Abrégé

Disclosed is a traction device for knitting machinery, the traction device comprising several rake-type traction mechanisms, wherein each rake-type traction mechanism comprises a gripper assembly, a lifting seat and a fixed seat; each gripper assembly comprises a gripper seat; the gripper seats and the lifting seats are mounted on a linear bearing seat; a plurality of independent gripper pieces are provided in each gripper seat, and several obliquely inserted parallel needles are provided on each gripper piece; two long waist holes which are longitudinally arranged are provided on each gripper piece, an upper roller needle shaft and a lower roller needle shaft are fixed on each gripper seat, and the gripper pieces sequentially penetrate the upper roller needle shaft and the lower roller needle shaft; and a tension spring mounting shaft is also fixed on each gripper seat, a plurality of first tension springs are provided on the tension spring mounting shaft, and the first tension springs correspond to the gripper pieces on a one-to-one basis. According to the present invention, the gripper assemblies are minimized in terms of unit, the gripper pieces are mutually independent, and the long waist holes on the gripper pieces enable the gripper pieces to be in different traction positions under different knitting requirements.

Classes IPC  ?

• D04B 15/88 - Dispositifs d'enroulement ou de tirage pour articles tricotés
• D04B 27/34 - Dispositifs d'enroulement ou de tirage pour articles tricotés

Abrégé

Disclosed in the present invention is an adjustable gripper assembly of a knitting machine, comprising a gripper base. A plurality of independent gripper pieces are arranged in the gripper base; each gripper piece is provided with a plurality of needles which are obliquely inserted in parallel; two longitudinally-arranged long kidney-shaped holes are formed on each gripper piece; an upper roller pin shaft and a lower roller pin shaft are fixed to the gripper base; the upper roller pin shaft and the lower roller pin shaft penetrate through the two long kidney-shaped holes in each gripper piece, respectively, such that the gripper pieces are sequentially arranged on the upper roller pin shaft and the lower roller pin shaft in a penetrating mode; a tension spring mounting shaft is further fixed on the gripper base; a plurality of first tension springs are arranged on the tension spring mounting shaft and have one-to-one correspondence to the gripper pieces; and one end of each first tension spring is fixed on the tension spring mounting shaft, and the other end is fixed on the corresponding gripper piece. According to the present invention, the gripper assembly is minimally unitized, the gripper pieces are mutually independent, and the long kidney-shaped holes provide spaces for the gripper pieces to continue to move downwards, such that the gripper pieces are located at different traction positions under different knitting requirements.

Classes IPC  ?

• D04B 15/88 - Dispositifs d'enroulement ou de tirage pour articles tricotés
• D04B 27/34 - Dispositifs d'enroulement ou de tirage pour articles tricotés

Abrégé

A remote production management system for a fully fashioned flat knitting machine based on a cloud platform, comprising a cloud platform (1), a customer unit (2), a designer unit (3), sweater production enterprise units (4), and a flat knitting machine manufacturer unit (5). The cloud platform (1) is separately connected to the customer unit (2), the designer unit (3), the sweater production enterprise units (4), and the flat knitting machine manufacturer unit (5); the designer unit (3) is used for uploading, to the cloud platform (1), design works related to a sweater; the flat knitting machine manufacturer unit (5) is used for remotely managing flat knitting machine products sold or rented to the sweater production enterprise units (4); the customer unit (2) is used for generating a personalized order according to requirements of a customer and transmitting the generated personalized order to the cloud platform (1); the cloud platform (1) is used for receiving the personalized order transmitted by the customer unit (2) and allocating the received personalized order to a corresponding sweater production enterprise unit (4); and the sweater production enterprise unit (4) is used for receiving the personalized order allocated by the cloud platform (1) and feeding real-time production condition of the personalized order back to the cloud platform (1).

Classes IPC  ?

• G06Q 10/08 - Logistique, p. ex. entreposage, chargement ou distributionGestion d’inventaires ou de stocks
• G06Q 10/06 - Ressources, gestion de tâches, des ressources humaines ou de projetsPlanification d’entreprise ou d’organisationModélisation d’entreprise ou d’organisation

Abrégé

Disclosed is an adjustable roller mechanism in a flat knitting machine. The adjustable roller mechanism comprises a driving lever, a roller support, a driven lever and a conveyor belt, wherein the conveyor belt is wrapped around the outside of an assembly formed by the driving lever, the roller support and the driven lever; the roller support comprises an upper friction plate, a support main body and a lower friction plate, an upper end and a lower end of the support main body are provided with an upper groove and a lower groove respectively, and the upper friction plate is disposed between the driven lever and the upper groove; the interior of the support main body is of a hollow structure, an airbag is disposed in the support main body, and a groove face of the lower groove of the support main body is provided with a through hole; and the lower friction plate is disposed between the driving lever and the lower groove, the side of the lower friction plate that faces the support main body is provided with a boss, the boss is disposed in the through hole of the lower groove of the support main body and can slide up and down relative to the through hole, and the boss abuts against the airbag in the support main body. The adjustable roller mechanism enables a center distance between the driving lever and the driven lever to change from being constant to being flexibly adjustable by using air pressure, and a wrapping force of the conveyor belt is stabilized, so that a pulling force on the fabric is stabilized.

Classes IPC  ?

• D04B 15/90 - Dispositifs d'enroulement ou de tirage pour articles tricotés pour des métiers à tricoter rectilignes
• D04B 15/92 - Dispositifs d'enroulement ou de tirage pour articles tricotés pneumatique

Abrégé

A method for avoiding abrasion of a yarn in a needle transfer stage, comprising a butterfly hill (1) and a needle transfer guide block (2); an M-shaped needle walking surface (21) is provided on the needle transfer guide block (2), and the heights of the lowest points at both ends of the M-shaped walking needle surface (21) are adjusted, such that when an upper stitch of a thimble rod below a knitting needle (5) moves to the lowest position of the M-shaped needle walking surface (21), a needle hook (51) of the knitting needle is higher than a needle rod of a knitted needle (4). The surface of the butterfly hill body is provided with a needle walking surface which runs through the lower stitches of the two thimble rods, and the lower stitches can be protected. The lowest height of the M-shaped needle walking surface (21) on the needle transfer guide block (2) is moved upwards, such that a certain gap exists between the needle hook (51) of the knitting needle and the needle rod of the knitted needle (4), such that a coil is inserted into the needle hook (51) of the knitting needle, and is slightly higher than the needle rod of the knitted needle (4), such that the coil can be prevented from being clamped at the two needle rods, and the yarn friction is prevented from being damaged.

Classes IPC  ?

• D04B 15/36 - Systèmes à came ou ensembles de commandes des organes de tricotage pour métiers à tricoter rectilignes
• D04B 15/04 - Poinçons pour transférer les mailles pour métiers à tricoter rectilignes type Cotton

Abrégé

Disclosed is a yarn feeding mechanism of a flat knitting machine, comprising top rods. A first yarn carrier assembly and a second yarn carrier assembly which are driven independently of each other are arranged on two sides of each top rod, and the first and second yarn carrier assemblies can slide along the top rod; the first yarn carrier assembly further comprises a first yarn carrier and a yarn carrier guide plate, and the first yarn carrier is arranged in a guide groove in the middle of the yarn carrier guide plate; the yarn carrier guide plate is provided with a first protruding block protruding towards the second yarn carrier assembly, and a second protruding block protruding along a direction away from the second yarn carrier assembly, and the first protruding block and the second protruding block are located on two sides of the first yarn carrier; the second yarn carrier assembly further comprises a second yarn carrier, and the bottom end of the second yarn carrier abuts against a convex surface of the first protruding block or a concave surface of the second protruding block. When a multi-needle bed structure is used to knit a tubular fabric, by adjusting the position of the second yarn carrier in the front-rear direction, such as close to a front needle bed or close to a rear needle bed, i.e., by means of position change, the color inversion phenomenon is eliminated.

Classes IPC  ?

• D04B 15/56 - Guide-fils pour métiers à tricoter rectilignes
• D04B 15/48 - Dispositifs d'alimentation du fil

Abrégé

Disclosed in the present invention is a swinging brush in a knitting machine, comprising a brush and a brush support. The brush is mounted on the brush support; a guide seat is further comprised; rack seats are respectively mounted at the two sides of the guide seat; an arc-shaped groove is formed on each rack seat; a rack is provided on one inner wall of the arc-shaped groove; gears are arranged on the two ends of the brush support; the gears are arranged in the arc-shaped grooves of the rack seats and are engaged with the racks; and the guide seat is further provided with a driving assembly that drives the brush support to move along the arc-shaped grooves. The present invention mounts the brush on a movable brush support, and considers upper and lower needle beds, so that the upper and lower needle beds share the brush; the whole brush is compact in structure and low in cost, and the occupied area of the brush on a triangular motherboard is reduced, thereby facilitating reducing the area of the triangular motherboard, and meeting the requirement for diversity of a machine head.

Classes IPC  ?

• D04B 15/08 - Dispositifs d'ouverture de clapets d'aiguillesBrosses

Abrégé

A middle-hill guide block (1) of a flat knitting machine, comprising a trapezoidal body. The body comprises a first knitting portion (11) and a second knitting portion (12); a first needle traveling track is formed between needle traveling surfaces at the lower edge of the first knitting portion (11) and needle traveling surfaces at the upper edge of the second knitting portion (12); the first needle traveling track is left-right symmetrical along a central line; a third knitting portion (17) is further provided on the first knitting portion (11); the lower edge of the third knitting portion (17) is a fifth needle traveling surface (18) that is horizontally provided; and by using the central line as a boundary, the first needle traveling track and the fifth needle traveling surface (18) both are divided into left and right sides, and the first needle traveling track at one side and the fifth needle traveling surface (18) at the other side constitute a second needle traveling track.

Classes IPC  ?

• D04B 15/36 - Systèmes à came ou ensembles de commandes des organes de tricotage pour métiers à tricoter rectilignes
• D04B 15/32 - Systèmes à came ou ensembles de commandes des organes de tricotage

Abrégé

Disclosed is a cam assembly in a flat knitting machine, the cam assembly comprising a trapezoidal body, wherein the upper edge of the body is composed of two inverted V-shaped needle feeding faces; the surface of the body comprises a recessed part, with the center position of the recessed part being provided with a triangular boss; and two sides of the body is respectively provided with a needle starting face; the recessed part of the body is provided with two needle feeding bosses, which are symmetrically arranged on two sides of the triangular boss; and the upper edge of each needle feeding boss comprises a first needle feeding face, which is obliquely arranged, and a second needle feeding face, which is horizontally arranged, with the high end of the first needle feeding face being connected to the corresponding needle starting face, and the low end thereof being connected to the second needle feeding face. In the present invention, the needle feeding faces for running a lower stitch of a needle ejector rod are added to an existing cam assembly, so that the lower stitch can be protected; in a process of closing a turning knitting needle latch with the assistance of a loop, the first needle feeding faces which make the needle ejector rod at a needle connection position ascend are also added, so that the tension of the loop is relieved, and a situation whereby the tightness of a fabric is affected by the loop being stretched or the fabric is damaged due to the loop breaking is prevented.

Classes IPC  ?

• D04B 15/36 - Systèmes à came ou ensembles de commandes des organes de tricotage pour métiers à tricoter rectilignes

Abrégé

A method for knitting a float-free hollowed-out structure: fabric is divided into a non-hollowed-out area and a hollowed-out area; in the non-hollowed-out area, knitting is performed by means of a front needle bed simultaneously pulling a primary yarn and a secondary yarn; in the hollowed-out area, the front needle bed and a rear needle bed only knit the secondary yarn; and the float is rear clamped between the two sides of the fabric to form a float-free hollowed-out structure. The fabric has good air permeability and low deformability, and the yarn does not easily snag.

Classes IPC  ?

• D04B 1/10 - Tricots ou articles à dessins

Produits et services

Clothing; footwear; headgear.