CN205798459U - Turnning and milling composite main shaft structure - Google Patents
Turnning and milling composite main shaft structure Download PDFInfo
- Publication number
- CN205798459U CN205798459U CN201620692971.1U CN201620692971U CN205798459U CN 205798459 U CN205798459 U CN 205798459U CN 201620692971 U CN201620692971 U CN 201620692971U CN 205798459 U CN205798459 U CN 205798459U
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- China
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- main shaft
- cam
- turnning
- fluted disc
- pull bar
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Abstract
This utility model provides a kind of turnning and milling composite main shaft structure, drive assembly including main spindle box, main shaft, actuated by cams assembly, belt pulley and drive changeover module, described main shaft is placed in described main spindle box and described main spindle box is run through at two ends, described main shaft one end is connected with chuck, the described main shaft other end is connected with driving changeover module, described belt pulley drives on assembly main shaft between described main spindle box and described driving changeover module, and described actuated by cams assembly is connected with described main shaft by driving changeover module.A kind of turnning and milling composite main shaft structure that this utility model provides, use and drive changeover module to realize belt pulley driving and cam-actuated switching, thus realize the slow-speed of revolution high torque of main shaft and the switching of high rpm low torque, thus realize same main shaft and realize high rpm low torque and slow-speed of revolution high torque simultaneously, meet the demand of turnning and milling compound lathe, there is simple in construction, the advantage of low cost.
Description
Technical field
This utility model relates to a kind of turnning and milling composite main shaft structure.
Background technology
Turning mainly carries out turnery processing with lathe tool to the workpiece rotated, and the wedging amount of lathe tool is less, and rotating speed is higher, needs
Main shaft is wanted to have high rotating speed and low moment of torsion, it is ensured that to have efficient process velocity；And Milling Process is to use the multi-blade cutter rotated
Tool cutting workpiece, cutter rotates, and workpiece moves, and milling amount is relatively big, accordingly, it would be desirable to main shaft has the slow-speed of revolution and high torque, it is ensured that
The location of cutter and angle adjustment.
At present, most turnning and milling compound lathe, the turning center being slightly modified on turning center, general is handle
The common turret of lathe changes the turret of drive cutter into, and main shaft increases C s function.This mode not only cost
Height, and due to turret structure, the restriction of overall dimensions, the power of unit head is little, and rotating speed is the highest, can not install bigger
Cutter.
Utility model content
Technical problem to be solved in the utility model is: according to the feature of complex milling machine tool, this utility model provides
A kind of turnning and milling composite main shaft structure, uses and drives changeover module to realize belt pulley driving and cam-actuated switching, thus realize
The slow-speed of revolution high torque of main shaft and the switching of high rpm low torque, thus realize same main shaft realize simultaneously high rpm low torque and
Slow-speed of revolution high torque, meets the demand of turnning and milling compound lathe.
The technical scheme that this utility model solves its technical problem to be taken is: a kind of turnning and milling composite main shaft structure, bag
Including main spindle box, main shaft, actuated by cams assembly, belt pulley driving assembly and drive changeover module, described main shaft is placed in described main shaft
Case is interior and described main spindle box is run through at two ends, and described main shaft one end is connected with chuck, the described main shaft other end and driving changeover module
Connecting, described belt pulley drives on assembly main shaft between described main spindle box and described driving changeover module, described cam
Drive assembly by driving changeover module to be connected with described main shaft.Actuated by cams assembly is for main shaft slow-speed of revolution high torque operating mode
Driving, belt pulley drives assembly for the driving of main shaft height rpm low torque operating mode.
Concrete, described driving changeover module includes hollow angling cylinder, pull bar, engagement fluted disc and rotates fluted disc, described
Pull bar one end is fixing with the push rod of described hollow angling cylinder to be connected, and the described pull bar other end runs through described actuated by cams assembly end
Portion is fixing with engagement fluted disc to be connected, and described pull bar is in transmission connection with described actuated by cams assembly, and described hollow angling cylinder drives
Described pull bar linear reciprocating motion realizes the engagement engaging fluted disc and rotation fluted disc and separates.
Concrete, described actuated by cams assembly includes that the first motor, cam box and cam, described cam are placed in described cam
In case, described first motor drives described cam rotation, and described pull bar passes from described cam center and is connected with described cam key,
And described pull bar can opposing cam linear reciprocating motion vertically.
Preferably, described cam is globoid cam.
Further, the side of described cam box is provided with engagement fluted disc gathering sill, and described engagement fluted disc is placed in described gathering sill
In.When pull bar drives engagement fluted disc to move back and forth, engagement fluted disc easily produces vibrations, therefore, sets outside the casing of cam box
There is gathering sill, reciprocatory movement engages fluted disc and slides in gathering sill, it is to avoid engage the shake of fluted disc, improve and nibble
Close accuracy.
Concrete, described belt pulley drives assembly to include that the second motor, belt and belt pulley, described belt pulley are fixed on institute
Stating on the main shaft rotated between fluted disc and main spindle box, described second motor, belt, belt pulley and main shaft are in transmission connection successively.
Further, in order to improve the control accuracy of main shaft, described main shaft is provided with encoder.By encoder feedback main shaft
Positional information to control system, control system adjusts the actuating speed of main shaft according to feedback result, thus realizes closing of main shaft
Ring controls.
Further, in order to realize the fixing of composite main shaft, also include that pedestal, described cam box and main spindle box are fixed on pedestal
Top.
Operation principle:
When carrying out turnery processing, it is desirable to provide high rpm low torque, drive pull bar to pull by hollow angling cylinder and nibble
Closing fluted disc and separate with rotating fluted disc, meanwhile, the second motor is rotated by belt and belt pulley drive shaft high speed low torque, it is achieved
Machining；
When carrying out Milling Process, it is desirable to provide slow-speed of revolution high torque, drive pull bar to promote by hollow angling cylinder and nibble
Closing fluted disc and engage with rotating fluted disc, meanwhile, the first motor drive arc face cam drives pull bar revolution, due to engagement fluted disc and rotation
Fluted disc is in engagement, drive shaft can turn round, completes slow-speed of revolution high torque function, it is achieved Milling Process.
The beneficial effects of the utility model are: a kind of turnning and milling composite main shaft structure that this utility model provides, and use and drive
Changeover module realizes belt pulley and drives and cam-actuated switching, thus realizes slow-speed of revolution high torque and the low torsion of high rotating speed of main shaft
The switching of square, thus realize same main shaft and realize high rpm low torque and slow-speed of revolution high torque simultaneously, meet turnning and milling compound lathe
Demand, there is simple in construction, the advantage of low cost.
Accompanying drawing explanation
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of this utility model most preferred embodiment.
In figure: 1, pedestal, 2, main spindle box, 3, main shaft, 4, chuck, the 5, first motor, 6, cam box, 7, cam, 8, belt
Wheel, 9, hollow angling cylinder, 10, pull bar, 11, engagement fluted disc, 12, rotate fluted disc, 13, gathering sill, 14, encoder.
Detailed description of the invention
Presently in connection with accompanying drawing, this utility model is described in detail.This figure is the schematic diagram simplified, the most in a schematic way
Basic structure of the present utility model is described, therefore it only shows the composition relevant with this utility model.
As it is shown in figure 1, a kind of turnning and milling composite main shaft structure of the present utility model, including pedestal 1, main spindle box 2, main shaft 3, convex
Wheel drive assembly, belt pulley drive assembly and drive changeover module, and wherein, actuated by cams assembly includes the first motor 5, cam box
6 and cam 7；Belt pulley drives assembly to include the second motor, belt and belt pulley 8；Changeover module is driven to include hollow revolution oil
Cylinder 9, pull bar 10, engagement fluted disc 11 and rotation fluted disc 12.
Main spindle box 2 and cam box 6 are fixed on above pedestal 1, in main shaft 3 is placed in main spindle box 2 and main spindle box 2 is run through at two ends,
Main shaft 3 one end is connected with chuck 4, and main shaft 3 other end is connected with rotating fluted disc 12, and belt pulley 8 is fixedly connected on main spindle box 2 and rotation
Turning on the main shaft 3 between fluted disc 12, the second motor, belt, belt pulley 8 and main shaft 3 are in transmission connection successively, and main shaft 3 is positioned at skin
The side of belt wheel 8 is additionally provided with encoder 14.
Pull bar 10 one end is fixing with the push rod of hollow angling cylinder 9 to be connected, and pull bar 10 other end passes side from cam 7 center
Wall is bonded with cam 7 endoporus, and the end of pull bar 10 other end is fixing with engagement fluted disc 11 to be connected, and pull bar 10 can be in cam 7
Axially reciprocating in hole, it is achieved engagement fluted disc 11 and rotate the engagement of fluted disc 12 and separate, drives pull bar 10 when cam 7 rotates
Synchronous axial system, cam 7 is placed in cam box 6, and the first motor 5 drives cam 7 to rotate, and cam 7 is globoid cam.Cam box 6
Side is provided with engagement fluted disc 11 gathering sill 13, and engagement fluted disc 11 is placed in gathering sill 13.Engagement fluted disc 11 is equivalent to piston head, leads
Be equivalent to the cylinder of piston to groove 13, pull bar 10 is equivalent to piston rod, and pull bar 10 drives engagement fluted disc 11 past in gathering sill 13
Multiple motion, improves reliability and kinematic accuracy.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant work
Personnel can carry out various change and amendment completely in the range of without departing from this utility model.This utility model
Technical scope is not limited to the content in description, it is necessary to determine its technical scope according to right.
Claims (8)
1. a turnning and milling composite main shaft structure, it is characterised in that: include main spindle box (2), main shaft (3), actuated by cams assembly, belt
Wheel drive assembly and drive changeover module, described main shaft (3) is placed in described main spindle box (2) and described main spindle box is run through at two ends
(2), described main shaft (3) one end is connected with chuck (4), and described main shaft (3) other end is connected with driving changeover module, described belt
Wheel drive assembly is positioned on the main shaft (3) between described main spindle box (2) and described driving changeover module, described actuated by cams assembly
By driving changeover module to be connected with described main shaft (3).
2. turnning and milling composite main shaft structure as claimed in claim 1, it is characterised in that: described driving changeover module includes middle backlash
Turning oil cylinder (9), pull bar (10), engagement fluted disc (11) and rotate fluted disc (12), described pull bar (10) one end is turned round with described hollow
The push rod of oil cylinder (9) is fixing to be connected, and described pull bar (10) other end runs through described actuated by cams assembly and engages fluted disc (11) admittedly
Fixed connection, described pull bar (10) is in transmission connection with described actuated by cams assembly, and described hollow angling cylinder (9) drives described pull bar
(10) linear reciprocating motion realizes the engagement engaging fluted disc (11) and rotation fluted disc (12) and separates.
3. turnning and milling composite main shaft structure as claimed in claim 2, it is characterised in that: described actuated by cams assembly includes the first electricity
Machine (5), cam box (6) and cam (7), described cam (7) is placed in described cam box (6), and described first motor (5) drives institute
Stating cam (7) to rotate, described pull bar (10) passes bonded with described cam (7) from described cam (7) center, and described pull bar
(10) can opposing cam (7) linear reciprocating motion vertically.
4. turnning and milling composite main shaft structure as claimed in claim 3, it is characterised in that: described cam (7) is globoid cam.
5. turnning and milling composite main shaft structure as claimed in claim 3, it is characterised in that: the side of described cam box (6) is provided with nibbles
Closing fluted disc gathering sill (13), described engagement fluted disc (11) is placed in described gathering sill (13).
6. turnning and milling composite main shaft structure as claimed in claim 3, it is characterised in that: described belt pulley drives assembly to include second
Motor, belt and belt pulley (8), described belt pulley (8) is fixed on the main shaft between described rotation fluted disc (12) and main spindle box (2)
(3), on, described second motor, belt, belt pulley (8) and main shaft (3) are in transmission connection successively.
7. turnning and milling composite main shaft structure as claimed in claim 6, it is characterised in that: described main shaft (3) is provided with encoder
(14)。
8. turnning and milling composite main shaft structure as claimed in claim 7, it is characterised in that: also include pedestal (1), described cam box
(6) it is fixed on above pedestal (1) with main spindle box (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620692971.1U CN205798459U (en) | 2016-07-01 | 2016-07-01 | Turnning and milling composite main shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620692971.1U CN205798459U (en) | 2016-07-01 | 2016-07-01 | Turnning and milling composite main shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205798459U true CN205798459U (en) | 2016-12-14 |
Family
ID=58139308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620692971.1U Active CN205798459U (en) | 2016-07-01 | 2016-07-01 | Turnning and milling composite main shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205798459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116700153A (en) * | 2023-08-04 | 2023-09-05 | 通用技术集团机床工程研究院有限公司 | Lathe mode and milling machine mode switching method and system and numerical control machine tool |
-
2016
- 2016-07-01 CN CN201620692971.1U patent/CN205798459U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116700153A (en) * | 2023-08-04 | 2023-09-05 | 通用技术集团机床工程研究院有限公司 | Lathe mode and milling machine mode switching method and system and numerical control machine tool |
| CN116700153B (en) * | 2023-08-04 | 2024-01-12 | 通用技术集团机床工程研究院有限公司 | Lathe mode and milling machine mode switching method and system and numerical control machine tool |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |