CN111477457B - Tantalum capacitor shell extrusion device - Google Patents
Tantalum capacitor shell extrusion device Download PDFInfo
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- CN111477457B CN111477457B CN202010307287.8A CN202010307287A CN111477457B CN 111477457 B CN111477457 B CN 111477457B CN 202010307287 A CN202010307287 A CN 202010307287A CN 111477457 B CN111477457 B CN 111477457B
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- workbench
- top end
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- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 239000003990 capacitor Substances 0.000 title claims abstract description 36
- 229910052715 tantalum Inorganic materials 0.000 title claims abstract description 35
- 238000001125 extrusion Methods 0.000 title claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 17
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 25
- 239000003921 oil Substances 0.000 abstract description 38
- 239000010687 lubricating oil Substances 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 7
- 239000011248 coating agent Substances 0.000 abstract description 6
- 238000000576 coating method Methods 0.000 abstract description 6
- 238000000641 cold extrusion Methods 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/08—Housing; Encapsulation
-
- 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
- B21D22/02—Stamping using rigid devices or tools
- B21D22/08—Stamping using rigid devices or tools with die parts on rotating carriers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/18—Lubricating, e.g. lubricating tool and workpiece simultaneously
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/0029—Processes of manufacture
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention relates to the technical field of tantalum capacitor production and processing, in particular to a tantalum capacitor shell extrusion forming device which simplifies the processing technology and reduces waste materials, thereby reducing the material cost and comprising the following steps: A. and (3) slicing the bar: cutting the bar into sheets with required thickness; B. oiling the surface of the sheet: coating lubricating oil on the surface of the sheet; C. and (3) cold extrusion molding: performing cold extrusion on the sheet coated with the lubricating oil, and performing one-step forming to obtain the required tantalum capacitor shell, wherein the tantalum capacitor shell comprises a workbench, a hydraulic device, a rotating device and an oiling device, and the hydraulic device comprises a mounting frame, a hydraulic cylinder, a mounting plate, a hydraulic rod and a male die; the rotating device comprises a rotating motor, a speed reducer, a rotary disc, a support column, a rotary disc bearing, a fluted disc, a rotating shaft, a driving gear, a placing table and a concave die, and the oiling device comprises a placing frame, an oil storage bottle and a quantitative conveying device.
Description
Technical Field
The invention relates to the technical field of production and processing of tantalum capacitors, in particular to an extrusion forming device for a tantalum capacitor shell.
Background
As is well known, tantalum capacitors are collectively called tantalum electrolytic capacitors, and are also a kind of electrolytic capacitors. Solid tantalum capacitors were first developed in 1956 by the Belle laboratories in the United states. The tantalum capacitor uses tantalum metal as a medium, does not need electrolyte like a common electrolytic capacitor, and does not need to be fired by capacitance paper plated with aluminum films.
The existing tantalum capacitor shell adopts a plate drawing process, the conventional process comprises plate blanking, drawing, secondary drawing, tertiary drawing and final trimming to obtain the tantalum capacitor shell, the production process is complex in operation and generates a lot of waste materials, and the cost of tantalum metal is high, so that the material cost is high.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the tantalum capacitor extrusion forming device which can realize continuous feeding and discharging operation in the middle and ensure the working efficiency.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the extrusion forming device for the tantalum capacitor shell comprises a workbench, a hydraulic device, a rotating device and an oiling device, wherein the hydraulic device comprises a mounting frame, a hydraulic cylinder and a mounting plate, the mounting frame is mounted at the top end of the workbench, the hydraulic cylinder is mounted on the mounting frame, a hydraulic rod is arranged at the output end of the bottom of the hydraulic cylinder, the bottom end of the hydraulic rod is connected with the mounting plate, and a male die is arranged at the bottom end of the mounting plate; the rotary device comprises a rotary motor, a speed reducer, a rotary table and a support column, wherein a mounting groove is formed in the top end of the working table, a rotary table bearing is fixedly mounted in the mounting groove, the bottom end of the support column is inserted into the rotary table bearing, the top end of the support column is fixedly connected with the bottom end of the rotary table, a fluted disc is arranged on the outer side of the support column, the rotary motor and the speed reducer are both mounted at the bottom end of the working table, the speed reducer is mounted at the output end of the rotary motor, a rotating shaft is arranged at the output end of the top of the speed reducer, the top end of the rotating shaft penetrates through the working table to the upper side of the working table, a driving gear is arranged at the top end of the rotating shaft, the driving gear is meshed with the fluted disc, three groups of placing tables are uniformly arranged at equal angles at the top end of the rotary table, female dies are arranged at the top ends of the three groups of placing tables, and one group of the female dies is positioned under the male dies; the oiling device comprises a placing frame and an oil storage bottle, the placing frame is installed on the top end of the workbench, the oil storage bottle is placed on the placing frame, a quantitative conveying device is communicated with the bottom end of the oil storage bottle, and the output end of the quantitative conveying device is located above the female die in a set.
Preferably, the quantitative conveying device comprises a vertical pipe, a conveying pipe, a transmission box, a conveying shaft and a driving shaft, the top end and the bottom end of the vertical pipe are respectively communicated with the bottom end of the oil storage bottle and the top end of the conveying pipe, the transmission box is arranged at the left end of the conveying pipe, a cavity is arranged in the transmission case, the left end of the conveying shaft is positioned in the cavity, a first conical wheel is arranged at the left end of the conveying shaft, the right end of the conveying shaft extends into the conveying pipe, a conveying roller is arranged on the outer side of the conveying shaft, a spiral conveying groove is arranged on the outer side of the conveying roller, the top end of the driving shaft extends into the cavity from the bottom end of the transmission case, and a second cone wheel is arranged at the top end of the driving shaft, the second cone wheel is meshed with the first cone wheel, a transmission gear is arranged at the bottom end of the driving shaft, and three groups of tooth-shaped structures matched with the transmission gear are arranged on the outer side of the rotary table at equal angles.
Preferably, the left end of the spiral conveying groove is provided with a buffer groove, and the buffer groove is located under the vertical pipe.
Preferably, the standpipe is provided with a switch valve.
Preferably, the outer side of the conveying roller is closely attached to the inner side wall of the conveying pipe.
Preferably, still include the device of applying oil, the device of applying oil includes lifting support, fixed plate and the roller of applying oil, lifting support installs in the top rear side of workstation, the fixed plate is installed on lifting support, the rear end of the roller of applying oil and the front end rotatable coupling of fixed plate, the roller of applying oil is located the centre of quantitative conveyor and terrace die.
Preferably, the lifting support includes two sets of pole settings, two sets of springs, screwed pipe, threaded rod and roof, the left end and the right-hand member of fixed plate all are provided with the spacing hole of lining up from top to bottom, the bottom of two sets of pole settings pass two sets of spacing holes respectively and with the top fixed connection of workstation, the top of two sets of pole settings pass two sets of springs respectively and respectively with the left side and the right side fixed connection of roof bottom, the top of workstation is provided with the standing groove to fixed mounting has ball bearing in the standing groove, the bottom of screwed pipe inserts inside ball bearing from the top of workstation, the bottom of threaded rod inserts respectively and spiral shell dress to the top of screwed pipe inside, and the top of two sets of threaded rods all is provided with the kicking block, the bottom of fixed plate is provided with square groove, the top of kicking block inserts to square inslot from the bottom of fixed plate.
Preferably, the front end of fixed plate is provided with the direction swash plate, the direction swash plate is located the left side of smearing the oil roller, and the right-hand member downward sloping of direction swash plate is located the bottom of smearing the oil roller.
(III) advantageous effects
Compared with the prior art, the invention provides a tantalum capacitor shell extrusion forming process and device, which have the following beneficial effects:
1. the tantalum capacitor extrusion forming device comprises a rotary motor, a rotary shaft, a driving gear, a fluted disc, a support column and a rotary disc, wherein a cut sheet is placed in a group of foremost concave moulds, the rotary motor drives the rotary shaft and the driving gear to rotate, the driving gear drives the fluted disc, the support column and the rotary disc to rotate, the rotary disc rotates by 120 degrees, the sheet is rotated to the position below the output end of a quantitative conveying device, lubricating oil in an oil storage bottle is dropwise added on the surface of the sheet through the quantitative conveying device, then the rotary motor drives the rotary disc to continuously rotate by 120 degrees, the sheet coated with the lubricating oil is rotated to the position below a convex mould, a hydraulic rod is driven by the hydraulic cylinder, the hydraulic rod drives a mounting plate and the convex mould to move downwards, the sheet is extruded and formed by matching of the convex mould and the concave mould, the rotary motor drives the rotary disc to rotate by 120 degrees again, the extruded tantalum capacitor shell returns to the original position, and the tantalum capacitor shell can be taken out, the middle part can realize continuous feeding and discharging operation, and the working efficiency is ensured.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic plan view of the present invention;
FIG. 3 is a schematic rear perspective view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is a schematic perspective view of the quantitative transfer device of the present invention;
FIG. 6 is a schematic perspective view of the conveying shaft and the driving shaft of the present invention;
in the drawings, the reference numbers: 1. a work table; 2. a mounting frame; 3. a hydraulic cylinder; 4. mounting a plate; 5. a hydraulic lever; 6. a male die; 7. a rotating electric machine; 8. a speed reducer; 9. a turntable; 10. a pillar; 11. a turntable bearing; 12. a fluted disc; 13. a rotating shaft; 14. a drive gear; 15. a placing table; 16. a female die; 17. placing a rack; 18. an oil storage bottle; 19. a vertical tube; 20. a delivery pipe; 21. a transmission case; 22. a delivery shaft; 23. driving a shaft; 24. a first conical wheel; 25. a conveying roller; 26. a spiral conveying trough; 27. a second conical wheel; 28. a transmission gear; 29. a tooth-shaped structure; 30. a buffer tank; 31. an on-off valve; 32. a lifting support; 33. a fixing plate; 34. an oil applying roller; 35. erecting a rod; 36. a spring; 37. a threaded pipe; 38. a threaded rod; 39. a top plate; 40. a ball bearing; 41. a top block; 42. a guide sloping plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-6, the extrusion forming process of the tantalum capacitor case of the present invention includes the following steps:
A. and (3) slicing the bar: cutting the bar into sheets with required thickness;
B. oiling the surface of the sheet: coating lubricating oil on the surface of the sheet;
C. and (3) cold extrusion molding: performing cold extrusion on the sheet coated with the lubricating oil, and performing one-step forming to obtain the required tantalum capacitor shell;
after the bar is cut into the sheet, the sheet is oiled, the die and the sheet can be protected, and then the sheet is subjected to cold extrusion molding through the matching of the male die 6 and the female die 16, so that the processing technology is simplified, waste materials are reduced, and the material cost is reduced.
The extrusion forming device for the tantalum capacitor shell comprises a workbench 1, a hydraulic device, a rotating device and an oiling device, wherein the hydraulic device comprises a mounting frame 2, a hydraulic cylinder 3 and a mounting plate 4, the mounting frame 2 is mounted at the top end of the workbench 1, the hydraulic cylinder 3 is mounted on the mounting frame 2, a hydraulic rod 5 is arranged at the output end of the bottom of the hydraulic cylinder 3, the bottom end of the hydraulic rod 5 is connected with the mounting plate 4, and a male die 6 is arranged at the bottom end of the mounting plate 4; the rotating device comprises a rotating motor 7, a speed reducer 8, a rotary table 9 and a support column 10, wherein a mounting groove is formed in the top end of the workbench 1, a rotary table 9 bearing is fixedly mounted in the mounting groove, the bottom end of the support column 10 is inserted into the rotary table 9 bearing, the top end of the support column 10 is fixedly connected with the bottom end of the rotary table 9, a toothed disc 12 is arranged on the outer side of the support column 10, the rotating motor 7 and the speed reducer 8 are both mounted at the bottom end of the workbench 1, the speed reducer 8 is mounted at the output end of the rotating motor 7, a rotating shaft 13 is arranged at the top output end of the speed reducer 8, the top end of the rotating shaft 13 penetrates through the workbench 1 to the upper side of the workbench 1, a driving gear 14 is arranged at the top end of the rotating shaft 13, the driving gear 14 is meshed with the toothed disc 12, three groups of placing tables 15 are uniformly arranged at equal angles on the top end of the rotary table 9, the placing tables 15 are detachably mounted on the rotary table 9 through bolts, a female die 16 is arranged at the top end of the three groups of placing tables 15, wherein one group of female die 16 is positioned right below the male die 6; the oiling device comprises a placing frame 17 and an oil storage bottle 18, the placing frame 17 is installed at the top end of the workbench 1, the oil storage bottle 18 is placed on the placing frame 17, a quantitative conveying device is communicated and arranged at the bottom end of the oil storage bottle 18, and the output end of the quantitative conveying device is located right above one group of the female dies 16; the cut sheet is placed in a group of die 16 at the forefront, a rotating shaft 13 and a driving gear 14 are driven to rotate by a rotating motor 7, the driving gear 14 drives a fluted disc 12, a support column 10 and a turntable 9 to rotate, the turntable 9 is made to rotate by 120 degrees, the sheet is rotated to the position below the output end of a quantitative conveying device, lubricating oil in an oil storage bottle 18 is dripped on the surface of the sheet by the quantitative conveying device, then the rotating motor 7 drives the turntable 9 to continue to rotate by 120 degrees, the sheet coated with the lubricating oil is rotated to the position below a male die 6, a hydraulic rod 5 is driven by a hydraulic cylinder 3, the hydraulic rod 5 drives a mounting plate 4 and the male die 6 to move downwards, the sheet is extruded and molded by matching the male die 6 with the die 16, the rotating motor 7 drives the turntable 9 to rotate by 120 degrees again, so that the extruded tantalum capacitor shell returns to the original position, and the tantalum capacitor shell is taken out, the middle part can realize continuous feeding and discharging operation, and the working efficiency is ensured.
The quantitative conveying device comprises a vertical pipe 19, a conveying pipe 20, a transmission case 21, a conveying shaft 22 and a driving shaft 23, wherein the top end and the bottom end of the vertical pipe 19 are respectively communicated with the bottom end of an oil storage bottle 18 and the top end of the conveying pipe 20, the transmission case 21 is installed at the left end of the conveying pipe 20, a cavity is arranged inside the transmission case 21, the left end of the conveying shaft 22 is positioned in the cavity, a first conical wheel 24 is arranged at the left end of the conveying shaft 22, the right end of the conveying shaft 22 extends into the conveying pipe 20, a conveying roller 25 is arranged on the outer side of the conveying shaft 22, a spiral conveying groove 26 is arranged on the outer side of the conveying roller 25, the top end of the driving shaft 23 extends into the cavity from the bottom end of the transmission case 21, a second conical wheel 27 is arranged at the top end of the driving shaft 23, the first conical wheel 27 is meshed with the first conical wheel 24, a transmission gear 28 is arranged at the bottom end of the driving shaft 23, three groups of tooth-shaped structures 29 matched with the transmission gear 28 are arranged at equal angles on the outer side of the rotary disk 9, the left end of the spiral conveying groove 26 is provided with a buffer groove 30, the buffer groove 30 is positioned right below the vertical pipe 19, the standpipe 19 is provided with a switch valve 31, the outer side of the conveying roller 25 is tightly attached to the inner side wall of the conveying pipe 20, when the rotary disc 9 rotates, the transmission gear 28 and the driving shaft 23 are driven to rotate for a certain number of turns by the coordination of the tooth-shaped structure 29 on the outer side of the turntable 9 and the transmission gear 28, the driving shaft 23 drives the conveying shaft 22 and the conveying roller 25 to rotate for a certain number of turns by the coordination of the first conical wheel 24 and the second conical wheel 27, the feeding of a fixed amount of lubricant oil by the spiral feeding groove 26 of the feeding roller 25 is enabled to lead out the lubricant oil from the right end of the feeding pipe 20 and drop it on the sheet, and the on-off valve 31 can be closed at ordinary times to prevent the feeding of the lubricant oil.
The automatic oil applying device comprises a lifting support 32, a fixing plate 33 and an oil applying roller 34, wherein the lifting support 32 is installed on the rear side of the top end of the workbench 1, the fixing plate 33 is installed on the lifting support 32, the rear end of the oil applying roller 34 is rotatably connected with the front end of the fixing plate 33, the oil applying roller 34 is positioned between the quantitative conveying device and the male die 6, the lifting support 32 comprises two groups of upright rods 35, two groups of springs 36, a threaded pipe 37, a threaded rod 38 and a top plate 39, the left end and the right end of the fixing plate 33 are respectively provided with limiting holes which are communicated up and down, the bottom ends of the two groups of upright rods 35 respectively penetrate through the two groups of limiting holes and are fixedly connected with the top end of the workbench 1, the top ends of the two groups of upright rods 35 respectively penetrate through the two groups of springs 36 and are respectively fixedly connected with the left side and the right side of the bottom end of the top plate 39, the top end of the workbench 1 is provided with a placing groove, and a ball bearing 40 is fixedly installed in the placing groove, the bottom end of the threaded pipe 37 is inserted into the ball bearing 40 from the top end of the workbench 1, the bottom ends of the threaded rods 38 are respectively inserted into and screwed into the top ends of the threaded pipes 37, the top ends of the two groups of threaded rods 38 are respectively provided with a top block 41, the bottom end of the fixed plate 33 is provided with a square groove, the top of the top block 41 is inserted into the square groove from the bottom end of the fixed plate 33, the front end of the fixed plate 33 is provided with a guide inclined plate 42, the guide inclined plate 42 is positioned at the left side of the oil smearing roller 34, the right end of the guide inclined plate 42 is inclined downwards and positioned at the bottom of the oil smearing roller 34, when the sheet material rotates to the position of the guide inclined plate 42, the guide inclined plate 42 is used for guiding, so that the fixed plate 33 is lifted upwards to a certain height, then the oil smearing on the surface of the sheet material is uniformly carried out, and the pressing force between the oil smearing roller 34 and the sheet material is ensured by the spring 36, guarantee the effect of wiping oil, through manual rotation screwed pipe 37, through the cooperation of threaded rod 38 with screwed pipe 37, can adjust the height of fixed plate 33, adapt to the different grade type place platform 15, the surface of wiping oil roller 34 adopts the coating of non-staining oil.
When the quantitative conveying device is used, a cut sheet is placed in a group of die 16 at the forefront, the rotating shaft 13 and the driving gear 14 are driven to rotate by the rotating motor 7, the driving gear 14 drives the fluted disc 12, the support column 10 and the turntable 9 to rotate, so that the turntable 9 rotates 120 degrees, the sheet is rotated to the position below the output end of the quantitative conveying device, lubricating oil in the oil storage bottle 18 is dripped on the surface of the sheet by the quantitative conveying device, when the turntable 9 rotates, the toothed structure 29 on the outer side of the turntable 9 is matched with the transmission gear 28 to drive the transmission gear 28 and the driving shaft 23 to rotate for a certain number of turns, the driving shaft 23 drives the conveying shaft 22 and the conveying roller 25 to rotate for a certain number of turns by the matching of the first conical wheel 24 and the second conical wheel 27, and quantitative lubricating oil is conveyed by the spiral conveying groove 26 on the conveying roller 25, so that the lubricating oil is led out from the right end of the conveying pipe 20 and falls on the sheet, the switch valve 31 can be closed at ordinary times to prevent the transmission of lubricating oil, then the rotary motor 7 drives the rotary table 9 to continuously rotate for 120 degrees, the sheet coated with the lubricating oil is rotated to the position below the convex die 6, when the sheet is rotated to the position of the guide inclined plate 42, the guide inclined plate 42 guides the sheet to enable the fixing plate 33 to be lifted upwards for a certain height, then the lubricating oil on the surface of the sheet is uniformly coated by the oil coating roller 34, the pressing force between the oil coating roller 34 and the sheet is ensured by the spring 36 to ensure the oil coating effect, the height of the fixing plate 33 can be adjusted by manually rotating the threaded pipe 37 and matching the threaded rod 38 and the threaded pipe 37 to adapt to placing tables 15 of different types, the hydraulic rod 5 is driven by the hydraulic cylinder 3, the hydraulic rod 5 drives the mounting plate 4 and the convex die 6 to move downwards, and the sheet is extruded and formed by matching the convex die 6 and the concave die 16, rotating electrical machines 7 drives carousel 9 once more and rotates 120 for tantalum capacitor shell after the extrusion gets back to original position, with tantalum capacitor shell take out can, the unloading operation in succession can be realized to the centre, guarantee work efficiency, through with the rod cut into the sheet after, carry out the fat liquoring to the sheet, can protect mould and sheet, then carry out cold extrusion molding to the sheet through the cooperation of terrace die 6 and die 16, the simplified processing technology, reduce the waste material, thereby reduce material cost.
It is noted that, herein, relational terms such as first and second, 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.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The extrusion forming device for the tantalum capacitor shell is characterized by comprising a workbench (1), a hydraulic device, a rotating device and an oiling device, wherein the hydraulic device comprises a mounting frame (2), a hydraulic cylinder (3) and a mounting plate (4), the mounting frame (2) is mounted at the top end of the workbench (1), the hydraulic cylinder (3) is mounted on the mounting frame (2), a hydraulic rod (5) is arranged at the output end of the bottom of the hydraulic cylinder (3), the bottom end of the hydraulic rod (5) is connected with the mounting plate (4), and a male die (6) is arranged at the bottom end of the mounting plate (4); the rotating device comprises a rotating motor (7), a speed reducer (8), a turntable (9) and a support column (10), wherein a mounting groove is formed in the top end of the workbench (1), a turntable (9) bearing is fixedly mounted in the mounting groove, the bottom end of the support column (10) is inserted into the turntable (9) bearing, the top end of the support column (10) is fixedly connected with the bottom end of the turntable (9), a fluted disc (12) is arranged on the outer side of the support column (10), the rotating motor (7) and the speed reducer (8) are both mounted at the bottom end of the workbench (1), the speed reducer (8) is mounted at the output end of the rotating motor (7), a rotating shaft (13) is arranged at the top output end of the speed reducer (8), the top end of the rotating shaft (13) penetrates through the workbench (1) to the upper side of the workbench (1), and a driving gear (14) is arranged at the top end of the rotating shaft (13), the driving gear (14) is meshed with the fluted disc (12), three groups of placing platforms (15) are uniformly arranged at equal angles at the top end of the turntable (9), concave dies (16) are arranged at the top ends of the three groups of placing platforms (15), and one group of concave dies (16) are positioned under the convex dies (6); the oiling station comprises a placing frame (17) and an oil storage bottle (18), wherein the placing frame (17) is installed on the top end of the workbench (1), the oil storage bottle (18) is placed on the placing frame (17), a quantitative conveying device is communicated with the bottom end of the oil storage bottle (18), and the output end of the quantitative conveying device is located in one group directly above the female die (16).
2. The extrusion molding device for the tantalum capacitor shell as claimed in claim 1, wherein the quantitative conveying device comprises a vertical pipe (19), a conveying pipe (20), a transmission box (21), a conveying shaft (22) and a driving shaft (23), the top end and the bottom end of the vertical pipe (19) are respectively communicated with the bottom end of the oil storage bottle (18) and the top end of the conveying pipe (20), the transmission box (21) is installed at the left end of the conveying pipe (20), a cavity is arranged inside the transmission box (21), the left end of the conveying shaft (22) is located in the cavity, a first conical wheel (24) is arranged at the left end of the conveying shaft (22), the right end of the conveying shaft (22) extends into the conveying pipe (20), a conveying roller (25) is arranged outside the conveying shaft (22), and a spiral conveying groove (26) is arranged outside the conveying roller (25), the top end of the driving shaft (23) extends into the cavity from the bottom end of the transmission case (21), a second conical wheel (27) is arranged at the top end of the driving shaft (23), the second conical wheel (27) is meshed with the first conical wheel (24), a transmission gear (28) is arranged at the bottom end of the driving shaft (23), and three groups of tooth-shaped structures (29) matched with the transmission gear (28) are arranged on the outer side of the rotary table (9) at equal angles.
3. The extrusion molding apparatus for tantalum capacitor case as claimed in claim 2, wherein said screw conveyor groove (26) is provided with a buffer groove (30) at its left end, said buffer groove (30) being located right below the vertical pipe (19).
4. The extrusion molding apparatus for tantalum condenser cases as claimed in claim 3, wherein said standpipe (19) is provided with a switching valve (31).
5. The extrusion molding apparatus for tantalum capacitor case as claimed in claim 4, wherein the outside of said feed roller (25) is closely attached to the inside wall of said feed pipe (20).
6. The extrusion forming device for the tantalum capacitor shell as claimed in claim 5, further comprising an oil applying device, wherein the oil applying device comprises a lifting support (32), a fixing plate (33) and an oil applying roller (34), the lifting support (32) is installed on the rear side of the top end of the workbench (1), the fixing plate (33) is installed on the lifting support (32), the rear end of the oil applying roller (34) is rotatably connected with the front end of the fixing plate (33), and the oil applying roller (34) is located between the quantitative conveying device and the male die (6).
7. The extrusion molding device for the tantalum capacitor shell as claimed in claim 6, wherein the lifting bracket (32) comprises two sets of vertical rods (35), two sets of springs (36), a threaded pipe (37), a threaded rod (38) and a top plate (39), the left end and the right end of the fixing plate (33) are provided with limiting holes which are vertically communicated, the bottom ends of the two sets of vertical rods (35) respectively penetrate through the two sets of limiting holes and are fixedly connected with the top end of the workbench (1), the top ends of the two sets of vertical rods (35) respectively penetrate through the two sets of springs (36) and are fixedly connected with the left side and the right side of the bottom end of the top plate (39), the top end of the workbench (1) is provided with a placing groove, and a ball bearing (40) is fixedly installed in the placing groove, the bottom end of the threaded pipe (37) is inserted into the ball bearing (40) from the top end of the workbench (1), the bottom end of the threaded rod (38) is respectively inserted into and screwed into the top end of the threaded pipe (37), the top of two sets of threaded rods (38) all is provided with kicking block (41), the bottom of fixed plate (33) is provided with square groove, the top of kicking block (41) is inserted to square inslot from the bottom of fixed plate (33).
8. The extrusion molding apparatus for tantalum capacitor shell as claimed in claim 7, wherein the front end of the fixing plate (33) is provided with a guide sloping plate (42), the guide sloping plate (42) is located at the left side of the oil wiping roller (34), and the right end of the guide sloping plate (42) is inclined downwards and located at the bottom of the oil wiping roller (34).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010307287.8A CN111477457B (en) | 2020-04-17 | 2020-04-17 | Tantalum capacitor shell extrusion device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010307287.8A CN111477457B (en) | 2020-04-17 | 2020-04-17 | Tantalum capacitor shell extrusion device |
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| CN111477457A CN111477457A (en) | 2020-07-31 |
| CN111477457B true CN111477457B (en) | 2021-10-26 |
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| CN112589963B (en) * | 2020-12-09 | 2022-04-05 | 安徽中富磁电有限公司 | Forming die is used in production of nickel zinc ferrite magnetic core |
| CN113696017B (en) * | 2021-10-27 | 2022-03-18 | 南通京鼎机械科技有限公司 | Quick replacement formula gear manufacturing installation for cold extrusion |
| CN114360910B (en) * | 2022-01-10 | 2023-04-07 | 淮安永捷电子科技有限公司 | Forming processing method of variable capacitor |
| CN116159915B (en) * | 2023-04-25 | 2023-07-04 | 山东兴恒环境科技集团有限公司 | Stamping equipment for central air conditioner outer shell of farm |
| CN117960883B (en) * | 2024-03-29 | 2024-06-11 | 德州鲁川汽车配件制造有限公司 | Stamping device for machining automobile parts |
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| JPS6113612A (en) * | 1984-06-29 | 1986-01-21 | 松下電器産業株式会社 | Capacitor and method of producing same |
| CN201266554Y (en) * | 2008-10-06 | 2009-07-01 | 舟山市新龙电子设备有限公司 | Oiling device for stamping capacitor aluminum case |
| CN101477897B (en) * | 2009-01-20 | 2012-05-23 | 宁夏东方钽业股份有限公司 | Tantalum wire for tantalum capacitor anode lead wire and manufacturing process thereof |
| CN202495356U (en) * | 2012-02-25 | 2012-10-17 | 安徽江威精密制造有限公司 | Aluminum shell stamping device having air blowpipe |
| CN203316607U (en) * | 2013-06-29 | 2013-12-04 | 湖南华冉科技有限公司 | Stamping die for circular housing of all-tantalum capacitor |
| CN204441104U (en) * | 2015-03-26 | 2015-07-01 | 湖南华冉科技有限公司 | The silver-colored shell of a kind of solid tantalum capacitor |
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