CN214560915U

CN214560915U - RV reduction gear replaces gear triaxial linkage mechanism

Info

Publication number: CN214560915U
Application number: CN202120218812.9U
Authority: CN
Inventors: 侯咸清
Original assignee: Shanghai Carrier Intelligent Technology Co ltd
Current assignee: Shanghai Carrier Intelligent Technology Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-02
Anticipated expiration: 2031-01-27

Abstract

The utility model provides a RV reduction gear replaces three link gear of gear, including the base with set gradually from bottom to top in lift motion axle, rotary motion axle and translational motion axle on the base, wherein: the rotary motion shaft is arranged on a lifting workbench of the lifting motion shaft, and an output shaft of the rotary motion shaft is in transmission connection with an RV reducer arranged at the top of the rotary motion shaft; and the output end of the RV reducer is vertically arranged upwards and connected with a rotary workbench, and the rotary workbench is connected with the translational motion shaft through a plurality of first bolts. By changing the traditional gear rotation angle mode, the RV reducer is adopted to replace a gear set to rotate, and the RV reducer drives the rotary worktable, so that the angle rotation precision of the rotary worktable is greatly improved; and it has simple structure, uses and simple to operate, and the precision is higher, and the transmission moment of torsion is big and operating noise advantage such as little.

Description

RV reduction gear replaces gear triaxial linkage mechanism

Technical Field

The utility model relates to an industrial robot especially relates to a RV reduction gear replaces gear three-axis link gear.

Background

On traditional forging line at the bearing ring, generally adopt manual operation mode to snatch the high temperature bearing ring on forging line from a station and put another station, but because workshop operational environment temperature is very high, especially hot summer, the workman only has to the dry heat dissipation of living of bare arm, directly brings the potential safety hazard, and generally every 2 hours dry will leave the post and have a rest and dispel the heat half an hour of drinking water. After a long time when domestic robots appear in the market, people hope to adopt the robots to replace manual work to transfer high-temperature bearing rings on a forging line.

At present, through the continuous research and development of industrial robot technology in recent years, for forging lines of 100 tons, 160 tons and over 160 tons, various forging industrial robots of different grades, such as 6 shafts 50 kilograms, 6 shafts 150 kilograms and the like, which can be used for carrying out automatic modification on the forging lines of different grades, have been developed.

However, the 3-axis or 4-axis rotating shaft of the existing 6-axis forging industrial robot generally adopts a gear transmission mode, and the gear transmission generally has the defects of low efficiency, small torque, large sound, poor precision and the like. Therefore, there is a need for an improvement in the transmission of the 3-axis or 4-axis rotating shaft in the existing 6-axis forging industrial robot.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: aiming at the defects of the prior art, the RV reducer replaces a gear three-shaft linkage mechanism.

The utility model discloses a solve above-mentioned technical problem and adopt following technical scheme:

the utility model provides a RV reduction gear replaces three link gear of gear, including the base with set gradually from bottom to top in lift motion axle, rotary motion axle and translational motion axle on the base, wherein: the rotary motion shaft is arranged on a lifting workbench of the lifting motion shaft, and an output shaft of the rotary motion shaft is in transmission connection with an RV reducer arranged at the top of the rotary motion shaft; and the output end of the RV reducer is vertically arranged upwards and connected with a rotary workbench, and the rotary workbench is connected with the translational motion shaft through a plurality of first bolts.

Further, RV reduction gear replace gear three-axis link gear on, the lift motion axle includes riser, guide rail, elevator motor, lead screw, slip table, slider, connecting plate and elevating platform, wherein:

the two vertical plates are vertically arranged on the base at intervals, and the left end and the right end of the inner side of each vertical plate are respectively and vertically provided with the guide rail;

an output shaft of the lifting motor is connected with the screw rod, and the sliding table is movably arranged on the screw rod and is connected with the guide rail in a sliding manner through a sliding block; and

the two sides of the sliding table are connected with the lifting workbench arranged at the top of the sliding table through connecting plates, and the rotary motion shaft is arranged on the lifting workbench.

Further preferably, on the RV reducer replacing a gear three-axis linkage mechanism, the lifting motor is vertically arranged on the base upwards, or is vertically arranged on the top end of the vertical plate downwards.

Further preferably, on the RV reducer replacing a gear three-axis linkage mechanism, the sliding table is connected with the two guide rails on the other side in a sliding manner through an L-shaped transition plate and the sliding block.

Further preferably, on the RV reducer replacing a gear three-shaft linkage mechanism, the rotational motion shaft adopts a vertically arranged servo motor, and an output shaft of the servo motor is connected with the RV reducer.

Furthermore, on the RV reducer replacing a gear three-shaft linkage mechanism, the translational motion shaft adopts a screw rod sliding platform.

Furthermore, on the RV reducer replacing a gear three-shaft linkage mechanism, the lower end of the rotary motion shaft is detachably connected with a lifting workbench on the lifting motion shaft through a plurality of second bolts.

Furthermore, on the RV reduction gear replaces gear three-shaft linkage mechanism, still include:

the PLC control cabinet is arranged on the base and located at one side of the lifting motion shaft, and the PLC control cabinet is electrically connected with the lifting motion shaft, the rotary motion shaft and the translational motion shaft respectively.

Further preferably, on the RV reducer replace gear three-axis linkage mechanism, the side wall of the PLC control cabinet is provided with a display screen and a control button, and the top of the PLC control cabinet is provided with a warning lamp.

Furthermore, on the RV reducer replacing a gear three-shaft linkage mechanism, four corners of the base are respectively provided with an ear plate, and the ear plates are provided with mounting holes.

The utility model adopts the above technical scheme, compare with prior art, have following technological effect:

the utility model provides a RV reduction gear replaces gear three-axis link gear, through the mode that changes traditional gear rotation angle, adopts RV reduction gear to replace the gear train and rotates, is provided power by the servo motor of rotary motion axle and gives the RV reduction gear to drive swivel work head through the RV reduction gear, has improved swivel work head's angle rotation precision greatly; and the RV reducer replaces a gear three-shaft linkage mechanism and has the advantages of simple structure, convenience in use and installation, higher precision, large transmission torque, low running noise and the like.

Drawings

Fig. 1 is a schematic view of a structure of an RV reducer replacing a gear three-axis linkage mechanism of the present invention;

fig. 2 is a schematic view of an assembly structure of a rotational motion shaft and an RV reducer in the gear three-shaft linkage mechanism replaced by the RV reducer of the present invention;

fig. 3 is a schematic structural view of a lifting motion shaft and a PLC control cabinet in the gear three-shaft linkage mechanism replaced by the RV reducer of the present invention;

fig. 4 is a schematic structural view of a lifting motion shaft in a gear three-shaft linkage mechanism replaced by an RV reducer of the present invention;

fig. 5 is a schematic view of a top view structure of a rotary worktable in the RV reducer replacing a gear three-axis linkage mechanism of the present invention;

fig. 6 is a schematic top view of a base in a three-axis linkage mechanism with an RV reducer replacing a gear according to the present invention;

wherein the reference symbols are:

10-base, 11-ear plate; 20-lifting motion shaft, 21-vertical plate, 22-guide rail, 23-lifting motor, 24-screw rod, 25-sliding table, 26-sliding block, 27-connecting plate, 28-lifting workbench and 29-L-shaped transition plate; 30-a rotating motion shaft, 31-a speed reducer, 32-a rotating table, 33-a first bolt and 34-a second bolt; 40-translational motion axis, 41-translational workbench, 50-PLC control cabinet, 51-industrial control display screen, 52-control button and 53-warning lamp.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings.

In some embodiments, as shown in fig. 1 and 2, an RV reducer is provided instead of a gear three-axis linkage, including a base 10, and an ascending and descending motion axis 20, a rotating motion axis 30, and a translating motion axis 40 sequentially disposed on the base 10 from bottom to top, wherein: the rotary motion shaft 30 is arranged on the lifting workbench 28 of the lifting motion shaft 20, and the output shaft of the rotary motion shaft is in transmission connection with an RV reducer 31 arranged at the top of the rotary motion shaft; and the output end of the RV reducer 31 is vertically arranged upwards and connected with a rotary table 32, and the rotary table 32 is connected with a translational motion shaft 40 through a plurality of first bolts 33. Through changing traditional gear rotation angle's mode, adopt RV reduction gear 31 to replace traditional gear train rotatory, provide power for RV reduction gear 31 by the servo motor of rotary motion axle 30 to drive swivel work head 32 through RV reduction gear 31, improved swivel work head's angle rotational accuracy greatly, its rotational accuracy can reach 0.1 arc minute.

In one embodiment, as shown in fig. 3 and 4, the lifting movement shaft 20 includes a vertical plate 21, a guide rail 22, a lifting motor 23, a screw 24, a slide table 25, a slider 26, a connecting plate 27, and a lifting table 28, wherein: the two vertical plates 21 are arranged on the base 10 vertically at intervals, and the left end and the right end of the inner side of each vertical plate 21 are respectively and vertically provided with a guide rail 22; an output shaft of the lifting motor 23 is connected with a screw rod 24, and a sliding table 25 is movably arranged on the screw rod 24 and is connected with the guide rail 22 in a sliding manner through a sliding block 26; and the two sides of the sliding table 25 are connected with a lifting working table 28 arranged at the top of the sliding table through a connecting plate 27, and the lifting working table 28 is provided with a rotary motion shaft 30.

In one embodiment, as shown in fig. 3 and 4, the lifting motor 23 is vertically arranged on the base 10 upward, and an output shaft at the top end thereof is connected with the lower end of the screw rod 24 through a coupling; or the lifting motor 23 is vertically arranged at the top end of the vertical plate 21 downwards, and the output shaft at the lower end of the lifting motor is connected with the top end of the screw rod 24 through a coupler, so that the rotation of the screw rod 24 is driven through the rotation of the lifting motor 23, and then the torsion of the lifting motor 23 is converted into the lifting force for driving the lifting workbench 28 to move up and down through the sliding block 26.

In one embodiment, as shown in fig. 3 and 4, the sliding table 25 is slidably connected to the two guide rails 22 on the other side through an L-shaped transition plate 29 and a sliding block 26, four guide rails 22 are vertically arranged on the base 10 at four corners, and stability and accuracy of the sliding block 26 and the lifting table 28 thereof during the up-down lifting process are ensured through the four guide rails 22.

In one embodiment, as shown in fig. 1, 2 and 4, the rotational motion shaft 30 is a vertically arranged servo motor, and an output shaft of the servo motor is connected with an RV reducer 31; the translational motion shaft 40 adopts a screw rod sliding platform.

In one embodiment, as shown in fig. 1, 2, 4 and 5, a plurality of threaded holes are uniformly distributed on the rotary table 32, the translational movement shaft 40 is fixedly mounted on the rotary table 32 through a plurality of corresponding first bolts 33, so that the servo motor of the rotational movement shaft 30 provides power to the RV reducer 31, and the rotary table 32 is driven through the RV reducer 31, so as to improve the operation stability and the angular rotation precision of the rotary table 32. In addition, the lower extreme of rotary motion axle 30 passes through a plurality of second bolts 34 and is connected with the elevating platform 28 of elevating motion epaxial 20 can dismantle, and similarly, also seted up the screw hole of a plurality of equipartitions on elevating platform 28 to adopt a plurality of second bolts 34 with rotary motion axle 30 fixed mounting on elevating platform 28, with the stability of guaranteeing rotary motion axle 30 operation and the precision of going up and down.

In one embodiment, as shown in fig. 1, 3 and 4, the RV reducer further comprises, in place of the gear-three-axis linkage: the PLC control cabinet 50 is arranged on the base 10, the PLC control cabinet 50 is arranged on one side of the lifting movement shaft 20, and the robot body, the PLC control cabinet 50 and the industrial control display screen 51 are equivalent to the three-position integrated design of the demonstrator, so that the cost is saved, the occupied area is small, and the field installation and the carrying are convenient. And the PLC control cabinet 50 is respectively electrically connected with the lifting motion shaft 20, the rotating motion shaft 30 and the translational motion shaft 40, and the movement of the lifting motion shaft 20, the rotating motion shaft 30 and the translational motion shaft 40 is controlled by the PLC control cabinet 50.

In one embodiment, as shown in fig. 1, 3 and 4, the PLC control cabinet 50 is provided with an industrial control display screen 51, a control button 52 on a side wall thereof, and a warning light 53 on a top thereof; the industrial control display screen 51 is a touch screen and is used for displaying the working state of the industrial robot and selecting a working mode in real time; the control button 52 is used for controlling the start and stop of the industrial robot; warning light 53 is used for sending out when this industrial robot breaks down and reports to the police, reminds the staff in time to handle, and warning light 53 adopts audible-visual annunciator. And a plurality of radiating holes are uniformly distributed on the front side wall of the PLC control cabinet 50.

In one embodiment, as shown in fig. 1, 3, 4 and 6, ear plates 11 are respectively disposed at four corners of the base 10, and mounting holes are opened on the ear plates 11. The lug plate 11 and the base 10 are integrally formed or welded on the base 10 in a welding mode, and the base 10 can be fixedly installed on a corresponding working platform through bolts penetrating through the lug plate 11, so that the running stability of the RV reducer replacing a gear three-shaft linkage mechanism is guaranteed.

The present invention has been described in detail with reference to the specific embodiments, but the present invention is only by way of example and is not limited to the specific embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are intended to be within the scope of the present invention. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.

Claims

1. The utility model provides a RV reduction gear replaces gear three-axis link gear which characterized in that, include base (10) and set gradually from bottom to top in lift motion axle (20), rotary motion axle (30) and translation motion axle (40) on base (10), wherein: the rotary motion shaft (30) is arranged on a lifting workbench (28) of the lifting motion shaft (20), and an output shaft of the rotary motion shaft is in transmission connection with an RV reducer (31) arranged at the top of the rotary motion shaft; and the output end of the RV reducer (31) is vertically upwards arranged and connected with a rotary workbench (32), and the rotary workbench (32) is connected with the translational motion shaft (40) through a plurality of first bolts (33).

2. The RV reducer replaces gear three-axis linkage mechanism according to claim 1, characterized in that the lifting motion shaft (20) comprises a vertical plate (21), a guide rail (22), a lifting motor (23), a screw rod (24), a sliding table (25), a slider (26), a connecting plate (27) and a lifting table (28), wherein:

the two vertical plates (21) are vertically arranged on the base (10) at intervals, and the left end and the right end of the inner side of each vertical plate (21) are respectively and vertically provided with the guide rail (22);

the output shaft of the lifting motor (23) is connected with the screw rod (24), and the sliding table (25) is movably arranged on the screw rod (24) and is connected with the guide rail (22) in a sliding manner through a sliding block (26); and

the two sides of the sliding table (25) are connected with the lifting workbench (28) through connecting plates (27) and the top of the sliding table, and the lifting workbench (28) is provided with the rotary motion shaft (30).

3. The RV reducer instead of a gear three-shaft linkage mechanism according to claim 2, characterized in that said lifting motor (23) is vertically set up on said base (10) or vertically set up on the top of said vertical plate (21) downwards.

4. The RV reducer gear-three-shaft linkage mechanism as claimed in claim 2, characterized in that said sliding table (25) is connected with two said guide rails (22) on the other side in a sliding way through L-shaped transition plate (29) and said sliding block (26).

5. The RV reducer mechanism instead of a gear three-shaft linkage according to claim 1, characterized in that said rotary motion shaft (30) is a vertically arranged servomotor, the output shaft of which is connected to said RV reducer (31).

6. The RV reducer instead of a gear three-axis linkage according to claim 1, characterized in that said translational motion axis (40) employs a lead screw sliding platform.

7. The RV reducer instead of a gear three-shaft linkage mechanism according to claim 1, characterized in that the lower end of said rotational movement shaft (30) is detachably connected to the lifting table (28) on said lifting movement shaft (20) by means of a plurality of second bolts (34).

8. The RV reducer-substituted gear three-axis linkage of claim 1, further comprising:

the PLC control cabinet (50) is arranged on the base (10) and located at one side position of the lifting motion shaft (20), and the PLC control cabinet (50) is electrically connected with the lifting motion shaft (20), the rotary motion shaft (30) and the translational motion shaft (40) respectively.

9. The RV reducer gear-wheel three-shaft linkage mechanism according to claim 8, characterized in that the side wall of the PLC control cabinet (50) is provided with a display screen (51), a control button (52) and the top is provided with a warning lamp (53).

10. The RV reducer gear-substituted three-axis linkage mechanism according to claim 1, characterized in that ear plates (11) are respectively arranged at four corners of said base (10), and mounting holes are opened on said ear plates (11).