CN212077317U - Ball axle sleeve structure - Google Patents
Ball axle sleeve structure Download PDFInfo
- Publication number
- CN212077317U CN212077317U CN201922083374.5U CN201922083374U CN212077317U CN 212077317 U CN212077317 U CN 212077317U CN 201922083374 U CN201922083374 U CN 201922083374U CN 212077317 U CN212077317 U CN 212077317U
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- China
- Prior art keywords
- ball
- axle sleeve
- frame
- ball axle
- main shaft
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Abstract
The utility model provides a ball axle sleeve structure, includes the frame, is provided with the main shaft in the frame, and the both ends of main shaft all are provided with the ball axle sleeve, and the ball axle sleeve is spherical state setting and lies in the frame, and the ball axle sleeve is all passed at the both ends of main shaft. The utility model discloses profitable effect is: the frame need not concentric processing, and the blank location reduces the processing cost, adjusts the ball axle sleeve, just can make the main shaft rotate in a flexible way, adjusts simply, has reduced the required precision.
Description
Technical Field
The utility model relates to a sewing machine technical field especially relates to a ball axle sleeve structure.
Background
At present, the sewing machine using the traditional shaft sleeve on the market has the following defects:
firstly, two holes of the frame need to be processed concentrically, so that the processing cost is increased;
and secondly, the shaft sleeve cannot be adjusted, so that the shaft can rotate flexibly and can only be ensured by the machining precision (concentricity of two holes), and the precision requirement (concentricity of two holes) is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the problem that above-mentioned prior art exists, provide a ball axle sleeve structure, adjustable axle sleeve. Book (I)
The utility model provides a technical scheme that its technical problem adopted: the ball shaft sleeve structure comprises a frame, wherein a main shaft is arranged on the frame, ball shaft sleeves are arranged at two ends of the main shaft, the ball shaft sleeves are arranged in a spherical state and are positioned on the frame, and two ends of the main shaft penetrate through the ball shaft sleeves.
The rack is provided with a ball shaft sleeve mounting position, the bottom of the ball shaft sleeve is provided with an arc-shaped groove in a hemispherical shape, and the ball shaft sleeve is arranged in the ball shaft sleeve mounting position and matched with the arc-shaped groove.
The top of ball axle sleeve is provided with the locating plate, and the side of ball axle sleeve is provided with the locating piece, and the locating plate is installed on the locating piece, and the locating piece setting is in the frame.
The positioning plate is installed on the positioning block through a screw.
The utility model discloses profitable effect is: the utility model discloses a ball axle sleeve structure, it is rational in infrastructure, possess following advantage:
firstly, the frame does not need to be processed concentrically, and a blank is positioned, so that the processing cost is reduced;
and secondly, the main shaft can rotate flexibly by adjusting the ball shaft sleeve, the adjustment is simple, and the precision requirement is reduced.
Drawings
Fig. 1 is a schematic structural diagram of two positioning blocks according to an embodiment of the present invention;
FIG. 2 is an exploded view of two positioning blocks according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a positioning block according to an embodiment of the present invention.
Description of reference numerals: the device comprises a frame 1, a main shaft 2, a ball shaft sleeve 3, a ball shaft sleeve mounting position 4, an arc-shaped groove 5, a positioning block 7, a positioning plate 6 and a screw 8.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
with reference to the accompanying drawings: the ball shaft sleeve structure in the embodiment comprises a frame 1, wherein a main shaft 2 is arranged on the frame 1, ball shaft sleeves 3 are arranged at two ends of the main shaft 2, the ball shaft sleeves 3 are arranged in a spherical state and are positioned on the frame 1, and two ends of the main shaft 2 penetrate through the ball shaft sleeves 3.
The frame 1 is provided with a ball shaft sleeve mounting position 4, the bottom of the ball shaft sleeve 3 is provided with an arc-shaped groove 5 which is arranged in a hemispherical shape, and the ball shaft sleeve 3 is arranged in the ball shaft sleeve mounting position 4 and is matched with the arc-shaped groove 5.
The top of ball axle sleeve 3 is provided with locating plate 6, and the side of ball axle sleeve 3 is provided with locating piece 7, and locating plate 6 installs on locating piece 7, and locating piece 7 sets up on frame 1.
The positioning plate 6 is mounted on the positioning block 7 through a screw 8.
By adopting the ball shaft sleeve 3 and positioning adjustment of the positioning plate 6 and the ball shaft sleeve 3, the frame 1 does not need concentric processing, the blank positioning can realize normal frame processing, the processing cost is reduced, the ball shaft sleeve 3 is adjusted, the main shaft 2 can flexibly rotate, the adjustment is simple, and the precision requirement is reduced.
The embodiment of the utility model provides a characteristics are: the frame 1 does not need concentric processing, blank location reduces the processing cost, adjusts the ball axle sleeve 3, just can make the main shaft 2 rotate in a flexible way, adjusts simply, has reduced the required precision.
While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.
Claims (4)
1. The utility model provides a ball axle sleeve structure which characterized in that: including frame (1), be provided with main shaft (2) on frame (1), the both ends of main shaft (2) all are provided with ball axle sleeve (3), ball axle sleeve (3) are spherical state setting and are located frame (1), ball axle sleeve (3) are all passed at the both ends of main shaft (2).
2. The ball bushing structure according to claim 1, wherein: the ball bearing is characterized in that a ball bearing sleeve mounting position (4) is arranged on the rack (1), an arc-shaped groove (5) arranged in a hemispherical shape is formed in the bottom of the ball bearing sleeve (3), and the ball bearing sleeve (3) is arranged in the ball bearing sleeve mounting position (4) and matched with the arc-shaped groove (5).
3. The ball bushing structure according to claim 1, wherein: the top of ball axle sleeve (3) is provided with locating plate (6), the side of ball axle sleeve (3) is provided with locating piece (7), locating plate (6) are installed on locating piece (7), locating piece (7) set up in frame (1).
4. The ball bushing structure according to claim 3, wherein: the positioning plate (6) is arranged on the positioning block (7) through a screw (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922083374.5U CN212077317U (en) | 2019-11-27 | 2019-11-27 | Ball axle sleeve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922083374.5U CN212077317U (en) | 2019-11-27 | 2019-11-27 | Ball axle sleeve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212077317U true CN212077317U (en) | 2020-12-04 |
Family
ID=73556387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922083374.5U Active CN212077317U (en) | 2019-11-27 | 2019-11-27 | Ball axle sleeve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212077317U (en) |
-
2019
- 2019-11-27 CN CN201922083374.5U patent/CN212077317U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |