CN205674724U - A kind of magnetic-type collection volume inner core and collection volume - Google Patents

A kind of magnetic-type collection volume inner core and collection volume Download PDF

Info

Publication number
CN205674724U
CN205674724U CN201620320370.8U CN201620320370U CN205674724U CN 205674724 U CN205674724 U CN 205674724U CN 201620320370 U CN201620320370 U CN 201620320370U CN 205674724 U CN205674724 U CN 205674724U
Authority
CN
China
Prior art keywords
magnetic
inner core
leaf
volume inner
collection volume
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
Application number
CN201620320370.8U
Other languages
Chinese (zh)
Inventor
刘荣明
邹科
周超
胡国辉
刘冬
张康
王倩
贾立颖
廖有良
滕阳民
李炳山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North Polytron Technologies Inc
Original Assignee
Beikuan Magnetic-Material Science & Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beikuan Magnetic-Material Science & Technology Co Ltd filed Critical Beikuan Magnetic-Material Science & Technology Co Ltd
Priority to CN201620320370.8U priority Critical patent/CN205674724U/en
Application granted granted Critical
Publication of CN205674724U publication Critical patent/CN205674724U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Soft Magnetic Materials (AREA)

Abstract

The utility model discloses a kind of magnetic-type collection volume inner core and collect volume, magnetic-type collection volume inner core collects volume by magnetic-adsorption in the upper composition of magnetic functional shaft (2) of magnetic-type strip of paper used for sealing (1), and described volume inner core of collecting includes multiple magnetic function list loose-leaf (3) being laminated;The edge of described magnetic function list loose-leaf (3) is provided with magnetic function bar (31), and magnetic function bar (31) passes through magnetic-adsorption in the magnetic functional shaft (2) of magnetic-type strip of paper used for sealing (1);Described magnetic function list loose-leaf (3) is provided with article collecting region (32).Collecting volume inner core can coordinate magnetic-type strip of paper used for sealing to use composition to collect volume, collect volume inner core by magnetic force and strip of paper used for sealing magnetic suck, realize collecting the lossless quick-replaceable of volume inner core list loose-leaf, same do not collect an adjustable front and back position, can also change in different collection volumes, it is not necessary to take out and collect article, any damage will not be caused to collecting article, combination is convenient, time-consuming.

Description

A kind of magnetic-type collection volume inner core and collection volume
Technical field
This patent official-study appliances technical field, especially relates to a kind of magnetic-type collection volume inner core and collects volume.
Background technology
These books collecting card-like article such as photograph album, name card pad and stamp album can be described as collecting volume, in the process of collection In, card-like article are put into the corresponding collecting region of single loose-leaf collecting volume inner core, is usually the transparent bag on single loose-leaf Son.As a example by stamp, the increase of all kinds of and quantity of the stamp with collecting, often will be according to certain mode classification adjustment postal The placement area of ticket, at this moment needs to take out stamp, puts in other single loose-leaf, or other collection volume.In the process can Certain damage is caused to stamp or single loose-leaf, affects the value of stamp.
Content of the invention
The purpose of this utility model is to provide a kind of magnetic-type collection volume inner core and collects volume, and collecting volume inner core can coordinate Magnetic-type strip of paper used for sealing uses composition to collect volume, collects volume inner core by magnetic force and strip of paper used for sealing magnetic suck, it is achieved collect volume inner core list and live The lossless quick-replaceable of page, same does not collect an adjustable front and back position, can also change in different collection volumes, it is not necessary to Taking out and collecting article, will not cause any damage to collecting article, combination is convenient, time-consuming.
The purpose of this utility model is achieved through the following technical solutions:
A kind of magnetic-type collection volume inner core, constitutes collection by magnetic-adsorption in the magnetic functional shaft 2 of magnetic-type strip of paper used for sealing 1 Volume, described volume inner core of collecting includes multiple magnetic function list loose-leaves 3 being laminated;
The edge of described magnetic function list loose-leaf 3 is provided with magnetic function bar 31, and magnetic function bar 31 passes through magnetic-adsorption in magnetic In the magnetic functional shaft 2 of the strip of paper used for sealing 1 of formula;
Described magnetic function list loose-leaf 3 is provided with article collecting region 32.
Described article collecting region 32 includes one or more.
Described magnetic function bar 31 is that the soft magnetic materials after permanent-magnet material or magnetization is made;Described magnetic functional shaft 2 is for forever Soft magnetic materials after magnetic material or magnetization is made;Or,
Described magnetic function bar 31 is that the soft magnetic materials after permanent-magnet material or magnetization is made;Described magnetic functional shaft 2 is magnetic Sorbing material is made;Or,
Described magnetic function bar 31 is made for magnetic suck material, after described magnetic functional shaft 2 is permanent-magnet material or magnetization Soft magnetic materials is made.
The magnet of soft magnetic materials after described permanent-magnet material or magnetization is bipolar arrangement or alternately multi-polar arrangement.
Described magnetic suck material includes iron, cobalt, nickel or at least includes iron, cobalt, the alloy of nickel thrin.
Described magnetic function bar 31 is continuous vertical bar shape or interrupted vertical bar shape.
Described magnetic functional shaft 2 cross section is circular, oval, semicircle, half elliptic or rectangle;Its magnetic functional shaft 2 with The contact surface of inner core is circular arc or linear.
A kind of magnetic-type collection volume, including above-mentioned magnetic-type collection volume inner core, described collection volume inner core passes through magnetic force Being adsorbed in the magnetic functional shaft 2 of magnetic-type strip of paper used for sealing 1, described volume inner core of collecting includes multiple magnetic function list loose-leaves 3 being laminated; The edge of described magnetic function list loose-leaf 3 is provided with magnetic function bar 31, and magnetic function bar 31 passes through magnetic-adsorption in magnetic-type strip of paper used for sealing 1 Magnetic functional shaft 2 on, described magnetic function list loose-leaf 3 is provided with article collecting region 32.
The technical scheme that there is provided by above-mentioned the utility model is it can be seen that in the collection volume that provides of the utility model embodiment Core with collect volume, collect volume inner core and magnetic-type strip of paper used for sealing can be coordinated to use composition to collect volume, collect volume inner core by magnetic force with Strip of paper used for sealing magnetic suck, it is achieved collect the lossless quick-replaceable of volume inner core list loose-leaf, same do not collect an adjustable front and back position, also Can change in different collection volumes, it is not necessary to take out and collect article, any damage, combination side will not be caused to collecting article Just, time-consuming.
Brief description
In order to be illustrated more clearly that the technical scheme of the utility model embodiment, required in embodiment being described below The accompanying drawing using is briefly described, it should be apparent that, the accompanying drawing in describing below is only some enforcements of the present utility model Example, from the point of view of those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings Obtain other accompanying drawings.
Fig. 1 is the utility model embodiment magnetic-type collection volume inner core providing and the structural representation collecting volume combination One;
The structural representation of the magnetic function list loose-leaf of the magnetic-type collection volume inner core that Fig. 2 provides for the utility model embodiment One;
The bipolar arrangement of the arrangement mode of the magnet of the magnetic-type collection volume inner core that Fig. 3 provides for the utility model embodiment Structural representation;
The alternately multipole of the arrangement mode of the magnet of the magnetic-type collection volume inner core that Fig. 4 provides for the utility model embodiment Arrangement architecture schematic diagram;
The structural representation of the magnetic function list loose-leaf of the magnetic-type collection volume inner core that Fig. 5 provides for the utility model embodiment Two;
The structural representation of the magnetic function list loose-leaf of the magnetic-type collection volume inner core that Fig. 6 provides for the utility model embodiment Three;
Fig. 7 is the utility model embodiment magnetic-type collection volume inner core providing and the structural representation collecting volume combination Two;
Fig. 8 is the utility model embodiment magnetic-type collection volume inner core providing and the structural representation collecting volume combination Three;
Fig. 9 is the utility model embodiment magnetic-type collection volume inner core providing and the structural representation collecting volume combination Four.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out clearly It Chu, is fully described by, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole realities Execute example.Based on embodiment of the present utility model, those of ordinary skill in the art are obtained under the premise of not making creative work The every other embodiment obtaining, broadly falls into protection domain of the present utility model.
Separately it should be noted that description orientation mentioned herein " on ", D score, "left", "right", " front, " afterwards " removes Specified otherwise is all not specific to this orientation, is intended merely to describe conveniently, and different its of the placement direction of described product describes also phase not to the utmost With.Those of ordinary skill in the art intelligible orientation under the premise of not making creative work, broadly falls into the utility model Protection domain.
Below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
Embodiment one
As shown in Fig. 1 to Fig. 2, a kind of magnetic-type collection volume inner core, by magnetic-adsorption in the magnetic work(of magnetic-type strip of paper used for sealing 1 Can constitute collection volume on axle 2, described volume inner core of collecting includes multiple magnetic function list loose-leaves 3 being laminated;Described magnetic function list The edge of loose-leaf 3 is provided with magnetic function bar 31, magnetic function bar 31 by magnetic-adsorption in the magnetic functional shaft 2 of magnetic-type strip of paper used for sealing 1, Composition collects volume.Meanwhile, described magnetic function list loose-leaf 3 is provided with article collecting region 32.
Described article collecting region 32 can be bag-shaped, card-like, clip, and gap etc. is even pasted, and is all this reality With novel protection domain.Meanwhile, described article collecting region 32 can be one or more, and chi is collected in the situation sky of Very little big article;As in figure 2 it is shown, multiple when can be in the same size, well-regulated arrangement;As shown in Figure 5, it is also possible to be irregular Arrangement;As shown in Figure 6, it is also possible to be cause not of uniform size, it is all protection domain of the present utility model.
In order to realize magnetic-adsorption, magnetic functional shaft 2 and magnetic function bar 31 one of them there is magnetic, certainly, two Can all be magnetic also, therefore have techniques below scheme respectively:
The first, the described magnetic function bar of scheme 31 is that the soft magnetic materials after permanent-magnet material or magnetization is made;Described magnetic function Axle 2 is that the soft magnetic materials after permanent-magnet material or magnetization is made, and namely both has magnetic.Need sometimes during use The little granulated garbage of material containing magnetic suck on magnetic function bar 31 with magnetic functional shaft 2 for the cleaning magnetic-adsorption, such as iron content sand grains, useless The book abandoned is ordered, and it is not firm otherwise to connect, easy to fall off, loses.
The 2nd, the described magnetic function bar of scheme 31 is that the soft magnetic materials after permanent-magnet material or magnetization is made;Described magnetic function Axle 2 is made for magnetic suck material, and namely magnetic function bar 31 has magnetic, and magnetic functional shaft 2 is nonmagnetic, and only meeting can be had magnetic The magnetic-adsorption of the magnetic function bar 31 of property.The benefit of this scheme is, need not clear up magnetic functional shaft 2 during use, only Need to clear up the little granulated garbage of material containing magnetic suck on magnetic function bar 31 for the magnetic-adsorption, magnetic functional shaft 2 infrequently moves, side Just clear up.
The 3rd, the described magnetic function bar 31 of scheme is made for magnetic suck material, and described magnetic functional shaft 2 is permanent-magnet material or magnetic Soft magnetic materials after change is made, and magnetic functional shaft 2 namely has magnetic, and magnetic function bar 31 is nonmagnetic, and only meeting to be had The magnetic-adsorption of the magnetic functional shaft 2 of magnetic.The benefit of this scheme is, need not clear up magnetic function bar 31 during use, Only need to clear up the little granulated garbage of material containing magnetic suck in magnetic functional shaft 2 for the magnetic-adsorption, magnetic function bar 31 edge is more convenient Cleaning.
In addition, it is necessary to illustrate, the arrangement mode of the magnet of the soft magnetic materials after described permanent-magnet material or magnetization is The arrangement mode of the magnet of the soft magnetic materials after bipolar arrangement as shown in Figure 4, or described permanent-magnet material or magnetization is for such as Fig. 5 Shown alternately multi-polar arrangement.
Can certainly be that multiple small magnet is stitched together.The mode preferably replacing by multipole, the shape of magnet is permissible It is cylinder, semicolumn, cuboid etc..The absorption between magnetic pole and mutex relation is noted when simply arranging.
In this example, above-mentioned magnetic suck material includes iron, cobalt, nickel or at least includes iron, cobalt, the alloy of nickel thrin. As used iron, cobalt or the nickel of simple substance, or, use ferroalloy, cobalt alloy, nickel alloy, ferrocobalt, iron-nickel alloy, cobalt-nickel alloy Or iron cobalt closes nickel alloy.
In this example, permanent-magnet material uses conventional known respective material, and e.g., permanent-magnet material includes: sintering series permanent magnetism material Material such as aluminium nickel cobalt, ferrite, neodymium iron boron, SmCo etc., and bonded ferrite, neodymium iron boron, SmCo, samarium iron nitrogen etc..
In this example, soft magnetic materials uses conventional known respective material, and soft magnetic materials has low-coercivity and high magnetic permeability Magnetic material be easy to magnetization, be also easy to demagnetization, be widely used in electrical equipment and electronic equipment.Apply most soft magnetic materials Being iron Si system alloy, in addition, iron aluminum series alloy, iron silicon aluminum series alloy and pure iron and mild steel also may be used.
In this example, magnetic function bar 31 described in volume inner core for the general magnetic-type collection is vertical bar shape, corresponding magnetic functional shaft 2 Being also vertical bar shape, being applied to the magnetic function list loose-leaf 3 of the collection volume of rectangle, magnetic function list loose-leaf 3 all can have in one or both sides Magnetic function bar 31, side is conventional shape, and both sides can use with positive and negative.
In this example, magnetic function bar 31 described as shown in Figure 2 is continuous strip, and corresponding magnetic functional shaft 2 is also continuous strip Shape, it is also possible to be interrupted strip, but functionally need not.Meanwhile, described as shown in figs. 5 and 6 magnetic function bar 31 can Think interrupted strip.Corresponding magnetic functional shaft 2 is also interrupted strip, it is also possible to be continuous strip.As it is shown in figure 5, interrupted strip Can be symmetrical shape, corresponding magnetic functional shaft 2 be symmetrical shape, it is also possible to be continuous strip, and is all continuous strip Use indifference.As shown in Figure 6, strip as interrupted in magnetic function bar 31 can be asymmetric form, now coordinates corresponding magnetic Functional shaft 2 is also asymmetric interrupted bar form, is possible to prevent magnetic function list loose-leaf 3 to be inverted.
In this example, described magnetic functional shaft 2 cross section is circular, oval, semicircle, half elliptic or rectangle;Its magnetic work( Can axle 2 be circular arc or linear with the contact surface of inner core.As Fig. 7 to Fig. 9 lists other several forms.
In this example, the edge of described magnetic function list loose-leaf 3 is provided with magnetic function bar 31, and magnetic function bar 31 can be by gluing Connect, coat, infiltrate, the technique such as spraying is coated on edge, one side and the dual coating of magnetic function list loose-leaf 3, preferably two-sided Coating.Material used by magnetic function bar 31 such as permanent-magnet material, soft magnetic materials or magnetic suck material all use dusty material.When So, it would however also be possible to employ the mode of crimping flaky material, such as iron plate.
Method is not the protection domain of this patent, and herein only as a example by coating, concrete method is as follows:
As a example by preparing common magnetic-type collection volume:
Step 1, surface treatment, choosing 0.5 micron~100 flat Fe-Si-Al magnetics of micron flakes is that magnetic functional powders is former Material, weighs 1kg Fe-Si-Al magnetic, weighs 10g silane resin acceptor kh-550, and coupling agent uses the dilution of 100ml absolute ethyl alcohol;By iron Si-Al magnetic mixes with the coupling agent after dilution, is placed in the vacuum drying chamber of 80 DEG C~120 DEG C drying and obtains table in 3 hours The Fe-Si-Al magnetic that face is handled well.
Step 2, mixed glue, resin is chosen polyurethane, can be selected adhesive for polyurethane (solid content 10wt%, i.e. polyurethane Content 10%) 25g;High temperature latent curing agent 0.5g, ethyl acetate 10ml chosen by solvent;These resins and solvent are applicable to The good Fe-Si-Al magnetic of 15g surface treatment;Three is uniformly mixed, specifically on high speed dispersor, thing mixed above is carried out point Dissipate and process, make magnetic functional powders dispersed one-tenth magnetic functional powders sizing material;
Step 3, the coating of magnetic functional powders, be the edge paper of the single page raw material paper to A4 size on MT-100 type casting machine Topcoating covers the magnetic functional powders sizing material of width 5mm to be coated and thickness 0.05mm to be coated, protects paper in curtain coating coating procedure Open the part not needing coating;
It step 4, is dried: be coated with the single page raw material paper of magnetic function bar and be placed in the vacuum drying chamber of 80 DEG C and be dried Process, get rid of the excess of solvent of magnetic function bar.
Step 5, hot-forming, at 24T hot press--to being dried being coated with after processing on HP-100 type heat pressing forming machines The single page raw material paper of magnetic function bar carries out hot-press solidifying process, hot pressing temperature 100 DEG C, pressure 2MPa.
Above-mentioned simply a kind of painting method, the similar of other no longer describes in detail.
The magnetic-type collection volume inner core composition using this example collects volume, by magnetic force and strip of paper used for sealing magnetic suck, has following excellent Point:
1st, firm firm, arbitrarily can front and back combine or combine one and collect volume;Will not damage product and inner core;
2nd, as inner core damages, can remove or replace wherein one page, not affect overall integrality;
3rd, use flexibly, can arbitrarily dismantle, time-consuming, change, combination paper, meet the DIY hobby of user;
4th, single loose-leaf accurate positioning is firm, does not rocks, and causes read-write convenient.
Embodiment two
A kind of magnetic-type collection volume, with reference to Fig. 1, Fig. 7 to Fig. 9, structure includes magnetic-type strip of paper used for sealing 1 and embodiment one institute The magnetic-type collection volume inner core stated, described collects volume inner core by magnetic-adsorption in the magnetic functional shaft 2 of magnetic-type strip of paper used for sealing 1 On, described volume inner core of collecting includes multiple magnetic function list loose-leaves 3 being laminated;The edge of described magnetic function list loose-leaf 3 is provided with Magnetic function bar 31, magnetic function bar 31 by magnetic-adsorption in the magnetic functional shaft 2 of magnetic-type strip of paper used for sealing 1, described magnetic function list Loose-leaf 3 is provided with article collecting region 32.
The above, only the utility model preferably detailed description of the invention, but protection domain of the present utility model is not Being confined to this, any those familiar with the art, in the technical scope that the utility model discloses, can readily occur in Change or replacement, all should cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should It is as the criterion with the protection domain of claims.

Claims (7)

1. a magnetic-type collection volume inner core, is received in the upper composition of magnetic functional shaft (2) of magnetic-type strip of paper used for sealing (1) by magnetic-adsorption Collection volume, it is characterised in that: described volume inner core of collecting includes multiple magnetic function list loose-leaf (3) being laminated;
The edge of described magnetic function list loose-leaf (3) is provided with magnetic function bar (31), and magnetic function bar (31) passes through magnetic-adsorption in magnetic In the magnetic functional shaft (2) of the strip of paper used for sealing (1) of suction;
Described magnetic function list loose-leaf (3) is provided with article collecting region (32).
2. magnetic-type collection volume inner core according to claim 1, it is characterised in that described article collecting region (32) includes One or more.
3. magnetic-type collection volume inner core according to claim 1 and 2, it is characterised in that described magnetic function bar (31) is Soft magnetic materials after permanent-magnet material or magnetization is made;Described magnetic functional shaft (2) be permanent-magnet material or magnetization after soft magnetic materials Make;Or,
Described magnetic function bar (31) is that the soft magnetic materials after permanent-magnet material or magnetization is made;Described magnetic functional shaft (2) is magnetic Sorbing material is made;Or,
Described magnetic function bar (31) is that magnetic suck material is made, after described magnetic functional shaft (2) is permanent-magnet material or magnetization Soft magnetic materials is made.
4. magnetic-type collection volume inner core according to claim 3, it is characterised in that after described permanent-magnet material or magnetization The magnet of soft magnetic materials is bipolar arrangement or alternately multi-polar arrangement.
5. magnetic-type collection volume inner core according to claim 3, it is characterised in that described magnetic function bar (31) is continuous Vertical bar shape or interrupted vertical bar shape.
6. magnetic-type collection volume inner core according to claim 3, it is characterised in that described magnetic functional shaft (2) cross section is Circle, oval, semicircle, half elliptic or rectangle;Its magnetic functional shaft (2) is circular arc or straight line with the contact surface of inner core Shape.
7. a magnetic-type collection volume, it is characterised in that: include magnetic-type strip of paper used for sealing (1) and claim 1 to 6 any one institute The magnetic-type collection volume inner core stated, described collects volume inner core by magnetic-adsorption in the magnetic functional shaft of magnetic-type strip of paper used for sealing (1) (2), on, described volume inner core of collecting includes multiple magnetic function list loose-leaf (3) being laminated;The limit of described magnetic function list loose-leaf (3) Edge is provided with magnetic function bar (31), magnetic function bar (31) by magnetic-adsorption in the magnetic functional shaft (2) of magnetic-type strip of paper used for sealing (1), Described magnetic function list loose-leaf (3) is provided with article collecting region (32).
CN201620320370.8U 2016-04-15 2016-04-15 A kind of magnetic-type collection volume inner core and collection volume Active CN205674724U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620320370.8U CN205674724U (en) 2016-04-15 2016-04-15 A kind of magnetic-type collection volume inner core and collection volume

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620320370.8U CN205674724U (en) 2016-04-15 2016-04-15 A kind of magnetic-type collection volume inner core and collection volume

Publications (1)

Publication Number Publication Date
CN205674724U true CN205674724U (en) 2016-11-09

Family

ID=57437995

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620320370.8U Active CN205674724U (en) 2016-04-15 2016-04-15 A kind of magnetic-type collection volume inner core and collection volume

Country Status (1)

Country Link
CN (1) CN205674724U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108248243A (en) * 2016-12-29 2018-07-06 株式会社东芝 Sheet material processing apparatus and control method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108248243A (en) * 2016-12-29 2018-07-06 株式会社东芝 Sheet material processing apparatus and control method

Similar Documents

Publication Publication Date Title
CN103021610A (en) Novel composite permanent-magnetic material and manufacturing method thereof
CN206795655U (en) A kind of vacuum and magnetic force composite and flexible fixture
CN205674724U (en) A kind of magnetic-type collection volume inner core and collection volume
CN205674714U (en) A kind of magnetic-type loose-leaf notebook inner core and loose-leaf notebook
CN105751731A (en) Magnetic attraction type loose-leaf notebook inner core and loose-leaf notebook
CN103329221A (en) Synthesis of magnetic composites
CN108538568A (en) A kind of thermal deformation interface scattering preparation of soft-magnetic composite material
CN205674715U (en) A kind of magnetic-type sticky note book inner core and sticky note book
GB1316279A (en) Data support devices
CN106655568A (en) High-performance interior-ferrite permanent magnet (IPM) motor
CN107256754A (en) A kind of magnet of HCJ distributed in three dimensions and preparation method thereof
CN108831660B (en) Composite bonded rare earth permanent magnet material
JP6513623B2 (en) Method of manufacturing isotropic bulk magnet
CN109065317A (en) Double nano combined poor rare earth high-frequency magnetic materials of anisotropy and preparation method thereof
CN203433991U (en) Neodymium iron boron processing isolation frame easy to take out
CN101447273B (en) Method for overcoming magnetic declination of permanent magnet and device thereof
CN209833038U (en) Novel accounting document binding mold
CN103632791B (en) A kind of high-coercivity neodymium-iron-boronpermanent-magnet permanent-magnet material and preparation method thereof
CN208774332U (en) A kind of financial management Multifunction bill clip
CN202948801U (en) High-performance sintered neodymium-iron-boron permanent magnet material
CN107039167B (en) A kind of neodymium iron boron technique manufacturing procedure
CN206134408U (en) Bonding neodymium iron boron magnetism body that non -corrosibility ability is good
CN111135638A (en) Glue-free air conditioner filter for automobile
CN106898486A (en) A kind of preparation method of high-performance Ne-Fe-B permanent magnet
CN205853689U (en) A kind of Multifunctional accounting file

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CP03 Change of name, title or address

Address after: 102600 No. 23 building 4, No. 18, No. 188, South Fourth Ring Road, Beijing, Fengtai District

Patentee after: North Polytron Technologies Inc

Address before: 102600 No. 22 east section of North Xing Road, Beijing, Daxing District

Patentee before: Beikuan Magnetic-material Science & Technology Co., Ltd.

CP03 Change of name, title or address