CN110239301B - Integrally-molded stamping swing arm with damping energy absorption mechanism - Google Patents
Integrally-molded stamping swing arm with damping energy absorption mechanism Download PDFInfo
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- CN110239301B CN110239301B CN201910534874.8A CN201910534874A CN110239301B CN 110239301 B CN110239301 B CN 110239301B CN 201910534874 A CN201910534874 A CN 201910534874A CN 110239301 B CN110239301 B CN 110239301B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
- B60G7/04—Buffer means for limiting movement of arms
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Abstract
The invention relates to an integrally-molded stamping swing arm with a damping energy-absorbing mechanism, wherein a damping support comprises two groups of stamping support plates, a front embedding groove is formed in the front end of the damping support, and a front end connecting block is clamped in the front embedding groove; a rear embedding groove is formed in the tail end of the damping support, a damping support block A is embedded in the front end of the rear embedding groove, and a rear swinging sleeve is arranged at the rear end of a rear bulge; an auxiliary embedding groove is formed in the position, corresponding to the position between the front embedding groove and the rear embedding groove, of the damping support, and a damping support block B is arranged in the auxiliary embedding groove; an external elastic supporting block A is arranged between the auxiliary embedding groove and the front embedding groove; an external elastic supporting block B is arranged between the auxiliary embedding groove and the rear embedding groove; the protective housing comprises two groups of clamping plates which are made by stamping, the damping support is positioned between the two groups of clamping plates, and the clamping plates are fixed by locking screw groups.
Description
Technical Field
The invention relates to an integrally-molded stamping swing arm with a damping energy absorption mechanism, and belongs to the field of chassis accessories of heavy trucks.
Background
Traditional connecting rod swing arm adopts the individual layer punching press, double-deck composite construction, through axial rigidity and damping performance in order to adjust the connecting rod swing arm at all kinds of brace rods of surface machining, but this kind of structure is still relied on the elastic deformation of swing arm self to realize elastic absorption and increase and hinder eventually, even set up the brace rod, steel material's elastic damping curve radian is still less can't realize good damping to complicated shake road conditions and absorb, and self also relies on steel sheet self's elastic deformation to consume shaking when actuating, because its single strain curve, so whole consumption rate is also slower, seriously influence the energy-absorbing effect, long-term shake, make the too early fatigue of swing arm easily, bring the potential safety hazard.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the technical problem that a single stamping swing arm is poor in energy absorption effect in the prior art is solved, and the stamping swing arm with the damping energy absorption mechanism is integrally molded.
The technical scheme adopted by the invention for solving the technical problems is as follows:
an integrally-molded stamping swing arm with a damping energy-absorbing mechanism comprises a damping support and a protective shell symmetrically arranged outside the damping support; the damping support comprises two groups of support plates which are made by stamping, the two groups of support plates are mutually attached to form the damping support, wherein a front embedding groove is formed in the front end of the damping support, a front bulge is arranged on the back of each support plate corresponding to the front embedding groove, a front connecting block is clamped in the front embedding groove and is in close contact with the inner side of the front bulge, and a front swinging hole which is vertical to the support plates is processed in the front connecting block; the tail end of the damping support is provided with a rear embedding groove, the back of the support plate is provided with a rear protrusion at a position corresponding to the rear embedding groove, the front end of the rear protrusion is embedded with a damping support block A, the damping support block A is in close contact with the inner wall of the rear protrusion, the rear end of the rear protrusion is provided with a rear swinging sleeve, two ends of the rear swinging sleeve are provided with limiting protrusions, a rear swinging hole is formed in the rear swinging sleeve, a connecting hole is formed in the tail part of the support plate corresponding to the rear protrusion, the connecting hole and the rear swinging hole are coaxially arranged, the middle part of the outer wall of the rear swinging sleeve is provided with an annular elastic support ring, and two ends of the elastic support ring are respectively in contact with the edges of; an auxiliary embedding groove is also formed in the position, corresponding to the position between the front embedding groove and the rear embedding groove, of the damping support device, the auxiliary embedding groove comprises a middle bulge arranged on the support plates, and a damping support block B is arranged between the middle bulges of the two groups of support plates; an external elastic supporting block A is further arranged between the auxiliary embedding groove and the front embedding groove, and the external elastic supporting block A is arranged in an inwards concave embedding groove A between the middle protrusion and the front protrusion of the supporting plate; an external elastic supporting block B is also arranged between the auxiliary embedding groove and the rear embedding groove and is arranged in an inwards concave embedding groove B between the middle bulge and the rear bulge of the supporting plate; the protective shell comprises two groups of clamping plates which are formed by stamping, the damping support is positioned between the two groups of clamping plates, and the clamping plates are fixed through a locking screw group; the tail part of the clamping plate is provided with a tail part supporting mechanism, the tail part supporting mechanism comprises an annular inner concave ring arranged at the tail part of the clamping plate, the inner concave ring is used for being in pressing contact with the annular end part of the rear part swinging sleeve, and the diameter of the inner concave ring is larger than that of the rear part swinging hole and is smaller than the outer diameter of the rear part swinging sleeve; the front end of the clamping plate is provided with a front supporting mechanism, the front supporting mechanism comprises a supporting protrusion A arranged on the clamping plate, the supporting protrusion A is in contact with the outer wall of the supporting plate, the middle part of the supporting protrusion A is provided with a screw hole A, a through hole A is arranged on the front end connecting block, a locking screw A penetrates through the screw hole A and the through hole A, and a locking nut A is fixed at the tail end of the locking screw A, so that the supporting plate is compressed by the supporting protrusion A; a through hole B is formed in the damping support block A, a screw hole B is formed in the position, corresponding to the through hole B, of the clamping plate, a support protrusion B is arranged on the surface of the clamping plate by taking the axis of the screw hole B as a shaft, the support protrusion B is in contact with the support plate, and a locking screw B penetrates through the screw hole B and the through hole B and the tail end of the locking screw B is fixed with a locking nut B; a through hole C is formed in the damping support block B, a screw hole C is formed in the position, corresponding to the through hole C, of the clamping plate, a support protrusion C is arranged on the surface of the clamping plate by taking the axis of the screw hole C as an axis, the support protrusion C is in contact with the support plate, and a locking screw C penetrates through the screw hole C and the through hole C and the tail end of the locking screw C is fixed with a locking nut C; a clamping bulge B is arranged at a position, corresponding to the position between the support bulge C and the support bulge B, of the clamping plate, the clamping bulge B is in contact with the external elastic support block B, and the external elastic support block B is pressed between the middle bulge and the rear bulge through the clamping bulge B; a clamping bulge A is arranged at a position, corresponding to the position between the support bulge A and the support bulge B, of the clamping plate, the clamping bulge A is in contact with the external elastic supporting block A, and the external elastic supporting block A is pressed between the middle bulge and the front bulge through the clamping bulge A.
As a further improvement of the invention, the front ends of the two groups of clamping plates are also provided with a front end connecting plate, the front end connecting plate is arc-shaped, two ends of the arc-shaped front end connecting plate are respectively provided with a clamping block, the clamping blocks are provided with a clamping groove for embedding the end part of the clamping plate, the inner sides of the clamping blocks are provided with supporting grooves for contacting the front ends of the supporting plates, and the front end connecting plate is made of aluminum alloy materials.
As a further improvement of the invention, a tensioner is arranged on the front-end connecting plate, the tensioner comprises a swinging ball embedded in the arc-shaped middle part of the front-end connecting plate, a through hole D is formed in the middle part of the swinging ball, a tensioning screw is connected with the through hole D, an inwards concave bowl-shaped gasket A is arranged at the ball head end of the tensioning screw, an outwards convex bowl-shaped gasket B corresponding to the bowl-shaped gasket A is fixed in the middle part of the front-end connecting plate, the bowl-shaped gasket A is in contact with the bowl-shaped gasket B, and the threaded end part of the tensioning screw is fixedly connected with the front end of the front-end connecting block through threads.
As a further improvement of the invention, the front-end connecting plate is made of aluminum alloy.
As a further improvement of the invention, the tail ends of the two groups of clamping plates are provided with a tail end protecting sleeve, the tail end protecting sleeve comprises two embedding grooves A for embedding the tail ends of the clamping plates, and the middle part of the tail end protecting sleeve is also provided with an embedding groove B for embedding the supporting plate.
As a further improvement of the invention, the terminal protection sleeve is made of aluminum alloy.
As a further improvement of the invention, the damping supporting block A, the damping supporting block B, the external elastic supporting block A and the external elastic supporting block B are made of polyurethane, and the supporting plate and the clamping plate are made of stamped steel plates.
The invention has the beneficial effects that:
1. according to the invention, through improving the traditional stamping swing arm, a plurality of damping blocks and shock absorption blocks made of other materials are embedded on the outer side and the inner side of the stamping swing arm in the stamping process, so that the stamping swing arm can extrude the damping blocks or the shock absorption blocks in different swinging directions, deformation energy and vibration are transmitted to the damping blocks and the shock absorption blocks to be absorbed, the damping adjustment of the traditional single-material shock absorption swing arm is realized, the vibration duration of the swing arm during deformation recovery is reduced, the service life of the swing arm is prolonged, meanwhile, the clamping plate outside the stamping swing arm compresses the whole stamping swing arm, the damage of the external environment to the shock absorption blocks on the stamping swing arm is reduced, the fixing strength of the shock absorption blocks is improved, the service life is prolonged, and a main body supporting frame is also provided for the structure.
2. The invention reduces the damage of the damping supporting block and the external elastic supporting block caused by the dislocation movement between the supporting plates and between the clamping plates through the rigid front end connecting plate, simultaneously reduces the radial shear stress borne by the locking screw, ensures the integral service life of the structure, has higher hardness and can ensure the rigidity of the integral structure.
3. The strainer can guarantee the support intensity of the front end connecting plate, guarantee the arch rigidity of the arc-shaped front end connecting plate, and further improve the structural rigidity of the supporting plate and the clamping plate.
4. The tail-end protecting sleeve can also support the tail parts of the supporting plate and the clamping plate, so that the possibility of dislocation between the supporting plate and the clamping plate is further reduced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic cross-sectional view of the present invention;
fig. 2 is an enlarged view at a in fig. 1.
In the figure: 1. a support plate; 2. a rear swing sleeve; 3. a limiting bulge; 4. an elastic support ring; 5. a rear swing hole; 6. connecting holes; 7. an inner concave ring; 8. a damping supporting block A; 9. a rear projection; 10. a support protrusion C; 11. locking the screw C; 12. locking the nut C; 13. a through hole C; 14. an inner concave embedding groove B; 15. an outer elastic support block B; 16. a clamping protrusion B; 17. a damping support block B; 18. the middle part is convex; 19. locking the nut B; 20. locking the screw B; 21. a support protrusion B; 22. a through hole B; 23. an inner concave embedding groove A; 24. an outer elastic support block A; 25. a clamping protrusion A; 26. a front end connecting block; 27. a front swing hole; 28. a front projection; 29. a splint; 30. a support protrusion A; 31. locking the screw A; 32. locking the nut A; 33. a through hole A; 34. a front end connection plate; 35. a clamping block; 36. a clamping groove; 37. a support groove; 38. 39, a bowl-shaped gasket A; 40. a bowl-shaped gasket B; 41. the ball is swung.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in FIG. 1, the invention relates to an integrally formed stamping swing arm with a damping energy-absorbing mechanism, which comprises a damping support and a protective shell symmetrically arranged outside the damping support; the damping support comprises two groups of support plates which are made by stamping, the two groups of support plates are mutually attached to form the damping support, wherein a front embedding groove is formed in the front end of the damping support, a front bulge is arranged on the back of each support plate corresponding to the front embedding groove, a front connecting block is clamped in the front embedding groove and is in close contact with the inner side of the front bulge, and a front swinging hole which is vertical to the support plates is processed in the front connecting block; the tail end of the damping support is provided with a rear embedding groove, the back of the support plate is provided with a rear protrusion at a position corresponding to the rear embedding groove, the front end of the rear protrusion is embedded with a damping support block A, the damping support block A is in close contact with the inner wall of the rear protrusion, the rear end of the rear protrusion is provided with a rear swinging sleeve, two ends of the rear swinging sleeve are provided with limiting protrusions, a rear swinging hole is formed in the rear swinging sleeve, a connecting hole is formed in the tail part of the support plate corresponding to the rear protrusion, the connecting hole and the rear swinging hole are coaxially arranged, the middle part of the outer wall of the rear swinging sleeve is provided with an annular elastic support ring, and two ends of the elastic support ring are respectively in contact with the edges of; an auxiliary embedding groove is also formed in the position, corresponding to the position between the front embedding groove and the rear embedding groove, of the damping support device, the auxiliary embedding groove comprises a middle bulge arranged on the support plates, and a damping support block B is arranged between the middle bulges of the two groups of support plates; an external elastic supporting block A is further arranged between the auxiliary embedding groove and the front embedding groove, and the external elastic supporting block A is arranged in an inwards concave embedding groove A between the middle protrusion and the front protrusion of the supporting plate; an external elastic supporting block B is also arranged between the auxiliary embedding groove and the rear embedding groove and is arranged in an inwards concave embedding groove B between the middle bulge and the rear bulge of the supporting plate; the protective shell comprises two groups of clamping plates which are made by stamping, the damping support is positioned between the two groups of clamping plates, and the clamping plates are fixed by a locking screw group; the tail part of the clamping plate is provided with a tail part supporting mechanism, the tail part supporting mechanism comprises an annular inner concave ring A arranged at the tail part of the clamping plate, the inner concave ring A is used for being in pressing contact with the annular end part of the rear part swinging sleeve, and the diameter of the inner concave ring is larger than that of the rear part swinging hole and is smaller than the outer diameter of the rear part swinging sleeve; the front end of the clamping plate is provided with a front supporting mechanism, the front supporting mechanism comprises a supporting protrusion A arranged on the clamping plate, the supporting protrusion A is in contact with the outer wall of the supporting plate, the middle part of the supporting protrusion A is provided with a screw hole A, a through hole A is arranged on the front end connecting block, a locking screw A penetrates through the screw hole A and the through hole A, and a locking nut A is fixed at the tail end of the locking screw A, so that the supporting plate is compressed by the supporting protrusion A; a through hole B is formed in the damping support block A, a screw hole B is formed in the position, corresponding to the through hole B, of the clamping plate, a support protrusion B is arranged on the surface of the clamping plate by taking the axis of the screw hole B as a shaft, the support protrusion B is in contact with the support plate, and a locking screw B penetrates through the screw hole B and the through hole B and the tail end of the locking screw B is fixed with a locking nut B; a through hole C is formed in the damping support block B, a screw hole C is formed in the position, corresponding to the through hole C, of the clamping plate, a support protrusion C is arranged on the surface of the clamping plate by taking the axis of the screw hole C as a shaft, the support protrusion C is in contact with the support plate, and a locking screw C penetrates through the screw hole C and the through hole C and the tail end of the locking screw C is fixed with a locking nut C; a clamping bulge B is arranged at a position, corresponding to the position between the support bulge C and the support bulge B, of the clamping plate, the clamping bulge B is in contact with the external elastic support block B, and the external elastic support block B is pressed between the middle bulge and the rear bulge through the clamping bulge B; a clamping bulge A is arranged at the position, corresponding to the position between the support bulge A and the support bulge B, of the clamping plate, the clamping bulge A is in contact with the external elastic support block A, and the external elastic support block A is pressed between the middle bulge and the front bulge through the clamping bulge A;
the damping support block A, the damping support block B, the external elastic support block A and the external elastic support block B are made of polyurethane, and the support plate and the clamping plate are made of stamped steel plates.
As shown in fig. 2, the front ends of the two groups of clamping plates are also provided with a front end connecting plate, the front end connecting plate is made of aluminum alloy, the front end connecting plate is arc-shaped, the two arc-shaped ends of the front end connecting plate are respectively provided with a clamping block, the clamping block is provided with a clamping groove for embedding the end part of the clamping plate, the inner side of the clamping block is provided with a supporting groove for contacting the front end of the supporting plate, and the front end connecting plate is made of aluminum alloy; a tensioner is arranged on the front end connecting plate and comprises a swinging ball embedded in the arc middle part of the front end connecting plate, a through hole D is formed in the middle part of the swinging ball and connected with a tensioning screw through the through hole D, an inwards concave bowl-shaped gasket A is arranged at the ball head end of the tensioning screw, an outwards convex bowl-shaped gasket B corresponding to the bowl-shaped gasket A is fixed in the middle part of the front end connecting plate, the bowl-shaped gasket A is in contact with the bowl-shaped gasket B, and the threaded end part of the tensioning screw is fixedly connected with the front end of the front end connecting block through threads;
be provided with a terminal lag at the end of two sets of splint, terminal lag adopts the aluminum alloy to make, and terminal lag includes two terminal groove A of inlaying that are used for inlaying splint, still is provided with the groove B of inlaying that is used for inlaying the backup pad in the middle part of terminal lag.
During manufacturing, firstly, a damping supporting block B, a damping supporting block A, a front end connecting block and a rear swinging sleeve are placed on a pre-fixed support, and before the pre-fixed support is manufactured, an elastic supporting ring is sleeved on the rear swinging sleeve to realize supporting contact of the supporting plate on the elastic supporting ring; then an external elastic supporting block B and an external elastic supporting block A are arranged on the extrusion die,
extruding the supporting plate through an extrusion die, cutting a connecting hole at the tail end of the supporting plate in the extrusion process, enabling the supporting plate to be sleeved on the rear swinging sleeve through the connecting hole, extruding a rear protrusion at the tail end of the supporting plate, clamping a damping supporting block A through the rear protrusion, extruding a middle protrusion in the middle of the supporting plate, clamping a damping supporting block B, extruding a front protrusion at the front end of the supporting plate, clamping a front end connecting block, and extruding an inner concave embedding groove A and an inner concave embedding groove B; then, punching a clamp plate, cutting an inner concave ring at the tail end of the clamp plate, wherein the inner concave part of the inner concave ring is used for contacting with the end part of the rear swing sleeve; simultaneously extruding a supporting protrusion C, a supporting protrusion B and a supporting protrusion A, and simultaneously cutting a screw hole C, a screw hole B and a screw hole A;
during assembly, the elastic support ring is sleeved on the rear swinging sleeve to realize the supporting contact of the support plate on the elastic support ring; a damping supporting block A is arranged between the rear bulges of the two groups of supporting plates, a damping supporting block B is arranged between the middle bulges of the supporting plates, and a front end connecting block is arranged between the front bulges; simultaneously, an external elastic supporting block B is embedded in the concave embedding groove B of the supporting plate, and an external elastic supporting block A is embedded in the concave embedding groove A of the supporting plate; finally, two groups of clamping plates are arranged on the outer side of the supporting plate, and are clamped and fixed through a locking screw C, a locking screw B and a locking screw A, so that the supporting bulge A, the supporting bulge B and the supporting bulge C are pressed on the outer side of the supporting plate, the clamping bulge A is pressed on the external elastic supporting block A, the clamping bulge B is pressed on the external elastic supporting block B, and the inner concave ring is pressed on the end part of the rear swinging sleeve; and finally, installing a front-end connecting plate, realizing the sealing and the supporting of two ends by the tail-end protecting sleeve, and finally, tensioning and fixing the front-end connecting plate by a tensioning screw to realize the supporting and fixing of the front-end connecting plate.
When the swing arm is used, the front swing hole is connected to a wheel rotating shaft, and the rear swing hole is connected to a chassis rotating shaft to realize the installation of the whole swing arm; when receiving forward impact, the whole structure is bent towards one direction, in the bending process, the middle part is protruded, and the rear part is protruded to deform, so that a damping supporting block A and a damping supporting block B are extruded, deformation stress is transferred, meanwhile, two sides of the concave embedding groove A can extrude the external elastic supporting block A to transfer the deformation stress to the external elastic supporting block, in the rebounding process of the whole structure, or in the direction bending process, the stress of reverse rebounding can be absorbed by extruding the external elastic supporting block B through the concave embedding groove B, and the shake of the whole supporting plate can be absorbed through the damping supporting block B and the damping supporting block A with certain toughness; the front end connecting block can reduce the dislocation slip between the supporting plates and between the clamping plates, and the service life of the structure is prolonged.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The utility model provides an integrative molding's punching press swing arm of taking damping energy-absorbing mechanism, characterized by: the damping support comprises a damping support and a protective shell symmetrically arranged outside the damping support; the damping support comprises two groups of support plates which are made by stamping, the two groups of support plates are mutually attached to form the damping support, wherein a front embedding groove is formed in the front end of the damping support, a front bulge is arranged on the back of each support plate corresponding to the front embedding groove, a front connecting block is clamped in the front embedding groove and is in close contact with the inner side of the front bulge, and a front swinging hole which is vertical to the support plates is processed in the front connecting block; the tail end of the damping support is provided with a rear embedding groove, the back of the support plate is provided with a rear protrusion at a position corresponding to the rear embedding groove, the front end of the rear protrusion is embedded with a damping support block A, the damping support block A is in close contact with the inner wall of the rear protrusion, the rear end of the rear protrusion is provided with a rear swinging sleeve, two ends of the rear swinging sleeve are provided with limiting protrusions, a rear swinging hole is formed in the rear swinging sleeve, a connecting hole is formed in the tail part of the support plate corresponding to the rear protrusion, the connecting hole and the rear swinging hole are coaxially arranged, the middle part of the outer wall of the rear swinging sleeve is provided with an annular elastic support ring, and two ends of the elastic support ring are respectively in contact with the edges of; an auxiliary embedding groove is also formed in the position, corresponding to the position between the front embedding groove and the rear embedding groove, of the damping support device, the auxiliary embedding groove comprises a middle bulge arranged on the support plates, and a damping support block B is arranged between the middle bulges of the two groups of support plates; an external elastic supporting block A is further arranged between the auxiliary embedding groove and the front embedding groove, and the external elastic supporting block A is arranged in an inwards concave embedding groove A between the middle protrusion and the front protrusion of the supporting plate; an external elastic supporting block B is also arranged between the auxiliary embedding groove and the rear embedding groove and is arranged in an inwards concave embedding groove B between the middle bulge and the rear bulge of the supporting plate; the protective shell comprises two groups of clamping plates which are formed by stamping, the damping support is positioned between the two groups of clamping plates, and the clamping plates are fixed through a locking screw group; the tail part of the clamping plate is provided with a tail part supporting mechanism, the tail part supporting mechanism comprises an annular inner concave ring arranged at the tail part of the clamping plate, the inner concave ring is used for being in pressing contact with the annular end part of the rear part swinging sleeve, and the diameter of the inner concave ring is larger than that of the rear part swinging hole and is smaller than the outer diameter of the rear part swinging sleeve; the front end of the clamping plate is provided with a front supporting mechanism, the front supporting mechanism comprises a supporting protrusion A arranged on the clamping plate, the supporting protrusion A is in contact with the outer wall of the supporting plate, the middle part of the supporting protrusion A is provided with a screw hole A, a through hole A is arranged on the front end connecting block, a locking screw A penetrates through the screw hole A and the through hole A, and a locking nut A is fixed at the tail end of the locking screw A, so that the supporting plate is compressed by the supporting protrusion A; a through hole B is formed in the damping support block A, a screw hole B is formed in the position, corresponding to the through hole B, of the clamping plate, a support protrusion B is arranged on the surface of the clamping plate by taking the axis of the screw hole B as a shaft, the support protrusion B is in contact with the support plate, and a locking screw B penetrates through the screw hole B and the through hole B and the tail end of the locking screw B is fixed with a locking nut B; a through hole C is formed in the damping support block B, a screw hole C is formed in the position, corresponding to the through hole C, of the clamping plate, a support protrusion C is arranged on the surface of the clamping plate by taking the axis of the screw hole C as an axis, the support protrusion C is in contact with the support plate, and a locking screw C penetrates through the screw hole C and the through hole C and the tail end of the locking screw C is fixed with a locking nut C; a clamping bulge B is arranged at a position, corresponding to the position between the support bulge C and the support bulge B, of the clamping plate, the clamping bulge B is in contact with the external elastic support block B, and the external elastic support block B is pressed between the middle bulge and the rear bulge through the clamping bulge B; a clamping bulge A is arranged at a position, corresponding to the position between the support bulge A and the support bulge B, of the clamping plate, the clamping bulge A is in contact with the external elastic supporting block A, and the external elastic supporting block A is pressed between the middle bulge and the front bulge through the clamping bulge A.
2. The integrally formed stamped swing arm with damping energy absorption mechanism as claimed in claim 1, wherein: the front ends of the two groups of clamping plates are also provided with a front end connecting plate which is arc-shaped, two clamping blocks are respectively arranged at the two arc-shaped ends of the front end connecting plate, a clamping groove used for embedding the end part of the clamping plate is arranged on each clamping block, a supporting groove used for contacting the front end of the supporting plate is arranged on the inner side of each clamping block, and the front end connecting plate is made of aluminum alloy.
3. The integrally formed stamped swing arm with damping energy absorption mechanism as claimed in claim 2, wherein: the tensioning device is characterized in that a tensioning device is arranged on the front end connecting plate and comprises a swinging ball embedded in the arc middle of the front end connecting plate, a through hole D is formed in the middle of the swinging ball, a tensioning screw is connected through the through hole D, an inwards concave bowl-shaped gasket A is arranged at the ball head end of the tensioning screw, an outwards convex bowl-shaped gasket B corresponding to the bowl-shaped gasket A is fixed in the middle of the front end connecting plate, the bowl-shaped gasket A is in contact with the bowl-shaped gasket B, and the threaded end part of the tensioning screw is in threaded fixed connection with the front end of the front end connecting block.
4. The integrally formed stamped swing arm with damping energy absorption mechanism as claimed in claim 1, wherein: be provided with a terminal lag at the end of two sets of splint, terminal lag includes two terminal grooves A that inlay that are used for inlaying splint, still is provided with the groove B that inlays that is used for inlaying the backup pad in terminal lag middle part.
5. The integrally formed stamped swing arm with damping energy absorption mechanism as claimed in claim 1, wherein: the tail end protecting sleeve is made of aluminum alloy.
6. The integrally formed stamped swing arm with damping energy absorption mechanism as claimed in claim 1, wherein: the damping support block A, the damping support block B, the external elastic support block A and the external elastic support block B are made of polyurethane, and the support plate and the clamping plate are made of stamped steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910534874.8A CN110239301B (en) | 2019-06-20 | 2019-06-20 | Integrally-molded stamping swing arm with damping energy absorption mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910534874.8A CN110239301B (en) | 2019-06-20 | 2019-06-20 | Integrally-molded stamping swing arm with damping energy absorption mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110239301A CN110239301A (en) | 2019-09-17 |
| CN110239301B true CN110239301B (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910534874.8A Active CN110239301B (en) | 2019-06-20 | 2019-06-20 | Integrally-molded stamping swing arm with damping energy absorption mechanism |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2392838A1 (en) * | 1977-03-21 | 1978-12-29 | Lear Siegler Inc | TUBULAR VEHICLE HALF-AXLE |
| CN101638052A (en) * | 2009-08-21 | 2010-02-03 | 山东大学 | Wheel assembly with integration of independent driving, steering, suspending and braking |
| CN207670129U (en) * | 2017-12-16 | 2018-07-31 | 台州万洲机械有限公司 | A kind of swing arm |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61200016A (en) * | 1985-02-28 | 1986-09-04 | Toyota Motor Corp | Manufacture of suspension arm for car |
| ITTO20040321A1 (en) * | 2004-05-14 | 2004-08-14 | Ocap Spa | SUSPENSION BODIES IN CELLULAR STRUCTURE FOR MOTOR VEHICLES |
| ITMI20070698A1 (en) * | 2007-04-04 | 2008-10-05 | Streparava S P A | SUSPENSION FOR THE WHEEL OF A VEHICLE IN PARTICULAR OF A BUS |
| CN201677709U (en) * | 2010-01-29 | 2010-12-22 | 江苏九龙汽车制造有限公司 | Swing arm of steel plate spring system |
| CN202162751U (en) * | 2011-06-29 | 2012-03-14 | 浙江工业职业技术学院 | 360-degree rotatable tensioner |
| KR20170111356A (en) * | 2016-03-28 | 2017-10-12 | 주식회사 티앤지 | Lower arm for vehicle |
-
2019
- 2019-06-20 CN CN201910534874.8A patent/CN110239301B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2392838A1 (en) * | 1977-03-21 | 1978-12-29 | Lear Siegler Inc | TUBULAR VEHICLE HALF-AXLE |
| CN101638052A (en) * | 2009-08-21 | 2010-02-03 | 山东大学 | Wheel assembly with integration of independent driving, steering, suspending and braking |
| CN207670129U (en) * | 2017-12-16 | 2018-07-31 | 台州万洲机械有限公司 | A kind of swing arm |
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| CN110239301A (en) | 2019-09-17 |
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