CN202683796U - Drawing die - Google Patents
Drawing die Download PDFInfo
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- CN202683796U CN202683796U CN 201220367759 CN201220367759U CN202683796U CN 202683796 U CN202683796 U CN 202683796U CN 201220367759 CN201220367759 CN 201220367759 CN 201220367759 U CN201220367759 U CN 201220367759U CN 202683796 U CN202683796 U CN 202683796U
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Abstract
The utility model discloses a drawing die. An upper die comprises an upper die plate, an upper die sleeve, a first-channel drawing female die, a second-channel drawing female die and a stripping rod; the first-channel drawing female die and the second-channel drawing female die are fixedly arranged in the axial direction of an inner hole of the upper die sleeve; the stripping rod is movably arranged in die cavities of the two drawing female dies; a lower die comprises a lower die plate, a lower die sleeve, a first-channel drawing male die, a second-channel drawing male die and a material supporting plate; the first-channel drawing male die and the second-channel drawing male die are coaxially sleeved in the inner hole of the lower die sleeve; the second-channel drawing male die is fixedly arranged; the first-channel drawing male die is movably arranged; the bottom of the first-channel drawing male die is connected with an inner sliding seat; the material supporting plate is movably arranged outside the first-channel drawing male die; and the bottom of the material supporting plate is connected with an outer sliding seat. By the drawing die, blanking, multi-channel positive drawing and integer machining can be performed on a workpiece at the same time; the work efficiency is high; the drawing quality is high; and the drawing die has the characteristic of saving energy, and is applicable to the drawing machining of workpieces, such as a motor shell and a filter shell, with great drawing depth.
Description
Technical field
The utility model relates to a kind of drawing die that workpiece is carried out stretch process.
Background technology
For the stretch process of the larger workpiece of stretching depth such as electric machine casing, filter case, the twice stretching process must will be taked, and the twice stretching process to be finished at the twice drawing die, inefficiency; If finish the twice stretching process at one drawing die, to adopt then that first just stretches, second reverse-drawing technique, mould structure is complicated, stretches of poor quality.In addition, the revert action of counterdie relies on oil cylinder pushing to finish in the workpiece drawing process, and oil cylinder pushing must rely on the driving of oil pump, and power consumption is larger.
Summary of the invention
In view of the deficiencies in the prior art, the technical problems to be solved in the utility model is to be to provide a kind of can be simultaneously carry out to workpiece that blanking, multiple tracks are just stretching and integer processing, high efficiency, and the stretching quality is good, and the drawing die of tool characteristics of energy saving.
For solving the problems of the technologies described above, the utility model takes following technical scheme to finish:
A kind of drawing die, comprise upper die and lower die, it is characterized in that: described patrix comprises cope match-plate pattern, Upper Die-sleeve, first stretching die, second stretching die and material discharging rod, Upper Die-sleeve is in the fixed installation of the bottom of cope match-plate pattern, first stretching die and second stretching die are fixedly installed at the axial direction of Upper Die-sleeve endoporus, and material discharging rod is movable the setting in the die cavity of twice stretching die; Described counterdie comprises lower bolster, lower die-sleeve, first stretching convex die, second stretching convex die and retainer plate; lower die-sleeve is in the fixed installation of the top of lower bolster; first stretching convex die and second stretching convex die are coaxial sheathed at the lower die-sleeve endoporus; being positioned at inboard second stretching convex die is fixedly installed; be positioned at the first stretching convex die activity setting in the outside; slide in the bottom of first stretching convex die connects; retainer plate is movable the setting outside the first stretching convex die; the bottom of retainer plate connects outer slide, and the up and down of upper and lower slide promoted by lower mold oil cylinder.
The drawing die of technique scheme, when upper and lower mould mutually close, at first just draw stretch process by first stretching concave-convex mold to what workpiece carried out first, just draw stretch process by second stretching concave-convex mold to what workpiece carried out second subsequently, if the 3rd road concave-convex mold is set again, that just can be finished and just draw stretch process to what workpiece carried out the 3rd road, high efficiency, and the stretching quality is good.
The endoporus of described Upper Die-sleeve is provided with the integer die, and the integer die is fixedly installed against the upper surface of second stretching convex die, and the integer punch is located at the top of second stretching convex die, and integer punch and second stretching convex die are structure as a whole or fixed connection structure.Above-mentioned design makes the utility model can be to the just processing of the integer after the stretching of workpiece.
The bottom end face of described Upper Die-sleeve connects blanking punch, and the top end face of described lower die-sleeve connects blanking die.Above-mentioned design makes the blanking processing before the utility model can just stretch to workpiece.
Described lower mold oil cylinder comprises cylinder body, upper piston, lower piston, outer piston bar and inner piston rod, inside and outside piston rod is coaxial to be slidingly connected, slide in inner piston rod connects, the outer piston bar connects outer slide, cylinder body has upper lower hydraulic pressure chamber structure, the upper piston that is connected with the outer piston bar is actively installed on upper hydraulic cavities, and the lower piston that is connected with inner piston rod is actively installed on lower hydraulic pressure chamber.The action needs of counterdie when above-mentioned design can finely be satisfied twice and just drawing stretch process, and simple and compact for structure.
The hydraulic control system of described lower mold oil cylinder comprises the gas-liquid tank of internal memory hydraulic oil and sealing gas, the oil-out that the gas-liquid pot bottom is provided with is by pipeline L1, pipeline L2, check valve A1, pipeline L3 connects the upper hydraulic cavities bottom oil-in a of described lower mold oil cylinder, by pipeline L1, pipeline L4, check valve B1, pipeline L5 connects the lower hydraulic pressure chamber bottom oil-in b of described lower mold oil cylinder, pipeline L3 and pipeline L1 communicate by arm L6, arm L6 is provided with pressure regulator valve A2, pipeline L3 and pipeline L1 communicate by arm L8, pipeline L5 and pipeline L1 communicate by arm L7, arm L7, L8 connects three two-way electromagnetic valves, and arm L8 is provided with pressure regulator valve B2.The design of above-mentioned hydraulic control system makes the revert action of counterdie in the workpiece drawing process just rely on the accumulation of energy resilience of gas-liquid tank just can easily realize, does not need external power drives, has characteristics of energy saving.
In sum, the utility model can be simultaneously carry out to workpiece that blanking, multiple tracks are just stretching and integer processing, high efficiency, the stretching quality is good, and tool characteristics of energy saving, be applicable to the stretch process of the larger workpiece of stretching depth such as electric machine casing, filter case, compared with prior art, have substantive distinguishing features and progress.
Among the figure: 1-patrix, 2-counterdie, 3-lower mold oil cylinder, 4-master cylinder, 5-stretching-machine top board, 6-stretching-machine slide unit, 7-stretching-machine workbench, 8-stretching-machine base plate, 9-spring-compressed cylinder, 10-cope match-plate pattern, 11-integer die, 12-second stretching die, 13-first stretching die, 14-blanking punch, 15-Upper Die-sleeve, 16-material discharging rod, the 17-retainer plate, 18-traveller, 19-slide block, the 20-traveller, 21-integer punch, 22-blanking die, 23-second stretching convex die, 24-first stretching convex die, 25-foundation, the 26-lower die-sleeve, 27-lower bolster, the outer slide of 28-, slide in the 29-, 30-outer piston bar, 31-inner piston rod, the 32-upper piston, the upper hydraulic cavities of 33-, 34-lower piston, the 35-lower hydraulic pressure chamber, 36-gas-liquid tank, three two-way electromagnetic valves of 37-, the 101-steel plate, the workpiece after the 102-first stretches, the workpiece after the processing of 103-integer.
Description of drawings
The utility model has following accompanying drawing:
Fig. 1 is the scheme of installation of the utility model on hydraulic tensioner,
Fig. 2 is structural representation of the present utility model,
Fig. 3 is the movement structure figure of the utility model when carrying out the first stretch process,
To be the utility model carrying out integer and adding the movement structure figure in man-hour to Fig. 4,
Fig. 5 is the hydraulic control system schematic diagram of the utility model lower mold oil cylinder,
Fig. 6 is the workpiece flow process chart that the utility model is realized.
The specific embodiment
As shown in the figure, drawing die of the present utility model, comprise patrix 1 and counterdie 2, described patrix 1 comprises cope match-plate pattern 10, Upper Die-sleeve 15, blanking punch 14, first stretching die 13, second stretching die 12, integer die 11 and material discharging rod 16, Upper Die-sleeve 15 is in the fixed installation of the bottom of cope match-plate pattern 10, first stretching die 13, second stretching die 12 and integer die 11 are fixedly installed at the axial direction of Upper Die-sleeve 15 endoporus, first stretching die 13 is in bottom, second stretching die 12 is in the centre, 11 upper surfaces near second stretching convex die 12 of integer die, described blanking punch 14 is in the bottom end face fixed installation of Upper Die-sleeve 15, the up and down setting in the die cavity of stretching die and integer die of described material discharging rod 16, the top of material discharging rod 16 is connected on the piston of a spring-compressed cylinder 9, spring-compressed cylinder 9 and cope match-plate pattern 10 fixed installations, when stretching work, cope match-plate pattern 10 is connected on the slide unit 6 of hydraulic tensioner, and slide unit 6 is promoted by the master cylinder 4 that is installed in hydraulic tensioner top board 5;
Described counterdie 2 comprises lower bolster 27, lower die-sleeve 26, blanking die 22, first stretching convex die 24, second stretching convex die 23, integer punch 21 and retainer plate 17, lower die-sleeve 26 is in the fixed installation of the top of lower bolster 27, first stretching convex die 24 and second stretching convex die 23 are coaxial sheathed at lower die-sleeve 26 endoporus, be positioned at inboard second stretching convex die 23 and be fixed on lower bolster 27 by foundation 25, be positioned at first stretching convex die 24 movable settings the in the outside, the bottom of first stretching convex die 24 is by slide block 19, slide 29 in traveller 20 connects, retainer plate 17 is first stretching convex die 24 outer movable settings, the bottom of retainer plate 17 connects outer slide 28 by traveller 18, in, the up and down of outer slide promoted by lower mold oil cylinder 3, integer punch 21 is located at the top of second stretching convex die 23, integer punch 21 and second stretching convex die 23 are structure as a whole, described blanking die 22 fixedly mounts at the top of lower die-sleeve 26 end face, when stretching work, lower bolster 27 is connected on the workbench 7 of hydraulic tensioner, stretching-machine base plate 8 fixed installations of lower mold oil cylinder 3 below hydraulic tensioning machine worktable 7;
Described lower mold oil cylinder 3 comprises cylinder body, upper piston 32, lower piston 34, outer piston bar 30 and inner piston rod 31, inside and outside piston rod is coaxial to be slidingly connected, inner piston rod 31 connects described interior slide 29, outer piston bar 30 connects described outer slide 28, cylinder body has upper lower hydraulic pressure chamber structure, the upper piston 32 that is connected with outer piston bar 30 is actively installed on upper hydraulic cavities 33, the lower piston 34 that is connected with inner piston rod 31 is actively installed on lower hydraulic pressure chamber 35, upper hydraulic cavities 33 has bottom oil-in a, and lower hydraulic pressure chamber 35 has bottom oil-in b;
The hydraulic control system of described lower mold oil cylinder 3 comprises the gas-liquid tank 36 of internal memory hydraulic oil and sealing gas, the oil-out that gas-liquid tank 36 bottoms are provided with is by pipeline L1, pipeline L2, check valve A1, pipeline L3 connects the upper hydraulic cavities 33 bottom oil-in a of lower mold oil cylinder, by pipeline L1, pipeline L4, check valve B1, pipeline L5 connects the lower hydraulic pressure chamber 35 bottom oil-in b of lower mold oil cylinder, pipeline L3 and pipeline L1 communicate by arm L6, arm L6 is provided with pressure regulator valve A2, pipeline L3 and pipeline L1 communicate by arm L8, pipeline L5 and pipeline L1 communicate by arm L7, arm L7, L8 connects three two-way electromagnetic valves 37, and arm L8 is provided with pressure regulator valve B2.
The course of work of the present utility model is: the upper surface that steel plate 101 is placed on counterdie 2, control the hydraulic tensioner action, patrix 1 is moved to counterdie 2 directions, at first blanking punch 14 contacts with blanking die 22 downwards and workpiece is carried out blanking processes (the workpiece profile behind the blanking as among Fig. 6 1. shown in), next first stretching die 13 contacts with first stretching convex die 24 downwards and workpiece is carried out first is just drawing stretch process, at this moment, blanking punch 14 withstands stripper plate 17 and moves downward, the outer piston bar 30 compressed (hydraulic fluid pressure in the upper hydraulic cavities 33 is set by pressure regulator valve A2) of lower mold oil cylinder, and inner piston rod 31 is motionless, so first stretching convex die 24 is also motionless; When just stretching, finishes first (workpiece 102 profiles after first stretches as among Fig. 6 2. shown in), second stretching die 12 begins downwards to contact with first stretching convex die 24, this moment, the F4 of three two-way electromagnetic valves 37 switched on, upper hydraulic cavities 33 flow container 36 of directly ventilating, the hydraulic fluid pressure of lower hydraulic pressure chamber 35 is set by pressure regulator valve B2, so inner piston rod 31 beginnings action downwards, first stretching convex die 24 is thereupon action downwards also, inside and outside piston rod is simultaneously compressed, workpiece begins second and is just drawing stretch process (the workpiece profile after second stretches as among Fig. 6 3. shown in), when just drawing stretch process, finishes second, integer die 11 contacts with integer punch 21 downwards, workpiece begins integer processing (workpiece 103 profiles after the integer processing as among Fig. 6 4. shown in), blanking processing when workpiece, after twice are just drawing stretch process and integer processing all to finish, patrix 1 beginning return, the at this moment accumulation of energy of gas-liquid tank 37 begins to discharge, counterdie 2 is also followed rapidly the patrix self-return, and last workpiece takes off material under the effect of material discharging rod 16.
Claims (5)
1. drawing die, comprise patrix (1) and counterdie (2), it is characterized in that: described patrix (1) comprises cope match-plate pattern (10), Upper Die-sleeve (15), first stretching die (13), second stretching die (12) and material discharging rod (16), Upper Die-sleeve (15) is in the fixed installation of the bottom of cope match-plate pattern (10), first stretching die (13) and second stretching die (12) are fixedly installed at the axial direction of Upper Die-sleeve (15) endoporus, and material discharging rod (16) is movable the setting in the die cavity of twice stretching die; Described counterdie (2) comprises lower bolster (27), lower die-sleeve (26), first stretching convex die (24), second stretching convex die (23) and retainer plate (17), lower die-sleeve (26) is in the fixed installation of the top of lower bolster (27), first stretching convex die (24) and second stretching convex die (23) are coaxial sheathed at lower die-sleeve (26) endoporus, being positioned at inboard second stretching convex die (23) is fixedly installed, be positioned at movable setting of first stretching convex die (24) in the outside, slide (29) in the bottom of first stretching convex die (24) connects, retainer plate (17) is movable the setting outside first stretching convex die (24), the bottom of retainer plate (17) connects outer slide (28), in, the up and down of outer slide promoted by lower mold oil cylinder (3).
2. a kind of drawing die according to claim 1, it is characterized in that: the endoporus of described Upper Die-sleeve (15) is provided with integer die (11), integer die (11) is fixedly installed against the upper surface of second stretching convex die (12), integer punch (21) is located at the top of second stretching convex die (23), and integer punch (21) and second stretching convex die (23) are structure as a whole or fixed connection structure.
3. a kind of drawing die according to claim 1 is characterized in that: the bottom end face connection blanking punch (14) of described Upper Die-sleeve (15), the top end face connection blanking die (22) of described lower die-sleeve (26).
4. a kind of drawing die according to claim 1, it is characterized in that: described lower mold oil cylinder (3) comprises cylinder body, upper piston (32), lower piston (34), outer piston bar (30) and inner piston rod (31), in, the outer piston bar is coaxial to be slidingly connected, slide (29) in inner piston rod (31) connects, outer piston bar (30) connects outer slide (28), cylinder body has upper lower hydraulic pressure chamber structure, the upper piston (32) that is connected with outer piston bar (30) is actively installed on upper hydraulic cavities (33), and the lower piston (34) that is connected with inner piston rod (31) is actively installed on lower hydraulic pressure chamber (35).
5. a kind of drawing die according to claim 4, it is characterized in that: the hydraulic control system of described lower mold oil cylinder (3) comprises the gas-liquid tank (36) of internal memory hydraulic oil and sealing gas, the oil-out that gas-liquid tank (36) bottom is provided with is by pipeline L1, pipeline L2, check valve A1, pipeline L3 connects upper hydraulic cavities (33) the bottom oil-in a of described lower mold oil cylinder, by pipeline L1, pipeline L4, check valve B1, pipeline L5 connects lower hydraulic pressure chamber (35) the bottom oil-in b of described lower mold oil cylinder, pipeline L3 and pipeline L1 communicate by arm L6, arm L6 is provided with pressure regulator valve A2, pipeline L3 and pipeline L1 communicate by arm L8, pipeline L5 and pipeline L1 communicate by arm L7, arm L7, L8 connects three two-way electromagnetic valves (37), and arm L8 is provided with pressure regulator valve B2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220367759 CN202683796U (en) | 2012-07-27 | 2012-07-27 | Drawing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220367759 CN202683796U (en) | 2012-07-27 | 2012-07-27 | Drawing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202683796U true CN202683796U (en) | 2013-01-23 |
Family
ID=47539468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220367759 Expired - Fee Related CN202683796U (en) | 2012-07-27 | 2012-07-27 | Drawing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202683796U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784842A (en) * | 2012-07-27 | 2012-11-21 | 平阳县力奇液压机械制造有限公司 | Drawing die |
| CN105008060A (en) * | 2013-03-12 | 2015-10-28 | 斯多里机械有限责任公司 | Toolpack for vertical bodymaker |
-
2012
- 2012-07-27 CN CN 201220367759 patent/CN202683796U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784842A (en) * | 2012-07-27 | 2012-11-21 | 平阳县力奇液压机械制造有限公司 | Drawing die |
| CN105008060A (en) * | 2013-03-12 | 2015-10-28 | 斯多里机械有限责任公司 | Toolpack for vertical bodymaker |
| CN105008060B (en) * | 2013-03-12 | 2017-04-05 | 斯多里机械有限责任公司 | For the tool kit of vertical body maker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20140727 |
|
| EXPY | Termination of patent right or utility model |