CN111791656A - Thickness-adjustable leaf spring backing plate - Google Patents
Thickness-adjustable leaf spring backing plate Download PDFInfo
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- CN111791656A CN111791656A CN202010619710.8A CN202010619710A CN111791656A CN 111791656 A CN111791656 A CN 111791656A CN 202010619710 A CN202010619710 A CN 202010619710A CN 111791656 A CN111791656 A CN 111791656A
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- plate
- thickness
- backing plate
- groove structure
- leaf spring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
- B60G17/023—Spring characteristics, e.g. mechanical springs and mechanical adjusting means the mechanical spring being a leaf spring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/11—Leaf spring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/30—Height or ground clearance
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The invention discloses a steel plate spring backing plate with adjustable thickness, which relates to the technical field of automobile chassis design and comprises an upper backing plate, a lower backing plate and a step pin, wherein a square-frame-shaped protruding structure is arranged on one surface of the upper backing plate, and an opening is formed in the center of the upper backing plate; one surface of the lower backing plate is inwards sunken to form a groove structure matched with the convex structure of the upper backing plate, and the center of the lower backing plate is provided with an opening; the step pin is used for penetrating through the upper cushion plate and the lower cushion plate to connect the upper cushion plate and the lower cushion plate when the upper cushion plate and the lower cushion plate are attached; the upper backing plate comprises a first use state and a second use state, and the protruding structure of the upper backing plate faces the groove structure of the lower backing plate and is contained in the groove structure in the first use state, so that the steel plate spring backing plate forms a first thickness. The invention can quickly realize the adjustment of the height of the vehicle.
Description
Technical Field
The invention relates to the technical field of automobile chassis design, in particular to a steel plate spring base plate with adjustable thickness.
Background
The function of the steel plate spring base plate with adjustable thickness is to adjust the automobile to a proper height. However, due to the influence of the layout structure of the automobile (the driver side of the automobile is provided with a steering wheel, an instrument, a steering mechanism and other parts), the center of gravity of the cab is generally deviated to the driver seat side, so that the left and right heights of the automobile are caused, and meanwhile, the left and right heights of the automobile are easily inconsistent due to the accumulation of manufacturing errors of automobile parts in the height direction. If the left-right height difference of the vehicle is larger than the factory-leaving limit value, the left-right height of the vehicle needs to be adjusted by using backing plates with different thicknesses so that the vehicle can meet the relevant requirements of factory leaving.
In the specific height adjustment operation process, because the thickness of the existing single cushion plate or the existing combined cushion plate is fixed, when the height of the vehicle needs to be adjusted, the height of the vehicle needs to be adjusted by adding a new cushion plate, because the mode of adding the new cushion plate is adopted, new parts need to be purchased, and the time period for purchasing the new parts is required, so that the debugging period of the vehicle is prolonged.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a steel plate spring base plate with adjustable thickness, which can quickly realize the adjustment of the height of a vehicle.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
the upper backing plate is provided with a square protruding structure on one surface, and the center of the upper backing plate is provided with an opening;
one surface of the lower backing plate is inwards recessed to form a groove structure matched with the protruding structure of the upper backing plate, and the center of the lower backing plate is provided with an opening;
the step pin is used for penetrating through the upper cushion plate and the lower cushion plate to connect the upper cushion plate and the lower cushion plate when the upper cushion plate and the lower cushion plate are attached;
the upper backing plate comprises a first using state and a second using state, the protruding structure of the upper backing plate faces the groove structure of the lower backing plate and is contained in the groove structure under the first using state, so that the steel plate spring backing plate forms a first thickness, the protruding structure of the upper backing plate abuts against and is held on the surface of the lower backing plate under the second using state, the surface is a surface opposite to the groove structure, so that the steel plate spring backing plate forms a second thickness, and the second thickness is larger than the first thickness.
On the basis of the technical scheme, the width of the protruding structure is the same as that of the groove structure, and the length of the protruding structure is the same as that of the groove structure.
On the basis of the technical scheme, the width of the protruding structure is smaller than that of the upper backing plate, and the length of the protruding structure is smaller than that of the upper backing plate.
On the basis of the technical scheme, the width of the groove structure is smaller than that of the lower cushion plate, and the length of the groove structure is smaller than that of the lower cushion plate.
On the basis of the technical scheme, the center of the protruding structure is coincided with the center of the upper base plate, and the center of the groove structure is coincided with the center of the lower base plate.
On the basis of the technical scheme, circular bosses are arranged on the periphery of the opening, and the bosses and the protruding structures are located on the same surface of the upper base plate.
On the basis of the technical scheme, the thickness of the two ends of the upper backing plate is smaller than that of the middle part of the upper backing plate.
On the basis of the technical scheme, in the first use state, the outer side face of the protruding structure is attached to the inner side face of the groove structure.
On the basis of the technical scheme, in the first use state, the surface of the upper padding plate provided with the protruding structures is attached to the surface of the lower padding plate provided with the groove structures.
On the basis of the technical scheme, the first thickness is the sum of the thicknesses of the upper cushion plate and the lower cushion plate, and the second thickness is the sum of the thickness of the upper cushion plate, the thickness of the protruding structure and the thickness of the lower cushion plate.
Compared with the prior art, the invention has the advantages that: by arranging the convex structure on the upper backing plate and the concave structure on the lower backing plate, when the height of one side of the vehicle needs to be increased, in the steel plate spring base plate with the adjustable thickness at the side, the surface of the convex structure of the upper base plate is propped against the surface of the lower base plate without the groove structure, when the height of one side of the vehicle needs to be reduced, the thickness of the side can be adjusted in the steel plate spring cushion plate, the surface of the convex structure of the upper backing plate is abutted against the surface of the lower backing plate provided with the groove structure, the convex structure is placed in the groove structure, thereby realizing the adjustment of the height of a certain side of the vehicle, the change of the whole thickness of the cushion plate can be realized only by adjusting the attaching mode between the upper cushion plate and the lower cushion plate without additionally arranging the cushion plate on the vehicle, and then realize the regulation of vehicle height, make the difference in height about the vehicle both sides reduce or equal, whole accommodation process time spent is short and efficient.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an upper backing plate according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a lower backing plate according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a step pin according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view in a first use condition;
fig. 5 is a sectional view in a second use state.
In the figure: 1-upper backing plate, 2-convex structure, 3-opening, 4-boss, 5-lower backing plate, 6-groove structure and 7-step pin.
Detailed Description
The embodiment of the invention provides a steel plate spring base plate with adjustable thickness, and when the left height and the right height of a vehicle need to be adjusted, no base plate needs to be additionally arranged on the vehicle, the change of the whole thickness of the base plate can be realized only by adjusting the attaching mode between an upper base plate 1 and a lower base plate 5, the adjustment of the height of the vehicle is further realized, and the whole adjusting process is short in time and high in efficiency. The embodiment of the invention correspondingly provides a steel plate spring combined base plate.
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The steel plate spring base plate with the adjustable thickness provided by the embodiment of the invention comprises an upper base plate 1, a lower base plate 5 and a step pin 7. Referring to fig. 1, a specific structure of an upper padding plate 1 is a plate-shaped structure with a certain thickness, a protruding structure 2 in a square frame shape is arranged on one surface of the upper padding plate 1, and an opening 3 is arranged in the center of the upper padding plate 1, so that in order to ensure the structural stability of the upper padding plate 1, an integrally formed casting manner can be adopted between the upper padding plate 1 and the protruding structure 2 during manufacturing of the upper padding plate 1. The heights of the peripheries of the convex structures 2 are the same, so that the stability of the upper padding plate 1 in the using process is ensured. The center of the protruding structure 2 coincides with the center of the upper padding plate 1, so that the gravity center of the upper padding plate 1 is located at the center of the upper padding plate 1 when the upper padding plate 1 is used, and the stability of the upper padding plate 1 in the using process is further ensured.
In order to increase the stressed area of the upper backing plate 1, in a possible implementation mode, circular bosses 4 are arranged on the periphery of the opening 3, the bosses 4 and the protruding structures 2 are located on the same surface of the upper backing plate 1, so that the bosses 4 and the protruding structures 2 are in contact with other backing plates together to bear force, and the stressed area of the upper backing plate 1 is increased.
Referring to fig. 2, a specific structure of the lower pad 5 is a plate-shaped structure with a certain thickness, one surface of the lower pad 5 is recessed inwards to form a groove structure 6 matched with the protrusion structure 2 of the upper pad 1, that is, the protrusion structure 2 can be completely received in the groove structure 6, and the center of the lower pad 5 is provided with an opening 3. The width of the protruding structure 2 is the same as the width of the groove structure 6, the length of the protruding structure 2 is the same as the length of the groove structure 6, the width of the protruding structure 2 is smaller than the width of the upper padding plate 1, the length of the protruding structure 2 is smaller than the length of the upper padding plate 1, the width of the groove structure 6 is smaller than the width of the lower padding plate 5, and the length of the groove structure 6 is smaller than the length of the lower padding plate 5. The center of groove structure 6 coincides with the center of lower bolster 5 mutually, and in a use scene, the lower bolster 5 is equipped with the surface of groove structure 6 all around can contact and atress with other backing plates to through the center with groove structure 6 and the center coincidence setting of lower bolster 5, guarantee the stability of lower bolster 5 in the use with this.
Referring to fig. 3, the step pin 7 is a specific structure, and the step pin 7 is used for passing through the openings 3 of the upper mat plate 1 and the lower mat plate 5 to connect the upper mat plate 1 and the lower mat plate 5 when the upper mat plate 1 and the lower mat plate 5 are attached, and positioning between the upper mat plate 1 and the lower mat plate 5. The diameter that the diameter of step round pin 7 upper end is less than the diameter of lower extreme, and the diameter that the diameter of step round pin 7 upper end is the same with trompil 3 on upper padding plate 1 and the lower bolster 5, when needing to use step round pin 7 to be connected between upper padding plate 1 and lower bolster 5, inserts the upper end of step round pin 7 in trompil 3 on upper padding plate 1 and the lower bolster 5, realizes being connected upper padding plate 1 and lower bolster 5.
The upper backing plate 1 comprises a first use state and a second use state, the protruding structure 2 of the upper backing plate 1 faces the groove structure 6 of the lower backing plate 5 in the first use state and is contained in the groove structure 6, so that the steel plate spring backing plate is of a first thickness, the protruding structure 2 of the upper backing plate 1 abuts against one surface of the lower backing plate 5 in the second use state, the surface is opposite to the groove structure 6, so that the steel plate spring backing plate is of a second thickness, and the second thickness is larger than the first thickness. In a first use state, the outer side surface of the convex structure 2 is attached to the inner side surface of the groove structure 6. In a first use state, the surface of the upper cushion plate 1 provided with the convex structures 2 is attached to the surface of the lower cushion plate 5 provided with the groove structures 6. The first thickness is the sum of the thicknesses of the upper cushion plate 1 and the lower cushion plate 5, and the second thickness is the sum of the thickness of the upper cushion plate 1, the thickness of the protruding structure 2 and the thickness of the lower cushion plate 5.
In a possible embodiment, the thickness of the two ends of the upper cushion plate 1 is smaller than that of the middle part of the upper cushion plate 1, and by the design, the upper cushion plate 1 can be prevented from being completely attached to the lower cushion plate 5, and the upper cushion plate 1 or the lower cushion plate 5 can be prevented from being damaged due to the fact that the upper cushion plate 1 and the lower cushion plate 5 are locally contacted in the driving process of a vehicle to form stress concentration. Further, the thickness of the two ends of the lower mat 5 may be smaller than the thickness of the middle of the upper mat 1.
The following describes a specific application of the adjustable thickness leaf spring shim plate according to an embodiment of the present invention.
The upper padding plate 1 is provided with the protruding structures 2, the surface of the protruding structures abuts against the surface of the lower padding plate 5 without the groove structures 6, then the step pins 7 penetrate through the holes 3 in the upper padding plate 1 and the lower padding plate 5 to connect the upper padding plate 1 and the lower padding plate 5, and at the moment, the whole thickness of the steel plate spring padding plate with the adjustable thickness is the thickness of the upper padding plate 1 plus the thickness of the protruding structures 2 plus the thickness of the lower padding plate 5.
The upper padding plate 1 is provided with the protruding structures 2, the surface of the protruding structures abuts against the surface of the lower padding plate 5 provided with the groove structures 6, the protruding structures 2 are placed in the groove structures 6, then the step pins 7 penetrate through the holes 3 in the upper padding plate 1 and the lower padding plate 5, the upper padding plate 1 and the lower padding plate 5 are connected, and at the moment, the whole thickness of the steel plate spring padding plate with the adjustable thickness is equal to the thickness of the upper padding plate 1 plus the thickness of the lower padding plate 5.
It can be seen that the change of the whole thickness of the steel plate spring tie plate with adjustable thickness can be realized by changing the attaching mode between the upper tie plate 1 and the lower tie plate 5, so that in the practical application process, when the height of a certain side of a vehicle needs to be increased, in the steel plate spring tie plate with adjustable thickness of the side, the surface of the convex structure 2 of the upper tie plate 1 is abutted against the surface of the lower tie plate 5 without the groove structure 6, when the height of the certain side of the vehicle needs to be reduced, in the steel plate spring tie plate with adjustable thickness of the side, the surface of the convex structure 2 of the upper tie plate 1 is abutted against the surface of the lower tie plate 5 with the groove structure 6, and the convex structure 2 is placed in the groove structure 6, thereby realizing the height adjustment of the certain side of the vehicle, without additionally adding a tie plate on the vehicle, the change of the whole thickness of the tie plate can be realized only by adjusting the attaching mode between the upper tie plate 1 and the lower tie plate 5, and further, the height of the vehicle is adjusted, so that the left and right height difference values of the two sides of the vehicle are reduced or equal.
The steel plate spring cushion plate with adjustable thickness of the embodiment of the invention is characterized in that the upper cushion plate 1 is provided with the convex structure 2, the lower cushion plate 5 is provided with the groove structure 6, when the height of one side of a vehicle needs to be increased, the surface of the convex structure 2 of the upper cushion plate 1 in the steel plate spring cushion plate with adjustable thickness of the side is abutted against the surface of the lower cushion plate 5 without the groove structure 6, when the height of one side of the vehicle needs to be reduced, the surface of the convex structure 2 of the upper cushion plate 1 in the steel plate spring cushion plate with adjustable thickness of the side is abutted against the surface of the lower cushion plate 5 provided with the groove structure 6, and the convex structure 2 is placed in the groove structure 6, so that the height of one side of the vehicle is adjusted, no cushion plate needs to be additionally arranged on the vehicle, the change of the whole thickness of the cushion plate can be realized only by adjusting the attaching mode between the upper cushion plate 1 and the lower cushion, the left and right height difference values of the two sides of the vehicle are reduced or equal, and the whole adjusting process is short in time and high in efficiency.
Referring to fig. 4, a schematic structural diagram of a first use state is shown, in this use state, an upper padding plate 1 and a lower padding plate 5 are attached to each other, a protruding structure 2 in a square frame shape is arranged on a lower surface of the upper padding plate 1, a hole 3 is arranged in the center of the upper padding plate 1, a groove structure 6 matched with the protruding structure 2 of the upper padding plate 1 is formed in an inward concave manner on an upper surface of the lower padding plate 5, the protruding structure 2 is accommodated in the groove structure 6, the hole 3 is arranged in the center of the lower padding plate 5, and a step pin 7 penetrates through the hole 3 on the upper padding plate 1 and the hole 3 on the lower padding plate 5 to connect the upper padding plate.
The width of the protruding structure 2 is the same as the width of the groove structure 6, the length of the protruding structure 2 is the same as the length of the groove structure 6, the width of the protruding structure 2 is smaller than the width of the upper padding plate 1, the length of the protruding structure 2 is smaller than the length of the upper padding plate 1, the width of the groove structure 6 is smaller than the width of the lower padding plate 5, and the length of the groove structure 6 is smaller than the length of the lower padding plate 5. The center of protruding structure 2 coincides with the center of upper padding plate 1 mutually, and the center of groove structure 6 coincides with the center of lower bolster 5 mutually, and the thickness at upper padding plate 1 both ends is less than the thickness at upper padding plate 1 middle part, is equipped with circular shape boss 4 around trompil 3, and boss 4 is located the same surface of upper padding plate 1 with protruding structure 2.
In this embodiment, the overall thickness of the combined pad of the leaf spring is smaller than that of the upper pad 1 provided with the convex structures 2 which are abutted against the surface of the lower pad 5 without the concave structures 6.
Referring to fig. 5, the structural schematic diagram is a second usage state, in this usage state, the protrusion structure 2 of the upper pad 1 abuts against the upper surface of the lower pad 5, the upper surface of the lower pad 5 is a surface without the groove structure 6, the center of the upper pad 1 is provided with the opening 3, the lower surface of the lower pad 5 is recessed inward to form the groove structure 6, the center of the lower pad 5 is provided with the opening 3, and the step pin 7 penetrates through the openings 3 of the upper pad 1 and the lower pad 5 to connect the upper pad 1 and the lower pad 5.
The width of the protruding structure 2 is the same as that of the groove structure 6, the length of the protruding structure 2 is the same as that of the groove structure 6, the width of the protruding structure 2 is smaller than that of the upper padding plate 1, the length of the protruding structure 2 is smaller than that of the upper padding plate 1, the width of the groove structure 6 is smaller than that of the lower padding plate 5, and the length of the groove structure 6 is smaller than that of the lower padding plate 5. The center of protruding structure 2 coincides with the center of upper padding plate 1 mutually, and the center of groove structure 6 coincides with the center of lower bolster 5 mutually, and the thickness at upper padding plate 1 both ends is less than the thickness at upper padding plate 1 middle part, is equipped with circular shape boss 4 around trompil 3, and boss 4 is located the same surface of upper padding plate 1 with protruding structure 2.
In this embodiment, the overall thickness of the combined pad of the leaf spring is greater than the overall thickness of the upper pad 1 with the protruding structures 2 abutting against the surface of the lower pad 5 with the groove structures 6 and the protruding structures 2 placed in the groove structures 6.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A leaf spring backing plate with adjustable thickness, comprising:
the device comprises an upper base plate (1), wherein a square-frame-shaped protruding structure (2) is arranged on one surface of the upper base plate (1), and a hole (3) is formed in the center of the upper base plate (1);
the lower backing plate (5), one surface of the lower backing plate (5) is inwards sunken to form a groove structure (6) matched with the bulge structure (2) of the upper backing plate (1), and the center of the lower backing plate (5) is provided with a hole (3);
the step pin (7) is used for penetrating through the upper holes (3) of the upper padding plate (1) and the lower padding plate (5) to connect the upper padding plate (1) and the lower padding plate (5) when the upper padding plate (1) and the lower padding plate (5) are attached;
the upper padding plate (1) comprises a first using state and a second using state, wherein the protruding structure (2) of the upper padding plate (1) faces towards the groove structure (6) of the lower padding plate (5) and is contained in the groove structure (6) under the first using state, so that the steel plate spring padding plate forms a first thickness, the protruding structure (2) of the upper padding plate (1) abuts against one surface of the lower padding plate (5) under the second using state, the surface is opposite to the groove structure (6), so that the steel plate spring padding plate forms a second thickness, and the second thickness is larger than the first thickness.
2. The adjustable thickness leaf spring shim plate of claim 1, wherein: the width of the protruding structures (2) is the same as that of the groove structures (6), and the length of the protruding structures (2) is the same as that of the groove structures (6).
3. The adjustable thickness leaf spring shim plate of claim 1, wherein: the width of the protruding structure (2) is smaller than that of the upper backing plate (1), and the length of the protruding structure (2) is smaller than that of the upper backing plate (1).
4. The adjustable thickness leaf spring shim plate of claim 1, wherein: the width of the groove structure (6) is smaller than that of the lower backing plate (5), and the length of the groove structure (6) is smaller than that of the lower backing plate (5).
5. The adjustable thickness leaf spring shim plate of claim 1, wherein: the center of the protruding structure (2) coincides with the center of the upper backing plate (1), and the center of the groove structure (6) coincides with the center of the lower backing plate (5).
6. The adjustable thickness leaf spring shim plate of claim 1, wherein: circular bosses (4) are arranged on the periphery of the opening (3), and the bosses (4) and the protruding structures (2) are located on the same surface of the upper padding plate (1).
7. The adjustable thickness leaf spring shim plate of claim 1, wherein: the thickness of the two ends of the upper backing plate (1) is smaller than that of the middle part of the upper backing plate (1).
8. The adjustable thickness leaf spring shim plate of claim 1, wherein: in the first use state, the outer side face of the protruding structure (2) is attached to the inner side face of the groove structure (6).
9. The adjustable thickness leaf spring shim plate of claim 8, wherein: under the first user state, the surface that upper padding plate (1) was equipped with protruding structure (2) is laminated mutually with the surface that lower padding plate (5) was equipped with groove structure (6).
10. The adjustable thickness leaf spring shim plate of claim 1, wherein: the first thickness is the sum of the thicknesses of the upper backing plate (1) and the lower backing plate (5), and the second thickness is the sum of the thickness of the upper backing plate (1), the thickness of the protruding structure (2) and the thickness of the lower backing plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010619710.8A CN111791656B (en) | 2020-06-30 | 2020-06-30 | Thickness-adjustable leaf spring backing plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010619710.8A CN111791656B (en) | 2020-06-30 | 2020-06-30 | Thickness-adjustable leaf spring backing plate |
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| CN111791656A true CN111791656A (en) | 2020-10-20 |
| CN111791656B CN111791656B (en) | 2021-06-08 |
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| CN202010619710.8A Active CN111791656B (en) | 2020-06-30 | 2020-06-30 | Thickness-adjustable leaf spring backing plate |
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| EP3274197B1 (en) * | 2015-03-23 | 2019-03-13 | Schaeffler Technologies GmbH & Co. KG | Suspension strut bearing assembly for a motor vehicle |
| CN204878480U (en) * | 2015-07-20 | 2015-12-16 | 漯河君叁材料高科有限公司 | Combined material board spring clamping plate structure |
| CN205022319U (en) * | 2015-09-29 | 2016-02-10 | 东风商用车有限公司 | Car leaf spring is composite pad board for suspension |
| CN205220259U (en) * | 2015-11-26 | 2016-05-11 | 陕西重型汽车有限公司 | Shock absorber and integrated support of stabilizer bar installation |
| CN205523507U (en) * | 2016-01-20 | 2016-08-31 | 诸城恒信基汽车部件有限公司 | Cast steel taper liner board |
| CN110385952A (en) * | 2018-04-17 | 2019-10-29 | 现代自动车株式会社 | The bushing device in the grasswort portion for leaf spring |
| KR20190135706A (en) * | 2018-05-29 | 2019-12-09 | 김성근 | For vehicles Leaf spring Chain net |
| CN210822098U (en) * | 2019-09-04 | 2020-06-23 | 一汽海马汽车有限公司 | Adjustable trunk backing plate and car |
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