CN202239250U - Twice stretching-forming die for manufacturing aluminum cover - Google Patents
Twice stretching-forming die for manufacturing aluminum cover Download PDFInfo
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- CN202239250U CN202239250U CN2011203408993U CN201120340899U CN202239250U CN 202239250 U CN202239250 U CN 202239250U CN 2011203408993 U CN2011203408993 U CN 2011203408993U CN 201120340899 U CN201120340899 U CN 201120340899U CN 202239250 U CN202239250 U CN 202239250U
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- counterdie
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- core
- patrix
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Abstract
The utility model relates to a twice stretching-forming die for manufacturing an aluminum cover. The twice stretching-forming die comprises an upper die holder, a lower die holder and a drive mechanism, wherein an upper convex die is arranged on the upper die holder; a lower concave die is arranged on the lower die holder; an upper die material-pushing core in a cavity of the upper convex die is connected with material-crushing rod through an upper die material-pushing rod; an upper die punch is arranged in a cavity of the upper die material-pushing core; a ring-shaped lower die material-pushing core and a lower die secondary material-pushing core are sequentially sleeved in a cavity of the lower die concave die; and a lower stretching convex die is arranged in a cavity of the lower die secondary material-pushing core. The twice stretching-forming die can complete the technologies of blanking, primary stretching, secondary stretching, punching and the like at a time, can ensure good forming effect of bottle caps, and can improve the production efficiency by 60 percent.
Description
Technical field
The utility model relates to a kind of mould of bottle cap, a kind of specifically twice drawing and forming mould that is used to make aluminium lid.
Background technology
At present; Commercially available aluminium lid generally has repeatedly processing and fabricating, in manufacturing process, needs a plurality of moulds accomplish technologies such as blanking, one-off drawing, succeeding stretch and punching successively, and this kind equipment has following drawback: one of which, because above operation on same equipment, do not accomplish; Thereby caused the bottle cap moulding irregular; For example: one-off drawing axle center and succeeding stretch axis deviation or the like in repeatedly changing the Mould operation process, be prone to cause the aluminium lid surface coating to come off, and repeatedly moulding can't guarantee the integrality of aluminium lid; Very easily occurrence of waste reduces the performance of enterprises virtually; Two, bottle cap need pass through a plurality of operations and accomplishes, so long processing time, and production efficiency is low.
The utility model content
The purpose of the utility model is the deficiency for solving the problems of the technologies described above; A kind of twice drawing and forming mould that is used to make aluminium lid is provided; Can disposable completion blanking, technologies such as one-off drawing, succeeding stretch and punching, guarantee the bottle cap good forming effect, and production efficiency has improved more than 60%.
The utility model is the deficiency that solves the problems of the technologies described above; The technical scheme that is adopted is: be used to make twice drawing and forming mould of aluminium lid, comprise upper bolster, die shoe and driving mechanism, on upper bolster, be provided with the patrix punch; On die shoe, be provided with the counterdie die; Patrix punch and counterdie die are coaxially set, and the patrix pusher core that is arranged in the patrix punch cavity links to each other with knockout rod through the patrix charging ram, in the cavity of patrix pusher core, is provided with the patrix drift;
In the cavity of counterdie die, be arranged with counterdie pusher core, the counterdie secondary pusher core of annular successively; In the cavity of counterdie secondary pusher core, be provided with the counterdie stretching convex die; The counterdie stretching convex die is arranged on the counterdie stretching convex die seat; Counterdie stretching convex die seat is connected with an end of spring supporting bar; The other end of spring supporting bar passes die shoe and has external part, is connected with the outer spring seat of honour in the end of external part, on the outer circumference surface of external part, is arranged with gland on the outer spring; Be provided with outer spring between gland one end and the outer spring seat of honour on the outer spring; The gland other end is connected with counterdie pusher ring on the outer spring, and the counterdie charging ram I that links to each other with counterdie pusher ring is passed die shoe and is connected with counterdie pusher core, is provided with counterdie secondary pusher ring on the outer spring between gland and the spring supporting bar; One end of counterdie secondary pusher ring and be arranged between the round nut end face on the spring supporting bar and be provided with inner spring, the counterdie charging ram II that links to each other with the counterdie secondary pusher ring other end is passed die shoe and is connected with counterdie secondary pusher core;
Also be provided with retainer plate, the retainer plate upper surface is equal with the upper surface of counterdie die, between patrix punch and retainer plate, is provided with stripper.
Described counterdie pusher core and counterdie secondary pusher core are annulus; And be coaxially set; Counterdie pusher core retainer plate is located on the outer circumference surface of counterdie secondary pusher core, is provided with the base I in the lower surface of counterdie pusher core, and the diameter of base I is greater than the diameter of counterdie pusher core; Lower surface at counterdie secondary pusher core is provided with a base II; The diameter of base II is greater than the diameter of counterdie secondary pusher core, and base I and base II are along having the gap on the counterdie pusher wire mandrel direction, and the diameter of base II is greater than the diameter of base I.
The plate face of described stripper is provided with circular hole, and circular hole and counterdie die are coaxially set, and the size in circular hole aperture equates with the pore size of counterdie die.
Described counterdie stretching convex die upper surface is provided with cylindrical cavity, and cylindrical cavity and patrix drift are coaxially set.
The beneficial effect of the utility model is: the operation of having accomplished different phases such as blanking, one-off drawing, succeeding stretch, punching in punching course; Disposal molding guarantees the bottle cap good forming effect; Good stability; Yield rate improves greatly, and has solved that the aluminium lid surface coating does not come off in twice drawing process, has guaranteed the aluminium lid surface integrity.Solved the one time punching molded difficulty that can't ensure the quality of products of high aluminium lid.Secondly, once-through operation can be accomplished the making of bottle cap, and production efficiency has improved more than 60%.
Description of drawings
Fig. 1 is the structural representation of utility model.
Fig. 2 is the structural representation of patrix punch in the utility model.
Fig. 3 is the structural representation of counterdie die in the utility model.
Fig. 4 is the structural representation of counterdie pusher core and counterdie secondary pusher core set-up mode in the utility model.
Fig. 5 is the structural representation of gland and counterdie secondary pusher ring set-up mode on the outer spring in the utility model.
Mark among the figure: 1, upper bolster, 2, die shoe, 3, the patrix punch, 4, the counterdie die, 5, patrix pusher core, 6, the patrix charging ram; 7, patrix drift, 8, knockout rod, 9, fixed head, 10, liner plate, 11, die shank, 12, counterdie pusher core; 13, counterdie secondary pusher core, 14, the counterdie stretching convex die, 15, counterdie stretching convex die seat, 16, spring supporting bar, 17, the outer spring seat of honour, 18, gland on the outer spring; 19, outer spring, 20, counterdie pusher ring, 21, counterdie charging ram I, 22, counterdie secondary pusher ring, 23, inner spring; 24, round nut, 25, counterdie charging ram II, 26, retainer plate, 27, stripper, 28, the base I; 29, base II, 30, aluminium strip, 31, rail groove, 32, steel ball, 33, step.
The specific embodiment
As shown in the figure, be used to make twice drawing and forming mould of aluminium lid, mainly form by upper bolster 1, die shoe 2 and driving mechanism; Be connected with die shank 11 in the upper surface of upper bolster 1, be provided with fixed head 9, be provided with liner plate between fixed head 9 and the upper bolster 1 in upper bolster 1 lower surface; Link together through coupling assemblings such as bolts between fixed head 9, liner plate 10, upper bolster 1 and the die shank 11; Through the 1 up or downward movement of driving mechanisms control upper bolster, on fixed head 9, be connected with patrix punch 3, be positioned at patrix punch 3 under on die shoe 2, be provided with counterdie die 4; Patrix punch 3 is coaxially set with counterdie die 4; Stability after the moulding of assurance bottle cap, patrix punch 3 has hollow-core construction, in its cavity, is provided with patrix pusher core 5; The patrix charging ram 6 that is connected with patrix pusher core 5 passes liner plate 10 successively, upper bolster 1 back links to each other with knockout rod 8; In the cavity of patrix pusher core 5, be provided with patrix drift 7, patrix drift 7 is connected with liner plate 10 through support column, is used for punching is implemented at the bottle cap top.
In the cavity of counterdie die 4, be arranged with counterdie pusher core 12, the counterdie secondary pusher core 13 of annular successively; In the cavity of counterdie secondary pusher core 13, be provided with counterdie stretching convex die 14; Counterdie stretching convex die 14 is arranged on the counterdie stretching convex die seat 15, and counterdie stretching convex die seat 15 is connected with an end of spring supporting bar 16, and the other end of spring supporting bar 16 passes die shoe 2 and has external part; Be connected with the outer spring seat of honour 17 in the end of external part; On the outer circumference surface of external part, also be arranged with gland 18 on the outer spring, be provided with outer spring 19 between gland 18 1 ends and the outer spring seat of honour 17 on the outer spring, gland 18 other ends are connected with counterdie pusher ring 20 on the outer spring; The counterdie charging ram I 21 that links to each other with counterdie pusher ring 20 is passed die shoe and is connected with counterdie pusher core 12; Therefore when patrix punch 3 was pressing counterdie pusher core 12 descending, gland 18 was descending successively on counterdie charging ram I 21, counterdie pusher ring 20 and the outer spring, and outer spring 19 by compression; When patrix punch 3 returned, the active force that gland 18 receives outer spring 19 on counterdie pusher core 12, counterdie charging ram I 21, counterdie pusher ring 20 and the outer spring automatically reset;
Between gland on the outer spring 18 and spring supporting bar 16, be provided with counterdie secondary pusher ring 22, an end of counterdie secondary pusher ring 22 and be arranged between round nut 24 end faces on the spring supporting bar 16 and be provided with inner spring 23, the counterdie charging ram II 25 that links to each other with counterdie secondary pusher ring 22 other ends is passed die shoe and is connected with counterdie secondary pusher core 13; Gland 18 inner peripheral surfaces are provided with the step of a convexity on the described outer spring; In the rail groove 31 of counterdie secondary pusher ring 22, be provided with steel ball 32, a side lug boss of steel ball 32 withstands on the step surface of gland 18 on the outer spring, and the opposite side lug boss of steel ball 32 is arranged in the arc groove of spring supporting bar 16; Because the raised step face of gland 18 withstands the steel ball 32 in the counterdie secondary pusher ring on the outer spring; Make the other end of steel ball 32 be stuck in the deep-slotted chip breaker on the spring supporting bar 16, so patrix punch 3 is descending when withstanding counterdie pusher core 12 with counterdie secondary pusher core 13, this moment counterdie pusher core 12 row that is depressed; Counterdie secondary pusher core 13 then is stuck not descending; When the protruding descending end of step of gland on the outer spring 18, there is the gap between step both sides and the counterdie secondary pusher ring 22, stressed steel ball slides to both sides; Steel ball one side lug boss is no longer blocked in the deep-slotted chip breaker on the spring supporting bar; This moment, the patrix punch could press counterdie secondary pusher core descending, and inner spring is compressed, when counterdie pusher core resets; Receive the inner spring active force, counterdie secondary pusher core, counterdie charging ram II, counterdie secondary pusher ring automatically reset;
Described counterdie pusher core 12 is annulus with counterdie secondary pusher core 13, and is coaxially set, and counterdie pusher core 12 is set on the outer circumference surface of counterdie secondary pusher core 13; Lower surface at counterdie pusher core 12 is provided with base I 28, and the diameter of base I 28 is provided with a base II 29 greater than the diameter of counterdie pusher core 12 in the lower surface of counterdie secondary pusher core 13; The diameter of base II 29 is greater than the diameter of counterdie secondary pusher core 13, and base I 28 and base II 29 are along having the gap on the counterdie pusher wire mandrel direction, and the diameter of base II 29 is greater than the diameter of base I 28; Counterdie charging ram I 21 is passed base II 29 back and is linked to each other with base I 28, therefore, and when counterdie pusher core 12 is descending; Because base I 28 and base II 29 are along having certain interval on the counterdie pusher wire mandrel direction; The counterdie secondary pusher core of this moment is to keep motionless, descending with respect to counterdie pusher core, and counterdie secondary pusher core is gone up the thin aluminum sheet of exercising circle simultaneously relatively with the counterdie stretching convex die and is become the straw hat shape; When the gap does not exist; Counterdie pusher core and counterdie secondary pusher core are simultaneously descending, and the continuation of counterdie stretching convex die is up relatively, and bottle cap is carried out succeeding stretch; Mould can be regulated according to actual needs in the gap here, makes to reach requirement and be as the criterion;
Described counterdie stretching convex die 14 upper surfaces are provided with cylindrical cavity, and cylindrical cavity and patrix drift 7 are coaxially set, and are used for punching is implemented at the bottle cap top.
Above die shoe 2, also be provided with retainer plate 26; Retainer plate 26 upper surfaces are all equal with the upper surface of counterdie die 4; Between patrix punch 3 and retainer plate 26, be provided with stripper 27; The plate face of described stripper 27 is provided with circular hole, and circular hole and counterdie die 4 are coaxially set, and the size in circular hole aperture equates with the pore size of counterdie die 4.
The concrete operating process of the utility model is following:
The first step: at first will be put between stripper 27 and the retainer plate 26 by the aluminium strip 30 of stamping-out; Driving mechanisms control upper bolster 1 is descending; Patrix punch 3 passes the circular hole of stripper being pressed in above the counterdie die 4 by the aluminium strip of stamping-out, and the patrix punch continues to fall, and compresses into counterdie die hole to the aluminium strip that is crushed under the patrix punch; Make that aluminium strip separates on the aluminium strip of compressing into counterdie die hole and the retainer plate, this has just accomplished blanking (circular thin aluminum sheet);
Second step: patrix punch 3 heads on the aluminium sheet edge of being pressed and continues descending; Force counterdie pusher core 12 to head on counterdie charging ram I 21, counterdie pusher ring 20, the outer spring gland 18 to descending; Outer spring 19 is compressed; This moment, relatively counterdie secondary pusher core 13 and counterdie stretching convex die 14 headed on the aluminium sheet centre of being pressed to up, promoted patrix pusher core, patrix charging ram, knockout rod to up, and by in the aluminium sheet centre jacking patrix punch hole of pressing; Make circular thin aluminum sheet become the straw hat shape, Here it is stretches for the first time;
The 3rd step: patrix punch 3 continues to fall; Along with counterdie pusher core 12 heads on counterdie charging ram I, counterdie pusher ring, the outer spring gland outside descending; It is descending that simultaneously counterdie pusher core heads on counterdie secondary pusher core 13, counterdie charging ram II 25, counterdie secondary pusher ring 22, and it is descending from the deep-slotted chip breaker of spring supporting bar 16, to extrude continuation to steel ball 32, and inner spring 23 is compressed; And relatively counterdie stretching convex die 14 heads on the aluminium sheet centre of being pressed and continues to up; Promotion patrix pusher core, patrix charging ram, knockout rod continue to up, make the straw hat shape become the tubular (aluminium lid) of the end towards the sky, and Here it is stretches for the second time;
The 4th step: patrix punch 3 continues to fall; Counterdie stretching convex die 14 heads on the aluminium sheet central part of being pressed and continues relatively to up; Make patrix drift 7 lower surfaces head on the aluminium sheet central part of being pressed; In the hole of the final first lower surface aluminium sheet jacking counterdie stretching convex die of withstanding of upper punch, make its separation, this has just accomplished punching.
More than be the overall process of a punching press of this mould, then driving mechanism adjustment upper bolster is up, and the aluminium strip that is enclosed within the patrix punch is taken off by stripper; Counterdie die inner assembly resets under the effect of outer spring and inner spring respectively, and when the patrix punch was up to certain altitude, knockout rod was pushed; Knockout rod promotion patrix charging ram, patrix pusher core are released aluminium lid from the hole of patrix punch; Also keep in the center, aluminium lid comes off on stripper, completes; One-shot forming makes that the integrality of bottle cap is better, and has improved the production efficiency of enterprise greatly.
Claims (5)
1. be used to make twice drawing and forming mould of aluminium lid; Comprise upper bolster (1), die shoe (2) and driving mechanism; It is characterized in that: on upper bolster (1), be provided with patrix punch (3); On die shoe (2), be provided with counterdie die (4); Patrix punch (3) and counterdie die (4) are coaxially set, and the patrix pusher core (5) that is arranged in patrix punch (3) cavity links to each other with knockout rod (8) through patrix charging ram (6), in the cavity of patrix pusher core (5), is provided with patrix drift (7);
In the cavity of counterdie die (4), be arranged with counterdie pusher core (12), the counterdie secondary pusher core (13) of annular successively; In the cavity of counterdie secondary pusher core (13), be provided with counterdie stretching convex die (14); Counterdie stretching convex die (14) is arranged on the counterdie stretching convex die seat (15); Counterdie stretching convex die seat (15) is connected with an end of spring supporting bar (16); The other end of spring supporting bar (16) passes die shoe (2) and has external part; Be connected with the outer spring seat of honour (17) in the end of external part; On the outer circumference surface of external part, be arranged with gland on the outer spring (18), be provided with outer spring (19) between gland (18) one ends and the outer spring seat of honour (17) on the outer spring, gland on the outer spring (18) other end is connected with counterdie pusher ring (20); The counterdie charging ram I (21) that links to each other with counterdie pusher ring (20) is passed die shoe (2) and is connected with counterdie pusher core (12); Be provided with counterdie secondary pusher ring (22) between gland on the outer spring (18) and the spring supporting bar (16), an end of counterdie secondary pusher ring (22) and be arranged between round nut (24) end face on the spring supporting bar (16) and be provided with inner spring (23), the counterdie charging ram II (25) that links to each other with counterdie secondary pusher ring (22) other end is passed die shoe and is connected with counterdie secondary pusher core (13);
Also be provided with retainer plate (26), retainer plate (26) upper surface is equal with the upper surface of counterdie die (4), between patrix punch (3) and retainer plate (26), is provided with stripper (27).
2. the twice drawing and forming mould that is used to make aluminium lid according to claim 1; It is characterized in that: described counterdie pusher core (12) and counterdie secondary pusher core (13) are annulus; And be coaxially set; Counterdie pusher core (12) is set on the outer circumference surface of counterdie secondary pusher core (13), is provided with base I (28) in the lower surface of counterdie pusher core (12), and the diameter of base I (28) is greater than the diameter of counterdie pusher core (12); Be provided with a base II (29) in the lower surface of counterdie secondary pusher core (13); The diameter of base II (29) is greater than the diameter of counterdie secondary pusher core (13), and base I (28) and base II (29) are along having the gap on the counterdie pusher wire mandrel direction, and the diameter of base II (29) is greater than the diameter of base I (28).
3. the twice drawing and forming mould that is used to make aluminium lid according to claim 1; It is characterized in that: the plate face of described stripper (27) is provided with circular hole; Circular hole and counterdie die (4) are coaxially set, and the aperture of circular hole equates with the pore size of counterdie die (4).
4. the twice drawing and forming mould that is used to make aluminium lid according to claim 1 is characterized in that: described counterdie stretching convex die (14) upper surface is provided with cylindrical cavity, and cylindrical cavity and patrix drift (7) are coaxially set.
5. the twice drawing and forming mould that is used to make aluminium lid according to claim 1; It is characterized in that: gland on the described outer spring (18) inner peripheral surface is provided with the step (33) of a convexity; In the rail groove (31) of counterdie secondary pusher ring (22), be provided with steel ball (32); One side lug boss of steel ball (32) withstands on the step surface of gland on the outer spring, and the opposite side lug boss of steel ball (32) is arranged in the arc groove of spring supporting bar (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203408993U CN202239250U (en) | 2011-09-13 | 2011-09-13 | Twice stretching-forming die for manufacturing aluminum cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203408993U CN202239250U (en) | 2011-09-13 | 2011-09-13 | Twice stretching-forming die for manufacturing aluminum cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202239250U true CN202239250U (en) | 2012-05-30 |
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ID=46100553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203408993U Expired - Lifetime CN202239250U (en) | 2011-09-13 | 2011-09-13 | Twice stretching-forming die for manufacturing aluminum cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202239250U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102310146A (en) * | 2011-09-13 | 2012-01-11 | 田豫皖 | Twice stretching molding die used for manufacturing aluminum cap |
| CN103691791A (en) * | 2013-12-06 | 2014-04-02 | 王正华 | Continuous drawing hydraulic machine and continuous drawing method |
-
2011
- 2011-09-13 CN CN2011203408993U patent/CN202239250U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102310146A (en) * | 2011-09-13 | 2012-01-11 | 田豫皖 | Twice stretching molding die used for manufacturing aluminum cap |
| CN102310146B (en) * | 2011-09-13 | 2013-06-12 | 田豫皖 | Twice stretching molding die used for manufacturing aluminum cap |
| CN103691791A (en) * | 2013-12-06 | 2014-04-02 | 王正华 | Continuous drawing hydraulic machine and continuous drawing method |
| CN103691791B (en) * | 2013-12-06 | 2017-02-08 | 王正华 | Continuous drawing hydraulic machine and continuous drawing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120530 Effective date of abandoning: 20130612 |
|
| RGAV | Abandon patent right to avoid regrant |