CN201348015Y - Machining center big tongue main shaft transmission system capable of realizing switching high-speed and low-speed intervals - Google Patents
Machining center big tongue main shaft transmission system capable of realizing switching high-speed and low-speed intervals Download PDFInfo
- Publication number
- CN201348015Y CN201348015Y CNU2008202301535U CN200820230153U CN201348015Y CN 201348015 Y CN201348015 Y CN 201348015Y CN U2008202301535 U CNU2008202301535 U CN U2008202301535U CN 200820230153 U CN200820230153 U CN 200820230153U CN 201348015 Y CN201348015 Y CN 201348015Y
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- main shaft
- gear
- shaft
- speed
- driving
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Abstract
The utility model provides a machining center big tongue main shaft transmission system capable of realizing switching high-speed and low-speed intervals, which comprises a box body, a motor, and an input shaft, a middle shaft and a main shaft, which are supported in the box body, wherein the motor is connected on the end of the input shaft, a driving gear is arranged on the input shaft, a driving pinion is arranged on the main shaft, a dual-linking sliding gear is arranged on the middle shaft, the dual-linking sliding gear is matched with a spline of the middle shaft, a bull gear of the dual-linking sliding gear is engaged with the driving gear, and a driving bull gear is further arranged on the main shaft, under the state of high speed rotation of the main shaft, the bull gear of the dual-linking sliding gear is engaged with the driving pinion on the main shaft, under the state of low-speed rotation of the main shaft, the pinion of the dual-linking sliding gear is engaged with the driving bull gear on the main shaft. When the system is in use, the transmission rate is automatically switched during cutting, the different rotation speeds and tongues are output according to needs, the temperature rise, the vibration and the noise of the transmission system are effectively controlled, and the service life of the system is improved.
Description
Technical field
The utility model relates to a kind of machining center, especially a kind of interval machining center high pulling torque main axis transmission system that switches of high low speed of realizing.
Background technique
The machining center main shaft that is used for high-rate cutting is generally high pulling torque, slow-revving gear driven type mechanical main shaft, and main-shaft torque is more than 600NM, and rotating speed is generally below 4000 rev/mins.If except that powerful processing, also arrange to have the operation of boring class in the operation, then can't give play to the performance of efficient cutter owing to the restriction of spindle speed.
Summary of the invention
The utility model provides a kind of interval machining center high pulling torque main axis transmission system that switches of high low speed of realizing, when can the work in-process heart carrying out powerful milling, makes main shaft output high pulling torque; When the general hole of processing is, can export high rotational speed.
In order to solve the problems of the technologies described above, the technical solution of the utility model is as follows: the described interval machining center high pulling torque main axis transmission system that switches of high low speed of realizing, comprise casing, motor, be supported on the input shaft in the casing, jack shaft, main shaft, motor is connected the end of input shaft, driving gear is housed on the input shaft, driving pinion is housed on the main shaft, it is characterized in that: described jack shaft is provided with double crosslinking sliding gear, double crosslinking sliding gear and jack shaft spline fitted, a transmission gearwheel also is equipped with in the gearwheel of double crosslinking sliding gear and driving gear engagement on main shaft; Under the state of main shaft high speed rotating, the gearwheel of double crosslinking sliding gear and the engagement of the driving pinion on the main shaft; Under the state of main shaft low speed rotation, the small gear of double crosslinking sliding gear and the engagement of the transmission gearwheel on the main shaft.
Beneficial effect:
Use the interval machining center high pulling torque main axis transmission system that switches of high low speed of realizing described in the utility model, on axis, be provided with double crosslinking sliding gear, double crosslinking sliding gear and jack shaft spline fitted, transmission gearwheel and driving pinion are housed on the main shaft, transmission gearwheel on double crosslinking sliding gear and the main shaft, driving pinion just can be at when cutting automatic switchover velocity ratios like this, export different rotating speeds, moment of torsion as required, effectively the temperature rise of control transmission system, vibrations, noise improve its working life.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
The utility model as shown in Figure 1 can be realized the interval machining center high pulling torque main axis transmission system that switches of high low speed, comprise casing 1, motor 5, be supported on the input shaft 2 in the casing 1, jack shaft 3, main shaft 4, motor 5 is connected the end of input shaft 2, driving gear 6 is housed on the input shaft 2, driving pinion 7 is housed on the main shaft 4, jack shaft 3 is provided with double crosslinking sliding gear 8,9, double crosslinking sliding gear 8,9 with jack shaft 3 spline fitted, the gearwheel 9 of double crosslinking sliding gear and driving gear 6 engagements, a transmission gearwheel 10 also is housed, the small gear 8 of double crosslinking sliding gear and 10 engagements of the transmission gearwheel on the main shaft 4 on main shaft 4.
Figure 1 shows that main shaft under the state of low speed rotation, the small gear of double crosslinking sliding gear and the engagement of the transmission gearwheel on the main shaft.When carrying out cutting, also can select the gearwheel of double crosslinking sliding gear and the driving pinion on the main shaft to mesh by shifting fork mechanism, can make main shaft output high rotational speed, satisfy different processing requests according to the processing needs.
Claims (1)
1, can realize the interval machining center high pulling torque main axis transmission system that switches of high low speed, comprise casing, motor, be supported on input shaft, jack shaft, main shaft in the casing, motor is connected the end of input shaft, driving gear is housed on the input shaft, driving pinion is housed on the main shaft, it is characterized in that: described jack shaft is provided with double crosslinking sliding gear, double crosslinking sliding gear and jack shaft spline fitted, a transmission gearwheel also is equipped with in the gearwheel of double crosslinking sliding gear and driving gear engagement on main shaft; Under the state of main shaft high speed rotating, the gearwheel of double crosslinking sliding gear and the engagement of the driving pinion on the main shaft; Under the state of main shaft low speed rotation, the small gear of double crosslinking sliding gear and the engagement of the transmission gearwheel on the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202301535U CN201348015Y (en) | 2008-12-12 | 2008-12-12 | Machining center big tongue main shaft transmission system capable of realizing switching high-speed and low-speed intervals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202301535U CN201348015Y (en) | 2008-12-12 | 2008-12-12 | Machining center big tongue main shaft transmission system capable of realizing switching high-speed and low-speed intervals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201348015Y true CN201348015Y (en) | 2009-11-18 |
Family
ID=41367485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202301535U Expired - Fee Related CN201348015Y (en) | 2008-12-12 | 2008-12-12 | Machining center big tongue main shaft transmission system capable of realizing switching high-speed and low-speed intervals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201348015Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943848A (en) * | 2012-11-12 | 2013-02-27 | 江苏省无锡探矿机械总厂有限公司 | Speed change mechanism of rotary device |
| CN111749036A (en) * | 2020-07-31 | 2020-10-09 | 合肥合宁电工设备有限公司 | Back-twisting device of large-scale steel wire armoring machine |
| CN113187567A (en) * | 2021-05-11 | 2021-07-30 | 中国船舶重工集团公司第七0三研究所 | High-speed turning gear and method for gas turbine |
-
2008
- 2008-12-12 CN CNU2008202301535U patent/CN201348015Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943848A (en) * | 2012-11-12 | 2013-02-27 | 江苏省无锡探矿机械总厂有限公司 | Speed change mechanism of rotary device |
| CN111749036A (en) * | 2020-07-31 | 2020-10-09 | 合肥合宁电工设备有限公司 | Back-twisting device of large-scale steel wire armoring machine |
| CN113187567A (en) * | 2021-05-11 | 2021-07-30 | 中国船舶重工集团公司第七0三研究所 | High-speed turning gear and method for gas turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091118 Termination date: 20171212 |