CN213017595U

CN213017595U - Bearing type RV double-shaft rotary workbench

Info

Publication number: CN213017595U
Application number: CN202021755740.3U
Authority: CN
Inventors: 罗冬成; 刘伟
Original assignee: Shenzhen Songri Intelligent Equipment Co ltd
Current assignee: Shenzhen Songri Intelligent Equipment Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-04-20
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a bearing formula RV biax swivel work head, including the frame with set up in the inside revolving stage subassembly of frame, the revolving stage subassembly includes the cavity bottom and sets up the second servo motor in the cavity bottom, the second servo motor top is connected with second gear motor bottom and is connected with the revolving stage main part, cavity bottom one side is connected with first box, the inside first gear motor that is equipped with of first box, first gear motor one side is equipped with first servo motor, first servo motor outside is equipped with motor housing. The utility model provides an inside servo motor connection structure of speed reducer among the prior art complicated, lead to easily connecting inseparable and the problem that produces the noise easily.

Description

Bearing type RV double-shaft rotary workbench

Technical Field

The utility model relates to a speed reducer structure field, in particular to bearing formula RV biax swivel work head.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very extensive in modern machinery. The speed reducer is generally used for low-speed and large-torque transmission equipment, and the purpose of reducing speed is achieved by meshing a motor, an internal combustion engine or other high-speed running power with a large gear on an output shaft through a gear with a small number of teeth on an input shaft of the speed reducer. At present, in the overall structure of a speed reducer, a servo motor at the bottom is usually connected with the speed reducer above by a fixing frame and a connecting piece, so that the connection is not tight and vibration and noise are easily generated during operation.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model aims to provide a bearing formula RV biax swivel work head aims at solving the inside servo motor connection structure of speed reducer among the prior art complicacy, leads to easily connecting inseparable and the problem that produces the noise easily.

In order to achieve the purpose, the utility model provides a bearing type RV double-shaft rotary workbench, which comprises a machine base and a rotary table component arranged inside the machine base,

the turntable assembly comprises a hollow bottom cover and a second servo motor arranged in the hollow bottom cover, the top of the second servo motor is connected with a second speed reducing motor, the bottom of the second speed reducing motor is connected with the turntable main body,

one side of the hollow bottom cover is connected with a first box body, a first speed reduction motor is arranged inside the first box body, a first servo motor is arranged on one side of the first speed reduction motor, and a motor shell is arranged outside the first servo motor.

In one embodiment, a sealing ring is arranged at the joint of the hollow bottom cover and the base.

In one embodiment, the first speed reduction motor and the second speed reduction motor are both bearing type speed reducers.

In one embodiment, the bottom of the base is provided with a through hole corresponding to the bottom of the second servo motor.

In one embodiment, the outer part of the second servo motor and the second speed reducing motor are in a welding connection structure.

In one embodiment, the base, the motor shell and the hollow bottom cover are in a welded connection structure.

The utility model has the advantages as follows:

this technical scheme is through placing second servo motor in the cavity bottom, and adopts first servo motor's first box and revolving stage subassembly lug connection's mode, has abandoned the connected mode of using connecting pieces such as flanges among the prior art, makes whole speed reducer structure firm, noise abatement and increase complete machine seal nature when the operation, prevent that outside vapor, dust from getting into, have prolonged the whole life of speed reducer.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of the overall cross-sectional structure of the turntable assembly and each component in the present invention.

Fig. 2 is a schematic perspective view of the overall structure of the second servo motor, the first servo motor and each component in the present invention.

Fig. 3 is a schematic view of the bottom structure of the middle frame of the present invention.

[ list of reference numerals for main parts/components ]

Reference numerals	Name (R)	Reference numerals	Name (R)
				1	Engine base	23	Rotary table main body
2	Turntable assembly	3	First speed reduction motor
				20	Hollow bottom cover	30	Motor casing
21	Second servo motor	31	First servo motor
				22	Second speed reduction motor	4	First box body

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, 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. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (e.g., upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific state (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

The description in this application as relating to "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be a fixed connection, a removable connection, or an integral molding; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Example 1:

referring to fig. 1 to 3, a bearing type RV double-shaft rotary table includes a base 1 and a turntable assembly 2 disposed inside the base 1,

the turntable assembly 2 comprises a hollow bottom cover 20 and a second servo motor 21 arranged in the hollow bottom cover 20, the top of the second servo motor 21 is connected with a second speed reducing motor 22, the bottom of the second speed reducing motor is connected with a turntable main body 23,

one side of the hollow bottom cover 20 is connected with a first box 4, a first speed reduction motor is arranged inside the first box 4, a first servo motor 31 is arranged on one side of the first speed reduction motor, and a motor shell 30 is arranged outside the first servo motor 31.

Through placing second servo motor 21 in cavity bottom 20, and adopt first box 4 and the mode of revolving stage subassembly 2 lug connection of first servo motor 31, abandoned the connected mode of using connecting pieces such as flanges among the prior art, make whole speed reducer structure firm, noise abatement and increase complete machine leakproofness when the operation, prevent that outside moisture, dust from getting into, and because first order speed reduction is directly done inside, so the back clearance is less than bayonet (RV speed reducer).

Referring to fig. 1, preferably, a sealing ring is provided at the connection of the hollow bottom cover 20 and the housing 1.

Different from the prior art which adopts bonding contact fixing modes such as glue and the like, the technical scheme adopts the sealing ring to realize sealing, thereby greatly improving the sealing performance of the whole machine.

Referring to fig. 1, the first reduction motor 3 and the second reduction motor 22 are preferably both bearing-type reduction gears.

Referring to fig. 1, preferably, a through hole corresponding to the bottom of the second servo motor 21 is formed at the bottom of the housing 1.

Different from the prior art, this technical scheme adopts the mode of bottom trompil to realize whole lighter, further opens flutedly in frame 1 bottom, increases fixed trench, makes more stable and average when rotatory to both sides.

Referring to fig. 1 and 3, the second servomotor 21 and the second reduction motor 22 are preferably welded to each other.

Adopt welded connection's mode to be connected second servo motor 21 outside and second gear motor 22, can play the problem of shock attenuation and noise reduction, and increased overall structure's fastness.

Referring to fig. 1, the housing 1 is preferably welded to the motor housing 30 and the hollow bottom cover 20.

The same as the connection mode between the outside of the second servo motor 21 and the second speed reduction motor 22, the welding connection is adopted, the shock absorption and the noise reduction are realized, and the firmness is enhanced.

The working principle of the utility model is as follows:

place second servo motor 21 in cavity bottom 20, and adopt first box 4 and the mode of revolving stage subassembly 2 lug connection of first servo motor 31, abandoned the connected mode of using connecting pieces such as flanges among the prior art, make whole speed reducer structure firm, noise abatement and increase complete machine leakproofness when the operation prevent outside aqueous vapor, dust.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A bearing type RV double-shaft rotary workbench is characterized by comprising a machine base and a rotary table component arranged in the machine base,

2. The bearing type RV dual-axis rotary table according to claim 1, wherein a sealing ring is arranged at the joint of the hollow bottom cover and the machine base.

3. The bearing type RV dual-axis rotary table according to claim 1, wherein said first reduction motor and said second reduction motor are both bearing type reducers.

4. The bearing type RV double-shaft rotating workbench according to claim 1, characterized in that a through hole corresponding to the bottom of the second servo motor is opened at the bottom of the machine base.

5. The bearing type RV dual-shaft rotary table according to claim 1, characterized in that the outer part of the second servo motor and the second speed reduction motor are in a welded connection structure.

6. The bearing type RV dual-shaft rotary table according to claim 1, wherein the machine base, the motor shell and the hollow bottom cover are in welded connection.