CN216819679U

CN216819679U - DC stepping permanent magnet linear motor

Info

Publication number: CN216819679U
Application number: CN202123074874.6U
Authority: CN
Inventors: 胡建新
Original assignee: Changzhou Lingyu Motor Co ltd
Current assignee: Changzhou Lingyu Motor Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-06-24
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to the technical field of stepping motors, in particular to a direct-current stepping permanent magnet linear motor which is convenient to reduce the inertia of the installation position of the motor and reduce the looseness of the connection part of the motor when being vibrated by the outside and improves the use stability and the practicability, and comprises a motor body and a bottom plate, wherein the top end of the bottom plate is fixedly connected with a protective cylinder through two connecting plates, the motor body is positioned in the protective cylinder, a fixed ring is fixedly sleeved on the motor body, a plurality of sliding grooves are arranged on the protective cylinder, sliding blocks are connected in the sliding grooves in a sliding mode, sliding holes are arranged on the sliding blocks, sliding rods are connected in the sliding holes in a sliding mode, two ends of each sliding rod are fixedly connected with the sliding grooves, two springs are sleeved on the sliding rods and are respectively positioned on two sides of the sliding blocks, a cross rod is fixedly connected with the output end of the motor body through the protective cylinder, a sliding sleeve is sleeved on the cross rod, a bearing is fixedly sleeved on the sliding cylinder, the bearing is fixedly sleeved with a connecting ring which is fixedly connected with the protection cylinder.

Description

DC stepping permanent magnet linear motor

Technical Field

The utility model relates to the technical field of stepping motors, in particular to a direct-current stepping permanent magnet linear motor.

Background

As is well known, a stepper motor is an open-loop control element that converts an electrical pulse signal into an angular or linear displacement. In the non-overload condition, the rotation speed and the stop position of the motor only depend on the frequency and the pulse number of the pulse signal and are not influenced by the load change, when the stepping driver receives a pulse signal, the stepping driver drives the stepping motor to rotate by a fixed angle called a step angle according to a set direction, and the rotation of the stepping motor is operated by one step at the fixed angle.

Through retrieval, china 2021, 6.1.1 discloses a dc stepping permanent magnet linear motor with patent publication No. CN213341816U, which is roughly described as comprising a stepping motor body, a casing a and a casing B, wherein the stepping motor body is composed of the casing a and the casing B, the casing a is divided into a shell and a front edge, a connecting piece is fixedly installed on the shell, the connecting piece is provided with two groups, a lifting rod is detachably installed on the connecting piece, a fixing block a is installed on the shell, a thread groove a is formed on the fixing block a, and a fixing block B is installed on the casing B.

Although foretell prior art scheme is cotton with inhaling the sound through adding the anechoic chamber, has reduced the propagation of noise, but the motor is when receiving external vibrations, easily leads to the inertia increase of the mounted position of motor, and the junction that leads to the motor is not hard up, influences the result of use of motor, reduces the life of motor, and reliability in utilization and practicality are lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a direct-current stepping permanent magnet linear motor to solve the problem that the inertia of the installation position of the motor is easily increased and the connection part of the motor is loosened when the motor provided by the background art is vibrated by the outside.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a step-by-step permanent magnet linear motor of direct current, includes motor body and bottom plate, the top of bottom plate is through two connecting plate fixedly connected with protection section of thick bamboos, motor body is located protection section of thick bamboo, and fixed cover is equipped with solid fixed ring on the motor body, a plurality of spouts have been seted up on the protection section of thick bamboo, and sliding connection has the slider in the spout, has seted up the slide opening on the slider, and sliding connection has the slide bar in the slide opening, the both ends of slide bar all with spout fixed connection, and the slide bar cover is equipped with two springs, and two springs are located the both sides of slider respectively, motor body's output runs through protection section of thick bamboo fixedly connected with cross bar, and the sliding sleeve is equipped with the slide cartridge on the cross bar, and fixed cover is equipped with the bearing on the slide cartridge, and fixed cover is equipped with the go-between on the bearing, go-between and protection section of thick bamboo fixed connection.

Preferably, a mounting groove is formed in the cross rod, a tension spring is fixedly connected in the mounting groove, and the other end of the tension spring is fixedly connected with the inner wall of the sliding cylinder.

Furthermore, a plurality of protection plates are connected to the protection cylinder.

Still further, the inner wall of the protection cylinder is fixedly connected with a cushion pad.

On the basis of the scheme, a plurality of mounting holes are formed in the bottom plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a direct-current stepping permanent magnet linear motor which has the following beneficial effects:

this step-by-step permanent magnet linear motor of direct current through setting up a protection section of thick bamboo, makes motor body carry out the shock attenuation through the cooperation of spring and slider, simultaneously through cross rod and slide cartridge, makes motor body carry out the absorbing while cross rod in the inside slip of slide cartridge through the spring to do not influence the use of slide cartridge when carrying out the absorbing to motor body, improve and use reliability and practicality.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention;

fig. 4 is a front view of the present invention.

In the figure: 1. a motor body; 2. a base plate; 3. a connecting plate; 4. a protective cylinder; 5. a fixing ring; 6. a slider; 7. a slide bar; 8. a spring; 9. a cross bar; 10. a slide cylinder; 11. a bearing; 12. a connecting ring; 13. A tension spring; 14. a protection plate; 15. a cushion pad; 16. and (7) installing holes.

Detailed Description

Examples

Referring to fig. 1-4, a dc stepping permanent magnet linear motor comprises a motor body 1 and a bottom plate 2, wherein the top end of the bottom plate 2 is fixedly connected with a protective cylinder 4 through two connecting plates 3, the motor body 1 is positioned in the protective cylinder 4, a fixing ring 5 is fixedly sleeved on the motor body 1, a plurality of sliding grooves are formed on the protective cylinder 4, a sliding block 6 is slidably connected in the sliding grooves, a sliding hole is formed on the sliding block 6, a sliding rod 7 is slidably connected in the sliding hole, both ends of the sliding rod 7 are fixedly connected with the sliding grooves, two springs 8 are sleeved on the sliding rod 7, the two springs 8 are respectively positioned on both sides of the sliding block 6, the motor body 1 is damped through the cooperation of the springs 8 and the sliding block 6 by arranging the protective cylinder 4, a cross rod 9 is fixedly connected at the output end of the motor body 1 through the protective cylinder 4, a sliding sleeve 10 is slidably sleeved on the cross rod 9, a bearing 11 is fixedly sleeved on the sliding cylinder 10, fixed cover is equipped with go-between 12 on the bearing 11, go-between 12 and a protection section of thick bamboo 4 fixed connection, and through setting up bearing 11, cross rod 9 drives slide cartridge 10 and rotates, makes slide cartridge 10 and bearing 11 cooperation carry out the pivoted and avoids slide cartridge 10 to receive the absorbing effect of spring 8 flexible, improves and uses the reliability.

Still need further explain, the mounting groove has been seted up on the cross bar 9, fixedly connected with extension spring 13 in the mounting groove, the other end of extension spring 13 and the inner wall fixed connection of slide cartridge 10, through setting up extension spring 13, make it further carry out the shock attenuation to motor body 1, be connected with a plurality of guard plates 14 on the protection section of thick bamboo 4, the inner wall fixedly connected with blotter 15 of protection section of thick bamboo 4, through blotter 15, make it protect motor body 1, avoid colliding with between motor and the protection section of thick bamboo 4, a plurality of mounting holes 16 have been seted up on the bottom plate 2, make the bolt run through mounting hole 16 and install the device to required position.

In summary, the working principle and working process of the dc stepping permanent magnet linear motor are that, when the dc stepping permanent magnet linear motor is used, the bolt is firstly made to penetrate through the mounting hole 16 to mount the device to a required position, then the device is mounted, after the mounting is finished, the motor body 1 is started, and when the motor body 1 is vibrated from the outside, the spring 8 is used for damping the vibration of the motor, so that the vibration of the motor is reduced.

Claims

1. The utility model provides a step-by-step permanent magnet linear motor of direct current, includes motor body (1), its characterized in that: the motor is characterized by further comprising a bottom plate (2), the top end of the bottom plate (2) is fixedly connected with a protective cylinder (4) through two connecting plates (3), the motor body (1) is positioned in the protective cylinder (4), a fixing ring (5) is fixedly sleeved on the motor body (1), a plurality of sliding grooves are formed in the protective cylinder (4), sliding blocks (6) are connected in the sliding grooves in a sliding mode, sliding holes are formed in the sliding blocks (6), sliding rods (7) are connected in the sliding holes in a sliding mode, two ends of each sliding rod (7) are fixedly connected with the corresponding sliding groove, two springs (8) are sleeved on the corresponding sliding rods (7), the two springs (8) are respectively positioned on two sides of each sliding block (6), the output end of the motor body (1) penetrates through the protective cylinder (4) and is fixedly connected with a cross rod (9), a sliding cylinder (10) is sleeved on the cross rod (9), and a bearing (11) is fixedly sleeved on the sliding cylinder (10), the bearing (11) is fixedly sleeved with a connecting ring (12), and the connecting ring (12) is fixedly connected with the protective cylinder (4).

2. A dc stepping permanent magnet linear motor according to claim 1, wherein: the cross rod (9) is provided with a mounting groove, a tension spring (13) is fixedly connected in the mounting groove, and the other end of the tension spring (13) is fixedly connected with the inner wall of the sliding barrel (10).

3. A dc stepping permanent magnet linear motor according to claim 2, wherein: the protection cylinder (4) is connected with a plurality of protection plates (14).

4. A dc stepping permanent magnet linear motor according to claim 3, wherein: the inner wall of the protective cylinder (4) is fixedly connected with a cushion pad (15).

5. A DC stepping permanent magnet linear motor according to claim 4, characterized in that: the bottom plate (2) is provided with a plurality of mounting holes (16).