CN217223225U - Stamping die for front end cover of automobile exhaust muffler - Google Patents
Stamping die for front end cover of automobile exhaust muffler Download PDFInfo
- Publication number
- CN217223225U CN217223225U CN202123398377.1U CN202123398377U CN217223225U CN 217223225 U CN217223225 U CN 217223225U CN 202123398377 U CN202123398377 U CN 202123398377U CN 217223225 U CN217223225 U CN 217223225U
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- China
- Prior art keywords
- die
- guide
- lower die
- block
- positioning
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- 238000004080 punching Methods 0.000 abstract description 25
- 238000000034 method Methods 0.000 abstract description 10
- 230000009977 dual effect Effects 0.000 abstract description 3
- 230000003584 silencer Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Punching Or Piercing (AREA)
Abstract
The utility model discloses a stamping die for a front end cover of an automobile exhaust muffler, which comprises a lower die frame, a die core and two positioning pins, wherein the die core is arranged on the upper wall surface of the lower die frame, the lower die frame is provided with a plurality of positioning holes, the two positioning pins are respectively arranged in the positioning holes arranged on the lower die frame, a guide structure is arranged in the plurality of positioning holes arranged on the lower die frame, the outer wall surfaces of the two positioning pins are sleeved with a lower die structure, and the outer wall surfaces of the two positioning pins are sleeved with an upper die structure; the guide structure includes: the four first guide posts, the four second guide posts and the four first return springs; the utility model discloses when carrying out the punching press to the work piece, carry out dual fixed to the punching press original paper, solve the problem that the in-process punching press original paper punching press department of punching press took place to stick up the limit, prevent the punching press in-process next time, the original paper that dashes out takes place to stick up the limit and becomes to influence the use.
Description
Technical Field
The utility model belongs to the stamping die field especially relates to a be used for automobile exhaust silencer front end housing stamping die.
Background
The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.
However, when the existing stamping die for the front end cover of the automobile exhaust silencer is used for stamping, the section is easy to shift to cause edge warping, the problem of low production percent of pass is caused, the existing stamping die for the front end cover of the automobile exhaust silencer is complex in part and difficult to disassemble and assemble, and the problem of accuracy reduction is easily caused by long-term use.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model provides a be used for automobile exhaust silencer front end housing stamping die when carrying out the punching press to the work piece, carries out dual fixed to the punching press original paper, solves the problem that the in-process punching press original paper punching press department of punching press took place to stick up the limit, prevents the punching press in-process next time, and the original paper that dashes out takes place to stick up the limit and becomes to influence the use, the utility model discloses simple structure, all parts all adopt national standard part, reduction in production cost, just the utility model discloses easy dismounting, simple to use is convenient for clear up and is maintained, increase of service life.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a stamping die for a front end cover of an automobile exhaust muffler comprises a lower die frame, a die core and two positioning pins, wherein the die core is installed on the upper wall surface of the lower die frame, the lower die frame is provided with a plurality of positioning holes, the two positioning pins are respectively installed in the positioning holes formed in the lower die frame, a guide structure is installed in the plurality of positioning holes formed in the lower die frame, the outer wall surfaces of the two positioning pins are sleeved with a lower die structure, and the outer wall surfaces of the two positioning pins are sleeved with an upper die structure; the guide structure includes: the four first guide posts, the four second guide posts and the four first return springs; the four first guide columns are respectively installed in a plurality of positioning holes formed in the lower die carrier, the four second guide columns are respectively installed in a plurality of positioning holes formed in the lower die carrier, and the four first return springs are respectively sleeved on the outer wall surfaces of the four second guide columns.
As the utility model discloses a be used for automobile exhaust silencer front end housing stamping die to be preferred, lower die structure includes: the lower module, the positioning block and the clamping block; the lower module is provided with a sliding groove and is sleeved on the outer wall surfaces of the two positioning pins, the positioning block is installed on the upper wall surface of the lower module, and the clamping block is installed in the sliding groove formed in the lower module.
As the utility model discloses a be used for automobile exhaust silencer front end housing stamping die to be preferred, go up the die structure and include: the upper module, the connecting block, the guide columns and the second return springs; go up the outer wall of module suit at two locating pins, the connecting block suit is at the outer wall of two locating pins, the guide block suit is at the outer wall of two locating pins, and is a plurality of the guide post is installed respectively at the last wall of connecting block, and is a plurality of second reset spring suit is a plurality of respectively the outer wall of guide post.
As the utility model discloses a be used for automobile exhaust silencer front end housing stamping die preferred, four the outer wall cover of first guide post is equipped with the die carrier.
As the utility model discloses a be used for automobile exhaust silencer front end housing stamping die to be preferred, two uide bushings are installed to the outer wall of lower module.
As the utility model discloses a be used for that automobile exhaust silencer front end housing stamping die is preferred, the section bar is installed to the last wall of mould benevolence.
As the utility model discloses a be used for that automobile exhaust silencer front end housing stamping die is preferred, a plurality of the outer wall cover of guide post is equipped with the brake.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses when carrying out the punching press to the work piece, carry out dual fixed to the punching press original paper, solve the problem that the in-process punching press original paper punching press department of punching press took place to stick up the limit, prevent the punching press in-process of next time, the original paper that dashes out takes place to stick up the limit and becomes to influence the use.
2. The utility model discloses simple structure, all parts all adopt national standard part, reduction in production cost, just the utility model discloses easy dismounting, simple to use, the clearance of being convenient for is maintained, increase of service life.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a partial sectional view of a front view structure schematic diagram according to the present invention;
fig. 3 is a partial sectional view of a right-side view structural diagram according to the present invention;
fig. 4 is a cross-sectional view of a schematic top view of the present invention; .
In the figure: 1. a lower die frame; 2. positioning pins; 3. a mold core; 4. a first guide post; 5. a second guide post; 6. a first return spring; 7. a lower module; 8. positioning blocks; 9. a clamping block; 10. an upper module; 11. connecting blocks; 12. a guide block; 13. a guide post; 14. a second return spring; 15. feeding a mold frame; 16. a guide sleeve; 17. a section bar; 18. and (5) a brake.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, the utility model provides a be used for automobile exhaust silencer front end housing stamping die:
the first embodiment is as follows:
as can be seen from the attached drawings 1-4 of the specification, the scheme comprises a lower die frame 1, a die core 3 and two positioning pins 2, wherein the die core 3 is installed on the upper wall surface of the lower die frame 1, the lower die frame 1 is provided with a plurality of positioning holes, the two positioning pins 2 are respectively installed in the positioning holes formed in the lower die frame 1, guide structures are installed in the plurality of positioning holes formed in the lower die frame 1, the outer wall surfaces of the two positioning pins 2 are sleeved with lower die structures, and the outer wall surfaces of the two positioning pins 2 are sleeved with upper die structures; the guide structure includes: four first guide posts 4, four second guide posts 5 and four first return springs 6; four first guide posts 4 are respectively installed in a plurality of positioning holes formed in the lower die carrier 1, four second guide posts 5 are respectively installed in a plurality of positioning holes formed in the lower die carrier 1, four first return springs 6 are respectively sleeved on the outer wall surfaces of the four second guide posts 5, when the die is used, the lower die carrier 1 is used for fixing two positioning pins 2 and a die core 3, and the four first guide posts 4 and the four second guide posts 5 play a role in guiding the lower die structure and the upper die structure.
Example two:
as can be seen from fig. 1 to 4 of the specification, in the specific implementation process, the lower die structure includes: the lower module 7, the positioning block 8 and the clamping block 9; the lower module 7 is provided with a chute and is sleeved on the outer wall surfaces of the two positioning pins 2, the positioning block 8 is installed on the upper wall surface of the lower module 7, the clamping block 9 is installed in the chute formed in the lower module 7, when the lower module 7 is under pressure in use, the lower module moves downwards along the die core 3, when the lower module 7 moves, the two guide sleeves 16 are driven to move downwards along the four second guide posts 5, the four first reset springs 6 are compressed at the same time, when the pressure disappears, the four first reset springs 6 reset and drive the two guide sleeves 16 to move upwards along the four second guide posts 5, the two guide sleeves 16 drive the lower module 7 to move upwards, and when an operator discharges materials, a clamping system of a punching machine drives the clamping block 9 to move along the chute formed in the lower module 7 to push the section 17 against the positioning block 8, so as to form transverse clamping.
Example three:
as can be seen from fig. 1 to 4 of the specification, in the implementation process, the upper mold structure includes: the device comprises an upper module 10, a connecting block 11, a guide block 12, a plurality of guide columns 13 and a plurality of second return springs 14; the upper die block 10 is sleeved on the outer wall surfaces of the two positioning pins 2, the connecting block 11 is sleeved on the outer wall surfaces of the two positioning pins 2, the guide block 12 is sleeved on the outer wall surfaces of the two positioning pins 2, the guide posts 13 are respectively installed on the upper wall surfaces of the connecting block 11, the second return springs 14 are respectively sleeved on the outer wall surfaces of the guide posts 13, when the stamping die is used, the stamping die machine is started, the stamping die machine drives the upper die frame 15 to move downwards along the four first guide posts 4, the upper die frame 15 drives the guide block 12 to move downwards along the two positioning pins 2, the guide block 12 drives the connecting block 11 to move downwards along the two positioning pins 2, the connecting block 11 drives the upper die block 10 to move downwards along the two positioning pins 2, during the period, when the connecting block 11 moves, the guide posts 13 and the second return springs 14 are driven to move, the brake 18 moves along the guide posts 13, and when the brake 18 contacts the section bar 17, the punching machine drives the upper die carrier 15 to continuously move downwards along the four first guide posts 4, at the same time, the brake 18 moves upwards along the guide posts 13, the second reset springs 14 extend, the generated elastic force enables the brake 18 to longitudinally clamp the section bar 17 on the die core 3, the guide block 12, the connecting block 11 and the upper die block 10 continuously move downwards along the two positioning pins 2, when the upper wall surface of the brake 18 is contacted with the upper die carrier 15, the upper die block 10 punches the section bar 17, the upper die block 10 drives the lower die block 7 to move downwards along the die core 3, the lower die block 7 drives the two guide sleeves 16 to move downwards along the four second guide posts 5, when the punching machine drives the upper die carrier 15 to move upwards along the four first guide posts 4, the connecting and positioning device in the upper die carrier 15 drives the guide block 12, the connecting block 11 and the upper die block 10 to move upwards along the two positioning pins 2, the plurality of second reset springs 14 reset the brake 18, the brake 18 ejects the formed section 17 from the inside of the upper module 10 so as to avoid the phenomenon of die sticking, meanwhile, the four first reset springs 6 jack up and reset the two guide sleeves 16 along the four first guide posts 4, the two guide sleeves 16 drive the lower module 7 to reset along the die core 3 and flush with the die core 3, finally, the clamping system drives the clamping block 9 to loosen, and the operator takes out the section 17.
Now, the operation principle of the present invention is described as follows:
when the utility model is used, an operator places the section bar 17 on the upper wall surface of the die core 3, then the clamping system of the punching machine tool is started, the clamping system drives the clamping block 9 to fix the section bar 17 on the positioning block 8, then the punching machine tool is started, the punching machine tool drives the upper die carrier 15 to move downwards along the four first guide posts 4, the upper die carrier 15 drives the guide block 12 to move downwards along the two positioning pins 2, the guide block 12 drives the connecting block 11 to move downwards along the two positioning pins 2, the connecting block 11 drives the upper die carrier 10 to move downwards along the two positioning pins 2, during the period, when the connecting block 11 moves, the plurality of guide posts 13 and the plurality of second reset springs 14 are driven to move, the brake 18 moves along the plurality of guide posts 13, when the brake 18 contacts the section bar 17, the punching machine tool drives the upper die carrier 15 to continue to move downwards along the four first guide posts 4, at the moment, the brake 18 moves upwards along the plurality of guide posts 13, the second reset springs 14 extend to generate elastic force to enable the brake 18 to clamp the section 17 on the die core 3 longitudinally, the guide blocks 12, the connecting blocks 11 and the upper die block 10 continue to move downwards along the two positioning pins 2, when the upper wall surface of the brake 18 is contacted with the upper die frame 15, the upper die block 10 performs punch forming on the section 17, the upper die block 10 drives the lower die block 7 to move downwards along the die core 3 in the period, the lower die block 7 drives the two guide sleeves 16 to move downwards along the four second guide posts 5, when the upper die frame 15 is driven by the punch press to move upwards along the four first guide posts 4, the connecting and positioning device in the upper die frame 15 drives the guide blocks 12, the connecting blocks 11 and the upper die block 10 to move upwards along the two positioning pins 2 in the period, the second reset springs 14 reset the brake 18, and the brake 18 ejects the formed section 17 out of the upper die block 10 to avoid the phenomenon of die sticking, meanwhile, the four first reset springs 6 jack up and reset the two guide sleeves 16 along the four first guide columns 4, the two guide sleeves 16 drive the lower module 7 to reset along the die core 3 and flush with the die core 3, finally, the clamping system drives the clamping block 9 to loosen, an operator takes out the section bar 17, and the lower die carrier 1 plays a supporting role.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The stamping die for the front end cover of the automobile exhaust muffler comprises a lower die frame (1), a die core (3) and two positioning pins (2), and is characterized in that the die core (3) is installed on the upper wall surface of the lower die frame (1), the lower die frame (1) is provided with a plurality of positioning holes, the two positioning pins (2) are respectively installed in the positioning holes formed in the lower die frame (1), guide structures are installed in the plurality of positioning holes formed in the lower die frame (1), the outer wall surfaces of the two positioning pins (2) are sleeved with lower die structures, and the outer wall surfaces of the two positioning pins (2) are sleeved with upper die structures;
the guide structure includes: four first guide posts (4), four second guide posts (5) and four first return springs (6);
the four first guide posts (4) are respectively installed in a plurality of positioning holes formed in the lower die carrier (1), the four second guide posts (5) are respectively installed in a plurality of positioning holes formed in the lower die carrier (1), and the four first return springs (6) are respectively sleeved on the outer wall surfaces of the four second guide posts (5).
2. The stamping die for the front end cover of the automobile exhaust muffler according to claim 1, wherein the lower die structure comprises: the lower module (7), the positioning block (8) and the clamping block (9);
the lower module (7) is provided with a sliding groove and is sleeved on the outer wall surfaces of the two positioning pins (2), the positioning block (8) is installed on the upper wall surface of the lower module (7), and the clamping block (9) is installed in the sliding groove formed in the lower module (7).
3. The stamping die for the front end cover of the automobile exhaust muffler according to claim 1, wherein the upper die structure comprises: the device comprises an upper module (10), a connecting block (11), a guide block (12), a plurality of guide columns (13) and a plurality of second return springs (14);
go up module (10) suit at the outer wall of two locating pins (2), connecting block (11) suit is at the outer wall of two locating pins (2), guide block (12) suit is at the outer wall of two locating pins (2), and is a plurality of guide post (13) are installed respectively at the last wall of connecting block (11), and is a plurality of second reset spring (14) suit is a plurality of respectively the outer wall of guide post (13).
4. The stamping die for the front end cover of the automobile exhaust muffler is characterized in that an upper die frame (15) is sleeved on the outer wall surfaces of the four first guide columns (4).
5. The stamping die for the front end cover of the automobile exhaust muffler is characterized in that two guide sleeves (16) are arranged on the outer wall surface of the lower module (7).
6. The stamping die for the front end cover of the automobile exhaust muffler is characterized in that the section bar (17) is arranged on the upper wall surface of the die core (3).
7. The stamping die for the front end cover of the automobile exhaust muffler is characterized in that the outer wall surfaces of a plurality of guide columns (13) are sleeved with dampers (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123398377.1U CN217223225U (en) | 2021-12-30 | 2021-12-30 | Stamping die for front end cover of automobile exhaust muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123398377.1U CN217223225U (en) | 2021-12-30 | 2021-12-30 | Stamping die for front end cover of automobile exhaust muffler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217223225U true CN217223225U (en) | 2022-08-19 |
Family
ID=82826928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123398377.1U Expired - Fee Related CN217223225U (en) | 2021-12-30 | 2021-12-30 | Stamping die for front end cover of automobile exhaust muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217223225U (en) |
-
2021
- 2021-12-30 CN CN202123398377.1U patent/CN217223225U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220819 |