CN209930062U - Micro reciprocating motion motor with double motion modes - Google Patents
Micro reciprocating motion motor with double motion modes Download PDFInfo
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- CN209930062U CN209930062U CN201920848668.XU CN201920848668U CN209930062U CN 209930062 U CN209930062 U CN 209930062U CN 201920848668 U CN201920848668 U CN 201920848668U CN 209930062 U CN209930062 U CN 209930062U
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Abstract
The utility model discloses a micro reciprocating motion motor with double motion modes, which comprises a cylindrical shell, wherein a stator and a rotor are arranged in the shell, the rotor comprises a rotating shaft which is arranged along the axial direction of the shell, an axial actuating iron core and a circumferential actuating iron core are arranged on the rotating shaft, the stator comprises a cylindrical wire frame which is coaxially arranged with the rotating shaft, the wire frame is positioned between the axial actuating iron core and the circumferential actuating iron core, a coil is wound on the wire frame along the circumferential direction of the wire frame, a magnetic axial actuating component and a magnetic circumferential actuating component are respectively arranged in the shell corresponding to the axial actuating iron core and the circumferential actuating iron core, when the coil is periodically electrified and changed, the periodically changed induction magnetic poles can be generated on the axial actuating iron core and the circumferential actuating iron core, and the induction magnetic poles interact with the inherent magnetic poles of the corresponding axial actuating component and the circumferential actuating component, thereby pushing the rotating shaft to do periodic axial and circumferential superimposed reciprocating motion.
Description
Technical Field
The utility model relates to a reciprocating motion's motor field, concretely relates to miniature reciprocating motion motor with dual motion mode.
Background
With the continuous development of society, people pay more and more attention to the quality of life, so that personal health care products and beauty health care products, such as electric toothbrushes, electric face cleaners, electric shavers and other related products are more and more popularized, and the products can not be driven by a reciprocating motion motor.
At present, reciprocating motion motors/devices are mainly divided into two types, namely circumferential reciprocating motion and axial reciprocating motion, but the two types of reciprocating motion generally exist in a certain motor independently, and in order to enrich the experience of a user, a novel miniature reciprocating motion motor with two types of reciprocating motion is needed to be developed.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a micro reciprocating motor with dual motion modes.
The technical scheme is as follows: a micro reciprocating motion motor with double motion modes comprises a cylindrical shell, wherein a stator and a rotor are arranged in the shell, and the key points are as follows: the rotor comprises a rotating shaft arranged along the axial direction of the shell, and an axial actuating iron core and a circumferential actuating iron core are mounted on the rotating shaft;
the stator include with the cylindric line frame of the coaxial setting of pivot, this line frame is located between axial actuating iron core and the circumference actuating iron core, it is equipped with the coil around being equipped with along its circumference on the line frame, it has magnetic axial actuating assembly and circumference actuating assembly to correspond axial actuating iron core and circumference actuating iron core respectively in the casing, gives after the coil leads to positive and negative alternate change's electric current, produce alternate change's induction magnetic pole on axial actuating iron core and the circumference actuating iron core, this induction magnetic pole with the magnetic pole interact on axial actuating assembly and the circumference actuating assembly, thereby promote the pivot is made axial and the dual reciprocating motion of circumference.
By adopting the technical scheme, after the coil is electrified with positive and negative alternatively-changed currents, the axial actuating iron cores and the circumferential actuating iron cores at the two ends of the coil respectively generate the alternatively-changed induction magnetic poles, mutual repulsive force or attractive force can be generated between the additionally-generated induction magnetic poles and the corresponding magnetic poles on the axial actuating component and the circumferential actuating component with magnetism, so that the rotating shaft is pushed to reciprocate towards one end and can also do circumferential reciprocating rotary motion, and thus, the coil is utilized to push two superimposed motions of the rotating shaft in the axial direction and the circumferential direction, and the market blank is filled.
Preferably, the method comprises the following steps:
the axial actuating iron core comprises two groups of first rotor tooth assemblies which are distributed along the axial direction of the rotating shaft, a reset gap is formed between the two groups of first rotor tooth assemblies, each first rotor tooth assembly comprises N first rotor teeth which are uniformly distributed along the circumferential direction of the rotating shaft, N is a natural number, and all the first rotor teeth are fixedly connected with the rotating shaft;
the axial actuating assembly comprises two sets of first stator tooth assemblies, the two sets of first stator tooth assemblies correspond to the two sets of first stator tooth assemblies respectively, the reset gap faces the middle of the two sets of stator tooth assemblies, the first stator tooth assemblies comprise M first stator teeth, the M first stator teeth are uniformly distributed around the circumferential direction of the corresponding first stator tooth assemblies, M is a natural number and is a whole the first stator teeth are fixedly connected with the inner wall of the shell, the magnetic poles of all the first stator teeth of the first stator tooth assemblies are the same, and the magnetic poles of the first stator teeth of the two sets of first stator tooth assemblies are opposite.
By adopting the technical scheme, after the coil is electrified with forward current, N poles can be simultaneously generated on two groups of first rotor teeth of the axial actuating iron core, one of the magnetic poles inherent on the two groups of first stator teeth is an S pole and the other is an N pole, the N pole on the first rotor teeth is in repulsion with the N pole on the first stator teeth and is attracted with the S pole on the first stator teeth, and the two groups of first stator teeth are axially distributed, so that the rotating shaft is pushed to move towards one end; when the coil is not electrified, the axial actuating iron core is equivalent to an iron block, and if external force acts on the rotating shaft at the moment, the rotating shaft is pushed to a certain end for a certain distance, and the external force can be automatically restored to the original position due to the reluctance action of the reset gap after being removed.
The circumferential actuating iron core comprises a cylindrical second mounting part which is fixedly sleeved on the rotating shaft, and P second rotor teeth are uniformly arranged on the second mounting part along the circumferential direction of the second mounting part, wherein P is a natural number;
the circumferential actuating assembly comprises 2P second stator teeth with magnetism, the 2P second stator teeth are uniformly distributed around the circumference of the P second rotor teeth and are respectively and fixedly connected with the inner wall of the shell, the magnetic poles of the adjacent second stator teeth are opposite, and the second rotor teeth face to the space between the adjacent second stator teeth.
By adopting the technical scheme, after the coil is electrified with forward current, the same induction magnetic poles (such as S poles) are simultaneously generated on each rotor tooth of the circumferential actuating iron core, and because the second rotor tooth is positioned between two adjacent second stator teeth, the magnetic poles generated on the second rotor tooth and the magnetic poles on the adjacent second stator teeth are interacted, so that circumferential push-pull force is generated to drive the rotating shaft to rotate, after the coil is electrified with reverse current, the rotating shaft rotates in the reverse direction, and the circumferential actuating iron core drives the rotating shaft to do corresponding periodic reciprocating motion along the circumferential direction along with the periodic electrification direction change of the coil.
N or 1, wherein the axial actuating iron core is cylindrical, an annular separation groove is formed in the cylindrical surface of the axial actuating iron core, the separation groove forms the reset gap, and the axial actuating iron cores above and below the reset gap respectively form 1 rotor tooth;
n or 2, the axial actuating iron core is in a long strip shape at the moment, separating grooves are respectively formed in two end faces of the axial actuating iron core, the two separating grooves jointly form the reset gap, and the axial actuating iron cores above and below the two separating grooves respectively form 1 rotor tooth;
n or is a natural number more than or equal to 3, at the moment, the axial actuating iron core comprises a cylindrical first mounting part and a T-shaped tooth block, the first mounting part is fixedly mounted on the rotating shaft, N tooth blocks are uniformly arranged around the circumference of the first mounting part, the vertical part of each tooth block is fixedly connected with the mounting part, the transverse part of each tooth block is arc-shaped, the side surface of each tooth block is provided with a separation groove, all the separation grooves jointly form the reset gap, and the tooth blocks above and below each separation groove respectively form 1 first rotor tooth.
By adopting the structure, the axial actuating iron core can be in various different forms, and different axial actuating iron cores can be selected according to actual requirements.
The second rotor teeth are composed of strip-shaped tooth roots and arc-shaped tooth tops, wherein the tooth roots are fixedly connected with the second mounting portion, the protruding portions of the tooth tops face the shell, the middle portions of the tooth tops are located along the axial direction of the rotating shaft, positioning grooves are arranged in the middle of the tooth tops and adjacent to the second stator teeth, and positioning gaps are arranged between the second stator teeth and face the adjacent positioning grooves.
Adopt this structure, when the coil is not circular telegram, circumference actuating iron core is equivalent to an iron, only there is simple magnet actuation effort between its and circumference actuating assembly, location through positioning groove, second rotor tooth is towards the positioning gap between two adjacent second stator teeth all the time, when external force acts on the pivot, positioning groove deflects the back towards any second stator tooth, positioning groove plays fine magnetic resistance effect to the magnetic line of force that second stator tooth sent, after external force removes, second rotor tooth can automatic recovery to the home position, and compare with the locating structure that does not have gapped between the second stator tooth, set up positioning gap between the second stator tooth and be favorable to the location accuracy on the one hand, on the other hand can also effectively prevent the magnetic leakage.
And a cylindrical magnetic conduction steel sleeve is further sleeved on the rotating shaft between the axial actuating iron core and the circumferential actuating iron core and is positioned inside the wire frame, and two ends of the magnetic conduction steel sleeve are respectively contacted with the axial actuating iron core and the circumferential actuating iron core. With this structure, it is advantageous to enhance the magnetic permeability, so that sufficient magnetic force can be obtained even when a thinner rotary shaft is used, and it is verified that sufficient magnetic field strength can be obtained even when the diameter of the rotary shaft is reduced to half of the conventional diameter (4 mm).
The two ends of the shell are sealed through end covers, a shaft sleeve chamber is arranged on the inner wall of each end cover, a shaft sleeve is installed in the shaft sleeve chamber, the two ends of the rotating shaft respectively penetrate through the corresponding shaft sleeves and then extend out of the shell, and the shaft sleeves are made of soft plastic materials. By adopting the structure, when the rotating shaft reciprocates, the shaft sleeve can automatically adapt to the motion of the rotating shaft, and the noise of the motor during working is low.
The end cover of the outer end of the shaft sleeve chamber is provided with a limiting hole around the rotating shaft, the limiting hole is communicated with the shaft sleeve chamber, and the aperture of the limiting hole is larger than the diameter of the rotating shaft and smaller than the outer diameter of the shaft sleeve. By adopting the structure, when the rotating shaft is under larger radial pressure, the rotating shaft can be abutted against the inner wall of the limiting hole, thereby playing the role of protecting the shaft sleeve.
The soft plastic material is graphite nylon or Teflon. By adopting the structure, the shaft sleeve has better lubricating effect, the noise can be further reduced, and the abrasion of the rotating shaft is reduced.
When the coil is wound on the wire frame, the rotating shaft performs synchronous axial and circumferential superposition dual reciprocating motion;
or when the two coils are wound on the coil holder, the two coils are separated by the annular iron core and are connected in parallel or in series, and the rotating shaft synchronously overlaps in the axial direction and the circumferential direction to perform double reciprocating motion;
or when two coils are wound on the coil holder, the two coils are separated by annular iron, the alternating frequencies of the currents input by the two coils are respectively T1 and T2, T1 is not equal to T2, and the rotating shaft does axial and circumferential asynchronous double reciprocating motion.
By adopting the structure, when the two coils are connected in series or in parallel, the alternating frequency of the current input by the two coils is the same, and the induced magnetic fields generated by the two coils on the axial actuating iron core and the circumferential actuating iron core respectively act on the corresponding axial actuating component and the circumferential actuating component, so that the rotating shaft is driven to simultaneously generate axial motion and circumferential motion; when the two coils are respectively provided with independent current inputs and the alternating frequencies of the input currents are different, the axial motion and the circumferential motion of the rotating shaft are asynchronous, for example, when the frequency of the circumferential coil is 2 times of the frequency of the axial coil, the combination of axial swing for 1 time and circumferential swing for 2 times can be generated, and the action of the rotating shaft can be even designed into an 8 shape by controlling the frequency of current signals input by the two coils.
Adopt the beneficial effects of the utility model are that: when the coil is periodically electrified and changed, periodically changed induction magnetic poles can be generated on the axial actuating iron core and the circumferential actuating iron core, and the induction magnetic poles interact with the inherent magnetic poles of the corresponding axial actuating component and the circumferential actuating component, so that the rotating shaft is pushed to do periodic axial and circumferential superimposed reciprocating motion; when the power is not supplied, if external force pushes or twists the rotating shaft, the rotating shaft can be quickly restored to the initial position under the action of the reset gap and the positioning groove after the external force is removed.
Drawings
FIG. 1 is a schematic structural view of example 1;
FIG. 2 is a cross-sectional view A-A' of FIG. 1;
FIG. 3 is a cross-sectional view B-B' of FIG. 1;
FIG. 4 is a cross-sectional view C-C' of FIG. 1;
fig. 5 is an exemplary view of an axial actuator core;
FIG. 6 is another example diagram of an axial actuator core;
FIG. 7 is a third exemplary view of an axial actuator core;
fig. 8 is a schematic structural view of embodiment 3.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
As shown in fig. 1-4, a micro reciprocating motor with dual motion modes comprises a cylindrical housing 1, a stator and a rotor are arranged in the housing 1, the rotor comprises a rotating shaft 3 arranged along the axial direction of the housing 1, and an axial actuating iron core 12 and a circumferential actuating iron core 7 are mounted on the rotating shaft 3;
the stator comprises a cylindrical wire frame 5 which is coaxial with the rotating shaft 3, the wire frame 5 is positioned between an axial actuating iron core 12 and a circumferential actuating iron core 7, 1 coil 6 is wound on the wire frame 5 along the circumferential direction of the wire frame, and a magnetic axial actuating assembly 9 and a magnetic circumferential actuating assembly 11 are respectively and fixedly installed in the shell 1 corresponding to the axial actuating iron core 12 and the circumferential actuating iron core 7;
after the coil 6 is energized with the current which changes in the positive and negative directions alternately, the axial actuating iron core 12 and the circumferential actuating iron core 7 generate the induced magnetic poles which change alternately, and the induced magnetic poles interact with the magnetic poles on the axial actuating assembly 9 and the circumferential actuating assembly 11, so that the rotating shaft 3 is pushed to do the synchronous overlapping double reciprocating motion in the axial direction and the circumferential direction.
Specifically, the axial actuating iron core 12 includes two sets of first rotor tooth assemblies 12a distributed along the axial direction of the rotating shaft 3, the two sets of first rotor tooth assemblies 12a have a reset gap 12b therebetween, the first rotor tooth assemblies 12a include N number of first rotor teeth 12a0 uniformly distributed along the circumferential direction of the rotating shaft 3, where N is a natural number, and all the first rotor teeth 12a0 are fixedly connected with the rotating shaft 3;
the axial actuating assembly 9 comprises two groups of first stator tooth assemblies 9a, the two groups of first stator tooth assemblies 9a correspond to the two groups of first rotor tooth assemblies 12a respectively, the reset gap 12b faces the middle of the two groups of stator tooth assemblies 9a, the first stator tooth assemblies 9a comprise M first stator teeth 9a0, the M first stator teeth 9a0 are uniformly distributed around the circumference of the corresponding first rotor tooth assemblies 12a, M is a natural number, all the first stator teeth 9a0 are fixedly connected with the inner wall of the shell 1, all the first stator teeth 9a0 of the same group of first stator tooth assemblies 9a have the same magnetic poles, and the magnetic poles of the first stator teeth 9a0 of the two groups of first stator tooth assemblies 9a are opposite. Specifically, first stator tooth 9a0 is first magnet steel, the one side that first magnet steel is close to axial actuation iron core 12 is the two poles respectively with the one side that is close to casing 1, and same group all first stator teeth 9a0 of first stator tooth subassembly 9a are the same towards the magnetic pole of the one side of axial actuation iron core 12, and the magnetic pole of the one side of two sets of first stator tooth subassemblies 9a towards axial actuation iron core 12 is opposite.
The axial actuator core 12 may have a variety of different shapes. As shown in fig. 5, when N is 1, the axial actuator core is cylindrical, an annular separation groove is formed in the cylindrical surface of the axial actuator core, the separation groove forms the reset gap 12b, and the axial actuator core 12 above and below the reset gap 12b forms 1 rotor tooth 12a0 respectively;
as shown in fig. 6, when N is 2, the axial actuator core 12 is long, two end faces of the axial actuator core 12 are respectively provided with a separation groove, the two separation grooves jointly form the reset gap 12b, and the axial actuator core 12 above and below the two separation grooves respectively form 1 rotor tooth 12a 0;
as shown in fig. 7, when N is a natural number equal to or greater than 3, the axial actuator core 12 includes a cylindrical first mounting portion and a "T" -shaped tooth block, wherein the first mounting portion is fixedly sleeved on the rotating shaft 3, N tooth blocks are uniformly arranged around the circumference of the first mounting portion, vertical portions of the tooth blocks are fixedly connected to the mounting portion, a transverse portion of the tooth portion is arc-shaped, a concave surface of the tooth portion faces the first mounting portion, a separation groove is formed in a side surface of the tooth block, all the separation grooves jointly form the reset gap 12b, 1 first rotor tooth 12a0 is formed in each of the tooth blocks above and below the separation groove, and the tooth blocks may be long-strip-shaped or may have any other shape.
N may be any other natural number, and M and N may be equal or unequal.
For strengthening support and isolation, a circular ring-shaped support 9b is clamped between the two groups of first stator tooth assemblies 9a, the outer ring of the support 9b is fixedly connected with the inner wall of the shell 1, the two groups of first stator teeth 9a0 of the first stator tooth assemblies 9a are respectively in contact with the support 9b, the thickness of the support 9b is larger than the width of the reset gap 12b, and the reset gap 12b faces the inner wall of the support 9 b.
The middle part of line frame 5 is sunken to 3 formation wire winding portions of pivot, it is equipped with around following its circumference in the wire winding portion coil 6, wire winding portion both ends line frame 5 respectively with the inner wall fixed connection of casing 1, for strengthening the magnetic conduction, two between axial actuator core and the circumference actuator core 7 still the cover is equipped with cylindric magnetic conduction steel bushing 10 in the pivot 3, and this magnetic conduction steel bushing 10 is located inside line frame 5, just the both ends of magnetic conduction steel bushing 10 contact with axial actuator core 12 and circumference actuator core 7 respectively.
The circumferential actuating iron core 7 comprises a cylindrical second mounting part 7a, the second mounting part 7a is fixedly sleeved on the rotating shaft 3, P second rotor teeth 7b are uniformly arranged on the second mounting part 7a along the circumferential direction of the second mounting part, and P is a natural number;
the circumferential actuating assembly 11 comprises 2P second stator teeth 11a with magnetism, wherein the 2P second stator teeth 11a are uniformly distributed around the circumference of P second rotor teeth 7b and are fixedly connected with the inner wall of the shell 1, the magnetic poles of the adjacent second stator teeth 11a are opposite, and the second rotor teeth 7b face to the space between the adjacent second stator teeth 11 a.
Preferably, the second stator tooth 11a is long second magnetic steel, and this second magnetic steel is close to the one side of second rotor tooth 7b and the one side that is close to casing 1 are the two poles respectively, and are adjacent the second magnetic steel is close to the magnetic pole of the one side of second rotor tooth 7b is opposite, second rotor tooth 7b comprises banding tooth root and curved tooth top, wherein tooth root with second installation department 7a fixed connection, the bulge orientation at tooth top casing 1, the middle part at tooth top is followed the axial of pivot 3 is equipped with positioning groove 7c, and is adjacent have positioning gap 11b between the second stator tooth 11a, positioning groove 7c is adjacent towards positioning gap 11b between the second stator tooth 11 a.
It can also be seen from the picture that end cover 8 is sealed at the both ends of casing 1, be equipped with the axle sleeve room on the inner wall of end cover 8, the indoor axle sleeve 2 that installs of axle sleeve, the both ends of pivot 3 pass respectively and correspond stretch out behind the axle sleeve 2 casing 1, axle sleeve 2 adopts the soft material of moulding to make, the material of moulding is preferably graphite nylon or teflon for soft, the indoor outer end of axle sleeve centers on the end cover 8 pivot 3 still is equipped with spacing hole 4, this spacing hole 4 with axle sleeve room intercommunication, the aperture in spacing hole 4 is greater than the diameter of pivot 3 just is less than the external diameter of axle sleeve 2, axle sleeve 2 adopts the soft material of moulding to make.
Embodiment 2, as shown in fig. 8, a micro reciprocating motor having a dual motion mode, the present embodiment is different from embodiment 1 in that: 2 coils 6 are wound on the coil holder 5 along the circumferential direction of the coil holder, the two coils 6 are spaced by an annular iron core 13, the outer ring of the annular iron core 13 is fixedly connected with the casing 1, the two coils 6 are connected in parallel (or in series), and when the coils 6 are supplied with current which changes in a positive and negative alternative mode, the rotating shaft 3 performs synchronous overlapping double reciprocating motion in the axial direction and the circumferential direction.
Embodiment 3, as shown in fig. 8, a micro reciprocating motor having a dual motion mode, the present embodiment is different from embodiment 1 in that: 2 coils 6 are wound on the coil frame 5 along the circumferential direction of the coil frame, the two coils 6 are separated by an annular iron core 13, the outer ring of the annular iron core 13 is fixedly connected with the casing 1, the two coils 6 are respectively provided with independent current input, and the alternating frequency of the current input by the two coils 6 is T1And T2And T is1≠T2Said shaft 3 performing a double reciprocating movement axially and circumferentially unsynchronised, e.g. T1Can be 100Hz, T2May be 200Hz, etc., as long as the frequencies are not equal.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (10)
1. A micro reciprocating motion motor with double motion modes comprises a cylindrical shell (1), wherein a stator and a rotor are arranged in the shell (1), and the micro reciprocating motion motor is characterized in that: the rotor comprises a rotating shaft (3) which is axially arranged along the shell (1), and an axial actuating iron core (12) and a circumferential actuating iron core (7) are mounted on the rotating shaft (3);
the stator comprises a cylindrical wire frame (5) which is coaxial with the rotating shaft (3), the wire frame (5) is positioned between an axial actuating iron core (12) and a circumferential actuating iron core (7), a coil (6) is wound on the wire frame (5) along the circumferential direction of the wire frame, and a magnetic axial actuating assembly (9) and a magnetic circumferential actuating assembly (11) are respectively arranged in the shell (1) corresponding to the axial actuating iron core (12) and the circumferential actuating iron core (7);
after the coil (6) is electrified with the current which changes in a positive and negative mode alternately, the axial actuating iron core (12) and the circumferential actuating iron core (7) generate the induction magnetic poles which change alternately, and the induction magnetic poles interact with the magnetic poles on the axial actuating assembly (9) and the circumferential actuating assembly (11), so that the rotating shaft (3) is pushed to do double reciprocating motion in the axial direction and the circumferential direction.
2. The micro reciprocating motion motor with dual motion modes of claim 1, wherein: the axial actuating iron core (12) comprises two groups of first rotor tooth assemblies (12a) distributed along the axial direction of the rotating shaft (3), a reset gap (12b) is formed between the two groups of first rotor tooth assemblies (12a), the first rotor tooth assemblies (12a) comprise N first rotor teeth (12a0) uniformly distributed along the circumferential direction of the rotating shaft (3), N is a natural number, and all the first rotor teeth (12a0) are fixedly connected with the rotating shaft (3);
the axial actuating assembly (9) comprises two groups of first stator tooth assemblies (9a), the two groups of first stator tooth assemblies (9a) correspond to the two groups of first rotor tooth assemblies (12a) respectively, the reset gap (12b) faces the middle of the two groups of stator tooth assemblies (9a), the first stator tooth assemblies (9a) comprise M first stator teeth (9a0), the M first stator teeth (9a0) are uniformly distributed around the circumference of the corresponding first rotor tooth assemblies (12a), M is a natural number, all the first stator teeth (9a0) are fixedly connected with the inner wall of the shell (1), the magnetic poles of all the first stator teeth (9a0) of the same group of first stator tooth assemblies (9a) are the same, and the magnetic poles of the first stator teeth (9a0) of the two groups of first stator tooth assemblies (9a) are opposite.
3. A micro reciprocating motion motor having dual motion modes according to claim 1 or 2, wherein: the circumferential actuating iron core (7) comprises a cylindrical second mounting part (7a), the second mounting part (7a) is fixedly sleeved on the rotating shaft (3), P second rotor teeth (7b) are uniformly arranged on the second mounting part (7a) along the circumferential direction of the second mounting part, and P is a natural number;
the circumferential actuating assembly (11) comprises 2P second stator teeth (11a) with magnetism, the 2P second stator teeth (11a) are uniformly distributed around the circumference of P second rotor teeth (7b) and are fixedly connected with the inner wall of the shell (1), the magnetic poles of the adjacent second stator teeth (11a) are opposite, and the second rotor teeth (7b) face to the space between the adjacent second stator teeth (11 a).
4. The micro reciprocating motion motor with dual motion modes of claim 2, wherein: n or 1, wherein the axial actuating iron core (12) is cylindrical, an annular separation groove is formed in the cylindrical surface of the axial actuating iron core (12) and forms the reset gap (12b), and the axial actuating iron core (12) above and below the reset gap (12b) respectively forms 1 rotor tooth (12a 0);
n or 2, the axial actuating iron core (12) is in a long strip shape, two end faces of the axial actuating iron core (12) are respectively provided with a separation groove, the two separation grooves jointly form the reset gap (12b), and the axial actuating iron cores (12) above and below the two separation grooves respectively form 1 rotor tooth (12a 0);
n or a natural number which is more than or equal to 3, wherein the axial actuating iron core (12) comprises a cylindrical first mounting part and T-shaped tooth blocks, the first mounting part is fixedly mounted on the rotating shaft (3), N tooth blocks are uniformly arranged around the circumference of the first mounting part, the vertical parts of the tooth blocks are fixedly connected with the mounting part, the transverse parts of the tooth blocks are arc-shaped, the side surfaces of the tooth blocks are provided with separating grooves, all the separating grooves jointly form the reset gap (12b), and 1 first rotor tooth (12a0) is respectively formed on the tooth blocks above and below each separating groove.
5. A micro reciprocating motion motor having dual motion modes according to claim 3, wherein: second rotor tooth (7b) comprises banding root of tooth and curved tooth top, wherein the root of tooth with second installation department (7a) fixed connection, the bulge at tooth top orientation casing (1), the middle part at tooth top is followed the axial of pivot (3) is equipped with positioning groove (7c), and is adjacent positioning gap (11b) have between second stator tooth (11a), positioning groove (7c) orientation is adjacent positioning gap (11b) between second stator tooth (11 a).
6. A micro reciprocating motion motor having dual motion modes according to claim 3, wherein: two between axial actuating iron core (12) and circumference actuating iron core (7) still the cover is equipped with cylindric magnetic conduction steel bushing (10) on pivot (3), and this magnetic conduction steel bushing (10) are located inside line frame (5), just the both ends of magnetic conduction steel bushing (10) respectively with axial actuating iron core (12) and circumference actuating iron core (7) contact.
7. The micro reciprocating motion motor with dual motion mode of claim 6, wherein: the both ends of casing (1) are passed through end cover (8) and are sealed, be equipped with the axle sleeve room on the inner wall of end cover (8)), the indoor axle sleeve (2) of installing of axle sleeve, the both ends of pivot (3) pass respectively and correspond stretch out behind axle sleeve (2) casing (1), axle sleeve (2) adopt soft material of moulding to make.
8. The micro reciprocating-motion motor with dual motion modes of claim 7, wherein: the end cover (8) at the outer end of the shaft sleeve chamber is provided with a limiting hole (4) around the rotating shaft (3), the limiting hole (4) is communicated with the shaft sleeve chamber, and the aperture of the limiting hole (4) is larger than the diameter of the rotating shaft (3) and smaller than the outer diameter of the shaft sleeve (2).
9. The micro reciprocating-motion motor with dual motion modes of claim 7, wherein: the soft plastic material is graphite nylon or Teflon.
10. The micro reciprocating motion motor with dual motion modes of claim 1, wherein: when the coil (6) is wound on the wire frame (5), the rotating shaft (3) performs synchronous superposition double reciprocating motion in the axial direction and the circumferential direction;
or when the two coils (6) are wound on the wire frame, the two coils (6) are separated by the annular iron core (13), the two coils (6) are connected in parallel or in series, and the rotating shaft (3) performs synchronous superposition dual reciprocating motion in the axial direction and the circumferential direction;
or when two coils (6) are wound on the coil holder (5), the two coils (6) are separated through the annular iron core (13), the alternating frequencies of the current input by the two coils (6) are respectively T1 and T2, T1 is not equal to T2, and the rotating shaft (3) does axial and circumferential asynchronous dual reciprocating motion.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920848668.XU CN209930062U (en) | 2019-06-05 | 2019-06-05 | Micro reciprocating motion motor with double motion modes |
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| CN201920848668.XU CN209930062U (en) | 2019-06-05 | 2019-06-05 | Micro reciprocating motion motor with double motion modes |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198113A (en) * | 2019-06-05 | 2019-09-03 | 重庆市仓兴达科技有限公司 | A kind of micromotor moved back and forth with various dimensions |
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2019
- 2019-06-05 CN CN201920848668.XU patent/CN209930062U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198113A (en) * | 2019-06-05 | 2019-09-03 | 重庆市仓兴达科技有限公司 | A kind of micromotor moved back and forth with various dimensions |
| CN110198113B (en) * | 2019-06-05 | 2024-04-26 | 重庆市仓兴达科技有限公司 | Micro motor with multi-dimensional reciprocating motion |
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