CN113500550A

CN113500550A - Three-ring speed reducer with centering function

Info

Publication number: CN113500550A
Application number: CN202110851127.4A
Authority: CN
Inventors: 马宏雨
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-10-15

Abstract

The invention discloses a three-ring speed reducer with a centering function, which comprises a three-ring speed reducer and a power output shaft, wherein the power output shaft is fixedly connected to the right side of the three-ring speed reducer and is close to the bottom, an umbrella-shaped opening is formed in the top of the power output shaft and is close to the left side, the outer edge of the power output shaft is a polished surface, the right end of the power output shaft is fixedly connected with a transmission rod, and a centering mechanism is arranged in an inner cavity of the power output shaft. And compared with laser alignment, the economic benefit of enterprises is improved.

Description

Three-ring speed reducer with centering function

Technical Field

The invention relates to the technical field of a three-ring speed reducer, in particular to a three-ring speed reducer with a centering function.

Background

The three-ring speed reducer is characterized in that three identical inner ring gear plates drive one outer gear to output, so that the three-ring speed reducer is called as a three-ring speed reducer, and compared with the traditional speed reducer, the three-ring speed reducer has the advantages of strong bearing and overload capacity, large transmission ratio, dense grading, high efficiency, compact structure, small volume, light weight, convenience in assembly, disassembly and maintenance, wide applicability and the like.

The installation of the three-ring reducer is a fine and complicated work, and the general installation sequence is as follows: the equipment is leveled, aligned, cleaned, assembled, adjusted and trial run, and meanwhile, a non-rigid coupling is applied between the three-ring speed reducer and the working machine, and the axis line of the three-ring speed reducer is strictly centered.

However, most of the existing three-ring speed reducers are centered by manually using a ruler, the accuracy of the method is extremely poor, the transmission stability of the three-ring speed reducer and the service life of components are greatly influenced, the accuracy problem is solved by laser centering, the cost of the laser centering is high, the enterprise cost is increased, the method is not suitable for small and medium-sized enterprises, the traditional centering device needs to manually convey the three-ring centering machine to the surface of the device when in use, the whole process is time-consuming and labor-consuming, and the working efficiency is reduced.

Disclosure of Invention

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a tricyclic speed reducer with centering function, includes tricyclic speed reducer and power output shaft, power output shaft fixed connection is close to bottom department on the tricyclic speed reducer right side, power output shaft top is close to left side department and has seted up the umbrella-type opening, the edge outside the power output shaft is the polished surface setting, power output shaft right-hand member fixedly connected with transfer line, the power output shaft inner chamber has centering mechanism.

Preferably, the centering mechanism comprises a movable plate, the movable plate is positioned above the power output shaft, a rectangular opening is formed in the bottom of the movable plate close to the right side, a connecting plate is arranged in the inner cavity of the movable plate close to the top, a connecting plate is fixedly connected to the bottom of the connecting plate close to the right side, a measuring rod is fixedly connected to the center of the bottom of the connecting plate, the bottom end of the measuring rod penetrates through the rectangular opening and is in mutual fit with the top of the power output shaft close to the right side, a vertical rod is fixedly connected to the bottom of the connecting plate close to the left side, first sliding grooves are formed in the left side and the right side of the inner cavity of the movable plate, the two first sliding grooves and the inner cavity of the movable plate are in mutual through arrangement, first transverse rods are fixedly connected to the left side and the right side of the connecting plate, longitudinal sliding blocks are fixedly connected to one end of the two transverse rods far away from the connecting plate, and are movably connected to the inner cavity of the adjacent first sliding grooves, the bottom of the movable plate is provided with a through hole near the left side, the bottom of the vertical rod penetrates through the through hole inner cavity and penetrates through the umbrella-shaped opening, the inner cavity of the vertical rod penetrates through a first rotating shaft near the bottom, the edge of the outer side of the first rotating shaft is connected with a second movable block near the right end and fixedly connected with the second movable block, the edge of the outer side of the first rotating shaft is connected with a spring near the center and positioned between the second movable block and the vertical rod, the top of the second movable block is fixedly connected with a plurality of tooth blocks, the tops of the tooth blocks are jointly meshed with a driving gear, the circle center of the driving gear is provided with a second rotating shaft in a penetrating manner and fixedly connected with the second rotating shaft, the edge of the outer side of the second rotating shaft is connected with a round pipe near the center, the bottom of the round pipe is fixedly connected with a supporting rod, and the bottom of the supporting rod is fixedly connected with the bottom of the inner cavity of the power output shaft near the center, the right end of the second rotating shaft is provided with a circular ring, the right side of the circular ring is fixedly connected with a dial gauge, the inner side wall of the circular ring is fixedly connected with a toothed ring, the edge of the outer side of the second rotating shaft, close to the right end, is sleeved with a driven gear and is fixedly connected with the driven gear, and the driven gear and the toothed ring are arranged in a meshed mode.

Preferably, the bottom of the movable plate is close to two fixed blocks fixedly connected to the left side, the two fixed blocks are hinged to transmission plates, the bottoms of the transmission plates extend to the inner cavity of the umbrella-shaped opening, and the positions of the transmission plates close to the bottom are hinged to the side walls adjacent to the inner cavity of the umbrella-shaped opening.

Preferably, the center of the front side and the rear side of the connecting plate are respectively and fixedly connected with a second transverse rod, two transverse sliding blocks are respectively and fixedly connected with one end of each transverse rod far away from the connecting plate, the positions of the front side and the rear side of the inner cavity of the movable plate, which are close to the right side, are respectively provided with a second sliding groove, and one side, far away from the connecting plate, of each transverse sliding block is movably connected with the inner cavity of the adjacent second sliding groove.

Preferably, the power output shaft inner chamber top is close to the equal fixedly connected with limiting plate of left and right sides department, the power output shaft inner chamber is close to right side department and has first movable block, the fixedly connected with connecting rod of first movable block left side center department, the connecting rod outside edge is close to right-hand member department and has cup jointed the fixed plate, the equal fixed connection in power output shaft inner chamber top and bottom department in both sides about the fixed plate, the fixed plate right side is close to the equal fixedly connected with spring of upper and lower both sides department, two the equal fixed connection in first movable block left side department of spring right-hand member.

Preferably, a groove is formed in the position, close to the left side, of the top of the power output shaft, a telescopic plate is movably connected to the left side of the inner cavity of the groove, a limiting rod is fixedly connected to the position, close to the top, of the right side of the telescopic plate, and a blind hole matched with the limiting rod is formed in the position, close to the top, of the right side of the inner cavity of the umbrella-shaped opening.

Preferably, a slot is formed in the front side of the power output shaft, which is close to the center, a glass block is fixedly connected to the inner side wall of the slot, an indicating needle is arranged in the front side of the power output shaft, which is close to the center, and the indicating needle is positioned in the right side of the glass block, which is close to the center.

Compared with the prior art, the invention has the beneficial effects that:

according to the centering device, the mechanisms such as the scale, the circular ring, the gear ring, the second movable block, the first rotating shaft, the second rotating shaft, the driving gear, the driven gear, the spiral spring, the vertical rod, the connecting plate and the measuring rod are matched with one another, centering can be achieved without an additional centering device, the working efficiency of workers is improved, the centering accuracy is greatly improved compared with that of a traditional ruler, and the economic benefit of an enterprise is improved compared with that of laser centering.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a right side view of the power take-off shaft of the component of the present invention;

FIG. 4 is a left side view of the component ring gear of the present invention;

FIG. 5 is a left side view of a second movable block of the components of the present invention;

FIG. 6 is an enlarged view of FIG. 2 at A;

FIG. 7 is an enlarged view of FIG. 2 at B;

fig. 8 is an enlarged view of fig. 2 at C.

Reference numbers in the figures: 1. a power take-off shaft; 2. a circular ring; 3. a dial gauge; 4. a connecting rod; 5. a fixing plate; 6. a spring; 7. a transmission rod; 8. a first movable block; 9. a three-ring speed reducer; 10. a vertical rod; 11. a measuring rod; 12. a fixed block; 13. a drive plate; 14. a limiting plate; 15. a retractable plate; 16. a movable plate; 17. a transverse slide block; 18. a connecting plate; 19. a longitudinal slide block; 20. a clockwork spring; 21. connecting plates; 22. a drive gear; 23. a second movable block; 24. a driven gear; 25. a toothed ring; 26. a circular tube; 27. a support rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a three-ring speed reducer with centering function, includes three-ring speed reducer 9 and power output shaft 1, and power output shaft 1 fixed connection is close to bottom department on three-ring speed reducer 9 right side, and power output shaft 1 top is close to left side department and has seted up the umbrella-type opening, and the edge outside power output shaft 1 edge sets up for polishing face, and power output shaft 1 right-hand member fixedly connected with

transfer line

7, 1 inner chamber of power output shaft have centering mechanism.

The centering mechanism comprises a movable plate 16, the movable plate 16 is positioned above a power output shaft 1, a rectangular opening is formed in the bottom of the movable plate 16 close to the right side, limiting plates 14 are fixedly connected to the top of an inner cavity of the power output shaft 1 close to the left side, two fixed blocks 12 are fixedly connected to the bottom of the movable plate 16 close to the left side, two fixed blocks 12 are hinged to transmission plates 13, the bottoms of the two transmission plates 13 extend to the inner cavity of the umbrella-shaped opening, the positions of the two transmission plates 13 close to the bottom are hinged to the adjacent side walls of the inner cavity of the umbrella-shaped opening, a connecting plate 21 is arranged in the inner cavity of the movable plate 16 close to the top, a connecting plate 18 is fixedly connected to the bottom of the connecting plate 21 close to the right side, second cross rods are fixedly connected to the centers of the front side and the rear side of the connecting plate 18, one ends of the two second cross rods, far away from the connecting plate 18, transverse sliding blocks 17 are fixedly connected to the ends of the front side and the rear side of the inner cavity of the movable plate 16, second sliding grooves are formed in the positions close to the right side, one side of each of the two transverse sliding blocks 17, which is far away from the connecting plate 18, is movably connected with an adjacent second sliding groove inner cavity, the bottom end of the connecting plate 18 is fixedly connected with a measuring rod 11 at the center of the bottom, the bottom end of the measuring rod 11 penetrates through the rectangular opening and is arranged close to the right end of the top of the power output shaft 1 in a mutually attached manner, the bottom end of the connecting plate 21, which is close to the left side, is fixedly connected with a vertical rod 10, the left side and the right side of the inner cavity of the movable plate 16 are respectively provided with a first sliding groove, the two first sliding grooves and the inner cavity of the movable plate 16 are mutually communicated, the left side and the right side of the connecting plate 21 are respectively fixedly connected with a first transverse rod, one end of each of the two first transverse rods, which is far away from the connecting plate 21, is respectively and is movably connected with the adjacent first sliding groove inner cavities, the bottom end of the movable plate 16 is provided with a through hole, the bottom end of the vertical rod 10 penetrates through the through hole inner cavity and penetrates through the umbrella-shaped opening, a first rotating shaft penetrates through the inner cavity of the vertical rod 10 close to the bottom end, a second movable block 23 is sleeved on the outer edge of the first rotating shaft close to the right end and is fixedly connected with the first rotating shaft, a clockwork spring 20 is sleeved on the outer edge of the first rotating shaft close to the center and is positioned between the second movable block 23 and the vertical rod 10, a plurality of tooth blocks are fixedly connected with the top of the second movable block 23, a driving gear 22 is meshed with the tops of the tooth blocks together, a second rotating shaft is arranged at the center of the driving gear 22 in a penetrating manner and is fixedly connected with the second rotating shaft, a round pipe 26 is sleeved on the outer edge of the second rotating shaft close to the center, a supporting rod 27 is fixedly connected with the bottom end of the supporting rod 27 and is fixedly connected with the bottom of the inner cavity of the power output shaft 1 close to the center, a round ring 2 is arranged at the right end of the second rotating shaft, a dial 3 is fixedly connected with the right side of the round ring 2, a gear 25 is fixedly connected with the inner side wall of the round ring 2, and a driven gear 24 is sleeved on the outer edge of the second rotating shaft close to the right end, and is fixedly connected with the driven gear 24 and the gear ring 25 which are arranged in a mutual meshing way.

A first movable block 8 is arranged in the position, close to the right side, of an inner cavity of a power output shaft 1, a connecting rod 4 is fixedly connected to the center of the left side of the first movable block 8, a fixed plate 5 is sleeved at the position, close to the right end, of the outer edge of the connecting rod 4, the upper side and the lower side of the fixed plate 5 are fixedly connected to the top and the bottom of the inner cavity of the power output shaft 1, springs 6 are fixedly connected to the positions, close to the upper side and the lower side, of the right side of the fixed plate 5, the right ends of the two springs 6 are fixedly connected to the left side of the first movable block 8, a groove is formed in the position, close to the left side, of the top of the power output shaft 1, a telescopic plate 15 is movably connected to the left side of the inner cavity of the groove, a limiting rod is fixedly connected to the position, close to the top, on the right side of the telescopic plate 15, blind holes matched with the limiting rod are formed in the position, a notch is formed in the position, close to the center, a groove inner side wall is fixedly connected with a glass block, an indicating needle is arranged in the position, close to the front side of the power output shaft 1, and the indicating needle is positioned at the right side of the glass block close to the center.

The working principle is as follows: firstly, a user splices the power output shaft 1 and the transmission rod 7, manually pushes the expansion plate 15 to open an umbrella-shaped opening, then takes the movable plate 16 out, brings the measuring rod 11 into contact with the tops of the power output shaft 1 and the transmission rod 7, and can limit the moving track of the connecting plate 18 through the mutual matching of the transverse sliding block 17 and the second sliding groove, the power output shaft 1 and the transmission rod 7 are spliced, the transmission rod 7 can push the first movable block 8 to the left side, the first movable block 8 can drive the dial gauge 3 to move to the rear side of the glass block through the connecting rod 4, the purpose of restoring the first movable block 8 can be realized through the two springs 6, when the centering between the power output shaft 1 and the transmission rod 7 is not accurate, the measuring rod 11 can jump, the measuring rod 11 can drive the vertical rod 10 to move through the connecting plate 21, when the vertical rod 10 moves, the second movable block 23 can be driven through the first rotating shaft, second movable block 23 can drive second movable block 23 through clockwork spring 20 when removing and carry out slight upset, second movable block 23 then the angle of upset is big when the difference in height is big between power output shaft 1 and transfer line 7, second movable block 23 upset can drive gear 22 through the tooth piece at top and rotate, drive gear 22 is rotatory can drive driven gear 24 through the second pivot and rotate, driven gear 24 is rotatory can drive graduation apparatus 3 through ring gear 25 and rotate, when graduation apparatus 3 rotates, user's accessible glass piece is observed graduation apparatus 3 and is adjusted the accuracy in the centering according to the pointer.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tricyclic speed reducer with centering function, includes tricyclic speed reducer (9) and power output shaft (1), its characterized in that: the power output shaft (1) is fixedly connected to the right side of the three-ring speed reducer (9) and close to the bottom, an umbrella-shaped opening is formed in the top of the power output shaft (1) and close to the left side of the power output shaft, the outer edge of the power output shaft (1) is a polished surface, a transmission rod (7) is fixedly connected to the right end of the power output shaft (1), and a centering mechanism is arranged in the inner cavity of the power output shaft (1).

2. The three-ring speed reducer with the centering function according to claim 1, characterized in that: the centering mechanism comprises a movable plate (16), the movable plate (16) is located above the power output shaft (1), a rectangular opening is formed in the position, close to the right side, of the bottom of the movable plate (16), a connecting plate (21) is arranged in the position, close to the top, of the inner cavity of the movable plate (16), a connecting plate (18) is fixedly connected to the position, close to the right side, of the bottom of the connecting plate (21), a measuring rod (11) is fixedly connected to the center of the bottom of the connecting plate (18), the bottom end of the measuring rod (11) penetrates through the rectangular opening and is in mutual fit arrangement with the position, close to the right side, of the top of the power output shaft (1), a vertical rod (10) is fixedly connected to the position, close to the left side, of the bottom of the connecting plate (21), first sliding grooves are formed in the left side and the right side of the inner cavity of the movable plate (16), and are in mutual through arrangement with the inner cavity of the first sliding grooves and are fixedly connected with first cross rods on the left side and right side of the movable plate (21), and one end of each of the two first cross rods far away from the connecting plate (21) is fixedly connected with a longitudinal sliding block (19), one side of each of the two longitudinal sliding blocks (19) far away from the connecting plate (21) is movably connected with an adjacent first sliding chute inner cavity, the bottom of the movable plate (16) is close to the left side and is provided with a through hole, the bottom of the vertical rod (10) penetrates through the through hole inner cavity and penetrates through an umbrella-shaped opening, the inner cavity of the vertical rod (10) is close to the bottom and is provided with a first rotating shaft in a penetrating manner, the outer edge of the first rotating shaft is close to the right end and is sleeved with a second movable block (23) and fixedly connected with the second movable block, the outer edge of the first rotating shaft is close to the center and is sleeved with a clockwork spring (20), the clockwork spring (20) is positioned between the second movable block (23) and the vertical rod (10), the top of the second movable block (23) is fixedly connected with a plurality of tooth blocks, and the tops of the tooth blocks are meshed with a driving gear (22), drive gear (22) centre of a circle department runs through and is equipped with the second pivot to rather than fixed connection, second pivot outside edge is close to center department and has cup jointed pipe (26), pipe (26) bottom fixedly connected with bracing piece (27), bracing piece (27) bottom fixed connection is close to center department in power output shaft (1) inner chamber bottom, second pivot right-hand member has ring (2), ring (2) right side fixedly connected with graduation apparatus (3), ring (2) inside wall fixedly connected with ring gear (25), second pivot outside edge is close to right-hand member department and has cup jointed driven gear (24) to rather than fixed connection, driven gear (24) set up for intermeshing with ring gear (25).

3. The three-ring speed reducer with the centering function according to claim 2, characterized in that: fly leaf (16) bottom is close to two fixed blocks of left side department fixedly connected with (12), two fixed block (12) all articulate there are driving plate (13), two driving plate (13) bottom all extends to umbrella-shaped open-ended inner chamber, two driving plate (13) are close to bottom department and all articulate on the adjacent lateral wall of umbrella-shaped open-ended inner chamber.

4. The three-ring speed reducer with the centering function according to claim 2, characterized in that: equal fixedly connected with second horizontal pole in both sides center department around connecting plate (18), two the equal fixedly connected with horizontal slider (17) of one end that connecting plate (18) were kept away from to the second horizontal pole, both sides are close to right side department around fly leaf (16) inner chamber and have all seted up the second spout, two one side that connecting plate (18) were kept away from to horizontal slider (17) all with adjacent second spout inner chamber swing joint.

5. The three-ring speed reducer with the centering function according to claim 1, characterized in that: power output shaft (1) inner chamber top is close to the equal fixedly connected with limiting plate (14) of left and right sides department, power output shaft (1) inner chamber is close to right side department and has first movable block (8), fixedly connected with connecting rod (4) are located at first movable block (8) left side center, fixed plate (5) have been cup jointed to connecting rod (4) outside edge near right side department, the equal fixed connection in power output shaft (1) inner chamber top and bottom department in both sides about fixed plate (5), fixed plate (5) right side is close to the equal fixedly connected with spring (6) of upper and lower both sides department, two the equal fixed connection in first movable block (8) left side department of spring (6) right-hand member.

6. The three-ring speed reducer with the centering function according to claim 1, characterized in that: the power output shaft (1) top is close to left side department and is seted up flutedly, recess inner chamber left side swing joint has expansion plate (15), just expansion plate (15) right side is close to top fixedly connected with gag lever post, umbrella-shaped opening inner chamber right side is close to top department and sets up the blind hole that matches each other with the gag lever post.

7. The three-ring speed reducer with the centering function according to claim 1, characterized in that: the front side of the power output shaft (1) is provided with a slot close to the center, the inner side wall of the slot is fixedly connected with a glass block, the front side of the power output shaft (1) is provided with an indicating needle close to the center, and the indicating needle is positioned at the right side of the glass block close to the center.