CN104923637A - High-strength punching die with buffering function - Google Patents
High-strength punching die with buffering function Download PDFInfo
- Publication number
- CN104923637A CN104923637A CN201510284265.3A CN201510284265A CN104923637A CN 104923637 A CN104923637 A CN 104923637A CN 201510284265 A CN201510284265 A CN 201510284265A CN 104923637 A CN104923637 A CN 104923637A
- Authority
- CN
- China
- Prior art keywords
- die shoe
- die
- notch groove
- holes
- lower skateboard
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The invention discloses a high-strength punching die with a buffering function. The die comprises an upper die body, a swaging core and a lower die body. The lower die body further comprises a lower die base, at least four balance blocks, four hoisting parts and square sleeves. A polyurethane column is higher than a steel sleeve. A left notch groove and a right notch groove are formed in the two ends of the lower die base respectively. At least two guide columns are arranged in the left notch groove. At least two guide columns are disposed in the right notch groove. Lower sliding plates are arranged on the inner side walls, the front side walls and the rear side walls of the left notch groove and the right notch groove. A plurality of through holes are evenly formed in the lower siding plates at intervals, and graphite columns are embedded in the through holes. A left protruding slider and a right protruding slider are arranged at the two ends of the upper die body respectively. The left protruding slider and the right protruding slider are both provided with a sliding sleeve matched with the corresponding guide column. Upper sliding plates matched with the lower sliding plates are arranged on the outer side wall of the left protruding slider and the outer side wall of the right protruding slider. The four square sleeves are movably installed at the positions, close to the four corners, of the outer end faces of the lower die base through hinges. The high-strength punching die improves overall balance and buffering, stress balance during contact is kept, the damage speed of the die is lowered, and accordingly products, the lower die body and operators are protected and safety is improved.
Description
Technical field
The present invention relates to a kind of high strength punching die with pooling feature, belong to Stamping Die Technology field.
Background technology
Auto parts, after hole flanging process, then still need to carry out punching process, just make first member plate final molding after excising unnecessary waste material.And the hole on auto parts has plenty of flanging upward hole, has plenty of downward hole flanging, be unfavorable for location, still need the further punching in the position at hole flanging place during punching process, size during punching is easily caused to occur larger deviation, and first member plate is treated the position of punching is more, therefore need a kind of special perforating die prodigiosin to adapt to the shape of auto parts, convenient location and accurate punching.
Summary of the invention
The object of the invention is to provide a kind of high strength punching die with pooling feature; this diel improves balance and the buffering of diel entirety, and stress balance when keeping in touch also reduces the rate of decay of mould; thus protection product, counterdie and operating personnel, improve security.
For achieving the above object, the technical solution used in the present invention is: a kind of high strength punching die with pooling feature, comprise patrix material pressing core and counterdie, described counterdie comprises die shoe further, at least 4 balance weights, 4 lifting portions and square casing, described four lifting portions lay respectively at four corners of die shoe, described die shoe upper surface has a boss, this boss has work pieces process district, in described at least 4 balance weights, partial equilibrium block is installed on die shoe upper surface and is positioned at side, work pieces process district, all the other balance weights are installed on die shoe upper surface and are positioned at work pieces process district opposite side, described die shoe is provided with buffer near four corners, this buffer is made up of steel bushing and the polyurethane cylinder being positioned at steel bushing, the height of this polyurethane cylinder is greater than the height of steel bushing, the two ends of described die shoe have left and right gap slot respectively, at least 2 guide pillars are provided with in this left and right gap slot, described left and right gap slot madial wall, front side wall and rear wall are provided with lower skateboard, this lower skateboard is provided with several through holes uniform intervals, and this through hole is embedded with graphite column,
Described patrix two ends are respectively arranged with left and right convex slide block, the sliding sleeve coincide with described guide pillar is all offered in this left and right convex slide block, described left and right convex slide block lateral wall is provided with the upper slide coordinated with lower skateboard, this upper slide is provided with several through holes all with interval, and this through hole is embedded with graphite column; 4 described square casings are installed on described die shoe on the outer face of four corners by articulate.
The technical scheme improved further in technique scheme is as follows:
As preferably, described die shoe sidewall has several hollow holes.
As preferably, the number of described balance weight is 4, and the balance weight being positioned at homonymy lays respectively near two ends place of work pieces process district.
As preferably, described graphite column surface accounts for 40 ~ 50% of lower skateboard or upper slide surface.
Because technique scheme is used, the present invention compared with prior art has following advantages and effect:
1, the present invention has the high strength punching die of pooling feature, its die shoe is provided with buffer near four corners, improve balance and the buffering of diel entirety, reduce vibrations and the infringement that material is caused of strong impulsive force, simultaneously, stress balance when keeping in touch, also reduces the rate of decay of mould; Secondly, this buffer is made up of steel bushing and the polyurethane cylinder being positioned at steel bushing, the height of polyurethane cylinder is greater than the height of steel bushing, accurately can control the gap between patrix material pressing core and counterdie, thus further avoid the damage of patrix material pressing core to material, use spring relatively in the past, there is life-span short easy damage absent, use polyurethane cylinder, substantially prolongs service life, be also convenient for changing and improve production efficiency.
2, the present invention has the high strength punching die of pooling feature, it is left, right gap slot madial wall, front side wall and rear wall are provided with lower skateboard, this lower skateboard is provided with several through holes uniform intervals, this through hole is embedded with graphite column, patrix two ends are respectively arranged with a left side, right convex slide block, this is left, the sliding sleeve coincide with described guide pillar is all offered in right convex slide block, a described left side, right convex slide block lateral wall is provided with the upper slide coordinated with lower skateboard, this upper slide is provided with several through holes all with interval, this through hole is embedded with graphite column, guide pillar and sliding sleeve and upper slide and lower skateboard combinationally use, both improve intensity, in turn ensure that the precision of guiding, counteract side force, thus ensure the precision of stamping products, reliability and stability, secondly, the graphite column being positioned at slide plate has the function absorbing lubricating oil, ensure that upper die and lower die repeatedly keep high-lubricity and stability in Reusability, improves the quality of quality of materials.
3, the present invention has the high strength punching die of pooling feature; its square casing 20 rotates around hinge and rolls up die shoe 3; when there is improper phenomenon; when patrix 1 sweeps away, first press on square casing 20, due to square casing 20, central authorities have hollow space; therefore square casing 20 is out of shape the pressure of offsetting from patrix 1; it also avoid flies out at the pressure square casing 20 of 50 tons hurts operating personnel, thus protection product, counterdie and operating personnel, improve security.
Accompanying drawing explanation
Accompanying drawing 1 has the high strength punching die structure schematic diagram of pooling feature for the present invention;
Accompanying drawing 2 is lower die structure schematic diagram in diel of the present invention;
Accompanying drawing 3 is upper die structure schematic diagram in diel of the present invention;
Accompanying drawing 4 is upper slide of the present invention and lower skateboard structural representation.
In above accompanying drawing: 1, patrix; 2, counterdie; 3, die shoe; 31, hollow hole; 4, balance weight; 5, lifting portion; 6, boss; 61, work pieces process district; 7, buffer; 8, steel bushing; 9, polyurethane cylinder; 10, left gap slot; 11, right gap slot; 12, guide pillar; 13, lower skateboard; 14, through hole; 15, graphite column; 16, left convex slide block; 17, right convex slide block; 18, sliding sleeve; 19, upper slide.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
Embodiment 1: a kind of high strength punching die with pooling feature, as shown in accompanying drawing 1 ~ 4, comprise patrix material pressing core 1 and counterdie 2, described counterdie 2 comprises die shoe 3 further, at least 4 balance weights 4, 4 lifting portions 5 and square casing 20, described four lifting portions 5 lay respectively at four corners of die shoe 3, described die shoe 3 upper surface has a boss 6, this boss 6 has work pieces process district 61, in described at least 4 balance weights 4, partial equilibrium block 4 is installed on die shoe 3 upper surface and is positioned at side, work pieces process district 61, all the other balance weights 4 are installed on die shoe 3 upper surface and are positioned at work pieces process district 61 opposite side, described die shoe 3 is provided with buffer 7 near four corners, this buffer 7 is made up of steel bushing 8 and the polyurethane cylinder 9 being positioned at steel bushing 8, the height of this polyurethane cylinder 9 is greater than the height of steel bushing 8, the two ends of described die shoe 3 have left and right gap slot 10,11 respectively, at least 2 guide pillars 12 are provided with in this left and right gap slot 10,11, described left and right gap slot 10,11 madial wall, front side wall and rear wall are provided with lower skateboard 13, this lower skateboard 13 is provided with several through holes 14 uniform intervals, and this through hole 14 is embedded with graphite column 15,
Described patrix 1 two ends are respectively arranged with left and right convex slide block 16,17, the sliding sleeve 18 coincide with described guide pillar 12 is all offered in this left and right convex slide block 16,17, described left and right convex slide block 16,17 lateral wall is provided with the upper slide 19 coordinated with lower skateboard 13, this upper slide 19 is provided with all with interval several through holes 14, this through hole 14 is embedded with graphite column 15; 4 described square casings 20 are installed on described die shoe 3 on the outer face of four corners by articulate.
Off working state, square casing 20 rotates around hinge and rolls up die shoe 3, when there is improper phenomenon, when patrix 1 sweeps away, first press on square casing 20, due to square casing 20, central authorities have hollow space, therefore square casing 20 is out of shape the pressure of offsetting from patrix 1, it also avoid flies out at the pressure square casing 20 of 50 tons hurts operating personnel, thus protection product, counterdie 2 and operating personnel, improve security;
In working order, square casing 20 is turned to die shoe 3 lateral surface by the surface of die shoe 3, thus does not affect patrix 1 and counterdie 2 works;
Above-mentioned die shoe 3 sidewall has several hollow holes 31.
Embodiment 2: a kind of high strength punching die with pooling feature, comprise patrix material pressing core 1 and counterdie 2, described counterdie 2 comprises die shoe 3 further, at least 4 balance weights 4, 4 lifting portions 5 and square casing 20, described four lifting portions 5 lay respectively at four corners of die shoe 3, described die shoe 3 upper surface has a boss 6, this boss 6 has work pieces process district 61, in described at least 4 balance weights 4, partial equilibrium block 4 is installed on die shoe 3 upper surface and is positioned at side, work pieces process district 61, all the other balance weights 4 are installed on die shoe 3 upper surface and are positioned at work pieces process district 61 opposite side, described die shoe 3 is provided with buffer 7 near four corners, this buffer 7 is made up of steel bushing 8 and the polyurethane cylinder 9 being positioned at steel bushing 8, the height of this polyurethane cylinder 9 is greater than the height of steel bushing 8, the two ends of described die shoe 3 have left and right gap slot 10,11 respectively, at least 2 guide pillars 12 are provided with in this left and right gap slot 10,11, described left and right gap slot 10,11 madial wall, front side wall and rear wall are provided with lower skateboard 13, this lower skateboard 13 is provided with several through holes 14 uniform intervals, and this through hole 14 is embedded with graphite column 15,
Described patrix 1 two ends are respectively arranged with left and right convex slide block 16,17, the sliding sleeve 18 coincide with described guide pillar 12 is all offered in this left and right convex slide block 16,17, described left and right convex slide block 16,17 lateral wall is provided with the upper slide 19 coordinated with lower skateboard 13, this upper slide 19 is provided with all with interval several through holes 14, this through hole 14 is embedded with graphite column 15; 4 described square casings 20 are installed on described die shoe 3 on the outer face of four corners by articulate.
Off working state, square casing 20 rotates around hinge and rolls up die shoe 3, when there is improper phenomenon, when patrix 1 sweeps away, first press on square casing 20, due to square casing 20, central authorities have hollow space, therefore square casing 20 is out of shape the pressure of offsetting from patrix 1, it also avoid flies out at the pressure square casing 20 of 50 tons hurts operating personnel, thus protection product, counterdie 2 and operating personnel, improve security;
In working order, square casing 20 is turned to die shoe 3 lateral surface by the surface of die shoe 3, thus does not affect patrix 1 and counterdie 2 works;
Above-mentioned die shoe 3 sidewall has several hollow holes 31.
The number of above-mentioned balance weight 4 is 4, and the balance weight 4 being positioned at homonymy lays respectively near two ends place of work pieces process district 61.
Adopt above-mentioned when there is the high strength punching die of pooling feature, its die shoe is provided with buffer near four corners, improve balance and the buffering of diel entirety, reduce vibrations and the infringement that material is caused of strong impulsive force, simultaneously, stress balance when keeping in touch, also reduces the rate of decay of mould; Secondly, this buffer is made up of steel bushing and the polyurethane cylinder being positioned at steel bushing, the height of polyurethane cylinder is greater than the height of steel bushing, accurately can control the gap between patrix material pressing core and counterdie, thus further avoid the damage of patrix material pressing core to material, use spring relatively in the past, there is life-span short easy damage absent, use polyurethane cylinder, substantially prolongs service life, be also convenient for changing and improve production efficiency; Secondly, guide pillar and sliding sleeve combinationally use with upper slide and lower skateboard, both improve intensity, and in turn ensure that the precision of guiding, counteract side force, thus precision, the reliability and stability of guarantee stamping products; Again, the graphite column being positioned at slide plate has the function absorbing lubricating oil, ensure that upper die and lower die repeatedly keep high-lubricity and stability in Reusability, improves the quality of quality of materials.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (4)
1. one kind has the high strength punching die of pooling feature, it is characterized in that: comprise patrix (1) and counterdie (2), described counterdie (2) comprises die shoe (3) further, at least 4 balance weights (4), 4 lifting portions (5) and square casing (20), described four lifting portions (5) lay respectively at four corners of die shoe (3), described die shoe (3) upper surface has a boss (6), this boss (6) has work pieces process district (61), in described at least 4 balance weights (4), partial equilibrium block (4) is installed on die shoe (3) upper surface and is positioned at work pieces process district (61) side, all the other balance weights (4) are installed on die shoe (3) upper surface and are positioned at work pieces process district (61) opposite side, described die shoe (3) is provided with buffer (7) near four corners, this buffer (7) is made up of steel bushing (8) and the polyurethane cylinder (9) that is positioned at steel bushing (8), the height of this polyurethane cylinder (9) is greater than the height of steel bushing (8), the two ends of described die shoe (3) have left and right gap slot (10,11) respectively, the bottom of this left and right gap slot (10,11) is provided with at least 2 guide pillars (12), described left and right gap slot (10,11) madial wall, front side wall and rear wall are provided with lower skateboard (13), be provided with several through holes (14), this through hole (14) is embedded with graphite column (15) the upper uniform intervals of this lower skateboard (13),
Described patrix (1) two ends are respectively arranged with left and right convex slide block (16,17), the sliding sleeve (18) coincide with described guide pillar (12) is all offered in this left and right convex slide block (16,17), described left and right convex slide block (16,17) lateral wall is provided with the upper slide (19) coordinated with lower skateboard (13), this upper slide (19) is provided with all with interval several through holes (14), this through hole (14) is embedded with graphite column (15); 4 described square casings (20) are installed on described die shoe (3) on the outer face of four corners by articulate.
2. the high strength punching die with pooling feature according to claim 1, is characterized in that: described die shoe (3) sidewall has several hollow holes (31).
3. the high strength punching die with pooling feature according to claim 1, is characterized in that: the number of described balance weight (4) is 4, and the balance weight (4) being positioned at homonymy lays respectively near work pieces process district (61) two ends place.
4. the high strength punching die with pooling feature according to claim 1, is characterized in that: described graphite column (15) surface accounts for 40 ~ 50% of lower skateboard (13) or upper slide (19) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510284265.3A CN104923637A (en) | 2015-05-29 | 2015-05-29 | High-strength punching die with buffering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510284265.3A CN104923637A (en) | 2015-05-29 | 2015-05-29 | High-strength punching die with buffering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104923637A true CN104923637A (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510284265.3A Pending CN104923637A (en) | 2015-05-29 | 2015-05-29 | High-strength punching die with buffering function |
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| Country | Link |
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| CN (1) | CN104923637A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798100A (en) * | 2016-06-03 | 2016-07-27 | 昆山达亚汽车零部件有限公司 | Forming method for vehicle secondary bracket |
| CN105855398A (en) * | 2016-06-03 | 2016-08-17 | 昆山威特亿模具有限公司 | Draw forming die structure |
| CN105945151A (en) * | 2016-06-03 | 2016-09-21 | 昆山达亚汽车零部件有限公司 | Forming technology of automobile part |
| CN106077281A (en) * | 2016-06-03 | 2016-11-09 | 昆山威特亿模具有限公司 | Drawing and shaping mold for automobile metal plate work |
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| CN203592048U (en) * | 2013-08-15 | 2014-05-14 | 昆山达亚汽车零部件有限公司 | Double acting one-step molding mould |
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| CN106077281A (en) * | 2016-06-03 | 2016-11-09 | 昆山威特亿模具有限公司 | Drawing and shaping mold for automobile metal plate work |
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| PB01 | Publication | ||
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Application publication date: 20150923 |