CN116586497A - Single-station multi-pass deep drawing device - Google Patents
Single-station multi-pass deep drawing device Download PDFInfo
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- CN116586497A CN116586497A CN202310873387.0A CN202310873387A CN116586497A CN 116586497 A CN116586497 A CN 116586497A CN 202310873387 A CN202310873387 A CN 202310873387A CN 116586497 A CN116586497 A CN 116586497A
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- deep drawing
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- 238000003825 pressing Methods 0.000 claims description 66
- 230000005540 biological transmission Effects 0.000 claims description 23
- 230000033001 locomotion Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/28—Deep-drawing of cylindrical articles using consecutive dies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The application belongs to the technical field of mechanical press deep drawing, in particular to a single-station multi-pass deep drawing device which comprises a fixed plate, wherein a through hole, a deep drawing inner cylinder and a plurality of deep drawing sleeves coaxially sleeved are arranged on the fixed plate, both ends of the deep drawing sleeves are opened, the top end of the deep drawing inner cylinder is sealed, and the inner diameter of the through hole is larger than the outer diameter of the deep drawing sleeve with the largest outer diameter relatively among the deep drawing sleeves; the inner circumferential surface of the drawing sleeve with the smallest inner diameter in the drawing sleeves is in axial sliding contact with the outer circumferential surface of the drawing inner cylinder, a lifting device is fixedly arranged below the fixing plate, the output ends of the lifting device are respectively in control connection with the drawing inner cylinder and each drawing sleeve, and the fixing plate is in the lifting range of the lifting device, so that the problem of how to realize multi-pass drawing on a stamping part on one station without changing a die is solved.
Description
Technical Field
The application belongs to the technical field of mechanical press deep drawing, and particularly relates to a single-station multi-pass deep drawing device.
Background
Stamping parts with medium and large diameters (including sleeve-type workpieces with circular or polygonal inner cross sections) are generally produced by adopting a drawing process, and the stamping parts with larger height diameters cannot be drawn and formed at one time due to the limit of limiting drawing coefficients of plates, so that multi-pass drawing is needed.
Because multi-pass drawing forming cannot be performed at one station without replacing the die, a plurality of hydraulic presses or multi-station mechanical presses are adopted for drawing the stamping part at present to finish a plurality of drawing procedures. During mass production, an automatic production line is arranged in many cases, and rapid conveying of workpieces among working procedures is completed. This results in a decrease in production efficiency, and therefore, it is necessary to design a drawing apparatus capable of achieving multi-pass drawing forming of a stamping part at one station without changing a die.
Disclosure of Invention
The application aims at overcoming the defects of the prior art, designs a single-station multi-pass drawing device by adopting a mode of controlling a drawing inner cylinder and a drawing sleeve which are coaxially sleeved together through a lifting device on a fixed plate, and solves the problem of how to realize multi-pass drawing on a stamping part (comprising sleeve-type parts with circular or polygonal inner cross sections) on one station without changing a die.
In order to achieve the above purpose, the present application provides the following technical solutions:
the single-station multi-pass deep drawing device comprises a fixed plate, wherein a through hole, a deep drawing inner cylinder and a plurality of deep drawing sleeves coaxially sleeved are arranged on the fixed plate, two ends of each deep drawing sleeve are respectively provided with an opening, the top end of each deep drawing inner cylinder is sealed, and the inner diameter of the through hole is larger than the outer diameter of the deep drawing sleeve with the largest outer diameter relatively among the plurality of deep drawing sleeves;
between any adjacent two drawn sleeves: the inner side wall of the drawing sleeve which is positioned at the outer side is in axial sliding contact with the outer side wall of the drawing sleeve which is positioned at the inner side;
the inner circumferential surface of the drawing sleeve with the smallest inner diameter in the drawing sleeves is in axial sliding contact with the outer circumferential surface of the drawing inner cylinder, a lifting device is fixedly arranged below the fixing plate, the output ends of the lifting device are respectively in control connection with the drawing inner cylinder and each drawing sleeve, and the fixing plate is in the lifting range of the lifting device.
Preferably, the lifting device comprises a driver and a transmission mechanism, wherein the transmission mechanism is provided with a motion input end and a plurality of motion output ends, the output end of the driver is connected with the motion input end of the transmission mechanism, one motion output end of the transmission mechanism is in control connection with the deep drawing inner cylinder, and each motion output end of the other transmission mechanism is in corresponding control connection with one deep drawing sleeve.
Preferably, the transmission mechanism comprises a cam group, auxiliary push rods, guide rods, main push rods and pressing plates, all cams on the cam group are coaxially connected, each main push rod is fixedly connected to the lower end of the outer circumferential wall of the deep drawing sleeve, a push rod is fixedly connected to the lower end of the deep drawing inner cylinder, the main push rods on any two deep drawing sleeves are arranged on the projections of the fixing plates and are provided with included angles larger than 0 degrees and smaller than 180 degrees between connecting line segments of circle centers of the through holes, the main push rods on the same deep drawing sleeve are far away from one pressing plate fixedly connected to one end of the deep drawing sleeve, the pressing plates corresponding to the deep drawing sleeves with relatively small inner diameters are located below the pressing plates corresponding to the deep drawing sleeves in all the pressing plates, each auxiliary push rod corresponding to the pressing plates with the upper part is arranged on the pressing plate with the lower part of the corresponding to the pressing plate, a through hole is arranged between the connecting line segments of the circle centers of the through holes, the main push rods on the deep drawing sleeve are far away from one end of the cam group, one end of the cam group is provided with a corresponding to one end of the cam group, and the corresponding to one end of the cam group is arranged on the rotary shaft of the cam group.
Preferably, one end of the auxiliary push rod, which is far away from the material pressing plate, is provided with a mounting plate, a second sliding hole is formed in the mounting plate, the second sliding hole is in sliding connection with the second sliding hole between two ends of the guide rod, and a roller matched with the cam is arranged on the mounting plate.
Preferably, each pressing plate is provided with a yielding hole, and the auxiliary push rod corresponding to the pressing plate relatively positioned above in all the pressing plates penetrates through the yielding holes relatively positioned below the pressing plates.
Preferably, the shape and size of the pressing plate positioned relatively above are larger than those of the pressing plate positioned relatively below, and the auxiliary push rod corresponding to the pressing plate positioned relatively above is positioned outside the pressing plate positioned relatively below in all the pressing plates.
Preferably, the pushing stroke of the cam matched with the ejector rod on the deep drawing inner cylinder is maximum; and in the cams matched with all the drawing sleeves, the pushing stroke of the cam corresponding to the drawing sleeve with the relatively smaller inner diameter is larger than that of the cam corresponding to the drawing sleeve with the relatively larger inner diameter, the minimum pushing stroke of all the cams on the cam group is equal, the maximum pushing stroke ends of all the cams on the cam group are commonly positioned on the same side of the rotating shaft of the cam group, and the minimum pushing stroke ends of all the cams on the cam group are commonly positioned on the same side of the rotating shaft of the cam group.
Preferably, the driver is a servo motor, and an output shaft of the servo motor is connected with a rotating shaft of the cam group in a transmission way.
Compared with the prior art, the application has the beneficial effects that:
1. the application designs a single-station multi-pass deep drawing device by adopting a mode of controlling a deep drawing inner cylinder and a deep drawing sleeve which are coaxially sleeved together through a lifting device on a fixed plate, and solves the problem of how to realize multi-pass deep drawing on a stamping part (comprising sleeve-type parts with circular or polygonal inner cross sections) on one station without changing a die.
2. In the application, because the projection of the main push rod on any two drawing sleeves on the fixed plate and the connecting line segment of the circle center of the through hole have an included angle larger than 0 DEG and smaller than 180 DEG, the main push rods of different drawing sleeves are controlled not to interfere with each other, the setting of the material pressing plate is used for expanding the stressed area of the end part of the main push rod, so that the cam and the auxiliary push rod can conveniently apply force to the main push rod, and meanwhile, the mutual interference between the cam corresponding to different drawing sleeves and the auxiliary push rod in the process of applying force to the main push rod is avoided, and the setting of the push rod is used for enabling the movement direction of the material pressing plate in the lifting process to be always perpendicular to the fixed plate.
3. The installation plate is provided with the rollers for facilitating installation, and meanwhile, a plurality of auxiliary push rods can be arranged on the same material pressing plate and fixedly connected with the installation plate, and then the rollers on the installation plate are matched with the cams, so that the problem that a single auxiliary push rod is easy to break when the single auxiliary push rod is adopted can be prevented.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is a schematic view of the left side of FIG. 1 with the side plates and guide rods removed and the lower mold removed;
fig. 3 includes: in the application, a connection relation diagram of the deep drawing inner cylinder, the material pressing plate and the mounting plate, and a connection relation diagram of the deep drawing sleeve, the material pressing plate and the mounting plate are provided.
Wherein: 1. a fixing plate; 2. a through hole; 3. deep drawing the inner cylinder; 4. drawing the sleeve; 5. an auxiliary push rod; 6. a guide rod; 7. a main push rod; 8. a pressing plate; 9. a cam; 10. a push rod; 11. a mounting plate; 12. a through hole; 13. a first slide hole; 14. a servo motor; 15. a second slide hole; 16. a roller; 17. and (5) lower die.
Detailed Description
Referring to fig. 1-3, a single-station multi-pass deep drawing device comprises a fixing plate 1, wherein a through hole 2, a deep drawing inner cylinder 3 and a plurality of deep drawing sleeves 4 coaxially sleeved are arranged on the fixing plate 1, and both ends of each deep drawing sleeve 4 are opened, so that the deep drawing inner cylinder 3 can penetrate out of the deep drawing sleeve 4 when in operation, that is, the deep drawing sleeve 4 cannot interfere the deep drawing inner cylinder 3 to deep the workpiece (stamping part), the top end of the deep drawing inner cylinder 3 is sealed, and the inner diameter of the through hole 2 is larger than the outer diameter of the deep drawing sleeve 4 with the largest outer diameter among the deep drawing sleeves 4;
between any adjacent two drawn sleeves 4: the inner side wall of the drawing sleeve 4 positioned opposite to the outer side is in axial sliding contact with the outer side wall of the drawing sleeve 4 positioned opposite to the inner side;
the inner circumferential surface of the drawing sleeve 4 with the relatively smallest inner diameter in the drawing sleeves 4 is in axial sliding contact with the outer circumferential surface of the drawing inner cylinder 3, a lifting device is fixedly arranged below the fixing plate 1, the output ends of the lifting device are respectively in control connection with the drawing inner cylinder 3 and each drawing sleeve 4, and the fixing plate 1 is in the lifting range of the lifting device.
In this embodiment, when in use, the application is installed below the lower die 17, and is fixedly connected with the lower surface of the lower die 17 through the fixing plate 1, meanwhile, the deep-drawing inner cylinder 3 and the deep-drawing sleeve 4 can freely penetrate through the lower die 17, then a blank is placed on the upper surface of the lower die 17, then the lower die 17 is covered by an upper die (not shown in the figure) (namely, the lower die 17 and the upper die are clamped), then a lifting device can be started, as the lifting device respectively controls and connects each deep-drawing inner cylinder 3 and each deep-drawing sleeve 4, the lifting device controls the inner diameter of the sleeve 4 with the largest relative diameter (namely, the sleeve 4 sleeved on the outermost deep-drawing sleeve 4) to rise, then the lifting device further controls the inner diameter of the sleeve 4 with the second largest relative diameter to rise to carry out the second deep-drawing on a workpiece, the lifting device continuously controls the sleeve 4 in sequence from the inner cylinder to the small inner diameter to finally carry out the control on the workpiece, and finally the lifting device does not need to carry out the deep-drawing on the workpiece through the sleeve 4 with the same control scheme, and the lifting device can be replaced by the same lifting device, thus the deep-drawing device can be controlled to form the workpiece through the same degree, and the deep-drawing sleeve 4 can be quite different in the deep-drawing device through the deep-drawing sleeve 4, the problem of how to realize the multi-pass deep drawing of stamping parts (including sleeve-type parts with circular or polygonal inner cross sections) on one station without changing the die is solved.
As a preferred mode, the lifting device comprises a driver and a transmission mechanism, wherein the transmission mechanism is provided with a motion input end and a plurality of motion output ends, the output end of the driver is connected with the motion input end of the transmission mechanism, one motion output end of the transmission mechanism is in control connection with the deep drawing inner cylinder 3, and each motion output end of the other transmission mechanism is respectively correspondingly in control connection with one deep drawing sleeve 4. In this way, the lifting device can decompose a plurality of output motions through one input motion by means of the transmission mechanism. In particular, such a transmission may be a plurality of cylinders or hydraulic cylinders or the like controlled by valves.
As a preferred mode, the transmission mechanism comprises cam groups, auxiliary push rods 5, guide rods 6, main push rods 7 and pressing plates 8, all cams 9 on the cam groups are coaxially connected, the lower end of the outer circumferential wall of each drawing sleeve 4 is fixedly connected with the main push rod 7, the lower end of each drawing inner cylinder 3 is fixedly connected with a push rod 10, the projections of the main push rods 7 on any two drawing sleeves 4 on the fixed plate 1 and the connecting line segments of the circle centers of the through holes 2 are provided with included angles larger than 0 DEG and smaller than 180 DEG, one end of each main push rod 7 on the same drawing sleeve 4 far away from one pressing plate 8 is fixedly connected with one end of each drawing sleeve 4, the pressing plates 8 corresponding to the drawing sleeve 4 with smaller inner diameters in all the drawing sleeves 4 are positioned below the pressing plates 8 corresponding to the inner diameters, the pressing plates 8 corresponding to the lower parts in all the drawing sleeves 8 are provided with auxiliary push rods 8 positioned above, one end of each cam rod 5 corresponding to the first push rod 9 is also provided with a through hole 12 corresponding to one end of each cam group 9, two through holes 12 are arranged on the first push rod 9 corresponding to one end of each cam group, and each pressing plate 12 is arranged on the two ends of the push rods 9 corresponding to one end of each push rod 9 through hole 12, and each pressing plate 12 is far away from the corresponding to one pressing sleeve 9 through hole 12 on the first push rod 9, the rotation shaft of the cam group is a motion input end. After the design, because the projection of the main push rods 7 on any two drawing sleeves 4 on the fixed plate 1 and the connecting line segment of the circle center of the through hole 2 have an included angle which is more than 0 degrees and less than 180 degrees, the main push rods 7 of the different drawing sleeves 4 are controlled not to interfere with each other, one function of the setting of the pressing plate 8 is to control the force conversion position of the drawing inner cylinder 3 or the drawing sleeve 4, so that the mutual interference between the main push rods 7 of the drawing sleeve 4 is avoided, and meanwhile, the cam 9 and the auxiliary push rod 5 are convenient to apply force to the main push rods 7; the other function is to increase the weight of the drawing sleeve 4 or the drawing inner cylinder 3, so that the whole formed by the drawing sleeve 4 or the drawing inner cylinder 3 and the pressing plate 8 can be automatically withdrawn from the lower die 17 under the action of self gravity in the process of withdrawing the drawing sleeve 4 or the drawing inner cylinder 3 from the lower die 17, and the ejector rod 10 is arranged to ensure that the movement direction of the pressing plate 8 in the lifting process is always perpendicular to the fixed plate 1. When the driver drives the cam 9 to rotate and the auxiliary push rod 5 and the main push rod 7 are pushed upwards by the cam 9, the auxiliary push rod 5 and the main push rod 7 jointly enable the corresponding deep-drawing inner cylinder 3 or the deep-drawing sleeve 4 to move upwards, and the deep-drawing inner cylinder 3 or the deep-drawing sleeve 4 (namely a movable block in the background art) is extruded upwards in the lower die 17, so that a workpiece is formed; when the auxiliary push rod 5 and the main push rod 7 are not pushed upwards by the cam 9, the deep-drawing inner cylinder 3 or the deep-drawing sleeve 4, the auxiliary push rod 5, the main push rod 7 and the pressing plate 8 move downwards under the action of self gravity until the lower end of the main push rod 7 abuts against the minimum pushing distance on the cam 9, so that the deep-drawing inner cylinder 3 or the deep-drawing sleeve 4 cannot squeeze a workpiece positioned in the lower die 17. The cam group is matched with the pressing plate 8, so that all the deep drawing inner cylinder 3 and the deep drawing sleeve 4 are controlled by one driver according to preset requirements, and compared with pneumatic control or electric control, the cam group is more stable and is not easy to generate faults, namely the fault rate is low.
As a preferable mode, one end of the auxiliary push rod 5 far away from the pressing plate 8 is provided with a mounting plate 11, the mounting plate 11 is provided with a second sliding hole 15, the second sliding hole 15 is slidably connected between two ends of the guide rod 6, and the mounting plate 11 is provided with a roller 16 matched with the cam. The setting of mounting panel 11 is for conveniently installing gyro wheel 16, simultaneously in order to make can set up many vice push rods 5 and mounting panel 11 fixed connection simultaneously on the same pressure flitch 8, then the gyro wheel 16 on the rethread mounting panel 11 cooperates with cam 9, can prevent like this to adopt the easy cracked problem of single vice push rod 5.
Among all the above-mentioned pressing plates 8, there are two ways in which the pressing plate 8 located relatively below is put away from the auxiliary pushing rod 5 corresponding to the pressing plate 8 located relatively above:
mode one (not shown): and each pressing plate 8 is provided with a yielding hole, and auxiliary push rods 5 corresponding to the pressing plates 8 which are relatively positioned above in all the pressing plates 8 penetrate through the yielding holes on the pressing plates 8 which are relatively positioned below.
Mode two: the shape and size of the pressing plate 8 positioned relatively above are larger than those of the pressing plate 8 positioned relatively below, and the auxiliary pushing rod 5 corresponding to the pressing plate 8 positioned relatively above is positioned outside the pressing plate 8 positioned relatively below in all the pressing plates 8. This is so arranged that the presser plates 8 of the adjacent two drawing sleeves 4 do not interfere with the auxiliary push rod 5.
As a preferred way, the pushing stroke of the cam 9 cooperating with the ejector pins 10 on the drawing inner cylinder 3 is maximized; among the cams 9 matched with all the drawing sleeves 4, the pushing distance of the cams 9 corresponding to the drawing sleeve 4 with relatively smaller inner diameter is larger than that of the cams 9 corresponding to the drawing sleeve 4 with relatively larger inner diameter, the minimum pushing distances of all the cams 9 on the cam group are equal, the maximum pushing distance ends of all the cams 9 on the cam group are commonly located on the same side of the rotating shaft of the cam group, and the minimum pushing distance ends of all the cams 9 on the cam group are commonly located on the same side of the rotating shaft of the cam group. By this design, control is facilitated so that the drawing of the work piece by the drawing sleeve 4 and the drawing inner cylinder 3 is continuous as the cam set rotates.
As a preferred mode, the driver is a servo motor 14, and an output shaft of the servo motor 14 is in transmission connection with a rotating shaft of the cam group.
Claims (8)
1. The single-station multi-pass deep drawing device is characterized by comprising a fixed plate (1), wherein a through hole (2), a deep drawing inner cylinder (3) and a plurality of deep drawing sleeves (4) coaxially sleeved are arranged on the fixed plate (1), two ends of each deep drawing sleeve (4) are all open, the top end of each deep drawing inner cylinder (3) is sealed, and the inner diameter of the through hole (2) is larger than the outer diameter of the deep drawing sleeve (4) with the largest outer diameter among the deep drawing sleeves (4);
between any adjacent two drawing sleeves (4): the inner side wall of the drawing sleeve (4) which is positioned at the outer side is in axial sliding contact with the outer side wall of the drawing sleeve (4) which is positioned at the inner side;
the inner circumferential surface of the drawing sleeve (4) with the relatively minimum inner diameter in the drawing sleeve (4) is in axial sliding contact with the outer circumferential surface of the drawing inner cylinder (3), a lifting device is fixedly arranged below the fixing plate (1), the output end of the lifting device is respectively in control connection with the drawing inner cylinder (3) and each drawing sleeve (4), and the fixing plate (1) is in the lifting range of the lifting device.
2. The single-station multi-pass drawing device according to claim 1, wherein the lifting device comprises a driver and a transmission mechanism, the transmission mechanism is provided with a motion input end and a plurality of motion output ends, the output end of the driver is connected with the motion input end of the transmission mechanism, one motion output end of the transmission mechanism is in control connection with the drawing inner cylinder (3), and each motion output end of the other transmission mechanism is respectively in corresponding control connection with one drawing sleeve (4).
3. The single-station multi-pass deep drawing device according to claim 2, wherein the transmission mechanism comprises a cam group, auxiliary push rods (5), guide rods (6), main push rods (7) and pressing plates (8), all cams (9) on the cam group are coaxially connected, the lower end of the outer circumferential wall of each deep drawing sleeve (4) is fixedly connected with the main push rod (7), the lower end of each deep drawing sleeve (3) is fixedly connected with a push rod (10), the projections of the main push rods (7) on any two deep drawing sleeves (4) on the fixed plate (1) and the connecting line segments of the circle centers of the through holes (2) have included angles larger than 0 DEG and smaller than 180 DEG, one end, far away from the deep drawing sleeve (4), of the main push rod (7) on the same deep drawing sleeve (4) is fixedly connected with one pressing plate (8), the inner diameter plate (8) corresponding to the deep drawing sleeve (4) with the relatively small inner diameter is positioned at the largest inner diameter corresponding pressing plate (8) in all the deep drawing sleeve (4), the pressing plates (8) are positioned at the position corresponding to the largest pressing plate (8) on the corresponding pressing plate (8) on the through holes (8), all run through between the both ends of ejector pin (10) through hole (12), every keep away from on the lower surface of pressure flitch (8) through hole (12) department all is vertical to be equipped with vice push rod (5), correspond every on the cam group vice push rod (5) on deep-drawing sleeve (4) are equipped with a cam (9), correspond on the cam group ejector pin (10) dorsad the one end of deep-drawing inner tube (3) also is equipped with a cam (9), be equipped with first slide hole (13) on pressure flitch (8), run through between the both ends of guide arm (6) first slide hole (13), the cam group is through every cam (9) correspond control connection one vice push rod (5), the axis of rotation of cam group is the motion input.
4. A single-station multi-pass deep drawing device according to claim 3, characterized in that one end of the auxiliary push rod (5) far away from the pressing plate (8) is provided with a mounting plate (11), the mounting plate (11) is provided with a second sliding hole (15), the second sliding hole (15) is slidingly connected between two ends of the guide rod (6), and the mounting plate (11) is provided with a roller (16) matched with the cam.
5. A single-station multi-pass deep drawing apparatus according to claim 3, wherein each of said pressing plates (8) has a relief hole, and wherein the corresponding auxiliary push rod (5) of the pressing plate (8) located relatively above among all of said pressing plates (8) penetrates the relief hole of the pressing plate (8) located relatively below.
6. A single-station multi-pass drawing apparatus according to claim 3, wherein the shape and size of the pressing plate (8) located relatively above is larger than the shape and size of the pressing plate (8) located relatively below, and the auxiliary push rod (5) corresponding to the pressing plate (8) located relatively above is located outside the pressing plate (8) located relatively below among all the pressing plates (8).
7. A single-station multi-pass drawing apparatus according to claim 3, characterized in that the pushing stroke of the cam (9) cooperating with the ejector pins on the drawing inner cylinder (3) is maximum; among the cams (9) matched with all the drawing sleeves (4), the pushing stroke of the cams (9) corresponding to the drawing sleeves (4) with relatively smaller inner diameters is larger than that of the cams (9) corresponding to the drawing sleeves (4) with relatively larger inner diameters, the minimum pushing stroke of all the cams (9) on the cam group is equal, the maximum pushing stroke ends of all the cams (9) on the cam group are commonly located on the same side of the rotating shaft of the cam group, and the minimum pushing stroke ends of all the cams (9) on the cam group are commonly located on the same side of the rotating shaft of the cam group.
8. A single-station multi-pass drawing apparatus according to claim 3, wherein the driver is a servo motor (14), and an output shaft of the servo motor (14) is in transmission connection with a rotation shaft of the cam group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310873387.0A CN116586497A (en) | 2023-07-17 | 2023-07-17 | Single-station multi-pass deep drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310873387.0A CN116586497A (en) | 2023-07-17 | 2023-07-17 | Single-station multi-pass deep drawing device |
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| Publication Number | Publication Date |
|---|---|
| CN116586497A true CN116586497A (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310873387.0A Pending CN116586497A (en) | 2023-07-17 | 2023-07-17 | Single-station multi-pass deep drawing device |
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| CN (1) | CN116586497A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11156452A (en) * | 1997-12-01 | 1999-06-15 | Asahi Seiki Mfg Co Ltd | Multi-stage drawing method and multi-stage drawing press machine |
| JP2002153916A (en) * | 2000-11-20 | 2002-05-28 | Koshin Giken:Kk | Method and device for continuous reverse redrawing |
| JP2006116593A (en) * | 2004-10-25 | 2006-05-11 | Aisin Aw Co Ltd | Method and apparatus for forming cup-shaped part |
| CN108883456A (en) * | 2016-02-24 | 2018-11-23 | 日新制钢株式会社 | Drip molding manufacturing method and its drip molding |
| CN110523853A (en) * | 2019-09-18 | 2019-12-03 | 武汉轻工大学 | Rotary-type multistage cupping tool |
| CN110743955A (en) * | 2019-10-31 | 2020-02-04 | 马鞍山钢铁股份有限公司 | Deep-tube-shaped metal shell drawing forming method and multi-channel one-step forming die |
| DE102021101060B3 (en) * | 2021-01-19 | 2022-05-05 | Johannes Hülshorst | deep drawing press |
| CN116000196A (en) * | 2023-02-16 | 2023-04-25 | 广州优得佳模具科技有限公司 | Variable cross-section automobile part stamping and deep drawing die |
-
2023
- 2023-07-17 CN CN202310873387.0A patent/CN116586497A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11156452A (en) * | 1997-12-01 | 1999-06-15 | Asahi Seiki Mfg Co Ltd | Multi-stage drawing method and multi-stage drawing press machine |
| JP2002153916A (en) * | 2000-11-20 | 2002-05-28 | Koshin Giken:Kk | Method and device for continuous reverse redrawing |
| JP2006116593A (en) * | 2004-10-25 | 2006-05-11 | Aisin Aw Co Ltd | Method and apparatus for forming cup-shaped part |
| CN108883456A (en) * | 2016-02-24 | 2018-11-23 | 日新制钢株式会社 | Drip molding manufacturing method and its drip molding |
| CN110523853A (en) * | 2019-09-18 | 2019-12-03 | 武汉轻工大学 | Rotary-type multistage cupping tool |
| CN110743955A (en) * | 2019-10-31 | 2020-02-04 | 马鞍山钢铁股份有限公司 | Deep-tube-shaped metal shell drawing forming method and multi-channel one-step forming die |
| DE102021101060B3 (en) * | 2021-01-19 | 2022-05-05 | Johannes Hülshorst | deep drawing press |
| CN116000196A (en) * | 2023-02-16 | 2023-04-25 | 广州优得佳模具科技有限公司 | Variable cross-section automobile part stamping and deep drawing die |
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