CN106884949A - For the structure of transmitting torque - Google Patents
For the structure of transmitting torque Download PDFInfo
- Publication number
- CN106884949A CN106884949A CN201510940394.3A CN201510940394A CN106884949A CN 106884949 A CN106884949 A CN 106884949A CN 201510940394 A CN201510940394 A CN 201510940394A CN 106884949 A CN106884949 A CN 106884949A
- Authority
- CN
- China
- Prior art keywords
- blend stop
- interior axle
- transmission
- motion bar
- arcwall face
- 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.)
- Withdrawn
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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
- F16H—GEARING
- F16H35/00—Gearings or mechanisms with other special functional features
- F16H35/10—Arrangements or devices for absorbing overload or preventing damage by overload
-
- 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
- F16H35/00—Gearings or mechanisms with other special functional features
- F16H35/10—Arrangements or devices for absorbing overload or preventing damage by overload
- F16H2035/103—Arrangements or devices for absorbing overload or preventing damage by overload with drive interruption by structural failure of overload preventing means, e.g. using shear pins
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses the structure for transmitting torque, including rotating shaft and interior axle, rotating shaft includes linkage section, input section and transmission segment, transmission segment is provided with holding tank, one end of interior axle is connected with input section, its other end is inserted in holding tank, movable chamber is provided with interior axle, the motion bar that may act on transmission pearl is connected with movable chamber by elastic component, two blend stop A for being each passed through two openings are fixed with the outer wall of motion bar, the top of blend stop A is provided with positioning strip, and the inwall of linkage section is provided with blend stop B, and the bottom of blend stop B is provided with locating slot.In the present invention, coordinated with disengaging by the contact between blend stop A and blend stop B, may act on motion bar, the load of interior axle so, you can in micro machine normal work, is reduced in the position for making it that axial movement occur to control to be driven in pearl and installing port in movable chamber；Again can be when linkage section be broken, by the power transmission of interior axle to transmission segment.
Description
Technical field
The present invention relates to machine field, the structure for transmitting torque is specifically referred to.
Background technology
Micro machine is a kind of conventional PTO, and its power is exported by rotating shaft.In the course of the work, rotating shaft can bear high torque, and especially when service load is mutated, rotating shaft is easily broken.After rotating shaft fracture, power output is interrupted completely, it is impossible to worked on.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art, a kind of structure suitable for being mutated occasion with more service load is provided, it can provide two kinds of drive mechanisms, wherein after a kind of drive mechanism failure, another drive mechanism work, it is to avoid the situation that power output is interrupted completely occurs.
The purpose of the present invention is achieved through the following technical solutions：
For the structure of transmitting torque,It is coaxially disposed including rotating shaft and with rotating shaft and the interior axle in rotating shaft,Input section and transmission segment that rotating shaft includes the linkage section of hollow setting and is connected with linkage section two ends respectively,Transmission segment is provided with holding tank in the end near linkage section,One end of interior axle is connected with input section,Its other end is inserted has certain interval in holding tank and between the end outer wall and holding tank inwall,Hollow movable chamber is provided with interior axle,Opening and multiple installing ports for being connected with movable chamber and being respectively positioned in holding tank area encompassed that two connected with movable chamber are oppositely arranged are provided with the axial wall of interior axle,Installing port is provided with transmission pearl by elastic threads,Transmission pearl has certain interval in the presence of elastic threads and the inwall of holding tank between,The motion bar for being provided with and may act on transmission pearl is slided in movable chamber,The two ends of motion bar are connected by elastic component with the cavity wall of movable chamber,In the presence of two elastic components,Motion bar inserts multiple transmission pearl areas encompassed,Two blend stop A for being each passed through two openings are fixed with the outer wall of motion bar,The top of blend stop A is set to the arcwall face A coaxial with interior axle,And the end is additionally provided with the positioning strip for externally protruding out in arcwall face A,The inwall of linkage section is provided with blend stop B,The bottom of blend stop B is set to the arcwall face B coordinated with arcwall face A,And the end is additionally provided with indent in arcwall face B and the locating slot that can be engaged with positioning strip,When positioning strip inserts locating slot,Arcwall face A is in contact with arcwall face B,And motion bar overcomes the effect of two elastic components to depart from multiple transmission pearl areas encompassed.
When the present invention is applied, input section is connected with the clutch end of micro machine, and transmission segment is connected with equipment to be driven.During normal work, input section drives linkage section, rotated together with transmission segment and the interior axle being connected with input section, blend stop A on motion bar is rotated together with the blend stop B being arranged on linkage section, thus positioning strip position also remains the state in locating slot, so, motion bar then overcomes the effect of two elastic components and departs from multiple transmission pearl areas encompassed, due to the effect of non-activity bar, multiple transmission pearl is located in installing port under deadweight and the supporting role of elastic threads and maintains certain interval with the inwall of holding tank, thus interior axle and transmission segment and it is not directly contacted with, the load to interior axle can so be reduced.The power of micro machine is exported by input section, linkage section and transmission segment during normal work.And after linkage section fracture, interior axle then relatively rotates with linkage section, positioning strip can then relatively rotate with locating slot and depart from locating slot, motion bar then can rapidly reset under the supporting role of two elastic components, so that motion bar then enters in multiple transmission pearl areas encompassed, transmission pearl can then overcome the supporting role of elastic threads to move up to being in contact with the inwall of holding tank to extending out, at this moment, the top for being driven pearl is in contact with the inwall of holding tank, its bottom is in contact with the outer wall of motion bar, so, the power of interior axle then can be passed to transmission segment and drive transmission segment to be rotated together with interior axle by transmission pearl by motion bar, specifically, the power of micro machine is then by input section, interior axle and transmission segment are exported, so, the situation that power output can be avoided to interrupt completely occurs.Wherein, the two ends of motion bar are provided with elastic component, can improve motion bar in the stability moved axially in movable chamber, it is to avoid occur rocking.
Wherein, because interior axle one end is connected with input section, though its another section be located at holding tank in vacant state, when interior axle is rotated, its free end can shake unavoidably and influence run stability.And pass through the setting of arcwall face A and arcwall face B, when working properly, namely positioning strip is when inserting in locating slot, arcwall face A can be in contact with arcwall face B, so, the strong point can be provided for the rotation of interior axle, so can then improves the stability of interior axle and linkage section synchronous axial system.
To improve the transmission quality of multiple transmission pearls, further, multiple installing ports are located in the same circumferential line of the interior axle, and are uniformly distributed in the circumferential line.
To realize elastic threads to being driven the connection of pearl, and can guarantee that transmission pearl realizes effective gearing, further, the elastic threads are arranged in the installing port by the two ends and axle center through the transmission pearl by pearl is driven.
Further, width of the width of the blend stop B more than the blend stop A.It is arranged such, when interior axle and linkage section relatively rotate, blend stop A can be easy to depart from blend stop B, meanwhile, blend stop A is also allowed in the axial movement in opening.
Further, it is provided with magnet piece in the blend stop B.Magnet piece is set, positioning strip can be avoided in occurring skew in locating slot or colliding, so, stability when positioning strip and locating slot synchronizing moving can be improved.And when linkage section is broken, the power relatively rotated between positioning strip and locating slot can then make positioning strip overcome the attraction of the magnet piece and depart from locating slot.
Further, it is provided with magnet circle in the interior axle.Magnet circle is used to adsorb the chip that produces when linkage section is broken, it is to avoid chip disperses damage other equipment, improves security.
The invention has the advantages that：
1st, the present invention sets two sets of torque transfer members of interior axle and linkage section, by interior axle transmitting torque after linkage section fracture failure, it is to avoid the situation that power output is interrupted completely occurs.
2nd, coordinated with disengaging by the contact between blend stop A and blend stop B, may act on motion bar, the load of interior axle so, you can in micro machine normal work, is reduced in the position for making it that axial movement occur to control to be driven in pearl and installing port in movable chamber；Again can be when linkage section be broken, by the power transmission of interior axle to transmission segment.
3rd, because interior axle one end is connected with input section, though its another section be located at holding tank in vacant state, when interior axle is rotated, its free end can shake unavoidably and influence run stability.And pass through the setting of arcwall face A and arcwall face B, when working properly, namely positioning strip is when inserting in locating slot, arcwall face A can be in contact with arcwall face B, so, the strong point can be provided for the rotation of interior axle, so can then improves the stability of interior axle and linkage section synchronous axial system.
The 4th, magnet piece is set, positioning strip can be avoided in occurring skew in locating slot or colliding, so, stability when positioning strip and locating slot synchronizing moving can be improved.And when linkage section is broken, the power relatively rotated between positioning strip and locating slot can then make positioning strip overcome the attraction of the magnet piece and depart from locating slot.
5th, magnet circle is used to adsorb the chip that produces when linkage section is broken, it is to avoid chip disperses damage other equipment, improves the security of operation.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes the part of the application, does not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is one structural representation of specific embodiment of structure for transmitting torque of the present invention；
Fig. 2 is the sectional view along A-A directions shown in Fig. 1；
Fig. 3 is the sectional view along B-B directions shown in Fig. 1；
Fig. 4 is structural representation of the structure for transmitting torque of the present invention when shelves bar A is contacted with shelves bar B；
Fig. 5 is structural representation of the structure for transmitting torque of the present invention when shelves bar A and shelves bar B departs from.
Mark and corresponding parts title in accompanying drawing：1st, rotating shaft, 101, input section, 102, linkage section, 103, transmission segment, 104th, holding tank, 2, interior axle, 201, movable chamber, 202nd, it is open, 203, installing port, 204, elastic threads, 205th, it is driven pearl, 206, elastic component, 207, magnet circle, 3rd, motion bar, 301, blend stop A, 302, blend stop B, 303rd, positioning strip, 304, locating slot, 305, magnet piece.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, the present invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, not as a limitation of the invention.
Embodiment 1
As shown in Figures 1 to 5,For the structure of transmitting torque,It is coaxially disposed including rotating shaft 1 and with rotating shaft 1 and the interior axle 2 in rotating shaft 1,Input section 101 and transmission segment 103 that rotating shaft 1 includes the linkage section 102 of hollow setting and is connected with the two ends of linkage section 102 respectively,Transmission segment 103 is provided with holding tank 104 in the end near linkage section 102,One end of interior axle 2 is connected with input section 101,Its other end is inserted has certain interval in holding tank 104 and between the end outer wall and the inwall of holding tank 104,Hollow movable chamber 201 is provided with interior axle 2,Opening 202 and multiple installing ports 203 for being connected with movable chamber 201 and being respectively positioned in the area encompassed of holding tank 104 that two connected with movable chamber 201 are oppositely arranged are provided with the axial wall of interior axle 2,Installing port 203 is provided with transmission pearl 205 by elastic threads 204,Transmission pearl 205 has certain interval in the presence of elastic threads 204 and the inwall of holding tank 104 between,The motion bar 3 for being provided with and may act on transmission pearl 205 is slided in movable chamber 201,The two ends of motion bar 3 are connected by elastic component 206 with the cavity wall of movable chamber 201,In the presence of two elastic components 206,Motion bar 3 inserts multiple transmission areas encompassed of pearl 205,Two blend stop A301 for being each passed through two openings 202 are fixed with the outer wall of motion bar 3,The top of blend stop A301 is set to the arcwall face A coaxial with interior axle 2,And the end is additionally provided with the positioning strip 303 for externally protruding out in arcwall face A,The inwall of linkage section 102 is provided with blend stop B302,The bottom of blend stop B302 is set to the arcwall face B coordinated with arcwall face A,And the end is additionally provided with indent in arcwall face B and the locating slot 304 that can be engaged with positioning strip 303,When positioning strip 303 inserts locating slot 304,Arcwall face A is in contact with arcwall face B,And motion bar 3 overcomes the effect of two elastic components 206 to depart from multiple transmission areas encompassed of pearl 205.
During the present embodiment application, input section 101 is connected with the clutch end of micro machine, and transmission segment 103 is connected with equipment to be driven.During normal work, input section 101 drives linkage section 102, rotated together with transmission segment 103 and the interior axle 2 being connected with input section 101, blend stop A301 on motion bar 3 is rotated together with the blend stop B302 being arranged on linkage section 102, thus 303 states also remained in locating slot 304 of positioning strip, so, motion bar 3 then overcomes the effect of two elastic components 206 and departs from multiple transmission areas encompassed of pearl 205, due to the effect of non-activity bar 3, transmission pearl 205 is located in installing port 203 and maintains certain interval with the inwall of holding tank 104 multiple under deadweight and the supporting role of elastic threads 204, thus interior axle 2 and transmission segment 103 and it is not directly contacted with, the load to interior axle 2 can so be reduced.The power of micro machine is exported by input section 101, linkage section 102 and transmission segment 103 during normal work.And after the fracture of linkage section 102,Interior axle 2 then relatively rotates with linkage section 102,Positioning strip 303 can then relatively rotate with locating slot 304 and depart from locating slot 304,Motion bar 3 then can rapidly reset under the supporting role of two elastic components 206,So that motion bar 3 then enters in multiple transmission areas encompassed of pearl 205,Transmission pearl 205 can then overcome the supporting role of elastic threads 204 to move up to being in contact with the inwall of holding tank 104 to extending out,At this moment,The top for being driven pearl 205 is in contact with the inwall of holding tank 104,Its bottom is in contact with the outer wall of motion bar 3,So,The power of interior axle 2 then can be passed to transmission segment 103 and drive transmission segment 103 to be rotated together with interior axle 2 by transmission pearl 205 by motion bar 3,Specifically,The power of micro machine is then by input section 101,Interior axle 2 and transmission segment 103 are exported,So,The situation that power output can be avoided to interrupt completely occurs.
Wherein, because the one end of interior axle 2 is connected with input section 101, though its another section be located at holding tank 104 in vacant state, when interior axle 2 is rotated, its free end can shake unavoidably and influence run stability.And pass through the setting of arcwall face A and arcwall face B, when working properly, namely positioning strip 303 is when inserting in locating slot 304, arcwall face A can be in contact with arcwall face B, so, the strong point can be provided for the rotation of interior axle 2, so can then improves the stability of interior axle 2 and the synchronous axial system of linkage section 102.
To improve the transmission quality of multiple transmission pearls 205, it is preferable that multiple installing ports 203 are located in the same circumferential line of the interior axle 2, and are uniformly distributed in the circumferential line.
To realize 204 pairs of connections of transmission pearl 205 of elastic threads, and can guarantee that transmission pearl 205 realizes effective gearing, it is preferable that the elastic threads 204 are arranged in the installing port 203 by the two ends and axle center through the transmission pearl 205 by pearl 205 is driven.
Preferably, width of the width of the blend stop B302 more than the blend stop A301.It is arranged such, when interior axle 2 and linkage section 102 relatively rotate, blend stop A301 can be easy to depart from blend stop B302, meanwhile, blend stop A301 is also allowed in the axial movement in opening 202.
Preferably, it is provided with magnet piece 305 in the blend stop B302.Magnet piece 305 is set, positioning strip 303 can be avoided in occurring offseting or collision in locating slot 304, so, stability when can improve positioning strip 303 with 304 synchronizing moving of locating slot.And when linkage section 102 is broken, the power relatively rotated between positioning strip 303 and locating slot 304 can then make positioning strip 303 overcome the attraction of the magnet piece 305 and depart from locating slot 304.
Preferably, it is provided with magnet circle 207 in the interior axle 2.Magnet circle 207 is used to adsorb the chip that produces when linkage section 102 is broken, it is to avoid chip disperses damage other equipment, improves security.
Above content is to combine the further description that specific preferred embodiment is made to the present invention, it is impossible to assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, the other embodiment drawn in the case where technical scheme is not departed from should be included within the scope of the present invention.
Claims (6)
1. the structure of transmitting torque is used for, it is characterised in that：Including rotating shaft（1）And with rotating shaft（1）It is coaxially disposed and positioned at rotating shaft（1）Interior interior axle（2）, rotating shaft（1）Linkage section including hollow setting（102）Respectively with linkage section（102）The connected input section in two ends（101）And transmission segment（103）, transmission segment（103）In near linkage section（102）End be provided with holding tank（104）, interior axle（2）One end and input section（101）It is connected, its other end inserts holding tank（104）Interior and the end outer wall and holding tank（104）There is certain interval between inwall；
Interior axle（2）Inside it is provided with hollow movable chamber（201）, interior axle（2）Axial wall on be provided with and movable chamber（201）Two openings being oppositely arranged of connection（202）With multiple and movable chamber（201）Connect and be respectively positioned on holding tank（104）Installing port in area encompassed（203）, installing port（203）By elastic threads（204）It is provided with transmission pearl（205）, it is driven pearl（205）In elastic threads（204）In the presence of with holding tank（104）Inwall between have certain interval, movable chamber（201）Interior slip is provided with and may act on transmission pearl（205）Motion bar（3）, motion bar（3）Two ends pass through elastic component（206）With movable chamber（201）Cavity wall be connected, in two elastic components（206）In the presence of, motion bar（3）Insert multiple transmission pearls（205）Area encompassed, motion bar（3）Outer wall on be fixed with two and be each passed through two openings（202）Blend stop A（301）, blend stop A（301）Top be set to and interior axle（2）Coaxial arcwall face A, and the end is additionally provided with the positioning strip for externally protruding out in arcwall face A（303）, linkage section（102）Inwall be provided with blend stop B（302）, blend stop B（302）Bottom be set to the arcwall face B coordinated with arcwall face A, and the end is additionally provided with indent in arcwall face B and can be with positioning strip（303）The locating slot being engaged（304）, positioning strip（303）Insert locating slot（304）When, arcwall face A is in contact with arcwall face B, and motion bar（3）Overcome two elastic components（206）Effect depart from multiple transmission pearls（205）Area encompassed.
2. the structure for transmitting torque according to claim 1, it is characterised in that：Multiple installing ports（203）Positioned at the interior axle（2）In same circumferential line, and it is uniformly distributed in the circumferential line.
3. the structure for transmitting torque according to claim 1, it is characterised in that：The elastic threads（204）By through the transmission pearl（205）Two ends and axle center will be driven pearl（205）It is arranged at the installing port（203）It is interior.
4. the structure for transmitting torque according to claim 1, it is characterised in that：The blend stop B（302）Width be more than the blend stop（301）Width.
5. the structure for transmitting torque according to any one in claim 1 ~ 4, it is characterised in that：The blend stop B（303）Inside it is provided with magnet piece（305）.
6. the structure for transmitting torque according to claim 5, it is characterised in that：The interior axle（2）On be provided with magnet circle（207）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510940394.3A CN106884949A (en) | 2015-12-15 | 2015-12-15 | For the structure of transmitting torque |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510940394.3A CN106884949A (en) | 2015-12-15 | 2015-12-15 | For the structure of transmitting torque |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106884949A true CN106884949A (en) | 2017-06-23 |
Family
ID=59173913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510940394.3A Withdrawn CN106884949A (en) | 2015-12-15 | 2015-12-15 | For the structure of transmitting torque |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106884949A (en) |
-
2015
- 2015-12-15 CN CN201510940394.3A patent/CN106884949A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170623 |