CN201020542Y - High precision double drive ball screw anti-vibration tool holder - Google Patents
High precision double drive ball screw anti-vibration tool holder Download PDFInfo
- Publication number
- CN201020542Y CN201020542Y CNU2007201155679U CN200720115567U CN201020542Y CN 201020542 Y CN201020542 Y CN 201020542Y CN U2007201155679 U CNU2007201155679 U CN U2007201155679U CN 200720115567 U CN200720115567 U CN 200720115567U CN 201020542 Y CN201020542 Y CN 201020542Y
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- shaft
- gear
- screw
- ball
- feed case
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Abstract
The utility model discloses a high-precision dual-drive ball screw vibration-proof carriage, and aims to provide a vibration-resistant carriage, a servo motor is adopted for driving and transmits the driving force to two high-precision ball screws coaxially and the dual-drive lead screw can perform the machining of high precision parts; the carriage comprises a servo motor, a swell sleeve, a gear shaft, gear, a coupling, index plate, a spiral bevel gear shaft, a drive shaft, screw couplings, a ball screw shaft, a broadswords plate, a feed case, a feed case for up and down and a drive shaft; the servo motor is fixed on the feed case, the feed case is connected to a large skateboard; the gear shaft connects with an shaft servo motor through the swell sleeve; the through shaft is connected with the feed case and connected to the feed case with the same up and down movements at the left and right sides; at the same time, the left side connects with the left ball screw shaft and the broadswords plate, the right side of through shaft connects with the right-shaft feed case, which is connected to the right ball screw shaft and connected with a machetes plate; the carriage is applicable to large-scale (CNC) crank machine tools.
Description
Technical field
The utility model relates to the two driving ball-screw antivibration knife rests of a kind of high accuracy, belongs to the lathe cutter saddle technical field.
Background technology
Along with the renewal of science and technology, the Digit Control Machine Tool product to high accuracy, overhang greatly, big load, high vibration resistance direction develops, the user is to high accuracy, the overhang requirement of Digit Control Machine Tool is more and more tighter greatly.At present technology can't realize the processing of ten thousand t to operations such as the opening shelves, turn the footpath of hundreds of thousands t crank throw part peculiar to vessel, circle R, opens shelves (grooving) dark a 1000～2200mm and interrupted cut shock loading; Not only can't carry out the fine finishining of part, and the roughing of crank throw part can't be carried out all.
Summary of the invention
In order to overcome above-mentioned deficiency, the purpose of this utility model is, adopts digital control system control (can not be with digital control system), and driven by servomotor is through gear reduction of speed, coaxial two the high precision ball leading screws (horizontal range 1950mm) of passing to.Adopt this pair driving screw structure to satisfy and overhanging, carrying out under the big cutting force, heavy shock loads the processing of high-precision part greatly.Reach the rigidity height, part processing efficient height, precision height.
The technical scheme that its technical problem that solves the utility model adopts is: the two driving ball-screw antivibration knife rests of high accuracy, it is made up of servomotor, ringfeder, gear shaft, gear, shaft gear, gear wheel, shaft coupling, index dial, worm screw, worm gear, spiral bevel gear wheel shaft, spiral bevel gear, power transmission shaft, leading screw shaft coupling, ball-screw, big knife plate, angular contact ball bearing, centripetal thrust force roller bearing, deep groove ball bearing, feed box, vertical feed case, axis.Servomotor puts together on the feed box, and what feed box was firm puts together on the big slide plate; The high class gear axle connects together in the crack continuously by ringfeder and servo-electric arbor.Gear, shaft gear are contained in the feed box by the centripetal thrust force roller bearing, gear wheel is in transmission connection by axle and bearing and axis, axis is connected with feed box by deep groove ball bearing, this axis passes the identical vertical feed case with and arranged on left and right sides of feed box and is connected, and gear, shaft gear, gear wheel, gear shaft, ringfeder are contained in the feed box; The left side is connected with the spiral bevel gear wheel shaft through index dial, worm gear, worm screw, angular contact ball bearing simultaneously, the spiral bevel gear wheel shaft is connected with power transmission shaft by spiral bevel gear, power transmission shaft is connected with the ball-screw on the left side by the leading screw shaft coupling, the ball-screw on the left side is connected with big knife plate, and spiral bevel gear wheel shaft, spiral bevel gear are contained in the vertical feed case on the left side; The axis right side is connected with right side vertical feed case by shaft coupling, and right side vertical feed case is connected with the ball-screw on the right, and the ball-screw on the right is connected with big knife plate.
The beneficial effects of the utility model are: large-scale crank throw part is opened shelves (grooving) dark 1000～2200mm, and as point width guide rail horizontal range 3155mm, driven by servomotor is passed to left and right two rhizoid thick sticks, mariages thick stick drives structure through reduction box with power; Advanced technology, reasonable in design, the machining accuracy height; Be applicable to large-scale (numerical control) crank throw lathe.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of the two driving ball-screw antivibration knife rests of the utility model high accuracy;
Number in the figure:
1, servomotor 2, ringfeder 3, gear shaft
4, gear 5, shaft gear 6, gear wheel
7, shaft coupling 8, index dial 9, worm screw
10, worm gear 11, spiral bevel gear wheel shaft 12, spiral bevel gear
13, power transmission shaft 14, leading screw shaft coupling 15, ball-screw
16, big knife plate 17, angular contact ball bearing 18, centripetal thrust force roller bearing
19, deep groove ball bearing 20, feed box 21, vertical feed case
22, axis
The specific embodiment
See also Fig. 1: the two driving ball-screw antivibration knife rests of a kind of high accuracy, it is by servomotor (1), ringfeder (2), gear shaft (3), gear (4), shaft gear (5), gear wheel (6), shaft coupling (7), index dial (8), worm screw (9), worm gear (10), spiral bevel gear wheel shaft (11), spiral bevel gear (12), power transmission shaft (13), leading screw shaft coupling (14), ball-screw (15), big knife plate (16), angular contact ball bearing (17), centripetal thrust force roller bearing (18), deep groove ball bearing (19), feed box (20), vertical feed case (21), axis compositions such as (22).Servomotor (1) puts together on the feed box (20), and what feed box (20) was firm puts together on the big slide plate; Gear shaft (3) connects together by the no gap of axle of ringfeder (2) with servomotor (1).Gear (4), shaft gear (5) are contained in the feed box (20) by centripetal thrust force roller bearing (18), gear wheel (6) is in transmission connection by axle and bearing and axis (22), axis (22) is connected with feed box (20) by deep groove ball bearing (19), this axis (22) passes the identical vertical feed case with and arranged on left and right sides of feed box (20) (21) and is connected, and gear (4), shaft gear (5), gear wheel (6), gear shaft (3), ringfeder (2) are contained in the feed box (20); The left side is connected with spiral bevel gear wheel shaft (11) through index dial (8), worm gear (10), worm screw (9), angular contact ball bearing (17) simultaneously, spiral bevel gear wheel shaft (11) is connected with power transmission shaft (13) by spiral bevel gear (12), power transmission shaft (13) is connected with the ball-screw (15) on the left side by leading screw shaft coupling (14), the ball-screw on the left side (15) is connected with big knife plate (16), and spiral bevel gear wheel shaft (11), spiral bevel gear (12) are contained in the vertical feed case (21) on the left side; Axis (22) right side is connected with right side vertical feed case (21) by shaft coupling (7), and right side vertical feed case (21) is connected with the ball-screw (15) on the right, and the ball-screw on the right (15) is connected with big knife plate (16).
When servomotor (1) started: gear shaft (3) was held tightly on the servo-electric arbor by ringfeder (2), gear shaft (3) driven wheel (4), gear (4) drives shaft gear (5) rotation, shaft gear (5) drives gear wheel (6) rotation, can adjust (21) two ball-screws of left and right sides vertical feed case (15) initial position (being horizontal accuracy) by index dial (8), worm screw (9), worm gear (10), drive spiral bevel gear wheel shaft (11) rotation like this, drive spiral bevel gear (12) rotation again.Power transmission shaft (13) is by leading screw shaft coupling (14) rotation, thereby ball-screw (15) drives big knife plate (16) lifting.Drive ball-screw (15) synchro-feed with the right vertical feed case in lining (21).Make big knife plate (16) have certain damping, guarantee big knife plate (16) feed accuracy and transmission stiffness.
Big knife plate (16) is when the ballscrew that rolls left (15) and right ball-screw (15) error are 0.02mm: the Abbe error of knife plate is 2 greatly ".The mariages thick stick drives and has not only improved transmission accuracy, and has improved transmission stiffness.
Claims (1)
1. two driving ball-screw antivibration knife rests of a high accuracy; Comprise servomotor (1), ringfeder (2), gear shaft (3), gear (4), shaft gear (5), gear wheel (6), shaft coupling (7), index dial (8), worm screw (9), worm gear (10), spiral bevel gear wheel shaft (11), spiral bevel gear (12), power transmission shaft (13), leading screw shaft coupling (14), ball-screw (15), big knife plate (16), angular contact ball bearing (17), centripetal thrust force roller bearing (18), deep groove ball bearing (19), feed box (20), vertical feed case (21), axis (22); It is characterized in that: servomotor (1) puts together on the feed box (20), and what feed box (20) was firm puts together on the big slide plate; Gear shaft (3) connects together by the no gap of axle of ringfeder (2) with servomotor (1); Gear (4), shaft gear (5) are contained in the feed box (20) by centripetal thrust force roller bearing (18), gear wheel (6) is in transmission connection by axle and bearing and axis (22), axis (22) is connected with feed box (20) by deep groove ball bearing (19), this axis (22) passes the identical vertical feed case with and arranged on left and right sides of feed box (20) (21) and is connected, and gear (4), shaft gear (5), gear wheel (6), gear shaft (3), ringfeder (2) are contained in the feed box (20); The left side is connected with spiral bevel gear wheel shaft (11) through index dial (8), worm gear (10), worm screw (9), angular contact ball bearing (17) simultaneously, spiral bevel gear wheel shaft (11) is connected with power transmission shaft (13) by spiral bevel gear (12), power transmission shaft (13) is connected with the ball-screw (15) on the left side by leading screw shaft coupling (14), the ball-screw on the left side (15) is connected with big knife plate (16), and spiral bevel gear wheel shaft (11), spiral bevel gear (12) are contained in the vertical feed case (21) on the left side; Axis (22) right side is connected with right side vertical feed case (21) by shaft coupling (7), and right side vertical feed case (21) is connected with the ball-screw (15) on the right, and the ball-screw on the right (15) is connected with big knife plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201155679U CN201020542Y (en) | 2007-02-06 | 2007-02-06 | High precision double drive ball screw anti-vibration tool holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201155679U CN201020542Y (en) | 2007-02-06 | 2007-02-06 | High precision double drive ball screw anti-vibration tool holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201020542Y true CN201020542Y (en) | 2008-02-13 |
Family
ID=39087949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201155679U Expired - Lifetime CN201020542Y (en) | 2007-02-06 | 2007-02-06 | High precision double drive ball screw anti-vibration tool holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201020542Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101913096A (en) * | 2010-08-04 | 2010-12-15 | 无锡中盈实业有限公司 | Boring miller carriage driving structure |
| CN102941358A (en) * | 2012-11-08 | 2013-02-27 | 无锡京华重工装备制造有限公司 | Numerical control side tool carrier structure of vertical lathe |
| CN104192159A (en) * | 2014-09-24 | 2014-12-10 | 常州市瑞泰工程机械有限公司 | Axle gearbox suspending hanger |
-
2007
- 2007-02-06 CN CNU2007201155679U patent/CN201020542Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101913096A (en) * | 2010-08-04 | 2010-12-15 | 无锡中盈实业有限公司 | Boring miller carriage driving structure |
| CN101913096B (en) * | 2010-08-04 | 2013-06-12 | 无锡中盈实业有限公司 | Boring miller carriage driving structure |
| CN102941358A (en) * | 2012-11-08 | 2013-02-27 | 无锡京华重工装备制造有限公司 | Numerical control side tool carrier structure of vertical lathe |
| CN104192159A (en) * | 2014-09-24 | 2014-12-10 | 常州市瑞泰工程机械有限公司 | Axle gearbox suspending hanger |
| CN104192159B (en) * | 2014-09-24 | 2016-07-06 | 常州市瑞泰工程机械有限公司 | Axle gear box is hung |
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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 |
Granted publication date: 20080213 |
|
| CX01 | Expiry of patent term |