CN205587517U - Rocker body bends and takes shape side blow class and upgrade mould - Google Patents

Abstract

The utility model discloses a rocker body bends and takes shape side blow class and upgrade mould, bring capable bend shaping bend shaper at the shaping station of bending to the material including setting up to and set up at the side direction side blow device on the station that punches a hole that takes shape after the station of bending. The shaper of bending has two sets at least, and the branch is bent shapingly more than two steps or two steps. The side blow device is used for going out symmetrical side opening on the part blank lateral wall that it takes shape to bend is taken to the material, includes: go up mould, lower mould, unloading structure and the side direction structure of punching a hole. The forming block forms with side direction punching modules together owing to will bend the utility model discloses a rocker body bends and takes shape side blow class and upgrade mould compares in the current mode that adopts single this type of part of process of many paratypes utensil, and machining efficiency improves greatly, can satisfy mass production's demand, make human cost greatly reduced simultaneously, the operator is lighter, avoided the work piece blank to move the trueness error of bringing in addition between different stations, therefore the machining precision is higher, stability of quality is also better.

Description

Rocker body bending and forming side blow class progressive die

Technical field

This utility model relates to Design of Dies technical field, particularly relates to a kind of bending and forming side blow class continuous Stamping die.

Background technology

Progressive die is mould relatively advanced in present stage production and processing, and it is by many secondary die assemblies together Formation single die has, thus realizes working procedures automated production, has crudy good, produces effect Rate is high, the advantage that operator are few, is a general orientation of present stage Design of Dies development.For being bent into The processing of shape side blow class part not only needs to carry out bending and forming, in addition it is also necessary to carry out twice or more than twice Sidewise punching, complex process, this series products typically uses casting technique machining blanks at present, then by the most secondary Single die tool is processed, and working (machining) efficiency is low, product quality cannot to use said method usually there will be The defect ensured.

If Figure of description part Fig. 1 is to the rocker body shown in 3, rocker body is current a few money situation of selling well vehicle The kernel component of engine interior power transmission, it makes material and selects thickness to be 2.5mm's especially 16MnCr5 cold-rolled steel sheet, the overall length of rocker body part is 47.5 ± 0.5mm, two sides profile tolerance requirement Within 0.7mm, a diameter of 7.66 ± 0.02mm of side opening 13 on two sides 11, need punching inside bulb 14 Go out the circular hole 12 of a diameter of 0.3mm.This is accomplished by the single die of at least additionally a set of punching of redevelopment, Specially the hole on side 11 and bulb 14 is carried out stamping-out, but increase one procedure more, cost of stamping Will increase a lot, and efficiency is the lowest, product quality is the highest.Additionally, due to single die tool is mainly Rely on and manually in the range of mould, carry out taking, putting work piece operations, thus there is serious potential safety hazard.

A punching press, bending and forming, chamfering, sidewise punching can be automatically performed in consideration of it, how to design Rocker body bending and forming side blow class progressive die, it has also become this area problem demanding prompt solution.

Utility model content

For overcoming the problems referred to above, this utility model provides a kind of bending and forming side blow class continuous stamping die, Which solve prior art needs as rocker body bending and forming, the part of sidewise punching can only use The problem of many secondary mould single process, and it is low to have production cost, efficiency is high, high excellent of safety coefficient Point.

This utility model solves its technical problem and be the technical scheme is that a kind of rocker body bending and forming Side blow class progressive die, including be arranged on bending and forming station material strip is carried out bending and forming bending and forming dress Put, and the side-stamping device being arranged on after bending and forming station on sidewise punching station.

Described bender at least two sets, in two steps or two step bending and formings carried out above.Described Side-stamping device, for going out symmetrical side opening on the part blank sidewall that material strip bending and forming goes out, its Including: upper die and lower die, discharging structure and sidewise punching structure.

Wherein, upper mold includes upper bolster, upper padding plate and the fixed plate fixed the most successively；This upper mold Offer the first receiving cavity for disposing spring on seat, upper padding plate and fixed plate are correspondingly arranged useful In the second receiving cavity disposing push rod.

Lower mold includes die shoe, lower bolster and the concave template fixed the most successively；Set on this concave template It is equipped with the 3rd receiving cavity for installing floating block, lower bolster and die shoe are correspondingly arranged on for installing Fore-set and the 4th receiving cavity of stage clip.

Described discharging structure is made up of upper mold discharging structure and lower mold discharging structure.Upper mold discharging structure is by bullet Spring, push rod, link plate, discharging cover plate and stripper composition.Wherein discharging cover plate and stripper are close to fix Below the fixed plate of upper mold；Spring is placed in the first receiving cavity of upper bolster, and push rod is placed in the Two accommodate in cavity and abut against with spring；The upper surface of this push rod and the direct resilient contact of spring, for upper Thrust is provided when mould moves along a straight line downwards, discharging power is provided when upper mold upwards moves along a straight line simultaneously, Its lower surface contacts when mould closes with discharging cover plate；Link plate upper end is fastened on the sidewall of fixed plate, Stripper after the lower hook of link plate will be opened tangles and prevents from dropping, the lower surface of push rod when mould is opened simultaneously And there is the gap of 0.5～1.0mm between discharging cover plate so that link plate when mould is opened only by stripper Action of gravity with discharging cover plate.Lower mold discharging structure includes floating block, fore-set and stage clip, wherein floating block peace Being contained in the 3rd receiving cavity of concave template and contact with the lower surface of material strip, fore-set and stage clip fill successively Being located in the 4th receiving cavity, fore-set is between floating block and stage clip, and stage clip is that the upwards floating of floating block carries For power.

Sidewise punching structure is between upper mold and lower mold, and it includes locating piece and two set side blow unit, institute Stating locating piece to be fixed in lower mold, described side blow unit is respectively used to go out two symmetrical side of rocker body side Hole and each operation all have locating piece to carry out precision positioning.Described side blow unit includes: wedge, slide block, Side blow punch and side blow die.The upper end of described wedge is fixed in the fixed plate of upper mold, middle through unloading Material cover plate and stripper, slide block is embedded in the concave template of lower mold；Side blow punch is embedded on slide block, side Rushing die to be fixed in concave template, the lower surface of side blow die contacts with the lower bolster in lower mold.Pass through The inclined-plane of wedge drives slide block to do reciprocating linear motion in the horizontal direction, thus completes the dynamic of sidewise punching Make.

As further improvement of the utility model, above-mentioned rocker body bending and forming side blow class progressive die also wraps Include: rush correcting hole and rush fabrication hole station, wash upside down angle station, rush process-cut station, die-cut profile work Skill hole station, rush the chamfering station of all profile fabrication holes, lateral shape bending station, side apertures is fallen Angle station, the pre-punched hole station of bulb, the small sircle hole lateral stamping-out station of bulb, lateral shaping station and Material strip product separation station.Wherein, rush correcting hole and rush fabrication hole station, wash upside down angle station, rush technique Otch station, die-cut profile fabrication hole station and rush the chamfering station of all profile fabrication holes, order is arranged Before bending and forming station.The lateral bending station that shapes is arranged on bending and forming station and sidewise punching work Between Wei.Side apertures chamfering station, the pre-punched hole station of bulb, the small sircle hole lateral stamping-out work of bulb Position separates station with lateral shaping station with material strip product, after being set in sequence in sidewise punching station.More Further, being additionally provided with several idle stations between forming station above, this idle station is used for improving The intensity of mould parts.

The beneficial effects of the utility model are:

Owing to bending and forming mould to be formed together with sidewise punching die combination rocker body of the present utility model folding O ing side blow class progressive die, the mode of secondary mould single process this type of parts many compared to existing employing, Working (machining) efficiency is greatly improved, it is possible to meet the demand produced in enormous quantities；Make human cost big simultaneously Big reduction, operator is the lightest；Additionally avoid workpiece blank between different station, move band The trueness error come, therefore machining accuracy is higher, and quality stability is more preferable.

Below with reference to drawings and Examples, this utility model is described in detail.

Accompanying drawing explanation

Fig. 1 is the perspective view of rocker body.

Fig. 2 is the sectional view of rocker body.

Fig. 3 is the top view of rocker body.

Fig. 4 is the die stock layout figure of bending and forming side blow series products in this utility model detailed description of the invention.

When Fig. 5 is rocker body bending and forming side blow class progressive die Guan Bi in this utility model detailed description of the invention The structural representation of side-stamping device.

When Fig. 6 is rocker body bending and forming side blow class progressive die Guan Bi in this utility model detailed description of the invention The partial sectional view of side-stamping device.

When Fig. 7 is that in this utility model detailed description of the invention, rocker body bending and forming side blow class progressive die is opened The structural representation of side-stamping device.

When Fig. 8 is that in this utility model detailed description of the invention, rocker body bending and forming side blow class progressive die is opened The partial sectional view of side-stamping device.

Detailed description of the invention

Embodiment,

As shown in Figure 4, the rocker body bending and forming side blow class progressive die of this detailed description of the invention, in processing During rocker body, whole processing process is divided into g1 to g27 totally 27 stations.Wherein, g1 station For rushing correcting hole and rushing fabrication hole station；G2 station is for washing upside down angle station；G3 station is for rushing process-cut work Position；G4 station is idle station；G5 station is die-cut profile fabrication hole station；G6 station is for rushing all profiles The chamfering station of fabrication hole；G7 station is idle station；G8 station is bending and forming station；G9 station is empty Station；G10 station is lateral shaping bending station；G11, g12 station is idle station；G13, g14 work Position is sidewise punching station；G15 station is idle station；G16, g17 station is side apertures chamfering station； G18, g19 station is idle station；G20 station is the pre-punched hole station of bulb 14；G21 station is empty work Position；G22 station is the lateral stamping-out of small sircle hole of bulb 14；G23 station is idle station；G24, g25 work Position is the lateral shaping station of two sides 11；G26 station is idle station；G27 station is that material strip product divides From station.

Aforementioned non-idle station is forming station (processing stations in other words), arranges one between forming station Individual or multiple idle stations, main purpose is to improve the intensity of mould parts, and is the mould of forming station Element Design provides enough locus, is also convenient for replacing and the mold repair of mould consumable accessory simultaneously.

As shown in Figure 4, the rocker body bending and forming side blow class progressive die of this utility model detailed description of the invention According to feedstock direction from front to back, including such as lower part: rush correcting hole station, rush fabrication hole station, fall Angle station, bending and forming station, bending and forming shaping station, sidewise punching station, lateral chamfering station, Material strip product separation station.

Rush correcting hole station and be arranged on g1 station, for going out correcting hole on material strip, respectively shape for postorder Station provides hi-Fix, is punched out some processes hole simultaneously.Rush fabrication hole station respectively g1, g3, G5 station, for going out other process-cut on material strip.Blank material chamfering is arranged on g2, g6 station, For product blank shape and endoporus seamed edge are carried out chamfering, it is ensured that product all seamed edges Glabrous stings. Material strip product separation station is arranged on g27 station, for being separated with product by material strip, simultaneously on material strip Waste material the most directly drops.

Owing to rushing correcting hole and rushing process-cut device, facing attachment, bender, bending and forming Apparatus for shaping, lateral facing attachment, material strip product segregation apparatus are conventional structure, repeat no more herein.

Two set side-stamping devices are arranged on g13, g14 station.Specific in this detailed description of the invention, Qi Zhongyi Overlap the side opening 13 in the one side of lateral stamping-out product blank；The corresponding lateral stamping-out product another side of other set On side opening 13.Twice lateral stamping-out all uses high-precision correcting hole and locating piece to enter after positioning again Row stamping-out, it is ensured that the symmetry of both sides face and axiality.

Innovative point of the present utility model except aforementioned to whole processing technique in each operation arrangement in addition to, also It is the design to side-stamping device, is described in detail below in conjunction with Fig. 5 to 8 pair of side-stamping device.

Described side-stamping device, symmetrical for going out on the part blank sidewall that material strip bending and forming goes out Circular hole, comprising: upper mold 90, lower mold 91, discharging structure 93 and sidewise punching structure 92.

Wherein, upper mold 90 includes the upper bolster 901 fixed the most successively, upper padding plate 902 and fixes Plate 903, three is close to fixing connect and compose upper mold 90.Offer for disposing bullet on this upper bolster 901 First receiving cavity of spring, upper padding plate 902 and fixed plate 903 are correspondingly arranged on for disposing push rod Second accommodates cavity.Upper padding plate 902 need to select the material that hardness is higher.This kind of structure can simplify mould Structure, and reduce the machining accuracy of upper mold 90, thus reduce the processing cost of mould.

Lower mold 91 includes die shoe 913, lower bolster 912 and the concave template 911 fixed the most successively, Three is close to fixing connect and compose lower mold 91；Be provided with on this concave template 911 for floating block is installed the 3rd Accommodate cavity, lower bolster 912 and die shoe 913 are correspondingly arranged on for fore-set and stage clip are installed the Four accommodate cavity.Said structure can facilitate replacing and the maintenance of side-stamping device 92, and it is recessed to improve side blow The support strength of mould 924 lower surface.

Discharging structure 93 is arranged between upper mold 90 and lower mold 91, and it is unloaded by upper mold discharging structure and lower mold Material structure composition.

Upper mold discharging structure is by spring 931, push rod 932, link plate 933, discharging cover plate 934 and stripper 935 compositions.Wherein discharging cover plate 934 and stripper 935 are close to be fixed on below the fixed plate 903 of upper mold； Spring 931 is placed in the first receiving cavity of upper bolster 901, and it is empty that push rod 932 is placed in the second receiving Abut against in chamber and with spring 931；The upper surface of this push rod 932 and the direct resilient contact of spring 931, Thrust is provided when moving along a straight line downwards for upper mold, provides when upper mold upwards moves along a straight line discharging to move simultaneously Power, its lower surface contacts when mould closes with discharging cover plate 934.Link plate 933 upper end is fastened on solid Determining on the sidewall of plate 903, the stripper 935 after the lower hook of link plate 933 will be opened tangles and prevents from dropping, The gap of 0.5～1.0mm is there is between the lower surface of push rod and discharging cover plate so that hang when mould is opened simultaneously Plate when mould is opened only by stripper 935 and the action of gravity of discharging cover plate 934.

Lower mold discharging structure includes floating block 936, fore-set 937 and stage clip 938, and wherein floating block 936 is arranged on Contact in 3rd receiving cavity of concave template 911 and with the lower surface of material strip, fore-set 937 and stage clip 938 Be installed in successively the 4th receiving cavity in, fore-set 937 between floating block 936 and stage clip 938, stage clip The upwards floating that 938 is floating block provides power.

Sidewise punching structure 92 is between upper mold 90 and lower mold 91, and it includes that locating piece (does not shows in figure Go out) and two set side blow unit, described locating piece is fixed in lower mold 91, and described side blow unit is respectively used to Two symmetrical side openings 13 and each operation of going out rocker body side all have locating piece to carry out precision positioning.Institute State side blow unit to include: wedge 921, slide block 922, side blow punch 923 and side blow die 924.Described The upper end of wedge 921 is fixed in the fixed plate 903 of upper mold 90, and centre is through discharging cover plate 934 and unloads Flitch 935, slide block 922 is embedded in the concave template 911 of lower mold 91；Side blow punch 923 is embedded in cunning On block 922, side blow die 924 is fixed in concave template 911, the lower surface of side blow die 924 with under Lower bolster 912 in mould contacts.

When the mold is closed, first it is the overall linear downward motion of upper mold 90, when stripper 935 and material strip Upper surface when moving along a straight line downwards, floating block 936 linear motion, now fore-set 937 downwards Linear motion downwards, stage clip 938 is compressed.Along with upper mold 90 continue move downward, stripper 935 When contacting with concave template 911, material strip is compacted, now stripper 935 stop motion, and upper mold 90 continues Continue and move downward, promote slide block 922 to drive side blow punch 923 side blow until mould is complete by wedge 921 Complete closure, now discharging lid version 934 is close to fixed plate 903, and side blow punch 923 also completes side blow Action.

At the beginning of mold open, stripper 935 the most upwards moves along a straight line because being press against by spring 931, And wedge 921 moves upward along with fixed plate 903, wedge 921 upwards moves along a straight line simultaneously, wedge 921 With opposite direction from movable slider 922 to side blow move, the side blow punch 923 being embedded in slide block 922 by from In product extract out, along with continuing up of upper mold 90, stripper 935 pulled by link plate 933 and to On move along a straight line, floating block 936 moves upward under the effect of stage clip 938 power, by the product on material strip Emersion from side blow die 924, when last stripper 935 separates with the upper mold of material strip, completes discharging, Meanwhile, the product on material strip is by the complete emersion of floating block 926.This completes a complete job to follow Ring.

It should be added that, general blanking employing common stamping method, but this specific embodiment party The rocker body of formula processing, its product appearance has very strict requirements, and simple employing casting technique processes The product become, outward appearance can not be fully achieved requirement, and uses the product that this detailed description of the invention machines, Smooth surface impulse-free robustness, can reach good effect.

The rocker body bending and forming side blow class progressive die of this detailed description of the invention, because the particularity of structure is with multiple Polygamy, design difficulty is the biggest.But, develop design mould according to easy single punch-die, for Bending and forming and shaping at least need four operations to complete；And sidewise punching and the general work of side apertures chamfering Six operations of the minimum needs of skill complete, and material strip separates with product and takies an operation, but excision excess waste Design of Dies be not use general die parameters, structure is the most incomplete same.In sum, list is used Punch die, although can save a part of material, but with the rocker body bending and forming side of this detailed description of the invention Rushing class progressive die to compare, cost of labor is far longer than the cost that material is lost more.According to single production Ability calculates, and uses either simplex sequence to produce everyone and to complete 14 operations, within one day, can only produce 200 left sides The right side, and the long-time duplication of labour of personnel can be dog-tired.And use this rocker body bending and forming side blow class level Progressive die produces, and a people sees that machine can easily produce 12000 every day, thus production efficiency is greatly improved, and makes Obtain cost of labor to be greatly lowered.And can quickly produce in enormous quantities, thus supply in time.If client Demand, every day more than 10000, is produced by either simplex sequence production model, though being capable of producing, but The process-cycle of product is long, is all difficult at product quality and date of delivery meet customer requirement.

The above is only the preferred embodiment to utility model, not limits the scope of utility model Fixed, therefore on the premise of without departing from this utility model design spirit, those of ordinary skill in the art are to this reality The equivalence change done by novel described structure, feature and principle or decoration, all should fall into this practicality new In the protection domain of type.

Claims (7)

1. a rocker body bending and forming side blow class progressive die, it is characterised in that: include being arranged on bending and forming station and material strip is carried out the bender of bending and forming, and the side-stamping device being arranged on after bending and forming station on sidewise punching station；

Described bender at least two sets, in two steps or two step bending and formings carried out above；

Described side-stamping device, for going out symmetrical side opening on the part blank sidewall that material strip bending and forming goes out, comprising: upper die and lower die, discharging structure and sidewise punching structure；

Described sidewise punching structure is between upper mold and lower mold, and it includes locating piece and two set side blow unit；Described locating piece is fixed in lower mold, and this side blow unit includes: wedge, slide block, side blow punch and side blow die, and the upper end of wedge is fixed in upper mold, and slide block is embedded in lower mold, and side blow punch is embedded on slide block, and side blow die is fixed in lower mold；Drive slide block to do reciprocating linear motion in the horizontal direction by the inclined-plane of wedge, thus complete the action of sidewise punching.

2. rocker body bending and forming side blow class progressive die as claimed in claim 1, it is characterised in that: described upper mold includes upper bolster, upper padding plate and the fixed plate fixed the most successively；Offer the first receiving cavity for disposing spring on this upper bolster, upper padding plate and fixed plate are correspondingly arranged on the second receiving cavity for disposing push rod.

3. rocker body bending and forming side blow class progressive die as claimed in claim 1 or 2, it is characterised in that: described lower mold includes die shoe, lower bolster and the concave template fixed the most successively；It is provided with the 3rd receiving cavity for installing floating block on this concave template, lower bolster and die shoe are correspondingly arranged on the 4th receiving cavity for installing fore-set and stage clip.

4. rocker body bending and forming side blow class progressive die as claimed in claim 3, it is characterised in that: described discharging structure is made up of upper mold discharging structure and lower mold discharging structure；This upper mold discharging structure is made up of spring, push rod, link plate, discharging cover plate and stripper, and discharging cover plate and stripper are close to be fixed on below the fixed plate of upper mold；Spring is placed in the first receiving cavity of upper bolster, and push rod is placed in the second receiving cavity and abuts against with spring；The upper surface of this push rod and the direct resilient contact of spring, provide thrust, provide discharging power simultaneously when upper mold upwards moves along a straight line when moving along a straight line downwards for upper mold, its lower surface contacts when mould closes with discharging cover plate；Link plate upper end is fastened on the sidewall of fixed plate, and the stripper after the lower hook of link plate will be opened tangles and prevents from dropping, and there is the gap of 0.5～1.0mm when mould is opened simultaneously between the lower surface of push rod and discharging cover plate.

5. rocker body bending and forming side blow class progressive die as claimed in claim 4, it is characterized in that: described lower mold discharging structure includes floating block, fore-set and stage clip, contact during wherein floating block is arranged on the 3rd receiving cavity of concave template and with the lower surface of material strip, fore-set and stage clip are installed in the 4th receiving cavity successively, fore-set is between floating block and stage clip, and the upwards floating that stage clip is floating block provides power.

6. rocker body bending and forming side blow class progressive die as claimed in claim 1; it is characterized in that: described rocker body bending and forming side blow class progressive die also includes several forming stations, and this forming station includes: rush correcting hole and rush fabrication hole station, wash upside down angle station, rush process-cut station, die-cut profile fabrication hole station, rush the chamfering station of all profile fabrication holes, lateral shape bending station, side apertures chamfering station, the pre-punched hole station of bulb, the small sircle hole lateral stamping-out station of bulb, lateral shaping station separate station with material strip product；

Wherein, rush correcting hole and rush fabrication hole station, wash upside down angle station, rush process-cut station, die-cut profile fabrication hole station and rush the chamfering station of all profile fabrication holes, before being set in sequence in bending and forming station；The lateral bending station that shapes is arranged between bending and forming station and sidewise punching station；Side apertures chamfering station, the pre-punched hole station of bulb, the small sircle hole lateral stamping-out station of bulb, lateral shaping station separate station with material strip product, after being set in sequence in sidewise punching station.

7. rocker body bending and forming side blow class progressive die as claimed in claim 6, it is characterised in that: it is additionally provided with the idle station of several intensity for improving mould parts between described forming station.