CN102062156A - Pedal type coupling - Google Patents
Pedal type coupling Download PDFInfo
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- CN102062156A CN102062156A CN 201010618152 CN201010618152A CN102062156A CN 102062156 A CN102062156 A CN 102062156A CN 201010618152 CN201010618152 CN 201010618152 CN 201010618152 A CN201010618152 A CN 201010618152A CN 102062156 A CN102062156 A CN 102062156A
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- flange plate
- slug
- input shaft
- shaft flange
- output shaft
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Abstract
The invention discloses a pedal type coupling which comprises an input shaft flange plate fixedly connected with an input shaft and an output shaft flange plate fixedly connected with an output shaft, wherein the input shaft flange plate and the output shaft flange plate are coaxially arranged; the input shaft flange plate is internally provided with quincunx keys, and pedal-shaped rubber which is a metal block composite elastic body is embedded in a key slot between the quincunx keys; and the output shaft flange plate is fixedly connected with the pedal-shaped rubber as a metal block composite elastic body through a bolt in a detachable mode. The pedal type coupling greatly enhances the torsional vibration rigidity, and manufacture, assembly and transmission errors can be self-adaptively controlled and compensated, thus the coupling has the advantages of low vibration noise, economy, environmental protection, high reliability, great reduction of nonequilibrium moment in a transmission process, realization of zero-friction assembly and disassembly, no abrasion to a fitting surface while assembling and disassembling, compact structure and long service life and can be applied to power transmission systems of equipment of machines, vehicles, ships, petroleum devices, national defense weapons, and the like.
Description
Technical field
The present invention relates to a kind of transmission device, particularly a kind of coupling.
Background technique
The existing market upper coupling is of a great variety, differs from one another.Marine propuision system in the machine driven system, locomotive, engineering machinery, heavy truck, weaponry and generator set equal power device often cause shafting vibration and noise to strengthen because of the unsteady state fluctuation of output torque and rotating speed, can make high speed, high-precision bearing and gear premature damage when serious.Therefore, certainly will will research and develop a kind of compact structure, alignment error is little, vibrating noise is little, reliability is high, power is big and the coupling of economic environmental protection.
In the prior art, rubber coupling often destroys because of occurring elastic fatigue too early, causes the reduction of coupling torsional oscillation intensity, poor reliability and life-span short, and is difficult in dynamic military service the under bad working environments and the extreme environment; Crown gear coupling has the accuracy of manufacturing height, cost is high and the shortcoming of pollution context; Diaphragm flexible shaft coupling is subjected to the influence of the problems such as half-coupling distortion that dynamic balancing and flexural stress cause, and vibration, noise and diaphragm phenomenon such as cracking too early appears in coupling.
In view of the shortcoming of people, and save noble metal, the friendly type of development sustainability and built environment society to coupling in the high request of coupling and the prior art.Under the background of the advantage that makes full use of novel high-performance integration engineering rubber and aluminum alloy, certainly will need to develop a kind of compact structure, alignment error is little, vibrating noise is little, reliability is high, power is big and the coupling of economic environmental protection, satisfies current market demand.
Summary of the invention
In view of this, the purpose of this invention is to provide a kind ofly have compact structure, alignment error is little, vibrating noise is little, reliability is high, power is big and the lobe formula coupling of advantage such as economic environmental protection.
The objective of the invention is to be achieved through the following technical solutions: a kind of lobe formula coupling, comprise and being used for input shaft fixedly connected input shaft flange plate and the output shaft flange plate that is used for fixedlying connected with output shaft, input shaft flange plate and the coaxial setting of output shaft flange plate, the plum blossom key is set in the input shaft flange plate, the embedded flap rubber-slug composite elastic body that is provided with of keyway between the plum blossom key, described flap rubber-slug composite elastic body comprises the slug that is provided with connecting hole, block rubber and tinsel, block rubber and tinsel are alternately arranged and are bonded as one structure, symmetry is fixedly installed on the both sides of slug respectively, slug upper edge coupling axially is provided with connecting hole, and the output shaft flange plate is fixedlyed connected with flap rubber-slug composite elastic body removably by the bolt that passes connecting hole.
Further, described slug and tinsel be 1.3 axially with the radial length ratio, the face upper edge of slug and tinsel and rubber bound is horizontal and vertical to be equipped with the stiffening rib that spacing is 2-4mm;
Further, described slug upper edge coupling axially also is provided with positioning pin hole;
Further, described input shaft flange plate is provided with the cone shape hole with the input shaft secure fit, and the conical surface of described cone shape hole is provided with annular oil groove;
Further, described input shaft flange plate comprises that flange disk body I and hardness are higher than the lining of flange disk body I; The cone shape hole of described lining setting and input shaft secure fit, the conical surface of described cone shape hole is provided with annular oil groove;
Further, described output shaft flange plate comprise flange disk body II and hardness be higher than flange disk body II and can with the spline lining of output shaft spline fitted, flange disk body II is provided with the labyrinth type oil sealing groove away from the end face of input shaft flange plate one end;
Further, the described flap rubber-same group of hardness level that make progress in slug composite elastic body week is identical;
Further, described flap rubber-slug composite elastic body circumferentially produces the precompression distortion at it after embedding in the input shaft flange plate plum blossom key;
Further, the slug of described flap rubber-slug composite elastic body and tinsel all have aluminum alloy to make;
Further, described input shaft flange plate body I and output shaft flange disk body II adopt the metal pattern die cast.
Beneficial effect of the present invention:
1, lobe formula coupling of the present invention, input shaft flange plate is coupled by plum blossom key, flap rubber-slug composite elastic body, locating stud and bolt with the output shaft flange plate and fixedlys connected, controlled resiliently deformable is circumferentially taking place under torsional moment and the axial bending moment loading in flap rubber-slug composite elastic body, but this coupling self adaption is regulated and compensation manufacturing, assembling and driving error, it is strong to filter unsteady state fluctuation interference performance, thereby this coupling vibrating noise is little, adaptivity is strong, accuracy of manufacturing is low simultaneously, alignment error is little, economic environmental protection.
2, flap rubber of the present invention-slug composite elastic body embeds and circumferentially produces certain precompression distortion in the input shaft flange plate plum blossom key, the flap rubber that carries behind the stand under load-slug composite elastic body quantity increases, stressed trend is even, thereby improve lobe formula coupling bearing capacity and rigidity, reduce the drift on the rotational axis simultaneously, improve running accuracy.
3, the cone shape hole with the input shaft secure fit of input shaft flange plate setting of the present invention is provided with annular oil groove, when assembling or dismounting, in annular oil groove, inject high pressure oil, can make and cooperate conical surface moment formation high pressure oil film, thereby realize the nothing friction loading and unloading of flange plate and input shaft, the axial force that applies simultaneously is also very little.
4, output shaft flange plate end face of the present invention is provided with the labyrinth sealing oil seal groove, and it cooperates with labyrinth oil seal, realizes functions such as waterproof and dustproof and leakproof, helps prolonging the life-span of coupling and output shaft.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described:
Accompanying drawing 2 be Fig. 1 along B-B to sectional view;
Accompanying drawing 3 is the overall schematic of flap rubber-aluminium composite block;
Accompanying drawing 4 be Fig. 3 along A-A to sectional view.
Embodiment
Described slug 4a and tinsel 4c's is 1.3 with the radial length ratio axially, the face upper edge of slug 4a and tinsel 4c and rubber bound is horizontal and vertical to be equipped with the stiffening rib that spacing is 3mm, being provided with of strengthening rib improved force-bearing situation, the rigidity and the intensity of composite elastic body have been improved, increased the area of contact when bonding simultaneously, made both bonding more firmly and reliable.
As further improvement to the foregoing description, described slug 4a upper edge coupling axially also is provided with positioning pin hole 6, described flap rubber-slug composite elastic body 4 cooperates by finger setting 6 and bolt with the output shaft flange plate fixedlys connected, and Placement is simple, easy accessibility.
As the further improvement to the foregoing description, described input shaft flange plate 1 is provided with the cone shape hole 1a with the input shaft secure fit, and the conical surface of described cone shape hole is provided with annular oil groove 1b; When assembling or dismounting, in annular oil groove 1b, to inject high pressure oil and can make cooperation conical surface moment formation high pressure oil film, thereby realize the nothing friction loading and unloading of flange plate and input shaft, the axial force that applies is very little.
As the further improvement to the foregoing description, described input shaft flange plate 1 comprises that flange disk body I 11 and hardness are higher than the lining 12 of flange disk body I; Described lining 12 is provided with the cone shape hole with the input shaft secure fit, and the conical surface of described cone shape hole is provided with annular oil groove; Flange plate adopts fabricated structure, and flange disk body I adopts the lower material of hardness can increase its torsional property, and lining adopts harder material can strengthen antiwear property, makes the flange plate combination property reach best.
As further improvement to the foregoing description, described output shaft flange plate comprise flange disk body II 21 and hardness be higher than flange disk body II and can with the spline lining 22 of output shaft spline fitted, flange disk body II is provided with labyrinth type oil sealing groove 23 away from the end face of input shaft flange plate one end; Flange plate adopts fabricated structure, and flange disk body II adopts the lower material of hardness can increase its torsional property, and lining adopts harder material can strengthen antiwear property, makes the flange plate combination property reach best; Simultaneously, labyrinth type oil sealing groove 23 cooperates with labyrinth oil seal, realizes functions such as waterproof and dustproof and leakproof, helps prolonging the life-span of coupling and output shaft.
As the further improvement to the foregoing description, the same group of hardness level that make progress described flap rubber-4 weeks of slug composite elastic body is identical; Thereby stressed even when coupling is loaded, mechanical transmission is steady; In addition, hardness level sign is imprinted at easily seeing of slug and is not easy during installation and removal to obscure in the position.
As the further improvement to the foregoing description, described flap rubber-slug composite elastic body 4 circumferentially produces the precompression distortion at it after embedding in the input shaft flange plate plum blossom key; The flap rubber that carries behind the stand under load-slug composite elastic body 4 quantity increase, and stressed trend is even, thereby improve lobe formula coupling bearing capacity and rigidity, reduce the drift on the rotational axis simultaneously, improve running accuracy.
As the further improvement to the foregoing description, the slug 4a and the tinsel 4c of described flap rubber-slug composite elastic body 4 all have aluminum alloy to make; The employing aluminium alloy quality is light, draws materials easily, and is easily manufactured.
As the further improvement to the technical program, described input shaft flange plate body I 11 and output shaft flange disk body II 21 adopt the metal pattern die cast, and the surface forming quality is good, tissue tight, manufacturing efficiency height.
Explanation is at last, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technological scheme of the present invention, and not breaking away from the aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (10)
1. lobe formula coupling, comprise and being used for fixedly connected input shaft flange plate of input shaft (1) and the output shaft flange plate (2) that is used for fixedlying connected with output shaft, input shaft flange plate and the coaxial setting of output shaft flange plate, it is characterized in that: plum blossom key (3) is set in the input shaft flange plate, the embedded flap rubber-slug composite elastic body (4) that is provided with of keyway between the plum blossom key, described flap rubber-slug composite elastic body comprises the slug (4a) that is provided with connecting hole, block rubber (4b) and tinsel (4c), block rubber (4b) and tinsel (4c) are alternately arranged and are bonded as one structure, symmetry is fixedly installed on the both sides of slug (4a) respectively, slug (4a) upper edge coupling axially is provided with connecting hole (5), and output shaft flange plate (2) is fixedlyed connected with flap rubber-slug composite elastic body (4) removably by the bolt that passes connecting hole (5).
2. lobe formula coupling according to claim 1, it is characterized in that: described slug (4a) and tinsel (4c) be 1.3 axially with the radial length ratio, the face upper edge of slug (4a) and tinsel (4c) and rubber bound is horizontal and vertical to be equipped with the stiffening rib that spacing is 2-4mm.
3. lobe formula coupling according to claim 2 is characterized in that: described slug (4a) upper edge coupling axially also is provided with positioning pin hole (6).
4. lobe formula coupling according to claim 1 is characterized in that: described input shaft flange plate (1) is provided with the cone shape hole (1a) with the input shaft secure fit, and the conical surface of described cone shape hole is provided with annular oil groove (1b).
5. lobe formula coupling according to claim 2 is characterized in that: described input shaft flange plate (1) comprises that flange disk body I (11) and hardness are higher than the lining (12) of flange disk body I; Described lining (12) is provided with the cone shape hole with the input shaft secure fit, and the conical surface of described cone shape hole is provided with annular oil groove.
6. lobe formula coupling according to claim 1, it is characterized in that: described output shaft flange plate comprise flange disk body II (21) and hardness be higher than flange disk body II and can with the spline lining (22) of output shaft spline fitted, flange disk body II is provided with labyrinth type oil sealing groove (23) away from the end face of input shaft flange plate one end.
7. lobe formula coupling according to claim 1 is characterized in that: the same group of hardness level that make progress in described flap rubber-slug composite elastic body (4) week is identical.
8. lobe formula coupling according to claim 1 is characterized in that: described flap rubber-slug composite elastic body (4) circumferentially produces the precompression distortion at it after embedding in the input shaft flange plate plum blossom key.
9. lobe formula coupling according to claim 1 is characterized in that: the slug (4a) and the tinsel (4c) of described flap rubber-slug composite elastic body (4) all have aluminum alloy to make.
10. according to claim 5 or 6 described lobe formula coupling, it is characterized in that: described input shaft flange plate body I (11) and output shaft flange disk body II (21) adopt the metal pattern die cast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010618152 CN102062156A (en) | 2010-12-31 | 2010-12-31 | Pedal type coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010618152 CN102062156A (en) | 2010-12-31 | 2010-12-31 | Pedal type coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102062156A true CN102062156A (en) | 2011-05-18 |
Family
ID=43997580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010618152 Pending CN102062156A (en) | 2010-12-31 | 2010-12-31 | Pedal type coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102062156A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397572A (en) * | 2019-08-28 | 2019-11-01 | 珠海格力电器股份有限公司 | Muffler, compressor and air conditioner |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3884049A (en) * | 1972-09-05 | 1975-05-20 | Hilliard Corp | Drive coupling |
| CN2637812Y (en) * | 2003-06-02 | 2004-09-01 | 岳阳纸业股份有限公司 | Fan-shaped block elastic coupling |
| CN2806871Y (en) * | 2005-06-29 | 2006-08-16 | 内蒙古第一机械制造(集团)有限公司第三分公司 | Elastic slide block type moveable coupler |
| DE202008015810U1 (en) * | 2008-11-28 | 2009-02-19 | Centa-Antriebe Kirschey Gmbh | coupling member |
| CN201363373Y (en) * | 2008-12-05 | 2009-12-16 | 重庆市星格水泵有限公司 | Coupling |
| DE202009015790U1 (en) * | 2009-11-18 | 2010-03-11 | Centa-Antriebe Kirschey Gmbh | Coupling with an annular coupling body |
-
2010
- 2010-12-31 CN CN 201010618152 patent/CN102062156A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3884049A (en) * | 1972-09-05 | 1975-05-20 | Hilliard Corp | Drive coupling |
| CN2637812Y (en) * | 2003-06-02 | 2004-09-01 | 岳阳纸业股份有限公司 | Fan-shaped block elastic coupling |
| CN2806871Y (en) * | 2005-06-29 | 2006-08-16 | 内蒙古第一机械制造(集团)有限公司第三分公司 | Elastic slide block type moveable coupler |
| DE202008015810U1 (en) * | 2008-11-28 | 2009-02-19 | Centa-Antriebe Kirschey Gmbh | coupling member |
| CN201363373Y (en) * | 2008-12-05 | 2009-12-16 | 重庆市星格水泵有限公司 | Coupling |
| DE202009015790U1 (en) * | 2009-11-18 | 2010-03-11 | Centa-Antriebe Kirschey Gmbh | Coupling with an annular coupling body |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397572A (en) * | 2019-08-28 | 2019-11-01 | 珠海格力电器股份有限公司 | Muffler, compressor and air conditioner |
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Application publication date: 20110518 |