CN212297336U

CN212297336U - Double-input-shaft electromagnetic parallel type double clutch

Info

Publication number: CN212297336U
Application number: CN202021836850.2U
Authority: CN
Inventors: 冯家任; 田立红; 冯海曦
Original assignee: BEIJING MINGZHENG WEIYUAN MOTOR TECH Ltd
Current assignee: BEIJING MINGZHENG WEIYUAN MOTOR TECH Ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-01-05
Anticipated expiration: 2030-08-28

Abstract

The invention discloses a double-input-shaft electromagnetic parallel type double clutch which comprises a first driving shaft, a first flywheel, a first armature, a first bearing, a driven shaft, a second driving shaft, a left half part of a second flywheel, a right half part of the second flywheel, a second armature, a second bearing, a first clutch single-chip driven disc, a second clutch single-chip driven disc, a magnet yoke, a coil, a first spring, a first pin, a second spring, a second pin and a third bearing.

Description

Double-input-shaft electromagnetic parallel type double clutch

Technical Field

The utility model relates to a double clutch, in particular to double input axle electromagnetism side by side double clutch.

Background

Conventional power plants such as electric motors, internal combustion engines, etc. basically transmit torque and rotational speed to the load side at a single output. Accordingly, the conventional clutch also uses a single output shaft of the power plant as a single input shaft of the single clutch. The single clutch is input by using a single output shaft of the power equipment as a driving shaft, and is separated from or combined with a driven shaft of the load-side equipment. The invention provides a technical scheme of a double-input-shaft single-output-shaft electromagnetic type double clutch, and particularly relates to a concentric nested double-input-shaft single-output-shaft electromagnetic type double clutch. When the power equipment provides double-power output by using the concentric nested double-output shafts, the double clutch separates or combines the double-input shafts of the power equipment with the single driven shaft, and can separate or combine any one driving shaft in the double-input shafts with the single driven shaft. The technical scheme of the double clutch has the characteristics that the single magnetic yoke and the two driven discs are combined, the magnetic yoke can axially move, the double clutch is compact in size, low in cost and convenient to use, is particularly used in the fields of electric automobiles, ships, spaceflight, machine tools and the like, and provides a novel electromagnetic double clutch for equipment on a load side, such as a speed reducer and the like, which can selectively receive double power of double output shafts.

Disclosure of Invention

The invention provides a double-input-shaft electromagnetic parallel type double clutch, which solves the problem of power transmission of multiple modes of a motor and other concentric nested double-output single-driven shafts of axial load side equipment, and adopts the following technical scheme:

a double-input-shaft electromagnetic parallel type double clutch comprises a first driving shaft, a first flywheel, a first armature, a first bearing, a driven shaft, a second driving shaft, a left half part of a second flywheel, a right half part of the second flywheel, a second armature, a second bearing, a first clutch single-sheet driven disc, a second clutch single-sheet driven disc, a magnet yoke, a coil, a first spring, a first pin, a second spring, a second pin and a third bearing; the first driving shaft and the first flywheel are installed in an inserting mode and are fastened by a circle of countersunk head screws I in the radial direction, an outer ring of the first bearing is arranged in the first flywheel, an inner ring of the first bearing is arranged on the driven shaft, the first armature is fixed on the first flywheel by a first screw, the second driving shaft is in a sleeve shape and is sleeved outside the first driving shaft, the second driving shaft and the left half part of the second flywheel adopt an inserting installation mode, a circle of countersunk head screws II are used for fastening in the radial direction, the left half part and the right half part of the second flywheel adopt a splicing installation mode, a circle of countersunk head screws III is used for fastening in the radial direction, the outer ring of the bearing II is installed on the right half part of the second flywheel, the inner ring of the second bearing is arranged on the driven shaft, and the second armature is fixed on the inner side of the right half part of the second flywheel through a second screw; the first clutch single-chip driven disc comprises a first driven plate, a first damper, a first driven disc hub, a first driven disc fastening screw and a first driven disc positioning pin, wherein the first driven plate, the first driven disc hub and the first damper are fixedly connected through the first driven disc fastening screw and the first driven disc positioning pin; the second clutch single-sheet driven disc comprises a second driven plate, a second damper, a second driven disc hub, a second driven disc fastening screw and a second driven disc positioning pin, the second driven plate, the second driven disc hub and the second damper are fixedly connected through the second driven disc fastening screw and the second driven disc positioning pin, the second driven disc hub is mounted on the driven shaft through a spline structure, the second driven plate is clamped between the second armature and the magnetic yoke, the magnetic yoke is located between the first clutch single-sheet driven disc and the second clutch single-sheet driven disc, the coil is embedded in the magnetic yoke, a circle of blind hole is formed in the left end face of the magnetic yoke, the first spring is placed in the blind hole, then the first pin is placed, and the first pin penetrates through the first driven plate of the first clutch single-sheet driven disc to abut against the first armature, a circle of blind holes are formed in the end face of the right side of the magnetic yoke, the second spring is placed in each blind hole, the second pin penetrates through the second driven plate of the single-plate driven disc of the second clutch to prop against the second armature, the magnetic yoke is installed on the outer ring of the third bearing, the inner ring of the third bearing is fixed on the driven shaft, the outer ring of the third bearing can axially float relative to the inner ring, a first sliding ring and a second sliding ring are installed on the inner ring of the magnetic yoke, a third sliding ring is installed in the middle of the driven shaft between the first driven disc hub and the third bearing, and a fourth sliding ring is installed in the middle of the driven shaft between the second driven disc hub and the third bearing; when the current received by the coil is in a positive direction, attraction force exists between the magnetic yoke and the first armature, no attraction force exists between the magnetic yoke and the second armature, but the second spring has repulsion force, the magnetic yoke is attached to the first clutch single-piece driven disc and the first armature, the first driving shaft transmits power to the first driven plate on the first clutch single-piece driven disc through the first flywheel and the first armature, the first driven plate and the first driven disc hub transmit power to the driven shaft, the driven shaft obtains the power of the first driving shaft and transmits the power to load-side equipment, and the first spring on the left side in the magnetic yoke is in a squeezed state; when the current received by the coil is negative, attraction force exists between the magnetic yoke and the second armature, no attraction force exists between the magnetic yoke and the first armature, but the first spring has repulsion force, the magnetic yoke is attracted with the second clutch single-piece driven disc and the second armature, the second driving shaft transmits power to the second driven plate on the second clutch single-piece driven disc through the left half part of the second flywheel, the right half part of the second flywheel and the second armature, the second driven plate and the second driven disc hub transmit power to the driven shaft, the driven shaft obtains the power of the second driving shaft and then transmits the power to load-side equipment, and the second spring on the right side in the magnetic yoke is in a squeezed state; when the coil is powered off, attraction force does not exist between the magnetic yoke and the first armature and the second armature, when current received by the coil before power off is positive, the first spring on the left side in the magnetic yoke rebounds from a squeezed state to a normal state, elastic force generated by the first spring pushes the magnetic yoke to reset, when current received by the coil before power off is negative, the second spring on the right side in the magnetic yoke rebounds from the squeezed state to the normal state, elastic force generated by the second spring pushes the magnetic yoke to reset, the first driven plate of the first clutch single-plate driven disc does not have attraction force from the magnetic yoke and the first armature to jointly act, the power of the first flywheel is not transmitted, the power of the first driving shaft cannot be transmitted to the driven shaft, and the second driven plate of the second clutch single-plate does not have attraction force from the magnetic yoke and the second armature to jointly act, and the power of the left half part of the second flywheel and the power of the right half part of the second flywheel are not transmitted any more, the power of the second driving shaft cannot be transmitted to the driven shaft, and the driven shaft does not receive any power at the moment.

The driven shaft center has the through-hole to provide the passageway for the circuit.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a cross-sectional view of a dual input shaft electromagnetic side-by-side dual clutch according to an embodiment of the present invention

In the drawings, the reference numerals represent the following list of components:

11 a first driving shaft, 12 a first flywheel, 13 a first armature, 14 a first bearing, 15 a driven shaft, 16 a second driving shaft, 17 a second flywheel left half, 18 a second flywheel right half, 19 a second armature, 20 a second bearing, 21 a first clutch one-piece driven disc, 22 a second clutch one-piece driven disc, 23 a magnetic yoke, 24 a coil, 25 a first spring, 26 a first pin, 27 a second spring, 28 a pin, 29 a third bearing, 30 a first driven plate, 31 a first damper, 32 a first driven plate hub, 33 a first driven plate fastening screw, 34 a first driven plate positioning pin, 35 a second driven plate, 36 a second damper, 37 a second driven plate hub, 38 a second driven plate fastening screw, 39 a second driven plate positioning pin, 40 a first countersunk head screw, 41 a second countersunk head screw, 42 a third countersunk head screw, 43 a first screw, 44 a second screw, 45 a first sliding ring, 46 a second sliding ring, 47 a third sliding ring, and 48 a fourth sliding ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1, an embodiment of the present invention provides a dual-input-shaft electromagnetic parallel dual clutch, where the dual clutch includes a first driving shaft 11, a first flywheel 12, a first armature 13, a first bearing 14, a driven shaft 15, a second driving shaft 16, a left second flywheel half 17, a right second flywheel half 18, a second armature 19, a second bearing 20, a first clutch single-plate driven disc 21, a second clutch single-plate driven disc 22, a yoke 23, a coil 24, a first spring 25, a first pin 26, a second spring 27, a second pin 28, and a third bearing 29; the first driving shaft 11 and the first flywheel 12 adopt a plug-in mounting mode, and are fastened by a circle of countersunk head screws 40 in the radial direction, the outer ring of a first bearing 14 is mounted in the first flywheel 12, the inner ring of the first bearing 14 is mounted on the driven shaft 15, the first armature 13 is fixed by a first screw 43 on the first flywheel 12, the second driving shaft 16 is in a sleeve shape and is sleeved outside the first driving shaft 11, the second driving shaft 16 and the left half part 17 of the second flywheel adopt a plug-in mounting mode, and are fastened by a circle of countersunk head screws two 41 in the radial direction, the left half part 17 of the second flywheel and the right half part 18 of the second flywheel adopt a plug-in mounting mode, and are fastened by a circle of countersunk head screws three 42 in the radial direction, the outer ring of the second bearing 20 is mounted on the driven shaft 15 by the right half part 18 of the second flywheel, and the inner ring of the second bearing 20 is mounted on the driven shaft 15, the second armature 19 is fixed on the inner side of the second flywheel right half part 18 by a second screw 44; the first clutch single-plate driven disc 21 comprises a first driven plate 30, a first damper 31, a first driven disc hub 32, a first driven disc fastening screw 33 and a first driven disc positioning pin 34, wherein the first driven plate 30, the first driven disc hub 32 and the first damper 31 are fixedly connected through the first driven disc fastening screw 33 and the first driven disc positioning pin 34, the first driven disc hub 32 is mounted on the driven shaft 15 through a spline structure, and the first driven plate 30 is clamped between the first armature 13 and the magnetic yoke 23; the second clutch single-plate driven disc 22 comprises a second driven plate 35, a second damper 36, a second driven disc hub 37, a second driven disc fastening screw 38 and a second driven disc positioning pin 39, the second driven plate 35, the second driven disc hub 37 and the second damper 36 are fixedly connected through the second driven disc fastening screw 38 and the second driven disc positioning pin 39, the second driven disc hub 37 is mounted on the driven shaft 15 through a spline structure, the second driven plate 35 is clamped between the second armature 19 and the yoke 23, the yoke 23 is positioned between the first clutch single-plate driven disc 21 and the second clutch single-plate driven disc 22, the coil 24 is embedded in the yoke 23, a circle of blind holes are formed in the left end face of the yoke 23, the first spring 25 is placed in the blind holes, the first pin 26 is placed in the blind holes, and the first pin 26 penetrates through the first driven plate 30 of the first clutch single-plate driven disc 21 to press against the first armature 13, a circle of blind holes are formed in the right end face of the yoke 23, the second spring 27 is placed in the blind holes, then the second pin 28 is placed in the blind holes, the second pin 28 penetrates through the second driven plate 35 of the second clutch single-piece driven disc 22 to abut against the second armature 19, the yoke 23 is installed on the outer ring of the third bearing 29, the inner ring of the third bearing 29 is fixed on the driven shaft 15, the outer ring of the third bearing 29 can axially float relative to the inner ring, a first slip ring 45 and a second slip ring 46 are installed on the inner ring of the yoke 23, a third slip ring 47 is installed at the middle position of the driven shaft 15 between the first driven disc hub 32 and the third bearing 29, and a fourth slip ring 48 is installed at the middle position of the driven shaft 15 between the second driven disc hub 37 and the third bearing 29; when the current received by the coil 24 is positive, the yoke 23 and the first armature 13 have attraction force, the yoke 23 and the second armature 19 have no attraction force but the second spring has repulsion force, the yoke 23 is attached to the first clutch single-plate driven plate 21 and the first armature 13, the first driving shaft 11 transmits power to the first driven plate 30 on the first clutch single-plate driven plate 21 through the first flywheel 12 and the first armature 13, the first driven plate 30 and the first driven plate hub 32 transmit power to the driven shaft 15, the driven shaft 15 obtains the power of the first driving shaft 11 and transmits the power to a load-side device, and the first spring 25 on the left side in the yoke 23 is in a compressed state; when the current received by the coil 24 is negative, an attraction force exists between the yoke 23 and the second armature 19, no attraction force exists between the yoke 23 and the first armature 13 but the first spring has a repulsion force, the yoke 23 is attracted with the second clutch single-piece driven plate 22 and the second armature 19, the second driving shaft 16 transmits power to the driven plate two 35 on the second clutch single-piece driven plate 22 through the second flywheel left half part 17, the second flywheel right half part 18 and the second armature 19, the driven plate two 35 and the driven plate hub two 37 transmit power to the driven shaft 15, the driven shaft 15 obtains the power of the second driving shaft 16 and then transmits the power to a load-side device, and the spring two 27 on the right side in the yoke 23 is in a squeezed state; when the coil 24 is de-energized, there is no attraction force between the yoke 23 and the first armature 13 and the second armature 19, when the current received by the coil 24 before de-energizing is positive, the spring one 25 on the left side in the yoke 23 rebounds from the squeezed state to the normal state, the elastic force generated by the spring one 25 pushes the yoke 23 to reset, when the current received by the coil 24 before de-energizing is negative, the spring two 27 on the right side in the yoke 23 rebounds from the squeezed state to the normal state, the elastic force generated by the spring two 27 pushes the yoke 23 to reset, the driven plate one 30 of the first clutch single plate driven disc 21 has no attraction force from the yoke 23 and the first armature 13, no longer transmits the power of the first flywheel 12, and the power of the first driving shaft 11 cannot be transmitted to the driven shaft 15, the second driven plate 35 of the second clutch single-plate driven disc 22 does not have the attraction force from the magnetic yoke 23 and the second armature 19, the power of the second flywheel left half portion 17 and the power of the second flywheel right half portion 18 are not transmitted, the power of the second driving shaft 16 cannot be transmitted to the driven shaft 15, and the driven shaft 15 does not receive any power.

The driven shaft 15 is provided with a through hole in the center thereof for providing a passage for a line.

The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A double-input-shaft electromagnetic parallel type double clutch is characterized in that the double clutch comprises a first driving shaft, a first flywheel, a first armature, a first bearing, a driven shaft, a second driving shaft, a left half part of a second flywheel, a right half part of the second flywheel, a second armature, a second bearing, a first clutch single-sheet driven disc, a second clutch single-sheet driven disc, a magnet yoke, a coil, a first spring, a first pin, a second spring, a second pin and a third bearing; the first driving shaft and the first flywheel are installed in an inserting mode and are fastened by a circle of countersunk head screws I in the radial direction, an outer ring of the first bearing is arranged in the first flywheel, an inner ring of the first bearing is arranged on the driven shaft, the first armature is fixed on the first flywheel by a first screw, the second driving shaft is in a sleeve shape and is sleeved outside the first driving shaft, the second driving shaft and the left half part of the second flywheel adopt an inserting installation mode, a circle of countersunk head screws II are used for fastening in the radial direction, the left half part and the right half part of the second flywheel adopt a splicing installation mode, a circle of countersunk head screws III is used for fastening in the radial direction, the outer ring of the bearing II is installed on the right half part of the second flywheel, the inner ring of the second bearing is arranged on the driven shaft, and the second armature is fixed on the inner side of the right half part of the second flywheel through a second screw; the first clutch single-chip driven disc comprises a first driven plate, a first damper, a first driven disc hub, a first driven disc fastening screw and a first driven disc positioning pin, wherein the first driven plate, the first driven disc hub and the first damper are fixedly connected through the first driven disc fastening screw and the first driven disc positioning pin; the second clutch single-sheet driven disc comprises a second driven plate, a second damper, a second driven disc hub, a second driven disc fastening screw and a second driven disc positioning pin, the second driven plate, the second driven disc hub and the second damper are fixedly connected through the second driven disc fastening screw and the second driven disc positioning pin, the second driven disc hub is mounted on the driven shaft through a spline structure, the second driven plate is clamped between the second armature and the magnetic yoke, the magnetic yoke is located between the first clutch single-sheet driven disc and the second clutch single-sheet driven disc, the coil is embedded in the magnetic yoke, a circle of blind hole is formed in the left end face of the magnetic yoke, the first spring is placed in the blind hole, then the first pin is placed, and the first pin penetrates through the first driven plate of the first clutch single-sheet driven disc to abut against the first armature, a circle of blind holes are formed in the end face of the right side of the magnetic yoke, the second spring is placed in each blind hole, the second pin penetrates through the second driven plate of the single-plate driven disc of the second clutch to prop against the second armature, the magnetic yoke is installed on the outer ring of the third bearing, the inner ring of the third bearing is fixed on the driven shaft, the outer ring of the third bearing can axially float relative to the inner ring, a first sliding ring and a second sliding ring are installed on the inner ring of the magnetic yoke, a third sliding ring is installed in the middle of the driven shaft between the first driven disc hub and the third bearing, and a fourth sliding ring is installed in the middle of the driven shaft between the second driven disc hub and the third bearing; when the current received by the coil is in a positive direction, attraction force exists between the magnetic yoke and the first armature, no attraction force exists between the magnetic yoke and the second armature, but the second spring has repulsion force, the magnetic yoke is attached to the first clutch single-piece driven disc and the first armature, the first driving shaft transmits power to the first driven plate on the first clutch single-piece driven disc through the first flywheel and the first armature, the first driven plate and the first driven disc hub transmit power to the driven shaft, the driven shaft obtains the power of the first driving shaft and transmits the power to load-side equipment, and the first spring on the left side in the magnetic yoke is in a squeezed state; when the current received by the coil is negative, attraction force exists between the magnetic yoke and the second armature, no attraction force exists between the magnetic yoke and the first armature, but the first spring has repulsion force, the magnetic yoke is attracted with the second clutch single-piece driven disc and the second armature, the second driving shaft transmits power to the second driven plate on the second clutch single-piece driven disc through the left half part of the second flywheel, the right half part of the second flywheel and the second armature, the second driven plate and the second driven disc hub transmit power to the driven shaft, the driven shaft obtains the power of the second driving shaft and then transmits the power to load-side equipment, and the second spring on the right side in the magnetic yoke is in a squeezed state; when the coil is powered off, attraction force does not exist between the magnetic yoke and the first armature and the second armature, when current received by the coil before power off is positive, the first spring on the left side in the magnetic yoke rebounds from a squeezed state to a normal state, elastic force generated by the first spring pushes the magnetic yoke to reset, when current received by the coil before power off is negative, the second spring on the right side in the magnetic yoke rebounds from the squeezed state to the normal state, elastic force generated by the second spring pushes the magnetic yoke to reset, the first driven plate of the first clutch single-plate driven disc does not have attraction force from the magnetic yoke and the first armature to jointly act, the power of the first flywheel is not transmitted, the power of the first driving shaft cannot be transmitted to the driven shaft, and the second driven plate of the second clutch single-plate does not have attraction force from the magnetic yoke and the second armature to jointly act, and the power of the left half part of the second flywheel and the power of the right half part of the second flywheel are not transmitted any more, the power of the second driving shaft cannot be transmitted to the driven shaft, and the driven shaft does not receive any power at the moment.

2. The dual-input-shaft electromagnetic parallel type dual clutch as claimed in claim 1, wherein a through hole is formed in the center of the driven shaft to provide a passage for a line.

3. A dual input shaft electromagnetic paralleling dual clutch as defined in claim 1 wherein said first clutch single plate driven discs are replaced with two-plate driven discs or multiple-plate driven discs.

4. A dual input shaft electromagnetic paralleling dual clutch as defined in claim 1 wherein said second clutch single plate driven discs are replaced with two-plate driven discs or multiple-plate driven discs.