CN111594554A

CN111594554A - Hydraulic clutch

Info

Publication number: CN111594554A
Application number: CN202010470758.7A
Authority: CN
Inventors: 梁志明
Original assignee: Shanghai Reijay Hydraulic & Transmission Tech Co ltd
Current assignee: Shanghai Reijay Hydraulic & Transmission Tech Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-08-28

Abstract

The invention discloses a hydraulic clutch. Comprises a fixed cylinder body, a movable cylinder body is clamped and installed at one side edge part inside the fixed cylinder body, a gear sleeve is clamped and installed at one side edge part inside the movable cylinder body, the outside of the tooth sleeve is sleeved with a claw sleeve, the inside of the fixed cylinder body is embedded with an output shaft, the sliding block is sleeved and installed at the joint of the outer bottom end of the movable cylinder body and the outer part of the gear sleeve, a retainer ring is sleeved and mounted on one side of the outer part of the gear sleeve corresponding to the position of the sliding block, and a pressure spring is embedded and mounted at the edge of one side of the bottom end of the sliding block and the edge of the outer wall of the movable cylinder body at uniform intervals, so that when the load is increased, the iron base of the friction plate can slip instantly, so that the gear sleeve is rapidly meshed with the output shaft sleeve, the vehicle stops to remove oil pressure, the movable cylinder body and the gear sleeve are reset under the action of the pressure spring and the disc spring, thereby solved traditional clutch because of the unstability of friction disc performance, lead to the product to skid and burn out the problem.

Description

Hydraulic clutch

Technical Field

The invention relates to the technical field of clutches, in particular to a hydraulic clutch.

Background

The hydraulic clutch can automatically compensate the abrasion of the friction element depending on the stroke, is easy to realize serialization and standardization, and is widely applied to machine tools, engineering machinery and ships which require compact structure, frequent joint, high speed and remote control.

However, the existing hydraulic clutch has the problems that the product slips and burns out due to the unstable performance of the friction plate when in use, the transmission torque of the friction clutch is limited, and the mutual restriction of the outer diameter, the rotating speed and the rotational inertia is serious, so that the service life of the hydraulic clutch is short.

Disclosure of Invention

The invention aims to provide a hydraulic clutch, which aims to solve the problems that the existing hydraulic clutch proposed in the background art has the defects that the product slips and burns out due to the unstable performance of a friction plate when in use, the transmission torque of the friction clutch is limited, and the service life of the hydraulic clutch is short due to the serious mutual restriction of the outer diameter, the rotating speed and the rotational inertia of the friction clutch.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a hydraulic clutch, includes fixed cylinder body, the inside one side limit portion joint of fixed cylinder body installs movable cylinder body, the inside one side limit portion joint of movable cylinder body has the tooth cover, the tooth cover outside cup joints installs the claw cover, the inside embedding of fixed cylinder body installs the output shaft, the outside one side of output shaft with rotate through deep groove ball bearing between the fixed cylinder body inner wall and connect, activity cylinder body outer wall edge with tooth cover outer wall edge cup joints and installs thrust bearing, the outside bottom of activity cylinder body with tooth cover external connection department cup joints and installs the sliding block, the outside one side of tooth cover corresponds sliding block position department cup joints and installs the retaining ring, sliding block bottom one side edge with the pressure spring is installed in the even interval embedding of activity cylinder body outer wall edge.

Furthermore, coupling pieces are uniformly sleeved outside the gear sleeve, a friction plate iron base is sleeved between the two coupling pieces, and disc springs are uniformly embedded and mounted between the bottom ends of the two friction plate iron bases.

Furthermore, the outside bottom of tooth cover corresponds claw cover position department cup joints and installs the ejector pad, the outside cup joints of ejector pad installs the output axle sleeve, output axle sleeve inner wall with through the meshing of axle card between the output shaft outer wall and be connected.

Further, oil filler holes have all been seted up to fixed cylinder body external surface both sides, fixed cylinder body stainless steel composite material makes, just the fixed cylinder body inner and outer wall surface is polished smoothly.

Furthermore, the edge of the inner wall of the fixed cylinder body is sleeved with a sealing rubber gasket at the joint of the movable cylinder body.

Furthermore, the inner outer wall of the gear sleeve is connected with the edge of the inner wall of the output shaft sleeve through gear teeth in a meshed mode.

Compared with the prior art, the invention has the beneficial effects that:

the invention is provided with the fixed cylinder body, the movable cylinder body, the output shaft, the deep groove ball bearing and the sliding block, when hydraulic oil enters the fixed cylinder body, the movable cylinder body moves to one side to enable the friction plate to be combined in an iron base mode, through the connection between the driving end of the output shaft and the driven end of the output shaft sleeve, under the action of the elastic force of the pressure spring and the disc spring, the sliding block cannot move axially under relatively small hydraulic pressure, when the sliding block is contacted with the output shaft sleeve or the gear sleeve is meshed with the output shaft sleeve, if the sliding block is not meshed, when the load is increased, the iron base friction plate can instantly slip, the gear sleeve is rapidly meshed with the output shaft sleeve, the oil pressure is stopped, the movable cylinder body and the gear sleeve are reset under the action of the pressure spring and the disc spring, thereby solving the problems that the traditional clutch is burnt out due to the slipping of products and the unstable, the problem that the outer diameter, the rotating speed and the rotational inertia are seriously restricted mutually effectively prolongs the service life of the clutch, and simultaneously, under the same torque, the outer diameter is reduced by one fourth, so that the production cost of the product is reduced.

Drawings

FIG. 1 is a schematic structural diagram according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the internal section of the device in the embodiment of FIG. 1;

FIG. 3 is a schematic diagram of the construction of the ferrous mounting of the friction plate of the embodiment of FIG. 1;

FIG. 4 is a side view of the device of FIG. 1.

Reference numerals: 1. fixing the cylinder body; 2. a movable cylinder body; 3. a gear sleeve; 4. a claw sleeve; 5. an output shaft; 6. a deep groove ball bearing; 7. a thrust needle bearing; 8. a slider; 9. an output shaft sleeve; 10. a retainer ring; 11. a pressure spring; 12. a coupling piece; 13. the friction plate is iron-based; 14. a push block; 15. a disc spring; 16. and (4) shaft clamping.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Please refer to fig. 1-4 together, wherein, a hydraulic clutch, including the fixed cylinder body 1, the movable cylinder body 2 is installed to inside one side limit portion joint of the fixed cylinder body 1, the tooth cover 3 is installed to inside one side limit portion joint of the movable cylinder body 2, the claw cover 4 is installed to the outside cup joint of the tooth cover 3, the output shaft 5 is installed to the inside embedding of the fixed cylinder body 1, rotate through deep groove ball bearing 6 between the outside one side of output shaft 5 and the fixed cylinder body 1 inner wall and be connected, the outer wall edge of the movable cylinder body 2 cup joints with the outer wall edge of the tooth cover 3 and installs thrust needle bearing 7, the outside bottom of the movable cylinder body 2 cup joints with the outer junction of the tooth cover 3 and installs sliding block 8, the outside one side of the tooth cover 3 cup joints with the position of sliding block 8 and installs retaining.

Coupling plates 12 are uniformly sleeved and mounted on the outer portion of the tooth sleeve 3, friction plate iron bases 13 are sleeved and mounted between the two coupling plates 12, disc springs 15 are uniformly embedded and mounted between the bottom ends of the two friction plate iron bases 13, a push block 14 is sleeved and mounted at the position, corresponding to the claw sleeve 4, of the outer bottom end of the tooth sleeve 3, an output shaft sleeve 9 is sleeved and mounted on the outer portion of the push block 14, the inner wall of the output shaft sleeve 9 is meshed and connected with the outer wall of the output shaft 5 through a shaft clamp 16, the inner outer wall of the tooth sleeve 3 is meshed and connected with the, when the internal load of the device is increased, the gear sleeve 3 and the output shaft sleeve 9 can be rapidly meshed through instantaneous slipping of the iron base 13 of the friction plate, the oil pressure is removed when the device is stopped, the movable cylinder body 2 returns to the original position under the action of restoring force of the pressure spring 11 and the disc spring 15, the clutch is prevented from slipping and burning, and the service life of the clutch is greatly prolonged.

Oil filler point has all been seted up to 1 outside surface both sides of fixed cylinder body, and 1 stainless steel composite material of fixed cylinder body makes, and the smooth surface of the 1 inside and outside wall of fixed cylinder body is polished, can inject hydraulic oil to 1 inside fixed cylinder body through the oil filler point, can provide original power for the work of clutch through hydraulic oil.

In order to increase compactness and the fastness of being connected between 1 inner wall edge of fixed cylinder body and the 2 outer wall edges of activity cylinder body, avoid activity cylinder body 2 after long-time the use, the skew takes place for the position, influences the normal use of clutch, and 1 inner wall edge of fixed cylinder body cup joints with 2 junctions of activity cylinder body and installs the sealing rubber packing ring.

In conclusion, when the hydraulic clutch provided by the invention works, when hydraulic oil enters the fixed cylinder 1, the movable cylinder 2 moves to one side to enable the friction plate iron base 13 to be combined, through the joint between the driving end of the output shaft 5 and the driven end of the output shaft sleeve 9, under the action of the elastic force of the pressure spring 11 and the disc spring 15, the sliding block 8 cannot move axially under relatively small hydraulic pressure, when the sliding block 8 contacts the output shaft sleeve 9 or the gear sleeve 3 is meshed with the output shaft sleeve 9, if the sliding block is not meshed, when the load is increased, the friction plate iron base 13 can instantly slip, the gear sleeve 3 is rapidly meshed with the output shaft sleeve 9, the vehicle stops to remove the oil pressure, the movable cylinder 2 and the gear sleeve 3 reset under the action of the pressure spring 11 and the disc spring 15, and therefore, the problem that the traditional clutch is burnt out due to slipping of friction plate performance is solved, and the friction clutch has the problems of limited transmission torque and serious mutual restriction of outer diameter, rotating speed and rotational inertia, effectively prolongs the working service life of the clutch, and simultaneously reduces the outer diameter by one fourth under the same torque, thereby reducing the production cost of products.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hydraulic clutch comprises a fixed cylinder body (1) and is characterized in that a movable cylinder body (2) is installed on one side edge portion inside the fixed cylinder body (1) in a clamped mode, a gear sleeve (3) is installed on one side edge portion inside the movable cylinder body (2) in a clamped mode, a claw sleeve (4) is installed on the outer portion of the gear sleeve (3) in a sleeved mode, an output shaft (5) is installed inside the fixed cylinder body (1) in an embedded mode, one side of the outer portion of the output shaft (5) is rotatably connected with the inner wall of the fixed cylinder body (1) through a deep groove ball bearing (6), a thrust needle roller bearing (7) is installed on the edge of the outer wall of the movable cylinder body (2) in a sleeved mode and is installed on the edge of the outer wall of the gear sleeve (3), a sliding block (8) is installed at the position, corresponding to the position of the sliding block (8), of the outer, the edge of one side of the bottom end of the sliding block (8) and the edge of the outer wall of the movable cylinder body (2) are embedded with pressure springs (11) at even intervals.

2. The hydraulic clutch according to claim 1, characterized in that coupling plates (12) are uniformly sleeved outside the gear sleeve (3), a friction plate iron base (13) is sleeved between the two coupling plates (12), and a disc spring (15) is uniformly embedded and mounted between the bottom ends of the two friction plate iron bases (13).

3. The hydraulic clutch according to claim 1, characterized in that a push block (14) is sleeved at the position of the outer bottom end of the gear sleeve (3) corresponding to the claw sleeve (4), an output shaft sleeve (9) is sleeved outside the push block (14), and the inner wall of the output shaft sleeve (9) is meshed with the outer wall of the output shaft (5) through a shaft clamp (16).

4. The hydraulic clutch according to claim 3, wherein oil injection holes are formed in both sides of the outer surface of the fixed cylinder (1), the fixed cylinder (1) is made of stainless steel composite materials, and the inner wall surface and the outer wall surface of the fixed cylinder (1) are polished smooth.

5. The hydraulic clutch as claimed in claim 4, wherein a sealing rubber gasket is sleeved at the joint of the edge of the inner wall of the fixed cylinder body (1) and the movable cylinder body (2).

6. A hydraulic clutch according to claim 5, characterized in that the inner and outer walls of the toothed sleeve (3) are connected with the inner wall of the output shaft sleeve (9) by means of tooth engagement.