CN109746746A - A kind of machine tool chief axis transmission component and the planer-type milling machine using the transmission component - Google Patents
A kind of machine tool chief axis transmission component and the planer-type milling machine using the transmission component Download PDFInfo
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- CN109746746A CN109746746A CN201811629256.3A CN201811629256A CN109746746A CN 109746746 A CN109746746 A CN 109746746A CN 201811629256 A CN201811629256 A CN 201811629256A CN 109746746 A CN109746746 A CN 109746746A
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- belt wheel
- synchronous belt
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- synchronous
- active synchronization
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Abstract
A kind of machine tool chief axis transmission component and the planer-type milling machine using the transmission component, spindle drive component includes spindle motor, active synchronization belt wheel I is installed on the output shaft of spindle motor, active synchronization belt wheel I engages synchronous belt I, synchronous belt I engages passive and synchronous band I, passive and synchronous belt wheel I is mounted on one end of transmission shaft, the other end of transmission shaft is also equipped with active synchronization belt wheel II, active synchronization belt wheel II engages synchronous belt II, synchronous belt II engages passive and synchronous belt wheel II, and passive and synchronous belt wheel II is connected on main shaft；The output shaft of spindle motor coincides with spindle centerline, and transmission shaft is located at the side of main shaft.This spindle drive component uses secondary synchronization V belt translation, increases transmission ratio, and reserved space to slide secondary change on lathe；It is secondary using hard rail sliding between the slide carriage and ram of this milling machine, the bearing capacity of sliding rail is increased, the cooperation precision between component is improved, is especially reduction of lathe production cost, is suitable for heavy duty machine tools and uses.
Description
Technical field
The present invention relates to Machine Tool design technical fields to further relate to apply more particularly, to a kind of machine tool chief axis transmission component
The planer-type milling machine of the transmission component.
Background technique
The spindle box kind of drive of traditional machine tool is that the power of spindle motor output is transferred to master through level synchronization V belt translation
On axis, according to the kind of drive, spindle motor is located at the side of main shaft, the i.e. central axis and main shaft of spindle motor output shaft
It does not coincide, as shown in Fig. 1.What attached drawing 2 and attached drawing 3 provided is using the planer-type milling machine of spindle box shown in attached drawing 1, main shaft electricity
Machine is connected on ram, and linear slide rail pair is set between ram and slide carriage, and under lead screw driving, ram can be along being arranged on slide carriage
Line rail is moved up and down with respect to workbench.
The above-mentioned kind of drive is modularization member due to using the linear slide rail pair being made of rolling guide, rolling guide
Part, the standardised series product of the special producer's production of the general outsourcing of machine tool manufacturer.Its advantage is that frictional resistance is small, movement speed
Degree is fast, and resistance is small, and lubrication is convenient, is conveniently replaceable, the disadvantage is that poor rigidity, bearing capacity are poor, especially its is at high cost, is unfavorable for machine
The promotion of bed manufacturer overall competitiveness.
Summary of the invention
Present invention firstly provides a kind of machine tool chief axis transmission component, the setting of second level V belt translation and transmission shaft changes in the component
The positional relationship between traditional machine tool main shaft and motor output shaft center line is become, has been left for the secondary setting of lathe hard rail sliding
Space, excentric sleeve are more convenient to operate the tensioning of transmission belt；The invention also discloses a kind of planer-type milling machine, which exists
It is secondary that hard rail sliding is used under the premise of changing spindle drive mode, between slide carriage and ram, reduces the life of lathe producer
Cost is produced, and improves the rigidity and bearing capacity of sliding rail, the technical solution adopted is that: a kind of machine tool chief axis transmission component, packet
Spindle motor is included, active synchronization belt wheel I is installed on the output shaft of the spindle motor, it is characterised in that: the active synchronization band
I engagement synchronous belt I of wheel, the synchronous belt I engage passive and synchronous band I, and the passive and synchronous belt wheel I is mounted on the one of transmission shaft
End, the other end of the transmission shaft are also equipped with active synchronization belt wheel II, and the active synchronization belt wheel II engages synchronous belt II, institute
It states synchronous belt II and engages passive and synchronous belt wheel II, the passive and synchronous belt wheel II is connected on main shaft；The spindle motor it is defeated
Shaft coincides with spindle centerline, and the transmission shaft is located at the side of main shaft.Between secondary transmission V belt translation and two-stage transmission
Through being driven axis connection, so that main shaft is overlapped with spindle motor axis, installation space is left for the secondary use of hard rail sliding.
For the elasticity of timely, convenient adjustment synchronous belt, the transmission component further includes excentric sleeve, the transmission shaft
At least part is sleeved in excentric sleeve, is equipped with rolling bearing between the excentric sleeve and transmission shaft.The eccentric shaft
It puts on and is connected with axle bed.Rotating eccentric sleeve, changes the position of center line of transmission shaft, and then the rate of tension of synchronous belt can be adjusted.
Technical solution of the present invention is also: a kind of planer-type milling machine, including lathe bed and workbench, sets sliding rail, sliding rail on lathe bed
Be slidably connected ram, and one end of the main shaft in ram towards workbench sets cutter chuck, sets spindle drive in the ram
Component, it is characterised in that: the spindle drive component includes spindle motor, and installation is actively same on the output shaft of the spindle motor
Belt wheel I is walked, the active synchronization belt wheel I engages synchronous belt I, and the synchronous belt I engages passive and synchronous band I, described passive and synchronous
Belt wheel I is mounted on one end of transmission shaft, and the other end of the transmission shaft is also equipped with active synchronization belt wheel II, the active synchronization
Belt wheel II engages synchronous belt II, and the synchronous belt II engages passive and synchronous belt wheel II, and the passive and synchronous belt wheel II is connected to master
On axis, output shaft and the spindle centerline of the spindle motor coincide, and the transmission shaft is located at the side of main shaft.
The spindle motor is connected on ram.Ram drives sliding rail of the spindle drive component on slide carriage to move up and down.
The lathe bed includes pedestal, the column positioned at pedestal top, and the crossbeam above column, on the crossbeam
Equipped with accommodating chamber can be equipped with respect to the slide carriage of cross beam movement, the slide carriage, set at least three inner surfaces of the accommodating chamber
There is friction plate, the ram has the sliding friction surface cooperated with the friction plate.Friction plate is set on the inner surface of accommodating chamber,
The outer surface and ram outer surface of friction plate cooperatively form hard rail sliding pair, to increase bearing strength.
In view of sliding the needs of precision, friction is equipped on four inner surfaces of the accommodating chamber of this planer-type milling machine
Plate.
In view of the convenience of durability and finishing, the friction plate is copper sheet.
The beneficial effects of the present invention are: this spindle drive component uses secondary synchronization V belt translation, increases transmission ratio, and
Space has been reserved in change to slide secondary on lathe；It is secondary using hard rail sliding between the slide carriage and ram of this milling machine, increase cunning
The bearing capacity of rail improves the cooperation precision between component, is especially reduction of lathe production cost, makes suitable for heavy duty machine tools
With.
Detailed description of the invention
Attached drawing 1 is machine tool chief axis transmission component structural schematic diagram in the prior art, and attached drawing 2 is planer-type milling machine in the prior art
Structural schematic diagram, attached drawing 3 are the side views of attached drawing 2, and attached drawing 4 is that linear slide rail auxiliary structure schematic diagram, attached drawing 5 are in the prior art
Spindle drive component structure diagram disclosed by the invention, attached drawing 6 are hard rail sliding auxiliary structure schematic diagrames disclosed by the invention.Its
In 1 be spindle motor, 2 be active synchronization belt wheel I, and 3 be passive and synchronous belt wheel I, and 4 be transmission shaft, and 5 be excentric sleeve, and 6 be axis
Seat, 7 be active synchronization belt wheel II, and 8 be passive and synchronous belt wheel II, and 9 be main shaft, and 10 be ram, and 11 be bearing, and 12 be rotary coding
Device, 13 be loose knife oil cylinder, and 14 be rolling bearing.21 be lathe bed, and 211 be pedestal, and 212 be column, and 213 be crossbeam, and 214 be to slip
Plate, 22 be workbench, and 23 be sliding rail, and 231 be line rail, and 232 be friction plate, and 233 be line rail sliding block.
Specific embodiment
With reference to the accompanying drawing, description of specific embodiments of the present invention.The present invention discloses a kind of lathe first
Spindle drive component, including spindle motor 1 install active synchronization belt wheel I 2, active synchronization belt wheel on the output shaft of spindle motor 1
I 2 engagement synchronous belts I, synchronous belt I engage passive and synchronous band I 3, and passive and synchronous belt wheel I 3 is mounted on one end of transmission shaft 4, transmission
The other end of axis 4 is also equipped with active synchronization belt wheel II 7, and active synchronization belt wheel II 7 engages synchronous belt II, and synchronous belt II engages quilt
Dynamic synchronous pulley II 8, passive and synchronous belt wheel II 8 are connected on main shaft 9, and the output shaft of spindle motor 1 is mutually be overlapped with spindle centerline
It closes, transmission shaft 4 is located at the side of main shaft 9.The power output of spindle motor 1 is to active synchronization belt wheel I 2, through active synchronization belt wheel I
2 drive to passive and synchronous belt wheel I 3, and passive and synchronous belt wheel I 3 is mounted on transmission shaft 4, and then drive coaxial mounted active same
Belt wheel II 7 is walked, main shaft 9 is driven to through passive and synchronous belt wheel II 8, main shaft 9 is driven to rotate.
In view of cooperation hard rail slides secondary needs, and the requisite space of the secondary installation of hard rail sliding is reserved on lathe,
This spindle drive component uses level-one V belt translation form of the structure type of secondary synchronization V belt translation instead of traditional structure, cloth
After the completion of office, the output shaft centre line of main shaft 9 and spindle motor 1 is overlapped.
This transmission component further includes excentric sleeve 5, and 4 at least part of transmission shaft is sleeved in excentric sleeve 5, excentric sleeve
Rolling bearing 14 is installed between 5 and transmission shaft 4.Axle bed 6 is also connected on excentric sleeve 5, can by tool clamp axle bed 6 with
Eccentric rotation axis set 5, adjusts the rate of tension of synchronous belt.
The invention also discloses a kind of planer-type milling machine, which includes lathe bed 21 and workbench 22, and lathe bed 22 includes
Pedestal 211, the column 212 positioned at 211 top of pedestal, and the crossbeam 213 above column 212, crossbeam 213 is equipped with can
The slide carriage 214 mobile relative to crossbeam 213.Set sliding rail 23 on slide carriage 214, sliding rail 23 is slidably connected ram 10, and spindle motor 1 connects
On ram 10, one end of main shaft 9 towards workbench 22 in ram 10 sets cutter chuck.Spindle drive component includes master
Spindle motor 1 installs active synchronization belt wheel I 2 on the output shaft of spindle motor 1, and active synchronization belt wheel I 2 engages synchronous belt I, synchronous
Band I engages passive and synchronous band I 3, and passive and synchronous belt wheel I 3 is mounted on one end of transmission shaft 4, and the other end of transmission shaft 4 is also equipped with
Active synchronization belt wheel II 7, active synchronization belt wheel II 7 engage synchronous belt II, and synchronous belt II engages passive and synchronous belt wheel II 8, passively
Synchronous pulley II 8 is connected on main shaft 9, and output shaft and the spindle centerline of spindle motor 1 coincide, and transmission shaft 4 is located at main shaft 9
Side.
Slide carriage 214 is equipped with accommodating chamber, and at least three inner surfaces of accommodating chamber are equipped with friction plate 232, in the present embodiment,
For the reliability for guaranteeing precision needs and being slidably matched, ram 10 has the sliding friction surface cooperated with friction plate 232, accommodating chamber
Four inner surfaces on be equipped with friction plate, selection friction plate is copper sheet.In this way, four outer surfaces of the ram by finishing
Cooperate with corresponding friction plate, composition hard rail sliding is secondary.Since hard rail sliding pair is for lathe manufacturer, without outer
Purchase, and bearing capacity with higher and wearability have preferable economic benefit.
Certainly, above description is not limitation of the present invention, and the present invention is also not limited to the example above, the art
The variations, modifications, additions or substitutions that those of ordinary skill is made within the essential scope of the present invention also belong to guarantor of the invention
Protect range.
Claims (8)
1. a kind of machine tool chief axis transmission component, including spindle motor, active synchronization band is installed on the output shaft of the spindle motor
Wheel I, it is characterised in that: the active synchronization belt wheel I engages synchronous belt I, and the synchronous belt I engages passive and synchronous band I, the quilt
Dynamic synchronous pulley I is mounted on one end of transmission shaft, and the other end of the transmission shaft is also equipped with active synchronization belt wheel II, the master
Dynamic synchronous pulley II engages synchronous belt II, and the synchronous belt II engages passive and synchronous belt wheel II, and the passive and synchronous belt wheel II connects
It connects on main shaft；The output shaft of the spindle motor coincides with spindle centerline, and the transmission shaft is located at the side of main shaft.
2. machine tool chief axis transmission component described in accordance with the claim 1, it is characterised in that: the transmission component further includes eccentric shaft
Set, described transmission shaft at least part are sleeved in excentric sleeve, are equipped with rotation axis between the excentric sleeve and transmission shaft
It holds.
3. machine tool chief axis transmission component according to claim 2, it is characterised in that: be connected with axis on the excentric sleeve
Seat.
4. a kind of planer-type milling machine, including lathe bed and workbench, sliding rail is set on lathe bed, sliding rail is slidably connected ram, is located in ram
One end of main shaft towards workbench set cutter chuck, spindle drive component is set in the ram, it is characterised in that: the main shaft
Transmission component includes spindle motor, and active synchronization belt wheel I, the active synchronization belt wheel are installed on the output shaft of the spindle motor
I engagement synchronous belt I, the synchronous belt I engage passive and synchronous band I, and the passive and synchronous belt wheel I is mounted on one end of transmission shaft,
The other end of the transmission shaft is also equipped with active synchronization belt wheel II, and the active synchronization belt wheel II engages synchronous belt II, described
Synchronous belt II engages passive and synchronous belt wheel II, and the passive and synchronous belt wheel II is connected on main shaft, the output of the spindle motor
Axis coincides with spindle centerline, and the transmission shaft is located at the side of main shaft.
5. planer-type milling machine according to claim 4, it is characterised in that: the spindle motor is connected on ram.
6. planer-type milling machine according to claim 4, it is characterised in that: the lathe bed includes pedestal, positioned at pedestal top
Column, and the crossbeam above column, the crossbeam are equipped with and can be equipped with respect to the slide carriage of cross beam movement, the slide carriage
Accommodating chamber, at least three inner surfaces of the accommodating chamber are equipped with friction plate, and the ram has to be cooperated with the friction plate
Sliding friction surface.
7. planer-type milling machine according to claim 6, it is characterised in that: be equipped with and rub on four inner surfaces of the accommodating chamber
Wiping board.
8. planer-type milling machine according to claim 6, it is characterised in that: the friction plate is copper sheet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821864430 | 2018-11-13 | ||
| CN2018218644308 | 2018-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109746746A true CN109746746A (en) | 2019-05-14 |
Family
ID=66403217
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822236137.3U Active CN209319364U (en) | 2018-11-13 | 2018-12-28 | A kind of machine tool chief axis transmission component and the planer-type milling machine using the transmission component |
| CN201811629256.3A Withdrawn CN109746746A (en) | 2018-11-13 | 2018-12-28 | A kind of machine tool chief axis transmission component and the planer-type milling machine using the transmission component |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822236137.3U Active CN209319364U (en) | 2018-11-13 | 2018-12-28 | A kind of machine tool chief axis transmission component and the planer-type milling machine using the transmission component |
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| Country | Link |
|---|---|
| CN (2) | CN209319364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014761A (en) * | 2019-12-13 | 2020-04-17 | 西安飞机工业（集团）有限责任公司 | Large-span weak-rigidity gantry flexible hole making device |
-
2018
- 2018-12-28 CN CN201822236137.3U patent/CN209319364U/en active Active
- 2018-12-28 CN CN201811629256.3A patent/CN109746746A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014761A (en) * | 2019-12-13 | 2020-04-17 | 西安飞机工业（集团）有限责任公司 | Large-span weak-rigidity gantry flexible hole making device |
| CN111014761B (en) * | 2019-12-13 | 2021-02-09 | 西安飞机工业（集团）有限责任公司 | Large-span weak-rigidity gantry flexible hole making device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN209319364U (en) | 2019-08-30 |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190514 |