JPS641984Y2 - - Google Patents

Description

[Detailed description of the invention] [Subject of the invention] The present invention relates to a support device for a knitting yarn exchange device for a hand knitting machine, and more specifically, to a support device for a knitting yarn exchange device for a hand knitting machine. thread exchange device,
This relates to a support device that is fixed to a hand knitting machine.

[Prior art]

As an example of the prior art of this type of support device, the support fitting A of the support device holds one end Ba of the front part of the main needle bed B from the front, as shown in FIG. Some cases are seen in which the protrusion of the spring member C is used to lock and hold the device. (Jitsukai 52-
(No. 158152) In this technique as well as in other conventionally known devices of this kind, in most cases the support device is inserted and attached from the front to the lower part of one end of the front part of the main needle bed. It was hot. However, these configurations have disadvantages that will be discussed in the next section.In order to eliminate this disadvantage, as shown in FIG. 2, a support A is attached to the side of the needle bed B, and There was also a device that locked the support device D of the knitting yarn exchange device (Utility Model Application No. 116648/1983).

[Problems with conventional technology and their technical analysis]

A secondary needle bed device E such as rubber knitting is often installed at such a position inserted into the front lower part of the main needle bed from the front side. (See Figure 3) Therefore, in the former case, when this sub-needle bed is supported, it is necessary to remove the sub-needle bed and then install the replacement device, which makes assembly and handling complicated. Ta. In addition, the latter countermeasure technique has the disadvantage that its structure is complicated, the number of parts is large, and the cost is high.

[Technical issues]

An object of the present invention is to simplify the structure of the support device of the knitting yarn exchange device, simplify the installation operation, etc., and solve the above-mentioned conventional problems.

[Technical means]

(1) The support device attachment part of the knitting yarn exchange device can be placed on the upper surface of one front end of the main needle bed from the end direction, and can be attached to the main needle bed with a mounting screw.

(2) One end of the support device attachment part is a positioning surface,
The support device was positioned by bringing it into contact with the vertical wall surface of the main needle bed.

(3) The attachment plate of the secondary needle bed is provided with a screw hole that engages with the attachment screw, and this screw engagement allows the attachment plate to be supported by the main needle bed when necessary.

(4) When the main needle bed does not need to support the auxiliary needle bed, a screw seat plate is arranged at the lower part of the front end of the main needle bed to engage with the mounting screw, so as to clamp the mounting part. .

[Technical installation action]

(1) When the sub needle bed is supported by the main needle bed. (See Figures 4 and 5) Tighten the mounting screws 11 on either one of the front parts of both ends of the main needle bed 1 to which the sub needle bed 6 is attached.
Once removed from the screw hole of the mounting plate 9, the mounting part 17 of the support device is placed on the upper surface of the front part of the main needle bed. Then, connect one end of the attachment portion 17 to the vertical wall surface 19 of the main needle bed.
position and tighten again with the mounting screw 11.

(2) When the sub needle bed is not supported by the main needle bed.
(See Fig. 6) A screw seat plate 22 for holding the support device is inserted into the lower part of one end of the front part of the main needle bed 1, and the attachment part 17 of the support device is attached to the top surface of the front part of the main needle bed 1. Place it in the same way as when supporting the needle bed. Then, the screw seat plate is tightened with the mounting screw, and the mounting portion 17 is fixed.

[Special effects produced by the present application]

When the sub-needle bed is supported, the support device can be attached by once removing only the attachment screw, placing the support device thereon, and tightening the attachment screw again. Therefore, the knitting yarn changing device can be installed regardless of whether or not there is a sub-needle bed, and the sub-needle bed does not get in the way. Furthermore, the trouble of removing the sub-needle bed, etc. is eliminated, and work efficiency is significantly improved.

Furthermore, when the subneedle bed is not supported, the support device can be attached using only a simple screw seat plate, which is advantageous in terms of cost.

Further, the support device is not limited in its size and shape, and as a result, the support device can be made lighter and more compact.

〔Example〕

1 is a main needle bed, 2 is a knitting needle arranged in many rows on the main needle bed, 3 is a comb tooth, 4 is a comb tooth pressing plate, and 5 is a connection of a sub needle bed, which will be described later, with a U-shaped end surface. This is a support plate for temporarily hooking the mounting plate.

Reference numeral 6 denotes a sub-needle bed which is arranged at an angle of approximately 90 degrees at the front lower part of the main needle bed 1. Like the main needle bed, a large number of knitting needles 7 are arranged in a row in the longitudinal direction, and a large number of comb teeth are provided at the front end. 8 is fixed. Reference numeral 9 designates a sub-needle bed mounting plate which is bent into a substantially L-shape and has a screw hole 10 at the top.

When supporting the sub needle bed 6 on the main needle bed 1 (see Fig. 3), insert the upper part of the mounting plate 9 between the U-shaped support plate 5 and the front lower surface of the main needle bed 1, Insertion holes 1 with mounting screws 11 provided at the front of both ends of the main needle bed 1
2, and screw it into the screw hole 10 of the mounting plate to fix the sub needle bed mounting plate 9 to the needle bed 1. The auxiliary needle bed 6 supported by the main needle bed 1 in this manner can be moved up and down along an elongated hole (not shown) provided in the hanging portion of the mounting plate 9. Therefore, when the sub-needle bed 6 is in use, it is fixed at the upper position shown by the phantom line, and when not in use, it is fixed at the lower position shown by the solid line by appropriate means. Reference numeral 13 denotes a knitting yarn exchange device, which includes a retaining body 14 for individually retaining at least two or more replacement knitting yarns, and a selected one of the retained knitting yarns is mounted on the main needle bed 1. The knitting yarn is replaced with the knitting yarn in the replacement yarn opening of the carriage (not shown), and the yarn opening is replaced.

Reference numeral 15 denotes a support arm which is a support device for the knitting yarn changing device 13, one end of which is bent almost parallel to the main needle bed 1 to serve as a fixed part 16 of the knitting yarn changing device 13, and the other end is connected to the main needle bed from the side. It has a mounting part 17 which is bent so that it can be placed above one end of the front part of the needle bed 1.

When attaching the support arm 15 to the main needle bed while supporting the sub-needle bed 6, as shown in Figure 5, move the sub-needle bed 6 from the use position (upward) shown by a temporary line to the non-use position (downward) shown by a solid line. ). Then, either the left or right mounting screw is removed from the sub needle bed mounting plate 9, and the mounting portion 17 of the support arm 15 is placed on the front part of the main needle bed 1. The positioning surface 18 of the attachment portion 17 is then brought into contact with the vertical wall surface 19 of the main needle bed 1 for positioning.

In this way, the mounting screw 11 is again inserted into the mounting hole 20 of the mounting part 17 and the insertion hole 12 of the main needle bed, and is screwed into the screw hole 10 of the sub-needle bed mounting plate 9 to attach the support arm 15 to the main needle bed 1. Fix it.

When the secondary needle bed 6 is not supported, the support arm 1
5 to the main needle bed 4, proceed as follows.

That is, a screw seat plate 22 having a screw hole 21 is inserted between the U-shaped support plate 5 and the front lower surface of the main needle bed 1, and the attachment part 17 is positioned and placed on the main needle bed, This is fixed by tightening with the mounting screw 11 and the screw seat plate 22.

The mounting plate 22 has a fitting part 25 at the insertion tip that fits between the inner surface of the end case 23 of the main needle bed 1 and the end of the lower thread vertical wall 24 of the comb tooth presser plate 4.
Further, an abutment surface 26 that abuts the lower vertical wall 24 is provided, and the mounting plate 22 can be inserted between the lower front surface of the main needle bed 1 and the U-shaped support plate 5.

Reference numeral 27 denotes a recess provided in the mounting portion 17 of the support arm 15 so that the head of the mounting screw 11 protrudes upwardly so as not to interfere with sliding of the carriage.

[Brief explanation of the drawing]

Figures 1 and 2 are explanatory diagrams of the installation of the conventional device, Figure 3 is an explanatory diagram of the arrangement of the sub-needle bed, and Figure 4 shows the sub-needle bed supported by the main needle bed and the knitting yarn exchange support device of the present invention installed. 5 and 6 are a side view and a sectional view of the main part of FIG. 4, respectively, and FIG. 7 is a view corresponding to FIG. 4 when the secondary needle bed is not supported, and FIGS. 8 and 9. The diagram is
FIG. 7 is a side view and a cross-sectional view of a main part of FIG. 7, respectively; DESCRIPTION OF SYMBOLS 1... Main needle bed, 6... Sub needle bed, 9... Sub needle bed mounting plate, 11... Mounting screw, 13... Knitting yarn exchange device, 15... Support arm, 22... Screw seat plate.

Claims (1)

[Claims for Utility Model Registration] In a hand-knitting machine in which a support device 13 for a knitting yarn exchange device that holds back at least two or more knitting yarns to be alternately used is supported at one end of the main needle bed 1, the support device 13 At the end of the support arm 15, a mounting part 17 is provided which is bent from the side and has a positioning part 18 at one end thereof which abuts against the vertical wall surface 19 of the main needle bed 1. The main needle bed 1 is equipped with a sub needle bed 6.
The secondary needle bed 6 has an insertion hole 12 for a mounting screw 11.
has a sub-needle bed mounting plate 9 having a screw hole 10 so that it can be attached to the front lower surface of the main needle bed 1 from the front direction, and the sub-needle bed 6 is supported on the main needle bed 1. At this time, the support device 13 screws into the screw hole 10 on either the left or right side of the sub needle bed mounting plate 9 with the mounting portion 17 and inserts the mounting screw 11 inserted into the insertion hole 12. Can be installed on the main needle bed,
When the sub needle bed 6 is not supported by the main needle bed 1, the support device 13 inserts a screw seat plate 22 into the lower part of one of the front parts of the main needle bed 1, and inserts the screw seat plate 22 into the screw seat plate 22. A support device 13 for a knitting yarn exchange device for a hand knitting machine, which is screwed into the attachment portion 17 and can be attached to the main needle bed 1 by screwing in the attachment screw 11 inserted into the insertion hole 12.