CN102882310A - Gear transmission motor - Google Patents
Gear transmission motor Download PDFInfo
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- CN102882310A CN102882310A CN2012102262828A CN201210226282A CN102882310A CN 102882310 A CN102882310 A CN 102882310A CN 2012102262828 A CN2012102262828 A CN 2012102262828A CN 201210226282 A CN201210226282 A CN 201210226282A CN 102882310 A CN102882310 A CN 102882310A
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- motor
- gear
- gear box
- hyperbola
- output shaft
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Abstract
The invention provides a gear transmission motor having the motor high-output power and miniaturization performances simultaneously and restraining the production cost. The gear transmission motor comprises a monopole hyperbola gear, a motor of which the output shaft is connected with a hyperbola small gear, a gear box which accommodates a hyperbola inner gear meshed with the hyperbola small gear and connected with the motor, and a fixing installing component. Seeing a main view in a chart 1 from the final output shaft direction, the gear box comprises parallel two edges, an edge connecting one ends of the two edges vertically, and a bevel edge connected with the other ends of the two edges aslant. Within a gear box height (namely, the vertical distance between the upper and lower two edges) range, the motor is connected with the bevel edge aslant, so that the output power of the motor can be kept and the miniaturization can be realized. Because the devices beside the hyperbola gear do not need to be employed, such as a parallel shaft gear, etc., the production cost can be restrained.
Description
Technical field
The present invention relates to a kind of geared motor that adopts hypoid gear (below, referred to as geared motor).
Background technology
Hypoid gear is that the gear that biasing (offset) comes pinion mate and internal gear is set between a kind of pinion shaft at spiral bevel gear and the inner gear shaft, has the characteristic of and level and smooth driving more outstanding than spiral bevel gear silence.And, because hypoid gear is orthogonal gear, therefore adopting the full-size of the geared motor of this hypoid gear is the axial dimension of motor, such as parallel with the throughput direction of the ribbon conveyers such as logistics conveying, food products transport, automatically-controlled door and when establishing, can realize miniaturization.Therefore, adopt the geared motor of hypoid gear through being commonly used for various belt conveying drive units.
Not only require low price for such geared motor, also require simultaneously for example can be arranged at the small-sized property of narrow space of so-called ribbon conveyer inboard and the high-output power of motor.But motor diminishes if pay attention to small-sized property, then can become low power output, if for making motor become high-output power to make motor dimension become large, then can make small-sized property not good enough.In addition, if use not only small-sizedly but also have the high-performance motor of high-output power, then can increase production cost, thereby can not realize low price.That is, geared motor exists and is difficult to two vertical problems.
In addition, when being when adopting the geared motor of hypoid gear, in the single-stage hypoid gear, because the distinctive between centers biasing of hypoid gear can not be that power shaft and hyperbola inner gear shaft are that output shaft is configured on the same line with hypoid pinion shaft.Therefore, produce the skew suitable with biasing between motor and the gear box, have motor or gear box distinct issues.
For solving problem or the problem of said gear drive motor, up to the present geared motor has been carried out various improvement, as its example, enumerate below.
The prior art document:
Patent documentation
Patent documentation 1: JP 2000-35106 communique
Patent documentation 2: Unexamined Patent 10-299840 communique
Patent documentation 1 discloses following geared motor: the output shaft of motor has the pinion of hypoid gear, the output shaft of hypoid gear and parallel-axes gears link, and become final output shaft with the parallel-axes gears meshed gears, and the gear box axial dimension of the part by reducing to become the final output shaft of parallel-axes gears, at geared motor difference is set.According to this structure, can realize the axial miniaturization of final output shaft.
Patent documentation 2 discloses following geared motor: the output shaft of motor and parallel-axes gears link, the output shaft of this parallel-axes gears and the hypoid pinion of hypoid gear link, and the hyperbola inner gear shaft that meshes with hypoid pinion is final output shaft, and final output shaft is disposed at the approximate centre section of the hypoid gear installing hole of gear box.According to this structure, the installation direction that geared motor can Yin Mada and change position of output axle namely can improve the motor that causes owing to biasing and the offset problem of gear box.
Summary of the invention
The problem that invention will solve
Thus, as shown in Figure 7, when being geared motor 100 shown in the patent documentation 1, can realize the axial miniaturization of output shaft, but because the position of the gear box 152 of motor 104 and hyperbola internal gear produces the skew suitable with the biasing of hypoid gear, so the radical length W of motor 104 relative gear box 152 outstanding motors.Therefore, can not realize the miniaturization of hypoid gear on biased direction.
In addition, when being geared motor shown in the patent documentation 2, by being set, the single-stage parallel-axes gears eliminates the skew suitable with the hypoid gear biasing, but increase parallel-axes gears, will cause the increase of the number of components such as gear, axle, bearing and gear box, and be related to the increase of production cost.The geared motor effect that adopts the next stage at hypoid gear of patent documentation 1 to have parallel-axes gears here, also is identical.
Thus, the present invention is in view of above-mentioned prior art problem, and its purpose is to provide a kind of geared motor that has both high-output power and the small-sized property of motor and suppress production cost.
Solve the method for problem
The present invention has solved above-mentioned problem by following geared motor.Geared motor is characterised in that to have: the single-stage hypoid gear; Motor, its output shaft and hypoid pinion link; The hyperbola internal gear, it has the final output shaft with described hypoid pinion engagement; And gear box, it accommodates the hyperbola internal gear and links with described motor,
The front view of seeing from described final output shaft direction, described gear box comprises: parallel up and down two limits; With one end limit connected vertically; And the hypotenuse that is connected with other end inclination,
Described motor links with described hypotenuse in the scope of described gear box height, solves described problem by this geared motor.In addition, the ratio of described gear box height and described diameter of motor is preferably in greater than in 1:1 and the scope less than 1.4:1, and gear box and motor can be integrally formed.
In addition, preferred embodiment is as follows: the fixing of geared motor is installed on both ends with installation component in the scope of described gear box height.
The effect of invention
According to the present invention, geared motor has: the single-stage hypoid gear; Motor, its output shaft and hypoid pinion link; Gear box, it holds with the hyperbola internal bevel gear of hypoid pinion engagement and with motor and links, and motor is tilt to link with gear box in the gear box altitude range, therefore can solve the relative gear box of motor that the skew of the caused gear box of biasing of hypoid gear and motor causes and outstanding existing issue.
Therefore in addition, hypoid gear is single step arrangement, compares with the geared motor that adopts other parallel-axes gearss etc., can realize with a small amount of parts, and can reduce production costs.And, owing to do not have other parallel-axes gearss etc., thereby have excellent silence, and can smoothly drive.
In addition, for motor control in the gear box altitude range, preferably, the ratio of gear box height and diameter of motor is in greater than 1:1 and the scope less than 1.4:1.If this ratio is 1:1, then can't in the gear box size range, motor be tilted to be linked to gear box.In addition, if this ratio more than 1.4:1, even do not tilt to link motor, also can become too little but understand because of diameter of motor with motor control in the gear box altitude range, reduce power output.
In addition, according to this structure, even reduce the radial dimension of motor, also can increase axial length, therefore compared with prior art, when keeping the motor power output, also can realize the miniaturization of the size of gear box on short transverse.
In addition, gear box and motor can be integrally formed.
In addition, if the fixing of geared motor is installed on both ends with installation component in the gear box altitude range, then do not affect small-sized property, and can increase to greatest extent the size of hyperbola internal gear, and can bring into play to greatest extent the performance of gear, be preferred therefore.
Description of drawings
Fig. 1 is the sectional arrangement drawing of first embodiment of the invention.
Fig. 2 is the vertical view for the inclination connecting state of explanation hypoid gear of the present invention.
Fig. 3 is front view and the vertical view of the various embodiment summarys of expression the present invention.
Fig. 4 is the sectional arrangement drawing of second embodiment of the invention.
Fig. 5 is the front view that expression is disposed at the present invention ribbon conveyer outside state summary.
Fig. 6 is the front view that expression is disposed at the present invention the inboard state summary of ribbon conveyer.
Fig. 7 is the sectional arrangement drawing of existing geared motor.
Description of reference numerals
10 geared motors
11 output shafts
12 gear boxes
The 12a top
The vertical up and down limit of both sides one end that connects of 12b
12c is following
The 12d hypotenuse
20 hypoid gears
22 hyperbola internal gears
24 hypoid pinions
26 final output shafts
30 installation components
The M motor
The height of GL gear box
The diameter of ML motor
Embodiment
Below, describe with reference to Fig. 1-6 pair embodiment of the present invention.But the present invention is not limited to this embodiment.
The geared motor 10 of Fig. 1 has: single-stage hypoid gear 20; Motor M, its output shaft 11 links with hypoid pinion 24; Gear box 12, it holds the hyperbola internal gear 22 with hypoid pinion 24 engagements, and links with motor M; Fixing with installation component 30,30.In addition, motor M refers to comprise the total of casing, and hypoid pinion 24 and output shaft 11 can be integrally formed.So-called " link " also comprises this situation.
In addition, Fig. 1 front view of seeing from final output shaft 26 directions, gear box 12 comprises: parallel up and down both sides 12a, 12c; With the end limit 12b connected vertically on two limits up and down; And the hypotenuse 12d that is connected with other end inclination.Motor M tilts to link with described hypotenuse 12d in the scope of gear box 12 height (the described up and down vertical range between the both sides).
Secondly, as shown in Figure 2, even in the situation that hyperbola internal gear 22 and hypoid pinion 24 engagements, centered by the center C of hyperbola internal gear 22, rotate hyperbola internal gear 22 and output shaft 11 to the direction of arrow, from hyperbola internal gear 22 and hypoid pinion 24 biasing is set as usually and (a) state of engagement to (b) state, can not produce any impact to the meshing relation of hyperbola internal gear 22 and hypoid pinion 24 yet.Like this, technically there is not any problem, as shown in Figure 1, tilts to be linked to gear box 12 at motor M.And, because motor M tilts to be linked to gear box 12, therefore motor M can be controlled in the scope of gear box 12 height GL.So can eliminate becomes the outstanding of the relative gear box 12 of the motor of existing issue M, therefore can realize the miniaturization of gear box on height GL direction.In addition, need only motor control in the scope of gear box height GL, the axial length that then can increase motor M improves motor performance.
At this moment, for motor M is controlled in the scope of gear box height GL, so the ratio of gear box height GL and motor M diameter ML is preferably in greater than in 1:1 and the scope less than 1.4:1.If this ratio is 1:1, then can't in the scope of gear box height GL, motor M be tilted to be linked to gear box 12.In addition, if this ratio more than 1.4:1, even incline motor M not also can make motor M not protrude from gear box 12, but can because motor M diameter become too small, reduce power output.And, if increase the long-pending thick of motor core for compensating its low power output, then can increase production cost.In other words, the ratio of diameter dimension ML by making gear box height GL and motor M is in greater than 1:1 and the scope less than 1.4:1, can realize the small-sized property of geared motor 10, and can keep the power output of motor M, and can suppress production cost.
In addition, owing to fixing the both ends that in the scope of gear box height GL, are installed on geared motor 10 with installation component 30,30, therefore can not affect the small-sized property of geared motor 10.And, according to this structure, even in the situation that height-limited by reason installation sites such as setting positions, also can increase to greatest extent the size of hyperbola internal gear 22, therefore can avoid being diminished and the low performance of the hypoid gear 20 that causes by hyperbola internal gear 22 diameters.In addition, the fixing end that can only be installed on any side with installation component, but have more excellent stability when being installed on both ends.
Then, Fig. 3 is front view and the vertical view of the various embodiment summarys of expression geared motor of the present invention.(a)-(c) of Fig. 3 has solid final output shaft 26 and drive pulley 14.In addition, shown in (d), also can be the structure of final output shaft 26d with hollow.(a) respectively be provided with place's through hole on installation component 30a, the 30a, and be fixed on the internal thread of being located at setting position with bolt etc.In addition, installation component 30b, 30b (b) is provided with a place or two place's internal threads, and is combined with the internal thread screw thread of installation component with bolt etc.In addition, (c) installation component 30c, 30c have the par that is not provided with internal thread and hole, and the par inserted or sandwich are fixed in the installed part that is arranged on setting position.Thus, the specification according to setting position can adopt various installation components.
In addition, as shown in Figure 4, also can adopt motor M and gear box 12e is integrally formed and eliminate the concavo-convex structure of geared motor 10e integral body.In addition, in this case, also can suppose the hypotenuse of Fig. 1.
Secondly, Fig. 5, the 6th, expression is assembled in geared motor 10 of the present invention the front view of the state summary of ribbon conveyer 40.The ribbon conveyer 40 of Fig. 5 is that a kind of conveyer belt 42 rides over the drive pulley 14 of geared motor 10 and the conveyer on the driven pulley 18, and geared motor 10 is positioned at the outside of conveyer belt 42.There is not the motor protrusion phenomenon as existing geared motor in ribbon conveyer 40, and the maximum height when therefore assembling is in ribbon conveyer height VL, thus the height step-down of ribbon conveyer 40 compared with prior art.In addition, as shown in Figure 6, if geared motor 10 is arranged on the inboard of conveyer belt 42, not only step-down in height then, and on width, also can narrow down.And, because the height of geared motor 10 is in ribbon conveyer height VL, therefore centered by the output shaft of geared motor 10, during swing pinion drive motor 10, need not to carry out design alteration and just can be applicable on the belt pulley of any side about ribbon conveyer.In Fig. 5,6, with the bolt etc. that is inserted in installation component 30,30 through holes geared motor 10 is installed in not shown installation site.And, because geared motor 10 can be installed on the left and right sides in the inboard and outside of ribbon conveyer, so consider that distribution and miscellaneous part Relations Among just can easily select the setting position of geared motor 10.
As mentioned above, according to the present invention, motor is tilted to link with mode and the gear box that can be controlled in the gear box altitude range, keep thus the power output of motor and can realize miniaturization.And, even hypoid gear is the single gear transmission motor, also can eliminate the relative gear box of the caused motor of biasing outstanding of hypoid gear.And, owing to not needing to adopt parallel-axes gears etc., therefore can suppress production cost.
Claims (4)
1. a geared motor is characterized in that,
Described geared motor has: the single-stage hypoid gear; Motor, its output shaft and hypoid pinion link; The hyperbola internal gear, it has the final output shaft with described hypoid pinion engagement; And gear box, it holds the hyperbola internal gear and links with described motor,
The front view of seeing from described final output shaft direction, described gear box comprises: parallel up and down both sides; With the described up and down end limit connected vertically on two limits; And the hypotenuse that is connected with the other end inclination on described up and down two limits,
Described motor links with described hypotenuse in described gear box altitude range.
2. geared motor claimed in claim 1, the ratio of wherein said gear box height and described diameter of motor is in greater than 1:1 and the scope less than 1.4:1.
3. claim 1 or 2 described geared motors, wherein, described gear box and motor integrated form.
4. each described geared motor of claim 1-3, wherein, the fixing of described geared motor is installed on both ends with installation component in the scope of described gear box height.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011155345A JP5454957B2 (en) | 2011-07-14 | 2011-07-14 | Geared motor |
| JP2011-155345 | 2011-07-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102882310A true CN102882310A (en) | 2013-01-16 |
| CN102882310B CN102882310B (en) | 2016-09-07 |
Family
ID=47483523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210226282.8A Active CN102882310B (en) | 2011-07-14 | 2012-06-29 | Geared motor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5454957B2 (en) |
| CN (1) | CN102882310B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109845076A (en) * | 2016-12-27 | 2019-06-04 | 株式会社美姿把 | Motor with deceleration mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62129255U (en) * | 1985-12-12 | 1987-08-15 | ||
| CN2382163Y (en) * | 1999-05-28 | 2000-06-07 | 胡锦孙 | Electric motor with planetary gear transmission |
| JP2004266980A (en) * | 2003-03-04 | 2004-09-24 | Sumitomo Heavy Ind Ltd | Manufacturing method for hypoid geared motor and series thereof |
| JP2008055565A (en) * | 2006-08-31 | 2008-03-13 | Yukiwa Seiko Inc | Rotary table device |
-
2011
- 2011-07-14 JP JP2011155345A patent/JP5454957B2/en active Active
-
2012
- 2012-06-29 CN CN201210226282.8A patent/CN102882310B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62129255U (en) * | 1985-12-12 | 1987-08-15 | ||
| CN2382163Y (en) * | 1999-05-28 | 2000-06-07 | 胡锦孙 | Electric motor with planetary gear transmission |
| JP2004266980A (en) * | 2003-03-04 | 2004-09-24 | Sumitomo Heavy Ind Ltd | Manufacturing method for hypoid geared motor and series thereof |
| JP2008055565A (en) * | 2006-08-31 | 2008-03-13 | Yukiwa Seiko Inc | Rotary table device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109845076A (en) * | 2016-12-27 | 2019-06-04 | 株式会社美姿把 | Motor with deceleration mechanism |
| CN109845076B (en) * | 2016-12-27 | 2021-05-04 | 株式会社美姿把 | Motor with speed reducing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102882310B (en) | 2016-09-07 |
| JP2013019523A (en) | 2013-01-31 |
| JP5454957B2 (en) | 2014-03-26 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Kyoto City, Kyoto Prefecture, Nagaoka Applicant after: TSUBAKI E&M CO. Address before: Kyoto City, Kyoto Prefecture, Nagaoka Applicant before: Tsubaki Emerson Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: TSUBAKI EMERSON CO., LTD. TO: TSUBAKI E + M CO., LTD. |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171207 Address after: Osaka, Japan Patentee after: Tsubakimoto Chain Company Address before: Kyoto City, Kyoto Prefecture, Nagaoka Patentee before: TSUBAKI E&M CO. |