CN216659443U - Novel roller assembly - Google Patents

Abstract

The utility model discloses a novel roller assembly, which comprises a bracket, wherein the top of the bracket is provided with a rotating hole and connected with an inserted rod, the top end of the inserted rod is provided with an annular groove, the middle part of the inserted rod is provided with an annular bump, and the bottom of the inserted rod is connected with a first bearing and a second bearing; the bottom of support is equipped with the gyro wheel mounting bracket, gyro wheel mounting bracket department swing joint has the gyro wheel body, and the gyro wheel mounting bracket corresponds with the gyro wheel body and is equipped with the shaft hole, both sides are equipped with third bearing and fourth bearing respectively around the shaft hole of gyro wheel body, wear to be equipped with front tube and back tube in the through-hole of third bearing and fourth bearing respectively, the rivet has been inserted to the one end of front tube. The roller assembly has the advantages of simple structure, easy production and installation, low manufacturing cost, free sliding of the roller on all floors under the protection of the polyurethane layer, and high practicability.

Description

Novel roller assembly

[ technical field ] A

The utility model relates to the technical field of rollers, in particular to a novel roller assembly.

[ background ] A method for producing a semiconductor device

Its structure of most wheel components on the market is complicated at present, and it is convenient inadequately to produce the installation, and the subassembly is more leads to manufacturing cost higher to the structure of pulley sets up unreasonablely, can not freely slide on all floors, consequently needs to make further improvement.

In order to overcome the above problems, we have developed a new type of roller assembly.

[ Utility model ] A method for manufacturing a semiconductor device

In order to achieve the purpose, the utility model adopts the technical scheme that: a novel roller assembly comprises a support, wherein a rotating hole is formed in the top of the support and is connected with an inserting rod, an annular groove is formed in the top end of the inserting rod, an annular convex block is arranged in the middle of the inserting rod, and a first bearing and a second bearing are connected to the bottom of the inserting rod; the bottom of support is equipped with the gyro wheel mounting bracket, gyro wheel mounting bracket department swing joint has the gyro wheel body, and the gyro wheel mounting bracket corresponds with the gyro wheel body and is equipped with the shaft hole, the shaft hole left and right sides of gyro wheel body is equipped with third bearing and fourth bearing respectively, wear to be equipped with head tube and back tube in the through-hole of third bearing and fourth bearing respectively, the rivet has been inserted to the one end of head tube, just the other end of rivet penetrates the back tube intraduct, and the shaft hole left and right sides of gyro wheel body is fixed with the lid that covers third bearing, fourth bearing, head tube, back tube and rivet.

In one or more embodiments, the rotation hole is provided with a dust cover, and the dust cover is provided with an opening for the insertion rod to pass through.

In one or more embodiments, the dust cap and the bracket are made of nylon.

In one or more embodiments, the other ends of the front tube and the rear tube away from each other are provided with annular stoppers.

In one or more embodiments, the first bearing, the second bearing, the third bearing and the fourth bearing are made of high-carbon steel.

In one or more embodiments, the roller body has a polyurethane layer on a surface thereof.

Compared with the background technology, the utility model has the following beneficial effects:

by adopting the technical scheme, the roller assembly has the advantages of simple structure, easiness in production and installation and low manufacturing cost, and the rollers can freely slide on all floors under the protection of the polyurethane layer, so that the roller assembly has high practicability.

[ description of the drawings ]

Fig. 1 is an exploded view of the present invention.

[ detailed description ] embodiments

The technical scheme and the beneficial effects of the utility model are clearer and clearer by further describing the specific embodiment of the utility model with the accompanying drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the utility model, but are not to be construed as limiting the utility model.

Referring to fig. 1, the present invention provides a novel roller assembly, which includes a bracket 1, wherein a rotation hole is formed at the top of the bracket 1 and is connected to an insertion rod 2, an annular groove 21 is formed at the top end of the insertion rod 2, an annular projection 22 is formed at the middle part of the insertion rod 2, and a first bearing 3 and a second bearing 4 are connected to the bottom of the insertion rod 2; the bottom of support 1 is equipped with gyro wheel mounting bracket 5, 5 swing joint of gyro wheel mounting bracket has gyro wheel body 6, and gyro wheel mounting bracket 5 corresponds with gyro wheel body 6 and is equipped with the shaft hole, the shaft hole left and right sides of gyro wheel body 6 is equipped with third bearing 7 and fourth bearing 8 respectively, wear to be equipped with head tube 9 and back tube 10 in the through-hole of third bearing 7 and fourth bearing 8 respectively, rivet 11 has been inserted to the one end of head tube 9, just inside rivet 11's the other end penetrated back tube 10, the shaft hole left and right sides of gyro wheel body 6 is fixed with the lid 12 that covers third bearing 7, fourth bearing 8, head tube 9, back tube 10 and rivet 11.

Preferably, a dust cover 13 is arranged at the rotating hole, and the dust cover 13 is provided with an opening for the insertion rod 2 to pass through.

Preferably, the dust cover and the bracket 1 are made of nylon materials.

Preferably, the other ends of the front tube 9 and the rear tube 10, which are far away from each other, are each provided with an annular stop 14.

Preferably, the first bearing 3, the second bearing 4, the third bearing 7 and the fourth bearing 8 are made of high-carbon steel.

Preferably, the surface of the roller body 6 has a polyurethane layer.

The roller assembly has the advantages of simple structure, easy production and installation, low manufacturing cost, free sliding of the roller on all floors under the protection of the polyurethane layer, and high practicability.

In the description of the specification, references to the description of "one embodiment," "preferably," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model, and the schematic representation of the terms in this specification does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

By describing the above structures and principles, those skilled in the art will appreciate that the present invention is not limited to the above embodiments, and that modifications and substitutions based on the known art are within the scope of the present invention as defined by the appended claims.

Claims (6)

1. A novel roller assembly comprises a support (1) and is characterized in that a rotating hole is formed in the top of the support (1) and connected with an inserting rod (2), an annular groove (21) is formed in the top end of the inserting rod (2), an annular convex block (22) is arranged in the middle of the inserting rod (2), and a first bearing (3) and a second bearing (4) are connected to the bottom of the inserting rod (2); the bottom of support (1) is equipped with gyro wheel mounting bracket (5), gyro wheel mounting bracket (5) department swing joint has gyro wheel body (6), and gyro wheel mounting bracket (5) correspond with gyro wheel body (6) and are equipped with the shaft hole, the shaft hole left and right sides of gyro wheel body (6) is equipped with third bearing (7) and fourth bearing (8) respectively, wear to be equipped with front tube (9) and back tube (10) in the through-hole of third bearing (7) and fourth bearing (8) respectively, rivet (11) have been inserted to the one end of front tube (9), just the other end of rivet (11) penetrates back tube (10) inside, and the shaft hole left and right sides of gyro wheel body (6) is fixed with lid (12) that cover third bearing (7), fourth bearing (8), front tube (9), back tube (10) and rivet (11).

2. The novel roller assembly of claim 1, wherein: the rotary hole is provided with a dustproof cover (13), and the dustproof cover (13) is provided with an opening for the insertion rod (2) to pass through.

3. The novel roller assembly of claim 2, wherein: the dust cover (13) and the support (1) are made of nylon materials.

4. The novel roller assembly of claim 1, wherein: the other ends of the front pipe (9) and the rear pipe (10) which are far away from each other are provided with annular stop blocks (14).

5. The novel roller assembly of claim 1, wherein: the first bearing (3), the second bearing (4), the third bearing (7) and the fourth bearing (8) are all made of high-carbon steel.

6. The novel roller assembly of claim 1, wherein: the surface of the roller body (6) is provided with a polyurethane layer.

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