CN208303922U - A kind of large scale ring shape binding neodymium iron boron magnetic body cutting repairing type fixing piece - Google Patents
A kind of large scale ring shape binding neodymium iron boron magnetic body cutting repairing type fixing piece Download PDFInfo
- Publication number
- CN208303922U CN208303922U CN201820259308.1U CN201820259308U CN208303922U CN 208303922 U CN208303922 U CN 208303922U CN 201820259308 U CN201820259308 U CN 201820259308U CN 208303922 U CN208303922 U CN 208303922U
- Authority
- CN
- China
- Prior art keywords
- chuck
- large scale
- ring shape
- fixing piece
- iron boron
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of large scale ring shape binding neodymium iron boron magnetic bodies to cut repairing type fixing piece, the clip of its spreading and clamping is realized including chuck and for constraining chuck, wherein: the shaft core position of the chuck is equipped with cavity, including interconnecting piece and positioning region, the side wall of the positioning region is equipped at least one for realizing the card slot of positioning region harmomegathus, the positioning region includes making section and snap ring section, the outer wall for making section is equipped with tapered surface, the front of the snap ring section is formed with the lock chamber to position annular element, the bottom end of the lock chamber is equipped with the stationary plane of protrusion;The hoop sleeve realizes spreading and the clamping of chuck in the outside of the chuck, along the tapered surface relative motion.The utility model has the advantages that long service life.
Description
Technical field
The utility model relates to chuck tooling technical fields, more particularly to a kind of large scale ring shape binding neodymium-iron-boron
Body cuts repairing type fixing piece.
Background technique
NdFeB Bonded Magnets are to be bonded together small NdFeB magnetic powder particle by certain binder to be formed,
Magnetic powder diameter is smaller, generally 0.05mm~0.15mm, therefore the chip for cutting powdery during repairing type is easily accessible chuck and leads
In rail, chuck card powder will lead to, influence the Set and Positioning precision of chuck, lead to dimension overproof after magnet repairing type, influence to industrialize
The repairing type efficiency of magnet in production.It is special for large scale ring shape binding NdFeB magnet cutting repairing type it is therefore desirable to design
Chuck special guarantees the efficiency of magnet repairing type operation.
Utility model content
The purpose of this utility model is used for Agglutinate neodymium-iron-boron magnet existing in the prior art cutting repairing type process
Traditional chuck is easy the problem of card powder, and provides a kind of large scale ring shape binding neodymium iron boron magnetic body cutting repairing type fixing piece.
It is for technical solution used by realization the purpose of this utility model:
The large scale ring shape binding neodymium iron boron magnetic body of the utility model cuts repairing type fixing piece, including chuck and for about
Shu Kapan realizes the clip of its spreading and clamping, in which:
The shaft core position of the chuck is equipped with cavity, including interconnecting piece and positioning region, the side wall of the positioning region are equipped with
Equipped at least one for realizing the card slot of positioning region harmomegathus, the positioning region includes making section and snap ring section, described to make section
Outer wall be equipped with tapered surface, the front of the snap ring section is formed with the lock chamber to position annular element, the lock chamber
Bottom end is equipped with the stationary plane of protrusion;
The hoop sleeve realizes the spreading and folder of chuck in the outside of the chuck, along the tapered surface relative motion
Tightly.
In the above-mentioned technical solutions, the outer wall of the interconnecting piece is equipped with external screw thread.
In the above-mentioned technical solutions, the width of the card slot is 0.5mm~2mm.According to bonded permanent magnet intensity after molding
And the surface finish requirements of magnet side are determined.
In the above-mentioned technical solutions, the width of the stationary plane is less than the radial thickness of the annular element.To guarantee magnet
Positioning accuracy.Width should select size as small as possible in the case where guaranteeing magnet accurate positioning.
In the above-mentioned technical solutions, the internal diameter of the lock chamber is identical as the outer diameter of the annular element.
In the above-mentioned technical solutions, it there are four the card slot is set, is uniformly distributed along the positioning region.In this way, making annular
Part is more uniformly stressed, and stability maintenance is higher.
In the above-mentioned technical solutions, the clip includes a cirque structure, and the inner wall of the ring structure, which is equipped with, to be driven
Mantle face.
In the above-mentioned technical solutions, the inside of the stationary plane is equipped with right angle groove, and the outside of the stationary plane is equipped with V-arrangement
Groove.
In the above-mentioned technical solutions, the V-arrangement face angle of the v-depression is acute angle, and angle is 0 °~0 °.
In the above-mentioned technical solutions, the material of the chuck is 65Mn steel, after 800 DEG C of quenchings, through 320 DEG C of average temperings,
Guarantee that chuck has high intensity and toughness.
In the above-mentioned technical solutions, the outer wall of the linkage section is equipped with annular groove, on the one hand improves the deformation of linkage section
On the other hand ability when preventing from pulling back chuck, is in contact with the inner wall of clip.
The fixing means of the large scale ring shape binding neodymium iron boron magnetic body cutting repairing type fixing piece, comprising the following steps:
Step 1, will the annular element of repairing type be placed in the lock chamber of chuck, the fixation in annular element end face tightening chuck
Face;
Step 2, chuck is pulled back, clip moves clamping along the tapered surface of the chuck and realizes the pre- clamp of annular element
Tightly,
Step 3, after the completion of cutting operation, to be pushed forward chuck unclamp and annular element is discharged.
It is described in the above-mentioned technical solutions, the specific steps of the fixing means are as follows:
Step 1, clip is mounted on lathe;
Step 2, will repairing type annular element, be placed in the lock chamber of chuck, consolidating in annular element end face tightening chuck
Determine face;Threaded portion is matched with the bolt on lathe, drives chuck to be moved forward and backward by bolt;
Step 3, machine tool chief axis pulls back chuck, and the presence of clip clamps chuck, realizes the clamping of annular element, passes through
The amplitude that adjustment machine tool chief axis pulls back realizes the adjustment to workpiece clamp clamp force,
After step 4 Workpiece clamping, that is, start cutting operation;After the completion of operation, to being pushed forward, chuck unclamps machine tool chief axis, will
Annular element is removed from chuck.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model realizes the clamping to repairing type magnet by the elasticity by chuck special itself, solves dependence
The problem of influencing workpiece positioning accuracy when legacy card chuck clamping after card powder, the dimensional tolerance after ensure that magnet repairing type has simultaneously
Conducive to the efficient progress of large scale ring shape binding magnet repairing type in large-scale industrial production.
2, lathe can be cooperated to use, realizes the automation of processing operation.
3, it prevents clast caused by cutting from gathering on the stationary plane of chuck, guarantees the precision of cutting operation.
4, reasonable in design, long service life is easy to promote and utilize.
Detailed description of the invention
Fig. 1 show the sectional view of the utility model.
Fig. 2 show the front view of the utility model.
Fig. 3 show the structural schematic diagram of the utility model embodiment 1.
Fig. 4 is the structural schematic diagram of the utility model embodiment 2.
Fig. 5 is the structural schematic diagram of the utility model embodiment 3.
Fig. 6 is the structural schematic diagram of 3 annular groove of the utility model embodiment.
Wherein: 1- chuck, a- interconnecting piece, the positioning region b-, 2- clip, 3- card slot, 4- make section, 41- tapered surface, 42- ring
Shape slot, 5- snap ring section, 51- lock chamber, 52- stationary plane, 53- right angle groove, 54-V connected in star.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
Embodiment 1
As shown in Figs. 1-2, a kind of large scale ring shape binding neodymium iron boron magnetic body of the utility model cuts repairing type fixing piece,
The clip 2 of its spreading and clamping is realized including chuck 1 and for constraining chuck 1, in which:
As Figure 2-3, the shaft core position of the chuck 1 is equipped with cavity 11, including interconnecting piece a and positioning region b, described fixed
The side wall in position portion is equipped at least one for realizing the card slot 3 of positioning region harmomegathus, and the positioning region b includes making section 4
With snap ring section 5, the outer wall for making section 4 is equipped with tapered surface 41, and the front of the snap ring section 5 is formed with to position annular
The lock chamber 51 of part, the bottom end of the lock chamber 51 are equipped with the stationary plane 52 of protrusion;
2 sets of the clip outsides in the chuck 1, along the tapered surface relative motion with realize the spreading of chuck with
It clamps.
It is preferred that the outer wall of the interconnecting piece a is equipped with external screw thread.
It is preferred that the width of the card slot 3 is 0.5mm~2mm.According to bonded permanent magnet intensity after molding and right
The surface finish requirements of magnet side determine.
It is preferred that the width of the stationary plane 52 is less than the radial thickness of the annular element.To guarantee magnet
Positioning accuracy.Width should select size as small as possible in the case where guaranteeing magnet accurate positioning.
It is preferred that the internal diameter of the lock chamber 51 is identical as the outer diameter of the annular element.
As shown in Fig. 2, being uniformly distributed there are four the card slot 3 sets along the positioning region b.In this way, make annular element by
Power is more uniform, and stability maintenance is higher.
Working method:
After installing clip 2 on lathe, will repairing type bonded permanent magnet, i.e. annular element is placed on the lock chamber 51 of chuck 1
Interior, in annular element end face tightening chuck stationary plane 52;Interconnecting piece a is matched with the bolt on lathe, is driven by bolt
Chuck 1 is moved forward and backward, and relative motion occurs for chuck 1 and clip 2, realizes spreading and the clamping of chuck 1.
Machine tool chief axis pulls back chuck 1, and the presence of clip 2 clamps chuck 1, realizes the clamping of annular element, passes through tune
The amplitude that whole machine tool chief axis pulls back can realize the adjustment to workpiece clamp clamp force.
After Workpiece clamping, that is, start cutting operation;After the completion of operation, to being pushed forward, chuck 1 unclamps machine tool chief axis, will be annular
Part is removed from chuck.
The chuck special uses traditional scroll chuck since chip blocks during avoiding Agglutinate neodymium-iron-boron magnet repairing type
Track, the problem of influencing chuck positioning accuracy and Workpiece Machining Accuracy are more suitable for large-scale industrial production process.
Embodiment 2
For the contact area to increase clip 2 Yu chuck 1, reduce contact stress, the present embodiment is on the basis of embodiment 1
On improve, as shown in figure 4, the clip 2 includes a cirque structure, the inner wall of the ring structure is equipped with driving cone
Face 21.
Embodiment 3
The present embodiment improves on the basis of embodiment 1 or 2, as shown in figure 5, the inside of the stationary plane 54 is equipped with
The outside of right angle groove 53, the stationary plane 54 is equipped with v-depression 54.
The setting of right angle groove 53 and v-depression 54 can effectively reduce the width of positioning surface, and the setting of v-depression 54 can
Mode clast caused by cutting remains on positioning surface 52, and clast can be under the effect of gravity along the inclined-plane of v-depression 54
It glides.
It is preferred that the V-arrangement face angle of the v-depression 54 is acute angle, angle is 30 °~60 °.
It is preferred that the material of the chuck 1 is 65Mn steel, after 800 DEG C of quenchings, through 320 DEG C of average temperings, guarantee
Chuck has high intensity and toughness.
It is preferred that on the one hand raising connects as shown in fig. 6, the outer wall of the linkage section is equipped with annular groove 42
On the other hand the deformability of section when preventing from pulling back chuck 1, is in contact with the inner wall of clip 2.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, without departing from the principle of this utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (10)
1. a kind of large scale ring shape binding neodymium iron boron magnetic body cuts repairing type fixing piece, which is characterized in that including chuck and be used for
Constraint chuck realizes the clip of its spreading and clamping, in which:
The shaft core position of the chuck is equipped with cavity, including interconnecting piece and positioning region, the side wall of the positioning region are equipped with
, for realizing the card slot of positioning region harmomegathus, the positioning region includes making section and snap ring section, described to make the outer of section at least one
Wall is equipped with tapered surface, and the front of the snap ring section is formed with the lock chamber to position annular element, the bottom end of the lock chamber
Stationary plane equipped with protrusion;
The hoop sleeve realizes spreading and the clamping of chuck in the outside of the chuck, along the tapered surface relative motion.
2. a kind of large scale ring shape binding neodymium iron boron magnetic body as described in claim 1 cuts repairing type fixing piece, feature exists
In the outer wall of the interconnecting piece is equipped with external screw thread.
3. a kind of large scale ring shape binding neodymium iron boron magnetic body as described in claim 1 cuts repairing type fixing piece, feature exists
In the width of the card slot is 0.5mm~2mm.
4. a kind of large scale ring shape binding neodymium iron boron magnetic body as described in claim 1 cuts repairing type fixing piece, feature exists
In the width of the stationary plane is less than the radial thickness of the annular element.
5. a kind of large scale ring shape binding neodymium iron boron magnetic body as described in claim 1 cuts repairing type fixing piece, feature exists
In the internal diameter of the lock chamber is identical as the outer diameter of the annular element.
6. a kind of large scale ring shape binding neodymium iron boron magnetic body as described in claim 1 cuts repairing type fixing piece, feature exists
In being uniformly distributed along the positioning region there are four the card slot is set.
7. a kind of large scale ring shape binding neodymium iron boron magnetic body as described in claim 1 cuts repairing type fixing piece, feature exists
In the clip includes a cirque structure, and the inner wall of the ring structure is equipped with the driving conical surface.
8. a kind of large scale ring shape binding neodymium iron boron magnetic body as described in claim 1 cuts repairing type fixing piece, feature exists
In the inside of the stationary plane is equipped with right angle groove, and the outside of the stationary plane is equipped with v-depression.
9. a kind of large scale ring shape binding neodymium iron boron magnetic body as described in claim 1 cuts repairing type fixing piece, feature exists
In the material of the chuck is 65Mn steel.
10. a kind of large scale ring shape binding neodymium iron boron magnetic body as described in claim 1 cuts repairing type fixing piece, feature exists
In the outer wall of the linkage section is equipped with annular groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820259308.1U CN208303922U (en) | 2018-02-14 | 2018-02-14 | A kind of large scale ring shape binding neodymium iron boron magnetic body cutting repairing type fixing piece |
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CN201820259308.1U CN208303922U (en) | 2018-02-14 | 2018-02-14 | A kind of large scale ring shape binding neodymium iron boron magnetic body cutting repairing type fixing piece |
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CN208303922U true CN208303922U (en) | 2019-01-01 |
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CN201820259308.1U Expired - Fee Related CN208303922U (en) | 2018-02-14 | 2018-02-14 | A kind of large scale ring shape binding neodymium iron boron magnetic body cutting repairing type fixing piece |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108421991A (en) * | 2018-02-14 | 2018-08-21 | 中核(天津)科技发展有限公司 | Large scale ring shape binding neodymium iron boron magnetic body cuts repairing type fixing piece and fixing means |
-
2018
- 2018-02-14 CN CN201820259308.1U patent/CN208303922U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108421991A (en) * | 2018-02-14 | 2018-08-21 | 中核(天津)科技发展有限公司 | Large scale ring shape binding neodymium iron boron magnetic body cuts repairing type fixing piece and fixing means |
CN108421991B (en) * | 2018-02-14 | 2024-02-06 | 中核(天津)科技发展有限公司 | Fixing piece for cutting and repairing large-size annular bonding NdFeB magnet and fixing method |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 Termination date: 20200214 |