CN214772056U

CN214772056U - Transmission structure of mechanical arm

Info

Publication number: CN214772056U
Application number: CN202121043391.7U
Authority: CN
Inventors: 王雪; 范明随
Original assignee: Xiangyang Jintian Weiye Electromechanical Equipment Co ltd
Current assignee: Xiangyang Jintian Weiye Electromechanical Equipment Co ltd
Priority date: 2021-05-15
Filing date: 2021-05-15
Publication date: 2021-11-19
Anticipated expiration: 2031-05-15

Abstract

The utility model discloses a robotic arm's transmission structure relates to robotic arm technical field. The utility model discloses a robotic arm, mount pad, transmission and lubricating arrangement, transmission set up at the top of mount pad, transmission and mount pad fixed connection, and lubricating arrangement sets up at transmission's top, lubricating arrangement and transmission fixed connection, and robotic arm sets up at lubricating arrangement's top, and robotic arm rotates with lubricating arrangement to be connected. The utility model discloses a set up lubricating arrangement and transmission and can drop the lubricating oil circulation intermittent type in the oil storage box in driven gear and driving gear, reduce the frictional force between driven gear and the driving gear, also can avoid driven gear and driving gear to damage when making driving gear and driven gear pivoted faster, and then make robotic arm can normal use.

Description

Transmission structure of mechanical arm

Technical Field

The utility model belongs to the technical field of robotic arm, especially, relate to a robotic arm's transmission structure.

Background

The meshing between the gears is often needed in the transmission structure of the mechanical arm, however, the existing gear meshing has certain defects when in use, a lubricating device for the gears is not arranged in the meshing between the gears in the existing transmission structure, when the gears are meshed, the friction force between the gears can be increased, the rotating speed of the gears is reduced, the operating speed of the transmission mechanism is further reduced, and even the transmission mechanism and the mechanical arm cannot be normally used, so that the transmission structure of the mechanical arm is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a robotic arm's transmission structure to current problem has been solved: a lubricating device for the gears is not arranged in the meshing between the gears in the existing transmission structure, when a plurality of gears are meshed, the friction force between the gears can be increased, the rotating speed of the gears is reduced, the running speed of the transmission mechanism is further reduced, and even the transmission mechanism and the mechanical arm cannot be used normally.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a robotic arm's transmission structure, including robotic arm, mount pad, transmission and lubricating arrangement, transmission sets up the top at the mount pad, transmission and mount pad fixed connection, lubricating arrangement sets up the top at transmission, lubricating arrangement and transmission fixed connection, robotic arm sets up the top at lubricating arrangement, robotic arm rotates with lubricating arrangement to be connected.

Further, lubricating arrangement includes oil storage box, through-hole, sealed pad, reset spring, trapezoidal box, the powerful magnet of second, montant, connecting box and oil-out, the oil storage box sets up in the connecting box, oil storage box and connecting box fixed connection, the through-hole is seted up in the oil storage box, sealed pad sets up directly over the through-hole and offsets with the through-hole, reset spring sets up between sealed pad and the interior diapire of oil storage box.

Further, reset spring's both ends respectively with sealed pad and oil storage box elastic connection, trapezoidal box sets up in the bottom of oil storage box, trapezoidal box and oil storage box fixed connection, the bottom at trapezoidal box is seted up to the oil-out, the montant sets up in the sealed bottom of filling up, montant and sealed fixed connection that fills up, the montant runs through trapezoidal box, the powerful magnet of second sets up the bottom at the montant, the powerful magnet of second and montant fixed connection.

Further, transmission includes driving motor, end box, first bull stick, driving gear, second bull stick, driven gear, first powerful magnet and collects the box, end box sets up in the bottom of connecting box, end box and connecting box fixed connection, first bull stick and second bull stick all set up in end box.

Furthermore, first bull stick and second bull stick all rotate with end box and are connected, the driving gear sets up the surface at first bull stick, driving gear and first bull stick fixed connection, driven gear and first powerful magnet all set up the surface at the second bull stick.

Furthermore, the driven gear and the first strong magnet are fixedly connected with the second rotating rod, the first strong magnet is opposite to the second strong magnet in position, the magnetic poles of the near ends of the first strong magnet and the second strong magnet are the same, the driven gear is meshed with the driving gear, the driven gear is arranged right below the oil outlet, and the driving motor is arranged at the top of the mounting seat.

Further, driving motor's output extends to in the first bull stick, driving motor and first bull stick fixed connection, collect the box setting in the bottom of end box, collect box and end box fixed connection.

Further, the mechanical arm is arranged at the top of the connecting box and is rotatably connected with the connecting box.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up lubricating arrangement and transmission and can drop the lubricating oil circulation intermittent type in the oil storage box in driven gear and driving gear, reduce the frictional force between driven gear and the driving gear, also can avoid driven gear and driving gear to damage when making driving gear and driven gear pivoted faster, and then make robotic arm can normal use.

2. The utility model discloses a set up and collect the box and can collect the outside lubricating oil of drippage at driving gear and driven gear, can carry out the use once more to the lubricating oil in collecting the box, and then avoid causing the waste of lubricating oil.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the present invention at B in FIG. 1;

fig. 4 is a left side view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a robot arm; 2. a mounting seat; 3. a transmission device; 301. a drive motor; 302. a bottom case; 303. a first rotating lever; 304. a driving gear; 305. a second rotating rod; 306. a driven gear; 307. a first powerful magnet; 308. a collection box; 4. a lubricating device; 401. an oil storage box; 402. a through hole; 403. a gasket; 404. a return spring; 405. a trapezoidal box; 406. a second powerful magnet; 407. a vertical rod; 408. a connection box; 409. and an oil outlet.

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

Referring to fig. 1-4, the present invention relates to a transmission structure of a robot arm, including a robot arm 1, a mounting base 2, a transmission device 3 and a lubrication device 4, the transmission device 3 is disposed on the top of the mounting base 2, the transmission device 3 is fixedly connected to the mounting base 2, the lubrication device 4 is disposed on the top of the transmission device 3, the lubrication device 4 is fixedly connected to the transmission device 3, the robot arm 1 is disposed on the top of the lubrication device 4, the robot arm 1 is rotatably connected to the lubrication device 4, the lubrication device 4 includes an oil storage box 401, a through hole 402, a sealing gasket 403, a return spring 404, a trapezoid box 405, a second strong magnet 406, a vertical rod 407, a connecting box 408 and an oil outlet 409, the oil storage box 401 is disposed in the connecting box 408, the oil storage box 401 is fixedly connected to the connecting box 408, the through hole 402 is disposed in the oil storage box 401, the sealing gasket 403 is disposed in the oil storage box 401, sealing pad 403 sets up directly over through-hole 402 and offsets with through-hole 402, reset spring 404 sets up between the bottom wall in sealed pad 403 and oil storage box 401, reset spring 404's both ends respectively with sealed pad 403 and oil storage box 401 elastic connection, trapezoidal box 405 sets up the bottom at oil storage box 401, trapezoidal box 405 and oil storage box 401 fixed connection, oil-out 409 is seted up in the bottom of trapezoidal box 405, montant 407 sets up the bottom at sealed pad 403, montant 407 and sealed pad 403 fixed connection, montant 407 runs through trapezoidal box 405, second powerful magnet 406 sets up the bottom at montant 407, second powerful magnet 406 and montant 407 fixed connection, lubricating arrangement 4 can be to the surface circulation dropwise add lubricating oil of driven gear 306 and driving gear 304.

The transmission device 3 comprises a driving motor 301, a bottom box 302, a first rotating rod 303, a driving gear 304, a second rotating rod 305, a driven gear 306, a first strong magnet 307 and a collection box 308, wherein the bottom box 302 is arranged at the bottom of the connection box 408, the bottom box 302 is fixedly connected with the connection box 408, the first rotating rod 303 and the second rotating rod 305 are arranged in the bottom box 302, the first rotating rod 303 and the second rotating rod 305 are both rotatably connected with the bottom box 302, the driving gear 304 is arranged on the outer surface of the first rotating rod 303, the driving gear 304 is fixedly connected with the first rotating rod 303, the driven gear 306 and the first strong magnet 307 are both arranged on the outer surface of the second rotating rod 305, the driven gear 306 and the first strong magnet 307 are fixedly connected with the second rotating rod 305, the first strong magnet 307 is opposite to the second strong magnet 406, the magnetic poles of the proximal ends of the first strong magnet 307 and the second strong magnet 406 are the same, the driven gear 306 is meshed with the driving gear 304, driven gear 306 sets up under oil-out 409, driving motor 301 installs the top at mount pad 2, driving motor 301's output extends to in the first bull stick 303, driving motor 301 and first bull stick 303 fixed connection, collect box 308 and set up the bottom at end box 302, collect box 308 and end box 302 fixed connection, robotic arm 1 sets up the top at connecting box 408, robotic arm 1 rotates with connecting box 408 to be connected, collect box 308 can collect the outside lubricating oil of drippage at driven gear 306 and driving gear 304, avoid causing the waste of lubricating oil.

One specific application of this embodiment is: when the driving motor 301 works to drive the first rotating rod 303 and the driving gear 304 to rotate, the driving gear 304 is meshed with the driven gear 306, and further the driven gear 306 and the second rotating rod 305 can be driven to rotate, when the second rotating rod 305 rotates, the first strong magnet 307 is driven to rotate, when the first strong magnet 307 rotates to a position right below the second strong magnet 406, at the moment, because the magnetic poles of the adjacent ends of the first strong magnet 307 and the second strong magnet 406 are the same, the vertical rod 407 can drive the sealing gasket 403 to move upwards through the principle of mutual exclusion at the same level, at the moment, the lubricating oil in the oil storage box 401 drips in the trapezoidal box 405 through the through hole 402 and drips on the surfaces of the driven gear 306 and the driving gear 304 through the oil outlet 409 to lubricate the driven gear 306 and the driving gear 304, when the second strong magnet rotates to a position far away from the first strong magnet 307, at the moment, the sealing gasket 403 returns to the original position under the action of the reset spring 404, the circulation can circularly and dropwise add lubricating oil to the surfaces of the driven gear 306 and the driving gear 304, and the lubricating work of the driven gear 306 and the driving gear 304 is completed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a robotic arm's transmission structure, includes robotic arm (1), mount pad (2), transmission (3) and lubricating arrangement (4), its characterized in that: transmission (3) set up the top at mount pad (2), transmission (3) and mount pad (2) fixed connection, lubricating arrangement (4) set up the top at transmission (3), lubricating arrangement (4) and transmission (3) fixed connection, robotic arm (1) sets up the top at lubricating arrangement (4), robotic arm (1) rotates with lubricating arrangement (4) to be connected.

2. A transmission structure of a robot arm according to claim 1, wherein: lubricating arrangement (4) are including oil storage box (401), through-hole (402), sealed pad (403), reset spring (404), trapezoidal box (405), second powerful magnet (406), montant (407), connecting box (408) and oil-out (409), oil storage box (401) set up in connecting box (408), oil storage box (401) and connecting box (408) fixed connection, set up in oil storage box (401) through-hole (402), sealed pad (403) set up in oil storage box (401), sealed pad (403) set up directly over through-hole (402) and offset with through-hole (402), reset spring (404) set up between sealed pad (403) and oil storage box (401) inner bottom wall.

3. A transmission structure of a robot arm according to claim 2, wherein: reset spring (404) the both ends respectively with sealed pad (403) and oil storage box (401) elastic connection, trapezoidal box (405) sets up the bottom in oil storage box (401), trapezoidal box (405) and oil storage box (401) fixed connection, the bottom at trapezoidal box (405) is seted up in oil-out (409), montant (407) sets up the bottom in sealed pad (403), montant (407) and sealed pad (403) fixed connection, montant (407) run through trapezoidal box (405), second powerful magnet (406) set up the bottom in montant (407), second powerful magnet (406) and montant (407) fixed connection.

4. A transmission structure of a robot arm according to claim 1, wherein: the transmission device (3) comprises a driving motor (301), a bottom box (302), a first rotating rod (303), a driving gear (304), a second rotating rod (305), a driven gear (306), a first powerful magnet (307) and a collecting box (308), wherein the bottom box (302) is arranged at the bottom of the connecting box (408), the bottom box (302) is fixedly connected with the connecting box (408), and the first rotating rod (303) and the second rotating rod (305) are both arranged in the bottom box (302).

5. The transmission structure of a robot arm according to claim 4, wherein: first bull stick (303) and second bull stick (305) all rotate with end box (302) and are connected, driving gear (304) set up the surface at first bull stick (303), driving gear (304) and first bull stick (303) fixed connection, driven gear (306) and first powerful magnet (307) all set up the surface at second bull stick (305).

6. The transmission structure of a robot arm according to claim 5, wherein: the driven gear (306) and the first strong magnet (307) are fixedly connected with the second rotating rod (305), the first strong magnet (307) is opposite to the second strong magnet (406), the magnetic poles of the near ends of the first strong magnet (307) and the second strong magnet (406) are the same, the driven gear (306) is meshed with the driving gear (304), the driven gear (306) is arranged right below the oil outlet (409), and the driving motor (301) is arranged at the top of the mounting seat (2).

7. A transmission structure of a robot arm according to claim 6, wherein: the output end of the driving motor (301) extends into the first rotating rod (303), the driving motor (301) is fixedly connected with the first rotating rod (303), the collecting box (308) is arranged at the bottom of the bottom box (302), and the collecting box (308) is fixedly connected with the bottom box (302).

8. A transmission structure of a robot arm according to claim 1, wherein: the mechanical arm (1) is arranged at the top of the connecting box (408), and the mechanical arm (1) is rotatably connected with the connecting box (408).