The specific embodiment
Fig. 1 and 2 describes a kind of coverer, and it has one according to the fixture that is used for a barring-on spring of the present invention, also realizes a branch circle by this coverer except barring-on, as shown in Figure 2.
By Fig. 1 a to Fig. 1 d as can be seen, coverer 1 have one can its needle body 11 vertically on the boxlike barring-on spring 3 of slippage.This boxlike barring-on spring 3 can take following position at least to: at first at a transfer position UN then at a Fen Quan separation point position MT.Can also realize that in addition spring chest 35 is positioned at the position of pin chest 12 back.
Fig. 1 a illustrates the view of coverer 1, can see a nose 31 of boxlike barring-on spring 3 therein.This boxlike barring-on spring 3 is positioned at a position of pulling back, and its spring chest 35 overlaps with the pin chest 12 of coverer 1 in this position.This is at the transfer position UN during from the coverer barring-on to coverer with a coil.
Described pin chest 12, pin neck 13, pinhock 14 and needle latch 15 to a great extent corresponding to one as coverer corresponding to the boxlike barring-on spring with rigidity of prior art.
Described needle body 11 is furnished with groove 16 and 16 ' along its longitudinal side, the nose 31 of the boxlike barring-on spring 3 of slip is positioned on this longitudinal side in the vertical, design the width and the degree of depth of these grooves, make them constitute one and be used for the guide frame of the boxlike barring-on spring 3 of slip in the vertical.Constitute a groove 17 on the opposed longitudinal side of needle body 11, its degree of depth equals the thickness of boxlike barring-on spring 3 at least.It highly is slightly larger than the height of boxlike barring-on spring 3.Leave pin chest 12 a little, described needle body 11 has a through hole 18 on the overall height of groove 16.By a through hole 18 ' termination, the height of this through hole equals the height of boxlike barring-on spring 3 to groove 16 ' at least on the direction of pin chest 12.Extend to pin neck 13 from 16 1 grooves 19 of groove.Its bottom surface is positioned on the height identical with the bottom surface of groove 16.It highly is slightly larger than the width of nose 31.The side of described boxlike barring-on spring 3 is fixing to be provided thus, and promptly guide in groove 17 at its crooked barring-on spring position 34, and guide in groove 16 and 16 ' at its spring position 32 and 33.Described groove 16 and 16 ' is embedded on the longitudinal side with groove 17 opposed needle bodies 11.
The pin heel 10 that moves through of described coverer 1 imports.The lengthwise movement of described boxlike barring-on spring 3 in needle body 11 imports by its heel 36.
A bending position 37 according to the described boxlike barring-on of Fig. 1 b spring position 32 passes through hole 18.A bending position 38 passes through hole 18 '.Boxlike barring-on spring position 34 is positioned on the opposed longitudinal side of spring position 32 and 33, on needle body 11, realizes the side guiding of boxlike barring-on spring 3 thus.A boxlike expansion 39 of described boxlike barring-on spring 3 is by tip embedded groove 19 the insides of nose 31.
Fig. 1 c illustrates the coverer 1 corresponding to Fig. 1 a.But described boxlike barring-on spring 3 by on 36 the direction that is carried in arrow 50 of calling in person from its transfer position UN slippage to its Fen Quan position MT.Hide a position of the needle latch 15 that is positioned at home position at the spring chest 35 of this position boxlike barring-on spring 3.Can make a coil not slide into needle latch 15 back thus.
Tip according to the described nose 31 of Fig. 1 d is deposited in groove 19 the insides at the Fen Quan position of boxlike barring-on spring 3 MT.A coil is slided on the expansion 39 of boxlike barring-on spring 3 reliably.
Fig. 2 a to 2f illustrates according to branch circle processing step of the present invention.Be called below the accompanying drawing letter illustrates the coverer 1 that shifts pin, one participate in dividing circle below be called the coil 6 and the central axis 90 of the coverer 1 ' that receives pin, one knitted fabric 61 separated, that carry by coverer 1.
Fig. 2 a illustrates a view, and wherein said transfer pin 1 and reception pin 1 ' are positioned on its home position.The coil 6 of described knitted fabric 61 is positioned at pinhock 14 the insides of shifting pin 1.One of described transfer pin 1 in the vertical the boxlike barring-on spring 3 of slip and described reception pin 1 ' one in the vertical the boxlike barring-on spring 3 ' of slip be positioned at the position of pulling back.The boxlike barring-on spring 3 ' of the slip in the vertical of this reception pin 1 ' is retained in its position of pulling back during whole branch circle process.
Boxlike barring-on spring 3 according to the slip in the vertical of the described transfer pin 1 of Fig. 2 b is positioned at its Fen Quan position MT of slippage forward on arrow 60 directions.This boxlike barring-on spring is retained on the MT of Fen Quan position during whole branch circle process.
On arrow 70 directions, be moved to the position that it is used for the branch circle according to the described transfer pin 1 of Fig. 2 c.Said coil 6 slides into from pinhock 14 on the needle latch of opening 15, leans on the spring chest 35 of boxlike barring-on spring 3 up to it.By leaning, coil 6 does not slide into the back of needle latch 15.A circle leg of described coil 6 is positioned on the expansion 39 of boxlike barring-on spring 3.Described reception pin 1 ' is at the moving movement that begins to enter coil 6 on its in-position on arrow 80 directions simultaneously.
Continue on the direction of arrow 80, to move to the terminal location of its receiving coil according to the described reception pin 1 ' of Fig. 2 d.Slide on the expansion 39 of boxlike barring-on spring 3 with its pinhock 14 ' at this this reception pin, and pass the coil of widening 6 thus.
According to Fig. 2 e, described transfer pin 1 is pulled back on the direction of arrow 75.Described coil 6 is slided back on pinhock 14 directions that shift pin 1 from needle latch 15 again simultaneously.
According to Fig. 2 f, described transfer pin 1 and reception pin 1 ' are moved back into its home position on the direction of arrow 75 and 85.The boxlike barring-on spring 3 that shifts the slip in the vertical of pin 1 takes the transfer position UN that it is pulled back on the direction of arrow 65.Described coil 6 is positioned on the pinhock 14 ' that receives pin 1 ' by its circle leg 6 ' now, and its circle leg 6 " be positioned on the pinhock 14 that shifts pin 1.Separate coil 6 thus.
Fig. 3 illustrates another embodiment of a coverer 100, it has one according to the fixture that is used for a barring-on spring of the present invention, and wherein the slip fixture of this barring-on spring is responsible for making pin only needing a small installing space on the side and making the expansion of barring-on spring nose irrelevant with the coil pulling force that is applied on the barring-on spring by the barring-on spring.
By Fig. 3 a as can be seen, described coverer 100 has in a needle body 111 the barring-on spring 130 of guiding, it can needle body 111 vertically on the direction of its home position GP at double-head arrow 150 slippage be moved back into its home position GP again to its transfer position UP and on other direction.
112, one pinhocks of a pin neck 113 of this coverer 100, needle latch 114, a pin chest 115 and a breach 116 are to a great extent corresponding to a coverer with boxlike barring-on spring of a known rigidity.
Described needle body 111 has a groove 117 along a longitudinal side, its degree of depth and highly make it be configured for the guide frame and the sliding surface of barring-on spring 130.
The above groove 117 of end that is made of pin chest 115 at needle body 111 has a through hole 119 on its overall height, it terminates with an inclined-plane 120 towards pin chest 115.
Groove 118 extends in pin neck 112 directions from the inclined-plane 120 of through hole 119.The bottom surface of the bottom surface of this groove 118 and groove 117 is positioned on the sustained height.The height of this groove 118 is determined according to the width of a nose 132.The degree of depth of this groove 118 is at least corresponding to the thickness of nose 132.
On its overall height, has another through hole 119 ' at the above groove 117 of position that leaves pin chest 115.A groove 117 ' extends the longitudinal side of needle body 111 on the direction of a pin heel 110 from its end, and this longitudinal side is arranged on groove 117 opposites.This groove 117 ' has the identical height and the degree of depth with groove 117.Described barring-on spring 130 is guided in groove 117 by its position, plane and is guided in groove 117 ' by its bending section 131.
The side of described barring-on spring 130 fixing bending section 131 and crooked nose 132 realizations by being embedded in groove 118 the insides by slip in groove 117 ' because groove 117 ' and 118 be positioned at needle body 111 with groove 117 opposed longitudinal side on.
Fig. 3 b illustrates the view of coverer 100, can see most of barring-on spring 130 and groove 117.(Fig. 3 a) vertically moving by a heel 133 on the direction imports this barring-on spring 130 at double-head arrow 150.
Be positioned at its home position according to the described barring-on spring 130 of Fig. 3 c.The bending section 131 of this barring-on spring 130 passes through hole 119 ' and is arranged in groove 117 '.Crooked hook 132 passes through hole 119 and is arranged in groove 118.
Be positioned at its transfer position according to the described barring-on spring 130 of Fig. 3 d.Contact with inclined-plane 120 and depart from its plan-position thus at the lateral surface of this barring-on spring 130 when home position moves to transfer position.Arrive definite intermediate space A of generation between nose 132 and pin neck 112 greatly in this departing from of transfer position.
When barring-on spring 130 again slippage then make hook 132 enter into groove 118 the insides of pin neck 112 when the home position.Free space A disappears again.
Fig. 4 illustrates by the pin 100,100 ' according to Fig. 3 and makes coil 160 barring-ons.
According to Fig. 4 a be called below shift pin (
) coverer 100 and being called below receive pin (
) the coverer 100 ' of congruent structure before a coil 160 between the opposed needle-bar of barring-on, be positioned at home position.The accompanying drawing letter illustrates and shifts pin 100, receives pin 100 ', coil 160, knitted fabric 161 and central axis 190.This coil 160 is positioned at pinhock 113 the insides of shifting pin 100.The barring-on spring 130 ' of the barring-on spring 130 of this transfer pin 100 and reception pin 100 ' is at its home position.Shown in the whole process of barring-on technology during the barring-on spring 130 ' of described reception pin 100 ' be retained in home position.
On arrow 140 directions, take its maximum outflow location to according to the described transfer pin 100 of Fig. 4 b.The sliding motion that simultaneously described coil 160 is carried out from pinhock 113 to pin neck 112 leans on pin chest 115 up to it.A circle leg of described coil 160 is positioned on the nose 132 of barring-on spring 130 now.
Position according to described transfer pin 100 of Fig. 4 c and reception pin 100 ' also changes.The barring-on spring 130 of this transfer pin 100 moves to its transfer position on the direction of arrow 170.This motion of this barring-on spring 130 makes its nose 132 lift from pin neck 112, therefore an opening occurs between a nose inboard and pin neck 112, can sink to a hook 113 ' that receives pin 100 ' therein.Front at the circle leg of coil 160 between nose 132 and pin neck 112 produces this opening.Therefore the coil pulling force of side can not change the width of this opening.
On arrow 165 directions, moving to the position of sinking to that it is used to receive pin 100 ' under the condition that does not change the barring-on spring position according to the described transfer pin 100 of Fig. 4 d.This receives pin 100 ' and moves on the direction of arrow 180, and its hook 113 ' imports to the opening the inside between nose 132 and the pin neck 112 simultaneously.
On arrow 170 directions, move to its transferring position according to the described transfer pin of Fig. 4 e, and the barring-on spring position is constant.Described reception pin 100 ' moves to the receiving position that it is used for coil 160 on arrow 180 directions.This reception pin 100 ' passes and therefore also passes coil 160 between the nose 132 of barring-on spring 130 and pin neck 112.
Be positioned at its transferring position and receive the receiving position that pin 100 ' is positioned at its ragged edge according to the described transfer pin 100 of Fig. 4 f.
Receiving pin 100 ' according to the described transfer pin 100 of Fig. 4 g moving under the condition that does not change the barring-on spring position on the direction of arrow 165 moves on arrow 185 directions.
On arrow 175 directions, move to its home position according to the described barring-on spring 130 of Fig. 4 h.Described transfer pin 100 moves on arrow 165 directions.Described reception pin 100 ' has coil 160 and does not change its position in its hook 113 ', be positioned at its home position up to shifting pin 100.
Be positioned at its home position according to described transfer pin 100 of Fig. 4 i and reception pin 100 '.Described coil 160 is positioned at the hook 113 ' the inside that receives pin, therefore finishes the barring-on process.
Described in the embodiment shown pin 100 is to shift pin and described pin 100 ' is to receive pin.Certain described pin 100 ' can be to shift pin and pin 100 can be to receive pin, because the structure of two pins is identical.
Fig. 5 a illustrates a coverer 200 with another embodiment, and it has one according to the fixture that is used for a barring-on spring 203 of the present invention.A needle body 211 is approaching congruent with the needle body 11 among Fig. 1.Difference only is, groove 216 ' needle body 211 vertically on just in time and a groove 217 in the needle body 211 be positioned at opposed to each other between through hole 218 and 218 '.
Bending position 237 according to the described boxlike barring-on of Fig. 5 b spring position 232 passes through hole 218.A bending position 238 passes through hole 218 '.Extend in pin neck 213 directions from bending position 238 in groove 216 ' at a boxlike barring-on spring position 233.
Fig. 6 a illustrates one with one the 3rd embodiment and has one according to the coverer 300 that is used for a barring-on spring fitting device of the present invention.Needle body 311 along its longitudinal side be furnished with 316 ', one of a groove 316 and groove in the vertical a nose 331 of the boxlike barring-on spring 303 of slip be located on this longitudinal side.Described groove 316 ' has a height littler than groove 316.Its end face is positioned on the identical height with the end face of groove 316.Constitute a groove 317 on the opposed longitudinal side of needle body 311, its degree of depth is at least corresponding to the thickness of boxlike barring-on spring 303.It highly is slightly larger than the height of boxlike barring-on spring 303.Leave a pin chest 312 described needle bodies 311 slightly and on the overall height of groove 316, have a through hole 318.By a fracture 320 terminations, its bottom surface is positioned at identical height with the bottom surface of groove 316 ' to described groove 316 ' on the direction of a pin neck 313.
A bending position 337 according to the described boxlike barring-on of Fig. 6 b spring position 332 passes through hole 318.A bending position 338 passes fracture 320.Boxlike spring position 334, fracture 320 places needle body 311 vertically on separately.Extend on the direction of a pin heel 310 in groove 317 at this boxlike spring position 334.The boxlike spring position 333 that separates with boxlike spring position 334 above one is guiding in groove 316 ' on the opposed longitudinal side of needle body 311.
Fig. 7 a illustrates one and has one according to the coverer 400 that is used for barring-on spring 403 fixtures of the present invention.Needle body 411 along its longitudinal side be furnished with 416 ', one of a groove 416 and groove in the vertical a nose 431 of the boxlike barring-on spring 403 of slip be located on this longitudinal side.Described groove 416 ' has a height littler than groove 416.Leave 412 1 needle bodies 411 of a pin chest slightly and on the overall height of groove 416, have a through hole 418.Described groove 416 ' leaves through hole 418 slightly.It has half height of about needle body 411, and wherein its end face is positioned at identical height with the end face of needle body 411.Constitute a groove 417 on the opposed longitudinal side of needle body 411, its degree of depth is at least corresponding to the thickness of boxlike barring-on spring 403.The height of described groove 417 be connected to through hole 418 be in its first three/place is corresponding to the height at boxlike barring-on spring position 434, the wherein position of its end face and bottom surface and the end face of groove 416 on the opposed longitudinal side of needle body 411 and the position consistency of bottom surface.Consistent with the height of last 1/3rd the above grooves 417 therebetween with the end face of needle body 411.
A bending position 437 according to the described boxlike barring-on of Fig. 7 b spring position 432 passes through hole 418.Guide in groove 417 at the above boxlike barring-on spring position 434 of opposed longitudinal side.This boxlike barring-on spring position 434 has an expansion 433 at 1/3rd places thereafter, and it extends upward from the end face at boxlike barring-on spring position 434.This expansion bends to its opposed longitudinal side around the end face of needle body 411.The bending part that is arranged in the expansion 433 on the opposed longitudinal side of needle body 411 is in groove 416 ' guiding.