CN109183263B - Knitting mechanism and method of computerized flat knitting machine - Google Patents

Abstract

The application relates to a knitting mechanism and a knitting method of a computerized flat knitting machine, wherein the knitting mechanism comprises a cam base plate and a knitting needle component, at least one knitting unit is arranged on the cam base plate, the knitting unit and the knitting needle component are mutually matched for knitting, and the knitting unit comprises an upper left mountain guard, an upper right mountain guard, a sharp mountain, a needle turning cam, a left stitch cam, a right stitch cam, a knitting cam, a dish mountain, a left needle selector, a right needle selector, a left needle receiving pressing sheet, a hanging stitch pressing sheet, a right needle receiving pressing sheet, a non-knitting pressing sheet, a guiding cam and a needle selecting cam; the needle selecting cam is installed by taking two needle selecting cams as a pair, and the left needle connecting pressing sheet, the eye hanging pressing sheet and the right needle connecting pressing sheet are positioned between the needle selecting cams and the left needle connecting pressing sheet. The needle selecting triangle has simple structure design and three needle selecting positions; compared with the existing bottom plate, the bottom plate has the advantages of simpler structure, lighter weight, no reduction in functions, improved knitting efficiency, capability of performing five basic actions of knitting, eye lifting, needle turning, needle connecting and non-knitting, and specific needle moving knitting methods.

Description

Knitting mechanism and method of computerized flat knitting machine

Technical Field

The application relates to a computerized flat knitting machine, in particular to a computerized flat knitting machine knitting mechanism and a computerized flat knitting machine knitting method.

Background

The bottom plate structure on the head of the computerized flat knitting machine and the knitting needles of the needle bed can be matched for use to complete five basic actions of knitting, eye lifting, needle turning, needle receiving and non-knitting. The needle selection is required before knitting, so that different knitting, hanging or non-knitting states are executed, and a common needle selection and needle running mode is realized through various triangular motions installed on a needle selection mother board, for example, a Chinese patent with application publication number of CN108085856A and application publication date of 2018.05.09: in the bottom plate device of the double-system computerized flat knitting machine, needle selection is realized by the lower protection mountain, the needle pushing triangle and the needle selector, the needle pushing triangle is of a sinking design, a control mechanism for controlling the needle pushing triangle is arranged on the back of the bottom plate of the flat knitting machine, and the long protection mountain matched with the lower protection mountain is also arranged on the bottom plate of the flat knitting machine, so that the structure of the whole bottom plate of the flat knitting machine is complex, the number of triangle parts is large, the installation is inconvenient, the mechanical faults such as firing pins are easy to occur, and the knitting efficiency is affected.

The Chinese patent also discloses an application patent with application publication number 106222866A and application publication date 2016.12.14: the utility model provides a two degree mesh needle pressing panel, the needle pressing module in this application is including weaving needle selection preforming, needle selection triangle and needle pressing strip, utilizes needle pressing module and needle selector cooperation to realize selecting the needle, has simplified the triangle device on the panel greatly in this application, simple structure, and triangle spare part is few, but its needle selection triangle exists structural design complicacy, and processing is wasted time, easily appears drawbacks such as firing pin when returning the needle.

Therefore, there is a need for structural optimization and improvement of existing knitting mechanisms.

Disclosure of Invention

The application aims to overcome the defects in the prior art, and provides a computerized flat knitting machine knitting mechanism with simple and reasonable structural design, simple needle selection and stable knitting needle operation, and a knitting method.

The application solves the problems by adopting the following technical scheme: the utility model provides a computerized flat knitting machine knitting mechanism, includes triangle bottom plate and knitting needle subassembly, sets up at least one and weaves the unit on the triangle bottom plate, and the unit of weaving and knitting needle subassembly mutually support and weave, its characterized in that: the knitting unit comprises an upper left mountain guard, an upper right mountain guard, a sharp mountain, a needle turning cam, a left stitch cam, a right stitch cam, a left needle return cam, a right needle return cam, a knitting cam, a dish mountain, a left needle selector, a right needle selector, a left needle receiving pressing sheet, a hanging stitch pressing sheet, a right needle receiving pressing sheet, a nonwoven pressing sheet, a guide cam and a needle selecting cam;

the left upper protection mountain, the sharp mountain and the right upper protection mountain are sequentially arranged from left to right; the needle turning triangle is positioned below the pointed mountain; the left stitch cam and the right stitch cam are arranged below the needle turning cam in a splayed shape; the left stitch cam and the right stitch cam are respectively positioned at two sides of the left stitch cam and the right stitch cam; the knitting cams and the dish mountain are arranged from top to bottom and are positioned between the left stitch cam and the right stitch cam; the needle selecting cams are two, namely a left needle selecting cam and a right needle selecting cam, the left needle selecting cam is positioned below the left needle returning cam, and the right needle selecting cam is positioned below the right needle returning cam; the left needle connecting pressing piece, the eye hanging pressing piece and the right needle connecting pressing piece are sequentially arranged between the left needle selecting triangle and the right needle selecting triangle from left to right, and the non-woven pressing piece is positioned below the left needle connecting pressing piece, the eye hanging pressing piece and the right needle connecting pressing piece; the left needle selector is positioned below the left needle selecting triangle, the right needle selector is positioned below the right needle selecting triangle, and the guide triangle is arranged at the bottom edge of the triangle bottom plate;

the needle selecting triangle comprises a triangle body, a horn-shaped needle inlet groove is formed in the triangle body, and a first needle running groove is communicated and connected with the small opening end of the needle inlet groove; the first needle moving groove is communicated and connected with a second needle moving groove, the second needle moving groove is communicated and connected with a third needle moving groove, wherein the included angle between the first needle moving groove and the second needle moving groove is an obtuse angle, and the third needle moving groove is parallel to the first needle moving groove; the two wall surfaces of the second needle moving groove are a first needle moving surface and a second needle moving surface respectively; a fourth needle moving groove is formed in the top of the first needle moving surface according to the direction parallel to the first needle moving groove; the first needle moving surface is connected with the third needle moving groove, and a first needle moving inclined surface is arranged between the first needle moving surface and the third needle moving groove; the triangular body is provided with a second needle moving inclined plane which is positioned at one side of the needle inserting groove; a needle moving edge for enabling the needle to enter the third needle moving groove is arranged on one side face of the triangular body;

the knitting needle assembly comprises a needle plate body, a row of equidistant needle grooves are formed in the needle plate body, combined knitting needles are placed in the needle grooves, each combined knitting needle comprises a needle setting, a long stitch, a short stitch and a selecting stitch, and the needle setting is connected with the long stitch; the short stitch is arranged on the lower part of the long stitch and is attached to the long stitch; the selecting pin is arranged on the short pin and is attached to the short pin.

Preferably, a V-shaped notch is arranged on one side of the triangular body, and the V-shaped notch is close to the fourth needle running groove; the triangular body is provided with a pin shaft hole and a threaded hole.

Preferably, the front end of the short stitch is provided with a butt, and the rear end is provided with a guide raised head; the long stitch is provided with two butts, namely an upper butt and a lower butt; the guide triangle is a long trapezoid block, the guide grooves parallel to each other are formed in the guide triangle along the length direction, the guide grooves are A-state position guide grooves and H-state position guide grooves from top to bottom, and the bottom surface of the guide triangle is a B-state position guide surface. When the short stitch is in A, H state under the action of the needle selecting triangle, the guide raised heads are respectively and correspondingly clamped into the A state position guide groove and the H state position guide groove, and when the short stitch is in B state position, the B state position guide faces the guide raised heads to guide, so that the short stitch can be ensured to run stably.

Preferably, the needle feeding groove, the first needle feeding groove and the fourth needle feeding groove are sequentially connected to form a transfusion needle selecting channel. When the eye is hung, the specific needle track is as follows: the needle enters the triangle body, then enters the needle inlet groove, enters the first needle outlet groove along the linear travelling track, the needle selecting device selects the needle at the needle selecting area P, the needle is pressed into the needle plate, and the needle continuously passes through the fourth needle outlet groove along the linear travelling track and exits the triangle body.

Preferably, the needle feeding groove, the first needle feeding surface and the first needle feeding inclined surface are sequentially connected to form a knitting needle selecting channel. During knitting, the specific needle track is: the needle enters the triangle body, then enters the needle inlet groove, enters the first needle passing groove along the linear travelling track, the needle selector does not select needles at the needle selecting area, the needle downwards passes along the first needle passing surface, then passes along the first needle passing inclined plane, the first needle passing inclined plane gradually presses the needle into the needle plate, and the needle linearly passes out of the triangle body.

Preferably, the second needle moving inclined plane forms a non-woven needle selecting needle channel. When not weaving, the specific needle track is: the needle walks along the second needle walking inclined plane, and the needle is gradually pressed into the needle plate and then walks out of the triangular body along the straight line walking track.

Preferably, the needle feeding edge, the third needle feeding groove, the second needle feeding surface, the first needle feeding groove and the needle feeding groove are sequentially connected to form a needle returning channel. During needle return, the specific needle track is as follows: after the warp knitting unit works, the needles enter the third needle-moving groove along the needle-moving edge, then return along the second needle-moving surface, the needle selector does not select needles in the needle-selecting area, and then sequentially move out of the triangular body along the first needle-moving groove and the needle-inserting groove.

Preferably, the needle-moving edge and the third needle-moving groove sequentially form a non-woven needle-returning channel. When the needle is not woven back, the specific needle track is as follows: after the warp knitting unit works, the needle enters the third needle feeding groove along the needle feeding edge, the needle selecting device selects the needle at the needle selecting area, the needle is pressed into the needle plate, and the needle moves out of the triangular body along the linear travelling track.

In order to solve the technical problems, the application also provides another technical scheme: the knitting method of the knitting mechanism of the computerized flat knitting machine is characterized in that: comprises a knitting process, a lifting process, a needle turning process, a needle receiving process and a non-knitting process.

The needle track of the knitting process is from left to right: firstly, the butt of a short stitch walks the knitting needle selecting needle track of a left needle selecting cam, the left stitch cam is at a zero position, the lower butt of a long stitch walks the needle track between the left needle returning cam and the left needle selecting cam, the upper butt of the long stitch walks the needle track between the left needle returning cam and the left upper needle protecting cam, the left needle receiving needle pressing sheet (the right needle receiving needle pressing sheet and the lifting needle pressing sheet) does not press the needle, then the lower butt of the long stitch enters the knitting needle track on the knitting cam along the needle track between the left stitch cam and the knitting cam, then the lower butt moves downwards along the right stitch cam, enters the needle track between the right needle returning cam and the right needle selecting cam, walks out of the cam bottom plate along a linear track, the corresponding needle track between the upper butt walks out of the right needle returning cam and the right upper needle protecting cam walks out of the cam bottom plate along the linear track, and the short butt walks out of the needle selecting needle track from the knitting needle track of the left needle selecting cam and enters the needle returning track of the right needle selecting cam along the linear track.

The needle track of the eye hanging procedure is from left to right: firstly, a butt of a short stitch walks a left needle selecting cam to hang a needle selecting needle track, the left needle selecting cam is at a zero position, a lower butt of a long stitch walks a needle track between a left needle returning cam and the left needle selecting cam, correspondingly, an upper butt of the long stitch walks a needle track between the left needle returning cam and a left upper needle protecting cam, the left needle receiving needle pressing sheet does not press a needle, the lower butt of the long stitch walks a section of a knitting needle track on the knitting cam along the needle track between the left needle selecting cam and the knitting cam, the needle pressing sheet presses the needle, the butt, the upper butt and the lower butt are pressed into a needle plate, the needle walks a section of a linear track, then, the right needle receiving needle pressing sheet does not press the needle, the butt, the upper butt and the lower butt are ejected out of the needle plate from the needle plate, the lower butt enters the needle track between the right needle returning cam and the right needle selecting cam, the cam bottom plate is walked out along the linear track, and the needle track between the right needle returning cam and the right upper needle protecting cam is walked out of the cam bottom plate; the butt runs through the needle return path of the right needle selection triangle.

The needle track of the needle connecting procedure is from left to right: firstly, a needle butt of a short stitch moves away from a needle track of a left needle selecting cam, the left needle selecting cam and the right needle selecting cam are at the lowest positions, a left needle connecting pressing sheet and a right needle connecting pressing sheet are used for pressing a needle, the needle is not pressed by the needle hanging pressing sheet, a lower needle butt moves away from the needle track between a left needle returning cam and the left needle selecting cam, then moves along a straight line track until the needle butt enters a needle track on a dish mountain, then moves along the needle track to finish needle connection, enters the needle track between the right needle returning cam and the right needle selecting cam, moves out of a cam bottom plate along the straight line track, and correspondingly, the needle track between an upper needle butt moves away from the right needle returning cam and an upper right needle protecting mountain moves out of the cam bottom plate along the straight line track; the butt of the short stitch goes out from the needle path of the left needle selecting triangle for hanging the eye needle selecting and enters the needle returning path of the right needle selecting triangle along the linear track.

The needle track of the needle turning procedure is from left to right: firstly, a butt of a short stitch walks a knitting needle selecting needle track of a left needle selecting cam, the left stitch cam moves to the lowest position, the right stitch cam is at a zero position, a lower butt of a long stitch walks a needle track between a left needle returning cam and the left needle selecting cam, correspondingly, an upper butt of the long stitch walks a needle track between the left needle returning cam and a left upper needle protecting cam, then the lower butt of the long stitch walks upwards along the left stitch cam, correspondingly, the upper butt of the long stitch enters the needle track between a sharp mountain and a needle turning cam to turn over, after finishing needle turning, the needle track between the upper butt walks a right needle returning cam and the right upper needle protecting cam walks out of a cam bottom plate along a linear track, correspondingly, the lower butt of the long stitch walks out of the needle track between the right needle returning cam and the right needle selecting cam walks out of the cam bottom plate along the linear track; the butt of the short stitch goes out from the knitting needle selecting needle path of the left needle selecting triangle and enters the needle returning needle path of the right needle selecting triangle along the linear track.

The needle track of the non-weaving process is from left to right: firstly, a butt of a short stitch walks away from a non-woven needle selecting needle channel of a left needle selecting triangle, after walks away from the non-woven needle selecting needle channel, a non-woven pressing sheet presses a needle, a needle plate does not go out, and then the butt enters a non-woven needle returning needle channel of a right needle selecting triangle along a linear track; correspondingly, the upper butt and the lower butt of the long stitch always move along the linear track until the long stitch goes out of the triangular bottom plate.

Compared with the prior art, the application has the following advantages and effects: 1. the needle selecting triangle has simple and reasonable structure design and easy processing, realizes three needle selecting positions of eye hanging, knitting and non-knitting, has good needle selecting effect and ensures stable needle operation; 2. compared with the existing bottom plate device, the bottom plate structure of the flat knitting machine provided with the needle selecting triangle is simpler, the weight is reduced, the functions are not reduced, and five basic knitting actions of knitting, eye hanging, needle turning, needle connecting and non-knitting can be performed.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present application.

Fig. 2 is a schematic view of the structure of a knitting needle assembly according to the embodiment of the application.

Fig. 3 is a schematic perspective view of a needle selecting triangle according to an embodiment of the present application.

Fig. 4 is a schematic diagram of a front view of a needle selecting triangle according to an embodiment of the present application.

Fig. 5 is a schematic diagram of a needle track when a needle selecting triangle lifts a needle for selecting a mesh in the embodiment of the application.

Fig. 6 is a schematic diagram of a needle path during needle selection in knitting on a needle selection cam in an embodiment of the present application.

FIG. 7 is a schematic diagram of the trace of the needle trace when selecting a non-woven needle on the needle cam in an embodiment of the application.

Fig. 8 is a schematic diagram of a needle track during needle selection by needle returning on a needle selection cam in an embodiment of the present application.

FIG. 9 is a schematic diagram of the trace of the needle when selecting a non-woven return needle on the needle selecting cam according to an embodiment of the present application.

Fig. 10 is a schematic diagram of a knitting trace in an embodiment of the present application.

FIG. 11 is a schematic diagram of a trace of a transfusion needle in an embodiment of the present application.

Fig. 12 is a schematic view of a needle trace of a needle according to an embodiment of the present application.

Fig. 13 is a schematic view of a needle-turning track in an embodiment of the present application.

FIG. 14 is a schematic drawing of a nonwoven trace in accordance with an embodiment of the present application.

Fig. 15 is a schematic diagram showing the matching structure of the short stitch and the guide triangle in three status positions according to the embodiment of the present application.

Reference numerals illustrate: needle selection cam 01, cam body 1, needle feeding groove 2, first needle moving groove 3, second needle moving groove 4, first needle moving surface 4-1, second needle moving surface 4-2, third needle moving groove 5, fourth needle moving groove 6, first needle moving inclined plane 7, second needle moving inclined plane 8, needle moving edge 9, V-shaped notch 10, pin shaft hole 11, threaded hole 12, needle selection area P, hanging needle selection needle channel C1, knitting needle selection needle channel C2, non-knitting needle selection needle channel C3, needle return needle channel C4, non-knitting needle return needle channel C5, upper left guard mountain 14, upper right guard mountain 15, sharp mountain 16, turning cam 17 left stitch cam 18, right stitch cam 19, left stitch cam 20, right stitch cam 21, knitting cam 22, dish mountain 23, left selector 24, right selector 25, left needle receiving presser 26, hanging stitch presser 27, right needle receiving presser 28, nonwoven presser 29, guide cam 30, a-state position guide groove 311, H-state position guide groove 312, B-state position guide surface 313, needle plate body 31, shed needle 32, long stitch 33, short stitch 34, guide projection 341, selector stitch 35, butt a, upper butt C, lower butt B, left selector cam 011, right selector cam 012.

Detailed Description

The present application will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present application and not limited to the following examples.

Examples

See fig. 1-15.

The knitting mechanism of the computerized flat knitting machine in the embodiment comprises a triangle bottom plate 13 and a knitting needle assembly, wherein at least one knitting unit is arranged on the triangle bottom plate 13, and the knitting unit and the knitting needle assembly are mutually matched for knitting.

In this embodiment, the knitting unit includes an upper left guard mountain 14, an upper right guard mountain 15, a sharp mountain 16, a stitch cam 17, a left stitch cam 18, a right stitch cam 19, a left stitch cam 20, a right stitch cam 21, a knitting cam 22, a dish mountain 23, a left needle selector 24, a right needle selector 25, a left needle-receiving presser 26, a stitch presser 27, a right needle-receiving presser 28, a nonwoven presser 29, a guide cam 30, and a needle selector cam 01.

In the embodiment, the upper left guard mountain 14, the sharp mountain 16 and the upper right guard mountain 15 are arranged in sequence from left to right; the needle turning triangle 17 is positioned below the pointed mountain 16; the left stitch cam 18 and the right stitch cam 19 are arranged below the needle turning cam 17 in a splayed shape; the left stitch cam 20 and the right stitch cam 21 are respectively positioned at two sides of the left stitch cam 18 and the right stitch cam 19; the knitting cams 22 and the dish mountains 23 are arranged from top to bottom and are located between the left stitch cam 18 and the right stitch cam 19.

In this embodiment, two needle selection cams 01 are provided, namely a left needle selection cam 011 and a right needle selection cam 012, the left needle selection cam 011 is located below the left needle return cam 20, and the right needle selection cam 012 is located below the right needle return cam 21. The left needle-engaging presser 26, the eye-engaging presser 27, and the right needle-engaging presser 28 are arranged between the left needle-selecting cam 011 and the right needle-selecting cam 012 in this order from left to right, and the nonwoven presser 29 is located below the left needle-engaging presser 26, the eye-engaging presser 27, and the right needle-engaging presser 28. The left selector 24 is located below the left selector cam 011 and the right selector 25 is located below the right selector cam 012.

In this embodiment, the guide triangle 30 is installed at the bottom side of the triangle bottom plate 13; the guide triangle 30 is a long trapezoid block, and is provided with guide grooves parallel to each other along the length direction, namely an A-state position guide groove 311 and an H-state position guide groove 312 from top to bottom, and the bottom surface of the guide triangle 31 is a B-state position guide surface 313.

In the embodiment, the needle selecting triangle 01 comprises a triangle body 1, wherein a horn-shaped needle inlet groove 2 is formed in the triangle body 1, and a first needle running groove 3 is communicated and connected with the small opening end of the needle inlet groove 2; the first needle moving groove 3 is communicated and connected with a second needle moving groove 4, the second needle moving groove 4 is communicated and connected with a third needle moving groove 5, wherein the included angle between the first needle moving groove 3 and the second needle moving groove 4 is an obtuse angle, and the third needle moving groove 5 is parallel to the first needle moving groove 3.

The two wall surfaces of the second needle moving groove 4 are respectively a first needle moving surface 4-1 and a second needle moving surface 4-2; a fourth needle-moving groove 6 is formed on the top of the first needle-moving surface 4-1 in a direction parallel to the first needle-moving groove 3; the first needle moving surface 4-1 is connected with the third needle moving groove 5, and a first needle moving inclined plane 7 is arranged between the first needle moving surface 4-1 and the third needle moving groove 5; the triangular body 1 is provided with a second needle moving inclined plane 8, and the second needle moving inclined plane 8 is positioned at one side of the needle inlet groove 2; a needle-moving edge 9 for making the needle enter the third needle-moving groove 5 is arranged on one side surface of the triangle body 1.

One side of the triangle body 1 is provided with a V-shaped notch 10, and the V-shaped notch 10 is close to the fourth needle running groove 6. When the needle selecting cam 01 is arranged on the bottom plate of the flat knitting machine, the V-shaped notch 10 is designed, so that the needle selecting cam 01 can be prevented from being bumped when the stitch cam moves downwards. The cam body 1 is provided with a pin shaft hole 11 and a threaded hole 12 for fixing the needle selecting cam on the cam base plate.

As shown in fig. 5, the needle feeding groove 2, the first needle feeding groove 3 and the fourth needle feeding groove 6 are sequentially connected to form a hanging mesh needle selecting channel C1. When the eye is hung, the specific needle track is as follows: the needle enters the triangle body 1, then enters the needle inlet groove 2, enters the first needle outlet groove 3 along the linear travelling track, the needle selecting device selects the needle at the needle selecting area P, the needle is pressed into the needle plate, and the needle continuously passes through the fourth needle outlet groove 6 along the linear travelling track and exits the triangle body 1.

As shown in fig. 6, the needle feeding groove 2, the first needle feeding groove 3, the first needle feeding surface 4-1 and the first needle feeding inclined surface 7 are sequentially connected to form a knitting needle selecting needle channel C2. During knitting, the specific needle track is: the needle enters the triangle body 1, then enters the needle inlet groove 2, enters the first needle moving groove 3 along the linear moving track, the needle selector does not select the needle at the needle selecting area P, the needle moves downwards along the first needle moving surface 4-1, then moves along the first needle moving inclined surface 7, the first needle moving inclined surface 7 gradually presses the needle into the needle plate, and the needle moves out of the triangle body 1 along the linear.

As shown in fig. 7, the second run bevel 8 forms a non-woven selector track C3. When not weaving, the specific needle track is: the needle moves along the second needle moving inclined plane 8, is gradually pressed into the needle plate, and then moves out of the triangular body 1 along the straight line moving track.

As shown in fig. 8, the needle feeding edge 9, the third needle feeding groove 5, the second needle feeding surface 4-2, the first needle feeding groove 3 and the needle feeding groove 2 are sequentially connected to form a needle returning channel C4. During needle return, the specific needle track is as follows: after the warp knitting unit works, needles enter the third needle moving groove 5 along the needle moving edge 9, then return along the second needle moving surface 4-2, the needle selector does not select needles in the needle selecting area P, and then sequentially move out of the triangular body 1 along the first needle moving groove 3 and the needle entering groove 2.

As shown in fig. 9, the needle passing edge 9 and the third needle passing groove 5 sequentially form a non-knitting needle return channel C5. When the needle is not woven back, the specific needle track is as follows: after the warp knitting unit works, the needles enter the third needle moving groove 5 along the needle moving edge 9, the needle selector selects the needles at the needle selecting area P, the needles are pressed into the needle plate, and the needles move out of the triangular body 1 along the linear moving track.

In this embodiment, the knitting needle assembly includes a needle plate body 31, a row of equidistant needle grooves are arranged on the needle plate body 31, a combined knitting needle is placed in the needle grooves, the combined knitting needle includes a shed needle 32, a long stitch 33, a short stitch 34 and a selecting stitch 35, and the shed needle 32 is connected with the long stitch 33; the short stitch 34 is arranged on the lower part of the long stitch 33 and is attached with the long stitch 33; the select pin 35 is disposed over and in engagement with the short pin 34.

The front end of the short stitch 34 is provided with a butt a, and the rear end is provided with a guide raised head 341; the long butt 33 has two butts, an upper butt b and a lower butt c, respectively; when the short stitch 34 is in A, H state under the action of the needle selecting cam, the guide raised heads 341 are respectively and correspondingly blocked into the A state position guide groove 311 and the H state position guide groove 312 of the guide cam 30, and when the short stitch 35 is in B state position, the B state position guide surface 313 of the guide cam 30 guides the guide raised heads 341 to ensure that the short stitch 34 runs stably.

The knitting method of the knitting mechanism of the computerized flat knitting machine in the embodiment comprises a knitting process, a lifting process, a needle turning process, a needle receiving process and a non-knitting process.

As shown in fig. 10, when the flat knitting machine head moves from right to left, the needle path in the knitting process is from left to right: firstly, the butt a of the short stitch 34 goes through the knitting needle selecting needle track C2 of the left needle selecting cam 011, the left stitch cam 18 is at the zero position, the lower butt C of the long stitch 33 goes through the needle track between the left needle returning cam 20 and the left needle selecting cam 011, correspondingly, the upper butt b of the long stitch 33 goes through the needle track between the left needle returning cam 20 and the left upper guard mountain 14, the left needle receiving presser 26, the right needle receiving presser 28 and the eye hanging presser 27 do not press the needle, then the lower butt C of the long stitch 33 goes through the needle track between the left stitch cam 18 and the knitting cam 22 into the knitting needle track on the knitting cam 22, then the lower butt C moves down along the right stitch cam 19 into the needle track between the right needle returning cam 21 and the right needle selecting cam 012, and correspondingly, the upper butt b goes through the needle track between the right needle returning cam 21 and the right upper guard mountain 15 out of the cam bottom 13 along the straight track; the butt a of the short stitch 34 goes out of the knitting needle selecting stitch C2 of the left needle selecting cam 011 and enters the return stitch C4 of the right needle selecting cam 012 along a straight-line trajectory. In this process, the right stitch cam 19 can move up and down, controlling the density according to the requirement.

As shown in fig. 11, when the flat knitting machine head moves from right to left, the needle track of the eye lifting process is from left to right: firstly, a butt a of a short stitch 34 walks a stitch selecting needle channel C1 of a left stitch cam 011, a left stitch cam 18 is at a zero position, a lower butt C of a long stitch 33 walks a needle channel between a left needle return cam 20 and a left stitch cam 011, correspondingly, an upper butt b of the long stitch 33 walks a needle channel between the left needle return cam 20 and a left upper guard cam 14, a left needle connecting press sheet 26 does not press a needle, after a lower butt C of the long stitch 33 enters a knitting needle channel between the left stitch cam 18 and a knitting cam 22 for a section of travel, a butt a, an upper butt b and a lower butt C are pressed into a needle plate, a section of linear track is walked, then a right needle connecting press sheet 28 does not press a needle, a butt a upper butt b and a lower butt C are ejected from the needle return cam 19, the lower butt C moves down along the right stitch cam 19, enters a straight track between the right stitch cam 21 and the right stitch cam 012, and a needle path exits from the needle plate 13 along the linear track between the right stitch cam 21 and the right stitch cam 012; the butt a goes to the needle return path C4 of the right selector cam 012. In this process, the right stitch cam 19 can move up and down, controlling the density according to the requirement.

As shown in fig. 12, when the flat knitting machine head moves from right to left, the needle path in the needle joining process is from left to right: firstly, a butt a of a short stitch 34 walks a stitch channel C1 of a left needle selecting cam 011, a left stitch cam 18 and a right stitch cam 19 are at the lowest positions, a left needle connecting pressing sheet 26 and a right needle connecting pressing sheet 28 are used for pressing pressure needles, a stitch pressing sheet 27 does not press needles, a lower butt C walks a stitch channel between a left needle returning cam 20 and the left needle selecting cam 011, then the lower butt C follows a straight line track until the lower butt C enters a needle connecting channel on a dish mountain 23, then the lower butt C follows the needle connecting track, after the needle connecting operation is completed, the lower butt C enters a stitch channel between a right needle returning cam 21 and a right needle selecting cam 012, the lower butt b walks out of a cam base plate 13 along the straight line track, and correspondingly, a stitch channel between an upper needle returning cam 21 and an upper right needle protecting mountain 15 walks out of the cam base plate 13 along the straight line track; the butt a of the short stitch 34 goes out from the stitch selector C1 of the left stitch cam 011 and enters the return stitch C4 of the right stitch cam 012 along a straight trajectory.

As shown in fig. 13, when the flat knitting machine head moves from right to left, the needle track of the needle turning process is from left to right: firstly, the butt a of the short stitch 34 walks the knitting needle selecting needle track C2 of the left needle selecting cam 011, the left stitch cam 18 moves to the lowest position, the right stitch cam 19 is at the zero position, the lower butt C of the long stitch 33 walks the needle track between the left needle returning cam 20 and the left needle selecting cam 011, the corresponding upper butt b of the long stitch 33 walks the needle track between the left needle returning cam 20 and the left upper needle protecting cam 14, then the lower butt C of the long stitch 33 walks upwards along the left stitch cam 18, the corresponding upper butt b of the long stitch 33 enters the needle track between the sharp cam 16 and the needle turning cam 17 to turn over, after finishing needle turning over, the needle track between the upper butt b walks the right needle returning cam 21 and the right upper needle protecting cam 15 walks out of the cam base 13 along the straight track, the corresponding lower butt C of the long stitch 33 walks the needle track between the right needle returning cam 21 and the right needle selecting cam 012 along the straight track; the butt a of the short stitch 34 goes out of the knitting needle selecting stitch C2 of the left needle selecting cam 011 and enters the return stitch C4 of the right needle selecting cam 012 along a straight-line trajectory.

As shown in fig. 14, when the flat knitting machine head moves from right to left, the needle path of the non-knitting process is from left to right: firstly, the butt a of the short stitch 34 walks the non-woven needle selecting needle channel C3 of the left needle selecting cam 011, after walks out from the non-woven needle selecting needle channel C3, the non-woven pressing sheet 37 presses the needle, the needle plate does not go out, and then the butt a enters the non-woven needle returning needle channel C5 of the right needle selecting cam 012 along a straight line track; correspondingly, the upper butt b and the lower butt c of the long stitch 33 always move along the straight-line trajectory until they exit the cam base 13.

In addition, it should be noted that the specific embodiments described in the present specification may vary from part to part, from name to name, etc., and the above description in the present specification is merely illustrative of the structure of the present application. Equivalent or simple changes of the structure, characteristics and principle of the present application are included in the protection scope of the present application. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the application as defined in the accompanying claims.

Claims (9)

1. The utility model provides a computerized flat knitting machine knitting mechanism, includes triangle bottom plate (13) and knitting needle subassembly, sets up at least one and weaves the unit on triangle bottom plate (13), and the unit and the knitting needle subassembly are mutually supported and are woven its characterized in that: the knitting unit comprises an upper left guard (14), an upper right guard (15), a sharp mountain (16), a needle turning cam (17), a left stitch cam (18), a right stitch cam (19), a left needle return cam (20), a right needle return cam (21), a knitting cam (22), a dish mountain (23), a left needle selector (24), a right needle selector (25), a left needle connecting pressing sheet (26), a hanging stitch pressing sheet (27), a right needle connecting pressing sheet (28), a non-knitting pressing sheet (29), a guide cam (30) and a needle selecting cam (01);

the left upper guard mountain (14), the sharp mountain (16) and the right upper guard mountain (15) are sequentially arranged from left to right; the needle turning triangle (17) is positioned below the pointed mountain (16); the left stitch cam (18) and the right stitch cam (19) are arranged below the needle turning cam (17) in a splayed shape; the left needle return triangle (20) and the right needle return triangle (21) are respectively positioned at two sides of the left stitch triangle (18) and the right stitch triangle (19); the knitting cams (22) and the dish mountains (23) are arranged from top to bottom and are positioned between the left stitch cam (18) and the right stitch cam (19); the two needle selection cams (01) are respectively a left needle selection cam (011) and a right needle selection cam (012), the left needle selection cam (011) is positioned below the left needle return cam (20), and the right needle selection cam (012) is positioned below the right needle return cam (21); the left needle connecting pressing piece (26), the eye hanging pressing piece (27) and the right needle connecting pressing piece (28) are sequentially arranged between the left needle selecting triangle (011) and the right needle selecting triangle (012) from left to right, and the non-woven pressing piece (29) is positioned below the left needle connecting pressing piece (26), the eye hanging pressing piece (27) and the right needle connecting pressing piece (28); the left needle selector (24) is positioned below a left needle selecting triangle (011), the right needle selector (25) is positioned below a right needle selecting triangle (012), and the guide triangle (30) is arranged at the bottom edge of the triangle bottom plate (13);

the needle selecting triangle (01) comprises a triangle body (1), wherein a horn-shaped needle inlet groove (2) is formed in the triangle body (1), and a small opening end of the needle inlet groove (2) is communicated with a first needle running groove (3); the first needle moving groove (3) is communicated and connected with a second needle moving groove (4), the second needle moving groove (4) is communicated and connected with a third needle moving groove (5), wherein an included angle between the first needle moving groove (3) and the second needle moving groove (4) is an obtuse angle, and the third needle moving groove (5) is parallel to the first needle moving groove (3); two wall surfaces of the second needle moving groove (4) are a first needle moving surface (4-1) and a second needle moving surface (4-2) respectively; a fourth needle-moving groove (6) is formed on the top of the first needle-moving surface (4-1) along the direction parallel to the first needle-moving groove (3); the first needle moving surface (4-1) is connected with the third needle moving groove (5), and a first needle moving inclined plane (7) is arranged between the first needle moving surface (4-1) and the third needle moving groove (5); the triangular body (1) is provided with a second needle moving inclined plane (8), and the second needle moving inclined plane (8) is positioned at one side of the needle inlet groove (2); a needle moving edge (9) for enabling the needle to enter the third needle moving groove (5) is arranged on one side face of the triangular body (1);

the knitting needle assembly comprises a needle plate body (31), a row of equidistant needle grooves are formed in the needle plate body (31), combined knitting needles are placed in the needle grooves, each combined knitting needle comprises a latch needle (32), a long needle foot (33), a short stitch (34) and a selecting stitch (35), and the latch needles (32) are connected with the long needle foot (33); the short stitch (34) is arranged on the upper surface of the lower part of the long stitch (33) and is attached to the long stitch; the selection pin (35) is arranged on the short pin (34) and is attached to the short pin.

2. The computerized flat knitting machine knitting mechanism of claim 1, wherein: one side of the triangular body (1) is provided with a V-shaped notch (10), and the V-shaped notch (10) is close to the fourth needle running groove (6); the triangular body (1) is provided with a pin shaft hole (11) and a threaded hole (12).

3. The computerized flat knitting machine knitting mechanism of claim 1, wherein: the front end of the short stitch (34) is provided with a butt (a), and the rear end is provided with a guide raised head (341); the long stitch (33) is provided with two butts, namely an upper butt (b) and a lower butt (c); the guide triangle (30) is in a long trapezoid block shape, guide grooves parallel to each other are formed in the guide triangle along the length direction, the guide grooves are respectively an A-state position guide groove (311) and an H-state position guide groove (312) from top to bottom, and the bottom surface of the guide triangle (30) is a B-state position guide surface (313).

4. The computerized flat knitting machine knitting mechanism of claim 2, wherein: the needle feeding groove (2), the first needle feeding groove (3) and the fourth needle feeding groove (6) are sequentially connected to form a hanging needle selecting needle channel (C1).

5. The computerized flat knitting machine knitting mechanism of claim 2, wherein: the needle feeding groove (2), the first needle feeding groove (3), the first needle feeding surface (4-1) and the first needle feeding inclined surface (7) are sequentially connected to form a knitting needle selecting needle channel (C2).

6. The computerized flat knitting machine knitting mechanism of claim 2, wherein: the second needle moving inclined plane (8) forms a non-woven needle selecting needle channel (C3).

7. The computerized flat knitting machine knitting mechanism of claim 2, wherein: the needle moving edge (9), the third needle moving groove (5), the second needle moving surface (4-2), the first needle moving groove (3) and the needle inserting groove (2) are sequentially connected to form a needle returning needle channel (C4).

8. The computerized flat knitting machine knitting mechanism of claim 2, wherein: the needle moving edge (9) and the third needle moving groove (5) form a non-woven needle returning needle channel (C5) in sequence.

9. A method of knitting a computerized flat knitting machine knitting mechanism as claimed in any of claims 1 to 8, characterized by: comprises a knitting process, a lifting process, a needle turning process, a needle receiving process and a non-knitting process;

the needle track of the knitting process is from left to right: firstly, a butt (a) of a short stitch (34) walks a knitting needle selecting needle channel (C2) of a left needle selecting cam (011), a left stitch cam (18) is at a zero position, a lower butt (C) of a long stitch (33) walks a needle channel between a left needle returning cam (20) and the left needle selecting cam (011), correspondingly, an upper butt (b) of the long stitch (33) walks a needle channel between the left needle returning cam (20) and a left upper needle protecting cam (14), a left needle receiving pressing sheet (26), a right needle receiving pressing sheet (28) and a lifting needle pressing sheet (27) do not press a needle, then a lower butt (C) of the long stitch (33) enters the knitting needle channel on the knitting cam (22) along the needle channel between the left stitch cam (18) and the knitting cam (22), then the lower butt (C) moves down along a right stitch cam (19), enters the needle channel between the right needle returning cam (21) and the right needle selecting cam (012), and goes out of a needle channel between the corresponding needle returning cam (13) and the right needle protecting cam (012) along a straight line track; the butt (a) of the short stitch (34) is led out from the knitting needle selecting needle path (C2) of the left needle selecting cam (011) and enters the needle returning needle path (C4) of the right needle selecting cam (012) along the straight line track;

the needle track of the eye hanging procedure is from left to right: firstly, a needle butt (a) of a short stitch (34) walks a left needle selecting cam (011) to hang a needle track (C1), a left needle cam (18) is at a zero position, a lower needle butt (C) of a long stitch (33) walks a needle track between a left needle returning cam (20) and the left needle selecting cam (011), correspondingly, an upper needle butt (b) of the long stitch (33) walks a needle track between the left needle returning cam (20) and a left upper guard (14), a left needle connecting pressing sheet (26) does not press a needle, a lower needle butt (C) of the long stitch (33) walks a section along a knitting needle track on the knitting cam (22) along the left needle cam (18), a needle butt (b) and a lower needle butt (C) are pressed into a needle plate, a section of a straight track is walked, then a right needle connecting pressing sheet (28) does not press the needle, the lower needle butt (C) of the long stitch (33) enters the needle track between the right needle butt (b) and the right needle butt (21) along the needle track (C), and the right needle butt (21) is ejected out of the needle track (13) along the right cam track, the needle path between the upper butt (b) and the right needle return cam (21) and the right upper guard (15) goes out of the cam bottom plate (13) along a linear track; a needle returning needle path (C4) of the right needle selecting triangle (012) is moved by the butt (a);

the needle track of the needle connecting procedure is from left to right: firstly, a butt (a) of a short stitch (34) walks a stitch needle selecting channel (C1) of a left stitch selecting cam (011), a left stitch cam (18) and a right stitch cam (19) are at the lowest positions, a left stitch pressing sheet (26) and a right stitch pressing sheet (28) are used for pressing pressure needles, a stitch channel between a left stitch returning cam (20) and a left stitch selecting cam (011) is walked by a lower butt (C), then the needle channel enters a stitch channel on a dish mountain (23) along a straight line track, then enters a stitch channel between a right stitch returning cam (21) and a right stitch selecting cam (012) after the needle is connected along the stitch channel, a cam bottom plate (13) is walked along the straight line track, and a stitch channel between a right stitch returning cam (21) and a right upper guard mountain (15) is correspondingly walked by a cam bottom plate (13) along the straight line track; the butt (a) of the short stitch (34) is led out from the hanging needle selecting needle channel (C1) of the left needle selecting triangle (011) and enters the needle returning needle channel (C4) of the right needle selecting triangle (012) along the straight line track;

the needle track of the needle turning procedure is from left to right: firstly, a needle butt (a) of a short stitch (34) walks a knitting needle selecting needle path (C2) of a left needle selecting cam (011), a left stitch cam (18) moves to the lowest position, a right stitch cam (19) is at a zero position, a lower needle butt (C) of a long stitch (33) walks a needle path between a left needle returning cam (20) and the left needle selecting cam (011), correspondingly, an upper needle butt (b) of the long stitch (33) walks a needle path between the left needle returning cam (20) and a left upper needle protecting cam (14), then the lower needle butt (C) of the long stitch (33) walks upwards along the left stitch cam (18), correspondingly, an upper needle butt (b) of the long stitch (33) enters a needle path between a sharp mountain (16) and a needle turning cam (17), after the needle turning is completed, a needle path between the upper needle returning cam (b) and the right upper needle protecting cam (21) walks out of a needle path between the right needle returning cam (13) and the right upper needle protecting cam (15), and the needle path between the corresponding needle returning cam (21) and the right needle returning cam (13) walks out of the needle path (012) along a straight path between the right needle returning cam (13); the butt (a) of the short stitch (34) is led out from the knitting needle selecting needle path (C2) of the left needle selecting cam (011) and enters the needle returning needle path (C4) of the right needle selecting cam (012) along the straight line track;

the needle track of the non-weaving process is from left to right: firstly, a butt (a) of a short stitch (34) walks a non-woven needle selecting needle channel (C3) of a left needle selecting triangle (011), after walks out of the non-woven needle selecting needle channel (C3), a non-woven pressing sheet (29) presses a needle, a needle plate does not go out, and then the butt (a) enters a non-woven needle returning needle channel (C5) of a right needle selecting triangle (012) along a linear track; correspondingly, the upper butt (b) and the lower butt (c) of the long stitch (33) always move along the linear track until the long stitch goes out of the triangle bottom plate (13).