CN207709888U - The modularization mainshaft mechanism of numerical control drilling machine - Google Patents
The modularization mainshaft mechanism of numerical control drilling machine Download PDFInfo
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- CN207709888U CN207709888U CN201721368082.0U CN201721368082U CN207709888U CN 207709888 U CN207709888 U CN 207709888U CN 201721368082 U CN201721368082 U CN 201721368082U CN 207709888 U CN207709888 U CN 207709888U
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- belt pulley
- main shaft
- numerical control
- drilling machine
- gearbox
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Abstract
The utility model discloses a kind of modularization mainshaft mechanisms of numerical control drilling machine, including spindle motor and spindle box, spindle motor is controlled by digital control system, spindle box is equipped with main shaft and the bearing assembly for installing main shaft, the gearbox being laterally arranged is equipped between spindle motor and main shaft, gearbox includes at least one set of drive pulley group, drive pulley group includes electrical machine belt pulley and primary shaft belt pulley, electrical machine belt pulley is connected with primary shaft belt pulley by V belt translation, spindle box is detachably connected by gearbox and numerical control drilling machine, spindle motor is arranged above gearbox, spindle box is arranged below gearbox, it is staggered with spindle motor, reserve the installation space being connect with numerical control drilling machine, main shaft is equipped with cutter.It the advantage is that, entire mainshaft mechanism modularization is independently arranged, realized and be driven by external motor, be conducive to production, installation and replacement.
Description
Technical field
The utility model is related to a kind of numerical control drilling machine more particularly to a kind of modularization mainshaft mechanisms of numerical control drilling machine.
Background technology
Currently, popularizing with numerically-controlled machine tool, more and more users' selection is set using numerically-controlled machine tool instead of machine tool
It is standby.Using numerically-controlled machine tool, production efficiency and Product Precision on the one hand can be improved；On the other hand the skill of operator is then reduced
It can requirement and labor intensity.
But during realizing numerical control transformation, structure has a variety of defects conventional drill press, influences NC postprocessing improvement.Its
Middle main problem is that the main shaft of conventional drill press is gear drive sleeve mechanism, this mechanism driving speed is slow, and positioning accuracy is poor, does not have
Interchangeability.Therefore, it is necessary to design the modularization mainshaft mechanism for the numerical control drilling machine that one can integrally replace, accelerate conventional drill press
Numerical control transformation.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is that a kind of modularization master for numerical control drilling machine
Axis mechanism.
The purpose of this utility model adopts the following technical scheme that realization：A kind of modularization mainshaft mechanism of numerical control drilling machine, packet
Spindle motor and spindle box are included, the spindle motor is controlled by digital control system, and the spindle box is equipped with main shaft and for pacifying
The bearing assembly for filling main shaft, is equipped with the gearbox being laterally arranged between the spindle motor and main shaft, the gearbox includes extremely
Few one group of drive pulley group, the drive pulley group include electrical machine belt pulley and primary shaft belt pulley, the electrical machine belt pulley and the main shaft
Belt wheel is connected by V belt translation, and the spindle box is detachably connected by the gearbox with numerical control drilling machine, the spindle motor
It is arranged above gearbox, the spindle box is arranged below the gearbox, is staggered, reserves with the spindle motor
The installation space being connect with numerical control drilling machine, the main shaft are equipped with cutter.
Further, cutter is clamped by Morse's taper in the main shaft.
Further, the quantity of the drive pulley group is 2 groups, the electrical machine belt pulley in the first drive pulley group and main shaft band
It is 1 to take turns transmission ratio:1；Electrical machine belt pulley and primary shaft belt pulley transmission ratio in second drive pulley group are 1:3.
Further, the bearing assembly includes two groups of angular contact ball bearings being arranged in the main shaft top and bottom,
It is equipped with upper cover above the angular contact ball bearing of upper end, is equipped with down below the angular contact ball bearing of lower end
Lid, the lower cover pass through screw and the spindle box Joint.
Further, the motor shaft on the spindle motor passes through the electrical machine belt pulley, and locks the electricity by gland
Machine belt wheel.
Further, the main shaft passes through the gearbox and the spindle motor, the main shaft to be equipped with for placing
The boss of primary shaft belt pulley and lock ring for locking primary shaft belt pulley, the lock ring are equipped with lock screw.
Compared with prior art, the beneficial effects of the utility model are：By entire mainshaft mechanism modularization, it is independently arranged,
It is realized and is driven by external motor, be conducive to production, installation and replacement.Spindle box is fixedly installed with gearbox, and main shaft passes through bearing
It is connected with spindle box, cutter is arranged on main shaft, without stretching, improves main shaft rigidity, positioning accuracy is high.
Description of the drawings
Fig. 1 is the structural schematic diagram of the mainshaft mechanism of the utility model embodiment；
Fig. 2 is the cross-sectional view of the mainshaft mechanism of the utility model embodiment.
In figure：10, spindle motor；11, motor shaft；12, gland；20, spindle box；21, main shaft；22, bearing assembly；23、
Angular contact ball bearing；231, upper cover；232, lower cover；233, screw；24, lock ring；25, lock screw；30, gearbox；31, it is driven
Belt wheel group；32, electrical machine belt pulley；33, primary shaft belt pulley；34, band；35, the first drive pulley group；36, the second drive pulley group；40、
Cutter.
Specific implementation mode
In the following, in conjunction with attached drawing and specific implementation mode, the utility model is described further, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
As shown in Figure 1 and Figure 2, the modularization mainshaft mechanism of a kind of numerical control drilling machine, including spindle motor 10 and spindle box 20,
Spindle motor 10 is controlled by digital control system, and spindle box 20 is equipped with main shaft 21 and the bearing assembly 22 for installing main shaft 21,
The gearbox 30 being laterally arranged is equipped between spindle motor 10 and main shaft, gearbox includes at least one set of drive pulley group 31, is passed
Movable belt pulley group 31 includes electrical machine belt pulley 32 and primary shaft belt pulley 33, and electrical machine belt pulley 32 and primary shaft belt pulley 33 are sequentially connected by band 34,
Spindle box 20 is detachably connected by gearbox 30 with numerical control drilling machine, and spindle motor 10 is arranged above gearbox 30, spindle box
20 are arranged below gearbox 30, are staggered with spindle motor 10, reserve the installation space being connect with numerical control drilling machine, main shaft
It is equipped with cutter 40.Digital control system controls spindle motor 10 and rotates, and spindle motor 10 drives electrical machine belt pulley 32 to rotate and drives master
Shaft pulley 33, primary shaft belt pulley 33 drive main shaft rotation, change main axis speed by gearbox, obtain ideal cutting side
Formula.
Preferably, main shaft by Morse's taper be clamped cutter 40, Morse's taper for stationary fit to be accurately positioned, mechanism
Main shaft torque is transmitted, while easy to disassemble using frictional force using long cone Morse's taper.
Preferably, the quantity of drive pulley group is 2 groups, the electrical machine belt pulley 32 in the first drive pulley group 35 and main shaft band
It is 1 to take turns 33 transmission ratios:1；Electrical machine belt pulley 32 and 33 transmission ratio of primary shaft belt pulley in second drive pulley group 36 are 1:3, it can be achieved that
High speed light cut and low-speed heavy cut switching.First drive pulley group is arranged in the top of the second drive pulley group.
Bearing assembly 22 includes two groups of angular contact ball bearings 23 being arranged in main shaft top and bottom, keeps the steady of main shaft
Property, 23 top of angular contact ball bearing for being located at upper end is equipped with upper cover 231, is located at below the angular contact ball bearing of lower end and is equipped with lower cover
232, lower cover 232 prevents dust from entering by screw 233 and 20 Joint of spindle box by the way that upper cover 231 and lower cover 232 is arranged
Main shaft influences main shaft work.
The connection type of spindle motor 10 and electrical machine belt pulley 32 is：Motor shaft 11 on spindle motor 10 passes through electrical machine belt pulley
32, and by 12 locking motor belt wheel 32 of gland, gland 12 is alternatively at locking nut or locking pin.Main shaft and primary shaft belt pulley 33
Connection type be：Main shaft passes through gearbox 30 and spindle motor 10, main shaft to be equipped with the boss for placing primary shaft belt pulley 33
With the lock ring 24 for locking primary shaft belt pulley 33, lock ring 24 is equipped with lock screw 25, with anti-dropout.
The above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacing belongs to
In the utility model range claimed.
Claims (6)
1. a kind of modularization mainshaft mechanism of numerical control drilling machine, which is characterized in that including spindle motor and spindle box, the main shaft electricity
Machine is controlled by digital control system, and the spindle box is equipped with main shaft and the bearing assembly for installing main shaft, the spindle motor
The gearbox being laterally arranged is equipped between main shaft, the gearbox includes at least one set of drive pulley group, the drive pulley
Group includes electrical machine belt pulley and primary shaft belt pulley, and the electrical machine belt pulley is connected with the primary shaft belt pulley by V belt translation, the spindle box
It is detachably connected with numerical control drilling machine by the gearbox, the spindle motor is arranged above gearbox, and the spindle box is set
It sets below the gearbox, is staggered with the spindle motor, reserve the installation space being connect with numerical control drilling machine, it is described
Main shaft is equipped with cutter.
2. the modularization mainshaft mechanism of numerical control drilling machine as described in claim 1, which is characterized in that the main shaft is bored by Mohs
Degree clamping cutter.
3. the modularization mainshaft mechanism of numerical control drilling machine as described in claim 1, which is characterized in that the number of the drive pulley group
Amount is 2 groups, and the electrical machine belt pulley in the first drive pulley group is 1 with primary shaft belt pulley transmission ratio:1；Electricity in second drive pulley group
Machine belt wheel is 1 with primary shaft belt pulley transmission ratio:3.
4. the modularization mainshaft mechanism of numerical control drilling machine as described in claim 1, which is characterized in that the bearing assembly includes setting
Two groups of angular contact ball bearings in the main shaft top and bottom are set, are located above the angular contact ball bearing of upper end equipped with upper
Lid, is located at below the angular contact ball bearing of lower end and is equipped with lower cover, and the lower cover passes through screw and the spindle box Joint.
5. the modularization mainshaft mechanism of numerical control drilling machine as described in claim 1, which is characterized in that the electricity on the spindle motor
Arbor passes through the electrical machine belt pulley, and locks the electrical machine belt pulley by gland.
6. the modularization mainshaft mechanism of numerical control drilling machine as described in claim 1, which is characterized in that the main shaft passes through the change
Fast case and the spindle motor, the main shaft are equipped with the boss for placing primary shaft belt pulley and the lock for locking primary shaft belt pulley
Ring, the lock ring are equipped with lock screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721368082.0U CN207709888U (en) | 2017-10-23 | 2017-10-23 | The modularization mainshaft mechanism of numerical control drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721368082.0U CN207709888U (en) | 2017-10-23 | 2017-10-23 | The modularization mainshaft mechanism of numerical control drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207709888U true CN207709888U (en) | 2018-08-10 |
Family
ID=63060599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721368082.0U Active CN207709888U (en) | 2017-10-23 | 2017-10-23 | The modularization mainshaft mechanism of numerical control drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207709888U (en) |
-
2017
- 2017-10-23 CN CN201721368082.0U patent/CN207709888U/en active Active
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