CN216437748U

CN216437748U - Stepping motor driver shell

Info

Publication number: CN216437748U
Application number: CN202123128049.XU
Authority: CN
Inventors: 吴泽明; 刘建华
Original assignee: CHANGZHOU ZEMING AUTO EQUIPMENT CO LTD
Current assignee: CHANGZHOU ZEMING AUTO EQUIPMENT CO LTD
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-03
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a stepping motor driver shell, which comprises a shell, wherein heat dissipation cavities are respectively arranged in two side plates of the shell, electromagnets are arranged in the shell and positioned at the edges of the two side plates, a movable plate is vertically arranged in the two side plates of the shell, one end of the movable plate is fixedly connected with an iron plate at one side of the electromagnets, the other end of the movable plate is fixedly connected with a spring seat at the inner wall of the shell, a rack plate is fixedly connected with the outer surface of the movable plate, a rotating shaft is rotatably connected in the two side plates of the shell, a gear is fixedly connected with the outer surface of the rotating shaft, a plugging plate is fixedly connected with the outer surface of the gear, when a driver is not used, the power of the driver is turned off, namely the electromagnet loses magnetism, the electromagnet does not adsorb the iron plate at one side of the electromagnet any more, at the moment, the plugging plate plugs the heat dissipation cavities again, and prevents the motor from entering dust along the heat dissipation cavities when the motor is idle, the dust is prevented from influencing the internal components of the driver.

Description

Stepping motor driver shell

Technical Field

The utility model relates to a step motor technical field specifically is a step motor driver casing.

Background

The stepping motor and the stepping motor driver form a stepping motor driving system, the performance of the stepping motor driving system not only depends on the performance of the stepping motor, but also depends on the quality of the stepping motor driver, and the ventilation and heat dissipation part of the driver shell of the traditional stepping motor is always in an open state, so that dust easily enters the shell through a heat dissipation window, the normal operation of components inside the shell is influenced, and after long-time use, the components inside the shell accumulate dust, faults such as short circuit and the like can be generated, and the use is influenced. We have therefore developed this and have proposed a stepper motor driver housing.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a step motor driver casing, which comprises a housin, the heat dissipation cavity has all been seted up in the both sides inboard of casing, and the inside of casing is located both sides board edge and is provided with the electro-magnet, the inboard equal vertical movable plate that is provided with in both sides of casing, one end of movable plate is located one side fixedly connected with iron plate of electro-magnet, and the other end of movable plate is located the inner wall fixedly connected with spring holder of casing, the fixed surface of movable plate is connected with the rack plate, the inboard equal rotation in both sides of casing is connected with the pivot, the fixed surface of pivot is connected with the gear, the fixed surface of gear is connected with the shutoff board.

As an optimized technical scheme of the utility model, intermeshing between rack plate and the gear, the quantity of rack plate has four.

As an optimal technical scheme of the utility model, the quantity of gear and shutoff board is four, the shutoff board laminating is in one side of heat dissipation cavity.

As an optimal technical scheme of the utility model, the shutoff board is fan-shaped shape, and the shutoff board is the plastics material.

As a preferred technical scheme of the utility model, be electric connection between the inside driver of electro-magnet and casing, be parallel to each other between electro-magnet and the iron plate.

As a preferred technical scheme of the utility model, the inside bottom of casing is provided with the buffering subassembly, the buffering subassembly includes the spring of fixed connection in the inside bottom of casing.

As a preferred technical scheme of the utility model, the top fixedly connected with backup pad of spring, two hydraulic stem of top fixedly connected with of backup pad, two the fixed stay that has cup jointed in top of hydraulic stem.

The utility model has the advantages that:

1. this kind of step motor driver casing, through when the driver is at the running state, the electro-magnet is for the on state and adsorb the iron plate of its one side, the iron plate drives movable plate and rack board synchronous upward displacement this moment, the rack board drives and rotates rather than the gear of meshing, the gear drives the synchronous rotation of shutoff board, so that the shutoff board does not carry out the shutoff to the heat dissipation cavity, consequently, can make its radiating part position of driver operation in-process be open state, when not using the driver, it loses magnetism to close the driver power supply promptly the electro-magnet outage, the electro-magnet does not adsorb the iron plate of its one side again, the shutoff board carries out the shutoff with the heat dissipation cavity again this moment, prevent that the motor from getting into the dust along the heat dissipation cavity under the idle state, avoid the dust to influence the inside components and parts of driver.

2. This kind of step motor driver casing sets up buffering subassembly through the inside at the casing for the driver contacts with the carriage when the casing is inside, under the elastic action of spring and the flexible effect of hydraulic stem, makes to have certain cushioning effect between the inner wall of driver and casing, prevents to cause the damage to driver and inside components and parts because of the casing drops or the striking, plays the guard action.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of an internal front sectional structure of a stepping motor driver housing according to the present invention;

fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 of a casing of a stepping motor driver according to the present invention;

fig. 3 is a schematic diagram of an electromagnet structure of a casing of a stepping motor driver according to the present invention;

fig. 4 is a schematic structural diagram of a buffer assembly of a casing of a stepping motor driver according to the present invention.

In the figure: 1. a housing; 2. a heat dissipation cavity; 3. an electromagnet; 4. moving the plate; 5. an iron plate; 6. a rack plate; 7. a spring seat; 8. a rotating shaft; 9. a gear; 10. a plugging plate; 11. a buffer assembly; 12. a support frame; 13. a hydraulic lever; 14. a support plate; 15. a spring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-4, the utility model relates to a step motor driver casing, which comprises a housin 1, heat dissipation cavity 2 has all been seted up in the both sides inboard of casing 1, and the inside of casing 1 is located both sides inboard edge and is provided with electro-magnet 3, the equal vertical movable plate 4 that is provided with of the both sides inboard of casing 1, the one end of movable plate 4 is located one side fixedly connected with iron plate 5 of electro-magnet 3, and the other end of movable plate 4 is located the inner wall fixedly connected with spring holder 7 of casing 1, the outer fixed surface of movable plate 4 is connected with rack plate 6, the both sides inboard of casing 1 is all rotated and is connected with pivot 8, the outer fixed surface of pivot 8 is connected with gear 9, the outer fixed surface of gear 9 is connected with shutoff board 10.

The rack plates 6 are meshed with the gears 9, the number of the rack plates 6 is four, the number of the gears 9 and the number of the blocking plates 10 are four, the blocking plates 10 are attached to one side of the heat dissipation cavity 2, the blocking plates 10 are fan-shaped, the blocking plates 10 are made of plastic materials, the electromagnet 3 is electrically connected with a driver inside the shell 1, the electromagnet 3 is parallel to the iron plate 5, when the driver is in an operating state, the electromagnet 3 is in an electrified state and adsorbs the iron plate 5 on one side of the electromagnet, the iron plate 5 drives the movable plate 4 and the rack plates 6 to move upwards synchronously, the rack plates 6 drive the gears 9 meshed with the rack plates to rotate, the gears 9 drive the blocking plates 10 to rotate synchronously, the blocking plates 10 do not block the heat dissipation cavity 2, and therefore the heat dissipation position of the driver in the operating process can be in an open state.

Wherein, the inside bottom of casing 1 is provided with buffering subassembly 11, buffering subassembly 11 includes spring 15 of fixed connection in the inside bottom of casing 1, top fixedly connected with backup pad 14 of spring 15, two hydraulic stems 13 of the top fixedly connected with of backup pad 14, the fixed cover in top of two hydraulic stems 13 has connect carriage 12, through setting up buffering subassembly 11 in the inside of casing 1, make the driver install and contact with carriage 12 when casing 1 is inside, under the elastic action of spring 15 and hydraulic stem 13's flexible effect, make and have certain cushioning effect between the inner wall of driver and casing 1, prevent to cause the damage to driver and inside components and parts because of casing 1 drops or strikes, play the guard action.

The working principle is as follows: when the driver is in an operating state, the electromagnet 3 is in an electrified state and adsorbs the iron plate 5 on one side of the electromagnet, at the moment, the iron plate 5 drives the moving plate 4 and the rack plate 6 to synchronously move upwards, the rack plate 6 drives the gear 9 engaged with the rack plate to rotate, the gear 9 drives the blocking plate 10 to synchronously rotate, so that the blocking plate 10 does not block the heat dissipation cavity 2, the heat dissipation part of the driver in the operating process can be in an open state, when the driver is not used, the power supply of the driver is turned off, namely the electromagnet 3 is powered off and loses magnetism, the electromagnet 3 does not adsorb the iron plate 5 on one side of the electromagnet any more, at the moment, the blocking plate 10 blocks the heat dissipation cavity 2 again, dust is prevented from entering the heat dissipation cavity 2 when the motor is in an idle state, the influence of the internal components of the driver by the dust is avoided, the buffer component 11 is arranged in the shell 1, so that the driver is in the shell 1 and is contacted with the supporting frame 12, under the elastic action of spring 15 and the flexible effect of hydraulic stem 13 for certain cushioning effect has between the inner wall of driver and casing 1, prevents to cause the damage to driver and inside components and parts because of casing 1 drops or the striking, plays the guard action.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A shell of a stepping motor driver comprises a shell (1) and is characterized in that two side plates of the shell (1) are respectively provided with a heat dissipation cavity (2), electromagnets (3) are arranged on the edges of the two side plates in the shell (1), moving plates (4) are vertically arranged in the two side plates of the shell (1), one end of the moving plate (4) is positioned at one side of the electromagnet (3) and is fixedly connected with an iron plate (5), and the other end of the moving plate (4) is positioned on the inner wall of the shell (1) and is fixedly connected with a spring seat (7), a rack plate (6) is fixedly connected to the outer surface of the moving plate (4), rotating shafts (8) are rotatably connected to the inner parts of two side plates of the shell (1), the outer fixed surface of pivot (8) is connected with gear (9), the outer fixed surface of gear (9) is connected with shutoff board (10).

2. A stepper motor driver housing according to claim 1, wherein the rack plates (6) and the gear wheels (9) are mutually engaged, the number of rack plates (6) being four.

3. A stepper motor driver housing according to claim 1, wherein the number of gears (9) and blocking plates (10) is four, the blocking plates (10) being attached to one side of the heat dissipating cavity (2).

4. A stepper motor driver housing according to claim 1, wherein the closure plate (10) is fan-shaped and the closure plate (10) is of plastic material.

5. A stepping motor driver housing according to claim 1, characterized in that the electromagnet (3) is electrically connected to the driver inside the housing (1), and the electromagnet (3) and the iron plate (5) are parallel to each other.

6. A stepper motor driver housing according to claim 1, wherein the inner bottom end of the housing (1) is provided with a damping member (11), the damping member (11) comprising a spring (15) fixedly connected to the inner bottom end of the housing (1).

7. A stepper motor driver housing according to claim 6, wherein a support plate (14) is fixedly connected to the top of the spring (15), two hydraulic rods (13) are fixedly connected to the top of the support plate (14), and a support frame (12) is fixedly connected to the top of the two hydraulic rods (13).