CN108757754B - Portable transmission connecting piece - Google Patents
Portable transmission connecting piece Download PDFInfo
- Publication number
- CN108757754B CN108757754B CN201810547540.XA CN201810547540A CN108757754B CN 108757754 B CN108757754 B CN 108757754B CN 201810547540 A CN201810547540 A CN 201810547540A CN 108757754 B CN108757754 B CN 108757754B
- Authority
- CN
- China
- Prior art keywords
- shaft
- positioning
- unlocking
- left end
- guide grooves
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/02—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
- F16D1/108—Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting by interengaging parts, i.e. positive coupling
- F16D1/112—Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting by interengaging parts, i.e. positive coupling the interengaging parts comprising torque-transmitting surfaces, e.g. bayonet joints
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2300/00—Special features for couplings or clutches
- F16D2300/12—Mounting or assembling
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a portable transmission connecting piece, and belongs to the technical field of transmission devices. The circumferential surface of the left end of the left shaft is provided with a guide groove, and the bottom of the guide groove is provided with a positioning groove; the center of the left end surface of the right shaft is provided with a connecting hole; a guide block is fixed on the inner wall of the left end of the connecting hole; a positioning shaft is arranged on the right side of the guide block; the positioning shaft radially penetrates through the right shaft; the outer end of the positioning shaft is sleeved with a sealing cylinder; a spring is arranged between the outer end of the positioning shaft and the bottom of the sealing cylinder; the left side of the inner end of the positioning shaft is provided with an inclined plane; an unlocking rod is slidably arranged in the unlocking hole; an unlocking electric cylinder is arranged in the mounting cavity; the output shaft of the unlocking electric cylinder is connected with the left end of the unlocking rod. When the unlocking electric cylinder retracts, the left shaft and the right shaft can be directly butted, and the positioning shaft enters the positioning groove to complete connection; when the unlocking electric cylinder extends out, the unlocking rod pushes the positioning shaft out of the positioning groove, and the left shaft can be directly drawn out of the right shaft; the connecting piece has reasonable structural design, convenient connection and easy disassembly.
Description
Technical Field
The invention relates to the technical field of transmission devices, in particular to a portable transmission connecting piece.
Background
The coupling is a mechanical part for coupling two shafts (a driving shaft and a driven shaft) of different mechanisms to rotate together to transmit torque. Generally, the friction plates are connected through pin shafts, but the connection mode is inconvenient to install and fix and difficult to disassemble.
Disclosure of Invention
In order to solve the technical problem, the invention provides a portable transmission connecting piece.
The invention is realized by the following technical scheme: a portable transmission connecting piece comprises a left shaft and a right shaft which need to be connected with each other; a plurality of uniformly distributed guide grooves are formed in the circumferential surface of the left end of the left shaft, and positioning grooves are formed in the bottoms of the inner ends of the guide grooves; the center of the left end surface of the right shaft is provided with a connecting hole for the right end of the left shaft to penetrate; a plurality of guide blocks which are in one-to-one correspondence with the guide grooves are fixed on the inner wall of the left end of the connecting hole; a positioning shaft is arranged on the right side of the guide block; the positioning shaft radially penetrates through the right shaft, and the outer end of the positioning shaft is provided with a limiting step; the outer end of the positioning shaft is sleeved with a sealing cylinder, and the opening end of the sealing cylinder is fixed on the outer cylindrical surface of the right shaft; a spring is arranged between the outer end of the positioning shaft and the bottom of the sealing cylinder; the left side of the inner end of the positioning shaft is provided with an inclined plane; an axial unlocking hole is formed in the left side of the positioning groove in the left shaft, and an unlocking rod is slidably mounted in the unlocking hole; the left side of the unlocking hole is communicated with an installation cavity, and an unlocking electric cylinder is installed in the installation cavity; and the output shaft of the unlocking electric cylinder is connected with the left end of the unlocking rod.
Preferably: the left end of the left shaft is provided with a spigot matched with the connecting hole of the right shaft, and the guide groove is positioned on the spigot of the left shaft.
Preferably: and an elastic ring is fixed on the left end surface of the right shaft.
Preferably: the guide slots are three in number and are uniformly distributed around the axis of the left shaft.
Preferably: the guide slots are four in number and are uniformly distributed around the axis of the left shaft.
Compared with the prior art, the invention has the beneficial effects that: when the unlocking electric cylinder retracts, the left shaft and the right shaft can be directly butted, and the positioning shaft enters the positioning groove to complete connection; when the unlocking electric cylinder extends out, the unlocking rod pushes the positioning shaft out of the positioning groove, and the left shaft can be directly drawn out of the right shaft; the connecting piece has reasonable structural design, convenient connection and easy disassembly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a diagram of the connection process of the present invention;
FIG. 3 is a schematic view of the connection completion of the present invention;
fig. 4 is a diagram of the unlocking process of the present invention.
In the figure: 1. a left shaft; 2. a right shaft; 3. a guide groove; 4. positioning a groove; 5. connecting holes; 6. a guide block; 7. positioning the shaft; 7-1, a limiting step; 8. sealing the cylinder; 9. a spring; 10. an unlocking lever; 11. and unlocking the electric cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, a portable transmission connecting member is directly mounted on a left shaft 1 and a right shaft 2 which need to be connected with each other.
Three evenly distributed guide grooves 3 are arranged on the circumferential surface of the left end of the left shaft 1, and positioning grooves 4 are arranged at the bottoms of the inner ends of the guide grooves 3. The left end of the left shaft 1 is provided with a spigot matched with the connecting hole 5 of the right shaft 2, and the guide groove 3 is positioned on the spigot of the left shaft 1.
A connecting hole 5 for the right end of the left shaft 1 to penetrate through is formed in the center of the left end face of the right shaft 2, and an elastic ring is fixed on the left end face of the right shaft 2; a plurality of guide blocks 6 which are in one-to-one correspondence with the guide grooves 3 are fixed on the inner wall of the left end of the connecting hole 5; the right side of the guide block 6 is provided with a positioning shaft 7.
The positioning shaft 7 radially penetrates through the right shaft 2, and the positioning shaft 7 and the right shaft 2 cannot rotate relatively, so that an inner key is arranged between the positioning shaft 7 and the right shaft 2 or the positioning shaft 7 adopts a regular polygon body. The outer end of the positioning shaft 7 is provided with a limiting step 7-1; a sealing cylinder 8 is sleeved at the outer end of the positioning shaft 7, and the opening end of the sealing cylinder 8 is fixed on the outer cylindrical surface of the right shaft 2; a spring 9 is arranged between the outer end of the positioning shaft 7 and the bottom of the sealing cylinder 8; the left side of the inner end of the positioning shaft 7 is provided with an inclined plane.
An axial unlocking hole is formed in the left side of the positioning groove 4 in the left shaft 1, and an unlocking rod 10 is installed in the unlocking hole in a sliding mode; the left side of the unlocking hole is communicated with an installation cavity, and an unlocking electric cylinder 11 is installed in the installation cavity; the output shaft of the unlocking electric cylinder 11 is connected with the left end of the unlocking rod 10.
And (3) connecting:
as shown in figures 1 to 3 of the drawings,
the electric cylinder retracts, the left shaft and the right shaft are directly butted, and the positioning shaft enters the positioning groove to complete connection;
the disassembling process comprises the following steps:
as shown in figure 4 of the drawings,
the electric cylinder extends out, the unlocking rod pushes the positioning shaft out of the positioning groove, and the left shaft is directly drawn out from the right shaft.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A portable transmission connecting piece comprises a left shaft (1) and a right shaft (2) which need to be connected with each other; the method is characterized in that:
a plurality of uniformly distributed guide grooves (3) are formed in the circumferential surface of the left end of the left shaft (1), and positioning grooves (4) are formed in the bottoms of the inner ends of the guide grooves (3);
the center of the left end surface of the right shaft (2) is provided with a connecting hole (5) for the right end of the left shaft (1) to penetrate; a plurality of guide blocks (6) which correspond to the guide grooves (3) one by one are fixed on the inner wall of the left end of the connecting hole (5); a positioning shaft (7) is arranged on the right side of the guide block (6);
the positioning shaft (7) radially penetrates through the right shaft (2), and the outer end of the positioning shaft (7) is provided with a limiting step (7-1); the outer end of the positioning shaft (7) is sleeved with a sealing cylinder (8), and the opening end of the sealing cylinder (8) is fixed on the outer cylindrical surface of the right shaft (2); a spring (9) is arranged between the outer end of the positioning shaft (7) and the bottom of the sealing cylinder (8); the left side of the inner end of the positioning shaft (7) is provided with an inclined plane;
an axial unlocking hole is formed in the left side of the positioning groove (4) in the left shaft (1), and an unlocking rod (10) is installed in the unlocking hole in a sliding mode; the left side of the unlocking hole is communicated with an installation cavity, and an unlocking electric cylinder (11) is installed in the installation cavity; the output shaft of the unlocking electric cylinder (11) is connected with the left end of the unlocking rod (10).
2. The portable drive connection of claim 1, wherein: the left end of the left shaft (1) is provided with a spigot matched with the connecting hole (5) of the right shaft (2), and the guide groove (3) is positioned on the spigot of the left shaft (1).
3. The portable drive connection of claim 2, wherein: an elastic ring is fixed on the left end face of the right shaft (2).
4. The portable drive connection of claim 1, wherein: the number of the guide grooves (3) is three, and the guide grooves are uniformly distributed around the axis of the left shaft (1).
5. The portable drive connection of claim 1, wherein: the number of the guide grooves (3) is four, and the guide grooves are uniformly distributed around the axis of the left shaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547540.XA CN108757754B (en) | 2018-05-31 | 2018-05-31 | Portable transmission connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547540.XA CN108757754B (en) | 2018-05-31 | 2018-05-31 | Portable transmission connecting piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108757754A CN108757754A (en) | 2018-11-06 |
| CN108757754B true CN108757754B (en) | 2020-09-15 |
Family
ID=64000861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810547540.XA Active CN108757754B (en) | 2018-05-31 | 2018-05-31 | Portable transmission connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108757754B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403750B (en) * | 2018-11-23 | 2021-03-19 | 余姚市宇洲电器有限公司 | Plastic gear of central control door lock |
| CN109675725A (en) * | 2018-12-26 | 2019-04-26 | 柳州申通汽车科技有限公司 | A kind of preparation process of continous way nickel cobalt aluminium ternary precursor |
| CN111839901B (en) * | 2020-07-30 | 2022-02-15 | 泉州市兴远机械制造有限公司 | Big ring waist transfer device is used in panty-shape diapers processing |
| CN112410999B (en) * | 2020-11-04 | 2022-04-22 | 长乐天顺针织有限公司 | Flexible connecting structure of looping machine part of high-speed warp knitting machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3909968A1 (en) * | 1989-03-25 | 1990-09-27 | Esterle Markus | Rapid-action coupling with coupling elements capable of being interconnected in an axially fixed but releasable manner |
| CN101251141A (en) * | 2008-04-10 | 2008-08-27 | 中国科学院长春光学精密机械与物理研究所 | Quick positioning locking mechanism |
| CN202768658U (en) * | 2012-07-16 | 2013-03-06 | 中国核电工程有限公司 | Fast connecting-separating shaft coupler under radioactivity environment |
| FR2981597A1 (en) * | 2011-10-25 | 2013-04-26 | Innovations Tech S I T Soc D | Manipulator arm forming device for use in e.g. armor-plated cells, has locking body forming rotating nut such that threaded connection end of interior telescope tube cooperates with rotating nut to connect tube with distal portion |
-
2018
- 2018-05-31 CN CN201810547540.XA patent/CN108757754B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3909968A1 (en) * | 1989-03-25 | 1990-09-27 | Esterle Markus | Rapid-action coupling with coupling elements capable of being interconnected in an axially fixed but releasable manner |
| CN101251141A (en) * | 2008-04-10 | 2008-08-27 | 中国科学院长春光学精密机械与物理研究所 | Quick positioning locking mechanism |
| FR2981597A1 (en) * | 2011-10-25 | 2013-04-26 | Innovations Tech S I T Soc D | Manipulator arm forming device for use in e.g. armor-plated cells, has locking body forming rotating nut such that threaded connection end of interior telescope tube cooperates with rotating nut to connect tube with distal portion |
| CN202768658U (en) * | 2012-07-16 | 2013-03-06 | 中国核电工程有限公司 | Fast connecting-separating shaft coupler under radioactivity environment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108757754A (en) | 2018-11-06 |
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