CN209977206U

CN209977206U - Track connecting mechanism for circular knitting machine

Info

Publication number: CN209977206U
Application number: CN201920496280.8U
Authority: CN
Inventors: 毛松敏; 陈慰宣
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-01-21
Anticipated expiration: 2029-04-12

Abstract

The utility model relates to a track connecting mechanism for a circular knitting machine, which comprises a big disc and a big gear, wherein the top side of the big disc is provided with an annular groove; the bottom demountable installation of gear wheel has the circle bearing, and this circle bearing includes bearing inner race and bearing inner race, and the bearing inner race comprises the stack of the interior lower lane of upper race of bearing and bearing, is equipped with the gasket in the bearing between the interior lower lane of upper race and bearing, and the bearing inner race circles through the rotatable cup joint of a plurality of steel balls in the bearing, and the bearing inner race is installed in the annular groove through a plurality of set screws. The utility model discloses a big circular knitting machine can dismantle through the deep bid and set up the bearing inner race, but the packing ring is gone up in the bearing between the lower circle in upper ring and the bearing, and the convenience is aimed at with the bearing inner race and is connected, guarantees the precision of being connected of bearing inner race and bearing inner race more easily, and the circle bearing is aimed at and is connected the back, and the bearing inner race passes through fixed screw connection in the annular groove of deep bid, and installation time is short, and installation effectiveness is high.

Description

Track connecting mechanism for circular knitting machine

Technical Field

The utility model relates to a track connection technical field of big circular knitting machine especially indicates a track coupling mechanism for big circular knitting machine.

Background

All actions of the circular knitting machine are borne on a large gear, referring to the attached figure 2 of the specification, the large gear of a common circular knitting machine is rotatably installed on a large disc through a steel wire track mechanism, the large disc is fixedly provided with a steel wire groove, meanwhile, a bearing inner ring of the large gear is correspondingly provided with the steel wire groove, and a steel wire used for limiting rolling of a steel ball is assembled in the steel wire groove. The bearing inner ring of the large gear is aligned and connected with the steel wire groove of the large disc, the butt joint precision is not well guaranteed, and the assembly efficiency is low.

Disclosure of Invention

The utility model provides a track coupling mechanism for big circular knitting machine to overcome current big circular knitting machine and have the problem that the bearing inner race processing degree of difficulty is big and installation effectiveness is low

The utility model adopts the following technical scheme:

a track connecting mechanism for a circular knitting machine comprises a large disc and a large gear, wherein an annular groove is formed in the top side of the large disc; the bottom demountable installation of above-mentioned gear wheel has the circle bearing, and this circle bearing includes bearing inner race and bearing inner race, and the bearing inner race comprises the stack of lower circle in upper circle and the bearing in the bearing, is equipped with the gasket in the bearing between upper circle and the bearing in the lower circle, and the bearing inner race circles at the bearing inner race through the rotatable cup joint of a plurality of steel balls, and the bearing inner race is installed in above-mentioned annular groove through a plurality of fixed screws.

In a further improvement, the bearing inner ring and the bearing outer ring are respectively provided with two steel wire grooves, the cross sections of the steel wire grooves are in a V shape, steel wires are assembled in the steel wire grooves, and the steel balls slide along a limiting channel formed by the four steel wires in a rolling mode.

From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages: the circular knitting machine can be disassembled through the large disc to arrange the bearing outer ring, the upper gasket can be directly arranged between the bearing inner upper ring and the bearing inner lower ring, the circular knitting machine is conveniently aligned and connected with the bearing outer ring, the connection precision of the bearing inner ring and the bearing outer ring is more easily ensured, after the circular knitting machine is aligned and connected, the bearing outer ring is connected in the annular groove of the large disc through the fixing screw, the installation time is short, and the installation efficiency is high; the limiting steps are arranged in the middle of the upper ring and the lower ring in the bearing, gaps do not need to be formed in the limiting steps, and workpieces are easy to process; the steel wire groove is V-shaped, the steel wire is not easy to be dislocated in the steel wire groove, the large gear is guaranteed to rotate smoothly on the large disc, equipment faults are few, and the service life is long.

Drawings

Fig. 1 is a schematic partial sectional structural view of a rail connecting mechanism for a circular knitting machine according to the present invention.

Fig. 2 is a schematic partial sectional structural view of a rail connecting mechanism of a circular knitting machine according to the background art of the present invention.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

Referring to fig. 1, a track connecting mechanism for a circular knitting machine comprises a large disc 1 and a large gear 2, wherein the top side of the large disc 1 is provided with an annular groove 10; the circle bearing 3 is detachably mounted at the bottom end of the large gear 2, the circle bearing 3 comprises a bearing inner ring 31 and a bearing outer ring 32, the bearing inner ring 31 is formed by superposing an upper ring 311 in the bearing and a lower ring 312 in the bearing, a gasket 33 is assembled between the upper ring 311 in the bearing and the lower ring 312 in the bearing, the bearing outer ring 32 is rotatably sleeved on the bearing inner ring 31 through a plurality of steel balls 4, a steel ball 4 rolling channel is formed between the outer side wall of the bearing inner ring 31 and the inner side wall of the bearing outer ring 32, the bearing outer ring 32 is mounted in the annular groove 10 through a plurality of fixing screws 21, and the fixing screws 21 are uniformly distributed along the circumferential direction of the bearing outer ring. The bearing inner ring 31 and the bearing outer ring 32 are both provided with two wire grooves, the cross sections of the wire grooves are in a V shape, steel wires are assembled in the wire grooves, an inner upper steel wire 41 is assembled in the wire groove of the inner upper ring 311 of the bearing, an inner lower steel wire 42 is assembled in the wire groove of the inner lower ring 312 of the bearing, an outer upper steel wire 43 and an outer lower steel wire 44 are respectively assembled in the two wire grooves of the bearing outer ring 32, and the steel ball 4 slides in a rolling mode along a limiting channel formed by the four steel wires. The middle part of the upper ring 311 in the bearing is provided with the limiting steps 34 extending downwards, the limiting steps 34 are uniformly distributed along the circumferential direction of the upper ring 311 in the bearing, and the workpiece processing is simple, small in error and high in precision.

Referring to fig. 1, during installation, the bearing inner upper ring 311 is fixed at the bottom end of the outer side of the gearwheel 2 by bolts, the bearing outer ring 32 is sleeved on the outer side of the bearing inner upper ring 311, the bearing inner upper ring 311 is provided with a gasket 33, the bearing inner lower ring 312 is installed after being aligned with the bearing inner upper ring 311, the gearwheel 2 is lifted, the bearing inner ring 31 and the bearing outer ring 32 are correspondingly inserted into the annular groove 10, the bearing outer ring 32 is locked by fixing screws 21 through the through holes 20 of the gearwheel 2 and fixedly connected with the gearwheel 1, and the operation is simple, the installation efficiency is high, and the precision is easily ensured.

The circular knitting machine of the utility model can be disassembled through the large disc 1 to arrange the bearing outer ring 32, the upper gasket can be directly arranged between the bearing inner upper ring 311 and the bearing inner lower ring 312, the connection with the bearing outer ring 32 is convenient, the connection precision of the bearing inner ring 31 and the bearing outer ring 32 is more easily ensured, after the circular bearing 3 is connected in an aligned manner, the bearing outer ring 32 is connected in the annular groove 10 of the large disc 1 through the fixing screw 21, the installation time is short, and the installation efficiency is high; the limiting step 34 is arranged in the middle of the bearing inner upper ring 311 and the bearing inner lower ring 312, the limiting step 34 does not need to be provided with a notch, and the workpiece is easy to process; the steel wire groove is V-shaped, the steel wire is not easy to be dislocated in the steel wire groove, the large gear 2 is guaranteed to rotate on the large disc 1 smoothly, equipment faults are few, and the service life is long.

The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims

1. A track connecting mechanism for a circular knitting machine comprises a large disc and a large gear, wherein an annular groove is formed in the top side of the large disc; the method is characterized in that: the circle bearing is detachably mounted at the bottom end of the large gear and comprises a bearing inner ring and a bearing outer ring, the bearing inner ring is formed by superposing an upper ring in the bearing and a lower ring in the bearing, a gasket is assembled between the upper ring in the bearing and the lower ring in the bearing, the bearing outer ring is rotatably sleeved on the bearing inner ring through a plurality of steel balls, and the bearing outer ring is mounted in the annular groove through a plurality of fixing screws.

2. The track connecting mechanism for circular knitting machines as claimed in claim 1, wherein said bearing inner race and said bearing outer race are each provided with two wire grooves having a "V" shaped cross section, and the wire grooves are fitted with wires, and said steel balls roll and slide along a spacing passage formed by four wires.