CN207673740U - A kind of high-precision universal section - Google Patents
A kind of high-precision universal section Download PDFInfo
- Publication number
- CN207673740U CN207673740U CN201721810737.5U CN201721810737U CN207673740U CN 207673740 U CN207673740 U CN 207673740U CN 201721810737 U CN201721810737 U CN 201721810737U CN 207673740 U CN207673740 U CN 207673740U
- Authority
- CN
- China
- Prior art keywords
- sphere
- opening portion
- connecting rod
- snap ring
- utility
- 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.)
- Expired - Fee Related
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- Fluid-Damping Devices (AREA)
Abstract
The utility model discloses a kind of high-precision universal sections,Main includes from moving fork,Actively pitch and be driven sphere,It is described that moving fork side is provided with the first opening portion,The side of actively pitching is provided with the second opening portion,And first opening portion be oppositely arranged with the second opening portion,The transmission sphere includes connecting rod,First sphere and the second sphere,Described connecting rod one end is provided with the first sphere,The connecting rod other end is provided with the second sphere,And connecting rod,First sphere and the second sphere are integral type,The connecting rod,First sphere and the second sphere are concentric shafts,First sphere is engaged with the first opening portion,Second sphere is engaged with the second opening portion,The utility model structural principle is simple,It is safe to use convenient,And it is compact-sized,Ensure the raising of assembly precision,Promote working efficiency simultaneously,Ensure apart from angle swinging degree of freedom,The strong feature of trackability.
Description
Technical field
The utility model is related to universal joint technical field, specially a kind of high-precision universal section.
Background technology
The main function of universal joint is to transmit torque between axis on not coaxial line, is closed to ball-type gimbal structure
The design of reason is always a weak link, since not effective means are subject to comprehensive analysis, leads to each position intensity of product
Uneven, some position stress concentrations, some position blanks are excessively generous, and there is a large amount of waste of material, are also unfavorable for carrying
High product bearing capacity.
Utility model content
The purpose of this utility model is to provide a kind of high-precision universal sections, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions：A kind of high-precision universal section, including from
Sphere is actively pitched and be driven to moving fork, and described that moving fork side is provided with the first opening portion, the side of actively pitching is provided with second
Opening portion, and the first opening portion is oppositely arranged with the second opening portion, the transmission sphere includes connecting rod, the first sphere and second
Sphere, described connecting rod one end are provided with the first sphere, and the connecting rod other end is provided with the second sphere, and connecting rod,
One sphere and the second sphere are integral type, and the connecting rod, the first sphere and the second sphere are concentric shafts, first sphere with
First opening portion is engaged, and second sphere is engaged with the second opening portion.
Preferably, first opening portion and the second opening portion inner wall are circular arc type, and the first opening portion is opened with second
Spiral type groove is additionally provided on mouth inner wall, first opening portion is both provided with the second opening portion inner wall and inside grooves
Lubricant.
Preferably, snap ring is additionally provided on the transmission sphere, and snap ring setting is open in first sphere and first
In portion and second sphere and the second opening portion, and first sphere is opened with the first opening portion and two sphere with second
Oral area is fixedly connected by snap ring, and the snap ring is composed of ring body and sealing ring, and the sealing ring is coated on ring sheet
Body periphery, the snap ring are fixedly connected by screw with the first opening portion and the second opening portion, the sealing ring inner wall and first
Sphere and the second sphere fit closely.
Compared with prior art, the utility model has the beneficial effects that：
（1）The utility model structural principle is simple, safe to use convenient and compact-sized, it is ensured that the raising of assembly precision,
Promote working efficiency simultaneously, it is ensured that apart from angle swinging degree of freedom, the strong feature of trackability.
（2）In the utility model, sphere will be driven by snap ring and be fixed with from the opening portion in moving fork and active fork,
The generation of disconnection accident is prevented, while opening portion inner wall being provided with spiral groove, is in order to store lubricant, really
The smoothness being freely rotated between transmission sphere and opening portion is protected, while utilizing the sealing element of snap ring periphery cladding, Neng Goujia
Greatly to the preservation duration of lubricant.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model Snap ring structure schematic top plan view.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of high-precision universal section, including it is driven
Fork 1 actively pitches 2 and transmission sphere 3, and described that 1 side of moving fork is provided with the first opening portion 4,2 sides of actively pitching are provided with
Second opening portion 5, and the first opening portion 4 is oppositely arranged with the second opening portion 5, the transmission sphere 3 includes connecting rod 6, first
Sphere 7 and the second sphere 8,6 one end of the connecting rod are provided with the first sphere 7, and 6 other end of the connecting rod is provided with the second ball
Body 8, and connecting rod 6, the first sphere 7 and the second sphere 8 are integral type, the connecting rod 6, the first sphere 7 and the second sphere 8 are
Concentric shafts, first sphere 7 are engaged with the first opening portion 4, and second sphere 8 is engaged with the second opening 5；It is set using this
Structure is counted, is to be able to Increased Load ability, while improving service life.
In the utility model, the first opening portion 4 and 5 inner wall of the second opening portion are circular arc type, and the first opening portion 4 and
Spiral type groove, 4 and second opening portion of the first opening portion, 5 inner wall and inside grooves are additionally provided on two opening portions, 5 inner wall
It is both provided with lubricant；Pass through lubricant, it is ensured that the smoothness being freely rotated between transmission sphere and opening portion, and be open
Portion's inner wall is provided with spiral groove, is in order to store lubricant, it is ensured that lubricant uses duration.
In addition, in the utility model, it is driven on sphere 3 and is additionally provided with snap ring 9, and snap ring 9 is arranged in first sphere 7
With on 8 and second opening portion 5 of the first opening portion 4 and second sphere, and first sphere, 7 and first opening portion 4 and institute
Two spheres 8 are stated to be fixedly connected by snap ring 9 with the second opening portion 5, the snap ring 9 by ring body 10 and sealing ring 11 combination and
At the sealing ring 11 is coated on 10 periphery of ring body, and the snap ring 9 passes through screw and the first opening portion 4 and the second opening portion 5
It is fixedly connected, 11 inner wall of the sealing ring is fitted closely with the first sphere 7 and the second sphere 8；By snap ring will be driven sphere with
It is fixed from the opening portion in moving fork and active fork, prevents the generation of disconnection accident, while coating using snap ring periphery
Sealing element, the preservation duration to lubricant can be increased.
In conclusion the utility model structural principle is simple, it is safe to use convenient and compact-sized, it is ensured that assembly precision
Raising, while promoting working efficiency, it is ensured that apart from angle swinging degree of freedom, the strong feature of trackability.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of high-precision universal section, including from moving fork（1）, actively pitch（2）With transmission sphere（3）, it is characterised in that：It is described from
Moving fork（1）Side is provided with the first opening portion（4）, the active fork（2）Side is provided with the second opening portion（5）, and first opens
Oral area（4）With the second opening portion（5）It is oppositely arranged, the transmission sphere（3）Including connecting rod（6）, the first sphere（7）With second
Sphere（8）, the connecting rod（6）One end is provided with the first sphere（7）, the connecting rod（6）The other end is provided with the second sphere
（8）, and connecting rod（6）, the first sphere（7）With the second sphere（8）For integral type, the connecting rod（6）, the first sphere（7）With
Second sphere（8）For concentric shafts, first sphere（7）With the first opening portion（4）Engagement, second sphere（8）With second
Opening portion（5）Engagement.
2. a kind of high-precision universal section according to claim 1, it is characterised in that：First opening portion（4）With second
Opening portion（5）Inner wall is circular arc type, and the first opening portion（4）With the second opening portion（5）It is recessed that screw type is additionally provided on inner wall
Slot, first opening portion（4）With the second opening portion（5）Inner wall and inside grooves are both provided with lubricant.
3. a kind of high-precision universal section according to claim 1, it is characterised in that：The transmission sphere（3）On also set up
There is snap ring（9）, and snap ring（9）It is arranged in first sphere（7）With the first opening portion（4）With second sphere（8）With
Two opening portions（5）On, and first sphere（7）With the first opening portion（4）With two sphere（8）With the second opening portion（5）
Pass through snap ring（9）It is fixedly connected, the snap ring（9）By ring body（10）And sealing ring（11）It is composed, the sealing ring
（11）It is coated on ring body（10）Periphery, the snap ring（9）Pass through screw and the first opening portion（4）With the second opening portion（5）Gu
Fixed connection, the sealing ring（11）Inner wall and the first sphere（7）With the second sphere（8）It fits closely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721810737.5U CN207673740U (en) | 2017-12-22 | 2017-12-22 | A kind of high-precision universal section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721810737.5U CN207673740U (en) | 2017-12-22 | 2017-12-22 | A kind of high-precision universal section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207673740U true CN207673740U (en) | 2018-07-31 |
Family
ID=62969958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721810737.5U Expired - Fee Related CN207673740U (en) | 2017-12-22 | 2017-12-22 | A kind of high-precision universal section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207673740U (en) |
-
2017
- 2017-12-22 CN CN201721810737.5U patent/CN207673740U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 Termination date: 20181222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |