of rectangle, the left and right sides of the flange of slider plate is provided with T connected in star 43, the cross section of the first through hole is greater than the cross section of the second through hole, depression bar is T-shaped, the upper end of depression bar is rounded, the upper end of depression bar is positioned at the first through hole, the first spring is positioned at the upper end of depression bar, the cross section of depression bar bottom is rectangular, stretch out from its downside through the second through hole of slider plate the lower end of depression bar.As shown in Figure 4, slide block comprises rake and is connected to the connecting portion of rake upside, the rake dorsad end face of depression bar is inclined-plane, the longitudinal cross-section of connecting portion is T-shaped, the slider plate left and right sides all arranges slide block, and the connecting portion of slide block is arranged in the T connected in star of slider plate, connecting portion and T connected in star matched in clearance, slide block connecting portion is fixedly connected with one end of the second spring 5 dorsad on the end face of depression bar, and the other end of the second spring is fixedly connected on the downside of the rectangular slab of slider plate by straight pin.Counterdie comprises die shoe 10, fixed head 9, punch 14, wedge 7, push rod 11, top board 8, alignment pin 15, the 3rd spring 13, plug screw 12, fixed head is fixedly connected on the upper side of die shoe by screw, fixed head is provided with up-small and down-big circular third through-hole, die shoe is provided with circular fourth hole, third through-hole is communicated with fourth hole, the aperture of third through-hole lower end is identical with the aperture of fourth hole, punch is inverted T shape, be fixedly connected in the middle of fixed head by step, punch vertically stretches out from the upper side of fixed head, the cross section of punch upper end is rectangular, the upper end of punch moves up and down connection top board, a rectangular opening is offered in the centre of top board, top board is socketed in punch upper end by rectangular opening, the left and right sides of top board downside connects respectively a push rod, the lower end of push rod is provided with bullet apical organ, push rod is the T shape of handstand, the upper end of push rod is threaded in the downside of top board through third through-hole, the left and right sides of top board arranges respectively wedge, wedge is inverted T shape, be fixedly connected on fixed head by step, wedge is inclined-plane towards the end face upside of punch, inclined-plane on inclined-plane and slide block on wedge is parallel to each other.Play apical organ and comprise the 3rd spring and plug screw, the 3rd spring is positioned at the lower end of push rod, and plug screw is positioned at the lower end of the 3rd spring, and plug screw is fastened in fourth hole.The left and right sides of top board upper side connects respectively alignment pin.In the time that upper and lower mould separates, the upper side of top board is concordant with the upper side of punch, when work, plate 16 is placed on punch, alignment pin location, patrix is descending, plate is pushed down in the lower surface of depression bar, patrix continues descending, depression bar is motionless, the first spring is compressed, slide block down, slide block by the both sides of plate together with top board to pressing down, form gradually the U-shaped product with flange, in the time that top board will be depressed into bottom, inclined-plane on slide block contacts with the inclined-plane on wedge, patrix continues descending, slide block moves to punch direction under the effect of wedge, top board is depressed into bottom, product 19 is finally shaped, in this process, the left and right sides of product is subject to slide block horizontal direction active force, the flange of product is subject to the active force of slide block vertical direction, eliminate the residual stress on the product left and right sides and flange, make product be difficult for resilience, product quality is high, without follow-up finishing process, patrix is up, take out product from punch.
The above is preferably detailed description of the invention of the utility model, not limits practical range of the present utility model with this.The utility model can also have other embodiment, only otherwise deviate from spirit of the present utility model, and within no matter in form what kind of conversion all drops on protection domain of the present utility model.

Claims (5)

1. the bending sizing die of band flange U-shaped part, comprise upper bolster, die shoe, punch, it is characterized in that, the downside of described upper bolster is fixedly connected with a backing plate, the downside of backing plate is fixedly connected with a slider plate, one depression bar is T-shaped, depression bar moves up and down the centre that is connected to backing plate and slider plate, the upper end of depression bar is provided with the first spring, stretch out from its downside through slider plate the lower end of depression bar, left and right two downsides of slider plate move left and right respectively and connect a slide block, slide block dorsad one end of depression bar is provided with the second spring, the upper side of described die shoe connects a fixed head, in the middle of fixed head, connect punch, punch vertically stretches out from the upper side of fixed head, the upper end of punch moves up and down and connects a top board, the left and right sides of top board downside connects respectively a push rod, the lower end of push rod is provided with bullet apical organ, the left and right sides of top board is respectively equipped with a wedge, wedge is connected on fixed head, wedge comprises an inclined-plane towards the end face of punch, the described slide block dorsad end face of depression bar also comprises an inclined-plane, inclined-plane on inclined-plane and slide block on wedge is parallel to each other.
2. the bending sizing die of band flange U-shaped part according to claim 1, it is characterized in that, the centre of described upper bolster downside is provided with circular shrinkage pool, the upper end of the first spring is positioned at shrinkage pool, the centre of backing plate is provided with the first circular through hole, slider plate comprises a rectangular slab and is connected to the flange of rectangular slab downside, the centre of slider plate is provided with the second through hole of rectangle, the cross section of the first through hole is greater than the cross section of the second through hole, the upper end of depression bar is rounded, the upper end of depression bar is positioned at the first through hole, the cross section of depression bar bottom is rectangular, the left and right sides of the flange of slider plate is provided with T connected in star, slide block comprises rake and is connected to the connecting portion of rake upside, the longitudinal cross-section of connecting portion is T-shaped, connecting portion is arranged in the T connected in star of slider plate, slide block connecting portion connects one end of the second spring dorsad on the end face of depression bar, the other end of the second spring is connected to the downside of the rectangular slab of slider plate.
3. the bending sizing die of band flange U-shaped part according to claim 1, it is characterized in that, described bullet apical organ bullet apical organ comprises the 3rd spring and plug screw, and fixed head is provided with up-small and down-big third through-hole, and die shoe is provided with fourth hole, third through-hole is communicated with fourth hole, described push rod is the T shape of handstand, and the upper end of push rod is connected to the downside of top board through third through-hole, and the 3rd spring is positioned at the lower end of push rod, plug screw is positioned at the lower end of the 3rd spring, and plug screw is fastened in fourth hole.
4. according to the bending sizing die of the band flange U-shaped part described in claim 1 or 2 or 3, it is characterized in that, the left and right sides of described top board upper side connects respectively an alignment pin.
5. according to the bending sizing die of the band flange U-shaped part described in claim 1 or 2 or 3, it is characterized in that, the upper side of described upper bolster connects a die shank.
CN201420506041.3U 2014-09-04 2014-09-04 The bending sizing die of band flange U-shaped part CN203992041U (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105537415A (en) * 2016-02-23 2016-05-04 南阳市鼎钢实业有限公司 Elbow molding blank and compression mold thereof
CN106270190A (en) * 2016-08-15 2017-01-04 隆昌山川精密焊管有限责任公司 Modular belt discharging ditch pressure side muscle mould on stop collar
CN106695329A (en) * 2016-12-06 2017-05-24 温州市力博电子有限公司 Multi-station belt synchronous assembly progressive die
CN107030197A (en) * 2016-12-23 2017-08-11 宁波鸿立光电科技股份有限公司 A kind of integrally formed mould of multiple flanging
CN108602103A (en) * 2016-01-21 2018-09-28 新日铁住金株式会社 Flange processing method and flanged edge processing device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108602103B (en) * 2016-01-21 2019-09-24 日本制铁株式会社 Flange processing method and flanged edge processing device
CN108602103A (en) * 2016-01-21 2018-09-28 新日铁住金株式会社 Flange processing method and flanged edge processing device
CN105537415A (en) * 2016-02-23 2016-05-04 南阳市鼎钢实业有限公司 Elbow molding blank and compression mold thereof
CN106270190B (en) * 2016-08-15 2018-05-25 隆昌山川精密焊管有限责任公司 Stop collar upper mold band discharging ditch pressure side muscle mold
CN106270190A (en) * 2016-08-15 2017-01-04 隆昌山川精密焊管有限责任公司 Modular belt discharging ditch pressure side muscle mould on stop collar
CN106695329A (en) * 2016-12-06 2017-05-24 温州市力博电子有限公司 Multi-station belt synchronous assembly progressive die
CN107030197A (en) * 2016-12-23 2017-08-11 宁波鸿立光电科技股份有限公司 A kind of integrally formed mould of multiple flanging
CN107030197B (en) * 2016-12-23 2019-01-22 宁波鸿立光电科技股份有限公司 A kind of integrally formed mold of multiple flanging

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141210

Termination date: 20150904

EXPY Termination of patent right or utility model