CN212297445U

CN212297445U - Novel ball worm revolving stage

Info

Publication number: CN212297445U
Application number: CN202021150787.7U
Authority: CN
Inventors: 张德明
Original assignee: Shanghai Lianzi Energy Technology Co ltd
Current assignee: Shanghai Lianzi Energy Technology Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-01-05
Anticipated expiration: 2030-06-19

Abstract

The utility model provides a novel ball worm revolving stage belongs to industrial equipment technical field. The utility model discloses a quick-witted case, worm-gear mechanism and worm mechanism, quick-witted case up end are provided with the revolving stage, and worm-gear mechanism top is connected with the revolving stage bottom, and the bottom is connected with quick-witted case through the bottom, and worm mechanism and worm-gear mechanism are the setting of 90 degrees angles and are connected in quick-witted incasement portion, and worm mechanism and worm-gear mechanism cooperate to be connected, and worm mechanism one end is connected with quick-witted case through the frame, and the other end is connected with quick-witted case through the protecgulum, the utility model provides high transmission efficiency between worm mechanism and the worm-gear mechanism has effectively.

Description

Novel ball worm revolving stage

Technical Field

The utility model relates to a novel ball worm revolving stage belongs to industrial equipment technical field.

Background

The rotary table is an industrial product with wide application, is suitable for industrial industries such as lifting transportation, engineering machinery, metallurgy, mines, petrochemical industry, construction machinery, light industry textile, medical instruments, automobiles, ships, weapons, aerospace and the like, and is mainly applied to mechanical arms of high-precision robots, rotary tables of high-precision machine tools, speed reducers and index plates of high-precision automatic production lines.

The main transmission structure of the rotary table is as follows: the cam mechanism is used for transmitting the rotating power to the follower rollers on the turntable mechanism to drive the turntable mechanism to rotate, and thus a continuous or intermittent working cycle is completed.

The existing rotary table is high in manufacturing cost, low in structural strength and low in mechanical efficiency due to the fact that the roller cam drives the rotary table, and meanwhile the rotary table needs to be externally connected with a speed reducer, so that the rotary table is large in size, large in occupied area and inconvenient to install.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing shortcoming of the prior art, an object of the utility model is to provide a novel ball worm revolving stage for it is high to solve current revolving stage manufacturing cost among the prior art, through roller cam drive, structural strength is low, and mechanical efficiency is low, and the revolving stage needs external speed reducer simultaneously, makes equipment bulky, and the problem of the installation of being not convenient for greatly of area.

To achieve the above and other related objects, the present invention provides a novel ball worm turntable comprising: the worm mechanism is arranged in the case in a 90-degree angle with the worm mechanism, the worm mechanism is matched and connected with the worm mechanism, one end of the worm mechanism is connected with the case through a machine base, the other end of the worm mechanism is connected with the case through a front cover, the worm mechanism comprises a worm, a squirrel cage is arranged in the worm, the squirrel cage is an S-shaped cavity, openings are formed in the joints of the two ends of the squirrel cage and the surface of the worm, the S-shaped cavity is communicated with the worm on the outer side, balls are arranged in the squirrel cage, a plurality of balls are uniformly arranged on the thread teeth on the surface of the outer side of the worm, a coupler is arranged at one end of the worm, the coupler is sleeved in the middle of the machine base, and an inner gear ring is arranged on the surface of the inner side of the machine base, a sun wheel is arranged between the worm and the coupler and corresponds to the inner gear ring, the sun wheel is connected with the coupler, three planet wheels are uniformly arranged between the sun wheel and the inner gear ring, the planet wheels are respectively connected with the sun wheel and the inner gear ring in a matched mode, and the planet wheels are connected with the worm through a pin shaft.

By adopting the technical scheme: when the novel ball worm turntable works, the worm mechanism is connected with an output shaft of a driving motor through a coupler, the driving motor is started to drive the coupler to rotate, a sun wheel between the coupler and the worm rotates, the sun wheel drives a planet wheel to rotate, the planet wheel moves around an inner gear ring, the inner gear ring is fixed on the inner side surface of a machine case, so that the planet wheel drives the worm to rotate, the speed reduction rotation of the worm is realized through the action of the planet wheel, the worm is connected with the worm wheel mechanism in a matching way, the ball on the thread tooth on the surface of the worm moves at the joint of the worm and the worm wheel in the rotation process of the worm, the ball enters the squirrel cage from the opening at one end of the worm along with the rotation of the worm, the worm enters the connecting part of the worm and the worm gear mechanism from the squirrel cage through the opening at the other end, the worm drives the worm gear mechanism to rotate under the action of the balls, and the worm gear mechanism is connected with the rotary table, so that the rotary table is driven to rotate, and the rotary operation of the rotary table is realized.

In an embodiment of the utility model, worm gear mechanism include the worm wheel, the worm wheel top is connected with the revolving stage through the ring flange, the worm wheel is provided with the revolving stage bearing with the revolving stage junction, the revolving stage bottom still is provided with the clamp plate, the clamp plate is cyclic annular, the clamp plate is connected with the revolving stage bearing.

By adopting the technical scheme: the rotary table is fixedly connected with the worm wheel through the flange plate, the pressing plate is connected with the case, the worm wheel drives the rotary table to rotate on the upper end face of the pressing plate when rotating, a rotary table bearing is arranged between the pressing plate and the worm wheel, the pressing plate is fixed, and the worm rotates around the rotary table bearing.

In an embodiment of the present invention, the coupling center is provided with a pinion.

By adopting the technical scheme: through setting up the pinion, increase the structural strength of shaft coupling and driving motor output shaft, prevent to skid.

In an embodiment of the present invention, the worm is connected to the front cover through a bearing.

By adopting the technical scheme: the worm is connected with the front cover through a bearing, so that the worm can rotate conveniently.

In an embodiment of the present invention, the case and a side surface of the worm wheel connection and a side surface of the coupling connection between the frame and the worm wheel connection are provided with plugs.

By adopting the technical scheme: lubricating oil is added to the worm gear and the worm mechanism inside the case through the plug, so that friction between the worm gear and the case is reduced, transmission efficiency is improved, and service life is prolonged.

As above, the utility model discloses a novel ball worm revolving stage has following beneficial effect:

the utility model discloses in set up planet wheel reduction gears in worm and coupling joint department, combine reduction gears together with worm mechanism ingeniously, in the time of reduction in production cost for the revolving stage no longer needs external speed reducer, has reduced the volume and the area of revolving stage equipment, has strengthened structural connection's intensity simultaneously, and the structure is compacter, simple, and through using planetary gear, has increased the reduction ratio, the utility model discloses through ball drive between well worm mechanism and the worm-gear mechanism, ball drive has reduced the frictional force between worm-gear mechanism and the worm mechanism, has improved the transmission efficiency between worm mechanism and the worm-gear mechanism, has effectively improved the mechanical efficiency and the work efficiency of revolving stage.

Drawings

Fig. 1 shows a schematic view of an overall structure of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 3 is a schematic top view of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a-a section of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a section B-B of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 6 is a schematic view of a C-C cross-sectional structure of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a worm mechanism of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 8 is a schematic structural view of a cross section a-a of a worm mechanism of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 9 is a schematic structural view of a cross section C-C of a worm mechanism of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 10 is a schematic cross-sectional view of a worm mechanism B-B of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 11 is a schematic structural diagram of a worm gear mechanism of a novel ball worm turntable according to an embodiment of the present invention.

Fig. 12 is a schematic cross-sectional view of a worm gear mechanism a-a of the novel ball worm turntable according to an embodiment of the present invention.

Fig. 13 is a schematic cross-sectional view of a worm gear mechanism B-B of the novel ball worm turntable according to an embodiment of the present invention.

Wherein, 1, a turntable; 2. a chassis; 3. a worm mechanism; 30. a machine base; 31. a bearing; 32. a ball bearing; 33. a pin shaft; 34. a planet wheel; 35. an inner gear ring; 36. a coupling; 37. a mouse cage; 38. a worm; 39. a pinion gear; 310. a sun gear; 4. a worm gear mechanism; 40. a flange plate; 41. pressing a plate; 42. a worm gear; 43. a turntable bearing; 44. a bottom cover; 5. a front cover; 6. and (7) a plug.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 13. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Referring to fig. 1 to 10, the present invention provides a novel ball worm turntable, including: the worm mechanism 3 comprises a worm 38, a mouse cage 37 is arranged in the worm 38, the mouse cage 37 is an S-shaped cavity, the connection part of the two ends of the mouse cage 37 and the surface of the worm 38 is provided with an opening, the S-shaped cavity is communicated with the outer worm 38, the inner part of the mouse cage 37 is provided with a ball 32, the outer surface of the worm 38 is also uniformly provided with a plurality of balls 32 on the thread teeth, a coupler 36 is arranged at one end of the worm 38, the coupler 36 is sleeved in the middle of the base 30, an inner gear ring 35 is arranged on the inner side surface of the base 30, a sun wheel 310 is arranged between the worm 38 and the coupler 36 and corresponds to the inner gear ring 35, the sun wheel 310 is connected with the coupler 36, three planet wheels 34 are uniformly arranged between the sun wheel 310 and the inner gear ring 35, the planet wheels 34 are respectively connected with the sun wheel 310 and the inner gear ring 35 in a matched mode, and the planet wheels 34 are connected with the worm 38 through a pin shaft 33.

The coupler 36 is centrally provided with a pinion 39.

The worm 38 is connected with the front cover 5 through a bearing 31.

The surface of one side of the connection part of the case 2 and the worm wheel 42 and the surface of one side of the connection part of the base 30 and the coupler 36 are both provided with plugs 6.

Referring to fig. 11 to 13, the worm gear mechanism 4 includes a worm gear 42, the upper portion of the worm gear 42 is connected to the turntable 1 through a flange 40, a turntable bearing 43 is disposed at a connection position of the worm gear 42 and the turntable 1, a pressing plate 41 is further disposed at the bottom of the turntable 1, the pressing plate 41 is annular, and the pressing plate 41 is connected to the turntable bearing 43.

To sum up, the utility model discloses in set up planet wheel reduction gears in worm and coupling joint department, combine reduction gears together with worm mechanism ingeniously, in the time of reduction in production cost for the revolving stage no longer needs external speed reducer, has reduced the volume and the area of revolving stage equipment, has strengthened structural connection's intensity simultaneously, and the structure is compacter, simple, and through using planetary gear, has increased the reduction ratio, the utility model discloses through ball drive between well worm mechanism and the worm-gear mechanism, ball drive has reduced the frictional force between worm-gear mechanism and the worm mechanism, has improved the transmission efficiency between worm mechanism and the worm-gear mechanism, has effectively improved the mechanical efficiency and the work efficiency of revolving stage. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a novel ball worm revolving stage which characterized in that, a novel ball worm revolving stage includes: the worm mechanism (3) and the worm gear mechanism (4) are arranged in the case (2), the bottom of the worm mechanism (4) is connected with the bottom of the rotary table (1), the bottom of the worm mechanism (4) is connected with the case (2) through a bottom cover (44), the worm mechanism (3) and the worm gear mechanism (4) are arranged in the case (2) in a 90-degree angle, the worm mechanism (3) is connected with the worm mechanism (4) in a matching manner, one end of the worm mechanism (3) is connected with the case (2) through a machine base (30), the other end of the worm mechanism is connected with the case (2) through a front cover (5), the worm mechanism (3) comprises a worm (38), a mouse cage (37) is arranged in the worm (38), the mouse cage (37) is an S-shaped cavity, and openings are formed in the surface joints of the worm mechanisms (38) at the two ends, the S-shaped cavity is communicated with the outer worm (38), the balls (32) are arranged in the squirrel cage (37), a plurality of balls (32) are uniformly arranged on the thread teeth on the outer side surface of the worm (38), the coupler (36) is arranged at one end of the worm (38), the coupler (36) is sleeved in the middle of the base (30), the inner side surface of the base (30) is provided with an inner gear ring (35), a sun wheel (310) is arranged between the worm (38) and the coupler (36) and corresponds to the inner gear ring (35), the sun wheel (310) is connected with the coupler (36), three planet wheels (34) are uniformly arranged between the sun wheel (310) and the inner gear ring (35), the planet wheels (34) are respectively matched and connected with the sun wheel (310) and the inner gear ring (35), and the planet wheels (34) are connected with the worm (38) through a pin shaft (33.

2. A novel ball worm turret as claimed in claim 1, wherein: the worm gear mechanism (4) comprises a worm gear (42), the upper part of the worm gear (42) is connected with the rotary table (1) through a flange plate (40), a rotary table bearing (43) is arranged at the joint of the worm gear (42) and the rotary table (1), a pressing plate (41) is further arranged at the bottom of the rotary table (1), the pressing plate (41) is annular, and the pressing plate (41) is connected with the rotary table bearing (43).

3. A novel ball worm turret as claimed in claim 1, wherein: the center of the coupler (36) is provided with a pinion (39).

4. A novel ball worm turret as claimed in claim 1, wherein: the worm (38) is connected with the front cover (5) through a bearing (31).

5. A novel ball worm turret as claimed in claim 1, wherein: and plugs (6) are arranged on the surface of one side of the joint of the case (2) and the worm wheel (42) and the surface of one side of the joint of the base (30) and the coupler (36).