CN101851825B - Stitch cam of computerized flat knitting machine - Google Patents

Abstract

The invention discloses a stitch cam of a computerized flat knitting machine. A main body of the stitch cam is a trapezoidal plane. An additional block is also arranged at the bottom side of a first acute angle of a trapezoid and is connected with the main body into a whole; the stitch cam is provided with a first groove and a second groove, wherein the first groove extends from a first obtuse angle to a second acute angle of the trapezoid; the second groove extends from the middle of a first side edge to the part between the additional block and the main body; the first groove and the second groove are intersected at the first side edge ; a first inclined plate is formed at an included angle part between the first groove and the second groove; a second inclined plane is arranged at one end of the additional block away from the main body; and a third inclined plane is arranged at the bottom side of the first groove, so that the opening part of the first groove at the bottom edge is higher than other parts of the first groove. The invention provides a more diversified motion path for a crochet needle, also greatly reduces the weight of a machine head, lowers the production cost and is more convenient to mount; and during use, the phenomena of locking or inflexibility of the cam and the like can be avoided, a large amount of crochet needles can be prevented from being damaged and the use cost is lower.

Description

The degree order triangle of Computerized flat knitting machine

Technical field

The invention belongs to the Knitting Machinery field, particularly relate to the degree order triangle of Computerized flat knitting machine.

Background technology

The knitting cam device of Computerized flat knitting machine is a core apparatus in the flat-knitting machine head, some compressing tablets also will move switching in the braiding garment piece, knitting cam, turn over some compressing tablets of pin trigonometric sum and need make corresponding action, these devices will be finished these actions, auxiliary its movable mechanical device just must be arranged and rely on magnet control or other some electric control gears, form the complicated triangle device of a cover.As weaving complicated embossing tissue, then must degree of using order triangle.

The applicant once applied for some relevant patents of spending the order triangles before, be 2009101540947 near the application wherein, this degree order triangle, comprise operate portions and installation portion, both are fixing as a whole, have dug two sunk parts on the operate portions, wherein the first depressed part main body is vertical, form a step with operate portions, at the one end gentle slope that laterally makes progress is arranged, and traverse whole operate portions; Second depressed part is positioned at the other end of the first depressed part main body, for laterally, and has gentle slope upwards; The inside curve of this two depressed part is arc transition.The curve that this technical scheme utilizes each depressed part to form, the movement locus of control crochet hook make same degree order triangle that multiple movement locus can be provided, and each bar track all is three-dimensional.

The application is the further improvement on this application basis just.In this application, the motion that crochet hook can be done into or go out with respect to degree order triangle, but into and out of all having only a track, promptly a kind of motion is selected, and is unfavorable for follow-up design like this.

Summary of the invention

The purpose of this invention is to provide the more diversified degree order of a kind of crochet hook motion mode triangle.

For this reason, the technical solution used in the present invention is as follows: the degree order triangle of Computerized flat knitting machine, and its main body is a ladder plane, it is characterized in that:

Outside the base of trapezoidal first acute angle, also have an extra block, be connected as a single entity with main body;

Have first groove, extend to the second acute angle place from the first trapezoidal obtuse angle;

Second groove extends between extra block and main body from the middle part, first side;

First groove and second groove cross at the place, first side, partly form first inclined-plane at its angle;

Extra block has second inclined-plane at the end away from main body;

First groove has the 3rd inclined-plane at the place, base, makes the opening part of this groove on the base be higher than other parts of groove.

When the present invention entered woven extent at crochet hook, the stitch of crochet hook can enter first groove along first groove inlet at place, first obtuse angle, by first groove degree of the leaving order triangle; Also can enter second groove, by second groove degree of the leaving order triangle along second groove inlet at middle part, first side; Can also move upward along first inclined-plane, crochet hook be lifted directly send into woven extent.When crochet hook is finished braid movement,, make the opening part of this groove be higher than other parts of groove, so the stitch of crochet hook can not withdraw from woven extent by the exit of first groove on the base because first groove has the 3rd inclined-plane at the place, base; But, can withdraw from woven extent by the exit of second groove, and extra block has second inclined-plane at the end away from main body, can make the stitch of crochet hook withdraw from woven extent more smoothly.

As seen, the present invention provides more diversified moving line to crochet hook, correspondingly, crochet hook has reduced the dependence to other triangle devices, and electromagnet can all be removed, not only alleviated the weight of head greatly, also make product be more convenient for installing, also can reduce production costs, and phenomenon such as can triangle when using not stuck or dumb, avoided a large amount of crochet hooks because of triangle stuck or dumb the damage, reduced use cost.

Description of drawings

Fig. 1 is a structural representation of the present invention.

Fig. 2 weaves the track schematic diagram for the present invention.

Fig. 3 is a tuck track schematic diagram of the present invention.

Fig. 4 turns over pin track schematic diagram for the present invention.

Fig. 5 connects pin track schematic diagram for the present invention.

The dotted line of band arrow is the Cam Track of present embodiment in the accompanying drawing.

Arrow points under in the accompanying drawing is represented the traffic direction of head.

The dotted line of below is represented the residing position of spring needle in the accompanying drawing.

The specific embodiment

Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.

Referring to Fig. 1.The main body 1 of present embodiment is a ladder plane, also has an extra block outside the base of this trapezoidal first acute angle, is connected as a single entity with main body 1; Be extended with first groove 2 from this first trapezoidal obtuse angle to the second acute angle place; Between extra block and main body 1, be extended with second groove 3 from the middle part, first side.

Described first groove 2 and second groove 3 cross at the place, first side, partly form first plane 7 and first inclined-plane 5 at its angle; First inclined-plane 5 is inclined upwardly from first plane 7, is connected with second plane 8.

Described extra block has second inclined-plane 6 at the end away from main body 1.

Described first groove 2 has the 3rd inclined-plane 4 at the place, base, makes the opening part of this groove on the base be higher than other parts of groove.

Referring to Fig. 2.When the Nose Left operation, before stitch was prepared to carry out braid movement, left end degree order triangle will be positioned at highest point and promptly spend order motor zero degree position, and the spring needle stitch then is in 101 positions.At this moment, the outlet 9 of second groove 3 of left end degree order triangle is relative with knitting cam area entry 10 just, and stitch just can enter woven extent along second groove 3 of left end degree order triangle under the minute hand like this.After finishing braid movement, walk out woven extent by Delta Region outlet 11, finally second groove along right-hand member degree order triangle leaves, and finishes braid movement.

Though minute hand can be subjected to the compressing of 101 position spring pins before entering knitting cam, the position of left end degree order triangle still can guarantee the smooth injection 3 of stitch under the minute hand, finally enters woven extent.

Referring to Fig. 3.When the Nose Left operation, before stitch prepared to carry out the tuck action, left end degree order triangle will be positioned at highest point and promptly spend order motor zero degree position, and the spring needle stitch then is in 202 positions.At this moment, the outlet 9 of second groove 3 of left end degree order triangle is relative with knitting cam area entry 10 just.Along with moving of head, stitch will enter knitting cam area entry 10 along second groove 3 of left end degree order triangle under the minute hand.After this, stitch can be under the compressing of tuck compressing tablet dotted arrow direction in the figure stride across the sharp mountain of braiding and directly arrive knitting cam regional export 11 places, at last under the help of right-hand member degree order triangle, walk out woven extent, finish tuck and move.

Referring to Fig. 4.When the Nose Left operation, before stitch prepared to turn over the pin action, left end degree order triangle will be positioned at lowest part, and the spring needle stitch then is in 202 positions.Along with moving of head, when stitch under the minute hand when first groove 2 of left end degree order triangle track moves to outlet 12 places, stitch is in just and turns over pin track 13 places that enter the mouth on it.The continuation of head is moved, on the minute hand stitch along turn over the pin track by turn over pin track inlet 13 move to turn over pin track outlet 14 after, the lower end stitch will continue to walk out woven extent along track shown in the dotted line under the effect of right-hand member degree order triangle, finish to turn over pin and move.

Though stitch enters to turn over and can be subjected to the compressing of 202 position spring pins in the pin track process on the minute hand, it is pressed into stitch under the minute hand only or part is pressed in the needle tray, and last stitch is had no effect.

Referring to Fig. 5.When the Nose Left operation, before stitch prepared to connect the pin action, left end degree order triangle will be positioned at lowest part, and the spring needle stitch then is in 101 positions.Along with moving of head, in the time of near stitch under the minute hand arrives left end degree order triangle, connect spring needle that the compressing of pin compressing tablet has been in 101 positions and make that stitch can slip into 7 places, first plane under the minute hand.Like this, stitch passes through first inclined-plane 5, just can enter through second plane 8 to connect in the pin track, finishes connecing the pin action.In addition, even right-hand member degree order triangle is in the higher position, because the design on the 3rd inclined-plane 6, can guarantee that still the lower end stitch walks out the working region.

Airplane Nose Right when operation braiding, tuck, turn over pin, the principle that takes the needle that connects pin is identical.

Claims (1)

1. the degree order triangle of Computerized flat knitting machine, its main body is a ladder plane, it is characterized in that:

Outside the base of trapezoidal first acute angle, also have an extra block, be connected as a single entity with main body;

Have first groove, extend to the second acute angle place from the first trapezoidal obtuse angle;

Second groove extends between extra block and main body from the middle part, first side;

First groove and second groove cross at the place, first side, partly form first inclined-plane at its angle;

Extra block has second inclined-plane that makes stitch withdraw from woven extent smoothly at the end away from main body;

First groove has the 3rd inclined-plane at the place, base, makes the opening part of this groove on the base be higher than other parts of groove.

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