CN215806108U

CN215806108U - Electric telescopic structure capable of large unbalance loading

Info

Publication number: CN215806108U
Application number: CN202122094645.4U
Authority: CN
Inventors: 陈立民
Original assignee: Guangdong Jinge Intelligent Technology Co ltd
Current assignee: Guangdong Jinge Intelligent Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-02-11
Anticipated expiration: 2031-09-01

Abstract

The utility model provides an electric telescopic structure capable of realizing large unbalance loading, and relates to the technical field of electric telescopic. This but electronic extending structure of big unbalance loading includes the frame apron, frame apron one side is provided with the action wheel, the meshing of action wheel one side is connected with first from the driving wheel, first from driving wheel one side meshing is connected with the second from the driving wheel, the second is connected with the follower from driving wheel one side meshing, follower one side fixedly connected with bearing screw. This electronic extending structure that can big unbalance loading, connecting seat move left and drive ball slider move left, and then can become rolling friction to sliding friction to reduced 50 times frictional force, and then ball slider move left and drive flexible pipe move left, and then flexible pipe move left and drive the top cap move left, and then accomplish and stretch out and draw back, because linear guide and ball slider belong to high-accuracy piece, thereby increased flexible pipe displacement precision and stability.

Description

Electric telescopic structure capable of large unbalance loading

Technical Field

The utility model relates to an electric telescopic structure, in particular to an electric telescopic structure capable of realizing large unbalance loading, and belongs to the technical field of electric telescopic.

Background

The electric telescopic structure is an electric driving device for converting the rotary motion of a motor into the linear reciprocating motion of a push rod, can be used as an executing machine in various simple or complex process flows to realize remote control, centralized control or automatic control, is mainly used for a motion driving unit in industries such as household appliances, kitchen ware, medical appliances, automobiles and the like, and converts the rotary motion of the motor into the linear reciprocating motion. The group of link mechanisms are pushed to complete the switching work of the air door, the valve, the gate, the baffle and the like, and the electric telescopic structure is adopted as the actuating mechanism, so that the air source device and the auxiliary equipment required by the pneumatic actuating mechanism can be reduced, and the weight of the actuating mechanism can also be reduced.

Traditional electronic extending structure generally is through motor rotary motion conversion straight reciprocating motion, and at the in-process of conversion, often slider and guide rail are all through sliding connection, and then the in-process friction ratio of moving is great, and the loss is often great, has reduced electronic extending structure's life simultaneously.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The present invention aims to solve the above problems and provide an electric telescopic structure capable of large offset load, so as to solve the problems in the prior art that the rotational motion of a motor is converted into linear reciprocating motion, and during the conversion process, a sliding block and a guide rail are connected in a sliding manner, so that the friction ratio is large during the motion process, the loss is large, and the service life of the electric telescopic structure is reduced.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an electronic extending structure that can greatly unbalance loading, includes the frame apron, frame apron one side is provided with the action wheel, the meshing of action wheel one side is connected with first from the driving wheel, first from driving wheel one side meshing is connected with the second from the driving wheel, the second is connected with the follower from driving wheel one side meshing, follower one side fixedly connected with bearing screw, bearing screw rotates to be connected in frame apron one side, the bearing screw outside is connected with bearing nut through the ball nut pair, the connecting seat is installed in the bearing nut outside, the equal fixedly connected with ball slider in connecting seat both sides, two ball slider one side fixedly connected with subassembly that stretches out and draws back.

Preferably, flexible subassembly includes two flexible pipes, two the equal fixed connection of flexible pipe is in ball slider one side, two ball slider one side all roll connection has linear guide, through being provided with linear guide, and then the ball slider of being convenient for slides, and then can reduce ball slider's frictional force, increases electronic extending structure's life.

Preferably, the base cover plate is fixedly connected with the base on one side, a cavity is formed between the base and the base cover plate, the driving wheel, the first driven wheel, the second driven wheel and the driven wheel are all arranged inside the cavity, and the cavity is formed so that the bearing screw can be driven to move conveniently.

Preferably, inside first horizontal pole and the second horizontal pole of being provided with respectively of cavity, the equal fixed connection of first horizontal pole and second horizontal pole is in frame inner wall, first horizontal pole rotates to be connected in first from driving wheel inside, the second horizontal pole rotates to be connected in the second from driving wheel inside, through being provided with first horizontal pole and second horizontal pole, and then be convenient for support first from driving wheel and second from the driving wheel, be convenient for first from driving wheel and second from driving wheel operation more stable.

Preferably, two fixed pipe connection seats are fixedly connected to one side of the machine base respectively, a fixed pipe is fixedly connected to one side of the machine base, a sealing cover is installed on one side of the fixed pipe, the two fixed pipe connection seats are arranged inside the fixed pipe, the sealing cover is arranged, sealing performance is guaranteed conveniently, dust is prevented from being generated inside the linear guide rail, and friction force of the ball sliding block is increased.

Preferably, the two telescopic pipes are respectively arranged at two sides of the fixed pipe, a top cover is fixedly connected between the two telescopic pipes, and the top cover is arranged, so that other objects can be conveniently supported.

Preferably, a motor is installed on one side of the base, an output end of the motor is fixedly connected with the driving wheel, and the motor is arranged, so that rotating ground force can be conveniently converted into linear reciprocating motion.

The utility model provides an electric telescopic structure capable of realizing large unbalance loading, which has the following beneficial effects:

1. this electronic extending structure that can big unbalance loading, the connecting seat moves left and drives ball slider and move left, and then can become sliding friction to rolling friction, thereby reduced 50 times frictional force, because flexible pipe fixed connection is in ball slider one side, and then ball slider moves left and drives flexible pipe and move left, because top cap fixed connection is between two flexible pipes, and then flexible pipe moves left and drives the top cap and move left, and then accomplish and stretch out and draw back, because linear guide and ball slider belong to high-precision, thereby flexible pipe displacement precision and stability have been increased.

2. This electronic extending structure that can greatly unbalance loading, through being provided with first horizontal pole and second horizontal pole, and then be convenient for support first from driving wheel and second from the driving wheel, be convenient for first from driving wheel and second from the driving wheel operation more stable.

Drawings

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

in the figure: 1. a base cover plate; 2. a driving wheel; 3. a first driven wheel; 4. a second driven wheel; 5. a driven wheel; 6. a load-bearing screw; 7. a load-bearing nut; 8. a connecting seat; 9. a ball slider; 10. a fixed tube; 11. a linear guide rail; 12. a telescopic pipe; 13. sealing the cover; 14. a top cover; 15. a fixed tube connection seat; 16. a motor; 17. a machine base.

Detailed Description

The embodiment of the utility model provides an electric telescopic structure capable of realizing large unbalance loading.

Referring to fig. 1, the device comprises a base cover plate 1, a driving wheel 2 is arranged on one side of the base cover plate 1, a first driven wheel 3 is engaged and connected on one side of the driving wheel 2, a second driven wheel 4 is engaged and connected on one side of the first driven wheel 3, a driven wheel 5 is engaged and connected on one side of the second driven wheel 4, a bearing screw 6 is fixedly connected on one side of the driven wheel 5, the bearing screw 6 is rotatably connected on one side of the base cover plate 1, a bearing nut 7 is connected on the outer side of the bearing screw 6 through a ball nut pair, a connecting seat 8 is arranged on the outer side of the bearing nut 7, ball sliders 9 are fixedly connected on both sides of the connecting seat 8, a telescopic assembly is fixedly connected on one side of the two ball sliders 9, the telescopic assembly comprises two telescopic pipes 12, the two telescopic pipes 12 are fixedly connected on one side of the ball sliders 9, linear guide rails 11 are respectively rotatably connected on one side of the two ball sliders 9, and a base 17 is fixedly connected on one side of the base cover plate 1, be provided with the cavity between frame 17 and the frame apron 1, action wheel 2, first from driving wheel 3, the second all sets up inside the cavity from driving wheel 4 and follower 5, frame 17 one side is two fixed union coupling seats of fixedly connected with 15 respectively, the fixed pipe 10 of frame 17 one side fixedly connected with, closing cap 13 is installed to fixed pipe 10 one side, two fixed union coupling seats 15 all set up inside fixed pipe 10, two flexible pipes 12 set up respectively in fixed pipe 10 both sides, fixedly connected with top cap 14 between two flexible pipes 12, motor 16 is installed to frame 17 one side, motor 16's output and action wheel 2 fixed connection.

Specifically, the method comprises the following steps: when the electric telescopic structure is needed, the motor 16 is started, the output end of the motor 16 is fixedly connected with the driving wheel 2, the motor 16 is started to drive the driving wheel 2 to rotate, the first driven wheel 3 is meshed and connected with one side of the driving wheel 2, the driving wheel 2 rotates to drive the first driven wheel 3 to rotate, the second driven wheel 4 is meshed and connected with one side of the first driven wheel 3, the first driven wheel 3 rotates to drive the second driven wheel 4 to rotate, the driven wheel 5 is meshed and connected with one side of the second driven wheel 4, the second driven wheel 4 rotates to drive the driven wheel 5 to rotate, the driven wheel 5 is fixedly connected with the outer side of the bearing screw rod 6, the driven wheel 5 rotates to drive the bearing screw rod 6 to rotate, the bearing nut 7 is connected with the outer side of the bearing screw rod 6 through the ball nut pair, and the connecting seat 8 is fixedly connected with the outer side of the bearing nut 7, and then bearing screw 6 rotates and drives connecting seat 8 and move left, because ball slider 9 fixed connection is in the connecting seat 8 outside, and then connecting seat 8 moves left and drives ball slider 9 and move left, because ball slider 9 roll connection is inside linear guide 11, and then can become sliding friction into rolling friction, thereby 50 times's frictional force has been reduced, because flexible pipe 12 fixed connection is in ball slider 9 one side, and then ball slider 9 moves left and drives flexible pipe 12 and move left, because top cap 14 fixed connection is between two flexible pipes 12, and then flexible pipe 12 moves left and drives top cap 14 and move left, and then accomplish flexible, because linear guide 11 and ball slider 9 belong to high-precision spare, thereby flexible pipe 12 displacement precision and stability have been increased.

Referring to fig. 1 again, a first cross bar and a second cross bar are respectively disposed inside the cavity, the first cross bar and the second cross bar are both fixedly connected to the inner wall of the base 17, the first cross bar is rotatably connected to the inside of the first driven wheel 3, and the second cross bar is rotatably connected to the inside of the second driven wheel 4.

Through being provided with first horizontal pole and second horizontal pole, and then be convenient for support from driving wheel 3 and second from driving wheel 4 first, be convenient for first from driving wheel 3 and second from driving wheel 4 operation more stable.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a but electronic extending structure of big unbalance loading, includes frame apron (1), its characterized in that: frame apron (1) one side is provided with action wheel (2), action wheel (2) one side meshing is connected with first from driving wheel (3), first from driving wheel (3) one side meshing is connected with the second from driving wheel (4), the second is connected with follower (5) from driving wheel (4) one side meshing, follower (5) one side fixedly connected with bearing screw (6), bearing screw (6) are rotated and are connected in frame apron (1) one side, the bearing screw (6) outside is connected with bearing nut (7) through the ball nut pair, connecting seat (8) are installed in bearing nut (7) outside, the equal fixedly connected with ball slider (9) in connecting seat (8) both sides, two ball slider (9) one side fixedly connected with flexible subassembly.

2. The electric telescopic structure capable of large unbalance loading according to claim 1, characterized in that: the telescopic assembly comprises two telescopic pipes (12), the two telescopic pipes (12) are fixedly connected to one side of a ball sliding block (9), and one side of the ball sliding block (9) is connected with a linear guide rail (11) in a rolling mode.

3. The electric telescopic structure capable of large unbalance loading according to claim 1, characterized in that: frame apron (1) one side fixedly connected with frame (17), be provided with the cavity between frame (17) and frame apron (1), action wheel (2), first follow driving wheel (3), second follow driving wheel (4) and driven wheel (5) all set up inside the cavity.

4. The electric telescopic structure capable of large unbalance loading according to claim 3, characterized in that: the cavity is internally provided with a first cross rod and a second cross rod respectively, the first cross rod and the second cross rod are fixedly connected to the inner wall of the machine base (17), the first cross rod is rotatably connected to the first driven wheel (3), and the second cross rod is rotatably connected to the second driven wheel (4).

5. The electric telescopic structure capable of large unbalance loading according to claim 3, characterized in that: frame (17) one side is two fixed tube coupling seats of fixedly connected with (15) respectively, fixed pipe (10) of frame (17) one side fixedly connected with, closing cap (13) are installed to fixed pipe (10) one side, two fixed tube coupling seat (15) all set up inside fixed pipe (10).

6. The electric telescopic structure capable of large unbalance loading according to claim 2, characterized in that: the two telescopic pipes (12) are respectively arranged at two sides of the fixed pipe (10), and a top cover (14) is fixedly connected between the two telescopic pipes (12).

7. The electric telescopic structure capable of large unbalance loading according to claim 3, characterized in that: and a motor (16) is installed on one side of the base (17), and the output end of the motor (16) is fixedly connected with the driving wheel (2).