CN206807179U - A kind of elastic piece structure Helical gear Transmission stepper motor - Google Patents

A kind of elastic piece structure Helical gear Transmission stepper motor Download PDF

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Publication number
CN206807179U
CN206807179U CN201720394971.8U CN201720394971U CN206807179U CN 206807179 U CN206807179 U CN 206807179U CN 201720394971 U CN201720394971 U CN 201720394971U CN 206807179 U CN206807179 U CN 206807179U
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CN
China
Prior art keywords
rear end
magnetite
shaft
housing
shell
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Active
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CN201720394971.8U
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Chinese (zh)
Inventor
钟木生
杨俊文
张树庭
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Dongguan Dou Dou Polytron Technologies Inc
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Dongguan Dou Dou Polytron Technologies Inc
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Abstract

The utility model discloses a kind of elastic piece structure Helical gear Transmission stepper motor, it includes stepper motor, motor fixing plate, the electric machine casing of stepper motor includes front end shell, end housing afterwards, front end shell is connected with motor fixing plate, setting-in front end magnetite in housing accommodating cavity inside electric machine casing, rear end magnetite, front end iron core, rear end iron core, front end coiling set, rear end coiling set, front end coil windings, rear end coil windings, movable rotation-shaft, movable rotation-shaft rearward end is intercalated in preceding hole successively, in the magnetite through hole of rear end, install fan blade helical gear in movable rotation-shaft leading section;Housing cover is installed in rear end housing rear end face, and rear end bearing is embedded in the cover plate mounting hole of housing cover, is embedded in free ball in the ball mounting hole of rear end bearing, circular cone hole surface and the free ball of movable rotation-shaft touch;The shell fragment on surface sets elastic pressure section after housing cover.The utility model has the advantages of novel in design, simple in construction, reliability is good.

Description

A kind of elastic piece structure Helical gear Transmission stepper motor
Technical field
It the utility model is related to camera technical field, more particularly to a kind of elastic piece structure Helical gear Transmission stepper motor.
Background technology
As the main device of safety monitoring, security protection camera is widely used in daily life;For For existing security protection camera, it is typically fitted with corresponding driving structure, i.e. driving structure driving security protection camera exists Rotated in certain angular range, to meet the effect of security protection camera wide-angle monitoring camera-shooting.
For camera, it is typically driven by stepper motor;However, for multiple-blade camera lens, it is existing Some stepper motors are difficult to effectively drive the action of multiple-blade camera lens, that is, are difficult to efficiently control unthreaded hole size.
Utility model content
The purpose of this utility model is to provide a kind of elastic piece structure Helical gear Transmission step in view of the shortcomings of the prior art Stepper motor, the elastic piece structure Helical gear Transmission Step Motor Design is novel, simple in construction, reliability is good, and can be effective Ground acts suitable for multiple-blade camera lens.
To reach above-mentioned purpose, the utility model is achieved through the following technical solutions.
A kind of elastic piece structure Helical gear Transmission stepper motor, include stepper motor, be installed in stepper motor front and In the motor fixing plate being vertically arranged, stepper motor includes electric machine casing, and electric machine casing includes front end shell, positioned at front end The rear end housing of housing rear end side, the rearward end of front end shell are connected with the leading section of rear end housing, and front end shell is consolidated with motor Fixed board connects, and the inside of electric machine casing forms housing accommodating cavity, the shell of electric machine casing between front end shell and rear end housing Embedded with respectively in cylindrical shape and coaxially arranged front end magnetite, positioned at the rear end of front end magnetite rear end side in body accommodating cavity Magnetite;The periphery of front end magnetite is set with front end iron core, and the periphery of front end iron core is set with front end coiling set, front end coiling set around Equipped with front end coil windings;The periphery of rear end magnetite is set with rear end iron core, and the periphery of rear end iron core is set with rear end coiling set, Coiling set in rear end is around equipped with back end of line circle winding;
The core of front end magnetite offer it is front and rear completely through front end magnetite through hole, before the core of rear end magnetite offers Afterwards completely through rear end magnetite through hole, front end magnetite through hole and rear end magnetite through hole axially align arrangement, and stepper motor also wraps Movable rotation-shaft is included, the rearward end of movable rotation-shaft is intercalated in front end magnetite through hole, in the magnetite through hole of rear end successively, movable rotation-shaft Leading section sequentially passes through front end shell, motor fixing plate and the front for extending to motor fixing plate, the leading section of movable rotation-shaft Fan blade helical gear is equiped with the front of motor fixing plate;
The rear end face of end housing is equiped with housing cover afterwards, the centre position of housing cover offer it is front and rear completely through Cover plate mounting hole, the cover plate mounting hole of housing cover is interior to be embedded with rear end bearing, and the centre position of rear axle bearing front surface opens up There is a ball mounting hole towards open front, be embedded with the free ball in ball shape in ball mounting hole, after movable rotation-shaft End face offers the conical bore of backward opening, and circular cone hole surface and the free ball of movable rotation-shaft touch;The rear table of housing cover Face is equiped with shell fragment, and shell fragment is provided with the elastic pressure section of protrusion extension forward, and the elastic pressure section of shell fragment compresses rear end forward Bearing.
Wherein, the front end shell corresponds to the movable rotation-shaft and is equiped with preceding end bearing, and the leading section of movable rotation-shaft passes through The centre bore of preceding end bearing and the front for extending to preceding end bearing.
Wherein, the motor fixing plate is metal fixing plate.
The beneficial effects of the utility model are:A kind of elastic piece structure Helical gear Transmission stepping electricity described in the utility model Machine, it includes stepper motor, motor fixing plate, and the electric machine casing of stepper motor includes front end shell, rear end housing, front end shell Be connected with motor fixing plate, setting-in front end magnetite in the housing accommodating cavity inside electric machine casing, rear end magnetite, front end iron core, after End iron core, front end coiling set, rear end coiling set, front end coil windings, rear end coil windings;Stepper motor also includes activity and turned Axle, movable rotation-shaft rearward end are intercalated in the rear end magnetite through hole of the front end magnetite through hole of front end magnetite, rear end magnetite successively, living Turn axle leading section sequentially passes through front end shell, motor fixing plate and extends to motor fixing plate front, movable rotation-shaft front end Install fan blade helical gear in portion;Housing cover is installed in rear end housing rear end face, and rear axle is embedded in the cover plate mounting hole of housing cover Hold, setting-in free ball in the ball mounting hole of rear end bearing, circular cone hole surface and the free ball of movable rotation-shaft touch;Housing Shell fragment is installed on surface after cover plate, and the elastic pressure section of shell fragment compresses rear end bearing forward.It is new by said structure design, this practicality Type has the advantages of novel in design, simple in construction, reliability is good, and can be effectively adapted to the action of multiple-blade camera lens.
Brief description of the drawings
The utility model is further detailed below with accompanying drawing, but the embodiment in accompanying drawing is not formed pair Any restrictions of the present utility model.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is decomposing schematic representation of the present utility model.
Fig. 3 is diagrammatic cross-section of the present utility model.
Include in Fig. 1 into Fig. 3:
1 --- stepper motor 11 --- electric machine casing
111 --- front end shell 112 --- rear end housing
12 --- front end magnetite 121 --- front end magnetite through holes
13 --- rear end magnetite 131 --- rear end magnetite through holes
14 --- front end iron core 15 --- rear end iron cores
16 --- front end coiling set 17 --- rear end coiling sets
18 --- movable rotation-shaft 181 --- conical bores
2 --- motor fixing plate 3 --- fan blade helical gears
4 --- housing cover 41 --- cover plate mounting holes
5 --- rear end bearing 51 --- ball mounting holes
6 --- free ball 7 --- shell fragments
71 --- elastic pressure section 8 --- preceding end bearings.
Embodiment
The utility model is illustrated with reference to specific embodiment.
As shown in Figure 1 to Figure 3, a kind of elastic piece structure Helical gear Transmission stepper motor, include stepper motor 1, be installed in The front of stepper motor 1 and include electric machine casing 11, electric machine casing 11 in the motor fixing plate 2 that is vertically arranged, stepper motor 1 Include front end shell 111, the rear end housing 112 positioned at the rear end side of front end shell 111, the rearward end of front end shell 111 is with after The leading section connection of end housing 112, front end shell 111 are connected with motor fixing plate 2, and the inside of electric machine casing 11 is in front end shell Housing accommodating cavity is formed between 111 and rear end housing 112, it is in respectively cylinder to be embedded with the housing accommodating cavity of electric machine casing 11 Shape and coaxially arranged front end magnetite 12, the rear end magnetite 13 positioned at the rear end side of front end magnetite 12;Outside front end magnetite 12 Enclose and be set with front end iron core 14, the periphery of front end iron core 14 is set with front end coiling set 16, and coiling set 16 in front end is around equipped with front end Coil windings;The periphery of rear end magnetite 13 is set with rear end iron core 15, and the periphery of rear end iron core 15 is set with rear end coiling set 17, Rear end coiling set 17 is around equipped with back end of line circle winding.
Further, the core of front end magnetite 12 offer it is front and rear completely through front end magnetite through hole 121, rear end magnetite 13 core offer it is front and rear completely through rear end magnetite through hole 131, front end magnetite through hole 121 and rear end magnetite through hole 131 Arrangement is axially aligned, stepper motor 1 also includes movable rotation-shaft 18, and the rearward end of movable rotation-shaft 18 is intercalated in front end magnetite successively In through hole 121, rear end magnetite through hole 131, the leading section of movable rotation-shaft 18 sequentially passes through front end shell 111, motor fixing plate 2 simultaneously Extend to the front of motor fixing plate 2, it is oblique that the leading section of movable rotation-shaft 18 in the front of motor fixing plate 2 is equiped with fan blade Gear 3.
Further, the rear end face of rear end housing 112 is equiped with housing cover 4, and the centre position of housing cover 4 opens up Have it is front and rear completely through cover plate mounting hole 41, is embedded with rear end bearing 5, rear axle in the cover plate mounting hole 41 of housing cover 4 The centre position for holding 5 preceding surfaces offers ball mounting hole 51 towards open front, embedded with being in spherosome in ball mounting hole 51 The free ball 6 of shape, the rear end face of movable rotation-shaft 18 offer the conical bore 181 of backward opening, the circular cone of movable rotation-shaft 18 The surface of hole 181 touches with free ball 6;The rear surface of housing cover 4 is equiped with shell fragment 7, and shell fragment 7 is provided with protrusion extension forward Elastic pressure section 71, the elastic pressure section 71 of shell fragment 7 compresses rear end bearing 5 forward.
In addition, the corresponding movable rotation-shaft 18 of front end shell 111 is equiped with preceding end bearing 8, the leading section of movable rotation-shaft 18 passes through The centre bore of preceding end bearing 8 and the front for extending to preceding end bearing 8.
It need to be explained further, motor fixing plate 2 of the present utility model can be prepared using metal material, i.e. this practicality New motor fixing plate 2 is metal fixing plate;Certainly, above-mentioned material is not formed to limitation of the present utility model, i.e. this reality It can also be prepared with new motor fixing plate 2 using other materials, such as hard plastics.
During utility model works, stepper motor 1 drives movable rotation-shaft by front end magnetite 12, rear end magnetite 13 18 rotate, and the movable rotation-shaft 18 of rotation drives the synchronous axial system of fan blade helical gear 3;For movable rotation-shaft 18 of the present utility model Speech, its leading section, rearward end are supported by the preceding end bearing 8 of corresponding side, rear end bearing 5 respectively.
It should further be noted that for rear end bearing 5 of the present utility model, it is by the court of elastic pressure section 71 of shell fragment 7 Before support, in the case where the elasticity of shell fragment 7 compresses effect, the utility model can effectively buffer fan blade helical gear 3 work when not Equilibrant force acts on, and then make it that the power output of fan blade helical gear 3 is more uniform.In addition, the process rotated in movable rotation-shaft 18 In, the rearward end of movable rotation-shaft 18 is in rolling contact by free ball 6 and rear end bearing 5, and the structure design can effectively gram Resistance when movable rotation-shaft 18 rotates is taken, and then it is more steady make it that movable rotation-shaft 18, fan blade helical gear 3 rotate.
Also it is exactly that, when the utility model is applied into multiple-blade camera lens, the utility model is driven by fan blade helical gear 3 Dynamic multiple-blade camera lens action, and then can accurately and reliably control unthreaded hole size.
From the above situation, it can be seen that, by said structure design, the utility model has novel in design, simple in construction, steady The advantages of determining good reliability, and the action of multiple-blade camera lens can be effectively adapted to.
Above content is only preferred embodiment of the present utility model, for one of ordinary skill in the art, according to this reality With new thought, there will be changes, this specification content should not be construed as in specific embodiments and applications To limitation of the present utility model.

Claims (3)

  1. A kind of 1. elastic piece structure Helical gear Transmission stepper motor, it is characterised in that:Include stepper motor (1), be installed in stepping Motor (1) front and include electric machine casing (11), motor casing in the motor fixing plate (2) that is vertically arranged, stepper motor (1) Body (11) includes front end shell (111), the rear end housing (112) positioned at front end shell (111) rear end side, front end shell (111) rearward end is connected with the leading section of rear end housing (112), and front end shell (111) is connected with motor fixing plate (2), electricity The inside of casing body (11) forms housing accommodating cavity, electric machine casing between front end shell (111) and rear end housing (112) (11) embedded with respectively in cylindrical shape and coaxially arranged front end magnetite (12), positioned at front end magnetite in housing accommodating cavity (12) the rear end magnetite (13) of rear end side;The periphery of front end magnetite (12) is set with front end iron core (14), front end iron core (14) Periphery is set with front end coiling set (16), and front end coiling set (16) is around equipped with front end of line circle winding;The periphery of rear end magnetite (13) Rear end iron core (15) is set with, the periphery of rear end iron core (15) is set with rear end coiling set (17), and rear end coiling set (17) installs around There are rear end coil windings;
    The core of front end magnetite (12) offer it is front and rear completely through front end magnetite through hole (121), the core of rear end magnetite (13) Portion offer it is front and rear completely through rear end magnetite through hole (131), front end magnetite through hole (121) and rear end magnetite through hole (131) Axially align arrangement, stepper motor (1) also includes movable rotation-shaft (18), before the rearward end of movable rotation-shaft (18) is intercalated in successively Hold magnetite through hole (121), rear end magnetite through hole (131) interior, the leading section of movable rotation-shaft (18) sequentially passes through front end shell (111), motor fixing plate (2) and the front of motor fixing plate (2) is extended to, the leading section of movable rotation-shaft (18) is consolidated in motor The front of fixed board (2) is equiped with fan blade helical gear (3);
    The rear end face of end housing (112) is equiped with housing cover (4) afterwards, and the centre position of housing cover (4) offers front and rear complete The cover plate mounting hole (41) run through entirely, the cover plate mounting hole (41) of housing cover (4) is interior to be embedded with rear end bearing (5), rear axle The centre position for holding (5) preceding surface offers ball mounting hole (51) towards open front, embedded with being in ball mounting hole (51) The free ball (6) of ball shape, the rear end face of movable rotation-shaft (18) offer the conical bore (181) of backward opening, activity Conical bore (181) surface of rotating shaft (18) touches with free ball (6);The rear surface of housing cover (4) is equiped with shell fragment (7), Shell fragment (7) is provided with the elastic pressure section (71) of protrusion extension forward, and the elastic pressure section (71) of shell fragment (7) compresses rear end forward Bearing (5).
  2. A kind of 2. elastic piece structure Helical gear Transmission stepper motor according to claim 1, it is characterised in that:The nose shell The corresponding movable rotation-shaft (18) of body (111) is equiped with preceding end bearing (8), and the leading section of movable rotation-shaft (18) passes through preceding end bearing (8) centre bore simultaneously extends to the front of preceding end bearing (8).
  3. A kind of 3. elastic piece structure Helical gear Transmission stepper motor according to claim 1, it is characterised in that:The motor is consolidated Fixed board (2) is metal fixing plate.
CN201720394971.8U 2017-04-16 2017-04-16 A kind of elastic piece structure Helical gear Transmission stepper motor Active CN206807179U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720394971.8U CN206807179U (en) 2017-04-16 2017-04-16 A kind of elastic piece structure Helical gear Transmission stepper motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720394971.8U CN206807179U (en) 2017-04-16 2017-04-16 A kind of elastic piece structure Helical gear Transmission stepper motor

Publications (1)

Publication Number Publication Date
CN206807179U true CN206807179U (en) 2017-12-26

Family

ID=60733114

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720394971.8U Active CN206807179U (en) 2017-04-16 2017-04-16 A kind of elastic piece structure Helical gear Transmission stepper motor

Country Status (1)

Country Link
CN (1) CN206807179U (en)

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