CN201151059Y - Principal axis orientation system of machine tool - Google Patents
Principal axis orientation system of machine tool Download PDFInfo
- Publication number
- CN201151059Y CN201151059Y CNU2008200921092U CN200820092109U CN201151059Y CN 201151059 Y CN201151059 Y CN 201151059Y CN U2008200921092 U CNU2008200921092 U CN U2008200921092U CN 200820092109 U CN200820092109 U CN 200820092109U CN 201151059 Y CN201151059 Y CN 201151059Y
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- CN
- China
- Prior art keywords
- main shaft
- machine tool
- spindle motor
- photoelectric encoder
- orientation system
- Prior art date
- 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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Abstract
The utility model discloses an orientation system of a main shaft, in particular to an orientation system of a main shaft of a machine tool used for vertical milling machining center, which comprises a main shaft motor, a main shaft, a frequency-changer and a control system, wherein the control system controls the frequency-changer to work, the frequency-changer drives the main shaft motor, the main shaft motor is connected with the main shaft, a photoelectric encoder is connected on a rotor of the main shaft motor, the signal output end of the photoelectric encoder is connected with the signal input end of a positioning card, and the signal output end of the positioning card is connected with the signal input end of the frequency-changer. The utility model has the advantages of simple structure, convenient assembly and use, and low cost-price. The orientation system can be used for various digital control machine tools such as a high-grade machine tool, a middle-grade machine tool or a low-grade machine tool, can increase the function of automatically replacing cutters to a middle-grade machine tool or a low-grade machine tool, and can reduce the cost of a high-grade machine tool, and can effectively guarantee the accurate positioning when the main shaft of the machine tool stops.
Description
Affiliated technical field
The utility model discloses a kind of main shaft orientation system, particularly a kind of machine tool chief axis orientation system that is used for the vertical milling machining center.
Background technology
In the prior art, Gao Dang vertical milling machining center comparatively, the main motion control device on the lathe all are the AC servo spindle control systems that adopts, and to reach the function of the directed automatic tool changer of main shaft, still, its system costs an arm and a leg.In some low and middle-grade Digit Control Machine Tools, there is not the automatic tool changer function, bring a lot of inconveniences to use.
Summary of the invention
At not having the automatic tool changer function in the above-mentioned of the prior art low and middle-grade Digit Control Machine Tools of mentioning, the expensive shortcoming of AC servo spindle control system on the high-grade vertical milling machining center, the utility model provides a kind of new machine tool chief axis orientation system, it is the coaxial photoelectric encoder that is installed with on the rotor of spindle motor, the photoelectric encoder signal output part is connected with the signal input part of locator card, the signal output part of locator card is connected with the signal input part of frequency converter, the work of frequency converter drives spindle motor, spindle motor drives main shaft and rotates.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of machine tool chief axis orientation system, comprise spindle motor, main shaft, frequency converter, control system, the work of control system control frequency converter, the frequency converter drives spindle motor, spindle motor is connected with main shaft, be connected with photoelectric encoder on the rotor of spindle motor, the photoelectric encoder signal output part is connected with the signal input part of locator card, and the signal output part of locator card is connected with the signal input part of frequency converter.
The technical scheme that its technical problem that solves the utility model adopts further comprises:
The rotor on the described photoelectric encoder and the rotor coaxial of spindle motor are fixed together.
Be connected by driving-belt between described spindle motor and the main shaft.
The beneficial effects of the utility model are: the utility model is simple in structure, and is easy to install, and cost price is lower.The utility model can be used in the Digit Control Machine Tool of various low-medium-high levels, makes low and middle-grade lathes increase the automatic tool changer functions, and the cost of high-grade lathe is reduced, and the accurate location can guarantee effectively that machine tool chief axis stops the time.
Below in conjunction with the drawings and specific embodiments the utility model is described further.
Description of drawings
Fig. 1 the utility model system architecture schematic diagram.
Among the figure, 1-spindle motor, 2-main shaft, 3-driving-belt, 4-photoelectric encoder, 5-locator card, 6-frequency converter, 7-control system.
The specific embodiment
Present embodiment is the utility model preferred implementation, and other all its principles are identical with present embodiment or approximate with basic structure, all within the utility model protection domain.
The utility model is mainly used in the vertical milling machining center, and wherein, other critical pieces of vertical milling machining center are with of the prior art identical, and the utility model improves its main shaft 2 localization parts, and present embodiment is mainly introduced improvement part.Please referring to accompanying drawing 1, in the present embodiment, main mechanical part comprises spindle motor 1 and main shaft 2, spindle motor 1 is the main motion motor of lathe, promptly produce the motor of cutting force, the rotor of spindle motor 1 is connected with main shaft 2 by driving-belt 3, rotates by spindle motor 1 drive shaft 2.The signal output part of control system 7 is connected with the signal input part of frequency converter 6, the signal output part of frequency converter 6 is connected with spindle motor 1 corresponding Wiring port respectively with power output end, the output frequency of control system 7 control frequency converters 6, frequency converter 6 drives spindle motor 1 are rotated.Be installed with a photoelectric encoder 4 with the rotor coaxial of spindle motor 1, the part of data acquisition of photoelectric encoder 4 and spindle motor 1 coaxial being fixedly installed togather, the signal output part of photoelectric encoder 4 is connected with the signal input part of locator card 5, and the signal output part of locator card 5 is connected with the signal input part of frequency converter 6.
The utility model in use, because photoelectric encoder 4 part of data acquisition and spindle motor 1 coaxial being fixedly installed togather, spindle motor 1 rotation can drive photoelectric encoder 4 and rotate together, photoelectric encoder 4 can detect the running speed of motor and the angle position when stopping, sending it to locator card 5, locator card 5 can receive detected position signalling in the photoelectric encoder 4 in this card, and then convert the control signal of frequency converter 6 to, it promptly is the signal that receives photoelectric encoder 4 by locator card 5, and frequency converter 6 receptible pulse signals have been converted to, in frequency converter 6, just can reflect the movement velocity of motor and the physical location when stopping like this, and by the control of digital control system to frequency converter 6, obtain needed motor physical location, stop problem with the accurate orientation that solves machine tool chief axis 2, further realization can automatic tool changer.
The utility model can be widely used on the vertical milling machining center of various high, medium and low shelves, with in increasing, the performance of low-grade lathe, make it can realize automatic tool preset, be applied on the high-grade lathe, to reduce its manufacturing cost.
Claims (3)
1, a kind of machine tool chief axis orientation system, comprise spindle motor, main shaft, frequency converter, control system, the work of control system control frequency converter, the frequency converter drives spindle motor, spindle motor is connected with main shaft, it is characterized in that: be connected with photoelectric encoder on the rotor of described spindle motor, the photoelectric encoder signal output part is connected with the signal input part of locator card, and the signal output part of locator card is connected with the signal input part of frequency converter.
2, machine tool chief axis orientation system according to claim 1 is characterized in that: the rotor on the described photoelectric encoder is fixedlyed connected with the rotor coaxial of spindle motor.
3, machine tool chief axis orientation system according to claim 1 and 2 is characterized in that: be connected by driving-belt between described spindle motor and the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200921092U CN201151059Y (en) | 2008-02-01 | 2008-02-01 | Principal axis orientation system of machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200921092U CN201151059Y (en) | 2008-02-01 | 2008-02-01 | Principal axis orientation system of machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201151059Y true CN201151059Y (en) | 2008-11-19 |
Family
ID=40126743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200921092U Expired - Fee Related CN201151059Y (en) | 2008-02-01 | 2008-02-01 | Principal axis orientation system of machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201151059Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103419066A (en) * | 2013-08-12 | 2013-12-04 | 苏州市合昌电器有限公司 | Drilling machine motor protective mechanism |
| CN103488109A (en) * | 2013-09-18 | 2014-01-01 | 大连大森数控技术发展中心有限公司 | Device and method for achieving spindle orientation by using analog frequency converter |
| CN104249265A (en) * | 2013-06-27 | 2014-12-31 | 兄弟工业株式会社 | Machine tool |
| CN106181523A (en) * | 2016-08-11 | 2016-12-07 | 无锡百禾工业机器人有限公司 | A kind of Digit Control Machine Tool |
| WO2017113331A1 (en) * | 2015-12-31 | 2017-07-06 | 深圳配天智能技术研究院有限公司 | Spindle orientation method, numerical control device, and numerically controlled machine tool |
-
2008
- 2008-02-01 CN CNU2008200921092U patent/CN201151059Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104249265A (en) * | 2013-06-27 | 2014-12-31 | 兄弟工业株式会社 | Machine tool |
| CN103419066A (en) * | 2013-08-12 | 2013-12-04 | 苏州市合昌电器有限公司 | Drilling machine motor protective mechanism |
| CN103488109A (en) * | 2013-09-18 | 2014-01-01 | 大连大森数控技术发展中心有限公司 | Device and method for achieving spindle orientation by using analog frequency converter |
| WO2017113331A1 (en) * | 2015-12-31 | 2017-07-06 | 深圳配天智能技术研究院有限公司 | Spindle orientation method, numerical control device, and numerically controlled machine tool |
| CN107708923A (en) * | 2015-12-31 | 2018-02-16 | 深圳配天智能技术研究院有限公司 | A kind of orientation trouble method, numerical control device and Digit Control Machine Tool |
| CN106181523A (en) * | 2016-08-11 | 2016-12-07 | 无锡百禾工业机器人有限公司 | A kind of Digit Control Machine Tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081119 Termination date: 20100201 |