CN217444217U - Secondary pressurizing mould for forming oil way - Google Patents
Secondary pressurizing mould for forming oil way Download PDFInfo
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- CN217444217U CN217444217U CN202123395386.5U CN202123395386U CN217444217U CN 217444217 U CN217444217 U CN 217444217U CN 202123395386 U CN202123395386 U CN 202123395386U CN 217444217 U CN217444217 U CN 217444217U
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Abstract
The utility model provides a forming oil circuit secondary pressurization die, which relates to the technical field of permanent magnet processing, and comprises a lower die holder and an upper die plate, wherein four corners between the lower die holder and the upper die plate are all connected with a slide bar, a first pressing die is movably sleeved on the slide bar, a fixed block is arranged at the middle position of the top of the first pressing die, a first oil hydraulic cylinder is arranged at the middle position of the top of the upper die plate, and the output end of the first oil hydraulic cylinder penetrates through the upper die plate to be connected with the fixed block; the utility model discloses a first oil hydraulic cylinder promotes first moulding-die and pushes down, cooperates the design of die cavity and moulding post, presses the material into the circle type, then, promotes the second moulding-die through the second oil hydraulic cylinder and stretches out from first moulding-die, can agree with the bore of die cavity, pressurizes the circle type magnet once more for neodymium magnet tombarthite density is higher, and the performance is improved, and in the time of secondary pressurization, can drop the moulding post through lifting the portion, with the altitude variation that adaptation magnet secondary pressurization produced.
Description
Technical Field
The utility model relates to a permanent magnet processing technology field especially relates to shaping oil circuit secondary pressurization mould.
Background
The neodymium magnet is also called neodymium-iron-boron magnet, is a tetragonal crystal formed by neodymium, iron and boron, in 1982, the Zuochuan true person of the special metal of Sumitomo discovers the neodymium magnet, the magnetic energy product of the magnet is larger than that of the samarium-cobalt magnet, and is the substance with the largest magnetic energy product all over the world at that time, later, the special metal of Sumitomo successfully develops the powder metallurgy method, the general automobile company successfully develops the spin-spray smelting method, and can prepare the neodymium-iron-boron magnet, the magnet is a permanent magnet which has the magnetism second only to that of the absolute zero holmium magnet and is also the rare earth magnet which is most commonly used, and the neodymium-iron-boron magnet is widely applied to electronic products, such as hard disks, mobile phones, earphones, tools powered by batteries, and the like;
rare earth neodymium magnet is adding man-hour, generally utilizes the oil circuit press to make the material into the ring type, among the prior art, adopts press single suppression, and the rare earth neodymium magnet rare earth density of production is not high, and magnetism is good inadequately, consequently, the utility model provides a problem that exists in order to solve prior art is pressed to shaping oil circuit secondary.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a shaping oil circuit secondary pressurization mould, this shaping oil circuit secondary pressurization mould promote the second moulding-die through the second oil hydraulic cylinder and stretch out from first moulding-die, can agree with the bore of die cavity, pressurize the ring type magnet once more for neodymium magnet tombarthite density is higher, improves the performance.
For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: the secondary pressurizing mould for the forming oil circuit comprises a lower mould base and an upper mould plate, wherein slide rods are connected at four corners between the lower mould base and the upper mould plate, a first pressing mould is movably sleeved on each slide rod, a fixed block is arranged at the middle position of the top of the first pressing mould, a first oil hydraulic cylinder is arranged at the middle position of the top of the upper mould plate, the output end of the first oil hydraulic cylinder penetrates through the upper mould plate and is connected with the fixed block, an inner cavity is arranged inside the fixed block, a second oil hydraulic cylinder is arranged in the inner cavity, a fit groove is formed in the bottom of the inner part of the first pressing mould, a second pressing mould is movably arranged inside the fit groove, and the output end of the second oil hydraulic cylinder penetrates into the fit groove and is connected with the second pressing mould;
a limiting plate is arranged above the lower die holder, a die groove is formed in the middle of the inner portion of the limiting plate, and a die column is installed at the middle of the top of the lower die holder through a lifting portion.
The further improvement lies in that: the outer diameter of the second pressing die is smaller than the inner diameter of the die cavity, and the second pressing die is precisely matched with the die cavity.
The further improvement lies in that: the output end of the first oil hydraulic cylinder is provided with support legs, the lower ends of the support legs are connected with the fixing block, and the support legs are provided with multiple groups around the output end of the first oil hydraulic cylinder.
The further improvement lies in that: the die comprises a die post and a lower die seat, wherein the lower die seat is arranged on the lower die seat, the lower end of the die post is movably connected with the driving groove, and the lower end of the die post is connected with a top plate.
The further improvement lies in that: the lifting portion is provided with two sets of, and two sets of the lifting portion is respectively established at the both ends of driving inslot portion below, the lifting portion includes two-way screw lead screw and nut cover, two-way screw lead screw rotates and installs in the driving groove, and the nut cover of looks adaptation is all installed to both sides on the two-way screw lead screw, both sides the nut is sheathe in and all is articulated to have the support arm, the both ends of roof bottom intermediate position department all are equipped with articulated piece, two sets of in the lifting portion the support arm top respectively with both ends articulated piece is articulated.
The further improvement lies in that: and the two ends of the lower side of the front side of the lower die base are respectively provided with a first motor, and the output ends of the two groups of first motors are respectively connected with the two groups of bidirectional threaded screw rods.
The further improvement lies in that: the middle position department at die holder both ends all is equipped with the curb plate, and is two sets of all be equipped with the second motor on the curb plate, it is two sets of the output of second motor all is equipped with the screw thread lead screw, the middle position department at limiting plate both ends all is equipped with the lifting piece with screw thread lead screw thread adaptation.
The utility model has the advantages that:
1. the utility model discloses a first oil hydraulic cylinder promotes first moulding-die and pushes down, cooperates the design of die cavity and moulding post, presses the material into the circle type, then, promotes the second moulding-die through the second oil hydraulic cylinder and stretches out from first moulding-die, can agree with the bore of die cavity, pressurizes the circle type magnet once more for neodymium magnet tombarthite density is higher, and the performance is improved, and in the time of secondary pressurization, can drop the moulding post through lifting the portion, with the altitude variation that adaptation magnet secondary pressurization produced.
2. The utility model discloses after the secondary suppression, remove through two-way screw lead screw rotary drive nut cover to it is rotatory to drive the support arm, promotes the roof and goes up and down, makes the post go up and down, can make things convenient for the drawing of patterns again by adaptation secondary pressurized electro-magnet deformation.
3. The utility model discloses after the press forming, it is rotatory to drive the screw lead screw through the second motor, and cooperation lifting piece can drive the limiting plate and go up and down, and at this time, the second moulding-die stretches into and can carry out the drawing of patterns with the electro-magnet after the suppression in the die cavity, further makes things convenient for the drawing of patterns.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a schematic diagram of a second die position according to the present invention;
FIG. 3 is a schematic view of the inside of the lower die holder of the present invention;
fig. 4 is a schematic side plate of the present invention.
Wherein: 1. a lower die holder; 2. mounting a template; 3. a slide bar; 4. a first stamper; 5. a fixed block; 6. a first oil hydraulic cylinder; 7. an inner cavity; 8. a second oil hydraulic cylinder; 9. fitting the groove; 10. a second die; 11. a limiting plate; 12. a die cavity; 13. a mold pillar; 14. a support leg; 15. a drive slot; 16. a top plate; 17. a bidirectional threaded lead screw; 18. a nut sleeve; 19. a support arm; 20. a hinged block; 21. a first motor; 22. a side plate; 23. a second motor; 24. a threaded lead screw; 25. and (6) lifting the block.
Detailed Description
In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.
Example one
According to the drawings of fig. 1, 2 and 3, the embodiment provides a secondary pressurizing mold for a forming oil circuit, which includes a lower die holder 1 and an upper die plate 2, four corners between the lower die holder 1 and the upper die plate 2 are both connected with slide rods 3, a first pressing die 4 is movably sleeved on each slide rod 3, a fixed block 5 is arranged at the middle position of the top of each first pressing die 4, a first oil hydraulic cylinder 6 is arranged at the middle position of the top of each upper die plate 2, the output end of each first oil hydraulic cylinder 6 penetrates through the upper die plate 2 to be connected with the corresponding fixed block 5, an inner cavity 7 is arranged inside each fixed block 5, a second oil hydraulic cylinder 8 is arranged inside each inner cavity 7, a fit groove 9 is arranged at the bottom inside each first pressing die 4, a second pressing die 10 is movably arranged inside the fit groove 9, and the output end of each second oil hydraulic cylinder 8 penetrates into the fit groove 9 and is connected with the second pressing die 10;
a limiting plate 11 is arranged above the lower die holder 1, a die cavity 12 is arranged in the middle of the interior of the limiting plate 11, and a die column 13 is arranged in the middle of the top of the lower die holder 1 through a lifting portion. When the neodymium magnet is used, a material is placed at the die cavity 12, the first pressing die 4 is pushed to press downwards through the first oil hydraulic cylinder 6, the material is pressed into a ring shape by matching the shaping of the die cavity 12 and the die columns 13, then the second pressing die 10 is pushed to extend out of the first pressing die 4 through the second oil hydraulic cylinder 8 to fit the caliber of the die cavity 12, and the ring-shaped magnet is pressurized again, so that the density of neodymium magnet rare earth is higher, the performance is improved, and in the secondary pressurization, the die columns 13 are lowered through the lifting part to adapt to the height change generated by the secondary pressurization of the magnet.
The outer diameter of the second pressing die 10 is smaller than the inner diameter of the die cavity 12, and the second pressing die 10 is in precise fit with the die cavity 12.
The output end of the first oil hydraulic cylinder 6 is provided with support legs 14, the lower ends of the support legs 14 are connected with the fixing block 5, and the support legs 14 are provided with a plurality of groups around the output end of the first oil hydraulic cylinder 6. The output end of the first oil hydraulic cylinder 6 is connected with the fixing block 5 more tightly.
The inside of lower bolster 1 is equipped with drive groove 15, the lower extreme activity of mould post 13 is run through to the inside of drive groove 15, and the lower extreme of mould post 13 is connected with roof 16. The lifting portion is provided with two sets of, and two sets of the lifting portion is established respectively at the both ends of the inside below in driving groove 15, the lifting portion includes two-way screw rod 17 and nut cover 18, two-way screw rod 17 rotates and installs in driving groove 15, and the nut cover 18 of looks adaptation is all installed to both sides on the two-way screw rod 17, both sides all articulated on the nut cover 18 have support arm 19, the both ends of 16 bottom intermediate positions departments of roof all are equipped with articulated piece 20, two sets of in the lifting portion 19 top respectively with both ends articulated piece 20 is articulated. The two ends of the lower side of the front side of the lower die holder 1 are respectively provided with a first motor 21, and the output ends of the two groups of first motors 21 are respectively connected with the two groups of bidirectional threaded screw rods 17. When the two-way threaded screw rod lifting device is used, the first motor 21 drives the two-way threaded screw rod 17 to rotate to drive the nut sleeve 18 to move, so that the supporting arm 19 is driven to rotate, the top plate 16 is pushed to lift, the mold column 13 is lifted, the two-way threaded screw rod lifting device can adapt to the high deformation of the secondary pressurization electromagnet, and the demolding is facilitated.
Example two
According to the drawings of fig. 1, 2 and 4, the embodiment provides a secondary pressurizing mold for a forming oil circuit, which includes a lower die holder 1 and an upper die plate 2, four corners between the lower die holder 1 and the upper die plate 2 are both connected with slide rods 3, a first pressing die 4 is movably sleeved on each slide rod 3, a fixed block 5 is arranged at the middle position of the top of each first pressing die 4, a first oil hydraulic cylinder 6 is arranged at the middle position of the top of each upper die plate 2, the output end of each first oil hydraulic cylinder 6 penetrates through the upper die plate 2 to be connected with the corresponding fixed block 5, an inner cavity 7 is arranged inside each fixed block 5, a second oil hydraulic cylinder 8 is arranged inside each inner cavity 7, a fit groove 9 is arranged at the bottom inside each first pressing die 4, a second pressing die 10 is movably arranged inside the fit groove 9, and the output end of each second oil hydraulic cylinder 8 penetrates into the fit groove 9 and is connected with the second pressing die 10;
a limiting plate 11 is arranged above the lower die holder 1, a die cavity 12 is arranged in the middle of the interior of the limiting plate 11, and a die column 13 is arranged in the middle of the top of the lower die holder 1 through a lifting portion. When the neodymium magnet is used, a material is placed at the die cavity 12, the first pressing die 4 is pushed to press downwards through the first oil hydraulic cylinder 6, the material is pressed into a ring shape by matching the shaping of the die cavity 12 and the die columns 13, then the second pressing die 10 is pushed to extend out of the first pressing die 4 through the second oil hydraulic cylinder 8 to fit the caliber of the die cavity 12, and the ring-shaped magnet is pressurized again, so that the density of neodymium magnet rare earth is higher, the performance is improved, and in the secondary pressurization, the die columns 13 are lowered through the lifting part to adapt to the height change generated by the secondary pressurization of the magnet.
The outer diameter of the second pressing die 10 is smaller than the inner diameter of the die cavity 12, and the second pressing die 10 is in precise fit with the die cavity 12.
The middle position department at 1 both ends of die holder all is equipped with curb plate 22, and is two sets of all be equipped with second motor 23 on the curb plate 22, it is two sets of the output of second motor 23 all is equipped with screw lead screw 24, the middle position department at limiting plate 11 both ends all is equipped with the lifting piece 25 with 24 screw thread adaptations of screw lead screw. After the pressing forming, the second motor 23 drives the threaded screw rod 24 to rotate, the lifting block 25 is matched to drive the limiting plate 11 to lift, and at this time, the second pressing die 10 extends into the die cavity 12 to demould the pressed electromagnet, so that the demoulding is further facilitated.
This shaping oil circuit secondary pressurization mould pushes down through first oil hydraulic cylinder 6 promotion first moulding-die 4, cooperation die cavity 12 and the design of moulding 13, press the material into the circle type, then, it stretches out from first moulding-die 4 to promote second moulding-die 10 through second oil hydraulic cylinder 8, can agree with the bore of die cavity 12, pressurize the circle type magnet once more for neodymium magnet tombarthite density is higher, and the performance is improved, and during the secondary pressurization, can descend moulding 13 through lifting the portion, with the altitude variation that adaptation magnet secondary pressurization produced. After secondary pressing, the nut sleeve 18 is driven to move through rotation of the bidirectional threaded screw rod 17, so that the supporting arm 19 is driven to rotate, the top plate 16 is pushed to lift, the mold column 13 is lifted, the deformation of the secondary pressurized electromagnet can be adapted, and demolding can be facilitated. Meanwhile, after the pressing forming, the second motor 23 drives the threaded screw rod 24 to rotate, the lifting block 25 is matched to drive the limiting plate 11 to lift, and at this time, the second pressing die 10 extends into the die cavity 12 to demould the pressed electromagnet, so that the demoulding is further facilitated.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. Shaping oil circuit secondary pressurization mould includes die holder (1) and cope match-plate pattern (2), its characterized in that: four corners between the lower die holder (1) and the upper die plate (2) are connected with slide bars (3), a first pressing die (4) is movably sleeved on the sliding rod (3), a fixed block (5) is arranged at the middle position of the top of the first pressing die (4), a first oil hydraulic cylinder (6) is arranged at the middle position of the top of the upper template (2), the output end of the first oil hydraulic cylinder (6) penetrates through the upper template (2) to be connected with the fixed block (5), an inner cavity (7) is arranged inside the fixed block (5), a second oil hydraulic cylinder (8) is arranged in the inner cavity (7), a fitting groove (9) is arranged at the bottom inside the first pressing die (4), a second pressing die (10) is movably arranged in the fit groove (9), and the output end of the second oil hydraulic cylinder (8) penetrates into the fit groove (9) and is connected with the second pressing die (10);
die holder (1) top is equipped with limiting plate (11), and limiting plate (11) inside intermediate position department is equipped with die cavity (12), die column (13) are installed through the lifting portion in the intermediate position department at die holder (1) top.
2. The forming oil way secondary pressurization die as claimed in claim 1, characterized in that: the outer aperture of the second pressing die (10) is smaller than the inner aperture of the die cavity (12), and the second pressing die (10) is matched with the die cavity (12) precisely.
3. The forming oil way secondary pressurization die as claimed in claim 1, characterized in that: the output end of the first oil hydraulic cylinder (6) is provided with support legs (14), the lower ends of the support legs (14) are connected with the fixing block (5), and multiple groups of support legs (14) are arranged around the output end of the first oil hydraulic cylinder (6).
4. The forming oil way secondary pressurizing mold as claimed in claim 1, characterized in that: the die is characterized in that a driving groove (15) is formed in the lower die base (1), the lower end of the die column (13) movably penetrates through the driving groove (15), and a top plate (16) is connected to the lower end of the die column (13).
5. The forming oil passage secondary pressurization die as claimed in claim 4, characterized in that: the lifting portion is provided with two sets, and two sets of the lifting portion is respectively established at the both ends of the inside below of driving groove (15), the lifting portion includes two-way screw lead screw (17) and nut cover (18), two-way screw lead screw (17) are rotated and are installed in driving groove (15), and nut cover (18) of looks adaptation are all installed to both sides on two-way screw lead screw (17), both sides all articulated on nut cover (18) have support arm (19), the both ends of roof (16) bottom intermediate position department all are equipped with articulated piece (20), and are two sets of in the lifting portion support arm (19) top respectively with both ends articulated piece (20) are articulated.
6. The forming oil passage secondary pressurization die as claimed in claim 5, characterized in that: two ends of the lower side lower portion of the front side of the lower die base (1) are respectively provided with a first motor (21), and the output ends of the two groups of first motors (21) are respectively connected with the two groups of bidirectional threaded screw rods (17).
7. The forming oil passage secondary pressurization die according to any one of claims 1 to 6, characterized in that: the intermediate position department at die holder (1) both ends all is equipped with curb plate (22), and is two sets of all be equipped with second motor (23) on curb plate (22), two sets of the output of second motor (23) all is equipped with screw lead screw (24), the intermediate position department at limiting plate (11) both ends all is equipped with lifting piece (25) with screw lead screw (24) screw thread adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123395386.5U CN217444217U (en) | 2021-12-31 | 2021-12-31 | Secondary pressurizing mould for forming oil way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123395386.5U CN217444217U (en) | 2021-12-31 | 2021-12-31 | Secondary pressurizing mould for forming oil way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217444217U true CN217444217U (en) | 2022-09-16 |
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ID=83210945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123395386.5U Active CN217444217U (en) | 2021-12-31 | 2021-12-31 | Secondary pressurizing mould for forming oil way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217444217U (en) |
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2021
- 2021-12-31 CN CN202123395386.5U patent/CN217444217U/en active Active
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