CN210998815U

CN210998815U - Manipulator slewer

Info

Publication number: CN210998815U
Application number: CN201921753113.3U
Authority: CN
Inventors: 范荣光; 陈振虎; 张大庆
Original assignee: Tianjin Yirongda Hydraulic Machinery Co ltd
Current assignee: Tianjin Yirongda Hydraulic Machinery Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-07-14
Anticipated expiration: 2029-10-18

Abstract

The utility model provides a manipulator slewer, including rotary platform and gyration dish, the gyration dish is fixed in on the rotary platform through the screw, rotary platform includes supporting mechanism, power pack and drive unit install in supporting mechanism. Utilize the utility model discloses a manipulator slewer of technical scheme preparation through the cooperation between ball and the spout, has reduced the wearing and tearing in the work greatly, has shortened device maintenance cycle, the effectual life who prolongs the device, and the cost is reduced has realized two-way high accuracy rotation through the cooperation of servo motor and speed reducer simultaneously, has improved work efficiency.

Description

Manipulator slewer

Technical Field

The utility model belongs to the automatic processing field especially relates to a manipulator slewer.

Background

The manipulator is an automatic machine device and is a fusion of various technologies, such as a computer technology, a mechanical manufacturing technology, an artificial intelligence technology and the like. The research level of the mechanical arm is inseparable from the development condition of the scientific and technological level of a country, and reflects the comprehensive scientific and technological strength of a country to a certain extent. The slewing device is used as an important component of the manipulator, plays an important role in connecting and supporting the whole manipulator and is an important part for ensuring the accurate and normal operation of the manipulator.

However, the prior art has the advantages of simple structure, poor practicability, low precision, large loss in the using process, long damage maintenance period and low working efficiency directly caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems, a manipulator slewing device is designed.

The technical scheme of the utility model be, a manipulator slewer, including rotary platform and gyration dish, the gyration dish is fixed in on the rotary platform through the screw, rotary platform includes supporting mechanism, power pack and drive unit install in supporting mechanism.

The supporting mechanism comprises a supporting base, a rotating connection unit and a fixed base, wherein the rotating base is located above the supporting base and connected through the rotating connection unit, the fixed base is located above the rotating base and connected through the rotating connection unit, and the fixed base is fixedly connected with the supporting base through a screw.

The rotary connection unit comprises two clamping rings and sixteen balls, eight holes are formed in the clamping rings, and the balls are mounted in the holes.

The improved rotary base is characterized in that a supporting chute is arranged on the upper surface of the supporting base, two opposite rotary chutes are arranged on the upper surface and the lower surface of the rotary base chassis, a fixed chute is arranged on the lower surface of the fixed base, snap rings are arranged between the supporting chute and the rotary chute and between the fixed chute and the rotary chute, and balls in upper holes of the snap rings are embedded in the chutes.

The power unit comprises a servo motor and a speed reducer, the servo motor and the speed reducer are fixedly installed in the rotating base, and the output end of the servo motor is connected with the speed reducer through a belt.

The transmission unit comprises a pinion, a gearwheel, a transmission shaft and a deep groove ball bearing, the transmission shaft is positioned at the central shaft of the rotating base, the lower end of the transmission shaft is arranged in the supporting base through the deep groove ball bearing, the upper end of the transmission shaft is fixedly connected with the rotating base, the pinion is sleeved on an output shaft of the speed reducer through a key, and the gearwheel is sleeved on the transmission shaft through the key and is meshed with the pinion.

The rotary disc comprises a rotary fixing part and a rotary supporting part, the rotary fixing part is fixed on the rotary base through screws, and the rotary supporting part is welded on the rotary fixing part.

Eight connecting sliding grooves are formed in the rotary supporting portion.

Utilize the utility model discloses a manipulator slewer of technical scheme preparation through the cooperation between ball and the spout, has reduced the wearing and tearing in the work greatly, has shortened device maintenance cycle, the effectual life who prolongs the device, and the cost is reduced has realized two-way high accuracy rotation through the cooperation of servo motor and speed reducer simultaneously, has improved work efficiency.

Drawings

FIG. 1 is a sectional view of the overall structure of the present invention;

FIG. 2 is a two-dimensional view of the overall structure of the present invention;

FIG. 3 is a structural diagram of the connection part of the connection unit of the present invention;

FIG. 4 is a three-dimensional view of a snap ring and ball structure.

In the figure: 1. a rotating platform; 2. a rotary disk; 3. a support base; 4. rotating the base; 5. a rotary connection unit; 6. a fixed base; 7. a snap ring; 8. a ball bearing; 9. an aperture; 10. a support chute; 11. rotating the chute; 12. fixing the chute; 13. a servo motor; 14. a speed reducer; 15. a pinion gear; 16. a bull gear; 17. a drive shaft; 18. a deep groove ball bearing; 19. a rotation fixing part; 20. a rotation support portion; 21. and a connecting chute.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, and as shown in fig. 1-2, a manipulator turning device includes a turning platform and a turning disc, the turning disc is fixed on the turning platform by screws, the turning platform includes a supporting mechanism, a power unit and a transmission unit, and the power unit and the transmission unit are installed in the supporting mechanism; the supporting mechanism comprises a supporting base, a rotating connection unit and a fixed base, the rotating base is positioned above the supporting base and is connected through the rotating connection unit, the fixed base is positioned above the rotating base and is connected through the rotating connection unit, and the fixed base is fixedly connected with the supporting base through a screw; the power unit comprises a servo motor and a speed reducer, the servo motor and the speed reducer are fixedly arranged in the rotating base, and the output end of the servo motor is connected with the speed reducer through a belt; the transmission unit comprises a pinion, a gearwheel, a transmission shaft and a deep groove ball bearing, the transmission shaft is positioned at the central shaft of the rotating base, the lower end of the transmission shaft is arranged in the supporting base through the deep groove ball bearing, the upper end of the transmission shaft is fixedly connected with the rotating base, the pinion is sleeved on an output shaft of the speed reducer through a key, and the gearwheel is sleeved on the transmission shaft through the key and is meshed with the pinion; the rotary disc comprises a rotary fixing part and a rotary supporting part, the rotary fixing part is fixed on the rotary base through a screw, and the rotary supporting part is welded on the rotary fixing part; eight connecting sliding grooves are formed in the rotary supporting portion.

When the device works, firstly, the manipulator is fixed on a rotary disc through a connecting chute on a rotary supporting part, then a power supply is switched on, the output end of a servo motor rotates, and a speed reducer connected with the output end of the servo motor through a belt rotates, so that a transmission shaft connected with the output end of the speed reducer through big and small gears in a meshed manner is driven to rotate, the rotating transmission shaft drives a rotary base fixedly connected with the upper end of the rotating transmission shaft to rotate, and at the moment, the rotary disc fixed on the rotary base starts to rotate, so that the rotary motion of the manipulator on; the speed reducer can effectively control the rotating speed, so that the rotating direction of the manipulator can be converted by reversing the servo motor, and the precision can be ensured while the rotation is flexible.

As shown in fig. 3-4, the rotary connection unit comprises two snap rings and sixteen balls, eight holes are formed in the snap rings, and the balls are mounted in the holes; the improved rotary base is characterized in that a supporting chute is arranged on the upper surface of the supporting base, two opposite rotary chutes are arranged on the upper surface and the lower surface of the rotary base chassis, a fixed chute is arranged on the lower surface of the fixed base, snap rings are arranged between the supporting chute and the rotary chute and between the fixed chute and the rotary chute, and balls in upper holes of the snap rings are embedded in the chutes.

The supporting base is used for supporting the whole structure, and the fixed base is used for connecting and fixing the rotating base; when the device works, the abrasion in the rotation of the rotating base is greatly reduced through the matching between the ball and the sliding groove in the connecting part of the connecting unit, the maintenance period of the device is shortened, the service life of the device is effectively prolonged, and therefore the cost is reduced.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The manipulator slewing device is characterized by comprising a slewing platform (1) and a slewing disc (2), wherein the slewing disc (2) is fixed on the slewing platform (1) through screws, the slewing platform (1) comprises a supporting mechanism, a power unit and a transmission unit, and the power unit and the transmission unit are installed in the supporting mechanism.

2. The manipulator slewing device according to claim 1, characterized in that the support mechanism comprises a support base (3), a swivel base (4), a swivel connection unit (5) and a fixed base (6), the swivel base (4) is located above the support base (3) and connected by the swivel connection unit (5), the fixed base (6) is located above the swivel base (4) and connected by the swivel connection unit (5), and the fixed base (6) and the support base (3) are fixedly connected by screws.

3. A manipulator rotation device according to claim 2, wherein the rotation connection unit (5) comprises two snap rings (7) and sixteen balls (8), eight holes (9) are provided on the snap rings (7), and the balls (8) are mounted in the holes (9).

4. A manipulator turning device according to claim 2, wherein a support sliding groove (10) is formed in the upper surface of the support base (3), two opposite rotating sliding grooves (11) are formed in the upper and lower surfaces of the base plate of the rotating base (4), a fixed sliding groove (12) is formed in the lower surface of the fixed base (6), snap rings (7) are installed between the support sliding groove (10) and the rotating sliding grooves (11), and between the fixed sliding grooves (12) and the rotating sliding grooves (11), and balls (8) in holes (9) in the snap rings (7) are embedded in the sliding grooves.

5. The manipulator slewing device according to claim 1, wherein the power unit comprises a servo motor (13) and a speed reducer (14), the servo motor (13) and the speed reducer (14) are fixedly mounted in the rotating base (4), and the output end of the servo motor (13) is connected with the speed reducer (14) through a belt.

6. The manipulator slewing device according to claim 1, wherein the transmission unit comprises a pinion (15), a gearwheel (16), a transmission shaft (17) and a deep groove ball bearing (18), the transmission shaft (17) is located at the central axis of the rotating base (4), the lower end of the transmission shaft is mounted in the supporting base (3) through the deep groove ball bearing (18), the upper end of the transmission shaft (17) is fixedly connected with the rotating base (4), the pinion (15) is sleeved on the output shaft of the speed reducer (14) through a key, and the gearwheel (16) is sleeved on the transmission shaft (17) through a key and is meshed with the pinion (15).

7. A manipulator turning device according to claim 1, wherein the turning disc (2) comprises a turning fixing part (19) and a turning support part (20), the turning fixing part (19) is fixed to the rotating base (4) by screws, and the turning support part (20) is welded to the turning fixing part (19).

8. A manipulator turning device according to claim 7, wherein eight connecting runners (21) are provided on the turning support (20).