CN214945863U

CN214945863U - Planet steel ball speed reducer output locking device

Info

Publication number: CN214945863U
Application number: CN202121660666.1U
Authority: CN
Inventors: 孙海东; 周忠良; 陈频云
Original assignee: Senlimao Wuxi Intelligent Technology Co ltd
Current assignee: Senlimao Wuxi Intelligent Technology Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-11-30
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses a planet steel ball reducer output end locking device, which comprises a base, wherein a reducer is fixedly arranged at the top end of the base, an output shaft is fixedly arranged at one end of the reducer, a supporting plate is fixedly arranged at the top end of the base, four threaded rods are arranged on the supporting plate, two locking blocks are movably arranged on the four threaded rods, two limiting components are fixedly arranged on each locking block, each limiting component is clamped and connected with the threaded rod which is arranged in a matched way, and a connecting shaft is rotatably arranged on the two locking blocks together. The risk that the output shaft is disconnected from the connecting shaft is reduced, and the running stability of the speed reducer is greatly improved.

Description

Planet steel ball speed reducer output locking device

Technical Field

The utility model relates to a locking device, in particular to planet steel ball reduction gear output locking device belongs to planet steel ball reduction gear technical field.

Background

The reducer plays a role in matching rotating speed and transmitting torque between a prime motor and a working machine or an actuating mechanism, is widely applied to modern machinery, particularly a planetary steel ball reducer, adopts a full-tooth meshing scheme of combined transmission of a cycloid groove and a steel ball, concentrates 'needles' of the cycloid pin gear reducer into steel balls, can perfectly move through the matching between a smooth curve groove and a high-precision steel ball, and the steel balls move in the curve groove in a pure rolling mode instead of a shearing-resistant or friction mode, so that the service life is greatly prolonged.

Traditional reduction gear is in the use of reality, and the output and the external connection axle butt joint end of most adoption locking screw to the reduction gear lock, because the reduction gear can produce vibrations when moving, easily leads to locking screw to appear not hard up, need regularly consolidate locking screw, increased reduction gear output and external connection axle and break away from the risk of being connected, greatly reduced reduction gear moving stability, to this, need design a planet steel ball reduction gear output locking device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a planet steel ball reduction gear output locking device 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 planet steel ball speed reducer output end locking device comprises a base, wherein a speed reducer is fixedly installed at the top end of the base, an output shaft is fixedly installed at one end of the speed reducer, a supporting plate is fixedly installed at the top end of the base, four threaded rods are fixedly installed on the supporting plate, two locking blocks are movably installed on the four threaded rods, two limiting assemblies are fixedly installed on each locking block, each limiting assembly is clamped and connected with the threaded rod which is arranged in a matched mode, one end, far away from the speed reducer, of the output shaft is inserted into the two locking blocks and is connected with the two locking blocks in a rotating mode, one end, far away from the speed reducer, of the output shaft penetrates through the supporting plate and is connected with the supporting plate in a rotating mode, a connecting shaft is installed on the two locking blocks in a rotating mode, the connecting shaft is connected with the output shaft in a clamping mode, and limiting rings are fixedly installed at the ends, close to each other, of the output shaft and the connecting shaft, every all excavate on the latch segment has half arc opening, every half arc opening inner wall is all excavated half arc spacing groove, two the spacing ring all imbeds half arc spacing inslot and rotates rather than being connected, the one end fixed mounting that the output shaft is close to the connecting axle has the fixture block, the one end excavation that the connecting axle is close to the output shaft has the draw-in groove, the fixture block inserts in the draw-in groove and is connected rather than the block.

Preferably, every all cut two circular perforation on the latch segment, every the threaded rod is kept away from the one end of reduction gear and is all passed the circular perforation that the phase-match set up and rather than swing joint.

Preferably, every equal fixed mounting has a spacing collar on the threaded rod, every equal threaded mounting has a stop nut on the threaded rod, every the latch segment all is located the position between the spacing collar that the phase-match set up and the stop nut.

Preferably, a plurality of hemispheroids are fixedly mounted on a limiting ring arranged at the end part of the output shaft, a plurality of butt joint grooves are drilled on the limiting ring arranged at the end part of the connecting shaft, and each hemispheroid is embedded into the butt joint groove which is arranged in a matched manner and is movably connected with the butt joint groove.

Preferably, every spacing subassembly all includes the connecting plate, every the equal fixed mounting of connecting plate is on the latch segment that the phase-match set up, every equal fixed mounting has the baffle on the connecting plate.

Preferably, every the baffle all is located one side of the stop nut that the phase-match set up, every all dig the socket on the baffle, every the socket all is connected with the threaded rod block that the phase-match set up.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a planet steel ball reduction gear output locking device has the characteristics that improve reduction gear operating stability, in specific use, compares with traditional planet steel ball reduction gear comparatively speaking: this locking device not only can lock the location to the butt joint end of output shaft and connecting axle to be provided with spacing subassembly, can carry on spacingly to stop nut, it is not hard up to reduce the reduction gear vibrations and lead to stop nut, need not the periodic processing that resets to stop nut, has also reduced the risk that output shaft and connecting axle break away from the connection, has improved reduction gear moving stability greatly.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection between the output shaft and the connecting shaft of the present invention;

FIG. 3 is a schematic view of the locking block structure of the present invention;

fig. 4 is a schematic view of the threaded rod structure of the present invention;

fig. 5 is a schematic structural view of the limiting assembly of the present invention.

In the figure: 1. a base; 2. a locking block; 21. a semi-arc opening; 22. a semi-arc shaped limit groove; 23. circular perforation; 3. a connecting shaft; 31. a card slot; 32. a butt joint groove; 38. a limiting ring; 4. a limiting component; 41. a connecting plate; 42. a baffle plate; 43. a socket; 5. a threaded rod; 51. a limit nut; 52. a limiting ring; 6. a support plate; 7. a speed reducer; 8. an output shaft; 81. a clamping block; 82. a hemisphere.

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. 1-5, the present invention provides a technical solution: a locking device for the output end of a planet steel ball speed reducer comprises a base 1, wherein a speed reducer 7 is fixedly installed at the top end of the base 1, an output shaft 8 is fixedly installed at one end of the speed reducer 7, a supporting plate 6 is fixedly installed at the top end of the base 1, four threaded rods 5 are fixedly installed on the supporting plate 6, two locking blocks 2 are movably installed on the four threaded rods 5, two limiting assemblies 4 are fixedly installed on each locking block 2, each limiting assembly 4 is connected with the threaded rod 5 which is arranged in a matched clamping mode in a clamping mode, one end, far away from the speed reducer 7, of the output shaft 8 is inserted into the two locking blocks 2 and is connected with the two locking blocks in a rotating mode, one end, far away from the speed reducer 7, of the output shaft 8 penetrates through the supporting plate 6 and is connected with the two locking blocks 2 in a rotating mode, a connecting shaft 3 is installed on the two locking blocks 2 in a rotating mode, the connecting shaft 3 is connected with the output shaft 8 in a clamping mode, and limiting rings 38 are fixedly installed at the ends, close to the output shaft 8 and the connecting shaft 3, all chisel on every latch segment 2 and have half arc opening 21, every half arc opening 21 inner wall has all chisel half arc spacing groove 22, two spacing rings 38 all imbed half arc spacing groove 22 in and rather than rotating the connection, the one end fixed mounting that output shaft 8 is close to connecting axle 3 has fixture block 81, connecting axle 3 is close to the one end of output shaft 8 and has chiseled draw-in groove 31, fixture block 81 inserts in the draw-in groove 31 and is connected rather than the block, this locking device not only can lock the location to the butt joint end of output shaft 8 and connecting axle 3, and be provided with spacing subassembly 4, can carry on spacingly to spacing nut 51, it leads to spacing nut 51 not hard up to reduce reduction gear 7 vibrations, need not the regular processing that resets to spacing nut 51, the risk that output shaft 8 and connecting axle 3 break away from the connection has also been reduced, reduction gear moving stability has been improved greatly.

A plurality of hemispheroids 82 are fixedly installed on a limiting ring 38 arranged at the end part of an output shaft 8, a plurality of butt joint grooves 32 are drilled on the limiting ring 38 arranged at the end part of a connecting shaft 3, each hemispheroid 82 is embedded into the butt joint groove 32 which is arranged in a matched manner and is movably connected with the butt joint groove, two limiting rings 38 can be ensured to be accurately butted through the movable connection between the hemispheroids 82 and the butt joint grooves 32, the connection accuracy of the output shaft 8 and the connecting shaft 3 is effectively enhanced, two circular through holes 23 are drilled on each locking block 2, one end of each threaded rod 5, which is far away from a speed reducer 7, penetrates through the circular through holes 23 which are arranged in a matched manner and is movably connected with the threaded rod 5, the locking block 2 can be positioned through the threaded rod 5, the locking block 2 can be firmly installed at one side of a supporting plate 6, a limiting ring 52 is fixedly installed on each threaded rod 5, a limiting nut 51 is installed on each threaded rod 5, each locking block 2 is positioned between the matched limiting ring 52 and the limiting nut 51, the locking block 2 can be clamped and fixed through the limiting nut 51 and the limiting ring 52, the locking block 2 is prevented from moving on the threaded rod 5, the firmness of the locking block 2 after installation is effectively improved, each limiting component 4 comprises a connecting plate 41, each connecting plate 41 is fixedly installed on the locking block 2 which is arranged in a matched mode, a baffle 42 is fixedly installed on each connecting plate 41, each baffle 42 is located on one side of the limiting nut 51 which is arranged in a matched mode, a socket 43 is dug on each baffle 42, each socket 43 is clamped and connected with the threaded rod 5 which is arranged in a matched mode, can carry on spacingly to stop nut 51 through baffle 42, prevent that stop nut 51 from receiving vibrations and remove to the right side, further improve the fastness behind the latch segment 2 installation.

Specifically, when the utility model is used, firstly, the locking block 2 can be sleeved on the threaded rod 5 through the movable connection between the threaded rod 5 and the circular perforation 23, then the limit nut 51 is rotated to the left side, then the locking block 2 is clamped and fixed by the limit nut 51 and the limit ring 52, the locking block 2 can be stably installed on one side of the support plate 6, at the moment, the two limit rings 38 are embedded into the semi-arc-shaped limit groove 22, then the connecting end of the output shaft 8 and the connecting shaft 3 can be locked, the firmness of the connection between the connecting shaft 3 and the output shaft 8 is improved, the output shaft 8 can be ensured to drive the connecting shaft 3 to rotate through the clamping connection between the clamping block 81 and the clamping groove 31, after the butt joint of the connecting shaft 3 and the output shaft 8 is completed, the baffle 42 is clamped and installed on the threaded rod 5, then the connecting plate 41 is welded on the locking block 2, at the moment, the limit nut 51 is positioned between the locking block 2 and the baffle 42, when reduction gear 7 operation produced vibrations, can prevent that stop nut 51 from receiving vibrations and moving to the right side, ensure that two latch segments 2 can firmly erect in backup pad 6 one side, can firmly lock

output shaft

8 and 3 butt ends of connecting axle, prevent that connecting

axle

3 and 8 butt ends of output shaft from breaking away from the connection, for traditional planet steel ball reduction gear, this locking device not only can lock the location to the butt end of output shaft 8 and connecting axle 3, and be provided with spacing subassembly 4, can carry on spacingly to stop nut 51, it leads to stop nut 51 not hard up to reduce reduction gear 7 vibrations, need not the periodic processing that resets to stop nut 51, the risk that output shaft 8 and connecting axle 3 break away from the connection has also been reduced, reduction gear moving stability has been improved greatly.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 planet steel ball reduction gear output end locking device, includes base (1), its characterized in that, the top fixed mounting of base (1) has reduction gear (7), the one end fixed mounting of reduction gear (7) has output shaft (8), the top fixed mounting of base (1) has backup pad (6), fixed mounting has four threaded rods (5) on backup pad (6), four threaded rods (5) go up movable mounting altogether has two latch segments (2), every equal fixed mounting has two spacing subassemblies (4) on latch segment (2), every spacing subassembly (4) all with threaded rod (5) block connection that the phase-match set up, the one end that reduction gear (7) was kept away from in output shaft (8) inserts in two latch segments (2) and rather than rotate and be connected, the one end that reduction gear (7) was kept away from in output shaft (8) passes backup pad (6) and rather than rotate and be connected, the two locking blocks (2) are jointly rotatably provided with a connecting shaft (3), and the connecting shaft (3) is connected with an output shaft (8) in a clamping manner;

the equal fixed mounting of one end that output shaft (8) and connecting axle (3) are close to each other has spacing ring (38), every equal chisel has semi-arc opening (21), every on latch segment (2) semi-arc opening (21) inner wall has all chisel semi-arc spacing groove (22), two spacing ring (38) all imbed in semi-arc spacing groove (22) and rotate rather than being connected, the one end fixed mounting that output shaft (8) are close to connecting axle (3) has fixture block (81), the one end that connecting axle (3) are close to output shaft (8) is cut and is chiseled there is draw-in groove (31), fixture block (81) insert in draw-in groove (31) and are connected rather than the block.

2. The locking device for the output end of the planetary steel ball speed reducer according to claim 1 is characterized in that: every all cut two circular perforation (23) on latch segment (2), every the one end that reduction gear (7) were kept away from in threaded rod (5) all passes circular perforation (23) that the phase-match set up and rather than swing joint.

3. The locking device for the output end of the planetary steel ball speed reducer according to claim 1 is characterized in that: every equal fixed mounting has spacing collar (52) on threaded rod (5), every equal threaded mounting has stop nut (51) on threaded rod (5), every latch segment (2) all are located the position between spacing collar (52) and the stop nut (51) that the phase-match set up.

4. The locking device for the output end of the planetary steel ball speed reducer according to claim 1 is characterized in that: a plurality of hemispheroids (82) are fixedly mounted on a limiting ring (38) arranged at the end part of the output shaft (8), a plurality of butt joint grooves (32) are drilled on the limiting ring (38) arranged at the end part of the connecting shaft (3), and each hemispheroid (82) is embedded into the butt joint groove (32) which is matched with the end part of the connecting shaft and is movably connected with the same.

5. The locking device for the output end of the planetary steel ball speed reducer according to claim 1 is characterized in that: every spacing subassembly (4) all include connecting plate (41), every the equal fixed mounting of connecting plate (41) is on latch segment (2) that the phase-match set up, every equal fixed mounting has baffle (42) on connecting plate (41).

6. The locking device for the output end of the planetary steel ball speed reducer according to claim 5 is characterized in that: every baffle (42) all are located one side of stop nut (51) that the phase-match set up, every socket (43) have all been dug on baffle (42), every socket (43) all are connected with threaded rod (5) block that the phase-match set up.