JP2014009416A - Loom control panel cooling device and loom with the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a cooling device to be provided which can prevent failure of a loom control panel by supplying clean air into the control panel thereby cooling the inside of the control panel.SOLUTION: The cooling device comprises: a releasing pipe part 61 to be inserted into a casing 53 of a control panel 31; a solenoid valve 63 provided on an end of the releasing pipe part 61; a pipe part 65 the one end of which is connected to a second air tank 27 of a loom 5 and the other end of which is connected to the solenoid valve 63; a control part 67 to control opening and closing of a stop valve 63 (the solenoid valve 63); and a temperature sensor 69 which is connected to the control part 67 and detects temperature in the casing 53 of the control panel 31. The second air tank 27 is connected to a compressor 29. When the temperature in the casing 53 exceeds the predetermined upper limit temperature, the solenoid valve 63 is opened to supply compressed air in the second air tank 27 to the releasing pipe part 61 through the pipe part 65 and the solenoid valve 63, and the air is supplied from releasing holes of the releasing pipe part 61 to the inside of the casing 53 to cool it.

Description

  The present invention relates to a cooling device for a control panel of a loom and a loom equipped with the same.

  The loom is automatically controlled by a control panel. In that case, a fan is conventionally provided in the case of the control panel, and outside air (air in the factory) is taken into the case to cool a substrate and the like provided in the case.

  However, because the air in the factory contains dust such as lint, this dust may enter the control cabinet with the air and may block the exhaust of the control cabinet. . If the exhaust port of the housing is blocked, air does not flow, the temperature in the control panel rises, the substrate or the like breaks down, and the loom may stop.

  The problem to be solved by the present invention is to provide a loom capable of reliably cooling the inside of the control panel by supplying clean air into the control panel of the loom.

  The present invention has been made to solve the above-mentioned problems, and the invention according to claim 1 is a discharge pipe portion inserted into a housing of a control board of a loom and having an air discharge hole, and the discharge pipe. A control panel for a loom, comprising: an on-off valve provided at one end of the section; and a pipe portion having one end connected to the compressed air storage tank of the loom and the other end connected to the on-off valve. It is a cooling device.

  The invention according to claim 2 is the cooling device for the control panel of the loom according to claim 1, further comprising a timer device for setting an opening time and a closing time of the on-off valve.

  The invention according to claim 3 further includes a temperature sensor for detecting a temperature in the casing, and the on-off valve opens when the temperature in the casing reaches a predetermined upper limit temperature. A cooling device for a control panel of a loom according to claim 1 or claim 2.

  The invention according to claim 4 is the cooling device for the control panel of the loom according to claim 1, wherein the on-off valve is a manual valve capable of adjusting a flow rate.

  The invention according to claim 5 is a loom to which the cooling device according to any one of claims 1 to 4 is attached.

  Further, the invention according to claim 6 is a loom automatically controlled by a control panel, wherein a main nozzle that injects the weft yarn by air, a sub nozzle that blows air to the weft yarn injected from the main nozzle, and the main A compressed air storage tank connected to one or both of the nozzle and the sub nozzle, a compressor for supplying compressed air to the compressed air storage tank, and a discharge pipe inserted into the casing of the control panel and having an air discharge hole And an open / close valve provided at one end of the discharge pipe, and a pipe connected at one end to the compressed air storage tank and connected at the other end to the open / close valve. It is a loom.

  ADVANTAGE OF THE INVENTION According to this invention, the cooling apparatus which can supply the clean air in the control panel of a loom, can cool the inside of a control panel reliably, and can prevent failure of a control panel can be provided.

It is a perspective view which shows Example 1 of the cooling device of this invention. It is a schematic perspective view which shows an example of the loom to which the cooling device of FIG. 1 is applied. It is a block diagram which shows the loom to which the cooling device of FIG. 1 was applied. It is a schematic perspective view which shows the 1st air tank of a loom. It is a schematic perspective view which shows the 2nd air tank of a loom. It is a perspective view which shows the state with which the cooling device of FIG. 1 was attached to the control panel. It is a figure which shows Example 2 of the cooling device of this invention.

  Hereinafter, embodiments of a cooling device for a control panel of a loom according to the present invention will be specifically described with reference to the drawings.

  FIG. 1 is a perspective view showing a first embodiment of the cooling device of the present invention.

The cooling device 1 according to the first embodiment cools a control panel of an automatic loom with air, and is particularly preferably applied to an air jet loom.
Below, the case where the cooling device 1 of a present Example is attached to the existing or existing loom is demonstrated. That is, an example in which the cooling device 1 is retrofitted to the loom will be described.

  First, an example of an air jet loom to which the cooling device of the first embodiment is applied will be described.

FIG. 2 is a schematic perspective view showing an example of a loom to which the cooling device of this embodiment is applied.
FIG. 3 is a configuration diagram showing a loom to which the cooling device of the present embodiment is applied.

  The loom 5 includes a beam (not shown) around which the warp 7 is wound, a reed (not shown) through which the warp 7 drawn from the beam is passed, and a reed 9 through which the warp 7 from the reed is passed, The warp yarn 7 is divided into upper and lower portions by a scissors, and after the weft yarn 13 passes between them, the weft yarn 13 is beaten by the scissors 9 and the warp yarn 7 and the weft yarn 13 are incorporated. It is done.

  The loom 5 also includes a main nozzle 21 for injecting the weft 13 by air, a plurality of sub nozzles 23 for pulling the weft 13 injected from the main nozzle 21 by relay injection, and a first for supplying compressed air to the main nozzle 21. In addition to the air tank 25, the second air tank 27 that supplies compressed air to the sub nozzle 23, the compressor 29 that supplies compressed air to the first air tank 25 and the second air tank 27, a control panel 31 is provided.

  Further, in the illustrated example, compressed air is supplied from the compressor 29 to the tanks 25 and 27 via the dehumidifier 33.

FIG. 4 is a schematic perspective view showing a first air tank of the loom.
FIG. 5 is a schematic perspective view showing a second air tank of the loom.
FIG. 6 is a perspective view showing a state in which the cooling device of this embodiment is attached to the control panel.

The first air tank 25 is provided with a plurality of cylindrical air outlets 37 projecting outward on the outer periphery thereof, and the main nozzle 21 is connected to one of them through an electromagnetic valve 39.
A cap 41 is screwed into each air outlet 37 of the first air tank 25 that is not used.

The second air tank 27 has a circular tube shape and is disposed along the width direction of the loom 5.
The second air tank 27 is provided with a plurality of cylindrical air outlets 43 that are spaced apart in the axial direction and project outward in the outer peripheral portion thereof.
The sub nozzle 23 is connected to an air outlet 43 of the second air tank 27 via an electromagnetic valve 47.
A cap 49 is screwed into each of the unused air outlets 43.

The weft 13 is sent from one end in the width direction of the loom to the other end by the main nozzle 21 and the sub nozzle 23.
Specifically, compressed air is supplied from the compressor 29 to the first air tank 25, and further, this compressed air is supplied to the main nozzle 21 via the electromagnetic valve 39, and the weft 13 is moved in the width direction of the loom 5 by the main nozzle 21. It is injected from one end side (left side in FIG. 2) and proceeds between warps divided up and down by a heel.
The wefts 13 injected by the main nozzle 21 are successively blown by the sub nozzles 23 to which compressed air is supplied from the second air tank 27, and reach the other end in the width direction of the loom 5 (right side in FIG. 2).

  The control panel 31 is configured such that the substrate 55 and the like are disposed inside the housing 53 and controls the operation of the loom 5. For example, the solenoid valves 39 and 47 to which the nozzles 21 and 23 are connected are controlled.

  As shown in FIGS. 1 and 3, the cooling device 1 according to the first embodiment includes a discharge pipe portion 61 that is inserted into the casing 53 of the control panel 31, and an on-off valve provided at one end of the discharge pipe portion 61. 63, a pipe 65 having one end connected to the second air tank 27 of the loom 5 and the other end connected to the on-off valve 63, a control unit 67 for controlling the opening / closing of the on-off valve 63, and the control unit 67 A temperature sensor 69 that is connected and detects the temperature in the casing 53 of the control panel 31 is provided in the main part. In the present embodiment, the control unit 67 includes a timer device 71.

  The discharge pipe portion 61 is an elongated circular tube, and a plurality of holes communicating with the inside and the outside are formed on the outer peripheral surface of the discharge pipe portion 61 in the axial direction, and the outer periphery of the hole projects in a cylindrical shape outward in the radial direction. Thus, a discharge hole 73 is formed. The discharge pipe portion 61 is inserted into the housing 53 of the control panel 31 with one end thereof connected to the on-off valve 63.

  In this embodiment, the on-off valve 63 is an electromagnetic valve.

  The pipe portion 65 has a flexible tube shape, and one end portion thereof is fitted into the air outlet 43 of the second air tank 27 and attached, and the other end portion is connected to the electromagnetic valve 63.

In the present embodiment, the electromagnetic valve 63 and the control unit 67 connected thereto are accommodated in a box 77, and the box 77 is placed on the control panel 31.
That is, in this embodiment, an insertion hole of the discharge pipe portion 61 is formed in the upper wall of the casing 53 of the control panel 31, and the discharge pipe portion 61 is inserted into this insertion hole, and a box is formed on the upper wall of the casing 53. 77 is held. And the discharge pipe part 61 is arrange | positioned in the state suspended from the upper wall of the housing | casing 53. FIG.

  The box 77 is provided with, for example, a liquid crystal screen portion 81 and a plurality of buttons B1 to B5, which allow the timer device 71 to be set and various temperatures to be set.

  Thus, in the state where the cooling device 1 of the first embodiment is attached to the loom 5, the compressed air supplied from the compressor 29 to the second air tank 27 is opened by the pipe portion 65 by opening the electromagnetic valve 63. To the electromagnetic valve 63 and further to the discharge pipe 61. Then, compressed air is supplied into the casing 53 of the control panel 31 from the discharge hole 73 of the discharge pipe portion 61, and the inside of the casing 53 is cooled. In the first embodiment, the other end (lower end in FIG. 1) of the discharge pipe portion 61 is open, and air is also supplied from the other end 61a.

The compressed air supplied from the compressor 29 to the second air tank 27 does not include waste such as lint, and is further dehumidified by the dehumidifier 33, so that the casing 53 of the control panel 31 has a dehumidifier. Clean and dry compressed air is supplied, and dust does not accumulate in the housing 53.
As a result, the filter provided at the exhaust port of the casing 53 is not clogged, and the temperature of the substrate 55 does not rise because air passes through the casing 53. Therefore, failure of the substrate 55 due to temperature rise does not occur, and the loom 5 does not stop.

In the first embodiment, the control unit 67 is provided with a timer device 71. With the timer device 71, the opening time and closing time of the electromagnetic valve 63 can be set. As a result, for example, a cycle in which compressed air is continuously ejected for 1 minute and stopped for 2 minutes can be set, and the timing of the ejection and stop of compressed air can be appropriately changed.
As described above, the opening time and the closing time of the electromagnetic valve 63 are set by the timer device 71, and the compressed air is appropriately supplied into the housing 53 of the control panel 31. Temperature rise can be prevented. The opening time and closing time of the electromagnetic valve 63 can be set by buttons B1 to B5 provided on the box 77.

In the first embodiment, the temperature sensor 69 that detects the temperature in the housing 53 is connected to the control unit 67, so that the electromagnetic valve 63 is opened and closed based on the temperature in the housing 53 of the control panel 31. Thus, the temperature rise in the housing 53 can be prevented.
Specifically, when the temperature in the casing 53 of the control panel 31 exceeds a predetermined upper limit temperature, the electromagnetic valve 63 is opened and compressed in the casing 53 until the temperature in the casing 53 falls to a predetermined temperature. It is possible to adopt a configuration in which the solenoid valve 63 is closed when air is supplied and the temperature in the housing 53 drops to a predetermined temperature.

For example, when the inside of the casing 53 of the control panel 31 reaches 60 ° C., the electromagnetic valve 63 is opened to supply the compressed air from the second air tank 27 into the casing 53, and the inside of the casing 53 is 40 ° C. If it becomes below, it can be set as the solenoid valve 63 is closed and the supply of compressed air is stopped.
The upper limit temperature in the casing 53 that opens the electromagnetic valve 63 and the temperature at which the electromagnetic valve 63 is closed after compressed air is supplied into the casing 53 are the buttons B1 to B5 provided in the box 77. It is possible to set with.

  In the first embodiment, by using the existing air tank 27 provided in the loom 5, it is possible to newly install the cooling device 1 that cools the control panel 31 without increasing the number of compressors, air tanks, and the like. When the cooling device 1 of the first embodiment is attached to the control panel 31 of the existing or existing loom 5, the external filter 90 is installed at the exhaust port provided in the casing 53 of the control panel 31. preferable.

Next, a second embodiment of the cooling device of the present invention will be described.
The cooling device 1 according to the second embodiment has basically the same configuration as the cooling device 1 according to the first embodiment. Therefore, in the following, description will be made focusing on the different parts of the both, and corresponding portions will be described with the same reference numerals.

  FIG. 7 is a diagram showing a second embodiment of the cooling device of the present invention, and shows a state where the cooling device is attached to the control panel.

  The cooling device 1 according to the second embodiment includes a discharge pipe portion 61 inserted into the casing 53 of the control panel 31, an on-off valve 91 connected to one end portion of the discharge pipe portion 61, and one end portion of the loom 5. The main portion includes a pipe portion 65 connected to the second air tank 27 and having the other end portion connected to the on-off valve 91.

The on-off valve 91 of the second embodiment is a flow rate adjustment valve (speed controller) that can manually adjust the air flow rate.
In the illustrated example, the flow rate of the compressed air supplied from the second air tank 27 to the discharge pipe part 61 through the pipe part 65 can be adjusted by manually rotating the knob 93 of the on-off valve 91.

  In the second embodiment, for example, a thermometer is arranged in the casing 53 of the control panel 31 so that the temperature in the casing 53 can be confirmed, and the temperature in the casing 53 exceeds a predetermined upper limit temperature. In the case that the valve 93 is turned, the on-off valve 91 is opened by rotating the knob 93 by hand. Then, compressed air is supplied into the casing 53 to cool the control panel 31. When the temperature in the casing 53 drops to a predetermined temperature, the knob 93 is rotated to close the on-off valve 91.

The cooling device for the control panel of the loom of the present invention is not limited to the configuration of each of the above embodiments, and can be changed as appropriate.
For example, in the first embodiment, both the timer device and the temperature sensor are provided, but only one of them may be used.
In the first embodiment, the on-off valve 63 is an electromagnetic valve, but it may be an electric valve.

  In each of the above embodiments, the pipe portion 65 is connected to the second air tank 27 of the loom 5 and compressed air is supplied to the control panel 31. However, the pipe portion 65 is connected to the first air tank 25 of the loom 5. The compressed air may be supplied to the control panel 31.

Furthermore, in each of the above-described embodiments, the configuration in which the cooling device of the present invention is attached to an existing loom has been described, but it goes without saying that the configuration may be such that the cooling device of the present invention is attached to the loom from the beginning.
The configuration of the loom can be changed as appropriate, and the configuration is not particularly limited as long as the compressed air can be taken out from the air tank in which the compressed air is stored.

  In each of the above embodiments, the discharge pipe portion 61 is provided with a plurality of discharge holes 73. However, the compressed air may be supplied only from the other end 61a of the discharge pipe portion 61 (the lower end in FIGS. 1 and 7). The configuration of the discharge pipe portion 61 can be changed as appropriate.

DESCRIPTION OF SYMBOLS 1 Cooling device 5 Weaving machine 21 Main nozzle 23 Sub nozzle 25 First air tank 27 Second air tank 29 Compressor 31 Control panel 61 Release pipe part 63 On-off valve 65 Pipe part 67 Control part 69 Temperature sensor

The present invention has been made to solve the above-mentioned problems, and the invention according to claim 1 is a discharge pipe portion inserted into a housing of a control board of a loom and having an air discharge hole, and the discharge pipe. one end portion off valve provided in the section, is connected to a second compressed air storage tank at one end loom, and a pipe portion which the other end is connected to the on-off valve, said loom, air weft A main nozzle that injects the air, a sub-nozzle that blows air onto the wefts that are injected from the main nozzle, a first compressed air storage tank to which the main nozzle is connected, and a plurality of air outlets. The sub-nozzle connected to the air outlet of the second compressed air storage tank, and the first compressed air storage tank and the compressor for supplying compressed air to the second compressed air storage tank, the pipe section One end of , Of the air outlet of the second compressed air storage tank, a control panel of the cooling device of the loom, characterized in that connected to the air outlet of the sub-nozzle is not connected.

Further, the invention according to claim 6 is a loom automatically controlled by a control panel, wherein a main nozzle that injects the weft yarn by air, a sub nozzle that blows air to the weft yarn injected from the main nozzle, and the main a first compressed air storage tank which nozzle is connected, a plurality of air outlet, and a second compressed air storage tank where the sub-nozzle in a part of the air outlet of which is connected, this first compression A compressor that supplies compressed air to the air storage tank and the second compressed air storage tank, a discharge pipe portion that is inserted into the casing of the control panel and has an air discharge hole, and one end portion of the discharge pipe portion. off valve, it is connected one end to the second compressed air storage tank, and a pipe portion which the other end is connected to the on-off valve, one end of the tube portion, the second compressed air storage tank Wherein among the air outlet, a loom, characterized in that it is connected to the air outlet of the sub-nozzle is not connected.

Claims (6)

A discharge pipe part inserted into the housing of the control panel of the loom and having an air discharge hole;
An on-off valve provided at one end of the discharge pipe,
A lobe control panel cooling apparatus, comprising: a pipe portion having one end connected to a compressed air storage tank of the loom and the other end connected to the on-off valve. The cooling device for a control panel of a loom according to claim 1, further comprising a timer device that sets an opening time and a closing time of the on-off valve. A temperature sensor for detecting the temperature in the housing;
The cooling device for a control panel of a loom according to claim 1 or 2, wherein the on-off valve opens when a temperature in the casing reaches a predetermined upper limit temperature. The cooling device for a control panel of a loom according to claim 1, wherein the on-off valve is a manual valve capable of adjusting a flow rate. A loom having the cooling device according to any one of claims 1 to 4 attached thereto. A loom automatically controlled by a control panel,
A main nozzle that injects the weft yarn by air;
A sub nozzle that blows air onto the wefts injected from the main nozzle;
A compressed air storage tank connected to one or both of the main nozzle and the sub nozzle;
A compressor for supplying compressed air to the compressed air storage tank;
A discharge pipe portion inserted into the casing of the control panel and having an air discharge hole;
An on-off valve provided at one end of the discharge pipe,
A loom having one end connected to the compressed air storage tank and the other end connected to the on-off valve.

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