CN117072636A - Long-stroke torsional vibration damper - Google Patents

Long-stroke torsional vibration damper Download PDF

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Publication number
CN117072636A
CN117072636A CN202210506192.8A CN202210506192A CN117072636A CN 117072636 A CN117072636 A CN 117072636A CN 202210506192 A CN202210506192 A CN 202210506192A CN 117072636 A CN117072636 A CN 117072636A
Authority
CN
China
Prior art keywords
spring seat
springs
retainer
spring
circumference
Prior art date
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.)
Pending
Application number
CN202210506192.8A
Other languages
Chinese (zh)
Inventor
丁世浩
钱啟德
张超
苏周鹏
张溥
冯涛
王文静
侯朋朋
吴鹏兴
李泽聪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shaanxi Aero Space Power Hi Tech Co Ltd
Original Assignee
Shaanxi Aero Space Power Hi Tech Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shaanxi Aero Space Power Hi Tech Co Ltd filed Critical Shaanxi Aero Space Power Hi Tech Co Ltd
Priority to CN202210506192.8A priority Critical patent/CN117072636A/en
Publication of CN117072636A publication Critical patent/CN117072636A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F16H—GEARING
    • F16H41/00—Rotary fluid gearing of the hydrokinetic type
    • F16H41/24—Details
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • 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
    • F16H—GEARING
    • F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

The invention relates to an automobile hydraulic torque converter, in particular to a long-stroke torsion damper of an automobile hydraulic torque converter, which is used for solving the defects that the torsion damper of the existing hydraulic torque converter is overlapped in torque after spring compression, but torsion angles cannot be overlapped, so that the damping effect is limited. The long-stroke torsional vibration damper simplifies the outer circumferential structures of the driven plate and the retainer of the conventional torsional vibration damper, and an outer spring, a spring seat and an outer retainer are added.

Description

Long-stroke torsional vibration damper
Technical Field
The invention relates to an automobile hydraulic torque converter, in particular to a long-stroke torsion damper of the automobile hydraulic torque converter.
Background
In the prior art, a torsion damper structure of a conventional hydraulic torque converter is shown in fig. 1 and 2, and comprises a driven plate 01, a retainer 02, eight large springs 03 and four small springs 04; wherein, the driven plate 01 and the retainer 02 form an installation space of the big spring 03 and the small spring 04 after being assembled. Eight driving claws 06 are uniformly arranged on the outer edge of the retainer 02 along the circumferential direction, and a large spring 03 is arranged between two adjacent driving claws 06; four windows are uniformly arranged in the retainer 02 along the circumference, and a large flanging and a small flanging are arranged on the windows; four small springs 04 are clamped in four windows. During operation, the driving plate of the turbine rotates, and vibration reduction is achieved by compressing the large spring 03.
In the structure, the driven plate 01 is connected with the retainer 02 by adopting the rivet 05, the large spring 03 and the small spring 04 are fixed on the retainer 02 and are in parallel connection, and the disadvantage of the structure is that the torques of the large spring 03 and the small spring 04 are overlapped after being compressed, but the angles of the large spring 03 and the small spring 04 are not overlapped, so that the vibration reduction effect is limited.
Disclosure of Invention
The invention aims to solve the defect that the vibration damping effect is limited because the torsion angles of the torsion damper of the existing hydraulic torque converter are not overlapped after the compression of the springs, and provides a long-stroke torsion damper.
In order to solve the defects existing in the prior art, the invention provides the following technical solutions:
a long-stroke torsional vibration damper is characterized in that: the device comprises M large springs, N small springs, L outer springs, and a driven plate, an inner retainer, a spring seat and an outer retainer which are coaxially and sequentially assembled; m, L are positive integers not less than 2, and N is an integer not less than 0;
n windows are uniformly distributed on the circumference of the inner retainer, and each window is provided with a large flanging and a small flanging; m first driving claws are uniformly distributed on the outer circumference of the inner retainer;
the outer circumference of the spring seat is provided with a first spring seat flanging with an opening facing the inner retainer, and L third driving claws and M fourth driving claws are uniformly distributed on the circumference of the outer circumference of the spring seat;
the outer retainer is fixedly connected with an outer ring of the turbine;
the N small springs are respectively clamped in the N windows, a second driving claw is arranged between every two adjacent small springs, and the second driving claw is arranged on the spring seat or the turbine;
the M large springs are respectively arranged between the flanging of the first spring seat and the driven plate, and one first driving claw and one fourth driving claw are arranged between two adjacent large springs;
the L outer springs are arranged between the outer retainer and the spring seat, and one third driving claw is arranged between two adjacent outer springs.
Further, the second driving claws are circumferentially and uniformly distributed on the inner circumference of the spring seat.
Further, the second driving claws are circumferentially and uniformly distributed on the turbine.
Further, an outer retainer flange with an opening facing the spring seat is arranged on the outer circumference of the outer retainer, and the L outer springs are arranged between the outer retainer flange and the spring seat.
Further, the outer circumference of the outer retainer is provided with an outer retainer flanging with an opening facing the spring seat, the outer circumference of the spring seat is provided with at least L second spring seat flanging with openings facing away from the inner retainer, the L outer springs are arranged in an installation space formed by at least L second spring seat flanging, and a third driving claw and an outer retainer flanging are arranged between two adjacent outer springs.
Further, the spring seat is manufactured by a stamping process.
Compared with the prior art, the invention has the beneficial effects that:
(1) The invention relates to a long-stroke torsional vibration damper which comprises a large spring, a small spring, an outer spring, a driven plate, an inner retainer, a spring seat and an outer retainer, wherein the driven plate, the inner retainer, the spring seat and the outer retainer are coaxially and sequentially assembled; the large spring and the outer spring synchronously receive torque and elastically deform through the spring seat so as to achieve a larger torsion angle and improve the vibration reduction effect during locking transmission; the small spring is contacted with the second driving claw to realize secondary vibration reduction; the outer retainer is fixedly connected with the outer ring of the turbine, so that the purpose of saving space is achieved.
(2) The spring seat in the long-stroke torsional damper is manufactured by adopting a stamping process, and the spring seat is used for fixing the large spring and the outer spring, and is also provided with the fourth driving claw for poking the large spring and the third driving claw for poking the outer spring, so that the manufacturing cost of the torsional damper is greatly reduced.
(3) The driven plate and the outer circumference structure of the retainer of the conventional torsional damper are simplified, and the outer springs, the spring seats and the outer retainer are added.
Drawings
FIG. 1 is a front view of a prior art torsional vibration damper;
fig. 2 is a cross-sectional view of a conventional torsional damper.
The reference numerals in fig. 1 and 2 are explained as follows: 01-a driven plate; 02-a cage; 03-large spring; 04-small spring; 05-rivet; 06-driving the jaws.
FIG. 3 is a cross-sectional view of an embodiment 1 of a long travel torsional vibration damper of the present invention (outer cage, outer spring not shown);
FIG. 4 is a cross-sectional view of the invention after installation of example 1;
FIG. 5 is an isometric view of a spring seat according to embodiment 1 of the present invention;
FIG. 6 is a front view of a spring seat according to embodiment 1 of the present invention;
FIG. 7 is a side view of a spring seat according to embodiment 1 of the present invention;
FIG. 8 is a cross-sectional view of an embodiment 2 of a long travel torsional vibration damper of the present invention (outer cage, outer spring not shown);
FIG. 9 is a sectional view of the invention after installation of embodiment 2;
FIG. 10 is an isometric view of a spring seat according to embodiment 2 of the present invention;
FIG. 11 is a front view of a spring seat according to embodiment 2 of the present invention;
FIG. 12 is a side view of a spring seat according to embodiment 2 of the present invention;
FIG. 13 is a cross-sectional view of an embodiment 3 of a long travel torsional vibration damper of the present invention (outer cage, outer spring not shown);
FIG. 14 is a sectional view of the invention after installation in example 3;
FIG. 15 is an isometric view of a spring seat in example 3 of the invention;
FIG. 16 is a front view of a spring seat according to embodiment 3 of the present invention;
FIG. 17 is a side view of a spring mount according to embodiment 3 of the present invention;
fig. 18 is a schematic structural view of an inner holder in embodiments 1 to 3 of the present invention;
fig. 19 is a sectional view of the inner holder in embodiments 1 to 3 of the present invention;
fig. 20 is a schematic structural view of the driven plate in embodiments 1 to 3 of the present invention;
fig. 21 is a cross-sectional view of the driven plate in embodiments 1 to 3 of the present invention.
Reference numerals in fig. 3 to 21 are explained as follows: 1-a driven plate; 2-inner holder, 21-window; 3-spring seats, 31-flanging the first spring seat, 32-flanging the second spring seat; 4-outer retainer, 41-outer retainer flanging; 5-large springs; 6-a small spring; 7-an outer spring; 8-a first driving claw; 9-a second driving claw; 10-a third driving pawl; 11-fourth drive pawl.
Detailed Description
The invention is further described below with reference to the drawings and exemplary embodiments.
Example 1
Referring to fig. 3 to 7, and 18 to 21, a long stroke torsional vibration damper includes M large springs 5, N small springs 6, L outer springs 7, and a driven plate 1, an inner holder 2, a spring seat 3, and an outer holder 4 coaxially assembled in order; where m=n=l=4.
N windows 21 are uniformly distributed on the circumference of the inner retainer 2, and each window 21 is provided with a large flanging and a small flanging; m first driving claws 8 are uniformly distributed on the outer circumference of the inner retainer 2.
N second driving claws 9 are uniformly distributed on the inner circumference of the spring seat 3, a first spring seat flange 31 with an opening facing the inner retainer 2 is arranged on the outer circumference of the spring seat 3, and L third driving claws 10 and M fourth driving claws 11 are uniformly distributed on the outer circumference of the spring seat 3.
The outer circumference of the outer retainer 4 is provided with an outer retainer flange 41 which is opened towards the spring seat 3, and the outer retainer 4 is fixedly connected with the outer ring of the turbine.
The N small springs 6 are respectively clamped in the N windows 21, and a second driving claw 9 is arranged between two adjacent small springs 6.
The M large springs 5 are respectively arranged between the first spring seat flange 31 and the driven plate 1, and a first driving claw 8 and a fourth driving claw 11 are arranged between two adjacent large springs 5.
The L outer springs 7 are arranged between the outer retainer flange 41 and the spring seat 3, and a third driving claw 10 is arranged between two adjacent outer springs 7.
Example 2
Referring to fig. 8 to 12, and 18 to 21, a long stroke torsional vibration damper includes M large springs 5, N small springs 6, L outer springs 7, and a driven plate 1, an inner holder 2, a spring seat 3, and an outer holder 4 coaxially assembled in order; where n=4, m=l=3.
N windows 21 are uniformly distributed on the circumference of the inner retainer 2, and each window 21 is provided with a large flanging and a small flanging; m first driving claws 8 are uniformly distributed on the outer circumference of the inner retainer 2.
N second driving claws 9 are uniformly distributed on the inner circumference of the spring seat 3, 12 first spring seat flanges 31 with openings facing the inner retainer 2 and 12 second spring seat flanges 32 with openings facing away from the inner retainer 2 are arranged on the outer circumference of the spring seat 3, and L third driving claws 10 and M fourth driving claws 11 are uniformly distributed on the outer circumference of the spring seat 3.
The outer circumference of the outer retainer 4 is uniformly distributed with L outer retainer flanges 41 with openings facing the spring seat 3, and the outer retainer 4 is fixedly connected with the outer ring of the turbine.
The N small springs 6 are respectively clamped in the N windows 21, and a second driving claw 9 is arranged between two adjacent small springs 6.
The M large springs 5 are respectively arranged between the first spring seat flange 31 and the driven plate 1, and a first driving claw 8 and a fourth driving claw 11 are arranged between two adjacent large springs 5.
The L outer springs 7 are arranged in the installation space formed by the 12 second spring seat flanges 32, and a third driving claw 10 and a retainer flange 41 are arranged between two adjacent outer springs 7.
Example 3
Referring to fig. 13 to 21, a long stroke torsional vibration damper includes M large springs 5, N small springs 6, L outer springs 7, and a driven plate 1, an inner holder 2, a spring seat 3, and an outer holder 4 coaxially assembled in order; where n=4, m=l=3.
N windows 21 are uniformly distributed on the circumference of the inner retainer 2, and each window 21 is provided with a large flanging and a small flanging; m first driving claws 8 are uniformly distributed on the outer circumference of the inner retainer 2.
The outer circumference of the spring seat 3 is provided with 12 first spring seat flanges 31 with openings facing the inner retainer 2 and 12 second spring seat flanges 32 with openings facing away from the inner retainer 2, and L third driving claws 10 and M fourth driving claws 11 are uniformly distributed on the outer circumference of the spring seat 3.
The outer circumference of the outer retainer 4 is uniformly distributed with L outer retainer flanges 41 with openings facing the spring seat 3, and the outer retainer 4 is fixedly connected with the outer ring of the turbine.
The N small springs 6 are respectively clamped in the N windows 21, a second driving claw 9 is arranged between every two adjacent small springs 6, and the second driving claws 9 are circumferentially and uniformly distributed on the turbine.
The M large springs 5 are respectively arranged between the first spring seat flange 31 and the driven plate 1, and a first driving claw 8 and a fourth driving claw 11 are arranged between two adjacent large springs 5.
The L outer springs 7 are arranged in the installation space formed by the 12 second spring seat flanges 32, and a third driving claw 10 and a retainer flange 41 are arranged between two adjacent outer springs 7.
The foregoing embodiments are merely for illustrating the technical solutions of the present invention, and not for limiting the same, and it will be apparent to those skilled in the art that modifications may be made to the specific technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof, without departing from the spirit of the technical solutions protected by the present invention.

Claims (6)

1. A long travel torsional vibration damper, characterized by: the device comprises M large springs (5), N small springs (6), L outer springs (7), and a driven plate (1), an inner retainer (2), a spring seat (3) and an outer retainer (4) which are coaxially and sequentially assembled; m, L are positive integers not less than 2, and N is an integer not less than 0;
n windows (21) are uniformly distributed on the circumference of the inner retainer (2), and each window (21) is provided with a large flanging and a small flanging; m first driving claws (8) are uniformly distributed on the circumference of the outer circumference of the inner retainer (2);
the outer circumference of the spring seat (3) is provided with a first spring seat flanging (31) with an opening facing the inner retainer (2), and L third driving claws (10) and M fourth driving claws (11) are uniformly distributed on the circumference of the outer circumference of the spring seat (3);
the outer retainer (4) is fixedly connected with the outer ring of the turbine;
the N small springs (6) are respectively clamped in the N windows (21), a second driving claw (9) is arranged between two adjacent small springs (6), and the second driving claw (9) is arranged on the spring seat (3) or the turbine;
the M large springs (5) are respectively arranged between the first spring seat flanging (31) and the driven plate (1), and one first driving claw (8) and one fourth driving claw (11) are arranged between two adjacent large springs (5);
the L outer springs (7) are arranged between the outer retainer (4) and the spring seat (3), and one third driving claw (10) is arranged between two adjacent outer springs (7).
2. A long travel torsional vibration damper as defined in claim 1, wherein: the second driving claws (9) are circumferentially and uniformly distributed on the inner circumference of the spring seat (3).
3. A long travel torsional vibration damper as defined in claim 1, wherein: the second driving claws (9) are circumferentially and uniformly distributed on the turbine.
4. A long travel torsional vibration damper as defined in claim 2, wherein: the outer circumference of the outer retainer (4) is provided with an outer retainer flanging (41) with an opening facing the spring seat (3), and the L outer springs (7) are arranged between the outer retainer flanging (41) and the spring seat (3).
5. A long travel torsional vibration damper according to claim 2 or 3, characterized in that: the outer circumference of outer holder (4) is provided with outer holder turn-ups (41) of opening towards spring holder (3), spring holder (3) outer circumference is provided with second spring holder turn-ups (32) of at least L opening back to inner holder (2), L outer springs (7) set up in the installation space that at least L second spring holder turn-ups (32) formed, set up a third driving claw (10) and an outer holder turn-ups (41) between two adjacent outer springs (7).
6. A long travel torsional vibration damper as defined in claim 5, wherein: the spring seat (3) is manufactured by adopting a stamping process.
CN202210506192.8A 2022-05-10 2022-05-10 Long-stroke torsional vibration damper Pending CN117072636A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210506192.8A CN117072636A (en) 2022-05-10 2022-05-10 Long-stroke torsional vibration damper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210506192.8A CN117072636A (en) 2022-05-10 2022-05-10 Long-stroke torsional vibration damper

Publications (1)

Publication Number Publication Date
CN117072636A true CN117072636A (en) 2023-11-17

Family

ID=88708534

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210506192.8A Pending CN117072636A (en) 2022-05-10 2022-05-10 Long-stroke torsional vibration damper

Country Status (1)

Country Link
CN (1) CN117072636A (en)

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