CN221120794U

CN221120794U - High-strength large-torque planetary reducer

Info

Publication number: CN221120794U
Application number: CN202323269692.3U
Authority: CN
Inventors: 曹冬喜; 王菁
Original assignee: Tianjin Lashing Drive Equipment Manufacture Co ltd
Current assignee: Tianjin Lashing Drive Equipment Manufacture Co ltd
Priority date: 2023-12-01
Filing date: 2023-12-01
Publication date: 2024-06-11
Anticipated expiration: 2033-12-01

Abstract

The utility model discloses a high-strength large-torque planetary reducer, which relates to the technical field of reducers and particularly comprises a machine shell, wherein one end of the interior of the machine shell is provided with a worm wheel, a first rotating rod is coaxially arranged on the worm wheel, one end of the first rotating rod is connected with the machine shell through a rotating bearing, the other end of the first rotating rod is connected with a supporting plate through the rotating bearing, the edge of the supporting plate is fixedly connected with the inner wall of the machine shell, a worm is meshed below the worm wheel, two ends of the worm are connected with the machine shell through the rotating bearing, and one end of the worm penetrates through the machine shell and is coaxially provided with a first connecting shaft. When the speed reducer is used, the number of revolutions driven by the first connecting shaft is reduced through the transmission of the worm wheel and the worm, the number of revolutions on the second connecting shaft is further reduced through the cooperation of the second gear on the first gear and the annular plate, a higher torque effect is provided, and the torque upper limit and the strength of the speed reducer are increased.

Description

High-strength large-torque planetary reducer

Technical Field

The utility model relates to the technical field of speed reducers, in particular to a high-strength large-torque planetary speed reducer.

Background

The speed reducer is a transmission connection mechanism acting between the motor and the equipment, plays a role in reducing the transmission rotating speed and improving the output torque, is an ideal driving device of engineering machinery, and has the characteristics of small volume, good braking effect, easiness in installation and the like.

The torque strength of the speed reducer is limited due to the inherent state of the self-part matching, so that the torque is rated, and when the work requirement for high strength is met, larger and stronger torque braking can not be realized easily. For this reason, we propose a high-strength high-torque planetary reducer to solve the above-mentioned problems.

Disclosure of utility model

In order to solve the defects in the prior art, the utility model provides a high-strength large-torque planetary reducer.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a high strength big moment of torsion planetary reducer, includes the casing, the inside one end of casing is equipped with the worm wheel, installs first dwang on the worm wheel coaxial with, and the one end of first dwang is connected with the casing through the rolling bearing, and the other end is connected with the backup pad through the rolling bearing, and the edge of backup pad is connected with casing inner wall fixed connection, the below meshing of worm wheel has the worm, and the both ends of worm are all connected with the casing through the rolling bearing, and the one end of worm runs through the casing and coaxial mounting has first connecting axle;

One end of the first rotating rod, which is close to the supporting plate, penetrates through the supporting plate, a first gear is coaxially arranged on the first rotating rod, at least three second gears are meshed with the side face of the first gear, the second gears are arranged in an annular plate, tooth grooves which are correspondingly meshed with the second gears are formed in the inner wall of the annular plate, the annular plate is connected with a fixed block through a rotating bearing, and the fixed block is fixedly connected with the inner wall of the shell;

The one end that the backup pad was kept away from to first gear is equipped with the connecting plate, and the connecting rod is all installed perpendicularly to the corner of connecting plate, and connecting rod and second gear one-to-one, and connecting rod and second gear vertical fixation, the second dwang is installed perpendicularly to the opposite side of connecting plate, and the second dwang is coaxial corresponding with first dwang, and the other end of second dwang is connected with the casing through rolling bearing to coaxial arrangement has the second connecting axle.

Preferably, one side of the supporting plate, which is close to the first gear, is provided with an annular sliding rail, the cross section of the annular sliding rail is T-shaped, a plurality of sliding blocks are slidably arranged in the annular sliding rail, the sliding blocks are in one-to-one correspondence with the connecting rods, and the connecting rods are connected with the sliding blocks through rotating bearings.

Preferably, the bottoms of the supporting plate and the fixed block are provided with through grooves, lubricating oil is filled in the shell, and the top of the shell is provided with an oil filling hole.

Preferably, a liquid level sensor is installed at one end, close to the worm wheel, of the inner portion of the shell, the liquid level sensor corresponds to the bottom of the worm wheel, a controller box is installed on the outer wall of the shell, a storage battery and a controller are installed in the controller box respectively, the controller is connected with the storage battery through a wire, the controller is connected with the liquid level sensor through a wire, an alarm is installed on the controller box, and the alarm is connected with the controller in the controller box through a wire.

Preferably, the radius of the worm wheel corresponds to the inner diameter of the annular plate.

Preferably, the bottom both ends of casing all install the fixed plate, have seted up the installation screw on the fixed plate.

Compared with the prior art, the utility model has the following beneficial effects:

According to the high-strength large-torque planetary reducer, through the transmission of the worm wheel and the worm, the number of revolutions transmitted by the first connecting shaft is reduced, the effect of the second gear on the first gear and the annular plate is matched, the number of revolutions on the second connecting shaft is further reduced, a higher torque effect is provided, and the torque upper limit and the strength of the reducer are increased.

Drawings

FIG. 1 is a schematic diagram of a high-strength high-torque planetary reducer according to the present utility model;

FIG. 2 is a schematic side sectional view of a high-strength high-torque planetary reducer according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a second connecting shaft of the high-strength and high-torque planetary reducer according to the present utility model;

Fig. 4 is a schematic cross-sectional structure of a connecting plate of the high-strength and high-torque planetary reducer.

In the figure: 1. a housing; 2. a worm wheel; 3. a first rotating lever; 4. a support plate; 5. a worm; 6. a first connecting shaft; 7. a first gear; 8. a second gear; 9. an annular plate; 10. tooth slots; 11. a fixed block; 12. a connecting rod; 13. a connecting plate; 14. a second rotating lever; 15. a second connecting shaft; 16. an annular slide rail; 17. a slide block; 18. an oil filling hole; 19. a through groove; 20. a liquid level sensor; 21. a controller box; 22. an alarm; 23. and a fixing plate.

Description of the embodiments

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.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a high strength big moment of torsion planetary reducer, includes casing 1, the inside one end of casing 1 is equipped with worm wheel 2, installs first dwang 3 on the worm wheel 2 coaxial, and the one end of first dwang 3 is connected with casing 1 through the rolling bearing, and the other end is connected with backup pad 4 through the rolling bearing, and the edge of backup pad 4 is fixed connection with casing 1 inner wall, worm 5 has meshed to the below of worm wheel 2, and the both ends of worm 5 are all connected with casing 1 through the rolling bearing, and the one end of worm 5 runs through casing 1 and coaxial mounting has first connecting axle 6;

One end of the first rotating rod 3, which is close to the supporting plate 4, penetrates through the supporting plate 4 and is coaxially provided with a first gear 7, at least three second gears 8 are meshed with the side surface of the first gear 7, the second gears 8 are arranged in an annular plate 9, tooth grooves 10 which are correspondingly meshed with the second gears 8 are formed in the inner wall of the annular plate 9, the annular plate 9 is connected with a fixed block 11 through a rotating bearing, and the fixed block 11 is fixedly connected with the inner wall of the casing 1;

The one end that backup pad 4 was kept away from to first gear 7 is equipped with connecting plate 13, and connecting plate 13's corner all installs connecting rod 12 perpendicularly, and connecting rod 12 and second gear 8 one-to-one, and connecting rod 12 and second gear 8 vertical fixation, second dwang 14 is installed perpendicularly to the opposite side of connecting plate 13, second dwang 14 and first dwang 3 coaxial correspondence, and the other end of second dwang 14 is connected with casing 1 through the rolling bearing, and coaxial mounting has second connecting axle 15, when using, be connected motor and first connecting axle 6, and be connected with second connecting axle 15 with action equipment, when the motor rotates, worm 5 transmission worm wheel 2 rotates, produce preliminary revolution and descend at this moment, the effect of improvement moment of torsion, simultaneously under worm wheel 2's rotation, first gear 7 rotates, outside and its meshed second gear 8, tooth's socket 10 on the cooperation annular plate 9 inner wall and second gear 8 correspond the meshing, make second gear 8 use first gear 7 as the axle go on, rotate in annular plate 9, thereby drive second dwang 14 drive second connecting axle 15 and rotate, further reduction effect on the speed reduction machine is accomplished with this moment of torsion limiting.

Further, an annular sliding rail 16 is installed on one side of the supporting plate 4, which is close to the first gear 7, the cross section of the annular sliding rail 16 is in a T shape, a plurality of sliding blocks 17 are slidably installed in the annular sliding rail 16, the sliding blocks 17 are in one-to-one correspondence with the connecting rods 12, the connecting rods 12 are connected with the sliding blocks 17 through rotating bearings, and along with the rotation of the second gear 8 by taking the first gear 7 as an axis, the sliding blocks 17 also perform circular motion on the annular sliding rail 16, namely, support is provided for the second gear 8, and stability in the rotation of the second gear 8 is ensured.

Further, through grooves 19 are formed in the bottoms of the supporting plate 4 and the fixing block 11, lubricating oil is filled in the casing 1, an oil filling hole 18 is formed in the top of the casing 1, and the worm wheel 2, the worm 5, the first gear 7 and the second gear 8 are lubricated to reduce friction generated during rotation, so that abrasion of the worm wheel 2, the worm 5, the first gear 7, the second gear 8 and the like is reduced, and the service life of the speed reducer is prolonged.

Further, a liquid level sensor 20 is installed at one end, close to the worm wheel 2, of the interior of the casing 1, the liquid level sensor 20 is arranged at the bottom of the worm wheel 2 correspondingly, a controller box 21 is installed on the outer wall of the casing 1, a storage battery pack and a controller are installed in the controller box 21 respectively, the controller is connected with the storage battery pack through a wire, the controller is connected with the liquid level sensor 20 through a wire, an alarm 22 is installed on the controller box 21, the alarm 22 is connected with the controller in the controller box 21 through a wire, the liquid level of lubricating oil in the casing 1 is monitored through the liquid level sensor 20 and fed back to the controller, and once the liquid level of the lubricating oil is lower than the bottom of the worm wheel 2, the alarm 22 is triggered in time, and workers are reminded of adding the lubricating oil.

Further, the radius of the worm wheel 2 corresponds to the inner diameter of the annular plate 9, so that the single liquid level sensor 20 can monitor the liquid level of the lubricating oil simultaneously for the worm wheel 2, the worm 5 and the meshing transmission of the first gear 7 and the second gear 8.

Further, the two ends of the bottom of the casing 1 are provided with the fixing plates 23, and the fixing plates 23 are provided with mounting screw holes, so that the speed reducer is convenient to mount on equipment or the ground.

This high strength big moment of torsion planetary reducer, when using, firstly pour into lubricating oil into casing 1 through oil filler hole 18, then install the motor in first connecting axle 6 department and connect, then install the second connecting axle 15 on equipment, when the motor is operated, worm 5 rotates the transmission to worm wheel 2, through the meshing transmission of worm wheel 2 worm 5, realize preliminary moment of torsion improvement, then drive first gear 7 at worm wheel 2 and rotate, first gear 7 effect second gear 8, because second gear 8 sets up in annular plate 9, and with the tooth's socket 10 meshing on the annular plate 9 inner wall, make second gear 8 at annular plate 9 at the uniform velocity rotation, and drive the operation of equipment on the second connecting axle 15, thereby further reduce the number of rotations, and improve the moment of torsion effect.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a high strength big moment of torsion planetary reducer, includes casing (1), its characterized in that: the novel worm gear is characterized in that a worm wheel (2) is arranged at one end of the interior of the casing (1), a first rotating rod (3) is coaxially arranged on the worm wheel (2), one end of the first rotating rod (3) is connected with the casing (1) through a rotating bearing, the other end of the first rotating rod is connected with a supporting plate (4) through the rotating bearing, the edge of the supporting plate (4) is fixedly connected with the inner wall of the casing (1), a worm (5) is meshed below the worm wheel (2), two ends of the worm (5) are connected with the casing (1) through the rotating bearing, and one end of the worm (5) penetrates through the casing (1) and is coaxially provided with a first connecting shaft (6);

One end of the first rotating rod (3) near the supporting plate (4) penetrates through the supporting plate (4), a first gear (7) is coaxially installed, at least three second gears (8) are meshed with the side face of the first gear (7), the second gears (8) are arranged in an annular plate (9), tooth grooves (10) which are correspondingly meshed with the second gears (8) are formed in the inner wall of the annular plate (9), the annular plate (9) is connected with a fixed block (11) through a rotating bearing, and the fixed block (11) is fixedly connected with the inner wall of the casing (1);

The one end that backup pad (4) was kept away from to first gear (7) is equipped with connecting plate (13), and connecting rod (12) are all installed perpendicularly to the corner of connecting plate (13), and connecting rod (12) and second gear (8) one-to-one, and connecting rod (12) are fixed with second gear (8) perpendicular, second dwang (14) are installed perpendicularly to the opposite side of connecting plate (13), and second dwang (14) are coaxial to correspond with first dwang (3), and the other end of second dwang (14) is connected with casing (1) through rotating bearing to coaxial arrangement has second connecting axle (15).

2. The high-strength high-torque planetary reducer according to claim 1, wherein: one side of the supporting plate (4) close to the first gear (7) is provided with an annular sliding rail (16), the cross section of the annular sliding rail (16) is T-shaped, a plurality of sliding blocks (17) are slidably arranged in the annular sliding rail (16), the sliding blocks (17) are in one-to-one correspondence with the connecting rods (12), and the connecting rods (12) are connected with the sliding blocks (17) through rotating bearings.

3. The high-strength high-torque planetary reducer according to claim 1, wherein: the bottom of backup pad (4) and fixed block (11) all has seted up logical groove (19), the inside of casing (1) is filled with lubricating oil, oil filler point (18) are installed at the top of casing (1).

4. The high-strength high-torque planetary reducer according to claim 1, wherein: the utility model discloses a liquid level sensor, including casing (1), controller box (21), controller, alarm (22) are installed on the inside one end that is close to worm wheel (2) of casing (1), liquid level sensor (20) correspond the bottom setting of worm wheel (2), install storage battery and controller on the outer wall of casing (1) respectively, the controller is connected with storage battery through the wire in the inside of controller box (21), and the controller is connected with liquid level sensor (20) through the wire, install alarm (22) on controller box (21), alarm (22) are connected with the controller in controller box (21) through the wire.

5. The high-strength high-torque planetary reducer according to claim 1, wherein: the radius of the worm wheel (2) corresponds to the inner diameter of the annular plate (9).

6. The high-strength high-torque planetary reducer according to claim 1, wherein: the bottom both ends of casing (1) are all installed fixed plate (23), have seted up the installation screw on fixed plate (23).