CN106594018A - Multi-stage telescopic rod - Google Patents
Multi-stage telescopic rod Download PDFInfo
- Publication number
- CN106594018A CN106594018A CN201611216607.9A CN201611216607A CN106594018A CN 106594018 A CN106594018 A CN 106594018A CN 201611216607 A CN201611216607 A CN 201611216607A CN 106594018 A CN106594018 A CN 106594018A
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- China
- Prior art keywords
- level
- expansion link
- ball
- screw
- order
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- 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.)
- Pending
Links
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 2
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a multi-stage telescopic rod. The multi-stage telescopic rod comprises a foundational rod, a first-stage telescopic rod body, a second-stage telescopic rod body, a third-stage telescopic rod body and a fourth-stage telescopic rod body which are all hollow, wherein the first-stage telescopic rod body is sleeved with the foundational rod, the second-stage telescopic rod body is sleeved with the first-stage telescopic rod body, the third-stage telescopic rod body is sleeved with the second-stage telescopic rod body, and the fourth-stage telescopic rod body is sleeved with the third-stage telescopic rod body. The multi-stage telescopic rod adopts the multi-stage telescopic technology, multi-stage telescoping is carried out through lead screws in the four different positions so as to drive the telescopic rod to move, and larger telescoping length of the telescopic rod is achieved.
Description
Technical field
The present invention relates to a kind of multistage retractable rod.
Background technology
Flexible Technology application is in each technical field, such as camera self-timer bar, robot arm, electric power overhaul bar etc., mesh
Front stretching bar major part is hydraulically extensible bar, the multistage a lot of technology stretched using leading screw, substantially flexible using single screw, its
Collapsing length is extremely limited.
The content of the invention
For the problem that above-mentioned prior art is present, the present invention provides a kind of multistage retractable rod, and collapsing length is high.
To achieve these goals, the technical solution used in the present invention is：A kind of multistage retractable rod, including basic rod,
One-level expansion link, second level expansion link；, third level expansion link, fourth stage expansion link, described basic rod, first order expansion link,
Second level expansion link；, third level expansion link, fourth stage expansion link be hollow form, and first order expansion link is placed on the interior of basic rod
Portion, second level expansion link are placed on inside first order expansion link, and third level expansion link is placed on inside the expansion link of the second level, and the fourth stage is stretched
Contracting rod set is inside third level expansion link.
Described basic rod bottom is provided with first order motor, is provided with slotted eye where first order expansion link correspondence, and first
Level ball-screw is fixed with first order ball at the slotted eye of described first order expansion link through slotted eye and first order motor connection
Feed screw nut, first order ball-screw nut are coordinated with first order expansion link so that the rotation of first order expansion link can drive
First order ball-screw nut and its first order expansion link are moved up and down；
Described first order expansion link bottom is provided with second level motor, and the second motor is fixed with second level ball-screw, and second
Level expansion link bottom is provided with corresponding slotted eye, and second level ball-screw nut is fixed with slotted eye, second level ball-screw
Through slotted eye and second level ball-screw nut so that drive second level ball-screw by motor so that second level ball
Feed screw nut and its second level expansion link are moved up and down, and the second level is also provided with slotted eye on expansion link bottom so that first order ball
Leading screw can pass through second level expansion link bottom,
Same described second level expansion link bottom is provided with third level motor, and third level motor is fixed with third level ball wire
Thick stick, third level expansion link bottom are provided with corresponding slotted eye, and third level ball-screw nut is fixed with slotted eye, third level rolling
Ballscrew passes through slotted eye and third level ball-screw nut so that drive third level ball-screw by motor so that the 3rd
Level ball-screw nut and its third level expansion link are moved up and down, and other two slotted eyes are also provided with third level expansion link bottom,
First order ball-screw, second level ball-screw are enabled through the bottom of third level expansion link,
Same described third level expansion link bottom is provided with fourth stage motor, and fourth stage motor is fixed with fourth stage ball wire
Thick stick, fourth stage expansion link bottom are provided with corresponding slotted eye, and fourth stage ball-screw nut is fixed with slotted eye, fourth stage rolling
Ballscrew passes through slotted eye and fourth stage ball-screw nut so that drive third level ball-screw by motor so that the 4th
Level ball-screw nut and its fourth stage expansion link are moved up and down, and other three slotted eyes are also provided with fourth stage expansion link bottom,
First order ball-screw, second level ball-screw, second level ball-screw are enabled through the bottom of third level expansion link.
Described first order ball-screw, second level ball-screw, third level ball-screw, fourth stage ball-screw are into just
Square arrangement.
For more preferable fixed effect, basic rod, first order expansion link, second level expansion link；, inside third level expansion link
Be respectively provided with boss, the height and motor of boss it is highly consistent.
The present invention has multi-stage expansion technology, by the leading screw of four diverse locations, multi-stage expansion, drives the shifting of expansion link
It is dynamic, realize the longer collapsing length of expansion link.
Description of the drawings
Fig. 1 is multistage retractable rod sectional view.
Fig. 2 is multistage retractable rod other direction sectional view.
Fig. 3 is multistage retractable rod structure chart.
Fig. 4 is the complete elongation state figure of expansion link.
Fig. 5 is expansion link three-dimensional view.
1st, basic rod；2nd, first order expansion link；3rd, second level expansion link；4th, third level expansion link；5th, fourth stage expansion link；
6 first order ball-screws；7th, first order motor；8th, second level motor；9th, second level ball-screw；10th, fourth stage motor；11、
Fourth stage ball-screw；12nd, third level motor；13rd, third level ball-screw；14th, first order ball-screw nut；15th, second
Level ball-screw nut；16th, third level ball-screw nut；17th, fourth stage ball-screw nut.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
A kind of multistage retractable rod, including basic rod 1, first order expansion link 2, second level expansion link；, third level expansion link,
Fourth stage expansion link 5, described basic rod 1, first order expansion link 2, second level expansion link 3, third level expansion link, the fourth stage are stretched
Contracting bar 5 is hollow form, and first order expansion link 2 is placed on the inside of basic rod 1, and second level expansion link 3 is placed on first order expansion link
Inside, third level expansion link 4 are placed on inside second level expansion link 3, and fourth stage expansion link 5 is placed on, inside third level expansion link 4.
Described 1 bottom of basic rod is provided with first order motor, is provided with slotted eye where the correspondence of first order expansion link 2, the
One-level ball-screw is connected through slotted eye with first order motor 7, is fixed with the first order at the slotted eye of described first order expansion link 2
Ball-screw nut 14, first order ball-screw nut 14 are coordinated with first order expansion link 2 so that first order expansion link 2 turn
Kinetic energy enough drives first order ball-screw nut 14 and its first order expansion link 2 to move up and down；
Described 2 bottom of first order expansion link is provided with second level motor, and the second motor is fixed with second level ball-screw 9, the
Two grades of expansion link bottoms are provided with corresponding slotted eye, and second level ball-screw nut 15 is fixed with slotted eye, second level ball
Leading screw 9 passes through slotted eye and second level ball-screw nut 15 so that drive second level ball-screw 9 by motor so that the
Two grades of ball-screw nuts 15 and its second level expansion link 3 are moved up and down, and second level expansion link is also provided with slotted eye on 3 bottom, makes
Obtain first order ball-screw 6 and can pass through 3 bottom of second level expansion link,
Same described 3 bottom of second level expansion link is provided with third level motor 12, and third level motor 12 is fixed with the third level
Ball-screw 13, third level expansion link bottom are provided with corresponding slotted eye, and third level ball-screw nut is fixed with slotted eye
16, third level ball-screw 13 passes through slotted eye and third level ball-screw nut 16 so that drive third level rolling by motor
Ballscrew so that third level ball-screw nut and its third level expansion link are moved up and down, third level expansion link is also opened on bottom
There are other two slotted eyes so that first order ball-screw, second level ball-screw can pass through the bottom of third level expansion link,
Same described 4 bottom of third level expansion link is provided with fourth stage motor 10, and fourth stage motor 10 is fixed with the fourth stage
Ball-screw 11, fourth stage expansion link bottom are provided with corresponding slotted eye, and fourth stage ball-screw nut is fixed with slotted eye
17, fourth stage ball-screw 11 passes through slotted eye and fourth stage ball-screw nut so that drive third level ball by motor
Leading screw so that fourth stage ball-screw nut and its fourth stage expansion link are moved up and down, fourth stage expansion link is also provided with bottom
Other three slotted eyes so that first order ball-screw, second level ball-screw, second level ball-screw can be stretched through the third level
The bottom of contracting bar.
Described first order ball-screw, second level ball-screw, third level ball-screw, fourth stage ball-screw are into just
Square arrangement.
For more preferable fixed effect, basic rod 1, first order expansion link 2, second level expansion link 3, third level expansion link 4
Inside is respectively provided with boss, and highly consistent, this spline structure of the height and motor of boss, enabling preferably protect motor is prevented
Only because of excessive the pushing for motor of stress.
Claims (4)
1. a kind of multistage retractable rod, it is characterised in that stretch including basic rod, first order expansion link, second level expansion link, the third level
Contracting bar, fourth stage expansion link, described basic rod, first order expansion link, second level expansion link, third level expansion link, the fourth stage
Expansion link is hollow form, and first order expansion link is placed on the inside of basic rod, and second level expansion link is placed in first order expansion link
Portion, third level expansion link are placed on inside the expansion link of the second level, and fourth stage expansion link is placed on, inside third level expansion link.
2. a kind of multistage retractable rod according to claim 1, it is characterised in that
Described 1 bottom of basic rod is provided with first order motor, and slotted eye, first order rolling are provided with where first order expansion link correspondence
Ballscrew is fixed with first order ball-screw at the slotted eye of described first order expansion link through slotted eye and first order motor connection
Nut, first order ball-screw nut are coordinated with first order expansion link so that the rotation of first order expansion link can drive first
Level ball-screw nut and its first order expansion link are moved up and down；
Described first order expansion link bottom is provided with second level motor, and the second motor is fixed with second level ball-screw, and second
Level expansion link bottom is provided with corresponding slotted eye, and second level ball-screw nut is fixed with slotted eye, second level ball-screw
Through slotted eye and second level ball-screw nut so that drive second level ball-screw by motor so that second level ball
Feed screw nut and its second level expansion link are moved up and down, and the second level is also provided with slotted eye on expansion link bottom so that first order ball
Leading screw can pass through second level expansion link bottom,
Same described second level expansion link bottom is provided with third level motor, and third level motor is fixed with third level ball wire
Thick stick, third level expansion link bottom are provided with corresponding slotted eye, and third level ball-screw nut is fixed with slotted eye, third level rolling
Ballscrew passes through slotted eye and third level ball-screw nut so that drive third level ball-screw by motor so that the 3rd
Level ball-screw nut and its third level expansion link are moved up and down, and other two slotted eyes are also provided with third level expansion link bottom,
First order ball-screw, second level ball-screw are enabled through the bottom of third level expansion link,
Same described third level expansion link bottom is provided with fourth stage motor, and fourth stage motor is fixed with fourth stage ball wire
Thick stick, fourth stage expansion link bottom are provided with corresponding slotted eye, and fourth stage ball-screw nut is fixed with slotted eye, fourth stage rolling
Ballscrew passes through slotted eye and fourth stage ball-screw nut so that drive third level ball-screw by motor so that the 4th
Level ball-screw nut and its fourth stage expansion link are moved up and down, and other three slotted eyes are also provided with fourth stage expansion link bottom,
First order ball-screw, second level ball-screw, second level ball-screw are enabled through the bottom of third level expansion link.
3. a kind of multistage retractable rod according to claim 2, it is characterised in that described first order ball-screw, second
Level ball-screw, third level ball-screw, fourth stage ball-screw are into square arrangement.
4. a kind of multistage retractable rod according to claim 2, it is characterised in that
Be respectively provided with boss inside basic rod, first order expansion link, second level expansion link, third level expansion link, the height of boss and
Motor it is highly consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611216607.9A CN106594018A (en) | 2016-12-26 | 2016-12-26 | Multi-stage telescopic rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611216607.9A CN106594018A (en) | 2016-12-26 | 2016-12-26 | Multi-stage telescopic rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106594018A true CN106594018A (en) | 2017-04-26 |
Family
ID=58603823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611216607.9A Pending CN106594018A (en) | 2016-12-26 | 2016-12-26 | Multi-stage telescopic rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106594018A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109704213A (en) * | 2019-01-28 | 2019-05-03 | 江苏久和机械有限公司 | Stable, efficient, high-quality wall-attaching equipment |
| CN112747018A (en) * | 2019-10-30 | 2021-05-04 | 发那科株式会社 | Direct-acting mechanism |
| CN113526095A (en) * | 2021-08-07 | 2021-10-22 | 衢州市川特电子科技有限公司 | Multidirectional conveying device for conveying in circuit board production |
| CN113526022A (en) * | 2021-08-07 | 2021-10-22 | 衢州市川特电子科技有限公司 | Telescopic circuit board conveyer belt |
| CN113858873A (en) * | 2021-09-23 | 2021-12-31 | 安徽商贸职业技术学院 | Intelligent color mixing device for fine arts |
| CN115876055A (en) * | 2023-02-06 | 2023-03-31 | 滨州市特种设备检验研究院 | Measuring device for measuring distance between elevator car and well wall |
| CN117357260A (en) * | 2023-10-24 | 2024-01-09 | 北京跃维医疗科技有限公司 | Telescoping device and surgical robot system |
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| CN202176687U (en) * | 2011-07-28 | 2012-03-28 | 成都慧拓自动控制技术有限公司 | Multi-stage linkage driving telescopic push rod device |
| CN102619945A (en) * | 2012-04-17 | 2012-08-01 | 中国航天科技集团公司第五研究院第五一八研究所 | Multi-stage hollow screw synchronous drive telescopic manipulator |
| CN203176285U (en) * | 2013-04-02 | 2013-09-04 | 第一传动科技股份有限公司 | Linear transmission device provided with double screws |
| US20140290403A1 (en) * | 2013-03-28 | 2014-10-02 | Timotion Technology Co., Ltd. | Dual-screw linear actuator |
| CN204901280U (en) * | 2015-06-24 | 2015-12-23 | 厦门明和实业有限公司 | Automatic it is flexible from rapping bar |
| CN204900436U (en) * | 2015-06-11 | 2015-12-23 | 厦门明和实业有限公司 | Full -automatic telescopic link |
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2016
- 2016-12-26 CN CN201611216607.9A patent/CN106594018A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202176687U (en) * | 2011-07-28 | 2012-03-28 | 成都慧拓自动控制技术有限公司 | Multi-stage linkage driving telescopic push rod device |
| CN102619945A (en) * | 2012-04-17 | 2012-08-01 | 中国航天科技集团公司第五研究院第五一八研究所 | Multi-stage hollow screw synchronous drive telescopic manipulator |
| US20140290403A1 (en) * | 2013-03-28 | 2014-10-02 | Timotion Technology Co., Ltd. | Dual-screw linear actuator |
| CN203176285U (en) * | 2013-04-02 | 2013-09-04 | 第一传动科技股份有限公司 | Linear transmission device provided with double screws |
| CN204900436U (en) * | 2015-06-11 | 2015-12-23 | 厦门明和实业有限公司 | Full -automatic telescopic link |
| CN204901280U (en) * | 2015-06-24 | 2015-12-23 | 厦门明和实业有限公司 | Automatic it is flexible from rapping bar |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109704213A (en) * | 2019-01-28 | 2019-05-03 | 江苏久和机械有限公司 | Stable, efficient, high-quality wall-attaching equipment |
| CN112747018A (en) * | 2019-10-30 | 2021-05-04 | 发那科株式会社 | Direct-acting mechanism |
| CN113526095A (en) * | 2021-08-07 | 2021-10-22 | 衢州市川特电子科技有限公司 | Multidirectional conveying device for conveying in circuit board production |
| CN113526022A (en) * | 2021-08-07 | 2021-10-22 | 衢州市川特电子科技有限公司 | Telescopic circuit board conveyer belt |
| CN113858873A (en) * | 2021-09-23 | 2021-12-31 | 安徽商贸职业技术学院 | Intelligent color mixing device for fine arts |
| CN115876055A (en) * | 2023-02-06 | 2023-03-31 | 滨州市特种设备检验研究院 | Measuring device for measuring distance between elevator car and well wall |
| CN117357260A (en) * | 2023-10-24 | 2024-01-09 | 北京跃维医疗科技有限公司 | Telescoping device and surgical robot system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170426 |
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| WD01 | Invention patent application deemed withdrawn after publication |