CN114101671A - Duplex sprocket gear powder metallurgy die - Google Patents
Duplex sprocket gear powder metallurgy die Download PDFInfo
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- CN114101671A CN114101671A CN202111367198.3A CN202111367198A CN114101671A CN 114101671 A CN114101671 A CN 114101671A CN 202111367198 A CN202111367198 A CN 202111367198A CN 114101671 A CN114101671 A CN 114101671A
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- 238000004663 powder metallurgy Methods 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000004080 punching Methods 0.000 claims description 76
- 238000000034 method Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 210000005056 cell body Anatomy 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000005728 strengthening Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F3/03—Press-moulding apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a duplex sprocket powder metallurgy die which comprises a middle die, an outer upper punch seat, a lower punch seat and a sprocket product, wherein an inner upper punch is arranged on the inner wall of the outer upper punch seat, an inner upper punch cover is arranged at the upper end of the inner upper punch, an upper inner punch seat is arranged at the upper end of the inner upper punch cover, an outer upper punch cover is arranged at the bottom of the outer upper punch seat, an outer upper punch is arranged at the bottom of the outer upper punch cover, a lower punch is arranged on the inner wall of the middle die, a lower punch cover is arranged between the lower punch and the lower punch seat, and two lower punches are arranged on the inner wall of the lower punch seat. The duplex sprocket gear powder metallurgy die is provided with the one-step forming mechanism and the fool-proof device, can conveniently and better perform one-step forming on sprocket gear parts, is more excellent in forming effect, is not easy to damage, reduces the use of materials, reduces the cost, can also be conveniently and better operated, is provided with the fool-proof mechanism, and is not easy to make errors during working.
Description
Technical Field
The invention relates to the field of dies, in particular to a duplex-link gear powder metallurgy die.
Background
Sprocket powder metallurgy die is a support equipment who carries out sprocket forming process, when sprocket makes the processing, need carry out drilling processing preparation to the external surface, need adopt the mould to carry out the shaping processing operation, along with the continuous development of science and technology, people also are higher and higher to sprocket powder metallurgy die's manufacturing process requirement.
There is certain drawback in current sprocket powder metallurgy die when using, at first, when using, need use the multiunit plug to carry out the shaping preparation of driling, the one shot forming effect is relatively poor, the condition of damage appears easily, is unfavorable for people's use, still, does not possess and prevents slow-witted mechanism, the condition of working error appears easily, and the use of giving people has brought certain adverse effect, for this reason, we provide a pair sprocket powder metallurgy die.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a duplex sprocket powder metallurgy die which can be used for conveniently and better molding sprocket parts at one time, has a more excellent molding effect, is not easy to damage, reduces the use of materials, reduces the cost, can be operated conveniently and better, has a foolproof mechanism, is not easy to make errors during working, and can effectively solve the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a pair sprocket powder metallurgy die, includes well mould, outer upper punch seat, lower punch seat and sprocket product, outer upper punch is installed to the inner wall of upper punch seat, upper punch lid in the upper end of interior upper punch is installed, the upper end of interior upper punch lid is installed and is gone up the seat in, outer upper punch lid is installed to the bottom of outer upper punch seat, outer upper punch is installed to the bottom of outer upper punch lid, the inner wall of well mould is installed one and is down punched, one is down punched and is installed one between the lower punch seat and down punched the lid, the inner wall of lower punch seat is installed two and is down punched, two are down punched the lid installed to the bottom that two are down punched, two are down punched the bottom of lid and are installed two and are down punched the seat.
As a preferred technical scheme of this application, the inner wall of two undershoots is installed the plug, the bottom of plug is installed the plug lid, install plug installation mechanism between plug lid and the plug, the plug seat is installed to the lower extreme of plug lid.
As an optimal technical scheme of this application, on dash in and install the locating pin No. five between the lid on the interior, on dash and install the locating pin No. four between the lid on the outer upper punch seat and the outer upper punch, dash and install the locating pin No. three between the lid once, dash and install the locating pin No. two under two between the lid under seat and two, install the locating pin No. one between dabber lid and the dabber seat.
As this application an preferred technical scheme, install one shot forming mechanism on the well mould, the location base is installed to the bottom of well mould, the installation hoop is installed in the outside of well mould, the erector is installed at the both ends of well mould, the cell body has been seted up at the middle part of well mould, integrated into one piece has the strengthening rib between well mould and the cell body, the processing groove has been seted up to the inner wall of outer upper punch, the outer wall fixedly connected with of interior upper punch strengthens the seat, processing portion has been seted up on chain gear product surface.
As a preferred technical solution of the present application, the middle die and the lower punch are integrally formed, and the core rod is inserted into inner wall positions of the middle die, the lower punch cover, the lower punch seat, the two lower punch covers, and the two lower punch seats for positioning.
As a preferred technical scheme of this application, the bottom of plug is fixed a position through the inner wall of plug installation mechanism and plug lid, fix a position through a locating pin between plug lid and the plug seat.
As an optimal technical scheme of this application, go up and fix a position through No. five locating pins between punching the seat in with on the interior, go up to punch the seat outward and go up to fix a position through No. four locating pins between the lid on, punch the seat once and go down to fix a position through No. three locating pins between the lid, punch the seat under two and go down to fix a position through No. two locating pins between the lid.
As an optimal technical scheme of the application, integrated into one piece between well mould, the cell body, the position of one shot forming mechanism is connected at the plug top, the position of outer upper punch push down processing one shot forming mechanism.
(III) advantageous effects
Compared with the prior art, the invention provides a duplex sprocket powder metallurgy die, which has the following beneficial effects: the duplex sprocket gear powder metallurgy die can conveniently and better perform one-step forming on sprocket gear parts through a one-step forming mechanism and a foolproof device, is more excellent in forming effect, less prone to damage, reduced in material use, lower in cost and more convenient to operate, and is provided with the foolproof mechanism, under the condition that errors are not prone to occurring during working, a middle die, a lower punching cover, a lower punching seat, two lower punching seats, two lower punching covers and two lower punching seats are installed, a core rod is inserted into the inner wall positions of the middle die, the lower punching seat, the lower punching cover, the lower punching seat, the two lower punching seats to position to form the foolproof mechanism, the top of the two lower punching seats is connected with the position of the one-step forming mechanism, the bottom of the core rod is installed and positioned with the core rod seat through the core rod cover, the upper punching seat, the inner upper punching cover, the outer upper punching seat, the upper punching cover, the upper punching seat, the inner punching seat, the outer punching cover, the upper punching seat, the upper punching cover, the lower punching seat, the lower punching cover, the lower punching seat, the upper punching seat, the lower punching seat, the upper punching seat, the lower punching seat, the upper punching cover, the lower punching seat, the upper punching seat, the lower punching cover, the lower punching seat, the lower punching cover, the upper punching seat, the lower punching cover, the lower punching seat, the upper punching seat, the lower punching seat, the upper punching seat, the lower punching seat, the upper punching seat, the lower punching seat, the upper punching seat, the lower punching seat, the upper, The outer upper punch is assembled, the chain gear product is subjected to stamping processing between the outer upper punch and the one-step forming mechanism, the one-step forming processing operation is performed on the processing portion of the surface of the chain gear product through the one-step forming mechanism, the processing is quicker, the multi-group core rod is not required to be used for one-step forming, the processing effect is better, the processing effect is more accurate, the situation of fracture is not easy to occur, unqualified products are reduced, the processing method is simpler and more practical, the whole chain gear powder metallurgy die is simple in structure, the operation is convenient, and the use effect is better relative to the traditional mode.
Drawings
Fig. 1 is a schematic overall structure diagram of a duplex-sprocket powder metallurgy die according to the invention.
Fig. 2 is a schematic structural diagram of a middle die in a duplex-sprocket powder metallurgy die according to the invention.
Fig. 3 is a schematic structural diagram of an outer upper punch in the duplex-sprocket powder metallurgy die according to the invention.
Fig. 4 is a schematic structural diagram of an inner upper punch in the duplex-sprocket powder metallurgy die according to the invention.
FIG. 5 is a schematic structural diagram of a lower punch in a duplex-gear powder metallurgy die according to the present invention.
Fig. 6 is a schematic structural diagram of a core rod in the duplex-sprocket powder metallurgy die according to the invention.
FIG. 7 is a schematic structural view of a sprocket product in a dual-linked sprocket powder metallurgy die according to the present invention.
In the figure: 1. a middle mold; 2. an upper inner punching seat; 3. inner upper punching; 4. an inner upper punch cover; 5. an outer upper punch seat; 6. an outer upper punch cover; 7. upwards punching outwards; 8. a lower punch cap; 9. an undershoot; 10. a lower punch seat; 11. two undershoots; 12. a second lower punching seat; 13. two lower punch covers; 14. a core rod; 15. a mandrel cover; 16. a mandrel holder; 17. a mandrel installation mechanism; 18. a first positioning pin; 19. a second positioning pin; 20. a third positioning pin; 21. a fourth positioning pin; 22. a fifth positioning pin; 23. a one-step forming mechanism; 24. reinforcing ribs; 25. a trough body; 26. an installer; 27. positioning a base; 28. installing a hoop; 29. processing a tank; 30. a reinforcement base; 31. sprocket gear products; 32. and a processing part.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and the detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows:
as shown in fig. 1-7, a duplex sprocket powder metallurgy die comprises a middle die 1, an outer upper punch seat 5, a lower punch seat 10 and a sprocket product 31, wherein an inner upper punch 3 is installed on the inner wall of the outer upper punch seat 5, an inner upper punch cover 4 is installed at the upper end of the inner upper punch 3, an upper inner punch seat 2 is installed at the upper end of the inner upper punch cover 4, an outer upper punch cover 6 is installed at the bottom of the outer upper punch seat 5, an outer upper punch 7 is installed at the bottom of the outer upper punch cover 6, a lower punch 9 is installed on the inner wall of the middle die 1, a lower punch cover 8 is installed between the lower punch 9 and the lower punch seat 10, two lower punches 11 are installed on the inner wall of the lower punch seat 10, two lower punch covers 13 are installed at the bottoms of the two lower punches 11, and two lower punch seats 12 are installed at the bottoms of the two lower punch covers 13.
Further, a mandrel 14 is mounted on the inner wall of the two lower punches 11, a mandrel cap 15 is mounted on the bottom of the mandrel 14, a mandrel mounting mechanism 17 is mounted between the mandrel cap 15 and the mandrel 14, and a mandrel holder 16 is mounted on the lower end of the mandrel cap 15.
Further, the bottom of the mandrel 14 is positioned by the mandrel mounting mechanism 17 and the inner wall of the mandrel cover 15, and the positioning between the mandrel cover 15 and the mandrel base 16 is performed by the first positioning pin 18.
Example two:
on the basis of the first embodiment, as shown in fig. 1 to 7, a duplex sprocket powder metallurgy die comprises a middle die 1, an outer upper punch seat 5, a lower punch seat 10 and a sprocket product 31, wherein an inner upper punch 3 is installed on the inner wall of the outer upper punch seat 5, an inner upper punch cover 4 is installed at the upper end of the inner upper punch 3, an upper inner punch seat 2 is installed at the upper end of the inner upper punch cover 4, an outer upper punch cover 6 is installed at the bottom of the outer upper punch seat 5, an outer upper punch 7 is installed at the bottom of the outer upper punch cover 6, a lower punch 9 is installed on the inner wall of the middle die 1, a lower punch cover 8 is installed between the lower punch 9 and the lower punch seat 10, two lower punches 11 are installed on the inner wall of the lower punch seat 10, two lower punch covers 13 are installed at the bottoms of the two lower punch seats 11, and two lower punch seats 12 are installed at the bottoms of the two lower punch covers 13.
Furthermore, a fifth positioning pin 22 is arranged between the upper inner punching seat 2 and the inner upper punching cover 4, a fourth positioning pin 21 is arranged between the outer upper punching seat 5 and the outer upper punching cover 6, a third positioning pin 20 is arranged between the lower punching seat 10 and the lower punching cover 8, a second positioning pin 19 is arranged between the second lower punching seat 12 and the second lower punching cover 13, and a first positioning pin 18 is arranged between the core rod cover 15 and the core rod seat 16.
Further, the bottom of the mandrel 14 is positioned by the mandrel mounting mechanism 17 and the inner wall of the mandrel cover 15, and the positioning between the mandrel cover 15 and the mandrel base 16 is performed by the first positioning pin 18.
Example three:
on the basis of the first embodiment and the second embodiment, as shown in fig. 1 to 7, a duplex sprocket powder metallurgy die comprises a middle die 1, an outer upper punch seat 5, a lower punch seat 10 and a sprocket product 31, wherein an inner upper punch 3 is installed on the inner wall of the outer upper punch seat 5, an inner upper punch cover 4 is installed at the upper end of the inner upper punch 3, an upper inner punch seat 2 is installed at the upper end of the inner upper punch cover 4, an outer upper punch cover 6 is installed at the bottom of the outer upper punch seat 5, an outer upper punch 7 is installed at the bottom of the outer upper punch cover 6, a lower punch 9 is installed on the inner wall of the middle die 1, a lower punch cover 8 is installed between the lower punch 9 and the lower punch seat 10, two lower punches 11 are installed on the inner wall of the lower punch seat 10, two lower punch covers 13 are installed at the bottoms of the two lower punch 11, and two lower punch seats 12 are installed at the bottoms of the two lower punch covers 13.
Further, the middle die 1 is provided with a one-step forming mechanism 23, the bottom of the middle die 1 is provided with a positioning base 27, the outer side of the middle die 1 is provided with a mounting hoop 28, two ends of the middle die 1 are provided with mounting devices 26, the middle of the middle die 1 is provided with a groove body 25, a reinforcing rib 24 is integrally formed between the middle die 1 and the groove body 25, the inner wall of the outer upper punch 7 is provided with a processing groove 29, the outer wall of the inner upper punch 3 is fixedly connected with a reinforcing seat 30, and the surface of a chain gear product 31 is provided with a processing part 32.
Further, the middle die 1 and the lower punch 9 are integrally formed, and the core rod 14 is inserted into the inner wall positions of the middle die 1, the lower punch 9, the lower punch cover 8, the lower punch holder 10, the two lower punch covers 13 and the two lower punch holders 12 for positioning.
Further, the middle mold 1 and the groove body 25 are integrally molded, the top of the mandrel 14 is connected with the position of the one-step molding mechanism 23, and the outer upper punch 7 presses down the position of the one-step molding mechanism 23.
The working principle is as follows: the invention comprises a middle die 1, an upper inner punching seat 2, an inner upper punch 3, an inner upper punch cover 4, an outer upper punching seat 5, an outer upper punch cover 6, an outer upper punch 7, a lower punch cover 8, a lower punch 9, a lower punch seat 10, two lower punches 11, two lower punch seats 12, two lower punch covers 13, a core rod 14, a core rod cover 15, a core rod seat 16, a core rod installation mechanism 17, a first positioning pin 18, a second positioning pin 19, a third positioning pin 20, a fourth positioning pin 21, a fifth positioning pin 22, a one-step forming mechanism 23, a reinforcing rib 24, a groove body 25, an installer 26, a positioning base 27, an installation hoop 28, a processing groove 29, a reinforcing seat 30, a chain gear product 31 and a processing part 32, wherein when the middle die 1, the lower punch cover 8, the lower punch 9, the lower punch seat 10, the two lower punches 11, the two lower punch covers 13 and the two middle die seats 12 are installed, the middle die 1, the lower punch 9, the lower punch cover 8, the lower punch cover 4, the outer upper punch seat 5, the outer upper punch cover 6, the outer punch cover 7, the first punch cover, the second punch cover, the third punch cover, the second punch cover, the, The inner wall positions of a lower punching seat 10, two lower punching covers 13 and two lower punching seats 12 are positioned to form a foolproof mechanism, the position of a one-time forming mechanism 23 is connected to the top of two lower punching seats 11, the bottom of a core rod 14 is installed and positioned with a core rod seat 16 through a core rod cover 15, the top of the middle-upper punching seat 2, the top of the inner-upper punching cover 4, the top of the outer-upper punching seat 5, the top of the outer-upper punching cover 6 and the top of the outer-upper punching cover 7 are assembled, a sprocket product 31 is punched between the outer-upper punching cover 7 and the one-time forming mechanism 23, and a processing part 32 on the surface of the sprocket product 31 is subjected to one-time forming processing operation through the one-time forming mechanism 23, so that the processing is quicker, the one-time forming is realized, a plurality of groups of core rods 14 are not needed, the processing effect is better and more accurate, the fracture situation is not easy to occur, unqualified products are reduced, and the processing is simpler and more practical.
It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (8)
1. The utility model provides a pair sprocket powder metallurgy die, includes well mould (1), outer upper punch seat (5), punch seat (10) and sprocket product (31) down, its characterized in that: the inner upper punch (3) is installed on the inner wall of the outer upper punch seat (5), the inner upper punch cover (4) is installed on the upper end of the inner upper punch (3), the inner upper punch seat (2) is installed on the upper end of the inner upper punch cover (4), the outer upper punch cover (6) is installed on the bottom of the outer upper punch seat (5), the outer upper punch (7) is installed on the bottom of the outer upper punch cover (6), the lower punch (9) is installed on the inner wall of the middle die (1), the lower punch cover (8) is installed between the lower punch (9) and the lower punch seat (10), the lower punch (11) is installed on the inner wall of the lower punch seat (10), the lower punch cover (13) is installed on the bottom of the lower punch (11) on two sides, and the lower punch seat (12) is installed on the bottom of the lower punch cover (13) on two sides.
2. The twin linked gear powder metallurgy die according to claim 1, wherein: the inner walls of the two lower punches (11) are provided with core rods (14), the bottoms of the core rods (14) are provided with core rod covers (15), a core rod mounting mechanism (17) is arranged between the core rod covers (15) and the core rods (14), and the lower ends of the core rod covers (15) are provided with core rod seats (16).
3. The twin linked gear powder metallurgy die according to claim 1, wherein: go up and install No. five locating pins (22) between interior towards seat (2) and interior upper punch cover (4), install No. four locating pins (21) between outer upper punch seat (5) and outer upper punch cover (6), install No. three locating pins (20) between lower towards seat (10) and lower towards cover (8), install No. two locating pins (19) between two lower towards seat (12) and two lower towards cover (13), install a locating pin (18) between dabber lid (15) and dabber seat (16).
4. The twin linked gear powder metallurgy die according to claim 1, wherein: install one shot forming mechanism (23) on well mould (1), location base (27) are installed to the bottom of well mould (1), installation hoop (28) are installed in the outside of well mould (1), erector (26) are installed at the both ends of well mould (1), cell body (25) have been seted up at the middle part of well mould (1), integrated into one piece has strengthening rib (24) between well mould (1) and cell body (25), processing groove (29) have been seted up to the inner wall of outer upper punch (7), outer wall fixedly connected with of interior upper punch (3) strengthens seat (30), processing portion (32) have been seted up on sprocket product (31) surface.
5. The twin linked gear powder metallurgy die according to claim 1, wherein: the middle die (1) and the lower punch (9) are integrally formed, and the core rod (14) is inserted into the inner wall positions of the middle die (1), the lower punch (9), the lower punch cover (8), the lower punch seat (10), the two lower punch covers (13) and the two lower punch seats (12) for positioning.
6. The twin linked gear powder metallurgy die according to claim 2, wherein: the bottom of the mandrel (14) is positioned by a mandrel mounting mechanism (17) and the inner wall of a mandrel cover (15), and the mandrel cover (15) and the mandrel base (16) are positioned by a first positioning pin (18).
7. The twin linked gear powder metallurgy die according to claim 3, wherein: the upper inner punching seat (2) and the inner upper punching cover (4) are positioned through a fifth positioning pin (22), the outer upper punching seat (5) and the outer upper punching cover (6) are positioned through a fourth positioning pin (21), the lower punching seat (10) and the lower punching cover (8) are positioned through a third positioning pin (20), and the second lower punching seat (12) and the second lower punching cover (13) are positioned through a second positioning pin (19).
8. The twin linked gear powder metallurgy die according to claim 4, wherein: the middle die (1) and the groove body (25) are integrally formed, the top of the core rod (14) is connected with the position of the one-step forming mechanism (23), and the outer upper punch (7) is pressed to process the position of the one-step forming mechanism (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111367198.3A CN114101671A (en) | 2021-11-18 | 2021-11-18 | Duplex sprocket gear powder metallurgy die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111367198.3A CN114101671A (en) | 2021-11-18 | 2021-11-18 | Duplex sprocket gear powder metallurgy die |
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| Publication Number | Publication Date |
|---|---|
| CN114101671A true CN114101671A (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111367198.3A Pending CN114101671A (en) | 2021-11-18 | 2021-11-18 | Duplex sprocket gear powder metallurgy die |
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| CN211101130U (en) * | 2019-11-18 | 2020-07-28 | 苏州市周周精密模具有限公司 | Novel quick stamping die |
| CN212495396U (en) * | 2020-08-19 | 2021-02-09 | 长钰模具(苏州)有限公司 | Multi-step special-shaped slotted hole bevel gear mold |
| CN216801678U (en) * | 2021-11-18 | 2022-06-24 | 长钰模具(苏州)有限公司 | Duplex sprocket gear powder metallurgy die |
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2021
- 2021-11-18 CN CN202111367198.3A patent/CN114101671A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2076699A5 (en) * | 1970-01-23 | 1971-10-15 | Instr I | Turntable metal-ceramic moulding and shaping plant |
| CN204844410U (en) * | 2015-07-29 | 2015-12-09 | 长钰模具(苏州)有限公司 | Relay pottery safety cover mould |
| CN109746437A (en) * | 2017-11-03 | 2019-05-14 | 余姚市奥科五金科技有限公司 | A kind of irregularly-shaped hole helical gear one-time forming die |
| CN211101130U (en) * | 2019-11-18 | 2020-07-28 | 苏州市周周精密模具有限公司 | Novel quick stamping die |
| CN212495396U (en) * | 2020-08-19 | 2021-02-09 | 长钰模具(苏州)有限公司 | Multi-step special-shaped slotted hole bevel gear mold |
| CN216801678U (en) * | 2021-11-18 | 2022-06-24 | 长钰模具(苏州)有限公司 | Duplex sprocket gear powder metallurgy die |
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