High-strength metal shaft core structure

Abstract

The utility model discloses a high-strength metal shaft core structure which comprises a metal shaft core body, a dispersing groove and a reinforcing assembly. A plurality of dispersion grooves are uniformly formed in the circumferential surface of the metal shaft core body; a reinforcing assembly is arranged in the metal shaft core body; according to the high-strength metal shaft core structure, when the metal shaft core body supports acting force borne by a machine, the acting force can be borne by the metal shaft core body firstly, then the acting force can be transmitted into the dispersion groove, and due to the fact that the dispersion groove is of a wave-shaped structure composed of a plurality of arch-shaped grooves, and the section of the dispersion groove is of an arc-shaped structure, the service life of the dispersion groove is prolonged. Compared with the prior art, the metal shaft core body is simple and reasonable in structure, ingenious in design and convenient to use, the formed dispersing grooves can be evenly stressed, acting force can be dispersed under the condition that the strength of the metal shaft core body is not affected, and the effect of preliminarily improving the strength of the metal shaft core body is achieved. The self-strength of the metal shaft core body can be improved, so that the service life of the metal shaft core body is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of axle core, specifically relates to a high -strength metal axle core structure. BACKGROUND

[0002] The axle core is one of mechanical transmission and movement elements, is also usually called axle center, it is the force element connecting the upper and lower parts of transmission device, the main role is to transmit torque and support part of the weight of machine, guarantee transmission accuracy and stability, and the metal axle core is the axle core made of metal material.

[0003] Such as the utility model discloses a kind of brushless motor axle core structure of CN211744234U, including axle core, axle core is the hollow structure of one end opening, the circumferential inner wall of axle core is symmetrically provided with sliding slot, the circumferential outer wall of axle core is symmetrically provided with first through-hole, axle core is equipped with connecting shaft, the circumferential outer wall of connecting shaft is symmetrically provided with first slider, first slider is slidably connected with sliding slot, the circumferential outer wall of axle core is equipped with annular ring, annular ring is welded and fixed with axle core, the circumferential outer wall of annular ring is symmetrically provided with fastening mechanism, the brushless motor axle core structure can make connecting shaft in axle core can slide, so that the length of axle core can be adjusted, so as to ensure that the practical use range of axle core is more extensive in actual use process, solve the problem that the axle core on the existing brushless motor does not have the function of adjusting length, resulting in that the axle core on the existing brushless motor is greatly limited in use process.

[0004] In order to improve the use performance of the axle core, metal material is usually used to make metal axle core. However, the existing metal axle core is prone to deformation during use due to long-term support of the machine, which causes damage to the metal axle core, reduces the strength of the metal axle core itself, and affects the use effect of the metal axle core. UTILITY MODEL CONTENTS

[0005] The utility model aims at the deficiencies of prior art, provides a kind of high-strength metal axle core structure, to reach the purpose of improving the strength of metal axle core itself.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of high-strength metal axle core structure, including metal axle core body, dispersion groove and reinforcing assembly;Several dispersion grooves are linearly arrayed and opened on the circumferential surface of the metal axle core body;The metal axle core body is provided with reinforcing assembly.

[0007] Preferably, the dispersion grooves are formed by a plurality of arcuate grooves arranged alternately, and the plurality of arcuate grooves form a wave-shaped structure.

[0008] Preferably, the cross section of the dispersion groove is arc-shaped.

[0009] Preferably, the reinforcing assembly comprises a containing groove, a reinforcing block, a pressure bearing groove and a reinforcing groove; the metal shaft core body is provided with the containing groove; the reinforcing blocks are uniformly and fixedly arranged in the containing groove; the two sides of the reinforcing block are symmetrically provided with the two pressure bearing grooves; and the two sides of the reinforcing block are symmetrically provided with the two reinforcing grooves.

[0010] Preferably, the reinforcing block is in an arc shape.

[0011] Preferably, the pressure bearing groove is in an isosceles trapezoidal shape, and the size of the opposite side of the two pressure bearing grooves is smaller than the size of the side away from each other.

[0012] Preferably, the reinforcing groove is in a V shape, and the two tips of the reinforcing grooves are oppositely arranged.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、 the utility model discloses a metal shaft core body, which comprises a metal shaft core body, a containing groove is formed in the metal shaft core body, and a plurality of reinforcing blocks are uniformly and fixedly arranged in the containing groove.

[0015] 2、 the utility model discloses a metal shaft core body, which comprises a metal shaft core body, a containing groove is formed in the metal shaft core body, and a plurality of reinforcing blocks are uniformly and fixedly arranged in the containing groove. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the utility model;

[0017] Figure 2 It is the whole structure cross section view of the utility model;

[0018] Figure 3 It is the metal shaft core body cross section view of the utility model;

[0019] Figure 4The utility model discloses a reinforcing block structure schematic view.

[0020] Figure 5 The utility model discloses a Figure 2 The middle A place amplification schematic view.

[0021] In the drawing,

[0022] 1, metal axle core body;2, dispersion groove;3, reinforcing component;301, containing groove;302, reinforcing block;303, pressure groove;304, reinforcing groove. Specific implementation

[0023] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of the utility model protection.

[0024] Please refer to Figures 1 to 5 The utility model provides a technical scheme: a high strength metal axle core structure, including metal axle core body 1, dispersion groove 2 and reinforcing component 3, metal axle core body 1 circumferential surface is linear array and is seted with seven dispersion grooves 2, metal axle core body 1 is provided with reinforcing component 3, dispersion groove 2 is set up by twelve arc grooves staggeredly, and twelve arc grooves constitute wave type structure, dispersion groove 2 cross section is arc structure, so that the acting force can be dispersed along dispersion groove 2 inner wall both sides.

[0025] The utility model discloses a dispersion groove 2, metal axle core body 1 is supported when the machine is subjected to the acting force, the acting force will be first borne by metal axle core body 1 itself, then, will be transmitted to dispersion groove 2, because dispersion groove 2 is the wave type structure that a plurality of arc grooves constitute, and dispersion groove 2 cross section is arc structure, so that the dispersion groove 2 that sets up can be uniformly stressed, and, can disperse the acting force under the condition that not influencing metal axle core body 1 own strength, to play the role of initially improving metal axle core body 1 own strength, relative to prior art, the utility model simple and reasonable structure, clever design can improve metal axle core body 1 own strength, thereby prolongs the service life of metal axle core body 1.

[0026] As a preferred embodiment, the reinforcing assembly 3 comprises a containing groove 301, reinforcing blocks 302, pressure-bearing grooves 303 and reinforcing grooves 304; the containing groove 301 is formed in the metal shaft core body 1; the reinforcing blocks 302 are fixedly connected to the inner walls of the containing groove 301 on both sides; the pressure-bearing grooves 303 are symmetrically formed on the left and right sides of the reinforcing blocks 302; the reinforcing grooves 304 are symmetrically formed on the upper and lower sides of the reinforcing blocks 302; the reinforcing blocks 302 are arc-shaped structures; the pressure-bearing grooves 303 are isosceles trapezoidal structures, and the size of the side opposite to the two pressure-bearing grooves 303 is smaller than the size of the side away from the two pressure-bearing grooves 303; the reinforcing grooves 304 are V-shaped structures, and the tips of the two reinforcing grooves 304 are oppositely arranged.

[0027] The reinforcing assembly 3 is arranged, the dispersion force of the dispersion groove 2 is transmitted to the reinforcing blocks 302, the reinforcing grooves 304 are isosceles trapezoidal structures, the dispersion force can be buffered, the strength of the metal shaft core body 1 is improved again, the pressure-bearing grooves 303 are V-shaped structures, the pressure-bearing effect and the buffering effect of the reinforcing blocks 302 are improved, the dispersion and buffering of the dispersion force of the metal shaft core body 1 are performed multiple times in the whole stress process, the dispersion force is discharged, and the strength of the metal shaft core body 1 is greatly improved.

[0028] Working principle: when the metal shaft core body 1 bears the dispersion force of the machine, the dispersion force is first borne by the metal shaft core body 1, then is transmitted to the dispersion groove 2, the dispersion groove 2 is a wave-shaped structure formed by a plurality of arc-shaped grooves, the cross section of the dispersion groove 2 is an arc-shaped structure, the dispersion groove 2 can bear force uniformly, the dispersion force can be dispersed without affecting the strength of the metal shaft core body 1, the strength of the metal shaft core body 1 is improved, the dispersion force of the dispersion groove 2 is transmitted to the reinforcing blocks 302, the reinforcing grooves 304 are isosceles trapezoidal structures, the dispersion force can be buffered, the strength of the metal shaft core body 1 is improved again, the pressure-bearing grooves 303 are V-shaped structures, the pressure-bearing effect and the buffering effect of the reinforcing blocks 302 are improved, the dispersion and buffering of the dispersion force of the metal shaft core body 1 are performed multiple times in the whole stress process, the dispersion force is discharged, and the strength of the metal shaft core body 1 is greatly improved.

[0029] The working process of the whole device is as above, and the contents not described in detail in the specification all belong to the prior art known to those skilled in the art.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A high-strength metal core structure, characterized by comprising: Including metal axle core body (1), dispersion groove (2) and reinforcing component (3);The metal axle core body (1) linear array is set up with several dispersion grooves (2) on circumference surface;The metal axle core body (1) is provided with reinforcing component (3) inside.

2. A high-strength metal core structure according to claim 1, wherein The dispersion groove (2) is formed by the interlaced arrangement of several arc grooves, and the several arc grooves form a wave structure.

3. A high-strength metal core structure according to claim 2, wherein The dispersion groove (2) is in an arc shape in cross section.

4. A high-strength metal core structure according to claim 1, wherein The reinforcing component (3) includes a receiving groove (301), a reinforcing block (302), a pressure receiving groove (303), and a reinforcing groove (304). The metal axle core body (1) has the receiving groove (301) formed therein. The reinforcing blocks (302) are evenly and fixedly arranged in the receiving groove (301). The pressure receiving grooves (303) are symmetrically formed on both sides of the reinforcing block (302). The reinforcing grooves (304) are symmetrically formed on both sides of the reinforcing block (302).

5. A high-strength metal core structure according to claim 4, wherein The reinforcing block (302) is in an arc shape.

6. A high-strength metal core structure according to claim 4, wherein The pressure receiving grooves (303) are in isosceles trapezoidal shapes, and the size of the opposite side of the pressure receiving grooves (303) is smaller than the size of the side away from each other.

7. A high-strength metal core structure according to claim 4, wherein The reinforcing grooves (304) are in V shapes, and the tips of the reinforcing grooves (304) are oppositely arranged.

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