CN212686574U - Feeding device for neodymium iron boron material sheet grinding machine - Google Patents
Feeding device for neodymium iron boron material sheet grinding machine Download PDFInfo
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- CN212686574U CN212686574U CN202021547818.2U CN202021547818U CN212686574U CN 212686574 U CN212686574 U CN 212686574U CN 202021547818 U CN202021547818 U CN 202021547818U CN 212686574 U CN212686574 U CN 212686574U
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- Prior art keywords
- feeding
- tablet
- mount pad
- roller
- neodymium
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- 239000000463 material Substances 0.000 title claims abstract description 57
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 29
- 238000000227 grinding Methods 0.000 title claims description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000003860 storage Methods 0.000 claims abstract description 29
- 230000006978 adaptation Effects 0.000 claims abstract 3
- 238000009434 installation Methods 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 6
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000010977 jade Substances 0.000 claims 1
- 238000005498 polishing Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000000047 product Substances 0.000 description 5
- 230000005484 gravity Effects 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model discloses a material feeding unit for neodymium iron boron tablet polisher, which comprises a mounting bas, mount pad middle part position is equipped with the installing port, rotatable two symmetries of installing in the installing port and relative pivoted push roller, wherein, push roller circumference surface is helical structure, and the up end and the installing port up end of push roller flush, the installing port upper end is equipped with the chute feeder with neodymium iron boron tablet adaptation, be equipped with the storage case directly over the installing port on the mount pad, storage case right side downside is equipped with slidable positioning's discharge door, the mount pad right-hand member is equipped with the feeding mechanism who corresponds with the chute feeder, this novel effect does: the material sheet is fed to the polishing position through the pushing roller and the feeding mechanism, the traditional manual operation feeding is replaced, and the working efficiency and the material sheet production quality are improved; through the discharge door that is equipped with slidable positioning, can be suitable for with the tablet of different thickness, have higher suitability.
Description
Technical Field
The utility model relates to a material feeding unit for neodymium iron boron tablet polisher belongs to neodymium iron boron production and processing technical field.
Background
Neodymium iron boron is a tetragonal crystal formed by neodymium, iron and boron, the magnetic energy product of neodymium iron boron is larger than that of samarium cobalt magnet, and the neodymium iron boron is the substance with the largest magnetic energy product all over the world at that time, and the neodymium iron boron is widely applied to electronic products, such as hard disks, mobile phones, earphones, tools powered by batteries and the like.
In the process of the neodymium iron boron processing technology, after the neodymium iron boron blank is turned into a sheet material, the sheet material needs to be subjected to anti-oxidation treatment, generally, the sheet material is soaked in a special medicament, and after soaking and cleaning, the sheet material is orderly stacked in a tray and then is transferred to a grinding machine by workers to be ground and formed piece by piece.
In the process, however, the sheet materials stacked in the tray are transferred to a grinding machine, and are manually separated by workers and then are fed into the grinding machine one by one for grinding; and because the tablet has soaked, therefore the surface has the water agent, when the tablet stacks, adjacent tablet can be closely laminated together, when the staff is polishing, need separate it earlier, send into the polisher again, long-term free-hand separation work, it is great to staff's hand health influence, and efficiency is still very low, lead to the rejection rate high and remain, in addition, the process of manual interpolation tablet is inconsistent with the progress of grinding machine grinding sometimes, easily cause slice neodymium iron boron bi-polar face thickness inequality, lead to slice neodymium iron boron product quality.
Disclosure of Invention
An object of the utility model is to provide a material feeding unit for neodymium iron boron tablet polisher has solved among the prior art neodymium iron boron tablet when polishing, and manual operation burst material loading inefficiency, influence that the staff hand is healthy, the problem that product quality is low after polishing.
The utility model adopts the technical scheme as follows: a feeding device for a neodymium iron boron material sheet grinding machine comprises a mounting seat, wherein a mounting opening is formed in the middle position of the mounting seat, two symmetrical and relatively-rotating pushing rollers are rotatably mounted in the mounting opening, the circumferential surface of each pushing roller is of a spiral structure, the upper end face of each pushing roller is flush with the upper end face of the mounting opening, a feeding groove which is communicated with the left side and the right side and is matched with neodymium iron boron material sheets is formed in the upper end of the mounting opening, a material storage box is fixed on the mounting seat right above the mounting opening and comprises a box body, the front wall and the rear wall of the box body which are open at the upper end and the lower end are respectively provided with a structure of a rotatable box door for facilitating supplement and placement of material sheets, the bottom of the box door is positioned above the bottom of the box body at a certain distance, when the surplus of the material sheets in the material storage box is less, the material sheets can be supplemented into the material storage box without, the feeding mechanism is used for closing and limiting the box door after the material sheets are supplemented, a discharge port is formed in the lower right side of the box body, a discharge door capable of being positioned in a sliding mode is installed at the discharge port, and a feeding mechanism corresponding to the feeding groove is fixed to the right end of the mounting seat.
Preferably, the pushing roller is made of elastic material.
Preferably, the bottom of the storage box is fixed with an adaptive installation eaves, and the installation eaves is fixedly connected with the installation seat.
Preferably, the box upper end is opened there is spacing mouthful, the chamber door both ends are fixed with the locating part that corresponds with spacing mouthful for, after locating part and spacing mouthful laminating, the chamber door can't rotate to the box is inside, prevents that in the course of the work, the chamber door rotates to the box is inside, compresses tightly the tablet, and the tablet can't fall according to self gravity.
Preferably, the hypomere is fixed with the limiting plate around the box, and the limiting plate upper end is higher than the discharge gate upper end for, after avoiding opening the case door, the spacing ring falls to the storage bottom of the case portion, influences the ejection of compact.
Preferably, the left side end of the box body is provided with an observation window, so that workers can observe the storage condition in the storage box conveniently, and the material sheets can be supplemented timely.
Preferably, the feeding mechanism is composed of two feeding rollers which are distributed up and down and can rotate, the feeding roller at the upper end can be positioned in a vertical sliding mode and used for adjusting the distance between the two feeding rollers so as to be suitable for material sheets with different thicknesses, the upper end face of the feeding roller at the lower end and the bottom of the feeding groove are in the same horizontal plane, the feeding roller at the lower end is connected with a speed reduction motor through a rotating shaft, and the speed reduction motor is fixed at the side end of the mounting seat.
Preferably, feeding mechanism and propelling movement roller pass through actuating mechanism and connect, actuating mechanism includes turbine worm drive mechanism, turbine worm drive mechanism is connected with the propelling movement roller, wherein, the turbine respectively with propelling movement roller fixed connection through the pivot, the turbine meshes the worm simultaneously, the worm is opposite with two spiral tooth heliciform directions of turbine meshing position, realizes propelling movement roller relative rotation, the worm passes through belt drive mechanism and is connected with material feeding unit.
The beneficial effects of the utility model reside in that:
the utility model discloses a symmetry and circumferential surface rotate for helical structure's push roller, can be with the tablet that falls into the chute feeder according to self gravity along chute feeder propelling movement to feed mechanism position, and there is feed mechanism to send the position of polishing, traditional manual operation material loading has been replaced, work efficiency is improved, the problem that the long-term manual operation hand of staff received the damage has been avoided, can guarantee simultaneously again that the material loading process is unanimous with the process of polishing, avoid appearing the tablet thickness of polishing inequality, the quality of tablet production of polishing has been improved.
The utility model discloses a storage case is equipped with two rotatable chamber doors, not only conveniently supplements and adds the tablet, finds through the observation window moreover that the tablet is less than can add the tablet behind the chamber door in the storage case, can not interrupt the material loading process, has further improved the material loading efficiency of tablet.
The utility model discloses a discharge door and feed roll with slidable positioning can be suitable for with the tablet of different thickness, have higher suitability.
Drawings
Fig. 1 is a schematic view of the novel three-dimensional structure.
Fig. 2 is a schematic view of the novel three-dimensional partial structure.
Fig. 3 is a schematic view of the novel front view partial section structure.
Fig. 4 is a schematic view of a three-dimensional partial structure of the novel storage box.
Fig. 5 is a schematic view of a partial three-dimensional structure of the connection relationship between the mounting seat and the sliding frame according to the present invention.
Fig. 6 is a schematic view of a three-dimensional structure of the installation cavity of the novel installation seat.
Fig. 7 is a schematic perspective view of the novel mounting seat.
Fig. 8 is a schematic perspective view of the sliding frame of the present invention.
In the figure: the device comprises a mounting base 1, a mounting opening 1-1, a mounting cavity 1-2, a pushing roller 2, a rotating shaft 2-1, a feeding chute 3, a storage box 4, a box body 4-1, a box door 4-2, a limiting ring 4-3, a locking bolt 4-4, a discharge opening 4-5, a discharge door 4-6, a mounting eave 4-7, a limiting opening 4-8, a limiting piece 4-9, a limiting plate 4-10, an observation window 4-11, a feeding mechanism 5, a feeding roller 5-1, a rotating shaft 5-2, a speed reducing motor 6, a sliding frame 7, a threaded rod 8, a knob 9, a driving mechanism 10, a worm rod 10-1, a worm wheel 10-2 and a belt transmission mechanism 10-3.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings, which are described below for illustrating the technical solutions of the present invention only and not for limiting the same.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
As shown in fig. 1-8, the feeding device for the neodymium iron boron tablet polisher comprises a mounting base 1, wherein a mounting opening 1-1 is formed in the middle of the mounting base 1, two symmetrical and relatively rotating pushing rollers 2 are rotatably mounted in the mounting opening 1-1, the circumferential surface of each pushing roller 2 is of a spiral structure, the upper end surface of each pushing roller 2 is flush with the upper end surface of the mounting opening 1-1, a feeding groove 3 which is communicated with the mounting opening 1-1 in a left-right mode and is matched with a neodymium iron boron tablet is formed in the upper end of the mounting opening 1-1, a storage box 4 is fixed on the mounting base 1 right above the mounting opening 1-1, each storage box 4 comprises a box body 4-1, and the box body 4-1 is a structure in which a rotatable box door 4-2 is respectively mounted on the front wall and the rear wall of a hollow body with an upper opening and a lower, the bottom of the box door 4-2 is positioned above the bottom of the box body 4-1 by a certain distance, so that when the material sheet residual quantity in the material storage box 4 is less, the material sheet can be supplemented into the material storage box 4, the feeding efficiency is not influenced, the outer side wall of the box body 4-1 is sleeved with a limit ring 4-3 which is adaptive and can slide and position along the height direction of the box body 4-1, wherein, the front end and the rear end of the limit ring 4-3 are respectively engaged with a locking bolt 4-4 by screw thread, the material storage box 4 is extruded by the locking bolt 4-4, the limiting ring 4-3 can be positioned, after the material sheet is supplemented, the box door 4-2 can be closed and limited, a discharge hole 4-5 is arranged at the lower right side of the box body 4-1, the discharge port 4-5 is provided with a discharge door 4-6 which can be positioned in a sliding way, and the right end of the mounting seat 1 is fixed with a feeding mechanism 5 corresponding to the feeding groove 3.
In this embodiment, the pushing roller 2 is made of an elastic material.
In the embodiment, the bottom of the storage bin 4 is welded and fixed with an adaptive mounting eave 4-7, and the mounting eave 4-7 is fixedly connected with the mounting base 1 through a fastening bolt.
In this embodiment, the upper end of the box body 4-1 is provided with a limiting opening 4-8, and two ends of the box door 4-2 are fixedly welded with limiting pieces 4-9 corresponding to the limiting opening 4-8, so that after the limiting pieces 4-9 are attached to the limiting opening 4-8, the box door 4-2 cannot rotate towards the inside of the box body 4-1, and the situation that the box door 4-2 rotates towards the inside of the box body 4-1 in the working process, the material sheet is compressed, and the material sheet cannot fall down according to the self gravity is prevented.
In this embodiment, the front and rear lower sections of the box body 4-1 are fixedly welded with limiting plates 4-10, and the upper ends of the limiting plates 4-10 are higher than the upper ends of the discharge ports 4-5, so as to prevent the limiting rings 4-3 from falling to the bottom of the storage box 4 after the box door 4-2 is opened and affecting the discharge.
In this embodiment, the left end of the box body 4-1 is provided with an observation window 4-11, which is convenient for a worker to observe the storage condition in the storage box 4, so as to supplement the material sheets in time.
In this embodiment, the feeding mechanism 5 is composed of two feeding rollers 5-1 which are distributed up and down and can rotate, the feeding roller 5-1 at the lower end is rotatably connected with the mounting seat 1 through a rotating shaft 5-2, the upper end surface of the feeding roller 5-1 at the lower end and the bottom of the feeding groove 3 are in the same horizontal plane, one end of the rotating shaft 5-2 extends out of the mounting seat 1 and is fixedly connected with the output end of a speed reducing motor 6 through a coupler, the speed reducing motor 6 is fixed at the side end of the mounting seat 1 through a fastening bolt, and the feeding roller 5-1 at the upper end can be positioned in a vertically sliding manner, so that the distance between the two feeding rollers 5-1 can be adjusted to be suitable for material sheets.
The discharge door 4-6 and the feed roll 5-1 positioned at the upper end are fixedly connected through the sliding frame 7, so that the positions of the discharge door 4-6 and the feed roll 5-1 positioned at the upper end can be conveniently adjusted simultaneously to be suitable for tablets with different thicknesses, wherein the feed roll 5-1 positioned at the upper end and the sliding frame 7 are rotatably connected through the rotating shaft 5-2, the sliding frame 7 is slidably positioned and connected with the mounting seat 1, the mounting seat 1 is provided with a slide matched with the sliding frame 7, the slide is slidably connected with the sliding frame 7, the sliding frame 7 is in threaded engagement with the threaded rod 8, the threaded rod 8 is rotatably connected with the mounting seat 1 through a bearing, one end of the threaded rod 8 extends to the mounting seat 1 and is fixedly welded with the knob 9, the distance from the bottom of the discharge door 4-6 to the feed trough 3 is more than one time of the thickness, the material sheet can be conveniently and smoothly pushed out by the pushing roller 2, and the distance between the two feeding rollers 5-1 is twice of the thickness of the material sheet.
In this embodiment, the feeding mechanism 5 and the pushing roller 2 are connected through a driving mechanism 10, the driving mechanism 10 includes a worm gear transmission mechanism, the worm gear transmission mechanism is connected with the pushing roller 2, wherein the worm gear is respectively and fixedly connected with the pushing roller 2 through a rotating shaft 2-1, the worm gear is engaged with a worm simultaneously, the rotating directions of two spiral teeth at the engagement position of the worm gear and the worm gear are opposite, so that the pushing roller 2 rotates relatively, and the worm gear is connected with the feeding device through a belt transmission mechanism 10-3.
In the embodiment, the mounting seat 1 on the right side of the mounting opening 1-1 is provided with a mounting cavity 1-2, two ends of the pushing roller 2 are respectively welded and fixed with a rotating shaft 2-1, the rotating shaft 2-1 at one end of the pushing roller 2 is rotatably connected with the left end of the mounting seat 1 through a bearing, the rotating shaft 2-1 at the right end of the pushing roller 2 extends into the mounting cavity 1-2, the rotating shafts 2-1 in the mounting cavity 1-2 are respectively welded and fixed with a turbine, the turbine is simultaneously meshed with a worm rotatably connected with the mounting seat 1 through a bearing, the two spiral teeth at the meshing position of the worm and the turbine are opposite in rotating direction, and one end of the worm extends out of the mounting seat 1 and is connected with a rotating shaft 5-2 connected with the feeding roller 5-1 at the lower end through a belt transmission mechanism.
In the embodiment, the gear motor 6 drives the rotating shaft 5-2 at the lower end to rotate clockwise, the rotating shaft 5-2 drives the feeding roller 5-1 at the lower end to rotate clockwise to drive the material sheet to move rightwards, the rotating shaft 5-2 drives the worm 10-1 to rotate clockwise through the belt transmission mechanism 10-3, the worm 10-1 drives the two turbines to rotate relatively clockwise, the turbines drive the two pushing rollers 2 to rotate relatively, and the spiral structure of the pushing rollers 2 drives the material sheet to move rightwards.
The utility model discloses a theory of operation and application method:
when the material storage box is used, the locking bolts 4-4 of the limiting rings 4-3 are loosened, the limiting rings 4-3 are moved to the positions of the limiting plates 4-10, the box door 4-2 is opened, material pieces are stacked in the material storage box 4, then the box door 4-2 is closed, the limiting rings 4-3 are moved to a proper position, the locking bolts 4-4 are screwed to limit the box door 4-2, the positions of the discharge door 4-6 and the feed rollers 5-1 positioned at the upper end are adjusted by rotating the threaded rod 8 according to the thickness of the material pieces, the distance from the bottom of the discharge door 4-6 to the bottom of the feed groove 3 is larger than one time of the thickness of the material pieces and smaller than two times of the thickness of the material pieces, meanwhile, the distance between the two feed rollers 5-1 is just one time of the thickness of the material pieces, the speed reduction motor 6 is started, the speed reduction motor 6, the rotating shaft 5-2 drives the worm to rotate through the belt transmission mechanism 10-3, the worm drives the worm wheel to rotate relatively, the worm wheel drives the pushing roller to rotate relatively, the circumferential end face of the pushing roller is of a spiral structure, the material sheets in the material storage box 4 fall into the feeding groove 3, the pushing roller 2 is in contact with the bottom of the material sheets in a fitting mode, the material sheets are conveyed to the feeding mechanism 5 along the feeding groove 3 through friction force, and the feeding mechanism 5 drives the material sheets to enter a polishing position of the polishing machine.
Although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments described above, or equivalent substitutions and modifications can be made to some of the technical features of the embodiments.
Claims (8)
1. The utility model provides a material feeding unit for neodymium iron boron tablet polisher, includes the mount pad, characterized by: the utility model discloses a rotary feeding device, including mount pad, mounting pad, feeding chute, door, storage case, door, mounting pad middle part position is equipped with the mount pad, rotatable two symmetry and relative pivoted pushing roller of installing in the mount pad, wherein, pushing roller circumference surface is helical structure, and the up end and the mount pad up end of pushing roller flush, the mount pad upper end be equipped with the chute feeder of neodymium iron boron tablet adaptation, be equipped with the storage case directly over the mount pad, the storage case includes the box, but the structure of rotational positioning chamber door is installed respectively to the jade around the box is upper and lower open-ended.
2. The feeding device for the neodymium-iron-boron tablet grinding machine according to claim 1, characterized in that: the pushing roller is made of elastic materials.
3. The feeding device for the neodymium-iron-boron tablet grinding machine according to claim 1, characterized in that: the storage case bottom is equipped with the installation eaves of adaptation, the installation eaves is connected with the mount pad.
4. The feeding device for the neodymium-iron-boron tablet grinding machine according to claim 1, characterized in that: the outer side wall of the box body is sleeved with a limiting ring which is adaptive and can slide and position along the height direction of the box body, limiting plates are arranged on the front lower section and the rear lower section of the box body, and the upper ends of the limiting plates are higher than the upper ends of the discharge ports.
5. The feeding device for the neodymium-iron-boron tablet grinding machine according to claim 1, characterized in that: the upper end of the box body is provided with a limiting opening, and two ends of the box door are provided with limiting parts corresponding to the limiting opening.
6. The feeding device for the neodymium-iron-boron tablet grinding machine according to claim 1, characterized in that: and an observation window is arranged at the left end of the box body.
7. The feeding device for the neodymium-iron-boron tablet grinding machine according to claim 1, characterized in that: the feeding mechanism is composed of two feeding rollers which are distributed up and down and can rotate, the feeding roller at the upper end can slide up and down for positioning, the upper end surface of the feeding roller at the lower end and the bottom of the feeding groove are in the same horizontal plane, the feeding roller at the lower end is connected with a speed reduction motor through a rotating shaft, and the speed reduction motor is fixed at the side end of the mounting seat.
8. The feeding device for the neodymium-iron-boron tablet grinding machine according to claim 1, characterized in that: feeding mechanism and propelling movement roller pass through actuating mechanism and connect, actuating mechanism includes turbine worm drive mechanism, turbine worm drive mechanism is connected with the propelling movement roller, wherein, the turbine respectively with propelling movement roller fixed connection through the pivot, the turbine meshes simultaneously has the worm, the worm is opposite with two spiral tooth helices of turbine meshing position, the worm passes through belt drive mechanism and is connected with material feeding unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021547818.2U CN212686574U (en) | 2020-07-30 | 2020-07-30 | Feeding device for neodymium iron boron material sheet grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021547818.2U CN212686574U (en) | 2020-07-30 | 2020-07-30 | Feeding device for neodymium iron boron material sheet grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212686574U true CN212686574U (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021547818.2U Active CN212686574U (en) | 2020-07-30 | 2020-07-30 | Feeding device for neodymium iron boron material sheet grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212686574U (en) |
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2020
- 2020-07-30 CN CN202021547818.2U patent/CN212686574U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A feeding device for Nd-Fe-B sheet grinder Effective date of registration: 20220329 Granted publication date: 20210312 Pledgee: China Construction Bank Corporation Baotou Branch Pledgor: BAOTOU INST MAGNETIC NEW MATERIAL CO.,LTD. Registration number: Y2022150000021 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210312 Pledgee: China Construction Bank Corporation Baotou Branch Pledgor: BAOTOU INST MAGNETIC NEW MATERIAL CO.,LTD. Registration number: Y2022150000021 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A feeding device for neodymium iron boron material polishing machine Granted publication date: 20210312 Pledgee: China Construction Bank Corporation Baotou Branch Pledgor: BAOTOU INST MAGNETIC NEW MATERIAL CO.,LTD. Registration number: Y2024150000026 |