CN208744547U - A kind of centreless grinding machine external grinding wheel optical axis - Google Patents
A kind of centreless grinding machine external grinding wheel optical axis Download PDFInfo
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- CN208744547U CN208744547U CN201821163729.0U CN201821163729U CN208744547U CN 208744547 U CN208744547 U CN 208744547U CN 201821163729 U CN201821163729 U CN 201821163729U CN 208744547 U CN208744547 U CN 208744547U
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- cylindrical portion
- outer diameter
- optical axis
- grinding wheel
- cylindrical
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Abstract
The utility model discloses a kind of centreless grinding machine external grinding wheel optical axises, including shaft body, the shaft body is cylindrical, the shaft body includes sequentially connected spindle nose, axle body and axis tail, and the spindle nose, axle body and the molding of axis tail integrated die-casting, the spindle nose includes sequentially connected first cylindrical portion, second cylindrical portion, conus portion and third cylindrical portion, the axle body includes the 4th cylindrical portion and the 5th cylindrical portion, the axis tail includes sequentially connected 6th cylindrical portion, 7th cylindrical portion, 8th cylindrical portion and the 9th cylindrical portion, it is connected between the third cylindrical portion and the 4th cylindrical portion by axis block, structure is simple, it is easy to process, simple installation, with high bearing capacity.
Description
Technical field
The utility model relates to grinding attachment technical field more particularly to a kind of centreless grinding machine external grinding wheel optical axises.
Background technique
Centreless grinding machine external grinding wheel optical axis is the executive item that lathe realizes rotary motion, is centreless grinding machine external wheel grinding
Primary drive part in movement.
Existing cylindrical centreless-type grinder plain shaft structure is complicated, and processing difficulties are difficult to install, and bearing capacity is weak.
Utility model content
To overcome disadvantages mentioned above, the purpose of this utility model is to provide a kind of centreless grinding machine external grinding wheel optical axis, structures
Simply, easy to process, simple installation has high bearing capacity.
In order to reach the goals above, the technical solution adopted in the utility model is: a kind of centreless grinding machine external grinding wheel optical axis,
Including shaft body, the shaft body is cylindrical, and the shaft body includes sequentially connected spindle nose, axle body and axis tail, and described
Spindle nose, axle body and the molding of axis tail integrated die-casting, the spindle nose includes sequentially connected first cylindrical portion, the second cylindrical portion, circular cone
Portion and third cylindrical portion, the axle body include the 4th cylindrical portion and the 5th cylindrical portion, and the axis tail includes the sequentially connected 6th
Cylindrical portion, the 7th cylindrical portion, the 8th cylindrical portion and the 9th cylindrical portion pass through axis between the third cylindrical portion and the 4th cylindrical portion
The second cylindrical portion and third cylindrical portion is respectively set in block connection, the both ends of conus portion, improves the bearing capacity of optical axis, and axis block is used
In the limit as tail end bearing axial direction.
Further, conical head one end of the conus portion is connected with one end of second cylindrical portion, the conus portion
The other end connect with the third cylindrical portion, first cylindrical portion greatly improves for installing a pair of of head end bearing
The stress condition of optical axis, the second cylindrical portion are used for the locking nut of installation locking grinding wheel spindle sleeve, and such structure is convenient for disassembly and assembly,
Conus portion is for installing grinding wheel spindle sleeve, and for installing head end sealing cover, head end sealing cover rotates third cylindrical portion with optical axis
Movement, while sealing is played every dirty effect.
Further, the outer diameter of conical head one end of the conus portion is greater than the outer diameter of second cylindrical portion, the circle
The outer diameter of the other end in tapering is equal with the outer diameter of the third cylindrical portion.
Further, outer diameter of the outer diameter of first cylindrical portion less than the second cylindrical portion, the third cylindrical portion, the 4th
The outer diameter of cylindrical portion, the 6th cylindrical portion and the 7th cylindrical portion is equal, and the outer diameter of the 7th cylindrical portion is greater than the 8th cylindrical portion
Outer diameter, the outer diameter of the 8th cylindrical portion is greater than the outer diameter of the 9th cylindrical portion, and the 4th cylindrical portion is first to two for installing
Only pairing tail end bearing, the 5th cylindrical portion are used for the dynamically balanced equilibrium region of optical axis, while the light caused by bearing rotary temperature rise
Certain nose balance damping action is played in axis temperature rise and thermal deformation, and the 6th cylindrical portion is used to install the tail of second pair of two pairing
End bearing, the 7th cylindrical portion act on the inner ring locking positioning of bearing for tail end two, locking nut need to predetermined torque locking,
For 8th cylindrical portion for installing tail end sealing lid, tail end sealing lid plays sealing every dirt with optical axis rotary motion
Effect.
Further, the shaft end portion of the 9th cylindrical portion is equipped with keyway, and the 9th cylindrical portion is for installing driven V
Belt wheel.
Further, first cylindrical portion far from the second cylindrical portion one end be equipped with the first rounded corner, described second
One end that cylindrical portion is connect with the first cylindrical portion is equipped with the second rounded corner, and one end that the conus portion is connect with the second cylindrical portion is set
There is third rounded corner.
A kind of centreless grinding machine external grinding wheel optical axis provided by the utility model, structure is simple, easy to process, easy for installation,
The second cylindrical portion and third cylindrical portion is respectively set by the both ends in conus portion, which improves the bearing capacitys of optical axis.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure:
The first cylindrical portion of 1-；The second cylindrical portion of 2-；3- third cylindrical portion；The 4th cylindrical portion of 4-；The 5th cylindrical portion of 5-；6-
Six cylindrical portions；The 7th cylindrical portion of 7-；The 8th cylindrical portion of 8-；The 9th cylindrical portion of 9-；10- conus portion；11- axis block.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Referring to figure 1, one of the present embodiment centreless grinding machine external grinding wheel optical axis, including shaft body, shaft body
Cylindrical, shaft body includes sequentially connected spindle nose, axle body and axis tail, and spindle nose, axle body and axis tail integrated die-casting form, axis
Head includes sequentially connected first cylindrical portion 1, the second cylindrical portion 2, conus portion 10 and third cylindrical portion 3, and axle body includes the 4th circle
Column portion 4 and the 5th cylindrical portion 5, axis tail include sequentially connected 6th cylindrical portion 6, the 7th cylindrical portion 7, the 8th cylindrical portion 8 and
Nine cylindrical portions 9 are connected between third cylindrical portion 3 and the 4th cylindrical portion 4 by axis block 11, and the both ends of conus portion 10 are respectively set the
Two cylindrical portions 2 and third cylindrical portion 3 improve the bearing capacity of optical axis, and axis block 11 is for the limit as tail end bearing axial direction.
Conical head one end of conus portion 10 is connected with one end of the second cylindrical portion 2, the other end and the third circle of conus portion 10
Column portion 3 connects, and the first cylindrical portion 1 greatly improves the stress condition of optical axis, the second circle for installing a pair of of head end bearing
Column portion 2 is used for the locking nut of installation locking grinding wheel spindle sleeve, and such structure is convenient for disassembly and assembly, and conus portion 10 is for installing grinding wheel spindle
Set, third cylindrical portion 3 for installing head end sealing cover, head end sealing cover with optical axis rotary motion, while play sealing every
Dirty effect.
The outer diameter of conical head one end of conus portion 10 is greater than the outer diameter of the second cylindrical portion 2, the other end of conus portion 10 it is outer
Diameter is equal with the outer diameter of third cylindrical portion 3.
Outer diameter of the outer diameter of first cylindrical portion 1 less than the second cylindrical portion 2, third cylindrical portion 3, the 4th cylindrical portion the 4, the 6th circle
The outer diameter of column portion 6 and the 7th cylindrical portion 7 is equal, and the outer diameter of the 7th cylindrical portion 7 is greater than the outer diameter of the 8th cylindrical portion 8, the 8th circle
The outer diameter in column portion 8 is greater than the outer diameter of the 9th cylindrical portion 9, and the 4th cylindrical portion 4 is first to two pairing tail end bearings for installing, and the 5th
Cylindrical portion 5 is used for the dynamically balanced equilibrium region of optical axis, while optical axis temperature rise and thermal deformation caused by bearing rotary temperature rise are played
Certain nose balance damping action, the 6th cylindrical portion 6 are used to install the tail end bearing of second pair of two pairing, the 7th cylindrical portion
7 act on for inner ring locking positioning of the tail end two to bearing, and locking nut need to be used for predetermined torque locking, the 8th cylindrical portion 8
Tail end sealing lid is installed, tail end sealing lid plays sealing every dirty effect with optical axis rotary motion.
The shaft end portion of 9th cylindrical portion 9 is equipped with keyway, and the 9th cylindrical portion 9 is for installing driven V belt wheel.
One end far from the second cylindrical portion 2 of first cylindrical portion 1 is equipped with the first rounded corner, the second cylindrical portion 2 and the first circle
One end that column portion 1 connects is equipped with the second rounded corner, and one end that conus portion 10 is connect with the second cylindrical portion 2 is equipped with third rounded corner.
Embodiment of above is only to illustrate the technical ideas and features of the present invention, and its object is to allow be familiar with this skill
The people of art understands the content of the utility model and is implemented, and does not limit the protection scope of the present invention, and all
According to the equivalent change or modification that the spirit of the present invention is substantially done, should all cover within the protection scope of the present utility model.
Claims (6)
1. a kind of centreless grinding machine external grinding wheel optical axis, including shaft body, the shaft body are cylindrical, it is characterised in that: described
Shaft body includes sequentially connected spindle nose, axle body and axis tail, and the spindle nose, axle body and axis tail integrated die-casting form, the axis
Head includes sequentially connected first cylindrical portion (1), the second cylindrical portion (2), conus portion (10) and third cylindrical portion (3), the axis
Body includes the 4th cylindrical portion (4) and the 5th cylindrical portion (5), and the axis tail includes sequentially connected 6th cylindrical portion (6), the 7th circle
Column portion (7), the 8th cylindrical portion (8) and the 9th cylindrical portion (9) pass through between the third cylindrical portion (3) and the 4th cylindrical portion (4)
Axis block (11) connection.
2. a kind of centreless grinding machine external grinding wheel optical axis according to claim 1, it is characterised in that: the conus portion (10)
Conical head one end is connected with one end of second cylindrical portion (2), the other end and the third cylinder of the conus portion (10)
Portion (3) connection.
3. a kind of centreless grinding machine external grinding wheel optical axis according to claim 1, it is characterised in that: the conus portion (10)
The outer diameter of conical head one end is greater than the outer diameter of second cylindrical portion (2), the outer diameter of the other end of the conus portion (10) and institute
The outer diameter for stating third cylindrical portion (3) is equal.
4. a kind of centreless grinding machine external grinding wheel optical axis according to claim 1, it is characterised in that: first cylindrical portion
(1) outer diameter of the outer diameter less than the second cylindrical portion (2), the third cylindrical portion (3), the 4th cylindrical portion (4), the 6th cylindrical portion
(6) and the outer diameter of the 7th cylindrical portion (7) is equal, and the outer diameter of the 7th cylindrical portion (7) is greater than the outer of the 8th cylindrical portion (8)
Diameter, the outer diameter of the 8th cylindrical portion (8) are greater than the outer diameter of the 9th cylindrical portion (9).
5. a kind of centreless grinding machine external grinding wheel optical axis according to claim 1, it is characterised in that: the 9th cylindrical portion
(9) shaft end portion is equipped with keyway.
6. a kind of centreless grinding machine external grinding wheel optical axis according to claim 1, it is characterised in that: first cylindrical portion
(1) one end far from the second cylindrical portion (2) is equipped with the first rounded corner, and second cylindrical portion (2) and the first cylindrical portion (1) are even
The one end connect is equipped with the second rounded corner, and one end that the conus portion (10) connect with the second cylindrical portion (2) is equipped with third rounded corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821163729.0U CN208744547U (en) | 2018-07-20 | 2018-07-20 | A kind of centreless grinding machine external grinding wheel optical axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821163729.0U CN208744547U (en) | 2018-07-20 | 2018-07-20 | A kind of centreless grinding machine external grinding wheel optical axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208744547U true CN208744547U (en) | 2019-04-16 |
Family
ID=66056192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821163729.0U Active CN208744547U (en) | 2018-07-20 | 2018-07-20 | A kind of centreless grinding machine external grinding wheel optical axis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208744547U (en) |
-
2018
- 2018-07-20 CN CN201821163729.0U patent/CN208744547U/en active Active
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