CN110185715A - A kind of closed type pneumatic clutch and its application method - Google Patents
A kind of closed type pneumatic clutch and its application method Download PDFInfo
- Publication number
- CN110185715A CN110185715A CN201910315601.4A CN201910315601A CN110185715A CN 110185715 A CN110185715 A CN 110185715A CN 201910315601 A CN201910315601 A CN 201910315601A CN 110185715 A CN110185715 A CN 110185715A
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- CN
- China
- Prior art keywords
- closed type
- piston
- type pneumatic
- drive plate
- pneumatic clutch
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- 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.)
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
- F16D25/082—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member the line of action of the fluid-actuated members co-inciding with the axis of rotation
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The present invention discloses a kind of closed type pneumatic clutch and its application method, the closed type pneumatic clutch includes inner ring, outer ring, drive plate, spring, piston, cylinder body and cylinder cap, outer ring is rotatably sleeved on the right end periphery of inner ring, internal gear is fixedly installed on the inside of outer ring, drive plate is slidably sleeved on the middle part periphery of inner ring, external tooth is provided on the outside of drive plate, the left end of spring and inner ring are relatively fixed, the right end of spring withstands drive plate so that its external tooth is engaged with the holding of the internal tooth of internal gear, piston is rotatably sleeved on drive plate, the lateral wall of piston and the inner sidewall of cylinder body are slidably matched, the right part of cylinder body, which is provided with, pushes inlet channel of the piston far from outer ring for air inlet, the left part of cylinder body is fixedly connected with cylinder cap, cylinder cap is rotatably sleeved on the left end periphery of inner ring.The closed type pneumatic clutch remains engaged with drive plate under normal conditions with outer ring by the active force of spring, and state is remained engaged with without being passed through compressed air, energy saving.
Description
Technical field
The present invention relates to a kind of pneumatic clutch and its application method more particularly to a kind of closed type pneumatic clutch and its
Application method.
Background technique
Existing pneumatic clutch is all open type, pushes drive plate to engage with outer ring by air pressure, by bullet
Spring pushes drive plate to separate and reset with outer ring.The occasion of smaller power is transmitted for a long time in some needs, and pneumatic clutch exists
It needs to remain engaged with, transmit power under normality, must then be passed through compressed air always at this time, drive plate and outer ring can just kept
Engagement, very waste of energy.
Summary of the invention
In view of the deficiencies in the prior art, technical problem to be solved by the invention is to provide a kind of novel in design, structure letters
Single, energy saving closed type pneumatic clutch and its application method.
In order to solve the above technical problems, the technical solution adopted by the present invention first is that: a kind of closed type pneumatic clutch, including
Inner ring, outer ring, drive plate, spring, piston, cylinder body and cylinder cap, the outer ring are rotatably sleeved on the right end periphery of inner ring, institute
It states and is fixedly installed with internal gear on the inside of outer ring, the drive plate is slidably sleeved on the middle part periphery of inner ring, the transmission
External tooth is provided on the outside of disk, the left end of the spring and inner ring are relatively fixed, the right end of the spring withstand drive plate so that
Its external tooth is engaged with the holding of the internal tooth of internal gear, and the piston is rotatably sleeved on drive plate, the lateral wall of the piston
It is slidably matched with the inner sidewall of cylinder body, the right part of the cylinder body, which is provided with, pushes air inlet of the piston far from internal gear for air inlet
The left part in channel, the cylinder body is fixedly connected with cylinder cap, and the cylinder cap is rotatably sleeved on the left end periphery of inner ring.
Preferably, the piston is in three-level stepped cylinder, and the right end of the piston protrudes into the left end of internal gear, described
The left end lateral wall of piston is slidably matched by the left end inner sidewall of the first sealing ring and cylinder body, the middle part lateral wall of the piston
It is slidably matched by the right end inner sidewall of the second sealing ring and cylinder body, the middle part lateral wall of the piston is provided with close positioned at second
The concave station rank on the right side of seal, the right end inner sidewall of the cylinder body are provided with the boss rank matched with concave station rank, and the air inlet is logical
Step end face of the outlet in road towards piston between the first sealing ring and the second sealing ring.
Preferably, it is provided with guiding mechanism between the piston and cylinder cap, the guiding mechanism includes leading of being slidably matched
To pin and guide groove, one end of the guide pin is fixed on any one of piston and cylinder cap, and the guide groove is opened in work
On the other of plug and cylinder cap, the other end of the guide pin is inserted into guide groove.
Preferably, the outer ring passes through the first bearing being set side by side and second bearing is mounted on the right end periphery of inner ring.
Preferably, the piston is mounted on drive plate by 3rd bearing.
Preferably, the middle part periphery of the inner ring is provided with spline, and the inner circumferential of the drive plate is provided with and spline slide
The keyway of cooperation.
Preferably, the cylinder cap is mounted on the left end periphery of inner ring by fourth bearing.
Preferably, baffle, the left side of the baffle and the inner ring right side phase of fourth bearing are arranged on the inner ring
Against the left end of the spring resists the right side of baffle, and locating slot, the right part of the spring are offered on the drive plate
It protrudes into locating slot, the right end of the spring withstands the bottom of locating slot.
Preferably, dustproof cover, the right side of the dustproof cover and the inner ring left end of fourth bearing are arranged on the inner ring
Face leans.
In order to solve the above technical problems, the technical solution adopted by the present invention second is that: a kind of closed type as described above is pneumatic
Closed type pneumatic clutch is installed between the dynamical system of vehicle and running gear, by normal by the application method of clutch
Closed form pneumatic clutch controls the dynamical system output of vehicle, specifically includes following mode:
(1) vehicle operation and power system operational, the cylinder body not air inlet of closed type pneumatic clutch, at closed type pneumatic clutch
In bonding state, the i.e. interior tooth engagement of the external tooth of drive plate and internal gear, output torque at this time；
(2) vehicle operation but dynamical system does not work, the cylinder body air inlet of closed type pneumatic clutch, at closed type pneumatic clutch
In discrete state, i.e. the external tooth of drive plate is separated with the internal tooth of internal gear, at this time not output torque；
(3) vehicle does not work and dynamical system does not work, the cylinder body not air inlet of closed type pneumatic clutch, closed type air clutch
Device is in bonding state, the i.e. interior tooth engagement of the external tooth of drive plate and internal gear, but not output torque at this time.
Compared with prior art, the invention has the following advantages: closed type pneumatic clutch novel design, structure
Simply, it remains engaged with drive plate under normal conditions with internal gear by the active force of spring, protects without being passed through compressed air
Engagement state is held, it is energy saving, transmit the occasion of smaller power for a long time especially suitable for some needs.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the embodiment of the present invention.
Fig. 2 is the enlarged drawing in Fig. 1 at A.
Fig. 3 is the right view of the embodiment of the present invention.
Fig. 4 is the left view of the embodiment of the present invention.
Appended drawing reference: 1, inner ring；2, outer ring；3, drive plate；4, spring；5, piston；51, concave station rank；6, cylinder body；61, convex
Step；7, cylinder cap；8, bolt；9, the first sealing ring；10, the second sealing ring；11, guide pin；12, guide groove；13, spline；14,
First bearing；15, second bearing；16, the first wild card；17, the first interior card；18,3rd bearing；19, the second wild card；20, second
Interior card；21, fourth bearing；22, baffle；23, locating slot；24, dustproof cover；25, third wild card, 26, internal tooth；27, external tooth；28,
Inlet channel；29, internal gear；30, bolt.
Specific embodiment
In order to allow features described above and advantage of the invention to be clearer and more comprehensible, below spy fors embodiment, and cooperate attached drawing, make in detail
Carefully it is described as follows.
As shown in figures 1-4, a kind of closed type pneumatic clutch, including inner ring 1, outer ring 2, drive plate 3, spring 4, piston
5, cylinder body 6 and cylinder cap 7, the outer ring 2 are rotatably sleeved on the right end periphery of inner ring 1, and the inside of the outer ring 2 passes through bolt
30 are equipped with internal gear 29, and the drive plate 3 is slidably sleeved on the middle part periphery of inner ring 1, and the outside of the drive plate 3 is set
It is equipped with external tooth 27, the left end of the spring 4 and inner ring 1 are relatively fixed, and the right end of the spring 4 withstands drive plate 3 so that outside it
Tooth 27 is engaged with the holding of the internal tooth 26 of internal gear 29, and the piston 5 is rotatably sleeved on drive plate 3, outside the piston 5
The inner sidewall of side wall and cylinder body 6 is slidably matched, and the right part of the cylinder body 6 is provided with pushes piston 5 far from internal tooth for air inlet
The left part of the inlet channel 28 of ring 29, the cylinder body 6 can be fixedly connected by bolt 8 with cylinder cap 7, and the cylinder cap 7 can be rotated
Ground is set in the left end periphery of inner ring 1.
In the present embodiment, the piston 5 is in three-level stepped cylinder, and the right end of the piston 5 protrudes into internal gear 29
In left end, the left end lateral wall of the piston 5 is slidably matched by the left end inner sidewall of the first sealing ring 9 and cylinder body 6, the work
The middle part lateral wall of plug 5 is slidably matched by the right end inner sidewall of the second sealing ring 10 and cylinder body 6, and the inlet channel 28 goes out
Step end face of the mouth towards piston 5 between the first sealing ring 9 and the second sealing ring 10.Wherein, outside the middle part of the piston 5
Side wall is provided with the concave station rank 51 positioned at the right side of the second sealing ring 10, and the right end inner sidewall of the cylinder body 6 is provided with and concave station rank
The 51 boss ranks 61 matched swing to step fit structure by this, can play dust-proof effect.
In the present embodiment, in order to guide piston 5 smoothly to move, Guiding machine is provided between the piston 5 and cylinder cap 7
Structure, the guiding mechanism include the guide pin 11 and guide groove 12 being slidably matched, and cylinder cap 7 is fixed in the left end of the guide pin 11
On, the guide groove 12 is opened on piston 5, and the right end of the guide pin 11 is inserted into guide groove 12.Certainly, the guiding
The position of pin 11 and guide groove 12 can be interchanged.
In the present embodiment, for the ease of assembling and making drive plate 3 smoothly to slide, the middle part periphery of the inner ring 1 is set
It is equipped with spline 13, the inner circumferential of the drive plate 3 is provided with the keyway being slidably matched with spline 13, realizes that drive plate 3 can be along interior
Circle 1 slides axially.
In the present embodiment, in order to reduce friction, improve the service life, the outer ring 2 passes through the first bearing 14 being set side by side
The right end periphery of inner ring 1 is mounted on second bearing 15, certain outer ring 2 can also be only mounted on inner ring 1 by a bearing.
Wherein, the inner ring right side of the first bearing 14 is positioned by the first wild card 16 being embedded on 1 right end periphery of inner ring, described
The outer ring right side of first bearing 14 be by first in 2 right end inner circumferential of outer ring block 17 positioning, the first bearing 14 it is interior
Ring left side and the inner ring right end of second bearing 15 lean, outer ring left side and the second bearing 15 of the first bearing 14
Outer ring right end leans, and the inner ring left side of the second bearing 15 is determined by 13 right side of spline on 1 middle part periphery of inner ring
Position, the outer ring left side of the second bearing 15 are positioned by the left end inward flange of outer ring 2.Certainly, 14 He of first bearing
The positioning method of second bearing 15 is not limited thereto.
In the present embodiment, in order to reduce friction, improve the service life, the piston 5 is mounted on transmission by 3rd bearing 18
On disk 3.Wherein, the inner ring right side of the 3rd bearing 18 is positioned by the step on drive plate 3, the 3rd bearing 18
Inner ring left side is positioned by the second wild card 19 being embedded on 3 left end periphery of drive plate, and the outer ring of the 3rd bearing 18 is right
End face is positioned by the inward flange of 5 right end of piston, and the outer ring left side of the 3rd bearing 18 is by being embedded in 5 inner circumferential of piston
Second in card 20 positioning.Certainly, the positioning method of the 3rd bearing 18 is not limited thereto.Above-mentioned cylinder body 6, cylinder cap 7
Cylinder is constituted with piston 5.
In the present embodiment, in order to reduce friction, improve the service life, the cylinder cap 7 is mounted on inner ring 1 by fourth bearing 21
Left end periphery.For retaining spring 4, baffle 22, the left side of the baffle 22 and fourth bearing are arranged on the inner ring 1
21 inner ring right side leans, and the left end of the spring 4 resists the right side of baffle 22, and it is fixed to offer on the drive plate 3
Position slot 23, the right part of the spring 4 are protruded into locating slot 23, and the right end of the spring 4 withstands the bottom of locating slot 23.In order to
It prevents dust from entering in cylinder body 6, dustproof cover 24, the right side of the dustproof cover 24 and the 4th axis is also arranged on the inner ring 1
It holds 21 inner ring left side to lean, the left side of the dustproof cover 24 is by being embedded outside the third on 1 left end periphery of inner ring
25 positioning of card.Wherein, the outer ring left side of the fourth bearing 21 is positioned by the inward flange of 7 left end of cylinder cap.Certainly, described
The positioning method of four bearings 21 is not limited thereto.Above-mentioned first bearing 14, second bearing 15,3rd bearing 18 and third axis
Holding 18 can be used rolling bearing.
The working principle of the present embodiment is as follows: under normal conditions, the external tooth 27 of drive plate 3 is under the elastic force effect of spring 4
It is meshed with the internal tooth 26 of internal gear 29, the power of inner ring 1 passes to outer ring 2 by drive plate 3 and internal gear 29 at this time, realizes
The engagement of clutch；When cylinder operation, i.e., compressed air is passed through to inlet channel 28 and piston 5 is pushed to be moved to the left, piston 5
Internal tooth 26 with nutating disk 3 leaves the internal tooth 26 of internal gear 29, and inner ring 1 dallies with nutating disk 3 at this time, and outer ring 2 is unpowered,
Realize the separation of clutch.
Please refer to Fig. 1~4, a kind of application method of closed type pneumatic clutch as described above, by closed type pneumatically from
Clutch is installed on the dynamical system (mainly engine section) and row of vehicle (such as sanitation cart, specific such as single-shot sweeper)
Between walking system, is exported by the dynamical system that closed type pneumatic clutch controls vehicle, specifically includes following mode:
(1) vehicle operation and power system operational (such as normal vehicle operation), the cylinder body 6 of closed type pneumatic clutch not into
Gas, closed type pneumatic clutch are in bonding state, i.e. the external tooth 27 of drive plate 3 is engaged with the internal tooth 26 of internal gear 29, at this time
Output torque；The mode (1) typically constitutes from for 3/5ths time, the service life that can be saved the energy, extend whole system；
(2) vehicle operation but dynamical system do not work (such as vehicle neutral position sliding), the cylinder body 6 of closed type pneumatic clutch into
Gas, closed type pneumatic clutch are in discrete state, i.e. the external tooth 27 of drive plate 3 is separated with the internal tooth 26 of internal gear 29, at this time
Not output torque；This mode (2) typically constitutes from for 1/5th time；
(3) vehicle does not work and dynamical system does not work (such as vehicle stall is parked), and the cylinder body 6 of closed type pneumatic clutch is not
Air inlet, closed type pneumatic clutch are in bonding state, i.e. the external tooth 27 of drive plate 3 is engaged with the internal tooth 26 of internal gear 29, but
Not output torque at this time；This mode (3) typically constitutes from for 1/5th time.
It should be noted that the nouns of locality such as above-mentioned "left", "right" are used for the purpose of facilitating the opposite position for describing each component
It sets, the position of each component can be changed accordingly to those skilled in the art, thus should not be understood as to this hair
Bright limitation.
The above, only presently preferred embodiments of the present invention not do limitation in any form to the present invention, any ripe
Those skilled in the art is known in every case without departing from the content of technical solution of the present invention, according to the technical essence of the invention to the above reality
It applies example and makes any simple modification, equivalent changes and modifications, be all covered by the present invention.
Claims (10)
1. a kind of closed type pneumatic clutch, it is characterised in that: including inner ring, outer ring, drive plate, spring, piston, cylinder body and cylinder
Lid, the outer ring is rotatably sleeved on the right end periphery of inner ring, internal gear, the biography is fixedly installed on the inside of the outer ring
Moving plate is slidably sleeved on the middle part periphery of inner ring, is provided with external tooth on the outside of the drive plate, the left end of the spring with
Inner ring is relatively fixed, and the right end of the spring withstands drive plate so that the internal tooth holding of its external tooth and internal gear is engaged, the work
Plug is rotatably sleeved on drive plate, and the lateral wall of the piston and the inner sidewall of cylinder body are slidably matched, the right side of the cylinder body
End, which is provided with, pushes inlet channel of the piston far from internal gear, the left part of the cylinder body and the fixed company of cylinder cap for air inlet
It connects, the cylinder cap is rotatably sleeved on the left end periphery of inner ring.
2. closed type pneumatic clutch according to claim 1, it is characterised in that: the piston is in three-level ladder barrel
The right end of shape, the piston protrudes into the left end of internal gear, and the left end lateral wall of the piston passes through the first sealing ring and cylinder body
Left end inner sidewall be slidably matched, the middle part lateral wall of the piston is slided by the right end inner sidewall of the second sealing ring and cylinder body
Cooperation, the middle part lateral wall of the piston are provided with the concave station rank positioned at the right side of the second sealing ring, the right end inside of the cylinder body
Wall is provided with the boss rank matched with concave station rank, and the outlet of the inlet channel is located at the first sealing ring and second towards piston
Step end face between sealing ring.
3. closed type pneumatic clutch according to claim 1, it is characterised in that: be provided between the piston and cylinder cap
Guiding mechanism, the guiding mechanism include the guide pin and guide groove being slidably matched, and piston is fixed in one end of the guide pin
With on any one of cylinder cap, the guide groove is opened on the other of piston and cylinder cap, the other end of the guide pin
It is inserted into guide groove.
4. closed type pneumatic clutch according to claim 1, it is characterised in that: the outer ring passes through the be set side by side
One bearing and second bearing are mounted on the right end periphery of inner ring.
5. closed type pneumatic clutch according to claim 1, it is characterised in that: the piston is installed by 3rd bearing
On drive plate.
6. closed type pneumatic clutch according to claim 1, it is characterised in that: the middle part periphery of the inner ring is provided with
Spline, the inner circumferential of the drive plate are provided with the keyway with spline slide cooperation.
7. closed type pneumatic clutch according to claim 1, it is characterised in that: the cylinder cap is installed by fourth bearing
In the left end periphery of inner ring.
8. closed type pneumatic clutch according to claim 7, it is characterised in that: be arranged with baffle, institute on the inner ring
The inner ring right side of the left side and fourth bearing of stating baffle leans, and the left end of the spring resists the right side of baffle, institute
It states and offers locating slot on drive plate, the right part of the spring is protruded into locating slot, and the right end of the spring withstands locating slot
Bottom.
9. closed type pneumatic clutch according to claim 7 or 8, it is characterised in that: be arranged on the inner ring dust-proof
Lid, the right side of the dustproof cover and the inner ring left side of fourth bearing lean.
10. a kind of application method of closed type pneumatic clutch as described in claim 1, which is characterized in that by closed type gas
Dynamic clutch is installed between the dynamical system of vehicle and running gear, and the power of vehicle is controlled by closed type pneumatic clutch
System output, specifically includes following mode:
(1) vehicle operation and power system operational, the cylinder body not air inlet of closed type pneumatic clutch, at closed type pneumatic clutch
In bonding state, the i.e. interior tooth engagement of the external tooth of drive plate and internal gear, output torque at this time；
(2) vehicle operation but dynamical system does not work, the cylinder body air inlet of closed type pneumatic clutch, at closed type pneumatic clutch
In discrete state, i.e. the external tooth of drive plate is separated with the internal tooth of internal gear, at this time not output torque；
(3) vehicle does not work and dynamical system does not work, the cylinder body not air inlet of closed type pneumatic clutch, closed type air clutch
Device is in bonding state, the i.e. interior tooth engagement of the external tooth of drive plate and internal gear, but not output torque at this time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910315601.4A CN110185715A (en) | 2019-04-19 | 2019-04-19 | A kind of closed type pneumatic clutch and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910315601.4A CN110185715A (en) | 2019-04-19 | 2019-04-19 | A kind of closed type pneumatic clutch and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110185715A true CN110185715A (en) | 2019-08-30 |
Family
ID=67714753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910315601.4A Pending CN110185715A (en) | 2019-04-19 | 2019-04-19 | A kind of closed type pneumatic clutch and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110185715A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2628798Y (en) * | 2002-05-15 | 2004-07-28 | 重庆大学 | Hydraulic automatic clutch for motorcycle |
| CN206626119U (en) * | 2017-03-08 | 2017-11-10 | 厦门仁工环保科技有限公司 | Pneumatic clutch |
| CN108916261A (en) * | 2018-07-16 | 2018-11-30 | 武汉理工大学 | A kind of castellated hydraulic clutch |
| CN109236887A (en) * | 2018-09-30 | 2019-01-18 | 厦门南超机械有限公司 | A kind of clutch |
-
2019
- 2019-04-19 CN CN201910315601.4A patent/CN110185715A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2628798Y (en) * | 2002-05-15 | 2004-07-28 | 重庆大学 | Hydraulic automatic clutch for motorcycle |
| CN206626119U (en) * | 2017-03-08 | 2017-11-10 | 厦门仁工环保科技有限公司 | Pneumatic clutch |
| CN108916261A (en) * | 2018-07-16 | 2018-11-30 | 武汉理工大学 | A kind of castellated hydraulic clutch |
| CN109236887A (en) * | 2018-09-30 | 2019-01-18 | 厦门南超机械有限公司 | A kind of clutch |
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Application publication date: 20190830 |