JPH078526Y2 - Traverse guide in yarn traverse device - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a spinning machine such as a draw false twisting machine, an air processing machine, an automatic winder, etc., which is composed of a large number of weights and is provided for each weight. The present invention relates to a traverse guide in a traverse device.

[Conventional technology]

First, the entire traverse device will be described with reference to FIG. 2, which is a perspective view of the traverse device, FIG. 3, which is a view taken in the direction of arrow B of FIG. 2, and FIG. 4, which is a cross-sectional view taken along the line AA of FIG.

In FIG. 2, a traverse drum 1 is rotatably supported in the box 2. A guide rod 3 is fixed in the box 2 along the traverse drum 1. A cam plate 4 is swingably supported by a shaft 5 inside the lid 6 of the box 2. A guide block 11 is loosely fitted to the guide rod 3. A guide arm 13 is swingably supported by the guide block 11. The projecting portion 13c of the guide arm 13 projects from the inside of the box 2 to the outside of the box 2, and the thread guide 16 is fixed to the tip thereof. The guide block 11, the guide arm 13, the thread guide 16 and the like constitute the traverse guide 10.

Details of such a traverse guide 10 are shown in FIGS.
This will be described with reference to the figure. In FIG. 3, the cam plate 4 has a shaft 5
Is swingable, and a cam groove 7 is provided in its longitudinal direction. The guide rod 3 reciprocally supports the traverse guide 10 as a whole. Traverse guide
10 comprises a guide block 11, a guide arm 13 and a thread guide 16. The guide block 11 is loosely fitted on the guide rod 3 so as to be reciprocally movable. The guide arm 13 is rotatably supported by the guide block 11 by a shaft 12. The guide arm 13 has two arms 13a and 13b. The arm 13a has a thread guide 16 and the arm 13b has a slide piece 15 swingably fitted into the cam groove 7 of the cam plate 4. . Fourth
As shown in the drawing, the guide block 11 has a cam shoe 14 on the lower surface thereof which is slidably engaged with the guide groove 1a of the traverse drum 1. A projecting portion 13c of the arm 13a of the guide arm 13 projects outside the box from a window 9 of a front plate 8 provided between the box 2 and the lid 6. Returning to FIG. 3, a roller 17 connected to a creeping mechanism is axially supported on the end surface of the cam plate 4. Reference numeral 18 is a spring for urging the cam plate 4 to pivot in the clockwise direction.

In the traverse device, when the cam plate 4 is swung by the roller 17, the degree of swing of the arm 13a of the traverse guide 10, that is, the yarn guide 16
The size of the traverse width is determined, and the outline of the creeping mechanism for operating the roller 17 will be described with reference to FIG. The creeping mechanism includes a swing lever 21 rollingly contacting the synchro cam 19 and the creeping cam 20, and a swing arm 22 swingably supporting the swing lever 21 and swingably supported by a shaft (not shown). And an interlocking arm 23 swingably supported by the swing arm 22. One end of the interlocking arm 23 swings the cam plate 4, and the other end of the interlocking arm 23 connects to the connecting rod 24.
It is connected to the. The connecting rod 24 is pushed as the cradle arm supporting the winding package is lifted, and forms a taper end package as shown in FIG. The synchro cam 19 has a long diameter portion and a short diameter portion, and the rotation of the traverse drum 1 is transmitted via the combination of the pulleys 25, 26a, 26b, 27 and the endless belts 28, 29 and is rotating. The creeping cam 20 has a continuously variable diameter, is connected to the pulse motor 30, and is reciprocally rotated.

Next, the movement of the traverse guide 10 having the above structure will be described with reference to FIGS. 2 and 3. In FIG. 2, the traverse guide 10 as a whole is reciprocated by the guide groove 1a of the traverse drum 1, the guide rod 3, and the like. Traverse guide 10
That is, the reciprocating width of the thread guide 16 is determined by the movement of the interlocking arm 23. That is, the swing arm 22 swings, and the interlocking arm 23
If the cam plate 4 also rocks, the cam plate 4 rocks around the shaft 5. In FIG. 3, when the cam plate 4 swings, the inclination of the cam groove 7 changes. Cam plate 4 centered on shaft 5
When is swung counterclockwise, the guide arm 13 slidably fitted in the cam groove 7 when the slide piece 15 is located at the left end of the cam plate, its arm 13a is centered around the shaft 12. When the cam plate 4 swings clockwise, the guide arm 13 pivots in the opposite direction to the traverse width when the cam plate 4 swings clockwise. To increase. In FIG. 2, the movement of the interlocking arm 23 is restricted by the movements of the synchro cam 19, the creeping cam 20, and the connecting rod 24. The narrow traverse width and the wide traverse width are repeated to prevent the height of the ear and the tapered end package. Is formed.

The guide block 11 of the traverse guide 10 described above has a cam shoe 14 and engages with the guide groove 1a of the traverse drum 1 to slide. The guide block 11 of the traverse guide 10 is loosely fitted to the guide rod 3 and reciprocates. Traverse guide
The guide arm 13 of 10 has a slide piece 15 and engages with the cam groove 7 of the cam plate 4 to slide. As described above, the traverse guide 10 has many sliding parts at high speed and requires oil lubrication. Therefore, as shown by the lead line in FIG. 2, an oil splash plate 31 is fixedly installed at the end of the traverse drum 1, and the outer peripheral portion of the oil splash plate 31 is dipped in the oil 32 in the box 2 which also serves as an oil tank. By rotating while rotating, the oil 32 is scattered to supply oil to the above-mentioned sliding portion.

[Problems to be solved by the device]

By the above-mentioned oil supply to the traverse guide, oil is scattered other than the sliding portion. In particular, the oil scattered on the guide arm 13 leaks out of the box 2. Therefore, as shown in FIG. 4, the guide arm 13 is provided with a bent portion 13d to improve oil drainage and to be covered with the front plate 8 and the like. There was a problem in that it was not possible to prevent the oil that was swept away in step 2 from gradually leaking out of the box 2.

The present invention has been made in view of the above problems of the prior art, and an object of the present invention is to provide a traverse provided with a traverse guide that runs well even when lubricated by an oil splash plate. It is intended to provide a device.

[Means for Solving the Problems]

A traverse guide in a yarn traverse device that achieves the above-mentioned object is a box that also serves as an oil tank, a traverse drum rotatably supported in the box, and a traverse traverses by engaging with a guide groove of the traverse drum. A traverse device for a yarn comprising a guide and an oil splashing plate that rotates together with the traverse drum, wherein the traverse guide has a protrusion from the inside of the box to the outside of the box and a yarn guide at the tip of the protrusion. In order to prevent the oil scattered by the rotation of the oil splash plate from reaching the outside of the box via the protruding portion of the traverse guide, an oil cutting groove that traverses the protruding portion in the traverse direction is provided inside the box of the protruding portion. The oil draining groove is provided at the position of, and has both end portions facing the inside of the box.

[Action]

The oil scattered by the rotation of the oil splashing plate tries to reach the outside of the box through the protruding part of the traverse guide, but it is provided at the position of the protruding part inside the box and is blocked by the oil drain groove that traverses the protruding part in the traverse direction. Then, the oil collects in the oil drain groove. When the oil has accumulated to some extent, it is splashed from the end when the traverse of the traverse guide is switched, but it is splashed into the box because both ends of the oil spilling groove are directed into the box.

〔Example〕

 Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a view showing a guide arm of a traverse guide of the present invention. FIG. 1 (a) is a top view and FIG. 1 (b) is a side view. The structure of the guide arm 13 is the same as that described with reference to FIGS. 3 and 4, and the portions that perform the same operation are denoted by the same reference numerals and the description thereof will be omitted. 3 and 4
What is different from the one shown in the figure is that an oil drain groove 35 is provided in the protrusion 13c.

In FIG. 1 (b), the upper surface 33 of the protruding portion 13c slides on the lower surface of the front plate 8 with no gap, and
The lower surface 34 of c is a space inside the front plate 8. A plurality of oil drain grooves 35 (three in the illustrated example) are provided across the upper surface 33 of the protrusion 13c in the traverse direction.
The cross section of the oil drain groove 35 is a V-shaped cross section formed by a vertical line and an inclined line inwardly of the box 2. Fig. 1 (a)
, The oil drain groove 35 is curved, and both ends 35a thereof are
Is inclined in the direction toward the inside of the box 2.

The operation of the oil drain groove 35 having the above structure will be described below. When the guide arm 13 reciprocates, oil is supplied from the oil scattering plate to each sliding portion of the traverse guide. In FIG. 1 (b), part of the oil is transmitted through the arm 13a and the front plate 8
It also scatters inside. Then, oil or the like scattered between the upper surface 33 of the protruding portion 13c and the lower surface of the front plate 8 is about to be swept away, but the oil is temporarily stored in the oil drain groove 35,
Further leakage is prevented. In FIG. 1 (a), the oil stored in the oil shaving groove 35 is ejected in the direction when the guide arm 13 changes its direction from one direction to another, and the direction is changed when the guide arm 13 changes its direction from one direction to another. Be skipped by. This splashed oil returns to the inside of the box 2 via the front plate 8.

The oil drain groove 35 described above can be provided not only on the upper surface of the protrusion but also on the lower surface. Also, the curved oil drain groove
The shape is not limited to 35 and may be an inverted V shape.

[Effect of device]

The traverse guide in the yarn traverse device of the present invention prevents the oil that tries to reach the outside of the box through the protruding portion of the traverse guide by blocking the oil in the oil cutting groove and collects the oil in the groove, and further changes the traverse of the traverse guide. Since it is made to fly from both ends of the groove into the box at the time, there is a practical effect that oil leakage from the traverse guide to the outside of the box through the protruding portion can be prevented with a simple structure.

[Brief description of drawings]

FIG. 1 is a view showing a guide arm of a traverse guide of the present invention, FIG. 2 is a perspective view of a traverse device, and FIG.
FIG. 4 is a view on arrow B, and FIG. 4 is a sectional view taken along the line AA of FIG. 1 ... traverse drum, 2 ... box, 3 ... guide rod,
10 ... Traverse guide, 14 ... Cam shoe, 16 ... Thread guide, 31 ... Oil splash plate, 35 ... Oil drain groove, 35a ... Both ends.

Claims (1)

[Scope of utility model registration request] 1. A box that also serves as an oil tank, a traverse drum that is rotatably supported in the box, a traverse guide that reciprocates by engaging with a guide groove of the traverse drum, and a traverse drum. A traverse device for a yarn, comprising a rotating oil scattering plate, wherein the traverse guide has a protruding portion extending from the inside of the box to the outside of the box and a thread guide at the tip of the protruding portion. The oil drain groove that traverses the protrusion in the traverse direction is provided at a position within the box of the protrusion so as to prevent the oil scattered by the rotation of the traverse guide from reaching the outside of the box through the protrusion. A traverse guide in a yarn traverse device, characterized in that the groove has both ends facing the inside of the box.