CN210881534U

CN210881534U - Steel core truckle of moulding plastics

Info

Publication number: CN210881534U
Application number: CN201921570848.2U
Authority: CN
Inventors: 许健鸿
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-30
Anticipated expiration: 2029-09-20

Abstract

The utility model provides a steel core truckle of moulding plastics, including the truckle body and with this body coupling's of truckle articulated seat, the truckle body includes two wheels of mutual butt joint in side, sets up the position bearing at wheel center, passes position bearing's articulated shaft, sets up at the bond line of wheel lateral surface and sets up the nylon layer of moulding plastics in the bond line outside, and the both ends and the articulated seat of articulated shaft are connected. The utility model provides a novel truckle for wheel surface plastic material is difficult to drop and damage, utilizes the adhesive and moulds plastics the nylon layer, avoids the plastic material to drop, and two mutual butt joints of wheel are connected simultaneously, are favorable to increasing the steadiness of wheel motion, have reduced because rocking of wheel and the harm that brings for the plastic material.

Description

Steel core truckle of moulding plastics

Technical Field

The utility model relates to a transportation equipment technical field especially relates to a steel core truckle of moulding plastics.

Background

In the transportation process, transportation devices such as dollies and flat cars are often used to facilitate transportation. These transportation devices generally use wheels made of rubber or plastic materials in various shapes, and because the rubber or plastic materials are soft, the jolts and shakes caused by contact with the ground can be reduced in the transportation process. However, the rubber and plastic wheels have the defects of poor wear resistance, poor adhesion with the metal framework, easy aging, low load capacity and the like, and the worn old wheels have to be replaced frequently, so that the material consumption is large and the cost is increased. In addition, the wheel in the prior art has a single structure and a large weight, which also brings adverse effects to the aging of rubber and plastic materials, and is not easy to dissipate heat, so that the technical problem needs to be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel truckle has solved the technical problem that wheel surface plastic material drops easily and damages, utilizes the bond line and moulds plastics the nylon layer, avoids the plastic material to drop, and two mutual butt joints of wheel are connected simultaneously, are favorable to increasing the steadiness of wheel motion, have reduced because rocking of wheel and the harm that brings for the plastic material.

The utility model provides a steel core truckle of moulding plastics, including the truckle body and with this body coupling of truckle's articulated seat, the truckle body includes two wheels of mutual butt joint of side, sets up the position bearing at wheel center, pass position bearing's articulated shaft, setting are in the bond line and the setting of wheel lateral surface are in the nylon layer of moulding plastics in the bond line outside, the both ends of articulated shaft with articulated seat is connected.

Be provided with two wheels, through the mutual butt joint of two wheels, increased the stationarity of truckle motion and the intensity of connection, be provided with the bond line and mould plastics the nylon layer, promptly under high temperature, mould plastics the surface of bond line with nylon, increased the steadiness that bonds or connect on the one hand, on the other hand, the bond line takes place mutual diffusion with the nylon layer molecule of moulding plastics for connect inseparabler.

The wheel includes annular dustcoat, sets up the solid fixed ring of annular dustcoat one end and with the round platform section of thick bamboo that solid fixed ring is connected, the last lower base of round platform section of thick bamboo link up, the round platform section of thick bamboo is shell form and wall thickness is even.

Annular dustcoat, solid fixed ring and round platform section of thick bamboo are the shell form, are favorable to having alleviateed weight on the one hand, and on the other hand, this structure is convenient for dispel the heat, and the nature that generates heat reduces. In addition, compared with other structures, the circular bulge structure similar to the circular truncated cone has higher load bearing capacity under the condition of the same weight.

The large end face of the circular truncated cone is connected with the end face of the fixing ring, the small end face of the circular truncated cone faces the outer side of the annular outer cover, the positioning bearing is arranged in the small end face of the circular truncated cone, and the circular truncated cone is arranged in the annular outer cover;

the opening size of the large end face of the circular truncated cone cylinder is consistent with the inner diameter size of the fixing ring.

The two side surfaces of the fixing ring are provided with a plurality of concave-convex through holes in a circular array, and the through holes of the two wheels are arranged close to each other and aligned;

the through holes are riveting holes formed by stretching and flanging the riveting holes, and the two fixing rings are connected through the rivets.

A plurality of through-hole forms through the tensile anti-hole of punching press, preferentially, through-hole quantity is plane, convex surface a plurality of, and the wheel passes through the steel material preparation, and above-mentioned through-hole adopts fretwork swell type design, and it is high to rivet concentric accuracy that makes the wheel certainly, and is more firm at the in-process that uses.

The materials involved in the utility model are all the materials in the prior art, and the invention point is not in the materials themselves, but in the positions or connection relations between the materials.

The utility model discloses reach following effect of showing:

(1) the two wheels are in butt joint connection with each other, so that the stability of the movement of the caster is improved;

(2) the bonding layer and the injection molding nylon layer are arranged, so that the conventional plastic layer is prevented from falling off from the wheel;

(3) the light weight structural design of wheel is favorable to reducing the weight of wheel, optimizes its structure, also makes the wheel dispel the heat more easily.

Drawings

Fig. 1 is a schematic structural view of a steel core injection molding caster in an embodiment of the present invention.

Fig. 2 is a schematic structural view of the caster body in the embodiment of the present invention.

Fig. 3 is a schematic structural view of the wheel body according to an embodiment of the present invention.

Wherein the reference numerals are: 1. a hinged seat; 2. hinging a shaft; 3. a wheel; 3-1, covering; 3-2, fixing a ring; 3-3, positioning holes; 3-4, a circular truncated cone; 3-5, positioning a bearing; 4. and (4) injection molding a nylon layer.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is described below by way of specific embodiments.

Referring to fig. 1 and 2, the steel core injection molding caster comprises a caster body and an articulated seat 1 connected with the caster body, wherein the caster body comprises two wheels 3 with side surfaces butted with each other, positioning bearings 3-5 arranged at the centers of the wheels 3, an articulated shaft 2 penetrating through the positioning bearings 3-5, an adhesive layer arranged on the outer side surface of the wheel 3 and an injection molding nylon layer 4 arranged on the outer side of the adhesive layer, and two ends of the articulated shaft 2 are connected with the articulated seat 1.

Be provided with two wheels 3, through the mutual butt joint of two wheels 3, increased the stationarity of truckle motion and the intensity of connection, be provided with the bond line and mould plastics nylon layer 4, promptly under high temperature, mould plastics the surface of bond line with nylon, increased the steadiness that bonds or connect on the one hand, on the other hand, the bond line takes place mutual diffusion with 4 molecules on the nylon layer of moulding plastics for it is inseparabler to connect.

Referring to fig. 3, the wheel 3 comprises an annular outer cover 3-1, a fixing ring 3-2 arranged at one end of the annular outer cover 3-1 and a circular table cylinder 3-4 connected with the fixing ring 3-2, wherein the upper bottom and the lower bottom of the circular table cylinder 3-4 are communicated, and the circular table cylinder 3-4 is in a shell shape and has uniform wall thickness.

The annular outer cover 3-1, the fixing ring 3-2 and the circular truncated cone 3-4 are all shell-shaped, so that on one hand, the weight is favorably reduced, on the other hand, the structure is convenient for heat dissipation, and the heating performance is reduced. In addition, the round bulge structure similar to the round cone 3-4 has higher load bearing capacity than other structures under the same weight.

The large end face of the circular truncated cone 3-4 is connected with the end face of the fixed ring 3-2, the small end face of the circular truncated cone 3-4 is arranged towards the outer side of the annular outer cover 3-1, a positioning bearing 3-5 is arranged in the small end face of the circular truncated cone 3-4, and the circular truncated cone 3-4 is arranged in the annular outer cover 3-1;

the opening size of the large end face of the circular truncated cone 3-4 is consistent with the inner diameter size of the fixing ring 3-2.

The two side surfaces of the fixing ring 3-2 are provided with a plurality of through holes 3-3 in a circular array, and the through holes 3-3 of the two wheels 3 are arranged close to each other and aligned;

the through hole 3-3 is a riveting hole, a rivet is arranged in the riveting hole, and the two fixing rings 3-2 are connected through the rivet.

The through holes 3-3 are formed by punching and stretching reverse holes, preferably, the number of the through holes 3-3 is a plurality of planes and convex surfaces, the wheel 3 is made of steel materials, the through holes 3-3 are designed in a hollow bulge mode, and the wheel is riveted to be high in concentric accuracy and firmer in the using process.

The utility model discloses specific working process:

the body of the wheel 3 is formed by stamping steel, electroplating and sand blasting are carried out on the surface of the body, hole sites are arranged for riveting, then a bonding layer is coated on the surface of the steel core, nylon PA is wrapped in an injection molding machine, and the injection molding is carried out at high temperature of 160-178 ℃ and high pressure, so that the material density of the caster is larger, the caster is not glued and is not damaged.

The technical features that the utility model has not been described can be realized through or adopt prior art, and no longer give unnecessary details here, and of course, the above-mentioned explanation is not right the utility model discloses a restriction, the utility model discloses also not only be limited to the above-mentioned example, ordinary skilled person in this technical field is in the utility model discloses a change, modification, interpolation or replacement made in the essential scope also should belong to the utility model discloses a protection scope.

Claims

1. The utility model provides a steel core truckle of moulding plastics, including the truckle body and with this body coupling of truckle articulated seat, a serial communication port, the truckle body includes two wheels of mutual butt joint of side, sets up the position bearing at wheel center, pass position bearing's articulated shaft, setting are in the bond line of wheel lateral surface and setting are in the nylon layer of moulding plastics in the bond line outside, the both ends of articulated shaft with articulated seat is connected.

2. The steel core injection molding caster wheel of claim 1, wherein the wheel comprises an annular outer cover, a fixing ring arranged at one end of the annular outer cover, and a circular truncated cone connected with the fixing ring, the upper bottom and the lower bottom of the circular truncated cone are communicated, and the circular truncated cone is shell-shaped and has a uniform wall thickness.

3. The steel core injection molding caster wheel as claimed in claim 2, wherein a large end surface of the round table cylinder is connected with an end surface of the fixing ring, a small end surface of the round table cylinder is arranged towards the outside of the annular outer cover, the positioning bearing is arranged in the small end surface of the round table cylinder, and the round table cylinder is arranged in the annular outer cover;

4. The steel core injection molding caster wheel as claimed in claim 3, wherein a plurality of through holes are arranged in a circular array on both side surfaces of the fixing ring, and the through holes of the two wheels are aligned and connected with each other;

the through hole is a riveting hole which is a plane and a convex hole and is self-riveted relatively, and the two fixing rings are self-riveted through the through hole.

5. Steel core injection molded caster according to claim 4, wherein said adhesive layer has two layers.