CN214838252U - Anti-loosening engineering machinery belt pulley - Google Patents
Anti-loosening engineering machinery belt pulley Download PDFInfo
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- CN214838252U CN214838252U CN202121530865.0U CN202121530865U CN214838252U CN 214838252 U CN214838252 U CN 214838252U CN 202121530865 U CN202121530865 U CN 202121530865U CN 214838252 U CN214838252 U CN 214838252U
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- belt pulley
- loosening
- spoke
- fixing bolt
- axle sleeve
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Abstract
The utility model provides a locking engineering machine tool belt pulley that moves belongs to mechanical technical field. It has solved the easy not hard up problem of cooperation between current engineering machine tool belt pulley and the transmission shaft. This locking engineering machine tool belt pulley that moves, include by the outer lane, the belt pulley body that spoke and axle sleeve are constituteed, outer lane and spoke integrated into one piece, the axle sleeve passes through gas shielded welding and welds in the middle part position department of spoke, the mounting hole that supplies transmission shaft cooperation installation is seted up to axle sleeve center department, the outer lane comprises interconnect's left edge and right edge, it has V type groove to constitute between left edge and the right edge, a screw thread through-hole has been seted up on the perisporium of axle sleeve, threaded through-hole in-connection has fixing bolt, a fixing bolt's bottom fixedly connected with elastic cover, elastic cover is by the outer lane towards middle part hunch-up formation hunch-up portion, the fixed supporting spring that is provided with between hunch-up portion and the fixing bolt bottom. The utility model has the advantages of can prevent that transmission shaft and belt pulley from producing the cooperation not hard up.
Description
Technical Field
The utility model belongs to the technical field of machinery, a belt pulley is related to, in particular to locking engineering machine tool belt pulley that moves.
Background
The belt pulley mainly plays a role in transmitting power, and the belt pulley and the belt are mutually transmitted to form a transmission mechanism and are widely applied to various mechanical equipment. The shaft hole has on traditional engineering machine tool belt pulley for supply the transmission shaft cooperation to stretch into, the transmission shaft drives the belt pulley rotation under drive motor work, however transmission shaft and belt pulley after long-term high rotational speed operation, lead to easily that the cooperation between the two is not hard up, produce dangerous accident easily, the security is low.
Disclosure of Invention
The utility model aims at the above-mentioned problem that exists among the prior art, provide one kind can prevent that transmission shaft and belt pulley from producing the not hard up engineering machine tool belt pulley of new pattern of cooperation.
The purpose of the utility model can be realized by the following technical proposal: an anti-loosening engineering machinery belt pulley is characterized by comprising a belt pulley body consisting of an outer ring, a spoke and a shaft sleeve, the outer ring and the spoke are integrally formed, the shaft sleeve is welded at the middle position of the spoke through gas shielded welding, the center of the shaft sleeve is provided with a mounting hole for the matching installation of the transmission shaft, the outer ring consists of a left edge and a right edge which are mutually connected, a V-shaped groove for mounting the belt is formed between the left edge and the right edge, a threaded through hole is arranged on the peripheral wall of the shaft sleeve, the central axis of the threaded through hole is vertical to the central axis of the mounting hole, a fixing bolt is connected in the threaded through hole, the bottom of the fixing bolt is fixedly connected with an elastic cover, the elastic cover is arched towards the middle part by an outer ring to form an arched part, and a supporting spring is fixedly arranged between the arched part and the bottom of the fixing bolt.
In the anti-loosening engineering machinery belt pulley, the outer ring of the elastic cover is provided with a positioning ring which extends upwards and protrudes radially, and the peripheral wall of the bottom end of the fixing bolt is provided with a positioning groove for positioning and embedding the positioning ring.
In the anti-loosening engineering mechanical belt pulley, the elastic cover is welded with the fixing bolt.
In the anti-loosening engineering machinery belt pulley, the anti-loosening groove is formed in the position, corresponding to the arch part, of the outer peripheral wall of the transmission shaft.
In the anti-loosening engineering machinery belt pulley, the spoke surface is provided with a plurality of radiating fins along the circumferential direction, and the radiating fins are provided with a plurality of radiating holes.
Compared with the prior art, the anti-loosening engineering machinery belt pulley has the advantages that the transmission shaft and the belt pulley can be prevented from being matched and loosened, the self heat dissipation effect of the belt pulley is good, and the service life is long.
Drawings
Fig. 1 is a schematic sectional structure view of the anti-loosening engineering machinery belt pulley.
Fig. 2 is a front view of the anti-loosening engineering machinery belt pulley.
Fig. 3 is a partial structural schematic view of the anti-loosening engineering machinery belt pulley.
In the figure, 1, a spoke; 2. a shaft sleeve; 3. mounting holes; 4. a left edge; 5. a right edge; 6. a V-shaped groove; 7. fixing the bolt; 8. an elastic cover; 9. an arching portion; 10. a support spring; 11. a positioning ring; 12. an anti-loosening groove; 13. a heat sink; 14. heat dissipation holes; 15. a drive shaft.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, 2 and 3, the anti-loosening engineering mechanical belt pulley comprises a belt pulley body consisting of an outer ring, a spoke 1 and a shaft sleeve 2, wherein the outer ring and the spoke 1 are integrally formed, the shaft sleeve 2 is welded at the middle position of the spoke 1 through gas shielded welding, a mounting hole 3 for the matching installation of a transmission shaft 15 is formed in the center of the shaft sleeve 2, the outer ring consists of a left edge 4 and a right edge 5 which are connected with each other, a V-shaped groove 6 for the belt installation is formed between the left edge 4 and the right edge 5, a threaded through hole is formed in the peripheral wall of the shaft sleeve 2, and the central axis of the threaded through hole is vertical to that of the mounting hole 3, the fixing bolt 7 is connected in the threaded through hole, the bottom of the fixing bolt 7 is fixedly connected with an elastic cover 8, the elastic cover 8 is arched from the outer ring to the middle part to form an arched part 9, and a supporting spring 10 is fixedly arranged between the arched part 9 and the bottom of the fixing bolt 7.
In more detail, the outer ring of the elastic cover 8 is provided with a positioning ring 11 which extends upwards and protrudes radially, a positioning groove for positioning and embedding the positioning ring 11 is formed in the peripheral wall of the bottom end of the fixing bolt 7, the elastic cover 8 is welded with the fixing bolt 7, and particularly, the positioning ring 11 is welded in the positioning groove to fix the elastic cover 8 and the fixing bolt 7.
More specifically, the position of the outer peripheral wall of the transmission shaft 15 corresponding to the position of the arch part 9 is provided with an anti-loosening groove 12, as shown in fig. 3, the arch part 9 is composed of a left arch surface a and a right arch surface B, the anti-loosening groove 12 is correspondingly provided with a groove surface C attached to the left arch surface a and a groove surface D attached to the right arch surface B, (the groove surface C attached to the left arch surface a and the groove surface D attached to the right arch surface B are not marked in the figure), after the fixing bolt 7 is screwed, the left arch surface a is attached to the groove surface C under the action of the supporting spring 10, and the right arch surface B is attached to the groove surface D, so that the arch part 9 is installed in the anti-loosening groove 12 to achieve the axial limit of the transmission shaft 15, and the anti-loosening effect is achieved;
when the transmission shaft is in work, under the action of the supporting spring 10, the transmission matching between the transmission shaft 15 and the shaft sleeve 2 is softer, and the noise is reduced.
In further detail, a plurality of radiating fins 13 are arranged on the surface of the spoke 1 along the circumferential direction of the spoke, a plurality of radiating holes 14 are formed in the radiating fins 13, the radiating effect of the engineering machinery belt pulley is improved through the arrangement of the radiating fins 13 and the radiating holes 14, and the service life of the whole belt pulley is prolonged.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (5)
1. The utility model provides an anti-loosening engineering machinery belt pulley, which is characterized in that, includes the belt pulley body of compriseing outer lane, spoke (1) and axle sleeve (2), outer lane and spoke (1) integrated into one piece, axle sleeve (2) weld in the middle part position department of spoke (1) through gas shielded welding, axle sleeve (2) center department set up supply transmission shaft (15) cooperation mounting hole (3) of installation, the outer lane constitute by interconnect's left edge (4) and right edge (5), left edge (4) and right edge (5) between constitute V type groove (6) that supply the belt installation, a screw through-hole has been seted up on the perisporium of axle sleeve (2), and the axis of this screw through-hole and the axis mutually perpendicular of mounting hole (3), screw through-hole in-connection have fixing bolt (7), the bottom fixedly connected with of fixing bolt (7) has an elastic cover (8), the elastic cover (8) is arched from the outer ring to the middle part to form an arched part (9), and a supporting spring (10) is fixedly arranged between the arched part (9) and the bottom of the fixing bolt (7).
2. The anti-loosening engineering machinery belt pulley as claimed in claim 1, wherein the outer ring of the elastic cover (8) is provided with a positioning ring (11) which extends upwards and protrudes radially, and the peripheral wall of the bottom end of the fixing bolt (7) is provided with a positioning groove for positioning and embedding the positioning ring (11).
3. The anti-loosening engineering machinery pulley according to claim 2, wherein the elastic cover (8) is welded with the fixing bolt (7).
4. The anti-loosening engineering machinery belt pulley as claimed in claim 1, wherein the outer peripheral wall of the transmission shaft (15) is provided with an anti-loosening groove (12) at a position corresponding to the arch part (9).
5. The anti-loosening engineering machinery belt pulley according to claim 4, wherein a plurality of cooling fins (13) are arranged on the surface of the spoke (1) along the circumferential direction of the spoke, and a plurality of cooling holes (14) are formed in the cooling fins (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121530865.0U CN214838252U (en) | 2021-07-06 | 2021-07-06 | Anti-loosening engineering machinery belt pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121530865.0U CN214838252U (en) | 2021-07-06 | 2021-07-06 | Anti-loosening engineering machinery belt pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214838252U true CN214838252U (en) | 2021-11-23 |
Family
ID=78813433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121530865.0U Active CN214838252U (en) | 2021-07-06 | 2021-07-06 | Anti-loosening engineering machinery belt pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214838252U (en) |
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2021
- 2021-07-06 CN CN202121530865.0U patent/CN214838252U/en active Active
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