CN211578573U - Magnetic core forming device - Google Patents
Magnetic core forming device Download PDFInfo
- Publication number
- CN211578573U CN211578573U CN202020602514.5U CN202020602514U CN211578573U CN 211578573 U CN211578573 U CN 211578573U CN 202020602514 U CN202020602514 U CN 202020602514U CN 211578573 U CN211578573 U CN 211578573U
- Authority
- CN
- China
- Prior art keywords
- plate
- magnetic core
- powder
- cylinder
- rotating frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a magnetic core forming device, which comprises a base and a cylinder which are connected, wherein the cylinder is rotationally connected with a rotating frame around the axis thereof, a plurality of groups of upper mold cavities, female mold cavities and lower molds which sequentially correspond from top to bottom are arranged on the rotating frame near the edge around the center thereof, the female mold cavities are fixedly arranged relative to the rotating frame, and the upper mold cavities and the lower mold cavities are in up-and-down sliding connection relative to the rotating frame; the cylinder is provided with a lower die driving mechanism which is positioned below the lower die and can adjust the amount of the powder in the female die cavity, and the lower end of the lower die is contacted with the lower die driving mechanism; the cylinder is also provided with an upper driving structure. The utility model provides a magnetic core forming device can adjust the height that the type top is located female mould intracavity through type actuating mechanism down to change the magnetic core of powder volume in the mould intracavity in order to adapt to different specifications, the commonality is high, and convenient operation, improvement production efficiency.
Description
Technical Field
The utility model relates to a magnetic core shaping field especially relates to a magnetic core forming device.
Background
Magnetic cores refer to a sintered magnetic metal oxide composed of a mixture of various iron oxides, and are commonly used components in electronic devices. When the magnetic core is formed, the powder is firstly put into the cavity of the master mould, then the powder is stretched into the cavity through the upper mould and the lower mould and is extruded at the same time, and then the powder in the cavity is extruded into a magnetic core blank.
At present, a rotating disc type device is adopted for a forming device of magnetic core blanks, and a plurality of die cavities are arranged on a disc-shaped female die around the circle center. The upper end of the lower mould is always positioned in the mould cavity and forms a space for containing powder with the mould cavity. The upper mold and the lower mold corresponding to the mold cavity move up and down in sequence, so that powder in the front mold cavity and the rear mold cavity are pressed into magnetic core blanks in sequence, and the magnetic core blanks can be conveniently collected after being ejected out of the mold cavity by the lower mold.
However, the lower driving structure for driving the lower mold to move up and down is a guide plate with an upper surface in a wavy surface, and the shape of the upper surface of the guide plate is fixed, so that the lower driving structure can only correspond to a magnetic core product with a fixed size. When the magnetic core products of other sizes need to be produced, need change whole lower type drive structure, and still need the calibration after the change, troublesome poeration, the production flexibility is low, leads to production efficiency low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a magnetic core forming device can adjust the height that the type top is located female section mould intracavity through type actuating mechanism down to change the magnetic core of powder volume in the mould intracavity in order to adapt to different specifications, the commonality is high, and convenient operation, improves production efficiency.
In order to achieve the purpose, the utility model provides a magnetic core forming device, which comprises a base and a cylinder which are connected, wherein the cylinder is rotationally connected with a rotating frame around the axis thereof, a plurality of groups of upper type die cavities, female type die cavities and lower types which sequentially correspond from top to bottom are arranged on the rotating frame around the center thereof near the edge, the female type die cavities are fixedly arranged relative to the rotating frame, and the upper type die cavities and the lower type die cavities are respectively connected with the rotating frame in a vertical sliding manner; the cylinder is provided with a lower die driving mechanism which is positioned below the lower die and can adjust the amount of the powder in the female die cavity, and the lower end of the lower die is contacted with the lower die driving mechanism; the cylinder is also provided with an upper driving structure.
As a further improvement of the utility model, the lower driving mechanism comprises a lower plate fixedly connected with the cylinder, and a lower guide plate and a first powder quantity adjusting plate are sequentially arranged on the lower plate in the rotating direction around the rotating frame; the lower guide plate is fixedly connected with the lower plate, and the first powder quantity adjusting plate is connected with the lower plate through a first height adjusting structure.
As a further improvement, the one end of first powder volume regulating plate orientation lower floor's deflector is equipped with first guide block, the one end of first guide block is articulated with first powder volume regulating plate, and the other end of first guide block is corresponding with the tip of lower floor's deflector.
As a further improvement of the utility model, the lower driving mechanism further comprises a second powder quantity adjusting plate, and the lower guide plate, the first powder quantity adjusting plate and the second powder quantity adjusting plate are sequentially arranged around the rotating direction of the rotating frame; and the second powder quantity adjusting plate is connected with the lower plate through a second height adjusting structure.
As a further improvement, the one end of second powder volume regulating plate towards first powder volume regulating plate is equipped with the second guide block, the both ends of second guide block are articulated with second powder volume regulating plate and first powder volume regulating plate respectively, and wherein, one of them of second powder volume regulating plate and first powder volume regulating plate is articulated with the one end of second guide block through the bar spout.
As a further improvement of the present invention, the upper driving structure is a guide plate, the upper surface of the guide plate is a wavy surface which undulates up and down around the axis of the cylinder, and the upper driving structure is fixedly connected with the cylinder; the upper end of the upper mold is provided with a roller, and the surface of the roller is contacted with the wavy surface of the upper mold driving structure.
As a further improvement of the utility model, the utility model also comprises an upper pinch roller and a lower pinch roller which are arranged oppositely from top to bottom on the wheel surfaces of the two; the upper pressing wheel is positioned above the upper end of the upper mould, and the lower pressing wheel is positioned below the lower end of the lower mould; the axes of the upper pinch roller and the lower pinch roller are horizontally arranged and fixed relative to the cylinder.
As a further improvement of the utility model, the base is provided with a driving device and a worm which are linked, and the rotating frame is provided with a worm wheel; the worm is linked with the worm wheel of the rotating frame.
Advantageous effects
Compared with the prior art, the utility model discloses a magnetic core forming device's advantage does:
1. can adjust the height that the type top is located female section mould intracavity through type actuating mechanism down to change the powder volume in the mould intracavity and in order to adapt to the magnetic core of different specifications, the commonality is high, and convenient operation, need not to change whole type actuating mechanism down, improve production efficiency.
2. The lower driving mechanism comprises a lower guide plate and a first powder quantity adjusting plate which are sequentially arranged along the rotating direction of the rotating frame. The powder in the bin falls on the upper surface of the female die and enters the cavity of the female die under the action of gravity, and when the lower end of the lower die rotates to the lowest position of the lower guide plate along with the rotating frame, the space in the cavity is the largest at the moment. When the lower die passes through the first powder quantity adjusting plate, the lower die pushes the redundant powder out of the die cavity, and the redundant powder on the upper surface of the female die is scraped away by the scraper, so that the powder quantity in the die cavity is adjusted to adapt to magnetic cores of different specifications. Wherein, the height of the first powder quantity adjusting plate is adjusted through the first height adjusting structure, the structure is simple, and the operation is convenient.
3. The lower driving mechanism further comprises a second powder quantity adjusting plate, the height of the second powder quantity adjusting plate is adjusted through a second height adjusting structure, and the lower driving mechanism is simple in structure and convenient to operate. The second powder amount adjusting plate is provided to cope with the situation that the density of the magnetic core after extrusion molding is not uniform, which may occur in the magnetic core with large size difference. The position (such as the upper section or the middle section of the die cavity and other optional positions) of the powder falling into the die cavity in the corresponding die cavity is changed by adjusting the second powder quantity adjusting plate, so that the density distribution of the extruded magnetic core is more uniform.
4. First guide block and second guide block homoenergetic let down the type lower extreme slide more smoothly when passing through, and the type lower extreme is difficult to because of the big wearing and tearing of drop, improve equipment durability.
The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a partial cross-sectional view of a magnetic core forming apparatus;
fig. 2 is an enlarged view of the lower drive mechanism.
Detailed Description
Embodiments of the present invention will now be described with reference to the accompanying drawings.
Examples
The utility model discloses a concrete embodiment is as shown in fig. 1 to fig. 2, a magnetic core forming device, including base 1 and the cylinder 2 that is connected, rotate around its axis on the cylinder 2 and be connected with rotating turret 3. The rotating frame 3 is provided with a plurality of groups of upper molds 5, female molds 4 and lower molds 6 which sequentially correspond from top to bottom around the center of the rotating frame 3, wherein the female molds 4 are fixedly arranged relative to the rotating frame 3. The upper die 5 and the lower die 6 are connected with the rotating frame 3 in a sliding way up and down. The cylinder 2 is provided with a lower die driving mechanism 8 which is positioned below the lower die 6 and can adjust the amount of the powder in the female die cavity 4, and the lower end of the lower die 6 is contacted with the lower die driving mechanism 8. The cylinder 2 is also provided with an upper driving structure 10.
The rotating frame 3 comprises an upper type rotating disc 32, a female type rotating disc 31 and a lower type rotating disc 33 which are sequentially arranged from top to bottom, the upper type rotating disc 32, the female type rotating disc 31 and the lower type rotating disc 33 are fixedly connected, wherein a worm wheel is arranged on the outer edge of the female type rotating disc 31, and the driving device is linked with the worm wheel on the female type rotating disc 31 through a worm 7. A drive means (not shown) is provided on the base 1. The female turntable 31 is detachably connected with the female mold, and the female mold cavity 4 is positioned on the female mold. The magnetic core forming device further comprises a storage bin 13, and the storage bin 13 conveys powder to the upper surface fixing station of the female die through a pipeline. When the female die cavity 4 on the female rotary disc 31 rotates to the pipeline output end of the storage bin 13, powder enters the female die cavity 4.
The lower driving mechanism 8 includes a lower plate 82 fixedly connected to the column 2, and a lower guide plate 81 and a first powder amount adjusting plate 83 are sequentially disposed on the lower plate 82 in the rotation direction of the rotating frame 3. The lower guide plate 81 is fixedly connected to the lower plate 82, and the first powder amount adjusting plate 83 is connected to the lower plate 82 through a first height adjusting structure 85. The first height adjustment structure 85 may be a linear motor or a screw structure.
The first powder quantity adjusting plate 83 is provided with a first guide block 84 at one end facing the lower guide plate 81, one end of the first guide block 84 is hinged with the first powder quantity adjusting plate 83, the other end of the first guide block 84 corresponds to the end of the lower guide plate 81, and in the embodiment, the end of the first guide block 84 is a free end and freely droops by gravity and is in contact with the lower plate 82.
The lower type driving mechanism 8 further includes a second powder amount adjusting plate 86, and the lower layer guide plate 81, the first powder amount adjusting plate 83, and the second powder amount adjusting plate 86 are sequentially arranged around the rotation direction of the rotating frame 3. The second powder amount adjusting plate 86 is connected to the lower plate 82 through a second height adjusting structure 88. The second height adjustment structure 88 may be a linear motor or a screw structure.
A second guide block 87 is arranged at one end, facing the first powder quantity adjusting plate 83, of the second powder quantity adjusting plate 86, two ends of the second guide block 87 are hinged to the second powder quantity adjusting plate 86 and the first powder quantity adjusting plate 83 respectively, and one of the second powder quantity adjusting plate 86 and the first powder quantity adjusting plate 83 is hinged to one end of the second guide block 87 through a strip-shaped chute.
The upper driving structure 10 is a guide plate, the upper surface of the upper driving structure is a wavy surface which fluctuates up and down around the axis of the cylinder 2, and the upper driving structure 10 is fixedly connected with the cylinder 2. The upper end of the upper mold 5 is provided with a roller 52, and the wheel surface of the roller 52 is contacted with the wavy surface of the upper mold driving structure 10.
The magnetic core forming device also comprises an upper pressing wheel 9 and a lower pressing wheel 11 which are arranged oppositely from top to bottom on the wheel surfaces of the two. In this embodiment, the lower guide plate 81, the first powder amount adjusting plate 83, the second powder amount adjusting plate 86, and the lower pressing wheel 11 are sequentially arranged around the rotation direction of the rotating frame 3, wherein the upper surface of the lower guide plate 81 is a wave plate which is up and down fluctuated.
The upper pinch roller 9 is positioned above the upper end of the upper mould 5, and the lower pinch roller 11 is positioned below the lower end of the lower mould 6. The axes of the upper pinch roller 9 and the lower pinch roller 11 are horizontally arranged and fixed relative to the cylinder 2.
The upper mold 5 includes a first guide bar 51, and the first guide bar 51 is connected to a roller 52. The first guide rod 51 of the upper mold 5 is connected with the upper turntable 32 in a vertical sliding way. The lower die 6 comprises a second guide rod 61, and the second guide rod 61 is connected with the lower die rotary table 33 in a sliding mode up and down. The lower end of the second guide rod 61 is in contact with the lower type driving mechanism 8.
During operation, the worm 7 drives the rotating frame 3 to rotate, and the upper mold 5, the lower mold 6 and the female mold cavity 4 rotate along with the rotating frame 3. Wherein the upper mould 5 moves up and down along the wave surface of the upper mould driving structure 10 under the action of gravity; the second guide rod 61 of the lower die 6 moves up and down by passing through the lower guide plate 81, the first powder amount adjusting plate 83, the second powder amount adjusting plate 86, the lower pinch roller 11 in this order and returning to the lower guide plate 81 again. The top end of the lower die 6 is always positioned in the die cavity 4 of the female die. The stock bin 13 conveys powder to the fixed station on the upper surface of the female die through a pipeline. The steps of feeding powder into the female die cavity 4, co-extruding the powder by the upper die 5 and the lower die 6 under the action of the pinch roller to form magnetic core blank, ejecting the magnetic core blank out of the female die cavity 4 by the lower die 6 and the like are completed through the up-and-down movement of the upper die 5 and the lower die 6, and the circulation is continuous.
When the lower die passes through the first powder quantity adjusting plate, the lower die pushes redundant powder out of the female die cavity, so that the powder quantity in the female die cavity is adjusted to adapt to magnetic cores of different specifications. Wherein, the height of the first powder quantity adjusting plate is adjusted through the first height adjusting structure, the structure is simple, and the operation is convenient. The second powder amount adjusting plate is provided to cope with the uneven density of the magnetic core after extrusion molding which may occur in the magnetic core having a large difference in the vertical dimension. The position (such as the upper section or the middle section of the die cavity and other optional positions) of the powder falling into the die cavity in the corresponding die cavity is changed by adjusting the second powder quantity adjusting plate, so that the density distribution of the extruded magnetic core is more uniform.
The present invention has been described above with reference to the preferred embodiments, but the present invention is not limited to the above-disclosed embodiments, and various modifications, equivalent combinations, which are made according to the essence of the present invention, should be covered.
Claims (8)
1. A magnetic core forming device comprises a base (1) and a cylinder (2) which are connected, wherein the cylinder (2) is rotatably connected with a rotating frame (3) around the axis of the cylinder, a plurality of groups of upper molds (5), female molds (4) and lower molds (6) which sequentially correspond from top to bottom are arranged on the rotating frame (3) near the edge around the center of the rotating frame, and the magnetic core forming device is characterized in that the female molds (4) are fixedly arranged relative to the rotating frame (3), and the upper molds (5) and the lower molds (6) are in up-down sliding connection relative to the rotating frame (3); the cylinder (2) is provided with a lower die driving mechanism (8) which is positioned below the lower die (6) and can adjust the amount of the powder in the female die cavity (4), and the lower end of the lower die (6) is contacted with the lower die driving mechanism (8); the cylinder (2) is also provided with an upper driving structure (10).
2. A magnetic core forming apparatus according to claim 1, wherein the lower driving mechanism (8) comprises a lower plate (82) fixedly connected to the cylinder (2), and a lower guide plate (81) and a first powder amount adjusting plate (83) are sequentially provided on the lower plate (82) in a rotation direction of the rotating frame (3); the lower layer guide plate (81) is fixedly connected with the lower layer plate (82), and the first powder quantity adjusting plate (83) is connected with the lower layer plate (82) through a first height adjusting structure (85).
3. A magnetic core forming apparatus according to claim 2, wherein the first powder quantity adjusting plate (83) is provided with a first guide block (84) at an end thereof facing the lower guide plate (81), the first guide block (84) is hinged to the first powder quantity adjusting plate (83) at one end thereof, and the other end of the first guide block (84) corresponds to an end of the lower guide plate (81).
4. A magnetic core forming apparatus according to claim 2, wherein the lower driving mechanism (8) further comprises a second powder amount adjusting plate (86), and the lower guide plate (81), the first powder amount adjusting plate (83) and the second powder amount adjusting plate (86) are sequentially arranged around the rotation direction of the rotating frame (3); the second powder quantity adjusting plate (86) is connected with the lower plate (82) through a second height adjusting structure (88).
5. Magnetic core forming apparatus according to claim 4, characterized in that the second powder quantity adjusting plate (86) is provided with a second guide block (87) at an end facing the first powder quantity adjusting plate (83), and both ends of the second guide block (87) are respectively hinged with the second powder quantity adjusting plate (86) and the first powder quantity adjusting plate (83), wherein one of the second powder quantity adjusting plate (86) and the first powder quantity adjusting plate (83) is hinged with one end of the second guide block (87) through a strip-shaped chute.
6. A magnetic core forming device according to claim 1, wherein the upper driving structure (10) is a guiding plate, the upper surface of the guiding plate is a wavy surface which undulates up and down around the axis of the cylinder (2), and the upper driving structure (10) is fixedly connected with the cylinder (2); the upper end of the upper mold (5) is provided with a roller (52), and the wheel surface of the roller (52) is contacted with the wavy surface of the upper mold driving structure (10).
7. A magnetic core forming device according to claim 1, further comprising an upper pressing wheel (9) and a lower pressing wheel (11) which are arranged with their wheel surfaces facing up and down; the upper pressing wheel (9) is positioned above the upper end of the upper mould (5), and the lower pressing wheel (11) is positioned below the lower end of the lower mould (6); the axes of the upper pinch roller (9) and the lower pinch roller (11) are horizontally arranged and fixed relative to the cylinder (2).
8. A magnetic core forming device according to claim 1, wherein the base (1) is provided with a driving device and a worm (7) which are linked, and the rotating frame (3) is provided with a worm wheel; the worm (7) is linked with a worm wheel of the rotating frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020602514.5U CN211578573U (en) | 2020-04-21 | 2020-04-21 | Magnetic core forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020602514.5U CN211578573U (en) | 2020-04-21 | 2020-04-21 | Magnetic core forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211578573U true CN211578573U (en) | 2020-09-25 |
Family
ID=72527975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020602514.5U Active CN211578573U (en) | 2020-04-21 | 2020-04-21 | Magnetic core forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211578573U (en) |
-
2020
- 2020-04-21 CN CN202020602514.5U patent/CN211578573U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211578573U (en) | Magnetic core forming device | |
| CN113172826B (en) | Integrated injection mold | |
| CN113276334A (en) | Automatic drum brake block molding system | |
| CN105196547A (en) | 3D (three dimensional) printer suitable for printing large die mold | |
| CN205112412U (en) | 3D printer suitable for print large mould | |
| CN211604912U (en) | Magnetic core forming machine | |
| CN218255746U (en) | Pressing die for crucible production | |
| CN207494553U (en) | Metal 3d printing system | |
| CN111874289A (en) | Facial mask processing method | |
| CN216453316U (en) | Food processing equipment | |
| CN218808445U (en) | Transmission equipment of high density polyethylene bottle production usefulness | |
| CN214395018U (en) | Plastic mold with ejection structure | |
| CN217203382U (en) | High-efficient paper pulp molding forming die | |
| CN218310406U (en) | Disposable cutlery box forming die | |
| CN213260668U (en) | Auto parts injection moulding device with press material to remove material mechanism | |
| CN210876806U (en) | Multipurpose die convenient to change mold core | |
| CN220482360U (en) | Mobile pouring foaming system | |
| CN220591520U (en) | Die casting machine for die forming | |
| CN217514407U (en) | Conveying mechanism for injection molding machine mold | |
| CN216182939U (en) | Stone plastic box flattening device | |
| CN220216718U (en) | Metal casting blanking equipment | |
| CN219667241U (en) | Preforming mould convenient to it is ejecting | |
| CN213533595U (en) | Inner grain demoulding structure of plastic product injection mould | |
| CN217021203U (en) | Automobile precision mold injection molding equipment convenient to adjust | |
| CN216782548U (en) | Food-grade bottle preform injection mold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230824 Address after: 425000 Standard Factory Building E2 of Yongzhou Economic and Technological Development Zone 135 Upgrade Standard Factory Building Construction Project at the northwest corner of the intersection of Changfeng West Road and Gaoxin Avenue in Changfeng Industrial Park, Yongzhou Economic and Technological Development Zone, Hunan Province Patentee after: Hunan Maite Electronic Technology Co.,Ltd. Address before: 523000 a, 9 Xifa Road, lincun community, Tangxia Town, Dongguan City, Guangdong Province Patentee before: Dongguan Nanxiang magnetoelectric Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |