CN206028496U - Stamping die structure of many times bending - Google Patents
Stamping die structure of many times bending Download PDFInfo
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- CN206028496U CN206028496U CN201620985868.6U CN201620985868U CN206028496U CN 206028496 U CN206028496 U CN 206028496U CN 201620985868 U CN201620985868 U CN 201620985868U CN 206028496 U CN206028496 U CN 206028496U
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- bending
- drift
- bending punch
- insert
- punch
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Abstract
The utility model discloses a stamping die structure of many times bending, comprises an upper die and a lower die, go up the mould and pass through pull rod fixed connection stripper, go up to be equipped with between mould and the stripper to overlap in proper order and locate fixed plate backing plate, fixed plate on the pull rod, the backing plate of unloading, the lower mould upper end is equipped with die backing plate and die board in proper order, fixed plate backing plate lower extreme spaced is equipped with the first drift of bending, second drift, third drift and the fourth drift of bending of bending of bending in proper order, the die inboard corresponds the first drift of bending the second bend the drift the third bend the drift with the fourth bend the drift be equipped with respectively first bend insert, the second is bent and is inserted, the third is bent, and insert and the fourth is bent and is inserted. The utility model discloses with complicated workpieces bend the punching press many times the substep realize, reduce the stroke of mould die sinking, practice thrift the cost.
Description
Technical field
This utility model belongs to stamping technology field, more particularly to a kind of mould knot for needing multiple bending stamped workpieces
Structure.
Background technology
The supporting workpiece of automobile oil-way oil pipe needs bending height very high in bending, also with some complicated shapes,
It is required that the opening stroke of mould can be very big, therefore the larger nitrogen spring of punch press that stroke will be selected larger and decrement, to work
The cost of part manufacture increases.
Utility model content
The purpose of this utility model is, in order to solve above-mentioned technical problem, and to provide a kind of multiple bend punching die knot
Structure, so that realize reducing mold stroke, reduces cost.In order to achieve the above object, technical solutions of the utility model are as follows：
Multiple bend punching die structure, including upper die and lower die, the upper mould is fixedly connected stripper by pull bar, institute
State be provided between mould and stripper be sheathed on the pull bar successively fixed plate backing plate, fixed plate, discharging backing plate；Under described
Mould upper end is sequentially provided with die backing plate and concave template；Fixed plate backing plate lower end interval be sequentially provided with the first Bending punch,
Second Bending punch, the 3rd Bending punch and the 4th Bending punch, it is correspondence first Bending punch in the concave template, described
Second Bending punch, the 3rd Bending punch and the 4th Bending punch are respectively equipped with the first bending insert, the second bending
Insert, the 3rd bending insert and the 4th bending insert；The bottom of first Bending punch is provided with curved portions, first bending
Drift side laminating be provided with binder block, the bottom of the binder block opens up fluted, the first bending insert be provided with
The corresponding rake of the curved portions projection corresponding with the groove；The bottom of second Bending punch is provided with
One inclined-plane, is provided with first supporting part corresponding with first inclined-plane in the second bending insert；The 3rd bending punching
Head is provided with vertical drift, and the 3rd bending insert is provided with the vertical body corresponding with the vertical drift；4th bending
The bottom of drift is provided with the second inclined-plane, is provided with second support corresponding with second inclined-plane in the 4th bending insert
Portion.
Specifically, the first elastic component is connected between the discharging backing plate and the upper mould.
Specifically, the second elastic component is connected between the fixed plate backing plate and the discharging backing plate.
Specifically, what the side of second Bending punch was adjacent is provided with oblique angle briquetting.
Specifically, what the side of the 3rd Bending punch was adjacent is provided with fillet drift.
Specifically, the side of the 4th Bending punch is provided with U-shaped drift
Compared with prior art, the beneficial effect of the multiple bend punching die structure of this utility model is mainly reflected in：Will
The bending punching press of complex part is repeatedly realized that the stroke of reduction mould die sinking goes for less punch press step by step, can
To change ordinary elasticity part, production cost, improve production efficiency is reduced.
Description of the drawings
Fig. 1 is the structural representation of this utility model embodiment；
Fig. 2 is the structural representation of the present embodiment workpiece first step punching press；
Fig. 3 is the structural representation of the present embodiment workpiece second step punching press；
Fig. 4 is the structural representation of the 3rd step punching press of the present embodiment workpiece；
Fig. 5 is the structural representation of the 4th step punching press of the present embodiment workpiece；
Fig. 6 is the front view of workpiece after the present embodiment punching press；
Fig. 7 is the top view of workpiece after the present embodiment punching press；
Fig. 8 is the right view of workpiece after the present embodiment punching press；
In figure, numeral is represented：
Mould, 11 pull bars, 12 strippers, 13 fixed plate backing plates, 14 fixed plates, 15 discharging backing plates, 2 times moulds, 21 die supporters on 1
Plate, 22 concave templates, 3 first Bending punches, 31 first bending inserts, 32 curved portions, 33 binder blocks, 34 grooves, 35 rakes, 36
Projection, 4 second Bending punches, 41 second bending inserts, 42 first inclined-planes, 43 first supporting parts, 44 extensions, 45 oblique angle pressures
Block, 5 the 3rd Bending punches, 51 the 3rd bending inserts, 52 vertical drifts, 53 vertical body, 54 fillet drifts, 6 the 4th Bending punches,
61 the 4th bending inserts, 62 second inclined-planes, 63 fixed parts, 64 second supporting parts, 65U type drifts, 7 workpiece, 71 convex portions, 72 first
Connecting portion, 73 second connecting portions, 74 cambered surfaces, 75 arc sections, 76 first bending parts, 77 second bending parts, 78 the 3rd bending parts.
Specific embodiment
Clear, complete description will be carried out to the technical scheme in this utility model embodiment below in conjunction with the accompanying drawings, it is clear that
Described embodiment is only a part of embodiment of this utility model, rather than the embodiment of whole.
Embodiment：
Shown in reference picture 1-7, the present embodiment is multiple bend punching die structure, and including upper mould 1 and lower mould 2, upper mould 1 leads to
Cross pull bar 11 and be fixedly connected stripper 12, between upper mould 1 and stripper 12, be provided with the fixed plate pad being sheathed on pull bar 11 successively
Plate 13, fixed plate 14, discharging backing plate 15；Spring is connected between discharging backing plate 15 and upper mould 1.Fixed plate backing plate 13 with unload backing strap
Spring is connected between plate 15.Lower 2 upper end of mould is sequentially provided with die backing plate 21 and concave template 22.
What 13 lower end of fixed plate backing plate was spaced is sequentially provided with the first Bending punch 3, the second Bending punch 4, the 3rd bending punching
5 and the 4th Bending punch 6, the first Bending punch 3 of correspondence, the second Bending punch 4,5 and of the 3rd Bending punch in concave template 22
4th Bending punch 6 is respectively equipped with the first bending insert 31, the second bending insert 41, the 3rd bending insert 51 and the 4th bending edge
Block 61.
After pressing and bending, the workpiece 7 of finished product includes the body of Z-shaped, and body includes the first connection for being provided with convex portion 71
Portion 72, second connecting portion 73, and connection first connecting portion 72 and second connecting portion 73 cambered surface 74,72 both sides of first connecting portion
Arc sections 75 are bent into downwards, second connecting portion 73 is bent to form the first bending to what the side in 75 direction of arc sections extended downwardly
Portion 76, the bottom of the first bending part 76 carry out being bent to form the second bending part 77 again, and second connecting portion 73 is away from convex portion 71
Side is bent to form downwards the 3rd bending part 78.
With reference to shown in Fig. 1-2, the bottom of the first Bending punch 3 is provided with curved portions 32, the side laminating of the first Bending punch 3
Be provided with binder block 33, the bottom of binder block 33 opens up fluted 34, and the first bending insert 31 is provided with corresponding with curved portions 32
Rake 35, the projection 36 corresponding with groove 34.Workpiece 7 to be punched is in the first Bending punch 3 and the first bending insert
After first step punching press is carried out between 31,7 bending of workpiece forms the body of Z-shaped, is stamped and formed out in the first connecting portion 72 of body
With raised 36 corresponding convex portions 71.
With reference to shown in Fig. 1 and Fig. 3, the bottom of the second Bending punch 4 is provided with the first inclined-plane 42, sets in the second bending insert 41
The end for having first supporting part 43 corresponding with the first inclined-plane 42, the first supporting part 43 is provided with the downward extension 44 in gentle slope.
Adjacent being provided with side of the second Bending punch 4 is fixed on the oblique angle briquetting 45 of 13 lower end of fixed plate backing plate, and oblique angle briquetting 45 is solid
Determine the end of workpiece 7.After workpiece 7 carries out second step punching press between the second Bending punch 4 and the second bending insert 41, workpiece 7
The first bending part 76 be subject to the punching press of the second Bending punch 4 and the first supporting part 43 to abut against shaping, now the second bending part
77 form deformation for the first time under the support of extension 44.
With reference to shown in Fig. 1, Fig. 4 and Fig. 6, the workpiece stamping position and second of the 3rd Bending punch 5 and the 4th Bending punch 6
4 active position of Bending punch is consistent, and the 3rd Bending punch 5 is provided with vertical drift 52, and the 3rd bending insert 51 is provided with and vertically rushes
52 corresponding vertical body 53.First bending part 76 of workpiece 7 enters between the 3rd Bending punch 5 and the 3rd bending insert 51
After the 3rd step punching press of row, the second connecting portion 73 of workpiece 7 is placed in the upper end of vertical body 53, and 76 punching press of the first bending part is vertically being rushed
The first bending part 76 is caused between 52 and vertical body 53 perpendicular to second connecting portion 73.The side of the 3rd Bending punch 5 is adjacent
Be provided with the fillet drift 54 for being fixed on 13 lower end of fixed plate backing plate, 54 downward punching press second connecting portion 73 of fillet drift deviates from arc
The side in face 74 makes which be bent to form downwards the 3rd bending part 78.
With reference to shown in Fig. 1 and Fig. 5, the bottom of the 4th Bending punch 6 is provided with the second inclined-plane 62, and the 4th bending insert 61 includes
Vertical fixed part 63 and the second supporting part 64 located at 63 side of fixed part, the second supporting part 64 are relative with the second inclined-plane 62
Should.The second connecting portion 73 of workpiece 7 is placed in the upper end of fixed part 63, and what the first bending part 76 was vertical is close to fixed part 63 1
Side, workpiece 7 carry out the 4th step punching press, 62 the first folding of downward punching press of the second inclined-plane between the 4th Bending punch 6 and fixed part 63
The end of turn of bilge 76, the second supporting part 64 abut the end of the first bending part 76 and then form the second bending part 77.4th bending
The side of drift 6 is provided with the U-shaped drift 65 for being fixed on 15 lower end of discharging backing plate, and punching press first when U-shaped drift 65 is moved down connects
The both sides of socket part 72 form arc sections 75.
During using the present embodiment, first step punching is carried out using the first Bending punch 3, the first bending insert 31 and binder block 33
Pressure；Second Bending punch 4, the second bending insert 41 and oblique angle briquetting 45 carry out second step punching press；3rd Bending punch the 5, the 3rd
Bending insert 51 and vertical drift 52, fillet drift 54 carry out the 3rd step punching press；4th Bending punch 6, the 4th bending insert 61
The 4th step punching press is carried out with U-shaped drift 65；Complete the multi-angle bending of complex part 7.The present embodiment is by the bending of complex part
Punching press is repeatedly realized step by step, reduces the stroke of mould die sinking, go for less punch press, can change ordinary elasticity
Part, reduces production cost, improve production efficiency.
Above-described is only some embodiments of the present utility model.For the person of ordinary skill of the art,
On the premise of design being created without departing from this utility model, can also make some deformations and improvement, these belong to practical
New protection domain.
Claims (6)
1. many bend punching die structures, including upper die and lower die, it is characterised in that：The upper mould is fixedly connected by pull bar
Stripper, be provided between the upper mould and stripper be sheathed on the pull bar successively fixed plate backing plate, fixed plate, unload backing strap
Plate；The lower mould upper end is sequentially provided with die backing plate and concave template；What the fixed plate backing plate lower end was spaced is sequentially provided with first
Bending punch, the second Bending punch, the 3rd Bending punch and the 4th Bending punch, correspondence first bending in the concave template
Drift, second Bending punch, the 3rd Bending punch and the 4th Bending punch be respectively equipped with the first bending insert,
Second bending insert, the 3rd bending insert and the 4th bending insert；The bottom of first Bending punch is provided with curved portions, described
What the side of the first Bending punch was fitted is provided with binder block, and the bottom of the binder block opens up fluted, the first bending edge
Block is provided with the corresponding projection of the rake corresponding with the curved portions and the groove；The bottom of second Bending punch
Portion is provided with the first inclined-plane, is provided with first supporting part corresponding with first inclined-plane in the second bending insert；Described
Three Bending punches are provided with vertical drift, and the 3rd bending insert is provided with the vertical body corresponding with the vertical drift；It is described
The bottom of the 4th Bending punch is provided with the second inclined-plane, is provided with corresponding with second inclined-plane in the 4th bending insert
Two supporting parts.
2. multiple bend punching die structure according to claim 1, it is characterised in that：The discharging backing plate with it is described on
The first elastic component is connected between mould.
3. multiple bend punching die structure according to claim 1, it is characterised in that：The fixed plate backing plate with it is described
The second elastic component is connected between discharging backing plate.
4. multiple bend punching die structure according to claim 1, it is characterised in that：The one of second Bending punch
What side was adjacent is provided with oblique angle briquetting.
5. multiple bend punching die structure according to claim 1, it is characterised in that：The one of 3rd Bending punch
What side was adjacent is provided with fillet drift.
6. multiple bend punching die structure according to claim 1, it is characterised in that：The one of 4th Bending punch
Side is provided with U-shaped drift.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620985868.6U CN206028496U (en) | 2016-08-30 | 2016-08-30 | Stamping die structure of many times bending |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620985868.6U CN206028496U (en) | 2016-08-30 | 2016-08-30 | Stamping die structure of many times bending |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206028496U true CN206028496U (en) | 2017-03-22 |
Family
ID=58304017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620985868.6U Active CN206028496U (en) | 2016-08-30 | 2016-08-30 | Stamping die structure of many times bending |
Country Status (1)
| Country | Link |
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| CN (1) | CN206028496U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110380316A (en) * | 2019-08-14 | 2019-10-25 | 东莞诚信电子塑胶有限公司 | A kind of terminal automatically processing device and method |
| CN114683526A (en) * | 2022-04-09 | 2022-07-01 | 程国翠 | Injection molding mechanism of bending |
-
2016
- 2016-08-30 CN CN201620985868.6U patent/CN206028496U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110380316A (en) * | 2019-08-14 | 2019-10-25 | 东莞诚信电子塑胶有限公司 | A kind of terminal automatically processing device and method |
| CN114683526A (en) * | 2022-04-09 | 2022-07-01 | 程国翠 | Injection molding mechanism of bending |
| CN114683526B (en) * | 2022-04-09 | 2023-09-22 | 深圳东创技术股份有限公司 | Injection molding bending mechanism |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |