CN204205814U - A kind of high-precision servo electric cylinder - Google Patents
A kind of high-precision servo electric cylinder Download PDFInfo
- Publication number
- CN204205814U CN204205814U CN201420619714.6U CN201420619714U CN204205814U CN 204205814 U CN204205814 U CN 204205814U CN 201420619714 U CN201420619714 U CN 201420619714U CN 204205814 U CN204205814 U CN 204205814U
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- piston
- screw mandrel
- piston rod
- servo electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Actuator (AREA)
Abstract
The utility model relates to a kind of high-precision servo electric cylinder, cylinder body is built-in with a hollow piston rod coaxially arranged with cylinder body, the distal outer surface of described hollow piston rod is provided with the piston be slidably matched with cylinder body, straight line driving mechanism comprises one and to be built in cylinder body and the screw mandrel coaxially arranged with cylinder body, one is arranged on hollow piston rod end and the nut be connected with wire rod thread, and the drive motors that is directly or indirectly connected with screw mandrel, guiding mechanism is arranged between piston and cylinder body, and straight line driving mechanism piston rod can be coordinated to move along cylinder body axial reciprocating.The utility model has the advantage of: the utility model device provides power by servomotor, drive screw mandrel rotates, be threaded between screw mandrel with nut, carry out transmission, nut is fixedly connected with piston, the moving direction of piston can carry out spacing by the guide frame between piston and cylinder body, and ensure that piston moves on request, simultaneous displacement transducer can obtain position data accurately.
Description
Technical field
The utility model relates to a kind of electric cylinder, especially a kind of high-precision servo electric cylinder.
Background technology
At present, the linear displacement driving device generally used is hydraulic cylinder or cylinder; Cylinder is exerted oneself less and position is difficult to STOCHASTIC CONTROL, all obtain displacement accurately by extremely spacing mode in general use procedure, be unfavorable for that flexible automation is produced like this, although hydraulic cylinder is exerted oneself larger, but there is defects such as revealing pollution, consider to adopt servo electric jar for high-precision occasion for this reason.Such as: the hatch door of battleship and aircraft is opened, the low adjustment of seat height, weapon following system actuator, test lifting support, automatic production line, automated assembly line, various manipulators etc., therefore, just must develop a kind of straight-line displacement can be provided to drive while without the need to preventing piston rotation and the high-precision servo electric cylinder of accurate location by extremely spacing, through retrieval, do not find the same or analogous device with the utility model.
Utility model content
The technical problems to be solved in the utility model be to provide a kind of straight-line displacement can be provided to drive while without the need to preventing piston rotation and the high-precision servo electric cylinder of accurate location by extremely spacing.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of high-precision servo electric cylinder, is characterized in that: comprise
One cylinder body, described cylinder body is built-in with a hollow piston rod coaxially arranged with cylinder body, and the distal outer surface of described hollow piston rod is provided with the piston be slidably matched with cylinder body, outside the protruding cylinder body in front end of described hollow piston rod;
One straight line driving mechanism, described straight line driving mechanism comprises one and to be built in cylinder body and the screw mandrel coaxially arranged with cylinder body, and one is arranged on hollow piston rod end and the nut be connected with wire rod thread, and the drive motors that is directly or indirectly connected with screw mandrel;
One built-in guiding mechanism, this guiding mechanism is arranged between piston and cylinder body, and straight line driving mechanism piston rod can be coordinated to move along cylinder body axial reciprocating.
Further, described drive motors drives screw mandrel to rotate by transmission mechanism, described transmission mechanism comprises a driven pulley be connected with screw mandrel, and the driving wheel that is connected with drive motors, driving wheel is connected by Timing Belt with driven pulley, and described drive motors is arranged on cylinder body side by connecting plate.
Further, described drive motors is a servomotor.
Further, described connecting plate is provided with a cover cap, described cover cap coordinates formation one by driving wheel, driven pulley and Timing Belt cover closed cavity within it with connecting plate.
Further, the front end of described piston rod is provided with a drive plate, cylinder body lateral wall is provided with a displacement transducer, and the probe of displacement transducer is arranged on and drives on plate.
Further, described guiding mechanism comprises one and is arranged on slide block on piston, and one is arranged on the feather key bar extended on inboard wall of cylinder block and along cylinder body axis direction, described slide block has the keyway that just can hold feather key bar and embed.
Further, described guiding mechanism comprises one and is arranged on slide block on piston, and one is arranged on inboard wall of cylinder block and the line slideway extended along cylinder body axis direction, and described line slideway coordinates with skid.
Further, described screw mandrel is ball-screw, can also be T-shaped screw mandrel.
The utility model has the advantage of: the utility model device provides power by servomotor, drive screw mandrel rotates, be threaded between screw mandrel with nut, carry out transmission, nut is fixedly connected with piston, and the guide frame between piston and cylinder body makes piston avoid rotating when mobile, guarantees to ensure that piston moves on request, simultaneous displacement transducer can obtain position data accurately, and it is more steady that guide frame can allow piston move axially along cylinder body.
The utility model drives feed screw nut pair action by drive motors, and coordinates the guiding of guiding mechanism, and the piston rod that is connected with nut and piston are moved forwards, backwards along Boring mill in cylinder body, and then the straight-line displacement of realization and tailpiece of the piston rod part connecting part.
Guide frame between piston and cylinder body makes piston carry out the spacing of circumferencial direction to it when mobile, avoids piston rotation to apply side force to displacement transducer, guarantees the accurate and effective property that displacement transducer detects.
Drive motors adopts servomotor, and user can be regulated according to actual user demand, uses more flexible, applied widely.The outfit of displacement transducer can be carried out accurately detecting and feedback to the displacement of piston rod, controls, improve the automaticity of equipment to realize automatic closed loop.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model high-precision servo electric cylinder.
Embodiment
A kind of high-precision servo electric cylinder as shown in Figure 1, comprises cylinder body 2, straight line driving mechanism, built-in guiding mechanism.
Cylinder body 2 is built-in with the hollow piston rod 3 that arrange coaxial with cylinder body 2, and the distal outer surface of described hollow piston rod 3 is provided with the piston 4 be slidably matched with cylinder body 2, outside the protruding cylinder body 2 in front end of described hollow piston rod 3;
Straight line driving mechanism comprises one and to be built in cylinder body 2 and to be arranged on hollow piston rod 3 end and the nut 5 be threaded with screw mandrel 6 with the coaxial screw mandrel 6, arranged of cylinder body 2, and the drive motors 14 that is directly or indirectly connected with screw mandrel 6;
Guiding mechanism is arranged between piston 4 and cylinder body 2, and straight line driving mechanism piston rod 3 can be coordinated to move along cylinder body 2 axial reciprocating.
Drive motors 14 of the present utility model drives screw mandrel 6 to rotate by transmission mechanism, transmission mechanism comprises a driven pulley 9 be connected with screw mandrel 6, and the driving wheel 10 that is connected with drive motors 14, driving wheel 10 is connected by Timing Belt 11 with driven pulley 9, and drive motors 14 is arranged on cylinder body 2 side by connecting plate 13.
Drive unit 14 of the present utility model can be displacement servo motor, and this is exemplary certainly.
Connecting plate 13 of the present utility model is provided with a cover cap 12, cover cap 12 coordinates formation one that driving wheel 10, driven pulley 9 and Timing Belt 11 are covered closed cavity within it with connecting plate 13.
The front end of piston rod 3 of the present utility model is provided with a drive plate 18, cylinder body 2 lateral wall is provided with a displacement transducer 19, and the probe of displacement transducer 19 is arranged on and drives on plate 18.
As the further execution mode of the utility model: guiding mechanism of the present utility model comprises one and is arranged on slide block on piston 4, and one is arranged on the feather key bar extended on cylinder body 2 inwall and along cylinder body 2 axis direction, slide block has the keyway that just can hold feather key bar and embed, and now slide block is self-lubricating copper billet.
Certainly, the structure of above-mentioned guiding mechanism is only exemplary, not circumscribed, such as: guiding mechanism can also be a slide block being arranged on piston 4, and one is arranged on cylinder body 2 inwall and the line slideway extended along cylinder body 2 axis direction, line slideway coordinates with skid, and now slide block also can make copper billet.
Screw mandrel 6 of the present utility model is ball-screw, can also be T-shaped screw mandrel, and guide frame is here exemplary certainly.
Its operation principle is: the utility model device provides power by servomotor 14, screw mandrel 6 is driven to rotate, be threaded between screw mandrel 6 with nut 5, carry out transmission, nut 5 is fixedly connected with piston 4, and the moving direction of piston 4 can carry out spacing by the guide frame between piston 4 and cylinder body 2, ensure that piston 4 moves on request, simultaneous displacement transducer 19 can obtain position data accurately, to feed back in control system, is conducive to realizing Automated condtrol.
Claims (8)
1. a high-precision servo electric cylinder, is characterized in that: comprise
One cylinder body, described cylinder body is built-in with a hollow piston rod coaxially arranged with cylinder body, and the distal outer surface of described hollow piston rod is provided with the piston be slidably matched with cylinder body, outside the protruding cylinder body in front end of described hollow piston rod;
One straight line driving mechanism, described straight line driving mechanism comprises one and to be built in cylinder body and the screw mandrel coaxially arranged with cylinder body, and one is arranged on hollow piston rod end and the nut be connected with wire rod thread, and the drive motors that is directly or indirectly connected with screw mandrel;
One built-in guiding mechanism, this guiding mechanism is arranged between piston and cylinder body, and straight line driving mechanism piston rod can be coordinated to move along cylinder body axial reciprocating.
2. a kind of high-precision servo electric cylinder according to claim 1, it is characterized in that: described drive motors drives screw mandrel to rotate by transmission mechanism, described transmission mechanism comprises a driven pulley be connected with screw mandrel, and the driving wheel that is connected with drive motors, driving wheel is connected by Timing Belt with driven pulley, and described drive motors is arranged on cylinder body side by connecting plate.
3. a kind of high-precision servo electric cylinder according to claim 1 and 2, is characterized in that: described drive motors is a servomotor.
4. a kind of high-precision servo electric cylinder according to claim 2, is characterized in that: described connecting plate is provided with a cover cap, and described cover cap coordinates formation one by driving wheel, driven pulley and Timing Belt cover closed cavity within it with connecting plate.
5. a kind of high-precision servo electric cylinder according to claim 1, is characterized in that: the front end of described piston rod is provided with a drive plate, cylinder body lateral wall is provided with a displacement transducer, and the probe of displacement transducer is arranged on and drives on plate.
6. a kind of high-precision servo electric cylinder according to claim 1, it is characterized in that: described guiding mechanism comprises one and is arranged on slide block on piston, and one is arranged on the feather key bar extended on inboard wall of cylinder block and along cylinder body axis direction, described slide block has the keyway that just can hold feather key bar and embed.
7. a kind of high-precision servo electric cylinder according to claim 1, it is characterized in that: described guiding mechanism comprises one and is arranged on slide block on piston, and one is arranged on inboard wall of cylinder block and the line slideway extended along cylinder body axis direction, described line slideway coordinates with skid.
8. a kind of high-precision servo electric cylinder according to claim 1, it is characterized in that: described screw mandrel is ball-screw, can also be T-shaped screw mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420619714.6U CN204205814U (en) | 2014-10-24 | 2014-10-24 | A kind of high-precision servo electric cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420619714.6U CN204205814U (en) | 2014-10-24 | 2014-10-24 | A kind of high-precision servo electric cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204205814U true CN204205814U (en) | 2015-03-11 |
Family
ID=52663727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420619714.6U Expired - Fee Related CN204205814U (en) | 2014-10-24 | 2014-10-24 | A kind of high-precision servo electric cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204205814U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136386A (en) * | 2015-09-24 | 2015-12-09 | 昆山市交通工程试验检测中心 | Force value test device |
| CN105136387A (en) * | 2015-09-24 | 2015-12-09 | 昆山市交通工程试验检测中心 | Force value test device loaded by electric cylinders |
| CN105356657A (en) * | 2015-12-14 | 2016-02-24 | 重庆东登科技有限公司 | Electric linear driver having antirust protection and controllable stroke |
| CN105356654A (en) * | 2015-12-14 | 2016-02-24 | 重庆东登科技有限公司 | Electric linear driver having overload protection and controllable stroke |
| CN105356656A (en) * | 2015-12-14 | 2016-02-24 | 重庆东登科技有限公司 | Electric linear driver having antirust protection and controllable stroke |
| CN105356655A (en) * | 2015-12-14 | 2016-02-24 | 重庆东登科技有限公司 | Electric linear driver having shock-absorption protection and controllable stroke |
| CN105391234A (en) * | 2015-12-14 | 2016-03-09 | 重庆东登科技有限公司 | Dynamoelectric linear actuator with controllable journey and functions of anti-rusting and shock-absorbing protection |
| CN105429351A (en) * | 2015-12-14 | 2016-03-23 | 重庆东登科技有限公司 | Electric linear driver with controllable stroke |
| CN107782872A (en) * | 2017-10-25 | 2018-03-09 | 中国矿业大学 | A kind of mechanical light sensation Combinational redundancy formula water quality monitor metering device |
| CN108103826A (en) * | 2018-02-09 | 2018-06-01 | 安徽中烟再造烟叶科技有限责任公司 | Paper machine suction roller mobile device |
| CN108183576A (en) * | 2017-12-29 | 2018-06-19 | 上海君屹工业自动化股份有限公司 | A kind of servo gear directly drives electric cylinders |
| CN115051506A (en) * | 2021-03-10 | 2022-09-13 | 苏州玖钧智能装备有限公司 | Simply-mounted electric cylinder |
| CN115133706A (en) * | 2022-08-31 | 2022-09-30 | 深圳市恒拓高工业技术股份有限公司 | Servo motor assembly and servo press |
-
2014
- 2014-10-24 CN CN201420619714.6U patent/CN204205814U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136386A (en) * | 2015-09-24 | 2015-12-09 | 昆山市交通工程试验检测中心 | Force value test device |
| CN105136387A (en) * | 2015-09-24 | 2015-12-09 | 昆山市交通工程试验检测中心 | Force value test device loaded by electric cylinders |
| CN105391234A (en) * | 2015-12-14 | 2016-03-09 | 重庆东登科技有限公司 | Dynamoelectric linear actuator with controllable journey and functions of anti-rusting and shock-absorbing protection |
| CN105356654A (en) * | 2015-12-14 | 2016-02-24 | 重庆东登科技有限公司 | Electric linear driver having overload protection and controllable stroke |
| CN105356656A (en) * | 2015-12-14 | 2016-02-24 | 重庆东登科技有限公司 | Electric linear driver having antirust protection and controllable stroke |
| CN105356655A (en) * | 2015-12-14 | 2016-02-24 | 重庆东登科技有限公司 | Electric linear driver having shock-absorption protection and controllable stroke |
| CN105356657A (en) * | 2015-12-14 | 2016-02-24 | 重庆东登科技有限公司 | Electric linear driver having antirust protection and controllable stroke |
| CN105429351A (en) * | 2015-12-14 | 2016-03-23 | 重庆东登科技有限公司 | Electric linear driver with controllable stroke |
| CN107782872A (en) * | 2017-10-25 | 2018-03-09 | 中国矿业大学 | A kind of mechanical light sensation Combinational redundancy formula water quality monitor metering device |
| CN108183576A (en) * | 2017-12-29 | 2018-06-19 | 上海君屹工业自动化股份有限公司 | A kind of servo gear directly drives electric cylinders |
| CN108103826A (en) * | 2018-02-09 | 2018-06-01 | 安徽中烟再造烟叶科技有限责任公司 | Paper machine suction roller mobile device |
| CN115051506A (en) * | 2021-03-10 | 2022-09-13 | 苏州玖钧智能装备有限公司 | Simply-mounted electric cylinder |
| CN115133706A (en) * | 2022-08-31 | 2022-09-30 | 深圳市恒拓高工业技术股份有限公司 | Servo motor assembly and servo press |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204205814U (en) | A kind of high-precision servo electric cylinder | |
| CN204396564U (en) | Air throttle water pipe bender | |
| CN103612379B (en) | A kind of detent mechanism of clamping part of manipulator of bottle blowing machine | |
| CN207357854U (en) | A kind of bending machine | |
| CN204094788U (en) | A kind of manipulator for industry forging | |
| CN102310123A (en) | Pneumatic wire arranging mechanism of water tank wire drawing machine | |
| US9482243B2 (en) | Reciprocating servo control device for mainshaft of honing machine | |
| CN201344166Y (en) | Device for driving and controlling precise travel of hydraulic cylinder | |
| CN202622492U (en) | Feed mechanism for tailstock sleeve of workbench movable numerical control roll grinder | |
| CN105080994A (en) | High-precision aluminum profile dual-traction machine | |
| CN204338889U (en) | Lathe pressing tailstock automatic adjusting mechanism | |
| CN101745835A (en) | Milling cutter feeding device | |
| CN105415685A (en) | Intelligent integrated 3D printing machine | |
| CN203002928U (en) | Bending die device of full-automatic numerical control hydraulic pipe-bending machine | |
| CN202752707U (en) | Automatic tapping machine | |
| CN107000147B (en) | Numerical control machine tool and automatic tool changing device thereof | |
| CN204035601U (en) | Digit Control Machine Tool workpiece mechanism | |
| CN202824227U (en) | Novel accurate coiling width positioning device | |
| CN203371320U (en) | Rotating pushing machining device allowing stroke control | |
| CN203543039U (en) | Built-in mould locking driving device for injection molding machine | |
| CN202846774U (en) | Thread de-molding structure for controlling thread initial position | |
| CN204205858U (en) | A kind of rotor thrustor | |
| CN202498400U (en) | Double-speed micro-feed mechanism | |
| CN203804234U (en) | Z-direction spindle device for numerical-control drilling machine | |
| CN204545435U (en) | Radius rod sphere copying apparatus |
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: 20150311 Termination date: 20211024 |