CN218257615U - Steel plate rubber composite plate spring - Google Patents
Steel plate rubber composite plate spring Download PDFInfo
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- CN218257615U CN218257615U CN202223040372.6U CN202223040372U CN218257615U CN 218257615 U CN218257615 U CN 218257615U CN 202223040372 U CN202223040372 U CN 202223040372U CN 218257615 U CN218257615 U CN 218257615U
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- leaf spring
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Abstract
The utility model provides a compound leaf spring of steel sheet rubber, it includes that both ends are connected with the both ends of frame respectively, the main shock attenuation leaf spring that middle part and axle are connected, main shock attenuation leaf spring middle part upper end is provided with the polyurethane supporting shoe, the both ends of polyurethane supporting shoe are respectively through riding on horse bolt and main shock attenuation leaf spring and axle fixed connection, the middle part fixedly connected with leaf spring support of frame, leaf spring support's bottom fixedly connected with rubber main spring. The steel plate rubber composite plate spring can reduce the total weight of the suspension, thereby reducing the cost.
Description
Technical Field
The utility model relates to a compound leaf spring of steel sheet rubber belongs to compound leaf spring technical field.
Background
Leaf spring is an elastic element that the application volume is extensive in the automotive suspension, and light cargo vehicle uses main leaf spring and vice leaf spring to connect frame and axle, and vehicle leaf spring's effect mainly has:
1. the main steel plate spring is used for connecting the axle and the frame, bearing the bearing force, traction force, braking force and lateral force of the axle acting on the frame and reducing the impact of the vehicle in the running process;
2. the auxiliary steel plate spring is arranged above the main steel plate spring and plays a role in assisting in bearing load;
3. when the vehicle is fully loaded, the main steel plate spring and the auxiliary steel plate spring work together, and the bearing capacity of the main steel plate spring can be improved.
At present, for the big load demand that satisfies main leaf spring and vice leaf spring, the quantity of reed is more in main leaf spring and the vice leaf spring, consequently leads to main leaf spring and vice leaf spring's self quality big to make main leaf spring and vice leaf spring's with high costs, consequently, the connection structure of frame and axle has the space of further optimization still.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is exactly to prior art not enough that exists, and provide a compound leaf spring of steel sheet rubber, this compound leaf spring of steel sheet rubber can reduce the total weight of suspension to the cost is reduced.
The scheme is realized by the following technical measures: the utility model provides a compound leaf spring of steel sheet rubber, it includes that both ends are connected with the both ends of frame respectively, the main shock attenuation leaf spring that the middle part is connected with the axle, main shock attenuation leaf spring middle part upper end is provided with the polyurethane supporting shoe, the both ends of polyurethane supporting shoe are respectively through riding on horse bolt and main shock attenuation leaf spring and axle fixed connection, the middle part fixedly connected with leaf spring support of frame, the bottom fixedly connected with rubber main spring of leaf spring support.
Preferably, the polyurethane support block comprises a metal fixed pressing plate and a polyurethane auxiliary spring fixedly connected with the top of the metal fixed pressing plate, and the length of the polyurethane auxiliary spring is smaller than that of the metal fixed pressing plate.
Preferably, the two sides of the upper end surface of the metal fixed pressing plate, which are positioned on the polyurethane auxiliary spring, are respectively provided with a mounting groove matched with the riding bolt.
Preferably, the rubber main spring is a composite rubber spring, a metal support is fixedly connected to the top of the rubber main spring, and the metal support is fixedly connected with the plate spring support.
Preferably, when the rubber main spring is in a natural expansion state, the lower end of the rubber main spring is lower than the lower end of the frame.
Preferably, the polyurethane auxiliary spring is vertically aligned with the rubber main spring.
Preferably, one end of the main damping plate spring is connected with one end of the frame by a fixed hinge, and the other end of the main damping plate spring is connected with the other end of the frame by a movable hinge.
The utility model has the advantages that: in this compound leaf spring of steel sheet rubber, rubber main spring and leaf spring support fixed connection, corresponding position on main shock attenuation leaf spring and the axle after the assembly with the polyurethane supporting shoe arrange main shock attenuation leaf spring's middle part in and make the polyurethane assist the spring to place up, fix the polyurethane supporting shoe with riding on the horse bolt, main shock attenuation leaf spring and axle, main shock attenuation leaf spring plays main cushioning effect during the vehicle traveles, rubber main spring and the cooperation of polyurethane assist the spring use during the load traveles, both reducible leaf spring's total mass, the phenomenon that vice leaf spring produces the abnormal sound with the frame friction among the prior art has been avoided again, driving comfort promotes by a wide margin. Therefore, compared with the prior art, the utility model has substantive characteristics and progress, and the beneficial effect of the implementation is also obvious.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a front view structural diagram of the rubber main spring.
Fig. 3 is a schematic perspective view of the rubber main spring.
FIG. 4 is a front cross-sectional structural schematic view of a polyurethane support block.
Fig. 5 is a schematic perspective view of a polyurethane support block.
In the figure, 1-a vehicle frame, 2-a plate spring bracket, 3-a rubber main spring, 4-a main damping plate spring, 5-a vehicle axle, 6-a polyurethane supporting block, 7-a riding bolt, 8-a built-in metal sheet, 9-a metal bracket, 10-a mounting groove, 11-a polyurethane auxiliary spring and 12-a metal fixing pressing plate.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the following explains the present solution by way of specific embodiments and with reference to the accompanying drawings.
A steel plate rubber composite plate spring comprises a main damping plate spring 4, wherein two ends of the main damping plate spring are respectively connected with two ends of a vehicle frame 1, the middle of the main damping plate spring is connected with a vehicle axle 5, specifically, one end of the main damping plate spring 4 is connected with one end of the vehicle frame 1 in a fixed hinge mode, and the other end of the main damping plate spring 4 is connected with the other end of the vehicle frame 1 in a movable hinge mode.
The upper end of the middle part of the main damping plate spring 4 is provided with a polyurethane supporting block 6, and two ends of the polyurethane supporting block 6 are respectively fixedly connected with the main damping plate spring 4 and the axle 5 through riding bolts 7. The polyurethane supporting block 6 comprises a metal fixing pressing plate 12 and a polyurethane auxiliary spring 11 fixedly connected with the top of the metal fixing pressing plate, the polyurethane auxiliary spring 11 is vertically aligned with the rubber main spring 3, and when the rubber main spring 3 is in a natural stretching state, the lower end of the rubber main spring 3 is lower than the lower end of the frame 1. The length of the polyurethane auxiliary spring 11 is less than that of the metal fixed pressing plate 12. The mounting groove 10 matched with the riding bolt 7 is respectively formed in two sides of the polyurethane auxiliary spring 11 in the upper end face of the metal fixing pressing plate 12, the riding bolt 7 is limited through the mounting groove 10, the lower portions of two ends of the riding bolt 7 are respectively in threaded connection with locking nuts, and the polyurethane supporting block 6, the main damping plate spring 4 and the axle 5 are fixedly connected after the locking nuts are screwed down.
The middle part of the frame 1 is fixedly connected with a plate spring support 2, the plate spring support 2 is preferably riveted and fixed with the frame 1, and the bottom of the plate spring support 2 is fixedly connected with a rubber main spring 3. The rubber main spring 3 is a composite rubber spring, the top of the rubber main spring 3 is fixedly connected with a metal support 9, and the metal support 9 is fixedly connected with the plate spring support 2.
In this compound leaf spring of steel sheet rubber, rubber main spring 3 and leaf spring support 2 fixed connection, leaf spring support 2 and frame 1 fixed connection, correspond position assembly back on main shock attenuation leaf spring 4 and the axle 5 and place polyurethane supporting shoe 6 in the middle part of main shock attenuation leaf spring 4 and make polyurethane assist spring 11 and place upwards, fix polyurethane supporting shoe 6 with riding on horse bolt 7, main shock attenuation leaf spring 4 and axle 5, main shock attenuation leaf spring 4 plays main cushioning effect during the vehicle traveles, rubber main spring 3 and the cooperation of polyurethane assist spring 11 use during the load traveles, reducible leaf spring's total mass.
The technical features of the present invention that are not described can be realized by the prior art, and are not described herein again. The present invention is not limited to the above embodiments, and variations, modifications, additions and substitutions made by those skilled in the art within the scope of the present invention shall fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a compound leaf spring of steel sheet rubber, it includes that both ends are connected with the both ends of frame respectively, the main shock attenuation leaf spring that middle part and axle are connected, characterized by: the damping device is characterized in that a polyurethane supporting block is arranged at the upper end of the middle of the main damping plate spring, two ends of the polyurethane supporting block are fixedly connected with the main damping plate spring and the axle through riding bolts respectively, a plate spring support is fixedly connected to the middle of the frame, and a rubber main spring is fixedly connected to the bottom of the plate spring support.
2. The steel plate-rubber composite plate spring according to claim 1, wherein: the polyurethane supporting block comprises a metal fixed pressing plate and a polyurethane auxiliary spring fixedly connected with the top of the metal fixed pressing plate, and the length of the polyurethane auxiliary spring is smaller than that of the metal fixed pressing plate.
3. The steel plate rubber composite plate spring according to claim 2, wherein: and mounting grooves matched with the riding bolts are respectively formed in the upper end face of the metal fixing pressing plate and positioned on two sides of the polyurethane auxiliary spring.
4. The steel plate-rubber composite plate spring according to claim 3, wherein: the rubber main spring is a composite rubber spring, a metal support is fixedly connected to the top of the rubber main spring, and the metal support is fixedly connected with the plate spring support.
5. The steel plate-rubber composite plate spring according to claim 4, wherein: when the rubber main spring is in a natural telescopic state, the lower end of the rubber main spring is lower than the lower end of the frame.
6. The steel plate-rubber composite plate spring according to claim 5, wherein: the polyurethane auxiliary spring is vertically aligned with the rubber main spring.
7. The steel plate-rubber composite plate spring according to claim 6, wherein: one end of the main damping plate spring is connected with one end of the frame in a fixed hinge mode, and the other end of the main damping plate spring is connected with the other end of the frame in a movable hinge mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223040372.6U CN218257615U (en) | 2022-11-16 | 2022-11-16 | Steel plate rubber composite plate spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223040372.6U CN218257615U (en) | 2022-11-16 | 2022-11-16 | Steel plate rubber composite plate spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218257615U true CN218257615U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223040372.6U Active CN218257615U (en) | 2022-11-16 | 2022-11-16 | Steel plate rubber composite plate spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218257615U (en) |
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2022
- 2022-11-16 CN CN202223040372.6U patent/CN218257615U/en active Active
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