CN203664757U - Numerical control drill - Google Patents
Numerical control drill Download PDFInfo
- Publication number
- CN203664757U CN203664757U CN201320825766.4U CN201320825766U CN203664757U CN 203664757 U CN203664757 U CN 203664757U CN 201320825766 U CN201320825766 U CN 201320825766U CN 203664757 U CN203664757 U CN 203664757U
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- China
- Prior art keywords
- numerical control
- main shaft
- main
- fixed
- drilling machine
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Abstract
The utility model relates to a numerical control drill which comprises a base, a spindle box, a support, a shifting fork and a spindle. The support is arranged behind the spindle box, a main motor is arranged behind the support and is connected with the spindle through a belt transmission device controlling rotation of the numerical control drill, and a stepped motor is arranged in the spindle box and is connected with the spindle through a feed gear controlling feeding of the numerical control drill. The numerical control drill has the advantages that transmission of a hollow ball screw pair coaxial with the spindle is used for enabling tool feeding to be more stable, the structure is compact, performance is stable, and machining precision is high; the spindle box and the support are split to enable the mounting methods of the drill to be variable, and the machining range is wider.
Description
Technical field
The utility model relates to drilling machine field, especially a kind of numerical control drilling machine.
Background technology
As everyone knows, existing numerical control drilling machine is mainly that the axle feeding of reducing gear direct drive gear and ball-screw pass through two kinds of versions of connecting plate transmission main shaft sleeve feeding.The former manufacturing cost is higher, borehole accuracy is low, outward appearance is plain; The latter's complex structure, transmission is unstable, poor rigidity.
Summary of the invention
The utility model will solve the shortcoming of above-mentioned prior art, provides a kind of good rigidly, borehole accuracy high, and simple and reasonable, required part is few, can be durable in use etc. the numerical control drilling machine of feature.
The utility model solves the technical scheme that its technical problem adopts: this numerical control drilling machine, comprise base, main spindle box, support, shift fork and main shaft, after main spindle box, be provided with support, after support, be provided with main motor, main motor is connected with main shaft by the belt drive unit of controlling numerical control drilling machine rotation, in main spindle box, be provided with stepper motor, stepper motor is connected with main shaft by the feed arrangement of controlling numerical control drilling machine feeding.
As preferably, described belt drive unit comprises the motor belt wheels that are fixed on main motor and is fixed on the spindle pulley group on main spindle box, between motor belt wheels and spindle pulley group, connect by belt, spindle pulley group is connected with main shaft by spline housing.
As preferably, the spline position of described main shaft is provided with the copper sheathing playing the role of positioning.
As preferably, described feed arrangement comprises the synchronous pulley I being fixed on stepper motor and is fixed on the synchronous pulley II on ball screw, synchronous pulley I is connected by Timing Belt with synchronous pulley II, in ball screw, be provided with main shaft, ball screw is provided with feed screw nut, is fixed with the sleeve being connected with main shaft on feed screw nut, and sleeve is fixed with shift fork outward, on shift fork, be fixed with the guide rod playing the guiding role, in shift fork, be provided with the main shaft of locating by bearing.
As preferably, there is step the end of described main shaft, and step shoulder face is provided with the bearing of positioning action, and this bearing is fixed in shift fork.
As preferably, described screw mandrel be middle hollow and with main shaft concentric.
As preferably, described main spindle box is connected with support by bolt, and base is provided with column, and support is connected by elevating mechanism with column.
The effect that utility model is useful is: the hollow type ball-screw auxiliary driving of employing and main shaft concentric makes tool feeding more steady, and has compact conformation, stable performance, machining accuracy advantages of higher; Adopt main spindle box and support split-type design make the mounting means of this lathe can be changeable, the range of work is wider more greatly.
Brief description of the drawings
Fig. 1 is the front view of the utility model structural representation;
Fig. 2 is the left view of the utility model structural representation;
Fig. 3 is the structural representation of main shaft portion;
Description of reference numerals: main motor 1, motor belt wheels 2, belt 3, support 4, main spindle box 5, synchronous pulley I6, Timing Belt 7, spindle pulley group 8, spline housing 9, bearing block 10, copper sheathing 11, synchronous pulley II12, stepper motor 13, shift fork 14, elevating mechanism 15, guide rod 16, column 17, base 18, main shaft 19, feed screw nut 20, leading screw 21, sleeve 22.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Embodiment: as Fig. 1,2,3, this numerical control drilling machine enters, comprise base 18, main spindle box 5, support 4, shift fork 14 and main shaft 19, after main spindle box 5, be provided with the support 4 being bolted, after support 4, be provided with main motor 1, main motor 1 is connected with main shaft 19 by the belt drive unit of controlling numerical control drilling machine rotation, is provided with stepper motor 5 in main spindle box 4, and stepper motor 5 is connected with main shaft 14 by the feed arrangement of controlling numerical control drilling machine feeding.Base 18 is provided with column 17, and support 4 is connected by elevating mechanism 15 with column 17.
Wherein belt drive unit comprises the motor belt wheels 2 that are fixed on main motor 1 and is fixed on the spindle pulley group 8 on main spindle box 5, between motor belt wheels 2 and spindle pulley group 8, connect by belt 3, spindle pulley group 8 is connected with main shaft 19 by spline housing 9.The spline position of main shaft 19 is provided with the copper sheathing 11 playing the role of positioning.
Wherein feed arrangement comprises the synchronous pulley I6 being fixed on stepper motor 13 and is fixed on the synchronous pulley II12 on screw mandrel 21, synchronous pulley I6 is connected by Timing Belt 7 with synchronous pulley II12, in screw mandrel 21, be provided with main shaft 19, screw mandrel 21 is provided with feed screw nut 20, is fixed with the sleeve 22 being connected with main shaft 19 on feed screw nut 20.Screw mandrel 21 be middle hollow and with main shaft 19 concentrics.Shift fork 14 is fixed on the outside of sleeve 22, is fixed with the guide rod 16 playing the guiding role on shift fork 14, is provided with the main shaft 19 of locating by bearing in shift fork 14.
The utility model, in the time of work, is first adjusted the height of main spindle box 5 to base 18, adjusts the height of main spindle box 5 by rotary lifting mechanism 15, then starts main motor 1 and stepper motor 13.
When numerical control drilling machine rotatablely moves, being fixed on support 4 main motor 1 below rotates, follow main motor 1 and rotarily drive motor belt wheels 2 and rotate, then drive spindle pulley group 8 to rotate by belt 3, spindle pulley group 8 directly drives the rotation of main shaft 19 by spline housing 9.
The stepper motor 13 that is fixed on main spindle box 5 inside when numerical control drilling machine feeding rotates, the synchronous pulley I6 on stepper motor 13 tops is fixed on the synchronous pulley II12 rotation on leading screw 21 by Timing Belt 7 transmissions, leading screw 21 rotarily drives the feed screw nut 20 that is fixed on sleeve 22 tops and moves up and down, thereby drives main shaft 19 and sleeve 22 feedings.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (6)
1. a numerical control drilling machine, comprise base (18), main spindle box (5) and main shaft (19), after main spindle box (5), be provided with support (4), after support (4), be provided with main motor (1), main motor (1) is connected with main shaft (19) by the belt drive unit of controlling numerical control drilling machine rotation, in main spindle box (5), be provided with stepper motor (13), stepper motor (13) is connected with main shaft (19) by the feed arrangement of controlling numerical control drilling machine feeding, described feed arrangement comprises the synchronous pulley I(6 being fixed on stepper motor (13)) and be fixed on the synchronous pulley II(12 on screw mandrel (21)), synchronous pulley I(6) with synchronous pulley II(12) be connected by Timing Belt (7), in screw mandrel (21), be provided with main shaft (19), screw mandrel (21) is provided with feed screw nut (20), on feed screw nut (20), be fixed with the sleeve (22) being connected with main shaft (19), it is characterized in that: the outer shift fork (14) that is fixed with of sleeve (22), on shift fork (14), be fixed with the guide rod (16) playing the guiding role, in shift fork (14), be provided with the main shaft (19) of locating by bearing.
2. numerical control drilling machine according to claim 1, it is characterized in that: described belt drive unit comprises the motor belt wheels (2) that are fixed on main motor (1) and is fixed on the spindle pulley group (8) on main spindle box (5), between motor belt wheels (2) and spindle pulley group (8), connect by belt (3), spindle pulley group (8) is connected with main shaft (19) by spline housing (9).
3. numerical control drilling machine according to claim 2, is characterized in that: the spline position of described main shaft (19) is provided with the copper sheathing (11) playing the role of positioning.
4. numerical control drilling machine according to claim 1, is characterized in that: there is step the end of described main shaft (19), and step shoulder face is provided with the bearing of positioning action, and this bearing is fixed in shift fork (14).
5. numerical control drilling machine according to claim 1, is characterized in that: described screw mandrel (21) for middle hollow and with main shaft (19) concentric.
6. according to the numerical control drilling machine described in any claim of claim 1-5, it is characterized in that: described main spindle box (5) is connected with support (4) by bolt, base (13) is provided with column (17), and support (4) is connected by elevating mechanism (15) with column (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825766.4U CN203664757U (en) | 2013-12-13 | 2013-12-13 | Numerical control drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825766.4U CN203664757U (en) | 2013-12-13 | 2013-12-13 | Numerical control drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203664757U true CN203664757U (en) | 2014-06-25 |
Family
ID=50961091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320825766.4U Expired - Lifetime CN203664757U (en) | 2013-12-13 | 2013-12-13 | Numerical control drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203664757U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105642941A (en) * | 2016-03-31 | 2016-06-08 | 合肥市远大轴承锻造有限公司 | Annular drilling device |
| CN105690248A (en) * | 2016-04-14 | 2016-06-22 | 湖南汉诺科技有限公司 | Spindle feeding device of double-plane grinding machine |
| CN114654244A (en) * | 2022-04-09 | 2022-06-24 | 王东慧 | Multifunctional integrated automatic processing device for sawing and drilling |
-
2013
- 2013-12-13 CN CN201320825766.4U patent/CN203664757U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105642941A (en) * | 2016-03-31 | 2016-06-08 | 合肥市远大轴承锻造有限公司 | Annular drilling device |
| CN105690248A (en) * | 2016-04-14 | 2016-06-22 | 湖南汉诺科技有限公司 | Spindle feeding device of double-plane grinding machine |
| CN114654244A (en) * | 2022-04-09 | 2022-06-24 | 王东慧 | Multifunctional integrated automatic processing device for sawing and drilling |
| CN114654244B (en) * | 2022-04-09 | 2024-08-30 | 营口汇丰工程机械制造有限公司 | Multifunctional integrated automatic processing device for saw and drill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |