CN218183220U - Stepping motor transmission structure for mechanical control - Google Patents

Abstract

The utility model relates to a transmission technical field just discloses a step motor transmission structure for mechanical control, including step motor, threaded connection has the bolt on step motor's the lateral wall, it is provided with drive gear to cup joint on step motor's the output shaft, fixedly connected with picture peg on step motor's the output shaft, drive gear is located the inner wall of picture peg and has seted up the slot, the picture peg is pegged graft and is set up the inner wall at the slot, step motor's output shaft tip has seted up the through-hole, the inner wall of through-hole is equipped with the screw ring, the inner wall threaded connection of screw ring has the screw rod, the one end that the screw rod deviates from step motor is equipped with the rotary drum, it is connected with the clamp plate to rotate on the section of thick bamboo wall of rotary drum, the prismatic groove has been seted up to the inner wall of rotary drum. The utility model discloses can compress tightly the installation with the drive gear of equidimension thickness not and set up on step motor's output shaft, improve transmission structure's stability.

Description

Stepping motor transmission structure for mechanical control

Technical Field

The utility model relates to a transmission technical field especially relates to a step motor transmission structure for mechanical control.

Background

A stepping motor is an electric motor that converts an electrical pulse signal into a corresponding angular or linear displacement. When a pulse signal is input, the 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, the rotating speed is in direct proportion to the pulse frequency, and the stepping motor can be used for driving a belt pulley, a chain wheel and a gear to rotate so as to complete mechanical transmission.

Through retrieval, the Chinese patent publication No. CN211791208U comprises a stepping motor, wherein one end of a connecting column is fixedly installed on an output shaft of the stepping motor, a gear is sleeved outside the connecting column, and two positioning blocks are fixedly installed outside the connecting column;

in the above-mentioned patent, when installing to the drive gear of different thickness, can't compress tightly the setting with the gear of different thickness on step motor's output shaft, probably can make drive gear appear rocking, influence transmission structure's stability. Therefore, the utility model discloses a step motor transmission structure for mechanical control.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the gear of different thickness can't compress tightly the setting on step motor's output shaft among the prior art, can make drive gear appear rocking, influence transmission structure's stability, and the step motor transmission structure who is used for mechanical control who provides.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a step motor transmission structure for mechanical control, includes step motor, threaded connection has the bolt on step motor's the lateral wall, cup joint on step motor's the output shaft and be provided with drive gear, fixedly connected with picture peg on step motor's the output shaft, drive gear is located the inner wall of picture peg and has seted up the slot, the picture peg is pegged graft and is set up the inner wall at the slot, step motor's output shaft tip has seted up the through-hole, the inner wall of through-hole is equipped with the screw thread ring, the inner wall threaded connection of screw thread ring has the screw rod, the one end that the screw rod deviates from step motor is equipped with the rotary drum, it is connected with the clamp plate to rotate on the section of thick bamboo wall of rotary drum, the prismatic groove has been seted up to the inner wall of rotary drum.

Preferably, the output shaft of the stepping motor is fixedly sleeved with a baffle ring, and the side wall of the baffle ring is tightly pressed on the side wall of the driving gear.

Preferably, the cavity has been seted up to drive gear's inside, the top inner wall of cavity is equipped with the spring, the spring compresses tightly for the one end of picture peg and is provided with the stopper, the spacing groove has been seted up to the inner wall of picture peg, the stopper extends to the inside of spacing groove, the stopper is for the one end fixedly connected with pull rod of spring, the pull rod runs through the outside that the cavity extends to drive gear.

Preferably, the junction of stopper and spring is equipped with the baffle, the bottom inner wall fixedly connected with spacing ring of cavity, the top of spacing ring and the bottom contact setting of baffle.

Preferably, the bottom of stopper sets up to the arc, the bottom inner wall of spacing groove sets up to the cambered surface with the stopper assorted, the one end that the pull rod is located the drive gear outside is equipped with the handle.

Preferably, a prismatic column matched with the prismatic groove is arranged on the right side of the rotary drum, and a rotating handle is arranged at one end, away from the rotary drum, of the prismatic groove.

Preferably, one side of the pressing plate, which is opposite to the driving gear, is provided with a non-slip mat, the non-slip mat is tightly pressed on the side wall of the driving gear, the inner wall of the rotary drum, which is located on the prismatic groove, is provided with a magnetic block, and the magnetic block and the prismatic column are arranged in an mutually-adsorbed manner.

Compared with the prior art, the utility model provides a step motor transmission structure for mechanical control possesses following beneficial effect:

1. this a step motor transmission structure for mechanical control can drive the screw rod through rotating the rotary drum and rotate along the inner wall of screw ring, can adjust the position of clamp plate, makes the clamp plate compress tightly drive gear and sets up, guarantees drive gear's stability.

2. This a step motor transmission structure for mechanical control can extend the stopper to the inside of spacing groove through the spring, can make the more stable setting of drive gear in the inside of picture peg, further improvement drive gear's stability.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses can compress tightly the installation with the drive gear of equidimension thickness not and set up on step motor's output shaft, improve transmission structure's stability.

Drawings

Fig. 1 is a schematic structural diagram of a stepping motor transmission structure for mechanical control according to the present invention;

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

FIG. 3 is an enlarged view of a portion B of FIG. 1;

fig. 4 is a perspective view of the structure of the stem in fig. 3.

In the figure: the device comprises a stepping motor 1, a bolt 2, a drive gear 3, a plugboard 4, a retaining ring 5, a spring 6, a limiting block 7, a pull rod 8, a baffle plate 9, a limiting ring 10, a handle 11, a threaded ring 12, a screw rod 13, a rotating drum 14, a pressure plate 15, a prismatic column 16, a rotating handle 17, an anti-slip mat 18 and a magnetic block 19.

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.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example one

Referring to fig. 1-3, a step motor transmission structure for mechanical control, including step motor 1, threaded connection has bolt 2 on step motor 1's the lateral wall, it is provided with drive gear 3 to cup joint on step motor 1's the output shaft, fixedly connected with picture peg 4 on step motor 1's the output shaft, drive gear 3 is located the inner wall of picture peg 4 and has seted up the slot, picture peg 4 pegs graft and sets up the inner wall at the slot, step motor 1's the output shaft tip has seted up the through-hole, the inner wall of through-hole is equipped with threaded ring 12, threaded connection has screw rod 13 for threaded ring 12's inner wall, the one end that screw rod 13 deviates from step motor 1 is equipped with rotary drum 14, it is connected with clamp plate 15 to rotate on rotary drum 14's the section of thick bamboo wall, the prismatic groove has been seted up to rotary drum 14's inner wall.

Through cup jointing drive gear 3 and setting up on step motor 1's output shaft, make picture peg 4 peg graft and set up in the inside of slot to can carry out preliminary location to drive gear 3, can drive screw 13 through rotating rotary drum 14 and rotate along the inner wall of screw ring 12, thereby can adjust the position of clamp plate 15, make clamp plate 15 compress tightly drive gear 3 and set up, guarantee drive gear 3's stability.

Example two

Referring to fig. 1-2, fixed cover has been connected with fender ring 5 on step motor 1's the output shaft, the lateral wall that keeps off ring 5 compresses tightly the setting on drive gear 3's lateral wall, the cavity has been seted up to drive gear 3's inside, the top inner wall of cavity is equipped with spring 6, spring 6 compresses tightly for the one end of picture peg 4 and is provided with stopper 7, the spacing groove has been seted up to picture peg 4's inner wall, stopper 7 extends to the inside of spacing groove, stopper 7 is for the one end fixedly connected with pull rod 8 of spring 6, pull rod 8 runs through the outside that the cavity extends to drive gear 3.

Can cooperate the clamp plate 15 to grasp drive gear 3 through keeping off ring 5, can extend stopper 7 to the inside of spacing groove through spring 6 to can make the more stable setting of drive gear 3 in the inside of picture peg 4, further improvement drive gear 3's stability is convenient for take stopper 7 out to the outside of spacing groove through pulling pull rod 8, thereby is convenient for demolish the change to drive gear 3.

EXAMPLE III

Referring to fig. 1-2, a baffle 9 is arranged at the joint of the limiting block 7 and the spring 6, a limiting ring 10 is fixedly connected to the inner wall of the bottom of the cavity, the top end of the limiting ring 10 is in contact with the bottom end of the baffle 9, the bottom of the limiting block 7 is arc-shaped, the inner wall of the bottom of the limiting groove is arranged to be arc-shaped matched with the limiting block 7, and a handle 11 is arranged at one end of the pull rod 8, which is located outside the driving gear 3.

Baffle 9 and stop collar 10 contact setting can prevent 7 slippage outsides in fat cavity of stopper, and 7 bottoms of stopper set up to the arc can be when extending to the spacing inslot portion more smooth reduce wear, can be more laborsaving when pulling pull rod 8 through handle 11.

Example four

Referring to fig. 3-4, a prismatic column 16 matched with the prismatic groove is arranged on the right side of the rotary drum 14, a rotary handle 17 is arranged at one end of the prismatic groove, which is away from the rotary drum 14, a non-slip mat 18 is arranged on one side of the pressing plate 15, which is opposite to the driving gear 3, the non-slip mat 18 is tightly pressed on the side wall of the driving gear 3, a magnetic block 19 is arranged on the inner wall of the rotary drum 14, which is positioned in the prismatic groove, and the magnetic block 19 and the prismatic column 16 are mutually adsorbed.

Extend to the inside in prismatic groove through prismatic column 16, then rotate turning handle 17 thereby be convenient for drive rotary drum 14 and rotate, the inside that rotary drum 14 is located prismatic groove simultaneously is equipped with the magnetic path 19 and can live prismatic column 16 absorption, can make the stable setting in the inside in prismatic groove of prismatic column 16, and the back is accomplished in the rotation simultaneously, is convenient for take out, when making the output shaft of step motor 1 rotate, turning handle 17 can not influence the use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. A step motor transmission structure for mechanical control, includes step motor (1), its characterized in that: threaded connection has bolt (2) on the lateral wall of step motor (1), it is provided with drive gear (3) to cup joint on the output shaft of step motor (1), fixedly connected with picture peg (4) on the output shaft of step motor (1), drive gear (3) are located the inner wall of picture peg (4) and have seted up the slot, picture peg (4) are pegged graft and are set up the inner wall at the slot, the through-hole has been seted up to the output shaft tip of step motor (1), the inner wall of through-hole is equipped with threaded ring (12), the inner wall threaded connection of threaded ring (12) has screw rod (13), the one end that screw rod (13) deviates from step motor (1) is equipped with rotary drum (14), it is connected with clamp plate (15) to rotate on the section of thick bamboo wall of rotary drum (14), the prismatic groove has been seted up to the inner wall of rotary drum (14).

2. A stepping motor drive structure for mechanical control according to claim 1, wherein: the output shaft of the stepping motor (1) is fixedly sleeved with a baffle ring (5), and the side wall of the baffle ring (5) is tightly pressed on the side wall of the driving gear (3).

3. A stepping motor drive structure for mechanical control according to claim 1, wherein: the cavity has been seted up to the inside of drive gear (3), the top inner wall of cavity is equipped with spring (6), spring (6) compress tightly for the one end of picture peg (4) and are provided with stopper (7), the spacing groove has been seted up to the inner wall of picture peg (4), stopper (7) extend to the inside of spacing groove, stopper (7) are for one end fixedly connected with pull rod (8) of spring (6), pull rod (8) run through the outside that the cavity extends to drive gear (3).

4. A stepping motor drive structure for mechanical control according to claim 3, wherein: the limiting block is characterized in that a baffle (9) is arranged at the joint of the limiting block (7) and the spring (6), a limiting ring (10) is fixedly connected to the inner wall of the bottom end of the cavity, and the top end of the limiting ring (10) is in contact with the bottom end of the baffle (9).

5. The stepping motor transmission structure for mechanical control according to claim 3, wherein the bottom of the limiting block (7) is arc-shaped, the inner wall of the bottom end of the limiting groove is arc-shaped and matched with the limiting block (7), and a handle (11) is arranged at one end of the pull rod (8) positioned outside the driving gear (3).

6. A stepping motor drive structure for mechanical control according to claim 1, wherein: a prismatic column (16) matched with the prismatic groove is arranged on the right side of the rotary drum (14), and a rotary handle (17) is arranged at one end, away from the rotary drum (14), of the prismatic groove.

7. A stepping motor drive structure for mechanical control according to claim 1, wherein: one side of the pressing plate (15) opposite to the driving gear (3) is provided with an anti-slip pad (18), the anti-slip pad (18) is tightly pressed on the side wall of the driving gear (3), the inner wall of the rotary drum (14) located on the prismatic groove is provided with a magnetic block (19), and the magnetic block (19) and the prismatic column (16) are arranged in an mutually-adsorbed manner.

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