CN214870571U

CN214870571U - Slewing bearing mechanism for robot

Info

Publication number: CN214870571U
Application number: CN202120396712.5U
Authority: CN
Inventors: 庄肖波; 金晶; 杨瑜; 蒋小元
Original assignee: Jiangsu Taihang Information Technology Co ltd
Current assignee: Jiangsu Taihang Information Technology Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-11-26
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a slewing bearing mechanism for robot, including supporting device and supporting outer lane, the supporting outer lane rotates and cup joints the peripheral surface at supporting device, supporting device's inside fixed mounting has the supporting inner circle, the surface of supporting inner circle evenly rotates the joint and has the rolling element, the joint groove has been seted up at the upper surface edge of supporting inner circle, spacing spout has been seted up at the inside terminal surface bottom edge in joint groove, the inside one end sliding clamping in joint groove has spacing slider, the inside other end sliding clamping in joint groove has the locating piece, spacing slider's side middle part symmetry fixedly connected with joint piece, the second screw hole has been seted up at spacing slider's side upper portion center. The utility model discloses can be through the slide adjusting to limit slide and locating piece, the staff of can being convenient for carries out quick installation to the inside rolling element of slewing bearing to reduce staff's intensity of labour, improve the packaging efficiency to slewing bearing.

Description

Slewing bearing mechanism for robot

Technical Field

The utility model relates to a slewing bearing equipment technical field specifically is a slewing bearing mechanism for robot.

Background

The slewing bearing mechanism for the robot is a novel mechanical part and comprises an inner ring, an outer ring, a rolling body and the like, the slewing bearing is a large bearing capable of bearing comprehensive loads and can simultaneously bear larger axial and radial loads and overturning moments, but the existing slewing bearing for the large-size robot still has some defects in the assembling process, for example: when the rolling bodies are installed on the existing large-size slewing bearing after production, workers need to continuously rotate the inner ring and the outer ring, and due to the fact that the size of the slewing bearing is large, the labor intensity of the workers is improved, and the installation efficiency of the rolling bodies in the slewing bearing is reduced, a slewing bearing mechanism for a robot is needed, and the problems are solved.

Disclosure of Invention

An object of the utility model is to provide a slewing bearing mechanism for robot to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a slewing bearing mechanism for a robot comprises a bearing device and a bearing outer ring, wherein the bearing outer ring is rotatably sleeved on the peripheral surface of the bearing device, a bearing inner ring is fixedly arranged in the bearing device, the outer surface of the bearing inner ring is uniformly and rotatably clamped with a rolling body, a clamping groove is formed in the edge of the upper surface of the bearing inner ring, a limiting sliding groove is formed in the edge of the bottom of one end face in the clamping groove, a sliding way is formed in the inner surface of the bearing inner ring in a penetrating manner, a third threaded hole is formed in the center of the bottom of one end edge in the clamping groove, a limiting clamping groove is formed in the surface of one end in the clamping groove, a second fastening screw is spirally connected in a penetrating manner in the upper portion of the inner surface of the bearing inner ring, a limiting sliding block is clamped at one end in the clamping groove, and a positioning block is clamped at the other end in the clamping groove in a sliding manner, the side middle part symmetry fixedly connected with joint piece of limit slider, second screw hole has been seted up at limit slider's side upper portion center, the welding of a terminal surface bottom edge of locating piece has the joint board, first screw hole has been seted up at the top surface center of locating piece, the inside screwed connection of first screw hole has first fastening screw.

Preferably, the center of the peripheral surface of the supporting inner ring and the center of the inner surface of the supporting outer ring are both provided with arc-shaped grooves, and the upper surfaces of the supporting device and the supporting inner ring are both provided with connecting holes.

Preferably, the positioning block is inserted into the limit sliding groove at one end inside the clamping groove in a sliding manner through a clamping plate at one end face.

Preferably, the first fastening screw is screwed through the first threaded hole and is fastened and screwed with a third threaded hole at one end of the inner surface of the clamping groove.

Preferably, the limiting slide block is clamped with the limiting clamping groove on the inner surface of the clamping groove in a sliding mode through the clamping block on the side face.

Preferably, the inner surface of the inner ring of the spirally through bearing of the second fastening screw is screwed and fixedly connected with the second threaded hole on the side surface of the limiting slide block, and the outer side surface of the limiting slide block is provided with an inserting hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up supporting inner circle upper surface joint groove, the staff of can being convenient for promotes installing the inside rolling element of arc recess, thereby avoid the rolling element to carry out the shutoff to the one end of slide, avoid the staff to go on supporting outer lane and supporting inner circle, thereby reduce staff's intensity of labour, then spacing slider and locating piece carry out the shutoff to the joint groove, can prevent that the rolling element from breaking away from between supporting outer lane and the supporting inner circle, through dismantling spacing slider and locating piece, can be convenient for dismantle the rolling element between supporting outer lane and the supporting inner circle, through the slide adjusting to spacing slider and locating piece, can be convenient for the staff to carry out quick installation to the inside rolling element of slewing bearing, and reduce staff's intensity of labour, improve the packaging efficiency to slewing bearing.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic view of the expanded structure of the main body of the present invention;

FIG. 3 is a schematic structural view of the supporting device of the present invention;

FIG. 4 is a schematic structural view of the inner ring of the present invention;

FIG. 5 is a schematic structural view of the limiting slider of the present invention;

fig. 6 is a schematic view of the positioning block splitting of the present invention.

In the figure: 1-a supporting device, 2-a supporting outer ring, 3-a supporting inner ring, 4-a limiting sliding block, 5-a positioning block, 6-a rolling body, 7-a third threaded hole, 8-a slideway, 9-a clamping groove, 10-a limiting sliding groove, 11-a second fastening screw, 12-a limiting clamping groove, 13-a clamping block, 14-a second threaded hole, 15-a first threaded hole, 16-a first fastening screw and 17-a clamping plate.

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. 1-6, the present invention provides an embodiment: a slewing bearing mechanism for a robot comprises a supporting device 1 and a supporting outer ring 2, the supporting outer ring 2 is rotatably sleeved on the peripheral surface of the supporting device 1, a supporting inner ring 3 is fixedly installed inside the supporting device 1, a rolling body 6 is uniformly and rotatably clamped on the outer surface of the supporting inner ring 3, a clamping groove 9 is formed in the edge of the upper surface of the supporting inner ring 3, a limiting sliding groove 10 is formed in the bottom edge of the inner end surface of the clamping groove 9, a sliding way 8 is formed in the inner surface of the supporting inner ring 3 in a penetrating manner, a third threaded hole 7 is formed in the center of the bottom surface of the inner end edge of the clamping groove 9, a limiting clamping groove 12 is formed in the surface of the inner end of the clamping groove 9, a second fastening screw 11 is spirally connected in a penetrating manner on the upper portion of the inner surface of the supporting inner ring 3, a limiting sliding slide block 4 is clamped at one end inside of the clamping groove 9, and a positioning block 5 is slidably clamped at the other end inside of the clamping groove 9, the side middle part symmetry fixedly connected with joint piece 13 of limit slider 4, second screw hole 14 has been seted up at limit slider 4's side upper portion center, and the marginal welding of a terminal surface bottom of locating piece 5 has joint board 17, and first screw hole 15 has been seted up at the top surface center of locating piece 5, and the inside spiral connection of first screw hole 15 has first fastening screw 16.

Arc grooves are formed in the center of the peripheral surface of the supporting inner ring 3 and the center of the inner surface of the supporting outer ring 2, connecting holes are formed in the upper surfaces of the supporting device 1 and the supporting inner ring 3, the positioning block 5 is in sliding insertion connection with the limiting sliding groove 10 in one end inside the clamping groove 9 through the clamping plate 17 of one end face, the first fastening screw 16 is in threaded connection with the first threaded hole 15 in a threaded mode and is in fastening threaded connection with the third threaded hole 7 in one end of the inner surface of the clamping groove 9 in a threaded mode, the limiting sliding block 4 is in sliding clamping connection with the limiting clamping groove 12 in the inner surface of the clamping groove 9 through the clamping block 13 in the side face, the second fastening screw 11 is in threaded connection with the inner surface of the supporting inner ring 3 in a threaded mode and is in threaded connection with the second threaded hole 14 in the side face of the limiting sliding block 4, and inserting holes are formed in the outer side face of the limiting sliding block 4.

The working principle is as follows: when the bearing device 1 and the bearing outer ring 2 after production are assembled, the bearing outer ring 2 and the bearing inner ring 3 are firstly placed on the surface of a platform, then the positioning block 5 is installed inside the clamping groove 9 on the outer surface of the bearing inner ring 3, and one end of the positioning block 5 is pushed to slide inside the clamping groove 9, so that the clamping plate 17 at one end of the positioning block 5 is in sliding insertion connection with the limiting sliding groove 10 at one end inside the clamping groove 9, then the bearing device 1 is placed in the center inside the bearing outer ring 2, so that the outer surface of the bearing device 1 is in sliding contact with the inner surface of the bearing outer ring 2, then the rolling body wrapped with lubricating oil is installed inside the arc-shaped groove between the bearing device 1 and the bearing outer ring 2 through the sliding way 8 on the inner surface of the bearing inner ring 3, then the rolling body entering the arc-shaped groove is pushed inside the clamping groove 9, so that the rolling body slides inside the arc-shaped groove, and the rolling body is far away from one end of the slide way 8, then the rolling bodies are continuously installed until all the rolling bodies are installed in the arc-shaped groove, then one end of the positioning block 5 is pulled to drive the clamping plate 17 to be separated from the inside of the limiting sliding groove 10 until one end of the positioning block 5 is abutted against the other end of the clamping groove 9, then the limiting slide block 4 is clamped with the upper surface of the clamping plate 17 at one end of the clamping groove 9, meanwhile, the limiting slide block 4 is clamped with the limiting clamping groove 12 on the inner surface of the clamping groove 9 through the clamping block 13 on the side surface, then the first fastening screw 16 is rotated to spirally penetrate through the first threaded hole 15 to be spirally fastened and connected with the third threaded hole 7 on the inner bottom surface of the clamping groove 9, so as to position the positioning block 5 in the clamping groove 9, then the second fastening screw 11 is rotated to penetrate through the inner side surface of the supporting inner ring 3 to be spirally fastened and connected with the second threaded hole 14 on the side surface of the limiting slide block 4, thereby fix limit slider 4 in the inside of joint groove 9, then carry out the shutoff with slide 8 again can, through the slide adjusting to limit slider 4 and locating piece 5, can be convenient for the staff to install slewing bearing inside rolling element fast to reduce staff's intensity of labour, improve the packaging efficiency to slewing bearing.

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 slewing bearing mechanism for robot, includes supporting device (1) and support outer lane (2), its characterized in that: the supporting outer ring (2) is rotatably sleeved on the peripheral surface of the supporting device (1), a supporting inner ring (3) is fixedly mounted inside the supporting device (1), a rolling body (6) is uniformly and rotatably clamped on the outer surface of the supporting inner ring (3), a clamping groove (9) is formed in the edge of the upper surface of the supporting inner ring (3), a limiting sliding groove (10) is formed in the edge of the bottom of one end face inside the clamping groove (9), a sliding way (8) is formed in the inner surface of the supporting inner ring (3) in a penetrating manner, a third threaded hole (7) is formed in the center of the bottom of one end edge inside the clamping groove (9), a limiting clamping groove (12) is formed in the surface of one end inside the clamping groove (9), a second fastening screw (11) is spirally connected to the upper portion of the inner surface of the supporting inner ring (3) in a penetrating manner, and a limiting sliding block (4) is clamped at one end inside the clamping groove (9), the inside other end sliding clamping of joint groove (9) has locating piece (5), the side middle part symmetry fixedly connected with joint piece (13) of limit slider (4), second screw hole (14) have been seted up at the side upper portion center of limit slider (4), a terminal surface bottom edge welding of locating piece (5) has joint board (17), first screw hole (15) have been seted up at the top surface center of locating piece (5), the inside screw connection of first screw hole (15) has first fastening screw (16).

2. The slewing bearing mechanism for a robot according to claim 1, wherein: arc-shaped grooves are formed in the centers of the peripheral surfaces of the supporting inner rings (3) and the centers of the inner surfaces of the supporting outer rings (2), and connecting holes are formed in the upper surfaces of the supporting devices (1) and the supporting inner rings (3).

3. The slewing bearing mechanism for a robot according to claim 1, wherein: the positioning block (5) is in sliding insertion connection with a limiting sliding groove (10) at one end inside the clamping groove (9) through a clamping plate (17) on one end face.

4. The slewing bearing mechanism for a robot according to claim 1, wherein: the first fastening screw (16) penetrates through the first threaded hole (15) in a spiral mode and is connected with the third threaded hole (7) at one end of the inner surface of the clamping groove (9) in a fastening and spiral mode.

5. The slewing bearing mechanism for a robot according to claim 1, wherein: the limiting slide block (4) is in sliding clamping connection with a limiting clamping groove (12) on the inner surface of the clamping groove (9) through a clamping block (13) on the side face.

6. The slewing bearing mechanism for a robot according to claim 1, wherein: the inner surface of the second fastening screw (11) spirally penetrates through the inner supporting ring (3) and is spirally fastened and connected with a second threaded hole (14) in the side surface of the limiting sliding block (4), and an inserting hole is formed in the outer side surface of the limiting sliding block (4).