CN216445567U

CN216445567U - Untwisting device of circular knitting machine for producing PP (polypropylene) tubular fabric

Info

Publication number: CN216445567U
Application number: CN202123212801.9U
Authority: CN
Inventors: 朱丙友
Original assignee: Qingdao Ivy Knitting Co ltd
Current assignee: Qingdao Ivy Knitting Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-06
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to the technical field of untwisters and discloses an untwister of a circular knitting machine for producing PP tubular fabrics, wherein a motor is fixedly assembled on a main body, an untwisting shaft is fixedly assembled at the output end of the motor, a protection barrel is fixedly assembled on the side surface of the main body, one end of the untwisting shaft is provided with an installation groove, the arc-shaped surface of the installation groove is provided with an assembly groove, a telescopic cavity is arranged inside the installation groove, a telescopic spring is fixedly assembled on the telescopic cavity, one end of the telescopic spring is fixedly assembled with a push plate, a bolt is assembled on the assembly groove in a threaded manner, a movable rod is fixedly assembled at the bottom of the push plate, and a pressing plate is fixedly assembled at one end of the movable rod. Increasing the difficulty of untwisting.

Description

Untwisting device of circular knitting machine for producing PP (polypropylene) tubular fabric

Technical Field

The utility model relates to the technical field of untwisters, in particular to an untwister of a circular knitting machine for producing PP (polypropylene) tubular fabric.

Background

The circular knitting machine has the advantages of high loop forming system (called yarn feeding path number or loop forming path number in enterprises for short) quantity, high rotating speed, high yield, fast pattern change, good fabric quality, few working procedures and strong product adaptability, so the circular knitting machine is developed quickly. The large single-side jacquard circular knitting machine is commonly called computer jacquard circular knitting machine, because the designed floppy disk is inserted into the computer, the knitting production can be carried out by inputting the program, so it is also called fool circular knitting machine, said machine uses computer program to make knitting needle selection to make knitting, non-knitting and tuck, and has two-position and three-position, and is used for knitting and producing knitted fabric with large pattern, the computer jacquard circular knitting machine has the advantages that the product design period is greatly shortened, the product cost of the circular knitting machine is reduced, the product quality is greatly improved, the economic benefit and the social benefit of an enterprise are improved, and the competitive power and the strain capacity of the enterprise are improved simultaneously.

The existing bobbin cloth needs to complete untwisting work through an untwister on a large circular knitting machine, but the existing untwister has the following problems in the using process:

the existing bobbin cloth is easy to wind the bobbin cloth on the surface of an untwisting shaft along with the rotation of the untwisting shaft, and the untwisting difficulty is increased, so that the untwisting device of the circular knitting machine for producing PP bobbin cloth is necessary to be used in the technical field of the existing untwisting device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a untwisting device of a circular knitting machine for producing PP tubular fabric, which aims to solve the problems that the existing tubular fabric is easy to wind on the surface of an untwisting shaft along with the rotation of the untwisting shaft and the untwisting difficulty is increased.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme:

a circular knitting machine untwisting device for producing PP tube cloth comprises a main body, wherein a motor is fixedly assembled on the main body, an untwisting shaft is fixedly assembled at the output end of the motor, the untwisting shaft penetrates through the main body in a movable mode and rotates on the main body, a protection cylinder is fixedly assembled on the side face of the main body, the untwisting shaft is located inside the protection cylinder, a mounting groove is formed in one end of the untwisting shaft, an assembling groove is formed in the arc-shaped surface of the mounting groove, a telescopic cavity is formed in the mounting groove and communicated with the telescopic cavity, a telescopic spring is fixedly assembled on the telescopic cavity, a push plate is fixedly assembled at one end of the telescopic spring and close to a communication port of the assembling groove and the telescopic cavity, a bolt is assembled on the assembling groove in a threaded mode, one end of the bolt is attached to the surface of the push plate, a movable rod is fixedly assembled at the bottom of the push plate and is located inside the telescopic spring, and the flexible chamber is run through in the one end activity of movable rod to the one end fixed assembly of movable rod has the clamp plate, and the clamp plate is arranged in the mounting groove.

Preferably, the top of the main body is fixedly provided with a hood, the hood is positioned above the protection cylinder, one end of the hood is fixedly provided with a connecting frame, the connecting frame is fixedly provided with a wire inlet device, and the wire inlet device is positioned on one side of the protection cylinder and the untwisting shaft.

Preferably, the bottom surface of mounting groove be provided with the spread groove symmetrically, be provided with movable chamber on the spread groove.

Preferably, the aperture value of the movable cavity is larger than that of the connecting groove.

Preferably, the spread groove on all the activity be equipped with the connecting block, all fixed being equipped with the fixed plate on the connecting block, the fixed plate is located movable chamber, the connecting block on all be equipped with elastic spring, elastic spring's both ends respectively with the fixed plate and the inner wall in movable chamber carry out fixed assembly, the fixed cardboard that is equipped with of one end of connecting block, the cardboard is located the clamp plate under.

Preferably, the bottom surface of mounting groove be provided with the draw-in groove, the draw-in groove is located between two spread grooves, the bottom fixed mounting of cardboard be equipped with the fixture block, the fixture block is provided with the pilot hole, the fixture block is located the draw-in groove directly over.

Preferably, when the elastic spring contracts, the clamping plate moves towards the contraction direction of the elastic spring, and the clamping block is movably assembled with the clamping groove.

(III) advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the untwisting device for the large circular knitting machine for producing PP tubular cloth, the tubular cloth penetrates through the wire inlet device, one end of the tubular cloth is placed below the pressing plate on the mounting groove, the bolt is assembled at the moment, one end of the bolt is used for stressing the pushing plate on the telescopic cavity, so that the telescopic spring is contracted, the movable rod moves, the pressing plate and the bottom surface of the mounting groove are combined to press the tubular cloth, the tubular cloth cannot move, the motor is started, and the untwisting shaft rotates, so that the tubular cloth cannot be wound on the untwisting shaft.

2. According to the untwisting device for the circular knitting machine for producing the PP tubular fabric, one end of the tubular fabric is placed into the assembling hole, the clamping plate is stressed by the pressing plate, the elastic spring is contracted, the connecting block moves towards the contraction direction of the elastic spring, and meanwhile one end of the tubular fabric is clamped into the clamping groove through the assembling hole in the clamping block, so that the fixity of the tubular fabric is improved.

Drawings

FIG. 1 is a schematic structural diagram of a untwister of a circular knitting machine for producing PP tubular fabric in the utility model;

FIG. 2 is a schematic sectional view of an untwisting shaft in the untwisting device of the circular knitting machine for producing PP tubular fabric in the utility model;

FIG. 3 is a cross-sectional view of an untwisting shaft according to the present invention;

FIG. 4 is an enlarged view of the structure at A of FIG. 3 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B of fig. 3 according to the present invention.

In the figure:

10. a main body; 11. a hood; 12. a motor; 13. a connecting frame;

20. a wire inlet device; 21. a protective cylinder; 22. untwisting the shaft; 23. mounting grooves;

30. a movable rod; 31. pressing a plate; 32. clamping a plate; 33. assembling a groove;

40. a telescoping chamber; 41. a bolt; 42. pushing the plate; 43. a tension spring;

50. a clamping block; 51. connecting grooves; 52. a movable cavity; 53. connecting blocks;

60. a fixing plate; 61. an elastic spring; 62. a card slot; 63. and (7) assembling holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 5, which are schematic structural views of a circular knitting machine for producing PP tubular fabric according to a preferred embodiment of the present invention, the circular knitting machine for producing PP tubular fabric of the present embodiment includes a main body 10, a motor 12 is fixedly mounted on the main body 10, an output end of the motor 12 is fixedly mounted with an untwisting shaft 22, the untwisting shaft 22 movably penetrates through the main body 10, and the untwisting shaft 22 rotates on the main body 10, a protection cylinder 21 is fixedly mounted on a side surface of the main body 10, the untwisting shaft 22 is located inside the protection cylinder 21, one end of the untwisting shaft 22 is provided with a mounting groove 23, an arc surface of the mounting groove 23 is provided with a mounting groove 33, an expansion cavity 40 is provided inside the mounting groove 23, the mounting groove 33 is communicated with the expansion cavity 40, an expansion spring 43 is fixedly mounted on the expansion cavity 40, one end of the expansion spring 43 is provided with a push plate 42, push plate 42 is close to the intercommunication mouth of assembly groove 33 and flexible chamber 40, assembly groove 33 on the screw thread be equipped with bolt 41, the one end and the push plate 42 surface of bolt 41 laminate, push plate 42's bottom fixed be equipped with movable rod 30, movable rod 30 is located the inside of expanding spring 43, and the one end activity of movable rod 30 runs through flexible chamber 40 to the fixed clamp plate 31 that is equipped with of one end of movable rod 30, clamp plate 31 is located mounting groove 23.

The top of the main body 10 is fixedly provided with a hood 11, the hood 11 is positioned above the protection cylinder 21, one end of the hood 11 is fixedly provided with a connecting frame 13, the connecting frame 13 is fixedly provided with a wire inlet device 20, and the wire inlet device 20 is positioned at one side of the protection cylinder 21 and the untwisting shaft 22.

In this embodiment, pass inlet wire ware 20 with section of thick bamboo cloth to the below of the clamp plate 31 on mounting groove 23 is placed to the one end of section of thick bamboo cloth, assembling bolt 41 this moment, the one end of bolt 41 carries out the atress to push pedal 42 on the flexible chamber 40, make expanding spring 43 contract, movable rod 30 removes, clamp plate 31 and the bottom surface of mounting groove 23 resultant force are pushed down to section of thick bamboo cloth, make section of thick bamboo cloth unable to move, starter motor 12, the rotation of untwisting shaft 22, make section of thick bamboo cloth unable to twine on untwisting shaft 22.

Example 2

As shown in fig. 1 to 5, which are schematic structural views of a detwister of a circular knitting machine for producing PP tubular fabric according to another preferred embodiment of the present invention, in order to further enhance the fixing effect of one end of the tubular fabric on the mounting groove 23, on the basis of example 1, the device is improved, the bottom surface of the mounting groove 23 is symmetrically provided with connecting grooves 51, the connecting grooves 51 are provided with movable cavities 52, the caliber of the movable cavities 52 is greater than that of the connecting grooves 51, the connecting grooves 51 are movably provided with connecting blocks 53, the connecting blocks 53 are fixedly provided with fixing plates 60, the fixing plates 60 are located in the movable cavities 52, the connecting blocks 53 are respectively provided with elastic springs 61, two ends of the elastic springs 61 are respectively fixedly provided with the fixing plates 60 and the inner walls of the movable cavities 52, one end of the connecting block 53 is provided with a clamping plate 32, the clamping plate 32 is located right below the pressing plate 31, the bottom surface of the mounting groove 23 is provided with a clamping groove 62, the clamping groove 62 is located between the two connecting grooves 51, the bottom of the clamping plate 32 is fixedly provided with a clamping block 50, the clamping block 50 is provided with an assembling hole 63, the clamping block 50 is located right above the clamping groove 62, when the elastic spring 61 contracts, the clamping plate 32 moves towards the contracting direction of the elastic spring 61, and the clamping block 50 and the clamping groove 62 are movably assembled.

In this embodiment, put into pilot hole 63 with section of thick bamboo cloth one end, clamp plate 31 carries out the atress to cardboard 32 for elasticity spring 61 contracts, and connecting block 53 removes toward elasticity spring 61's shrink direction, and pilot hole 63 on the fixture block 50 carries out the joint with section of thick bamboo cloth one end toward draw-in groove 62 simultaneously, makes the fixity of section of thick bamboo cloth improve.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A untwisting device of a circular knitting machine for producing PP tubular fabric comprises a main body (10),

the method is characterized in that:

the main part (10) on fixed be equipped with motor (12), the output of motor (12) is fixed be equipped with untwisting shaft (22), untwisting shaft (22) activity runs through main part (10) to untwisting shaft (22) rotates on main part (10), the side of main part (10) fixed be equipped with a protection section of thick bamboo (21), untwisting shaft (22) is located the inside of a protection section of thick bamboo (21), the one end of untwisting shaft (22) be provided with mounting groove (23), the arc surface of mounting groove (23) is provided with assembly groove (33), the inside of mounting groove (23) is provided with flexible chamber (40), assembly groove (33) and flexible chamber (40) communicate, flexible chamber (40) on fixed be equipped with expanding spring (43), the one end fixed be equipped with push pedal (42) of expanding spring (43), push pedal (42) are close to the intercommunication mouth of assembly groove (33) and flexible chamber (40), assembly groove (33) on the screw thread be equipped with bolt (41), the one end and push pedal (42) surface of bolt (41) are laminated, the fixed movable rod (30) that is equipped with in bottom of push pedal (42), movable rod (30) are located the inside of expanding spring (43), and the one end activity of movable rod (30) runs through flexible chamber (40) to the one end of movable rod (30) is fixed to be equipped with clamp plate (31), clamp plate (31) are located mounting groove (23).

2. The untwister of a circular knitting machine for producing PP tubular fabric according to claim 1, wherein: the top of main part (10) fixed be equipped with aircraft bonnet (11), aircraft bonnet (11) are located the top of a protection section of thick bamboo (21), the one end fixed of aircraft bonnet (11) be equipped with link (13), fixed be equipped with inlet wire ware (20) on link (13), inlet wire ware (20) are located one side of a protection section of thick bamboo (21) and untwisting shaft (22).

3. The untwister of the circular knitting machine for producing PP tubular fabric according to claim 2, wherein: the bottom surface of the mounting groove (23) is symmetrically provided with connecting grooves (51), and the connecting grooves (51) are provided with movable cavities (52).

4. The untwister of the circular knitting machine for producing PP tubular fabric according to claim 3, wherein: the aperture value of the movable cavity (52) is larger than that of the connecting groove (51).

5. The untwister of a circular knitting machine for producing PP tubular fabric according to claim 4, wherein: connecting groove (51) on all the activity be equipped with connecting block (53), on connecting block (53) all fixed mounting be equipped with fixed plate (60), fixed plate (60) are located movable chamber (52), connecting block (53) on all be equipped with elastic spring (61), the both ends of elastic spring (61) carry out fixed mounting with the inner wall of fixed plate (60) and movable chamber (52) respectively, the one end fixed mounting of connecting block (53) be equipped with cardboard (32), cardboard (32) are located clamp plate (31) under.

6. The untwister of a circular knitting machine for producing PP tubular fabric, according to claim 5, is characterized in that: the bottom surface of mounting groove (23) be provided with draw-in groove (62), draw-in groove (62) are located between two spread grooves (51), the bottom fixed assembly of cardboard (32) be equipped with fixture block (50), fixture block (50) are provided with pilot hole (63), fixture block (50) are located draw-in groove (62) directly over.

7. The untwister of a circular knitting machine for producing PP tubular fabric according to claim 6, wherein: when the elastic spring (61) contracts, the clamping plate (32) moves towards the contraction direction of the elastic spring (61), and the clamping block (50) and the clamping groove (62) are movably assembled.