CN202779813U - Electromagnetic clutch type automatic gear-shifting lathe - Google Patents
Electromagnetic clutch type automatic gear-shifting lathe Download PDFInfo
- Publication number
- CN202779813U CN202779813U CN 201220370446 CN201220370446U CN202779813U CN 202779813 U CN202779813 U CN 202779813U CN 201220370446 CN201220370446 CN 201220370446 CN 201220370446 U CN201220370446 U CN 201220370446U CN 202779813 U CN202779813 U CN 202779813U
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- electromagnetic clutch
- spindle
- driving gear
- gear
- driven gear
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of lathes and particularly relates to an electromagnetic clutch type automatic gear-shifting lathe which comprises a lathe bed, a spindle box, a saddle and a tail platform. An input shaft and a spindle are installed in the spindle box, more than two electromagnetic clutches are fixedly installed on the input shaft along the axial direction of the input shaft, driving gears are installed on outer flanges of the electromagnetic clutches, driven gears with the same number as the driving gears are installed on the spindle along the axial direction of the spindle, the driving gears are in one-to-one correspondence mesh with the driven gears, and torque of the input shaft is transmitted to the spindle through the electromagnetic clutches, the driven gears and the driving gears. Gear shifting of the spindle is achieved by adopting the electromagnetic clutches, the electromagnetic clutches are matched with the corresponding driving gears and driven gears so as to change the rotating speed of the spindle corresponding to different transmission ratios, the required time for gear shifting is extremely short (only 1/24 second is needed for finishing of gear shifting), shutdown is not required during speed regulation, the output torque of the spindle is larger, and large cutting amount process can still be performed at a low speed.
Description
Technical field
The utility model belongs to the lathe technical field, refers in particular to a kind of electromagnetic clutch type fluid drive lathe.
Background technology
During with lathe processing processing roundlet face, if crossing, spindle speed can cause slowly the disc that processes second-rate, when processing large disc, also can cause the disc that processes second-rate if spindle speed is too fast, because the main shaft degree of turning of engine lathe is constant, so it can only adopt medium speed that workpiece is processed.
At present, numerically controlled lathe adopts mechanical speed change or stepless frequency conversion speed change to solve the problem of the speed of mainshaft usually, wherein, the main shaft output torque of mechanical speed change is large, adapt to large cutting output processing, but have the little shortcoming of speed adjustable range, main shaft is adjusted to high rotating speed from the slow-speed of revolution and must be stopped first and adjust; When electrodeless variable-frequency and variable-speed is adjusted the speed of mainshaft, can not stop directly the speed of mainshaft is turned and 3000 adjusts between turning 50, when the large disc of processing, process with the slow-speed of revolution, during processing roundlet face with High-speed machining, but the main shaft of electrodeless variable-frequency and variable-speed output torque is little, greatly cutting output processing during low speed.
Summary of the invention
The purpose of this utility model is to provide a kind of requirement of satisfying fluid drive, and simultaneously main shaft output torque meets the requirements, and simple in structure, safe and reliable, lower-cost electromagnetic clutch type fluid drive lathe.
For achieving the above object, the utility model provides following technical scheme: a kind of electromagnetic clutch type fluid drive lathe, comprise lathe bed, main spindle box, saddle and tail platform, power shaft and main shaft are installed in the main spindle box, be installed with plural electromagnetic clutch along its axis direction on the power shaft, a driving gear all is installed on the outward flange of electromagnetic clutch; Along its axis direction driven gear with described driving gear equal number is installed on the main shaft; Driving gear and one by one corresponding engagement of driven gear, and then the torque of power shaft is passed to main shaft by electromagnetic clutch, driven gear and driving gear.
Above-mentioned electromagnetic clutch is open in usual.
Above-mentioned electromagnetic clutch, driving gear and driven gear are three, and the gearratio of three driving gears and driven gear is all not identical.
Above-mentioned driving gear is sleeved on the power shaft, and a side is fixedly connected with the outward flange of corresponding electromagnetic clutch; Be provided with bearing between driving gear inwall and the power shaft outer wall.
Be provided with the retaining mechanism that tail platform and saddle are fixed with one on the above-mentioned tail platform.
Above-mentioned retaining mechanism is: a side correspondence of tail platform and saddle forms screwed hole, and a lock screw is fixed with one both by described screwed hole.
The utility model beneficial effect compared to existing technology is:
1, the utility model adopts electromagnetic clutch to realize the shift of main shaft, each electromagnetic clutch cooperates with corresponding driving gear, driven gear, and then corresponding different gearratios is to change the speed of mainshaft, shift required time extremely short (only needing 1/24 second can finish shift), the main shaft speed adjustable range is large, need not during speed governing to stop, do not have the little shortcoming of main shaft output torque of electrodeless variable-frequency and variable-speed simultaneously, still greatly cutting output processing during low speed.
2, of the present utility model simple in structure, compact, it is little to take up room, and cost is low, adopts the electromagnetic clutch fluid drive, has not only adapted to the development trend of current lathe, can effectively reduce cost again, improves dependable with function.
3, saddle of the present utility model can connect as one by a lock screw and tail platform, during boring, and control cabinet control servomotor, servomotor drives the feeding of tail platform by saddle, realize automatic drilling and automatically move back bits, greatly reduce operating personnel's labour intensity, and machining accuracy is high.
Description of drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is the schematic diagram of main spindle box of the present utility model.
Fig. 3 is the A place enlarged drawing of Fig. 2.
Among the figure: 1, main spindle box; 2, chuck seat; 3, ball screw; 4, electric driving tool post; 5, slide plate; 6, slide; 7, tail platform; 8, main shaft; 9, belt pulley; 10, the circular vernier of screw-in; 11, servomotor; 12, one grade of driving gear; 13, electromagnetic clutch; 14, alignment pin; 15, second gear driving gear; 16, third speed drive gear; 17, round nut; 18, power shaft; 19, main shaft; 20, one grade of driven gear; 21, spacer sleeve; 22, second gear driven gear; 23, third gear driven gear; 24, bearing; 25, outward flange.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As Figure 1-3, a kind of electromagnetic clutch type fluid drive lathe, comprise lathe bed 100, main spindle box 1, saddle 5 and tail platform 7, power shaft 18 and main shaft 19 are installed in the main spindle box 1, be installed with three electromagnetic clutch 13 along its axis direction on the power shaft 18, a driving gear (one grade of driving gear 12, second gear driving gear 15, third speed drive gear 16) all is installed on the outward flange 25 of electromagnetic clutch 13; Be equipped with and the driven gear of described driving gear equal number (one grade of driven gear 20, second gear driven gear 22, third gear driven gear 23) along its axis direction on the main shaft 19; Driving gear and one by one corresponding engagement of driven gear, and then the torque of power shaft 18 is passed to main shaft 19 by electromagnetic clutch 13, driven gear and driving gear.
Above-mentioned electromagnetic clutch 13 is open in usual.
Above-mentioned electromagnetic clutch 13, driving gear and driven gear are three, and the gearratio of three driving gears and driven gear is all not identical.
Above-mentioned driving gear (one grade of driving gear 12, second gear driving gear 15, third speed drive gear 16) is sleeved on the power shaft 18, and a side is fixedly connected with the outward flange 25 of corresponding electromagnetic clutch 13; Be provided with bearing 24 between driving gear inwall (one grade of driving gear 12, second gear driving gear 15, third speed drive gear 16) and power shaft 18 outer walls, in the present embodiment, adopt sliding bearing between one grade of driving gear 12 and the power shaft 18, two, adopt rolling bearing between third speed drive gear (15,16) and the power shaft 18, when satisfying the gear ratio demand, reduce the reference diameter of one grade of driving gear 12 and one grade of driven gear 20, and then reduced the volume of main spindle box 1.
The main body of electromagnetic clutch 13 is fixed on the power shaft 18, and rotates synchronously with power shaft 18, and when electromagnetic clutch 13 started, outward flange 25 rotated synchronously with the main body of electromagnetic clutch 13, and then drives driving gear, and driving gear meshes with corresponding driven gear; When electromagnetic clutch 13 cuts out, the body portion of outward flange 25 and electromagnetic clutch 13 from.
The action of electromagnetic clutch 13 is by the control cabinet control of numerically controlled lathe.
Be provided with the retaining mechanism that tail platform 7 and saddle 5 are fixed with one on the above-mentioned tail platform 7.
Above-mentioned retaining mechanism is: a side correspondence of tail platform 7 and saddle 5 forms screwed hole, the position of screwed hole can be located voluntarily according to the specification of lathe, its essence is when needs are holed to workpiece, can tail platform 7 and saddle 5 be fixed with one by a lock screw.Control cabinet control servomotor, servomotor is realized automatic drilling and is automatically moved back bits by the feeding of saddle 5 drive tail platforms 7, greatly reduce operating personnel's labour intensity, and machining accuracy is high.
The above only is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and modification; such as electromagnetic clutch being changed into the shape etc. that is installed on the main shaft or changes main, driven gear, these improve and modification also should be considered as protection domain of the present utility model.
Claims (6)
1. electromagnetic clutch type fluid drive lathe, comprise lathe bed, main spindle box, saddle and tail platform, it is characterized in that: power shaft and main shaft are installed in the described main spindle box, be installed with plural electromagnetic clutch along its axis direction on the power shaft, a driving gear all is installed on the outward flange of electromagnetic clutch; Along its axis direction driven gear with described driving gear equal number is installed on the main shaft; Driving gear and one by one corresponding engagement of driven gear, and then the torque of power shaft is passed to main shaft by electromagnetic clutch, driven gear and driving gear.
2. a kind of electromagnetic clutch type fluid drive lathe according to claim 1, it is characterized in that: described electromagnetic clutch is open in usual.
3. a kind of electromagnetic clutch type fluid drive lathe according to claim 2, it is characterized in that: described electromagnetic clutch, driving gear and driven gear are three, and the gearratio of three driving gears and driven gear is all not identical.
4. a kind of electromagnetic clutch type fluid drive lathe according to claim 3, it is characterized in that: described driving gear is sleeved on the power shaft, and a side is fixedly connected with the outward flange of corresponding electromagnetic clutch; Be provided with bearing between driving gear inwall and the power shaft outer wall.
5. a kind of electromagnetic clutch type fluid drive lathe according to claim 1 is characterized in that: be provided with the retaining mechanism that tail platform and saddle are fixed with one on the described tail platform.
6. a kind of electromagnetic clutch type fluid drive lathe according to claim 5, it is characterized in that: described retaining mechanism is: a side correspondence of tail platform and saddle forms screwed hole, and a lock screw is fixed with one both by described screwed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220370446 CN202779813U (en) | 2012-07-27 | 2012-07-27 | Electromagnetic clutch type automatic gear-shifting lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220370446 CN202779813U (en) | 2012-07-27 | 2012-07-27 | Electromagnetic clutch type automatic gear-shifting lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202779813U true CN202779813U (en) | 2013-03-13 |
Family
ID=47807155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220370446 Expired - Fee Related CN202779813U (en) | 2012-07-27 | 2012-07-27 | Electromagnetic clutch type automatic gear-shifting lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202779813U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171073A (en) * | 2015-10-23 | 2015-12-23 | 广州义同机械实业有限公司 | Numerical control milling machine |
| CN105798703A (en) * | 2016-06-07 | 2016-07-27 | 于法周 | Automatic fault detecting device for main transmission of lathe |
| CN106392114A (en) * | 2016-12-12 | 2017-02-15 | 山东交通职业学院 | Lathe chuck capable of adjusting clamping force along speed |
| CN110216512A (en) * | 2019-07-08 | 2019-09-10 | 哈尔滨理工大学 | A kind of electromagnetic clutch speed changing type numerically controlled lathe main transmission |
-
2012
- 2012-07-27 CN CN 201220370446 patent/CN202779813U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171073A (en) * | 2015-10-23 | 2015-12-23 | 广州义同机械实业有限公司 | Numerical control milling machine |
| CN105798703A (en) * | 2016-06-07 | 2016-07-27 | 于法周 | Automatic fault detecting device for main transmission of lathe |
| CN106392114A (en) * | 2016-12-12 | 2017-02-15 | 山东交通职业学院 | Lathe chuck capable of adjusting clamping force along speed |
| CN106392114B (en) * | 2016-12-12 | 2018-01-30 | 山东交通职业学院 | A kind of lathe chuck with velocity modulation section clamping force |
| CN110216512A (en) * | 2019-07-08 | 2019-09-10 | 哈尔滨理工大学 | A kind of electromagnetic clutch speed changing type numerically controlled lathe main transmission |
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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 |
Granted publication date: 20130313 Termination date: 20160727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |