CN204327874U - Band gear motor unit - Google Patents
Band gear motor unit Download PDFInfo
- Publication number
- CN204327874U CN204327874U CN201420735337.2U CN201420735337U CN204327874U CN 204327874 U CN204327874 U CN 204327874U CN 201420735337 U CN201420735337 U CN 201420735337U CN 204327874 U CN204327874 U CN 204327874U
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- Prior art keywords
- gear
- connector element
- motor unit
- motor
- motor part
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 description 28
- 238000004806 packaging method and process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
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Abstract
A kind of band gear motor unit, contributes to improving operating efficiency, and guarantees positional accuracy.Band gear motor unit of the present utility model comprises: motor part, the small gear that this motor part has driving source and driven by this driving source; Gear part, this gear part has at least one gear engaged with described small gear and shell received by the gear receiving this at least one gear, described motor part is provided with connector element, described motor part utilizes described connector element to be connected with described gear part, it is characterized in that, be formed with the recess towards radially inner side depression at the outer circumferential face of described connector element, be formed with the protuberance chimeric with described recess at the inner peripheral surface of described gear storage shell.
Description
Technical field
The utility model relates to the assembling method of band gear motor unit and band gear motor unit.
Background technique
In the past, there will be a known a kind of band gear motor unit, it comprises motor part and gear part, wherein, as shown in Figure 7 and Figure 8, the small gear 11x that motor part has driving source and driven by this driving source, gear part has the multiple gear 22ax engaged with above-mentioned small gear 11x, 22bx, 22cx and these gears of storage 22ax, 22bx, the gear storage shell 21x having bottom tube-like in one end open of 22cx, and, motor part and gear part utilize the connector element 30x in the form of annular discs be connected with motor part to be interconnected, specifically, the outer circumferential face of connector element 30x offers multiple screw hole (not shown), also multiple screw hole (not shown) is offered in the position corresponding with multiple screw holes of connector element 30x in the sidewall portion of gear storage shell 21x, after opening connector element 30x being embedded gear storage shell 21x, by screw to be screwed into the screw hole of connector element 30x through the screw hole in the sidewall portion of gear storage shell 21x, motor part and gear part can be assembled into one.
But, in above-mentioned band gear motor unit, need during assembling to make gear receive the screw hole in sidewall portion and the screw hole contraposition in the circumferential of connector element 30x of shell 21x, this contraposition can only be undertaken by range estimation, therefore, there is operating efficiency difference, be difficult to guarantee the problem of positional accuracy.
Model utility content
The utility model completes in view of the above problems, its object is to provide a kind of and contributes to improving operating efficiency and guarantee the band gear motor unit of positional accuracy and the assembling method of band gear motor unit.
For achieving the above object, the utility model first aspect provides a kind of band gear motor unit, comprising: motor part, the small gear that this motor part has driving source and driven by this driving source; And gear part, this gear part has at least one gear engaged with described small gear and shell received by the gear receiving this at least one gear, described motor part is provided with connector element, described motor part utilizes described connector element to be connected with described gear part, wherein, be formed with the recess towards radially inner side depression at the outer circumferential face of described connector element, be formed with the protuberance chimeric with described recess at the inner peripheral surface of described gear storage shell.
According to the band gear motor unit of the utility model first aspect, owing to being formed with the recess towards radially inner side depression at the outer circumferential face of connector element, the protuberance chimeric with recess is formed at the inner peripheral surface of gear storage shell, as long as therefore preset into the screw hole making the screw hole on the outer circumferential face of connector element and gear receive the sidewall portion of shell to observe (in the circumferential) when recess is chimeric with protuberance along the central axial direction of motor part and align, when assembling, without the need to being carried out the screw hole in sidewall portion and the screw hole contraposition in the circumferential of connector element of gear storage shell by range estimation, as long as make motor part (connector element) turn to the recess position chimeric with protuberance energy relative to gear part.By this, effectively can improve operating efficiency, and the relative positional accuracy of connector element and gear part can be guaranteed.
The band gear motor unit of the utility model second aspect is on the basis of the band gear motor unit of the utility model first aspect, be formed towards the outstanding stepped part of radially inner side at the inner peripheral surface of described gear storage shell, the end face away from described motor part side of described connector element abuts with the described stepped part that shell received by described gear.
According to the band gear motor unit of the utility model second aspect, abut with the stepped part that shell received by gear by making the end face away from motor part side of connector element, motor part (connector element) and the location of gear part in the central axial direction (central axial direction of gear part) of motor part can be carried out easily, improve packaging efficiency.
The band gear motor unit of the utility model third aspect is on the basis of the band gear motor unit of the utility model first aspect, and described band gear motor unit comprises multipair described recess and described protuberance.
According to the band gear motor unit of the utility model third aspect, by arranging multipair recess and protuberance, when contributing to reducing assembling, motor part (connector element) is relative to the amounts of rotation of gear part, improves packaging efficiency.
The band gear motor unit of the utility model fourth aspect is on the basis of the band gear motor unit of the utility model third aspect, and multiple described recess and multiple described protuberance are equally spaced formed respectively.
According to the band gear motor unit of the utility model third aspect, by multiple recess and multiple protuberance equally spaced being formed, when contributing to reducing assembling, motor part (connector element) is relative to the amounts of rotation of gear part, improves packaging efficiency.
The band gear motor unit of the utility model the 5th aspect is on the basis of the band gear motor unit of the utility model first aspect, in the central axial direction of described motor part, the end face by described motor part side of described protuberance receives the end face by described motor part side of shell away from described motor part than described gear.
According to the band gear motor unit of the utility model the 5th aspect, the end face that gear can be utilized when assembling to receive the motor part side of the ratio protuberance of shell also guides connector element by the inner peripheral surface of motor part side, contributes to improving packaging efficiency.
For achieving the above object, the utility model the 6th aspect provides a kind of assembling method with gear motor unit, and described band gear motor unit comprises: motor part, the small gear that this motor part has driving source and driven by this driving source, and gear part, this gear part has at least one gear that can engage with described small gear and shell received by the gear receiving this at least one gear, described motor part is provided with connector element, described connector element is used for described motor part to be connected with described gear part, wherein, the recess towards radially inner side depression is formed at the outer circumferential face of described connector element, the inner peripheral surface of described gear storage shell be formed can be chimeric with described recess protuberance, described assembling method comprises: first step, in this first step, make the side being provided with described small gear of described connector element towards under the state of described gear part, central axial direction along described motor part makes described motor part move towards described gear part, make abutting away from the end face of the end face of described motor part side with the described motor part side of described protuberance of described connector element, second step, in this second step, makes described motor part relative to the center axis thereof of described gear part around described motor part, until described recess aligns in the central axial direction of described motor part with described protuberance, and third step, in this third step, the central axial direction along described motor part makes described motor part move towards described gear part further and make described recess chimeric with described protuberance, until described small gear snaps in described gear completely.
According to the assembling method of the band gear motor unit of the utility model the 6th aspect, owing to being formed with the recess towards radially inner side depression at the outer circumferential face of connector element, the protuberance chimeric with recess is formed at the inner peripheral surface of gear storage shell, as long as therefore preset into the screw hole making the screw hole on the outer circumferential face of connector element and gear receive the sidewall portion of shell to observe (in the circumferential) when recess is chimeric with protuberance along the central axial direction of motor part and align, when assembling, without the need to being carried out the screw hole in sidewall portion and the screw hole contraposition in the circumferential of connector element of gear storage shell by range estimation, as long as make motor part (connector element) turn to relative to gear part the position that recess can be chimeric with protuberance.By this, effectively can improve operating efficiency, and the relative positional accuracy of connector element and gear part can be guaranteed.
The assembling method of the band gear motor unit of the utility model the 7th aspect is on the basis of the assembling method of the band gear motor unit in the utility model the 6th, in described first step, when making the abutting with the end face of the described motor part side of described protuberance away from the end face of described motor part side of described connector element, the front end of described small gear is only made to snap in described gear a little.
According to the assembling method of the band gear motor unit of the utility model the 7th aspect, after confirmation small gear and gear engage each other, then motor part (connector element) can be inserted gear part further, contribute to the damage preventing gear.
Model utility effect
According to band gear motor unit of the present utility model and assembling method thereof, owing to being formed with the recess towards radially inner side depression at the outer circumferential face of connector element, the protuberance chimeric with recess is formed at the inner peripheral surface of gear storage shell, as long as therefore preset into the screw hole making the screw hole on the outer circumferential face of connector element and gear receive the sidewall portion of shell to observe (in the circumferential) when recess is chimeric with protuberance along the central axial direction of motor part and align, when assembling, without the need to being carried out the screw hole in sidewall portion and the screw hole contraposition in the circumferential of connector element of gear storage shell by range estimation, as long as make motor part (connector element) turn to relative to gear part the position that recess can be chimeric with protuberance.By this, effectively can improve operating efficiency, and the relative positional accuracy of connector element and gear part can be guaranteed.
Accompanying drawing explanation
Fig. 1 is the integrally-built stereogram of the band gear motor unit representing the utility model mode of execution, wherein, schematically illustrates motor part with dotted line.
Fig. 2 is the stereogram of the gear part represented in the band gear motor unit of the utility model mode of execution, and is represent figure when observing from the upside of Fig. 1.
Fig. 3 is the stereogram of the connector element represented in the band gear motor unit of the utility model mode of execution, and is represent figure when observing from the downside of Fig. 1.
Fig. 4 A is the stereogram of the preparatory stage in the assembling method of the band gear motor unit representing the utility model mode of execution.
Fig. 4 B is the partial cross-sectional side-elevation view of the preparatory stage in the assembling method of the band gear motor unit schematically illustrating the utility model mode of execution.
Fig. 4 C is the stereogram of the first step of the assembling method of the band gear motor unit representing the utility model mode of execution.
Fig. 4 D is the partial cross-sectional side-elevation view of the first step of the assembling method of the band gear motor unit schematically illustrating the utility model mode of execution.
Fig. 4 E is the stereogram of the second step of the assembling method of the band gear motor unit representing the utility model mode of execution.
Fig. 4 F is the partial cross-sectional side-elevation view of the second step of the assembling method of the band gear motor unit schematically illustrating the utility model mode of execution.
Fig. 4 G is the stereogram of the third step of the assembling method of the band gear motor unit representing the utility model mode of execution.
Fig. 4 H is the partial cross-sectional side-elevation view of the third step of the assembling method of the band gear motor unit schematically illustrating the utility model mode of execution.
Fig. 5 is the stereogram of a variation of the gear part represented in the band gear motor unit of the utility model mode of execution.
Fig. 6 is the stereogram of another variation of the gear part represented in the band gear motor unit of the utility model mode of execution.
Fig. 7 is the stereogram of the gear part represented in the band gear motor unit of prior art.
Fig. 8 is the stereogram of the connector element represented in the band gear motor unit of prior art, wherein, the side of connector element is provided with small gear.
Embodiment
Below, with reference to accompanying drawing, the band gear motor unit of the utility model mode of execution is described in detail.
(structure of band gear motor unit)
Fig. 1 is the integrally-built stereogram of the band gear motor unit 1 representing the utility model mode of execution, wherein, schematically illustrates motor part 10 with dotted line.Fig. 2 is the stereogram of the gear part 20 represented in the band gear motor unit 1 of the utility model mode of execution, and is represent figure when observing from the upside of Fig. 1.Fig. 3 is the stereogram of the connector element 30 represented in the band gear motor unit 1 of the utility model mode of execution, and is represent figure when observing from the downside of Fig. 1.
As shown in Figure 1, band gear motor unit 1 of the present utility model has roughly columned profile, and it comprises motor part 10 and gear part 20, and the central axis of motor part 10 is consistent with the central axis LC of gear part 20.Further, the small gear 11 (with reference to Fig. 3) that motor part 10 has driving source (not shown) and driven by this driving source, gear part 20 has gear storage shell 21.Further, motor part 10 is provided with connector element 30, motor part 10 and gear part 20 are linked together by connector element 30.
As shown in Figure 2, in gear part 20, gear storage shell 21 roughly has bottom tube-like in one end (upper end in Fig. 2) opening.Specifically, gear storage shell 21 has the sidewall of diapire and tubular, be formed towards the outstanding stepped part 211 of radially inner side at the inner peripheral surface of the sidewall of gear storage shell 21, stepped part 211 is provided with gear ring 211a in mode outstanding to radially inner side further.Further, the sidewall of gear storage shell 21 is formed with multiple (being two) gear storage shell-side screw hole 212a, 212b herein in the mode radially running through sidewall.Herein, two gear storage shell-side screw hole 212a, 212b equal angles compartment of terrains centered by the central axis LC of gear part 20 are formed.
In addition, as shown in Figure 2, in gear storage shell 21, multiple (being three) gear 22a ~ 22c is accommodated with herein.Specifically, gear 22a ~ 22c equal angles centered by the central axis LC of gear part 20 is spaced apart and arranged in gear storage shell 21, and is meshed with gear ring 211a, and these gears 22a ~ 22c can engage with the small gear 11 of motor part 10.
In addition, in the present embodiment, be formed towards outstanding multiple (being two) protuberance 213a, the 213b of radially inner side herein at the inner peripheral surface of the sidewall of gear storage shell 21.Specifically, in the stepped part 211 of gear storage shell 21, give prominence to protuberance 213a, 213b of being formed with multiple inner peripheral surface receiving the sidewall of shell 21 from gear and giving prominence to towards radially inner side in the mode extended along the central axis LC direction of gear part 20.Further, end face 213a1,213b1 of protuberance 213a, 213b receive the end face 210 of shell 21 lower than gear.In other words, raised part 213a, 213b do not extend to the end face 210 of gear storage shell 21 always from stepped part 211.Herein, protuberance 213a, 213b in roughly semi-cylindrical, but are not limited thereto, and its shape can suitably change as required, such as, also can be triangular prism shape, rectangular-shaped etc.
As shown in Figure 3, connector element 30 is in roughly discoid, and it roughly can receive the opening of shell 21 by landfill gear, and, connector element 30 be provided with in the mode that can rotate around its central axis LL the small gear 11 of motor part 10.In addition, it (is two that connector element 30 is also provided with multiple at its outer circumferential face herein, but merely illustrate one in Fig. 3) connector element side screw hole 32, these connector element side screw holes 32 are formed in receives the corresponding position of shell-side screw hole 212a, 212b with said gear.In other words, under motor part 10 and gear part 20 being assembled all-in-one-piece situation by connector element 30, above-mentioned connector element side screw hole 32 and said gear are received shell-side screw hole 212a, 212b and are alignd.
In addition, in the present embodiment, connector element 30 is provided with the recess 31 caved in towards radially inner side at its outer circumferential face.Herein, equiangularly be arranged at intervals with two energy recess 31a, the 31b chimeric with raised part 213a, 213b at the outer circumferential face of connector element 30, these recesses 31a, 31b are through to another end face on the central axis LL direction of connection member 30 from an end face 300 the central axis LL direction of connector element 30.Herein, the shape of recess 31a, 31b and the form fit of protuberance 213a, 213b.
(assembling method of band gear motor unit)
Fig. 4 A ~ Fig. 4 H is the figure of the assembling method of the band gear motor unit 1 representing the utility model mode of execution, wherein, Fig. 4 A is the stereogram of the preparatory stage in the assembling method of the band gear motor unit 1 representing the utility model mode of execution, Fig. 4 B is the partial cross-sectional side-elevation view of the preparatory stage in the assembling method of the band gear motor unit 1 schematically illustrating the utility model mode of execution, Fig. 4 C is the stereogram of the first step of the assembling method representing band gear motor unit 1, Fig. 4 D is the partial cross-sectional side-elevation view of the first step of the assembling method schematically illustrating band gear motor unit 1, Fig. 4 E is the stereogram of the second step of the assembling method representing band gear motor unit 1, Fig. 4 F is the partial cross-sectional side-elevation view of the second step of the assembling method schematically illustrating band gear motor unit 1, Fig. 4 G is the stereogram of the third step of the assembling method representing band gear motor unit 1, Fig. 4 H is the partial cross-sectional side-elevation view of the third step of the assembling method schematically illustrating band gear motor unit 1.
When Assembling gear motor unit 1, as shown in Fig. 4 A, Fig. 4 B, first be ready to the motor part 10 of connector element 30 is installed and the gear part 20 of gear 22a, 22b, 22c is installed, make the opening of the side being provided with connector element 30 towards gear storage shell 21 of motor part 10 (with reference to Fig. 1), and make the central axis of motor part 10 and the central axis LC rough alignment of gear part 20.
Then, as shown in Fig. 4 C, Fig. 4 D, carry out first step, in this first step, make the side being provided with small gear 11 of connector element 30 towards under the state of gear part 20, central axial direction along motor part 10 makes motor part 10 move towards gear part 20, makes abutting away from the end face 300 of motor part side end face 213a1,213b1 with the motor part side of protuberance 213a, 213b of connector element 30;
Then, as shown in Fig. 4 E, Fig. 4 F, carry out second step, in this second step, make motor part 10 relative to gear part 20 around motor part 10 central axis (i.e. the central axis LC of gear part 10) rotate (be rotate clockwise in figure, but be not limited thereto), until recess 31a, 31b align in the central axial direction of motor part 10 with protuberance 213a, 213b respectively; And
Then, as shown in Fig. 4 G, Fig. 4 H, carry out third step, in this third step, central axial direction along motor part 10 makes motor part 10 move towards gear part 20 further and make recess 31a, 31b chimeric with protuberance 213a, 213b, until small gear 11 snaps in gear 21a, 21b, 21c completely.Now, gear storage shell-side screw hole 212a, 212b of gear storage shell 21 align with the connector element side screw hole 32 of connector element 30.
In the above-described state, by not shown screw is screwed into connector element side screw hole 32 through gear storage shell-side screw hole 212a, 212b, motor part 10 and gear part 20 can be assembled into one, thus completes band gear motor unit 1.
In addition, in above-mentioned first step, preferably when making the abutting with end face 213a1,213b1 of the motor part side of protuberance 213a, 213b away from the end face 300 of motor part side of connector element 30, the front end of small gear 11 is only made to snap in gear 22a, 22b, 22c (such as making the front end of small gear 11 and the mesh volume of gear 22a, 22b, 22c be 1/5 of the teeth portion length of small gear 11) a little.
(effect of present embodiment)
According to the band gear motor unit 1 of the utility model mode of execution, owing to being formed with the recess 31a towards radially inner side depression at the outer circumferential face of connector element 30, 31b, be formed and recess 31a at the inner peripheral surface of gear storage shell 21, the protuberance 213a that 31b is chimeric, 213b, as long as the connector element side screw hole 32 therefore preset on the outer circumferential face making connector element 30 receives shell-side screw hole 212a with the gear gear received on the sidewall of shell 21, 212b is at recess 31a, 31b and protuberance 213a, (in the circumferential) alignment is observed along the central axial direction of motor part when 213b is fitted together to, when assembling, without the need to being carried out gear storage shell-side screw hole 212a by range estimation, 212b and connector element side screw hole 32 contraposition in the circumferential, as long as make motor part 10 (connector element 30) turn to recess 31a relative to gear part 20, 31b and protuberance 213a, the position that 213b is chimeric.By this, effectively can improve operating efficiency, and the relative positional accuracy of connector element 30 and gear part 20 can be guaranteed.
Above embodiment of the present utility model is described, but be to be understood that, above-mentioned embodiment does not form restriction of the present utility model, and those skilled in the art can carry out multiple amendment on the basis of above disclosure, and do not exceed scope of the present utility model.
Such as, in the above-described embodiment, in gear part 20, be formed and two protuberances 213a, 213b at the inner peripheral surface of gear storage shell 21, but be not limited thereto, both only can form a protuberance 213x at the inner peripheral surface of gear storage shell 21 as shown in Figure 5, also can form three protuberance 213y1 ~ 213y3 at the inner peripheral surface of gear storage shell 21 as shown in Figure 6, certainly, also more protuberance can be set.When the inner peripheral surface of gear storage shell 21 arranges multiple protuberance, multiple protuberance is preferably made (equal angles interval) to be formed at equal intervals.
In addition, in the above-described embodiment, in gear storage shell 21, be accommodated with three gears 22a, 22b, 22c, but the quantity being accommodated in the gear in gear storage shell 21 is not limited thereto, both can be one or two, also can be more than four.
Claims (5)
1. be with a gear motor unit, comprise:
Motor part, the small gear that this motor part has driving source and driven by this driving source; And
Gear part, this gear part has at least one gear engaged with described small gear and shell received by the gear receiving this at least one gear,
Described motor part is provided with connector element, and described motor part utilizes described connector element to be connected with described gear part,
It is characterized in that,
The recess towards radially inner side depression is formed at the outer circumferential face of described connector element,
The protuberance chimeric with described recess is formed at the inner peripheral surface of described gear storage shell.
2. be with gear motor unit as claimed in claim 1, it is characterized in that,
Be formed towards the outstanding stepped part of radially inner side at the inner peripheral surface of described gear storage shell,
The end face away from described motor part side of described connector element abuts with the described stepped part that shell received by described gear.
3. be with gear motor unit as claimed in claim 1, it is characterized in that,
Described band gear motor unit comprises multipair described recess and described protuberance.
4. be with gear motor unit as claimed in claim 3, it is characterized in that,
Multiple described recess and multiple described protuberance are equally spaced formed respectively.
5. be with gear motor unit as claimed in claim 1, it is characterized in that,
In the central axial direction of described motor part, the end face by described motor part side of described protuberance receives the end face by described motor part side of shell away from described motor part than described gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735337.2U CN204327874U (en) | 2014-11-28 | 2014-11-28 | Band gear motor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735337.2U CN204327874U (en) | 2014-11-28 | 2014-11-28 | Band gear motor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204327874U true CN204327874U (en) | 2015-05-13 |
Family
ID=53164241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420735337.2U Withdrawn - After Issue CN204327874U (en) | 2014-11-28 | 2014-11-28 | Band gear motor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204327874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697660A (en) * | 2014-11-28 | 2016-06-22 | 日本电产三协株式会社 | Gear motor unit and assembly method for gear motor unit |
-
2014
- 2014-11-28 CN CN201420735337.2U patent/CN204327874U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697660A (en) * | 2014-11-28 | 2016-06-22 | 日本电产三协株式会社 | Gear motor unit and assembly method for gear motor unit |
| CN105697660B (en) * | 2014-11-28 | 2018-01-23 | 日本电产三协株式会社 | Assemble method with gear motor unit and with gear motor unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150513 Effective date of abandoning: 20180123 |
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| AV01 | Patent right actively abandoned |