CN216065554U - Mechanical main shaft convenient to multi-direction installation - Google Patents
Mechanical main shaft convenient to multi-direction installation Download PDFInfo
- Publication number
- CN216065554U CN216065554U CN202120138449.XU CN202120138449U CN216065554U CN 216065554 U CN216065554 U CN 216065554U CN 202120138449 U CN202120138449 U CN 202120138449U CN 216065554 U CN216065554 U CN 216065554U
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- Prior art keywords
- main shaft
- fixed
- casing
- bearing
- screw
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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.)
- Expired - Fee Related
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- 238000009434 installation Methods 0.000 title claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 125000006850 spacer group Chemical group 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Auxiliary Devices For Machine Tools (AREA)
Abstract
The utility model provides a mechanical main shaft convenient to multi-direction installation, including casing and main shaft, the inside fixed multiunit base bearing base of casing, all install the base bearing that sets up with the main shaft coaxial line on the multiunit base bearing base, rotate between main shaft and the multiunit main bearing and be connected, one of front small cover is kept away from to the casing serves and is fixed with back spacer and back nut, be fixed with the long spline on the main shaft, and sliding fit has the spline housing on the long spline, the removal bearing of installing with main shaft coaxial line setting is rotated to the spline housing, removal bearing's outer lane fixed mounting has the retainer plate, rotate on the retainer plate and install the screw rod with main shaft axis parallel arrangement, screw-thread fit between screw rod and the casing, be equipped with a plurality of cooling tube in the casing. The stability of longer main shaft when using can be improved, the spline housing that passes through the removal to the main shaft is stabilized, can also adjust according to the lathe of in-service use.
Description
Technical Field
The utility model relates to the technical field of mechanical spindle equipment, in particular to a mechanical spindle convenient to mount in multiple directions.
Background
The mechanical main shaft comprises a shell-free motor, a main shaft, a main bearing, a main shaft unit shell, a driving module, a cooling device and the like. The rotor of the motor is integrated with the main shaft by adopting a press-fit method, and the main shaft is supported by the front main bearing and the rear main bearing. The stator of the motor is mounted in the housing of the spindle unit via a cooling jacket. The speed change of the spindle is controlled by the spindle drive module, while the temperature rise in the spindle unit is limited by the cooling device. The rear end of the main shaft is provided with a speed measuring and angle measuring displacement sensor, the inner taper hole and the end face at the front end are used for installing a cutter, the existing mechanical main shaft is provided with a longer main shaft, the main shaft is required to be provided with a spline housing when in use, but the main shaft is required to be arranged on a lathe which is not provided with a cylinder for use, the fixed position of the spline housing is required to be not fixed, and the universality of the main shaft is reduced.
SUMMERY OF THE UTILITY MODEL
In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a mechanical spindle convenient for multidirectional installation, which can improve the transmission effect of a long spindle during use, and can be adjusted according to the use of an actual lathe, so as to improve the universality of the spindle.
The mechanical main shaft convenient for multi-direction installation comprises a shell and a main shaft, wherein a plurality of groups of main bearing bases are fixed in the shell, main bearings coaxial with the main shaft are installed on the groups of main bearing bases, the main shaft is rotationally connected with the groups of main bearings, a front small cover is fixed at one end of the shell, a sealing ring is fixed between the front small cover and the shell, a dustproof cover is fixed at one end of the front small cover, which is far away from the shell, a rear spacer sleeve and a rear nut are fixed at one end of the shell, which is far away from the front small cover, the main shaft is rotationally connected with the rear spacer sleeve and the rear nut, a long spline is fixed on the main shaft, a spline sleeve is slidably matched on the long spline sleeve, a movable bearing arranged coaxially with the main shaft is rotationally installed on the spline sleeve, and a fixed ring is fixedly installed on the outer ring of the movable bearing, the fixed ring is rotatably provided with a screw rod arranged in parallel with the axis of the main shaft, the screw rod is in threaded fit with the shell, and the shell is internally provided with a plurality of cooling pipelines.
Preferably, the effective length of the long splines is 240 mm.
Preferably, a rotating handle is fixed at one end of the screw rod close to the fixed ring.
Preferably, a guide rod with an axis parallel to the axis of the screw is fixed on the fixed ring, and the guide rod is in sliding fit with the shell.
Preferably, the screw and the end of the guide rod far away from the rotating handle are both fixed with a baffle.
Preferably, a supporting plate is fixed on the fixing ring, a plurality of ejector rods distributed along the circumference of the axis of the main shaft in an array mode are in threaded fit on the supporting plate, and the axes of the ejector rods are perpendicular to the axis of the main shaft.
Preferably, the end, far away from each other, of each ejector rod is fixed with an ejector block, and the ejector blocks are made of rubber.
Preferably, the spline sleeve is fixed with fan blades.
The utility model has the beneficial effects that: the stability of longer main shaft when using can be improved, the spline housing that passes through the removal to the main shaft is stabilized, can also adjust according to the lathe of in-service use, and further improvement device's result of use improves fixed effect and efficiency to the spline housing, reduces operating personnel's intensity of labour, further improvement device's result of use.
Drawings
Fig. 1 is a schematic view of the overall internal structure of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1, a mechanical main shaft 1 convenient for multi-directional installation comprises a housing 2 and a main shaft 1, wherein a plurality of groups of main bearing bases are fixed inside the housing 2, main bearings 3 coaxial with the main shaft 1 are all installed on the plurality of groups of main bearing bases, and the main shaft 1 is rotatably connected with the plurality of groups of main bearing bases 3, and is characterized in that a front small cover 5 is fixed on one end of the housing 2, a sealing ring is fixed between the front small cover 5 and the housing 2, a dust cover 4 is fixed on one end of the front small cover 5, which is far away from the housing 2, a rear spacer 9 and a rear nut 8 are fixed on one end of the housing 2, which is far away from the front small cover 5, the main shaft 1 is rotatably connected with the rear spacer 9 and the rear nut 8, a long spline is fixed on the main shaft 1, a spline housing 15 is slidably fitted on the long spline, a movable bearing 14 coaxial with the main shaft 1 is rotatably installed on the spline housing 15, the outer ring of the movable bearing 14 is fixedly provided with a fixed ring 12, the fixed ring 12 is rotatably provided with a screw 7 arranged in parallel with the axis of the main shaft 1, the screw 7 is in threaded fit with the shell 2, and the shell 2 is internally provided with a plurality of cooling pipelines 6.
When the device is used, the device is firstly installed on a machine tool which needs to be used, the spline sleeve 15 is connected with the machine tool, so that a longer spindle 1 can be supported, the stability of the spindle 1 in use is improved, dust can be blocked by arranging the sealing ring and the dust cover 4, the dust is prevented from entering the spindle 1, the service life of the spindle 1 is prolonged, heat generated in the use of the spindle 1 can be rapidly dissipated by arranging the plurality of cooling pipelines 6, the stability of the spindle 1 in use is further improved, when the spindle 1 is installed, different lathe structures are different, the positions of the spline sleeve 15 which needs to be fixed are different, at the moment, the screw 7 can be rotated, so that the screw 7 drives the spline sleeve 15 to move, and the spline sleeve 15 is moved along with the arrangement of the moving bearing 14, so that the stability of the spindle 1 in use is further improved, and the spline housing 15 convenient to remove can further improve the convenience of main shaft 1 installation, and screw 7 has self-locking function, and improvement main shaft 1 that can further use makes stability.
The effective length of the long spline is 240 mm.
The effective length is limited, so that the movement position of the spline housing 15 can be limited.
A rotating handle 13 is fixed on one end of the screw 7 close to the fixed ring 12.
The convenience when the handle 13 is rotated to further improve and operate the screw rod 7 is realized through the setting, and the convenience and effect are improved when the device is used.
And a guide rod 20 with the axis parallel to the axis of the screw 7 is fixed on the fixed ring 12, and the guide rod 20 is in sliding fit with the shell 2.
By providing the guide rod 20, the stability of the spline housing 15 during use and movement can be further improved.
And a baffle plate 10 is fixed on one ends of the screw rod 7 and the guide rod 20 far away from the rotating handle 13.
The baffle 10 can avoid the separation of the guide rod 20 and the screw 7, and further improve the using effect of the main shaft 1.
A supporting plate 16 is fixed on the fixing ring 12, a plurality of ejector rods 17 distributed along the axis of the main shaft 1 in a circumferential array mode are in threaded fit on the supporting plate 16, and the axes of the ejector rods 17 are perpendicular to the axis of the main shaft 1.
In order to improve the fixing efficiency of the spline housing 15, the plurality of ejector rods 17 are arranged, when the spline housing 15 is used, after the spline housing 15 moves to a required position, the plurality of ejector rods 17 are rotated, and the ejector rods 17 are in contact with a lathe, so that the spline housing 15 is quickly fixed, the mounting efficiency of the spindle 1 is improved, and the labor intensity of an operator is reduced.
And the ends of the ejector rods 17 far away from each other are respectively fixed with an ejector block 18, and the ejector blocks 18 are made of rubber.
The rubber top block 18 can improve stability during fixing and further improve the use effect of the spindle 1.
The spline housing 15 is fixed with fan blades 19.
The fan blades 19 on the spline housing 15 can blow air to the spline housing 15, so that the movable bearing 14 is cooled by air, and the using effect of the spindle 1 is further improved.
The utility model has the beneficial effects that: the stability of longer main shaft 1 when using can be improved, stabilize the main shaft through the spline housing that removes, can also adjust according to the lathe of in-service use, and further improvement device's result of use improves fixed effect and efficiency to the spline housing, reduces operating personnel's intensity of labour, further improvement device's result of use.
The above-mentioned embodiments do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention by those skilled in the art should be included in the protection scope defined by the claims of the present invention without departing from the design concept of the present invention.
Claims (8)
1. The utility model provides a machinery main shaft convenient to multi-direction installation, includes casing (2) and main shaft (1), the inside fixed multiunit base bearing base of casing (2), all install on the multiunit base bearing base and main bearing (3) that set up with main shaft (1) coaxial line, main shaft (1) is connected with rotating between multiunit main bearing (3), its characterized in that, be fixed with preceding tegillum (5) on one end of casing (2), be fixed with the sealing ring between preceding tegillum (5) and casing (2), be fixed with shield (4) on the one end that preceding tegillum (5) deviates from casing (2) preceding tegillum (5) is kept away from in casing (2) one end and be fixed with back spacer (9) and back nut (8), rotate between main shaft (1) and back spacer (9) and back nut (8) and be connected, be fixed with the long spline on main shaft (1), just sliding fit has spline housing (15) on the long spline, rotate on spline housing (15) and install removal bearing (14) that set up with main shaft (1) coaxial line, the outer lane fixed mounting of removing bearing (14) has retainer plate (12), rotate on retainer plate (12) and install screw rod (7) with main shaft (1) axis parallel arrangement, screw-thread fit between screw rod (7) and casing (2), be equipped with a plurality of cooling ducts (6) in casing (2).
2. A machine spindle for facilitating multidirectional mounting as in claim 1 wherein the effective length of the long splines is 240 mm.
3. A machine spindle facilitating multidirectional mounting according to claim 1, characterised in that a rotating handle (13) is fixed to the end of the screw (7) close to the fixed ring (12).
4. A machine spindle facilitating multidirectional mounting according to claim 1, wherein a guide rod (20) having an axis parallel to the axis of the screw (7) is fixed to the fixed ring (12), and the guide rod (20) is in sliding fit with the housing (2).
5. A machine spindle facilitating multidirectional mounting according to claim 1, wherein the screw (7) and the end of the guide rod (20) remote from the handle (13) are fixed with a baffle (10).
6. The machine spindle convenient for multidirectional installation as in claim 1, wherein a support plate (16) is fixed on the fixing ring (12), a plurality of ejector rods (17) distributed along the axis of the spindle (1) in a circumferential array are in threaded fit on the support plate (16), and the axes of the ejector rods (17) are all perpendicular to the axis of the spindle (1).
7. The machine spindle facilitating multidirectional installation according to claim 6, wherein an end of each of the plurality of ejector rods (17) away from each other is fixed with an ejector block (18), and the ejector blocks (18) are made of rubber.
8. A machine spindle facilitating multidirectional mounting according to claim 1, characterised in that said splined hub (15) has fan blades (19) fixed thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120138449.XU CN216065554U (en) | 2021-01-19 | 2021-01-19 | Mechanical main shaft convenient to multi-direction installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120138449.XU CN216065554U (en) | 2021-01-19 | 2021-01-19 | Mechanical main shaft convenient to multi-direction installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216065554U true CN216065554U (en) | 2022-03-18 |
Family
ID=80634368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120138449.XU Expired - Fee Related CN216065554U (en) | 2021-01-19 | 2021-01-19 | Mechanical main shaft convenient to multi-direction installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216065554U (en) |
-
2021
- 2021-01-19 CN CN202120138449.XU patent/CN216065554U/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: 20220318 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |