CN219541493U - Stamping die for preventing burrs on surface of product - Google Patents
Stamping die for preventing burrs on surface of product Download PDFInfo
- Publication number
- CN219541493U CN219541493U CN202321029131.3U CN202321029131U CN219541493U CN 219541493 U CN219541493 U CN 219541493U CN 202321029131 U CN202321029131 U CN 202321029131U CN 219541493 U CN219541493 U CN 219541493U
- Authority
- CN
- China
- Prior art keywords
- sliding block
- slider
- product
- die
- lower die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The utility model discloses a stamping die for preventing burrs on the surface of a product, which relates to the technical field of dies and comprises an upper die and a lower die which are matched, wherein the upper die is provided with an upper die cavity, the lower die is provided with a lower die cavity, and after the upper die and the lower die are clamped, the upper die cavity and the lower die cavity form a die cavity for placing the product; the lower die is provided with a groove corresponding to the position of the lower die cavity, a first sliding block and a second sliding block are in sliding fit in the groove, the first sliding block and the second sliding block are symmetrically arranged at intervals, the lower ends of the first sliding block and the second sliding block are connected with an elastic buffer structure, the upper die is provided with a punching head in a protruding mode corresponding to the position of the upper die cavity, the punching head corresponds to the position of the groove, and the first sliding block and the second sliding block can move in the groove in the opposite direction or back direction through the elastic buffer structure; the problem that the edge of the product, which is positioned at the through hole, cannot generate burrs is solved, the yield of the product is greatly improved, the appearance requirement of the product is met, the process of reworking the burrs is omitted, and the production cost is effectively saved.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a stamping die for preventing burrs on the surface of a product.
Background
The stamping die is a special technological equipment for processing materials into parts or semi-finished products in cold stamping, is called cold stamping die, and is a pressure processing method for obtaining required parts by applying pressure to the materials by using a die arranged on a press machine at room temperature to separate or plastically deform the materials.
In the prior art, as shown in fig. 1, the structure is an i-shaped nail, the i-shaped nail is a structure with a large upper part and a small lower part, in particular, the diameter of the upper end of the i-shaped nail is larger than that of the lower end of the i-shaped nail, in the production process, a product plate needs to be stamped on the plate through a corresponding stamping die, as shown in fig. 2, the structure is a stamping die corresponding to the plate in the prior art, a stamping hole is formed in the lower die, the plate is provided with a through hole matched with the stamping hole, the diameter of the stamping hole and the through hole are the same as (or slightly larger than and smaller than that of the upper end of the i-shaped nail), the upper end of the I-shaped nail is placed at the position of the through hole, the upper end of the I-shaped nail is borne on the surface of the plate at the position of the through hole, the lower end of the I-shaped nail penetrates out of the plate and stretches into the punching hole, the upper end of the I-shaped nail is punched on the plate through the punching head of the upper die, in the process, the lower end face of the plate at the position of the through hole is extruded under the punching action of the punching head, the burr is generated at the edge of the lower end face of the plate at the position of the through hole, the appearance standard of a product is not met, the product is required to be circulated and processed, and the labor is wasted.
There is a need for an improved solution to the above-mentioned problems.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.
The stamping die for preventing burrs on the surface of a product comprises an upper die and a lower die which are matched, wherein the upper die is provided with an upper die cavity, the lower die is provided with a lower die cavity, and after the upper die and the lower die are matched, the upper die cavity and the lower die cavity form a die cavity for placing the product;
the lower die is provided with a groove corresponding to the position of the lower die cavity, a first sliding block and a second sliding block are in sliding fit in the groove, the first sliding block and the second sliding block are symmetrically arranged at intervals, the lower ends of the first sliding block and the second sliding block are connected with an elastic buffer structure, the upper die is provided with a punching head in a protruding mode corresponding to the position of the upper die cavity, the punching head corresponds to the position of the groove, and the first sliding block and the second sliding block can move in the groove in the opposite direction or back direction through the elastic buffer structure;
when first slider and second slider carry out the motion in opposite directions in the recess, first slider and second slider contract in the recess in, and first slider and second slider butt joint form the punching press hole that acts on the product, wherein, first slider is located the protruding first carrier block that is equipped with in inboard upper end in punching press hole, second slider is located the protruding second carrier block that is equipped with in inboard upper end in punching press hole, and first carrier block and second carrier block butt joint form and bear annular portion, when first slider and second slider carry out the motion dorsad in the recess, first slider and second slider stretch out in the recess, and first carrier block and second carrier block mutually separate.
As a further scheme of the utility model: the outer side wall of the first sliding block and the outer side wall of the second sliding block are respectively propped against the inner side wall of the groove, and the matching surfaces of the first sliding block and the second sliding block are in inclined surface guiding matching.
As a further scheme of the utility model: the elastic buffer structure comprises a first elastic telescopic structure connected to the lower end of the first sliding block, a second elastic telescopic structure connected to the lower end of the second sliding block and a third elastic telescopic structure connected between the first elastic telescopic structure and the second elastic telescopic structure, and the first elastic telescopic structure and the second elastic telescopic structure are both in sliding connection with the lower die.
As a further scheme of the utility model: the first elastic telescopic structure and the second elastic telescopic structure comprise a base fixedly arranged on the lower die and a telescopic rod slidingly connected to the base, the lower end of the telescopic rod is provided with a sliding end, a sliding rail is arranged in the base, and the sliding end is embedded in the sliding rail and is in sliding fit with the sliding rail.
As a further scheme of the utility model: the third elastic telescopic structures are respectively connected between the two telescopic rods.
As a further scheme of the utility model: the diameter of the punching head is larger than the diameter of the punching hole and smaller than the diameter of the groove.
Compared with the prior art, the utility model has the following beneficial effects:
in the production process, through manual work or manipulator's mode place the I-shaped nail in the through-hole position of product, the upper end of I-shaped nail can bear the surface that is located the through-hole position at the product, the lower extreme of I-shaped nail then is in the through-hole, the product that will have the I-shaped nail is placed on lower die cavity again, in this process, the product that has the I-shaped nail bears on first slider and second slider, first slider and second slider receive the effect of gravity of the product that has the I-shaped nail down, and drive through elastic buffer structure, first slider and second slider shrink in the recess and move in opposite directions, make first slider and second slider can dock inside the punching press hole that forms to match in the product through-hole, and the inner wall upper end in punching press hole forms an interior protruding and bear annular portion, this bear annular portion can bear on the edge of product through-hole lower extreme, after last mould and lower mould compound die, the punching press the I-pin, the edge of product through-hole lower extreme can not produce the problem of crowding down owing to bear annular portion, namely, the problem that has been saved through the annular portion has been born, the product through the problem of carrying annular portion, the problem of the product that has been had the appearance of the product is located the inside is saved, the product through-hole has been changed, the problem of the product has been produced, the product has finished product has the appearance, the appearance has been greatly has been saved, and has finished product appearance.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view of the structure of an I-shaped staple;
FIG. 2 is a schematic structural view of a stamping die for a corresponding product in the prior art;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A;
FIG. 4 is a schematic diagram of the structure of the present utility model;
FIG. 5 is an enlarged schematic view of the structure at B in FIG. 4;
FIG. 6 is an enlarged schematic view of the structure at C in FIG. 5;
FIG. 7 is a schematic view of a structure of the first slider and the second slider protruding from the groove according to the present utility model;
FIG. 8 is a schematic view of the structure of the present utility model when the first slider and the second slider are abutted;
fig. 9 is a schematic view of the structure of the present utility model when the first slider and the second slider are separated.
Reference numerals and names in the drawings are as follows:
1. an upper die; 2. a lower die; 3. an upper die cavity; 4. a lower die cavity; 5. a groove; 6. a first slider; 7. a second slider; 8. an elastic buffer structure; 9. punching heads; 10. punching a hole; 11. a first carrier block; 12. a second carrier block; 13. a carrier ring portion; 14. a first elastic telescopic structure; 15. a second elastic expansion structure; 16. a third elastic telescoping structure; 17. a base; 18. a telescopic rod; 19. an I-shaped nail; 20. a product; 21. and a through hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 3-9, in an embodiment of the present utility model, a stamping die for an i-pin 19 includes an upper die 1 and a lower die 2 which are matched, wherein the upper die 1 has an upper die cavity 3, the lower die 2 has a lower die cavity 4, and after the upper die 1 and the lower die 2 are clamped, the upper die cavity 3 and the lower die cavity 4 form a die cavity for placing a product 20;
the lower die 2 is provided with a groove 5 corresponding to the position of the lower die cavity 4, a first sliding block 6 and a second sliding block 7 are in sliding fit in the groove 5, the first sliding block 6 and the second sliding block 7 are symmetrically arranged at intervals, the lower ends of the first sliding block 6 and the second sliding block 7 are connected with an elastic buffer structure 8, the upper die 1 is provided with a punching head 9 in a protruding mode corresponding to the position of the upper die cavity 3, the punching head 9 corresponds to the position of the groove 5, and the first sliding block 6 and the second sliding block 7 can move in the groove 5 in opposite directions or back to each other through the elastic buffer structure 8;
when the first slide block 6 and the second slide block 7 move in the groove 5 in opposite directions, the first slide block 6 and the second slide block 7 shrink in the groove 5, and the first slide block 6 and the second slide block 7 are butted to form a punching hole 10 acting on a product 20, wherein a first bearing block 11 is convexly arranged at the upper end of the inner side of the punching hole 10 of the first slide block 6, a second bearing block 12 is convexly arranged at the upper end of the inner side of the punching hole 10 of the second slide block 7, and the first bearing block 11 and the second bearing block 12 are butted to form a bearing annular part 13, when the first slide block 6 and the second slide block 7 move in the groove 5 in opposite directions, the first slide block 6 and the second slide block 7 stretch out of the groove 5, and the first bearing block 11 and the second bearing block 12 are mutually separated.
According to the technical scheme of the utility model, the groove 5 is formed in the position of the through hole 21 of the product 20 on the lower die 2, the first sliding block 6 and the second sliding block 7 are in sliding fit in the groove 5, the first sliding block 6 and the second sliding block 7 are symmetrically and at intervals, the elastic buffer structure 8 is connected to the lower end of the first sliding block 6 and the lower end of the second sliding block 7, when no external force acts, the upper ends of the first sliding block 6 and the second sliding block 7 extend out of the groove 5 under the action of the elastic buffer structure 8, the first sliding block 6 and the second sliding block 7 are in a separated state, and when external force acts, the first sliding block 6 and the second sliding block 7 can move in the groove 5 in opposite directions through the elastic buffer structure 8 and are retracted in the groove 5, and are butted with each other to form the punching hole 10 matched with the product 20, the first bearing block 11 is convexly arranged at the upper inner side end of the first sliding block 6, the upper side of the second sliding block 7 is convexly provided with the second bearing block 12, and the first bearing block 11 and the second bearing block 12 are butted with each other to form the annular bearing part 13;
in the production process, the I-shaped nail 19 is placed at the position of the through hole 21 of the product 20 in a manual or mechanical arm mode, the upper end of the I-shaped nail 19 can bear the surface of the product 20 at the position of the through hole 21, the lower end of the I-shaped nail 19 is penetrated out of the through hole 21, the product 20 with the I-shaped nail 19 is placed on the lower die cavity 4, in the process, the product 20 with the I-shaped nail 19 is borne on the first sliding block 6 and the second sliding block 7, the first sliding block 6 and the second sliding block 7 are driven by the gravity of the product 20 with the I-shaped nail 19 and are driven by the elastic buffer structure 8, the first sliding block 6 and the second sliding block 7 are contracted in the groove 5 and move in opposite directions, the first sliding block 6 and the second sliding block 7 can be butted, the punched hole 10 matched with the through hole 21 of the product 20 is formed in the butt joint inner part, the inner wall upper end of the punched hole 10 is provided with an inwards convex bearing annular part 13, the bearing annular part 13 can bear the edge of the lower end of the through hole 21 of the product 20, after the upper die 1 and the lower die 2 are matched with the upper die 1 and the lower die 2, the bearing annular part 9 is not matched with the annular part of the product 21, and the bearing edge of the product 21 is omitted, and the bearing edge of the product 21 is not required to be produced, and the annular part is not to bear the annular part of the product 21 is required to be produced, and the product material is finished, the product is finished, the problem is 20 is due to the problem is that the bearing the edge of the product is 20 is greatly is due to the fact that the bearing the edge of the annular part 21 and the edge of the product 21 is has the edge bearing the edge 21 through the lower end 21 through the upper end and the hole 21.
In the embodiment of the utility model, the outer side wall of the first sliding block 6 and the outer side wall of the second sliding block 7 respectively lean against the inner side wall of the groove 5, and the matching surfaces of the first sliding block and the second sliding block are in inclined guiding matching.
Through inclined plane guide fit's setting, do benefit to the precision of first slider 6 and the butt joint of second slider 7, and stability can be guaranteed.
In the embodiment of the utility model, the elastic buffer structure 8 comprises a first elastic telescopic structure 14 connected to the lower end of the first sliding block 6, a second elastic telescopic structure 15 connected to the lower end of the second sliding block 7, and a third elastic telescopic structure 16 connected between the first elastic telescopic structure 14 and the second elastic telescopic structure 15, wherein the first elastic telescopic structure 14 and the second elastic telescopic structure 15 are both connected to the lower die 2 in a sliding manner;
the first elastic telescopic structure 14 and the second elastic telescopic structure 15 both comprise a base 17 fixedly arranged on the lower die 2 and a telescopic rod 18 connected to the base 17 in a sliding manner, a sliding end (not shown) is arranged at the lower end of the telescopic rod 18, a sliding rail (not shown) is arranged in the base 17, and the sliding end is embedded in the sliding rail and is in sliding fit with the sliding rail;
the third elastic telescopic structure 16 is connected between two telescopic rods 18, respectively.
Through being fixed with base 17 in lower mould 2, combine the slide rail in the base 17 and the slip end of telescopic link 18 lower extreme for first slider 6 and second slider 7 can carry out opposite direction motion or back to through telescopic link 18 self elasticity flexible function, make first slider 6 and second slider 7 can carry out the action of shrinking or stretching out, wherein, third elasticity flexible structure 16 can be the spring type structure for reset is carried out after first slider 6 and second slider 7 shrink, is the back motion.
In the embodiment of the utility model, the diameter of the punching head 9 is larger than the diameter of the punching hole 10 and smaller than the diameter of the groove 5.
I.e. the diameter of the punch 9 is larger than the diameter of the i-nail 19, so that the effective stamping area of the punch 9 on the i-nail 19 is ensured.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (6)
1. The stamping die for preventing burrs on the surface of a product comprises an upper die and a lower die which are matched, wherein the upper die is provided with an upper die cavity, the lower die is provided with a lower die cavity, after the upper die and the lower die are matched, the upper die cavity and the lower die cavity form a die cavity for placing the product, and the stamping die is characterized in that,
the lower die is provided with a groove corresponding to the position of the lower die cavity, a first sliding block and a second sliding block are in sliding fit in the groove, the first sliding block and the second sliding block are symmetrically arranged at intervals, the lower ends of the first sliding block and the second sliding block are connected with an elastic buffer structure, the upper die is provided with a punching head in a protruding mode corresponding to the position of the upper die cavity, the punching head corresponds to the position of the groove, and the first sliding block and the second sliding block can move in the groove in the opposite direction or back direction through the elastic buffer structure;
when first slider and second slider carry out the motion in opposite directions in the recess, first slider and second slider contract in the recess in, and first slider and second slider butt joint form the punching press hole that acts on the product, wherein, first slider is located the protruding first carrier block that is equipped with in inboard upper end in punching press hole, second slider is located the protruding second carrier block that is equipped with in inboard upper end in punching press hole, and first carrier block and second carrier block butt joint form and bear annular portion, when first slider and second slider carry out the motion dorsad in the recess, first slider and second slider stretch out in the recess, and first carrier block and second carrier block mutually separate.
2. The stamping die for preventing burrs on the surface of a product according to claim 1, wherein the outer side wall of the first sliding block and the outer side wall of the second sliding block are respectively propped against the inner side wall of the groove, and the matching surfaces of the outer side wall of the first sliding block and the outer side wall of the second sliding block are in inclined guiding matching.
3. The stamping die for preventing burrs on the surface of a product according to claim 2, wherein the elastic buffer structure comprises a first elastic telescopic structure connected to the lower end of the first sliding block, a second elastic telescopic structure connected to the lower end of the second sliding block, and a third elastic telescopic structure connected between the first elastic telescopic structure and the second elastic telescopic structure, and the first elastic telescopic structure and the second elastic telescopic structure are both slidably connected to the lower die.
4. The stamping die for preventing burrs on the surface of a product according to claim 3, wherein the first elastic telescopic structure and the second elastic telescopic structure comprise a base fixedly arranged on the lower die and a telescopic rod slidingly connected to the base, the lower end of the telescopic rod is provided with a sliding end, a sliding rail is arranged in the base, and the sliding end is embedded in the sliding rail and slidingly matched with the sliding rail.
5. The stamping die for preventing burrs on a product surface as claimed in claim 4, wherein the third elastic telescopic structures are respectively connected between the two telescopic rods.
6. The stamping die for preventing burrs on the surface of a product according to claim 1, wherein the diameter of the stamping head is larger than the diameter of the stamping hole and smaller than the diameter of the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321029131.3U CN219541493U (en) | 2023-05-04 | 2023-05-04 | Stamping die for preventing burrs on surface of product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321029131.3U CN219541493U (en) | 2023-05-04 | 2023-05-04 | Stamping die for preventing burrs on surface of product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219541493U true CN219541493U (en) | 2023-08-18 |
Family
ID=87728782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321029131.3U Active CN219541493U (en) | 2023-05-04 | 2023-05-04 | Stamping die for preventing burrs on surface of product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219541493U (en) |
-
2023
- 2023-05-04 CN CN202321029131.3U patent/CN219541493U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105081066A (en) | Double-positioning punching mould for rolling bearing leading-in cantilever | |
| US4346581A (en) | Apparatus for manufacturing fittings | |
| CN210098702U (en) | Stamping die | |
| CN219541493U (en) | Stamping die for preventing burrs on surface of product | |
| CN206567395U (en) | A kind of side piercing die of automobile engine reinforcer | |
| CN202461324U (en) | Riveting device | |
| CN204724716U (en) | T-piece compound die | |
| CN210999091U (en) | Trimming and finishing jig | |
| CN204035305U (en) | A kind of five metals Furniture manufacturing turn-cutting die | |
| CN208840277U (en) | Thin-wall workpiece side wall gets tooling ready | |
| CN206731936U (en) | One kind can fast positioning punching machine mold | |
| CN108555153B (en) | Stamping die with trade core structure | |
| CN202571004U (en) | Bulging die for pipeline piece | |
| CN205519193U (en) | Towards aperture mould | |
| CN217451786U (en) | Refrigerator drawing die with lifting ring | |
| CN220679127U (en) | Counter bore punching processing die | |
| CN113523089A (en) | Side punching device and method for forming housing of Internet of things intelligent gas meter | |
| CN212093988U (en) | Combined mould | |
| CN220880181U (en) | Punching die with good stability | |
| CN219188361U (en) | Sign female die mould | |
| CN220196076U (en) | Stamping die and stamping equipment | |
| CN215745918U (en) | Bulging die structure | |
| CN213968834U (en) | Pier nose mould structure of double-end couple | |
| CN214556763U (en) | Drawing chamfering compound die | |
| CN220497462U (en) | Stamping die of hardware product |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 219 Qingfeng Road, Qingxi Town, Dongguan City, Guangdong Province, 523653 Patentee after: Dongguan Changjiang Computer Products Co.,Ltd. Address before: Room 701, No. 63 Tanglong East Road, Tangxia Town, Dongguan City, Guangdong Province, 523710 Patentee before: Dongguan Changjiang Computer Products Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |