CN102927244B - Transmission device and transmission wheel thereof - Google Patents
Transmission device and transmission wheel thereof Download PDFInfo
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- CN102927244B CN102927244B CN201210445154.2A CN201210445154A CN102927244B CN 102927244 B CN102927244 B CN 102927244B CN 201210445154 A CN201210445154 A CN 201210445154A CN 102927244 B CN102927244 B CN 102927244B
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- gear frame
- transmission
- point
- plate body
- fixed
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Abstract
A transmission wheel comprises a wheel hub and a transmission frame arranged on the wheel hub, wherein the transmission is detachably combined with the wheel hub. The transmission frame comprises at least two branch transmission frames, and the branch transmission frames are arranged along an axial direction of the wheel hub and diameters of the branch transmission frames are different. The invention further provides a transmission which comprises a first transmission shaft, a second transmission shaft, a first transmission wheel arranged on the first transmission shaft, a second transmission wheel arranged on the second transmission shaft, and a transmission belt wound on the first transmission wheel and the second transmission wheel, wherein at least one of the first transmission wheel and the second transmission wheel is the transmission wheel. Due to the fact the transmission wheel in the transmission is provided with the branch transmission frames with the different diameters, when a transmission ratio of the transmission needs to be changed, the change can be achieved simply by detaching and replacing the transmission belt and winding the transmission belt on the branch transmission frame with a needed diameter. Therefore, operational inconvenience of detaching the branch transmission frames can be removed so as to save human labor and improve efficiency.
Description
Technical field
The present invention relates to mechanical transmission fields, the drive wheel particularly in a kind of transmission device and this transmission device.
Background technique
Belt wheel, as a kind of drive wheel, is widely used in the various production fields in industry.Belt wheel can increase or reduce original transmission speed, and has transmission feature accurately.As shown in Figure 1, the second belt wheel 104 that existing a kind of transmission device comprises the first rotating shaft 101, is arranged on the first belt wheel 103, second rotating shaft 102 in the first rotating shaft 101 and is arranged in the second rotating shaft 102, first, second belt wheel 103,104 and one driving belt 105 is arranged in pairs or groups and is used for transferring power.Driving belt 105 is also arranged an Idle wheel 106 for tensioning driving belt 105 to ensure transmission effect.First, second belt wheel 103,104 adopts traditional mode such as key, stopping screw to be fixed in first, second rotating shaft 101,102 respectively.Wherein the first rotating shaft 101 can as driving shaft, also can as driven shaft.When the first rotating shaft 101 is as driving shaft, then power is passed to the second rotating shaft 102 by the first rotating shaft 101.
After use after a while, belt wheel is worn and cannot realizes the function of transmission again, therefore needs to change.Need the fixing component such as key all to remove during replacing, the trouble that operates is time-consuming, and belt wheel only teeth portion be worn and need whole replacement, also there is the phenomenon of waste.Therefore industry has gear ring and wheel hub two-part is arranged in belt wheel split, and this two-part bolt connects.This belt wheel can be the patent documentations such as 201120198773.7,201120039107.9 with reference to Chinese Patent Application No..Such as, but for needing the transmission device often changing velocity ratio, when the velocity ratio of first, second rotating shaft 101,102 shown in Fig. 1 needs often to change, the belt wheel changeing this split setting remains cumbersome time-consuming operation.
Summary of the invention
In view of this, be necessary to provide a kind of transmission device and drive wheel thereof to solve the problem.
A kind of drive wheel, comprise wheel hub and be arranged on the gear frame on wheel hub, this gear frame is removably combined on wheel hub, and gear frame comprises at least two points of gear frames, each point of gear frame along wheel hub axially-aligned and the diameter of each point of gear frame is different.
A kind of transmission device, comprise the first transmission shaft, second driving shaft, the first drive wheel be arranged on the first transmission shaft, the second drive wheel be arranged on second driving shaft, and the driving belt of winding on the first drive wheel and the second drive wheel, at least one in the first drive wheel and the second drive wheel is above-mentioned drive wheel.
Because the drive wheel in transmission device of the present invention is provided with the different point gear frame of diameter, when this transmission device needs to change velocity ratio, only need to change driving belt, driving belt winding can be realized on point gear frame of required diameter.Therefore the operational inconvenience of removing each point of gear frame and bringing can be saved, artificial to save, raise the efficiency.
With reference to the accompanying drawings, the invention will be further described in conjunction with specific embodiments.
Accompanying drawing explanation
Fig. 1 is the perspective view of existing a kind of transmission device.
Fig. 2 is the perspective view of the transmission device of one embodiment of the invention.
Fig. 3 is the part-structure schematic diagram of the drive wheel in the transmission device in Fig. 2.
Fig. 4 is another part structural representation of the drive wheel in the transmission device in Fig. 2.
Fig. 5 is the decomposing schematic representation of the drive wheel in the transmission device in Fig. 2.
Primary component symbol description
| First transmission shaft | 20 |
| Second driving shaft | 30 |
| First drive wheel | 40 |
| Wheel hub | 41 |
| Axle sleeve | 410 |
| Axis hole | 411 |
| Fixed edge | 412 |
| Fixed hole | 413、423 |
| First point of gear frame | 42 |
| Transmission circle | 420 |
| First ora terminalis | 421 |
| Second ora terminalis | 422 |
| First plate body | 424 |
| Connecting plate | 425 |
| Second plate body | 426 |
| Side edge | 427、428 |
| Inside edge | 429 |
| Second point of gear frame | 43 |
| Fastening piece | 44 |
| Second drive wheel | 50 |
| Driving belt | 60 |
| Idle wheel | 70 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Please refer to Fig. 2, a kind of transmission device provided by the invention, comprise the first transmission shaft 20, second driving shaft 30, the first drive wheel 40 be arranged on the first transmission shaft 20, the second drive wheel 50 be arranged on second driving shaft 30, and the driving belt 60 of winding on the first drive wheel 40 and the second drive wheel 50.Driving belt 60 also can add Idle wheel 70 is set for tensioning driving belt 60.
First transmission shaft 20 can be driving shaft, also can be driven shaft, and when as driving shaft, power is passed to the second drive wheel 50 by the first drive wheel 40, and drives second driving shaft 30 to rotate.
The gear frame that first drive wheel 40 comprises wheel hub 41 and is arranged on wheel hub 41, this gear frame is removably combined on wheel hub 41.Combine with it is pointed out that detachability refer to when have need dismounting time, this gear frame can be disassembled intactly, and if necessary, again can be assembled and realize recycling.
Gear frame comprises at least two points of gear frames, and shown in Fig. 2 is two points of gear frames, for ease of illustrating, is referred to as first point of gear frame 42 and second point of gear frame 43.First point of gear frame 42 and second point of gear frame 43 are along the axially-aligned of wheel hub 41, and also namely along the axially-aligned of the first transmission shaft 20, and first point of gear frame 42 is different with the diameter of second point of gear frame 43.Setting like this, can make, when this transmission device needs to change velocity ratio, only to need to change driving belt 60, driving belt 60 winding can be realized on point gear frame of required diameter.Therefore the operational inconvenience of removing each point of gear frame and bringing can be saved, artificial to save, raise the efficiency.
Refer again to Fig. 3, the fixed edge 412 that described wheel hub 41 comprises axle sleeve 410 and extended by axle sleeve 410.Axle sleeve 410 is offered axis hole 411 for wearing for the first transmission shaft 20.Axle sleeve 410 is set on the first transmission shaft 20, and adopt the existing means of fixation such as key, stopping screw by axle sleeve 410 in the axial direction with circumference is all fixed on the first transmission shaft 20, namely also wheel hub 41 is fixed on the first transmission shaft 20.
Described fixed edge 412, in ring, is stretched out by axle sleeve 410 and forms.Fixed edge 412 is offered some fixed holes 413 for wearing for fastening piece.Fastening piece can be bolt, screw rod etc.Fastening piece wears by the fixed hole 413 of gear frame and fixed edge 412 to be fixed on fixed edge 412 by gear frame.
Refer again to Fig. 4, first point of gear frame 42 comprises transmission circle 420 and is formed in some first plate body 424 and the second plate bodys 426 on transmission circle 420.
Periphery forms tooth with transmission circle 420, make this first point of gear frame 42 can as belt wheel or sprocket wheel, correspondingly, also there is identical setting the periphery of second point of gear frame 43 and the second drive wheel 50, make driving belt 60 selectively as belt or chain, to realize the transmission of power.
Transmission circle 420 has two relative ora terminalis in the axial direction, is specially the first ora terminalis 421 and the second ora terminalis 422.First plate body 424 is radially extended internally by the first ora terminalis 421, and each first plate body 424 is disconnected from each other.Second plate body 426 is radially extended internally by the second ora terminalis 422, and each second plate body 426 is disconnected from each other.First plate body 424 and the second plate body 426 are equipped with fixed hole 423 wear for fastening piece.
Further, first point of gear frame 42 also comprises some connecting plates 425 of connection first plate body 424, second plate body 426.First plate body 424, second plate body 426 is spaced apart in the circumference of transmission circle 420, every a plate 425 by one first plate body 424 side along 427 extend be connected to adjacent second plate body 426 side along 428.The inside edge 429 of connecting plate 425, first plate body 424 and the second plate body 426 three is positioned at circumferentially same, and jointly surrounds a through hole for passing for the axle sleeve 410 of wheel hub 41.The diameter of this through hole can be suitable with the diameter of the axle sleeve 410 of wheel hub 41, and thus after mounting, first point of gear frame 42 can just be set on the axle sleeve 410 of wheel hub 41.
Second point of gear frame 43 has identical structure with first point of gear frame 42, also comprises transmission circle, some first plate bodys, some second plate bodys and some connecting plates etc.The diameter of the different just transmission circles of second point of gear frame 43 is less than the diameter of the transmission circle 420 of first point of gear frame 42, and therefore the concrete structure of second point of gear frame is no longer described in detail.
Time on assembling first point of gear frame 42 and second point of gear frame 43 to wheel hub 41, refer again to Fig. 2 and Fig. 5, first point of gear frame 42 is directly fixed on the fixed edge 412 of wheel hub 41, and second point of gear frame 43 is fixedly connected with adjacent first point of gear frame 42 again.Understandably, when having more points of gear frames, then these point of gear frame is fixedly connected with an adjacent point gear frame successively, and such as, when having the 3rd point of gear frame, then the 3rd point of gear frame is fixedly connected with adjacent second point of gear frame 43 again.
Particularly, please also refer to Fig. 4 and Fig. 5, the second plate body 426 of first point of gear frame 42 abuts with the fixed edge 412 of wheel hub 41, and fixed hole 423 on the second plate body 426 is corresponding with the fixed hole 413 on fixed edge 412 wears for fastening piece 44.It is to be noted, in fact first point of gear frame 42 is symplex structures, therefore also the first plate body 424 of first point of gear frame 42 can be abutted with the fixed edge 412 of wheel hub 41, that is, it is no matter the first plate body 424 of first point of gear frame 42, or the second plate body 426 of first point of gear frame 42, all can be used for abutting against with fixed edge 412, and first point of gear frame 42 is fixed on fixed edge 412 through corresponding fixed hole 413,423 by fastening piece 44.
Afterwards, second plate body of second point of gear frame 43 abuts with the first plate body 424 of first point of gear frame 42, and the fixed hole on the second plate body of second point of gear frame 43 that the fixed hole 423 on the first plate body 424 of first point of gear frame 42 is adjacent with this is corresponding to be worn for fastening piece 44.The same, also the first plate body of second point of gear frame 43 can be abutted with the first plate body 424 of first point of gear frame 42, because second point of gear frame 43 is also symplex structure, arbitrary ora terminalis of transmission circle abuts with first point of gear frame 42 all can reach same effect.
Such as, if having more point gear frame, the 3rd point of gear frame, then can make it to be fixedly connected with adjacent second point of gear frame by above-mentioned similar method.Because Figure 2 shows that two point gear frames, axle sleeve 410 length in the axial direction of wheel hub 41 is just sheathed for two point gear frames, more divides gear frame if be appreciated that, the growth of the axle sleeve 410 of wheel hub 41 length in the axial direction also adaptability.
The present invention is by the structural design of above-mentioned point of gear frame, make fastening piece 44 only can realize being fixedly connected with each point of gear frame through the thickness of the first plate body 424, second plate body 426, and without the need to the thickness (namely along the axial extension of transmission shaft) through whole transmission circle 420.Meanwhile, the spaced design of the first plate body 424, second plate body 426, also for fastening piece 44 provides assembly space, makes whole point of gear frame more compact in overall structure.
Be only illustrate that each point of gear frame is fixedly connected with adjacent point of gear frame in above-described embodiment, in fact in other embodiments, each point of gear frame all can directly be fixed on the fixed edge 412 of wheel hub 41.In other words, gear frame integrally, is be combined with wheel hub 41 detachability, but each point of gear frame that gear frame comprises both can be that wherein one point of gear frame is combined with wheel hub 41, and other point of gear frame is combined with an adjacent point gear frame, also can all direct and wheel hub 41 secure bond.Such as, point gear frame of first shown in figure 42 is fixed on the side ora terminalis of fixed edge 412, second point of gear frame 43 is then fixed on the opposite side ora terminalis of fixed edge 412.Now, fixed edge 412 can coordinate the middle part being formed in axle sleeve 410, and that is, axle sleeve 410 extends to outside two side edge of fixed edge 412 in the axial direction, and two points of gear frames like this can be set on axle sleeve 410 respectively.
In addition, if this transmission device has concrete needs, the second drive wheel 50 also can be arranged to the structure identical with the first drive wheel 40, and is fastened on second driving shaft 30.
Claims (8)
1. a drive wheel, comprise wheel hub and be arranged on the gear frame on wheel hub, this gear frame is removably combined on wheel hub, it is characterized in that: gear frame comprises at least two points of gear frames, each point of gear frame along wheel hub axially-aligned and the diameter of each point of gear frame is different;
The second plate body some disconnected from each other that each point gear frame comprises transmission circle, the first plate body some disconnected from each other radially extended internally by transmission circle one ora terminalis and radially extended internally by another ora terminalis that transmission circle is relative, the first plate body and the second plate body is equipped with fixed hole and wears for fastening piece.
2. drive wheel as claimed in claim 1, is characterized in that: described gear frame is belt wheel or sprocket wheel.
3. drive wheel as claimed in claim 1, it is characterized in that: the fixed edge that described wheel hub comprises axle sleeve and extended by axle sleeve, described axle sleeve being offered axis hole for wearing that wheel hub is fixed on transmission shaft for transmission shaft, described fixed edge being offered some fixed holes for wearing that gear frame is fixed on fixed edge for fastening piece.
4. drive wheel as claimed in claim 3, is characterized in that: a point gear frame for described gear frame is two, and is all directly fixed on fixed edge.
5. drive wheel as claimed in claim 3, is characterized in that: a point of gear frame in each point of gear frame is directly fixed on fixed edge, and other each point of gear frame is fixedly connected with an adjacent point gear frame successively.
6. drive wheel as claimed in claim 1, it is characterized in that: the wherein plate body being directly fixed on point gear frame on fixed edge abuts with fixed edge, this is directly fixed on, and fixed hole on a wherein plate body of point gear frame on fixed edge is corresponding with the fixed hole on fixed edge to be worn for fastening piece, point another plate body of gear frame be directly fixed on fixed edge abuts with a wherein plate body of adjacent one point of gear frame, this is directly fixed on, and fixed hole on a wherein plate body of fixed hole on another plate body of point gear frame on fixed edge one point of gear frame adjacent with this is corresponding to be worn for fastening piece.
7. drive wheel as claimed in claim 1, it is characterized in that: each point of gear frame also comprises some connecting plates of connection first plate body, the second plate body, every a plate by the side of one first plate body along extending the side edge being connected to adjacent second plate body, the inside edge of connecting plate, the first plate body and the second plate body surrounds a through hole jointly, the diameter of the diameter of this through hole and the axle sleeve of wheel hub is suitable, and this through hole is for wearing the axle sleeve point gear frame to be set in wheel hub for the axle sleeve of wheel hub.
8. a transmission device, comprise the first transmission shaft, second driving shaft, the first drive wheel be arranged on the first transmission shaft, the second drive wheel be arranged on second driving shaft, and the driving belt of winding on the first drive wheel and the second drive wheel, it is characterized in that: at least one in the first drive wheel and the second drive wheel is as the drive wheel in claim 1-7 item as described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210445154.2A CN102927244B (en) | 2012-11-09 | 2012-11-09 | Transmission device and transmission wheel thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210445154.2A CN102927244B (en) | 2012-11-09 | 2012-11-09 | Transmission device and transmission wheel thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102927244A CN102927244A (en) | 2013-02-13 |
| CN102927244B true CN102927244B (en) | 2015-05-06 |
Family
ID=47642123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210445154.2A Expired - Fee Related CN102927244B (en) | 2012-11-09 | 2012-11-09 | Transmission device and transmission wheel thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102927244B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201297371Y (en) * | 2008-11-27 | 2009-08-26 | 李福山 | Package-packing combination belt pulley |
| CN201347865Y (en) * | 2009-01-16 | 2009-11-18 | 湖北飞剑泵业有限公司 | Automotive engine cooling water pump with combined type driving wheel |
| CN202338621U (en) * | 2011-10-19 | 2012-07-18 | 中国石油化工股份有限公司 | Combined belt wheel |
| CN202914681U (en) * | 2012-11-09 | 2013-05-01 | 金红叶纸业集团有限公司 | Transmission device and driving wheel |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58109760A (en) * | 1981-12-24 | 1983-06-30 | Honda Motor Co Ltd | Toothed transmission belt pulley |
| JP2003254411A (en) * | 2002-03-01 | 2003-09-10 | Seiko Epson Corp | Compound pulley and its manufacture |
-
2012
- 2012-11-09 CN CN201210445154.2A patent/CN102927244B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201297371Y (en) * | 2008-11-27 | 2009-08-26 | 李福山 | Package-packing combination belt pulley |
| CN201347865Y (en) * | 2009-01-16 | 2009-11-18 | 湖北飞剑泵业有限公司 | Automotive engine cooling water pump with combined type driving wheel |
| CN202338621U (en) * | 2011-10-19 | 2012-07-18 | 中国石油化工股份有限公司 | Combined belt wheel |
| CN202914681U (en) * | 2012-11-09 | 2013-05-01 | 金红叶纸业集团有限公司 | Transmission device and driving wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102927244A (en) | 2013-02-13 |
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Granted publication date: 20150506 Termination date: 20191109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |