Adjustable yarn guide device of cylinder knitting machine

Abstract

The utility model relates to the technical field of cylinder knitting machines, in particular to an adjustable yarn guide device of a cylinder knitting machine, which comprises a yarn guide device main body, the adjustable yarn guide device comprises a first fixing plate, the first fixing plate is arranged on the side wall of one side of the yarn guide device main body, and a first fixing frame is arranged at the top end of the first fixing plate. A second fixing frame is mounted on the side wall of one side of the yarn guide device body, through holes are formed in the second fixing frame and the first fixing frame, a large needle and thread cylinder body is arranged in the through holes, a fixing sleeve is mounted at the top end of the yarn guide device body, and a mounting frame is mounted at the top end of the fixing sleeve; and second fixing plates are mounted at the top ends of the mounting frames. According to the utility model, the sliding sleeve slides to extrude the first spring main body to deform, so that the positioning plate is driven to position and fix the small needle bobbin through the elastic recovery of the first spring main body, and the small needle bobbin is prevented from falling off during winding.

Description

Technical Field

[0001] The utility model relates to the technical field of circular knitting machines, in particular to an adjustable yarn guiding device for a circular knitting machine. Background Art

[0002] The circular knitting machine is a process testing instrument used in the field of textile science and technology. It is a kind of knitting weft knitting, mainly used for weaving double-sided sheet fabrics such as collars, hems, etc., or weaving single-sided tubular fabrics such as formed wool sweaters, etc. This machine is usually used to weave fabrics with finer textures, such as collars and hems. The use of circular knitting machines can be traced back to the end of the 18th century, when the first crochet single-needle cylinder circular knitting machine was manufactured. Then in the late 19th century, the double-needle cylinder circular knitting machine with latch needles appeared. In the early 20th century, there was a double-needle cylinder circular knitting machine with double-head latch needles. The evolution of these machines reflects the progress and development of textile technology. The yarn guide device is a device used in circular knitting machines. Its main function is to guide the yarn to be accurately placed on the knitting needles, thereby completing the knitting process.

[0003] At present, most of the adjustable yarn guiding devices of circular knitting machines on the market cannot position and fix the needle and thread cylinder when in use, which causes the small needle and thread cylinder to fall during yarn guiding, thereby affecting the yarn guiding effect of the yarn guiding device. At the same time, the existing adjustable yarn guiding device of circular knitting machines is not convenient for operators to install the large needle and thread cylinder, which brings inconvenience to the operators. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above or existing technologies, most of the adjustable yarn guiding devices of circular knitting machines on the market today cannot position and fix the needle and thread cylinder when in use, which causes the small needle and thread cylinder to fall during yarn guiding, thereby affecting the yarn guiding effect of the yarn guiding device. At the same time, the existing adjustable yarn guiding device of the circular knitting machine is not convenient for the operator to install the large needle and thread cylinder, which brings inconvenience to the operator. Therefore, the utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide an adjustable yarn guide device for a circular knitting machine.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: an adjustable yarn guide device of a circular knitting machine, comprising a yarn guide device body, which comprises a first fixing plate, the first fixing plate is mounted on a side wall of one side of the yarn guide device body, a first fixing frame is arranged at the top of the first fixing plate, a second fixing frame is mounted on the side wall of one side of the yarn guide device body, and through holes are provided inside the second fixing frame and the first fixing frame, a large needle and thread cylinder body is arranged inside the through hole, a fixing sleeve is mounted at the top of the yarn guide device body, and a mounting frame is mounted at the top of the fixing sleeve, a second fixing plate is mounted at the top of each mounting frame, and a positioning sleeve is rotatably mounted at the top of the second fixing plate through a bearing;

[0008] A positioning and fixing mechanism, comprising a fixing block, the fixing block being mounted on the outer wall of the positioning sleeve, a fixing rod being mounted on one end of the fixing block close to each other, and a sliding sleeve being sleeved on the outer wall of each fixing rod, a hinge plate being hinged on the outer wall of the sliding sleeve, and a positioning plate being hinged on one end of the hinge plate away from the sliding sleeve;

[0009] The installation and disassembly mechanism includes a first groove and a first slide groove. The first groove is opened at the top end of the first fixed plate. A mounting block is arranged inside the first groove, and a threaded hole is opened inside the mounting block. The internal thread of the threaded hole is connected with a screw rod body passing through the first groove. The top end of the mounting block is fixedly connected to the bottom end of the first fixed frame.

[0010] As a preferred solution of the utility model of an adjustable yarn guide device for a circular knitting machine, wherein: the outer wall of the fixed rod is sleeved with a first spring body, and the two ends of the first spring body are respectively fixedly connected to the fixed block and the side wall of the sliding sleeve.

[0011] By adopting the above technical solution, the present solution enables the sliding sleeve to slide and squeeze the first spring body to deform through the design of the first spring body.

[0012] As a preferred solution of the adjustable yarn guide device of a circular knitting machine of the utility model, wherein: the shape of the positioning plate is a semicircular arc, and there are two groups of the positioning plates with the same structure.

[0013] By adopting the above technical solution, the present solution adopts the design of two sets of positioning plates, so as to position and fix the small needle and thread barrel through the two sets of positioning plates.

[0014] As a preferred solution of the adjustable yarn guide device of a circular knitting machine of the utility model, wherein: the first fixing frame and the second fixing frame have the same size and structure.

[0015] By adopting the above technical solution, the first fixing frame and the second fixing frame have the same size structure, so that the large needle and thread cylinder body can be installed and supported by the first fixing frame and the second fixing frame.

[0016] As a preferred solution of the utility model of an adjustable yarn guiding device of a circular knitting machine, wherein: the first slide groove is opened at the top end of the first fixed plate, a first slider is arranged inside the first slide groove, and the top end of the first slider is fixedly connected to the bottom end of the first fixed frame.

[0017] By adopting the above technical solution, through the cooperation between the first sliding block and the first sliding groove, the first fixing frame can slide inside the first sliding groove through the first sliding block.

[0018] As a preferred solution of the adjustable yarn guide device of a circular knitting machine of the utility model, a turntable body is installed at one end of the screw rod body, and the outer wall of the turntable body is installed with anti-slip grooves.

[0019] By adopting the above technical solution, anti-skid patterns are installed on the outer wall of the turntable body, thereby preventing the operator from slipping when rotating the turntable body.

[0020] As a preferred solution of the adjustable yarn guiding device of a circular knitting machine of the utility model, there are three groups of the second fixing plates with the same structure, and the three groups of the second fixing plates and the top end of the mounting frame are welded into an integrated structure.

[0021] By adopting the above technical solution and designing three groups of second fixing plates, the three groups of second fixing plates can be fixed to the mounting frame more firmly.

[0022] The utility model provides an adjustable yarn guide device for a circular knitting machine, which has the following beneficial effects:

[0023] The utility model firstly adopts the design of three groups of positioning sleeves, and arranges the small needle and thread cylinder on the outer walls of the three groups of positioning sleeves to squeeze the positioning plate, and respectively hinges with the positioning plate and the sliding sleeve through the hinge plate, and cooperates with the sliding sleeve and the fixing rod so that the positioning plate is squeezed to drive the hinge plate to rotate, so that the hinge plate is rotated to drive the sliding sleeve to slide on the outer wall of the fixing rod, so that the sliding sleeve slides and squeezes the first spring body to deform, so that the first spring body is elastically restored to drive the positioning plate to position and fix the small needle and thread cylinder, so as to prevent the small needle and thread cylinder from falling when winding.

[0024] The utility model firstly drives the screw rod body to rotate by rotating the turntable body, and the screw rod body is threadedly connected to the threaded hole, and the first sliding groove and the first slider cooperate with each other to make the screw rod body rotate to drive the installation block to slide on the outer wall of the screw rod body through the first slider and the first sliding groove, so that the installation block slides to drive the first fixing frame to slide at the same time, thereby making it convenient for the first fixing frame to slide to install and disassemble the large needle and thread cylinder body, thereby facilitating the operation of the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0026] Figure 1 It is a schematic diagram of the main structure of an adjustable yarn guide device of a circular knitting machine;

[0027] Figure 2 It is a schematic diagram of the fixed sleeve structure of an adjustable yarn guide device of a circular knitting machine;

[0028] Figure 3 A schematic diagram of the internal structure of a positioning sleeve of an adjustable yarn guide device of a circular knitting machine;

[0029] Figure 4 The present invention is a schematic diagram of the sliding structure of a first fixed frame of an adjustable yarn guide device of a circular knitting machine.

[0030] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0031] 1. Yarn guide device body; 101. First fixing plate; 102. First fixing frame; 103. Second fixing frame; 104. Through hole; 105. Large needle and thread cylinder body; 106. Fixing sleeve; 107. Mounting frame; 108. Second fixing plate; 109. Positioning sleeve;

[0032] 2. Positioning and fixing mechanism; 201. fixing block; 202. fixing rod; 203. hinge plate; 204. positioning plate; 205. sliding sleeve; 206. first spring body;

[0033] 3. Installation and disassembly mechanism; 301. First groove; 302. Installation block; 303. Threaded hole; 304. Screw rod body; 305. Turntable body; 306. First slide groove; 307. First slider. DETAILED DESCRIPTION

[0034] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0035] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0036] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0037] Example 1: Reference Figures 1 to 4 , is the first embodiment of the utility model, which provides an adjustable yarn guiding device for a circular knitting machine, which can achieve the problem that most adjustable yarn guiding devices of circular knitting machines on the market currently cannot position and fix the needle and thread cylinder when in use, which causes the small needle and thread cylinder to fall off during yarn guiding, thereby affecting the yarn guiding effect of the yarn guiding device. At the same time, the existing adjustable yarn guiding device for a circular knitting machine is not convenient for operators to install the large needle and thread cylinder, which brings inconvenience to the operators. It includes a yarn guiding device body 1, which includes a first fixing plate 101, the first fixing plate 101 is installed on the side wall of one side of the yarn guiding device body 1, a first fixing frame 102 is arranged on the top of the first fixing plate 101, a second fixing frame 103 is installed on the side wall of one side of the yarn guiding device body 1, and the first fixing plate 101 is installed on the side wall of one side of the yarn guiding device body 1, and the first fixing frame 102 is installed on the top of the first fixing plate 101. A through hole 104 is provided inside the second fixing frame 103 and the first fixing frame 102, and a large needle and thread cylinder body 105 is provided inside the through hole 104. A fixing sleeve 106 is installed at the top of the yarn guide device body 1, and a mounting frame 107 is installed at the top of the fixing sleeve 106. A second fixing plate 108 is installed at the top of the mounting frame 107, and a positioning sleeve 109 is rotatably installed at the top of the second fixing plate 108 through a bearing. The first fixing frame 102 and the second fixing frame 103 have the same size structure, and there are three groups of second fixing plates 108 with the same structure. The top of the three groups of second fixing plates 108 and the mounting frame 107 are welded into an integrated structure. Through the design of the three groups of second fixing plates 108, the three groups of second fixing plates 108 and the mounting frame 107 are fixed more firmly.

[0038] The positioning and fixing mechanism 2 includes a fixing block 201, which is mounted on the outer wall of the positioning sleeve 109. A fixing rod 202 is mounted on the end of the fixing block 201 close to each other, and a sliding sleeve 205 is sleeved on the outer wall of the fixing rod 202. A hinge plate 203 is hinged on the outer wall of the sliding sleeve 205, and a positioning plate 204 is hinged on the end of the hinge plate 203 away from the sliding sleeve 205. The two sets of positioning plates 204 are designed to position and fix the small needle and thread cylinder.

[0039] The outer wall of the fixed rod 202 is sleeved with a first spring body 206, and the two ends of the first spring body 206 are fixedly connected to the side walls of the fixed block 201 and the sliding sleeve 205 respectively. The positioning plate 204 is in the shape of a semicircular arc, and there are two groups of positioning plates 204 with the same structure. Through the design of the first spring body 206, the sliding sleeve 205 can slide to squeeze the first spring body 206 to deform.

[0040] The specific working principle is that when the small needle and thread tube needs to be positioned and fixed, firstly, the three groups of positioning sleeves 109 are designed, and the positioning plate 204 is squeezed by arranging the small needle and thread tube on the outer wall of the three groups of positioning sleeves 109, and the hinge plate 203 is respectively hinged to the positioning plate 204 and the sliding sleeve 205, and the sliding sleeve 205 and the fixed rod 202 cooperate with each other, so that the positioning plate 204 is squeezed to drive the hinge plate 203 to rotate, so that the hinge plate 203 rotates to drive the sliding sleeve 205 to slide on the outer wall of the fixed rod 202, so that the sliding sleeve 205 slides and squeezes the first spring body 206 to deform, so that the first spring body 206 elastically recovers to drive the positioning plate 204 to position and fix the small needle and thread tube, thereby preventing the small needle and thread tube from falling off when winding.

[0041] Example 2: Reference Figures 1 to 4 , which is the first embodiment of the utility model, and this embodiment provides an adjustable yarn guide device for a cylindrical knitting machine, which can realize the problem that most adjustable yarn guide devices for cylindrical knitting machines on the market currently cannot position and fix the needle and thread cylinder when in use, which causes the small needle and thread cylinder to fall when guiding the yarn, thereby affecting the yarn guiding effect of the yarn guide device. At the same time, the existing adjustable yarn guide device for a cylindrical knitting machine is not convenient for operators to install the large needle and thread cylinder, which brings inconvenience to the operators. The installation and disassembly mechanism 3 includes a first groove 301 and a first slide groove 306. The first groove 301 is opened at the top of the first fixed plate 101. A mounting block 302 is arranged inside the first groove 301, and a threaded hole 303 is opened inside the mounting block 302. The threaded hole 303 is internally threadedly connected to a screw rod body 304 that passes through the first groove 301. The top of the mounting block 302 is fixedly connected to the bottom end of the first fixed frame 102.

[0042] The first slide groove 306 is opened at the top of the first fixed plate 101, and a first slider 307 is arranged inside the first slide groove 306, and the top of the first slider 307 is fixedly connected to the bottom end of the first fixed frame 102, a turntable body 305 is installed at one end of the screw rod body 304, and the outer wall of the turntable body 305 is installed with anti-skid grooves, and the outer wall of the turntable body 305 is installed with anti-skid grooves, so as to prevent the operator from slipping when rotating the turntable body 305.

[0043] The specific working principle is that when the large needle and thread cylinder body 105 needs to be installed and disassembled, the turntable body 305 is first rotated to drive the screw rod body 304 to rotate, and the screw rod body 304 is threadedly connected to the threaded hole 303, and the first slide groove 306 and the first slider 307 cooperate with each other to make the screw rod body 304 rotate to drive the installation block 302 to slide on the outer wall of the screw rod body 304 through the first slider 307 and the first slide groove 306, so that the installation block 302 slides to drive the first fixed frame 102 to slide at the same time, so as to make the first fixed frame 102 slide to install and disassemble the large needle and thread cylinder body 105, so as to facilitate the operation of the operator.

[0044] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An adjustable yarn guide device for a circular knitting machine, characterized in that: include, A yarn guide device body (1), comprising a first fixing plate (101), the first fixing plate (101) being mounted on a side wall of one side of the yarn guide device body (1), a first fixing frame (102) being arranged at the top end of the first fixing plate (101), a second fixing frame (103) being arranged at the side wall of one side of the yarn guide device body (1), and a through hole (104) being provided inside the second fixing frame (103) and the first fixing frame (102), a large needle and thread cylinder body (105) being arranged inside the through hole (104), a fixing sleeve (106) being mounted at the top end of the yarn guide device body (1), a mounting frame (107) being mounted at the top end of the fixing sleeve (106), a second fixing plate (108) being mounted at the top end of the mounting frame (107), and a positioning sleeve (109) being rotatably mounted at the top end of the second fixing plate (108) via a bearing; A positioning and fixing mechanism (2), comprising a fixing block (201), the fixing block (201) being mounted on the outer wall of the positioning sleeve (109), a fixing rod (202) being mounted on one end of the fixing block (201) close to each other, and a sliding sleeve (205) being sleeved on the outer wall of the fixing rod (202), a hinge plate (203) being hinged on the outer wall of the sliding sleeve (205), and a positioning plate (204) being hinged on one end of the hinge plate (203) away from the sliding sleeve (205); The mounting and disassembly mechanism (3) comprises a first groove (301) and a first slide groove (306), wherein the first groove (301) is provided at the top end of the first fixed plate (101), a mounting block (302) is arranged inside the first groove (301), and a threaded hole (303) is provided inside the mounting block (302), the threaded interior of the threaded hole (303) is threadedly connected to a screw rod body (304) passing through the first groove (301), and the top end of the mounting block (302) is fixedly connected to the bottom end of the first fixed frame (102).

2. An adjustable yarn guide device for a circular knitting machine as claimed in claim 1, characterized in that: The outer wall of the fixing rod (202) is sleeved with a first spring body (206), and the two ends of the first spring body (206) are respectively fixedly connected to the side wall of the fixing block (201) and the sliding sleeve (205).

3. An adjustable yarn guide device for a circular knitting machine as claimed in claim 1, characterized in that: The positioning plates (204) are in the shape of a semicircular arc, and there are two groups of positioning plates (204) with the same structure.

4. An adjustable yarn guide device for a circular knitting machine as claimed in claim 1, characterized in that: The first fixing frame (102) and the second fixing frame (103) have the same size and structure.

5. An adjustable yarn guide device for a circular knitting machine as claimed in claim 1, characterized in that: The first sliding groove (306) is opened at the top end of the first fixed plate (101), a first sliding block (307) is arranged inside the first sliding groove (306), and the top end of the first sliding block (307) is fixedly connected to the bottom end of the first fixed frame (102).

6. An adjustable yarn guide device for a circular knitting machine as claimed in claim 1, characterized in that: A turntable body (305) is installed at one end of the screw rod body (304), and an outer wall of the turntable body (305) is installed with anti-slip grooves.

7. An adjustable yarn guide device for a circular knitting machine as claimed in claim 1, characterized in that: There are three groups of the second fixing plates (108) with the same structure, and the three groups of the second fixing plates (108) and the top ends of the mounting frames (107) are welded into an integrated structure.

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