CN203685903U - Movable connector - Google Patents
Movable connector Download PDFInfo
- Publication number
- CN203685903U CN203685903U CN201320867921.9U CN201320867921U CN203685903U CN 203685903 U CN203685903 U CN 203685903U CN 201320867921 U CN201320867921 U CN 201320867921U CN 203685903 U CN203685903 U CN 203685903U
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- Prior art keywords
- coupling shaft
- protruding
- hubei province
- cylindrical hole
- connecting body
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- Expired - Lifetime
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- 230000008878 coupling Effects 0.000 claims description 84
- 238000010168 coupling process Methods 0.000 claims description 84
- 238000005859 coupling reaction Methods 0.000 claims description 84
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009347 mechanical transmission Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to a movable connector; a first cylinder through hole is formed in the center of a first raised jaw at the right end of a left connecting shaft; a first notch communicated with the first cylinder through hole is formed in the end surface of the first raised jaw; a second cylinder through hole is formed in the center of a second raised jaw at the left end of a right connecting shaft; a second notch communicated with the second cylinder through hole is formed in the end surface of the second raised jaw; two ring-shaped grooves perpendicular to each other are formed in the peripheral ball wall of an intermediate spherical connecting body; a mounting plane is formed on a groove bottom surface at the junction of the two ring-shaped grooves, and groove bottom surfaces at the other parts of the two ring-shaped grooves are cylindrical; the inner circumferential surface of the first cylinder through hole in the left connecting shaft is in clearance fit with the cylindrical surface at the bottom of one ring-shaped groove in the intermediate spherical connecting body; the inner circumferential surface of the second cylinder through hole in the right connecting shaft is in clearance fit with the cylindrical surface at the bottom of the other ring-shaped groove in the intermediate spherical connecting body. The movable connector is novel and compact in structure, convenient in mounting/dismounting and is movable; the adjusting range of the axes at the two ends is relatively wide.
Description
Technical field
The utility model relates to a kind of coupling, specifically a kind of flexible jumper.
Background technique
In Machine Design and mechanical transmission, often can relate to being connected of axle and axle, power transmission is effectively transmitted.Existing standard coupling, structure is large, and mechanism's complexity is used and is usually restricted in light-duty chemical industry automation equipment.Some nonstandard coupling, is connected with pin with middle square by Y-axis, and in light-duty chemical industry automation equipment, obtain some and used, but detachable maintaining inconvenience.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of flexible jumper is provided, its novel structure, compactness, and demolition and maintenance are convenient, and two ends axis adjustment range is wider, can in Machine Design and mechanical transmission, be used widely.
The technological scheme providing according to the utility model: flexible jumper, is characterized in that: comprise left coupling shaft, central spherical connecting body and right coupling shaft; Described left coupling shaft right-hand member joint is provided with first protruding Hubei Province, this first protruding Hubei Province is bluff body, the first Tu E center is provided with the first cylindrical hole that central angle is greater than 180 degree, the end face in first protruding Hubei Province is provided with the first notch communicating with the first cylindrical hole, and the size of the first notch is less than the internal diameter size of the first cylindrical hole; The joint of described right coupling shaft left end is provided with second protruding Hubei Province, this second protruding Hubei Province is bluff body, the second Tu E center is provided with the second cylindrical hole that central angle is greater than 180 degree, the end face in second protruding Hubei Province is provided with the second notch communicating with the second cylindrical hole, and the size of the second notch is less than the internal diameter size of the second cylindrical hole; The root of described left coupling shaft right-hand member joint is also provided with fitting recess, and described fitting recess is vertical with first protruding Hubei Province, and the width of fitting recess is not less than the thickness in second protruding Hubei Province, and the distance in fitting recess bottom and the first cylindrical hole center of circle is not less than the axle radius of right coupling shaft; Described central spherical connecting body periphery ball wall is provided with two orthogonal circular grooves, and the groove bottom of two circular groove intersection areas is made as mounting plane, and the groove bottom at two all the other positions of circular groove is cylndrical surface; The mounting plane of central spherical connecting body is inserted in left coupling shaft by the first notch on first protruding Hubei Province end face, rotate central spherical connecting body, make the bottom land cylndrical surface Spielpassung of the wherein circular groove on interior perimeter surface and the central spherical connecting body of the first cylindrical hole on left coupling shaft; The mounting plane of central spherical connecting body is inserted in right coupling shaft by the second notch on second protruding Hubei Province end face, rotate right coupling shaft, the bottom land cylndrical surface Spielpassung that makes another circular groove on interior perimeter surface and the central spherical connecting body of the second cylindrical hole on right coupling shaft, the shaft axis of left coupling shaft and the shaft axis of right coupling shaft are on same straight line.
As further improvement of the utility model, described first protruding Hubei Province is positioned at the intermediate portion of left coupling shaft right-hand member joint, and described second protruding Hubei Province is positioned at the intermediate portion of right coupling shaft left end joint.
As further improvement of the utility model, on described left coupling shaft, on the nominal size of the first notch, right coupling shaft, the nominal size of the second notch is all identical from the nominal size numerical value of two mounting plane spacing on central spherical connecting body 2 but tolerance range is different, the tolerance range of the nominal size of the nominal size of the first notch and the second notch is F8, and the tolerance range of the nominal size of two mounting plane spacing is h7.
As further improvement of the utility model, the internal diameter size of the second cylindrical hole on internal diameter size, the right coupling shaft of the first cylindrical hole on described left coupling shaft is all identical from the bottom land cylndrical surface outside dimension numerical value of the circular groove on central spherical connecting body but tolerance range is different, the tolerance range of the internal diameter size of the internal diameter size of the first cylindrical hole and the second cylindrical hole is F8, and the tolerance range of the bottom land cylndrical surface outside dimension of circular groove is h7.
As further improvement of the utility model, the thickness size in second protruding Hubei Province on thickness size, the right coupling shaft in first protruding Hubei Province on described left coupling shaft is all identical from the width dimensions numerical value of the circular groove on central spherical connecting body but tolerance range is different, the tolerance range of the thickness size in the thickness size in first protruding Hubei Province and second protruding Hubei Province is F8, and the tolerance range of the width dimensions of circular groove is h7.
the utility model compared with prior art, has the following advantages:the utility model adopts central spherical connecting body to be connected with the left coupling shaft at two ends, right coupling shaft, there is the features such as mechanism is simple, Nover practical, convenient disassembly, maintenance is easy, axis based error accommodation is wider, the coupling shaft at two ends is larger around central spherical connecting body axis slewing area, can left-right rotation maximum each 90 °, in automated machine equipment, obtain successful application, be a kind of practical machenical coupling reliably in power transmission mechanism, Machine Design and transmission of power are had to good reference function.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment's structural front view.
Fig. 2 is that A-A in Fig. 1 is to sectional view.
Fig. 3 is that B-B in Fig. 1 is to sectional view.
Fig. 4 is the utility model embodiment's three-dimensional structure diagram.
Fig. 5 .1 is the structural front view of left coupling shaft.
Fig. 5 .2 is the structure plan view of left coupling shaft.
Fig. 5 .3 is the three-dimensional structure diagram of left coupling shaft.
Fig. 6 .1 is the structural front view of central spherical connecting body.
Fig. 6 .2 is the structure left view of central spherical connecting body.
Fig. 6 .3 is the structure plan view of central spherical connecting body.
Fig. 6 .4 is the three-dimensional structure diagram of central spherical connecting body.
Fig. 7 .1 is the structural front view of central spherical connecting body.
Fig. 7 .2 is the structure left view of central spherical connecting body.
Fig. 7 .3 is the structure plan view of central spherical connecting body.
Fig. 7 .4 is the three-dimensional structure diagram of central spherical connecting body.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in the figure: the flexible jumper in embodiment is mainly made up of left coupling shaft 1, central spherical connecting body 2 and right coupling shaft 3.
As shown in Fig. 1 ~ 4, described left coupling shaft 1 right-hand member joint is provided with first protruding Hubei Province 1a, this first protruding Hubei Province 1a is bluff body, the first Tu E 1a center is provided with the first cylindrical hole 1b that central angle is greater than 180 degree, the end face of first protruding Hubei Province 1a is provided with the first notch 1c communicating with the first cylindrical hole 1b, and the nominal size A1 of the first notch 1c is less than the internal diameter size F1 of the first cylindrical hole 1b; The joint of described right coupling shaft 3 left ends is provided with second protruding Hubei Province 3a, this second protruding Hubei Province 3a is bluff body, the second Tu E 3a center is provided with the second cylindrical hole 3b that central angle is greater than 180 degree, the end face of second protruding Hubei Province 3a is provided with the second notch 3c communicating with the second cylindrical hole 3b, and the nominal size A3 of the second notch 3c is less than the internal diameter size F3 of the second cylindrical hole 3b; The root of described left coupling shaft 1 right-hand member joint is also provided with fitting recess 1d, described fitting recess 1d is vertical with first protruding Hubei Province 1a, the width G of fitting recess 1d is not less than the thickness size H3 of second protruding Hubei Province 3a, and the distance B in fitting recess 1d bottom and the first cylindrical hole 1b center of circle is not less than the axle radius E of right coupling shaft 3; Described central spherical connecting body 2 periphery ball walls are provided with two orthogonal circular groove 2a, and the groove bottom of two circular groove 2a intersection areas is made as mounting plane 2b, and the groove bottom at two all the other positions of circular groove 2a is cylndrical surface 2c.
As shown in Fig. 1 ~ Fig. 4, in the utility model, described first protruding Hubei Province 1a is positioned at the intermediate portion of left coupling shaft 1 right-hand member joint, and described second protruding Hubei Province 3a is positioned at the intermediate portion of right coupling shaft 3 left end joints.
As shown in Fig. 5 .1 ~ Fig. 7 .4, on described left coupling shaft 1, on the nominal size A1 of the first notch 1c, right coupling shaft 3, the nominal size A3 of the second notch 3c is all identical from the nominal size A2 numerical value of two mounting plane 2b spacing on central spherical connecting body 2 but tolerance range is different, the tolerance range of the nominal size A3 of the nominal size A1 of the first notch 1c and the second notch 3c is F8, and the tolerance range of the nominal size A2 of two mounting plane 2b spacing is h7.The internal diameter size F3 of the second cylindrical hole 3b on internal diameter size F1, the right coupling shaft 3 of the first cylindrical hole 1b on described left coupling shaft 1 is all identical from the bottom land cylndrical surface 2c outside dimension F2 numerical value of the circular groove 2a on central spherical connecting body 2 but tolerance range is different, the tolerance range of the internal diameter size F3 of the internal diameter size F1 of the first cylindrical hole 1b and the second cylindrical hole 3b is F8, and the tolerance range of the bottom land cylndrical surface 2c outside dimension F2 of circular groove 2a is h7.The thickness size H3 of second protruding Hubei Province 3a on thickness size H1, the right coupling shaft 3 of first protruding Hubei Province 1a on described left coupling shaft 1 is all identical from the width dimensions H2 numerical value of the circular groove 2a on central spherical connecting body 2 but tolerance range is different, the tolerance range of the thickness size H3 of the thickness size H1 of first protruding Hubei Province 1a and second protruding Hubei Province 3a is F8, and the tolerance range of the width dimensions H2 of circular groove 2a is h7.
Concrete assembling situation of the present utility model is as follows:
First the mounting plane 2b of central spherical connecting body 2 is inserted in left coupling shaft 1 by the first notch 1c on first protruding Hubei Province 1a end face, rotate central spherical connecting body 2, make the bottom land cylndrical surface 2c Spielpassung of the wherein circular groove 2a on interior perimeter surface and the central spherical connecting body 2 of the first cylindrical hole 1b on left coupling shaft 1, realized being flexibly connected of left coupling shaft 1 and central spherical connecting body 2.
After first protruding Hubei Province 1a of circular groove 2a of middle spherical connecting body 2 and bottom land cylndrical surface 2c and left coupling shaft 1 and the first cylindrical hole 1b are connected, circular groove 2a that central spherical connecting body 2 is remaining and bottom land cylndrical surface 2c are for being connected with second protruding Hubei Province 3a and the second cylindrical hole 3b of right coupling shaft 3.
Then the mounting plane 2b of central spherical connecting body 2 is inserted in right coupling shaft 3 by the second notch 3c on second protruding Hubei Province 3a end face, now, left coupling shaft 1 is arranged vertically with right coupling shaft 3 shaft axiss, make one side of right coupling shaft 3 second protruding Hubei Province 3a through the fitting recess 1d on left coupling shaft 1, for guaranteeing that two coupling shafts do not interfere in attachment portion, described fitting recess 1d bottom and the distance B in the first cylindrical hole 1b center of circle should be not less than the axle radius E of right coupling shaft 3; When the second cylindrical hole 3b of right coupling shaft 3 is inserted into after another circular groove 2a on central spherical connecting body 2, rotate right coupling shaft 3, make the interior perimeter surface of the second cylindrical hole 3b and the bottom land cylndrical surface 2c Spielpassung of another circular groove 2a, the shaft axis of the shaft axis of left coupling shaft 1 and right coupling shaft 3 is on same straight line.
So far, left coupling shaft 1, central spherical connecting body 2, right coupling shaft 3 threes connect into an entirety, between their threes, both can interconnect and transmit motion moment of torsion, there is again certain degrees of freedom, while installation to meet, there is the connection requirement between the diaxon of certain coaxial error, dismantling simultaneously and install all more convenient, is a kind of flexible jumper that can meet mechanical structure and transmit motion moment of torsion.
Claims (5)
1. flexible jumper, is characterized in that: comprise left coupling shaft (1), central spherical connecting body (2) and right coupling shaft (3); Described left coupling shaft (1) right-hand member joint is provided with first protruding Hubei Province (1a), this first protruding Hubei Province (1a) is bluff body, first center, protruding Hubei Province (1a) is provided with the first cylindrical hole (1b) that central angle is greater than 180 degree, the end face in first protruding Hubei Province (1a) is provided with the first notch (1c) communicating with the first cylindrical hole (1b), and the nominal size (A1) of the first notch (1c) is less than the internal diameter size (F1) of the first cylindrical hole (1b); The joint of described right coupling shaft (3) left end is provided with second protruding Hubei Province (3a), this second protruding Hubei Province (3a) is bluff body, second center, protruding Hubei Province (3a) is provided with the second cylindrical hole (3b) that central angle is greater than 180 degree, the end face in second protruding Hubei Province (3a) is provided with the second notch (3c) communicating with the second cylindrical hole (3b), and the nominal size (A3) of the second notch (3c) is less than the internal diameter size (F3) of the second cylindrical hole (3b); The root of described left coupling shaft (1) right-hand member joint is also provided with fitting recess (1d), described fitting recess (1d) is vertical with first protruding Hubei Province (1a), the width (G) of fitting recess (1d) is not less than the thickness size (H3) in second protruding Hubei Province (3a), and the distance (B) in fitting recess (1d) bottom and the first cylindrical hole (1b) center of circle is not less than the axle radius (E) of right coupling shaft (3); Described central spherical connecting body (2) periphery ball wall is provided with two orthogonal circular grooves (2a), article two, the groove bottom of circular groove (2a) intersection area is made as mounting plane (2b), and the groove bottom at all the other positions of two circular grooves (2a) is cylndrical surface (2c); The mounting plane (2b) of central spherical connecting body (2) is inserted in left coupling shaft (1) by the first notch (1c) on first protruding Hubei Province (1a) end face, rotate central spherical connecting body (2), make bottom land cylndrical surface (2c) Spielpassung of the wherein circular groove (2a) on interior perimeter surface and the central spherical connecting body (2) of the first cylindrical hole (1b) on left coupling shaft (1); The mounting plane (2b) of central spherical connecting body (2) is inserted in right coupling shaft (3) by the second notch (3c) on second protruding Hubei Province (3a) end face, rotate right coupling shaft (3), bottom land cylndrical surface (2c) Spielpassung that makes another circular groove (2a) on interior perimeter surface and the central spherical connecting body (2) of the second cylindrical hole (3b) on right coupling shaft (3), the shaft axis of the shaft axis of left coupling shaft (1) and right coupling shaft (3) is on same straight line.
2. flexible jumper as claimed in claim 1, is characterized in that: described first protruding Hubei Province (1a) is positioned at the intermediate portion of left coupling shaft (1) right-hand member joint, and described second protruding Hubei Province (3a) is positioned at the intermediate portion of right coupling shaft (3) left end joint.
3. flexible jumper as claimed in claim 1, it is characterized in that: the nominal size (A1) of upper the first notch of described left coupling shaft (1) (1c), the nominal size (A3) of upper the second notch of right coupling shaft (3) (3c) is all identical from nominal size (A2) numerical value of two mounting planes (2b) spacing on central spherical connecting body (2) but tolerance range is different, the tolerance range of the nominal size (A1) of the first notch (1c) and the nominal size (A3) of the second notch (3c) is F8, the tolerance range of the nominal size (A2) of two mounting planes (2b) spacing is h7.
4. flexible jumper as claimed in claim 1, it is characterized in that: the internal diameter size (F1) of the first cylindrical hole (1b) on described left coupling shaft (1), the internal diameter size (F3) of the second cylindrical hole (3b) on right coupling shaft (3) is all identical from bottom land cylndrical surface (2c) outside dimension (F2) numerical value of the circular groove (2a) on central spherical connecting body (2) but tolerance range is different, the tolerance range of the internal diameter size (F1) of the first cylindrical hole (1b) and the internal diameter size (F3) of the second cylindrical hole (3b) is F8, the tolerance range of bottom land cylndrical surface (2c) outside dimension (F2) of circular groove (2a) is h7.
5. flexible jumper as claimed in claim 1, it is characterized in that: the thickness size (H3) in second protruding Hubei Province (3a) on thickness size (H1), the right coupling shaft (3) in first protruding Hubei Province (1a) on described left coupling shaft (1) is all identical from width dimensions (H2) numerical value of the circular groove (2a) on central spherical connecting body (2) but tolerance range is different, the tolerance range of the thickness size (H3) in the thickness size (H1) in first protruding Hubei Province (1a) and second protruding Hubei Province (3a) is F8, and the tolerance range of the width dimensions (H2) of circular groove (2a) is h7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320867921.9U CN203685903U (en) | 2013-12-26 | 2013-12-26 | Movable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320867921.9U CN203685903U (en) | 2013-12-26 | 2013-12-26 | Movable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685903U true CN203685903U (en) | 2014-07-02 |
Family
ID=51007810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320867921.9U Expired - Lifetime CN203685903U (en) | 2013-12-26 | 2013-12-26 | Movable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685903U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979249A (en) * | 2017-05-12 | 2017-07-25 | 江苏希西维轴承有限公司 | A kind of universal joint bearing |
| CN107524720A (en) * | 2017-09-30 | 2017-12-29 | 安徽江淮汽车集团股份有限公司 | A kind of CV joint for car |
-
2013
- 2013-12-26 CN CN201320867921.9U patent/CN203685903U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979249A (en) * | 2017-05-12 | 2017-07-25 | 江苏希西维轴承有限公司 | A kind of universal joint bearing |
| CN107524720A (en) * | 2017-09-30 | 2017-12-29 | 安徽江淮汽车集团股份有限公司 | A kind of CV joint for car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |
|
| CX01 | Expiry of patent term |