阅读说明：本技术 铁氧体磁材生产线 (Ferrite magnetic material production line ) 是由 张吉利 于 2018-07-25 设计创作，主要内容包括：本发明属于铁氧体生产技术领域,旨在提供一种铁氧体磁材生产线,其技术方案要点是包括进料装置、挤出装置和冷却装置；进料装置包括进料斗、进料通道,进料通道与挤出装置连接,进料通道的一侧设有推料电机,推料电机连接有推料螺旋杆；挤出装置包括挤出机,挤出机包括机架和机仓,机仓架立在机架上,机仓内设有螺杆槽,机仓内设有螺杆,螺杆转动连接在螺杆槽内,螺杆上可拆卸套接有螺纹元件,挤出机的一侧连接有驱动螺杆转动的驱动电机；冷却装置包括冷风架、设置于冷风架上的冷风传输带、驱动冷风传输带传动的传输驱动机构,冷风架上设有冷却风机。这种铁氧体磁材生产线具有缩短铁氧体生坯的成型过程,降低劳动人员劳动负荷的优点。(The invention belongs to the technical field of ferrite production, and aims to provide a ferrite magnetic material production line, which has the technical scheme that the ferrite magnetic material production line comprises a feeding device, an extruding device and a cooling device; the feeding device comprises a feeding hopper and a feeding channel, the feeding channel is connected with the extruding device, one side of the feeding channel is provided with a material pushing motor, and the material pushing motor is connected with a material pushing screw rod; the extruding device comprises an extruder, the extruder comprises a rack and a machine bin, the machine bin is erected on the rack, a screw groove is formed in the machine bin, a screw is arranged in the machine bin, the screw is rotationally connected in the screw groove, a threaded element is detachably sleeved on the screw, and one side of the extruder is connected with a driving motor for driving the screw to rotate; the cooling device comprises a cold air frame, a cold air conveying belt arranged on the cold air frame, and a transmission driving mechanism for driving the cold air conveying belt to transmit, wherein a cooling fan is arranged on the cold air frame. The ferrite magnetic material production line has the advantages of shortening the forming process of ferrite green bodies and reducing the labor load of labor personnel.)

1. A ferrite magnetic material production line is characterized in that: comprises a feeding device (1), an extruding device (2) and a cooling device (3) which are connected in sequence;

the feeding device (1) comprises a feeding hopper (11) and a feeding channel (12) connected with the feeding hopper (11), the feeding channel (12) is connected with the extruding device (2), one side of the feeding channel (12) is provided with a material pushing motor (13), and the material pushing motor (13) is connected with a material pushing screw rod (14);

the extruding device (2) comprises an extruding machine (21), the extruding machine (21) comprises a rack (211) and a machine bin (212), the machine bin (212) is erected on the rack (211), an infinity-shaped screw groove (2121) is arranged in the machine bin (212), two parallel screws (4) are arranged in the machine bin (212), the screws (4) are rotatably connected in the screw grooves (2121), a plurality of threaded elements (5) are detachably sleeved on the screws (4), and one side of the extruding machine (21) is connected with a driving motor (22) for driving the screws (4) to rotate;

the cooling device (3) comprises a cold air frame (31), a cold air conveying belt (32) arranged on the cold air frame (31), and a transmission driving mechanism (33) for driving the cold air conveying belt (32) to transmit, wherein a plurality of cooling fans (37) blowing air towards the cold air conveying belt (32) are arranged on the cold air frame (31).

2. The ferrite magnet production line as set forth in claim 1, wherein: cooling device (3) still including set up in pairs in tensioning frame (311) of cold wind frame (31) below, be equipped with kidney slot (3111) on tensioning frame (311), be equipped with between tensioning frame (311) and adjust pole (8), the both ends of adjusting pole (8) are slided and are connected in kidney slot (3111), adjust the pole of pole (8) and be located and rotate between tensioning frame (311) and be connected with transition pivot (9), it has locking chamber (81) to open in regulation pole (8), the position that adjusts pole (8) and be located kidney slot (3111) is equipped with locking Assembly (10) respectively.

3. The ferrite magnet production line as set forth in claim 2, wherein: the locking assembly (10) comprises a top stay bar (101) and an extrusion piece (102) arranged in a locking cavity (81) in a mirror image mode, the extrusion piece (102) comprises a pressing piece (1021), a connecting rod (1022) and a pressure bearing piece (1023), the connecting rod (1022) penetrates through the side wall of the adjusting rod (8) and enters the locking cavity (81), the connecting rod (1022) is in sliding connection with the side wall of the adjusting rod (8), the pressing piece (1021) and the pressure bearing piece (1023) are fixedly connected to the two ends of the connecting rod (1022) respectively, the pressing piece (1021) is located on the outer side of the adjusting rod (8), the pressure bearing piece (1023) is located in the locking cavity (81), the pressure bearing piece (1023) is in a wedge shape, the top stay bar (101) is inserted into the locking cavity (81) from the two ends of the adjusting rod (8), an external thread (1011) is arranged outside the top stay bar (101), and an internal thread (811) is twisted on, the top of top vaulting pole (101) is the toper setting, the wedge face laminating of bearing piece (1023) is in the toper portion of top vaulting pole (101), it has indent (31111) that are used for butt preforming (1021) to open on the both sides cell wall of kidney-shaped groove (3111), the lateral wall of adjusting pole (8) is opened has groove (82) of stepping down that are used for holding preforming (1021).

4. The ferrite magnet production line of claim 3, wherein: a return spring (103) is clamped in front of the pressure bearing sheet (1023) and the cavity wall of the locking cavity (81), and the return spring (103) is sleeved on the rod body of the connecting rod (1022).

5. The ferrite magnet production line as set forth in claim 1, wherein: the screw (4) is divided into a left screw (41) and a right screw (42) along the radial direction of the screw, the left screw (41) and the right screw (42) are connected through bolts, a main flow channel (43) is arranged in the center of the screw (4), a plurality of branch flow channels (44) are arranged perpendicular to the main flow channel (43), the branch flow channels (44) are arranged in the screw (4) in a mirror image mode, a moving plug (45) is arranged in the branch flow channel (44), the moving plug (45) comprises a plug column (451) and an oil blocking block (452), the length of the plug column (451) is shorter than that of the branch flow channel (44), the oil blocking block (452) is fixedly connected to the end portion, close to the main flow channel (43), of the plug column (451), the oil blocking block (452) slides in the branch flow channel (44), the outer side wall of the oil blocking block is attached to the inner wall of the branch flow channel (44), a top plate (6) is arranged outside the screw (4), and the top plate (6) is fixedly connected to the end portion, the inner wall of the threaded element (5) is provided with a clamping groove (51) used for abutting against the top plate (6), the surface of the screw rod (4) is provided with an accommodating groove (40) used for accommodating the top plate (6), one end, facing the driving motor (22), of the screw rod (4) is provided with an oil inlet (47) penetrating to the main flow passage (43), a one-way valve (471) is inserted into the oil inlet (47), one end, far away from the driving motor (22), of the screw rod (4) is provided with an oil outlet (48) penetrating to the main flow passage (43), and an oil plug (481) is screwed in the oil outlet (48).

6. The ferrite magnet production line of claim 5, wherein: the end face, far away from the plug column (451), of the oil blocking block (452) is fixedly connected with a hanging ring (4521), a tension spring (7) is connected between the two oil blocking blocks (452) which are in mirror images, and two ends of the tension spring (7) are respectively hooked in the hanging ring (4521).

7. The ferrite magnet production line as set forth in claim 1, wherein: the screw rod is characterized in that a limiting guide rail (49) is arranged on the outer side face of the screw rod (4), the limiting guide rail (49) is arranged along the length direction of the screw rod (4), and a limiting guide groove (52) matched with the limiting guide rail (49) is formed in the inner wall of the threaded element (5).

8. The ferrite magnet production line as set forth in claim 1, wherein: the driving motor (22) adopts a low-speed high-torque motor.

9. The ferrite magnet production line as set forth in claim 1, wherein: machine storehouse (212) are divided into left machine storehouse (2121) and right machine storehouse (2122) along vertical, left side machine storehouse (2121) and right machine storehouse (2122) are the mirror image each other, through bolted connection between the two, the below of left side machine storehouse (2121) and right machine storehouse (2122) is fixedly connected with rocking arm (23) respectively, the one end that machine storehouse (212) were kept away from in rocking arm (23) is rotated and is connected on frame (211), the both sides of machine storehouse (212) are equipped with cylinder (24) respectively, the piston rod of cylinder (24) articulates in the side of machine storehouse (212), the bottom of cylinder (24) articulates in frame (211).

Technical Field

The invention relates to the technical field of ferrite production, in particular to a ferrite magnetic material production line.

Background

Ferrite is a metal oxide having ferrimagnetism, and has a much higher resistivity than metal and alloy magnetic materials in terms of electrical characteristics, and also has a large dielectric property. The magnetic properties of ferrites are also characterized by a high permeability at high frequencies. Therefore, ferrite has become a non-metallic magnetic material with wide application in the high-frequency weak-current field.

In the traditional process, the production process of the ferrite comprises five stages of mixing and grinding, presintering, crushing, granulating and molding. Wherein, the mixing and grinding is a process of uniformly mixing and grinding the raw materials to reach a certain fineness; the pre-sintering is to pre-bake the mixture at a temperature lower than the sintering temperature, and aims to improve the density of the product, facilitate the control of shrinkage, reduce deformation and facilitate molding; the grinding is to make the preburning baked blocks into powder with certain fineness; the granulation is to make the powder into granules with proper size and certain particle shape, the granules have good flowing property and convenient charging, which is beneficial to improving the molding density and uniformity and can reduce the size of the die; the molding is to press the ferrite pellets into a green body of a desired shape of a product.

Disclosure of Invention

The invention aims to provide a ferrite magnetic material production line, which adopts automatic production, shortens the molding process of ferrite green bodies and reduces the labor load of labor personnel.

The technical purpose of the invention is realized by the following technical scheme:

a ferrite magnetic material production line comprises a feeding device, an extruding device and a cooling device which are connected in sequence;

the feeding device comprises a feeding hopper and a feeding channel connected with the feeding hopper, the feeding channel is connected with the extruding device, one side of the feeding channel is provided with a material pushing motor, and the material pushing motor is connected with a material pushing screw rod;

the extruding device comprises an extruder, the extruder comprises a rack and a machine bin, the machine bin is erected on the rack, an infinity-shaped screw groove is arranged in the machine bin, two parallel screws are arranged in the machine bin, the screws are rotationally connected in the screw groove, a plurality of threaded elements are detachably sleeved on the screws, and one side of the extruder is connected with a driving motor for driving the screws to rotate;

the cooling device comprises a cold air frame, a cold air conveying belt arranged on the cold air frame, and a transmission driving mechanism for driving the cold air conveying belt to transmit, wherein a plurality of cooling fans blowing towards the cold air conveying belt are arranged on the cold air frame.

By adopting the technical scheme, after the ferrite granules are manufactured, the granules and the additive are added into the bin together through the feed hopper, the granules and the additive are extruded by the threaded element in the screw groove and are crushed and mixed, the ferrite adobe shape is formed through the extrusion force of the extruder, the adobe is extruded from the extruder and falls onto the cold air conveying belt, the adobe is cooled by the cooling fan in the conveying process to be shaped, and the ferrite adobe falls onto the designated accumulation area in a centralized manner after being conveyed by the cold air conveying belt. Through the cooperation of the feeding device, the extruding device and the cooling device, the molding process steps of the ferrite adobe are reduced, so that the molding time of the ferrite is shortened, the ferrite manufacturing efficiency is improved, meanwhile, the manual operation steps of workers are correspondingly reduced due to the reduction of the molding process steps, and the labor load of the workers is greatly reduced.

Further setting: the cooling device further comprises tensioning frames arranged below the cold air frame in pairs, kidney-shaped grooves are formed in the tensioning frames, adjusting rods are arranged between the tensioning frames, the two ends of each adjusting rod are connected in the kidney-shaped grooves in a sliding mode, the rod bodies of the adjusting rods are located between the tensioning frames and are connected with transition rotating shafts in a rotating mode, locking cavities are formed in the adjusting rods, and locking assemblies are arranged at positions, located in the kidney-shaped grooves, of the adjusting rods respectively.

Through adopting above-mentioned technical scheme, when the shaping adobe of ferrite is extruded by the extruder, the ferrite has higher temperature, if the cold wind transmission band is in loose state, the higher ferrite of temperature falls on the cold wind transmission band after, because its self gravity, can make cold wind transmission sunken towards its center to make the shaping adobe of each ferrite attached to each other, each ferrite has higher temperature after the extrusion, consequently can the adhesion be in the same place. And the tensioning frame that sets up can make the cold wind transmission band be in the state of tightening in the transportation for keep certain interval between each ferrite all the time.

Further setting: the locking component comprises a top support rod and an extrusion piece arranged in the locking cavity in a mirror image mode, the extrusion piece comprises a pressing piece, a connecting rod and a pressure-bearing piece, the connecting rod penetrates through the side wall of the adjusting rod and enters the locking cavity, the connecting rod is connected with the side wall of the adjusting rod in a sliding way, the pressing sheet and the bearing sheet are respectively and fixedly connected at two ends of the connecting rod, the pressing sheet is positioned at the outer side of the adjusting rod, the pressure-bearing piece is positioned in the locking cavity, the pressure-bearing piece is wedge-shaped, the top support rod is respectively inserted into the locking cavity from two ends of the adjusting rod, the outer part of the top stay bar is provided with external threads, the inner wall of the locking cavity is twisted with internal threads, the top part of the top stay bar is arranged in a conical shape, the wedge face of pressure-bearing piece closes in the toper portion of ejector pin, it has the indent that is used for the butt preforming to open on the both sides cell wall in kidney slot, the lateral wall of adjusting the pole is opened has the groove of stepping down that is used for holding the preforming.

Through adopting above-mentioned technical scheme, when the cold wind transmission band is tightened to needs, at the internal sliding adjustment pole of kidney slot, remove to suitable position after, insert the top vaulting pole in the locking chamber, have the multichannel thread tooth between top vaulting pole and the locking chamber and bite tightly mutually to make the top vaulting pole can bite tightly in the locking chamber. Along with the fact that the top supporting rod penetrates into the adjusting rod more and more, the top of the top supporting rod in a conical shape extrudes the two pressure bearing pieces, the pressure bearing pieces push the pressing pieces to be ejected out from the abdicating grooves and tightly pressed in the pressing grooves, and the pressing pieces and the pressing grooves are tightly pressed against each other, so that the sliding of the adjusting rod is limited. Have the multichannel thread to be bitten tightly between top vaulting pole and the locking chamber, connect more firmly, difficult production is not hard up.

Further setting: a reset spring is clamped in front of the pressure bearing sheet and the cavity wall of the locking cavity and sleeved on the rod body of the connecting rod.

Through adopting above-mentioned technical scheme, after removing the ejector pin, reset spring rebounds the preforming and lets the inslot, is convenient for remove the regulation pole once more to the realization carries out further adjustment to the rate of tension of cold wind transmission band.

Further setting: the screw rod is divided into a left screw rod and a right screw rod along the radial direction of the screw rod, the left screw rod and the right screw rod are connected through a bolt, a main flow channel is formed in the center of the screw rod, a plurality of sub flow channels are formed in the screw rod and are perpendicular to the main flow channel, the sub flow channels are distributed in the screw rod in a mirror image mode, a movable plug is arranged in the sub flow channels and comprises a plug and an oil blocking block, the length of the plug is shorter than that of the sub flow channels, the oil blocking block is fixedly connected to the end portion, close to the main flow channel, of the plug, the oil blocking block slides in the sub flow channels, the outer side walls of the oil blocking block are attached to the inner walls of the sub flow channels, a top plate is arranged outside the screw rod and is fixedly connected to the end portion, extending out of the screw rod, a clamping groove used for abutting against the top plate is formed in the inner wall, the screw rod is provided with a motor, the screw rod is connected with the motor through a motor shaft, the screw rod is connected with the motor through a screw rod, the screw rod is inserted into the oil inlet and provided with a check valve, one end of the screw rod, which is far away from the motor, is provided with an oil outlet which is communicated with the main flow passage.

Through adopting above-mentioned technical scheme, the screw rod divide into left screw rod and right screw rod, and the stopper is removed in the installation of being convenient for, when installation screw thread component, is a complete screw rod with left screw rod and right screw rod through bolted connection, embolias screw thread component on the screw rod, and when the cover was established, screw thread component's draw-in groove was just to the roof. After the threaded element is sleeved, oil is filled into the screw rod from the oil inlet, the oil enters the sub-flow passage after being filled in the main flow passage, the movable plug in the sub-flow passage ejects the top plate under the pressure of the oil, and the top plate is pressed against the clamping groove of the threaded element, so that the threaded element is fixed on the screw rod. When the threaded element needs to be maintained, oil in the screw rod is removed through the oil outlet, after the pressure of the oil is lost, the movable plug falls down towards the inside of the sub-runner, and the top plate is moved out of the clamping groove, so that the threaded element is disassembled. Utilize oil hydraulic pressure to lock threaded element, the mode of locking is more swift, and the pressure of applying is more stable.

Further setting: the end face, far away from the plug, of the oil blocking block is fixedly connected with a hanging ring, a tension spring is connected between the two oil blocking blocks which are in mirror images, and two ends of the tension spring are respectively hooked in the hanging ring.

Through adopting above-mentioned technical scheme, when unloading fluid, through tension spring's restoring force, remove the stopper and can reply the subchannel more fast in, help the roof to deviate from in by the draw-in groove.

Further setting: the screw rod is characterized in that a limiting guide rail is arranged on the outer side surface of the screw rod in a mirror image mode, the limiting guide rail is arranged along the length direction of the screw rod, and a limiting guide groove matched with the limiting guide rail is formed in the inner wall of the threaded element.

Through adopting above-mentioned technical scheme, spacing guide rail and spacing guide slot cooperate mutually, and when the screw element was established to the cover, screw element's draw-in groove can be just to the roof, need not to find the accuracy, has saved the time of establishing screw element by the cover.

Further setting: the driving motor adopts a low-speed high-torque motor.

Through adopting above-mentioned technical scheme, when the motor of low-speed high moment of torsion drove the pivot, can make the rotation of screw rod have the characteristics of the big moment of torsion of low-speed, and the moving speed of granule material in the screw rod groove is slow, and simultaneously through great moment of torsion on the screw rod, the extrusion of granule material in the screw rod groove is more complete, smashes more finely broken and thoroughly.

Further setting: the machine storehouse is divided into left machine storehouse and right machine storehouse along vertical, left side machine storehouse and right machine storehouse are each other the mirror image, through bolted connection between the two, the below of left side machine storehouse and right machine storehouse is fixedly connected with rocking arm respectively, the one end rotation connection in the frame that the machine storehouse was kept away from to the rocking arm, the both sides in machine storehouse are equipped with the cylinder respectively, the piston rod of cylinder articulates in the side in machine storehouse, the bottom of cylinder articulates in the frame.

By adopting the technical scheme, the machine cabin is divided into the detachable left machine cabin and the detachable right machine cabin, and when the machine cabin works, the left machine cabin and the right machine cabin are fastened through bolts and are tightly attached to each other; when the threaded element needs to be maintained, the left machine cabin and the right machine cabin are disassembled, meanwhile, the air cylinder contracts, so that the left machine cabin and the right machine cabin are mutually opened, a worker extends into the machine cabin, the screw rod is disassembled, oil in the screw rod is removed, the threaded element is taken out, and the maintenance of the threaded element is realized.

In conclusion, the invention has the following beneficial effects:

1. the feeding device, the extruding device and the cooling device are matched together, so that the molding process steps of the ferrite adobe are reduced, the molding time of the ferrite is shortened, and the ferrite manufacturing efficiency is improved;

2. the steps of the forming process are reduced, the steps of manual operation of workers are correspondingly reduced, and the labor load of the workers is greatly reduced;

3. the fastening between the adjusting rod and the tensioning frame is realized through the matching between the top supporting rod and the locking assembly, the top supporting rod and a plurality of threads on the inner wall of the locking cavity are mutually meshed, and the adjusting rod and the tensioning frame are more firmly fixed;

4. the screw rod supports tightly through fluid between the screw element, and the machine storehouse comprises detachable left machine storehouse and right machine storehouse simultaneously, and is more convenient to screw element's maintenance.

Drawings

FIG. 1 is a schematic structural diagram for embodying the present invention;

FIG. 2 is a schematic view for embodying the structure of a feeding device;

FIG. 3 is a sectional view for embodying the internal structure of the extruder;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic view of a structure for embodying a screw;

FIG. 6 is a schematic structural view for embodying a threaded element;

FIG. 7 is a schematic view for showing a connection relationship between the moving plug, the tension spring and the top plate;

FIG. 8 is a schematic structural view for embodying a cooling device;

FIG. 9 is an enlarged view for embodying the section B in FIG. 8;

fig. 10 is a sectional view for embodying the coupling relationship between the adjustment lever and the locking assembly.

In the figure, 1, a feeding device; 11. a feed hopper; 12. a feed channel; 13. a material pushing motor; 14. pushing a screw rod; 2. an extrusion device; 21. an extruder; 211. a frame; 212. a machine cabin; 2121. A left machine cabin; 2122. a right machine cabin; 2123. a screw channel; 22. a drive motor; 23. a rocker arm; 24. a cylinder; 3. a cooling device; 31. a cold air rack; 311. a tension frame; 3111. a kidney-shaped groove; 31111. pressing a groove; 32. a cold air conveying belt; 33. a transmission drive mechanism; 331. a drive sprocket; 332. a driven sprocket; 333. a drive chain; 334. controlling the motor; 34. a drive roll; 35. a driven roller; 36. a protective shell; 37. a cooling fan; 4. a screw; 40. accommodating grooves; 41. a left screw; 42. a right screw; 43. a main flow channel; 44. a shunt channel; 45. moving the plug; 451. a plug; 452. an oil blocking block; 4521. hanging a ring; 47. An oil inlet; 471. a one-way valve; 48. an oil outlet; 481. an oil plug; 49. limiting a guide rail; 5. a threaded element; 51. a card slot; 52. a limiting guide groove; 6. a top plate; 7. a tension spring; 8. adjusting a rod; 81. a lock cavity; 811. an internal thread; 82. a yielding groove; 9. a transition rotating shaft; 10. a locking assembly; 101. a top brace rod; 1011. an external thread; 102. an extrusion; 1021. tabletting; 1022. a connecting rod; 1023. a pressure bearing sheet; 103. a return spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.