JPS602224Y2 - hand knitting machine - Google Patents

Description

[Detailed description of the invention] This invention moves the carriage through power by a drive device having a moving body that engages with the carriage and is movable along the movement path of the carriage in conjunction with the operation of an electric motor. Regarding the hand knitting machine, especially when the needle bed is supported in a horizontal position suitable for flat knitting, and in a state where the front part of the needle bed is tilted upward to suit rubber knitting, The needle bed is also arranged in relation to the needle bed and the drive device such that one end is connected to the needle bed and the other end is connected to the drive device, and the needle bed is displaced or oriented in a predetermined state in response to changes in the needle bed. This invention relates to a hand knitting machine equipped with a mounting gauge that allows a moving body to be securely connected to a carriage.

Examples of this invention will be described below with reference to the drawings.

As shown in FIG. 1, the work table 1 has a fixed base 3 fixed at a position far from the worker on the left and right sets of legs 2 so that the top surface is horizontal, and a fixed base 3 fixed at a position closer to the worker than the fixed base 3. To,
A movable base is provided which supports both sides of the rear part so as to be rotatable around a horizontal axis 4, and the movable base 5 is locked from the outside of the leg 2 through an arc-shaped elongated hole 6 formed through the leg 2. The means 7 is screwed in and supported, the movable base 5 is made rotatable about the shaft 4 within a range in which the shaft portion of the locking means 7 can move within the elongated hole 6, and the locking means 7 is tightened. The movable base 5 is provided so that it can be locked to the leg portion 2.

This movable table 5 has a needle bed 8 in which a plurality of knitting needles N are arranged in parallel.
is supported via attachment device A.

Specifically, as shown in FIGS. 1 and 2, the lower surface of the support 9 fixed to the lower part of the needle bed 8 is overlapped with the upper surface of the support of the support 11 fixed to the front end of the movable base 5 with screws 10. In the state
It has a collar 12a at the upper end and is fixed by tightening with a set screw 12 screwed into the support metal 11.

The relationship between the attachment device A and the movable table 5 is such that the needle bed 8 is fixed by locking the movable table 5 at the position where the shaft of the locking means 7 abuts the upper end of the elongated hole 6 (FIG. 3). The front part is inclined upward to fit the rubber knitting, and the movable base 5 is locked at the position where the shaft of the locking means 7 contacts the lower end of the elongated hole 6 (Fig. 2), so that the movable base 5 is flattened. The upper surface of the needle bed 8 is configured to be horizontal to suit knitting.

A drive device 16 is mounted on the fixed base 3 of the work table 1 and is movable on the needle bed 8 along the rail 13 and drives the carriage 14 by the power of a motor 15.

A pair of sprockets 17 are supported at both corners of the machine frame of this drive device 16 so as to be rotatable about a fixed vertical axis, and a timing belt 1 is attached to these pair of sprockets 17.
8, and one sprocket 17 is provided so that it can be rotated in one direction and the opposite direction by the motor 15.

Further, as shown in FIGS. 2 and 3, the free end of the arm 19 with one end fixed to the timing belt 18 is arranged to protrude outward from an opening 20 formed horizontally along the timing belt 18 in the front surface of the machine frame of the drive device 16. However, in this free end, holes 21 and 21' of the same shape are formed in a horizontal part extending beyond the rear upper part of the needle bed 8 toward the carriage 14, and are spaced apart from each other in the moving direction of the knitting needles N. An actuating body 23 having a plurality of elongated holes 22 formed therein in a direction separating the holes 21 and 21' is fixed.

Furthermore, an engaging portion 25a that fits into a recessed portion of a concave-shaped retaining piece 24 provided at the rear of the carriage 14 is provided on the horizontal portion of the actuating body 23.
A flat plate-shaped movable body 25 having a
3 from below to the movable body 25 through the elongated hole 22 with the step screw 26.
to be fixed.

A support frame 27 provided on the upper surface of the movable body 25 is provided with a knob 31 at the upper end, and supports a shaft 29 with a collar 28 provided in the middle so as to be movable up and down. A coil spring 30 is compressed and arranged in such a manner that the lower end of the shaft 29 can selectively engage with any of the holes 21 and 21' of the actuating body 23 through the hole 3B formed through the movable body 25.

The recesses 36 provided on both sides of the drive device 16 have a cross-sectional shape of L.
The other flat part 33b of the first piece 33, which has a stepped screw 32 having a head fixed to one flat part 33a, is loosely fitted so that the stepped screw 32 projects horizontally to the outside of the leg part 2. Deploy.

In addition, two notches 3 are provided corresponding to the first piece 33 so that the step screw 32 can be engaged from the base 34a that is in contact with the fixed base 3.
The arm part 34b having a diameter of 5.35' hangs down along the outside of the leg part 2, and the joint part 3 is joined to the rear end of the needle bed 8.
A second piece 34 in which 4C is vertically erected is provided.

In the state shown by the solid line in FIG. 5, in which the notch 35 of the second piece 34 is locked to the step screw 32 of the first piece 33, the joint 34G of the second piece 34 is arranged to fit the rubber knitting. A predetermined distance is established between the needle bed 8 and the drive device 16 so that the engaging portion 25a of the movable body 25 can reliably engage with the engaging piece 24 of the carriage 14 by joining to the rear end of the needle bed 8. is maintained.

In addition, in the state shown by the chain dotted line in FIG.
By joining the joint part 34C of No. 4 to the rear end of the needle bed 8 arranged so as to be suitable for plain knitting, the engaging part 25a of the movable body 25 can be reliably joined to the engaging piece 24 of the carriage 14. A predetermined distance is maintained between the needle bed 8 and the drive device 16.

Note that a set of the first piece 33 and the second piece 34 is provided on both sides of the carriage in the moving direction.

Since this invention has the above configuration, by rotating the movable base 5, the position of the retaining piece 24 of the carriage 14 is changed,
For example, if the movable base 5 is rotated counterclockwise from the state in which the needle bed 8 is adapted to rubber knitting as shown in FIG. The engagement piece 24 is removed from the engagement portion 25a of the movable body 25 to the left.

Furthermore, when rotating the movable base 5 clockwise from the state shown in FIG. 2 in which the needle bed 8 is adapted for plain knitting, the engaging piece 24 engages the movable body 25 when the needle bed 8 is slightly displaced. The rotation of the movable base 5 is blocked by hitting the joining part 25a, and the needle bed 8 cannot be displaced from the state shown in FIG. 2 to the state adapted to rubber knitting shown in FIG. 3.

When setting the needle bed 8 to the rubber knitting state as shown by the solid line in Fig. 5 (Fig. 3), pull up the knob 31, pull out the shaft 28 from the hole 21 of the operating body 23, replace it with the hole 21', and remove the shaft 28 from the movable body. 2
5 and the retaining piece 24 of the carriage 14, the notch 35 of the second piece 34 with the base 34a placed on the fixing base 3 is inserted into the step screw of the first piece 33. 32 and moves the drive device 16 to a position where the joint portion 34C of the second piece 34 joins the rear end of the needle bed 8.

Then, at a position where the engaging portion 25a of the moving body 25 faces the engaging piece 24 of the carriage 14, the shaft 29 is pulled out of the hole 21' of the moving body 25 and replaced in the hole 21, contrary to the above. The engaging portion 25a reliably engages with the engaging piece 24 of the carriage 14.

In addition, when setting the needle bed 5 in a state suitable for flat knitting shown in the dashed line in Figure 5 (Figure 2), the shaft 29 is replaced from the hole 21 of the operating body 23 to the hole 21' in the same manner as described above. Mobile object 2
5 is removed from the retaining piece 24 of the carriage 14, the notch 35' of the second piece 34 is locked to the step screw 32 of the first piece 33, and the second piece 34 is removed. The drive device 16 is moved to a position where the engaging portion 34C joins the rear end of the needle bed 8, and then the engaging portion 25a of the movable body 25 is opposed to the engaging piece 24 of the carriage 14, and the shaft 29 is moved. Hole 21' in body 25
If it is replaced with the hole 21, the engaging portion 25a of the movable body 25
is reliably engaged with the engaging portion 24 of the carriage 14.

Therefore, if the timing belt 18 is rotated in one direction and the opposite direction by the motor 15 in the states shown in FIGS. 2 and 3, the carriage 14 automatically reciprocates on the needle bed 8 along the rail 13.

As described above, this device is arranged in relation to the needle bed and the drive device so that one end engages with the needle bed and the other end engages with the drive device, and the needle bed is arranged in relation to the needle bed and the drive device so that the needle bed is engaged with the needle bed and the other end is engaged with the drive device. The attached gauge, which can be displaced or redirected, changes the relative position of the needle bed and drive device in relation to the displacement of the needle bed so that the movable body always engages with the carriage. No matter how many times it is displaced, the movable body and the carriage always engage reliably in the same way, and as a result, the carriage can be automatically driven by motor power when knitting rubber knitting and flat knitting, and these knitting machines The setting operation is easy and has excellent operability.

In the above-mentioned embodiment of this invention, a mounting gauge consisting of a first piece and a second piece was shown, but as shown in FIG. Fixed platform 3 between floor 8 and drive device 16
The needle bed 8 may be placed on top and its direction may be changed in relation to the displacement of the needle bed 8.

That is, in the plain knitting state shown in FIG. 2, the surface 37a of the mounting gauge 37 is connected to the rear end of the needle bed, and the surface 37e is connected to the front end of the drive device 37, as shown by the two-dot chain line in the figure. This allows the movable body to engage with the carriage, and in the rubber knitting state shown in FIG. 3, one U-shaped end surface a of the mounting gauge 37 is joined to the needle bed as shown by the two-dot chain line in the same figure, and The same effect as described above can be obtained even if the other U-shaped end face is arranged so as to be joined to the drive device so that the movable body can be reliably engaged with the carriage.

In addition, in the mounting gauge shown in Fig. 7, the dimensions of each part
Even if any two of Y and Z are provided so as to be equal to the distance between the needle bed and the driving device in the above-mentioned rubber knitting and plain knitting states, the same effect as described above can be obtained.

Furthermore, in the embodiment of this invention, the needle bed is moved between a position suitable for rubber knitting and a position suitable for flat knitting by locking the movable base in rotation, but the knitting machine is not placed on the work table. The same effect as described above can also be obtained in a device in which the needle bed can be moved to the above two positions by means of a supporting metal fitting supported at the needle bed.

[Brief explanation of drawings]

Figure 1 is a perspective view of the knitting machine, Figure 2 is an explanatory diagram of the flat knitting state,
Fig. 3 is an explanatory diagram of the rubber knitting state, Fig. 4 is an exploded perspective view of the movable body and the operating body, Fig. 5 is an explanatory diagram of the use of the mounting gauge,
FIG. 6 is a perspective view of the attached gauge, and FIG. 7 is another embodiment. In the figure, 1 is a work table, 5 is a movable table, 8 is a needle bed, 14 is a carriage, 15 is a motor, 16 is a drive device,
25 is a moving body, and 33.34 (37) is a mounting gauge.

Claims (1)

[Scope of utility model registration request] a table, a carriage capable of reciprocating in the direction of arrangement of the knitting needles on a needle bed in which a plurality of knitting needles are arranged in parallel; a drive device mounted and supported on a table, which has a movable body that engages with the carriage and is movable parallel to the movement path of the carriage in relation to the operation of the electric motor; One end is engaged with the needle bed so that the body engages with the carriage, and the other end is engaged with the drive device so that the needle bed is disposed in relation to the needle bed and the drive device and is displaceable or deflectable in response to displacement of the needle bed. A hand knitting machine equipped with a mounting gauge.