CN105155127B - The variable needle gage of sweater fabric coil is automatic to shift sewing machine to mesh - Google Patents
The variable needle gage of sweater fabric coil is automatic to shift sewing machine to mesh Download PDFInfo
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- CN105155127B CN105155127B CN201510642421.9A CN201510642421A CN105155127B CN 105155127 B CN105155127 B CN 105155127B CN 201510642421 A CN201510642421 A CN 201510642421A CN 105155127 B CN105155127 B CN 105155127B
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Abstract
The present invention relates to the automatic sewing machine, including transfer needle plate, push pedal, transfer needle tray of being shifted to mesh of the variable needle gage of sweater fabric coil for order member, Linking machines or groove pin plate;Shift needle plate and be located at the tangential side of Linking machines or the parallel side of groove pin plate, Linking machines dials often rotates a groove pin needle gage or groove pin plate per traversing groove pin needle gage, then transfer needle plate tangentially or traversing direction synchronizing moving one transfer pin needle gage, transfer pin needle gage and the groove pin needle gage on Linking machines or can be identical with the groove pin needle gage on groove pin plate or be differed;Shift above or below transfer pin of the needle tray for order member located at transfer pin with groove pin joint, and acting on transfer pin makes it deform and be docked with groove pin;Push pedal located at transfer needle tray for order member top docking location at, transfer pin often moves a corresponding needle gage with groove pin, then is synchronously once moved back and forth in transfer needle plate and Linking machines or done between groove pin plate, and the coil shifted on pin is pushed on corresponding groove pin.Advantage is to improve suture efficiency and quality.
Description
Technical field
The present invention relates to weaving machinery, and in particular to the variable needle gage of sweater fabric coil is automatic to shift sewing machine to mesh.
Background technology
Its garment piece of sweater braid and collar and annex are separated braidings, are then sutured by Linking machines, are sutured
It is preceding to need woven collar and annex being transferred on Linking machines.
It is intended to the collar and annex that are woven by braiding flat-bed machine being transferred to the general method using craft on Linking machines at present, by
Typically woven in collar and annex using the dense skill of handling needles, therefore the coil to be shifted is more intensive, non-ocular is good
The careful people of operation is not competent, and operating efficiency is by the energy power restriction of operating personnel, once operating time length, even if
Dropped stitch may also occurs in good operation expert again, therefore manually completes the transfer of the coil no matter in efficiency and quality
High requirement, and employment high cost can not all be reached.
The content of the invention
It is automatic to mesh transfer sewing machine it is an object of the invention to provide the variable needle gage of sweater fabric coil, to solve fabric
The method efficiency that coil is manually shifted is low, quality it cannot be guaranteed that, and the problem of high cost.
Above-mentioned purpose is achieved by the following technical solution:
The variable needle gage of sweater fabric coil is automatic to mesh transfer sewing machine, including:
Along the uniform groove pin of dials and the Linking machines rotated or along the uniform groove pin of needle plate and traversing groove pin plate is done, to receive
The coil of transfer;
Needle plate is shifted, transfer pin of some front ends provided with groove and the flexible elastic deformation of shank is evenly equipped with, is arranged at seam
The tangential position of disk eedle disk side or the parallel position of groove pin plate side, Linking machines dials often rotate a groove pin needle gage or groove pin
Plate, then along traversing transfer pin needle gage described tangential or synchronous with groove pin plate parallel direction, shifts pin per traversing groove pin needle gage
Needle gage and the groove pin needle gage on Linking machines can be identical with the groove pin needle gage on groove pin plate or be differed;
Needle tray is shifted for order member, be arranged on above the transfer pin at transfer pin and the groove pin docking location or under
Side, and the transfer pin moved at the position is acted on, transfer pin Bending Deformation by active force, front groove contains correspondence institute
State groove pin needle point and transfer pin is docked with the corresponding groove pin;
And push pedal, transfer pin and transfer needle tray are arranged on for order member top and corresponding at the docking location, are turned
Move pin and often move a corresponding needle gage with the groove pin on Linking machines or with the groove pin on groove pin plate, then synchronously in transfer needle plate and seam
Disk machine or done between groove pin plate is once moved back and forth, and initial position is returned after the coil shifted on pin is pushed into correspondence groove pin,
Prepare the reciprocating motion of next needle gage.
Further, the transfer needle tray is magnetic chuck for order member, and the transfer pin front end shifted on needle plate is located at
The top of groove pin on Linking machines or groove pin plate, the magnetic chuck is arranged on below the transfer pin at the docking location, to horizontal stroke
Adsorbed to the transfer pin for being moved to magnetic chuck, transfer pin is bent downwardly deformation, front end fall on groove pin needle point and with groove pin pair
Connect;Or transfer needle tray is pressing plate for order member, the pressing plate is arranged on above or below transfer pin, is arranged on transfer pin
First pressing plate of side is located at docking location, and the transfer pin front end on transfer needle plate is in the upper of groove pin on Linking machines or groove pin plate
Side, the first pressing plate is suppressed downwards laterally moving to the transfer pin at pressing plate, and transfer pin is bent downwardly deformation, and front end falls in groove pin
Docked on needle point and with groove pin, be arranged on the second pressing plate below transfer pin and be located on side at docking location, transfer needle plate
Transfer pin front end and the upper surface of groove pin on Linking machines or groove pin plate are substantially flush, and the second pressing plate is to laterally moving at pressing plate
Transfer pin is suppressed upwards, and transfer pin is bent upwards deformation, and front end is higher than groove pin, and transfer pin continues transverse shifting and departs from pressing plate pressure
System, front end elasticity falls after rise at docking location docks on groove pin needle point with groove pin;Or transfer needle tray is to turn for order member
Transfer pin front end and the upper surface of groove pin on Linking machines or groove pin plate on driving wheel, transfer needle plate are substantially flush, the rotating wheel
Below the transfer pin for being rotatably arranged at side at the docking location, to the traversing pressure of transfer pin upwards at rotating wheel
System, transfer pin is bent upwards deformation, and front end is higher than groove pin, and transfer pin continues traversing disengaging rotating wheel compacting, at docking location
Front end elasticity falls after rise docks on groove pin needle point with groove pin.
Further, above-mentioned magnetic chuck or the first pressing plate keep making transfer pin after transfer pin is docked with groove pin
Width is at least a transfer pin needle gage, it is ensured that transfer pin has enough docking times with groove pin, it is ensured that push pedal is to coil
Pushing and retract the whole process transfer pin of initial position will not upspring, and coil is reliably and accurately elapsed on groove pin.
In order that rotating wheel, which is preferably acted on transfer pin, the circumferencial direction of the rotating wheel, is evenly arranged with needle tray,
The slot pitch of needle tray is identical with transfer pin needle gage, and transfer pin, per traversing one transfer pin needle gage, rotating wheel rotates a needle tray slot pitch, turned
Driving wheel is acted on transfer pin by needle tray.
The adsorption plane of the magnetic chuck is set to plane or neither level ladder plane.Preferably, it is described not
Level ladder plane can also be constituted by connecting layer of non-magnetic material on the part magnetic face of magnetic chuck, be formed high
Non magnetic ladder plane and low magnetic ladder plane.Originally transfer pin is adsorbed relies in higher non magnetic ladder plane
Relative magnetism sucker is moved, and will not be produced enough flexural deformation and be docked with groove pin, when the removal from non magnetic ladder plane
When, attracted by low magnetic ladder plane powerful magnetic force, the front curvature deformation of transfer pin is docked with groove pin, thus using non-
The step of magnetic material layer formation is accurately positioned to transfer pin with groove pin docking location.
The push pedal includes at least one layer of elastic plate or non-resilient plate, the elastic plate be by elastic deformation flexibly
Act on transfer pin and shift the plate of pin coil.
In order that push pedal can preferably push against coil, when the push pedal width is at least two transfer pin needle gage, before push pedal
Hold for according to transfer pin needle gage be ladder width and by traversing direction forward extend out successively it is stepped, or for by transfer needle plate it is traversing
The direction inclined plane shape that gradually forward end is stretched out.
Further, to include push pedal reciprocal in the first impulse stroke and the first backstroke for the reciprocating motion of the push pedal
First moves back and forth and reciprocal the second reciprocating motion in the second impulse stroke and the second backstroke of plate;The first of push pedal is reciprocal
Motion is driven by the first reciprocating mechanism, and the second of push pedal moves back and forth by the transmission of the second reciprocating mechanism.
Further, the first impulse stroke push pedal is moved from the initial position of transfer pin to groove pin, and described first returns
The push pedal of reversion journey is moved from groove pin to transfer pin initial position;
Further, the second impulse stroke push pedal from transfer pin initial position to groove pin movement and simultaneously do with turn
Move the traversing compound motion of needle plate, the second backstroke push pedal from groove pin to the movement of transfer pin initial position and do simultaneously with
The compound motion of the traversing opposite direction movement.
Further, first reciprocating mechanism includes swing rod, sliding block, slide rail, trundle and chute, the pendulum
Bar is rotationally connected with the frame of Linking machines, and the sliding block connection push pedal is simultaneously slidably positioned in slide rail, the swing of swing rod
End is connected with sliding block by trundle and slide.
Further, second reciprocating mechanism includes eccentric wheel, connecting rod, centering block, the first swing rod, at least two
Second swing rod, connecting rod, spring, end face eccentric wheel and output shaft that is rotatable and sliding provided with cam surface, at least two second
Swing rod is be arranged in parallel and lower end is hinged the connecting rod, and the push pedal is fixed on connecting rod, and connecting rod one end is hinged on eccentric wheel
One end of one end connection of eccentric side, the other end and centering block, the centering block other end and the second swing rod connects one second in output shaft
It is rotatably arranged in eccentric wheel on one end of swing rod and with output shaft rotation, the second swing rod and the first swing rod and is provided with cam surface
Side, and the first swing rod one end suppressed by spring, the first swing rod two ends is contacted against cam surface and centering block in eccentric wheel respectively
End face on.
Further, the transfer needle plate is in the tangential position of Linking machines side or the parallel position of groove pin plate side
When, the angle β of transfer pin and groove pin on groove pin on Linking machines or groove pin plate is:0°≤β≤60°.
Advantage of the present invention:The present invention is solved was transferred to what can only be done manually on Linking machines by fabric in the past
Problem, the transfer efficiency of fabric transfer when drastically increasing fabric suture, and simple in construction, the low cost of whole sewing machine;
The present invention to solve fabric automatically in the formulated technical scheme of transfer, by Linking machines dials often rotate a groove pin needle gage or
Groove pin plate is per traversing groove pin needle gage, and transfer needle plate synchronously traversing one shifts pin needle gage mode, makes transfer pin needle gage and Linking machines
On groove pin needle gage or can be identical with the groove pin needle gage on groove pin plate or differ, be very easy to transfer needle plate and Linking machines
Or the coil transfer between groove pin plate, transfer needle plate that is identical or differing needle gage and dials is easily carried out coil
Mesh is shifted, sweater industry suture problem has been captured;Transfer needle plate and Linking machines or and groove are employed in technical solution of the present invention
Needle plate is often synchronized with the movement a corresponding needle gage, push pedal while being carried out once between transfer needle plate and Linking machines or between groove pin plate
Move back and forth, the pin of one pin of coil one is elapsed onto groove pin by transfer pin, make coil transfer reliable accurate, be not in leakage
Pin;To ensure coil transfer accurately and reliably, the present invention uses deformation holding unit, has enough bendings to become to ensure to shift pin
The shape time, so that transfer pin reliably from transfer pin passage to groove pin, can during which be turned with groove pin in docking operation coil
Pin will not resilience causes coil to come off because of push pedal retrogressing for shifting, and guarantee is provided for the transfer of coil in high quality;Pushed away in the present invention
Plate is to carry out multidirectional reciprocating compound motion body, and drives push pedal to do this and be combined reciprocating reciprocating mechanism
Can be simple in construction using a power drive, practical and motion is accurately and reliably.
Brief description of the drawings
Fig. 1 is the first automatic overlooking the structure diagram that sewing machine is shifted to mesh of the present invention.
Fig. 2 is the right view of transfer sewing machine shown in Fig. 1.
Fig. 3 is that the groove for shifting pin front end accommodates groove pin needle point schematic diagram(The shape that pin is not drawn into flexural deformation is shifted in figure
State).
Fig. 4 is the structural representation of magnetic chuck;Wherein a figures are that ladder plane is constituted by connecting layer of non-magnetic material;b
Figure is the magnetic chuck that adsorption plane is plane;C figures are that magnetic chuck upper surface directly is designed into ladder planar condition.
Fig. 5 is the placement location and structural representation of pressing plate, and wherein a figures are disposed on shifting the first pressing plate above pin
Placement location schematic diagram;B figures are the first pressure plate structure schematic diagrames;C figures are disposed on shifting the placement of the second pressing plate below pin
Position view, d figures are the second pressure plate structure schematic diagrames.
Fig. 6 is the schematic diagram that rotating wheel acts on transfer pin.
Fig. 7 is the left view that rotating wheel shown in Fig. 6 acts on transfer pin schematic diagram.
Fig. 8 is a kind of plate pushing structure schematic diagram.
Fig. 9 is another plate pushing structure schematic diagram.
Figure 10 is the partial enlarged drawing of sewing machine shown in Fig. 1, and push pedal therein is made up of two layers of elastic sheet.
Figure 11 is a kind of structural representation of combined type reciprocating mechanism.
Figure 12 is the right view of the reciprocating mechanism shown in Figure 11.
Figure 13 is a kind of structural representation of superposing type reciprocating drive mechanism.
Figure 14 is to use gear, the structural representation of the superposing type reciprocating drive mechanism of tooth bar reciprocating device.
Figure 15 is the A direction views of superposing type reciprocating drive mechanism shown in Figure 14.
Figure 16 is that push pedal moves reciprocatingly initial position.
Figure 17 be push pedal in the front travel moved reciprocatingly, push pedal front end compacting transfer pin situation.
Figure 18 be push pedal in the front travel moved reciprocatingly, the coil shifted on pin is pushed to the feelings of groove pin by push pedal
Shape.
Figure 19 is that transmission push pedal is driven an embodiment along reciprocating first reciprocating mechanism in transfer pin direction
Structural representation.
Figure 20 is second of automatic structural representation that sewing machine is shifted to mesh of the present invention.
In figure:1- shifts the installation on needle plate, 11- transfer pins, the groove of 111- transfer pin shanks front end, 112- transfer pins
Portion, 2- Linking machines, 21- groove pins, 22- dials, 3- push pedals, 31,32- elastic plates, 4- transfer needle trays are for order member, 41- magnetic
Magnetic face on non-magnetic surface on sucker, 411- magnetic chucks, 412- magnetic chucks, the pressing plates of 42- first, 43- rotating wheels,
Needle tray on 431- rotating wheel circumferencial directions, the pressing plates of 45- second, the reciprocating mechanisms of 5- second(Superposing type), 51- transfers pin side
To reciprocator, 511- transfer pins direction rail plate, 512- transfer pin direction gears, 513- transfer pins direction tooth bar, transfer
Pin direction sliding block 514,515- motors, the traversing direction reciprocator of 52- transfer needle plates, the 521- transfer traversing traversing guides of needle plate,
522- shifts the traversing direction sliding block of needle plate, and the 523- transfer traversing direction tooth bars of needle plate, 524- shifts the traversing direction gear of needle plate,
525- motors, the reciprocating mechanisms of 6- second, 60- eccentric wheels, the cam surface of 601- eccentric wheels, 61- connecting rods, 62- centering blocks,
621- centering block end faces, the swing rods of -63- first, 631- bearings, 64- springs, 65- output shafts, the swing rods of 66- second, 7- first is back and forth transported
Motivation structure, 71- swing rods, 711- is arranged on the chute on the swing rod 71,72- sliding blocks, 721- pins, 8- Linking machines frames.
Embodiment
The present invention relates to will be transferred in the fabric on transfer needle plate to mesh on the Linking machines rotated, or it is transferred to and does
On the groove pin plate of transverse shifting, i.e.,:Coil on the transfer pin for shifting needle plate is transferred on the groove pin of Linking machines, or is transferred to
On the groove pin of groove pin plate.Therefore the present invention contain two kinds can needle space changable be automatic shifts sewing machine to mesh.
Such as Fig. 1-3, be the present invention the first can needle space changable be automatic that sewing machine, including Linking machines 2, transfer are shifted to mesh
Needle plate 1, push pedal 3 and transfer needle tray are directed to order member 4.Linking machines 2 has the dials 22 of rotation and along the uniform groove pin 21 of dials,
Transfer needle plate 1 is arranged at the tangential position of the side of Linking machines dials 22(At τ positions shown in Fig. 1), and can be along the tangential side
To transverse shifting, some parallel uniform transfer pins 11 are provided with, the front end of transfer pin 11 is provided with groove 111 and shank can
The elasticity of flexure is deformed, and the angle β loaded on transfer pin 11 and groove pin 21 on Linking machines on transfer needle plate 1 is generally higher than 0 °, but not
More than 60 °.Transfer needle tray is arranged on transfer pin 11 and the top of transfer pin 11 at the docking location of groove pin 21 for order member 4
Or above or below the transfer pin 11 at lower section, that is, tangency location τ shown in figure, and push pedal 3 is arranged on above-mentioned docking unit 4
Top and corresponding at the docking location, i.e., the τ positions in figure.
The rotation of the dials 22 of Linking machines 2 and shift needle plate 1 transverse shifting be it is synchronous, i.e.,:The dials 22 of Linking machines 2
A groove pin needle gage is often rotated, pin needle gage is shifted in transfer needle plate 1 synchronous horizontal movement one, and groove pin needle gage and transfer pin needle gage can phases
With or differ, this make it that transfer needle plate that is identical or differing needle gage and dials can easily carry out coil and mesh turned
Move.Rotate and during transverse shifting Linking machines 2 and transfer needle plate 1 are synchronous, push pedal 3 carries out the rotation with Linking machines 2 and turned
The synchronous reciprocating motion of the transverse shifting beat of needle plate 1 is moved, the coil shifted on pin 11 is pushed on groove pin 21.I.e.:Seam
The dials 22 of disk machine 2 often rotates the needle gage of a groove pin 21, during a synchronous traversing transfer 11 needle gage of pin of transfer needle plate 1, and push pedal 3 is then synchronously
Do and once move back and forth between dials 22 and transfer needle plate 1.Coil on 3 pairs of transfer pins 11 of push pedal carries out push action
It is preceding that, it is necessary to make transfer pin 11 be docked with groove pin 21, docking is the effect by shifting needle tray for 4 pairs of transfer pins 11 of order member,
Make its shank flexural deformation, allow its front groove 111 to contain the correspondence needle point of groove pin 21 to realize.The transfer needle tray is for order member
4 can be pressing plate 42 or magnetic chuck 41, respectively from the docking location(That is tangency location τ)Above or below act on place
In on the transfer pin 11 of the position.Such as Fig. 3, transfer pin 11 have can elastic bending deflection shank, shank front end is provided with groove
111 are used for the needle point that accommodates the front end of groove pin 21 on Linking machines 2, and rear end forms installation portion 112 in 90 ° of bendings, for installed in
Shift on needle plate 1, when transfer pin 11 is arranged on transfer needle plate 1, groove 111 is located at the anterior lower end of transfer pin 11, with curved
Front end groove 111 can be included on the needle point of groove pin 21 of lower section during song deformation.
Transfer needle tray acts on transfer pin 11 in addition to making it and deforming for order member 4, when also keeping certain deformation
Between so that two for after connecing, push pedal has enough time push away circle action, therefore either magnetic chuck 41 or pressing plate 42 its
Not less than 1 transfer pin needle gage of width in traversing direction.So transfer needle tray ensure that transfer pin has enough for order member
Deformation time, be allowed to have enough docking times with groove pin, it is ensured that push pedal to coil passage process transfer pin will not upspring, make
Coil is reliably and accurately pushed on groove pin.
Such as Fig. 4 a, transfer needle tray is for situation of the order member 4 using magnetic chuck 41.Under such a situation, in Linking machines 2
Transfer pin 11 front end on the transfer needle plate 1 of side is located at the knot of the magnetic chuck 41 in the top of groove pin 21 on Linking machines, figure
Structure is a preferred scheme, the ladder plane with different height, and the ladder plane of different height is on magnetic chuck
Connection layer of non-magnetic material forms high non-magnetic surface 411 and low magnetic face 412, and the position a of ladder is placed in into transfer pin
11 with the joint of groove pin 21.Originally, magnetic chuck 41 is adsorbed by 411 pairs of layer of non-magnetic material transfer pins 11, make it anterior according to
Lean against by direction of arrow transverse shifting in figure on high non-magnetic surface 411, when running to the position a of ladder, without non-magnetic
Property material layer 411 barrier, the transfer front end of pin 11 and is bent downwardly change by the powerful magnetic gravitational attraction in low magnetic face 412
Shape, front end falls on the groove pin needle point on correspondence position, and is docked with groove pin 21, and magnetic chuck 41 continues to keep to turning after docking
The suction-operated of pin 11 is moved, makes width of the transfer pin 11 along at least one transfer pin needle gage of the transverse shifting of magnetic face 412, i.e. Fig. 4
Shown in a-b sections, that is to say, that the holding of magnetic chuck 41 effect width at least one transfer pin needle gage, transfer pin 11 to
The magnetic face 412 of magnetic chuck 41 is disengaged behind b positions, and springs back to c positions.Therefore the step of layer of non-magnetic material formation can be right
The docking location of transfer pin and groove pin is accurately positioned, so as to ensure that the accuracy of sewing machine motion of the present invention.
In addition, the adsorption plane of magnetic chuck 41 can be designed as plane, such as Fig. 4 b, transfer pin 11 is run at docking location
By the suction of magnetic chuck 41, flexural deformation is docked with groove pin, and its preceding clan is horizontal afterwards on a positions of the end of magnetic chuck 41
The magnetic face 412 of magnetic chuck 41 is disengaged behind width to the b positions for moving at least one transfer pin needle gage, and springs back to c positions.Separately
Outside, also the upper surface of magnetic chuck 41 directly can be designed to ladder plane, such as Fig. 4 c, its course of work is with being connected non magnetic material
The magnetic chuck of bed of material formation ladder plane is identical but good without its effect.
Such as Fig. 5, transfer needle tray is for order member 4 using one of situation of pressing plate, and referring to Fig. 5 a, the first pressing plate 42 is arranged on
Shift the top of pin 11 and at docking location, its structure such as Fig. 5 b, lower surface is made up of plane and trapezoidal faces, shifts needle plate
On transfer pin 11 front end be in Linking machines on groove pin top, transfer pin 11 along the direction of arrow shown in Fig. 5 b laterally move
Dynamic, its front portion sequentially enters the upper plane of the first pressing plate lower end, when at the end a positions for running to plane on this, start into
Enter downward inclined-plane, transfer pin 11 is suppressed by the first pressing plate 42, starts to be bent downwardly deformation, at the b positions of inclined-plane lower end
When produce maximum compacting, transfer pin 11 front end of flexural deformation is fallen on the needle point of groove pin 21, and docked with groove pin 21, it
Enter the lower plane of the lower end of the first pressing plate 42 afterwards(Press face), the press face continue keep to shift pin 11 compacting, make transfer
The width of at least one transfer pin needle gage of press face transverse shifting of the pin 11 along pressing plate 42, i.e. the width of holding effect is at least one
Individual transfer pin needle gage, the b-c sections shown in Fig. 5, transfer pin 11 resilience after the compacting of pressing plate 42 is disengaged resets.
Needle tray is shifted for order member 4 using the two of the situation of pressing plate, referring to Fig. 5 c, 5d, under such a situation, is used
Second pressing plate 45 is arranged on below transfer pin and positioned at side at docking location, and its structure as shown in Figure 5 c, is trapezoidal, shifts pin
Transfer pin front end and the upper surface of groove pin on Linking machines on plate are substantially flush, and transfer pin 11 is horizontal along the direction of arrow shown in Fig. 5 c
To movement, its front portion sequentially enters the upper surface of the second pressing plate 45, by upward beveled end a-b upward compacting until reach most
Big compacting point b, transfer pin is bent upwards deformation, and front end is higher than groove pin, and the second pressing plate 45 keeps the maximum compacting to transfer pin 11
At the end c positions of supreme transverse plane, transfer pin 11 continues transverse shifting, and downward slope gradually subtracts to the compacting for shifting pin 11
It is small, until departing from the second pressing plate 45, and no longer it is compressed, τ shifts the front elastic of pin 11 and fallen after rise in groove pin at docking location
Docked on needle point with groove pin.
Such as Fig. 6, transfer needle tray is used for order member 4 under the situation of rotating wheel 43, such a situation, turning on transfer needle plate
Move pin front end and the upper surface of groove pin on Linking machines is substantially flush, rotating wheel 43 is rotatably arranged in transfer pin 11 and groove pin
Below transfer pin at docking location, such as Fig. 7, rotating wheel 43 is rotated along the direction of arrow shown in figure.It is uniform on its circumferencial direction
Needle tray 431 is provided with, the transverse shifting along the direction of arrow in the figure of needle plate 1 is shifted, the front portion of transfer pin 11 touches rotation successively
Wheel 43, and the slot pitch of needle tray 431(Two adjacent needle trays arc A folded by transfer center of pin at docking location)With transfer pin needle gage phase
Together, and transfer pin per transverse shifting one shift pin needle gage, rotating wheel rotate a needle tray slot pitch.Therefore, the transfer pin of transverse shifting
11, by the corresponding needle tray in the upper end of rotating wheel 43 rotated successively upward compacting, produce upward Bending Deformation, make transfer pin
Front end is higher than groove pin, and transfer pin continues transverse shifting and departs from rotating wheel compacting, and its front end elasticity is fallen after rise in groove at docking location
It is that the grooves of front lower ends contains groove pin needle point and be allowed to dock with groove pin on pin needle point.
Such as Fig. 8, when width of the push pedal 3 along traversing direction is at least two transfer pin needle gages, push pedal front end is according to transfer
Pin needle gage is ladder width and presses transverse shifting direction(The direction of arrow in figure)What is forward extended out successively is stepped, can also be set as
By the transfer needle plate 1 transverse shifting direction inclined plane shape that gradually forward end is stretched out, such as Fig. 9.
It is that push pedal 3 is made up of two layers of elastic plate 31,32 in a preferred plate pushing structure, the embodiment such as Figure 10, bullet
As long as property plate 31,32 is designed to sufficiently thin, such as, with steel plate thick 0.3mm, a little force will produce bending bullet on the steel plate
Property deformation;For multilayer elastic plate, often the front end of next layer of plate lags behind the front end of last layer plate from top to bottom so that every layer
Plate acts on the different parts of transfer pin coil, makes passage of the push pedal to coil more reliable.Therefore second layer elastic sheet 32
Front end slightly lag behind the front end of first layer elastic sheet 31, transfer pin is flexibly acted on by the elastic deformation of push pedal 3
On 11, the fabric coil shifted on pin 11 is pushed against to correspondence groove pin 21.As shown in Fig. 2 push pedal 3 is with one layer of non-elastic material
Plate is made, and the push pedal 3 is acted on transfer pin 11 by one layer of non-resilient plate, by the coil passage shifted on pin to correspondence groove pin
On 21.As above-mentioned use multilayer elastic plate constitutes push pedal 3, push pedal 3 can be constituted with the non-resilient plate of multilayer, it constitutes structure one
Sample, is repeated no more here.
Push pedal 3 is arranged on transfer pin and shifts needle tray for order member top and corresponding at the docking location, shifts
Pin often moves a corresponding needle gage with the groove pin on Linking machines or with the groove pin on groove pin plate, then synchronously in transfer needle plate and seam disk
Machine or done between groove pin plate is once moved back and forth, and initial position is returned after the coil shifted on pin is pushed into correspondence groove pin, with
Prepare the reciprocating motion of next needle gage.The motion of push pedal is driven by corresponding transmission mechanism, according to the different motion track of push pedal
It is driven by different transmission mechanisms.
Figure 11,12 give transmission push pedal and do compound reciprocating second reciprocating mechanism 6, the reciprocating mechanism
Including eccentric wheel 60 of the end face provided with cam surface, connecting rod 61, centering block 62, the first swing rod 63, the second swing rod 66, connecting rod 67, bullet
Spring 64 and output shaft 65, power are rotated by the rotating shaft band movable eccentric wheel 60 of eccentric wheel 60, and the one end of connecting rod 61 passes through spherical hinge
The eccentric side of eccentric wheel 60 is hinged on, the other end is rotated with one end of centering block 62 by pivot pin and is connected, and the other end of centering block 62 is then
It is connected on output shaft 65, and is together rotated with the output shaft 65, output shaft 65 is rotatable and is axially slidably supported on pair
In the bearing hole answered(It is not drawn into), the first swing rod 63 is arranged on the side that eccentric wheel 60 is provided with cam surface, and in the first swing rod 63
Portion, which is hinged on, to be connected in Linking machines frame 8, and two ends contact against the end face of the cam surface 601 and centering block 62 in eccentric wheel respectively
On 621, friction when being contacted against to reduce, the two ends of the first swing rod 63 set bearing 631 respectively, are contacted against by bearing 631
On the cam surface 601 of eccentric wheel.Spring 64 makes the end face 621 on centering block 62 tightly contact against in the lower end of the first swing rod 63 so that
The upper end of first swing rod 63 is tightly contacted against on the cam surface 601 of eccentric wheel 60.When eccentric wheel 60 is rotated, due to eccentric throw and company
The transmission of extension bar 61, centering block 62 is rotated according to the axial line of output shaft 65, so as to drive output shaft 65 to rotate.Two second swing rods 66 are flat
Row is set and lower end articulated linkage 67(Referring to Fig. 2,10), wherein the upper end connection output shaft 65 of one second swing rod 66, push pedal 3 is consolidated
It is scheduled on connecting rod 67, output shaft 65, which is rotated, drives the second swing rod 66 to swing, and push pedal 3 is done reciprocal translation and moves.And output shaft 65
Rotation driven by eccentric wheel 60 by connecting rod and centering block 62, the rotation of eccentric wheel 60 also passes through cam surface 601 and promotes first
Swing rod 63 is rotated around pin joint, and the lower end of the first swing rod 63 promotes the side axle shifting to the left of centering block 62 and output shaft 65, and spring 64 makes defeated
The return to the right of shaft 65, so, output shaft 65 do it is axial move back and forth, be connected to the second swing rod 66 on output shaft 65 with
The axial reciprocating movement of output shaft 65, that is, do moving back and forth for the transfer transverse shifting direction of needle plate 1.
Second reciprocating mechanism 6, make push pedal 3 not only do transfer pin direction again the direction that laterally moves it is multi-direction be combined
A powered belt movable eccentric wheel 60 is only needed during motion, so that it may the multidirectional compound motion needed for completing, reduces motor usage quantity,
Manufacturing cost is reduced, while mechanism structure is simple and moves accurately and reliably.
The second reciprocating mechanism of the present invention can be made into a kind of superposing type reciprocating mechanism as shown in fig. 13 that
5, the motion is made up of transfer pin direction reciprocator 51 and transfer needle plate transverse shifting direction reciprocator 52, push pedal 3
It is connected with transfer pin direction reciprocator 51, and shifts pin direction reciprocator 51 to be arranged on transfer needle plate transverse shifting direction past
Answer a pager's call on structure 52, such push pedal 3 is doing the reciprocating motion of transfer pin 11 direction with transfer pin direction reciprocator 51(Double arrows in figure
The motion in head direction)While also laterally moved direction with transfer needle plate(Perpendicular to paper direction)Reciprocating motion, i.e. edge
The reciprocating motion of guide rail 521.
A kind of superposing type reciprocating mechanism shown in Figure 13, using gear, tooth bar reciprocator, its structure such as Figure 14,
Shown in 15.Wherein transfer needle plate transverse shifting direction reciprocator 52 includes transfer needle plate transverse shifting traversing guide 521, transfer
Needle plate transverse shifting direction sliding block 522, the transfer needle plate laterally shifting for being arranged on the side of transfer needle plate transverse shifting direction sliding block 522
Dynamic direction tooth bar 523 and the gear 524 being meshed with this, transfer needle plate transverse shifting direction gear 524 are then driven by motor 525
Dynamic, transfer needle plate transverse shifting traversing guide 521 and motor 525 are arranged on a support 50 of fixed Linking machines 2, shift needle plate
The end face for laterally moving all traversing guides 521 is dovetail-shape, and transfer needle plate transverse shifting direction sliding block 522 passes through corresponding dovetail groove
It is slidably connected on transfer needle plate transverse shifting traversing guide 521, and is shifted along transfer needle plate transverse shifting traversing guide 521
The movement in the transverse shifting direction of needle plate 1.And shifting pin direction reciprocator 51 includes transfer pin direction gear 512, transfer pin side
Slide and lead to tooth bar 513 and the transfer pin direction being slidably connected in the correspondence chute of transfer needle plate transverse shifting direction sliding block 522
Rail 511, transfer pin direction gear 512 is driven by the motor 515 being fixed on transfer pin direction sliding block 514, in transfer pin direction
When gear 512 is rotated, transfer pin direction tooth bar 513 is connected to by doing the movement for shifting the direction of pin 11 with engaging for the gear
The movement in transfer pin direction is then done in the push pedal 3 of the upper end of transfer pin direction tooth bar 513 therewith, and with transfer needle plate transverse shifting direction
Sliding block 522 does the motion of transfer needle plate transverse shifting direction.
In Linking machines 2 and the synchronous progress rotation of transfer needle plate 1 and transverse shifting, push pedal 3 carries out the rotation with Linking machines 2
The reciprocating motion synchronous with the transverse shifting beat of transfer needle plate 1.I.e.:Linking machines dials 22 often rotates a groove pin needle gage, transfer
When pin needle gage is shifted in the synchronous horizontal of needle plate 1 movement one, push pedal 3, which is then synchronously done, once to be moved back and forth.Push pedal 3 is once moved back and forth
Include the second working line that the compound motion with transfer needle plate transverse shifting is moved and done simultaneously from transfer initial position to groove pin
Journey, and push pedal is from groove pin is to the movement of transfer pin initial position and does the compound fortune moved with the transverse shifting opposite direction simultaneously
The second dynamic backstroke.Push pedal 3 presses to transfer pin 11, such as Figure 16 in impulse stroke, first, and transfer pin 11 is contacted in pressure
When, shank produces downward elastic bending deflection, and is held by the magnetic chuck 41 of lower section, now shifts the upper groove 111 of pin 11
Just contain the needle tip of groove pin 21 corresponding with the transfer pin 11 on Linking machines 2, transfer pin 11 and groove pin 21 is realized two pins
Smooth connection, such as Figure 17, continue forward push pedal 3, and the fabric coil 9 shifted on pin 11 is pushed into and this turn without barrier completely
Move on the groove pin 21 that pin 11 is docked, such as Figure 18, complete impulse stroke.Then backstroke is started, push pedal 3 is done from groove pin 21 and retreated
Do the linear motion for returning to initial position in the opposite direction with the transfer transverse shifting of needle plate 1 simultaneously away from the linear motion of dials 22,
After push pedal 3 departs from transfer pin 11, push pedal 3 is further continued for doing while retrogressing along in opposite direction quick of transfer needle plate transverse shifting
Transverse shifting, returns to initial position, and completion is once moved back and forth, and then repeats the compound fortune in the unit interval of next needle gage
It is dynamic, so move in circles, all shifted until by all coils shifted on needle plate 1.
Such as Figure 19, push pedal 3 also can only be done along the first of transfer pin direction and move back and forth, be passed by the first reciprocating mechanism
Dynamic, push pedal 3 is only made in the radial motion along transfer pin direction at docking location, will docked not with transfer needle plate transverse shifting
The coil on transfer pin 11 at position is pushed on corresponding groove pin 21.The reciprocating push pedal in pin direction is shifted by right in the edge
The first reciprocating mechanism 7 answered is driven, and push pedal 3 is once moved back and forth comprising first moved from transfer initial position to groove pin
Impulse stroke, and first backstroke of the push pedal from groove pin to transfer pin initial position movement.Its first reciprocating mechanism is such as
Figure 17.First reciprocating mechanism 7 includes by power-actuated swing rod 71, the chute 711 being arranged on the swing rod 71, is provided with
The sliding block 72 of pin 721, the sliding block 72 is slidably arranged in the slide rail 73 in frame, and the pin 721 on sliding block 72 is slidably disposed within pendulum
In chute 711 on bar 71, when swing rod 71 is moved back and forth, by the relative slip band movable slider 72 of chute 711 and pin 721 along cunning
Rail 73 is slided, so that moving back and forth for push pedal 3 is driven, the coil shifted on pin is pushed into correspondence groove pin by push pedal
On.
Such as Figure 20, be second of the present invention can needle space changable be automatic that sewing machine, the sewing machine and above-mentioned sheet are shifted to mesh
The first of invention can the automatic sewing machine that shifted to mesh of needle space changable it is essentially identical, except that being substituted with a groove pin plate 8
Dials on Linking machines, and tangential motion of the Linking machines at the docking location is equivalent to the transverse shifting of groove pin plate 8, its turn
The working mechanism for moving coil is identical, and same groove pin plate 8 shifts needle plate 1 then edge and groove per the groove pin needle gage of transverse shifting one
Pin needle gage is shifted in needle plate parallel direction synchronous horizontal movement one, when groove pin plate 8 and transfer needle plate 1 are with stepping transverse shifting, is pushed away
Plate 3 carries out the reciprocating motion synchronous with the transfer transverse shifting beat of needle plate 1 with groove pin plate 8, and the groove pin is directed to transfer and connect
Position has several, thus be arranged at the push pedal 3 at docking location and transfer needle tray for order member 4 then have more select positions
Put, and the course of work with it is above-mentioned the first automatic to mesh to shift sewing machine identical.No longer repeat one by one.
Above-described embodiment is only the part of the present invention, to the simple transformation of correlated characteristic in above-described embodiment still without departing from
Protection scope of the present invention.
Claims (8)
1. the variable needle gage of sweater fabric coil is automatic to shift sewing machine to mesh, it is characterised in that including:
Along the uniform groove pin of dials and the Linking machines rotated or along the uniform groove pin of needle plate and traversing groove pin plate is done, to receive transfer
Coil;
Needle plate is shifted, transfer pin of some front ends provided with groove and the flexible elastic deformation of shank is evenly equipped with, is arranged at Linking machines
The tangential position of dials side or the parallel position of groove pin plate side, Linking machines dials often rotates a groove pin needle gage or groove pin plate is every
Traversing groove pin needle gage, then along traversing transfer pin needle gage described tangential or synchronous with groove pin plate parallel direction, shift pin needle gage
With the groove pin needle gage on Linking machines or can be identical with the groove pin needle gage on groove pin plate or differing;
Needle tray is shifted for order member, is arranged on above or below the transfer pin at transfer pin and the groove pin docking location, and
The transfer pin moved at the position is acted on, transfer pin Bending Deformation by active force, front groove contains the correspondence groove
Pin needle point and dock transfer pin and the corresponding groove pin;
And push pedal, transfer pin and transfer needle tray are arranged on for order member top and corresponding at the docking location, shift pin
A corresponding needle gage is often moved with the groove pin on Linking machines or with the groove pin on groove pin plate, then synchronously in transfer needle plate and Linking machines
Or do and once move back and forth between groove pin plate, initial position is returned after the coil shifted on pin is pushed into correspondence groove pin, is prepared
The reciprocating motion of next needle gage;
Wherein, the transfer needle tray is pressing plate for order member, and the pressing plate is arranged on the lower section of transfer pin, is arranged on transfer pin
Second pressing plate of lower section is located at the transfer pin front end on side at docking location, transfer needle plate and groove pin on Linking machines or groove pin plate
Upper surface flush, the second pressing plate is suppressed laterally moving to the transfer pin at pressing plate upwards, transfer pin be bent upwards deformation, it is preceding
End is higher than groove pin, and transfer pin continues transverse shifting and departs from pressing plate compacting, and front end elasticity is fallen after rise in groove pin needle point at docking location
Above docked with groove pin;Or transfer needle tray for order member be transfer pin front end and Linking machines on rotating wheel, transfer needle plate or
The upper surface of groove pin is flushed on groove pin plate, and the rotating wheel is rotatably arranged under the transfer pin of side at the docking location
Side, to the traversing compacting of transfer pin upwards at rotating wheel, transfer pin is bent upwards deformation, and front end is higher than groove pin, shifts pin
Continue traversing disengaging rotating wheel compacting, front end elasticity falls after rise at docking location docks on groove pin needle point with groove pin;
During the parallel position of tangential position or groove pin plate side of the transfer needle plate in Linking machines side, transfer pin and seam disk
The angle β of groove pin is on groove pin or groove pin plate on machine:0°≤β≤60°.
2. the variable needle gage of sweater fabric coil according to claim 1 is automatic to shift sewing machine to mesh, it is characterised in that:Institute
State and needle tray is evenly arranged with the circumferencial direction of rotating wheel, transfer pin rotates a needle tray per traversing one transfer pin needle gage, rotating wheel
Slot pitch, rotating wheel is acted on transfer pin by needle tray.
3. the variable needle gage of sweater fabric coil according to claim 1 is automatic to shift sewing machine to mesh, it is characterised in that:Institute
When stating push pedal width at least two transfer pin needle gages, it according to transfer pin needle gage is ladder width and by traversing direction that push pedal front end, which is,
What is forward extended out successively is stepped, or for by the traversing direction of the transfer needle plate inclined plane shape that gradually forward end is stretched out.
4. the variable needle gage of sweater fabric coil according to claim 1 or 3 is automatic to mesh transfer sewing machine, its feature exists
In:The push pedal includes at least one layer of elastic plate or non-resilient plate, and the elastic plate is flexibly to be acted on by elastic deformation
In transfer pin and the plate of transfer pin coil.
5. the variable needle gage of sweater fabric coil according to claim 1 is automatic to shift sewing machine to mesh, it is characterised in that:Institute
Stating the reciprocating motion of push pedal includes reciprocal the first reciprocating motion and push pedal in the first impulse stroke and the first backstroke of push pedal
It is reciprocal to be moved back and forth in the second of the second impulse stroke and the second backstroke;The first of push pedal is moved back and forth by the first reciprocal fortune
Dynamic mechanism driving, the second of push pedal moves back and forth by the transmission of the second reciprocating mechanism.
6. the variable needle gage of sweater fabric coil according to claim 5 is automatic to shift sewing machine to mesh, it is characterised in that:
The first impulse stroke push pedal is moved from the initial position of transfer pin to groove pin, and the first backstroke push pedal is by groove
Pin is moved to transfer pin initial position;
The second impulse stroke push pedal is from transfer pin initial position is to groove pin movement and does with transfer that needle plate is traversing answers simultaneously
Resultant motion, the second backstroke push pedal is from simultaneously groove pin is to the movement of transfer pin initial position and does and the traversing phase negative side
To mobile compound motion.
7. the variable needle gage of sweater fabric coil according to claim 6 is automatic to shift sewing machine to mesh, it is characterised in that:Institute
Stating the first reciprocating mechanism includes swing rod, sliding block, slide rail, trundle and chute, and the swing rod is rotationally connected with Linking machines
Frame on, sliding block connection push pedal is simultaneously slidably positioned in slide rail, the swinging end of swing rod and sliding block by trundle and
Slide is connected.
8. the variable needle gage of sweater fabric coil according to claim 6 is automatic to shift sewing machine to mesh, it is characterised in that:Institute
Stating the second reciprocating mechanism includes eccentric wheel, connecting rod, centering block, at least the first swing rod, two second swing rods, connecting rod, spring, end
Eccentric wheel and output shaft rotatable and slide of the face provided with cam surface, at least two second swing rods are be arranged in parallel and lower end is hinged
The connecting rod, the push pedal is fixed on connecting rod, and connecting rod one end is hinged on the eccentric side of eccentric wheel, the other end and centering block
One end is connected, and one end of the centering block other end and the second swing rod connects on one end of one second swing rod in output shaft and turned with output shaft
Dynamic, the second swing rod and the first swing rod are rotatably arranged in side of the eccentric wheel provided with cam surface, and the first swing rod one end by
Spring is suppressed, and the first swing rod two ends is contacted against respectively on the cam surface of eccentric wheel and the end face of centering block.
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CN201510642421.9A CN105155127B (en) | 2015-09-30 | 2015-09-30 | The variable needle gage of sweater fabric coil is automatic to shift sewing machine to mesh |
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CN108642726B (en) * | 2018-08-16 | 2023-10-27 | 浙江叶晓针织机械有限公司 | Sock head sewing and fixing device |
CN110685073A (en) * | 2019-11-06 | 2020-01-14 | 张先李 | Sweater full-sewing machine |
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IT1193626B (en) * | 1983-01-27 | 1988-07-21 | Exacta Spa | DEVICE FOR LOADING KNITWEAR ITEMS ON THE SPROCKET HOLDER OF MACHINES |
JP2794144B2 (en) * | 1992-10-22 | 1998-09-03 | 株式会社島精機製作所 | Flat knitting machine with transfer device |
CN103233320B (en) * | 2013-05-13 | 2014-06-04 | 宁波慈星股份有限公司 | Method for connecting single-layer collar knitted by flat knitting machine with single-layer garment body knitted by flat knitting machine |
CN104372519B (en) * | 2014-10-16 | 2016-04-27 | 宁波慈星股份有限公司 | Differing needles in sewing system is apart from conversion equipment |
CN104831469A (en) * | 2015-06-05 | 2015-08-12 | 冯加林 | Sweater fabric loop automatic mesh alignment and transfer device |
CN205035590U (en) * | 2015-09-30 | 2016-02-17 | 冯加林 | Variable gauge needle of sweater fabric coil is automatic to shift sewing machine to mesh |
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