JP2676179B2 - Transfer jack in flat knitting machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to relates to a belt run <br/> scan fur jack put in the flat knitting machine.

[0002]

2. Description of the Related Art In a general flat knitting machine, a needle bed in which a knitting needle is slidably accommodated is disposed with its head facing in an inverted V-shape in a side shape. Then, for example, it was impossible to reduce the inside of both sides of rubber knitting or the like knitted using the front and rear knitting needles.

To cope with such a problem, first, as disclosed in Japanese Patent Publication No. 41-7907, a needle bed in which a knitting needle is slidably housed is provided.
A transfer jack bed, which is arranged in an inverted V-shape in the side surface and accommodates the transfer jack in the jack groove so as to be able to advance and retreat, is provided above each needle bed, and the stitch to be transferred is transferred from the knitting needle to the transfer jack, and the stitch is engaged. There is a flat knitting machine having a transfer device for transferring a stitch of a transfer jack to a desired knitting needle for transferring a stitch after the transfer jack is moved in a lateral direction.

Further, as disclosed in Japanese Patent Laid-Open Publication No. 1-168943, a transfer jack bed having a transfer jack bed supported above a needle bed via a support member and having a stitch engaging portion at the tip is transferred. The transfer jack is stored slidably in the jack bed, the transfer jack is moved forward and backward by a transfer cam accompanying the carriage, and the drive means formed on one side of the transfer jack bed is driven to move the transfer jack bed laterally. There is a flat knitting machine having a transfer device that can transfer a stitch locked to a stitch locking portion of a transfer jack in a lateral direction and then transfer the stitch to a predetermined knitting needle.

[0005] In addition, as described in Japanese Patent Publication No. 1-57173 previously proposed by the present applicant, a pair of front and rear needle beds in which a knitting needle is slidably provided in a needle groove is vertically moved. The so-called “four-bed” is provided, and the knitting needles of each needle bed are adjusted forward and backward to transfer the stitches, and each needle bed is moved in the horizontal direction to transfer the stitches in the horizontal direction. Some flat knitting machines have a transfer device made available.

Further, as described in Japanese Patent Application Laid-Open No. 63-256752 and Japanese Patent Publication No. 56-21854 previously proposed by the present applicant, a transfer jack is reciprocated in a jack groove above a needle bed. A transfer bed that can be stored is provided, the stitch to be transferred is transferred from the knitting needle to the transfer jack, the transfer jack that locks the stitch is moved laterally, and then the stitch of the transfer jack is transferred to the knitting needle to which the stitch is transferred. There is known a flat knitting machine or the like which has a transfer device for transferring and transferring.

By the way, in the flat knitting machine having the transfer device described in each of the above publications, the transfer jack of the transfer device is used to drive the transfer jack forward / backward, or when the knitting needles are adjusted forward / backward by the cam group of the carriage. and knitting needles, etc. easily overtravel by the sliding member is its inertia force, which can not be performed an accurate reciprocating operation of the transfer jack to.

Therefore, for example, in order to impart sliding resistance to the knitting needle and prevent excessive movement, conventionally, a part of the needle body of the knitting needle is thinned by milling or the like, and the thinned portion is bent and elastic force is applied. needle presses the one side to the side of the needle groove of the body, or so as to impart the sliding resistance, and may be provided in trans fur jack another member for applying a sliding resistance.

[0009]

The object of the invention is to be Solved However, Ri by the milling or the like part of the body in order to provide a sliding resistance to the sliding member, such as a retriever lance fur jack by the above-mentioned conventional method
If you thin meat, it is difficult to make constant the thickness of the meat,
When variations in the thickness not become elastic force formed by bending this portion is uniform, there is a problem that can not be made uniform sliding resistance such as transformer fur jack. Also, part of the transfer jack is milled
In the case where it is processed to give sliding resistance,
Transfer jack by the ridge of providing the needle selecting means
Carriage while displacing it in the direction in which it emerges from the needle groove
When moving, move the transfer jack in the forward or backward direction.
The sliding resistance of the sliding resistance applying part provided to limit the movement.
The carriage of the anti-infestation transfer jack
It has a great impact on the running and puts a load on the running of the carriage.
It will be generated, the movement speed is limited and the formation speed
It is causing the decrease.

When the sliding resistance becomes uneven, the traveling speeds of the carriage and the auxiliary cam are increased to improve the productivity of the knitted fabric.
Below, it is a variation in the amount of movement of the sliding member in the case of accelerated forward and backward speed of the transformer fur jack occurs, there is a problem that can not be performed accurately organization. Also, the transfer jack
If the main body is made thin by milling a part of it to give sliding resistance, it is woven into a transfer jack.
In addition to the step of providing the eye locking portion, a processing step such as milling is required, and there is a problem that productivity is low due to this.

Further, a separate member for imparting sliding resistance is provided.
In the case where the transfer jack is provided, there is a problem that not only the processing of the separate member and the assembling process for mounting the separate member are required, but also the structure becomes complicated and the productivity is further lowered. The present invention has been proposed in view of the above problems, with the sliding resistance of the sliding member, such as a transformer fur jack uniformly be a simple structure, needle selection
When it is displaced in the direction that emerges from the jack groove by means
The sliding resistance generated by the sliding resistance applying part of the
It is an object of the present invention to provide an inexpensive sliding member that can reduce the influence on the running of the fabric and thus improve the productivity of the knitted fabric.

[0012]

[MEANS FOR SOLVING THE PROBLEMS] To achieve the above object
The transfer jack in the flat knitting machine according to the present invention
A large number of worms are formed on the transfer jack bed.
Mounted in the jack groove and transfer
It is provided on the carriage that runs left and right on the jack bed.
It is possible to retract from the jack groove by the action of the needle selection means
Form the selected needle part at the rear end of the jack body, and
Flat knitting machine with a stitch locking part formed at the tip of the jack body
Transfer jack in
At least one of the stoppers is fixed to the side surface of the jack body.
It is made of elastic plate material and part of the elastic plate material is
Extend to the middle part of the main body of the backpack and project the extended part
Formed into an elasticity imparting portion, and the elastic force of the elasticity imparting portion
To press the side of the main body against the side of the jack groove
Sliding when the transfer jack is moved back and forth
It is characterized in that it is configured to give resistance.

Further, the tiger in the flat knitting machine according to the present invention is
In the transfer jack, the stitch locking part is at the end of the jack body.
Extend a narrow elastic plate from both left and right sides of the edge part,
Made by bending so that the tips contact each other
To form a knitting needle entry space, and
One of the features is that it is formed into a hook shape in a plan view.

Furthermore, the protruding portion of the elastic member is thin and thin.
The elastic constant of the elasticity imparting part is formed in a plate shape with a width.
It is also one of the features to set.

[0015]

If reciprocating the carriage over between knitting needles of a predetermined width of the action] needle bed, knitting needles at the carriage, a desired knitted fabric of reciprocating sliding operation has been specified width is organized to reduce the inner knitting width When the transfer jack is reduced by the above-mentioned method, the transfer jack (sliding member) is moved forward and backward by the transfer cam of the transfer device along with the lateral movement of the transfer jack bed.

When the transfer jack is slid forward and backward when transferring the knitted fabric , the body of the sliding member is moved by the elastic force of the elasticity imparting portion of the spring plate material fixed to the side surface of the sliding member. It is pressed against the side part of the groove to store,
Since the spring plate material has a constant thickness and can be easily projected, the sliding resistance can be kept constant. Also, the transfer jack is
When sliding back and forth, it emerges from the jack groove by the needle selection means
It moves in the direction of the
Part of the elastic plate material extends to the middle of the jack body
Then, the extended portion is formed as an overhang to serve as an elasticity imparting portion.
Transfer jack appears in the jack groove.
Generated by the sliding resistance applying part when it is displaced in the direction
The influence of the sliding resistance generated can be reduced. But
Therefore, the traveling load on the carriage is reduced and high-speed knitting is possible.
It works.

[0017] By the obtained by the elastic member in a plate shape narrow in thin adjusting this thickness and width the sliding resistance, it is possible to adjust the sliding resistance fine, thereby, transfer It is possible to prevent excessive forward / backward sliding of the jack .

[0018]

EXAMPLE A transfer jar in a flat knitting machine of the present invention
An embodiment of a battery pack will be described with reference to the drawings. FIG. 1 is a schematic front view of a flat knitting machine provided with a transfer device, FIG. 2 is a side view thereof, and FIG. 3 is a longitudinal side view of a main part, and reference numeral 1 in the drawing generally indicates the flat knitting machine. . This flat knitting machine 1 has a carriage 2A.
Numerous knitting needles, by 2B is moved back and forth the needle groove 77 3 A &
Plate-shaped needle beds 4A and 4B provided with 3B are arranged in an inverted V shape with their tip portions close to each other to form a lower needle bed 4A on the front side and a lower needle bed 4B on the back side. A transfer device 5 is disposed above the needle beds 4A and 4B, and the rear needle bed 4B can be moved laterally by a driving means 9 including a motor 6, a driving screw shaft 7 and a slider 8. It is configured.

The knitting needles 3A and 3B housed in the needle grooves 77 of the needle beds 4A and 4B respectively have a knitting needle body 11 having a hook 10 formed at the tip as shown in FIG. 4, and a rear end portion of the knitting needle body 11. Jack 12 connected to, and a select jack 13 and a selector 1 above the rear of the jack 12.
4 are arranged in this order, and each member of the jack 12, the select jack 13, and the selector 14 has bats 15A, 15B, 1
6 and 17 are moved forward and backward in the needle groove 77 by the corresponding cam surfaces 76 of the carriages 2A and 2B.

Further, on one side surface portion of the knitting needle main body 11, there is provided an expanding member 18 and an elastic imparting portion 61 for expanding the loop hooked on the knitting needles 3A and 3B. The metal plate 18 is formed by bending a thin metal plate into a boat shape in plan view, and has one end fixed to one side surface portion of the knitting needle body 11. The elasticity imparting portion 61 formed on the knitting needles 3A and 3B is a portion near the free end of the loop expanding member 18 extending to the one side surface portion 11a of the knitting needle main body 11 housed in the needle groove 77, as shown in FIG. Of the knitting needle main body 11 on the other side surface portion 11b by its reaction force.
Is pressed against the side surface portion 77b of the needle groove 77 facing this, and abutted.

The cam groups of the carriages 2A and 2B on the needle beds 4A and 4B are, as shown in FIG. 6, a transfer raising cam 20 that is retracted by a solenoid or a motor (not shown), and a trapezoidal retractable transfer receiver. A cam unit is formed by vertically arranging the cam 21 and forming a needle raising cam 22 above the transfer receiving cam 21 and by arranging a crest 23 on each side of the needle raising cam 22. The needle selecting actuator 24 that acts on the butt 17 of the selector 14 of the knitting needles 3A and 3B is provided below the cam group, and the knitting needles 3A and 3B are provided between the needle selecting actuator 24 and the cam group. The knitting needles 3A and 3B are acted on the butt 16 of the select jack 13 of each of the knitting, tacking, and transferring stitches. Presser mechanism 25 is provided to act on.

As shown in FIG. 3, the transfer device 5 formed between the carriages 2A and 2B has needle beds 4A and 4B.
B-shaped transfer jack beds 27A and 27B are provided on the upper surfaces of a plurality of support members 26 which are respectively erected from B, and are supported front and back through a groove-fitting type sliding mechanism 70, and both transfer jack beds 27A and 27B are The moving operation bracket 71 that connects the one ends to each other is laterally moved and operated by the driving means 69 including the motor 66, the driving screw shaft 67, the slider 68, and the like (see FIG. 1).

By the needle beds 4A and 4B and the transfer device 5 as described above, the knitting needles 3 of the front needle bed 4A are
The stitches locked to A can be transferred to the knitting needles 3B of the rear needle bed 4B or the transfer jacks (sliding members) 29A and 29B of the transfer jack beds 27A and 27B of the transfer device 5 which will be described later. The stitch locked on the knitting needle 3B of the needle bed 4B is also the knitting needle 3A of the front needle bed 4A or the transfer jack bed 27A-2 of the transfer device 5.
It can be transferred to each transfer jack 29A / 29B of 7B.

The transfer jack beds 27A and 27B, which are on the upper surfaces of a plurality of support members 26 which are respectively erected from the front and rear needle beds 4A and 4B, and which are supported through a groove-fitting type sliding mechanism 70, have their respective upper surfaces. To jack groove 7
The transfer jacks 29A and 29B are slidably accommodated in the jack grooves 72, respectively, and are provided with a needle selecting mechanism 30 for selecting the transfer jacks 29A and 29B and a transfer cam 31 for operating the advance and retreat. It is.

Also, this transfer jack 29A
In 29B, as shown in FIGS. 7 to 9, hook-shaped stitch locking portions 32 are formed at the front end and needle-selected needle members 33 are formed at the rear end, respectively. Body 34
A constricted gouging portion 79 is formed at the side portion.

The stitch retaining portion 32 is a thin plate-shaped spring steel 3 from both left and right side surfaces of the jack body 34 near the tip.
6 is extended and bent so that its tip comes into contact with it to form a knitting needle entry space 83 in a plan view, and the tip portion is formed in a hook shape in a side view. An elasticity imparting portion 37 is formed on a portion of the side spring steel 36 near the base end.

As shown in FIG. 10, the elasticity imparting portion 37 has one side surface 34a of the jack main body 34 of the jack groove 72.
Extend the spring steel 36 in the middle of the jack body
Overhang is curved outward as well as out, is brought into contact with the protruding portion 36a on the side surface portion 72a of the jack groove 72, by the reaction force thereof, the other side 34b of the jack body 34
The side surface portion 72b of the jack groove 72 facing the portion
It is formed so as to be pressed against and brought into contact with.

As shown in FIGS. 11 and 12, a core member 80 of a jack main body 34 made of a steel plate is formed in an intermediate portion, and spring steel 36 in a state of sandwiching the entire surface of the core member 80 is fixed to both side portions thereof. Extend the spring steel of the core material 80 part 36
A part 36a of the above is narrowed and folded up to form an elasticity imparting portion 37 there, or two spring steels 36 are attached to form transfer jacks 29A and 29B as shown in FIGS. 13 and 14. Alternatively, the elasticity imparting portion 37 can be formed by folding a part of one spring steel 36.

Further, as shown in FIGS. 15 and 16, a single steel plate is formed from the stitch retaining portion 32 to the tail portions of the transfer jacks 29A and 29B forming the selected needle member 33, and the stitch retaining on the side surface thereof is performed. Formed at the tip end of the spring steel 36, which is fixed to the side surface, is an expanded portion 82 which spreads the stitch 52 in the portion 32 and doubles as a knitting needle entry space 83, and the base end portion of the spring steel 36 is formed to have a narrow width. It is also possible to fold it up and form the elasticity imparting portion 37 there.

As shown in FIG. 7 or 9, the selected needle member 33 has a plate 38 of a predetermined width H provided upright at the rear end of the jack body 34 (the tail of the transfer jacks 29A and 29B). Two kinds of needle butt 40 for needle selection, in which grooves 39 having a predetermined width h are formed in a state where the phase with respect to the sliding direction of the transfer jack 29 is different, are formed on the plate 38 portion, and the phases are made different. Transfer jack 29 of the same kind as the selected bat 40
A / 29B are alternately arranged in units of one inch, and a return cam 42 described later corresponding to the selected needle bat 40 formed in a different shape on the lower surface of the rear end of the jack body 34. Is formed by forming a return butt portion 41 on which the acts.

The transfer cam 31 for operating the selected needle butt 40 of the selected needle member 33 and the return cam 42 acting on the return butt portion 41 are provided on the needle beds 4A and 4B as shown in FIG. It is arranged in the space formed by the yarn path guides arranged above the carriages 2A and 2B and the needle bed gap. That is, as shown in FIG. 17, the transfer cam 31 has the cam groove 4 of the predetermined width H of the butt 40 for needle selection.
The cam plate 44 formed with No. 3 is projected from the side surface portion of the carriages 2A and 2B in a state where the lower surface 44a of the cam plate 44 is in sliding contact with the upper surface portions of the transfer jack beds 27A and 27B and acts on the return butt portion 41 which will be described later. The cam 42 is fixed to a bracket 53 fixed to the carriages 2A and 2B. In the center of the cam groove 43 of the cam plate 44, an operation hole 46 for exposing the operation part of the actuator 45 of the needle selecting means 30 for operating the selected bat 40 is formed.

As shown in FIG. 3, the actuator 45 includes a two-position switching solenoid 49 in a casing 48 fixed to the surface of the carriages 2A and 2B, and a swing lever 50 having one end connected to the two-position switching solenoid 49. Is fixed to the support shaft 51, and a needle selection cam plate 47 whose lower end projects from the operation hole 46 as an operation portion of the actuator 45 is fixed to the support shaft 51. Two sets of the butt 40 for needles to be selected, which are formed by changing the phase of 29B with respect to the sliding direction, are attached (see FIGS. 18 and 19).

As shown in FIG. 20, the lower edge portion of the cam plate 47 has cam ridges 74, 74 protruding toward both ends, respectively.
A concave portion 75 is formed in an intermediate portion thereof, and the concave portion 75 is formed.
The transfer jack 29A
Return cam 42 acting on the return butt portion 41 of 29B
Are arranged.

The action of a sliding member such as a knitting needle in the flat knitting machine 1 having the transfer function constructed as described above will be described below. Carriage 2 above needle beds 4A and 4B
When A and 2B travel back and forth, the cam surface 76 on the lower surface of the carriages 2A and 2B causes the bats 15 of the predetermined knitting needles 3A and 3B.
A. 15B and 16 are operated, and the knitting needles 3A and 3B move into the needle groove 7.
7 is slid forward and backward, and a knitted fabric having a predetermined width is knitted by yarn feeding from the yarn feeder 63.

In this way, the swing lever 47 is raised, and the needle butt 40 for which the needle is selected is pushed down so as not to be operated, and is returned to the standby position by the return cam 42. As a result, when the carriages 2A and 2B pass through the end of the knitted fabric, the needle selecting means 30 of the transfer device 5 is outside the transfer jacks 29A and 29B to be selected and the selected transfer jack 29A. Two
Since the needle selection member 40 of 9B is returned to the standby position by the return cam 42, even if the carriages 2A and 2B are folded and run in the opposite direction, the needle selection butt 40 of the transfer jacks 29A and 29B, etc. However, it does not hinder the turn back.

In the knitting of such a knitted fabric, when the knitting needles 3A and 3B are moved forward and backward by the carriages 2A and 2B that reciprocate over the knitting needles 3A and 3B of the predetermined width of the needle beds 4A and 4B, the knitting needle main body is operated. The other side surface portion 11 of the knitting needle main body 11 by the elastic force of the elasticity imparting portion 61 formed on one side surface 11
The b is rubbed against the side surface portion 77b of the needle groove 77 which faces it, and the excessive movement due to inertia is prevented.

In this normal knitting, the two-position switching solenoid 49 of the needle selecting means 30 of the transfer device 5 causes the swing lever 47 to stand up by a control device (not shown), and the butt 40 for the selected needle at the standby position. Is pushed in so that it is not operated by the cam groove 43 of the cam plate 44, the carriages 2A, 2
B is run.

Next, the case where the number of stitches is reduced will be described. For the sake of convenience, when the stitch 52 locked to the front knitting needle 3A is transferred to the same front knitting needle 3A adjacent thereto, the stitch 52 to be moved is moved. 21 to 24 as an example. 21 and 22 [1] to [4], the cam groove of the cam plate 44 for operating the cam group of the carriage 2A for moving the knitting needle 3A of the front needle bed 4A forward and backward and the transfer jack 29B of the rear transfer jack bed 27B. In FIG. 21, assuming that the carriage 2A travels leftward on the needle bed 4A, the butt 15A, 15B, 16 of the jack 12 of the knitting needle 3 and the select jack 13 is the carriage 2 respectively.
Of the cam group from left to right as indicated by reference numerals A, B, C and D.

Then, when the front knitting needle 3A reaches the position A with respect to the cam group of the carriage 2, the butt 15A of the jack 12 is gradually pushed up by the transfer raising cam 20, and the front knitting needle 3A rises, as shown in FIG. The stitch 52 opens the latch 55 as shown in FIG. 5, and the stitch 52 is also opened by the expanding member 18. When the front knitting needle 3A comes to the position B with respect to the cam group of the carriage 2,
As shown in 2 [2], the front knitting needle 3A is advanced to the maximum, and the selected needle butt 40 of the transfer jack 29B is operated by the cam groove 43 of the cam plate 44 to push out the transfer jack 29B. The stitch locking portion 32 is inserted into the stitch 52 opened by the expanding member 18 and receives the stitch 52.

In this state, the front knitting needle 3A is moved to the carriage 2
At the position C with respect to the cam group A, the butt 15A of the jack 12 is gradually pushed down by the transfer guide cam 20A, and the rear knitting needle 3 starts to descend.
The selected butt 40 of the transfer jack 29B is further pushed a little in the cam groove 43 of the cam plate 44, and the butt 40 of the selected needle is pushed out as shown in FIG. 22 [3]. This is for clearing the closed latch 55 portion when 3A retracts.

When the front knitting needle 3A is at the position D with respect to the cam group of the carriage 2A, the stitch cam 23 is moved to the jack 1
The butt 15B of No. 2 has passed, and as shown in FIG. 22 [4], the stitch 52 which has been locked to the front knitting needle 3A in FIG. 22 [1].
Is in a state of being received by the stitch locking portion 32 at the tip of the transfer jack 29B that has advanced to the mouth portion. When the cam group of the carriage 2A has passed the knitted fabric knitting portion, the transfer jack 29B is held in a state in which the stitch 52 is received by the stitch locking portion 32 at the leading end thereof.

Next, the motor 66 of the drive means 69 is driven to rotate the drive screw shaft 67 in a state where the stitch 52 is locked to the stitch locking portion 32 at the tip of the transfer jack 29B that has advanced to the needle bed gap. Then, the transfer jack bed 27B is moved laterally by a predetermined pitch (for example, one pitch) via the slider 68 and the support movement operation bracket 71. At this time, the transfer jack bed 27B is formed in the needle bed gap of the needle beds 4A and 4B. Since the flared portion 79 formed near the main body of the stitch locking portion 31 at the tip of the transfer jack 29B is located above the protrusion such as the sinker, even if the transfer jack bed 27B is moved laterally. , The transfer jack bed 27B can be moved laterally without interfering with the sinkers and the knitting needles 3A and 3B. But they can.

After that, when the carriages 2A and 2B are turned over on the needle beds 4A and 4B at predetermined positions, the butt 15A and 15B of the jack 12 of the knitting needle 3 and the select jack 13 are operated in the opposite manner to the above. , 16 are designated by reference numerals E, F, and F in the cam group of the carriage 2 as shown in FIG.
As shown by G and H, the light passes from right to left. That is, when the front knitting needle 3A on which the stitch 52 is transferred becomes the position from E to F with respect to the cam group of the carriage 2, FIG.
As shown in [1] and FIG. 24 [2], the butt 15B of the jack 12 is operated by the transfer receiving cam 21, the front knitting needle 3A to be delivered advances, and the hook 10 thereof enters the stitch engaging portion 32. The stitch 52 is penetrated and the stitch 52 is engaged with the hook 10.

When the front knitting needle 3A to which the stitch 52 is transferred reaches the position G with respect to the cam group of the carriage 2, the front knitting needle 3A to be transferred by the transfer lasing cam 20 gradually descends, and at the same time. 24. The needle butt 40 of the transfer jack 29B is operated by the cam groove 43 of the cam plate 44, the transfer jack 29B is pushed down, and retreat is started.
As shown in [3], the stitch 52 locked to the stitch locking portion 32 is moved to the hook 10 of the front knitting needle 3A to be delivered.
Move on to

When the front knitting needle 3A to which the stitch 52 is transferred reaches the position H with respect to the cam group of the carriage 2A, the selected needle butt 40 of the transfer jack 29B is retracted in the cam groove 43 of the cam plate 44 to transfer the transfer jack. As 29B further descends, the front knitting needle 3A that has passed the stitch 52 descends, and the transfer is completed as shown in FIG. 24 [4].

When the transfer jack 29B is slid forward and backward by the transfer cam 31 at the time of this transfer, the transfer jack 29B is moved by the elastic force of the elasticity imparting portion 37 of the spring plate material fixed to the side surface of the transfer jack 29B. Side portion 7 of the jack groove 72 for housing
The transfer jack 29B is prevented from excessively advancing and retreating because it is pressed by 2b and given a certain sliding resistance.

[0047]

Toransufu in the flat knitting machine according to the present invention
As described above, the erjack reciprocates the carriage over knitting needles of a specified width when knitting a knitted fabric.
Was, when each forward and backward sliding operation of the transformer fur jack the transferring cam, the side portions of the grooves for accommodating them by the elastic force of the elastic applying portion of the transfer jack on the fixed spring plate material on a side surface of the main body Since the transfer jack is pressed with a constant pressing force, the sliding resistance of the transfer jack can be kept constant.

As a result, there is an advantage that the transfer jack can perform an accurate forward / backward operation without excess or deficiency of sliding due to inertia. Also, the transphage
Since the sliding resistance of the backpack can be kept constant, the traveling speeds of the carriage and the auxiliary cam can be increased, and the productivity of the knitted fabric can be greatly improved.

In addition, the transfer jack stitcher
Since a part of the spring-made plate material that forms the stopper is projected to form the elasticity imparting portion, the
To eliminate the milling step working step such as Mi-ring is compared to what is needed, there is an advantage that it is possible to inexpensively manufacture the transferring jack.

Needless to say, transfer stitch stitch locking
Since overhangs a portion of the spring plate material are so as to form an elastic applying portion which forms a part, trans
Far jack also has a simple structure, and transphage
There is also an advantage that productivity of the backpack can be greatly improved. Further, the transfer jack has a simple structure in which a spring-made plate material forming the elasticity imparting portion is arranged on the side surface of the main body, and in this respect also, the transfer jack can be implemented at a lower cost. There is also.

In addition, since the transfer jack having a thin and narrow plate shape can have a small sliding resistance, for example, a transfer with a fine gauge that cannot be implemented by a conventional braking device. Jack
There is also an advantage that it can be attached to the ku . Also,
From the jack groove to the tray by the needle selection means provided on the carriage.
When it is displaced in the direction in which the Jack Jack appears,
Minimal effect of sliding resistance generated by sliding resistance applying part
You can do it. Therefore, the load on the carriage is light.
Reduced and high-speed formation becomes possible.

[Brief description of the drawings]

FIG. 1 is a partially cutaway front view schematically showing a flat knitting machine.

FIG. 2 is a partially cutaway side view schematically showing the flat knitting machine.

FIG. 3 is a vertical sectional side view of a main part schematically showing the flat knitting machine.

FIG. 4 is a side view of a knitting needle portion.

FIG. 5 is a longitudinal sectional view of a knitting needle portion.

FIG. 6 is a front view showing an outline of a cam group of a carriage.

FIG. 7 is a side view of a transfer jack.

FIG. 8 is a bottom view of the transfer jack.

FIG. 9 is a side view of a transfer jack.

FIG. 10 is a vertical sectional view of a transfer jack portion.

FIG. 11 is a side view of a modification of the transfer jack.

FIG. 12 is a bottom view of the transfer jack of FIG. 11;

FIG. 13 is a side view of another modification of the transfer jack.

14 is a bottom view of the transfer jack of FIG. 13. FIG.

FIG. 15 is a side view of still another modification of the transfer jack.

16 is a bottom view of the transfer jack of FIG.

FIG. 17 is a front view of a transfer cam.

FIG. 18 is a side view of essential parts showing an operating state of the transfer jack of FIG. 7.

FIG. 19 is a side view of an essential part showing an operating state of the transfer jack of FIG. 9.

FIG. 20 is a partially cutaway front view of the cam plate and the return cam.

FIG. 21 is a front view showing a positional relationship of a knitting needle with respect to a cam group of a carriage and a cam groove of a transfer cam.

22] [1] to [4] are side views showing the operational relationship between the knitting needle and the transfer jack at each position in FIG. 21. [FIG.

FIG. 23 is a front view showing the positional relationship of the knitting needles with respect to the cam group of the carriage and the cam groove of the transfer cam.

24 is a side view showing the operation relationship between the knitting needle and the transfer jack at each position in FIG. 23.

[Explanation of symbols]

 1 ... Flat knitting machine 2A, 2B ... Carriage 3A, 3B ... Knitting needle 4A, 4B ... Needle bed 5 ... Transfer device 26 ... Support member 27A, 27B ... Transfer jack Beds 29A, 29B ... Transfer jack 30 ... Needle selection means 31 ... Transfer cam 32 ... Stitch engaging portion 33 ... Needle selection member 37/61 ... Elastic imparting portion 72 ...・ Jack groove

Claims (3)

(57) [Claims] 1. A plurality of types on a transfer jack bed.
It is installed in the formed jack groove and the transformer
On the carriage that runs left and right on the far jack bed
Receiving from the jack groove by the action of the needle selection means provided
The needle selectable part is formed on the rear end of the jack body.
And the stitch locking part is formed on the tip of the jack body.
A transfer jack in a flat knitting machine, wherein at least one of the stitch engaging portions is provided on a side surface of the jack body.
The elastic plate material fixed to the
Partly extend to the middle of the jack body
To form an elasticity imparting portion, and the elasticity imparting portion
Push the side of the jack body to the side of the jack groove
The transfer jack moves forward and backward by pressing.
Characterized by being configured to give sliding resistance when it is rotated
A transfer jack for a flat knitting machine. 2. The stitch locking portion is provided on a portion of the jack body near the tip.
Extend a narrow elastic plate from both left and right sides,
Bent into the knitting needles in plan view so that they are in contact with each other
A space is formed, and the tip is hooked in side view.
The flat knitted fabric according to claim 1, wherein the flat knitted fabric is formed in a hook shape.
Transfer jack in the machine. 3. The elastic member according to claim 1, wherein the projecting portion of the elastic member is formed into a thin and narrow plate shape, and the elastic constant of the elasticity imparting portion is set by the plate portion. Transfer jack on a flat knitting machine.