CN201552441U - Numerical-control drilling and milling machine - Google Patents
Numerical-control drilling and milling machine Download PDFInfo
- Publication number
- CN201552441U CN201552441U CN2009202320051U CN200920232005U CN201552441U CN 201552441 U CN201552441 U CN 201552441U CN 2009202320051 U CN2009202320051 U CN 2009202320051U CN 200920232005 U CN200920232005 U CN 200920232005U CN 201552441 U CN201552441 U CN 201552441U
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- numerical control
- gear
- driven
- speed gearing
- motor
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Abstract
The utility model relates to a numerical-control drilling and milling machine, comprising a worktable, a spindle box, a numerical-control module and an electric control cabinet, wherein a spindle stepless variable speed driving device is arranged in the spindle box; the electric control cabinet is arranged on the ground; the worktable is arranged at the upper side of the electric control cabinet; the spindle stepless variable speed driving device consists of a motor, a motor gear, a transmission shaft, a driven gear, a driving variable speed gear, a driven variable speed gear and a spindle; the motor gear is meshed with the driven gear; the driven gear is meshed with the driving variable speed gear; the driving variable speed gear is meshed with the driven variable speed gear; and the driven variable speed gear is connected with the spindle. The numerical-control drilling and milling machine has the characteristics of high reliability, low machining cost and wide variable speed range.
Description
Technical field
The utility model relates to a kind of machining equipment, relates in particular to a kind of numerical control drilling-milling bed.
Background technology
The numerical control drilling-milling bed because of improving constantly of its automation performance, obtains application more and more widely as the process equipment of heavy parts.But the rack sleeve parts of the numerical control drilling-milling bed of prior art realize that by volute spring lifting resets, complex structure, and processing and manufacturing cost height is unfavorable for dismounting, poor safety performance; The slip meshing gear adopts copper, steel part or foundry goods mostly, because the material of copper is softer, wear no resistance, and noise is bigger when steel part, foundry goods motion; Main shaft control is then adopted asynchronous machine to add frequency converter and is realized infinitely variable speeds, but this combination cost height, slewing range is narrow, if reach low speed, then noise, performance all can change accordingly; Common mechanical type drives realizes that infinitely variable speeds is to adjust the rotating speed size by the mode of driving wheel and driven pulley, but this mode reliability is low, processed complex, and difficulty is big.
The utility model content
The technical problems to be solved in the utility model is: the numerical control drilling-milling that a kind of cost is low, reliability is high, slewing range is wide bed is provided.
In order to overcome the defective that exists in the background technology, the technical scheme that its technical problem that solves the utility model adopts is: a kind of numerical control drilling-milling bed, comprise workbench, main spindle box, the numerical control module, electrical control cabinet, be provided with the main shaft stepless speed changing driver in the described main spindle box, described electrical control cabinet places on the ground, described electrical control cabinet upside is equipped with described workbench, described main shaft stepless speed changing driver is by motor, motor gear, power transmission shaft, driven gear, the active change-speed gearing, driven change-speed gearing and main shaft are formed, described motor gear and driven gear are connected with a joggle, described driven gear and described active change-speed gearing are connected with a joggle, and described active change-speed gearing and driven change-speed gearing are connected with a joggle, and described driven change-speed gearing is connected with described main shaft.
According to another embodiment of the present utility model, the numerical control drilling-milling bed comprises that further described motor is installed on described main spindle box upper end, and described motor is a direct current generator, and described motor is electrically connected with described numerical control module.
According to another embodiment of the present utility model, the numerical control drilling-milling bed comprises that further described compression spring is provided with spring housing, is provided with back-up ring between described spring housing and the described pull bar positioning sleeve.
According to another embodiment of the present utility model, the numerical control drilling-milling bed comprises that further described main shaft is provided with the pull bar positioning sleeve, is provided with the compression spring between described main shaft and the described driven change-speed gearing.
According to another embodiment of the present utility model, the numerical control drilling-milling bed comprises that further described driven gear and described active change-speed gearing are extraordinary monomer cast nylon gear.
According to another embodiment of the present utility model, the numerical control drilling-milling bed comprises that further described main spindle box and described numerical control module are set in parallel on the described workbench.
The utility model advantage is as follows:
1, the rack sleeve parts adopt unique compression spring, and the whole fast quick-detach of back-up ring is so that the fast quick-detach of sleeve.
2, the slip meshing gear adopts extraordinary monomer cast nylon gear to be meshed with the steel part gear, under the prerequisite of proof strength, has greatly reduced gear noise.
3, main shaft control is adopted direct current generator to install DC control system additional to carry out infinitely variable speeds and drive, rotating speed of motor is followed the variation of given voltage, guarantee stable, the floating of output speed, and the fluctuation of speed that can eliminate disturbance rapidly and cause, can accomplish the quick response that starts, brake, can guarantee the slow-speed of revolution, high moment of torsion again, speed-regulating range width.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of preferred embodiment of the present utility model;
Fig. 2 is a profile front view of the present utility model;
Wherein: 1, main shaft, 2, the numerical control module, 3, motor, 4, motor gear, 5, back-up ring, 6, power transmission shaft, 7, change-speed gearing initiatively, 8, driven change-speed gearing, 9, driven gear, 10, compression spring, 11, main spindle box, 12, spring housing, 13, the pull bar positioning sleeve, 14, electrical control cabinet, 15, workbench.
The specific embodiment
With preferred embodiment the utility model is described in further detail in conjunction with the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Shown in Fig. 1-2, a kind of numerical control drilling-milling bed, comprise workbench 15, main spindle box 11, numerical control module 2, electrical control cabinet 14, be provided with the main shaft stepless speed changing driver in the described main spindle box 11, described electrical control cabinet 14 places on the ground, described electrical control cabinet 14 upsides are equipped with described workbench 15, described main shaft stepless speed changing driver is by motor 3, motor gear 4, power transmission shaft 6, driven gear 9, active change-speed gearing 7, driven change-speed gearing 8 and main shaft 1 are formed, described motor gear 4 is connected with a joggle with driven gear 9, described driven gear 9 is connected with a joggle with described active change-speed gearing 7, described active change-speed gearing 7 is connected with a joggle with driven change-speed gearing 8, and described driven change-speed gearing 8 is connected with described main shaft 1, and described motor 3 is installed on described main spindle box 11 upper ends, described motor 3 is a direct current generator, and described motor 3 is electrically connected with described numerical control module 2.Described main shaft 1 is provided with pull bar positioning sleeve 13, be provided with compression spring 10 between described main shaft 1 and the described driven change-speed gearing 8, described compression spring 10 is provided with spring housing 12, be provided with back-up ring 5 between described spring housing 12 and the described pull bar positioning sleeve 13, described driven gear 9 is extraordinary monomer cast nylon gear with described active change-speed gearing 7, and described main spindle box 11 is set in parallel on the described workbench 15 with described numerical control module 2.
Operation principle of the present utility model is as follows: load onto workpiece, mounting cutter on main shaft 1 can begin processing by starting, and adds man-hour, machined surface shape according to part to be processed, the input corresponding instruction is to the electric control unit of 14 li of electrical control cabinets in numerical control module 2, and electric control unit executes instruction, the stepper motor running of three directions, workbench 15 levels vertically move up and down, main spindle box 11 horizontal cross move the Machining of Curved Surface of finishing on the part, and each follow procedure is set coordinate and moved, realize respectively X to, Y to, Z to driving, adopting infinitely variable speeds because of the control of main shaft 1 drives, the rotating speed of motor 3 is followed the variation of given voltage, guarantees the stable of output speed, floating, and the fluctuation of speed that can eliminate disturbance rapidly and cause, can accomplish to start, the fast dynamic response of braking can guarantee the high moment of torsion of the slow-speed of revolution again, speed adjustable range is wide, when process finishing, lathe resets, and promptly each moves to initial bit again, main shaft stops, cooling is closed, and at this moment can unload workpiece, finishes process.
With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification, must determine its technical scope according to the claim scope.
Claims (6)
1. numerical control drilling-milling bed, comprise workbench, main spindle box, the numerical control module, electrical control cabinet, be provided with the main shaft stepless speed changing driver in the described main spindle box, described electrical control cabinet places on the ground, described electrical control cabinet upside is equipped with described workbench, it is characterized in that: described main shaft stepless speed changing driver is by motor, motor gear, power transmission shaft, driven gear, the active change-speed gearing, driven change-speed gearing and main shaft are formed, described motor gear and driven gear are connected with a joggle, described driven gear and described active change-speed gearing are connected with a joggle, described active change-speed gearing and driven change-speed gearing are connected with a joggle, and described driven change-speed gearing is connected with described main shaft.
2. numerical control drilling-milling bed as claimed in claim 1 is characterized in that: described motor is installed on described main spindle box upper end, and described motor is a direct current generator, and described motor is electrically connected with described numerical control module.
3. numerical control drilling-milling bed as claimed in claim 1 is characterized in that: described main shaft is provided with the pull bar positioning sleeve, is provided with the compression spring between described main shaft and the described driven change-speed gearing.
4. numerical control drilling-milling bed as claimed in claim 3 is characterized in that: described compression spring is provided with spring housing, is provided with back-up ring between described spring housing and the described pull bar positioning sleeve.
5. numerical control drilling-milling bed as claimed in claim 1 is characterized in that: described driven gear and described active change-speed gearing are extraordinary monomer cast nylon gear.
6. numerical control drilling-milling bed as claimed in claim 1 is characterized in that: described main spindle box and described numerical control module are set in parallel on the described workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202320051U CN201552441U (en) | 2009-09-21 | 2009-09-21 | Numerical-control drilling and milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202320051U CN201552441U (en) | 2009-09-21 | 2009-09-21 | Numerical-control drilling and milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201552441U true CN201552441U (en) | 2010-08-18 |
Family
ID=42612116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202320051U Expired - Fee Related CN201552441U (en) | 2009-09-21 | 2009-09-21 | Numerical-control drilling and milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201552441U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328098A (en) * | 2011-09-15 | 2012-01-25 | 无锡桥联数控机床有限公司 | Main spindle box for milling and drilling machine |
| CN109175412A (en) * | 2018-10-23 | 2019-01-11 | 沈阳景宏数控设备有限公司 | A kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change |
-
2009
- 2009-09-21 CN CN2009202320051U patent/CN201552441U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328098A (en) * | 2011-09-15 | 2012-01-25 | 无锡桥联数控机床有限公司 | Main spindle box for milling and drilling machine |
| CN102328098B (en) * | 2011-09-15 | 2013-07-31 | 无锡桥联数控机床有限公司 | Main spindle box for milling and drilling machine |
| CN109175412A (en) * | 2018-10-23 | 2019-01-11 | 沈阳景宏数控设备有限公司 | A kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change |
| CN109175412B (en) * | 2018-10-23 | 2023-11-28 | 沈阳景宏数控设备有限公司 | Digital display radial drilling machine spindle box adopting electromagnetic clutch for speed change |
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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: 20100818 Termination date: 20110921 |