CN220850389U - Shaft sleeve for engineering machinery, convenient to adjust tightness - Google Patents
Shaft sleeve for engineering machinery, convenient to adjust tightness Download PDFInfo
- Publication number
- CN220850389U CN220850389U CN202321952524.1U CN202321952524U CN220850389U CN 220850389 U CN220850389 U CN 220850389U CN 202321952524 U CN202321952524 U CN 202321952524U CN 220850389 U CN220850389 U CN 220850389U
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- groove
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- cavity
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- 238000010276 construction Methods 0.000 claims 6
- 239000011796 hollow space material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a shaft sleeve for engineering machinery, which is convenient for adjusting tightness and relates to the technical field of shaft sleeves. According to the utility model, the mounting plate moves in the cavity in a directional manner, so that the fixing rods can move a determined distance, the distance between one ends of the balls and the inner wall of the groove is changed, the purpose of changing the tightness between the shaft rod and the lantern ring is achieved, and the shaft rod and the lantern ring can be quickly adjusted.
Description
Technical Field
The utility model relates to the technical field of shaft sleeves, in particular to a shaft sleeve for engineering machinery, which is convenient to adjust tightness.
Background
The shaft sleeve is a sleeve which is made into a whole cylindrical protection shaft, is a cylindrical mechanical part sleeved on a rotating shaft and is a component part of a sliding bearing, the rotating shaft is not used for related equipment of engineering machinery, the rotating shaft is generally matched with the shaft sleeve to be installed on a bearing seat, in general, the shaft sleeve is in interference fit with the bearing seat and is in clearance fit with the shaft, according to different working requirements, the clearance distance between the shaft sleeve and the shaft is different, namely the tightness between the shaft sleeve and the shaft is different, the inner diameter of the shaft sleeve and the diameter of the shaft in the prior art are definite, so that the tightness between the shaft sleeve and the shaft cannot be adjusted, and one part needs to be replaced if the value needs to be adjusted.
Disclosure of utility model
The utility model aims to provide a shaft sleeve for engineering machinery, which is convenient for adjusting the tightness and aims to solve the problem that the tightness between the shaft sleeve and a shaft, which is proposed in the background art, cannot be adjusted.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shaft sleeve for engineering machine tool convenient to adjust elasticity, includes the lantern ring, the inside of lantern ring is provided with the axostylus axostyle, and the outer wall of axostylus axostyle is fluted, the cavity has been seted up to the inside in the lantern ring outside, and the bottom of the inside of cavity is provided with a plurality of mounting panels, the one end of mounting panel all is fixed with the dead lever, the one end of dead lever all extends to the inside of lantern ring, and the one end of dead lever all imbeds the ball, the one end of ball all extends to the inside of recess.
Preferably, the rotary rod is all installed through the pivot to the inside one end of cavity, and the outer wall of rotary rod all is provided with the movable plate, the one end of movable plate all is fixed with two connecting rods, and the one end of two connecting rods is connected with the one end of mounting panel, the hollow space has been seted up to the inside in the lantern ring outside, and the inner wall rotation in hollow space installs the swivel ring, the bottom of swivel ring all extends to the inside of cavity and installs initiative toper ring gear, logical groove has been seted up on the top in hollow space, and leads to the top in groove to the lantern ring, the one end of rotary rod outer wall all is fixed with driven conical gear.
Preferably, the driven bevel gears are equiangularly distributed about the centre of rotation of the driving bevel gear ring, and the driven bevel gears are meshed with the driving bevel gear ring.
Preferably, the outer wall of the rotary rod is provided with external threads, the inner wall of the movable plate is provided with internal threads matched with the external threads, and the movable plate is connected with the cavity in a sliding mode.
Preferably, the inner wall of the empty groove is provided with an annular guide groove, the outer wall of the rotary ring is provided with an annular guide block, and the rotary ring is in sliding connection with the empty groove through the cooperation between the annular guide block and the annular guide groove.
Preferably, a locking screw is arranged above the through groove, a screw rod is arranged at the bottom end of the locking screw, and a thread groove matched with the screw rod is formed at the top end of the rotating ring.
Preferably, the diameter of the locking screw is larger than the width of the through groove, and the bottom end of the locking screw is adhered with an anti-slip pad.
Compared with the prior art, the utility model has the beneficial effects that:
through making the mounting panel in the inside directional removal of cavity for a plurality of dead levers can remove the distance of determining, thereby change the interval between a plurality of ball one end and the recess inner wall, and then reach the purpose between the elasticity of change between axostylus axostyle and the lantern ring, can adjust it fast.
Drawings
FIG. 1 is a schematic top view of the present utility model;
FIG. 2 is a schematic top view of the collar of the present utility model;
FIG. 3 is a schematic cross-sectional elevation view of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 5 is an enlarged view of the structure of fig. 3B according to the present utility model.
In the figure: 1. a collar; 2. a shaft lever; 3. a cavity; 4. a groove; 5. a fixed rod; 6. a ball; 7. a through groove; 8. a rotating ring; 9. a hollow groove; 10. a driven bevel gear; 11. a rotating rod; 12. a moving plate; 13. a connecting rod; 14. a mounting plate; 15. an active conical toothed ring; 16. locking screws.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: referring to fig. 1-5, a shaft sleeve for engineering machinery, which is convenient for adjusting tightness, comprises a sleeve ring 1, wherein a shaft lever 2 is arranged in the sleeve ring 1, a groove 4 is formed in the outer wall of the shaft lever 2, a cavity 3 is formed in the outer side of the sleeve ring 1, a plurality of mounting plates 14 are arranged at the bottom end of the inner part of the cavity 3, one ends of the mounting plates 14 are respectively fixed with a fixing rod 5, one ends of the fixing rods 5 are respectively extended to the inner part of the sleeve ring 1, one ends of the fixing rods 5 are respectively embedded with a ball 6, and one ends of the balls 6 are respectively extended to the inner part of the groove 4;
Specifically, as shown in fig. 1, 2 and 3, the mounting plate 14 is moved in a directional manner in the cavity 3, so that the fixing rods 5 can move a certain distance, thereby changing the distance between one ends of the balls 6 and the inner wall of the groove 4, further achieving the purpose of changing the tightness between the shaft lever 2 and the collar 1, and the balls 6 and the groove 4 cooperate to ensure that the shaft lever 2 rotates smoothly.
The rotary rod 11 is installed at one end in the cavity 3 through a rotary shaft, the movable plate 12 is arranged on the outer wall of the rotary rod 11, two connecting rods 13 are fixed at one end of the movable plate 12, one ends of the two connecting rods 13 are connected with one end of the mounting plate 14, an empty groove 9 is formed in the inner part of the outer side of the sleeve ring 1, the rotary ring 8 is rotatably installed on the inner wall of the empty groove 9, the bottom end of the rotary ring 8 extends to the inner part of the cavity 3 and is provided with the driving conical toothed ring 15, the through groove 7 is formed in the top end of the empty groove 9, the top end of the through groove 7 extends to the upper side of the sleeve ring 1, and the driven conical gear 10 is fixed at one end of the outer wall of the rotary rod 11;
the driven conical gears 10 are distributed at equal angles with respect to the rotation center of the driving conical toothed ring 15, and the driven conical gears 10 are meshed with the driving conical toothed ring 15;
the outer wall of the rotary rod 11 is provided with external threads, the inner wall of the movable plate 12 is provided with internal threads matched with the external threads, and the movable plate 12 is connected with the cavity 3 in a sliding way;
The inner wall of the empty groove 9 is provided with an annular guide groove, the outer wall of the rotary ring 8 is provided with an annular guide block, and the rotary ring 8 is in sliding connection with the empty groove 9 through the cooperation between the annular guide block and the annular guide groove;
Specifically, as shown in fig. 1, 3, 4 and 5, the rotating ring 8 rotates in the hollow groove 9, so as to drive the driving conical toothed ring 15 to rotate, and thus drive the driven conical gears 10 to synchronously rotate, so that all the rotating rods 11 rotate at the same speed, and the moving plate 12 moves in the hollow cavity 3 in a directional manner by the same distance.
A locking screw 16 is arranged above the through groove 7, a screw rod is arranged at the bottom end of the locking screw 16, and a thread groove matched with the screw rod is formed at the top end of the rotating ring 8;
The diameter of the locking screw 16 is larger than the width of the through groove 7, and an anti-slip pad is adhered to the bottom end of the locking screw 16;
Specifically, as shown in fig. 2, the rotary ring 8 can be rotated by applying a force to the locking screw 16, and when the rotary ring 8 is rotated to a proper position, the locking screw 16 is turned so that the screw rod is fed into the screw groove until the bottom end of the locking screw 16 is pressed against the top end of the collar 1, at which time the position of the locking screw 16 is determined by means of friction between the locking screw 16 and the collar 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a be convenient for adjust elasticity axle sleeve for engineering machine tool, includes lantern ring (1), its characterized in that: the inside of lantern ring (1) is provided with axostylus axostyle (2), and recess (4) have been seted up to the outer wall of axostylus axostyle (2), cavity (3) have been seted up to the inside in the lantern ring (1) outside, and the inside bottom of cavity (3) is provided with a plurality of mounting panels (14), the one end of mounting panel (14) all is fixed with dead lever (5), the one end of dead lever (5) all extends to the inside of lantern ring (1), and the one end of dead lever (5) all imbeds ball (6), the one end of ball (6) all extends to the inside of recess (4).
2. The bushing for construction machinery, which is convenient for adjusting tightness, according to claim 1, wherein: the rotary rod (11) is all installed through the pivot to the inside one end of cavity (3), and the outer wall of rotary rod (11) all is provided with movable plate (12), the one end of movable plate (12) all is fixed with two connecting rods (13), and the one end of two connecting rods (13) is connected with the one end of mounting panel (14), hollow groove (9) have been seted up to the inside in the lantern ring (1) outside, and the inner wall rotation of hollow groove (9) installs swivel ring (8), the bottom of swivel ring (8) all extends to the inside of cavity (3) and installs initiative toper ring gear (15), logical groove (7) have been seted up on the top of hollow groove (9), and the top of logical groove (7) extends to the top of lantern ring (1), the one end of swivel rod (11) outer wall all is fixed with driven conical gear (10).
3. The bushing for construction machinery, which is convenient for adjusting tightness, according to claim 2, wherein: the driven conical gears (10) are distributed at equal angles relative to the rotation center of the driving conical toothed ring (15), and the driven conical gears (10) are meshed with the driving conical toothed ring (15).
4. The bushing for construction machinery, which is convenient for adjusting tightness, according to claim 2, wherein: the outer wall of rotary rod (11) is provided with the external screw thread, and the inner wall of movable plate (12) is provided with rather than assorted internal screw thread, the connected mode between movable plate (12) and cavity (3) is sliding connection.
5. The bushing for construction machinery, which is convenient for adjusting tightness, according to claim 2, wherein: the inner wall of the empty groove (9) is provided with an annular guide groove, the outer wall of the rotary ring (8) is provided with an annular guide block, and the rotary ring (8) is in sliding connection with the empty groove (9) through the cooperation between the annular guide block and the annular guide groove.
6. The bushing for construction machinery, which is convenient for adjusting tightness, according to claim 2, wherein: the upper part of the through groove (7) is provided with a locking screw (16), the bottom end of the locking screw (16) is provided with a screw rod, and the top end of the rotating ring (8) is provided with a thread groove matched with the screw rod.
7. The bushing for construction machinery, which is convenient for adjusting tightness, according to claim 6, wherein: the diameter of the locking screw (16) is larger than the width of the through groove (7), and an anti-slip pad is adhered to the bottom end of the locking screw (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321952524.1U CN220850389U (en) | 2023-07-24 | 2023-07-24 | Shaft sleeve for engineering machinery, convenient to adjust tightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321952524.1U CN220850389U (en) | 2023-07-24 | 2023-07-24 | Shaft sleeve for engineering machinery, convenient to adjust tightness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220850389U true CN220850389U (en) | 2024-04-26 |
Family
ID=90772267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321952524.1U Active CN220850389U (en) | 2023-07-24 | 2023-07-24 | Shaft sleeve for engineering machinery, convenient to adjust tightness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220850389U (en) |
-
2023
- 2023-07-24 CN CN202321952524.1U patent/CN220850389U/en active Active
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