CN204244000U - One stablizes high-precision electric cylinder structure - Google Patents
One stablizes high-precision electric cylinder structure Download PDFInfo
- Publication number
- CN204244000U CN204244000U CN201420568689.3U CN201420568689U CN204244000U CN 204244000 U CN204244000 U CN 204244000U CN 201420568689 U CN201420568689 U CN 201420568689U CN 204244000 U CN204244000 U CN 204244000U
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- CN
- China
- Prior art keywords
- feed screw
- screw nut
- flange
- cylinder
- piston rod
- 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
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Abstract
The utility model relates to one and stablizes high-precision electric cylinder structure, comprise the base with assembly cavity and the motor be arranged on base, cylinder barrel, be provided with by the screw mandrel of above-mentioned motor-driven rotation in cylinder barrel, and be in the feed screw nut coordinating transmission in cylinder barrel with wire rod thread, feed screw nut is fixed with and can stretches out or shrink the piston rod in cylinder barrel, feed screw nut is fixedly installed flange, the lower end of described piston rod is fixedly installed on flange, guide cylinder is fixed with at flange outer peripheral face, offer the gathering sill slided for guide cylinder along bore axis direction in inner wall of cylinder.When driven by motor screw mandrel rotates, the rotation of screw mandrel can drive feed screw nut, flange moves up and down along screw mandrel direction, and the guide cylinder on flange can be moved in gathering sill, and be fixed on feed screw nut due to piston rod, can effectively prevent when screw mandrel rotates like this, drive the rotation of piston rod, ensure the telescopic displacement precision of piston rod with this.
Description
Technical field
The utility model relates to one and stablizes high-precision electric cylinder structure.
Background technology
Existing electric cylinder comprises the base with assembly cavity and the motor, the cylinder barrel that are arranged on base, be provided with by the screw mandrel of above-mentioned motor-driven rotation in cylinder barrel, and be in the feed screw nut coordinating transmission in cylinder barrel with wire rod thread, described feed screw nut is fixed with and can stretches out or shrink the piston rod in cylinder barrel; The rotating band movable wire stem nut of motor moves up and down along screw mandrel, and piston rod is fixedly connected with feed screw nut, so just, stretching out and shrinking of piston rod can be realized, but existing feed screw nut can rotate under abandoned state, the telescopic displacement precision of piston rod will be affected, affect the use of electric cylinder.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide a kind of electric cylinder structure that can ensure piston rod displacement accuracy.
Realize the technical solution of the utility model as follows:
One stablizes high-precision electric cylinder structure, comprise the base with assembly cavity and the motor be arranged on base, cylinder barrel, be provided with by the screw mandrel of above-mentioned motor-driven rotation in cylinder barrel, and be in the feed screw nut coordinating transmission in cylinder barrel with wire rod thread, described feed screw nut is fixed with and can stretches out or shrink the piston rod in cylinder barrel, described feed screw nut is fixedly installed flange, the lower end of described piston rod is fixedly installed on flange, guide cylinder is fixed with at described flange outer peripheral face, offer the gathering sill slided for guide cylinder along bore axis direction in inner wall of cylinder.
Have employed technique scheme, guide cylinder is fixed with at flange outer peripheral face, offer the gathering sill slided for guide cylinder along bore axis direction in inner wall of cylinder, when driven by motor screw mandrel rotates, the rotation of screw mandrel can drive feed screw nut, flange moves up and down along screw mandrel direction, and the guide cylinder on flange can be moved in gathering sill, and be fixed on feed screw nut due to piston rod, can effectively prevent when screw mandrel rotates like this, drive the rotation of piston rod, ensure the telescopic displacement precision of piston rod with this.
Further, in order to flange is firmly arranged on feed screw nut, the bottom of described feed screw nut extends outward supporting step, above-mentioned flange sleeve is located at and feed screw nut supports by supporting step and locking mechanism is locked, and the lower end of piston rod to be between flange inner wall and feed screw nut's outer wall and to be fixedly connected on feed screw nut by fixture.
Further, for the ease of being assembled on feed screw nut by flange, described locking mechanism is lock-screw or carries out spacing slot for being fixedly installed on locking inserted block on flange and being opened in supporting step inserts for locking inserted block to locking inserted block.
Accompanying drawing explanation
Fig. 1 is structure cutaway view of the present utility model;
Fig. 2 is the structural representation in the utility model between motor and base;
Fig. 3 be in the utility model cylinder barrel and flange coordinate schematic diagram;
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
As Fig. 1, 2, 3, one stablizes high-precision electric cylinder structure, comprise the base 2 with assembly cavity 1 and the motor 3 be arranged on base, cylinder barrel 4, be provided with by the screw mandrel 5 of above-mentioned motor-driven rotation in cylinder barrel, and be in the feed screw nut 6 coordinating transmission in cylinder barrel with wire rod thread, feed screw nut is fixed with and can stretches out or shrink the piston rod 7 in cylinder barrel, feed screw nut is fixedly installed flange 8, the lower end of piston rod is fixedly installed on flange, guide cylinder 9 is fixed with at described flange outer peripheral face, offer the gathering sill 10 slided for guide cylinder along bore axis direction in inner wall of cylinder.
In assembly cavity 1, be provided with the transmission mechanism for transmitting motor power, it comprises the driving gear 11 being fixed on motor output shaft, and is fixed on the driven gear 12 of screw mandrel lower end, is in transmission connection between driving gear and driven gear by cogged drive belt 13; In concrete enforcement, electric machine casing is fixedly installed installed surface 14, base offers the adjustment hole 15 of strip, electric machine casing is locked on base by clamping screw 16 through installed surface, adjustment hole, the right position of motor can be regulated like this, this situation is convenient under relaxed state appears in cogged drive belt, by the elasticity adjustment regulating the position of motor to realize cogged drive belt, can ensure that cogged drive belt is in proper states with this; And between electric machine casing and cylinder barrel, be also provided with a limited post 17, one end of this limited post is threaded with cylinder barrel, the other end withstands on electric machine casing, and on limited post, be provided with locking nut 18, the distance between electric machine casing and cylinder barrel effectively can be ensured by limited post, ensure like this working long hours, the position of motor is fixing can not produce displacement, avoids the transmission failure caused because of moving of motor.
Wherein, the bottom of feed screw nut extends outward supporting step 19, above-mentioned flange sleeve is located on feed screw nut and is supported and locking mechanism locking by supporting step, the lower end of piston rod to be between flange inner wall and feed screw nut's outer wall and to be fixedly connected on feed screw nut by fixture, and fixture can be bolt or screw.Wherein, locking mechanism is lock-screw 20 or carries out spacing slot for being fixedly installed on locking inserted block on flange and being opened in supporting step inserts for locking inserted block to locking inserted block.In concrete enforcement, cylinder barrel is made up of upper and lower two parts, is provided with the bearing 21 be set on screw mandrel in the cylinder barrel of lower part.
Claims (3)
1. a stable high-precision electric cylinder structure, comprise the base with assembly cavity and the motor be arranged on base, cylinder barrel, be provided with by the screw mandrel of above-mentioned motor-driven rotation in cylinder barrel, and be in the feed screw nut coordinating transmission in cylinder barrel with wire rod thread, described feed screw nut is fixed with and can stretches out or shrink the piston rod in cylinder barrel, it is characterized in that, described feed screw nut is fixedly installed flange, the lower end of described piston rod is fixedly installed on flange, guide cylinder is fixed with at described flange outer peripheral face, offer the gathering sill slided for guide cylinder along bore axis direction in inner wall of cylinder.
2. one according to claim 1 stablizes high-precision electric cylinder structure, it is characterized in that, the bottom of described feed screw nut extends outward supporting step, above-mentioned flange sleeve is located at and feed screw nut supports by supporting step and locking mechanism is locked, and the lower end of piston rod to be between flange inner wall and feed screw nut's outer wall and to be fixedly connected on feed screw nut by fixture.
3. one according to claim 2 stablizes high-precision electric cylinder structure, it is characterized in that, described locking mechanism is lock-screw or carries out spacing slot for being fixedly installed on locking inserted block on flange and being opened in supporting step inserts for locking inserted block to locking inserted block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568689.3U CN204244000U (en) | 2014-09-29 | 2014-09-29 | One stablizes high-precision electric cylinder structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568689.3U CN204244000U (en) | 2014-09-29 | 2014-09-29 | One stablizes high-precision electric cylinder structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204244000U true CN204244000U (en) | 2015-04-01 |
Family
ID=52773443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420568689.3U Expired - Fee Related CN204244000U (en) | 2014-09-29 | 2014-09-29 | One stablizes high-precision electric cylinder structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204244000U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588168A (en) * | 2017-10-09 | 2018-01-16 | 中国船舶重工集团公司第七0四研究所 | A kind of straight line actuation mechanism with cramped construction |
| CN108320385A (en) * | 2018-02-15 | 2018-07-24 | 河南智售宝智能科技有限公司 | A kind of automatic vending machine stretches shipment device and rotating mechanism |
| CN109861447A (en) * | 2019-01-08 | 2019-06-07 | 厦门微控科技有限公司 | High thrust, antifatigue electric cylinder |
| CN111336228A (en) * | 2020-03-04 | 2020-06-26 | 深圳市迈胜恒源科技有限公司 | Novel electric cylinder |
| CN114370457A (en) * | 2021-12-29 | 2022-04-19 | 中船重工中南装备有限责任公司 | Adjustable mechanical anti-loosening positioning device for rotating shaft and use method |
| CN115892414A (en) * | 2023-01-30 | 2023-04-04 | 中国科学院宁波材料技术与工程研究所 | Linear driving mechanism |
-
2014
- 2014-09-29 CN CN201420568689.3U patent/CN204244000U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588168A (en) * | 2017-10-09 | 2018-01-16 | 中国船舶重工集团公司第七0四研究所 | A kind of straight line actuation mechanism with cramped construction |
| CN107588168B (en) * | 2017-10-09 | 2020-09-04 | 中国船舶重工集团公司第七0四研究所 | Linear actuating mechanism with compact structure |
| CN108320385A (en) * | 2018-02-15 | 2018-07-24 | 河南智售宝智能科技有限公司 | A kind of automatic vending machine stretches shipment device and rotating mechanism |
| CN109861447A (en) * | 2019-01-08 | 2019-06-07 | 厦门微控科技有限公司 | High thrust, antifatigue electric cylinder |
| CN109861447B (en) * | 2019-01-08 | 2023-10-27 | 厦门微控科技有限公司 | High thrust and anti-fatigue electric cylinder |
| CN111336228A (en) * | 2020-03-04 | 2020-06-26 | 深圳市迈胜恒源科技有限公司 | Novel electric cylinder |
| CN114370457A (en) * | 2021-12-29 | 2022-04-19 | 中船重工中南装备有限责任公司 | Adjustable mechanical anti-loosening positioning device for rotating shaft and use method |
| CN114370457B (en) * | 2021-12-29 | 2024-01-02 | 中船重工中南装备有限责任公司 | Adjustable mechanical anti-loosening positioning device for rotating shaft and use method |
| CN115892414A (en) * | 2023-01-30 | 2023-04-04 | 中国科学院宁波材料技术与工程研究所 | Linear driving mechanism |
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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: 20150401 Termination date: 20180929 |