CN219181317U

CN219181317U - Hexagonal fixed shaft type telescopic stepping motor

Info

Publication number: CN219181317U
Application number: CN202223558959.6U
Authority: CN
Inventors: 钟乘财; 廖文瑜; 梁炼诚
Original assignee: Guangzhou Hanbang Motor Co ltd
Current assignee: Guangzhou Hanbang Motor Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-13
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a hexagonal fixed shaft type telescopic stepping motor, which comprises a hexagonal fixed shaft body, wherein a fixed screw shaft is fixedly sleeved at the center of one end of the hexagonal fixed shaft body, a screw copper pipe is sleeved at one side of the outer circumference of the fixed screw shaft, and a second tooth slot is formed at one side of the inner circumference of the screw copper pipe.

Description

Hexagonal fixed shaft type telescopic stepping motor

Technical Field

The utility model relates to the technical field of stepping motors, in particular to a hexagonal fixed shaft type telescopic stepping motor.

Background

The working principle is that the air compressor is utilized to convert mechanical energy output by other sources into pressure energy of air, and then the pressure energy is converted into mechanical energy in a linear motion or rotary motion mode through the executing element under the action of the control element.

The cylinder is used as a power source to have a certain problem, the influence of the cylinder on the environment is very large in operation, the cylinder cannot work, an air source and the support of an auxiliary whole set of system are needed, the support system of the cylinder is very complex as an execution part, and the following problems exist in the use process:

1. the use of equipment by a user is seriously influenced, and because the equipment cannot be accurately positioned, the expected requirement cannot be met in the use of the equipment, and the production efficiency is influenced;

2. the pneumatic device is also required to be equipped with auxiliary equipment such as an air compressor, so that the use cost of the equipment is increased;

3. the use of a cylinder can create excessive and unnecessary noise.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide a hexagonal fixed shaft type telescopic stepping motor, which is used for solving the problems of low positioning precision, high use cost and high noise of the existing equipment.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the fixed shaft type telescopic stepping motor comprises a fixed shaft body, a fixed screw shaft is fixedly sleeved at the center of one end of the fixed shaft body, a screw rod copper pipe is sleeved at one side of the outer circumference of the fixed screw shaft, a second tooth groove is formed in one side of the inner circumference of the screw rod copper pipe, the second tooth groove is fixedly connected with the outer circumference of the fixed screw shaft through threads, a rotor iron core is arranged on the outer circumference of the screw rod copper pipe, an aluminum pad is arranged between the two rotor iron cores, and magnetic steel is symmetrically arranged on two sides of the rotor iron core.

Preferably, the stator core is installed to rotor core outer circumference, and stator core one end fixedly connected with rear end cover, stator core other end fixedly connected with front end cover, be provided with the clearance between front end cover and the rotor core.

Preferably, a second bearing is arranged on one side of the inside of the rear end cover, the inner circumference of the second bearing is attached to one end of the outer circumference of the lead screw copper pipe, a shaft sleeve is arranged on one side of the second bearing, and one side of the shaft sleeve is attached to one side of the rotor core.

Preferably, a first bearing is arranged on one side of the inside of the front end cover, the inner circumference of the first bearing is attached to the other end of the outer circumference of the lead screw copper pipe, a guide cylinder body is attached to one side of the first bearing, a cavity is formed in the guide cylinder body, the guide cylinder body is sleeved on the periphery of the fixed lead screw shaft, and outer screw teeth are arranged on one side of the outer circumference of the guide cylinder body.

Preferably, a cylinder body joint is arranged on one side of the front end cover, and first tooth grooves are formed in the inner circumference of the cylinder body joint and one side of the inner circumference of the front end cover, and the first tooth grooves are meshed with the outer screw teeth.

Preferably, a sealing ring is arranged on one side of the inside of the guide cylinder body, a hexagonal through hole in the sealing ring is tightly attached to the hexagonal shape of the hexagonal fixing shaft body, and a limiting piece is arranged on one side of the hexagonal fixing shaft body.

(III) beneficial effects

The hexagonal fixed shaft type telescopic stepping motor provided by the utility model has the advantages that: according to the utility model, the hexagonal fixed shaft type telescopic stepping motor is used for replacing a traditional cylinder as a power source, the positioning precision is high, the reciprocating positioning precision reaches 0.03mm, the current is utilized to pass through the stator winding, meanwhile, the rotor is rotated under the effect of the magnetic force of the permanent magnet, the telescopic operation of the hexagonal fixed shaft is realized in a spiral transmission mode, an external air compressor is not required, the use noise is low, the use cost of equipment is reduced, the telescopic output shaft of the motor adopts a hexagonal shape, the anti-rotation effect is more obvious, a sealing piece is arranged between the hexagonal fixed shaft and the guide cylinder body, the dustproof capability of the equipment is improved, the service life is long, the reciprocating life reaches 300 ten thousand times, the motor and the guide are integrated, the structure is compact, the guide devices such as a sliding rail and a belt wheel are not required to be excessively considered, and the installation space is saved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front cross-sectional view of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of area A of FIG. 1 in accordance with the present utility model;

FIG. 3 is an enlarged schematic view of area B of FIG. 1 in accordance with the present utility model;

in the figure: 1. a hexagonal fixed shaft body; 2. a limiting piece; 3. a cavity; 4. a front end cover; 5. a stator core; 6. an aluminum pad; 7. a rear end cover; 8. magnetic steel; 9. a lead screw copper pipe; 10. a rotor core; 11. a guide cylinder; 12. a seal ring; 13. fixing a screw shaft; 14. a gap; 15. a first tooth slot; 16. a second tooth slot; 17. outer screw teeth; 18. a cylinder joint; 19. a first bearing; 20. a shaft sleeve; 21. and a second bearing.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

Referring to fig. 1-3, an embodiment of the present utility model is provided: the hexagonal fixed shaft type telescopic stepping motor comprises a hexagonal fixed shaft body 1, a fixed screw shaft 13 is fixedly sleeved at the center of one end of the hexagonal fixed shaft body 1, a screw rod copper pipe 9 is sleeved at one side of the outer circumference of the fixed screw shaft 13, a second tooth slot 16 is arranged at one side of the inner circumference of the screw rod copper pipe 9, the second tooth slot 16 is fixedly connected with the outer circumference of the fixed screw shaft 13 through threads, a rotor core 10 is arranged at the outer circumference of the screw rod copper pipe 9, an aluminum pad 6 is arranged between the two rotor cores 10, magnetic steel 8 is symmetrically arranged at two sides of the rotor core 10, a stator core 5 is arranged at the outer circumference of the rotor core 10, one end of the stator core 5 is fixedly connected with a rear end cover 7, the other end of the stator core 5 is fixedly connected with a front end cover 4, a gap 14 is arranged between the front end cover 4 and the rotor core 10, a second bearing 21 is arranged at one side inside the rear end cover 7, the inner circumference of the second bearing 21 is jointed with one end of the outer circumference of the lead screw copper pipe 9, a shaft sleeve 20 is arranged on one side of the second bearing 21, one side of the shaft sleeve 20 is jointed with one side of the rotor iron core 10, a first bearing 19 is arranged on one side of the inner part of the front end cover 4, the inner circumference of the first bearing 19 is jointed with the other end of the outer circumference of the lead screw copper pipe 9, a guide cylinder body 11 is jointed with the periphery of the fixed screw shaft 13 in a sleeved mode, an outer screw tooth 17 is arranged on one side of the outer circumference of the guide cylinder body 11, a cylinder joint 18 is arranged on one side of the front end cover 4, a first tooth groove 15 is meshed with the outer screw tooth 17, a sealing ring 12 is arranged on one side of the inner part of the guide cylinder body 11, a hexagonal through hole in the sealing ring 12 is tightly jointed with the hexagonal shape of the hexagonal fixed shaft body 1, a limiting piece 2 is arranged on one side of the hexagonal fixed shaft body 1.

Working principle: in the use process, the device is electrified, the rotor of the motor is a permanent magnet, when current passes through windings on the stator core 5, the windings on the stator core 5 generate a vector magnetic field, the vector magnetic field drives the rotor core 10 to rotate, pulse signals are input to the motor, the rotor core 10 rotates towards one direction, in the process of rotating the rotor core 10, the lead screw copper pipe 9 is driven to rotate, as the second tooth socket 16 on the lead screw copper pipe 9 is meshed with the fixed screw shaft 13, the fixed screw shaft 13 is driven to linearly move, the fixed screw shaft 13 is driven to move towards the direction of the hexagonal fixed shaft body 1, the hexagonal fixed shaft body 1 is driven to extend out of the guide cylinder 11, the current is reversely introduced, vector magnetic fields generated by the windings on the stator core 5 are reversed, so that the hexagonal fixed shaft body 1 is contracted into the guide cylinder 11, the telescopic movement of the hexagonal fixed shaft body 1 is realized, the traditional cylinder driving is replaced, the noise is small, the accuracy is high, the reciprocating positioning accuracy reaches 0.03mm, meanwhile, the sealing ring 12 is arranged between the hexagonal fixed shaft body 1 and the guide cylinder 11, the sealing ring 12 is realized, the dustproof capacity of the device is improved, the limit piece 2 is used for fixing the first bearing wire shaft 13 and the second bearing 19 and the guide cylinder body 11, the limit piece 19 are used for fixing the end cap 5 and the end cap 17 are fixed to the end cap 5, and the end cap 5 is fixed by the stator core 5, and the end cap 17 is fixed, and the end cap is used for fixing the end cap 5.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The fixed shaft type telescopic stepping motor of hexagonal, including hexagonal fixed shaft body (1), its characterized in that: fixed screw pole (13) have been cup jointed in fixed screw pole (13) in hexagonal fixed axle body (1) one end center, and screw copper pipe (9) have been cup jointed to fixed screw pole (13) outer circumference one side, second tooth's socket (16) have been seted up to screw copper pipe (9) inner circumference one side, and second tooth's socket (16) are through screw thread fixed connection with fixed screw pole (13) outer circumference, rotor core (10) are installed to screw copper pipe (9) outer circumference, and install aluminium pad (6) between two rotor core (10), magnet steel (8) are installed to rotor core (10) bilateral symmetry.

2. The hexagonal fixed shaft type telescopic stepper motor as claimed in claim 1, wherein: stator core (5) are installed to rotor core (10) outer circumference, and stator core (5) one end fixedly connected with rear end cover (7), and stator core (5) other end fixedly connected with front end housing (4), be provided with clearance (14) between front end housing (4) and rotor core (10).

3. The hexagonal fixed shaft type telescopic stepper motor as claimed in claim 2, wherein: the rear end cover (7) is internally provided with a second bearing (21), the inner circumference of the second bearing (21) is attached to one end of the outer circumference of the screw copper pipe (9), the shaft sleeve (20) is arranged on one side of the second bearing (21), and one side of the shaft sleeve (20) is attached to one side of the rotor core (10).

4. The hexagonal fixed shaft type telescopic stepper motor as claimed in claim 2, wherein: the front end cover (4) is installed on one side inside first bearing (19), and first bearing (19) inner circumference is laminated with lead screw copper pipe (9) outer circumference other end, and first bearing (19) one side laminating has guide cylinder (11), and inside cavity (3) that is of guide cylinder (11), and guide cylinder (11) cup joint in fixed screw axle (13) periphery, and guide cylinder (11) outer circumference one side is provided with outer spiral shell tooth (17).

5. The fixed-axis telescopic stepper motor of claim 4, wherein: the cylinder body joint (18) is installed on one side of the front end cover (4), and first tooth grooves (15) are formed in the inner circumference of the cylinder body joint (18) and one side of the inner circumference of the front end cover (4), and the first tooth grooves (15) are meshed with the outer screw teeth (17).

6. The fixed-axis telescopic stepper motor of claim 4, wherein: the guide cylinder body (11) is internally provided with a sealing ring (12), a hexagonal through hole in the sealing ring (12) is tightly attached to the hexagonal shape of the hexagonal fixed shaft body (1), and one side of the hexagonal fixed shaft body (1) is provided with a limiting piece (2).