CN105710209B - Rocker body bending and forming side blow class progressive die - Google Patents
Rocker body bending and forming side blow class progressive die Download PDFInfo
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- CN105710209B CN105710209B CN201610281443.1A CN201610281443A CN105710209B CN 105710209 B CN105710209 B CN 105710209B CN 201610281443 A CN201610281443 A CN 201610281443A CN 105710209 B CN105710209 B CN 105710209B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/10—Combined ejecting and stripping-off devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses a kind of rocker body bending and forming side blow class progressive die, including it is arranged on bending and forming station and the bender of bending and forming is carried out to material strip, and is arranged on the side-stamping device after bending and forming station on sidewise punching station.At least two sets of the bender, carries out bending and forming in two steps or more than two steps.Side-stamping device is used to go out symmetrical side opening in the part blank side wall that material strip bending and forming goes out, including：Upper die and lower die, discharging structure and sidewise punching structure.The rocker body bending and forming side blow class progressive die of the present invention is formed due to bending and forming mould and sidewise punching module being combined, compared to existing by the way of the how secondary such part of mould single process, processing efficiency greatly improves, and disclosure satisfy that the demand of production in enormous quantities；Simultaneously human cost is substantially reduced, operator is lighter；In addition it also avoid workpiece blank and the trueness error brought moved between different station, therefore machining accuracy is higher, quality stability is also more preferable.
Description
Technical field
The present invention relates to mold design technical field, more particularly to a kind of bending and forming side blow class continuous stamping die.
Background technology
Progressive die is mould relatively advanced in production and processing at this stage, and how secondary die assembly is formed either simplex by it together
Sequence mould, so as to realize working procedures automated production, there is the advantages of crudy is good, and production efficiency is high, and operating personnel are few,
It is a general orientation of mold design development at this stage.Processing for bending and forming side blow class part not only needs to be bent into
Shape, it is also necessary to carry out sidewise punching twice or more than twice, complex process, current such product is typically added using casting technique
Work blank, then be processed by how secondary single die tool, using the above method usually there will be processing efficiency is low, product quality without
The defects of method ensures.
Rocker body as shown in Figure of description part Fig. 1 to 3, rocker body are current a few money situation of selling well vehicle engine interiors
The kernel component of power transmission, its making material are even more from the 16MnCr5 cold-rolled steel sheets that thickness is 2.5mm, rocker body zero
The overall length of part is 47.5 ± 0.5mm, and both sides surface profile is required within 0.7mm, the side opening 13 a diameter of 7.66 on two sides 11
± 0.02mm, the inner side of bulb 14 need to go out a diameter of 0.3mm circular hole 12.This just needs a set of punching of at least redeveloping in addition
Single die, specially the hole on side 11 and bulb 14 is punched, but one procedure of increase, cost of stamping will increase more
Add a lot, and efficiency is very low, product quality is not high.Further, since single die tool is mainly relied on manually in the range of mould
Carry out taking, putting work piece operations, thus serious potential safety hazard be present.
In consideration of it, how to design it is a can be automatically performed punching press, bending and forming, chamfering, the rocker body of sidewise punching folding
O ing side blow class progressive die, it has also become this area urgent problem to be solved.
The content of the invention
To overcome above mentioned problem, the invention provides a kind of bending and forming side blow class continuous stamping die, which solve existing
The part of bending and forming, sidewise punching is needed to use asking for how secondary mould single process as rocker body in technology
Topic, and, efficiency high low with production cost, the advantages of safety coefficient is high.
The technical solution adopted for the present invention to solve the technical problems is：A kind of rocker body bending and forming side blow class is grading
Mould, including be arranged on bending and forming station and the bender of bending and forming is carried out to material strip, and it is arranged on bending and forming
Side-stamping device after station on sidewise punching station.
At least two sets of the bender, carries out bending and forming in two steps or more than two steps.The side-stamping device,
For going out symmetrical side opening in the part blank side wall that goes out in material strip bending and forming, it includes：Upper die and lower die, discharging knot
Structure and sidewise punching structure.
Wherein, upper mould includes upper bolster, upper padding plate and the fixed plate fixed successively from top to bottom；Offered on the upper bolster
For disposing the first accommodating cavity of spring, it is correspondingly arranged on upper padding plate and fixed plate for disposing the second of push rod to accommodate sky
Chamber.
Lower mould includes die shoe, lower bolster and the concave template fixed successively from the bottom up；It is provided with and is used on the concave template
3rd accommodating cavity of floating block is installed, the 4th receiving for installing fore-set and stage clip is correspondingly arranged on lower bolster and die shoe
Cavity.
The discharging structure is made up of upper mould discharging structure and lower mould discharging structure.Upper mould discharging structure by spring, push rod,
Hanging plate, discharging cover plate and stripper composition.Wherein discharging cover plate and stripper are close to be fixed on below the fixed plate of mould；Spring
It is placed in the first accommodating cavity of upper bolster, push rod is placed in the second accommodating cavity and abutted against with spring；The push rod
Upper surface and the direct resilient contact of spring, thrust is provided when being moved along a straight line downwards for upper mould, while in the upward straight line fortune of upper mould
Discharging power is provided when dynamic, its lower surface is in contact with discharging cover plate when mould closes；Hanging plate upper end is fastened on fixed plate
In side wall, the stripper after opening is tangled and prevents from dropping by the lower hook of hanging plate, at the same mould open when push rod lower surface with unloading
0.5~1.0mm gap between material cover plate be present so that hanging plate is when mould is opened only by stripper and the gravity of discharging cover plate
Effect.Lower mould discharging structure includes floating block, fore-set and stage clip, wherein floating block be arranged in the 3rd accommodating cavity of concave template and with
The lower surface of material strip is in contact, and fore-set and stage clip are installed in the 4th accommodating cavity successively, fore-set between floating block and stage clip,
Stage clip provides power for the upward floating of floating block.
For sidewise punching structure between upper mould and lower mould, it includes locating piece and two sets of side blow units, the locating piece
It is fixed on lower mould, the side blow unit is respectively used to go out two symmetrical side openings of rocking arm body side surface and each process has calmly
Position block carries out precision positioning.The side blow unit includes：Wedge, sliding block, side blow punch-pin and side blow cavity plate.The wedge it is upper
End is fixed in the fixed plate of mould, and centre passes through discharging cover plate and stripper, and sliding block is embedded in the concave template of lower mould；Side blow
Punch-pin is embedded on sliding block, and side blow cavity plate is fixed in concave template, and the lower surface of side blow cavity plate connects with the lower bolster in lower mould
Touch.Sliding block is driven to do reciprocating linear motion in the horizontal direction by the inclined-plane of wedge, so as to complete the action of sidewise punching.
As a further improvement on the present invention, above-mentioned rocker body bending and forming side blow class progressive die also includes：Rush correcting hole
And fabrication hole station is rushed, angle station is washed upside down, rushes process-cut station, punching profile fabrication hole station, rushes all profile fabrication holes
Chamfering station, lateral shaping bending station, side apertures chamfering station, the pre-punched hole station of bulb, the small sircle hole side of bulb
To punching station, lateral shaping station and material strip product separation station.Wherein, rush correcting hole and rush fabrication hole station, wash upside down angle
Station, process-cut station, punching profile fabrication hole station and the chamfering station for rushing all profile fabrication holes are rushed, be set in sequence in
Before bending and forming station.Lateral shaping bending station is arranged between bending and forming station and sidewise punching station.Lateral aperture
Mouth chamfering station, the pre-punched hole station of bulb, the small sircle hole of bulb are laterally punched station and lateral shaping station and material strip product
Station is separated, is set in sequence in after sidewise punching station.Further, it is additionally provided between forming station above some
Individual idle station, the idle station are used for the intensity for improving mould parts.
The beneficial effect that the present invention invents is：
The rocker body bending and forming side blow of the present invention is formed due to bending and forming mould and sidewise punching module being combined
Class progressive die, compared to existing by the way of the how secondary such part of mould single process so that processing efficiency greatly improves,
It disclosure satisfy that the demand of production in enormous quantities；Simultaneously human cost is substantially reduced, operator is also lighter；Additionally avoid
Workpiece blank moves the trueness error brought between different station, therefore machining accuracy is higher, and quality stability is also more preferable.
Below with reference to drawings and examples, present invention invention is described in detail.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram 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 class product in the specific embodiment of the invention.
Fig. 5 is the knot of side-stamping device when rocker body bending and forming side blow class progressive die closes in the specific embodiment of the invention
Structure schematic diagram.
Fig. 6 is the office of side-stamping device when rocker body bending and forming side blow class progressive die closes in the specific embodiment of the invention
Portion's sectional view.
Fig. 7 is the knot of side-stamping device when rocker body bending and forming side blow class progressive die is opened in the specific embodiment of the invention
Structure schematic diagram.
Fig. 8 is the office of side-stamping device when rocker body bending and forming side blow class progressive die is opened in the specific embodiment of the invention
Portion's sectional view.
Embodiment
Embodiment,
As shown in figure 4, the rocker body bending and forming side blow class progressive die of present embodiment, when processing rocker body,
Whole processing process is divided into g1 to g27 totally 27 stations.Wherein, g1 stations is rush correcting hole and rush fabrication hole station；
G2 stations are to wash upside down angle station；G3 stations are to rush process-cut station；G4 stations are idle station；G5 stations are punching profile technique
Hole station；G6 stations are the chamfering station for rushing all profile fabrication holes；G7 stations are idle station；G8 stations are bending and forming work
Position；G9 stations are idle station；G10 stations are lateral shaping bending station；G11, g12 station are idle station；G13, g14 station is
Sidewise punching station；G15 stations are idle station；G16, g17 station are side apertures chamfering station；G18, g19 station are empty work
Position；G20 stations are the pre-punched hole station of bulb 14；G21 stations are idle station；G22 stations laterally rush for the small sircle hole of bulb 14
Cut out；G23 stations are idle station；G24, g25 station are the lateral shaping station of two sides 11；G26 stations are idle station；G27 works
Position separates station for material strip product.
Foregoing non-idle station is forming station (processing stations in other words), is set between forming station one or more empty
Station, main purpose is the intensity for improving mould parts, and provides enough spaces for the mould parts design of forming station
Position, while it is also convenient for replacing and the mold repair of mould consumable accessory.
As shown in figure 4, the rocker body bending and forming side blow class progressive die of the specific embodiment of the invention is according to feedstock direction
From front to back, including such as lower part：Correcting hole station is rushed, fabrication hole station, chamfering station is rushed, bending and forming station, is bent into
Shape shaping station, sidewise punching station, lateral chamfering station, material strip product separation station.
Rush correcting hole station and be arranged on g1 stations, for going out correcting hole on material strip, provided for each forming station of postorder
High accuracy positioning, while it is punched out some processes hole.Fabrication hole station is rushed respectively in g1, g3, g5 station, for being rushed on material strip
Go out other process-cut.Blank material chamfering is arranged on g2, g6 station, for being fallen to product blank shape and endoporus seamed edge
Angle, ensure all seamed edge Glabrous thorns of product.Material strip product separation station is arranged on g27 stations, for by material strip and product
Separation, while the waste material on material strip directly drops downwards.
Due to rush correcting hole and rush process-cut device, facing attachment, bender, bending and forming apparatus for shaping,
Lateral facing attachment, material strip product separator are conventional structure, are repeated no more herein.
Two sets of side-stamping devices are arranged on g13, g14 station.Specific in present embodiment, wherein a set of lateral punching
Side opening 13 in the one side of product blank；Side opening 13 on the corresponding lateral punching product another side of other set.Lateral punching twice
Cut out and be punched again after being positioned using high-precision correcting hole and locating piece, it is ensured that the symmetry of both sides face and coaxial
Degree.
The present invention innovative point except it is foregoing to whole processing technology in each operation arrangement in addition to, also reside in side blow fill
The design put, it is described in detail with reference to Fig. 5 to 8 pairs of side-stamping device.
The side-stamping device, for going out symmetrical circular hole in the part blank side wall that goes out in material strip bending and forming, its
Including：Upper mould 90, lower mould 91, discharging structure 93 and sidewise punching structure 92.
Wherein, upper mould 90 includes upper bolster 901, upper padding plate 902 and the fixed plate 903 fixed successively from top to bottom, three
It is close to be fixedly connected with the upper mould 90 of composition.The first accommodating cavity for disposing spring, upper padding plate are offered on the upper bolster 901
902 and fixed plate 903 on be correspondingly arranged on the second accommodating cavity for disposing push rod.Upper padding plate 902 need to select hardness higher
Material.Such a structure can simplify mould structure, and reduce the machining accuracy of upper mould 90, so as to reduce being processed into for mould
This.
Lower mould 91 includes die shoe 913, lower bolster 912 and the concave template 911 fixed successively from the bottom up, and three is close to solid
Surely lower mould 91 is connected and composed；The 3rd accommodating cavity for installing floating block is provided with the concave template 911, lower bolster 912 is with
The 4th accommodating cavity for installing fore-set and stage clip is correspondingly arranged on die holder 913.Said structure can facilitate side-stamping device
92 replacing and maintenance, and improve the support strength of the lower surface of side blow cavity plate 924.
Discharging structure 93 is arranged between mould 90 and lower mould 91, and it is by upper mould discharging structure and lower mould discharging structure group
Into.
Upper mould discharging structure is made up of spring 931, push rod 932, hanging plate 933, discharging cover plate 934 and stripper 935.Wherein
Discharging cover plate 934 and stripper 935 are close to the lower section of fixed plate 903 for being fixed on mould；Spring 931 is placed in upper bolster 901
In first accommodating cavity, push rod 932 is placed in the second accommodating cavity and abutted against with spring 931；The upper surface of the push rod 932
With 931 direct resilient contact of spring, thrust is provided when being moved along a straight line downwards for upper mould, while when upper mould moves along a straight line upwards
Discharging power is provided, its lower surface is in contact with discharging cover plate 934 when mould closes.The upper end of hanging plate 933 is fastened on fixed plate
In 903 side wall, the stripper 935 after opening is tangled and prevents from dropping by the lower hook of hanging plate 933, while push rod during mould opening
0.5~1.0mm gap between lower surface and discharging cover plate be present so that hanging plate is when mould is opened only by the He of stripper 935
The Action of Gravity Field of discharging cover plate 934.
Lower mould discharging structure includes floating block 936, fore-set 937 and stage clip 938, and wherein floating block 936 is arranged on concave template 911
It is in contact in 3rd accommodating cavity and with the lower surface of material strip, fore-set 937 and stage clip 938 are installed in the 4th accommodating cavity successively
In, for fore-set 937 between floating block 936 and stage clip 938, stage clip 938 provides power for the upward floating of floating block.
For sidewise punching structure 92 between upper mould 90 and lower mould 91, it includes locating piece (not shown) and two sets of sides
Unit is rushed, the locating piece is fixed on lower mould 91, and the side blow unit is respectively used to go out two symmetrical sides of rocking arm body side surface
Hole 13 and each process have locating piece progress precision positioning.The side blow unit includes：Wedge 921, sliding block 922, side blow are convex
Mould 923 and side blow cavity plate 924.The upper end of the wedge 921 is fixed in the fixed plate 903 of mould 90, and centre passes through discharging lid
Plate 934 and stripper 935, sliding block 922 are embedded in the concave template 911 of lower mould 91；Side blow punch-pin 923 is embedded on sliding block 922,
Side blow cavity plate 924 is fixed in concave template 911, and the lower surface of side blow cavity plate 924 is in contact with the lower bolster 912 in lower mould.
When the mold is closed, it is the overall linear downward motion of upper mould 90 first, when stripper 935 and material strip upper surface
And when moving along a straight line downwards, floating block 936 is moved along a straight line downwards simultaneously, and now fore-set 937 is moved along a straight line downwards, and stage clip 938 is pressed
Contracting.Continue to move downward with upper mould 90, when stripper 935 contacts with concave template 911, material strip is compacted, now stripper
935 stop motions, and upper mould 90 continues to move downward, and promotes sliding block 922 to drive side blow 923 side blows of punch-pin straight by wedge 921
Closed completely to mould, now discharging lid version 934 is close to fixed plate 903, and side blow punch-pin 923 also completes the action of side blow.
At the beginning of mold open, stripper 935 because by spring 931 press against without upwards linear motion, and wedge 921 with
Fixed plate 903 to move upwards, while wedge 921 moves along a straight line upwards, opposite direction of the wedge 921 with movable slider 922 to side blow
Motion, the side blow punch-pin 923 being embedded in sliding block 922 is extracted out from product, with continuing up for upper mould 90, discharging
Plate 935 is pulled and moved along a straight line upwards by hanging plate 933, and floating block 936 moves upwards in the presence of the power of stage clip 938, by material strip
On product from side blow cavity plate 924 emersion, when last stripper 935 separates with the upper mould of material strip, complete discharging, meanwhile, material
The product taken is by 926 complete emersion of floating block.This completes a complete working cycles.
It should be added that general blanking uses common stamping method, but present embodiment processing
Rocker body, its product appearance have very strict requirements, and the simple product machined using casting technique, outward appearance can not be complete
Reach requirement, and the product machined using present embodiment, surface Glabrous are pierced, and can reach good effect
Fruit.
The rocker body bending and forming side blow class progressive die of present embodiment, because of the particularity and complexity of structure, if
It is very big to count difficulty.But exploitation design mould is carried out according to easy single punch-die, at least needed for bending and forming and shaping
Four processes are completed；And sidewise punching and side apertures chamfering general technology at least need six processes to complete, material strip and product
Separation takes a process, but the mold design for cutting off excess waste is not to use general die parameters, structure also incomplete phase
Together.In summary, single punch-die is used, although a part of material can be saved, the rocker body bending with present embodiment
Shaping side blow class progressive die is compared, and cost of labor is far longer than the cost that material is lost more.Come according to one production capacity
Calculate, 14 processes will be completed by producing everyone using either simplex sequence, can only produce within one day 200 or so, and personnel repeat for a long time
Work can be dog-tired.And the production of this rocker body bending and forming side blow class progressive die is used, a people sees that machine can be produced easily daily
12000, so as to which production efficiency greatly improves so that cost of labor is greatly lowered.And can quickly produce in enormous quantities, from
And supply in time.If customer demand at daily more than 10000, is produced by either simplex sequence production model, though life can be realized
Production, but the process-cycle length of product, product quality and delivery date are all difficult to meet customer requirement.
Described above is only the preferred embodiment to invention, and not the scope of invention is defined, therefore is not departing from this
On the premise of invention design spirit, what those of ordinary skill in the art were done to construction, feature and principle of the present invention etc.
Effect change or decoration, all should fall within the scope of protection of the present invention.
Claims (5)
- A kind of 1. rocker body bending and forming side blow class progressive die, it is characterised in that：Including being arranged on bending and forming station to material strip The bender of bending and forming is carried out, and is arranged on the side blow dress after bending and forming station on sidewise punching station Put；At least two sets of the bender, carries out bending and forming in two steps or more than two steps；The side-stamping device, is used for Symmetrical side opening is gone out in the part blank side wall that material strip bending and forming goes out, it includes：Upper die and lower die, discharging structure and Sidewise punching structure；For the sidewise punching structure between upper mould and lower mould, it includes locating piece and two sets of side blow units；Institute State locating piece to be fixed on lower mould, the side blow unit includes：Wedge, sliding block, side blow punch-pin and side blow cavity plate, the upper end of wedge are consolidated It is scheduled on mould, sliding block is embedded in lower mould, and side blow punch-pin is embedded on sliding block, and side blow cavity plate is fixed on lower mould；By oblique The inclined-plane driving sliding block of wedge does reciprocating linear motion in the horizontal direction, so as to complete the action of sidewise punching；The upper mould includes upper bolster, upper padding plate and the fixed plate fixed successively from top to bottom；Offer and be used on the upper bolster The first accommodating cavity of spring is disposed, the second accommodating cavity for disposing push rod is correspondingly arranged on upper padding plate and fixed plate；The discharging structure is made up of upper mould discharging structure and lower mould discharging structure；Mould discharging structure is by spring, push rod, extension on this Plate, discharging cover plate and stripper composition, discharging cover plate and stripper are close to be fixed on below the fixed plate of mould；Spring is placed in In first accommodating cavity of upper bolster, push rod is placed in the second accommodating cavity and abutted against with spring；The upper surface of the push rod With the direct resilient contact of spring, thrust is provided when being moved along a straight line downwards for upper mould, while carry when upper mould moves along a straight line upwards For discharging power, its lower surface is in contact with discharging cover plate when mould closes；Hanging plate upper end is fastened in the side wall of fixed plate, Stripper after opening is tangled and prevents from dropping by the lower hook of hanging plate, while during mould opening between the lower surface of push rod and discharging cover plate In the presence of 0.5~1.0mm gap.
- 2. rocker body bending and forming side blow class progressive die as claimed in claim 1, it is characterised in that：The lower mould includes die shoe, lower bolster and the concave template fixed successively from the bottom up；It is provided with and is used on the concave template 3rd accommodating cavity of floating block is installed, the 4th receiving for installing fore-set and stage clip is correspondingly arranged on lower bolster and die shoe Cavity.
- 3. rocker body bending and forming side blow class progressive die as claimed in claim 2, it is characterised in that：The lower mould discharging structure includes floating block, fore-set and stage clip, and wherein floating block is arranged in the 3rd accommodating cavity of concave template And be in contact with the lower surface of material strip, fore-set and stage clip are installed in the 4th accommodating cavity successively, and fore-set is located at floating block and stage clip Between, stage clip provides power for the upward floating of floating block.
- 4. rocker body bending and forming side blow class progressive die as claimed in claim 1, it is characterised in that：The rocker body bending and forming Side blow class progressive die also includes several forming stations, and the forming station includes：Rush correcting hole and rush fabrication hole station, wash upside down angle Station, rush process-cut station, punching profile fabrication hole station, the chamfering station for rushing all profile fabrication holes, lateral shaping folding Curved station, side apertures chamfering station, the pre-punched hole station of bulb, the small sircle hole of bulb are laterally punched station, lateral shaping work Position separates station with material strip product；Wherein, rush correcting hole and rush fabrication hole station, wash upside down angle station, rush process-cut station, punching profile fabrication hole station Chamfering station with all profile fabrication holes are rushed, is set in sequence in before bending and forming station；Lateral shaping bending station is set Between bending and forming station and sidewise punching station；Side apertures chamfering station, the pre-punched hole station of bulb, the roundlet of bulb Hole is laterally punched station, lateral shaping station and material strip product separation station, is set in sequence in after sidewise punching station.
- 5. rocker body bending and forming side blow class progressive die as claimed in claim 4, it is characterised in that：Between the forming station also It is provided with several idle stations for being used to improve the intensity of mould parts.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610281443.1A CN105710209B (en) | 2016-04-29 | 2016-04-29 | Rocker body bending and forming side blow class progressive die |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610281443.1A CN105710209B (en) | 2016-04-29 | 2016-04-29 | Rocker body bending and forming side blow class progressive die |
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| CN105710209B true CN105710209B (en) | 2017-11-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109013909A (en) * | 2018-09-19 | 2018-12-18 | 上海晨昌精密模具有限公司 | A kind of hollow part pneumatics bending and molding class progressive die |
| CN110227761A (en) * | 2019-07-15 | 2019-09-13 | 上海晨昌精密模具有限公司 | A kind of grading mold device of large flange class |
| CN110434229A (en) * | 2019-08-30 | 2019-11-12 | 上海晨昌精密模具有限公司 | A kind of side blow method of conjugated body side blow class progressive die and conjugated body |
| CN111889568A (en) * | 2020-08-05 | 2020-11-06 | 上海李氏浩汽车零部件有限公司 | Automatic continuous mold for discharging upper connecting plate on outer side of seat back |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20100073286A (en) * | 2008-12-23 | 2010-07-01 | 조일공업주식회사 | Method of manufacturing hinge bracket assembly for rear seat used in vehicle by using progressive mold and bracket manufactured by the same |
| CN101733325A (en) * | 2009-12-10 | 2010-06-16 | 昌辉(上海)科技集团股份有限公司 | Side hole progressive die |
| CN201684835U (en) * | 2009-12-10 | 2010-12-29 | 昌辉(上海)科技集团股份有限公司 | Deep-drawing progressive die |
| CN101733327B (en) * | 2009-12-10 | 2012-04-18 | 上海晨昌精密模具有限公司 | Side hole cover progressive die |
| JP2012121034A (en) * | 2010-12-06 | 2012-06-28 | Nanbu Seisakusho:Kk | Partial heating and working device, and progressive die working system provided with the same |
| CN103600005B (en) * | 2013-10-09 | 2016-04-27 | 杭州新坐标科技股份有限公司 | A kind of processing molding method of rocker stand |
| CN205587517U (en) * | 2016-04-29 | 2016-09-21 | 上海晨昌精密模具有限公司 | Rocker body bends and takes shape side blow class and upgrade mould |
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