CN204747275U - Metal forming mould structure - Google Patents

Metal forming mould structure Download PDF

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Publication number
CN204747275U
CN204747275U CN201520480496.7U CN201520480496U CN204747275U CN 204747275 U CN204747275 U CN 204747275U CN 201520480496 U CN201520480496 U CN 201520480496U CN 204747275 U CN204747275 U CN 204747275U
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CN
China
Prior art keywords
blank holder
pressing core
bolster
plate
stamping forming
Prior art date
Application number
CN201520480496.7U
Other languages
Chinese (zh)
Inventor
何鹏申
陈世涛
李昂
徐肖
Original Assignee
安徽江淮汽车股份有限公司
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 安徽江淮汽车股份有限公司 filed Critical 安徽江淮汽车股份有限公司
Priority to CN201520480496.7U priority Critical patent/CN204747275U/en
Application granted granted Critical
Publication of CN204747275U publication Critical patent/CN204747275U/en

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Abstract

The utility model discloses a metal forming mould structure, including upper die base, die holder, pressure material core, and install blank holder on the die holder with install the terrace die in the blank holder, pressure material the core is gliding installs in the upper die base, press the material core and expect the core body including pressing, and establish press the mounting panel at material core body top, the mounting panel bottom is fixed with elasticity and presses the material subassembly, elasticity presses material subassembly one end vertical fixation to be in on pressing the flitch, the other end contacts with the upper die base. During metal forming, pressing the material subassembly to compress tightly once more the process piece through elasticity, playing inside and suppress the effect of taking shape, make forming process material stream more stable, it is stable to guarantee to take shape, improves the shaping quality of finished piece, promotes product appearance simultaneously.

Description

A kind of stamping forming die lamps structure
Technical field
The utility model belongs to the stamping field of stamping parts, is specifically related to a kind of stamping forming die lamps structure.
Background technology
In vehicle complete vehicle exploitation, the market cycle of covering particularly outer covering piece is the shortest, changes the most frequent.Because automobile panel profile is complicated, size is comparatively large, and the features such as required precision is high, and appearance requirement is strict, existing covering adopts drawing or shaping to realize the punching of covering profile mostly.
Motion and the product shaping pressure-plate-force of existing drawing die blank holder mainly rely on lathe push rod to provide power and pressure, then complete shaping by punch, and shape stability is good, but stock utilization is low, and Partial Feature cannot fully be shaped because the strength of materials is higher.Due to upper bolster die face and the punching press of material pressing core end face complete time, patrix die face and punch face level compress, therefore, after causing final pressing mold, cannot guarantee that upper bolster contacts with plate closely, cause punch-die forming process to only have retainer core to the easy shaped region binder in inside, therefore shape stability is poor, cannot ensure forming quality.
Utility model content
The purpose of this utility model is to provide a kind of stamping forming die lamps structure, to solving the above-mentioned problems in the prior art.
To achieve these goals, the utility model provides a kind of stamping forming die lamps structure, comprises upper bolster, die shoe, material pressing core, and is arranged on blank holder on described die shoe and is arranged on the punch in blank holder; What described material pressing core slided is arranged in described upper bolster; Described material pressing core comprises material pressing core body, and is located at the installing plate of described material pressing core bodies top, is fixed with elastic material assembly bottom described installing plate, and described elastic material assembly one end is vertically fixed on described holding pad, and the other end contacts with upper bolster.
Preferably, described material pressing core both sides are provided with slide plate, are provided with chute in described upper bolster, and described chute bottom is also provided with a upper bolster limiting plate, and described upper bolster limiting plate is fixed on upper bolster.
Preferably, described installing plate is fixed on material pressing core body by breaker bolt, is also provided with multiple material pressing core back-up block between described installing plate and material pressing core body.
Preferably, also comprise the safety travel caging bolt be located on blank holder, described safety travel caging bolt is inverted to be connected with blank holder through after lower mold body, and described safety travel caging bolt head is apart from lower mold body working face predeterminable range.
Preferably, the dual-side of described blank holder is horizontally outward extended with guide plate respectively, and on described die shoe, correspondence is provided with the guide plate chute matched with described guide plate.
Preferably, multiple blank holder back-up block is provided with between described blank holder bottom and described die shoe bottom surface.
Preferably, described blank holder is provided with groove, and upper bolster corresponding position is provided with protruding bead, and described groove and described bead match, and controls forming process stream.
Preferably, multiple balance weight is also provided with on described blank holder top.
Preferably, before and after described lower mold body, both sides are provided with protective plate, and the left and right sides is provided with upper and lower die holder connecting plate.
Preferably, the boom hoisting be located at respectively on front side of die shoe on two base angles and rear side two base angle is also comprised.
Effect of the present utility model is: the utility model is by arranging the material pressing core and elastic material assembly that are slidably installed, when stamping, by elastic material assembly, process part processing inside is compressed again, play inside and suppress shaping effect, make forming process stream more stable, ensure form stable, improve product forming quality, simultaneously a kind of automobile coverage forming technique of improving product exterior quality and mould.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the utility model, for those of ordinary skill in the art, other accompanying drawing can also be obtained according to these accompanying drawings.
A kind of press forming die shaft side figure that Fig. 1 provides for the utility model embodiment;
The counterdie axonometric drawing that Fig. 2 provides for the utility model;
Fig. 3 is press forming die top view;
Fig. 4 is material pressing core top view;
Fig. 5 is material pressing core axonometric drawing;
Partial sectional view when Fig. 6 is punch and the material pressing core punching press of press forming die;
Fig. 7 is the overall sectional view of press forming die
In the present embodiment figure:
Safety travel is spacing
210-4 material pressing core body
Bolt
3 protective plate 10-6 material pressing core back-up blocks
4 blank holder 10-7 upper bolster limiting plates
5 transport connecting plate 11 pins
6 guide plate 12 balance weights
7 die shoe 13 boom hoistings
8 upper bolster 14 positioners
9 breaker bolt 15 alignment pins
10 material pressing core device 16 punch
10-1 slide plate 17 blank holder back-up block
10-2 elastic material assembly 19 bead
10-3 installing plate
Detailed description of the invention
In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with accompanying drawing, the utility model is further detailed.
As shown in figs. 1-7, be a kind of stamping forming die lamps structure that the utility model provides, wherein, comprise upper bolster 8, die shoe 7, material pressing core, and be arranged on the blank holder 4 on described die shoe 7, and be arranged on the punch in blank holder 4; What described material pressing core slided is arranged in described upper bolster 8; Described material pressing core comprises material pressing core body 10-4, and is located at the installing plate 10-3 at described material pressing core body 10-4 top, and preferred installing plate 10-3 is fixed on material pressing core body 10-4 by breaker bolt 9 and pin 11; Wherein, be fixed with elastic material assembly 10-2 bottom installing plate, described elastic material assembly 10-2 one end is vertically fixed on described holding pad, and the other end contacts with upper bolster 8, concrete upper bolster 8 inside can be provided with a boss extended internally, and contacts bottom elastic material assembly 10-2 with boss.Wherein, punch 16 is arranged on (also can adopt integral type, being shaped by different materials needs) on die shoe 7 by bolt, and its top is provided with alignment pin 15, be threaded connection and be fixed on die shoe 7, this alignment pin 15 can ensure that blank horizontal direction is located.Punch 16 is provided with CH assembly, and for the mode transfer stage, front and back sequence is located.In the present embodiment, elastic material assembly 10-2 is nitrogen spring, except this also can adopt compression spring, and hydraulic spring grease cup etc.
The utility model is by arranging the material pressing core and elastic material assembly 10-2 that are slidably installed, when stamping, by elastic material assembly 10-2, process part processing inside is compressed again, play inside and suppress effect, make forming process stream more stable, ensure form stable, improve product forming quality, simultaneously a kind of automobile coverage forming technique of improving product exterior quality and mould.
In the present embodiment, be provided with slide plate 10-1 in material pressing core both sides, in upper bolster 8, be provided with corresponding chute, described chute bottom is also provided with upper bolster 8 limiting plate, described upper bolster 8 limiting plate is fixed on upper bolster, and wherein, upper bolster limiting plate 10-7 plays the effect of location material pressing core.The present embodiment middle slide plate 10-1 is T-shaped slide plate, is located at material pressing core both sides respectively, certainly also can select other forms etc. such as rectangle slide plate.Wherein, upper bolster limiting plate 10-7 is the clamp of a projection, is located at bottom chute, and when material pressing core contacts with stamping parts, slide plate just in time contacts with upper bolster 8 limiting plate.Wherein, installing plate 10-3 is fixed on material pressing core body by breaker bolt and pin 11; Due to breaker bolt 9 fastening after, certain gap may be there is between material pressing core body and installing plate 10-3, therefore, multiple material pressing core back-up block 10-6 is provided with between installing plate 10-3 and material pressing core body, combinationally used by bolt and binder block, the clearance issues that may occur when effectively prevent single employing bolt.
In order to avoid arranging mistake because of lathe lift rod stroke, blank holder 4 top being flown, causes potential safety hazard; Blank holder is provided with safety travel caging bolt 2, and described safety travel caging bolt 2 is inverted to be connected with blank holder through after lower mold body, and described safety travel caging bolt 2 head is apart from lower mold body working face predeterminable range.Wherein, the safe spacing distance of safety travel caging bolt 2 is (impulse stroke+20mm safe dose of blank holder).Also be provided with safety guard before and after die shoe, be bolted on lower mold body, whole protective plate 3 pairs of push rod working regions are protected, and avoid, because lathe push rod power causes greatly annex top to split splashing, causing potential safety hazard.
Convenient in order to make upper bolster, die shoe lift by crane, before and after upper bolster and die shoe, corner, bottom is provided with the lifting rod 13 for lifting by crane and overturning, and lifting rod 13 is by burying the casting of people's formula, and wherein, lifting rod also can adopt hanger to replace.
Further, blank holder 4 is placed on die shoe 7, is used for retainer and binder by top rod driving; Blank holder 4 is provided with location-plate 14, and for stamping parts horizontal direction to location, in the present embodiment, location-plate is four, is arranged on blank holder surrounding, when reality uses, and can according to actual conditions increase and decrease and arrangement; Blank holder 4 is also provided with balance weight 12, for equilibrium pressure flange pressure-plate-force, requires along border uniform;
In order to more convenient up and down, the transport of die holder and operation, avoid transportation to connect upper and lower mould transportation and to stop because transport vehicle is anxious or inertia causes mould to collect together, cause mould to damage and potential safety hazard.Die shoe is provided with transport connecting plate 5, and upper and lower die holder is connected with bolt by transport connecting plate 5; Upper and lower die holder is also provided with the boom hoisting 13 for lifting by crane and overturning, boom hoisting is lifting rod, and by burying the casting of people's formula, be generally located at two side bottom corner places before and after upper and lower die holder, wherein, boom hoisting can be hanger.
Upper bolster 8 binder surface is provided with bead 19 (convex feature), coordinate blank holder 4 upper groove (recessed feature) for controlling forming process stream speed, namely, when binder, bead 19 pressure makes plate be introduced into groove, controls stream speed thus.
Further, the dual-side of described blank holder is horizontally outward extended with guide plate 6 respectively, and on described die shoe, correspondence is provided with the guide plate chute matched with described guide plate 6.Realize blank holder 4 motion process guidance quality.It should be noted that, upper bolster and blank holder coordinate equally also can adopt guide plate and chute form, and namely upper bolster 8 two ends are to downward-extension guide plate, and blank holder corresponding position is provided with chute.
It should be noted that, between blank holder 4 bottom and die shoe 7, be also provided with multiple blank holder back-up block 17, play the effect of blank holder rigid limit.Preferred, blank holder is also provided with multiple positioner 14, and in the present embodiment, positioner 14 is protruding location-plate, by location-plate, horizontal direction is located, such that plate is smooth to be placed on blank holder, and positioner 14 also can adopt as forms such as pins.
Specific works process: by lathe push rod by blank holder 4 jack-up (requirement exceeds punch peak 10-15mm) → by artificial or manipulator, stock is placed on location (positioner 14 and alignment pin 15) blank holder 4 on → upper bolster 8 is descending with material pressing core device 10, being located at the slide plate 10-1 on material pressing core body 10-4 and the limiting plate 10-7 on upper bolster 8 when the material pressing core body 10-4 of material pressing core device 10 does not contact blank pastes dead, whole material pressing core device 10 acts on limiting plate 10-7, when material pressing core body 10-4 starts to contact blank, limiting plate 10-7 is separated with material pressing core slide plate 10-1, when material pressing core device 10 completes the precompressed of stock interior zone by elastic material assembly 10-2, upper bolster 8 continues descending, binder surface on upper bolster 8 starts to compress with binder surface on blank holder 4, then punch 16 is shaped and starts, at the end of shaping, on material pressing core, elastic material assembly 10-2 is compressed, process part processing is compressed by elastomeric spring again thus, ensure shaping adequacy, except suppressing except shaping by material pressing core device 10, be respectively equipped with material pressing core back-up block 10-6 and blank holder back-up block 17 to upper die and lower die (to be shaped and to terminate material pressing core back-up block 10-6 and material pressing core pastes dead, blank holder back-up block 17 and blank holder paste dead), stock utilization can be effectively solved low by above measure, be shaped a difficult problem that is unstable and that cannot be shaped because of strength of materials higher part point feature.In addition, this kind of structure also can improve binder effect, improves product forming quality, simultaneously a kind of automobile coverage forming technique of improving product exterior quality and mould.
Mode above only by illustrating describes some one exemplary embodiment of the present utility model, undoubtedly, for those of ordinary skill in the art, when not departing from spirit and scope of the present utility model, can revise described embodiment by various different mode.Therefore, above-mentioned accompanying drawing is illustrative with being described in essence, should not be construed as the restriction to the utility model claims.

Claims (10)

1. a stamping forming die lamps structure, is characterized in that: comprise upper bolster, die shoe, material pressing core, and is arranged on blank holder on described die shoe and is arranged on the punch in blank holder;
What described material pressing core slided is arranged in described upper bolster;
Described material pressing core comprises material pressing core body, and is located at the installing plate of described material pressing core bodies top, is fixed with elastic material assembly bottom described installing plate, and described elastic material assembly one end is vertically fixed on described holding pad, and the other end contacts with upper bolster.
2. stamping forming die lamps structure as claimed in claim 1, it is characterized in that: described material pressing core both sides are provided with slide plate, are provided with chute in described upper bolster, described chute bottom is also provided with a upper bolster limiting plate, and described upper bolster limiting plate is fixed on upper bolster.
3. stamping forming die lamps structure as claimed in claim 2, it is characterized in that, described installing plate is fixed on material pressing core body by breaker bolt, is also provided with multiple material pressing core back-up block between described installing plate and material pressing core body.
4. stamping forming die lamps structure as claimed in claim 1, it is characterized in that, also comprise the safety travel caging bolt be located on blank holder, described safety travel caging bolt is inverted to be connected with blank holder through after lower mold body, and described safety travel caging bolt head is apart from lower mold body working face predeterminable range.
5. stamping forming die lamps structure as claimed in claim 4, is characterized in that: the dual-side of described blank holder is horizontally outward extended with guide plate respectively, and on described die shoe, correspondence is provided with the guide plate chute matched with described guide plate.
6. stamping forming die lamps structure as claimed in claim 5, is characterized in that: be provided with multiple blank holder back-up block between described blank holder bottom and described die shoe bottom surface.
7. stamping forming die lamps structure as claimed in claim 1, is characterized in that: described blank holder is provided with groove, and upper bolster corresponding position is provided with protruding bead, and described groove and described bead match.
8. stamping forming die lamps structure as claimed in claim 1, is characterized in that: be also provided with multiple balance weight on described blank holder top.
9. the stamping forming die lamps structure as described in any one of claim 1-8, is characterized in that: before and after described lower mold body, both sides are provided with protective plate, and the left and right sides is respectively equipped with upper and lower die holder connecting plate.
10. stamping forming die lamps structure as claimed in claim 9, is characterized in that: also comprise the boom hoisting be located at respectively on front side of die shoe on two base angles and rear side two base angle.
CN201520480496.7U 2015-07-03 2015-07-03 Metal forming mould structure CN204747275U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520480496.7U CN204747275U (en) 2015-07-03 2015-07-03 Metal forming mould structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520480496.7U CN204747275U (en) 2015-07-03 2015-07-03 Metal forming mould structure

Publications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104923669A (en) * 2015-07-03 2015-09-23 安徽江淮汽车股份有限公司 Punching forming die structure
CN105344819A (en) * 2015-11-27 2016-02-24 沈阳飞机工业(集团)有限公司 Isothermal forming die of large-curvature titanium alloy covering part and forming method of isothermal forming die
CN106238581A (en) * 2016-08-31 2016-12-21 北汽福田汽车股份有限公司 A kind of drawing die and the drawing method of drawn component

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104923669A (en) * 2015-07-03 2015-09-23 安徽江淮汽车股份有限公司 Punching forming die structure
CN105344819A (en) * 2015-11-27 2016-02-24 沈阳飞机工业(集团)有限公司 Isothermal forming die of large-curvature titanium alloy covering part and forming method of isothermal forming die
CN105344819B (en) * 2015-11-27 2017-11-28 沈阳飞机工业(集团)有限公司 The isothermal forming mould and its manufacturing process of deep camber titanium alloy covering part
CN106238581A (en) * 2016-08-31 2016-12-21 北汽福田汽车股份有限公司 A kind of drawing die and the drawing method of drawn component

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GR01 Patent grant
C14 Grant of patent or utility model
CP01 Change in the name or title of a patent holder

Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd

Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Patentee before: Anhui Jianghuai Automobile Co., Ltd.

Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd

Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Patentee before: Anhui Jianghuai Automobile Co., Ltd.

C56 Change in the name or address of the patentee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151111

Termination date: 20190703

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