CN214078850U - Die structure for side flanging in stamping die - Google Patents
Die structure for side flanging in stamping die Download PDFInfo
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- CN214078850U CN214078850U CN202023087773.8U CN202023087773U CN214078850U CN 214078850 U CN214078850 U CN 214078850U CN 202023087773 U CN202023087773 U CN 202023087773U CN 214078850 U CN214078850 U CN 214078850U
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- driving
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- die
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- 239000000463 material Substances 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims abstract description 10
- 210000000078 claw Anatomy 0.000 claims abstract description 5
- 238000000465 moulding Methods 0.000 claims abstract description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 230000013011 mating Effects 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000007723 die pressing method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model discloses a die structure for a side flanging in a stamping die, which comprises an upper die base and a lower die base; the lower die holder is provided with a guide seat, the guide seat is provided with a driving inclined wedge flanging insert fixing seat, the front end of the driving inclined wedge flanging insert fixing seat is provided with a driving inclined wedge flanging insert, the driving inclined wedge flanging insert fixing seat is provided with a sliding claw of a flanging first inclined wedge, and the flanging first inclined wedge is fixed on the upper die holder through the flanging first inclined wedge fixing seat; the lower die base is provided with a lower male die, a split upper die base fixed on the upper die base is arranged above the lower male die, and the split upper die base is provided with a driven wedge driving assembly; the upper die base is provided with a material pressing body, the driven wedge driving assembly is connected with a driven wedge, the driven wedge is connected with a driven wedge insert, and a negative angle flanging molding cavity matched with the driving wedge flanging insert is formed at the position of the driven wedge insert. The mould is simple in structural design, and can well finish flanging the upper inner side negative angle of the upper top cover assembly.
Description
Technical Field
The utility model belongs to the technical field of stamping die technique and specifically relates to a mould structure that is arranged in stamping die side turn-ups is related to.
Background
The utility model aims at providing a turn-ups's of last inboard negative angle turn-ups of special form's punching press part, because space and angle problem lead to the mould size huge, and punching press angle is difficult to the adjustment in the same mould, the utility model aims at providing a turn-ups's of last inboard negative angle turn-ups's mould mechanism to realize punching press part's last inboard negative angle turn-ups, it has great meaning to reduce and reduce mould quantity to the size of frock.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mould structure for side turn-ups among stamping die, its structure is succinct, conveniently processes the inboard negative angle turn-ups of upper cover assembly.
In order to solve the above technical problem, an embodiment of the utility model provides a mould structure for side flanging in stamping die, it includes: an upper die base and a lower die base;
the lower die base is provided with a guide seat with a guide rod, the guide rod of the guide seat is provided with a driving inclined wedge flanging insert fixing seat, the front end of the driving inclined wedge flanging insert fixing seat is provided with a driving inclined wedge flanging insert, an inclined guide groove of the driving inclined wedge flanging insert fixing seat is provided with a sliding claw of a flanging first inclined wedge, and the flanging first inclined wedge is fixed on the upper die base through the flanging first inclined wedge fixing seat;
the lower die base is provided with a lower male die, a split upper die base fixed on the upper die base is arranged above the lower male die, and the split upper die base is provided with a driven wedge driving assembly;
the upper die base is provided with a material pressing body, a driven wedge driving assembly penetrates through a driving assembly assembling hole of the material pressing body to be connected with a driven wedge, the driven wedge is connected with a driven wedge insert, and a negative angle flanging forming cavity matched with the driving wedge flanging insert is formed at the position of the driven wedge insert.
Further, the pressing body is connected to the upper die base through a nitrogen spring.
Furthermore, a negative angle flanging top stop block is arranged at the position, close to the driving inclined wedge flanging insert, of the lower convex die, and the negative angle flanging top stop block is provided with a sliding inclined plane for the driving inclined wedge flanging insert to slide into the negative angle flanging molding cavity;
furthermore, the driving inclined wedge flanging insert block is provided with a driving inclined wedge flanging insert block seat and a driving inclined wedge flanging insert tongue block arranged on the driving inclined wedge flanging insert block seat, and the driving inclined wedge flanging insert tongue block is provided with a front top inclined plane matched with the sliding inclined plane.
Further, the passive cam drive assembly includes:
a drive arm connected to the passive cam;
install in the drive arm rear end advance and back the actuating block, advance and back the actuating block and connect in components of a whole that can function independently upper die base, advance and back the actuating block and include: the anti-rotation driving device comprises a driven wedge advancing driving plate and driven wedge backing anti-rotation driving plates arranged on two sides of the driven wedge advancing driving plate, wherein a backing driving block with a backing driving inclined plane is arranged on the inner side of each driven wedge backing anti-rotation driving plate, and the advancing and backing driving blocks are provided with advancing driving inclined planes;
the drive arm is provided with a drive head located in a cavity formed by the advancing and retracting drive blocks.
Furthermore, the driving head is provided with a waist-shaped groove, and the backspacing driving block is positioned at the waist-shaped groove;
the end head of the driving head is provided with a first forward driving upper matching surface and a first forward driving lower matching surface which are matched with the forward driving inclined surface;
the back groove wall of the waist-shaped groove is provided with a first back driving upper matching surface and a first back driving lower matching surface which are matched with the back driving inclined surface.
The utility model discloses following beneficial effect has:
1. the mould is simple in structural design, and can well finish flanging the upper inner side negative angle of the upper top cover assembly.
2. The upper and inner side flanging of the same part at various angles can be realized in the same auxiliary die, and the overall dimension and the number of the dies are not increased.
Drawings
Fig. 1 is a perspective view of a die structure for a side flanging in a stamping die.
Fig. 2 is a schematic view of a die structure for a side flanging in a stamping die without an upper die base.
Fig. 3 is a rear side view of a press body and a lower punch in a die structure for side burring in a press die.
Fig. 4 is a front side view of a press body and a lower punch in a die structure for side burring in a press die.
FIG. 5 is a diagram illustrating the effect of the connection between the driven wedge driving assembly and the driven wedge.
FIG. 6 is a partial enlarged view of a negative-angle flanging die cavity formed at a passive wedge insert.
FIG. 7 is a view showing a state where a part to be formed is subjected to negative-angle burring.
FIG. 8 is a perspective view of an active wedge flanging insert.
FIG. 9 is an enlarged view of a portion of the passive cam drive assembly.
FIG. 10 is a perspective view of the forward and reverse drive blocks, wherein (a) is a front side view of the forward and reverse drive blocks; (b) is a rear side view of the forward and backward driving block; (c) the block bottom views are driven forward and backward.
Figure 11 is a perspective view of the drive arm wherein (a) is a front end schematic view of the drive arm; (b) the rear end of the drive arm is illustrated.
FIG. 12 is a perspective view of the upper head assembly.
Fig. 13 is a partially enlarged view of fig. 12.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further described with reference to the following embodiments.
The utility model discloses an embodiment provides a mould structure that is arranged in side flanging of stamping die, see fig. 1-11, it includes: the upper die holder 1 and the lower die holder 2 are used for processing an upper inner side negative angle flanging M1 (shown in fig. 6-7) of the upper top cover assembly M, and it should be noted that the upper top cover assembly M needs to complete the processing of two upper inner side negative angle flanging M1, so that two processing stations are provided to complete the processing of the upper inner side negative angle flanging M1, therefore, the upper die holder and the lower die holder are provided with two sets of the same die assemblies in the embodiment, and the utility model is described in detail below by combining with the drawings.
Referring to fig. 1 to 4, in the die structure for side flanging in a stamping die, a guide seat 203 with a guide rod 202 is installed on a lower die base, a driving wedge flanging insert fixing seat 204 is installed on the guide rod of the guide seat, the driving wedge flanging insert fixing seat 204 can move back and forth along the guide rod, a driving wedge flanging insert 201 is installed at the front end of the driving wedge flanging insert fixing seat 204, a sliding claw 206 of a flanging first wedge 200 is installed in a slant guide groove 205 of the driving wedge flanging insert fixing seat 204, the flanging first wedge 200 is fixed on an upper die base through the flanging first wedge fixing seat 207, and the upper die base can drive the sliding claw to move slantwise in the slant guide groove, so that the forward and backward movement of the driving wedge flanging insert 201 is realized.
With reference to fig. 2-4, the lower die holder is provided with a lower punch 208, the upper surface of the lower punch is used for placing an upper top cover assembly M of an upper inner negative angle flanging M1 to be completed, a split upper die holder 100 fixed to the upper die holder is arranged above the lower punch, the split upper die holder 100 is provided with a passive wedge driving assembly 101, and with reference to fig. 3-11, the passive wedge driving assembly 101 includes: the driving arm 101a connected to the driven wedge 103 passes through a driving assembly mounting hole (described in detail below) of the pressing body 102, and the forward and backward movement driving block 101b mounted at the rear end of the driving arm can perform forward and backward movement of the driven wedge insert 104, thereby performing a negative flanging operation. The advancing and retracting driving block is connected to the split upper die holder 100, and includes: the anti-rotation driving device comprises a driven wedge advancing driving plate 101b-1 and driven wedge backing anti-rotation driving plates 101b-2 arranged on two sides of the driven wedge advancing driving plate 101b-1, wherein a backing driving block 101b-4 with a backing driving inclined plane 101b-3 is arranged on the inner side of the driven wedge backing anti-rotation driving plate 101b-2, and an advancing driving inclined plane 101b-5 is arranged on the advancing and backing driving block 101 b. The drive arm 101a is provided with a drive head 101a-1 located in a cavity formed by the advancing and retracting drive block 101 b.
It should be noted that, referring to fig. 11, the driving head 101a-1 has an oval slot 101a-10, the retraction driving block 101b-4 is located at the oval slot 101a-10, the end of the driving head has a first forward driving upper mating surface 101a-11 and a first forward driving lower mating surface 101a-12 which are matched with the forward driving bevel 101b-5, and the rear slot wall of the oval slot is provided with a first retraction driving upper mating surface 101a-13 and a first retraction driving lower mating surface 101a-14 which are matched with the retraction driving bevel 101 b-3.
With continued reference to fig. 1-7, the upper die holder is provided with a material pressing body 102, the driven wedge driving assembly 101 penetrates through a driving assembly assembling hole of the material pressing body 102 and is connected with a driven wedge 103, the driven wedge 103 is connected with a driven wedge insert 104, a negative-angle flanging molding cavity 106 matched with the driving wedge flanging insert 201 is formed at the driven wedge insert 104, the material pressing body 102 is connected with the upper die holder through a nitrogen spring 105, a negative-angle flanging jacking block 208a is arranged at the position, close to the driving wedge flanging insert 201, of the lower punch 208, and the negative-angle flanging jacking block 208a is provided with a sliding inclined surface 208b for the driving wedge flanging insert 201 to slide into the negative-angle flanging molding cavity 106.
Referring to fig. 8, the driving tapered wedge flanging insert 201 has a driving tapered wedge flanging insert seat 201a, and a driving tapered wedge flanging insert tongue block 201b disposed on the driving tapered wedge flanging insert seat 201a, and the driving tapered wedge flanging insert tongue block 201b has a front top inclined surface 201c matched with the sliding inclined surface 208 b.
Referring to fig. 12-13, which are perspective views of the upper lid assembly, it can be seen from the views that the inner negative angle bead M1 is distributed at the edge of the upper lid assembly, the present embodiment uses two sets of mold components to complete the processing operation of the inner negative angle bead M1, and the mold structure for the side bead of the stamping mold is configured to match the shape of the parts and the station of the upper lid assembly.
The working principle of the utility model is as follows: when the die is installed on a press, an upper die runs from top to bottom, firstly, an upper die pressure plate (namely a pressure material body) contacts a lower die molded surface, a nitrogen spring of the upper die pressure plate starts to be compressed, an upper die base continues to descend, a driving surface of a driven wedge driving assembly contacts a driven wedge, the driven wedge starts to move forwards and stops until a designated position. And the upper die continues to move downwards, an external standard wedge (namely the driving wedge flanging insert 201) starts to contact and move inwards, and contacts a part to start flanging, the flanging is completed after the stroke of the upper die, and the upper die starts to move upwards.
The upper die starts to move upwards, the external standard flanging wedge starts to move outwards, and the flanging insert starts to separate from a product. And the upper die continues to move upwards, the back-off driving surface of the internal driven wedge contacts with the driven wedge, and the driven wedge starts to move inwards and is separated from the product. And the upper die continues to move upwards, after the stroke of the nitrogen gas spring of the upper die pressing material plate is completely released, the upper die pressing material plate starts to separate from the product until the upper die runs to the top dead center, and at the moment, the complete reciprocating motion of the driven wedge is completed, so that the processing of the stamping part product is completed.
It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.
Claims (6)
1. The utility model provides a mould structure that is arranged in side turn-ups of stamping die which characterized in that, it includes: an upper die base and a lower die base;
the lower die base is provided with a guide seat with a guide rod, the guide rod of the guide seat is provided with a driving inclined wedge flanging insert fixing seat, the front end of the driving inclined wedge flanging insert fixing seat is provided with a driving inclined wedge flanging insert, an inclined guide groove of the driving inclined wedge flanging insert fixing seat is provided with a sliding claw of a flanging first inclined wedge, and the flanging first inclined wedge is fixed on the upper die base through the flanging first inclined wedge fixing seat;
the lower die base is provided with a lower male die, a split upper die base fixed on the upper die base is arranged above the lower male die, and the split upper die base is provided with a driven wedge driving assembly;
the upper die base is provided with a material pressing body, the driven wedge driving assembly penetrates through a driving assembly assembling hole of the material pressing body and is connected with a driven wedge, the driven wedge is connected with a driven wedge insert, and a negative angle flanging molding cavity matched with the driving wedge flanging insert is formed at the position of the driven wedge insert.
2. The die structure for the side burring of a press die of claim 1, wherein the press body is connected to the upper die holder by a nitrogen spring.
3. The die structure for the side flanging of the stamping die according to claim 1, wherein a negative angle flanging top-stopping block is arranged at the position, close to the driving wedge flanging insert, of the lower male die, and the negative angle flanging top-stopping block is provided with a sliding inclined surface for the driving wedge flanging insert to slide into the negative angle flanging forming cavity.
4. The die structure for the middle side flanging of the stamping die as claimed in claim 1, wherein the driving tapered wedge flanging insert has a driving tapered wedge flanging insert block seat and a driving tapered wedge flanging insert tongue block arranged on the driving tapered wedge flanging insert block seat, and the driving tapered wedge flanging insert tongue block has a front top inclined surface matched with the sliding inclined surface.
5. The die structure for side flanging in a stamping die according to claim 1, wherein the passive wedge driving assembly comprises:
a drive arm connected to the passive cam;
the advancing and retreating driving block is arranged at the rear end of the driving arm, connected to the split upper die base and comprises: the anti-rotation driving device comprises a driven wedge advancing driving plate and driven wedge backing anti-rotation driving plates arranged on two sides of the driven wedge advancing driving plate, wherein a backing driving block with a backing driving inclined plane is arranged on the inner side of each driven wedge backing anti-rotation driving plate, and the advancing and backing driving blocks are provided with advancing driving inclined planes;
the driving arm is provided with a driving head located in a cavity formed by the advancing and retreating driving blocks.
6. The die structure for the side flanging of the stamping die as recited in claim 5, wherein the driving head is provided with a waist-shaped groove, and the retraction driving block is positioned at the waist-shaped groove;
the end head of the driving head is provided with a first forward driving upper matching surface and a first forward driving lower matching surface which are matched with the forward driving inclined surface;
the back groove wall of the waist-shaped groove is provided with a first back driving upper matching surface and a first back driving lower matching surface which are matched with the back driving inclined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023087773.8U CN214078850U (en) | 2020-12-21 | 2020-12-21 | Die structure for side flanging in stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023087773.8U CN214078850U (en) | 2020-12-21 | 2020-12-21 | Die structure for side flanging in stamping die |
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| Publication Number | Publication Date |
|---|---|
| CN214078850U true CN214078850U (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023087773.8U Active CN214078850U (en) | 2020-12-21 | 2020-12-21 | Die structure for side flanging in stamping die |
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| Country | Link |
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| CN (1) | CN214078850U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846520A (en) * | 2023-01-09 | 2023-03-28 | 上海航空发动机制造有限公司 | Die structure for negative-angle flanging |
| CN118950852A (en) * | 2024-08-29 | 2024-11-15 | 岚图汽车科技有限公司 | A kind of inclined wedge flanging mechanism |
-
2020
- 2020-12-21 CN CN202023087773.8U patent/CN214078850U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846520A (en) * | 2023-01-09 | 2023-03-28 | 上海航空发动机制造有限公司 | Die structure for negative-angle flanging |
| CN118950852A (en) * | 2024-08-29 | 2024-11-15 | 岚图汽车科技有限公司 | A kind of inclined wedge flanging mechanism |
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