CN215257734U - Speed reducer for strengthening axial bearing capacity - Google Patents
Speed reducer for strengthening axial bearing capacity Download PDFInfo
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- CN215257734U CN215257734U CN202121109384.2U CN202121109384U CN215257734U CN 215257734 U CN215257734 U CN 215257734U CN 202121109384 U CN202121109384 U CN 202121109384U CN 215257734 U CN215257734 U CN 215257734U
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- fixedly connected
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Abstract
The utility model discloses a reinforce axial bearing capacity's speed reducer in speed reducer field, including the tooth case, the inside swing joint of tooth case has the output shaft, the right side swing joint of tooth case has back lid, the inside swing joint of tooth case has hexagonal screw, the right-hand member and the back lid threaded connection of hexagonal screw, the right-hand member of output shaft extends to the inside of tooth case and swing joint has needle bearing, needle bearing's the inside fixed connection of surface and back lid, the surface swing joint of output shaft has the axle sleeve, the equal swing joint in both sides on output shaft surface has single-row tapered roller bearing, the inside swing joint of single-row tapered roller bearing's surface and tooth case, the surface fixed connection of output shaft has the D gear, the inside of output shaft is provided with first single round key, the surface of first single round key and the inside fixed connection of D gear. The utility model discloses the axial bearing capacity who makes the speed reducer is good, reduces the damage of speed reducer to reduce cost improves the availability factor, is favorable to people's use.
Description
Technical Field
The utility model relates to a speed reducer field specifically is a reinforce axial bearing capacity's speed reducer.
Background
The speed reducer is an independent component consisting of gear transmission, worm transmission and gear-worm transmission which are enclosed in a rigid shell, is commonly used as a speed reduction transmission device between a prime mover and a working machine, plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or an actuating mechanism, and is widely applied to modern machinery.
The output shaft of present speed reducer is fixed in the box of speed reducer by two bearings of installing in both ends, as the rotator, outputs radial force moment of torsion, when this speed reducer is used for some mechanical equipment that can produce axial force, if: rotatory tool magazine, when the cutter during operation, the reverse thrust that the cutter received transmits the output shaft for the speed reducer through fixed structure, makes the output shaft receive the axial force to damage and install in the epaxial bearing of output, further damage speed reducer and equipment, cause economic loss, be unfavorable for people's use, consequently, technical personnel in the field provide a speed reducer of strengthening axial bearing capacity, in order to solve the problem that proposes among the above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an strengthen speed reducer of axial bearing capacity to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a speed reducer for strengthening axial bearing capacity comprises a gear box, wherein the inside of the gear box is movably connected with a force output shaft, the right side of the gear box is movably connected with a rear cover, the inside of the gear box is movably connected with a hexagonal screw, the right end of the hexagonal screw is in threaded connection with the rear cover, the right end of the force output shaft extends to the inside of the gear box and is movably connected with a needle bearing, the surface of the needle bearing is fixedly connected with the inside of the rear cover, the surface of the force output shaft is movably connected with a shaft sleeve, the two sides of the surface of the force output shaft are movably connected with a single-row tapered roller bearing, the surface of the single-row tapered roller bearing is movably connected with the inside of the gear box, the surface of the force output shaft is fixedly connected with a D gear, the inside of the force output shaft is provided with a first single round key, the surface of the first single round key is fixedly connected with the inside of the D gear, and the inside of the rear cover is fixedly connected with a first ball bearing, the inside swing joint of first ball bearing has the transmission shaft, the right-hand member of transmission shaft extends to the outside of back lid, the fixed surface of transmission shaft is connected with the A gear, the bottom meshing of D gear has the C gear, the inside fixedly connected with axis of rotation of C gear, the fixed surface of axis of rotation is connected with the F gear, the bottom meshing of F gear has the E gear, the inside fixedly connected with connecting axle of E gear, the fixed surface of connecting axle is connected with the B gear, the inside of connecting axle is provided with the single round key of second, the surface of the single round key of second and the inside fixed connection of B gear.
As a further aspect of the present invention: the surface of the output shaft is movably connected with a nut, and the right side of the nut is movably connected with the left side of the gear box.
As a further aspect of the present invention: the surface of the shaft sleeve is movably connected with an output oil seal, and the surface of the output oil seal is positioned in the gear box.
As a further aspect of the present invention: the inside swing joint of axle sleeve has O type ring, the inside and the surperficial swing joint of output shaft of O type ring.
As a further aspect of the present invention: the surface of the transmission shaft is movably connected with a force-entering oil seal, and the surface of the force-entering oil seal is movably connected with the inside of the rear cover.
As a further aspect of the present invention: and the two ends of the rotating shaft are movably connected with second ball bearings, and the surfaces of the second ball bearings are fixedly connected with the gear box and the inner part of the rear cover respectively.
As a further aspect of the present invention: and both sides of the connecting shaft are movably connected with third ball bearings, and the surfaces of the third ball bearings are fixedly connected with the gear box and the inner part of the rear cover respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses, utilize first ball bearing, transmission shaft and a gear form a gear train, it rotates to drive the connecting axle, the connecting axle drives E gear revolve, the E gear drives F gear revolve, the F gear drives C gear revolve, the C gear drives D gear revolve, the D gear drives output shaft and single-row tapered roller bearing and rotates simultaneously, can protect the output shaft, the axial bearing capacity who makes the speed reducer is good, reduce the damage of speed reducer, thereby reduce cost, and the service efficiency is improved, and the use that is favorable to people.
2. The utility model discloses, utilize swivel nut, fix the output shaft, overlap the output oil blanket on the surface of axle sleeve to increase the leakproofness, with O type ring cover on the surface of output shaft increase with the leakproofness of axle sleeve, will go into the surface of power oil blanket cover at the transmission shaft, thereby increase the leakproofness, when the axis of rotation rotates, the second ball bearing supports the axis of rotation, when the connecting axle rotates, the third ball bearing supports the connecting axle.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a gear box; 2. a force output shaft; 3. a rear cover; 4. a hexagonal screw; 5. a needle bearing; 6. a shaft sleeve; 7. a single row tapered roller bearing; 8. a D gear; 9. a first single circular key; 10. a first ball bearing; 11. a drive shaft; 12. a gear; 13. c gear; 14. a rotating shaft; 15. f gear; 16. e gear; 17. a connecting shaft; 18. b, a gear; 19. a second single circular key; 20. a nut; 21. force-applying oil seal; 22. an O-ring; 23. force input oil seal; 24. a second ball bearing; 25. and a third ball bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the present invention, a speed reducer with enhanced axial bearing capacity includes a gear box 1, an output shaft 2 is movably connected inside the gear box 1, a rear cover 3 is movably connected to the right side of the gear box 1, a hexagonal screw 4 is movably connected inside the gear box 1, the right end of the hexagonal screw 4 is in threaded connection with the rear cover 3, the right end of the output shaft 2 extends into the gear box 1 and is movably connected with a needle bearing 5, the surface of the needle bearing 5 is fixedly connected with the inside of the rear cover 3, a shaft sleeve 6 is movably connected to the surface of the output shaft 2, a single-row tapered roller bearing 7 is movably connected to both sides of the surface of the output shaft 2, the surface of the single-row tapered roller bearing 7 is movably connected with the inside of the gear box 1, a D gear 8 is fixedly connected to the surface of the output shaft 2, a first single round key 9 is arranged inside the output shaft 2, the surface of the first single round key 9 is fixedly connected with the inside of the D gear 8, the inside fixedly connected with of back lid 3 first ball bearing 10, the inside swing joint of first ball bearing 10 has transmission shaft 11, the right-hand member of transmission shaft 11 extends to the outside of back lid 3, the fixed surface of transmission shaft 11 is connected with A gear 12, the bottom meshing of D gear 8 has C gear 13, the inside fixedly connected with axis of rotation 14 of C gear 13, the fixed surface of axis of rotation 14 is connected with F gear 15, the bottom meshing of F gear 15 has E gear 16, the inside fixedly connected with connecting axle 17 of E gear 16, the fixed surface of connecting axle 17 is connected with B gear 18, the inside of connecting axle 17 is provided with single round key 19 of second, the surface of single round key 19 of second and the inside fixed connection of B gear 18.
Utilize first ball bearing 10, transmission shaft 11 and A gear 12 form a gear train, it rotates to drive connecting axle 17, connecting axle 17 drives E gear 16 and rotates, E gear 16 drives F gear 15 and rotates, F gear 15 drives C gear 13 and rotates, C gear 13 drives D gear 8 and rotates, D gear 8 drives output shaft 2 and single-row tapered roller bearing 7 and rotates simultaneously, can protect output shaft 2, make the axial bearing capacity of speed reducer good, reduce the damage of speed reducer, thereby reduce cost, improve the availability factor, be favorable to people's use.
In the present embodiment, a nut 20 is movably connected to the surface of the output shaft 2, and the right side of the nut 20 is movably connected to the left side of the gear box 1.
The output shaft 2 is fixed by rotating the nut 20.
In this embodiment, a force oil seal 21 is movably attached to the surface of the sleeve 6, and the surface of the force oil seal 21 is located inside the gear box 1.
The output oil seal 21 is sleeved on the surface of the shaft sleeve 6, so that the sealing performance is improved.
In the present embodiment, the inside of the sleeve 6 is movably connected with an O-ring 22, and the inside of the O-ring 22 is movably connected with the surface of the output shaft 2.
The O-ring 22 is sleeved on the surface of the output shaft 2 to increase the sealing performance with the shaft sleeve 6.
In this embodiment, the surface of the transmission shaft 11 is movably connected with the input oil seal 23, and the surface of the input oil seal 23 is movably connected with the inside of the rear cover 3.
The power oil seal 23 is sleeved on the surface of the transmission shaft 11, so that the sealing performance is improved.
In this embodiment, the second ball bearings 24 are movably connected to both ends of the rotating shaft 14, and the surfaces of the second ball bearings 24 are fixedly connected to the inside of the gear box 1 and the rear cover 3, respectively.
The second ball bearing 24 supports the rotating shaft 14 when the rotating shaft 14 rotates.
In this embodiment, both sides of the connecting shaft 17 are movably connected with third ball bearings 25, and the surfaces of the third ball bearings 25 are fixedly connected with the inside of the gear box 1 and the rear cover 3 respectively.
When the connecting shaft 17 rotates, the third ball bearing 25 supports the connecting shaft 17.
The utility model discloses a theory of operation is: the power is input to the gear A12 to rotate, the gear B18 and the gear E16 are linked to rotate, the gear E16 drives the gear F15 and the gear C13 to rotate, the gear C13 drives the gear D8 to rotate, the gear D8 drives the output shaft 2 to rotate through the first single round key 9, and when the axial force is transmitted from the output shaft 2, the axial force is borne by the single-row tapered roller bearing 7, so that the service life of the speed reducer is prolonged.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a reinforce axial bearing capacity's speed reducer, includes gear box (1), its characterized in that: the inner swing joint of the gear box (1) is provided with a thrust shaft (2), the right side swing joint of the gear box (1) is provided with a rear cover (3), the inner swing joint of the gear box (1) is provided with a hexagonal screw (4), the right end of the hexagonal screw (4) is in threaded connection with the rear cover (3), the right end of the thrust shaft (2) extends to the inner part of the gear box (1) and is movably connected with a needle bearing (5), the surface of the needle bearing (5) is fixedly connected with the inner part of the rear cover (3), the surface swing joint of the thrust shaft (2) is provided with a shaft sleeve (6), the two sides of the surface of the thrust shaft (2) are both movably connected with single-row tapered roller bearings (7), the surface of the single-row tapered roller bearings (7) is movably connected with the inner part of the gear box (1), the surface of the thrust shaft (2) is fixedly connected with a D gear (8), the power output shaft is characterized in that a first single round key (9) is arranged inside the power output shaft (2), the surface of the first single round key (9) is fixedly connected with the inside of a D gear (8), a first ball bearing (10) is fixedly connected with the inside of a rear cover (3), a transmission shaft (11) is movably connected with the inside of the first ball bearing (10), the right end of the transmission shaft (11) extends to the outside of the rear cover (3), a gear A (12) is fixedly connected with the surface of the transmission shaft (11), a gear C (13) is meshed with the bottom of the D gear (8), a rotating shaft (14) is fixedly connected with the inside of the gear C (13), a gear F (15) is fixedly connected with the surface of the rotating shaft (14), a gear E (16) is meshed with the bottom of the gear F (15), and a connecting shaft (17) is fixedly connected with the inside of the gear E (16), the surface of the connecting shaft (17) is fixedly connected with a gear B (18), a second single round key (19) is arranged inside the connecting shaft (17), and the surface of the second single round key (19) is fixedly connected with the inside of the gear B (18).
2. The reducer for reinforcing axial bearing capacity according to claim 1, wherein: the surface of the output shaft (2) is movably connected with a nut (20), and the right side of the nut (20) is movably connected with the left side of the gear box (1).
3. The reducer for reinforcing axial bearing capacity according to claim 1, wherein: the surface of the shaft sleeve (6) is movably connected with a force output oil seal (21), and the surface of the force output oil seal (21) is positioned in the gear box (1).
4. The reducer for reinforcing axial bearing capacity according to claim 1, wherein: the inner part of the shaft sleeve (6) is movably connected with an O-shaped ring (22), and the inner part of the O-shaped ring (22) is movably connected with the surface of the output shaft (2).
5. The reducer for reinforcing axial bearing capacity according to claim 1, wherein: the surface of the transmission shaft (11) is movably connected with a force-entering oil seal (23), and the surface of the force-entering oil seal (23) is movably connected with the inside of the rear cover (3).
6. The reducer for reinforcing axial bearing capacity according to claim 1, wherein: both ends of the rotating shaft (14) are movably connected with second ball bearings (24), and the surfaces of the second ball bearings (24) are fixedly connected with the inner parts of the gear box (1) and the rear cover (3) respectively.
7. The reducer for reinforcing axial bearing capacity according to claim 1, wherein: the two sides of the connecting shaft (17) are movably connected with third ball bearings (25), and the surfaces of the third ball bearings (25) are fixedly connected with the inner parts of the gear box (1) and the rear cover (3) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121109384.2U CN215257734U (en) | 2021-05-21 | 2021-05-21 | Speed reducer for strengthening axial bearing capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121109384.2U CN215257734U (en) | 2021-05-21 | 2021-05-21 | Speed reducer for strengthening axial bearing capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215257734U true CN215257734U (en) | 2021-12-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121109384.2U Active CN215257734U (en) | 2021-05-21 | 2021-05-21 | Speed reducer for strengthening axial bearing capacity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215257734U (en) |
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2021
- 2021-05-21 CN CN202121109384.2U patent/CN215257734U/en active Active
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