The specific embodiment
Fig. 1 a and 1b have represented a knitting needle 1 corresponding to first kind of scheme of the present invention, and this knitting needle has one first pin heel 3, and it is connected with a needle body 2 to fixed-site in a longitudinal direction; Also have one second pin heel 4, it vertically can lead for 2 li at needle body with passing, and can form fit be locked at least two positions with connecting.Needle body 2 has a groove 21 for this reason, and pin heel 4 obtains highly fixing by its needle handle 41 in this groove; Also has a groove 22, this groove to form to be used for the call in person stop surface 23 and 24 of 4 heads 42 of pin.
The moving movement of pin heel 4 causes by unshowned, in check triangular portions (curved section).Therefore these triangular portions and a similarly unshowned selecting arrangement acting in conjunction can stipulate at least two distance and positions of pin heel 4 to pin heel 3 for each single knitting needle.
Pin heel 3 causes the knitting needle ahead running by the loading along arrow V1 direction, and causes by the loading along arrow R1 direction that knitting needle is pulled back and move.For pin heel 4, possible loading V2, R2 then depend on its distance and position to pin heel 3.
In the embodiment shown, the height of pin heel 4 is identical with the height of pin heel 3.But also can make pin heel height different with the height of pin heel 3.
A hook 5 of knitting needle 1 corresponding to accompanying drawing, can open or close by a tongue piece 6, but also can realize by a unshowned slide plate.
When pin heel 3 is fixed, make pin heel 4 by moving along arrow K1 direction by unshowned triangular portions shown in Fig. 1 a, until the stop surface 43 of its head 42 contacts with the stop surface 24 of needle body 2.This position of pin heel 4 is connected with the form fit of a groove 25 of needle body 2 by its stop protrusion 45 to be fixed.A bridging piece 26 so is set for this reason, makes it implement described necessary motion for fixing in springing ground.Have spacing A at this position top butt 4 to pin heel 3, this spacing is the shortest spacing between these two pin heels 3 and 4.
Because the face 43 of head 42 abuts on the face 24 of needle body 2, so can be by importing the ahead running that power just causes knitting needle 1 along arrow V2 direction.
When pin heel 3 fixedly the time, make pin heel 4 according to moving along arrow K2 direction by unshowned triangular portions shown in Fig. 1 b, contact with the stop surface 23 of needle body 2 up to the stop surface 44 of its head 42.This position of pin heel 4 is connected with the form fit of the described groove 25 of needle body 2 by its stop protrusion 46 to be fixed.Bridging piece 26 so is set for this reason, makes it can flexibly implement described necessary motion for fixing.Have spacing A ' at this position top butt 4 to pin heel 3, this spacing is farthest a spacing between these two pins heels 3 and 4.
Because the face 44 of head 42 abuts on the face 23 of needle body 2, so can move by just cause pulling back of knitting needle 1 along arrow R2 direction importing power.
Fig. 2 a and 2b have represented the knitting needle 1 corresponding to another kind of scheme of the present invention, and this knitting needle has a pin heel 8, and this pin heel 8 is connected with a needle body 7 to fixed-site in a longitudinal direction; Also have a pin heel 9, it vertically can lead on needle body 7 with passing, and can form fit be locked at least 2 positions with connecting.Needle body 7 has a needle handle 71 for this reason, and pin heel 9 obtains highly fixing on described needle handle by its groove 91, and the stop surface 93 and 94 that is used for needle handle 71 heads 72 is positioned at call in person 92 li of 9 grooves of pin.
The moving movement of pin heel 9 causes by unshowned, in check knitting cam part (curved section).Therefore these triangular portions and an equally also unshowned selecting arrangement acting in conjunction can stipulate at least two distance and positions of pin heel 9 to pin heel 8 for each single knitting needle.
Pin heel 8 causes a kind of knitting needle ahead running by the loading along arrow V1 direction, and causes that by the loading along arrow R1 direction pulling back of pin move.For pin heel 9, possible loading V2, R2 depend on its distance and position to pin heel 8.
Pin heel 9 in an illustrated embodiment has same height with pin heel 8.But they highly also can be different with call in person 8 height of pin.
The pinhock 10 of knitting needle 1 corresponding to accompanying drawing, can open or close by a tongue piece 11, but also can realize by a unshowned slide plate.
When pin heel 8 is fixed, make pin heel 9 by moving along arrow K1 direction by unshowned triangular portions shown in Fig. 2 a, till 9 stop surface 94 contacts until the stop surface 73 of the head 72 of handle 71 and pin are called in person.This position of pin heel 9 is connected with the form fit of the groove 75 of needle body 7 by its stop protrusion 95 to be fixed.Bridging piece 96 so is set for this reason, makes it can flexibly implement described necessary motion for fixing.On this position, pin heel 9 has spacing A to pin heel 8, and this spacing is the shortest spacing between these two pin heels.Because the face 73 of the head 72 of handle 71 abuts on the face 94 of pin heel 9, therefore can be by importing the ahead running that power just causes knitting needle 1 along arrow V2 direction.
When pin heel 8 is fixed, make pin heel 9 according to moving along arrow K2 direction by unshowned triangular portions shown in Fig. 2 b, till 9 stop surface 93 contacts until the stop surface 74 of the head 72 of handle 71 and pin are called in person.This position of pin heel 9 is connected with the form fit of the groove 76 of needle body 7 by its stop protrusion 95 to be fixed.Bridging piece 96 so is set for this reason, makes it can flexibly implement described necessary motion for fixing.On this position, pin heel 9 has spacing A ' to pin heel 8, and this spacing is the spacing farthest between these two pin heels.Because the face 74 of the head 72 of needle handle 71 abuts on the face 93 of pin heel 9, therefore can move by just cause pulling back of knitting needle 1 along arrow R2 direction importing power.
Fig. 3 a and 3b have represented a kind of knitting needle 1, are connected with a pusher jack 5 in its body end form fit with connecting.Knitting needle 1 has pin heel 3 in the rear end of needle body 2, it is connected to fixed-site in a longitudinal direction with needle body 2.Be hinged with connection bump 27 in described pin 3 back of calling in person, this projection is embedded into 57 li of the grooves of pusher jack 5, and therefore forms the connection that connect, that can unclamp of a kind of form fit between needle body 2 and pusher jack 5.
Pin heel 4 can be led for 5 li with longitudinal sliding at pusher jack, and can form fit lock at least two positions with connecting.For pin heel 4 being moved and form fit locks with connecting in the matrix of pusher jack 5, this pusher jack has a groove 51, and pin heel 4 is highly fixing by its needle handle 41 acquisitions in this groove; Also fluted 52, this groove has formed and has been used for the call in person stop surface 53 and 54 of 4 heads 42 of pin.
The moving movement of pin heel 4 causes by unshowned, in check triangular portions (curved section).These triangular portions and one equally also are unshowned selecting arrangement actings in conjunction, therefore can pin heel 4 be moved on two positions at least.Therefore pin heel 4 to pin heel 3 can have at least two kinds of different spacings.
Pin heel 3 causes a kind of pin ahead running by the loading along arrow V1 direction, and causes that by the loading along arrow R1 direction pulling back of pin move.For pin heel 4, possible loading V2, R2 depend on its distance and position to pin heel 3.Pin heel 4 has same height with pin heel 3 in the embodiment shown, and wherein it highly also can be different.The hook of knitting needle 1 corresponding to accompanying drawing, can open or close by tongue piece 6, realizes but also can lead to a kind of unshowned slide plate.
In explanation and embodiment, the pin of described fixed-site in a longitudinal direction heel 3 is on the knitting needle 1, but it also can be on pusher jack 5.
When pin heel 3 fixedly the time, make pin heel 4 by moving along arrow K1 direction by unshowned triangular portions shown in Fig. 3 a, up to the stop surface 43 of its head 42 with till the stop surface 54 of pusher jack 5 contacts.This position of pin heel 4 is connected with the form fit of the groove 55 of pusher jack 5 by its stop protrusion 45 to be fixed.Bridging piece 56 so is set for this reason, makes it can flexibly implement necessary motion for fixing.
On this position, pin heel 4 has spacing A to pin heel 3, and this spacing is the shortest spacing between these two pin heels.Because the face 43 of head 42 abuts on the face 54 of pusher jack 5, therefore can be by importing the ahead running that power just causes pin 1 along arrow V2 direction.
When pin heel 3 fixedly the time, make pin heel 4 by moving along arrow K2 direction by unshowned triangular portions shown in Fig. 3 b, up to the stop surface 44 of its head 42 with till the stop surface 53 of pusher jack 5 contacts.This position of pin heel 4 is connected with the form fit of the groove 55 of pusher jack 5 by its stop protrusion 46 to be fixed.Bridging piece 56 so is set for this reason, it can flexibly be implemented for fixing necessary motion.Have spacing A ' at this position top butt 4 to pin heel 3, this spacing is farthest a distance between these two pins heels.Because the face 44 of head 42 abuts on the face 53 of pusher jack 5, therefore can move by just cause pulling back of knitting needle 1 along arrow R2 direction importing power.
Fig. 4 a and 4b have represented a kind of knitting needle 1, and form fit is connected with a pusher jack 6 with connecting on its matrix end.Knitting needle 1 has pin heel 8 in the rear end of needle body 7, and this pin heel is connected to fixed-site in a longitudinal direction with needle body 7.Be hinged with connection bump 77 in pin 8 back of calling in person, this connection bump is embedded into 67 li of the grooves of pusher jack 6, and therefore forms the connection that connect, that can unclamp of a kind of form fit between needle body 7 and pusher jack 6.
Pin heel 9 can be led on pusher jack 6 with vertically moving, and can form fit lock at least two positions with connecting.For pin heel 9 being moved and form fit locks with connecting on pusher jack 6, pin is called in person and 9 is had a groove 91, and the handle 61 of pusher jack 6 leads in this groove; Also have a groove 92, this groove has formed the stop surface 93 and 94 of head 62 usefulness of the handle 61 of pusher jack 6.The moving movement of pin heel 9 causes by unshowned, in check triangular portions (curved section).These triangular portions and one equally also are unshowned selecting arrangement actings in conjunction, therefore can pin heel 9 be moved on two positions at least.Therefore pin heel 9 to pin heel 8 can have at least two kinds different spacing.
Pin heel 8 causes the pin ahead running by the loading along arrow V1 direction, and causes by the loading along arrow R1 direction that pin is pulled back and move.For pin heel 9, possible loading V2, R2 depend on its distance and position to pin heel 8.In the embodiment shown, pin heel 9 has same height with pin heel 8, but this is not compulsory.The hook 10 of knitting needle 1 corresponding to accompanying drawing, can open or close by tongue piece 11, but also can realize by a unshowned slide plate.
In explanation and embodiment, the pin of described fixed-site in a longitudinal direction heel 8 is positioned on the knitting needle 7, but it also can be on pusher jack 6.
When pin heel 8 fixedly the time, pin heel 9 is moved, till 9 stop surface 94 contacts until the stop surface 63 of the head 62 of handle 61 and pin are called in person along arrow K1 direction by unshowned triangular portions according to Fig. 4 a.This position of pin heel 9 is connected with the form fit of the groove 65 of pusher jack 6 by its stop protrusion 95 to be fixed.Bridging piece 96 is set for this reason, thereby makes it can flexibly implement necessary motion for fixing.Have spacing A at this position top butt 9 to pin heel 8, this spacing is the shortest spacing between these two pin heels.
Because the face 63 of the head 62 of handle 61 abuts on the face 94 of pin heel 9, therefore can be by importing the ahead running that power causes knitting needle 1 along arrow V2 direction.
When pin heel 8 fixedly the time, pin heel 9 is moved, till 9 stop surface 93 contacts until the stop surface 64 of the head 62 of handle 61 and pin are called in person along arrow K2 direction by unshowned triangular portions according to Fig. 4 b.
This position of pin heel 9 is connected with the form fit of the groove 66 of pusher jack 6 by its stop protrusion 95 to be fixed.Bridging piece 96 so is set for this reason, makes it can flexibly implement necessary motion for fixing.Have spacing A ' at this position top butt 9 to pin heel 8, this spacing is farthest a spacing between these two pins heels.
Because the face 64 of the head 62 of needle handle 61 abuts on the face 93 of pin heel 9, therefore can the power that import by direction cause that pulling back of knitting needle 1 move along arrow R2.
The stop protrusion of passing through shown in Fig. 1 to 4 makes the pin heel of motion fix just example.It also can be undertaken by other mode.
Fig. 5 has represented a kind of advantageous applications embodiment of knitting needle shown in Fig. 1 a to 4b, introduce a kind of motion of pulling back by the pin heel that vertically can pass in this knitting needle, this motion ratio of pulling back is bigger by the getable motion of pulling back of pin heel institute of the fixed-site in a longitudinal direction of knitting needle.
Described cause generate coil, for three corner channels of the pin heel 500 of fixed-site in a longitudinal direction by pin part 101 very, restricted part 110, pressing part 120,120 ', very pin part (reed is identical) 130 and restriction and stopping part 140 constitute.
The pin that vertically can pass of knitting needle heel 550 is by stopping part 201, pressing part 210 and shift near part 220 and load.
The heel 600 of described selection pusher jack is by selective system 400 and shift near part 301 and load.
When the knitting cam 100 that concisely illustrates moves on needle-bar along the arrow directions X, from chain-dotted line A by described fixed-site in a longitudinal direction pin heel 500 and very pin inclined-plane 102 introduce first kind of very needle movement, the end of the online B of this motion place.Because by stop surface 202 vertical movable pin heel 550 is stopped on ahead running between online A and the B, therefore the pin heel just moves forward to by knitting needle and shifts to the pin heel 500 of fixed-site in a longitudinal direction on its position farthest, and it automatically locks in this pin heel.Knitting needle process other three corner channel on the latched position of the described pin heel 550 that vertically can pass is up to line C.Determine by selective system 400 on the position of line C mark described: vertical movable pin heel 550 to the distances of the pin heel 500 of fixed-site in a longitudinal direction should have position the shortest or farthest when what knitting needle.
If want vertical movable pin heel 550 to pin heel 500 positions that have farthest of fixed-site in a longitudinal direction, selective system 400 is inoperative so.If want pin heel 550 to have the shortest position, selective system 400 makes its heel 600 be shifted near part 301 and catches just to selecting pusher jack to load so.
When all knitting needles with pin heel 500 online C of fixed-site in a longitudinal direction and the needle cam zone between the D in and when not only not had ahead running but also not had return movement, select pusher jack just its heel 600 will vertical movable pin heel 550 passing when shifting near inclined-plane 302 to its distance in a longitudinal direction the pin of fixed-site call in person in the 500 nearest positions, it automatically locks in this position.Play knitting needle by line D and be positioned in three corner channels, wherein vertical movable pin heel 550 is locking to the shortest of the pin heel 500 of fixed-site in a longitudinal direction or position farthest.
In an embodiment, every a knitting needle, described vertical movable pin heel 550 locks to the shortest position of the pin heel 500 of fixed-site in a longitudinal direction at it.For vertical movable pin heel 550 wherein at its knitting needle that locks to the shortest position of the pin heel 500 of fixed-site in a longitudinal direction, its in a longitudinal direction in the pin heel 500 of fixed-site the pressing inclined-plane 121 by pressing part 120 this knitting needle is returned, till they abut on the kinking face 122 and arrive their minimum backward position line F.
By the very pin inclined-plane 131 of pin part (reed is identical) 130 very the pin heel 500 of described fixed-site is in a longitudinal direction advanced, above it abuts on 132.Therefore knitting needle is positioned on its home position, and vertical movable pin heel 550 locks to the shortest position of the pin heel 500 of fixed-site in a longitudinal direction at it.
The pin heel 500 of 120 pairs of described fixed-site in a longitudinal direction of pressing part loads, and this pressing part can move along double-head arrow 150 directions.It along towards below the arrowhead direction many more movably, knitting needle returns just low more.
Be locked in it to the knitting needle on the pin of fixed-site is called in person 500 highest distance positions in a longitudinal direction for vertical movable pin heel 550 wherein, by pressing inclined-plane 121 this knitting needle is returned at the pin of fixed-site 500 places of calling in person in a longitudinal direction at it, until having arrived line E.From line E, described vertical movable pin heel 550 enters into the engagement zone of pressing part 210, and returns by pressing inclined-plane 211, abuts on the kinking face 212 and arrives its minimum backward position until them.This backward position of knitting needle is lower than pin heel 500 backward positions that can reach on kinking face 122 by fixed-site in a longitudinal direction.From line G, catch the pin that vertically can the pass heel 550 of knitting needle respectively by shifting near part 220, and, lock to the shortest position of this pin heel at it until them by shifting near inclined-plane 221 always in direction motion towards the pin of described fixed-site in a longitudinal direction heel 500.From line G, make the pin heel 500 of the fixed-site in a longitudinal direction of all knitting needles on the stop surface 141 of restriction and stopping part 140, stop a kind of ahead running, vertical movable pin heel 550 is shifted near move to it to the shortest position of the knitting needle heel 500 of fixed-site in a longitudinal direction.From line H, be in it to the shortest position of the pin heel 500 of fixed-site in a longitudinal direction in the pin heel 550 that vertically can pass described in all knitting needles.
210 pairs of vertical movable pin heels 550 of pressing part load, and this pressing part can be passed along double-head arrow 150 ' direction.It is many more to pass ground along the arrowhead direction of downward finger, and knitting needle returns just low more.
Coil restricted part 160 joins at a spacing place coupling with pressing part 120, as seen this spacing as being drawn by the width of width+pin heel 4 of A+ pin heel 3 by Fig. 1 a, and guaranteed by described coil restricted part 160: the pin heel 500 of described fixed-site in a longitudinal direction can not protrude in kinking face 122 when pin is pulled back motion.
Coil restricted part 230 and pressing part 210 are with the spacing of the width of the described pin heel 550 that can pass along the longitudinal coupling connection mutually.Therefore described pin heel can not protrude in kinking face 212 when moving to have guaranteed to pull back the knitting needle of introducing in the pin heel that vertically can pass.
When return movement is introduced knitting needle, be that the pin heel 500 or the movable in a longitudinal direction pin heel 550 of fixed-site in a longitudinal direction all meshed with its overall height and triangular portions 120,210 effects.
Fig. 6 is the part figure of knitting cam shown in Figure 5, the synergy of having represented to be used for the pressing part 120 of the pin heel of fixed-site in a longitudinal direction and being used for the pressing part 210 of vertical movable pin heel.The plane of movement of described two sitch cams is parallel to each other, and the direction of motion of representing by double-head arrow 150,150 ' is consistent.
Sitch cam 210 and sitch cam 120 couplings connection, thereby between kinking face 122 and kinking face 212 ', draw spacing X, this spacing is equivalent to the width that spacing A ' adds the pin heel of the fixed-site in a longitudinal direction shown in Fig. 1 a to 4b.By this coupling connection, if sitch cam 120 in the motion of double-head arrow 150 directions, is exactly a sitch cam 210 on fixing distance after sitch cam 120 so.By the adjustment of pressing part 210, between kinking limit 212 and 212 ', just formed spacing Y along the arrow 150 ' direction of downward finger.Therefore just more return in the lowland by described vertical movable pin heel obtains to pull back knitting needle of motion than the knitting needle that moves that obtains to pull back of the pin heel by described fixed-site in a longitudinal direction.
The adjustment of pressing part 210 moves through a kind ofly infinitely to be carried out corresponding to device background technology, unshowned, until maximum spacing and be back to its home position.