CN212607674U

CN212607674U - Roller transmission connecting structure and conveying line

Info

Publication number: CN212607674U
Application number: CN202020792039.2U
Authority: CN
Inventors: 刘恒生
Original assignee: Foshan Chaoyue Zhizao Woodworking Machinery Co ltd
Current assignee: Foshan Chaoyue Zhizao Woodworking Machinery Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-02-26
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a cylinder drive connection structure to a transfer chain with cylinder drive connection structure is disclosed, wherein cylinder drive connection structure includes: the inner wall of the bearing is provided with a first key groove; the two ends of the roller body are provided with connecting shafts matched with the bearings, and the connecting shafts are provided with second key grooves corresponding to the first key grooves in position; a key is arranged between the first key groove and the second key groove; the cylinder body rotates the in-process, carries out synchronous rotation through the inner ring of key and bearing, avoids taking place to skid relatively between the connecting axle of cylinder body and the bearing and cause wearing and tearing, all plays the protection effect to cylinder body and bearing, improves life.

Description

Roller transmission connecting structure and conveying line

Technical Field

The utility model relates to a transfer apparatus technical field, in particular to cylinder drive connection structure and transfer chain.

Background

The transfer chain is like belt conveyor line, cylinder transfer chain etc. its transmission end generally uses the cylinder to drive the belt or other rotate from the driving wheel, the cylinder that current transfer chain used passes through bearing 100 to be installed in the frame, the link of cylinder is direct to be pegged graft in bearing 100, take place relative rotation to take place the friction between cylinder and the bearing 100 during rotation, the link that can the cylinder appears wearing and tearing after using for a long time, take place to skid between cylinder and the bearing 100, the life of serious influence cylinder like this.

SUMMERY OF THE UTILITY MODEL

The present invention aims to solve at least one of the above-mentioned technical problems in the related art to a certain extent. Therefore, the utility model provides a cylinder transmission connection structure can guarantee life and transmission effect.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model discloses still provide a transfer chain of having above-mentioned cylinder transmission connection structure.

According to the utility model discloses a cylinder transmission connection structure of first aspect embodiment includes: the inner wall of the bearing is provided with a first key groove; the two ends of the roller body are provided with connecting shafts matched with the bearings, and the connecting shafts are provided with second key grooves corresponding to the first key grooves in position; a key is mounted between the first keyway and the second keyway.

According to the utility model discloses cylinder transmission connection structure has following beneficial effect at least: the cylinder body rotates the in-process, carries out synchronous rotation through the inner ring of key and bearing, avoids taking place to skid relatively between the connecting axle of cylinder body and the bearing and cause wearing and tearing, all plays the protection effect to cylinder body and bearing, improves life.

According to some embodiments of the utility model, the connecting axle is equipped with two at least ladder sections, each all be equipped with on the ladder section the second keyway.

According to some embodiments of the utility model, the bearing includes inner ring and outer loop, inner ring axial length is greater than the axis length of outer loop, be equipped with the through-hole on the rampart of inner ring, the inner ring with utilize the fastener to pass through between the connecting axle the through-hole is fixed.

According to some embodiments of the invention, the key is a flat key or a half-round key.

According to the utility model discloses a transfer chain of second aspect embodiment, including driving shaft, driven shaft and motor, the driving shaft with the driven shaft is above-mentioned cylinder transmission connection structure.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an exploded view of the roller transmission connection structure of the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1 of the present invention;

fig. 3 is a schematic diagram of the conveying line structure of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1 and 2, a drum driving connection structure includes: a bearing 100, the inner wall of which is provided with a first key groove 110; a connecting shaft 300 engaged with the bearing 100 is provided at both ends of the drum body 200, and the connecting shaft 300 is provided with a second key groove 310 corresponding to the first key groove 110; a key 400 is installed between the first key groove 110 and the second key groove 310.

As shown in fig. 1, fig. 2 and fig. 3, the roller transmission connection structure in this embodiment is applied to a belt conveyor, two bearings 100 are respectively installed on bearing seats 540 at two sides of the belt conveyor, connecting shafts 300 at two sides of the roller body 200 penetrate into the bearings 100, the first key groove 110 and the second key groove 310 are connected through a key 400, the connecting shaft 300 at one end of the roller body 200 is connected with a motor 530, the roller body 200 is driven by the motor 530 to rotate, the roller body 200 rotates synchronously with an inner ring 130 of the bearing 100 through the key 400, abrasion caused by relative slipping between the connecting shaft 300 of the roller body 200 and the bearing 100 is avoided, the roller body 200 and the bearing 100 are both protected, and the service life is prolonged.

In some embodiments of the present invention, the connecting shaft 300 is provided with at least two step sections 320, each step section 320 is provided with the second key groove 310, one step section 320 is used for being connected with the bearing 100, the other step section 320 is connected with the transmission member 550 through the key 400, and the transmission member 550 is used for being connected with the motor 530 for transmission.

In some embodiments of the present invention, the bearing 100 includes an inner ring 130 and an outer ring 120, an axial length of the inner ring 130 is greater than an axial length of the outer ring 120, a through hole 111 is formed on a wall of the inner ring 130, and the inner ring 130 and the connecting shaft 300 are fixed by a fastening member 112 through the through hole 111; the fastening member 112 may be a screw, a shaft pin, or the like, and the fastening member 112 is abutted on the outer wall of the connection shaft 300 through the through hole 111, so that the axial play between the connection shaft 300 and the bearing 100 is prevented by the fastening member 112.

In some embodiments of the present invention, the key 400 is a flat key or a semicircular key, so as to ensure the transmission effect.

Referring to fig. 1, 2 and 3, a conveyor line comprises a driving shaft 510, a driven shaft 520 and a motor 530, wherein the driving shaft 510 and the driven shaft 520 are the roller transmission connection structure; the driving shaft 510 and the driven shaft 520 on the conveying line are in a roller transmission connection structure, so that the service life and the transmission effect of the driving shaft 510 and the driven shaft 520 are guaranteed.

In the description herein, references to the description of "some specific embodiments" 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A roller drive connection structure, comprising:

the bearing (100) is provided with a first key groove (110) on the inner wall;

a connecting shaft (300) matched with the bearing (100) is arranged at two ends of the roller body (200), and a second key groove (310) corresponding to the first key groove (110) is arranged on the connecting shaft (300);

a key (400) is mounted between the first keyway (110) and the second keyway (310).

2. The drum drive connection structure according to claim 1, wherein: the connecting shaft (300) is provided with at least two step sections (320), and each step section (320) is provided with the second key groove (310).

3. The drum drive connection structure according to claim 1, wherein: the bearing (100) comprises an inner ring (130) and an outer ring (120), the axial length of the inner ring (130) is larger than the axial length of the outer ring (120), a through hole (111) is formed in the ring wall of the inner ring (130), and the inner ring (130) and the connecting shaft (300) are fixed through the through hole (111) by a fastening piece (112).

4. The drum drive connection structure according to claim 1, wherein: the key (400) is a flat key or a semicircular key.

5. A conveyor line, including driving shaft (510), driven shaft (520) and motor (530), characterized in that: the driving shaft (510) and the driven shaft (520) are the drum transmission connection structure according to any one of claims 1 to 4.