CN211951328U

CN211951328U - Dual mass flywheel and dual clutch assembly and connection structure thereof

Info

Publication number: CN211951328U
Application number: CN201921827744.5U
Authority: CN
Inventors: 杨明; 吴国民; 伍金水; 曾海伦
Original assignee: Cnc Driveline Technology Co ltd
Current assignee: Cnc Driveline Technology Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-11-17
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a dual mass flywheel and double clutch assembly and connection structure thereof, connection structure includes: the double-mass flywheel comprises a connecting disc, a plurality of clamping jaws and a plurality of clamping jaws, wherein the connecting disc is arranged on the double-mass flywheel, the outer edge of the connecting disc is annularly provided with the clamping jaws which are axially arranged along the connecting disc, and the clamping jaws are provided with limiting grooves or limiting convex parts; the middle disc of setting on the double clutch, the outward flange annular be equipped with a plurality of with the outer boss that the jack catch position is corresponding, be equipped with on the outer boss with spacing recess or spacing convex part mutually supporting counterpoint convex part or counterpoint recess, the jack catch is connected through the fastener along connection pad or the radial setting of interveterbral disc between the boss outward. The utility model discloses make connection pad on the dual mass flywheel and the intermediate disk direct zonulae occludens on the dry-type double clutch to eliminate axial and radial installation error that the engine brought with the derailleur installation, still utilized the flexible characteristics that dual mass flywheel itself had on the connection pad to reduce the vibration of engine transmission simultaneously.

Description

Dual mass flywheel and dual clutch assembly and connection structure thereof

Technical Field

The invention relates to the technical field of automobile parts, in particular to a dual-mass flywheel and dual-clutch assembly and a connecting structure thereof.

Background

The structure of the dual-mass flywheel and the dual-clutch is a structure often adopted in an automobile, but the existing automobile dry-type dual-clutch is difficult to install and inconvenient to use due to the structural relationship.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a connection structure for dual mass flywheel and double clutch eliminates axial and radial installation error that engine and derailleur installation brought, can consolidate dual mass flywheel and double clutch's relation of being connected, simple structure, and the location is accurate, and double clutch and dual mass flywheel are difficult to break away from each other.

The utility model discloses still provide a dual mass flywheel and double clutch assembly with above-mentioned connection structure.

According to the utility model discloses a connection structure of first aspect embodiment includes: the connecting disc is arranged on the dual-mass flywheel, and a plurality of clamping jaws axially arranged along the connecting disc are annularly arranged on the outer edge of the connecting disc; the middle disc is arranged on the double clutch, a plurality of outer bosses corresponding to the clamping jaws in position are annularly arranged on the outer edge of the middle disc, and the clamping jaws are connected with the outer bosses through fasteners arranged along the connecting disc or the middle disc in the radial direction.

According to the utility model discloses connection structure has following beneficial effect at least: the double-mass flywheel and the double clutches are connected through the connecting discs and the intermediate disc structure, axial and radial installation errors caused by an engine and a transmission are eliminated, a stable connection structure is added on the original connection structure by utilizing the matching relation of the clamping jaws and the outer bosses, huge torque transmitted between the double clutches by the double-mass flywheel is borne, and the torsion bearing limit of the connection structure is increased; the connecting disc and the intermediate disc are fixed by the radially arranged fasteners, so that the relative movement relationship between the clamping jaws and the bosses is blocked, and the torque bearing capacity is increased; the connecting disc and the intermediate disc are directly connected with each other, so that radial and axial installation errors caused by the installation of the engine and the transmission are eliminated.

According to the utility model discloses a some embodiments, the jack catch equipartition is arranged on the connection pad, outer boss equipartition is arranged on the intermediate disk, make each jack catch bear the same moment with outer boss structure, the atress is even.

According to the utility model discloses a few embodiments, outer boss is in through symmetrical arrangement's two rivet rigid couplings on the shell of double clutch, outer boss firm in connection, simple to operate.

According to some embodiments of the utility model, be equipped with spacing recess or spacing convex part on the jack catch, be equipped with on the outer boss with spacing recess or spacing convex part mutually supported counterpoint convex part or counterpoint recess adopt spacing convex part or spacing groove structure for the realization that the connection pad can be accurate quick and the counterpoint of intervalve, simple to operate is quick.

According to some embodiments of the utility model, be equipped with on the jack catch with the perpendicular kink of the outline looks block of outer boss, perpendicular kink and the outline phase-match block of outer boss increase the chucking effect of jack catch and outer boss.

According to some embodiments of the utility model, be equipped with spacing recess on the jack catch, be equipped with on the intervalve with spacing recess matched with counterpoint convex part, spacing recess is square perpendicular groove, the quick accurate counterpoint of connection pad and intervalve of being convenient for.

According to some embodiments of the utility model, be equipped with spacing convex part on the jack catch, be equipped with on the intervalve with spacing convex part matched with counterpoints the recess, the recess of counterpointing is square perpendicular groove, the quick accurate counterpoint of connection pad and intervalve of being convenient for.

According to the utility model discloses a some embodiments, the connection pad is flexible connection pad, utilizes the flexible characteristics that dual mass flywheel itself has on the connection pad to reduce the vibration of engine transmission.

According to the utility model discloses a some embodiments, the jack catch is equipped with threely and evenly sets up on the outward flange of connection pad, outer boss is equipped with threely and evenly sets up on the outward flange of intermediate disc, the mode that utilizes the triangle to set up improves connection structure stability.

According to the utility model discloses dual mass flywheel and double clutch assembly of second aspect embodiment, including dual mass flywheel and double clutch, connect through above-mentioned connection structure between dual mass flywheel and the double clutch.

According to the utility model discloses dual mass flywheel and double clutch assembly have following beneficial effect at least: the connecting structure eliminates radial and axial installation errors caused in the installation process of the engine and the transmission, and has the advantages of quick installation, convenient use and stable structure.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic overall structure diagram of a dual mass flywheel, a dual clutch and a connection structure according to an embodiment of the present invention;

FIG. 2 is a schematic view of the full cross-section of FIG. 1 taken along a certain axial section through the binding screw;

fig. 3 is an exploded view of the connection structure according to the embodiment of the present invention;

fig. 4 is a schematic overall structure diagram of a connection structure according to an embodiment of the present invention;

fig. 5 is another overall structural schematic diagram of the dual mass flywheel, the dual clutch and the connection structure according to the embodiment of the present invention;

fig. 6 is a partially enlarged schematic view of a portion a shown in fig. 5.

Reference numerals:

the dual mass flywheel 100, the dual clutch 200, the fastening bolt 300, the connecting disc 110, the clamping jaws 111, the limiting convex part 112, the vertical bending part 113, the limiting groove 114, the kidney-shaped hole 115, the middle disc 210, the outer boss 211, the alignment groove 212 and the counter bore 213

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, a dual mass flywheel and dual clutch assembly according to an embodiment of the present invention will be described.

As shown in fig. 1 and 2, the dual mass flywheel and dual clutch assembly includes a dual mass flywheel 100 and a dual clutch 200, and the dual mass flywheel 100 and the dual clutch 200 are connected by a connection structure as shown in fig. 1 to 4, and a connection structure of an embodiment of the present invention is described below.

As shown in fig. 1 to 4, the connecting structure applied between the dual mass flywheel 100 and the dual clutch 200 includes a connecting plate 110 and a middle plate 210, the connecting plate 110 is disposed on the dual mass flywheel 100, the middle plate 210 is disposed on the dual clutch 200, a plurality of claws 111 are disposed on an outer edge of the connecting plate 110 along an axial direction of the connecting plate 110, the connecting plate 110 is fixedly connected to the dual mass flywheel 100 by means of pins or bolts, a plurality of outer bosses 211 are disposed on an outer edge of the middle plate 210, the number of the outer bosses is the same as that of the claws 111, the outer bosses 211 are formed by integrally forming with the middle plate 210, the middle plate 210 is fixedly connected to a housing of the dual clutch 200, and the dual mass flywheel 100 is connected to the dual clutch 200 by the connecting plate 110 and the middle plate 210. Since the dual mass flywheel 100 transmits the engine torque, the engine torque is transmitted to the housing of the dual clutch 200 through the connecting plate 110 and the middle plate 210, and the torque transmission process is completed. The inner side of the jaw 111 is provided with an inward concave limiting groove 114 or an inward convex limiting convex part 112, the limiting groove 114 or the limiting convex part 112 is used for positioning and mounting with an outer boss 211, the outer boss 211 is provided with an outward convex alignment convex part or an inward concave alignment groove 212 along the outer side of the middle disc 210, the limiting groove 114 is matched with the alignment convex part, the limiting convex part 112 is matched with the alignment groove 212 and is used for alignment of the jaw 111 and the outer boss 211, and therefore accurate and quick connection and mounting processes of the dual-mass flywheel 100 and the dual clutch 200 are achieved. The clamping jaws 111 are connected with the outer bosses 211 through fasteners 300, the fasteners 300 are radially connected between the clamping jaws 111 and the outer bosses 211 in a penetrating mode along the connecting disc 110 or the middle disc 210 and can bear torque transmitted between the clamping jaws 111 and the outer bosses 211, and the positioning structures of the limiting grooves 114, the positioning convex parts or the positioning convex parts 112 and the positioning grooves 212 have certain capacity of preventing the clamping jaws 111 and the outer bosses 211 from moving relatively, so that the whole structure is more stable, the structural stability between the dual-mass flywheel 100 and the dual clutch 200 is improved, and the vibration problem caused by looseness of the dual clutch 200 in the transmission process is reduced. It should be noted that the dual clutch 200 used in the present embodiment is a dry dual clutch, and the connecting plate 110 is a flexible connecting plate.

Referring to fig. 2, the radially disposed fastener 300 is used to fixedly connect the jaw 111 and the outer boss 211, and is used as a matching fastener of the alignment structure formed by the positioning recess 114 and the alignment convex portion or the positioning convex portion 112 and the alignment recess 212, so that the alignment structure can bear the transmission torque of part of the fastener 300, and the whole connection structure is more stable and reliable. The fastener 300 may be a fastening screw, a fastening bolt, a pin, or the like.

Referring to fig. 3, in some embodiments of the present invention, the inner side of the clamping jaw 111 is provided with a position-limiting protrusion 112, the outer side of the outer boss 211 is provided with an alignment groove 212, the position-limiting protrusion 112 is matched with the alignment groove 212, so as to realize the accurate positioning process when the clamping jaw 111 and the outer boss 211 are installed.

Specifically, the fastening member 300 is connected to the limiting groove 114 or the limiting protrusion 112, that is, the fastening member 300 is directly connected to the alignment structures of the claw 111 and the outer boss 211 as a fastening member, so that the claw 111 is tightly connected to the outer boss 211, and the part of the alignment structure that receives the fastening member 300 can transmit torque, thereby prolonging the service life of the fastening member 300 and improving the stability of the connection structure.

Referring to fig. 5 and 6 together, in some embodiments of the present invention, the inner side of the claw 111 is provided with a position-limiting groove 114, the outer side of the outer boss 211 is provided with a position-aligning convex part, the position-limiting groove 114 matches with the position-aligning convex part, and the accurate positioning process of the claw 111 and the outer boss 211 during installation is realized. Spacing recess 114's both sides are equipped with and all are equipped with along the radial fastener 300 that sets up of connection pad 110 or well intervertebral disc 210, and fastener 300 is fastening bolt, for the above-mentioned convex part of counterpointing, has increased the fastening bolt of fastening usefulness, improves connection stability, can reach equally the utility model discloses a technological effect.

Specifically, the two sides of the jaw 111, which are opposite to the limiting groove 114, are provided with kidney-shaped holes 115, the two fasteners 300 are connected with the jaw 111 and the outer boss 211 through the kidney-shaped holes 115 in a penetrating manner, the kidney-shaped holes 115 facilitate the rapid installation process of the fasteners 300, and meanwhile, the width compensation function is achieved, and the penetrating position can be properly adjusted according to the interval between the connecting disc 110 and the intermediate disc 210.

Specifically, the clamping jaws 111 are uniformly distributed on the connecting disc 110, the outer bosses 211 are uniformly distributed on the middle disc 210, and the uniform distribution mode is reasonably designed, so that each group of clamping jaws 111 and each group of outer bosses 211 can uniformly share the transmission torque of the dual-mass flywheel 100, and the uneven stress of each group of clamping jaws 111 and each group of outer bosses 211 is avoided. The clamping jaws 111 and the outer bosses 211 are respectively provided with 3 clamping jaws, are arranged on the outer edges of the connecting disc 110 and the middle disc 210 in a regular triangle structure, and have structural stability. The number of the clamping jaws 111 and the number of the outer bosses 211 can be set to be 2, 4 or more, when the number of the clamping jaws 111 and the number of the outer bosses 211 are 2, the two clamping jaws 111 and the two bosses 211 are symmetrically arranged along the middle axis of the connecting discs and the middle discs, and the installation errors in the radial direction and the axial direction caused by an engine and a transmission are eliminated through the minimum number of alignment structure groups. When the number of the claws 111 and the outer bosses 211 is 4 or more, the connection between the connecting disc 110 and the intermediate disc 210 is more compact and firm with the increase of the number of the sets of the alignment structures, and the connection stability between the dual mass flywheel 100 and the dual clutch 200 is improved.

Preferably, the limiting groove 114 or the alignment groove 212 is a square vertical groove, and the matching limiting protrusion 112 or the alignment protrusion is a square bump, because the two sides of the square body are bent parts, the circumferential force between the connecting disc 110 and the middle disc 210 can be borne. In addition, spacing recess 114 or counterpoint recess 212 can also be the arc recess, the recess of arris type structure or other structures, can reach the technical effect of the utility model equally.

In some embodiments of the present invention, the top of the outer boss 211 is provided with two countersunk holes 213, the countersunk holes 213 are used for passing through rivets, and the outer shell of the dual clutch 200, i.e. the clutch cover, is connected with the outer boss 211 through the rivets, thereby fixedly connecting the middle plate 210 to the clutch cover. In addition, still can be connected through other fixed connection modes between intermediate disk 210 and the clutch lid, like bolt or pin joint, but make intermediate disk 210 and clutch lid fixed connection do through outer boss 211 and rivet the utility model discloses a one of the preferred embodiment, because outer boss 211 is with intermediate disk 210 integrated into one piece, through the mode of direct riveting outer boss 211 for outer boss 211 not only can regard as the fixed connection structure between double clutch 200 and dual mass flywheel 100, intermediate disk 210 has still had the effect as the initiative pressure disk with the clutch lid in the double clutch 200, and outer boss 211 is as the fixed connection structure between dual mass flywheel 100, clutch lid and intermediate disk 210 three, has strengthened the fixed connection relation between dual mass flywheel 100 and the clutch lid, simple structure, simple to operate and reasonable.

Spacing recess 114 in some embodiments of the present invention, the claw 111 is provided with a vertical bending portion 113 engaged with the outer contour of the outer boss 211, and the vertical bending portion 113 is used for cooperating with the alignment structure to realize a quick mounting process of the connection pad 110 and the intermediate pad 210.

In specific implementation, the outer boss 211 and the jaw 111 are matched in size and are locked and fixed by the fastener 300, so that the connecting disc 110 on the dual mass flywheel 100 is directly and tightly connected with the middle disc 210 on the dry-type dual clutch 200, axial and radial installation errors caused by installation of an engine and a transmission are eliminated, and meanwhile, the vibration transmitted by the engine is reduced by utilizing the flexibility of the dual mass flywheel 100 on the connecting disc 110.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A connecting structure for connecting a dual mass flywheel and a dual clutch, comprising:

the connecting disc (110) is arranged on the dual-mass flywheel (100), and a plurality of clamping jaws (111) arranged along the axial direction of the connecting disc (110) are annularly arranged on the outer edge of the connecting disc;

middle dish (210), set up on double clutch (200), the outward flange annular be equipped with a plurality of with outer boss (211) that jack catch (111) position is corresponding, be connected through fastener (300) along connection pad (110) or middle dish (210) radial setting between jack catch (111) and outer boss (211), outer boss (211) are in through symmetrical arrangement's two rivet rigid couplings on the shell of double clutch (200).

2. A coupling structure according to claim 1, wherein the jaws (111) are uniformly arranged on the coupling disc (110) and the outer bosses (211) are uniformly arranged on the intermediate disc (210).

3. A connecting structure as claimed in claim 1, wherein the jaw (111) is provided with a limiting groove (114) or a limiting protrusion (112), and the outer protrusion (211) is provided with an alignment protrusion or an alignment groove which is matched with the limiting groove (114) or the limiting protrusion (112).

4. A connecting structure according to claim 1, wherein the claw (111) is provided with a vertical bending portion (113) engaging with an outer contour of the outer boss (211).

5. A connecting structure as claimed in claim 1, wherein the claw (111) is provided with a limiting groove (114), the intermediate disc (210) is provided with an alignment convex part matched with the limiting groove (114), and the limiting groove (114) is a square vertical groove.

6. A connecting structure as claimed in claim 1, wherein the claw (111) is provided with a limit convex part (112), the intermediate disc (210) is provided with an alignment groove (212) matched with the limit convex part (112), and the alignment groove (212) is a square vertical groove.

7. A connection arrangement according to claim 1, characterised in that said connection disc (110) is a flexible connection disc.

8. A coupling structure according to claim 1, wherein the jaws (111) are provided with three and uniformly arranged on the outer edge of the coupling disc (110), and the outer bosses (211) are provided with three and uniformly arranged on the outer edge of the intermediate disc (210).

9. Dual mass flywheel and dual clutch assembly comprising a dual mass flywheel and a dual clutch, characterized in that the dual mass flywheel and the dual clutch are connected by a connecting structure according to any one of claims 1 to 8.