CN214367666U

CN214367666U - Small worm gear speed reducer for mechanical arm

Info

Publication number: CN214367666U
Application number: CN202023139412.3U
Authority: CN
Inventors: 包伯尧
Original assignee: Hangzhou Xinchao Transmission Co ltd
Current assignee: Hangzhou Xinchao Transmission Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-10-08
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a small-size worm gear speed reducer for arm relates to worm gear speed reducer technical field, and to general worm and gear transmission in-process, the problem that frictional force generates heat greatly easily, now proposes following scheme, the power distribution box comprises a box body, the right side inner wall of box rotates and is connected with the worm, the fixed cover in right side outside of worm is equipped with first gear, the positive and negative inner wall of box rotates and is connected with big pivot, the outside fixed cover of big pivot is equipped with the worm wheel, the top of worm is equipped with first little pivot, first little pivot is connected with the right side inner wall rotation of box, the outside fixed cover of first little pivot is equipped with the second gear, the below of worm is equipped with the little pivot of second. The utility model discloses, the modern design, easy operation, not only convenient to the lubrication of worm and worm wheel, the convenient cooling to the worm and worm wheel moreover, and then can play the effect that prolongs the life of worm and worm wheel.

Description

Small worm gear speed reducer for mechanical arm

Technical Field

The utility model relates to a worm gear speed reducer machine technical field especially relates to a small-size worm gear speed reducer machine for arm.

Background

A worm gear reducer is a power transmission mechanism that uses a speed converter of a gear to reduce the number of revolutions of a motor to a desired number of revolutions and obtain a large torque. In a mechanism for transmitting power and motion, a speed reducer has a wide application range, such as a mechanical arm, but a problem that friction force is large and heat is easy to generate exists in a general worm and worm gear transmission process, and therefore a small worm and gear speed reducer for the mechanical arm is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a small-size worm gear speed reducer for arm has solved general worm and gear transmission in-process, the problem that frictional force generates heat greatly easily.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a small-size worm gear speed reducer for arm, includes the box, the right side inner wall of box rotates and is connected with the worm, the fixed cover in right side outside of worm is equipped with first gear, the positive and negative inner wall of box rotates and is connected with big pivot, the outside fixed cover of big pivot is equipped with the worm wheel, the top of worm is equipped with first little pivot, first little pivot is connected with the right side inner wall rotation of box, the outside fixed cover of first little pivot is equipped with the second gear, the worm the below of worm is equipped with the little pivot of second, the little pivot of second is connected with the right side inner wall rotation of box, the outside fixed cover of the little pivot of second is equipped with the third gear, the bottom right side inner wall fixedly connected with of box has the lubrication box, the inner wall movable cover of lubrication box is equipped with the piston piece, the top of piston piece articulates there is the round bar, the top of the right side of the round bar is rotationally connected with the third gear.

Preferably, the worm is in meshing transmission with the worm wheel, the first gear is in meshing transmission with the second gear, and the first gear is in meshing transmission with the third gear.

Preferably, a plurality of fan blades are fixedly arranged on the outer portion of the left side of the first small rotating shaft, and the left side of the worm rotates to penetrate through the left box wall of the box body.

Preferably, the round rod movably penetrates through the top of the lubricating box, and a plurality of round through holes are formed in the lubricating box in an array mode.

Preferably, the left side fixedly connected with first oil pipe of lubricated case, the top left side fixedly connected with second oil pipe of first oil pipe, the left side of second oil pipe and the left side inner wall fixed connection of box, the right side top fixedly connected with third oil pipe of second oil pipe, the short standpipe of bottom right side fixedly connected with of third oil pipe.

Preferably, the inner wall of the top of the box body is fixedly connected with a connecting plate, and the bottom of the connecting plate is fixedly connected with a semiconductor refrigeration piece.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an installation worm, lubricated case, the piston piece, first oil pipe, the third gear, second oil pipe, first little pivot, the flabellum, semiconductor refrigeration piece isotructure, wherein the worm drives the third gear indirectly and makes round bar and piston piece up-and-down motion, pass through first oil pipe to lubricating oil, spout the top of worm to second oil pipe etc. can play the effect of self-lubricate and cooling, the worm drives first little pivot indirectly simultaneously and rotates, cooperation flabellum and semiconductor refrigeration piece can play the effect to the inside cooling of box, the device is novel in design, and easy operation, not only convenient lubrication to the worm wheel, and convenient cooling to the worm wheel, and then can play the effect of the life of extension worm wheel.

Drawings

Fig. 1 is a schematic front view of a small worm gear reducer for a mechanical arm according to the present invention;

fig. 2 is a schematic structural view of a working state of a small worm gear reducer for a mechanical arm according to the present invention;

fig. 3 is a schematic top view of a lubrication box and a round bar of a small worm gear reducer for a robot arm according to the present invention;

fig. 4 is the utility model provides a small-size worm gear speed reducer machine state structure schematic diagram for arm.

In the figure: the device comprises a box body 1, a second oil pipe 2, a worm wheel 3, a worm 4, a round rod 5, a third oil pipe 6, a connecting plate 7, a semiconductor refrigerating sheet 8, fan blades 9, a first small rotating shaft 10, a second gear 11, a first gear 12, a second small rotating shaft 13, a third gear 14, a lubricating box 15, a first oil pipe 16, a large rotating shaft 17 and a piston sheet 18.

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.

Referring to fig. 1-4, an example provided by the present solution: a small worm gear speed reducer for a mechanical arm comprises a box body 1, a worm 4 is rotatably connected to the inner wall of the right side of the box body 1, a first gear 12 is fixedly sleeved on the outer portion of the right side of the worm 4, a large rotating shaft 17 is rotatably connected to the inner wall of the front side and the back side of the box body 1, a worm wheel 3 is fixedly sleeved on the outer portion of the large rotating shaft 17, a first small rotating shaft 10 is arranged above the worm 4, the first small rotating shaft 10 is rotatably connected with the inner wall of the right side of the box body 1, a second gear 11 is fixedly sleeved on the outer portion of the first small rotating shaft 10, a second small rotating shaft 13 is arranged below the worm 4 of the worm 4, the second small rotating shaft 13 is rotatably connected with the inner wall of the right side of the box body 1, a third gear 14 is fixedly sleeved on the outer portion of the second small rotating shaft 13, a lubrication box 15 is fixedly connected to the inner wall of the right side of the bottom of the box body 1, a piston sheet 18 is movably sleeved with a piston sheet 18, and the top of the piston sheet is hinged with a round rod 5, the top of the right side of the round rod 5 is rotationally connected with a third gear 14.

In the present embodiment, the worm 4 is in meshing transmission with the worm wheel 3, the first gear 12 is in meshing transmission with the second gear 11, and the first gear 12 is in meshing transmission with the third gear 14.

In this embodiment, a plurality of fan blades 9 are fixedly arranged on the left outer portion of the first small rotating shaft 10, and the left side of the worm 4 rotates to penetrate through the left box wall of the box body 1.

In this embodiment, the round rod 5 movably penetrates the top of the lubrication box 15, and a plurality of round through holes are arranged in an array outside the lubrication box 15.

In this embodiment, the first oil pipe 16 of left side fixedly connected with of lubrication box 15, the top left side fixedly connected with second oil pipe 2 of first oil pipe 16, the left side of second oil pipe 2 and the left side inner wall fixed connection of box 1, the right side top fixedly connected with third oil pipe 6 of second oil pipe 2, the short standpipe of bottom right side fixedly connected with of third oil pipe 6.

In this embodiment, the top inner wall of the box body 1 is fixedly connected with a connecting plate 7, and the bottom of the connecting plate 7 is fixedly connected with a semiconductor refrigeration piece 8.

The working principle is that firstly, the worm 4 is rotated to drive the worm wheel 3 to rotate, the effect of reducing speed and increasing torque can be achieved, the worm 4 can drive the first gear 12 to rotate while rotating, and then can drive the second gear 11 and the third gear 14 to rotate, so that the first small rotating shaft 10 and the second small rotating shaft 13 can be driven to rotate, the first small rotating shaft 10 can drive the fan blades 9 to rotate, further wind is generated to blow air towards the semiconductor refrigerating sheet 8, the air cooled by the semiconductor refrigerating sheet 8 can cool the inside of the whole box body 1, the third gear 14 can drive the round rod 5 to move up and down to drive the piston sheet 18 to move up and down, when the piston sheet 18 moves to the upper side, the lubricating oil at the bottom of the box body 1 can enter the inside of the lubricating box 15 through the circular through hole, and then when the piston sheet 15 moves down, the lubricating oil in the lubricating box 15 can be driven to flow through the first oil pipe 16, The second oil pipe 2 and the third oil pipe 6 spray the lubricating oil to the outside of the worm 4 finally, and the effect of cooling the worm 4 and the worm wheel 3 is achieved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a small-size worm gear speed reducer machine for arm, its characterized in that includes box (1), the right side inner wall of box (1) rotates and is connected with worm (4), the outside fixed cover in right side of worm (4) is equipped with first gear (12), the positive and negative inner wall of box (1) rotates and is connected with big pivot (17), the outside fixed cover of big pivot (17) is equipped with worm wheel (3), the top of worm (4) is equipped with first little pivot (10), first little pivot (10) rotate with the right side inner wall of box (1) and are connected, the outside fixed cover of first little pivot (10) is equipped with second gear (11), the below of worm (4) is equipped with little pivot of second (13), little pivot of second (13) rotates with the right side inner wall of box (1) and is connected, the outside fixed cover of little pivot of second (13) is equipped with third gear (14), the bottom right side inner wall fixedly connected with of box (1) lubricates case (15), the inner wall movable sleeve of lubricates case (15) is equipped with piston piece (18), the top of piston piece (18) articulates there is round bar (5), the right side top and the third gear (14) of round bar (5) are rotated and are connected.

2. A small worm gear reducer for a mechanical arm according to claim 1, wherein the worm (4) is in mesh transmission with the worm wheel (3), the first gear (12) is in mesh transmission with the second gear (11), and the first gear (12) is in mesh transmission with the third gear (14).

3. The small-sized worm gear speed reducer for the mechanical arm is characterized in that a plurality of fan blades (9) are fixedly arranged on the outer portion of the left side of the first small rotating shaft (10), and the left side of the worm (4) rotatably penetrates through the left side wall of the box body (1).

4. The small worm gear reducer for mechanical arms as claimed in claim 1, characterized in that the round rod (5) movably penetrates the top of the lubrication box (15), and the lubrication box (15) is provided with a plurality of round through holes in an external array.

5. The small-sized worm and gear speed reducer for mechanical arm according to claim 1, wherein a first oil pipe (16) is fixedly connected to the left side of the lubrication box (15), a second oil pipe (2) is fixedly connected to the left side of the top of the first oil pipe (16), the left side of the second oil pipe (2) is fixedly connected to the inner wall of the left side of the box body (1), a third oil pipe (6) is fixedly connected to the top of the right side of the second oil pipe (2), and a short vertical pipe is fixedly connected to the right side of the bottom of the third oil pipe (6).

6. The small-sized worm gear speed reducer for the mechanical arm is characterized in that a connecting plate (7) is fixedly connected to the inner wall of the top of the box body (1), and a semiconductor refrigerating sheet (8) is fixedly connected to the bottom of the connecting plate (7).