CN102787439B - Improved head cam system for computerized flat knitting machine - Google Patents
Improved head cam system for computerized flat knitting machine Download PDFInfo
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- CN102787439B CN102787439B CN201210323006.3A CN201210323006A CN102787439B CN 102787439 B CN102787439 B CN 102787439B CN 201210323006 A CN201210323006 A CN 201210323006A CN 102787439 B CN102787439 B CN 102787439B
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Abstract
The invention relates to the technical field of knitting machines, and particularly discloses an improved head cam system for a computerized flat knitting machine and a knitting needle device of the computerized flat knitting machine, comprising at least a knitting unit. Each knitting unit comprises a cam bottom plate, the middle part of the cam bottom plate is provided with a needle cushion guide rail, one side of the needle cushion guide rail is provided with a needle selection sheet rear guide block, and the other side of needle cushion guide rail is provided with a left density cam and a right density cam, a stitch cam is arranged between the left and the right density quality cams and provided with an external needle track and an internal needle track, and an inlet and an outlet of the external needle track are arranged into stitch guide blocks; a raising cam is arranged between the stitch cam and the needle cushion guide rail and embedded with a tucking guide block, the stitch guide block and the tucking guide block are connected to form a whole body; an inlet and an outlet of the internal needle track are provided with loop transfer guide blocks; and the needle cushion guide rail is provided with an intermediate sheet knit stitch guide block, and a needle selection sheet front guide block is arranged between the needle cushion guide rail and the needle selection sheet rear guide block. The cam system has a simple structure, low manufacture cost and high working efficiency, and is reliable in running.
Description
Technical field
The present invention relates to technical field of knitting machinery, refer in particular to a kind of improved computer flat-knitting machine head cam system.
Background technology
The cam system ubiquity of computer flat knitting machine of the prior art is not enough as follows:
1, computer flat knitting machine is in the market generally multistage needle selection (more than six sections), and movable triangle compressing tablet is various, and mechanism is complicated, occurs that the probability of misoperation and fault is also large.Once make mistakes, colored type and the quality of braided fabric will be affected.
2,, owing to being multistage needle selection, the selection piece specification more (six sections is six kinds, and eight sections is eight kinds, and ten sections is ten kinds) that it adopts, assembles loaded down with trivial details.
3, owing to being multistage needle selection, the needle selection electromagnet that it need be installed is more (dual system six sections be 48, eight sections is 64) also, and control circuit is quite complicated, and circuit is also many, and manufacturing cost is high.
4, computer flat knitting machine of the prior art, it need be by the work that just can take up one's knitting of twice needle selection, move the preparation row of two row, first be not with from left to right yarn operation, this journey slide cam selector is not worked, cam system, by arranging unordered knitting needle, comprises that the playback such as needle selecting foot, spring needle are to treating duty.Then head right-to-left operation, latter two slide cam selector work of head needle selecting system, the needle selection of setting by card for the formal braiding of the first row carries out primary election, the inefficiency of the computer flat knitting machine of prior art.
Summary of the invention
The object of the invention is to provides a kind of improved computer flat-knitting machine head cam system for the deficiencies in the prior art, simple in structure, low cost of manufacture not only, and reliable, operating efficiency is high.
Another object of the present invention is to provide a kind of knitting-needle device being used in conjunction with computer flat-knitting machine head cam system, and this knitting-needle device is simple in structure, reliable.
For achieving the above object, the computer flat-knitting machine head cam system of a modification of the present invention, by at least one weaving unit, formed, each weaving unit comprises cam base plate, the middle part of described cam base plate is provided with pad pin guide rail, one side of described pad pin guide rail is provided with guide pin piece after selection piece, the opposite side of described pad pin guide rail has been mounted slidably left density triangular and right density triangular, between described left density triangular and right density triangular, be provided with stitch cam, described stitch cam is provided with outer pin rail and internal layer pin rail, the entrance and exit of described outer pin rail is provided with the lopping guide block that can move up and down, between described stitch cam and pad pin guide rail, be provided with rise cam, described rise cam interlocking has the tuck guide block that can move up and down, and described lopping guide block is connected in aggregates with tuck guide block, the entrance and exit of described internal layer pin rail is provided with the barring-on guide block moving with lopping guide block or tuck guide block in the other direction, described pad pin guide rail is provided with pin guide block under the intermediate that can slide up and down, and is provided with the front guide pin piece of selection piece after described pad pin guide rail and selection piece between guide pin piece, between described weaving unit, be provided with pin skewback and lower reset triangle clearly.
As preferably, described cam base plate is provided with swingable transition guide pin piece, and described transition guide pin piece is connected in described cam base plate by rotating shaft, and the front end of described transition guide pin piece is arranged in the breach of described tuck guide block front end.
As preferably, the middle part of described pad pin guide rail is provided with guide rail skewback.
As preferably, after described selection piece, guide pin piece is provided with Right deviation inclined-plane and left-leaning inclined-plane, and a weaving unit is provided with two Right deviation inclined-planes and two left-leaning inclined-planes.
As preferably, described left density triangular and right density triangular respectively and between described rise cam, form and walk needle track, described in walk needle track and be communicated with internal layer pin rail and outer pin rail respectively.
As preferably, before described selection piece, guide pin piece is inverted trapezoidal.
As preferably, under described intermediate, pin guide block is inverted trapezoidal.
As preferably, described lower reset triangle is arranged at a side of described clear pin skewback, the opposite side of described clear pin skewback is provided with reset triangle, between described upper reset triangle and stitch cam, is provided with chute, and described left density triangular and right density triangular are slidably connected in respectively described chute.
A kind of knitting-needle device, comprise knitting needle, needle jack, intermediate and selection piece, described needle jack and intermediate are respectively arranged with the pin bell that promotion self seesaws, one end of described needle jack and knitting needle clamping, the other end of described needle jack is provided with resilience sheet I, and the front end of described intermediate is arranged at the below of resilience sheet I, the rear end of described intermediate and selection piece butt, the below of described selection piece is provided with resilience sheet II, and the top of described selection piece is provided with front pin bell and rear pin bell.
As preferably, described resilience sheet I is provided with sliding bevel near a side of intermediate.
The computer flat-knitting machine head cam system of a modification of the present invention, tool has the following advantages: 1, adopt the instant slide cam selector of single hop, the Computerized flat knitting machine of dual system only has 14 needle selection positions, has greatly simplified control circuit; 2, only adopt a kind of selection piece, reduced part description, easy for installation; 3, the bolt cam quantity of cam system greatly reduces, and actuating mechanism falls sharply, and the probability that fault is occurred greatly reduces, and manufacturing cost is obviously reduced thereupon; 4, without repeating needle selection, can realize continuous weaving, reduce the frequency of utilization of slide cam selector, make slide cam selector more durable, the speed of braiding is limited by needle selection no longer, has greatly improved operating efficiency.
A kind of knitting-needle device of the present invention, comprise knitting needle, needle jack, intermediate and selection piece, described needle jack and intermediate are respectively arranged with the pin bell that promotion self seesaws, one end of described needle jack and knitting needle clamping, the other end of described needle jack is provided with resilience sheet I, the front end of described intermediate is arranged at the below of resilience sheet I, the rear end of described intermediate and selection piece butt, the below of described selection piece is provided with resilience sheet II, the top of described selection piece is provided with front pin bell and rear pin bell, this knitting-needle device and above-mentioned computer flat-knitting machine head cam system are used in conjunction with, simple in structure, reliable, operating efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the cam system of two weaving units compositions of the present invention.
Fig. 2 is knitting needle of the present invention in the Cam Track schematic diagram of woven condition not.
Fig. 3 is the Cam Track schematic diagram of knitting needle of the present invention in lopping woven condition.
Fig. 4 is that knitting needle of the present invention is in turning over the Cam Track schematic diagram of needle-like state.
Fig. 5 is the Cam Track schematic diagram of knitting needle of the present invention in tuck state.
Fig. 6 is that knitting needle of the present invention is in connecing the Cam Track schematic diagram of needle-like state.
Fig. 7 is that knitting needle of the present invention is in knitting the Cam Track schematic diagram that hangs colleague's state.
Fig. 8 is the Cam Track schematic diagram of knitting needle of the present invention in pre-needle selection continuous weaving state.
Reference numeral comprises:
Pin guide block under 1-cam base plate 2-pad pin guide rail, 21-intermediate
Guide pin piece before guide pin piece 31-selection piece after 22-guide rail skewback, 3-selection piece
4L-left density triangular 4R-right density triangular 5-stitch cam
51-outer pin rail, 52-internal layer pin rail, 53-lopping guide block
54-tuck guide block, 6-rise cam, 61-barring-on guide block
62-transition guide pin piece 7-clear pin skewback 71-lower reset triangle
8-selection piece, 81-intermediate, 82-needle jack
821-resilience sheet I, 822-resilience sheet II, 83-knitting needle
91-needle selection point I, 92-needle selection point II, 93-needle selection point III
94-needle selection point IV.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
As shown in Figure 1, the computer flat-knitting machine head cam system of a modification of the present invention, by at least one weaving unit, formed, each weaving unit comprises cam base plate 1, the middle part of described cam base plate 1 is provided with pad pin guide rail 2, one side of described pad pin guide rail 2 is provided with guide pin piece 3 after selection piece, the opposite side of described pad pin guide rail 2 has been mounted slidably left density triangular 4L and right density triangular 4R, between described left density triangular 4L and right density triangular 4R, be provided with stitch cam 5, described stitch cam 5 is provided with outer pin rail 51 and internal layer pin rail 52, the entrance and exit of described outer pin rail 51 is provided with the lopping guide block 53 that can move up and down, between described stitch cam 5 and pad pin guide rail 2, be provided with rise cam 6, described rise cam 6 interlockings have the tuck guide block 54 that can move up and down, and described lopping guide block 53 is connected in aggregates with tuck guide block 54, the entrance and exit of described internal layer pin rail 52 is provided with the barring-on guide block 61 moving with lopping guide block 53 or tuck guide block 54 in the other direction, described pad pin guide rail 2 is provided with pin guide block 21 under the intermediate that can slide up and down, and is provided with the front guide pin piece 31 of selection piece after described pad pin guide rail 2 and selection piece between guide pin piece 3.
Described cam base plate 1 is provided with swingable transition guide pin piece 62, and described transition guide pin piece 62 is connected in described cam base plate 1 by rotating shaft, and the front end of described transition guide pin piece 62 is arranged in the breach of described tuck guide block 54 front ends.
The middle part of described pad pin guide rail 2 is provided with guide rail skewback 22.
After described selection piece, guide pin piece 3 is provided with Right deviation inclined-plane and left-leaning inclined-plane, and a weaving unit is provided with two Right deviation inclined-planes and two left-leaning inclined-planes, and when computer flat-knitting machine head moves from left to right, left-leaning inclined-plane acts on the rear pin bell of selection piece 8; When computer flat-knitting machine head moves from right to left, Right deviation inclined-plane acts on the rear pin bell of selection piece 8.
Described left density triangular 4L and right density triangular 4R form respectively and between described rise cam 6 and walk needle track, described in walk needle track and be communicated with internal layer pin rail 52 and outer pin rail 51 respectively.
A kind of knitting-needle device of the present invention, comprise knitting needle 83, needle jack 82, intermediate 81 and selection piece 8, described needle jack 82 and intermediate 81 are respectively arranged with the pin bell that promotion self seesaws, one end of described needle jack 82 and knitting needle 83 clampings, the other end of described needle jack 82 is provided with resilience sheet I821, the front end of described intermediate 81 is arranged at the below of resilience sheet I821, the rear end of described intermediate 81 and selection piece 8 butts, the below of described selection piece 8 is provided with resilience sheet II822, and the top of described selection piece 8 is provided with front pin bell and rear pin bell.Described resilience sheet I821 is provided with sliding bevel near a side of intermediate 81.
The left side of take in Fig. 1 is top, and before selection piece, under guide pin piece 31 and intermediate, pin guide block 21 is inverted trapezoidal.
Computer flat-knitting machine head cam system of the present invention can be comprised of one or more weaving units, and two weaving units of take in the present embodiment describe cam system of the present invention as example.In the Computerized flat knitting machine of dual system, there is two covers cam system as shown in Figure 1, be arranged on respectively the top of Computerized flat knitting machine front and back needle-bar, and move left and right under the driving of Timing Belt, driving by cam system moves up and down knitting needle 83, thereby weaves our the needed sheet of knitting.In Fig. 1, left density triangular 4L and right density triangular 4R can slidably reciprocate along the elongated slot in each comfortable cam base plate 1;
Transition guide pin piece 62 is arranged on by rotating shaft in the plane of cam base plate 1, can with certain angle, swing around the shaft.
Between described weaving unit, be provided with pin skewback 7 and lower reset triangle 71 clearly.
Described lower reset triangle 71 is arranged at a side of described clear pin skewback 7, the opposite side of described clear pin skewback 7 is provided with reset triangle, between described upper reset triangle and stitch cam 5, be provided with chute, described left density triangular 4L and right density triangular 4R are slidably connected in respectively described chute.
The direction of motion that is cam system by the diagram direction of arrow below, the Cam Track to knitting needle 83 in different woven condition (heavy line in figure represents Cam Track) is explained one by one.When cam system is moved in the other direction, its Cam Track and principle communicate, here just no longer repeat specification.
As shown in Figure 2, knitting needle 83 of the present invention is when woven condition not, after selection piece, guide pin piece 3 is depressed the rear pin bell of selection piece 8, the slide cam selector that selection piece 8 is positioned at its below holds, the rear pin bell of selection piece 8 is imbedded in needle tray, the pin bell of needle jack 82 is pressed in needle tray by clear pin skewback 7, and knitting needle 83 is withdrawal of needle not, does not participate in braiding activity.
As shown in Figure 3, knitting needle 83 is when lopping woven condition, and lopping guide block 53 is to the outer projection of cam base plate 1 under the effect of motor, and because the direction of motion of barring-on guide block 61 and lopping guide block 53 is contrary, barring-on guide block 61 is to the inner recess of cam base plate 1.After selection piece, guide pin piece 3 is depressed the rear pin bell of selection piece 8, selection piece 8 is held by slide cam selector, and the selection piece 8 of knitting needle 83 columns of needs participation braiding is discharged at needle selection point I91 place, the rear pin bell of selection piece 8 ejects needle tray under the effect of resilience sheet II822, by the right bank of guide pin piece 3 after selection piece towards on boost, on selection piece 8, move past the pin bell that promotes intermediate 81 in journey, and it is upwards promoted together, the pin bell of intermediate 81 is shifted onto on the guide rail skewback 22 of pad pin guide rail 2, guide rail skewback 22 continues intermediate 81 upwards to promote, the below of needle jack 82 is inserted in the bottom of intermediate 81, and needle jack 82 is paved, the pin bell of needle jack 82 exposes needle tray plane, the pin bell of needle jack 82 upwards boosts knitting needle 83 along the inclined-plane of rise cam 6, due to lopping guide block 53 projections, barring-on guide block 61 depressions, the pin bell of needle jack 82 can only move along the internal layer pin rail 52 of stitch cam 5, needle jack 82 drives knitting needle 83 to move along the needle track of walking of density triangular and rise cam 6 formation, complete the motion of lopping braiding.In said process, can right density triangular 4R be moved to desired location according to the demand of fabric, carry out the adjusting of Density.Under the effect of lower reset triangle 71, needle jack 82 upwards resets, through middle clear pin skewback 7, simultaneously, under the effect of pin bell pin guide block 21 under intermediate of intermediate 81, move down, the below of needle jack 82 is left in the bottom of intermediate 81, the pin bell of needle jack 82 is pressed into needle tray, waits for the needle selection of the second weaving unit; The second weaving unit, at needle selection point II92 place needle selection, repeats the motion of the first weaving unit, completes the lopping braiding of the second row.
As shown in Figure 4, knitting needle 83 is when turning over needle-like state, and barring-on guide block 61 is to the groove internal projection of cam base plate 1 under motor effect, and the guide block of lopping simultaneously 53 caves in.After selection piece, guide pin piece 3 is depressed the rear pin bell of selection piece 8, selection piece 8 is held by slide cam selector, and the selection piece 8 of knitting needle 83 columns of needs participation braiding is discharged at needle selection point I91 place, the rear pin bell of selection piece 8 ejects needle tray under the effect of resilience sheet II822, by the right bank of guide pin piece 3 after selection piece towards on boost, on selection piece 8, move past the pin bell that promotes intermediate 81 in journey, and it is upwards promoted together, the pin bell of intermediate 81 is shifted onto on the guide rail skewback 22 of pad pin guide rail 2, guide rail skewback 22 continues intermediate 81 upwards to promote, the below of needle jack 82 is inserted in the bottom of intermediate 81, and needle jack 82 is paved, the pin bell of needle jack 82 exposes needle tray plane, the pin bell of needle jack 82 upwards boosts knitting needle 83 along the inclined-plane of rise cam 6, due to lopping guide block 53 depressions, barring-on guide block 61 projections, the pin bell of needle jack 82 can only move along the outer pin rail 51 of stitch cam 5, needle jack 82 drives knitting needle 83 to move along the needle track of walking of density triangular and rise cam 6 formation, complete and turn over needle movement.Under the effect of lower reset triangle 71, needle jack 82 upwards resets, through middle clear pin skewback 7, simultaneously, under the effect of pin bell pin guide block 21 under intermediate of intermediate 81, move down, the below of needle jack 82 is left in the bottom of intermediate 81, the pin bell of needle jack 82 is pressed into needle tray, waits for the needle selection of the second weaving unit; The second weaving unit, at needle selection point II92 place needle selection, repeats the motion of the first weaving unit, and the pin that turns over that completes the second row moves.
As shown in Figure 5, knitting needle 83 is when tuck (hanging order) woven condition, and lopping guide block 53 is to the groove internal projection of cam base plate 1 under motor effect, and barring-on guide block 61 caves in simultaneously.After selection piece, guide pin piece 3 is depressed the rear pin bell of selection piece 8, selection piece 8 is held by slide cam selector, and the selection piece 8 of knitting needle 83 columns of needs participation braiding is discharged at needle selection point III93 place, the rear pin bell of selection piece 8 ejects needle tray under the effect of resilience sheet II822, by the right bank of guide pin piece 3 after selection piece towards on boost, on selection piece 8, move past the pin bell that promotes intermediate 81 in journey, and it is upwards promoted together; The pin bell of intermediate 81 is shifted onto on the guide rail skewback 22 of pad pin guide rail 2, guide rail skewback 22 continues intermediate 81 upwards to promote, the below of needle jack 82 is inserted in the bottom of intermediate 81, and needle jack 82 is paved, the pin bell of needle jack 82 exposes needle tray plane, the pin bell of needle jack 82 moves up along the inclined-plane of transition guide pin piece 62, enters in the track of tuck guide block 54.Due to barring-on guide block 61 depressions, lopping guide block 53 projections, the pin bell of needle jack 82 moves along the needle track of walking of density triangular and rise cam 6 formation, completes pad yarn, kinking campaign.Under the effect of lower reset triangle 71, needle jack 82 upwards resets, through middle clear pin skewback 7, simultaneously, under the effect of pin bell pin guide block 21 under intermediate of intermediate 81, move down, the below of needle jack 82 is left in the bottom of intermediate 81, the pin bell of needle jack 82 is pressed into needle tray, waits for the needle selection of the second weaving unit; The second weaving unit, at needle selection point IV94 place needle selection, repeats the motion of the first weaving unit, completes the tuck knitting action of the second row.
As shown in Figure 6, knitting needle 83 when connecing needle-like state, tuck guide block 54 under motor effect to the groove sunken inside of cam base plate 1, barring-on guide block 61 projections simultaneously.After selection piece, guide pin piece 3 is depressed the rear pin bell of selection piece 8, selection piece 8 is held by slide cam selector, and the selection piece 8 of knitting needle 83 columns of needs participation braiding is discharged at needle selection point III93 place, the rear pin bell of selection piece 8 ejects needle tray under the effect of resilience sheet II822, by the right bank of guide pin piece 3 after selection piece towards on boost, on selection piece 8, move past the pin bell that promotes intermediate 81 in journey, and it is upwards promoted together; The pin bell of intermediate 81 is shifted onto on the guide rail skewback 22 of pad pin guide rail 2, guide rail skewback 22 continues intermediate 81 upwards to promote, the below of needle jack 82 is inserted in the bottom of intermediate 81, and needle jack 82 is paved, the pin bell of needle jack 82 exposes needle tray plane, the pin bell of needle jack 82 moves up along the inclined-plane of transition guide pin piece 62, enters and connects in pin track.The pin bell of needle jack 82 moves along the needle track of walking of density triangular and rise cam 6 formation, completes the motion that the coil of opposite needle-bar is taken over.Under the effect of lower reset triangle 71, needle jack 82 upwards resets, through middle clear pin skewback 7, simultaneously, under the effect of pin bell pin guide block 21 under intermediate of intermediate 81, move down, the below of needle jack 82 is left in the bottom of intermediate 81, the pin bell of needle jack 82 is pressed into needle tray, waits for the needle selection of the second weaving unit; The second weaving unit, at needle selection point IV94 place needle selection, repeats the motion of the first weaving unit, and the pin that connects that completes the second row moves.
As shown in Figure 7, knitting needle 83 is in knitting the woven condition of hanging colleague, and when needs carry out lopping braiding, lopping guide block 53 is to the groove internal projection of cam base plate 1 under motor effect, and barring-on guide block 61 caves in simultaneously.After selection piece, guide pin piece 3 is depressed the rear pin bell of selection piece 8, selection piece 8 is held by slide cam selector, and the selection piece 8 that need to participate in knitting needle 83 columns of lopping braiding discharges at needle selection point I91 place, the rear pin bell of selection piece 8 ejects needle tray under the effect of resilience sheet II822, by the right bank of guide pin piece 3 after selection piece towards on boost, on selection piece 8, move past the pin bell that promotes intermediate 81 in journey, and it is upwards promoted together; The pin bell of intermediate 81 is shifted onto on the guide rail skewback 22 of pad pin guide rail 2, guide rail skewback 22 continues intermediate 81 upwards to promote, the below of needle jack 82 is inserted in the bottom of intermediate 81, and needle jack 82 is paved, the pin bell of needle jack 82 exposes needle tray plane, and the pin bell of needle jack 82 moves up knitting needle 83 along the inclined-plane of rise cam 6.Due to barring-on guide block 61 depressions, lopping guide block 53 projections, the pin bell of needle jack 82 can only be done orbiting motion along the internal layer pin rail 52 of stitch cam 5.In this process, can right density triangular 4R be moved to desired location according to the demand of fabric, carry out the adjusting of Density.
The pin bell of the above-mentioned needle jack 82 in lopping woven condition and tuck knitting state is under the effect of lower reset triangle 71, needle jack 82 upwards resets, through middle clear pin skewback 7, simultaneously, under the effect of pin bell pin guide block 21 under intermediate of intermediate 81, move down, the below of needle jack 82 is left in the bottom of intermediate 81, the pin bell of needle jack 82 is all pressed into needle tray, waits for the needle selection of the second weaving unit; The lopping woven condition of the second weaving unit, at needle selection point II92 place needle selection, repeats the motion of the first weaving unit, completes the lopping braid movement of the second row; The tuck knitting state of the second weaving unit, at needle selection point IV94 place needle selection, repeats the motion of the first weaving unit, completes the tuck knitting action of the second row.
As shown in Figure 8, knitting needle 83 is in pre-needle selection continuous weaving state, when fabric occurs that colored type that multirow is identical and equal pin are counted, only need by braid movement is disposable, knitting needle 83 be selected in the first row, pin guide block under intermediate 21 is all taken in the groove of cam base plate 1, participate in the intermediate 81 pin bells of lopping braiding column all the time in the upper square groove position of pad pin guide rail 2, in pad needle-like state.After completing the braiding of a system, under the effect of lower reset triangle 71, needle jack 82 upwards resets, through middle clear pin skewback 7, the pin bell of needle jack 82 is pressed into needle tray, leave clearly after pin skewback 7, the pin bell of needle jack 82 ejects needle tray under the effect of the resiliency of resilience sheet I821, enters the lopping braiding of next weaving unit.Until while running to the footline of identical braiding row, pin guide block 21 under corresponding intermediate is all stretched out outside the groove of cam base plate 1, intermediate 81 is reset in the lower square groove of pad pin guide rail 2, make the needle jack 82 of braiding imbed needle tray under the effect of clear pin skewback 7, can carry out the state of needle selection again of next round braiding.
Computer flat-knitting machine head cam system of the present invention, not only can be applied to, in the Computerized flat knitting machine of single system, also can be applied to the Computerized flat knitting machine of multisystem.
Above content is only preferred embodiment of the present invention, for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, and this description should not be construed as limitation of the present invention.
Claims (1)
1. an improved computer flat-knitting machine head cam system, by at least one weaving unit, formed, each weaving unit comprises cam base plate, the middle part of described cam base plate is provided with pad pin guide rail, one side of described pad pin guide rail is provided with guide pin piece after selection piece, the opposite side of described pad pin guide rail has been mounted slidably left density triangular and right density triangular, it is characterized in that: between described left density triangular and right density triangular, be provided with stitch cam, described stitch cam is provided with outer pin rail and internal layer pin rail, the entrance and exit of described outer pin rail is provided with the lopping guide block that can move up and down,
Between described stitch cam and pad pin guide rail, be provided with rise cam, described rise cam interlocking has the tuck guide block that can move up and down, and described lopping guide block is connected in aggregates with tuck guide block;
The entrance and exit of described internal layer pin rail is provided with the barring-on guide block moving with lopping guide block or tuck guide block in the other direction;
Described pad pin guide rail is provided with pin guide block under the intermediate that can slide up and down, and is provided with the front guide pin piece of selection piece after described pad pin guide rail and selection piece between guide pin piece.
2. improved computer flat-knitting machine head cam system according to claim 1, is characterized in that: at least two weaving units form, and are provided with pin skewback and lower reset triangle clearly between described weaving unit.
3. improved computer flat-knitting machine head cam system according to claim 1, it is characterized in that: described cam base plate is provided with swingable transition guide pin piece, described transition guide pin piece is connected in described cam base plate by rotating shaft, and the front end of described transition guide pin piece is arranged in the breach of described tuck guide block front end.
4. improved computer flat-knitting machine head cam system according to claim 1, is characterized in that: the middle part of described pad pin guide rail is provided with guide rail skewback.
5. improved computer flat-knitting machine head cam system according to claim 1, is characterized in that: after described selection piece, guide pin piece is provided with Right deviation inclined-plane and left-leaning inclined-plane, and a weaving unit is provided with two Right deviation inclined-planes and two left-leaning inclined-planes.
6. improved computer flat-knitting machine head cam system according to claim 1, it is characterized in that: described left density triangular and right density triangular form respectively and between described rise cam walks needle track, described in walk needle track and be communicated with internal layer pin rail and outer pin rail respectively.
7. improved computer flat-knitting machine head cam system according to claim 1, is characterized in that: before described selection piece, under guide pin piece and intermediate, pin guide block is all inverted trapezoidal.
8. improved computer flat-knitting machine head cam system according to claim 2, it is characterized in that: described lower reset triangle is arranged at a side of described clear pin skewback, the opposite side of described clear pin skewback is provided with reset triangle, between described upper reset triangle and stitch cam, be provided with chute, described left density triangular and right density triangular are slidably connected in respectively described chute.
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| CN201210323006.3A CN102787439B (en) | 2012-09-04 | 2012-09-04 | Improved head cam system for computerized flat knitting machine |
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| CN201210323006.3A CN102787439B (en) | 2012-09-04 | 2012-09-04 | Improved head cam system for computerized flat knitting machine |
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| CN102787439B true CN102787439B (en) | 2014-04-09 |
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| CN102787439A (en) | 2012-11-21 |
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