CN203556771U - Flanging shaping mechanism - Google Patents
Flanging shaping mechanism Download PDFInfo
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- CN203556771U CN203556771U CN201320764303.1U CN201320764303U CN203556771U CN 203556771 U CN203556771 U CN 203556771U CN 201320764303 U CN201320764303 U CN 201320764303U CN 203556771 U CN203556771 U CN 203556771U
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Abstract
The utility model discloses a flanging shaping mechanism, which comprises a die plate insert, a punch insert and a die plate slider which drives the die plate insert to move, wherein a pair of guided sliding surfaces are arranged on the die plate insert and the punch insert, and respectively are an upper guided sliding surface of the die plate insert and a lower guided sliding surface of the punch insert, the upper guided sliding surface is supported above the lower guided sliding surface when the guided sliding surfaces are acted with each other, and enables the die plate insert to exert offset action force to the punch insert through interaction of the guided sliding surfaces, and the offset action force is used to partially offset shaping force which is used to shape negative angle flanging and is exerted on the punch insert through the die plate insert. The flanging shaping mechanism reduces upward force of the die plate insert on the punch insert by arranging the guided sliding surfaces on the punch insert and the die plate insert, and prevents the punch insert from loosing, thereby guaranteeing production stability.
Description
Technical field
The utility model relates to the flanging and restriking mechanism that in auto panel mould, auto sheet feeder (hereinafter to be referred as plate) is carried out side flanging, relates in particular to the improvement of the structure of punch insert to flanging and restriking mechanism and die plate insert.
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 utility model 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, specifically can by the slide-and-guide piece 33 of 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 ' completing in 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 that is 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 by the limit of state 101 behind the limit of state 102, 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 producing.
In order to overcome above defect a; a solution has been proposed at present; soon 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; it need to be the drive block that one of the each configuration of punch slide block and die slide block drives its motion; this can make the structure of mould more complicated, and can make the volume of mould increase, and causes overall structure not compact.
Utility model content
The above defect that the utility model exists in order to solve existing negative angle flanging and restriking mechanism, provides a kind of flanging and restriking mechanism that can prevent that punch insert from getting loose.
In order to realize this object, the technical solution adopted in the utility model is: a kind of flanging and restriking mechanism, comprise die plate insert, punch insert and the die slide block that drives described die plate insert to move, described die plate insert and punch insert are provided with a pair of slide guide face, be respectively the upper slide guide face of die plate insert and the lower slide guide face of punch insert, described upper slide guide face a pair of slide guide face as the used time, be supported in mutually described lower slide guide face above, make described die plate insert act on mutually described punch insert is applied to negative function power by a pair of slide guide face, 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 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 punch insert is provided with at least two punch effect pieces, and the end face of described punch effect piece forms described lower slide guide face.
Preferably, described die plate insert is provided with and the described punch effect piece die effect piece of corresponding configuration one by one, and the bottom surface of described die effect piece forms described upper slide guide face.
Preferably, described 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 the process of die plate insert towards the motion of die working position 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.
The beneficial effects of the utility model are: flanging and restriking of the present utility model mechanism is by arranging a pair of slide guide face for punch insert and die plate insert, reduce the power upwards that die plate insert applies punch insert, prevent that punch insert from getting loose, thereby guarantee the stability of producing; Flanging and restriking of the present utility model mechanism provides at material pressing core on the basis of forward pressure-plate-force in addition, 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 carries out the state comparison schematic diagram before and after negative angle flanging and restriking 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 according to a kind of cutaway view of implementing structure of flanging and restriking described in the utility model 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 embodiment of the present utility model 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 utility model, and can not be interpreted as restriction of the present utility model.
In order to solve the defect b pointing out in background technology, the utility model provides the first embodiment of flanging and restriking mechanism: 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, be respectively the lower slide guide face 71 of punch insert 7 and the upper slide guide face of die plate insert 4, 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 upwards " 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 in the direction of motion of die plate insert 4 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, when die plate insert 4 arrives die working position (now punch insert 7 has been positioned on punch working position) afterwards, 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 addition, the generation type of above-mentioned lower slide guide face 71 can be: be at least two punch effect pieces of punch insert setting, utilize the end face of punch effect piece to form this lower slide guide face.In like manner, also can be die plate insert 4 and arrange and the punch effect piece die effect piece of corresponding configuration one by one, utilize the bottom surface of die effect piece to form described upper slide guide face.
In order to solve the defect c mentioning in background technology; the utility model provides the second embodiment of flanging and restriking mechanism: 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 separation 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 producing.
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.
In order to overcome the defect a pointing out in background technology, the utility model provides the 3rd embodiment of flanging and restriking mechanism: as shown in Fig. 7 to Figure 17, flanging and restriking of the present utility model 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, descending action when by upper bolster and die shoe matched moulds can meet and drives and require, 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, driving in 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 the descending process of driving slotting tool 9; promote die slide block 3 and drive die plate insert 4 to move to die working position, this punch working position and die working position are respectively punch insert 7 and die plate insert 4 carries out the position of 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 that drives 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 the up process of driving slotting tool 9, and then die plate insert 4 and plate is separated, so that smooth feeding.As can be seen here, flanging and restriking of the present utility model mechanism controls punch insert 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 the descending process of driving slotting tool 9 simultaneously, for the scheme of moving simultaneously, the required precision of the Position Control to 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 the first slide guide inclined-plane 91 that drives 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 insert 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 slotting tool 9 descending second stage just to start to act on mutually, and then realization promotes die slide block 3 in above-mentioned second stage again and drive die plate insert 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 of the position control accuracy to 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 be reset to home position completing the station that can leave after negative angle flanging and restriking separately to do, 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 the recessed V-type guide plate 211 and the slide guide face 24 that along its glide direction, extend, 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, on die shoe 1, install pressing plate 18 structure realize.
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 the recessed V-type guide plate 36 and the slide guide face 310 that along its glide direction, extend; 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, on coaster 2, install pressing plate 28 structure realize.
Because coaster 2 completes after negative angle flanging and restriking and need to reset 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 stability of initial position 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 mutually the reset position that just can limit coaster 2 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 completes after negative angle flanging and restriking and need to reset 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 stability of initial position 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 mutually the reset position that just can limit die slide block 3 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 in the both sides of die slide block 3, to arrange to force backhaul hook 33, and in the both sides that drive slotting tool 9, 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.
The use that can mutually combine of above the first embodiment, the second embodiment and the 3rd embodiment, also can use separately, for example the first embodiment and the second embodiment, except using in conjunction with the 3rd embodiment, are used in the negative angle flanging and restriking mechanism that also can record in background technology or in existing other negative angle flanging and restriking mechanisms.
According to the embodiment shown in graphic, describe structure of the present utility model, feature and action effect in detail above; the foregoing is only preferred embodiment of the present utility model; but the utility model does not limit practical range with shown in drawing; every change of doing according to conception of the present utility model; or be revised as the equivalent embodiment of equivalent variations; when not exceeding yet description and illustrating contain spiritual, all should be in protection domain of the present utility model.
Claims (6)
1. a flanging and restriking mechanism, comprise die plate insert, punch insert and the die slide block that drives described die plate insert to move, it is characterized in that, described die plate insert and punch insert are provided with a pair of slide guide face, be respectively the upper slide guide face of die plate insert and the lower slide guide face of punch insert, described upper slide guide face a pair of slide guide face as the used time, be supported in mutually described lower slide guide face above, make described die plate insert act on mutually described punch insert is applied to negative function power by a pair of slide guide face, 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.
2. flanging and restriking according to claim 1 mechanism, it is characterized in that, 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.
3. flanging and restriking according to claim 1 and 2 mechanism, is characterized in that, described punch insert is provided with at least two punch effect pieces, and the end face of described punch effect piece forms described lower slide guide face.
4. flanging and restriking according to claim 3 mechanism, is characterized in that, described die plate insert is provided with and the described punch effect piece die effect piece of corresponding configuration one by one, and the bottom surface of described die effect piece forms described upper slide guide face.
5. flanging and restriking according to claim 1 and 2 mechanism, is characterized in that, described 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 the process of die plate insert towards the motion of die working position 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. 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764303.1U CN203556771U (en) | 2013-11-27 | 2013-11-27 | Flanging shaping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764303.1U CN203556771U (en) | 2013-11-27 | 2013-11-27 | Flanging shaping mechanism |
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| CN203556771U true CN203556771U (en) | 2014-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320764303.1U Expired - Fee Related CN203556771U (en) | 2013-11-27 | 2013-11-27 | Flanging shaping mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110614306A (en) * | 2019-06-26 | 2019-12-27 | 长城汽车股份有限公司 | Stamping flanging device |
| CN110773625A (en) * | 2019-10-23 | 2020-02-11 | 重庆数码模车身模具有限公司 | Go up different angle direction of mould V type forming die structure device that punches a hole |
-
2013
- 2013-11-27 CN CN201320764303.1U patent/CN203556771U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110614306A (en) * | 2019-06-26 | 2019-12-27 | 长城汽车股份有限公司 | Stamping flanging device |
| CN110773625A (en) * | 2019-10-23 | 2020-02-11 | 重庆数码模车身模具有限公司 | Go up different angle direction of mould V type forming die structure device that punches a hole |
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Address after: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
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