CN219888556U - Tool structure of clutch pressure plate - Google Patents
Tool structure of clutch pressure plate Download PDFInfo
- Publication number
- CN219888556U CN219888556U CN202321293853.XU CN202321293853U CN219888556U CN 219888556 U CN219888556 U CN 219888556U CN 202321293853 U CN202321293853 U CN 202321293853U CN 219888556 U CN219888556 U CN 219888556U
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- CN
- China
- Prior art keywords
- pressure plate
- jack
- cutting edge
- wall
- clutch pressure
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- 238000003466 welding Methods 0.000 claims description 17
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a tool structure of a clutch pressure plate, which relates to the field of clutches and aims to solve the technical problems of poor wear resistance and low service life of the existing pressure plate cutting edge, and the tool structure comprises a pressure plate body and fixed lug plates which are welded and connected to the outer wall of the pressure plate body at equal intervals, wherein an annular pressure plate cutting edge is integrally formed at the upper end of the pressure plate body; the supporting structure adopts a thickened cambered surface bulge shape, and torque is transmitted in a point contact mode, so that the durability is better.
Description
Technical Field
The utility model belongs to the field of clutches, and particularly relates to a tooling structure of a clutch pressure plate.
Background
The clutch cover assembly comprises a clutch cover, a clutch pressure plate and a diaphragm spring, the clutch pressure plate is connected with the friction plate under the working state to play a role in transmitting torque, a large surface of the pressure plate is separated from the friction surface of the driven plate assembly during separation, and torque transmission is cut off, but the pressure plate cutting edge is extremely easy to wear and flatten under the condition of ten thousands of uses, so that the separation force characteristic of the cover assembly is lagged, and driving experience is influenced.
The prior Chinese patent with publication number of CN218670295U discloses a clutch pressure plate structure, which comprises a lower pressure plate, an upper pressure plate, a connecting piece and a vibration reduction unit; the lower pressing disc comprises a first circular ring body and a plurality of first convex pieces arranged on one surface of the first circular ring body facing the upper pressing disc; the upper pressing disc comprises a second circular ring body and a plurality of second convex pieces arranged on one surface of the second circular ring body, which faces to the lower pressing disc; the connecting piece is connected with a plurality of first protruding parts and a plurality of second protruding parts, the damping unit set up in between the first protruding parts with the second protruding parts, lower pressure disk with but last pressure disk relative motion in circumference makes the clutch possess wider suitability.
Therefore, aiming at the situation that the abrasion is flattened easily under the condition that the pressure plate cutting edge is used for tens of thousands times, the separating force characteristic of the cover assembly is lagged, and the driving experience is influenced, a novel clutch pressure plate structure is developed, and the abrasion resistance of the pressure plate cutting edge is improved by utilizing the supporting piece made of the durable material arranged in the notch formed in the clutch pressure plate cutting edge.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to provide a tool structure of a clutch pressure plate, which aims to solve the technical problems of poor abrasion resistance and low service life of the cutting edge of the conventional pressure plate.
(2) Technical proposal
In order to solve the technical problems, the utility model provides a fixture structure of a clutch pressure plate, which comprises a pressure plate body and fixed lug plates welded and connected to the outer wall of the pressure plate body at equal intervals, wherein an annular pressure plate cutting edge is integrally formed at the upper end of the pressure plate body, an annular groove is formed in the inner side of the pressure plate cutting edge, eight groups of base blocks with 50HRC hardness and matched with the annular groove are distributed at equal intervals in the inner side of the annular groove, a supporting plate is integrally connected to the upper end of the base block, and the supporting plate is arranged on the upper side of the pressure plate cutting edge.
When the tool structure of the clutch pressure plate is used, an annular groove with uniform depth and width is formed in the cutting edge of the pressure plate by using grooving equipment, corresponding base blocks and supporting plates are linearly manufactured according to the cambered surface of the inner wall of the annular groove, the surfaces of the supporting plates are subjected to arc treatment to enable the base blocks to be outwards protruded, then the base blocks are installed in the annular groove in a manner of inserting and fixing through positioning holes aligned with positioning columns and prevented from moving, at the moment, through holes are communicated with a jack and a jack, then a welding inserted rod is horizontally inserted into the jack, the jack and the through holes, the positioning holes and the end portions of the positioning columns are welded and fixed in sequence, two ends of the welding inserted rod are welded and fixed with the jack and the jack, the cambered surface contact of the supporting plates are installed in the clutch assembly, and torque is transmitted by jointing the cambered surface contact of the supporting plates and the friction plates.
Further, the upper end of the supporting piece is provided with an arc contact, the outer edges of the supporting piece and the arc contact are flush with the outer edge of the cutting edge of the pressure plate, when the supporting piece is designed into a plate-shaped structure, the thickness of the central working part of the supporting piece is thinner, the durability is poorer, the supporting piece is designed into an arc structure, and the thickness is improved.
Further, the inner wall of the pressure plate cutting edge is provided with an inner supporting ring fixedly welded with the pressure plate body, the outer wall of the pressure plate cutting edge is provided with an outer supporting ring fixedly welded with the pressure plate body, and the inner supporting ring and the outer supporting ring respectively play a role in protecting the bottom end of the pressure plate cutting edge and prevent the pressure plate cutting edge from being stressed too much to be concavely deformed.
Further, a jack communicated with the annular groove is formed in the inner wall of the pressure plate cutting edge, a jack communicated with the annular groove is formed in the outer wall of the pressure plate cutting edge, the jack is located on the central axis of the pressure plate body with the adjacent jack, and the aperture is identical.
Further, the through hole is formed in the inner side of the base block, the through hole is arranged on the same straight line with the first jack and the second jack, and after the base block is installed and fixed, the base block is positioned between the corresponding first jack and the second jack, so that the through hole is communicated with the first jack and the second jack.
Further, a welding inserted bar is arranged between the first jack, the second jack and the inner side of the through hole, two ends of the welding inserted bar are respectively welded and fixed with the inner wall of the first jack and the inner wall of the second jack, the length of the welding inserted bar can be 2mm5 longer than the width of the cutting edge of the pressing disc, after penetrating, pier heads can be processed at two ends of the welding inserted bar, then further welding and fixing are carried out, and the fastening effect is better.
Further, eight groups of locating holes communicated with the annular groove are formed in the lower end of the pressure plate body, locating columns matched with the locating holes are fixedly connected to the lower ends of the base blocks, the locating columns are fixedly welded to the inner sides of the locating holes, the position of the base blocks is fixed through the insertion of the locating columns and the locating holes, and the base blocks are prevented from sliding in the annular groove.
(3) Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: according to the tooling structure of the clutch pressure plate, the supporting piece with good wear resistance and compression resistance is additionally arranged on the pressure plate cutting edge to replace the pressure plate cutting edge to transfer force, so that the pressure plate cutting edge is prevented from being worn, the wear resistance of the pressure plate cutting edge is improved, the situation that the separation force of a cover assembly is delayed is reduced, the durability of the clutch assembly is improved, and the claim rate of products is reduced; the supporting structure adopts a thickened cambered surface bulge shape, and torque is transmitted in a point contact mode, so that the durability is better.
Drawings
FIG. 1 is a schematic diagram of an assembly structure of an embodiment of a tooling structure for a clutch pressure plate of the present utility model;
FIG. 2 is a schematic diagram of the front structure of a platen body according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the back structure of a platen body according to an embodiment of the present utility model;
fig. 4 is a schematic structural view of a support plate of an embodiment of a tooling structure for a clutch pressure plate according to the present utility model.
The marks in the drawings are: 1. a platen body; 2. fixing the ear plate; 3. a platen edge; 4. an annular groove; 5. a base block; 6. a support sheet; 7. arc contact; 8. an inner support ring; 9. an outer support ring; 10. a jack I; 11. a second jack; 12. a through hole; 13. welding the inserted bar; 14. positioning holes; 15. and positioning columns.
Detailed Description
This embodiment is a frock structure for clutch pressure disk, and its package structure schematic diagram is shown as fig. 1, and pressure disk body 1 front structure schematic diagram is shown as fig. 2, and pressure disk body 1 back structure schematic diagram is shown as fig. 3, and supporting plate 6 structure schematic diagram is shown as fig. 4, this frock structure include pressure disk body 1, equidistance welded connection in the fixed otic placode 2 of pressure disk body 1 outer wall, pressure disk body 1 upper end integrated into one piece preparation has annular pressure disk blade 3, annular groove 4 has been seted up to pressure disk blade 3 inboard, annular groove 4 inboard equidistance distribute with eight groups hardness of annular groove 4 looks adaptation are 50 HRC's basic block 5, basic block 5 upper end integral type is connected with supporting plate 6, supporting plate 6 set up in pressure disk blade 3 upside.
For the specific embodiment, the number of the supporting plates 6 in the scheme is eight groups, and in practical application, according to different load conditions of the automobile clutch and the efficiency difference of torque transmission, the number of the supporting plates 6 can be increased to twelve groups and sixteen groups, so that the torque transmission is more stable.
The upper end of the supporting piece 6 is provided with an arc contact 7, the outer edges of the supporting piece 6 and the arc contact 7 are flush with the outer edge of the cutting edge 3 of the pressure plate, and when the supporting piece 6 is designed into a plate-shaped structure, the thickness of the central working part of the supporting piece 6 is thinner, the durability is poorer, the supporting piece is designed into an arc structure, and the thickness is improved.
The inner wall of the pressure plate cutting edge 3 is provided with an inner supporting ring 8 welded and fixed with the pressure plate body 1, the outer wall of the pressure plate cutting edge 3 is provided with an outer supporting ring 9 welded and fixed with the pressure plate body 1, and the inner supporting ring 8 and the outer supporting ring 9 respectively play a role in protecting the bottom end of the pressure plate cutting edge 3 and prevent the pressure plate cutting edge from being stressed too much and from being concavely deformed.
The inner wall of the pressure plate cutting edge 3 is provided with a first jack 10 communicated with the annular groove 4, the outer wall of the pressure plate cutting edge 3 is provided with a second jack 11 communicated with the annular groove 4, the first jack 10 and the adjacent second jack 11 are positioned on the central axis of the pressure plate body 1, and the apertures are identical.
The through hole 12 is formed in the inner side of the base block 5, the through hole 12, the first jack 10 and the second jack 11 are arranged on the same straight line, and after the base block 5 is installed and fixed, the base block 5 is positioned between the corresponding first jack 10 and the second jack 11, so that the through hole 12 is communicated with the first jack 10 and the second jack 11.
The welding insert rod 13 is arranged between the first jack 10, the second jack 11 and the inner side of the through hole 12, two ends of the welding insert rod 13 are respectively welded and fixed with the inner wall of the first jack 10 and the inner wall of the second jack 11, the length of the welding insert rod 13 can be 2 to 5mm longer than the width of the pressing disc cutting edge 3, after penetrating, pier nose treatment can be carried out on two ends of the welding insert rod 13, then further welding and fixing are carried out, and the fastening effect is better.
Eight groups of positioning holes 14 communicated with the annular groove 4 are formed in the lower end of the pressure plate body 1, positioning columns 15 matched with the positioning holes 14 are fixedly connected to the lower end of the base block 5, the positioning columns 15 are fixedly welded to the inner sides of the positioning holes 14, the position of the base block 5 is fixed through the insertion of the positioning columns 15 and the positioning holes 14, and the base block 5 is prevented from sliding in the annular groove 4.
When the tool structure of the clutch pressure plate of the technical scheme is used, an annular groove 4 with uniform depth and width is formed in the pressure plate cutting edge 3 by grooving equipment, corresponding base blocks 5 and supporting plates 6 are linearly manufactured according to the cambered surface of the inner wall of the annular groove 4, the surfaces of the supporting plates 6 are subjected to arc treatment to enable the base blocks 5 to be outwards protruded, then the base blocks 5 are installed in the annular groove 4 in a manner of inserting and fixing through positioning columns 15 aiming at positioning holes 14 and preventing the base blocks from moving, at the moment, through holes 12 are communicated with first jacks 10 and second jacks 11, welding inserted rods 13 are horizontally inserted into the first jacks 10, the second jacks 11 and the through holes 12, the positioning holes 14 are welded and fixed with the ends of the positioning columns 15 in sequence, and then the cambered surface contacts 7 of the supporting plates 6 are connected with friction plates in a torque transmission mode by installing the welding inserted rods 13 in a clutch assembly.
Claims (7)
1. The tool structure of the clutch pressure plate comprises a pressure plate body (1) and fixed lug plates (2) which are welded and connected to the outer wall of the pressure plate body (1) at equal intervals; the novel pressing disc is characterized in that an annular pressing disc cutting edge (3) is integrally formed at the upper end of the pressing disc body (1), annular grooves (4) are formed in the inner side of the pressing disc cutting edge (3), eight groups of base blocks (5) with the hardness of 50HRC and matched with the annular grooves (4) are distributed at equal intervals in the inner side of the annular grooves (4), supporting pieces (6) are integrally connected at the upper end of the base blocks (5), and the supporting pieces (6) are arranged on the upper side of the pressing disc cutting edge (3).
2. The tooling structure of the clutch pressure plate according to claim 1, wherein the upper end of the supporting plate (6) is provided with a cambered contact (7), and the outer edges of the supporting plate (6) and the cambered contact (7) are flush with the outer edge of the pressure plate cutting edge (3).
3. The tooling structure of the clutch pressure plate according to claim 1, wherein an inner supporting ring (8) welded and fixed with the pressure plate body (1) is arranged on the inner wall of the pressure plate cutting edge (3), and an outer supporting ring (9) welded and fixed with the pressure plate body (1) is arranged on the outer wall of the pressure plate cutting edge (3).
4. The tooling structure of the clutch pressure plate according to claim 1, wherein a first jack (10) communicated with the annular groove (4) is formed in the inner wall of the pressure plate cutting edge (3), and a second jack (11) communicated with the annular groove (4) is formed in the outer wall of the pressure plate cutting edge (3).
5. The tooling structure of the clutch pressure plate according to claim 4, wherein a through hole (12) is formed in the inner side of the base block (5), and the through hole (12) is arranged on the same straight line with the first jack (10) and the second jack (11).
6. The tooling structure of the clutch pressure plate according to claim 5, wherein a welding inserted rod (13) is arranged between the first jack (10), the second jack (11) and the inner side of the through hole (12), and two ends of the welding inserted rod (13) are respectively welded and fixed with the inner walls of the first jack (10) and the second jack (11).
7. The tooling structure of the clutch pressure plate according to claim 1, wherein eight groups of positioning holes (14) communicated with the annular groove (4) are formed in the lower end of the pressure plate body (1), positioning columns (15) matched with the positioning holes (14) are fixedly connected to the lower end of the base block (5), and the positioning columns (15) are fixedly welded to the inner sides of the positioning holes (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321293853.XU CN219888556U (en) | 2023-05-25 | 2023-05-25 | Tool structure of clutch pressure plate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321293853.XU CN219888556U (en) | 2023-05-25 | 2023-05-25 | Tool structure of clutch pressure plate |
Publications (1)
Publication Number | Publication Date |
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CN219888556U true CN219888556U (en) | 2023-10-24 |
Family
ID=88397910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321293853.XU Active CN219888556U (en) | 2023-05-25 | 2023-05-25 | Tool structure of clutch pressure plate |
Country Status (1)
Country | Link |
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CN (1) | CN219888556U (en) |
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2023
- 2023-05-25 CN CN202321293853.XU patent/CN219888556U/en active Active
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