CN218621284U

CN218621284U - Combined needle cylinder for circular knitting machine

Info

Publication number: CN218621284U
Application number: CN202222717986.7U
Authority: CN
Inventors: 周志杰
Original assignee: Quanzhou Jing Magnesium Technology Co ltd
Current assignee: Quanzhou Jing Magnesium Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-03-14
Anticipated expiration: 2032-10-14

Abstract

The utility model belongs to the technical field of the knitting machine of circular knitting, especially, relate to a combination formula cylinder for knitting machine of circular knitting, including the barrel, be provided with the cooling chamber that the packing has the coolant in this barrel, be provided with on this barrel and be used for cooling chamber and the barrel to communicate mutually and be used for the interface that the coolant added outward, be provided with the joint in this interface. Can add the coolant toward the cooling chamber through connecting, through the coolant at the cylinder during operation, cool off the cylinder in real time, only need regularly toward the cooling intracavity add the coolant can, for external endless cooling pipeline, the operation is more simple and convenient, and need not take off the cylinder, can not influence knitting machine work.

Description

Combined needle cylinder for circular knitting machine

Technical Field

The utility model belongs to the technical field of the knitting machine of circular knitting, especially, relate to a combination formula cylinder for knitting machine of circular knitting.

Background

In the environment that the temperature rises year by year, the heating of the needle cylinder becomes the biggest source for weaving defective products by the circular knitting machine. The reason is that the needle cylinder is subject to the continuous movement of thousands of needles, which causes the heat generated by the friction between the needles and the wall of the needle cylinder and the heat of high temperature in the environment to heat the needle cylinder more quickly, and the heat is conducted with each other through the machine parts, which causes the expansion deformation of the main parts of the heart part of the machine and the precision decrease, and the final result is the defects of various defects on the cloth surface.

Chinese utility model patent (CN 211079512U) a lower needle cylinder and circular knitting machine, lower needle cylinder includes outer barrel and interior barrel, the outer peripheral face of interior barrel is laminated with the inner peripheral surface of outer barrel, outer barrel outer peripheral face is formed with the needle groove, be formed with the cooling channel of spiral extension between the outer peripheral face of interior barrel and the inner peripheral surface of outer barrel, cooling channel one end input coolant liquid, thereby the other end output coolant liquid forms the return circuit, with lower needle cylinder fall into interior barrel and outer barrel two parts, and set up the cooling channel of spiral extension between interior barrel and the outer barrel, cooling channel one end input coolant liquid, thereby the other end output coolant liquid forms the return circuit, thereby realize the circulative cooling of lower needle cylinder, but the inventor finds that this scheme has following shortcoming at least:

the externally connected circulation pipeline is very inconvenient in the using process because the needle cylinder always rotates when in work, in other words, the needle cylinder needs to be detached from the knitting machine and then connected with the pipeline for cooling, the processing efficiency of the knitting machine is influenced, and the operation is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a combination formula cylinder for circular knitting machine solves the cooling operation trouble of present cylinder, and influences the problem of knitting machine machining efficiency.

In order to achieve the above object, the present invention provides a combined needle cylinder for circular knitting machine, which comprises a cylinder body, a cooling chamber filled with coolant is provided in the cylinder body, an interface for the cooling chamber to communicate with the outside of the cylinder body and for the coolant to add is provided on the cylinder body, and a joint is provided in the interface.

Preferably, the cylinder comprises a first connecting block and a second connecting block which are detachably connected, and at least one part of the cooling cavity is positioned at the connecting position of the first connecting block and the second connecting block.

Preferably, the cooling cavity is located on the first connecting block, a portion of the cooling cavity connected to the joint is referred to as a connecting port, an installation groove is provided between the first connecting block and the second connecting block, and a sealing ring surrounding the connecting port is installed in the installation groove.

Preferably, the joint is an air source self-sealing quick joint.

Preferably, the coolant is freon.

Preferably, the first connecting block and the second connecting block are detachably connected through a locking bolt.

Preferably, the sealing ring is a "0" ring.

Preferably, the joint is threadedly connected to the interface.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the cylinder have following technological effect at least:

can add the coolant toward the cooling chamber through connecting, through the coolant at the cylinder during operation, cool off the cylinder in real time, only need regularly toward the cooling intracavity add the coolant can, for external endless cooling pipeline, the operation is more simple and convenient, and need not take off the cylinder, can not influence knitting quick-witted work.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a sectional view of a combination syringe according to an embodiment of the present invention.

Description of the main reference numerals: 1. a first connection block; 2. a second connecting block; 3. a cooling chamber; 4. an interface; 5. mounting grooves; 6. and (5) sealing rings.

Detailed Description

Reference will now be made in detail to the 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 functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, a combined needle cylinder for a circular knitting machine is provided, referring to fig. 1, comprising a cylinder body, a cooling cavity 3 filled with a coolant is arranged in the cylinder body, an interface 4 for communicating the cooling cavity 3 with the outside of the cylinder body and adding the coolant is arranged on the cylinder body, and a joint is arranged in the interface 4; the cooling cavity 3 can be filled with coolant in the past through the joint, the needle cylinder is cooled in real time when the needle cylinder works through the coolant, the coolant only needs to be added into the cooling cavity 3 at regular time, compared with an externally-connected circulating cooling pipeline, the operation is simpler and more convenient, the needle cylinder does not need to be taken down, the work of a knitting machine is not influenced, the coolant can adopt nitrogen, ammonia and Freon, but the nitrogen and the ammonia can generate toxicity, so that the Freon is optimal, heat is generated during the knitting of the needle cylinder, the Freon can be promoted to generate vaporization, a large amount of heat is absorbed during vaporization, the purpose of cooling the needle cylinder is achieved, the area and the shape of the cooling cavity 3 can be set according to actual conditions, the cooling cavity can be designed into a spiral curve shape or an annular shape, the coolant can be distributed on the whole surface of the needle cylinder as far as possible, the cooling effect is better, the interface 4 can adopt an air source self-sealing quick joint, the air source self-sealing quick joint is in threaded connection with the interface 4, and the air source self-sealing quick joint can be quickly and automatically sealed after the air pipe is pulled out after the coolant is filled with the coolant in detail (similar to purchase of wheels, the principle of the inflation nozzle, the embodiment of the air source self-sealing quick joint, and the air-sealing quick joint is well-sealing quick joint.

In another embodiment of the present invention, referring to fig. 1, the cylinder includes a first connecting block 1 and a second connecting block 2 which are detachably connected, and the cooling chamber 3 is at least partially located at a junction of the first connecting block 1 and the second connecting block 2. Can but not be limited to lock nut between first connecting block 1 and the second connecting block 2 and be connected, divide into first connecting block 1 and second connecting block 2 with whole barrel and be convenient for cooling chamber 3 processing, can process cooling chamber 3 earlier, then with first connecting block 1 and second connecting block 2 assembly seal. This cooling chamber 3 is located first connecting block 1, and the part that this cooling chamber 3 and junction are connected is called the connector 4, be provided with mounting groove 5 between this first connecting block 1 and the second connecting block 2, install the sealing washer 6 that surrounds connector 4 in this mounting groove 5, sealing washer 6 is "0" type circle, mainly carry out 360 sealings to connector 4, because there is the clearance between first connecting block 1 and the second connecting block 2, the effectual gas tightness that improves cooling chamber 3 under the effect of sealing washer 6.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A kind of combined cylinder used for circular knitting machine, including the cylinder, characterized by that: the cooling cavity (3) filled with the coolant is arranged in the barrel, an interface (4) used for communicating the cooling cavity (3) with the outside of the barrel and adding the coolant is arranged on the barrel, and a joint is arranged in the interface (4).

2. Combined needle cylinder for circular knitting machines according to claim 1, characterized in that: the cylinder comprises a first connecting block (1) and a second connecting block (2) which are detachably connected, and at least one part of the cooling cavity (3) is positioned at the connecting part of the first connecting block (1) and the second connecting block (2).

3. Combined needle cylinder for circular knitting machines according to claim 2, characterized in that: the cooling cavity (3) is positioned on the first connecting block (1), the part of the cooling cavity (3) connected with the joint is called a connecting port (4), an installation groove (5) is arranged between the first connecting block (1) and the second connecting block (2), and a sealing ring (6) surrounding the connecting port (4) is installed in the installation groove (5).

4. Combined needle cylinder for circular knitting machines according to claim 1, characterized in that: the joint is an air source self-sealing quick joint.

5. Combined needle cylinder for circular knitting machines according to any of claims 1 to 4, characterized in that: the coolant is freon.

6. Combined needle cylinder for circular knitting machines according to claim 2, characterized in that: the first connecting block (1) and the second connecting block (2) are detachably connected through a locking bolt.

7. Combined needle cylinder for circular knitting machines according to claim 3, characterized in that: the sealing ring (6) is a '0' shaped ring.

8. Combined needle cylinder for circular knitting machines according to claim 1, characterized in that: the joint is in threaded connection with the interface (4).