CN111014469B - Stamping forming die - Google Patents
Stamping forming die Download PDFInfo
- Publication number
- CN111014469B CN111014469B CN201911416965.8A CN201911416965A CN111014469B CN 111014469 B CN111014469 B CN 111014469B CN 201911416965 A CN201911416965 A CN 201911416965A CN 111014469 B CN111014469 B CN 111014469B
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- China
- Prior art keywords
- die
- stretching
- lower die
- plate
- frame plate
- Prior art date
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- 238000003825 pressing Methods 0.000 claims description 22
- 238000005242 forging Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010138 die striking Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
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- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/04—Movable or exchangeable mountings for tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a stamping forming die which comprises an upper die frame assembly, a lower die frame assembly, a stretching upper die assembly and a stretching lower die assembly, wherein the upper die frame assembly comprises an upper die frame plate arranged on a punch of a punch press and guide posts arranged at the bottom of the upper die frame plate, the lower die frame assembly comprises a lower die frame plate arranged on a workbench of the punch press, lower die connecting plates and guide sleeves respectively arranged on the lower die frame plate, the number of the guide sleeves is the same as that of the guide posts and in one-to-one correspondence, the stretching upper die assembly is detachably arranged at the bottom of the upper die frame plate, and the stretching lower die assembly is detachably arranged on the lower die connecting plates. Compared with the prior art, the invention has the following advantages: the upper stretching die assembly and the lower stretching die assembly are respectively and detachably arranged on the upper die frame assembly and the lower die frame assembly, and the corresponding upper stretching die assembly and lower stretching die assembly are only required to be replaced for forming workpieces with different specifications, so that the die manufacturing cost is greatly reduced.
Description
Technical Field
The invention relates to a die, in particular to a stamping forming die.
Background
The existing stamping forming die is complex in structure, one set of die can only be used for forming one set of workpieces, is not universal with forming dies of workpieces of other specifications, and is high in manufacturing cost.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a stamping forming die so as to reduce the manufacturing cost of the die.
The invention is realized by the following technical scheme:
The utility model provides a stamping forming die, includes die carrier subassembly, lower die carrier subassembly, tensile die carrier subassembly, die carrier subassembly under the tensile, go up die carrier subassembly including installing the last die carrier board on the punching head of punch press and set up the guide pillar in die carrier board bottom, die carrier subassembly includes lower die carrier board and the lower mould connecting plate, the guide pin bushing of setting on lower die carrier board respectively of installing on the workstation of punch press down, the quantity of guide pin bushing and the same and the one-to-one of quantity of guide pillar cooperate, die carrier subassembly detachable installs in die carrier board bottom down in the tensile, die carrier subassembly detachable installs on lower mould connecting plate down.
Further, the upper stretching die assembly comprises an upper stretching die and an upper die forging plate, a circle of annular clamping grooves are formed in the outer side wall of the upper stretching die, two inverted L-shaped upper pressing plates are respectively embedded into the clamping grooves of the upper stretching die from two sides, and then the upper stretching die and the upper die forging plate are detachably mounted through screws penetrating through the upper pressing plates and being screwed into the upper die frame plate; the upper die forging plate is positioned in the cavity, a mounting groove which is vertically penetrated is formed in the middle of the upper die forging plate, a first bolt is arranged in the mounting groove, the head of the first bolt extends out of the mounting groove, an inwards protruding limiting ring is arranged in the middle of the mounting groove, a spring is sleeved on the rod of the first bolt, the upper end and the lower end of the spring are respectively limited through the head of the first bolt and the limiting ring, the rod of the first bolt is positioned in the mounting groove and is in threaded connection with a connecting column, a T-shaped groove is formed in the position, close to the bottom, of the connecting column, a second bolt is in threaded connection with the top of the upper die forging plate, and the head of the second bolt is inserted into the T-shaped groove of the connecting column to enable the upper die forging plate to be hung on the connecting column.
Further, the lower stretching die assembly comprises a lower stretching die and a lower blank holder, a lower die connecting seat is fixedly arranged on a lower die connecting plate, the lower die connecting seat is in a step shaft shape with a small upper part and a large lower part, a threaded hole is formed in the center of the lower die connecting seat, a mounting hole is formed in the center of the lower stretching die, an inward protruding mounting ring is arranged in the middle section of the mounting hole, the lower stretching die is sleeved on the small shaft end of the lower die connecting seat through the lower section of the mounting hole, and is screwed into the threaded hole of the lower die connecting seat after penetrating through the mounting ring of the lower stretching die downwards through a third bolt, so that detachable connection between the lower stretching die and the lower die connecting seat is realized; the lower die frame plate is also provided with a plurality of telescopic ejector rods, the ejector rods are uniformly distributed along the periphery of the lower die connecting seat, and the lower blank holder is sleeved outside the lower stretching die and is supported by the ejector rods; along with the downward pressing of the punch, the stretching lower die can enter a cavity of the stretching upper die, and a workpiece is formed among the inner side wall of the cavity of the stretching upper die, the bottom wall of the upper die striking plate, the outer side wall of the stretching lower die and the top wall.
Furthermore, the lower die connecting plate is tightly pressed on the lower die frame plate through four L-shaped lower pressing plates, the four lower pressing plates are distributed on the left side and the right side of the lower die connecting plate, one end of each lower pressing plate is tightly pressed on the upper surface of the lower die connecting plate, and the lower die connecting plate and the lower die frame plate are connected through screws penetrating through the lower pressing plates and screwing into the lower die frame plate.
Compared with the prior art, the invention has the following advantages:
According to the stamping forming die, the upper die frame assembly and the lower die frame assembly are universal assemblies, the upper die frame assembly and the lower die frame assembly are detachably arranged on the upper die frame assembly and the lower die frame assembly respectively, and the corresponding upper die assembly and the lower die assembly are only required to be replaced for forming workpieces with different specifications, so that the die manufacturing cost is greatly reduced. The invention has the advantages of simple structure, compact layout, simple, convenient and quick assembly and disassembly processes.
Drawings
Fig. 1 is a perspective exploded view of the present invention.
Fig. 2 is a front exploded view of the present invention.
Fig. 3 is a front cross-sectional view of the present invention.
Fig. 4 is a side cross-sectional view of the present invention.
Fig. 5 is a perspective view of the connecting column of the present invention.
Reference numerals in the drawings: the upper die carrier plate is 1, the guide pillar is 2, the top plate is 3, the lower die carrier plate is 4, the lower die connecting plate is 5, the guide sleeve is 6, the upper die is 7 stretched, the upper die is 8, the blanking plate is 9, the clamping groove is 10, the upper die carrier plate is 11, the first bolt is 12, the limiting ring is 13, the spring is 14, the connecting column is 15, the T-shaped groove is 16, the second bolt is 17, the lower die is 18 stretched, the edge pressing ring is 19, the lower die carrier plate is 20, the third bolt is 21, the lower die connecting seat is 22, the mounting hole is 23, the mounting ring is 24, and the ejector rod is 25.
Detailed Description
The following describes in detail the examples of the present invention, which are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of protection of the present invention is not limited to the following examples.
Referring to fig. 1 to 5, the embodiment discloses a stamping forming die, including an upper die carrier assembly, a lower die carrier assembly, a tensile upper die carrier assembly, a tensile lower die carrier assembly, wherein the upper die carrier assembly comprises an upper die carrier plate 1 arranged on a punch of a punch press and a guide post 2 arranged at the bottom of the upper die carrier plate 1, the lower die carrier assembly comprises a lower die carrier plate 4 arranged on a workbench of the punch press and lower die connecting plates 5 and guide sleeves 6 respectively arranged on the lower die carrier plate 4, the number of the guide sleeves 6 is the same as the number of the guide posts 2 and is matched with one-to-one, the tensile upper die carrier assembly is detachably arranged at the bottom of the upper die carrier plate 1, and the tensile lower die assembly is detachably arranged on the lower die connecting plates 5.
The upper stretching die assembly comprises an upper stretching die 7 and an upper die forging plate 8, a circle of annular clamping grooves 9 are formed in the outer side wall of the upper stretching die 7, two inverted L-shaped upper pressing plates 10 are respectively embedded into the clamping grooves 9 of the upper stretching die 7 from two sides, and screws penetrate through the upper pressing plates 10 and are screwed into the upper die frame plate 1 to realize the detachable installation of the upper stretching die 7 and the upper die frame plate 1; the middle part of the upper stretching die 7 is provided with a cavity 11 which is vertically penetrated, the upper die forging plate 8 is positioned in the cavity 11, the middle part of the upper die forging plate 1 is provided with a mounting groove which is vertically penetrated, a first bolt 12 is arranged in the mounting groove, the head part of the first bolt 12 extends out of the mounting groove, the middle section of the mounting groove is provided with a limiting ring 13 which protrudes inwards, the rod part of the first bolt 12 is sleeved with a spring 14, the upper end and the lower end of the spring 14 are respectively limited by the head part of the first bolt 12 and the limiting ring 13, the rod part of the first bolt 12 is positioned in the mounting groove and is in threaded connection with a connecting column 15, the connecting column 15 is close to the bottom and provided with a T-shaped groove 16, the top of the upper die forging plate 8 is in threaded connection with a second bolt 17, and the head part of the second bolt 17 is inserted into the T-shaped groove 16 of the connecting column 15, so that the upper die forging plate 8 is suspended and installed on the connecting column 15.
The lower stretching die assembly comprises a lower stretching die 18 and a lower blank holder 19, the lower die connecting plate 5 is tightly pressed on the lower die frame plate 4 through four L-shaped lower pressing plates 20, the four lower pressing plates 20 are distributed on the left side and the right side of the lower die connecting plate 5, one end of each lower pressing plate 20 is tightly pressed on the upper surface of the lower die connecting plate 5, and the lower die connecting plate 5 and the lower die frame plate 4 are connected through screws penetrating through the lower pressing plates 20 and being screwed into the lower die frame plate 4. The lower die connecting seat 22 is fixedly arranged on the lower die connecting plate 5, and the lower die connecting seat 22 and the lower die connecting plate 5 are fixedly arranged by screwing in the lower die connecting seat 22 after penetrating through the lower die connecting plate 5 from bottom to top through screws. The appearance of the lower die connecting seat 22 is in a step shaft shape with a small upper part and a large lower part, a threaded hole is formed in the center of the lower die connecting seat 22, a mounting hole 23 is formed in the center of the stretching lower die 18, a mounting ring 24 protruding inwards is arranged in the middle section of the mounting hole 23, the stretching lower die 18 is sleeved on the small shaft end of the lower die connecting seat 22 through the lower section of the mounting hole 23, and the stretching lower die 18 is screwed into the threaded hole of the lower die connecting seat 22 after penetrating through the mounting ring 24 of the stretching lower die 18 from bottom to bottom through a third bolt 21, so that the detachable connection between the stretching lower die 18 and the lower die connecting seat 22 is realized; the lower die carrier plate 4 is also provided with a plurality of telescopic ejector rods 25, the ejector rods 25 are uniformly distributed along the periphery of the lower die connecting seat 22, the bottoms of the ejector rods 25 penetrate through the lower die connecting plate 5 and the lower die carrier plate 4 in sequence downwards and then are jointly supported on the same top plate 3, and the bottoms of the top plates 3 are supported by a nitrogen cylinder. The lower blank holder 19 is sleeved outside the lower stretching die 18 and is supported by a plurality of ejector rods 25; with the pressing down of the punch, the lower drawing die 18 enters the cavity 11 of the upper drawing die 7, and a workpiece is formed among the inner side wall of the cavity 11 of the upper drawing die 7, the bottom wall of the upper drawing die blank plate 8, the outer side wall and the top wall of the lower drawing die 18.
When the die is in operation, a sheet blank is placed at the top of the lower blank holder 19, the punch of the punch drives the upper die frame assembly and the upper stretching die assembly to be pressed down together, after the upper stretching die 7 contacts the sheet blank, the upper stretching die 7 pushes the lower blank holder 19 to move downwards through the sheet blank, and the sheet blank between the upper stretching die 7 and the lower blank holder 19 is gradually stretched into a gap between the inner side wall of the die cavity 11 of the upper stretching die 7 and the outer side wall of the lower stretching die 18, so that a workpiece is formed. After forming, the punch drives the upper die frame assembly, stretches the upper die assembly to return upwards, stretches the upper die 7, and the upper die blanking plate 8 drives the workpiece to move upwards together, and the formed workpiece is blanked through the upper die blanking plate 8, so that forming of the workpiece is completed.
The forming of workpieces with different specifications can be realized by only replacing the corresponding upper stretching die assembly and lower stretching die assembly, so that the die manufacturing cost is greatly reduced. The invention has the advantages of simple structure, compact layout, simple, convenient and quick assembly and disassembly processes.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (3)
1. The utility model provides a stamping forming die, includes die carrier subassembly, lower die carrier subassembly, tensile upper die subassembly, tensile lower die subassembly, its characterized in that: the upper die frame assembly comprises an upper die frame plate (1) arranged on a punch of a punch press and guide columns (2) arranged at the bottom of the upper die frame plate (1), the lower die frame assembly comprises a lower die frame plate (4) arranged on a workbench of the punch press, lower die connecting plates (5) and guide sleeves (6) respectively arranged on the lower die frame plate (4), the number of the guide sleeves (6) is the same as that of the guide columns (2) and in one-to-one correspondence, the upper die assembly is detachably arranged at the bottom of the upper die frame plate (1), and the lower die assembly is detachably arranged on the lower die connecting plates (5);
The upper stretching die assembly comprises an upper stretching die (7) and an upper die forging plate (8), a circle of annular clamping grooves (9) are formed in the outer side wall of the upper stretching die (7), two inverted L-shaped upper pressing plates (10) are respectively embedded into the clamping grooves (9) of the upper stretching die (7) from two sides, and screws penetrate through the upper pressing plates (10) and are screwed into the upper die frame plate (1) to realize the detachable installation of the upper stretching die (7) and the upper die frame plate (1); the utility model discloses a die, including die (7) and connecting post (15), die (8) are hung on die (8) and are hung on die (15) through the head of second bolt (17), die (7) are hung on die (8) and are hung on die (15) through the head of second bolt (17) in the T groove (16) of connecting post (15), and die (8) are hung on die (15) through the head of first bolt (12) and spacing ring (13) respectively in upper and lower both ends of spring (14), die (8) are hung on die (15) through the head of first bolt (12) and spacing in die cavity (11) are opened in die (7) middle part, die (1) are opened in the middle part has a mounting groove of lining up from top to bottom, be equipped with first bolt (12) in the mounting groove, the head of first bolt (12) stretches out on the mounting groove, the mounting groove middle section is equipped with inwards convex spacing ring (13), and the upper and lower both ends of spring (14) are spacing through the head of first bolt (12) and spacing ring (13) respectively, the pole position of first bolt (12) is located in the mounting groove and threaded connection post (15), connecting post (15) is close to the bottom.
2. A stamping die as defined in claim 1, wherein: the lower stretching die assembly comprises a lower stretching die (18) and a lower blank holder (19), a lower die connecting seat (22) is fixedly arranged on a lower die connecting plate (5), the lower die connecting seat (22) is in a stepped shaft shape with a small upper part and a large lower part, a threaded hole is formed in the center of the lower die connecting seat (22), a mounting hole (23) is formed in the center of the lower stretching die (18), an inwardly protruding mounting ring (24) is arranged in the middle section of the mounting hole (23), the lower stretching die (18) is sleeved on the small shaft end of the lower die connecting seat (22) through the lower section of the mounting hole (23), and the lower stretching die is screwed into the threaded hole of the lower die connecting seat (22) after penetrating through the mounting ring (24) of the lower stretching die (18) from bottom to bottom through a third bolt (21), so that the lower stretching die (18) and the lower die connecting seat (22) can be detachably connected; the lower die frame plate (4) is also provided with a plurality of telescopic ejector rods (25), the ejector rods (25) are uniformly distributed along the periphery of the lower die connecting seat (22), and the lower blank holder (19) is sleeved outside the lower stretching die (18) and is supported by the ejector rods (25); with the downward pressing of the punch, the lower stretching die (18) can enter the cavity (11) of the upper stretching die (7), and a workpiece is formed among the inner side wall of the cavity (11) of the upper stretching die (7), the bottom wall of the upper die blanking plate (8), the outer side wall and the top wall of the lower stretching die (18).
3. A stamping die as defined in claim 2, wherein: the lower die connecting plate (5) is tightly pressed on the lower die frame plate (4) through four L-shaped lower pressing plates (20), the four lower pressing plates (20) are distributed on the left side and the right side of the lower die connecting plate (5), one end of each lower pressing plate (20) is tightly pressed on the upper surface of the lower die connecting plate (5), and the lower die connecting plate (5) and the lower die frame plate (4) are connected through screws penetrating through the lower pressing plates (20) and being screwed into the lower die frame plate (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911416965.8A CN111014469B (en) | 2019-12-31 | 2019-12-31 | Stamping forming die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911416965.8A CN111014469B (en) | 2019-12-31 | 2019-12-31 | Stamping forming die |
Publications (2)
Publication Number | Publication Date |
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CN111014469A CN111014469A (en) | 2020-04-17 |
CN111014469B true CN111014469B (en) | 2024-07-02 |
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CN201911416965.8A Active CN111014469B (en) | 2019-12-31 | 2019-12-31 | Stamping forming die |
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CN (1) | CN111014469B (en) |
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CN113414294B (en) * | 2021-08-09 | 2024-06-14 | 周红 | Precise miniature shell punching die and shell punching method thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN211489313U (en) * | 2019-12-31 | 2020-09-15 | 安徽富光生活科技有限公司 | Stamping forming die |
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CN202155435U (en) * | 2011-05-09 | 2012-03-07 | 上海工程技术大学 | Die holder for tensile test machine |
CN203245281U (en) * | 2013-05-23 | 2013-10-23 | 张建仑 | Stamping-drawing die |
CN203917566U (en) * | 2014-04-29 | 2014-11-05 | 江阴市高拓精密模具有限公司 | A kind of detachable rotor punch die |
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Patent Citations (1)
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CN211489313U (en) * | 2019-12-31 | 2020-09-15 | 安徽富光生活科技有限公司 | Stamping forming die |
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Country or region after: China Address after: 230088 No. 53 Science Avenue, Hefei High-tech Zone, Anhui Province Applicant after: Anhui Fuguang Sales Co.,Ltd. Address before: 230088 No. 53 Science Avenue, Hefei High-tech Zone, Anhui Province Applicant before: Anhui Fuguang Life Technology Co.,Ltd. Country or region before: China |
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