CN208986754U - A kind of electric main shaft structure for instrument of running - Google Patents
A kind of electric main shaft structure for instrument of running Download PDFInfo
- Publication number
- CN208986754U CN208986754U CN201821736193.7U CN201821736193U CN208986754U CN 208986754 U CN208986754 U CN 208986754U CN 201821736193 U CN201821736193 U CN 201821736193U CN 208986754 U CN208986754 U CN 208986754U
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- China
- Prior art keywords
- main shaft
- shell
- shaft shell
- wall
- instrument
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- 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.)
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Abstract
It is disclosed by the utility model to belong to sport running machine electro spindle technical field, specially a kind of electric main shaft structure for instrument of running, including main shaft shell and the shaft being arranged in main shaft shell, terminals are provided on the left of the top face of the main shaft shell, the upper surface left end of the main shaft shell is provided with liquid outlet, the lower surface left end of the main shaft shell is provided with inlet, and runner is provided on the ontology of the main shaft shell, and the both ends of the runner are connected to liquid outlet, inlet respectively；The shaft is coaxially horizontally installed on the inner cavity of main shaft shell, the outer wall both ends of the shaft are socketed with axle sleeve, spring bearing is socketed on the outer wall of the axle sleeve, the utility model rapidly takes the heat that motor, bearing generate out of, and temperature rise is avoided to influence main shaft service life and machining accuracy；By the setting of hollow axle, cooling water can be sprayed when in use, can prevent the pollution by chip, environment dust and cutting fluid.
Description
Technical field
The utility model relates to the electro spindle technical field of sport running machine, more specifically a kind of electricity of running instrument is main
Axle construction.
Background technique
Sports apparatus rapidly develops, and product general technical level has had a big promotion, and market is to high-quality, efficient
Automatic and semi-automatic sports apparatus product demand it is more and more big and higher and higher to quality requirement.In road-work instrument
In field, electro spindle is the novel products that the roll shaft with strap and spindle motor combine together, and electro spindle is usually by non-housing
The composition such as motor, main shaft, bearing, main axle unit shell, drive module and cooling device.It is driven with tradition by external motor
Mechanical main shaft (such as Belt spindle, directly tie main shaft) is compared, and electro spindle has the characteristic to run at high speed, and vibration when operating compared with
It is small, high quality, efficient production and processing can be reached.Motor operating and bearing element main shaft caused by friction generates heat
The problem of temperature rise, all needs to be overcome.
Utility model content
The purpose of this utility model is to provide a kind of electric main shaft structures of instrument of running, to solve in above-mentioned background technique
The motor of it is proposed operates and the problem of bearing element main shaft temperature rise caused by friction generates heat all needs the problem of being overcome.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
To achieve the above object, the utility model provides the following technical solutions: a kind of electric main shaft structure for instrument of running, packet
The shaft for including main shaft shell and being arranged in main shaft shell is provided with terminals on the left of the top face of the main shaft shell, institute
The upper surface left end for stating main shaft shell is provided with liquid outlet, and the lower surface left end of the main shaft shell is provided with inlet, described
Runner is provided on the ontology of main shaft shell, the both ends of the runner are connected to liquid outlet, inlet respectively；
The shaft is coaxially horizontally installed on the inner cavity of main shaft shell, and the outer wall both ends of the shaft are socketed with axle sleeve,
Spring bearing is socketed on the outer wall of the axle sleeve, the spring bearing is supported on the inner wall of main shaft shell, outside the main shaft
The two sidewalls of shell pass through screw and are fixedly connected with end cap, and the inner wall midfoot support of the main shaft shell has stator module, described
Rotor assembly corresponding with stator module is connected on the outer wall of shaft, the stator module and terminals are electrically connected.
Preferably, it is provided with installation stop collar on the outer wall of the main shaft shell, and is opened in the middle part of the installation stop collar
Equipped with limiting slot, convenient for the installation and fixation to main shaft shell.
Preferably, bracing ring is provided on the side wall of the end cap, and the other end of the bracing ring is supported on corresponding position
It sets on the outer ring of spring bearing, plays the role of positioning spring bearing.
Preferably, it is equipped with labyrinth seal ring between the spring bearing and main shaft shell, plays the role of sealing.
Preferably, the shaft is hollow axle, and the inner wall uniformly-coating of hollow axle has zinc coat, plays corrosion-resistant
Effect.
Preferably, the runner is in be arranged in main shaft shell around shape, increases heat dissipation effect.
Compared with prior art, the utility model has the beneficial effects that
1) the utility model rapidly takes the heat that motor, bearing generate out of, and temperature rise is avoided to influence main shaft service life and work
Efficiency；
2) by the setting of hollow axle, cooling water can be sprayed when in use, can be prevented by dust in environment
Pollution.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the schematic cross-sectional view of the utility model Fig. 1.
In figure: 1 main shaft shell, 2 terminals, 3 liquid outlets, 4 inlets, 5 end caps, 6 shafts, 7 runners, 8 stator modules, 9
Stator module, 10 axle sleeves, 11 spring bearings.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one:
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of electric main shaft structure for instrument of running, including
Main shaft shell 1 and the shaft 6 being arranged in main shaft shell 1 are provided with terminals 2 on the left of the top face of the main shaft shell 1,
The upper surface left end of the main shaft shell 1 is provided with liquid outlet 3, and the lower surface left end of the main shaft shell 1 is provided with inlet
4, runner 7 is provided on the ontology of the main shaft shell 1, and the both ends of the runner 7 are connected to liquid outlet 3, inlet 4 respectively；
The shaft 6 is coaxially horizontally installed on the inner cavity of main shaft shell 1, and the outer wall both ends of the shaft 6 are socketed with axis
10 are covered, is socketed with spring bearing 11 on the outer wall of the axle sleeve 10, the spring bearing 11 is supported on the inner wall of main shaft shell 1
On, the two sidewalls of the main shaft shell 1 pass through screw and are fixedly connected with end cap 5, the inner wall midfoot support of the main shaft shell 1
There is stator module 8, rotor assembly 9 corresponding with stator module 8, stator module 8 and terminals are connected on the outer wall of the shaft 6
2 are electrically connected.
Embodiment two:
As shown in Figs. 1-2, a kind of electric main shaft structure for instrument of running, including main shaft shell 1 and setting are in main shaft shell 1
Shaft 6, be provided with terminals 2 on the left of the top face of the main shaft shell 1, the upper surface left end of the main shaft shell 1 is set
It is equipped with liquid outlet 3, the lower surface left end of the main shaft shell 1 is provided with inlet 4, is arranged on the ontology of the main shaft shell 1
There is runner 7, the both ends of the runner 7 are connected to liquid outlet 3, inlet 4 respectively；
The shaft 6 is coaxially horizontally installed on the inner cavity of main shaft shell 1, and the outer wall both ends of the shaft 6 are socketed with axis
10 are covered, is socketed with spring bearing 11 on the outer wall of the axle sleeve 10, the spring bearing 11 is supported on the inner wall of main shaft shell 1
On, the two sidewalls of the main shaft shell 1 pass through screw and are fixedly connected with end cap 5, the inner wall midfoot support of the main shaft shell 1
Have stator module 8, be connected to rotor assembly 9 corresponding with stator module 8 on the outer wall of the shaft 6, the stator module 8 with connect
Line end 2 is electrically connected.
It is provided with installation stop collar on the outer wall of the main shaft shell 1, and is opened up in the middle part of the installation stop collar limited
Position slot, is provided with bracing ring on the side wall of the end cap 5, and the other end of the bracing ring is supported on corresponding position spring bearing
On 11 outer ring, labyrinth seal ring is provided between the spring bearing 11 and main shaft shell 1, the shaft 6 is hollow axle,
And the inner wall uniformly-coating of hollow axle has zinc coat, the runner 7 is in be arranged in main shaft shell 1 around shape.
Bearing is embedded in the left end inner cavity of shaft 6 and is sealed, and coolant liquid inlet pipe (such as Fig. 2 is installed on the inner ring of bearing
It is shown), and coolant liquid inlet pipe is connected to the inner cavity of shaft 6, is exported, is reached by filling coolant liquid and by the right end of shaft 6
Effect cooling to shaft 6 and that external dust is cooled down and rinsed；
Electric energy is provided by terminals 2,9 relative stator component 8 of stator module is rotated, and (existing electromagnetism is former
Reason, is not repeated herein), it is rotated by 9 drive shaft 6 of stator module, has the function that shaft is cut, by Cutting tool installation manner 6
Right end have the function that cutting, when shaft 6 rotates, the coolant liquid inlet pipe of left end is connect by bearing with the inner cavity of shaft 6, institute
To be relatively rotatable to each other and not influence the implementation of coolant liquid between shaft 6 and coolant liquid inlet pipe；
The cooling of 1 internal component of spring bearing 11 and main shaft shell is realized by the coolant liquid entered in inlet 4, it is cold
But liquid is discharged by runner 7 and eventually by liquid outlet 3, can be avoided generate a large amount of gas when there is coolant flow from bottom to up
Bubble, so that heat dissipation effect is preferable.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, it is right
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from
In the case where the spirit or essential attributes of the utility model, the utility model can be realized in other specific forms；Therefore, nothing
By from the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, the scope of the utility model by
Appended claims rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes be embraced therein, should not treat any reference in the claims as limiting related power
Benefit requires.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of electric main shaft structure for instrument of running, the shaft (6) including main shaft shell (1) and setting in main shaft shell (1),
It is characterized by: being provided with terminals (2) on the left of the top face of the main shaft shell (1), the upper table of the main shaft shell (1)
Face left end is provided with liquid outlet (3), and the lower surface left end of the main shaft shell (1) is provided with inlet (4), the main shaft shell
(1) it is provided on ontology runner (7), the both ends of the runner (7) are connected to liquid outlet (3), inlet (4) respectively；
The shaft (6) is coaxially horizontally installed on the inner cavity of main shaft shell (1), and the outer wall both ends of the shaft (6) are socketed with
Axle sleeve (10) is socketed with spring bearing (11) on the outer wall of the axle sleeve (10), and the spring bearing (11) is supported on outside main shaft
On the inner wall of shell (1), the two sidewalls of the main shaft shell (1) pass through screw and are fixedly connected with end cap (5), the main shaft shell
(1) inner wall midfoot support has stator module (8), is connected to rotor corresponding with stator module (8) on the outer wall of the shaft (6)
Component (9), the stator module (8) and terminals (2) are electrically connected.
2. a kind of electric main shaft structure of instrument of running according to claim 1, it is characterised in that: the main shaft shell (1)
Outer wall on be provided with installation stop collar, and offer limiting slot in the middle part of the installation stop collar.
3. a kind of electric main shaft structure of instrument of running according to claim 1, it is characterised in that: the side of the end cap (5)
Bracing ring is provided on wall, and the other end of the bracing ring is supported on the outer ring of corresponding position spring bearing (11).
4. a kind of electric main shaft structure of instrument of running according to claim 1, it is characterised in that: the spring bearing (11)
Labyrinth seal ring is provided between main shaft shell (1).
5. a kind of electric main shaft structure of instrument of running according to claim 1, it is characterised in that: during the shaft (6) is
Pony axle, and the inner wall uniformly-coating of hollow axle has zinc coat.
6. a kind of electric main shaft structure of instrument of running according to claim 1, it is characterised in that: the runner (7) is in ring
It is arranged on main shaft shell (1) around shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821736193.7U CN208986754U (en) | 2018-10-25 | 2018-10-25 | A kind of electric main shaft structure for instrument of running |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821736193.7U CN208986754U (en) | 2018-10-25 | 2018-10-25 | A kind of electric main shaft structure for instrument of running |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208986754U true CN208986754U (en) | 2019-06-14 |
Family
ID=66788904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821736193.7U Expired - Fee Related CN208986754U (en) | 2018-10-25 | 2018-10-25 | A kind of electric main shaft structure for instrument of running |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208986754U (en) |
-
2018
- 2018-10-25 CN CN201821736193.7U patent/CN208986754U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20190614 Termination date: 20191025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |