CN203023335U - Multi-piece pneumatic friction clutch - Google Patents
Multi-piece pneumatic friction clutch Download PDFInfo
- Publication number
- CN203023335U CN203023335U CN 201220628401 CN201220628401U CN203023335U CN 203023335 U CN203023335 U CN 203023335U CN 201220628401 CN201220628401 CN 201220628401 CN 201220628401 U CN201220628401 U CN 201220628401U CN 203023335 U CN203023335 U CN 203023335U
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- China
- Prior art keywords
- friction
- driving gear
- housing
- friction clutch
- multidisc
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- Expired - Fee Related
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The utility model relates to a multi-piece pneumatic friction clutch which comprises a fly wheel, a connecting plate, a shell body, an air cylinder and a transmission gear. The fly wheel, the connecting plate and the shell body are sequentially and fixedly connected from left to right. The connecting plate is provided with a through hole, and the transmission gear is enabled to penetrate through the through hole. The shell body is arranged in a hollow mode. The hollow portion forms a containing cavity of the transmission gear. The air cylinder comprises an air cylinder body and a piston. The air cylinder body is fixedly connected with the shell body. The piston is movably connected between the air cylinder body and the transmission gear. The outer wall of the air cylinder body is connected with a pneumatic source port. Mate plates are arranged on the outer wall of the transmission gear in a sleeved mode. Each mate plate is meshed with the transmission gear. Friction plate assemblies are arranged on two sides of each mate plate. A reset assembly is arranged between each two adjacent mate plates. The multi-piece pneumatic friction clutch has the advantages that the reset assemblies are arranged between adjacent mate plates, when the friction plate assemblies are separated from the mate plates, sensitivity and reliability are achieved, mutual friction does not exist, excessive heat quantity is not generated between the mate plates and the friction plate assemblies, abrasion losses of friction plates are reduced, and the friction plates are quite durable.
Description
Technical field
The utility model relates to clutch field, refers to especially the multidisc air operated friction clutch on a kind of Large Shear equipment.
Background technique
The mechanism of pneumatic clutch transmission commonly used in mechanical energy, domestic rotary key type clutch at present, this rotary key type clutch often can cause driving gear to break without overload protective function, and transmission shaft bends or the major accident such as twists off.At present low inertia multidisc friction pneumatic clutch has the structural types such as vertical compression piston type, pneumatic tyre type, ring piston type by supplying with the pressure mode; Under same case, the pressure that the vertical compression piston type produces is large, and the moment of torsion that produces is also just large.Because multidisc is comprised of many groups fastness, but be separated from each other the time-delay process between fastness, in this process, fastness is wanted sliding friction mutually, produce heat energy, make clutch temp fast rising, the aggravation of friction plate abrasion loss, greatly reduce working life, also reduced motion slowly; And having the part clutch that although Returnning spring is arranged, its function can only allow piston reset; The most friction plate of last other forms of multiplate clutch is nonmetal or the plastic cement compacting forms, its guiding tooth section shock resistance is poor, generally can only be used on the Cutting device of little tonnage, but also can not be contained on high speed shaft, greatly dwindle using scope.
The model utility content
For the deficiency that prior art exists, the purpose of this utility model be to provide a kind of action very sensitive reliable, to adjust maintenance very convenient and be applied to multidisc air operated friction clutch on the Large Shear machinery.
the technical solution of the utility model is achieved in that a kind of multidisc air operated friction clutch, comprise flywheel, land, housing, cylinder and driving gear, described flywheel, land and housing are fixedly connected sequentially from left to right, described land is provided with the through hole that passes for driving gear, housing hollow arranges, this hollow space consists of the holding cavity of driving gear, described driving gear is positioned at this holding cavity, this cylinder comprises cylinder block and piston, described cylinder block is fixedly connected with housing, and piston is movably connected between cylinder block and driving gear, the outer wall of described cylinder block also is connected with the pneumatic source interface, the outer wall of described driving gear is arranged with several antithesis dishes, and each antithesis dish and driving gear are intermeshing, each antithesis dish both sides are provided with the friction plate assembly, and be provided with reset assembly between each antithesis dish.
Wherein, described reset assembly is Returnning spring, and this moment, Returnning spring was in compressive state.
By adopting technique scheme, between each antithesis dish, resetting-mechanism is set, sensitivity, reliable when the friction plate assembly separates with the antithesis dish, each other can the phase mutual friction, make antithesis dish and friction assembly dish can not produce too much heat energy, allow simultaneously the friction disc wear amount reduce, make friction plate more durable, greatly improved working life.
The utility model further is set to: described pneumatic source interface is the air inlet swivel joint with rapid escape valve.
By adopting technique scheme, existing quick air inlet has again the dual functions of Quick air-discharge, and very important effect is arranged in control, when the air inlet, rapid escape valve cuts out, when the needs exhaust with the air inlet swivel joint of rapid escape valve, rapid escape valve can be opened automatically, exhaust rapidly.
The utility model also further is set to: described friction plate assembly comprises external tooth central layer and two friction plates, and two friction plates lay respectively at the both sides of external tooth central layer, and are fixedly connected with by copper rivet.
By adopting technique scheme, adopt the friction plate assembly of combining form, be convenient to the maintain and replace friction plate.
The utility model also further is set to: be provided with resetting-mechanism between described housing and cylinder block, this resetting-mechanism comprises fixed plate, screw, nut and spring, this fixed plate is fixed on piston, one end of screw passes fixed plate and cylinder block, and fix by nut, this spring is arranged between the head and fixed plate of screw, and spring housing is located on screw.
By adopting technique scheme, when disappointing, piston can reset rapidly under the effect of spring, effectively guaranteed the friction plate assembly with separate before the antithesis dish separates.
The utility model also further is set to: be provided with internal tooth in described housing, described external tooth central layer is meshed with internal tooth.
By adopting technique scheme, when the friction plate assembly separates with the antithesis dish, the motion of friction plate assembly is played the effect of guiding.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that the utility model embodiment multidisc air operated friction clutch is installed on the structural representation on transmission shaft.
Fig. 2 is the A section enlarged view of Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
as Fig. 1-shown in Figure 2, the utility model discloses a kind of multidisc air operated friction clutch, comprise flywheel 1, land 2, housing 3, cylinder and driving gear 6, wherein flywheel 1 is installed on transmission shaft 18 by many groups bearing 19, and driving gear 6 sheathed with transmission shaft 18 on, by axle head gland 13, driving gear 6 is fixed on transmission shaft 18, axle head gland 13 adopts screw fixedly to upload on moving axis 18, described flywheel 1, land 2 and housing 3 are fixedly connected sequentially from left to right, described land 2 is provided with the through hole 21 that passes for driving gear, housing 3 hollow settings, this hollow space consists of the holding cavity of driving gear 6, described driving gear 6 is positioned at this holding cavity, this cylinder comprises cylinder block 4 and piston 5, and the sidewall of piston is provided with seal ring 11, sealing circle 11 is connected with the inner wall sealing of cylinder block 4, described cylinder block 4 is fixedly connected with housing 3, and piston 5 is movably connected between cylinder block 4 and driving gear 6, the outer wall of described cylinder block 4 also is connected with the pneumatic source interface, in the utility model specific embodiment, the outer wall of described driving gear 6 is arranged with several antithesis dishes 17, and each antithesis dish 17 is intermeshing with driving gear 6, each antithesis dish 17 both sides are provided with the friction plate assembly, and be provided with reset assembly between each antithesis dish 17, wherein, described reset assembly is Returnning spring 12, and this moment, Returnning spring was in compressive state, between each antithesis dish, resetting-mechanism is set, sensitivity when the friction plate assembly separates with the antithesis dish, reliably, each other can the phase mutual friction, make antithesis dish and friction assembly dish can not produce too much heat energy, allow simultaneously the friction disc wear amount reduce, make friction plate more durable, greatly improved working life.
In the utility model specific embodiment, described pneumatic source interface is the air inlet swivel joint 7 with rapid escape valve, existing quick air inlet has again the dual functions of Quick air-discharge, very important effect is arranged in control, when the air inlet, rapid escape valve cuts out, when the needs exhaust with the air inlet swivel joint of rapid escape valve, rapid escape valve can be opened automatically, exhaust rapidly; Described friction plate assembly comprises that external tooth central layer 15 and 14, two friction plates 14 of two friction plates lay respectively at the both sides of external tooth central layer 15, and is fixedly connected with by copper rivet 16, adopts the friction plate assembly of combining form, is convenient to the maintain and replace friction plate; Be provided with resetting-mechanism between described housing 2 and cylinder block 4, this resetting-mechanism comprises fixed plate 10, screw 8, nut 20 and spring 9, this fixed plate 10 is fixed on piston 5, one end of screw 8 passes fixed plate 10 and cylinder block 4, and fixing by nut 20, this spring 9 is arranged between the head and fixed plate 10 of screw 8, and spring 9 is sheathed on screw 8, when disappointing, piston 5 is under the effect of spring 9, can reset rapidly, effectively guaranteed the friction plate assembly with separate before the antithesis dish separates; Be provided with internal tooth in described housing, described external tooth central layer is meshed with internal tooth, when the friction plate assembly separates with the antithesis dish, the motion of friction plate assembly is played the effect of guiding.
The working principle of this multidisc air operated friction clutch, land by screw fastening on flywheel, when not air inlet, housing, cylinder, piston, friction always all follow flywheel to rotate together by land in flakes, and transmission shaft, driving gear and antithesis sheet are static; During air inlet, piston inwardly axially moves, pressing friction assembly dish and antithesis dish, and the rotation function of flywheel is delivered on driving gear by the antithesis sheet, and driving gear just drives the transmission shaft rotation; When rapid escape valve is opened exhaust, piston is return under action of reset spring, and the spring of pushing open between the antithesis sheet is evenly pushed open by the antithesis dish simultaneously, and allowing has uniform gap between friction assembly dish and antithesis dish, driving gear does not just have kinetic energy to input, and clutch is disengaged condition.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. multidisc air operated friction clutch, comprise flywheel, land, housing, cylinder and driving gear, described flywheel, land and housing are fixedly connected sequentially from left to right, described land is provided with the through hole that passes for driving gear, housing hollow arranges, this hollow space consists of the holding cavity of driving gear, described driving gear is positioned at this holding cavity, this cylinder comprises cylinder block and piston, described cylinder block is fixedly connected with housing, and piston is movably connected between cylinder block and driving gear, the outer wall of described cylinder block also is connected with the pneumatic source interface, it is characterized in that: the outer wall of described driving gear is arranged with several antithesis dishes, and each antithesis dish and driving gear are intermeshing, each antithesis dish both sides are provided with the friction plate assembly, and be provided with reset assembly between each antithesis dish.
2. multidisc air operated friction clutch according to claim 1, it is characterized in that: described pneumatic source interface is the air inlet swivel joint with rapid escape valve.
3. multidisc air operated friction clutch according to claim 1, it is characterized in that: described friction plate assembly comprises external tooth central layer and two friction plates, and two friction plates lay respectively at the both sides of external tooth central layer, and are fixedly connected with by copper rivet.
4. multidisc air operated friction clutch according to claim 1, it is characterized in that: be provided with resetting-mechanism between described housing and cylinder block, this resetting-mechanism comprises fixed plate, screw, nut and spring, this fixed plate is fixed on piston, one end of screw passes fixed plate and cylinder block, and fix by nut, this spring is arranged between the head and fixed plate of screw, and spring housing is located on screw.
5. the described multidisc air operated friction clutch of according to claim 1 to 4 any one, it is characterized in that: described reset assembly is Returnning spring, and this moment, Returnning spring was in compressive state.
6. multidisc air operated friction clutch according to claim 3, it is characterized in that: be provided with internal tooth in described housing, described external tooth central layer is meshed with internal tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220628401 CN203023335U (en) | 2012-11-23 | 2012-11-23 | Multi-piece pneumatic friction clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220628401 CN203023335U (en) | 2012-11-23 | 2012-11-23 | Multi-piece pneumatic friction clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203023335U true CN203023335U (en) | 2013-06-26 |
Family
ID=48647323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220628401 Expired - Fee Related CN203023335U (en) | 2012-11-23 | 2012-11-23 | Multi-piece pneumatic friction clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203023335U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917149A (en) * | 2017-11-16 | 2018-04-17 | 厦门仁工环保科技有限公司 | Friction engagement hybrid output mechanism and method |
| CN110369977A (en) * | 2019-07-25 | 2019-10-25 | 浙江耐磨达汽车部件有限公司 | A kind of processing technology of disk-type braking gland |
-
2012
- 2012-11-23 CN CN 201220628401 patent/CN203023335U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917149A (en) * | 2017-11-16 | 2018-04-17 | 厦门仁工环保科技有限公司 | Friction engagement hybrid output mechanism and method |
| CN110369977A (en) * | 2019-07-25 | 2019-10-25 | 浙江耐磨达汽车部件有限公司 | A kind of processing technology of disk-type braking gland |
| CN110369977B (en) * | 2019-07-25 | 2021-12-07 | 浙江耐磨达科技有限公司 | Machining process of disc type brake lining |
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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 |
Granted publication date: 20130626 Termination date: 20141123 |
|
| EXPY | Termination of patent right or utility model |