CN204253738U - A kind of driver - Google Patents
A kind of driver Download PDFInfo
- Publication number
- CN204253738U CN204253738U CN201420613145.4U CN201420613145U CN204253738U CN 204253738 U CN204253738 U CN 204253738U CN 201420613145 U CN201420613145 U CN 201420613145U CN 204253738 U CN204253738 U CN 204253738U
- Authority
- CN
- China
- Prior art keywords
- clutch
- gear
- transmission shaft
- worm gear
- tooth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 230000009471 action Effects 0.000 claims abstract description 11
- 230000005499 meniscus Effects 0.000 claims abstract description 4
- 238000012856 packing Methods 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 3
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
- F16H1/16—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
Abstract
The utility model discloses a kind of driver, this driver comprises worm screw, with the worm gear of worm meshing, with worm gear carry out being separated engagement gear clutch and for controlling the clutch for clutch control assembly that the relative worm gear of gear clutch moves axially, clutch for clutch control assembly comprises the meniscus shaped clutch lever be located at outside gear clutch and the pressing plate be connected with this clutch lever, pressing plate is set on the transmission shaft on gear clutch slidably, worm gear is set on this transmission shaft rotationally, transmission shaft is also provided with the reset assembly for making gear clutch reset, this reset assembly comprises the fixed dam be fixed on transmission shaft and the Returnning spring be set on transmission shaft, the outer rim of the interior edge face of worm gear is provided with driving tooth, the interior edge face outer rim of gear clutch is provided with driven tooth, the Surface of action of driving tooth and driven tooth is all in the engagement of certain inclination angle.The utility model clutch for clutch control is laborsaving, and it is little that driving tooth and driven tooth engage tight relative friction forces, and moment of torsion is large.
Description
Technical field
The utility model relates to farm implements field, and it is laborsaving to be specifically related to a kind of clutch for clutch control, long service life and the large driver of moment of torsion.
Background technique
Current small farm facility, particularly the driving mechanism of the motor vehicles and machines such as family expenses mowing machine, tractor and snow breaker mostly is the driving mechanism of old-fashioned farm tractor, its clutch for clutch control many employings conical clutch, because driving mechanism volume is large and too heaviness makes conical clutch comparatively require great effort when controlling clutch.Because the small-sized machine vehicles such as family expenses mowing machine, tractor and snow breaker are mostly by people's handling, and need precise controlling in work, therefore carrying out clutch for clutch control arduously is for a long time easy to cause operation fatigue; In addition, there is powerful Power output in the working procedure such as carrying, snow removing of mowing, for adapting to the farm implements of miniaturization, driving mechanism is also general towards miniaturization, and the problem brought accordingly to be exactly moment of torsion little, the Power output of high pulling torque can not be realized, under prolonged and repeated engaging friction, also easily wear and tear between gear, reduce the working life of equipment.
Model utility content
In order to solve the defect that above-mentioned technology exists, the utility model provides a kind of clutch for clutch control laborsaving, long service life and the large driver of moment of torsion.
The utility model realizes the technological scheme that above-mentioned technique effect adopts:
A kind of driver, comprise worm screw, with the worm gear of described worm meshing, with described worm gear carry out being separated engagement gear clutch and for controlling the clutch for clutch control assembly that the relative described worm gear of described gear clutch moves axially, described gear clutch is fixed with transmission shaft, described worm gear is set on this transmission shaft rotationally, wherein, described clutch for clutch control assembly comprises the meniscus shaped clutch lever be located at outside described gear clutch and the pressing plate be connected with this clutch lever, described pressing plate is set on described transmission shaft slidably, described transmission shaft is provided with the reset assembly for making described gear clutch reset, described worm gear is set on described transmission shaft by plane bearing rotationally, the interior exterior edge face of described plane bearing is provided with for preventing described worm gear along the packing ring of described transmission shaft movement.
Above-mentioned a kind of driver, the outer rim of the interior edge face of described worm gear is provided with driving tooth, the interior edge face outer rim of described gear clutch is provided with the driven tooth be meshed with described driving tooth, the Surface of action of described driven tooth is outwards in certain inclination angle, and the Surface of action of described driving tooth inwardly becomes the Surface of action of certain inclination angle and described driven tooth adaptive.
Above-mentioned a kind of driver, described reset assembly comprises the fixed dam be fixed on described transmission shaft and the Returnning spring be set on described transmission shaft, described Returnning spring one end is fixed on the side of described fixed dam, and the other end is fixed on the interior edge face of described gear clutch.
Above-mentioned a kind of driver, the upper end of described worm screw is provided with the belt pulley for being connected with external impetus output shaft, the axostylus axostyle of described worm screw is provided with spiral helicine Power output tooth, the outer circumferential end face of described worm gear is provided with the driving cog be meshed with this Power output tooth, and described driving cog is loxodont.
The beneficial effects of the utility model are: the utility model compact structure is compact, be applicable to the small-sized machine vehicles such as family expenses mowing machine, tractor and snow breaker, there is clutch for clutch control labour-saving feature, tight relative friction forces is engaged little between the driving tooth of worm gear and the driven tooth of gear clutch, reduce wear extent, extend working life, moment of torsion is large simultaneously, meets powerful Power output requirement.
Accompanying drawing explanation
Fig. 1 is stereogram of the present utility model;
Fig. 2 is explosive view of the present utility model.
In figure: 1-worm gear, 2-gear clutch, 3-transmission shaft, 4-clutch lever, 5-worm screw, 6-belt pulley, 7-fixed dam, 8-Returnning spring, 9-plane bearing, 11-driving cog, 12-bearing pin, 13-driving tooth, 21-driven tooth, 41-towing pad, 42-pressing plate, 51-Power output tooth, 9-packing ring, 91-positioning shaft sleeve.
Embodiment
For making to do further to understand to the utility model, referring to Figure of description and specific embodiment, the utility model is described in further detail, for ease of understanding, hereinafter about the statement in orientation, left and right, all with the orientation in accompanying drawing 2 for reference data:
As depicted in figs. 1 and 2, a kind of driver, comprise worm screw 5, with the worm gear 1 that worm screw 5 engages, carry out being separated with this worm gear 1 engagement gear clutch 2 and for controlling the clutch for clutch control assembly that the relative worm gear 1 of gear clutch 2 moves axially.Gear clutch 2 is fixed with transmission shaft 3, worm gear 1 is set on this transmission shaft 3 rotationally.Wherein, the clutch lever 4 that clutch for clutch control assembly comprises the meniscus shaped be located at outside gear clutch 2 and the pressing plate 42 be connected with this clutch lever 4, pressing plate 42 is set on transmission shaft 3 slidably.One end of clutch lever 4 is fixed on pressing plate 42, form a fulcrum, the other end of clutch lever 4 is provided with towing pad 41, draw-bar for tractive clutch lever 4 can be connected to this towing pad 41, clutch lever 4, across on gear clutch 2, forms a moment of torsion between fulcrum and towing pad 41 two.For making gear clutch 2 reset flexibly, transmission shaft 3 is provided with the reset assembly for making this gear clutch 2 reset.Worm gear 1 is set on transmission shaft 3 by plane bearing (not shown) rotationally, and for preventing worm gear 1 to be moved to the left along transmission shaft 3, the interior exterior edge face of this plane bearing is equipped with packing ring 9.Packing ring 9 is positioned by the bearing pin 12 be located on transmission shaft 3, and the two ends of transmission shaft 3 are all arranged with positioning shaft sleeve 91.
Concrete, in preferred embodiment of the present utility model, reset assembly comprises the fixed dam 7 be fixed on transmission shaft 3 and the Returnning spring 8 be set on transmission shaft 3, and this Returnning spring 8 one end is fixed on the side of fixed dam 7, and the other end is fixed on the interior edge face of gear clutch 2.When initial start, worm screw 5 drives worm gear 1 to dally, and now, transmission shaft 3 does not rotate.Be used as power export time, pull clutch lever 4 left, clutch lever 4 is made to be with dynamic pressure plate 42 along transmission shaft 3 to left movement, engage with worm gear 1 under the thrust left that gear clutch 2 applies at pressing plate 42, now, Returnning spring 8 is in confined state, and the worm gear 1 of rotation drives the gear clutch 2 be engaged with to rotate.Because transmission shaft 3 and gear clutch 2 are for being fixedly connected with, therefore, the gear clutch 2 of rotation drives transmission shaft 3 synchronous axial system, by transmission shaft 3 outwards outputting power.When stall, unclamp clutch lever 4, Returnning spring 8 recovers elastic strain, and under active force to the right, gear clutch 2 moves right along transmission shaft 3, and now, gear clutch 2 is separated with worm gear 1, and worm gear 1 dallies, gear clutch 2 stall.
Further, in preferred embodiment of the present utility model, the outer rim of the interior edge face of worm gear 1 is provided with driving tooth 13, the interior edge face outer rim of gear clutch 2 is provided with the driven tooth 21 be meshed with driving tooth 13, the Surface of action of driven tooth 21 is outwards in certain inclination angle, the Surface of action of driving tooth 13 inwardly becomes the Surface of action of certain inclination angle and driven tooth 21 adaptive, makes the Surface of action of driving tooth 13 and driven tooth 21 all in the engagement of certain inclination angle.When both engage, driving tooth 13 and driven tooth 21 can mesh together secure rigid, Relative friction can not occur, significantly reduce wear extent.The upper end of worm screw 5 is provided with the belt pulley 6 for being connected with external impetus output shaft, the axostylus axostyle of worm screw 5 is provided with spiral helicine Power output tooth 51, the outer circumferential end face of worm gear 1 is provided with the driving cog 11 be meshed with this Power output tooth 51, and driving cog 11 is loxodont.During transmission, external impetus exports on worm screw 5 by belt pulley 6, is then driven by worm screw 5 pairs of worm gears 1, and makes gear clutch 2 transmission of engaging with it.
In sum, the utility model compact structure is compact, be applicable to the small-sized machine vehicles such as family expenses mowing machine, tractor and snow breaker, there is clutch for clutch control labour-saving feature, engage tight relative friction forces between the driving tooth of worm gear and the driven tooth of gear clutch little, reduce wear extent, extend working life, moment of torsion is large simultaneously, meets powerful Power output requirement.
More than show and describe basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and specification; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications; these changes and improvements all fall in claimed scope of the present utility model, and the protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (4)
1. a driver, comprise worm screw, with the worm gear of described worm meshing, with described worm gear carry out being separated engagement gear clutch and for controlling the clutch for clutch control assembly that the relative described worm gear of described gear clutch moves axially, described gear clutch is fixed with transmission shaft, described worm gear is set on this transmission shaft rotationally, it is characterized in that, described clutch for clutch control assembly comprises the meniscus shaped clutch lever be located at outside described gear clutch and the pressing plate be connected with this clutch lever, described pressing plate is set on described transmission shaft slidably, described transmission shaft is provided with the reset assembly for making described gear clutch reset, described worm gear is set on described transmission shaft by plane bearing rotationally, the interior exterior edge face of described plane bearing is provided with for preventing described worm gear along the packing ring of described transmission shaft movement.
2. a kind of driver according to claim 1, it is characterized in that, the outer rim of the interior edge face of described worm gear is provided with driving tooth, the interior edge face outer rim of described gear clutch is provided with the driven tooth be meshed with described driving tooth, the Surface of action of described driven tooth is outwards in certain inclination angle, and the Surface of action of described driving tooth inwardly becomes the Surface of action of certain inclination angle and described driven tooth adaptive.
3. a kind of driver according to claim 1, it is characterized in that, described reset assembly comprises the fixed dam be fixed on described transmission shaft and the Returnning spring be set on described transmission shaft, described Returnning spring one end is fixed on the side of described fixed dam, and the other end is fixed on the interior edge face of described gear clutch.
4. a kind of driver according to claim 1, it is characterized in that, the upper end of described worm screw is provided with the belt pulley for being connected with external impetus output shaft, the axostylus axostyle of described worm screw is provided with spiral helicine Power output tooth, the outer circumferential end face of described worm gear is provided with the driving cog be meshed with this Power output tooth, and described driving cog is loxodont.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420613145.4U CN204253738U (en) | 2014-10-22 | 2014-10-22 | A kind of driver |
| PCT/CN2015/092553 WO2016062260A1 (en) | 2014-10-22 | 2015-10-22 | Driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420613145.4U CN204253738U (en) | 2014-10-22 | 2014-10-22 | A kind of driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204253738U true CN204253738U (en) | 2015-04-08 |
Family
ID=52958047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420613145.4U Expired - Fee Related CN204253738U (en) | 2014-10-22 | 2014-10-22 | A kind of driver |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204253738U (en) |
| WO (1) | WO2016062260A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016062260A1 (en) * | 2014-10-22 | 2016-04-28 | 金华市禾为工贸有限公司 | Driver |
| CN110608312A (en) * | 2019-10-12 | 2019-12-24 | 特瑞斯能源装备股份有限公司 | Valve plate opening mechanism of flap type cut-off valve |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387591B (en) * | 2017-08-09 | 2023-06-09 | 南通威而多专用汽车制造有限公司 | Push clutch for linkage graticule machine spreader |
| CN107725682A (en) * | 2017-09-30 | 2018-02-23 | 常熟市平方轮椅有限公司 | A kind of wheelchair worm gearing |
| CN107654580A (en) * | 2017-09-30 | 2018-02-02 | 常熟市平方轮椅有限公司 | A kind of controllable worm gearing of wheelchair |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2822915B1 (en) * | 2001-04-03 | 2005-02-25 | Commerciale Et D Engineering S | DEVICE FOR TRANSMISSION BETWEEN A PRIMARY MOTOR SHAFT AND A TURF MOWER OUTPUT ARRANGEMENT COMPRISING SUCH A DEVICE |
| US7175012B2 (en) * | 2004-09-23 | 2007-02-13 | Mtd Products Inc | Transmission for a walk-behind lawn mower |
| US20100206680A1 (en) * | 2009-02-18 | 2010-08-19 | Shunchi Crankshaft Co., Ltd. | Shaft rotating mechanism for mower |
| FR2950665B1 (en) * | 2009-09-30 | 2011-09-09 | France Reducteurs | TRANSMISSION BETWEEN A PRIMARY MOTOR SHAFT AND AN OUTPUT SHAFT OF A AUTOMOTIVE DEVICE |
| CN201731021U (en) * | 2010-07-14 | 2011-02-02 | 南通天一户外机械有限公司 | Transmission case for garden machine |
| CN204253738U (en) * | 2014-10-22 | 2015-04-08 | 金华市禾为工贸有限公司 | A kind of driver |
-
2014
- 2014-10-22 CN CN201420613145.4U patent/CN204253738U/en not_active Expired - Fee Related
-
2015
- 2015-10-22 WO PCT/CN2015/092553 patent/WO2016062260A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016062260A1 (en) * | 2014-10-22 | 2016-04-28 | 金华市禾为工贸有限公司 | Driver |
| CN110608312A (en) * | 2019-10-12 | 2019-12-24 | 特瑞斯能源装备股份有限公司 | Valve plate opening mechanism of flap type cut-off valve |
| CN110608312B (en) * | 2019-10-12 | 2024-05-10 | 特瑞斯能源装备股份有限公司 | Flap type cut-off valve plate opening mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016062260A1 (en) | 2016-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20171022 |