CN103639258A - Double-acting flanging and shaping mechanism - Google Patents

Double-acting flanging and shaping mechanism Download PDF

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Publication number
CN103639258A
CN103639258A CN201310616518.3A CN201310616518A CN103639258A CN 103639258 A CN103639258 A CN 103639258A CN 201310616518 A CN201310616518 A CN 201310616518A CN 103639258 A CN103639258 A CN 103639258A
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China
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die
insert
coaster
punch
slide block
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CN201310616518.3A
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Chinese (zh)
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CN103639258B (en
Inventor
赖荣胜
赵鸿鹄
王震
丁文军
杨杰
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安徽江淮汽车股份有限公司
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Priority to CN201310616518.3A priority Critical patent/CN103639258B/en
Publication of CN103639258A publication Critical patent/CN103639258A/en
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Publication of CN103639258B publication Critical patent/CN103639258B/en

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Abstract

The invention discloses a double-acting flanging and shaping mechanism which comprises a tackle, a punch insert, a die slider and a die insert, wherein the tackle is in sliding fit with a lower die base, the punch insert is fixedly mounted on the tackle, the die slider is in sliding fit with the tackle, and the die insert is fixedly mounted on the die slider. The tackle and a driving slotting tool mounted on an upper die base are provided with a pair of first guide sliding inclined planes, the driving slotting tool and the die slider are provided with a pair of second guide sliding inclined planes, the first guide sliding inclined planes and the second guide sliding inclined planes are used for pushing the tackle to drive the punch insert to move to a punch working position and pushing the die slider to drive the die insert to move to a die working position respectively in the descending process of the driving slotting tool, and a first resetting mechanism and a second resetting mechanism drive the punch insert and the die insert respectively in the ascending process of the driving slotting tool. The driving slotting tool can control the punch insert and the die insert to move between the punch working position and an original punch position and between the die working position and an original die position, so that the double-acting flanging and shaping mechanism has a compact structure, and parts can be smoothly taken after negative-angle flanging and shaping.

Description

A kind of Shuan Dong flanging and restriking mechanism

Technical field

The flanging and restriking mechanism that the present invention relates in auto panel mould, auto sheet feeder (hereinafter to be referred as plate) be carried out side flanging, relates in particular to the improvement to the motion structure of flanging and restriking mechanism.

Background technology

Mould industry is a part for auto industry, and mould is the important tool of producing automobile body-in-white plate.In order to meet the demand of people to automobile appearance, surmount people's aestheticly tired, the moulding of automobile is variation, art up day by day, and this just requires automobile exterior panel part also thereupon day by day various complicated, and to this, the design of mould is especially crucial.

Flanging and restriking of the present invention mechanism is for negative angle flanging and restriking, as shown in Figure 1, the limit by plate 100 from the limit flanging and restriking of state 101 to state 102, because state 102 is states of a negative angle, therefore, this operation is negative angle flanging and restriking.

Below provide a kind of negative angle flanging and restriking mechanism that can complete above negative angle flanging and restriking, referring to shown in Fig. 2 to Fig. 6, this negative angle flanging and restriking mechanism comprise punch insert 7 ', die plate insert 4 ', die slide block 3 ' and material pressing core 5 ', this punch insert 7 ' be fixedly installed in die shoe 1 ' on, material pressing core 5 ' be fixedly installed in upper bolster 8 ' on, wherein, material pressing core 5 ' for after upper bolster 1 ' descending putting in place, push down be positioned at punch insert 7 ' on plate, this die plate insert 4 ' be fixedly installed in die slide block 3 ' on, this die slide block 3 ' with upper bolster 8 ' along the first horizontal direction sliding connection, slide-and-guide piece 33 that specifically can be by die slide block 3 ' both sides ' with the realization that is slidably matched of the chute of upper bolster 8 ' both sides, for the ease of by die slide block 3 ' be arranged on upper bolster 8 ' in, this chute can by upper bolster 8 ' edge, both sides after install pressing plate 6 ' mode realize, the slide guide inclined-plane 31 of a pair of formation wedge structure of this die slide block 3 ' and die shoe 8 ' be above provided with ', 11 ', with in the process of die slide block 3 ' with upper bolster 1 ' descending, promote die slide block 3 ' on die plate insert 4 ' towards punch insert 7 ' slip, and then complete the flanging and restriking to auto panel.This upper bolster 8 ' be above provided with in the first horizontal direction with the nitrogen cylinder 81 of die slide block 3 ' offset '; with die slide block 3 ' compressed nitrogen cylinder 81 in the process of punch insert 7 ' slip '; like this; die slide block 3 ' in completing the process of above flanging and restriking with upper bolster 8 ' up, can nitrogen cylinder 81 ' effect under reset.In order to guarantee the collimation of die slide block 3 ' direction of motion; as shown in Figure 3 and Figure 6; the recessed V-type guide plate 35 being used in conjunction with upper cavity die slide block 3 ' and die shoe 1 ' be provided with ' and protruding V-type guide plate 15 '; as shown in Fig. 2, Fig. 3 and Fig. 5, die slide block 3 ' bottom surface and upper bolster 1 ' bottom surface be provided with the flat bearing 32 that is used in conjunction with ', 82 '.In addition; as shown in Figure 3 and Figure 6; this die slide block 3 ' be above provided with backhaul piece 34 '; this backhaul piece 34 ' for be arranged on backhaul guide plate 14 on die shoe 1 inner surface ' be interlocked along the first horizontal direction; to pull by force die slide block 3 ' reset when the upper bolster 8 ' up, and then can avoid occurring because nitrogen cylinder 81 ' inefficacy causes the situation of die slide block 3 ' cannot reset.Moreover this die slide block 3 ' also can be by being positioned at work screw 9 on its bottom surface ' be slidably matched with upper bolster 8 ' upper straight mouthful of arranging, to prevent die slide block 3 ' come off pressing plate 6 ' inefficacy in the situation that.

Although the negative angle flanging and restriking mechanism shown in the existing Fig. 2 to Fig. 6 of being similar to can complete the flanging and restriking of plate, but in actual production, still there is following defect: a, because be negative angle flanging and restriking, the limit of plate 100 is become behind the limit of state 102 by the limit of state 101, the limit of state 102 wraps in punch insert 7 ' the inside, thereby cause pickup difficulty, cannot meet automated production; In b, flanging and restriking process, die plate insert 4 ' to punch insert 7 ' impose very large power upwards, along with the increase of work times, can cause punch insert 7 ' get loose, thereby causes producing unstable, affects the quality of plate, affects the life-span of mould; The top on the limit of c, negative angle, often the gradient is larger, and material pressing core 5 ' forward binder cannot provide sufficient pressure-plate-force, cannot guarantee the quality of the stable and product of production.

In order to overcome above defect a; a solution has been proposed at present; be about to punch insert 7 ' be installed on punch slide block; make punch slide block and die shoe 1 ' be slidably matched; during flanging and restriking; punch slide block and die slide block move toward one another; while completing flanging and restriking, under the effect of resetting-mechanism separately, reset dorsad; but in this scheme; need to respectively configure a drive block that drives its motion for punch slide block and die slide block; this can make the structure of mould more complicated, and can make the volume of mould increase, and causes overall structure not compact.

Summary of the invention

The above defect that the present invention exists in order to solve existing negative angle flanging and restriking mechanism, provides the Shuan Dong flanging and restriking mechanism of a kind of pickup at least smoothly and compact conformation.

In order to realize this object, the technical solution used in the present invention is: a kind of Shuan Dong flanging and restriking mechanism, comprising:

Coaster, with die shoe sliding connection;

Punch insert, is fixedly installed on described coaster;

Die slide block, with described coaster sliding connection;

Die plate insert, is fixedly installed on described die slide block;

Drive slotting tool, be installed on upper bolster, described driving slotting tool and coaster are provided with a pair of the first slide guide inclined-plane, and described a pair of the first slide guide inclined-plane, for driving the descending process of slotting tool, promotes described coaster and drives punch insert to move to punch working position; Described driving slotting tool and die slide block are provided with a pair of the second slide guide inclined-plane, described a pair of the second slide guide inclined-plane is for driving the descending process of slotting tool, promoting described die slide block drives die plate insert to move to die working position, wherein, described punch working position and die working position are respectively the position that punch insert and die plate insert carry out negative angle flanging and restriking;

The first resetting-mechanism, is installed between described coaster and described die shoe, to drive described coaster and supratrochlear punch insert to reset in the up process of described driving slotting tool; And,

The second resetting-mechanism, is installed between described die slide block and described coaster, to drive described die plate insert to reset in the up process of described driving slotting tool.

Preferably, described driving slotting tool and coaster are provided with the vertical plane of orientation arranging in a pair of edge, drive the described plane of orientation of slotting tool and coaster to accept mutually with driving the described first slide guide inclined-plane of slotting tool and coaster respectively, to drive the descending first stage of slotting tool, by making described a pair of the first slide guide inclined-plane act on mutually the described coaster of promotion, drive punch insert to move to punch working position; And driving the descending second stage of slotting tool, by described a pair of plane of orientation is acted on mutually, described punch insert is remained on to punch working position;

Described a pair of the second slide guide inclined-plane, for driving the descending second stage of slotting tool, promotes described die slide block and drives die plate insert to move to die working position.

Preferably, described punch insert and die plate insert are provided with a pair of slide guide face, described die plate insert is acted on mutually described punch insert is applied to negative function power by a pair of slide guide face, and described negative function power is for offsetting and put on the shaping power of carrying out negative angle flanging and restriking on punch insert by die plate insert at least partly.

Preferably, described a pair of slide guide face comprises the lower slide guide face of punch insert and the upper slide guide face of die plate insert, described lower slide guide face is arranged at the below of the punch shaping surface of punch insert, and relatively described punch shaping surface stretches out in the direction of motion of die plate insert, between described punch shaping surface and described lower slide guide face, leave the die gap entering for die plate insert; Described upper slide guide face is arranged on the bottom surface of die plate insert, and the bottom surface of described die plate insert is die plate insert surface relative with described lower slide guide face when entering described die gap.

Preferably, described Shuan Dong flanging and restriking mechanism also comprises the material pressing core being installed on upper bolster, and the effect of being provided with on described material pressing core is inserted; On described die slide block, be provided with force application mechanism; described force application mechanism is for driving die plate insert towards the process of die working position motion at described die slide block; by described effect, insert as material pressing core applies side direction pressure-plate-force, described side direction pressure-plate-force has the horizontal binder component of along continuous straight runs.

Preferably, described force application mechanism is elastic force-applying mechanism, so that described side direction pressure-plate-force reaches maximum when described die plate insert arrives die working position.

Preferably, the glide direction of the relative coaster of described die slide block is consistent with the glide direction of the relative die shoe of described coaster.

Preferably, on described coaster, be provided with buffer limit pad, on described die shoe, be processed with buffer limit face, described buffer limit pad by contacting with described buffer limit face, limits the reset position of described coaster and provides buffering for described coaster when coaster resets.

Preferably; the both sides of described die slide block are provided with forces backhaul hook; the both sides of described driving slotting tool are provided with backhaul piece; the crotch portion of described pressure backhaul hook contacts with the backhaul piece of respective side; the inclined-plane that described crotch portion contacts with backhaul interblock forms wedge structure, makes to drive slotting tool in up process, to force to pull described die slide block reset.

Preferably; described die slide block is provided with buffer limit face; on described coaster, be provided with buffer limit piece, described buffer limit face by contacting with described buffer limit piece, limits the reset position of described die slide block and provides buffering for described die slide block when die slide block resets.

Beneficial effect of the present invention is: on the one hand, Shuan Dong flanging and restriking of the present invention mechanism can control punch insert and die plate insert by a driving slotting tool and between punch working position and punch raw bits (or claiming punch pickup position) and die working position and die raw bits (or claiming die pickup position), move respectively, therefore, at the two, complete after negative angle flanging and restriking resets and get final product smooth pickup; On the other hand, Shuan Dong flanging and restriking of the present invention mechanism, by for punch insert and die plate insert arrange a pair of slide guide face, reduces the power making progress that die plate insert applies punch insert, prevents that punch insert from getting loose, thereby guarantees the stability of producing; Finally, Shuan Dong flanging and restriking of the present invention mechanism provides at material pressing core on the basis of forward pressure-plate-force, by side direction pressure-plate-force is provided, for plate provides sufficient pressure-plate-force, and then guarantees the stability of producing and the quality of product.

Accompanying drawing explanation

Fig. 1 is for carrying out the state comparison schematic diagram of negative angle flanging and restriking front and back to plate;

Fig. 2 is the cutaway view of a kind of existing negative angle flanging and restriking mechanism;

Fig. 3 is that the axle of die slide block shown in Fig. 2 is surveyed view;

Fig. 4 is the top view of die slide block shown in Fig. 3;

Fig. 5 is that the axle of upper bolster shown in Fig. 1 is surveyed view;

Fig. 6 is that the axle of die shoe shown in Fig. 1 is surveyed view;

Fig. 7 is for according to a kind of cutaway view of implementing structure of Shuan Dong flanging and restriking of the present invention mechanism;

Fig. 8 is a kind of top view of implementing structure of die shoe shown in Fig. 7;

Fig. 9 is that a kind of axle of implementing structure of coaster shown in Fig. 7 is surveyed view;

Figure 10 is the top view of coaster shown in Fig. 9;

Figure 11 is the front view of coaster shown in Fig. 9;

Figure 12 is the rearview of coaster shown in Fig. 9;

Figure 13 is that the axle of punch insert shown in Fig. 7 is surveyed view;

Figure 14 is that the axle of die slide block shown in Fig. 7 in a direction surveyed view;

Figure 15 is that the axle of die slide block shown in Fig. 7 on other direction surveyed view;

Figure 16 is that the axle of die slide block shown in Fig. 7 on third direction surveyed view;

Figure 17 is a kind of side view of implementing structure that drives slotting tool shown in Fig. 7.

Drawing reference numeral:

1,1 '-die shoe; 15 ', 26, the protruding V-type guide plate of 111-;

8 '-upper bolster; 32 ', 82 ', 14,210-flat bearing;

7,7 '-punch insert; 34 '-backhaul piece

3,3 '-die slide block; 14 '-backhaul guide plate

4,4 '-die plate insert; 9 '-work screw

5,5 '-material pressing core; 31 ', 11 '-slide guide inclined-plane

81 '-nitrogen cylinder; 35 ', 36, the recessed V-type guide plate of 211-;

2-coaster 33-forces backhaul hook;

9-drives slotting tool 39-buffer limit face

21,91-the first slide guide inclined-plane 93-backhaul piece;

32,92-second slide guide inclined-plane 23-the first resetting-mechanism;

29,99-plane of orientation 24,310-slide guide face;

71-slide guide face; 13-jacking block;

6-cover plate; 38-elastic force-applying mechanism;

51-effect is inserted; 18,28-pressing plate;

15-buffer limit face; 29-buffer limit piece;

25-buffer limit pad; 27,315-side direction flat bearing;

22-the second resetting-mechanism.

The specific embodiment

Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.

The first embodiment: as shown in Fig. 7 to Figure 17, Shuan Dong flanging and restriking of the present invention mechanism comprises coaster 2, punch insert 7, die plate insert 4, die slide block 3, drives slotting tool 9, the first resetting-mechanism 23 and the second resetting-mechanism 22, wherein, this coaster 2 and die shoe 1 sliding connection, punch insert 7 is fixedly installed on coaster 2, die slide block 3 and coaster 2 sliding connections, die plate insert 4 is fixedly installed on die slide block 3; More than drive slotting tool 9 to be installed on upper bolster, concrete, this driving slotting tool 9 can be installed on the actuator arranging on upper bolster, in the situation that can meeting to drive, the descending action during by upper bolster and die shoe matched moulds requires, this driving slotting tool 9 also can directly be fixedly installed on upper bolster, this driving slotting tool 9 is provided with a pair of the first slide guide inclined-plane 91,21 with coaster 2, a pair of the first slide guide inclined-plane 91,21, in driving the process of slotting tool 9 descending (descending finger vertically moves downward), promotes coaster 2 and drives punch insert 7 to move to punch working position; In addition; this driving slotting tool 9 is provided with a pair of the second slide guide inclined-plane 92,32 with die slide block 3; a pair of the second slide guide inclined-plane 92,32 is in driving the descending process of slotting tool 9; promote die slide block 3 and drive die plate inserts 4 to move to die working position, this punch working position and die working position are respectively the position that punch insert 7 and die plate insert 4 carry out negative angle flanging and restriking.This first resetting-mechanism 23 is installed between coaster 2 and die shoe 1, to reset with the punch insert 9 on fly block 2 and coaster 2 in the process driving slotting tool 9 up (up finger vertically moves upward), and then punch insert 7 and plate are separated, so that smooth feeding, at this, this first resetting-mechanism 23 can with die shoe 1 on jacking block 13 act on and realize homing action mutually; This second resetting-mechanism 22 is installed between die slide block 3 and coaster 2, to drive die plate insert 4 to reset in driving the up process of slotting tool 9, and then die plate insert 4 and plate is separated, so that smooth feeding.As can be seen here, Shuan Dong flanging and restriking of the present invention mechanism controls punch inserts 7 by a driving slotting tool 9 and die plate insert 4 moves to respectively punch working position and die working position, by the first resetting-mechanism 23 and the second resetting-mechanism 22, control respectively punch insert 7 and die plate insert 4 backhaul dorsad, this kind of structure can guarantee the smooth feeding after flanging and restriking, can not affect again the compactedness of mould structure.

In addition, above punch insert 7 and die plate insert 4 can move or timesharing campaign in driving the descending process of slotting tool 9 simultaneously, for the scheme of moving simultaneously, required precision to the Position Control of punch insert 7 and die plate insert 4 is higher, and this comprises and need to accurately design the first slide guide inclined-plane 91,21 and a pair of the second slide guide inclined-plane 92,32.Therefore, in specific embodiment shown in Fig. 7, adopted the scheme of timesharing campaign, for this reason, this driving slotting tool 9 is provided with the vertical plane of orientation 99 arranging in a pair of edge with coaster 2, 29, drive the plane of orientation 99 of slotting tool 9 to accept mutually with driving the first slide guide inclined-plane 91 of slotting tool 9, and the plane of orientation 29 of coaster 2 is accepted mutually with the first slide guide inclined-plane 21 of coaster 2, to drive the descending first stage of slotting tool 9, by making a pair of the first slide guide inclined-plane 91, 21 act on promotion coaster 2 mutually drives punch inserts 7 to move to punch working position, and driving the descending second stage of slotting tool 9, by making a pair of plane of orientation 99, 29 act on mutually punch insert 7 are remained on to punch working position, in addition, above-mentioned a pair of the second slide guide inclined-plane 92,32 is driving the descending second stage of slotting tool 9 just to start to act on mutually, and then realizes and in above-mentioned second stage, promote die slide block 3 again and drive die plate inserts 4 to move to die working position, realizes the timesharing campaign of the two.

Fig. 7 to Figure 12 shows the specific embodiment that can realize the first embodiment, in this specific embodiment, the scheme that adopts coaster 2 to slide along identical first direction with die slide block 3, to reduce the requirement to the position control accuracy of punch insert 7 and die plate insert 4, accordingly, drive the first slide guide inclined-plane 91 and the second slide guide inclined-plane 92 of slotting tool 9 to be formed in two vertical plane respect to one another that drive slotting tool 9, punch insert 7 and die plate insert 4 are oppositely arranged on above-mentioned first direction, at this, coaster 2 can slide along different directions completely from die slide block 3, even the direction of motion of the two can be mutually vertical, as long as make punch insert 7 and die plate insert 4 can leave station work separately after completing negative angle flanging and restriking, be reset to home position, but in this kind of situation, punch insert 7 and die plate insert 4 arranged to orientation and a pair of the first slide guide inclined-plane 91, 21 and a pair of the second slide guide inclined-plane 92, 32 design has all proposed higher requirement.In addition, punch insert 7 is arranged on the front side inner surface of coaster 2, and the first slide guide inclined-plane 21 of coaster 2 is arranged on the rear side inner surface relative with front side inner surface of coaster 2; The first resetting-mechanism 23 and the second resetting-mechanism 22 are selected conventional nitrogen cylinder.

At this, for coaster 2 and the sliding matching structure of die shoe 1, provide a kind of selectable enforcement structure, as shown in Fig. 7 to Figure 12, the left and right sides of this coaster 2 is provided with side direction flat bearing 27, and coaster 2 is slidably matched by side direction flat bearing 27 and the chute on die shoe 1 inner surface; In addition, the bottom surface of coaster 2 is provided with recessed V-type guide plate 211 and the slide guide face 24 extending along its glide direction, on the bottom surface of die shoe 1, be provided with accordingly respectively the protruding V-type guide plate 111 and the flat bearing 14 that are used in conjunction with recessed V-type guide plate 211 and slide guide face 24, by above-mentioned guide sliding structure, can guarantee the collimation of the direction of motion of coaster 2.With upper hopper chute can by coaster 2 is installed on die shoe 1 interior after, the structure that pressing plate 18 is installed on die shoe 1 realizes.

At this, for die slide block 3 and the sliding matching structure of coaster 2, provide a kind of selectable enforcement structure, as shown in Fig. 9 to Figure 15, the both sides of this die slide block 3 are provided with side direction flat bearing 315, and die slide block 3 is slidably matched by side direction flat bearing 315 and the chute on coaster 2 inner surfaces; In addition; the bottom surface of die slide block 3 is provided with recessed V-type guide plate 36 and the slide guide face 310 extending along its glide direction; on the bottom surface of coaster 2, be provided with accordingly respectively the protruding V-type guide plate 26 and the flat bearing 210 that are used in conjunction with recessed V-type guide plate 36 and slide guide face 310, by above-mentioned guide sliding structure, can guarantee the collimation of the direction of motion of die slide block 3.With upper hopper chute can by die slide block 3 is installed on coaster 2 interior after, the structure that pressing plate 28 is installed on coaster 2 realizes.

Because coaster 2 need to reset after completing negative angle flanging and restriking under the effect of the first resetting-mechanism 23, move to initial position, therefore, in order to make coaster be reset to exactly initial position and to guarantee that coaster 2 arrives the initial position stability of moment, as shown in Fig. 7 and Figure 11, can on the front side external surface of coaster 2, buffer limit pad 25 be set, accordingly, processing buffer limit face 15 as shown in Figure 7 on die shoe 1, like this buffer limit pad 25 when coaster 2 resets by acting on and just can limit the reset position of coaster 2 mutually with buffer limit face 15, also can be coaster 2 simultaneously cushioning effect is provided, at this, this cushion pad 25 can adopt polyurethane cushion block.

In like manner, because die slide block 3 need to reset after completing negative angle flanging and restriking under the effect of the second resetting-mechanism 22, therefore, in order to make die slide block 3 be reset to exactly initial position and to guarantee that die slide block 3 arrives the initial position stability of moment, as shown in Fig. 9 and Figure 16, can on the rear side external surface of die slide block 3, buffer limit face 39 be set, accordingly, processing buffer limited block 29 on the rear side inner surface of coaster 2, buffer limit face 39 by acting on and just can limit the reset position of die slide block 3 mutually with buffer limit piece 29 when die slide block 3 resets like this, also can be die slide block 3 simultaneously cushioning effect is provided, at this, this buffer limit piece 29 can adopt polyurethane cushion block.

In the embodiment shown in Figure 14 to Figure 17, the double reset structure providing for die slide block 3, one repeats bits structure for completing homing action by the second resetting-mechanism 22 when driving slotting tool 9 up, another weight structure is forced backhaul hook 33 for arranging in the both sides of die slide block 3, and driving the both sides of slotting tool 9 that backhaul piece 93 is set, the crotch portion of this pressure backhaul hook 33 contacts with the backhaul piece 93 of respective side, and formation wedge structure, make to drive slotting tool 9 in up process, can force to pull die slide block 3 to reset, so just can avoid causing the situation that die slide block 3 cannot reset to occur because the second resetting-mechanism 22 loses efficacy.

In order to solve the defect b mentioning in background technology, the invention provides the second embodiment: as shown in Fig. 7 and Figure 13, a pair of slide guide face is set on punch insert 7 and die plate insert 4, wherein Fig. 7 and Figure 13 show the lower slide guide face 71 of punch insert 7, make die plate insert 4 by a pair of slide guide face, act on mutually punch insert 7 is applied to negative function power when arriving die working position, this negative function power can be offset at least partly by die plate insert 4 and put on the shaping power of carrying out negative angle flanging and restriking on punch insert 7, be " the very large power making progress " mentioned in defect b, this just requires this negative function power to have downward component.Particularly, the lower slide guide face 71 of this punch insert 7 can be arranged on the below of the punch shaping surface of punch insert 7, and punch shaping surface is overhanging relatively, between punch shaping surface and lower slide guide face 71, leave the die gap entering for die plate insert 4, and the upper slide guide face of die plate insert 4 is arranged on its bottom surface relative with lower slide guide face 71 when entering this die gap, like this, when die plate insert 4 moves closer to punch insert 7, first a pair of slide guide face of the two is first in contact with one another, afterwards when die plate insert 4 arrives die working position (now punch insert 7 has been positioned on punch working position), the die shaping surface of the die plate insert 4 negative angle flanging and restriking that combined with the punch shaping surface of punch insert 7.

In order to solve the defect c mentioning in background technology; the invention provides the 3rd embodiment: as shown in Fig. 7 and Figure 14; the effect of arranging on the material pressing core 5 being installed on upper bolster inserts 51; and on die slide block 3, force application mechanism is set; this force application mechanism can drive die plate insert 4 in the process of die working position motion at die slide block 3; by effect, inserted and 51 for material pressing core 5, applied side direction pressure-plate-force, this side direction pressure-plate-force has the horizontal binder component of along continuous straight runs.This force application mechanism is for example particularly the elastic force-applying mechanism 38 of nitrogen cylinder; like this; at die plate insert 4, move closer in the process of punch insert 7; the side direction pressure-plate-force that elastic force-applying mechanism 38 applies will increase gradually; when arriving die working position, die plate insert 4 reaches maximum; and after die slide block 3 resets; this side direction pressure-plate-force also will reduce gradually; when elastic force-applying mechanism 38 and effect insert 51 separated after this side direction pressure-plate-force disappear; it is up that upper bolster drives material pressing core 5 afterwards, can carry out feeding.In this embodiment, material pressing core 5 is except providing the downward pressure-plate-force of forward, also provide the side direction pressure-plate-force with horizontal binder component for plate, and the combination of the two can be plate sufficient pressure-plate-force is provided, and guarantees the quality of the stable and product of production.

Particularly, the inner surface fitting with plate of this material pressing core 5 has the contour shape consistent with the top on the limit of the negative angle of plate, the inner surface that is material pressing core 5 is formed with one section of cambered surface with great slope, to this, this side direction pressure-plate-force acts on the outer surface relative with this cambered surface of material pressing core, and applies along the normal direction at cambered surface one place.

The use that can mutually combine of above the first embodiment, the second embodiment and the 3rd embodiment, also can be used separately, for example, in the negative angle flanging and restriking mechanism that the second embodiment and the 3rd embodiment also can be recorded in background technology, uses.

Embodiment shown in above foundation is graphic describes structure of the present invention, feature and action effect in detail; the foregoing is only preferred embodiment of the present invention; but the present invention does not limit practical range with shown in drawing; every change of doing according to conception of the present invention; or be revised as the equivalent embodiment of equivalent variations; when not exceeding yet description and illustrating contain spiritual, all should be in protection scope of the present invention.

Claims (10)

1. Yi Zhongshuandong flanging and restriking mechanism, is characterized in that, comprising:
Coaster, with die shoe sliding connection;
Punch insert, is fixedly installed on described coaster;
Die slide block, with described coaster sliding connection;
Die plate insert, is fixedly installed on described die slide block;
Drive slotting tool, be installed on upper bolster, described driving slotting tool and coaster are provided with a pair of the first slide guide inclined-plane, and described a pair of the first slide guide inclined-plane, for driving the descending process of slotting tool, promotes described coaster and drives punch insert to move to punch working position; Described driving slotting tool and die slide block are provided with a pair of the second slide guide inclined-plane, described a pair of the second slide guide inclined-plane is for driving the descending process of slotting tool, promoting described die slide block drives die plate insert to move to die working position, wherein, described punch working position and die working position are respectively the position that punch insert and die plate insert carry out negative angle flanging and restriking;
The first resetting-mechanism, is installed between described coaster and described die shoe, to drive described coaster and supratrochlear punch insert to reset in the up process of described driving slotting tool; And,
The second resetting-mechanism, is installed between described die slide block and described coaster, to drive described die plate insert to reset in the up process of described driving slotting tool.
2. Shuan Dong flanging and restriking according to claim 1 mechanism, it is characterized in that, described driving slotting tool and coaster are provided with the vertical plane of orientation arranging in a pair of edge, drive the described plane of orientation of slotting tool and coaster to accept mutually with driving the described first slide guide inclined-plane of slotting tool and coaster respectively, to drive the descending first stage of slotting tool, by making described a pair of the first slide guide inclined-plane act on mutually the described coaster of promotion, drive punch insert to move to punch working position; And driving the descending second stage of slotting tool, by described a pair of plane of orientation is acted on mutually, described punch insert is remained on to punch working position;
Described a pair of the second slide guide inclined-plane, for driving the descending second stage of slotting tool, promotes described die slide block and drives die plate insert to move to die working position.
3. Shuan Dong flanging and restriking according to claim 1 and 2 mechanism, it is characterized in that, described punch insert and die plate insert are provided with a pair of slide guide face, described die plate insert is acted on mutually described punch insert is applied to negative function power by a pair of slide guide face, and described negative function power is for offsetting and put on the shaping power of carrying out negative angle flanging and restriking on punch insert by die plate insert at least partly.
4. Shuan Dong flanging and restriking according to claim 3 mechanism, it is characterized in that, described a pair of slide guide face comprises the lower slide guide face of punch insert and the upper slide guide face of die plate insert, described lower slide guide face is arranged at the below of the punch shaping surface of punch insert, and relatively described punch shaping surface stretches out in the direction of motion of die plate insert, between described punch shaping surface and described lower slide guide face, leave the die gap entering for die plate insert; Described upper slide guide face is arranged on the bottom surface of die plate insert, and the bottom surface of described die plate insert is die plate insert surface relative with described lower slide guide face when entering described die gap.
5. Shuan Dong flanging and restriking according to claim 1 and 2 mechanism, is characterized in that, described Shuan Dong flanging and restriking mechanism also comprises the material pressing core being installed on upper bolster, and the effect of being provided with on described material pressing core is inserted; On described die slide block, be provided with force application mechanism; described force application mechanism is for driving die plate insert towards the process of die working position motion at described die slide block; by described effect, insert as material pressing core applies side direction pressure-plate-force, described side direction pressure-plate-force has the horizontal binder component of along continuous straight runs.
6. Shuan Dong flanging and restriking according to claim 5 mechanism, is characterized in that, described force application mechanism is elastic force-applying mechanism, so that described side direction pressure-plate-force reaches when described die plate insert arrives die working position is maximum.
7. Shuan Dong flanging and restriking according to claim 1 and 2 mechanism, is characterized in that, the glide direction of the relative coaster of described die slide block is consistent with the glide direction of the relative die shoe of described coaster.
8. Shuan Dong flanging and restriking according to claim 1 and 2 mechanism, it is characterized in that, on described coaster, be provided with buffer limit pad, on described die shoe, be processed with buffer limit face, described buffer limit pad by contacting with described buffer limit face, limits the reset position of described coaster and provides buffering for described coaster when coaster resets.
9. Shuan Dong flanging and restriking according to claim 1 and 2 mechanism; it is characterized in that; the both sides of described die slide block are provided with forces backhaul hook; the both sides of described driving slotting tool are provided with backhaul piece; the crotch portion of described pressure backhaul hook contacts with the backhaul piece of respective side; the inclined-plane that described crotch portion contacts with backhaul interblock forms wedge structure, makes to drive slotting tool in up process, to force to pull described die slide block reset.
10. Shuan Dong flanging and restriking according to claim 1 and 2 mechanism; it is characterized in that; described die slide block is provided with buffer limit face; on described coaster, be provided with buffer limit piece; described buffer limit face by contacting with described buffer limit piece, limits the reset position of described die slide block and provides buffering for described die slide block when die slide block resets.
CN201310616518.3A 2013-11-27 2013-11-27 Double-acting flanging and shaping mechanism CN103639258B (en)

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CN103990701A (en) * 2014-06-04 2014-08-20 安徽江淮汽车股份有限公司 Upward-flanging die of automobile roof
CN104624815A (en) * 2015-02-13 2015-05-20 安徽福达汽车模具制造有限公司 Double-movable inclined wedge forming mold of headstock cover top plate
CN105537399A (en) * 2015-12-01 2016-05-04 奇瑞商用车(安徽)有限公司 Novel four-direction wedge die mechanism and using method thereof
CN106111810A (en) * 2016-07-26 2016-11-16 安徽江淮汽车股份有限公司 There is the compound flanging die of rollover function
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CN106363086A (en) * 2016-09-28 2017-02-01 奇瑞汽车股份有限公司 Material punching and flanging process and material punching and flanging die thereof
CN106583557A (en) * 2016-12-20 2017-04-26 柳州通为机械有限公司 Automobile side body outer plate mould with double-layer sliding block structure
CN106623626A (en) * 2016-10-27 2017-05-10 安徽江淮汽车集团股份有限公司 Material pressing mechanism of flange shaping die
CN107363155A (en) * 2017-08-23 2017-11-21 安徽江淮汽车集团股份有限公司 A kind of side shaping and side punching composite die
CN108889852A (en) * 2018-09-25 2018-11-27 合肥常青机械股份有限公司 A kind of automobile panel tilts down movement wedge flanging mold

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Publication number Priority date Publication date Assignee Title
CN103990701A (en) * 2014-06-04 2014-08-20 安徽江淮汽车股份有限公司 Upward-flanging die of automobile roof
CN103990701B (en) * 2014-06-04 2016-08-17 安徽江淮汽车股份有限公司 Vehicle top covers flanging die
CN104624815A (en) * 2015-02-13 2015-05-20 安徽福达汽车模具制造有限公司 Double-movable inclined wedge forming mold of headstock cover top plate
CN105537399A (en) * 2015-12-01 2016-05-04 奇瑞商用车(安徽)有限公司 Novel four-direction wedge die mechanism and using method thereof
CN106180393A (en) * 2016-07-08 2016-12-07 安徽江淮汽车股份有限公司 Side shaping mould and forming method thereof
CN106111810B (en) * 2016-07-26 2018-05-04 安徽江淮汽车集团股份有限公司 There is the compound flanging die of rollover
CN106111810A (en) * 2016-07-26 2016-11-16 安徽江淮汽车股份有限公司 There is the compound flanging die of rollover function
CN106311900A (en) * 2016-08-30 2017-01-11 东风汽车公司 Three-driven wedge device
CN106311900B (en) * 2016-08-30 2018-06-26 东风汽车公司 A kind of three dynamic Cam devices
CN106363086A (en) * 2016-09-28 2017-02-01 奇瑞汽车股份有限公司 Material punching and flanging process and material punching and flanging die thereof
CN106623626A (en) * 2016-10-27 2017-05-10 安徽江淮汽车集团股份有限公司 Material pressing mechanism of flange shaping die
CN106583557A (en) * 2016-12-20 2017-04-26 柳州通为机械有限公司 Automobile side body outer plate mould with double-layer sliding block structure
CN107363155A (en) * 2017-08-23 2017-11-21 安徽江淮汽车集团股份有限公司 A kind of side shaping and side punching composite die
CN107363155B (en) * 2017-08-23 2018-10-09 安徽江淮汽车集团股份有限公司 A kind of side shaping and side punching composite die
CN108889852A (en) * 2018-09-25 2018-11-27 合肥常青机械股份有限公司 A kind of automobile panel tilts down movement wedge flanging mold

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