Nut assembling structure for double-plate type supporting plate

Abstract

The utility model discloses a double-plate type supporting plate assembling nut structure which comprises a supporting plate, a plurality of installation holes are formed in the supporting plate in the circumferential direction, and the supporting plate comprises a first plate layer and a second plate layer. The nut comprises a base part, a plurality of bosses are arranged at the upper end of the base part at intervals in the circumferential direction, and grooves are formed in the base part and located above the bosses in the circumferential direction; in the assembly state, the boss is embedded into the bottom end of the second plate layer, the second plate layer deforms, and the deformed part of the second plate layer enters the groove. By means of the boss and the groove, in the assembling process of the nut, the boss on the nut is cut into the bottom end of the supporting plate, the supporting plate is pressed and deformed, the deformed material is squeezed into the groove, the formed groove provides a containing space for the pressed and deformed material of the supporting plate, and therefore the nut can be assembled conveniently. Therefore, the boss is smoothly cut in and no other burrs are generated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile shock absorber, especially relates to a double-plate type support plate assembly nut structure. BACKGROUND

[0002] The double-plate type support plate refers to the connecting plate of double-layer structure applied to the automobile shock absorber, and the mounting hole is generally arranged on the support plate, the nut is assembled in the mounting hole, and the nut is used for connecting with the vehicle body.

[0003] The support plate and the nut are generally connected through interference fit in the prior art, and the strength and hardness of the nut are generally much greater than the strength and hardness of the support plate, so that the material of the support plate is extruded when the nut and the support plate are interferentially connected as a whole, and the extruded material causes the appearance defects such as burrs on the surface of the support plate. UTILITY MODEL CONTENTS

[0004] In view of the problems in the prior art, the utility model provides the following technical scheme:

[0005] The utility model provides a double-plate type support plate assembly nut structure, which comprises:

[0006] The support plate is provided with a plurality of mounting holes in the circumferential direction, and comprises a first plate layer and a second plate layer.

[0007] The nut comprises a base, a plurality of bosses are arranged on the upper end of the base in the circumferical direction at intervals, and a groove is arranged on the base in the circumferical direction above the bosses.

[0008] In the assembled state, the bosses are embedded in the bottom end of the second plate layer, and the second plate layer is deformed, and the deformed part of the second plate layer enters the groove.

[0009] As a preferred embodiment of the above technical scheme, the boss is a rectangular body.

[0010] As a preferred embodiment of the above technical scheme, a convex tooth part is arranged on the base of the nut in the circumferical direction below the bosses, and the convex tooth part is interferentially connected with the first plate layer.

[0011] As a preferred embodiment of the above technical scheme, the base of the nut is provided with a coaxial inner hole.

[0012] As a preferred embodiment of the above technical scheme, a threaded segment is arranged on the side wall of the inner hole.

[0013] The utility model has the advantages of:

[0014] The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce.

[0016] Figure 2 The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce.

[0017] Figure 3 The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce.

[0018] Figure 4 The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce.

[0019] Sign significance: 10, support plate;11, installation hole;12, board layer one;13, board layer two;20, nut;21, base;22, convex platform;23, recess;24, convex tooth part;25, inner hole. DETAILED DESCRIPTION

[0020] In order to make the utility model embodiment's purpose, technical scheme and advantage more clearly, below will combine embodiment to the utility model technical scheme clear, complete description.

[0021] Embodiment

[0022] As Figure 1 , Figure 2 Indicated, Figure 1 The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce. Figure 2 The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce.

[0023] The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce.

[0024] Support plate 10 and nut 20, support plate 10 is provided with three installation holes 11 along the circumference, and support plate 10 includes board layer one 12 and board layer two 13, board layer one 12 is set below board layer two 13, and nut 20 is set in installation hole 11.

[0025] As Figure 3 , Figure 4 Indicated, Figure 3 The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce. Figure 4 The utility model discloses a convex platform and recess are set up, make the nut in the assembly process, the convex platform on the nut cuts into the support plate bottom end, make the support plate pressure deformation, and the partial material of deformation is extruded into the recess, and the recess that sets up provides the partial material of the support plate pressure deformation with containing space, makes the convex platform cut in smoothly and will not have other burrs produce.

[0026] The nut 20 comprises a base 21, and a plurality of rectangular boss 22 are circumferentially and spacedly arranged at the upper end of the base 21, and a groove 23 is circumferentially arranged on the base 21 above the boss 22.

[0027] In the assembled state, the boss 22 is embedded into the bottom end of the second plate layer 13, and the second plate layer 13 is deformed, and the deformed part of the second plate layer 13 enters the groove 23.

[0028] The base 21 of the nut 20 is a columnar structure formed by cold heading of a round steel by using a mold, and the strength of the nut 20 is improved by heat treatment, so that the strength and hardness of the nut are improved; the hardness of the nut 20 after heat treatment is much higher than the hardness of the support plate 10.

[0029] When the nut 20 is assembled in the mounting hole 11 of the support plate 10, the top of the support plate 10 is pressed against the plane of the clamp, and in the assembly process, the high-strength nut 20 is pressed into the mounting hole 11 of the support plate 10 by using a special assembly clamp, specifically, the boss 22 on the nut 20 cuts into the bottom end of the support plate 10, so that the support plate 10 is deformed under pressure, and the deformed part of the material is extruded into the groove 23, and the groove 23 provides a space for the deformed part of the material of the support plate 10, so that the boss 22 cuts in smoothly and no other burrs are generated.

[0030] At the same time, because the boss 22 is a rectangular body, a larger torque can be provided after the boss 22 cuts into the bottom end of the support plate 10.

[0031] As shown in Figure 3 , Figure 4 , Figure 3 Fig. 1 shows a schematic view of the nut in the embodiment; Figure 4 Fig. 2 shows a schematic view of the cross-sectional structure of the nut and the support plate in cooperation in the embodiment;

[0032] A convex tooth part 24 is circumferentially arranged on the base 21 of the nut 20 below the boss 22;

[0033] In the assembled state, the convex tooth part 24 is interference-fitted with the first plate layer 12.

[0034] The convex tooth part 24 and the first plate layer 12 are also interference-fitted to realize overall assembly.

[0035] The base 21 of the nut 20 is provided with an inner hole 25 coaxial with the base 21, and a threaded section is arranged on the side wall of the inner hole 25.

[0036] The inner hole 25 provided with the threaded section is used for mounting of a bolt to realize connection of the support plate 10 and the vehicle body.

[0037] Working principle: when the nut 20 and the support plate 10 of the device are assembled, the top of the support plate 10 is resisted by the clamp plane, in the assembly process, the high-strength nut 20 is pressed into the mounting hole 11 of the support plate 10 by using a special assembly clamp, specifically, the boss 22 on the nut 20 is cut into the bottom end of the support plate 10, so that the support plate 10 is deformed under pressure, and the deformed part of the material is extruded into the groove 23, the groove 23 provides a containing space for the deformed part of the material of the support plate 10, so that the boss 22 is cut in smoothly and no other burrs are generated.

[0038] The above examples are only used to illustrate the technical solutions of the present application, but not to limit them.

Claims

1. A double plate support plate assembly nut structure characterized by, Comprise: A support plate (10) is provided with a plurality of mounting holes (11) in the circumferential direction, and comprises a plate layer one (12) and a plate layer two (13); A nut (20) comprises a base (21), the upper end of the base (21) is provided with a plurality of bosses (22) in the circumferential direction at intervals, and the base (21) is provided with a groove (23) above the bosses (22) in the circumferential direction; The assembled state: the bosses (22) are embedded into the bottom end of the plate layer two (13) and the plate layer two (13) is deformed, and the deformed part of the plate layer two (13) enters the groove (23).

2. The dual plate support plate assembly nut structure of claim 1, wherein, The boss (22) is a rectangular body.

3. The dual plate support plate assembly nut structure of claim 1, wherein, The base (21) of the nut (20) is provided with a convex tooth part (24) below the boss (22) in the circumferential direction, and the convex tooth part (24) is interference fit with the plate layer one (12).

4. The dual plate support plate assembly nut structure of claim 1, wherein, The base (21) of the nut (20) is provided with an inner hole (25) coaxial with it.

5. The dual plate support plate assembly nut structure of claim 4, wherein, The side wall of the inner hole (25) is provided with a threaded section.

Images