CN215051062U - Combined needle bed of computerized flat knitting machine for forming fabric knitting - Google Patents

Abstract

A combined needle bed of a forming fabric knitting computerized flat knitting machine is characterized in that a plurality of longitudinal and parallel needle groove insert grooves are formed in the upper side face of a needle bed main body, longitudinal clamping grooves are formed in the front ends of the needle groove insert grooves, and long needle groove inserts and short needle groove inserts are sequentially installed in adjacent needle groove insert grooves at intervals; the needle groove insert groove at the front end of the short needle groove insert is also provided with a three-in-one insert, a needle groove is formed between the three-in-one insert in the same needle groove insert groove and the short needle groove insert and between the adjacent long needle groove insert, two side surfaces of the front end of the long needle groove insert are respectively provided with an auxiliary needle groove of a ring expanding reed of an embedded latch needle, and the ring releasing piece and the sinker assembly are arranged in a vertical clamping groove at intervals. Has the advantages that: the assembly is simple, the long needle groove inserting piece and the short needle groove inserting piece are riveted, and the long needle groove inserting piece and the short needle groove inserting piece are not easy to tilt; the design of the torsion spring enables the sinker to be in a normal pressure state to the coil so as to prevent the floating line.

Description

Combined needle bed of computerized flat knitting machine for forming fabric knitting

Technical Field

The invention relates to the technical field of computerized flat knitting machines, in particular to a combined needle bed of a computerized flat knitting machine for knitting a forming fabric for knitting ready-made clothes of the computerized flat knitting machine.

Background

The existing computerized flat knitting machine is limited by factors such as a sweater knitting process plate making, a mechanical action control system, a pioneering design of a main part and the like, the knitting of the sweater is always stopped at the front piece and the rear piece, the two sleeve pieces and the loose piece knitting of the neckline, the sweater is manually sewn through a special sweater sewing machine to form a complete sweater, and the sewing process is a labor-consuming and time-consuming labor-intensive process.

With the improvement of a knitting process plate, the improvement of a control system and the gradual maturity of industry pioneering design, a medium-thick 7-9 needles/25.4 mm (the number of latch needles used per inch) medium-thick needle spacing wide computer flat knitting machine (for example, 7 needles are 14 needle plates, the width is increased, and the actual number of needles used for sweater is realized) is pushed to the market, a large number of medium-thin needle spaces such as 11-14 needles are restricted by equipment such as latch needles, and the latch needles are used and installed according to the traditional method, the thickness of the latch needles is below 0.5, the needle hooks are too small and contain yarn quantity which is not standard enough, and the unilateral tensioned suspension coil bends the needle hook rod and cannot adopt the extension needle for garment knitting.

The international famous brand in the industry after 2000 introduced a multi-needle bed computerized flat knitting machine, the front needle bed and the rear needle bed adopt a superposed main knitting four-needle bed computerized flat knitting machine and are provided with needle-selecting pressing auxiliary needle beds, so that the ready-made clothes knitting with fine needle pitch of more than 12 needles can be perfectly realized, and the complicated special combined latch knitting needle, needle bed and combined three-dimensional triangular track are adopted, the single selling price of the combined latch knitting needle, the needle bed and the combined three-dimensional triangular track is up to more than million, which is about 20 times of the selling price of the existing national computer, and sweater enterprises can not bear the market, but the requirement for the localization of the ready-made clothes knitting computer with fine needle pitch is urgent.

202011059349.4 the design that needle groove inserted sheet in the former application patent of applicant includes anterior segment needle groove inserted sheet and back end needle groove inserted sheet need rivet with the faller at anterior segment needle groove inserted sheet rear end when the assembly, leads to the technology complicacy.

Disclosure of Invention

The invention provides a combined needle bed of a forming fabric knitting computerized flat knitting machine aiming at the problems.

The purpose of the invention is realized by the following scheme: a combined needle bed of a forming fabric knitting computerized flat knitting machine comprises a needle bed main body, three-in-one inserting sheets, long needle groove inserting sheets and short needle groove inserting sheets, wherein a plurality of longitudinal and parallel needle groove inserting sheet grooves are formed in the upper side surface of the needle bed main body; the needle groove insert groove at the front end of the short needle groove insert is also provided with a three-in-one insert, a needle groove is formed between the three-in-one insert in the same needle groove insert groove and the short needle groove insert and between the adjacent long needle groove insert, two side surfaces of the front end of the long needle groove insert are respectively provided with an auxiliary needle groove of a ring expanding reed of an embedded latch needle, and the ring releasing piece and the sinker assembly are arranged in a vertical clamping groove at intervals.

Furthermore, a small comb-shaped tooth sinker needle bed with a sinker heel moving is arranged above the front ends of the three-in-one inserting sheet and the long needle groove inserting sheet, a transverse first steel wire groove is formed in the bottom of a comb-shaped tooth of the small comb-shaped tooth sinker needle bed and is penetrated by a first steel wire, a transverse second steel wire groove is formed in the front end of a comb-shaped tooth of the small comb-shaped tooth sinker needle bed and is penetrated by a second steel wire; the sinker heel is located between first steel wire and the second steel wire, and first steel wire is located and is equipped with the torsional spring in every pectination tooth, and torsional spring one side is used for heel contact with the sinker, and the torsional spring opposite side supports in addition in pectination tooth bottom, and the sinker plays the ordinary pressure state to the coil through the torsional spring effect.

Furthermore, two ring expanding reeds of two latch needles are respectively arranged in two needle grooves formed by the long needle groove inserting piece and the three-in-one inserting piece and the short needle groove inserting piece in the same needle groove inserting piece groove on the left side and the right side and face the latch needles of the long needle groove inserting piece; the two sides of the knocking-over piece are respectively attached with the gasket to form the knocking-over piece assembly which is correspondingly arranged in the longitudinal clamping groove at the front end of the long needle groove inserting piece; the sinker assembly is arranged in the adjacent longitudinal clamping grooves of the knocking-over pieces and is positioned in the middle of the sides, without the coil expanding reed, of the two adjacent latch needles; the two sides of the sinker are respectively attached with a sinker gasket, and a sinker base is additionally arranged to form a sinker assembly; the needle bed main body is provided with a horizontal steel wire groove vertical to the longitudinal clamping groove, a fixed steel wire is arranged in the horizontal steel wire groove and penetrates through the knockover sheet assembly and the sinker assembly, the sinker rotates forwards and backwards by taking the fixed steel wire as an axis, the knockover sheet is provided with a steel wire hole, and the steel wire penetrates through the steel wire hole of the knockover sheet to form a blocking coil position.

Furthermore, the rear end of the needle groove insert groove is riveted with the rear ends of the long needle groove insert and the short needle groove insert; the number of the comb teeth of the small needle bed of the comb tooth sinker is one half of that of the needle slot inserting grooves.

Furthermore, the latch needle is a part of a knitting needle assembly, the knitting needle assembly comprises a latch needle, a latch needle thickness connecting sheet, a slider, a three-position pushing sheet and a needle selecting sheet which are matched with each other and sequentially arranged in the needle groove, and the slider is used for buckling the rear end of the latch needle through the latch needle thickness connecting sheet and guiding the latch needle to move; the auxiliary needle groove and the three-in-one inserting sheet form a widened needle groove for the movement of the latch needle, and a ring expanding reed abdicating groove is also arranged in the auxiliary needle groove close to the side of the latch needle with the ring expanding reed.

Furthermore, a transverse third steel wire groove, a transverse fourth steel wire groove and a transverse fifth steel wire groove which are vertical to the needle groove inserting sheet groove are also arranged on the needle bed main body, a first steel wire hole corresponding to the transverse third steel wire groove and a second steel wire hole corresponding to the transverse fifth steel wire groove are formed in the long needle groove inserting sheet, and a third steel wire is positioned in the transverse third steel wire groove and penetrates through the first steel wire hole; the fifth steel wire is positioned in the transverse fifth steel wire groove and penetrates through the second steel wire hole; the fourth steel wire is positioned in the transverse fourth steel wire groove and penetrates through the lower part of the long needle groove insert; the short needle groove insert is provided with a chute corresponding to a transverse fourth steel wire groove and a second steel wire hole corresponding to a transverse fifth steel wire groove, and a fourth steel wire is positioned in the transverse fourth steel wire groove and penetrates through the chute; the fifth steel wire is positioned in the transverse fifth steel wire groove and penetrates through the second steel wire hole; the third steel wire is positioned in the transverse third steel wire groove and penetrates through the lower part of the three-in-one inserting piece.

Further, trinity inserted sheet, long needle groove inserted sheet, short needle groove inserted sheet upper end all are equipped with the space stop piece of segmentation, are equipped with the pectination tooth on the space stop piece, and adjacent trinity inserted sheet, long needle groove inserted sheet, short needle groove inserted sheet insert the pectination tooth of space stop piece in, and still be equipped with the block on the space stop piece in long needle groove inserted sheet, short needle groove inserted sheet and oppress the trapezoidal form layering of space stop piece.

Further, trinity inserted sheet includes main inserted sheet and two main inserted sheet gaskets, and main inserted sheet both sides are equipped with main inserted sheet gasket, and main inserted sheet gasket is not higher than needle groove inserted sheet groove, and main inserted sheet lower extreme and two main inserted sheet gaskets insert in the needle groove inserted sheet groove, and main inserted sheet upper end is higher than needle groove inserted sheet groove, and correspond the short needle groove inserted sheet and form integrative and form the needle groove that the front end widens between the adjacent long needle groove inserted sheet.

Furthermore, an elastic force arm is arranged above the rear ends of the knocking-over piece and the gasket, a first arc-shaped bulge is arranged on the upper side of the elastic force arm, and a first positioning arc-shaped groove corresponding to the first arc-shaped bulge is arranged below the front end of the long needle groove inserting piece; the sinker and the sinker gasket rear end top are equipped with the elastic force arm, and the elastic force arm upside is equipped with the second arc arch, and the front end below of main inserted sheet and two main inserted sheet gaskets is equipped with the bellied second location arc recess of corresponding second arc.

Furthermore, the thickness of the latch needle is matched with the thickness of the front end of the needle groove with the widened front end, and the thickness of the latch needle thickness connecting sheet is matched with the thickness of the rear end of the needle groove with the widened front end.

The invention has the beneficial effects that: the long needle groove inserting piece and the short needle groove inserting piece are riveted, and are not easy to tilt; secondly, the design of the torsion spring enables the sinker butt to be continuously attached to the second steel wire; thirdly, the long needle groove insert and the short needle groove insert are kept in a gap by the spacing pieces, and the long needle groove insert and the short needle groove insert are integrated to improve the strength; fourthly, the ring expanding reeds of the latch needle and the adjacent ring expanding reeds of the latch needle are symmetrically arranged.

Drawings

Fig. 1 is a first structural diagram of the present invention.

FIG. 2 is a schematic view of the present invention in use.

FIG. 3 is a second structural diagram of the present invention.

FIG. 4 is a diagram showing the combination of latch needle, latch needle thickness connecting sheet and slider.

FIG. 5 is a schematic view of a long needle slot insert.

FIG. 6 is a schematic view of the structure of the short needle slot insert and the three-in-one insert.

FIG. 7 is a schematic view of a knocking-over patch.

Fig. 8 is a schematic view of the construction of the sinker assembly.

Fig. 9 is a schematic view of the structure of the long needle groove insert and the latch needle.

Fig. 10 is a schematic view of the structure of the short needle groove insert and the latch needle.

Fig. 11 is a third structural diagram of the present invention.

Fig. 12 is an enlarged view of a portion a.

Fig. 13 is a comparison of a latch needle and a conventional latch needle.

Fig. 14 is a first structural diagram of a latch needle.

Fig. 15 is a second schematic view of the latch needle structure.

Fig. 16 is a schematic view of a three-in-one tab construction.

Fig. 17 is a schematic view of a main insert.

FIG. 18 is a schematic view of a master tab shim.

1 is a needle bed main body; 2, three-in-one inserting piece; 3 is a long needle groove insert; 4 is a short needle groove insert; 5 is a needle slot and a sheet slot; 6 is a longitudinal clamping groove; 7 is a knocking-over piece; 8 is a sinker assembly, 9 is a sinker heel; 10 is a comb-shaped tooth sinker small needle bed; 11 is a transverse steel wire groove; 12 is a transverse first steel wire groove, 13 is a transverse second steel wire groove; 14 is the comb teeth of the small needle bed of the comb tooth sinker; 15 is a torsion spring; 16 is a knitting needle component; 17 is a transverse third steel wire groove; 18 is a transverse fourth steel wire groove; 19 is a transverse fifth steel wire groove; 20 is a spacing piece; 21 is a latch needle; 22 is a latch needle thickness connecting sheet; 23 is a slider; 24 is a three-position push sheet; 25 is a selector; 26 is an expanding reed; 27 is a sinker; 28 is a main inserting sheet; 29 is a main insert gasket; 30 is a second positioning arc-shaped groove; 31 is a first positioning arc-shaped groove; 32 is an auxiliary needle groove; 33 is a second arc-shaped bulge; 34 is a first arc-shaped bulge; 35 is a sinker pad; 36 is a gasket; 37 is the existing latch needle; 38 is the expanding reed of the existing latch needle; and 39 is a groove.

Detailed Description

The invention is further illustrated by the following examples in conjunction with the accompanying drawings:

the first embodiment is as follows:

referring to fig. 1-18, the invention: a combined needle bed of a forming fabric knitting computerized flat knitting machine comprises a needle bed main body 1, a three-in-one inserting sheet 2, a long needle groove inserting sheet 3 and a short needle groove inserting sheet 4, wherein a plurality of longitudinal and parallel needle groove inserting sheet grooves 5 are formed in the upper side surface of the needle bed main body 1, a longitudinal clamping groove 6 is formed in the front end of each needle groove inserting sheet groove, and the long needle groove inserting sheet 3 and the short needle groove inserting sheet 4 are sequentially installed in adjacent needle groove inserting sheet grooves at intervals; the needle groove insert groove positioned at the front end of the short needle groove insert is also provided with a three-in-one insert 2, a needle groove is formed between the three-in-one insert in the same needle groove insert groove and the short needle groove insert and the adjacent long needle groove insert, the two side surfaces of the front end of the long needle groove insert are respectively provided with an auxiliary needle groove 32 of a ring expanding reed of an embedded latch needle, and the ring releasing piece 7 and the sinker assembly 8 are arranged in a vertical clamping groove at intervals.

A combined needle bed of a forming fabric knitting computerized flat knitting machine is characterized in that a small comb tooth sinker needle bed 10 with a sinker heel 9 moving is arranged above the front ends of a three-in-one inserting sheet and a long needle groove inserting sheet, a transverse first steel wire groove 12 is arranged at the bottom of a comb tooth of the small comb tooth sinker needle bed and is penetrated by a first steel wire, a transverse second steel wire groove 13 is arranged at the front end of a comb tooth 14 of the small comb tooth sinker needle bed and is penetrated by a second steel wire; the sinker heel is located between first steel wire and the second steel wire, and first steel wire is located and is equipped with torsional spring 15 in every pectinate tooth, and torsional spring one side is used for heel contact with the sinker, and the torsional spring opposite side supports in addition in pectinate tooth bottom, and the sinker plays the ordinary pressure state to the coil through the torsional spring effect.

A combined needle bed of a forming fabric knitting computerized flat knitting machine is characterized in that a long needle groove insert piece and two needle grooves formed by a three-in-one insert piece and a short needle groove insert piece in the same needle groove insert piece groove on the left side and the right side are respectively provided with a latch needle with two expanding spring pieces facing the long needle groove insert piece; the gasket 36 is attached to both sides of the knocking-over piece to form the knocking-over piece component which is correspondingly arranged in the longitudinal clamping groove at the front end of the long needle groove inserting piece; the sinker assembly is arranged in the adjacent longitudinal clamping groove of the knocking-over piece; and is positioned in the middle of the sides of two adjacent latch needles without the expansion spring; the two sides of the sinker 27 are respectively attached with a sinker gasket, and a sinker base is additionally arranged to form a sinker assembly; the sinker is positioned at the upper end of the sinker base, a transverse steel wire groove 11 vertical to the longitudinal clamping groove is arranged on the needle bed main body, a fixed steel wire is arranged in the transverse steel wire groove and penetrates through the knockover sheet component and the sinker component, the sinker rotates forwards and backwards by taking the fixed steel wire as an axis, a steel wire hole is formed in the knockover sheet, and the steel wire penetrates through the steel wire hole of the knockover sheet to form a blocking coil position.

The back end of a needle groove insert sheet groove is riveted with the back ends of a long needle groove insert sheet and a short needle groove insert sheet; the precision is improved, and the installation is convenient.

The combined needle bed for forming fabric knitting computerized flat knitting machine has small needle bed 14 with comb teeth in the number one half that of the needle slot and inserting slot.

A forming fabric weaves the combined needle bed of the computer flat knitting machine, the latch needle is a part of the needle assembly 16, the needle assembly 16 includes latch needle 21, thick and thin connecting sheet 22 of latch needle, slider 23, three-way ejector pad 24 and selector jack 25, cooperate and arrange in the needle slot sequentially, the slider buckles the rear end of the latch needle and guides the latch needle to move through the thick and thin connecting sheet of latch needle; one side of the latch needle is provided with a ring expanding reed 26, the auxiliary needle groove and the three-in-one inserting sheet form a widened needle groove for the movement of the latch needle, and a ring expanding reed abdicating groove is also arranged in the auxiliary needle groove close to the side of the ring expanding reed of the latch needle.

A needle bed body is also provided with a transverse third steel wire groove 17, a transverse fourth steel wire groove 18 and a transverse fifth steel wire groove 19 which are vertical to a needle groove insert sheet groove, a first steel wire hole corresponding to the transverse third steel wire groove and a second steel wire hole corresponding to the transverse fifth steel wire groove are arranged on a long needle groove insert sheet, and a third steel wire is positioned in the transverse third steel wire groove and penetrates through the first steel wire hole; the fifth steel wire is positioned in the transverse fifth steel wire groove and penetrates through the second steel wire hole; the fourth steel wire is positioned in the transverse fourth steel wire groove and penetrates through the lower part of the long needle groove insert; the short needle groove insert is provided with a chute corresponding to a transverse fourth steel wire groove and a second steel wire hole corresponding to a transverse fifth steel wire groove, and a fourth steel wire is positioned in the transverse fourth steel wire groove and penetrates through the chute; the fifth steel wire is positioned in the transverse fifth steel wire groove and penetrates through the second steel wire hole; the third steel wire is positioned in the transverse third steel wire groove and penetrates through the lower part of the three-in-one inserting piece.

The utility model provides a forming fabric weaves computerized flat knitting machine's combination formula needle bed, trinity inserted sheet, long needle groove inserted sheet, short needle groove inserted sheet upper end all are equipped with the spacing piece of segmentation, are equipped with the pectination tooth on the spacing piece, and adjacent trinity inserted sheet, long needle groove inserted sheet, short needle groove inserted sheet insert the pectination tooth of spacing piece in, and still be equipped with the block on the spacing piece 20 in long needle groove inserted sheet, short needle groove inserted sheet and oppress the trapezoidal form layering of spacing piece.

The utility model provides a forming fabric knits computerized flat knitting machine's combination formula needle bed, trinity inserted sheet includes main inserted sheet 28 and two main inserted sheet gaskets 29, and main inserted sheet both sides are equipped with main inserted sheet gasket, and main inserted sheet gasket is not higher than needle groove inserted sheet groove, and main inserted sheet lower extreme and two main inserted sheet gaskets insert in the needle groove inserted sheet groove, and main inserted sheet upper end is higher than needle groove inserted sheet groove, and correspond the short needle groove inserted sheet and form integrative and adjacent long needle groove inserted sheet between form the needle groove that the front end widens. The needle groove with the widened front end can accommodate latch needles with larger thickness under the condition that the size of the needle plate is not changed, and the strength of the latch needles is improved.

A combined needle bed of a forming fabric knitting computerized flat knitting machine is characterized in that an elastic force arm is arranged above the rear ends of a knocking-over piece and a gasket, a first arc-shaped bulge 34 is arranged on the upper side of the elastic force arm, and a first positioning arc-shaped groove 31 corresponding to the first arc-shaped bulge is arranged below the front end of a long needle groove inserting piece; the sinker 27 is equipped with the elastic force arm with sinker gasket 35 rear end top, and the elastic force arm upside is equipped with the protruding 33 of second arc, and the front end below of main inserted sheet and two main inserted sheet gaskets is equipped with and corresponds the bellied second location arc recess 30 of second arc. The positioning function is realized.

The combined needle bed for forming fabric knitting computerized flat knitting machine has latch needle thickness matching the front end thickness of the front widened needle slot and latch needle thickness connecting sheet thickness matching the back end thickness of the front widened needle slot. The latch needle thickness connecting sheet plays a transition role, and the thickened latch needle is prevented from being clamped between the long needle groove inserting sheet 3 and the short needle groove inserting sheet 4.

A combined needle bed of a forming fabric knitting computerized flat knitting machine is provided, latch needles are arranged on two sides of a long needle groove insert piece 3, one side of the latch needles works out of a needle, and the other side of the latch needles does not work.

A combined needle bed of a computerized flat knitting machine for knitting formed fabrics is provided, wherein two sides of a knocking-over piece are provided with latch needles in mirror images.

A combined needle bed of a forming fabric knitting computerized flat knitting machine is characterized in that a loop expanding reed of a latch needle is shortened compared with a loop expanding reed 38 of the existing latch needle and matched with a starting position of a needle hook of a receiving needle, the loop expanding reed is positioned on the front side of a yarn dropping arc of a loop releasing sheet, namely a moving path of the receiving needle, and the starting position of the loop expanding reed 38 does not rub against the loop releasing sheet when the loop releasing needle passes by the loop expanding reed 38 when the ultra-fine needle pitch flat knitting machine is started. The corresponding ring expanding reed of the latch needle is provided with a groove which is deepened compared with the groove of the existing latch needle, and the double-step bent ring expanding reed can be embedded, so that the flexibility of the ring expanding reed is increased compared with the ring expanding reed of the existing latch needle, the metal fatigue period is prolonged, and the strength of the ring expanding reed is improved.

A combined needle bed of a forming fabric knitting computerized flat knitting machine is characterized in that a groove 39 is arranged behind a ring expanding reed of a latch needle, and the groove is longer than that of the existing latch needle 37; the ring expanding reed can be embedded in the rear section and increased, and the elasticity of the ring expanding reed is enhanced, so that the moving needle and the receiving needle can easily pass in and out.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that the present invention is not limited to the embodiment described above, but various changes in form and details may be made therein without departing from the scope of the appended claims.

Claims (10)

1. A combined needle bed of a computerized flat knitting machine for knitting forming fabrics comprises a needle bed main body, three-in-one inserting pieces, long needle groove inserting pieces and short needle groove inserting pieces, wherein a plurality of longitudinal and parallel needle groove inserting piece grooves are formed in the upper side face of the needle bed main body, and a longitudinal clamping groove is formed in the front end of each needle groove inserting piece groove and is characterized in that: the long needle groove insert pieces and the short needle groove insert pieces are sequentially arranged in the adjacent needle groove insert piece grooves at intervals; the needle groove insert groove at the front end of the short needle groove insert is also provided with a three-in-one insert, a needle groove is formed between the three-in-one insert in the same needle groove insert groove and the short needle groove insert and between the adjacent long needle groove insert, two side surfaces of the front end of the long needle groove insert are respectively provided with an auxiliary needle groove of a ring expanding reed of an embedded latch needle, and the ring releasing piece and the sinker assembly are arranged in a vertical clamping groove at intervals.

2. The combined needle bed of the computer flat knitting machine for forming fabric according to claim 1, characterized in that: the comb-shaped tooth sinker small needle bed with movable sinker heels is arranged above the front ends of the three-in-one inserting pieces and the long needle groove inserting pieces, a transverse first steel wire groove is formed in the bottom of a comb tooth of the comb-shaped tooth sinker small needle bed and is penetrated by a first steel wire, a transverse second steel wire groove is formed in the front end of a comb tooth of the comb-shaped tooth sinker small needle bed and is penetrated by a second steel wire; the sinker heel is located between first steel wire and the second steel wire, and first steel wire is located and is equipped with the torsional spring in every pectination tooth, and torsional spring one side is used for heel contact with the sinker, and the torsional spring opposite side supports in addition in pectination tooth bottom, and the sinker plays the ordinary pressure state to the coil through the torsional spring effect.

3. The combined needle bed of the computer flat knitting machine for forming fabric according to claim 2, characterized in that: two latch needles with ring expanding reeds of two latch needles facing the long needle groove insert sheet are respectively arranged in two needle grooves formed by the long needle groove insert sheet, the three-in-one insert sheet in the same needle groove insert sheet groove on the left side and the right side and the short needle groove insert sheet; the two sides of the knocking-over piece are respectively attached with the gasket to form the knocking-over piece assembly which is correspondingly arranged in the longitudinal clamping groove at the front end of the long needle groove inserting piece; the sinker assembly is arranged in the adjacent longitudinal clamping grooves of the knocking-over pieces and is positioned in the middle of the sides, without the coil expanding reed, of the two adjacent latch needles; the two sides of the sinker are respectively attached with a sinker gasket, and a sinker base is additionally arranged to form a sinker assembly; the needle bed main body is provided with a horizontal steel wire groove vertical to the longitudinal clamping groove, a fixed steel wire is arranged in the horizontal steel wire groove and penetrates through the knockover sheet assembly and the sinker assembly, the sinker rotates forwards and backwards by taking the fixed steel wire as an axis, the knockover sheet is provided with a steel wire hole, and the steel wire penetrates through the steel wire hole of the knockover sheet to form a blocking coil position.

4. The combined needle bed of the forming fabric knitting computerized flat knitting machine according to claim 3, characterized in that: the rear end of the needle groove insert groove is riveted with the rear ends of the long needle groove insert and the short needle groove insert; the number of the comb teeth of the small needle bed of the comb tooth sinker is one half of that of the needle slot inserting grooves.

5. The combined needle bed of the computer flat knitting machine for forming fabric according to claim 4, characterized in that: the latch needle is a part of a knitting needle assembly, the knitting needle assembly comprises a latch needle, a latch needle thickness connecting sheet, a guide pin sheet, a three-position pushing sheet and a needle selecting sheet, the latch needle thickness connecting sheet, the guide pin sheet, the three-position pushing sheet and the needle selecting sheet are matched with each other and are sequentially arranged in a needle groove, and the guide pin sheet is used for buckling the rear end of the latch needle through the latch needle thickness connecting sheet and guiding the movement of the latch needle; the auxiliary needle groove and the three-in-one inserting sheet form a widened needle groove for the movement of the latch needle, and a ring expanding reed abdicating groove is also arranged in the auxiliary needle groove close to the side of the latch needle with the ring expanding reed.

6. The combined needle bed of the computer flat knitting machine for forming fabric according to claim 5, characterized in that: the needle bed main body is also provided with a transverse third steel wire groove, a transverse fourth steel wire groove and a transverse fifth steel wire groove which are vertical to the needle groove inserting sheet groove, the long needle groove inserting sheet is provided with a first steel wire hole corresponding to the transverse third steel wire groove and a second steel wire hole corresponding to the transverse fifth steel wire groove, and a third steel wire is positioned in the transverse third steel wire groove and penetrates through the first steel wire hole; the fifth steel wire is positioned in the transverse fifth steel wire groove and penetrates through the second steel wire hole; the fourth steel wire is positioned in the transverse fourth steel wire groove and penetrates through the lower part of the long needle groove insert; the short needle groove insert is provided with a chute corresponding to a transverse fourth steel wire groove and a second steel wire hole corresponding to a transverse fifth steel wire groove, and a fourth steel wire is positioned in the transverse fourth steel wire groove and penetrates through the chute; the fifth steel wire is positioned in the transverse fifth steel wire groove and penetrates through the second steel wire hole; the third steel wire is positioned in the transverse third steel wire groove and penetrates through the lower part of the three-in-one inserting piece.

7. The combined needle bed of the computer flat knitting machine for forming fabric according to claim 6, characterized in that: trinity inserted sheet, long needle groove inserted sheet, short needle groove inserted sheet upper end all are equipped with the segmental space stop, are equipped with the pectination tooth on the space stop, and adjacent trinity inserted sheet, long needle groove inserted sheet, short needle groove inserted sheet insert the pectination tooth of space stop, and still be equipped with the block on the space stop in long needle groove inserted sheet, short needle groove inserted sheet and oppress the trapezoidal form layering of space stop.

8. The combined needle bed of the computer flat knitting machine for forming fabric according to claim 7, characterized in that: the trinity inserted sheet includes main inserted sheet and two main inserted sheet gaskets, and main inserted sheet both sides are equipped with main inserted sheet gasket, and main inserted sheet gasket is not higher than needle groove inserted sheet groove, and during main inserted sheet lower extreme and two main inserted sheet gaskets inserted sheet grooves, main inserted sheet upper end is higher than needle groove inserted sheet groove, and the needle groove that forms the front end and widen between the short needle groove inserted sheet that corresponds the short needle groove inserted sheet formation an organic whole and adjacent long needle groove inserted sheet.

9. The combined needle bed of a computerized flat knitting machine for forming fabric according to claim 8, characterized in that: an elastic force arm is arranged above the rear ends of the knocking-over piece and the gasket, a first arc-shaped bulge is arranged on the upper side of the elastic force arm, and a first positioning arc-shaped groove corresponding to the first arc-shaped bulge is arranged below the front end of the long needle groove inserting piece; the sinker and the sinker gasket rear end top are equipped with the elastic force arm, and the elastic force arm upside is equipped with the second arc arch, and the front end below of main inserted sheet and two main inserted sheet gaskets is equipped with the bellied second location arc recess of corresponding second arc.

10. The combined needle bed of the computerized flat knitting machine for forming fabrics according to claim 9, wherein: the thickness of the latch needle is matched with the thickness of the front end of the needle groove widened at the front end, and the thickness of the latch needle thickness connecting sheet is matched with the thickness of the rear end of the needle groove widened at the front end.

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