JPH0424277A - Texture straightening roller - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The second invention relates to a texture correction roller for correcting the texture of a heat-treated fabric that is transported by a tenter chain and passed through a heat treatment chamber.

[Prior Art] As a conventional grain correction roller, for example, the
Some of these are disclosed in Japanese Utility Model Publication No. 5516 and Japanese Utility Model Publication No. 56-8954.

The former grain correction roller is arranged between a feed roll and a sliding roll for a tenter chain for transporting the cloth toward a heat treatment chamber.

The texture correction roller corrects the texture of the cloth before it is moved toward the heat treatment chamber.

The latter grain straightening roller has several steel strips stretched parallel to the shaft between a pair of end plates on the rotating shaft to form a substantially cylindrical body, and a soft elastic jacket tube is attached to this. A sliding tube that slides along the outer periphery of the rotating shaft in the longitudinal direction is provided, and a guide piece of the bottom whose surface is inclined with respect to the axial direction is arranged in the longitudinal direction on the outer periphery of the sliding tube. The degree of inclination is gradually increased from both ends to the center, and a trochanter is provided on the inner surface of each steel strip in contact with and supported on the surface of each guide piece.

Then, by moving the sliding tube in the axial direction, the trochanter is rolled on the inclined surface of the guide piece to expand the steel strip and the jacket tube, and the outer surface of the expanded jacket tube is The curvature of the grain of the cloth is corrected by transporting the cloth.

[Problems to be Solved by the Invention] However, the two conventional grain correction rollers described above have the following problems.

That is, since the former grain straightening roller is disposed at the front side of the tenter chain that transports the cloth toward the heat treatment chamber, it is difficult to accurately straighten the grain of the cloth that is bent during transportation by the tenter chain. could not.

On the other hand, the latter grain correction roller has a complicated structure, as is clear from the above-mentioned structure.

An object of the present invention is to solve the above-mentioned conventional problems.

That is, by disposing it between the cloth conveyance between the conveyance side of the tenter chain and the cloth conveyance means, it is possible to accurately straighten the grain of the cloth that has been bent due to being conveyed by the tenter chain, and the structure is simple. It is an object of the present invention to provide a texture correction roller.

[Means for Solving the Problems] The present invention provides a grain straightening roller for straightening the grain of a heat-treated cloth that is transported by a pair of left and right tenter chains and passed through a heat treatment chamber, A compressed air feeding path is provided within the roller body, and is disposed between the cloth transporting section of the tenter chain on the exit side of the chamber and the cloth conveying means. It is made up of an elastic body for straightening the texture that is expanded to a mid-height shape by compressed air sent into the entryway.

[Operation] By feeding compressed air into the compressed air feeding path provided in the roller body, the elastic body disposed around the outer periphery of the roller body is expanded to a medium height shape.

The grain of the cloth is corrected during the cloth transfer between the conveyance side of the tenter chain on the exit side of the heat treatment chamber and the cloth conveyance means by the elastic body expanded to a medium height.

[Example 7] Examples of the grain correction roller according to the present invention will be described below based on the drawings.

Figure 1 shows the state of the elastic body in the grain correction roller before it bulges, Figure 2 shows the state of the elastic body when it is bulged, and Figure 3 shows a longitudinal section of the grain correction roller. FIG. 4 shows the location of the grain correction roller in the delivery device.

Two cloth grain correction rollers 1 of the present invention are provided between a cloth conveyance section between a cloth conveyance tenter chain 3 on the exit side of a heat treatment chamber 2 for heat-treating cloth in a conveyance device and a cloth conveyance means 4. It is arranged.

Incidentally, the number of the grain correction roller 1 may be one.

The cloth delivery means 4 includes a shake-off roll 41, a packet 42 disposed on the front end side of the shake-off roll 41 in the cloth transport direction,
It is provided with a guide plate 43 that is slid according to the moving direction of the packet 42, and an unloading box 44 arranged below the guide plate 43.

The grain correction roller 1 consists of a hollow cylindrical roller body 13 having rotating shafts 11 and 12 rotatably supported by bearings (not shown) at both ends, and two layers of rubber arranged around the outer periphery of the roller body 13. The elastic body 14.14 is provided.

Note that this elastic body 14.14 is not limited to rubber, but may be made of other elastic materials.

A compressed air feed path 15 is provided from one rotating shaft 11 to the inside of the roller body 13 to feed compressed air sent out from the compression pump 5.

Furthermore, a plurality of compressed air ventilation small holes 131 communicating from the compressed air feed path 15 to the back surface of the front b2 elastic body 14 are provided in the approximately central portion of the barrel of the roller body I3 in the axial direction. The compressed air passing through the small holes 131 shapes the elastic bodies 14 and 14 into a medium and high shape.

Note that the small holes 131 are not limited to the approximately central portion in the axial direction of the body of the roller body 13, but may be provided at one or more locations at appropriate locations on the body.

The elastic body 14.14 is attached to a fixing belt 16.14 disposed at both ends.
16, both ends of which are fixed to the roller body 13.

In FIG. 3, reference numeral 6 denotes a grain sensor for detecting the bending of the grain of the cloth N, and is disposed between the grain correction roller 1 and the cloth conveying means 4 during cloth transport.

The degree of curvature of the grain of the cloth N is detected by the grain sensor 6, and the amount of compressed air sent into the compressed air feed path 15 is automatically adjusted in accordance with this detection.

By adjusting the amount of compressed air, the overall shape of the elastic body 14, 14 is adjusted depending on the degree of bending of the grain of the cloth.

Note that the grain sensor 6 is not limited to the above-mentioned location, but may be provided on the front side of the grain correction roller 1 in the cloth transport direction.

Furthermore, it is also possible to visually check the degree of curvature of the grain of the cloth N without providing the grain sensor 6, and adjust the amount of compressed air fed accordingly.

In FIG. 4, reference numerals 7, . . . indicate a plurality of guide rollers arranged between the cloth conveyors.

Next, the process of transporting the cloth N and the action of the grain correction roller 1 will be explained based on the above configuration.

The cloth N, which has been transferred by the tenter chain 3 and heat-treated in the heat treatment chamber 2, has its grain straightened by the cloth straightening rollers 1, 1, and then is further guided by the guide rollers 7 and transported forward, so that the cloth N is It is shaken off by the shake-off roll 41 of the carry-out means 4, shaken back and forth by the packet 42, guided by the guide plate 43, and carried out in a folded state into the carry-out box 44.

In the texture correction roller 1, an elastic body 14.14 arranged around the outer periphery of the roller body 13 is fed out from the compression pump 5 with the feeding amount adjusted according to the degree of bending of the texture of the cloth N by the texture sensor 6, and compressed. The compressed air is fed into the air feed path 15 and passed through the small holes 131 in the body of the roller body 13, causing it to swell to a medium height.

Due to the expansion of the elastic bodies 14.14, the curvature of the grain of the cloth N is accurately corrected.

FIG. 5 shows another example of the texture correcting roller l, which includes one elastic body 14.
are arranged around the outer periphery of the roller main body 13 having a medium-high cylindrical shape.

In the above embodiment, the roller body 13 of the grain correction roller l is described as having a medium-high cylindrical shape. A compressed air feed path 15 may be provided inside.

[Effects of the Invention] As explained above, according to the present invention, the grain straightening roller is provided between the cloth conveying means and the conveying side of the tenter chain on the exit side of the heat treatment chamber and the cloth conveying means. , it is possible to accurately straighten the fabric grains that are bent during fabric transport by the tenter chain.

In addition, the grain straightening roller or the roller main body with a compressed air feeding path inside, and the elasticity that is formed into a medium-high shape by the compressed air fed into the compressed air feeding path arranged around the outer periphery of the roller main body. Since it is composed of a body and a body, it has advantages such as a simple structure.

[Brief explanation of drawings]

Fig. 1 is a sectional view of an embodiment of the texture correction roller according to the present invention before the elastic body is bulged; Fig. 2 is a sectional view when the elastic body is bulged; Fig. 3 is a vertical sectional view of the texture correction roller. , FIG. 4 is an explanatory diagram showing the arrangement location of the grain correction roller, and FIG. 5 is a sectional view showing the grain correction roller separately. [Explanation of symbols] 1... Grain correction roller 2... Heat treatment chamber 3... Tenter chain 3... Roller main body 4... Elastic body 5・・・・・・Compressed air feed line Patent applicant Hirano Techside Co., Ltd.

Claims (1)

[Scope of Claims] 1. A grain correction roller for correcting the curvature of the grain of a heat-treated cloth by passing through a heat treatment chamber with its edges held by a pair of left and right tenter chains, the grain correction roller The roller is disposed between the cloth transfer section between the tenter chain conveyance section on the exit side of the heat treatment chamber and the cloth conveyance means, and is provided with a compressed air feeding path inside the roller body, and on the outer periphery of the roller body. A texture correction roller characterized in that an elastic body for texture correction is disposed that is expanded to a medium-height shape by compressed air sent into the compressed air feed path.