The stitch cam or the transfer cam that are used for straight-bar machines
Technical field
The present invention relates to a kind of stitch cam or transfer cam that is used for straight-bar machines, it has at least one adjustable triangular portions of establishing, and wherein at least one adjustable triangular portions of establishing can be regulated with respect to planar delta.
Background technology
For example by the known a kind of triangle of DE 38 36 806 A1, it has transverse to the adjustable triangular portions of planar delta.Known cam system has control tongue (Steuerzunge), and the control tongue can be swung on planar delta by the pin heel.In addition, be provided with at least one first group of triangular portions in cam system, these triangular portions can be transferred to be set as and are in action neutralization disengaging action perpendicular to planar delta.
Summary of the invention
The objective of the invention is to, a kind of lopping or transfer cam are provided, it is simple in structure, and the construction size on the knitting needle moving direction is little, and can realize less system's spacing whereby.It can also be used widely.
Adopt a kind of lopping with at least one adjustable triangular portions of establishing or transfer cam that is used for straight-bar machines can realize this purpose, wherein at least one adjustable triangular portions of establishing can be parallel to and transverse to particularly regulating perpendicular to planar delta.Obtain a kind of scheme thus, make to transfer according to direction and function and establish triangular portions.Triangular portions particularly can be according to direction, is transferred by the transmission pin of knitting needle or sinker and establishes.
Regulate transverse to planar delta if triangular portions can overcome spring force, then this triangular portions can or be transferred by control to establish and be overcome the spring force displacement, thereby it can for example no longer act on the transmission pin of knitting needle or sinker mutually.Based on spring force, it can automatically arrive its initial position, and then in the position that is reached, the transmission pin mating reaction of it and knitting needle or sinker, and can cause and move in knitting needle or the sinker.Based on spring force, need not to be provided with additional controlling organization and control function, so that make triangular portions move to its initial position.Alternatively, triangular portions can adopt and force control mode to be in different positions.
Triangular portions can be forced to control (pressed off by pin heel swing or quilt and enter into cam base plate) according to direction and function, and/or triangular portions can be controlled (swing or quilt are pressed off enters into cam base plate) electrically according to direction and function.
Endure the pin height for some, wish knitting needle is controlled, for other endures out height, then do not wish so.According to the present invention, this requirement can realize on the narrowest installing space in triangle simply.As requested, can utilize triangular part of the present invention to assign to determine, which function is called in person by pin and is forced control (advantage: need not independent transmission mechanism), and which function is controlled electrically.
Particularly advantageous is that triangular portions can be displaced in the cam base plate at least in part.When triangular portions need not to be used to control knitting needle or pin heel or sinker or sinker footing, can save ground, space thus and arrange this triangular portions.Triangular portions can return in the cam base plate especially at least in part.The control section that is used to control triangular portions is arranged in triangle with also can saving the space, particularly is arranged on the cam base plate back side.
Can stipulate that triangular portions can wait to transfer and establish by transmission pin knitting needle, sinker.Thereby can triangular portions be transferred according to the moving direction of triangle and be set to correct position, or rather, wait to transfer by transmission script body knitting needle, sinker and establish.In order to make triangular portions be displaced to correct position, mechanism established in the accent that need not to add.Guarantee thus that in addition triangle can pass through (durchfahren) with identical functions from both sides.
In addition advantageously, triangular portions can be transferred with respect to needle-bar according to the moving direction of triangle and be established.The implementation of this adjustable establishing property particularly can for, utilize the transmission pin of knitting needle or sinker to transfer and establish triangular portions.
Further advantageously, triangular portions can be transferred according to function and be established.On triangle will still be that transfer cam is decided as stitch cam, can correspondingly transfer and establish triangular portions.Can stipulate in addition, can not only transfer and establish triangular portions according to direction but also according to function.
According to a kind of design of the present invention, can be provided with at least one control section, utilize the adjustable triangular portions of establishing of described control section.Particularly can control triangular portions forcibly by control section.If a control section is arranged, then can transfer targetedly and establish triangular portions.The control section that can be provided for the control section of establishing according to the accent of direction respectively and be used for establishing according to the accent of function.
According to a kind of improvement,, control slide block, tooth bar, cam disc etc. can be set as control section.Particularly can carry out machinery control to triangular portions thus.
Particularly advantageously be that triangular portions has and extend in the triangle and the section control section mating reaction.To the control of triangular portions thereby can carry out at the cam base plate back side.Can realize less system's spacing thus.
Can stipulate that alternatively or additionally triangular portions can be transferred electrically and be established.The accent of triangular portions is established thereby can be carried out electrically according to direction and/or function.
Triangular portions is being parallel on the plane of planar delta, that is around swinging perpendicular to the swinging axle of planar delta, obtains other advantage thus.For example can stipulate that triangular portions can be swung being parallel on the plane of planar delta by knitting needle or pin heel or sinker or sinker footing.Can stipulate that in addition triangular portions also can be shifted perpendicular to planar delta by knitting needle or pin heel or sinker or sinker footing.But can stipulate alternatively that also although triangular portions can be parallel on the plane of planar delta by pin heel or the swing of sinker footing, triangular portions overcomes spring force moving by control section or transferring electrically and establish and cause perpendicular to planar delta.What can certainly consider is, triangular portions is subjected to forcing control in the swing that is parallel on the plane of planar delta, particularly by control section or control electrically.
In addition, have needle-bar and with respect to needle-bar movably the straight-bar machines of triangle of the present invention drop in the scope of the present invention.
Other features and advantages of the present invention can the detailed description to the embodiment of the invention obtains and is obtained by claims by accompanying drawing by following, and these accompanying drawings show material particular of the present invention.Shown feature is may not size accurate, but is used to make characteristics of the present invention more clear.Various feature can be distinguished individually or realize in flexible program of the present invention in combination arbitrarily.
Description of drawings
Schematically in the accompanying drawing embodiments of the invention being shown, will be described in detail these embodiment in the following description.
Accompanying drawing illustrates:
Fig. 1 a is the vertical view with triangle of triangular portions, and this triangular portions is in initial position;
Fig. 1 b is the cutaway view according to the line Ib-Ib of Fig. 1 a;
Fig. 2 a is the vertical view of the triangle of Fig. 1 a, and wherein triangular portions is perpendicular to the planar delta transposition;
Fig. 2 b is the cutaway view according to the line IIb-IIb of Fig. 2 a;
Fig. 3 a is the vertical view of triangle, and it has by the adjustable triangular portions of establishing of control section;
Fig. 3 b is the cutaway view according to the line IIIb-IIIb of Fig. 3 a;
Fig. 4 a is the vertical view according to the triangle of Fig. 3 a, and it has by the triangular portions of control section perpendicular to the planar delta displacement;
Fig. 4 b is the cutaway view according to the line IVb-IVb of Fig. 4 a;
Fig. 5 a is the vertical view of triangle, and it has by the displaceable triangular portions of control section;
Fig. 5 b is the cutaway view according to the line Vb-Vb of Fig. 5 a;
Fig. 6 a is the vertical view according to the triangle of Fig. 5 a, and it has the triangular portions by the control section displacement;
Fig. 6 b is the cutaway view according to line VIb-VIb;
Fig. 7 a is the vertical view with triangle of triangular portions, and this triangular portions is by two adjustable establishing of control section;
Fig. 7 b is the cutaway view according to the line VIIb-VIIb of Fig. 7 a;
Fig. 8 a is the vertical view according to the triangle of Fig. 7 a, and it has transfers the triangular portions of establishing;
Fig. 8 b is the cutaway view according to the line VIIIb-VIIIb of Fig. 8 a.
The specific embodiment
Fig. 1 a illustrates triangle 10, and it is in the angular position of " lopping ".In this position, triangle 10 thereby as stitch cam.Represent this transmission pin to be shown the transmission pin of knitting needle (Stricknadel) or sinker in three corner channels (Schlossdurchlauf), to be in various position with Reference numeral 11.In Fig. 1 a, knitting needle or sinker are being drive on (Einlauf) boldly on the needle track (Spur) down.Roughly in the centre of triangle 10, be provided with triangular portions 12, this triangular portions is configured to pointer in the present embodiment.When needle-bar moved, triangular portions 12 was established by accent according to direction by transmission pin 11 at triangle 10.Shown in the position, triangular portions 12 causes that knitting needle returns (Nadelr ü ckzug).This can be found out to lower slider by transmission pin 11.
By Fig. 1 b as seen, triangular portions 12 has the section 13 that extend in the triangle 10.This section 13 is a column construction, and forms the rotating shaft of triangular portions 12.Thereby can make triangular portions 12 do gyration by section 13.Section 13 is provided with spring 14, and this spring one end is supported on the plate 15, and the other end is supported on the end portion 16 of rotational motion of triangular portions 12.The end of section 13 is provided with holding member 17, makes triangular portions 12 not remain on the triangle 10 not tear-awayly.
At triangle 10 shown in Fig. 2 a, it is in the angular position of " barring-on ".Triangle 10 thereby as transfer cam.Here, knitting needle or sinker are drive on boldly on last needle track.Triangular portions 12 is transferred according to function by transmission pin 11 and is established.This means that the elastic force that triangular portions overcomes spring 14 is pressed in the triangle 10, and then disengaging work.Particularly can not cause that by triangular portions 12 knitting needle or sinker return.
By Fig. 2 b as seen, the planar delta transposition that limits perpendicular to end face of the end portion 16 of triangular portions 12 by cam base plate 18.In this case, spring 14 compressions.Section 13 is also perpendicular to the planar delta transposition.For the ease of end portion 16 by transmission pin 11 perpendicular to the planar delta transposition, end portion 16 has the acclivity (Auflaufschr ge) 19 that is used for transmission pin 11.
At triangle 10.1 shown in Fig. 3 a, it has control section 12.1.Be depicted as the angular position of " lopping ".Knitting needle or sinker are being drive on boldly on the needle track down.Triangular portions 12.1 is transferred according to direction by transmission pin 11 and is established.Shown in the position, triangular portions 12.1 is in the position of stretching out.Pin heel or sinker footing 11 slide along triangular portions 12.1.Cause that thus knitting needle or sinker return.
By Fig. 3 b as seen, the design conditions of section 13.1 is slightly different with the section 13 among Fig. 1 b or Fig. 2 b.Section 13.1 has notch 20, and the control section (Steuerteil) 21 that is configured to control slide block passes or holds.The end portion 16.1 of control section 12.1 also is supported on the base plate (Platte) 15 by spring 14.
At triangle 10.1 shown in Fig. 4 a, it is in the angular position of " barring-on ".Knitting needle or sinker are drive on boldly on last needle track.But different with Fig. 2 a is that triangular portions 12.1 does not overcome the power displacement of spring 14 by the effect of transmission pin 11 perpendicular to planar delta, but is shifted by the control slide block (control section 21) of wedge-shaped design.That is by Fig. 4 b as seen, this control slide block has slope 22, and this slope forms control bent road (Steuerkurve), and pushes left in the accompanying drawings when the direction of arrow 23 is moved in the section 13.1 at control section 21, just is squeezed in the triangle 10.1.Triangular portions 12.1 thereby partly be deposited in the triangle 10.1, and overcome the reset force displacement of spring 14.If control section 21 is against the direction of arrow 23 displacements, then triangular portions 12.1 arrives its initial position again by the reset force of spring 14, and at this initial position, triangular portions is not displaced in the triangle 10.1.Triangular portions 12.1 thereby one side can be transferred according to direction and be established (by transmission pin 11), can transfer according to function again and establish-be used for lopping or barring-on.Establish by control section 21 according to the accent of function and to be undertaken.Control section 21 by the power of specified in more detail (for example electrically) not towards or move against the direction of arrow 23.
At triangle 10.2 shown in Fig. 5 a, it has triangular portions 12.2.Triangular portions 12.2 has acclivity 19.The end portion 16 of control section 12.2 is symmetric design with respect to the central longitudinal plane, thereby triangle 10.2 can pass through from both sides with identical functions as triangle 10 and 10.1.Angular position in " lopping " shown in Fig. 5 a.Knitting needle or sinker are being drive on boldly on the needle track down.Triangular portions 12.2 is not by transmission pin 11 at this, but by control section 21.1(Fig. 5 b) transfer according to direction and establish.Triangular portions 12.2 causes that in the position of " lopping " knitting needle or sinker return.
By Fig. 5 b as seen, the section 13.2 of triangular portions 12.2 is provided with control bolt 25.This control bolt and bent road 26 mating reactions of the control of the control section 21.1 that is configured to control slide block.Indicate identical Reference numeral with the corresponding part of the part shown in the aforementioned figures.
Angular position at " barring-on " shown in Fig. 6 a.The reset force that triangular portions 12.2 has overcome spring 14 is shifted transverse to planar delta, thereby pin heel 11 can not be clamped by triangular portions 12.2 now.Knitting needle is drive on boldly on last needle track.The rotary position of end portion 16 is constant establish because triangular portions 12.2 is transferred according to direction by control section 21.1, and in the direction shown in Fig. 6 a with identical in Fig. 5 a.But triangular portions 12.2 is transferred according to function by pin heel 11 and is established.Therefore triangular portions 12.2 suffers oppression and disengaging work.Triangular portions 12.2 does not cause that knitting needle returns.
At the triangle 10.3 that has triangular portions 12.3 shown in Fig. 7 a.Be depicted as the angular position of " lopping ", wherein knitting needle is being drive on boldly on the needle track down.As seen, be provided with two control sections 21.1 and 21.2 by Fig. 7 b.Transfer according to direction by control section 21.1 and to establish triangular portions 12.3.By control section 21.2, make that triangular portions 12.3 keeps in the sedimentation position engaging.Shown in the position, control section 12.2 particularly its end portion 16.1 causes that knitting needle returns.
On section 13.3, be provided with two control bolts 25 and 25.1 now, wherein control bolt 25.1 and bent road 26.1 mating reactions of the control of control section 21.2.Triangular portions 12.3 unconquerable reset forces are transverse to particularly regulating perpendicular to planar delta, but guiding forcibly.
At triangle 10.3 shown in Fig. 8 a, it is in the angular position of " barring-on ".Knitting needle is drive on boldly on last needle track.Triangular portions 12.3 is transferred according to direction by control section 21.1 and is established and since shown in direction identical with Fig. 7 a, so be not aware of the position change here.The rotary position of triangular portions 12.3 is kept.Control section 21.2 is shifted along the direction of arrow 30, thereby based on forcing control to make triangular portions 12.3 perpendicular to the planar delta transposition.End portion 16.1 thereby return in the triangle 10.3.Triangular portions 12.3 disengaging work, pin heel 11 moves through this triangular portions.Triangular portions 12.3 does not cause that knitting needle returns.
Control section 21,21.1,21.2 can be actuated all electrically, thereby can carry out electronic control to triangular portions 12,12.1,12.2,12.3.Shown triangle can be transferred and be made as stitch cam or transfer cam.These triangles have the triangular portions that depends on direction and/or function.The direction of triangular portions and/or activity-dependent can be transferred forcibly and establish.In addition, the direction of triangular portions and/or activity-dependent can be transferred electrically and establish.These triangular portions allow the pin heel to drive on the different height of enduring out boldly, move along the knitting needle moving direction and need not triangular portions.Aforementioned triangle is symmetrical, and can pass through with identical functions on both direction.Can utilize the differing heights parts that triangular portions is controlled.