CN105605170B - chain-type rack push-pull rod - Google Patents
chain-type rack push-pull rod Download PDFInfo
- Publication number
- CN105605170B CN105605170B CN201610161737.0A CN201610161737A CN105605170B CN 105605170 B CN105605170 B CN 105605170B CN 201610161737 A CN201610161737 A CN 201610161737A CN 105605170 B CN105605170 B CN 105605170B
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- CN
- China
- Prior art keywords
- sleeve
- chain
- hoof
- shape
- rack
- 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.)
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Classifications
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- 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
- F16H—GEARING
- F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
- F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
- F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
Abstract
The invention discloses a kind of chain-type rack push-pull rods, including upper cylinder, shape of a hoof connector, lower sleeve, rack connecting rod and clamp, the shape of a hoof connector inner round wall is equipped with notch, and shape of a hoof upper end of joint mouth connection lower end is equipped with the upper cylinder of notch, lower port connects the lower sleeve formation shape of a hoof cannulated sleeve that upper end is equipped with notch, bending is provided with chain-type rack in the shape of a hoof cannulated sleeve, and the chain-type rack in upper cylinder and the chain-type rack in lower sleeve with driving gear therebetween is set and driven gear engages；The lower sleeve is piston type extension sleeve.Compared with prior art, spread length is longer when in use for the chain-type rack of the present invention, latch gear and hydraulic test are not needed, with manually or electrically can be driven, can in setting range longitudinal extension to any position, have it is simple in structure, it is easy to operate, the advantages that manufacturing cost is low and good reliability.
Description
Technical field
The present invention relates to a kind of chain-type rack push-pull rods, belong to push-and-pull drive technology field.
Background technology
Currently, well known push-and-pull transmission device, one kind is rack type hydraulic pressure cylinder, by cylinder body, piston, rack, piston
Bar, gear, axis, adjusting screw, block are constituted；One kind is piston type sleeve rack push-pull rod, be by rack, telescopic rack,
Latch, spring press lever, screw composition.But the collapsing length of rack type hydraulic pressure cylinder is limited by cylinder body length, is stretched
Contracting length is shorter, and rack piston bar therein cannot be bent winding；Piston type sleeve rack push-pull rod latch therein, bullet
Spring, the latch gear for pressing lever composition, latch in use, spring deformation easy to wear, be easy when load is larger it is stuck,
Cause flexible reset failure.
Invention content
The technical problem to be solved by the present invention is to：A kind of chain-type rack push-pull rod is provided, which pushes and pulls not
It is only capable of stretching longlyer, is not required to set latch gear, be not required to hydraulic test, and can partly be bent winding, existing push away can be overcome
The stuck deficiency of joint lock pin deformation easy to wear between drawing collapsing length existing for transmission device shorter and bar.
Technical scheme of the present invention：A kind of chain-type rack push-pull rod, including upper cylinder, shape of a hoof connector, lower sleeve, rack
Connecting rod and clamp, the shape of a hoof connector inner round wall is equipped with notch, and shape of a hoof upper end of joint mouth connection lower end is equipped with notch
Upper cylinder, lower port connects the lower sleeve formation shape of a hoof cannulated sleeve that upper end is equipped with notch, curved in the shape of a hoof cannulated sleeve
Song is provided with chain-type rack, and the chain-type rack in upper cylinder and the chain-type rack in lower sleeve with setting
Driving gear therebetween and driven gear engagement；The lower sleeve is piston type extension sleeve.
The piston type extension sleeve is made of the 3 grades of sleeves socket for offering notch in the same side, wherein the second level
Sleeve and third level sleeve notch are protruded and are flushed with first order sleeve notch outer wall, this kind design has simple in structure, system
Make the advantages that facilitating.
The rack connecting rod and third level sleeve connection can guarantee piston type extension sleeve in telescopic process always in this way
It is to be connect with rack connecting rod.
The chain-type rack is hingedly made of more piece rack, and each section rack includes teeth, extends the wing and installation convex block,
The wherein extension wing is connected to below teeth, and installation convex block is connected to by muscle block below the extension wing.
The installation convex block is mounted in shape of a hoof cannulated sleeve, and the extension wing is arranged on shape of a hoof cannulated sleeve
Outside notch.
The extension chord degree is more than first order sleeve width of rebate.Rack just will not fall out the shape of a hoof when in use in this way
Cannulated sleeve can increase the use reliability of push-pull rod.
On the rack in addition to teeth face, cylinder ball is mounted in two sides and bottom surface, cylinder ball is equal when installation
It is contacted with shape of a hoof cannulated sleeve inner wall, is convenient for the smooth contraction of rack in this way.
The driving gear is equipped with drive shaft.
The driven gear is equipped with driven shaft.
Beneficial effects of the present invention：
Compared with prior art, spread length is longer when in use for chain-type rack of the invention, does not need latch gear
And hydraulic test longitudinal extension can have structure letter in setting range with manually or electrically can be driven to any position
It is single, easy to operate, the advantages that manufacturing cost is low and good reliability.
Description of the drawings
Fig. 1 is the vertical view of the present invention；
Fig. 2 is the front view of the present invention；
Fig. 3 is the schematic cross-section of piston type extension sleeve；
Fig. 4 is the front view of chain-type rack；
Fig. 5 is the vertical view of chain-type rack；
Fig. 6 is the sectional view along A-A in Fig. 4.
In figure：1 is upper cylinder, and 2 be shape of a hoof connector, and 3 be first order sleeve, and 4 be second level sleeve, and 5 be third level sleeve,
6 be rack connecting rod, and 7 be clamp, and 8 be driven gear, and 9 be driven shaft, and 10 be driving gear, and 11 be drive shaft, and 12 be chain-type
Rack, 101 be rack, and 102 be hinged block, and 103 be cylinder ball, and 104 be pivot pin, and 105 be the extension wing, and 106 be muscle block.107
It is installation convex block.
Specific implementation mode
Below in conjunction with the accompanying drawings 1 to 6 and specific embodiment to invention be described further：
1, basic part constructs
(1) piston type extension sleeve
Piston type extension sleeve is made of the 3 grades of sleeves socket for offering notch in the same side, wherein second level sleeve 4
It protrudes with 5 notch of third level sleeve and is flushed with 3 mouthfuls of outer walls of first order sleeve groove.
(2) shape of a hoof connector
The inner circle outer wall of shape of a hoof connector 2 is provided with notch, groove width and 5 groove width of third level sleeve on piston type extension sleeve
It is identical.
(3) cylinder on
Offer notch in the bottom of upper cylinder 1, groove width with the 5 groove width phase of third level sleeve on piston type extension sleeve
Together.
(4) chain-type rack
Chain-type rack 12 is hingedly made up of more piece rack 101 hinged block 102, each section rack 101 include teeth,
The wing 105, pivot pin 104 and installation convex block 107 are extended, wherein the extension wing 105 is connected to below teeth, installation convex block 107 passes through muscle
Block 106 is connected to the extension wing 105 lower section, and extends 105 length of the wing and be more than 3 width of rebate of first order sleeve, in 101 liang of rack
Side and bottom surface are mounted on cylinder ball 103.
(5) rack connecting rod
6 one end of rack connecting rod welds scotch and installs spring and the fixture block 7 (each one piece of left and right) that can be rotated by 90 ° angle,
One end is connect with chain-type rack 12, while being connect with the third level sleeve 5 of piston type sleeve.The teeth of rack connecting rod 6 and
The fluting of both sides and the both wings flexed outward are identical as chain-type rack 12.
2, assembly and connection
2 upper port of shape of a hoof connector connects the upper cylinder 1 that lower end is equipped with notch, and lower port connects the piston that upper end is equipped with notch
Formula extension sleeve forms shape of a hoof cannulated sleeve, is bent in the shape of a hoof cannulated sleeve and is equipped with chain-type rack 12, wherein
Convex block 107 is installed to be mounted in shape of a hoof cannulated sleeve, the extension wing 105 is arranged in outside the notch on shape of a hoof cannulated sleeve, circle
Column ball 103 is contacted with shape of a hoof cannulated sleeve inner wall, and the chain-type rack 12 in the upper cylinder 1 in lower sleeve
Chain-type rack 12 engage with setting driving gear 10 therebetween and multiple driven gears 8, wherein driving gear 10 leads to
Axis 11 of overdriving is connect with power source, is fixed by driven shaft 9 on driven gear 8,6 one end of rack connecting rod and chain-type rack 12
Connection, while the end is also connect with the third level sleeve 5 of piston type sleeve.
The present invention operation principle be：Power source driving force and drive shaft 11, driving wheel 10, driving wheel 10 pass through chain-type
Rack 12 drives driven wheel 8, and driving wheel 10 and driven wheel 8 drive the chain-type positioned at shape of a hoof cannulated sleeve both sides together
Rack 12 moves, while driving piston type extension sleeve telescopic moving, and thus chain-type rack 12 pushes rack connecting rod 6 and transmits
Power extends forward together with piston type extension sleeve and pulls back movement in load object, chain-type rack 12.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
The specific implementation of the present invention is confined to these explanations.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to the present invention's
Protection domain.
Claims (7)
1. a kind of chain-type rack push-pull rod, including upper cylinder（1）, shape of a hoof connector（2）, lower sleeve, rack connecting rod（6）And clamp
（7）, it is characterised in that：The shape of a hoof connector（2）Inner round wall is equipped with notch, and shape of a hoof connector（2）Upper port connects lower end
Upper cylinder equipped with notch（1）, lower port connects the lower sleeve formation shape of a hoof cannulated sleeve that upper end is equipped with notch, in the shape of a hoof
Bending is provided with chain-type rack in cannulated sleeve（12）, and it is located at upper cylinder（1）Interior chain-type rack（12）With positioned at trapping
Chain-type rack in cylinder（12）Driving gear with setting therebetween（10）And driven gear（8）Engagement；The lower sleeve
For piston type extension sleeve；The piston type extension sleeve is made of the 3 grades of sleeves socket for offering notch in the same side,
Middle second level sleeve（4）With third level sleeve（5）Notch protrude and with first order sleeve（3）Notch outer wall flushes；The tooth
Bar connecting rod and third level sleeve connection.
2. chain-type rack push-pull rod according to claim 1, it is characterised in that：The chain-type rack（12）By more piece
Rack（101）It is hinged to constitute, each section rack（101）Including teeth, the extension wing（105）With installation convex block（107）, wherein extending
The wing（105）It is connected to below teeth, convex block is installed（107）Pass through muscle block（106）It is connected to the extension wing（105）Lower section.
3. chain-type rack push-pull rod according to claim 2, it is characterised in that：The installation convex block（107）It is mounted on
In shape of a hoof cannulated sleeve, the extension wing（105）It is arranged in outside the notch on shape of a hoof cannulated sleeve.
4. chain-type rack push-pull rod according to claim 2, it is characterised in that：The extension wing（105）Length is more than
First order sleeve（3）Width of rebate.
5. chain-type rack push-pull rod according to claim 2, it is characterised in that：The rack（101）It is upper to remove teeth face
Outside, it is mounted on cylinder ball in two sides and bottom surface（103）, cylinder ball when installation（103）With shape of a hoof cannulated sleeve
Inner wall contacts.
6. chain-type rack push-pull rod according to claim 1, it is characterised in that：The driving gear（10）It is equipped with and drives
Moving axis（11）.
7. chain-type rack push-pull rod according to claim 1, it is characterised in that：The driven gear（8）Be equipped with from
Moving axis（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161737.0A CN105605170B (en) | 2016-03-22 | 2016-03-22 | chain-type rack push-pull rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161737.0A CN105605170B (en) | 2016-03-22 | 2016-03-22 | chain-type rack push-pull rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105605170A CN105605170A (en) | 2016-05-25 |
| CN105605170B true CN105605170B (en) | 2018-11-13 |
Family
ID=55985364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610161737.0A Active CN105605170B (en) | 2016-03-22 | 2016-03-22 | chain-type rack push-pull rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105605170B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4270397A (en) * | 1978-03-13 | 1981-06-02 | Cam Gears Limited | Rotatable sleeve rack |
| CN2105591U (en) * | 1991-11-22 | 1992-05-27 | 和建全 | Gear rack reciprocating rotary counterchange mechanism |
| CN102257292B (en) * | 2008-12-19 | 2014-01-08 | 株式会社川渊机械技术研究所 | Linearly moving extendable mechanism and robot arm equipped with linearly moving extendable mechanism |
| JP5435679B2 (en) * | 2010-05-31 | 2014-03-05 | 独立行政法人産業技術総合研究所 | Linear motion telescopic arm mechanism and robot arm equipped with the linear motion telescopic arm mechanism |
| JP5973887B2 (en) * | 2012-11-16 | 2016-08-23 | デルタ工業株式会社 | Button structure of knob for shift lever |
-
2016
- 2016-03-22 CN CN201610161737.0A patent/CN105605170B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105605170A (en) | 2016-05-25 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200820 Address after: 215500 Qiuzhen building, Southeast campus, Changshu Institute of technology, No. 99, Hushan Road, Changshu Southeast Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Changshu southeast high tech Venture Service Co., Ltd Address before: 552200 Guizhou Province, Qianxinan Buyei and Miao Autonomous Prefecture Qiannan those Louzhen Ceheng County Road No. 11-8 disc Patentee before: Lin Suiqiang |
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| TR01 | Transfer of patent right |