CN205654802U - Nut rotation type screw drive mechanism - Google Patents
Nut rotation type screw drive mechanism Download PDFInfo
- Publication number
- CN205654802U CN205654802U CN201620471011.2U CN201620471011U CN205654802U CN 205654802 U CN205654802 U CN 205654802U CN 201620471011 U CN201620471011 U CN 201620471011U CN 205654802 U CN205654802 U CN 205654802U
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- China
- Prior art keywords
- screw
- nut
- mounting seat
- drive mechanism
- screw mandrel
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- Expired - Fee Related
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Abstract
The utility model discloses a nut rotation type screw drive mechanism, including the lead screw mount pad, drive screw -nut, the lead screw, the actuating mechanism mount pad, actuating mechanism, the lubricated nut rotation type ball wire of this pair side, rotatory through the servo motor driving motor synchronizing wheel among the actuating mechanism, because the synchronous motors wheel passes through the hold -in range with the lead screw synchronizing wheel and is connected, and the lead screw synchronizing wheel is installed on screw -nut, consequently, it is rotatory to reach drive screw -nut, through screw -nut and lead screw meshing, consequently, it removes to reach drive lead screw mount pad, because screw -nut length is short, consequently, the moment of inertia of screw -nut rotation is little, thereby guarantee this nut rotation type screw drive mechanism's stationarity, consequently, can improve application apparatus's life.
Description
Technical field
This utility model relates to a kind of drive mechanism, particularly relates to a kind of nut rotary type lead screw transmission mechanism.
Background technology
Traditional ball screw drive mechanism is to drive screw mandrel to rotate by motor, nut motion is driven again by screw mandrel, owing to screw mandrel length is longer, when therefore rotating, the moment of inertia is big, thus nut bumpy motion can be caused, therefore it is easily reduced the service life of application apparatus, in view of disadvantages described above, is necessary in fact to design a kind of nut rotary type lead screw transmission mechanism.
Utility model content
Technical problem to be solved in the utility model is: provides a kind of bilateral lubrication nut rotary type ball wire, solves traditional bearing block and can only realize unilateral installation, thus make troubles to installation, and the problem easily causing the abrasion of bearing axle internal bearings.
For solving above-mentioned technical problem, the technical solution of the utility model is: a kind of nut rotary type lead screw transmission mechanism, including screw mandrel mounting seat, drive feed screw nut, screw mandrel, drive mechanism mounting seat, drive mechanism, described feed screw nut is positioned at inside screw mandrel mounting seat, described feed screw nut is rotatedly connected with screw mandrel mounting seat, described screw mandrel runs through feed screw nut and screw mandrel mounting seat, described drive mechanism mounting seat is located at screw mandrel mounting seat side, described drive mechanism is arranged in drive mechanism mounting seat, and described drive mechanism drives feed screw nut to rotate.
Further, described drive mechanism contains motor mounting plate, servomotor, motor drum in-phase, screw mandrel synchronization wheel, Timing Belt, regulation screw.
Further, described motor mounting plate is positioned at inside drive mechanism mounting seat, described motor mounting plate is connected with drive mechanism mounting seat screw thread, described servomotor is positioned at motor mounting plate left end, described motor drum in-phase is arranged at servomotor right-hand member, described screw mandrel synchronizes wheel and is arranged at feed screw nut's right-hand member, described Timing Belt is arranged at motor drum in-phase and screw mandrel synchronizes between wheel, described regulation screw is provided with drive mechanism mounting seat upper end, and described regulation screw is connected with motor mounting plate screw thread.
Further, described regulation screw is also cased with flat shim and stacking spring.
Further, described screw mandrel mounting seat upper end is additionally provided with oil connection.
Further, described servomotor right-hand member is additionally provided with expansion set.
Compared with prior art, this bilateral lubrication nut rotary type ball wire, it is to be rotated by the driven by servomotor motor drum in-phase in drive mechanism, owing to motor drum in-phase wheel Tong Bu with screw mandrel is connected by Timing Belt, and screw mandrel synchronizes wheel and is arranged on feed screw nut, therefore reach to drive feed screw nut to rotate, engaged with screw mandrel by feed screw nut, therefore reach to drive screw mandrel mounting seat to move, owing to feed screw nut's length is short, therefore the moment of inertia that feed screw nut rotates is little, thus ensure the stationarity of this nut rotary type lead screw transmission mechanism, therefore the service life of application apparatus can be improved.
Accompanying drawing explanation
Fig. 1 is the sectional view of nut rotary type lead screw transmission mechanism
Fig. 2 is the sectional view of drive mechanism
Fig. 3 is regulation screw sectional view
Screw mandrel mounting seat 1, drive feed screw nut 2, screw mandrel 3, drive mechanism mounting seat 4, drive mechanism 5, motor mounting plate 6, servomotor 7, motor drum in-phase 8, screw mandrel synchronize wheel 9, Timing Belt 10, regulation screw 11, connector of oil pipes of oil 101, expansion set 701, flat shim 1101, stacking spring 1102
Following detailed description of the invention will further illustrate in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Hereinafter, multiple specific detail is elaborated, in order to provide the thorough understanding to the concept constituting described embodiment basis.But, it will be apparent to those skilled in the art that described embodiment can be put into practice in the case of some or all in not having these specific detail.In other cases, well-known process step is not specifically described.
nullSuch as Fig. 1、Fig. 2、Shown in Fig. 3，A kind of nut rotary type lead screw transmission mechanism，Including screw mandrel mounting seat 1、Drive feed screw nut 2、Screw mandrel 3、Drive mechanism mounting seat 4、Drive mechanism 5、Motor mounting plate 6、Servomotor 7、Motor drum in-phase 8、Screw mandrel synchronizes wheel 9、Timing Belt 10、Regulation screw 11、Connector of oil pipes of oil 101、Expansion set 701、Flat shim 1101、Stacking spring 1102，It is internal that described feed screw nut 2 is positioned at screw mandrel mounting seat 1，Described feed screw nut 2 is rotatedly connected with screw mandrel mounting seat 1，Described screw mandrel 3 runs through feed screw nut 2 and screw mandrel mounting seat 1，Described drive mechanism mounting seat 4 is located at screw mandrel mounting seat 1 side，Described drive mechanism 5 is arranged in drive mechanism mounting seat 4，Described driving machine 5 structure drives feed screw nut 2 to rotate，Described drive mechanism 5 contains motor mounting plate 6、Servomotor 7、Motor drum in-phase 8、Screw mandrel synchronizes wheel 9、Timing Belt 10、Regulation screw 11，It is internal that described motor mounting plate 6 is positioned at drive mechanism mounting seat 4，Described motor mounting plate 6 is connected with drive mechanism mounting seat 4 screw thread，Described servomotor 7 is positioned at motor mounting plate 6 left end，Described motor drum in-phase 8 is arranged at servomotor 7 right-hand member，Described screw mandrel synchronizes wheel 9 and is arranged at feed screw nut 2 right-hand member，Described Timing Belt 10 is arranged at motor drum in-phase 8 and screw mandrel synchronizes between wheel 9，Described regulation screw 11 is provided with drive mechanism mounting seat 4 upper end，And described regulation screw 11 is connected with motor mounting plate 6 screw thread，Flat shim 1101 and stacking spring 1102 also it is cased with on described regulation screw 11，Described screw mandrel mounting seat 1 upper end is additionally provided with oil connection 101，Described servomotor 7 right-hand member is additionally provided with expansion set 701，This bilateral lubrication nut rotary type ball wire，It is to drive motor drum in-phase 8 to rotate by the servomotor 7 in drive mechanism 5，Owing to motor drum in-phase 8 wheel 9 Tong Bu with screw mandrel is connected by Timing Belt 10，And screw mandrel synchronizes wheel 9 and is arranged on feed screw nut 2，Therefore reach to drive feed screw nut 2 to rotate，Engaged with screw mandrel 3 by feed screw nut 2，Therefore reach to drive screw mandrel mounting seat 1 to move，Owing to feed screw nut 2 length is short，Therefore the moment of inertia that feed screw nut 2 rotates is little，Thus ensure the stationarity of this nut rotary type lead screw transmission mechanism，Therefore the service life of application apparatus can be improved，Wherein servomotor 7 is clamped in drive mechanism mounting seat 4 by motor mounting plate 6,Motor mounting plate 6 can adjust by adjusting screw about 11,Facilitate installation and the adjustment of Timing Belt 10,By adjusting the adjustment of screw 11,Can be by the tension adjustment of Timing Belt 10 to optimum state,The running precision of mechanism is greatly improved，It is cased with flat shim 1101 and disk spring 1102 on screw 11 adjusting,Can be by calculating the radial force that can bear of axle of servomotor 7 and disk spring 1102 holding capacity and the coefficient ratio of deflection,During the installation and debugging of mechanism,It is effectively prevented because the servomotor 7 that maloperation (the most excessive during adjustment) causes damages，Screw mandrel mounting seat 1 is provided with connector of oil pipes of oil 101,Therefore lubricating oil can be squeezed into feed screw nut 2 and screw mandrel 3,The examination service life of this mechanism is greatly improved，
Screw mandrel mounting seat 1 and drive mechanism mounting seat 4 and feed screw nut 2 play installation effect, and expansion set 701 is so that motor drum in-phase 8 is locked on servomotor 7.
This utility model is not limited to above-mentioned specific embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion made, within all falling within protection domain of the present utility model.
Claims (6)
1. a nut rotary type lead screw transmission mechanism, including screw mandrel mounting seat, drive feed screw nut, screw mandrel, drive mechanism mounting seat, drive mechanism, described feed screw nut is positioned at inside screw mandrel mounting seat, described feed screw nut is rotatedly connected with screw mandrel mounting seat, described screw mandrel runs through feed screw nut and screw mandrel mounting seat, described drive mechanism mounting seat is located at screw mandrel mounting seat side, and described drive mechanism is arranged in drive mechanism mounting seat, and described drive mechanism drives feed screw nut to rotate.
2. a kind of nut rotary type lead screw transmission mechanism as claimed in claim 1, it is characterised in that described drive mechanism contains motor mounting plate, servomotor, motor drum in-phase, screw mandrel synchronization wheel, Timing Belt, regulation screw.
3. a kind of nut rotary type lead screw transmission mechanism as claimed in claim 2, it is characterized in that described motor mounting plate is positioned at inside drive mechanism mounting seat, described motor mounting plate is connected with drive mechanism mounting seat screw thread, described servomotor is positioned at motor mounting plate left end, described motor drum in-phase is arranged at servomotor right-hand member, described screw mandrel synchronizes wheel and is arranged at feed screw nut's right-hand member, described Timing Belt is arranged at motor drum in-phase and screw mandrel synchronizes between wheel, described regulation screw is provided with drive mechanism mounting seat upper end, and described regulation screw is connected with motor mounting plate screw thread.
4. a kind of nut rotary type lead screw transmission mechanism as claimed in claim 3, it is characterised in that be also cased with flat shim and stacking spring on described regulation screw.
5. a kind of nut rotary type lead screw transmission mechanism as claimed in claim 4, it is characterised in that described screw mandrel mounting seat upper end is additionally provided with oil connection.
6. a kind of nut rotary type lead screw transmission mechanism as claimed in claim 5, it is characterised in that described servomotor right-hand member is additionally provided with expansion set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620471011.2U CN205654802U (en) | 2016-05-23 | 2016-05-23 | Nut rotation type screw drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620471011.2U CN205654802U (en) | 2016-05-23 | 2016-05-23 | Nut rotation type screw drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205654802U true CN205654802U (en) | 2016-10-19 |
Family
ID=57404103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620471011.2U Expired - Fee Related CN205654802U (en) | 2016-05-23 | 2016-05-23 | Nut rotation type screw drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205654802U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061667A (en) * | 2017-04-20 | 2017-08-18 | 浙江大学 | A kind of transmission mechanism for being used for instrument for measuring gas content imbibition and vacuumizing |
| CN113560934A (en) * | 2021-09-07 | 2021-10-29 | 北京博鲁斯潘精密机床有限公司 | Accurate positioning and moving mechanism of precise numerical control machine tool |
| WO2023219060A1 (en) * | 2022-05-13 | 2023-11-16 | Thk株式会社 | Actuator |
-
2016
- 2016-05-23 CN CN201620471011.2U patent/CN205654802U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061667A (en) * | 2017-04-20 | 2017-08-18 | 浙江大学 | A kind of transmission mechanism for being used for instrument for measuring gas content imbibition and vacuumizing |
| CN107061667B (en) * | 2017-04-20 | 2019-09-13 | 浙江大学 | It is a kind of for instrument for measuring gas content imbibition and the transmission mechanism vacuumized |
| CN113560934A (en) * | 2021-09-07 | 2021-10-29 | 北京博鲁斯潘精密机床有限公司 | Accurate positioning and moving mechanism of precise numerical control machine tool |
| WO2023219060A1 (en) * | 2022-05-13 | 2023-11-16 | Thk株式会社 | Actuator |
| JP2023168049A (en) * | 2022-05-13 | 2023-11-24 | Thk株式会社 | actuator |
| JP7485722B2 (en) | 2022-05-13 | 2024-05-16 | Thk株式会社 | Actuator |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161019 Termination date: 20180523 |