CN107202074A - A kind of shaft coupling for being connected between centers with spline for motor rotation axis - Google Patents
A kind of shaft coupling for being connected between centers with spline for motor rotation axis Download PDFInfo
- Publication number
- CN107202074A CN107202074A CN201710559649.0A CN201710559649A CN107202074A CN 107202074 A CN107202074 A CN 107202074A CN 201710559649 A CN201710559649 A CN 201710559649A CN 107202074 A CN107202074 A CN 107202074A
- Authority
- CN
- China
- Prior art keywords
- axle sleeve
- taper sheath
- spline
- hand cylinder
- cylinder set
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/02—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like
- F16D1/04—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like with clamping hub; with hub and longitudinal key
- F16D1/05—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention provides a kind of shaft coupling for being connected between centers with spline for motor rotation axis, including left-hand cylinder set, right jacket casing, axle sleeve and taper sheath, left-hand cylinder set is welded with positioning key fixed in the axial direction on outer surface, positioning key is connected in the locating slot on motor rotation axis, axle sleeve is connected with left-hand cylinder set, internal thread is provided with the inside of right jacket casing, match with the external screw thread on axle sleeve, axle sleeve both ends open, axle sleeve covers the internal diameter that the one end open internal diameter contacted is less than another end opening with left-hand cylinder, form cone-shaped hole, the taper sheath matched with the cone-shaped hole of axle sleeve is provided with axle sleeve, axis hole is provided with taper sheath, the end face of left-hand cylinder set and right jacket casing, which is provided with, tightens up mouth, the internal diameter for tightening up mouth is more than the internal diameter of axis hole and less than the maximum gauge of taper sheath, right jacket casing is rotated to extrude into axle sleeve taper sheath by tightening up mouth.The coupler structure of the present invention is simple, spline connecting shaft is uniformly exerted a force, good fixing effect.
Description
Technical field
The present invention relates to a kind of shaft coupling, and in particular to a kind of shaft coupling for being connected between centers with spline for motor rotation axis
Device.
Background technology
Two axles (driving shaft and driven shaft) that shaft coupling is used for coupling in different institutions are allowed to common rotation to transmit torsion
The machine components of square.In shaping lathe, the specification of the rotary shaft of one side motor is fixed, the company with spline to be processed
The specification of spindle is different, and for different splines, spline connecting shaft path length is different, the size of the rotary shaft of another aspect motor
It is unsuitable long, it is therefore desirable to which shaft coupling connects the rotary shaft of motor and the connecting shaft of spline to be processed, effectively pass
Pass rotary motion performance.
Current is fixed by bolts to shaft coupling in the connecting shaft of spline to be processed mostly, is had the following disadvantages：1、
The method fixed using bolt, connecting shaft local pressure, contact area is small, fragile spline connecting shaft, and in milling spline
When, spline spray cooling, bolt and the spline connecting shaft localized contact face of shaft coupling can be easily corroded, influence spline connection
The service life of axle；2nd, fixed using bolt, spline connecting shaft easily deviates center of rotation, motor drives spline connecting shaft to rotate
When, spline shake is easily caused, is unfavorable for the retrofit of complicated spline, spline machining accuracy is reduced；3rd, fixed using bolt,
Fixing point is few, and frictional force is small, when rotating, particularly in high-speed rotation, easily slides, or even slips, influence processing
Production.
The content of the invention
Present invention offer one kind is simple in construction, spline connecting shaft is uniformly exerted a force, and the motor that is used for of good fixing effect is rotated
Shaft coupling between axle and drive disk assembly.
The present invention provide it is a kind of be connected the shaft coupling of between centers with spline for motor rotation axis, including left-hand cylinder set, right jacket casing,
Positioning key fixed in the axial direction is welded with axle sleeve and taper sheath, left-hand cylinder set outer surface, positioning key is connected to motor rotation
In locating slot on axle, axle sleeve is connected with left-hand cylinder set, internal thread is provided with the inside of right jacket casing, with the external screw thread phase on axle sleeve
Match somebody with somebody, axle sleeve both ends open, axle sleeve covers the internal diameter that the one end open internal diameter contacted is less than another end opening with left-hand cylinder, forms cone
It is provided with through hole, axle sleeve in the taper sheath matched with the cone-shaped hole of axle sleeve, taper sheath and is provided with axis hole, left-hand cylinder set and the right side
The end face of jacket casing, which is provided with, tightens up mouth, and the internal diameter for tightening up mouth is more than the internal diameter of axis hole and less than the maximum gauge of taper sheath, rotation
The jacket casing that turns right is extruded into axle sleeve taper sheath by tightening up mouth.
As a further improvement on the present invention, axle sleeve is covered with left-hand cylinder and is fixedly connected by the way of welding.
As a further improvement on the present invention, the external screw thread on axle sleeve originates in one end of axle sleeve and terminates at the other end, axle
Set is fixedly connected with left-hand cylinder set by the way of spiral.
As a further improvement on the present invention, the small magnetic patch of array both axially and radially is provided with taper sheath.
As a further improvement on the present invention, taper sheath innermost layer sets a floor height coefficient of friction composite rubber material layer.
Compared with prior art, the beneficial effects of the present invention are：
1st, shaft coupling of the invention is provided with the taper sheath of open circles pyramidal structure, by the jacket casing for rotating shaft coupling
Drive taper sheath to be extruded to axle sleeve, during taper sheath is extruded to axle sleeve, taper sheath by the uniform reaction force of axle sleeve,
Internal diameter diminishes, and is also constantly clamped in spline connecting shaft, remains spline connecting shaft and rotary motion axle on the same axis,
Ensure that spline connecting shaft and rotary motion axle are concentric, coaxial, it is to avoid Influence from Eccentric machining accuracy, and flower is clamped using taper sheath
Key connecting shaft, contact area is big, will not damage spline connecting shaft, it is to avoid cause the corrosion of spline connecting shaft.
2nd, shaft coupling of the invention is connected in the keyway of motor rotation axis by positioning key, the keyway on motor rotation axis
Size fix, the positioning key size of shaft coupling is fixed, by right jacket casing rotate to diverse location i.e. can be achieved to different inner diameters spend
The clamp operation of key connecting shaft, expands the versatility of shaft coupling, improves the efficiency of production and processing.
3rd, shaft coupling of the invention tightens up spline connecting shaft in the form of taper sheath, and the contact area of taper sheath is big, rubs
Wipe power big, when motor rotation axis drive spline connecting shaft to rotate, will not slip, reliability is high.
4th, when taper sheath abrasion or aging, the jacket casing of shaft coupling of the invention can be bored by screw thread whiz axle sleeve
Shape set can be disassembled and changed, local replacing part, save production cost.
Brief description of the drawings
Fig. 1 is the overall schematic of the motor rotation axis, shaft coupling and spline connecting shaft of the present invention.
Fig. 2 is the diagrammatic cross-section of the shaft coupling of the present invention.
In figure：Left-hand cylinder set 1, right jacket casing 2, axle sleeve 3, taper sheath 4, positioning key 5, keyway 6 tightens up mouth 7, small magnetic patch 8, and height rubs
Wipe coefficient composite rubber material layer 9, motor 10, motor rotation axis 11, spline connecting shaft 12, spline 13 to be processed.
Embodiment
The present invention is further described below with reference to specific embodiment：
Referring to Fig. 1 and Fig. 2, a kind of shaft coupling for being connected between centers with spline for motor rotation axis, including left-hand cylinder set 1, the right side
Jacket casing 2, axle sleeve 3 and taper sheath 4, the left-hand cylinder, which covers, is welded with positioning key 4 fixed in the axial direction, positioning key 4 on 1 outer surface
It is connected in the locating slot 5 on motor rotation axis 11, axle sleeve 3 is connected with left-hand cylinder set 1, the right inner side of jacket casing 2 is provided with internal thread, with
External screw thread on axle sleeve 3 matches, the both ends open of axle sleeve 3, and axle sleeve 3 covers the 1 one end open internal diameter contacted with left-hand cylinder and is less than
What the cone-shaped hole being provided with the internal diameter of another end opening, formation cone-shaped hole, the axle sleeve 3 with axle sleeve 3 matched
Provided with axis hole in taper sheath 4, taper sheath 4, the end face of left-hand cylinder set 1 and right jacket casing 2, which is provided with, tightens up mouth 6, described to tighten up the interior of mouth 6
Footpath is more than the internal diameter of axis hole and less than the maximum gauge of taper sheath 4, rotates the right jacket casing 2 by tightening up mouth 6 by taper sheath 4
Extruded into axle sleeve 3.The shaft coupling of the present invention is provided with the taper sheath 4 of open circles pyramidal structure, by the cylinder for rotating shaft coupling
Set can drive taper sheath 4 to be extruded to axle sleeve 3, and during taper sheath 4 is extruded to axle sleeve 3, taper sheath 4 is equal by axle sleeve 3
Even reaction force, internal diameter diminishes, and is also constantly clamped in spline connecting shaft 12, remains that spline connecting shaft 12 is transported with rotation
Moving axis is on the same axis, it is ensured that spline connecting shaft 12 is concentric, coaxial with rotary motion axle, and clamps flower using taper sheath 4
Key connecting shaft 12, contact area is big, will not damage spline connecting shaft 12, it is to avoid cause the corrosion of spline connecting shaft 12.
The shaft coupling of the present invention is connected in the keyway 6 of motor rotation axis 11 by positioning key 5, on motor rotation axis 11
The size of keyway 6 is fixed, and the size of positioning key 5 of shaft coupling is fixed, and right jacket casing 2 is rotated to diverse location and be can be achieved to difference
The clamp operation of internal diameter spline connecting shaft 12, expands the versatility of shaft coupling, improves the efficiency of production and processing.
As a further improvement on the present invention, axle sleeve 3 is fixedly connected with left-hand cylinder set 1 by the way of welding.
As a further improvement on the present invention, the external screw thread on axle sleeve 3 originates in one end of axle sleeve 3 and terminates at the other end,
Axle sleeve 3 is fixedly connected with left-hand cylinder set 1 by the way of spiral.When taper sheath 4 weares and teares or during aging, shaft coupling of the invention
Left-hand cylinder set 1 and right jacket casing 2 can be by screw thread whiz axle sleeves 3, and taper sheath 4 can be disassembled and changed, local replacing portion
Part, saves production cost.
As a further improvement on the present invention, the small magnetic patch 8 of array both axially and radially is provided with taper sheath 4.
As a further improvement on the present invention, the innermost layer of taper sheath 4 sets great friction coefficient composite rubber material layer 9.Around
The small magnetic patch 8 of axial circumference array and in the axial direction linear array spline connecting shaft 12 is produced uniformly, 360 ° of not Tongfangs
Upward magnetic-adsorption power, on the one hand can increase the interaction force of taper sheath 4 and spline connecting shaft 12 so that taper sheath 4 is tight
On the other hand close absorption also have great friction coefficient composite rubber material in connecting shaft between small magnetic patch 8 and spline connecting shaft 12
The mutual magnetic attracting force of layer 9, small magnetic patch 8 and spline connecting shaft 12 increases spline connecting shaft 12 and is combined rubber to great friction coefficient
The pressure of the glue material bed of material 9, therefore increase friction system of the great friction coefficient composite rubber material layer 9 relative to spline connecting shaft 12
Number and frictional force, more ensure that spline connecting shaft 12 with respect to clutch slips, will not improve the stability of shaft coupling with can
By property.
Claims (5)
1. a kind of shaft coupling for being connected between centers with spline for motor rotation axis, it is characterised in that：Including left-hand cylinder set (1), right cylinder
Cover and positioning key fixed in the axial direction is welded with (2), axle sleeve (3) and taper sheath (4), left-hand cylinder set (1) outer surface
(5), positioning key (5) is connected in the keyway on motor rotation axis (6), and axle sleeve (3) is connected with left-hand cylinder set (1), in right jacket casing (2)
Side is provided with internal thread, matches with the external screw thread on axle sleeve (3), axle sleeve (3) both ends open, axle sleeve (3) and left-hand cylinder set
(1) the one end open internal diameter of contact is less than the internal diameter of another end opening, is formed and is provided with cone-shaped hole, the axle sleeve (3)
Axis hole, left-hand cylinder set (1) and right jacket casing are provided with the taper sheath (4) matched with the cone-shaped hole of axle sleeve (3), taper sheath (4)
(2) end face, which is provided with, tightens up mouth (7), and the internal diameter for tightening up mouth (7) is more than the internal diameter of axis hole and less than taper sheath (4)
Maximum gauge, rotates the right jacket casing (2) by tightening up mouth (7) extruding into axle sleeve (3) by taper sheath (4).
2. the shaft coupling according to claim 1 for being connected between centers with spline for motor rotation axis, it is characterised in that：It is described
Axle sleeve (3) is fixedly connected with left-hand cylinder set (1) by the way of welding.
3. the shaft coupling according to claim 1 for being connected between centers with spline for motor rotation axis, it is characterised in that：It is described
One end that external screw thread on axle sleeve (3) originates in axle sleeve (3) terminates at the other end, and axle sleeve (3) is with left-hand cylinder set (1) using spiral
Mode is connected.
4. the shaft coupling according to claim 1 that between centers is connected with spline, it is characterised in that：Set in the taper sheath (4)
It is equipped with the small magnetic patch (8) of array both axially and radially.
5. the shaft coupling according to claim 1 for being connected between centers with spline for motor rotation axis, it is characterised in that：It is described
Taper sheath (4) innermost layer is provided with great friction coefficient composite rubber material layer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710559649.0A CN107202074A (en) | 2017-07-11 | 2017-07-11 | A kind of shaft coupling for being connected between centers with spline for motor rotation axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710559649.0A CN107202074A (en) | 2017-07-11 | 2017-07-11 | A kind of shaft coupling for being connected between centers with spline for motor rotation axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107202074A true CN107202074A (en) | 2017-09-26 |
Family
ID=59911745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710559649.0A Pending CN107202074A (en) | 2017-07-11 | 2017-07-11 | A kind of shaft coupling for being connected between centers with spline for motor rotation axis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107202074A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108158386A (en) * | 2018-01-08 | 2018-06-15 | 杨成标 | A kind of cooking machine |
| CN111796380A (en) * | 2020-06-01 | 2020-10-20 | 杭州奥创光子技术有限公司 | Adjusting device of grating angle |
| CN112290731A (en) * | 2020-12-24 | 2021-01-29 | 北京新能源汽车股份有限公司 | Motor shaft assembly for motor and motor |
| CN113373559A (en) * | 2020-03-09 | 2021-09-10 | 卓郎纺织解决方案两合股份有限公司 | Torque transmission device |
-
2017
- 2017-07-11 CN CN201710559649.0A patent/CN107202074A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108158386A (en) * | 2018-01-08 | 2018-06-15 | 杨成标 | A kind of cooking machine |
| CN113373559A (en) * | 2020-03-09 | 2021-09-10 | 卓郎纺织解决方案两合股份有限公司 | Torque transmission device |
| CN113373559B (en) * | 2020-03-09 | 2023-01-03 | 卓郎纺织解决方案两合股份有限公司 | Torque transmission device |
| CN111796380A (en) * | 2020-06-01 | 2020-10-20 | 杭州奥创光子技术有限公司 | Adjusting device of grating angle |
| CN112290731A (en) * | 2020-12-24 | 2021-01-29 | 北京新能源汽车股份有限公司 | Motor shaft assembly for motor and motor |
| CN112290731B (en) * | 2020-12-24 | 2021-04-02 | 北京新能源汽车股份有限公司 | Motor shaft assembly for motor and motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170926 |
|
| WD01 | Invention patent application deemed withdrawn after publication |