CN203184695U - Digital controlled drill cutter feeding device - Google Patents
Digital controlled drill cutter feeding device Download PDFInfo
- Publication number
- CN203184695U CN203184695U CN 201320029444 CN201320029444U CN203184695U CN 203184695 U CN203184695 U CN 203184695U CN 201320029444 CN201320029444 CN 201320029444 CN 201320029444 U CN201320029444 U CN 201320029444U CN 203184695 U CN203184695 U CN 203184695U
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- main
- main shaft
- drilling machine
- numerical control
- motor
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Abstract
The utility model relates to a digital controlled drill cutter feeding device which comprises a base, a spindle box and a spindle. A main motor is arranged behind the spindle box, the main motor is connected with the spindle through a belt transmission device for controlling a digital controlled drill to rotate, a stepping motor is arranged in the spindle box, and the stepping motor is connected with the spindle through a cutter feeding device body for controlling feeding of the digital controlled drill. The digital controlled drill cutter feeding device has the advantages being stable in cutter feeding through transmission of a hollow ball screw pair with the same axis as the spindle, compact in structure, stable in performance, high in processing accuracy and the like.
Description
Technical field
The utility model relates to the numerical control drilling machine field, especially a kind of numerical control drilling machine feed arrangement.
Background technology
As everyone knows, existing numerical control drilling machine mainly is that the axle feeding of reduction box 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; Latter's complex structure, transmission instability, poor rigidity.
Summary of the invention
The utility model will solve the shortcoming of above-mentioned prior art, and a kind of good rigidly, borehole accuracy height are provided, and simple and reasonable, required part is few, can be durable in use etc. the numerical control drilling machine feed arrangement of characteristics.
The utility model solves the technical scheme that its technical problem adopts: this numerical control drilling machine feed arrangement, comprise base, main spindle box and main shaft, be provided with main motor behind the main spindle box, main motor is connected with main shaft by the belt drive unit of control numerical control drilling machine rotation, be provided with stepper motor in the main spindle box, stepper motor is connected with main shaft by the feed arrangement of control numerical control drilling machine feeding.
As preferably, described belt drive unit comprises the motor belt wheels that are fixed on the main motor and the spindle pulley group that is fixed on the main spindle box, connect by belt between motor belt wheels and the spindle pulley group, the 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 that plays the role of positioning.
As preferably, described feed arrangement comprises the synchronous pulley I that is fixed on the stepper motor and the synchronous pulley II that is fixed on the ball screw, synchronous pulley I is connected by being with synchronously with synchronous pulley II, be provided with main shaft in the ball screw, ball screw is provided with the feed screw nut, and the feed screw nut is last fixedly the sleeve that is connected with main shaft.
As preferably, described ball screw be intermediate hollow and with the main shaft concentric.
As preferably, described main spindle box is connected by elevating mechanism with base.
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.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of main shaft portion;
Description of reference numerals: main motor 1, motor belt wheels 2, belt 3, main spindle box 4, stepper motor 5, synchronous pulley I6, spindle pulley group 7, spline housing 8, copper sheathing 9, synchronous pulley II10 is with 11 synchronously, elevating mechanism 12, base 13, main shaft 14, sleeve 15, feed screw nut 16, ball screw 17.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
Embodiment: as Fig. 1,2, this numerical control drilling machine feed arrangement, comprise base 13, main spindle box 4 and main shaft 14, be provided with main motor 1 behind the main spindle box 4, main motor 1 is connected with main shaft 14 by the belt drive unit of control numerical control drilling machine rotation, be provided with stepper motor 5 in the main spindle box 4, stepper motor 5 is connected with main shaft 14 by the feed arrangement of control numerical control drilling machine feeding.Main spindle box 4 is connected by elevating mechanism 12 with base 13.
Wherein belt drive unit comprises the motor belt wheels 2 that are fixed on the main motor 1 and the spindle pulley group 7 that is fixed on the main spindle box 4, connect by belt 3 between motor belt wheels 2 and the spindle pulley group 7, spindle pulley group 7 is connected with main shaft 14 by spline housing 8.The spline position of main shaft 14 is provided with the copper sheathing 9 that plays the role of positioning.
Wherein feed arrangement comprises the synchronous pulley I6 that is fixed on the stepper motor 5 and the synchronous pulley II10 that is fixed on the ball screw 17, synchronous pulley I6 and synchronous pulley II10 are by being with 11 to be connected synchronously, be provided with main shaft 14 in the ball screw 17, ball screw 17 is provided with feed screw nut 16, and the sleeve 15 that is connected with main shaft 14 is fixedly arranged on the feed screw nut 16.Ball screw 17 be intermediate hollow and with main shaft 14 concentrics.
The utility model is adjusted main spindle box 4 earlier to the height of base 13 when work, the height by rotation and lifting mechanism 12 adjusts main spindle box 4 starts main motor 1 and stepper motor 5 then.
When numerical control drilling machine is walked knife system and is rotatablely moved, be fixed on main motor 1 rotation of main spindle box 4 back, follow main motor 1 rotation and drive 2 rotations of motor pulley group, drive 7 rotations of spindle pulley group by belt 3 then, spindle pulley group 7 directly drives the rotation of main shaft 14 by spline housing 8.
Numerical control drilling machine is fixed on stepper motor 5 rotations of main spindle box 4 inside when walking the knife system feeding, the synchronous pulley I6 on stepper motor 5 tops rotates by the synchronous pulley II10 that is fixed on the ball-screw 17 with 11 transmissions synchronously, ball-screw 17 rotations drive the feed screw nut 16 that is fixed on sleeve 15 tops and move up and down, thereby drive main shaft 14 and sleeve 15 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. numerical control drilling machine feed arrangement, comprise base (13), main spindle box (4) and main shaft (14), it is characterized in that: be provided with main motor (1) behind the main spindle box (4), main motor (1) is connected with main shaft (14) by the belt drive unit of control numerical control drilling machine rotation, be provided with stepper motor (5) in the main spindle box (4), stepper motor (5) is connected with main shaft (14) by the feed arrangement of control numerical control drilling machine feeding.
2. numerical control drilling machine feed arrangement according to claim 1, it is characterized in that: described belt drive unit comprises the motor belt wheels (2) that are fixed on the main motor (1) and is fixed on spindle pulley group (7) on the main spindle box (4), connect by belt (3) between motor belt wheels (2) and the spindle pulley group (7), spindle pulley group (7) is connected with main shaft (14) by spline housing (8).
3. numerical control drilling machine feed arrangement according to claim 2, it is characterized in that: the spline position of described main shaft (14) is provided with the copper sheathing (9) that plays the role of positioning.
4. numerical control drilling machine feed arrangement according to claim 1, it is characterized in that: described feed arrangement comprises the synchronous pulley I(6 that is fixed on the stepper motor (5)) and be fixed on synchronous pulley II(10 on the ball screw (17)), synchronous pulley I(6) with synchronous pulley II(10) be connected by being with (11) synchronously, be provided with main shaft (14) in the ball screw (17), ball screw (17) is provided with feed screw nut (16), and feed screw nut (16) goes up fixedly the sleeve (15) that is connected with main shaft (14).
5. numerical control drilling machine feed arrangement according to claim 4 is characterized in that: described ball screw (17) for intermediate hollow and with main shaft (14) concentric.
6. according to the described numerical control drilling machine feed arrangement of any claim of claim 1-5, it is characterized in that: described main spindle box (4) is connected by elevating mechanism (12) with base (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320029444 CN203184695U (en) | 2013-01-18 | 2013-01-18 | Digital controlled drill cutter feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320029444 CN203184695U (en) | 2013-01-18 | 2013-01-18 | Digital controlled drill cutter feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203184695U true CN203184695U (en) | 2013-09-11 |
Family
ID=49101591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320029444 Expired - Fee Related CN203184695U (en) | 2013-01-18 | 2013-01-18 | Digital controlled drill cutter feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203184695U (en) |
-
2013
- 2013-01-18 CN CN 201320029444 patent/CN203184695U/en not_active Expired - Fee Related
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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: 20130911 Termination date: 20150118 |
|
| EXPY | Termination of patent right or utility model |