CN2035767U

CN2035767U - Crochet machine

Info

Publication number: CN2035767U
Application number: CN 88208254
Authority: CN
Inventors: 范宝林; 许文珠; 刘健雄
Original assignee: TEXTILE ORNAMENT INDUSTRY INST TIANJIN CITY
Current assignee: TEXTILE ORNAMENT INDUSTRY INST TIANJIN CITY
Priority date: 1988-07-14
Filing date: 1988-07-14
Publication date: 1989-04-12

Abstract

The utility model relates to a crochet machine, which belongs to a quadrillage crochet machine. The crochet machine solves the defects of simple structure, unaccommodated high speed and high efficiency, loud noise, and few variation variety in present device. The variation of patterns is controlled by a chain block of the utility model, a planetary gear train is used as a speed changing driving mechanism, the movement of a needle plate is a guide rail type rolling friction, and the accurate needle position is improved. Thus, the utility model is a device with many diversification of varieties, and has the characteristics of high speed, high efficiency., low dissipation of energy, and small noise.

Description

Crochet machine

The utility model belongs to a kind of longitude and latitude crocheting machine.

Before the utility model, compile the fringe machine as the ZS type in prior art, the board design is original, and is simple, the incompatibility high speed, and noise is big, and the production variety variations is few.

The purpose of this utility model is to provide a kind of transmission mechanism to utilize the moving point trace on the planet circular system to form three cycloid drive link, reaches the withdraw of the needle, and is static, the moving needle plate motion of inserting needle.Motion is begun by speedup gradually the whole story, to static, and the 1:4 speed ratio motion of slowing down gradually and stopping.A kind of moving needle plate of deambulation is a rolling friction structure with deciding guide rail.A kind of needle plate briquetting bottom surface machined grooves of suitable pin accurate positioning forms the Fructus Zanthoxyli Dissiti localization method; The needle plate briquetting is that fulcrum contacts with moving needle plate simultaneously, plays deciding pin position buffering effect accurately.Thereby reach the high-speed and high-efficiency of this machine, the characteristics that power consumption is low, noise is little.

The utility model Fig. 1 forms schematic diagram for the crocheting fabric.

The crocheting fabric forms, and is by one group of warp thread and one group of weft yarn, by the mechanical movement of pad yarn and the warp thread lopping mechanical movement of weft yarn two groups of yarns is carried out crocheting.

Weft yarn pad yarn motion is to chew lifting and weft yarn by weft yarn to chew transverse moving left and right and finish.Weft yarn is chewed after the 13 passive unwindings of the weft yarn axle on the creel 12, penetrates weft yarn and chews 11 and be sent to fell.The lifting that weft yarn is chewed is to be rotated by the main shaft 10 that motor directly drives, bring the

cam

17 and 7 of coaxial rotation in the gearbox of the left and right sides,

cam

17 and 7 promotes left and right sides connecting rod 4 and 20, connecting rod 4 and 20 drives left and right sides

sley bar bridge

22 and 9 and rises and falls synchronously, the identical sley bar bar 15 of the six roots of sensation is housed on the

sley bar bridge

22 and 9, also along with rising and falling, be fixed on weft yarn on the sley bar bar 15 and chew 11 intraoculars and be installed with weft yarn and also carried out rising and falling lifting.It is by the requirement of flower type that weft yarn is chewed 11 transverse moving left and right, be installed on the fork 5 by the rotor on the flower type cylinder 6, to spend type to change rotor banding movable pendulum bar 5, the weft yarn sley bar bar 15 that fork 5 amplification traverses promote to connect is mutually with it made move left and right, drives the action of weft yarn transverse moving left and rights so realized weft yarn 11 again.

Warp thread lopping campaign is going out pin, static, the withdraw of the needle and finish the warp thread lopping by the composite move of eye pin and bearded needle.Warp shaft 27 is contained on the bank 1, and warp thread through lever jack 28, penetrates in the pin 26 after the warp shaft unwinding, and the eye pin is fixed on the warp thread sley bar bar 25, and the motion of warp thread sley bar bar 25 is to do composite move by the

cam

2 and 3 in the casing 8 to finish.Its compound motion is meant that cam 2 drives eye pins 26 move left and right, and cam 3 drives a pin 26 again and does and swing up and down.The turnover of bearded needle is by on the planet circular system 18, the output of moving in turn of its planet forms three cycloidal paths, moving point 19 on the planetary gear drives slide bar 21, stir fork 16 and drive moving needle plate 14, making needle plate 14 do front and back in dovetail groove guide rail 23 slides, finish on the moving needle plate all bearded needles and do the withdraw of the needle, static, inserting needle, action, when the bearded needle inserting needle, meet with the eye pin, because the eye pin is by

cam

2 and 3 transverse moving left and right that gives and the composite move that swings up and down, bearded needle is hung up the warp thread circle, and the warp thread circle that just the eye pin is hung up when the bearded needle withdraw of the needle is taken off.

In sum, it is traversing from left to right that weft yarn sley bar bar 15 drives the weft yarn that weft yarns chew in 11, walks to the precalculated position, and the weft yarn of chewing in 11 with weft yarn drops to below the bearded needle bottom surface again, bearded needle with the warp thread face more than, the holding position is motionless.After bearded needle colludes the warp thread of having in mind on the pin again and goes out pin thereupon, the eye pin hangs up a circle with the same warp thread that bearded needle was colluding around bearded needle again, this circle also will be fixed on more than the bearded needle bottom surface simultaneously, and with the above weft yarn of warp thread face together around interior, take off warp thread Quan And thereupon when bearded needle retreats to the needle plate mouth and strained warp thread, so finished once the volume of colluding through weft yarn, then weft yarn sley bar bar 15 is with weft yarn to chew again to rise to above the bearded needle, do from right to left traversing again, drop to again below the bearded needle bottom surface, bearded needle is with on the warp thread face, the holding position is motionless, bearded needle then, eye pin band warp thread repeats above-mentioned action, has carried out colluding again volume.

The utility model Fig. 2 is for colluding batching and the cropping schematic diagram of braided fabric.

Two groups through weft yarn through fell collude compile to form fabric after, winding off

spindle

29 and 30 before entering by needle-bar backplate 31 through winding off

spindle

32 and 33 later, freely falls in the finished product case 34 again.

Below some:

Fig. 3 is this practical planet circular system transmission system installation diagram.

Main shaft 10 is the direct transmission of motor.

Main shaft 10 1 ends are equipped with the sun gear 35 of planet circular system 18, and the external toothing 36 of planet circular system is fixed in the casing 24.18 planetary gears that have three gears to equate.Sun gear 35 rotates three planetary gears of drive and does uniform rotation, and one of them planetary gear has the moving point 19 of output.

Sun gear 35 revolutions four circle, planetary gear turns around around sun gear 35 public affairs, and the revolution of main shaft 10 is slowed down is the running of 1:4.

Three planetary gears and cam 17 are done axial connection, when rotating, planetary gear drives cam 17, cam 17 connects with the outer sleeve 37 of main shaft 10, drive in the casing 8 with cam 17 shapes, coaxial cam 7 that size is identical, realize the run-in synchronism of

cam

17 and 7,

cam

17 and 7 promotes both sides connecting rod separately, and connecting rod drives weft yarn sley bar bridge and does the synchronization lifting action separately, and the weft yarn that the sley bar bar on the realization sley bar bridge is equipped with is chewed and driven the weft yarn lifting.

Fig. 4 is the mechanical structure schematic diagram of the moving needle plate withdraw of the needle of planet circular system transmission, static, inserting needle.

Sun gear 35 rotates, and the transmission planetary gear has the moving point 19 of output on one of them planetary gear, drive slide bar 21 front and back slip and static, slide bar 21 pullings are the fork 16 of fulcrum with 38, and fork 16 drives, and moving needle plate 14 is done the withdraw of the needle, static, inserting needle action in deciding guide rail.

Fig. 5 is the guide tracked rolling structure schematic diagram of moving needle plate.

Needle-bar 39 is fixed on casing 8 and the casing 24.

40 and 41 compositions are decided guide rail, are fixed on the needle-bar 39.

42 is two row's needle rollers, is contained on two row's cages for needles 43.Cages for needle 43 is contained in to be decided on guide rail 40 and 41, decides guide rail 40 and 41 and forms dovetail groove type.

Moving needle plate 14, both sides are dovetail type with deciding guide rail 40 and 41 dovetail grooves that form auxilliary mutually, it is contained on needle roller 42 and the cages for needle 43.Moving needle plate 14 withdraws of the needle, static, inserting needle are done guide tracked straight-line rolling fricting movement on the needle roller 42 of deciding guide rail 40 and 41.

Fig. 6 is a bearded needle location structure schematic diagram.

44 is the needle plate briquetting, contacts at 45 fulcrum places with moving needle plate 14.Needle plate briquetting 44 bottoms are processed with pin position groove, the fixedly position of bearded needle 46.The mode of this locking pin position has solved in the past that needle plate briquetting and moving needle plate all are processed with pin position groove up and down, because the machining accuracy error is difficult to keep the disadvantage of the correct location of bearded needle up and down.Needle plate briquetting 44 is contact point with moving needle plate 14 with 45 fulcrum places simultaneously, and cushioning effect has been played in the position that guarantees bearded needle 46.Another advantage of the enforcement of this bearded needle location structure is that needle plate briquetting 44 has good interchangeability effect.

Claims

1, crochet machine belongs to a kind of longitude and latitude crocheting machine, and it mainly comprises creel 1 and 12, casing 8 and 24, and preceding curling axle 29,30, the curling axle 32,33 in back is spent type cylinder 6, be it is characterized in that also including a kind of planet circular system transmission system; A kind of guide tracked rolling movement structure of moving needle plate; A kind of crochet hook location structure.

2, crochet machine according to claim 1 is characterized in that the sun gear 35 that described planet circular system transmission system is driven in the planet circular system 18 by main shaft 10, thereby drives three uniform rotations of planet crop rotation.

3, crochet machine according to claim 2 is characterized in that sun gear 35 revolutions four circle planetary gear revolution one circles that it drove, and the gearratio that forms main shaft 10 and planet circular system 18 is 4:1.

4, crochet machine according to claim 2, it is characterized in that shifting shaft was to the cam 17 of connection when planetary gear rotated, cam 17 drives simultaneously and is installed in the identical cam 7 of coaxial opposite side shape size and synchronously rotates, and cam 17 is the outer sleeve of main shaft 10 with the coaxial of cam 7.

5, crochet machine according to claim 2 is characterized in that the one planetary gear in the planet circular system 18 has a moving point 19 of output, promote slide bars 21 and forks 16 with the moving point 19 of planetary gear output, reach moving needle plate 14 finish the withdraw of the needle, static, with the action of inserting needle.

6, crochet machine according to claim 1 is characterized in that the guide tracked rolling movement structure of moving needle plate is; The guide tracked rolling structure of moving needle plate 14 at first is that two row's needle rollers 42 are contained on two row's cages for needles 43, two row's cages for needles 43 are contained in to be decided on guide rail 40 and 41, decide guide rail 40 and 41 and form the dovetail groove type structure, the left and right sides of moving needle plate 14 is a dovetail type with deciding guide rail 40 and 41 formed dovetail grooves auxilliary mutually, moving needle plate 14 is contained in to be decided on guide rail 40 and 41, contact with the needle roller 42 on the cages for needle 43, before and after moving needle plate 14 is done during sliding straight motion, by needle roller and decide guide rail 40 and 41 and be rolling friction.

7,, it is characterized in that the crochet hook location structure is according to the described crochet machine of claim 1; Be processed with the pin position groove of crochet hook 46 in needle plate briquetting 44 bottoms, needle plate briquetting 44 is contact point with moving needle plate 14 with fulcrum 45.