CN208571888U - A kind of penetration type stepping spindle motor - Google Patents
A kind of penetration type stepping spindle motor Download PDFInfo
- Publication number
- CN208571888U CN208571888U CN201820923307.2U CN201820923307U CN208571888U CN 208571888 U CN208571888 U CN 208571888U CN 201820923307 U CN201820923307 U CN 201820923307U CN 208571888 U CN208571888 U CN 208571888U
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- Prior art keywords
- nut
- extended segment
- groove
- annular groove
- fixture block
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Abstract
The utility model relates to a kind of penetration type stepping spindle motors, including stator, rotor, the end cap at stator both ends, and the nut fixed with rotor, lead screw is combined in nut, two ends of rotor is provided with the extended segment for extending end cap, nut is fixed on one of extended segment, centre bore that is concentric with nut and wearing for lead screw is provided between extended segment, one concave end of nut has the annular groove for extended segment insertion, it is provided between the inner ring surface of annular groove and the outer ring surface of extended segment after annular groove is inserted into extended segment and nut is limited into the clamping mechanism on extended segment, clamping mechanism is included in the groove of the internal ring wall recess setting of annular groove and can locally stretch out or the fixture block of whole retraction groove, reset spring is fixed between fixture block and the bottom of groove, it is provided in extended segment close to the outer ring surface of one end of annular groove and is supplied after annular groove is inserted into extended segment The card slot that fixture block is caught in, penetration type stepping spindle motor assembly is quick, easy, can effectively improve assembly efficiency.
Description
Technical field
The utility model relates to a kind of spindle motors, more specifically, it relates to a kind of penetration type stepping spindle motor.
Background technique
Linear transmission is needed in some fields, engineering staff often passes through shaft coupling and connect stepper motor with lead screw, so
After nut and stop nut rotation is arranged on lead screw afterwards, as the rotation of motor drives nut to be axially driven along lead screw.
Opposite, if one end end of lead screw is fixed after the output shaft of nut and stepper motor is fixed by shaft coupling
One can not rotate the object that can only move back and forth with respect to the axial direction of lead screw, as the rotation of motor drives nut to rotate synchronously,
Make lead screw along the axially reciprocating of nut, to drive the object fixed with lead screw reciprocating along the axial direction of lead screw.
The connection type for connecting output shaft and nut by shaft coupling is complex, assembles more time-consuming, reduction assembly effect
Rate.
Utility model content
Fast, easily penetration type stepping spindle motor is assembled the purpose of the utility model is to provide a kind of.
To achieve the above object, it is realized by following technological means: providing a kind of penetration type stepping spindle motor, including fixed
Son, stator both ends end caps, the rotor being set in stator and the nut fixed with rotor are combined with lead screw in nut, turn
The both ends of son are provided with the extended segment extended outside end cap, and nut is fixed on one of extended segment, is set between extended segment
It is equipped with concentric with nut and for the centre bore that lead screw is worn, a concave end of nut has the annular groove for extended segment insertion, works as extension
It is provided between the inner ring surface of annular groove and the outer ring surface of extended segment after section insertion annular groove and nut is limited into the clamping on extended segment
Mechanism, the clamping mechanism are included in the groove of the internal ring wall recess setting of annular groove and can locally stretch out or whole retraction groove
Fixture block, be fixed with reset spring between fixture block and the bottom of groove, extended segment close to one end of annular groove outer ring surface be arranged
There is the card slot being caught in after annular groove is inserted into extended segment for fixture block.
Through the above technical solutions, in the prior art using shaft coupling fixture nut and rotor or nut and motor shaft, Gu
Determine that mode is relatively complicated, the extended segment of this programme is when being inserted into annular groove, after the card slot of extended segment outer surface is aligned with fixture block,
Fixture block i.e. extension under the action of reset spring snaps onto card slot, thus by nut limit on extended segment, relative to
Assembly time is greatly reduced using the fixed form of shaft coupling, improves assembly efficiency, since centre bore is in concentric with nut, when
After rotor rotation, with the concentric nut fixed of rotor as rotor rotates, when an object that can not be rotated is fixed in one end of lead screw
Afterwards, lead screw is able to drive the object along the axial movement of rotor, which assembles quickly, conveniently, energy
Enough effectively improve assembly efficiency.
Advanced optimize are as follows: the extended segment is arranged to the conical surface of tip outwardly far from one end of rotor, when extended segment with
When annular groove interts cooperation, the conical surface pushes fixture block and bounces back to groove.
Through the above technical solutions, the setting of conical surface conical surface in assembly pushes fixture block and fixture block is made gradually to bounce back along the conical surface
Into card slot, after extended segment is inserted into annular groove bottom, after rotating nuts are aligned fixture block with card slot, fixture block is directly in reset spring
Under the action of snap onto card slot, thus make nut limit on extended segment.
It advanced optimizes are as follows: the clamping mechanism is arranged at intervals at least one along the internal ring wall of annular groove.
Through the above technical solutions, multiple fixed fastnesses in nut and extended segment and surely of capable of increasing are arranged in clamping mechanism
It is qualitative.
It advanced optimizes are as follows: the external annulus of nut is provided with a screw thread for being connected to bottom portion of groove and interting for fixture block
Through slot, there is a hexagon socket head cap screw from the external annulus of nut to bottom portion of groove tight fit, and the reset spring is fixed on interior hexagonal spiral shell
Between bolt and fixture block.
Through the above technical solutions, the cooperation by hexagon socket head cap screw and screw thread through slot keeps fixture block and reset spring detachable
It is arranged in groove, facilitates the clamping engagement or disassembly of extended segment and nut.
Advanced optimize are as follows: nut overcoat be equipped with a dust-proof support ring, the dust-proof support ring by proximal cover one end with
End cap is fixed, and is combined with a bearing between the described one end of dust-proof support ring far from end cap and the external annulus of nut.
Through the above technical solutions, dust-proof support ring setting on the one hand can holding nut, on the other hand wrap up nut
And extended segment, avoid dust fall.
It advanced optimizes are as follows: a concave end of the lead screw has a thread groove, and one is combined in thread groove across to be fixed
After object with the fastening screw of thread groove tight fit.
Through the above technical solutions, the setting of fastening screw and thread groove facilitates lead screw to fix with object to be driven.
The utility model compared with prior art the advantages of be: without shaft coupling, will extend using between clamping mechanism
Section is limited with nut, and assembly is quickly, simply；The conical surface setting of extended segment can push fixture block in assembly and gradually retract to
In card slot, after fixture block is aligned with card slot, fixture block snaps onto card slot under the action of reset spring, so that nut limit be made to exist
On extended segment；It is detachably arranged at fixture block and reset spring in groove by the cooperation of hexagon socket head cap screw and screw thread through slot, side
Just the clamping engagement or disassembly of extended segment and nut, penetration type stepping spindle motor assembly is quick, easy, can effectively mention
High assembly efficiency.
Detailed description of the invention
Fig. 1 is a kind of right view of penetration type stepping spindle motor in embodiment 1；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the enlarged drawing of A in Fig. 2；
Fig. 4 is a kind of right view of penetration type stepping spindle motor in embodiment 2；
Fig. 5 is the cross-sectional view of the B-B of Fig. 4；
Fig. 6 is the enlarged drawing of B in Fig. 2.
In figure, 1, end cap；2, stator；3, rotor；4, extended segment；401, card slot；402, the conical surface；5, centre bore；6, nut；
601, annular groove；602, groove；603, screw thread through slot；7, lead screw；701, thread groove；702, fastening screw；8, dust-proof support ring；9,
Fixture block；10, reset spring；11, bearing；12, hexagon socket head cap screw.
Specific embodiment
It is described in further detail with reference to the accompanying drawing and by specific embodiment to utility model, following embodiment only describes
Property, it is not restrictive the protection scope of the utility model.
Embodiment 1
A kind of penetration type stepping spindle motor with reference to Fig. 1-Fig. 3, including stator 2 and is fixed on 2 both ends of stator by screw
End cap 1, rotor 3 is provided in stator 2, end cap 1 is provided centrally with the through-hole less than 3 outer diameter of rotor, the both ends one of rotor 3
It is extend out to the extended segment 4 outside end cap 1 after being provided through through-hole, and the end of one of extended segment 4 is fixed with nut
6, lead screw 7 is combined in nut 6, and a concave end of lead screw 7 has a thread groove 701, and one is combined in thread groove 701 and is passed through to solid
After earnest part with the fastening screw 702 of 701 tight fit of thread groove.It is concentric with nut 6 and for silk through having between two extended segments 4
The interspersed centre bore 5 of thick stick 7, a concave end of nut 6 have for the insertion of extended segment 4 and the annular groove 601 concentric with nut 6, work as extension
Section 4 is provided between the inner ring surface of annular groove 601 and the outer ring surface of extended segment 4 by the limit of nut 6 after being inserted into annular groove 601 in extended segment
Clamping mechanism on 4.
The specific setting of clamping mechanism refers to Fig. 3, and clamping mechanism is included in the groove of the internal ring wall recess setting of annular groove 601
602, being provided in groove 602 can locally stretch out or fixture block 9 of whole retractions to groove 602, the bottom of fixture block 9 and groove 602
Between be fixed with reset spring 10, the both ends of reset spring 10 are welded with the bottom of fixture block 9 and groove 602 respectively, in extended segment 4
The outer ring surface of one end far from rotor 3 is provided with the card slot 401 being caught in after groove 602 are inserted into extended segment 4 for fixture block 9.
In order to further increase extended segment 4 and 6 fixed speed of nut, with reference to Fig. 3, extended segment 4 is set far from one end of rotation
It is set to the conical surface 402 of tip outwardly, when the cooperation interspersed with annular groove 601 of extended segment 4, the conical surface 402 pushes fixture block 9 to groove 602
Retraction.
Refering to what is shown in Fig. 2, be also arranged with a dust-proof support ring 8 outside nut 6, dust-proof support ring 8 by proximal cover 1 one end with
End cap 1 is fixed by screw, is combined with an axis between the dust-proof one end of support ring 8 far from end cap 1 and the external annulus of nut 6
Hold 11.
When installation, extended segment 4 need to be only inserted into annular groove 601, the conical surface of its end during insertion of extended segment 4
402, which can push fixture block 9, gradually snaps onto groove 602, and then rotating nuts 6 are after card slot 401 is corresponding with fixture block 9, fixture block 9
In the card slot 401 for snapping onto extended segment 4 under the action of reset spring 10, by the limit of nut 6 on extended segment 4, due to extending
Section 4 is wholely set with rotor 3, therefore, when rotor 3 rotates can synchronous drive nut 6 rotate, after lead screw 7 and the cooperation of nut 6,
After limiting the rotation of lead screw 7, lead screw 7 can use compared to the prior art shaft coupling along the axial movement of centre bore 5 (rotor 3)
The device mode that rotor and nut or motor shaft and nut is fixed, can greatly improve assembly by the clamping mechanism of this programme
Speed, assembly is simple, effectively improves assembly efficiency, improves productivity, and shaft coupling price is higher, this programme can reduce entirety
Cost.
Embodiment 2
With reference to Fig. 4-Fig. 6, on the basis of embodiment 1, the external annulus of nut 6 is provided with one and connects with 602 bottom of groove
Logical and interspersed for fixture block 9 screw thread through slot 603, has hexagonal spiral shell in one to 602 bottom tight fit of groove from the external annulus of nut 6
Bolt 12, reset spring 10 are welded between hexagon socket head cap screw 12 and fixture block 9.
After extended segment 4 engages with nut 6 in embodiment 1, the two disassembly is complex, passes through hexagon socket head cap screw 12 and screw thread
The cooperation of through slot 603 is detachably arranged at fixture block 9 and reset spring 10 in groove 602, when disassembly, by hexagon socket head cap screw 12 from
Card slot 401 can be detached from for fixture block 9 by screwing out in screw thread through slot 603, and nut 6 is removed from extended segment 4, made nut 6 and extended
The installation or disassembly of section 4 are very fast and convenient.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of penetration type stepping spindle motor, the end cap (1) including stator (2), stator (2) both ends are set in stator (2)
Rotor (3) and the nut (6) fixed with rotor (3), is combined with lead screw (7) in nut (6), which is characterized in that rotor (3)
Both ends be provided with and extend the external extended segment (4) of end cap (1), be fixed with nut (6) on one of extended segment (4), prolong
It stretches and is provided with concentric with nut (6) and for the centre bore (5) that lead screw (7) is worn between section (4), a concave end of nut (6) has
For the annular groove (601) of extended segment (4) insertion, the inner ring surface of annular groove (601) and extension after extended segment (4) are inserted into annular groove (601)
It is provided between the outer ring surface of section (4) and nut (6) is limited into the clamping mechanism on extended segment (4), the clamping mechanism includes
In the internal ring wall recess setting of annular groove (601) groove (602) and can locally stretch out or the fixture block of whole retraction groove (602)
(9), it is fixed between fixture block (9) and the bottom of groove (602) reset spring (10), in extended segment (4) close to annular groove (601)
The outer ring surface of one end is provided with the card slot (401) being caught in after extended segment (4) are inserted into annular groove (601) for fixture block (9).
2. a kind of penetration type stepping spindle motor according to claim 1, which is characterized in that the extended segment (4) is separate
One end of rotor (3) is arranged to the conical surface (402) of tip outwardly, when extended segment (4) and annular groove (601) interspersed cooperation, the conical surface
(402) fixture block (9) is pushed to bounce back to groove (602).
3. a kind of penetration type stepping spindle motor according to claim 2, which is characterized in that the clamping mechanism is along annular groove
(601) internal ring wall is arranged at intervals at least one.
4. a kind of penetration type stepping spindle motor according to claim 1 to 3, which is characterized in that from nut
(6) external annulus be provided with one be connected to groove (602) bottom and for fixture block (9) intert screw thread through slot (603), from nut
(6) external annulus has a hexagon socket head cap screw (12) to groove (602) bottom tight fit, and the reset spring (10) is fixed on interior six
Between corner bolt (12) and fixture block (9).
5. a kind of penetration type stepping spindle motor according to claim 4, which is characterized in that be arranged with one outside nut (6)
Dust-proof support ring (8), the dust-proof support ring (8) is fixed by the one end of proximal cover (1) and end cap (1), the dust-proof support ring
(8) bearing (11) are combined between one end far from end cap (1) and the external annulus of nut (6).
6. a kind of penetration type stepping spindle motor according to claim 5, which is characterized in that one end of the lead screw (7)
Recess has a thread groove (701), be combined in thread groove (701) one pass through after object to be fixed with thread groove (701) tight fit
Fastening screw (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820923307.2U CN208571888U (en) | 2018-06-14 | 2018-06-14 | A kind of penetration type stepping spindle motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820923307.2U CN208571888U (en) | 2018-06-14 | 2018-06-14 | A kind of penetration type stepping spindle motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208571888U true CN208571888U (en) | 2019-03-01 |
Family
ID=65485966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820923307.2U Expired - Fee Related CN208571888U (en) | 2018-06-14 | 2018-06-14 | A kind of penetration type stepping spindle motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208571888U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113497519A (en) * | 2021-09-09 | 2021-10-12 | 中国空气动力研究与发展中心高速空气动力研究所 | Driving device based on external driving type linear stepping motor |
| CN114552864A (en) * | 2022-02-28 | 2022-05-27 | 内蒙古工业大学 | Multi-shaft screw sliding table with anti-blocking function |
-
2018
- 2018-06-14 CN CN201820923307.2U patent/CN208571888U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113497519A (en) * | 2021-09-09 | 2021-10-12 | 中国空气动力研究与发展中心高速空气动力研究所 | Driving device based on external driving type linear stepping motor |
| CN113497519B (en) * | 2021-09-09 | 2021-11-09 | 中国空气动力研究与发展中心高速空气动力研究所 | Driving device based on external driving type linear stepping motor |
| CN114552864A (en) * | 2022-02-28 | 2022-05-27 | 内蒙古工业大学 | Multi-shaft screw sliding table with anti-blocking function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20190301 |