CN109482729B - Flywheel disc forming die - Google Patents
Flywheel disc forming die Download PDFInfo
- Publication number
- CN109482729B CN109482729B CN201811592641.5A CN201811592641A CN109482729B CN 109482729 B CN109482729 B CN 109482729B CN 201811592641 A CN201811592641 A CN 201811592641A CN 109482729 B CN109482729 B CN 109482729B
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- die
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- 238000004080 punching Methods 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000007493 shaping process Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a flywheel disc forming die, which comprises an upper die and a lower die, wherein the upper die comprises an upper supporting plate, an upper pad leg connected below the upper supporting plate and an upper die holder connected below the upper pad leg, the lower die comprises a sinking plate, a lower pad leg connected above the sinking plate and a lower die holder connected above the lower pad leg, and a first die set, a second die set, a third die set and a fourth die set are arranged between the upper die holder and the lower die holder; the position department that corresponds first module, second module and third module between upper supporting plate and the upper die base is provided with first last spring, second goes up spring and third and goes up the spring, and the lower extreme of first last spring is connected with first last ejector pin, and the lower extreme of second goes up the spring is connected with second last ejector pin, and the lower extreme of third goes up the spring and is connected with the ejector pin on the third, and the position department that corresponds first module and fourth module between sinking plate and the die holder is provided with first lower spring and fourth lower spring, and the upper end and the first ejector pin of first lower spring are connected, and the upper end and the fourth ejector pin of fourth lower spring are connected.
Description
Technical Field
The invention relates to a flywheel disc forming die, and belongs to the technical field of flywheel disc manufacturing.
Background
The flywheel disc is a main component of a transmission part of power equipment, and as shown in fig. 1 and 2, the flywheel disc mainly comprises a disc-shaped main body, wherein a fixed gear ring or a steel ring is generally embedded at the outer edge of the disc-shaped main body, a central hole is arranged in the middle of the disc-shaped main body, a connecting hole and a waist-shaped hole are arranged in the circumferential direction of the disc-shaped main body, and the flywheel disc is firstly formed and turned into a rim in the first step after blanking and punching; the second step is shaping; the third step is punching; the fourth step is chamfering. In the prior art, when the blanking and punching are performed, each step is manufactured and formed by adopting a separate die, and the die is manually moved to the die required by the next step of forming after the last step is completed, so that the forming period is long, the die manufacturing cost is high, the forming efficiency is low, and the occupied space is large.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention provides a flywheel disc forming mold with simple structure and high forming efficiency.
The technical scheme of the invention is as follows:
The flywheel disc forming die comprises an upper die and a lower die, wherein the upper die comprises an upper supporting plate, an upper pad leg connected below the upper supporting plate and an upper die holder connected below the upper pad leg, the lower die comprises a sinking plate, a lower pad leg connected above the sinking plate and a lower die holder connected above the lower pad leg, and a first die set, a second die set, a third die set and a fourth die set are sequentially arranged between the upper die holder and the lower die holder;
The upper support plate is characterized in that a first upper spring, a second upper spring and a third upper spring are sequentially arranged between the upper support plate and the upper die holder at positions corresponding to the first die set, the second upper spring and the third upper spring, the lower end of the first upper spring is connected with a first upper ejector rod, the first upper ejector rod sequentially penetrates through the upper die holder and the first die set, the lower end of the second upper spring is connected with a second upper ejector rod, the second upper ejector rod sequentially penetrates through the upper die holder and the second die set, the lower end of the third upper spring is connected with a third upper ejector rod, the third upper ejector rod sequentially penetrates through the upper die holder and the third die set, a first lower spring and a fourth lower spring are respectively arranged between the sinking plate and the lower die holder at positions corresponding to the first die set and the fourth die set, the upper end of the first lower spring is connected with a first lower ejector rod, the first lower ejector rod sequentially penetrates through the lower die holder and the first die set, the upper end of the fourth lower spring is connected with a fourth lower ejector rod, the fourth lower ejector rod sequentially penetrates through the lower die holder and the fourth die set, and a guide part is further arranged between the upper die holder and the lower die set.
By adopting the technical scheme, the first module, the second module, the third module and the fourth module are arranged on the same upper supporting plate, the upper foot pad, the upper die holder, the sinking plate, the lower foot pad and the lower die holder side by side, and the first module, the second module, the third module and the fourth module respectively correspond to the primary forming flanging process, the shaping process, the punching process and the chamfering process of the flywheel disc forming process, so that different processes of different products can be completed simultaneously through one action, the production efficiency is obviously improved, the cost is reduced, and the forming precision is higher.
Preferably, the first module comprises a first upper base plate connected below the upper die holder, a first upper clamping plate is connected below the first upper base plate, a first upper female die plate is connected below the first upper clamping plate, and a first male die is embedded in the middle of the first upper female die plate;
the first die set further comprises a first lower base plate connected above the lower die base, the first lower base plate is located right below the first male die, a first female die is connected above the first lower base plate, and a first positioning column penetrating through a flywheel disc center hole is arranged in the middle of the first lower base plate.
Preferably, the second module comprises a second upper base plate connected below the upper die holder, a second upper clamping plate is connected below the second upper base plate, and a second male die is connected below the second upper clamping plate;
The second die set is characterized in that the second die set further comprises a second lower base plate connected above the lower die base, the second lower base plate is located under the second female die, a second female die is connected above the second lower base plate, a second positioning column penetrating through a flywheel disc center hole is arranged in the middle of the second lower base plate, and a second spring thimble is further arranged on the lower die base and penetrates through the second lower base plate and the second female die in sequence.
Preferably, the third module comprises a third upper base plate connected below the upper die holder, a third upper clamping plate is connected below the third upper base plate, a third discharging plate is connected below the third upper clamping plate, first punching needles and second punching needles corresponding to the number and the positions of round holes on the flywheel disc are distributed below the third upper base plate, the first punching needles and the second punching needles sequentially penetrate through the third upper clamping plate and the third discharging plate, and the distance between the first punching needles and the center of the third upper clamping plate is larger than that between the second punching needles and the center of the third upper clamping plate;
The third die set is characterized in that the third die set further comprises a third lower base plate connected above the lower die base, the third lower base plate is located right below the third stripper plate, a third female die is connected above the third lower base plate, a third positioning column penetrating through a flywheel disc center hole is arranged in the middle of the third lower base plate, and a third spring thimble is further arranged on the lower die base and penetrates through the third lower base plate and the third female die in sequence.
Preferably, the fourth module comprises a fourth upper base plate connected below the upper die holder, a fourth upper clamping plate is connected below the fourth upper base plate, and a fourth stripper plate is connected below the fourth upper clamping plate;
the second die set is still including connecting the fourth lower bolster above the die holder, this fourth lower bolster is located under the fourth stripper, the top of fourth lower bolster is connected with the fourth die, it has the fourth reference column that passes flywheel dish kidney-shaped hole to distribute on the fourth lower bolster, still be provided with the fourth spring thimble on the die holder, this fourth spring thimble passes in proper order fourth lower bolster and fourth die still distribute the chamfer post corresponding with flywheel dish upper round hole's quantity and position above the die holder, this chamfer post passes in proper order fourth lower bolster and fourth die.
Preferably, the first module, the second module, the third module and the fourth module are respectively provided with an inner guide assembly.
The beneficial effects are that: compared with the prior art, the invention obviously improves the production efficiency of the flywheel disc, reduces the occupied space of the die, reduces the production cost and the production period, and has simple structure and convenient operation.
Drawings
FIG. 1 is a front view of a flywheel disc;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a front view of the present invention;
fig. 4 is a schematic diagram of the structure of the upper and lower molds in fig. 3 after separation.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
The flywheel disc forming die shown in fig. 1-4 comprises an upper die and a lower die, wherein the upper die comprises an upper supporting plate 5, an upper pad foot 6 connected below the upper supporting plate 5 and an upper die holder 7 connected below the upper pad foot 6, the lower die comprises a sinking plate 10, a lower pad foot 9 connected above the sinking plate 10 and a lower die holder 8 connected above the lower pad foot 9, a first die set, a second die set, a third die set and a fourth die set are sequentially arranged between the upper die holder 7 and the lower die holder 8, the first die set corresponds to the primary forming and flanging process of the flywheel disc, the second die set corresponds to the shaping process after the primary forming of the flywheel disc, the third die set corresponds to the punching process after the shaping of the flywheel disc, and the fourth die set corresponds to the chamfering process of the flywheel disc.
The position department that corresponds first module, second module and third module between upper supporting plate 5 and upper die base 7 has set gradually first upper spring 17, second upper spring 20 and third upper spring 30, the lower extreme and the first ejector pin of first upper spring 17 are connected, and this first upper ejector pin passes upper die base 7 and first module in proper order, and the lower extreme and the second upper ejector pin of second upper spring 20 are connected, and this second upper ejector pin passes upper die base 7 and second module in proper order, and the lower extreme and the third upper ejector pin of third upper spring 30 are connected, and this third upper ejector pin passes upper die base 7 and third module in proper order, and the position department that corresponds first module and fourth module between sinking plate 10 and the die base 8 has set gradually first lower spring 18 and fourth lower spring 40 respectively, the upper end and the first lower ejector pin of first lower spring 18 are connected, and this first lower ejector pin passes lower die base 8 and first module in proper order, the upper end and the fourth lower ejector pin of fourth lower spring 40 are connected, and this fourth lower ejector pin passes in proper order lower die base 8 and fourth die base 7 and fourth module, still have set up guide assembly between die base 8 and the second module and the fourth module respectively, still have set up guide assembly in the die base 1.
The first module comprises a first upper base plate 11 connected below the upper die holder 7, a first upper clamping plate 12 is connected below the first upper base plate 11, a first upper female die plate 13 is connected below the first upper clamping plate 12, and a first male die 19 is embedded in the middle of the first upper female die plate 13; the first die set further comprises a first lower base plate 15 connected above the lower die holder 8, the first lower base plate 15 is located under the first male die 19, a first female die 14 is connected above the first lower base plate 15, a first positioning column 16 penetrating through a flywheel disc center hole is arranged in the middle of the first lower base plate 15, and a flywheel disc primary forming cavity is formed after the first male die 19 and the first female die 14 are buckled.
The second module comprises a second upper base plate 21 connected below the upper die holder 7, a second upper clamping plate 22 is connected below the second upper base plate 21, and a second male die 23 is connected below the second upper clamping plate 22; the second die set further comprises a second lower base plate 25 connected above the lower die holder 8, the second lower base plate 25 is located under the second male die 23, a second female die 24 is connected above the second lower base plate 25, a second positioning column 26 penetrating through a flywheel disc center hole is arranged in the middle of the second lower base plate 25, a second spring thimble 27 is further arranged on the lower die holder 8, the second spring thimble 27 sequentially penetrates through the second lower base plate 25 and the second female die 24, the maximum height of the second male die 23 is smaller than the maximum height of the first male die 19, and the minimum depth of the second female die 24 is smaller than the minimum depth of the first female die 14. The second female die 24 and the second male die 23 are buckled to form a flywheel disc molding cavity.
The third module comprises a third upper base plate 31 connected below the upper die holder 7, a third upper clamping plate 32 is connected below the third upper base plate 31, a third unloading plate 33 is connected below the third upper clamping plate 32, a first punching needle 38 and a second punching needle 39 are also distributed below the third upper base plate 31, the first punching needle 38 corresponds to a round hole of the upper outer ring of the flywheel disc, the second punching needle 39 corresponds to a round hole of the upper inner ring of the flywheel disc, the first punching needle 38 and the second punching needle 39 sequentially penetrate through the third upper clamping plate 32 and the third unloading plate 33, and the distance between the first punching needle 38 and the center of the third upper clamping plate 32 is larger than the distance between the second punching needle 39 and the center of the third upper clamping plate 32; the third die set further comprises a third lower base plate 35 connected above the lower die holder 8, the third lower base plate 35 is located under the third stripper plate 33, a third female die 34 is connected above the third lower base plate 35, a third positioning column 36 penetrating through a flywheel disc center hole is arranged in the middle of the third lower base plate 35, a third spring thimble 37 is further arranged on the lower die holder 8, and the third spring thimble 37 sequentially penetrates through the third lower base plate 35 and the third female die 34.
The fourth module comprises a fourth upper base plate 41 connected below the upper die holder 7, a fourth upper clamping plate 42 is connected below the fourth upper base plate 41, and a fourth stripper plate 43 is connected below the fourth upper clamping plate 42; the second module further comprises a fourth lower base plate 45 connected above the lower die holder 8, the fourth lower base plate 45 is located under the fourth stripper plate 43, a fourth female die 44 is connected above the fourth lower base plate 45, fourth positioning columns 46 penetrating through kidney-shaped holes of the flywheel disc are distributed on the fourth lower base plate 55, fourth spring ejector pins 47 are further arranged on the lower die holder 8, the fourth spring ejector pins 47 sequentially penetrate through the fourth lower base plate 45 and the fourth female die 44, chamfering columns 48 corresponding to the number and positions of round holes on the flywheel disc are further distributed above the lower die holder 8, and the chamfering columns 48 sequentially penetrate through the fourth lower base plate 45 and the fourth female die 44. The structure not described in the above-mentioned mold is not prior art and is not described in detail here.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (4)
1. The utility model provides a flywheel dish forming die, includes mould and lower mould, its characterized in that:
The upper die comprises an upper supporting plate (5), an upper pad foot (6) connected to the lower part of the upper supporting plate (5) and an upper die holder (7) connected to the lower part of the upper pad foot (6), the lower die comprises a sinking plate (10), a lower pad foot (9) connected to the upper part of the sinking plate (10) and a lower die holder (8) connected to the upper part of the lower pad foot (9), and a first die set, a second die set, a third die set and a fourth die set are sequentially arranged between the upper die holder (7) and the lower die holder (8); the first module corresponds to the primary forming and flanging process of the flywheel disc, the second module corresponds to the shaping process after the primary forming of the flywheel disc, the third module corresponds to the punching process after the shaping of the flywheel disc, and the fourth module corresponds to the chamfering process of the flywheel disc;
A first upper spring (17), a second upper spring (20) and a third upper spring (30) are sequentially arranged between the upper supporting plate (5) and the upper die holder (7) at positions corresponding to the first die set, the second upper spring (20) and the third die set, the lower end of the first upper spring (17) is connected with a first upper ejector rod, the first upper ejector rod sequentially passes through the upper die holder (7) and the first die set, the lower end of the second upper spring (20) is connected with a second upper ejector rod, the second upper ejector rod sequentially passes through the upper die holder (7) and the second die set, the lower end of the third upper spring (30) is connected with a third upper ejector rod, the third upper ejector rod sequentially passes through the upper die holder (7) and the third die set, a first lower spring (18) and a fourth lower spring (40) are respectively arranged between the lower sinking plate (10) and the lower die holder (8) at positions corresponding to the first die set and the fourth die set, the upper end of the first lower spring (18) is sequentially connected with a first lower ejector rod, the lower end of the first lower spring (8) sequentially passes through the lower die set and the fourth ejector rod (8) and the fourth die set, and the upper die holder (8) sequentially passes through the fourth die set (8) and the fourth die set;
The first die set comprises a first upper base plate (11) connected below the upper die holder (7), a first upper clamping plate (12) is connected below the first upper base plate (11), a first upper die plate (13) is connected below the first upper clamping plate (12), and a first male die (19) is embedded in the middle of the first upper die plate (13);
the first die set further comprises a first lower base plate (15) connected above the lower die holder (8), the first lower base plate (15) is positioned right below the first male die (19), a first female die (14) is connected above the first lower base plate (15), and a first positioning column (16) penetrating through a flywheel disc center hole is arranged in the middle of the first lower base plate (15);
The second module comprises a second upper base plate (21) connected below the upper die holder (7), a second upper clamping plate (22) is connected below the second upper base plate (21), and a second male die (23) is connected below the second upper clamping plate (22);
The second die set further comprises a second lower base plate (25) connected above the lower die holder (8), the second lower base plate (25) is located under the second male die (23), a second female die (24) is connected above the second lower base plate (25), a second positioning column (26) penetrating through a flywheel disc center hole is arranged in the middle of the second lower base plate (25), a second spring thimble (27) is further arranged on the lower die holder (8), and the second spring thimble (27) sequentially penetrates through the second lower base plate (25) and the second female die (24);
The maximum height of the second male die (23) is smaller than the maximum height of the first male die (19), and the minimum depth of the second female die (24) is smaller than the minimum depth of the first female die (14).
2. The flywheel disc forming die of claim 1, wherein:
The third die set comprises a third upper base plate (31) connected below the upper die holder (7), a third upper clamping plate (32) is connected below the third upper base plate (31), a third discharging plate (33) is connected below the third upper clamping plate (32), first punching needles (38) and second punching needles (39) which are corresponding to the number and the positions of round holes on the flywheel disc are distributed below the third upper base plate (31), the first punching needles (38) and the second punching needles (39) respectively penetrate through the third upper clamping plate (32) and the third discharging plate (33) in sequence, and the distance between the first punching needles (38) and the center of the third upper clamping plate (32) is larger than the distance between the second punching needles (39) and the center of the third upper clamping plate (32);
The third die set is still including connecting the third lower bolster (35) of die holder (8) top, this third lower bolster (35) are located under third stripper (33), the top of third lower bolster (35) is connected with third die (34), the middle part of third lower bolster (35) is provided with one and passes flywheel dish centre bore's third location post (36), still be provided with third spring thimble (37) on die holder (8), this third spring thimble (37) pass in proper order third lower bolster (35) and third die (34).
3. The flywheel disc forming die of claim 1, wherein:
The fourth module comprises a fourth upper base plate (41) connected below the upper die holder (7), a fourth upper clamping plate (42) is connected below the fourth upper base plate (41), and a fourth stripper plate (43) is connected below the fourth upper clamping plate (42);
The second module is still including connecting fourth die block (45) of die holder (8) top, this fourth die block (45) are located under fourth stripper (43), the top of fourth die block (45) is connected with fourth die (44), it has fourth reference column (46) that pass flywheel dish kidney-shaped hole to distribute on fourth die block (55), still be provided with fourth spring thimble (47) on die holder (8), this fourth spring thimble (47) pass in proper order fourth die block (45) and fourth die (44) still distribute on die holder (8) top with the corresponding chamfer post (48) of flywheel dish upper circular hole's quantity and position, this chamfer post (48) pass in proper order fourth die block (45) and fourth die (44).
4. A flywheel disc forming die according to any one of claims 1 to 3, characterized in that:
and the first module, the second module, the third module and the fourth module are respectively provided with an inner guide assembly (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811592641.5A CN109482729B (en) | 2018-12-20 | 2018-12-20 | Flywheel disc forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811592641.5A CN109482729B (en) | 2018-12-20 | 2018-12-20 | Flywheel disc forming die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109482729A CN109482729A (en) | 2019-03-19 |
| CN109482729B true CN109482729B (en) | 2024-05-28 |
Family
ID=65711842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811592641.5A Active CN109482729B (en) | 2018-12-20 | 2018-12-20 | Flywheel disc forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109482729B (en) |
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