Summary of the invention
The purpose of this invention is to provide a kind of possess many walk needle track and simple in structure, stability is high, the flat machine of low cost of manufacture.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of flat machine, comprise flat machine frame, needle-bar, cam base plate, head, automatically add and subtract pin mechanism, and needle-bar is arranged on the flat machine frame, and cam base plate is arranged on needle-bar by head.A left side is installed on cam base plate successively to be protected pin triangle, left density triangular, Eight characters triangle, right density triangular, the right side and protects the pin triangle, left density triangular and right density triangular are slidably installed on cam base plate, wherein Eight characters triangle by the left Eight characters triangle, the left side that are split-type structural block pin protect the pin triangle, in Eight characters triangle, the right side block that pin protects the pin triangle, right Eight characters triangle forms, and a left side is blocked pin and is protected the pin trigonometric sum right side and block pin and protect that the pin triangle is movable embedded and be arranged on cam base plate (be a left side block pin protect the pin trigonometric sum right side and block pin and protect the equal slidingtype of pin triangle and be embedded in cam base plate).A left side block pin protect the pin trigonometric sum right side block pin protect the pin triangle all pressured spring reset, knitting needle pin heel is depressed.
Automatically plus-minus pin mechanism comprises the plus-minus pin guide post be fixedly mounted on the flat machine frame, be equipped with on plus-minus pin guide post by motor and drive and coordinate the screw mandrel that two feed screw nuts are installed, on plus-minus pin guide post, movable sleeve is equipped with two electromagnet base contiguous blocks that are fixedly connected with respectively with two feed screw nuts one by one; The top of two electromagnet base contiguous blocks all is slidably fitted with slide block, all be fixed with the electromagnet base with electromagnet on the upper end of each electromagnet base contiguous block, and electromagnet is positioned at the top of slide block; Wherein, the left side of an electromagnet base contiguous block is provided with the electromagnet be fixedly connected with slide block, on this electromagnet, is fixed with and subtracts syringe needle, and the right side of electromagnet base contiguous block is fixed with electromagnet, on this electromagnet, is fixed with and adds syringe needle; The left side of another electromagnet base contiguous block is fixed with electromagnet simultaneously, on this electromagnet, is fixed with and adds syringe needle, and the right side of this electromagnet base contiguous block is provided with the electromagnet be fixedly connected with slide block, on this electromagnet, is fixed with and subtracts syringe needle.
As the further setting of such scheme, the movable embedded left narrowing cam that is equipped with is protected on the pin triangle on a described left side, and the right side is protected and movable embedded on the pin triangle right narrowing cam is installed.The pressured spring of left narrowing cam resets, and electromagnet is mentioned, and forms the left side path (narrowing path) that takes the needle.The pressured spring of right narrowing cam resets, and electromagnet is mentioned, and forms the right side path (right narrowing path) that takes the needle.A left side is protected on the pin triangle and is offered away needle tray, on left density triangular, offers away needle tray, and the right side is protected on the pin triangle and offered away needle tray, on right density triangular, offers away needle tray.Left density triangular is connected with stepper motor with Archimedes's cam left density triangular and right density triangular all can be slided up and down on cam base plate with right density triangular.
On described cam base plate, and the right folded pin triangle of the folded pin trigonometric sum in a left side that the below that is positioned at Eight characters triangle is equipped with thimble triangle, secondary thimble triangle successively, be arranged side by side, turn over pin and protect the pin triangle, secondary thimble triangle left side and turn over pin and protect between the pin triangle pin triangle from left to right is installed simultaneously, secondary thimble triangle right side is protected between the pin triangle pin triangle from right to left is installed with turning over pin, thimble triangle, left folded pin triangle, right folded pin triangle, pin triangle, equal embedded being arranged on cam base plate of activity of pin triangle from right to left from left to right.The pressured spring of thimble triangle resets, and electromagnetism is mentioned, and the pressured spring of pin triangle resets from left to right, and electromagnet is mentioned.The right folded pressured spring of pin triangle of left folded pin trigonometric sum resets, and electromagnetism is mentioned.
Be installed with the screw mandrel stand-off on described plus-minus pin guide post, screw mandrel is arranged on plus-minus pin guide post by the screw mandrel stand-off.
The upper end of described electromagnet base contiguous block is fixed with slider guide bar, slider guide bar, and slide block is slidedly assemblied on slider guide bar and slider guide bar jointly, and simultaneously on slider guide bar and slider guide bar and the below that is positioned at slide block all is equipped with stage clip.
Described motor is fixedly mounted on the flat machine frame by motor cabinet.
Described electromagnet base contiguous block all is positioned at feed screw nut's top.
In two feed screw nuts of the present invention, one is left feed screw nut, and one is right feed screw nut; Half is left-hand thread (coordinating left feed screw nut) for screw mandrel, and second half is right-hand thread (coordinating right feed screw nut) for screw mandrel.
The present invention not only possesses many and walks needle track, the required auxiliary machinery that has supplemented braiding is few, and compact integral structure, and mechanical part reduces, electric part increases, guarantee like this mechanical stability against short circuit, reliability, change by triangle, formerly save with parts such as accurate lead screw transmission pickpocket arm, pickpockets, make the complete machine cost descend 35%, mechanical moving element reduces, and reducing noise is easy to maintenance.
The present invention can reequip on hand knitting machine and on the basis of automatic narrowing straight-bar machines, by computer programming, can bright receipts secretly receive, and reaches the effect of tradition machinery.
The invention will be further described as example to take the braided sleeve sheet below in conjunction with the drawings and specific embodiments.
The specific embodiment
Shown in Fig. 1, Fig. 2, Fig. 3, a kind of flat machine of the present invention, comprise flat machine frame 1, needle-bar 2, cam base plate 4, head 26, automatically add and subtract pin mechanism, and needle-bar 2 is arranged on flat machine frame 1, and cam base plate 4 is arranged on needle-bar 2 by head 26; A left side is installed on cam base plate 4 successively to be protected pin triangle 32, left density triangular 34, Eight characters triangle, right density triangular 46, the right side and protects pin triangle 47, left density triangular 34 and right density triangular 46 are slidably installed on cam base plate 4, wherein Eight characters triangle by the left Eight characters triangle 36, the left side that are split-type structural block pin protect pin triangle 35, in Eight characters triangle 38, the right side block that pin protects pin triangle 43, right Eight characters triangle 49 forms, and a left side is blocked pin and is protected pin triangle 35 and the right side and block pin and protect movable embedded being arranged on cam base plate 4 of pin triangle 43; Automatically plus-minus pin mechanism comprises the plus-minus pin guide post 5 be fixedly mounted on flat machine frame 1, be equipped with on plus-minus pin guide post 5 by motor 50 and drive and coordinate the screw mandrel 11 that two feed screw nuts 7 are installed, on plus-minus pin guide post 5, movable sleeve is equipped with two electromagnet base contiguous blocks 12 that are fixedly connected with respectively with two feed screw nuts 7 one by one; The top of two electromagnet base contiguous blocks 12 all is slidably fitted with slide block 14, all be fixed with the electromagnet base 17 with electromagnet 16 on the upper end of each electromagnet base contiguous block 12, and electromagnet 16 is positioned at the top of slide block 14; Wherein, the left side of an electromagnet base contiguous block 12 is provided with the electromagnet 19 be fixedly connected with slide block 14, on this electromagnet 19, is fixed with and subtracts syringe needle 20, and the right side of electromagnet base contiguous block 12 is fixed with electromagnet 18, on this electromagnet 18, is fixed with and adds syringe needle 22; The left side of another electromagnet base contiguous block 12 is fixed with electromagnet 18 simultaneously, on this electromagnet 18, is fixed with and adds syringe needle 23, and the right side of this electromagnet base contiguous block 12 is provided with the electromagnet 19 be fixedly connected with slide block 14, on this electromagnet 19, is fixed with and subtracts syringe needle 21.
As preferred version, the movable embedded left narrowing cam 33 that is equipped with is protected on pin triangle 32 on a left side, and the right side is protected and movable embedded on pin triangle 47 right narrowing cam 48 is installed; A left side is protected on pin triangle 32 and is offered away needle tray 321, on left density triangular 34, offers away needle tray 341, and the right side is protected on pin triangle 47 and offered away needle tray 471, on right density triangular 46, offers away needle tray 461.
On cam base plate 4, and the folded pin triangle 41 in a left side and right folded pin triangle 42 that the below that is positioned at Eight characters triangle is equipped with thimble triangle 37, secondary thimble triangle 44 successively, be arranged side by side, turn over pin and protect pin triangle 40, secondary thimble triangle 44 left sides and turn over pin and protect between pin triangle 40 pin triangle 39 from left to right is installed simultaneously, secondary thimble triangle 44 right sides are protected between pin triangle 40 pin triangle 45 from right to left are installed with turning over pin, thimble triangle 37, left folded pin triangle 41, right folded pin triangle 42, pin triangle 39, equal embedded being arranged on cam base plate 4 of activity of pin triangle 45 from right to left from left to right.
Be installed with screw mandrel stand-off 6 on plus-minus pin guide post 5, screw mandrel 11 is arranged on plus-minus pin guide post 5 by screw mandrel stand-off 6.
The upper end of electromagnet base contiguous block 12 is fixed with slider guide bar 13, slider guide bar 15, slide block 14 is slidedly assemblied on slider guide bar 13 and slider guide bar 15 jointly, and simultaneously on slider guide bar 13 and slider guide the bar 15 and below that is positioned at slide block 14 all is equipped with stage clip.
Motor 50 is fixedly mounted on flat machine frame 1 by motor cabinet 25.
Electromagnet base contiguous block 12 all is positioned at feed screw nut 7 top.
In the present invention, the groundwork principle of automatically adding and subtracting pin mechanism is as follows:
Motor 50 drives screw mandrel 11 runnings, makes two feed screw nuts 7 in opposite directions or opposing motion, makes to subtract syringe needle 20, adds syringe needle 22, adds syringe needle 23, subtracts the needed displacement of syringe needle 21 generation.
When subtracting syringe needle 20 and subtract syringe needle 21 need to carrying out the motion perpendicular with needle-bar the time, electromagnet 16 energisings give slide block 14 to the external force pressed down, and slide block 14 is moved down, and after electromagnet 16 outages, slide block 14 is resetted under the elastic acting force of stage clip.
The structural representation that Fig. 3 is intermediate cam base plate 4 of the present invention, this cam base plate 4 is also that the Vee formation base plate on Flat knitting machine frame head and the structure of front triangle base plate are symmetrical as being arranged on the front triangle base plate on Flat knitting machine frame head 26 simultaneously.
Below in conjunction with Fig. 3 to Figure 10, and take the braided sleeve sheet as example, operation principle of the present invention is analyzed.
Fig. 3, for start resets, adjusts other parts automatically, the nought state of computer approval, and all triangles are all on the sustained height plane.
Fig. 4 takes up one's knitting and starts, left density triangular 34, right density triangular 46 are adjusted automatically by turn up full blast the 1/3(computer of height of stepper motor), pin triangle 39, pin triangle 45 setback half (refer to pin triangle 39 from left to right, between pin triangle 45 and cam base plate 4, difference in height is poor half of original height from right to left) simultaneously from right to left from left to right, high heel thimble triangle 37, the left folded full setback of pin triangle 41 (referring to that thimble triangle 37, left difference in height of folding between pin triangle 41 and cam base plate 4 are zero); The triangle of pin from right to left on the Vee formation device, left density triangular, right density triangular process are identical with the front triangle device.
Fig. 5 head idle running from left to right, from left to right pin triangle 39, from right to left pin triangle 45, left folded pin triangle 41 setbacks half, the full setback of thimble triangle 37, left density triangular 34, right density triangular 46 are to minimum point, the triangle of pin from left to right on the Vee formation device, pin triangle, left folded pin triangle, thimble triangle, the right folded full setback of pin triangle from right to left, left density triangular, right density triangular 46 are to peak.
Fig. 6 head idle running from right to left, pin triangle 39, left folded pin triangle 41, right folded pin triangle 42, the full setback of pin triangle 45 from right to left from left to right, left density triangular 34, right density triangular 46 are to peak, the triangle of pin from left to right of Vee formation device, from right to left pin triangle, left folded pin triangle setback half, left density triangular, right density triangular are to minimum point.
Fig. 7 yawing rib collar, from left to right pin triangle 39, left folded pin triangle 41, from right to left pin triangle 45 setbacks half, the full setback of thimble triangle 37, left density triangular 34, right density triangular 46 arrive minimum point, the Vee formation device is identical with the front triangle unit state.
Before turning over after Fig. 8, move bed and coordinate, the full setback of thimble triangle 37, left density triangular 34, right density triangular 46 arrive peak; The full setback of thimble triangle of Vee formation device, left density triangular, right density triangular are to peak; Yawing front triangle device is constant, the triangle of pin from left to right of Vee formation device, left folded pin triangle, right folded pin triangle, the full setback of pin triangle from right to left.Add syringe needle 22, add syringe needle 23, and on the Vee formation base plate with add syringe needle 22, add the symmetrical syringe needle that adds of syringe needle 23 and add pin simultaneously.
The right narrowing of Fig. 9, left narrowing cam 33, a left side are blocked pin and are protected the full setback of pin triangle 35, left density triangular 34, right density triangular 46 are to peak, the left narrowing cam of Vee formation device, a left side are blocked pin and are protected the full setback of pin triangle, left density triangular, right density triangular are to peak, with the time shift bed, add syringe needle 23, subtract syringe needle 21, and on the Vee formation base plate with add syringe needle 23, subtract symmetrical the adding syringe needle, subtract syringe needle and coordinate respectively of syringe needle 21.
The left narrowing of Figure 10, right narrowing cam 48, the right side are blocked pin and are protected the full setback of pin triangle 43, right density triangular 46, left density triangular 34 are to peak, the right narrowing cam 48 of Vee formation device, the right side are blocked pin and are protected the full setback of pin triangle 43, right density triangular, left density triangular are to peak, with the time shift bed, subtract syringe needle 20, add syringe needle 22, and on the Vee formation base plate with subtract syringe needle 20, add symmetrical the subtracting syringe needle, add syringe needle and coordinate respectively of syringe needle 22.
Computer is controlled the course of work of repetition Fig. 6 automatically, then from Fig. 6 conversion causes the work of Fig. 2 new round (new sleeve sheet takes up one's knitting).
Above-described embodiment is only for the inventive concept of the present invention of explaining, but not to the restriction of rights protection of the present invention, allly utilizes this design to carry out the change of unsubstantiality to the present invention, all should fall into protection scope of the present invention.