CN214281186U

CN214281186U - Hollow shaft stepping motor with buffering function

Info

Publication number: CN214281186U
Application number: CN202120413306.5U
Authority: CN
Inventors: 许元好
Original assignee: Dongguan Kaifull Electronic Technology Co ltd
Current assignee: Dongguan Kaifull Electronic Technology Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-09-24
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a quill shaft step motor with buffer function, including base and backup pad, the spring groove has all been seted up all around at base top, the equal fixedly connected with support loop bar all around of backup pad bottom, support the inner chamber that the loop bar extends to the spring groove. The utility model discloses a backup pad is fixed step motor, the step motor at backup pad top supports the movable rod and can be to the inner chamber motion in spring groove when producing vibrations, thereby extrude first buffer spring and first damping bumper shock absorber, the backup pad extrudees the movable rod simultaneously, the movable rod atress drives the sliding sleeve motion, the sliding sleeve drives the gag lever post motion when the motion, the gag lever post extrudees second buffer spring and second damping bumper shock absorber, first buffer spring, first damping bumper shock absorber, second buffer spring and second damping bumper shock absorber atress deformation, all can cushion vibrations.

Description

Hollow shaft stepping motor with buffering function

Technical Field

The utility model relates to a step motor technical field specifically is a quill shaft step motor with buffer function.

Background

The step motor is a motor which converts an electric pulse signal into a corresponding angular displacement or linear displacement, when a pulse signal is input, a rotor rotates by an angle or advances by one step, the output angular displacement or linear displacement is in direct proportion to the input pulse number, and the rotating speed is in direct proportion to the pulse frequency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quill shaft step motor with buffer function possesses the advantage of buffering, has solved quill shaft step motor and has had slight vibrations when starting, can produce the shake with mounting structure when quill shaft step motor is high-speed to reduce the problem of security.

In order to achieve the above object, the utility model provides a following technical scheme: a hollow shaft stepping motor with a buffering function comprises a base and a supporting plate, wherein spring grooves are formed in the periphery of the top of the base, the periphery of the bottom of the supporting plate is fixedly connected with supporting movable rods which extend to the inner cavity of the spring groove, the bottom of the support movable rod is fixedly connected with a first buffer spring and a first damping shock absorber, the other ends of the first buffer spring and the first damping shock absorber are fixedly connected with the bottom of the inner cavity of the spring groove, the inner cavity of the spring groove is fixedly connected with a limiting sleeve, the supporting movable rod is positioned in the inner cavity of the limiting sleeve, and is connected with the inner cavity of the limit sleeve in a sliding way, both sides of the inner cavity of the base are fixedly connected with sliding rods, the sliding rod is characterized in that sliding sleeves are connected to two sides of the surface of the sliding rod in a sliding mode, the tops of the sliding sleeves are movably connected with movable rods through bearings, and the tops of the movable rods are movably connected with the bottoms of the supporting plates through bearings.

Preferably, the two sides of the bottom of the inner cavity of the base are provided with movable grooves, and one side of the inner cavity of each movable groove is fixedly connected with a second buffer spring and a second damping shock absorber.

Preferably, the bottom of the sliding sleeve is fixedly connected with a limiting rod, and the bottom of the limiting rod extends to the inner cavity of the movable groove and is in sliding connection with the inner cavity of the movable groove.

Preferably, the two sides of the surface of the support movable rod are both provided with limiting sliding grooves, the inner cavities of the limiting sliding grooves are connected with limiting sliding blocks in a sliding mode, and one sides, far away from the inner cavities of the limiting sliding grooves, of the limiting sliding blocks are fixedly connected with the inner walls of the limiting sleeves.

Preferably, the number of the spring grooves and the number of the supporting movable rods are four, and the supporting movable rods are connected with the inner cavities of the spring grooves in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a backup pad is fixed step motor, the step motor at backup pad top supports the movable rod and can be to the inner chamber motion in spring groove when producing vibrations, thereby extrude first buffer spring and first damping bumper shock absorber, the backup pad extrudees the movable rod simultaneously, the movable rod atress drives the sliding sleeve motion, the sliding sleeve drives the gag lever post motion when moving, the gag lever post extrudees second buffer spring and second damping bumper shock absorber, first buffer spring, first damping bumper shock absorber, second buffer spring and second damping bumper shock absorber atress deformation, all can cushion vibrations, it has slight vibrations to have solved dead axle step motor when starting, can produce the shake with mounting structure when dead axle step motor operates at high speed jointly, thereby reduce the problem of security.

2. The utility model discloses a set up spacing spout and spacing slider, played the spacing effect to supporting the loop bar.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the base of the present invention;

fig. 3 is a schematic view of the sectional structure of the stop collar of the present invention.

In the figure: 1. a base; 2. a support plate; 3. a spring slot; 4. a movable rod is supported; 5. a first buffer spring; 6. a limiting sleeve; 7. a slide bar; 8. a sliding sleeve; 9. a movable rod; 10. a movable groove; 11. a second buffer spring; 12. a limiting rod; 13. a limiting chute; 14. a limiting slide block; 15. a first damping shock absorber; 16. a second damping shock absorber.

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

The utility model discloses a base 1, backup pad 2, spring groove 3, support loop 4, first buffer spring 5, stop collar 6, slide bar 7, sliding sleeve 8, movable rod 9, movable groove 10, second buffer spring 11, gag lever post 12, spacing spout 13, spacing slider 14, first damping bumper shock absorber 15 and second damping bumper shock absorber 16 part are the general standard or the part that technical staff in the field knows, its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a hollow shaft stepping motor with a buffering function comprises a base 1 and a supporting plate 2, wherein both sides of the bottom of an inner cavity of the base 1 are respectively provided with a movable groove 10, one side of the inner cavity of the movable groove 10 is fixedly connected with a second buffer spring 11 and a second damping shock absorber 16, spring grooves 3 are respectively formed around the top of the base 1, supporting movable rods 4 are respectively fixedly connected around the bottom of the supporting plate 2, the supporting movable rods 4 extend to the inner cavity of the spring grooves 3, the number of the spring grooves 3 and the number of the supporting movable rods 4 are four, the supporting movable rods 4 are respectively connected with the inner cavity of the spring grooves 3 in a sliding manner, the bottom of the supporting movable rods 4 is fixedly connected with a first buffer spring 5 and a first damping shock absorber 15, the other ends of the first buffer spring 5 and the first damping shock absorber 15 are fixedly connected with the bottom of the inner cavity of the spring grooves 3, the inner cavity of the spring grooves 3 is fixedly connected with a limiting sleeve 6, the supporting movable rod 4 is positioned in the inner cavity of the limiting sleeve 6 and is in sliding connection with the inner cavity of the limiting sleeve 6, two sides of the surface of the supporting movable rod 4 are respectively provided with a limiting sliding groove 13, the inner cavity of the limiting sliding groove 13 is in sliding connection with a limiting sliding block 14, one side of the limiting sliding block 14, which is far away from the inner cavity of the limiting sliding groove 13, is fixedly connected with the inner wall of the limiting sleeve 6, two sides of the inner cavity of the base 1 are respectively and fixedly connected with a sliding rod 7, two sides of the surface of the sliding rod 7 are respectively and slidably connected with a sliding sleeve 8, the bottom of the sliding sleeve 8 is fixedly connected with a limiting rod 12, the bottom of the limiting rod 12 extends to the inner cavity of the movable groove 10 and is in sliding connection with the inner cavity of the movable groove 10, the top of the sliding sleeve 8 is movably connected with a movable rod 9 through a bearing, the top of the movable rod 9 is movably connected with the bottom of the supporting plate 2 through a bearing, the stepping motor at the top of the supporting plate 2 is fixed through the supporting plate 2, when the stepping motor at the top of the supporting movable rod 4 vibrates, thereby extrude first buffer spring 5 and first damping bumper shock absorber 15, backup pad 2 extrudees movable rod 9 simultaneously, movable rod 9 atress drives the motion of sliding sleeve 8, sliding sleeve 8 drives gag lever post 12 motion when the motion, gag lever post 12 extrudees second buffer spring 11 and second damping bumper shock absorber 16, first buffer spring 5, first damping bumper shock absorber 15,

second buffer spring

11 and 16 atress deformations of second damping bumper shock absorber, all can cushion vibrations, it has slight vibrations to have solved hollow shaft step motor when starting, can produce the shake with mounting structure when hollow shaft step motor is high-speed operation, thereby reduce the problem of security.

During the use, fix step motor through backup pad 2, support the inner chamber motion that the loop bar 4 can be to spring pocket 3 when the step motor at backup pad 2 top produces vibrations, thereby extrude first buffer spring 5 and first damping bumper shock absorber 15, backup pad 2 extrudees movable rod 9 simultaneously, movable rod 9 atress drives the motion of sliding sleeve 8, sliding sleeve 8 drives gag lever post 12 motion when the motion, gag lever post 12 extrudees second buffer spring 11 and second damping bumper shock absorber 16, first buffer spring 5, first damping bumper shock absorber 15, second buffer spring 11 and the deformation of second damping bumper shock absorber 16 atress, all can cushion vibrations, it has slight vibrations to have solved hollow shaft step motor when starting, can produce the shake with mounting structure when hollow shaft step motor operates at high speed jointly, thereby reduce the problem of security.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, the control mode is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the control circuit belongs to the common knowledge in the field, and the present application document is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the present application.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quill shaft step motor with buffer function, includes base (1) and backup pad (2), its characterized in that: the spring groove (3) is formed in the periphery of the top of the base (1), the support movable rod (4) is fixedly connected to the periphery of the bottom of the support plate (2), the support movable rod (4) extends to the inner cavity of the spring groove (3), the bottom of the support movable rod (4) is fixedly connected with a first buffer spring (5) and a first damping shock absorber (15), the other ends of the first buffer spring (5) and the first damping shock absorber (15) are fixedly connected with the bottom of the inner cavity of the spring groove (3), the inner cavity of the spring groove (3) is fixedly connected with a limit sleeve (6), the support movable rod (4) is located in the inner cavity of the limit sleeve (6) and is in sliding connection with the inner cavity of the limit sleeve (6), slide rods (7) are fixedly connected to two sides of the inner cavity of the base (1), and slide sleeves (8) are slidably connected to two sides of the surface of each slide rod (7), the top of sliding sleeve (8) has movable rod (9) through bearing swing joint, the bottom swing joint of bearing and backup pad (2) is passed through at the top of movable rod (9).

2. The hollow shaft stepping motor with a buffer function according to claim 1, wherein: the shock absorber is characterized in that movable grooves (10) are formed in two sides of the bottom of an inner cavity of the base (1), and a second buffer spring (11) and a second damping shock absorber (16) are fixedly connected to one side of the inner cavity of each movable groove (10).

3. The hollow shaft stepping motor with a buffer function according to claim 1, wherein: the bottom fixedly connected with gag lever post (12) of sliding sleeve (8), the bottom of gag lever post (12) extends to the inner chamber of activity groove (10), and with the inner chamber sliding connection of activity groove (10).

4. The hollow shaft stepping motor with a buffer function according to claim 1, wherein: support the both sides on loop bar (4) surface and all seted up spacing spout (13), the inner chamber sliding connection of spacing spout (13) has spacing slider (14), spacing slider (14) keep away from the inner wall fixed connection of one side and stop collar (6) of spacing spout (13) inner chamber.

5. The hollow shaft stepping motor with a buffer function according to claim 1, wherein: the number of the spring grooves (3) and the number of the supporting movable rods (4) are four, and the supporting movable rods (4) are connected with the inner cavities of the spring grooves (3) in a sliding mode.