KR101974939B1 - Tenter machine with autofilter - Google Patents

Abstract

The present invention relates to a fiber drying and setting device which improves a filter structure thereof so that hot wind blown out from an upper and lower hot air blowing duct side can be uniformly introduced into a filter member side of an autofilter without temperature deviation in each chamber, and which is equipped with the autofilter having an improved structure so as to prevent foreign matters or debris from being stuck between the filter member and a passive filter.

Description

[0001] TENTER MACHINE WITH AUTOFILTER [0002]

[0001] The present invention relates to a fiber drying setting device having an automatic filter device, and more particularly, to a filter drying device for improving the filter structure of a fiber drying setter, in which a hot wind blown from the upper and lower hot- To a filter drying device having an improved filter structure so as to prevent dust and debris from being trapped between the filter member and the passive filter.

Generally, the processing of fabric fabrics such as woven fabrics or knitted fabrics includes a heat setting process performed as a pre-dyeing process, a drying process performed as a post-dyeing process, And a shrinking process. A tenter machine is mainly used as a device for carrying out such a process.

A conventional tenter device includes a chamber having a fabric fabric horizontally passing through the upper space and having fabric fabric inlet and fabric fabric outlet at the upstream side and the downstream end of the fabric in the conveying direction; A hot air generating duct disposed in a lower space of the chamber; A heater coupled to one side of the hot air generating duct; A hot air supply duct connected to the other side of the hot air generating duct and extending upward and having a plurality of hot air outlets opened on the upper side toward the one side of the hot air generating duct; An upper and a lower hot air spray nozzle coupled to a surface of the nozzle body facing the fabric end, and having a plurality of nozzle holes; The air in the chamber is sucked through the heater and the hot air generating duct to blow air into the hot air blowing nozzle through the hot air supply duct to blow hot air through the nozzle hole of the hot air blowing nozzle, And an air blower for blowing air to the upper and lower surfaces of the blower.

The entire length of the chamber is determined in accordance with the feed rate and processing conditions in the processing of the fabric raw material. The chamber is constructed by connecting a plurality of unit chambers having a length equal to the entire length. The cloth fabric inlet and the fabric fabric outlet are respectively provided in upper and lower end unit chambers provided at upper and lower ends of the unit chambers.

When performing the heat setting process, the drying process and the shrinking process by the conventional tenter device, when the blower and the heater are operated while the fabric is transferred, air in the chamber is sucked into the hot air generating duct through the heater by the blower, The heated air is heated by heat exchange with the heater to generate hot air of about 180 to 220 ° C. The generated hot air is supplied to the inside of the hot air spray nozzle through the hot air supply duct by the blower.

The hot air supplied to the inside of the hot air jetting nozzle is sprayed on the upper and lower surfaces of the fabric through a plurality of nozzle holes formed in the nozzle plate of the hot air jetting nozzle to perform a heat setting process, a drying process or a shrinking process.

Prior art related to the hot air supply of existing tenter machines is disclosed in Korean Patent Registration No. 10-0613898 entitled " Hot Air Supply and Distribution Structure of Tenter Machine " (Registered Date: August 10, 2006) A circulation fan for forcedly circulating and supplying hot air to the air guide duct side, a circulation fan for circulating and supplying the hot air to the air guide duct side, a circulation fan for circulating the hot air to the air guide duct side, A duct member for guiding the air recovered in the chamber to the circulating fan side and a heating member for reheating air to be guided through the duct member, wherein the air guide duct comprises a circulation fan An upper branch duct and a lower branch duct for branching hot air forcedly transferred and guided to the upper and lower hot air blowing ducts, respectively, The branch duct is to achieve a guide channel of the same cross-shape and length by the intermediate partition wall.

Other prior art related to conventional tentering machines are disclosed in Korean Patent Application No. 10-1497960 entitled " Hot Air Supply Device for Fiber Drying Setting Device " (Registered on Feb. 25, 2015) A duct member connected to the duct member and partitioned by an intermediate partition wall to have a first and a second guide passage and being communicated with a hot wind transmitted from the duct member, The upper and lower branch ducts are connected to the upper and lower branch ducts, respectively. The upper and lower branch ducts are connected to the upper and lower branch ducts. An upper and a lower hot air blowing duct for blowing hot air, and a hot air blower, which is rotatably disposed inside the upper and lower branch ducts, A first and a second circulating fans for blowing air to the upper and lower hot air blowing ducts and forcibly circulating the air to the upper and lower hot air blowing ducts; And first and second drive motors.

Conventional tenter machines are equipped with a conveyor-type auto filter device in addition to a passive filter for filtering hot air flowing into the return flow passage, and related prior arts include Chinese Patent Application No. 201510929540 entitled " Automatic Dust Removal Device for Tentering & (Filing date: Dec. 13, 2015), which includes a front cabinet and a rear cabinet, in which a guide roller is installed, and a drive roll is installed in the rear cabinet, Transport belt tension In the drive roll and guide rollers, both the front cabinet and the rear cabinet are equipped with adjusters and the transport belt is placed on the adjusters to stabilize the bias on the two rollers and to remove dust on the rear cabinet The dust hood of the dust removal device is installed on the belt flatness of the transport belt The escape pipe is hinged to the dust removing roller during the dust hood and connected to the escape pipe provided on the upper surface of the dust hood and the suction pipe connecting the vacuum cleaner It is through.

However, in the conventional fiber drying and setting device, after the wind, which has been changed to hot air through the warmer, is supplied to the fiber end side on the side of the lower hot air blowing duct and then returned to the blower side through the return duct, There is a fear that the temperature difference may be generated so that the left and right temperatures inside the chamber are uneven, so that uneven temperature is transferred to both left and right sides of the fabric, The conventional fiber drying and setting device may be configured to rotate the circulation fan in a process of supplying the fiber drying and setting device to the upper and lower hot air blowing duct side through the duct member that induces the hot air generated in one heater, Due to the structural characteristics of the left and right chambers in which the supply of hot air along the path is blocked by a partition Since concentrated air is supplied to the center, hot air is supplied unevenly to each part in the chamber. Therefore, when a specific portion is supplied with a relatively large amount compared to other portions, vibration occurs and the durability of the motor is lowered .

In the conventional fiber drying and setting device, since the auto filter and the heater are disposed close to each other, foreign matter or debris is trapped between the auto filter and the heater, and the heater is clogged to lose the filtering function and the flow path function There is a concern.

Korean Patent Registration No. 10-0613898 entitled " Hot Air Supply and Distribution Structure of Tenter Machine " (Registered Date: 2006.08.10) Korean Patent Registration No. 10-1497960 entitled " Hot Air Supply Device for Fiber Drying Setting Device " (Registered on Feb. 25, 2015) China Application No. 201510929540 " Automatic Dust Removal Device for Tentering Orthopedic Device " (filed on December 13, 2015)

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described problems, and its object is to improve the filter structure of a fiber drying setter so that the hot wind blown from the upper and lower hot air blowing duct side The present invention relates to a fiber drying setter having an improved filter structure so as to prevent foreign matter or debris from being trapped between a filter member and a passive filter.

Another object of the present invention is to provide a fiber drying setter provided with an improved autofilter device for controlling the movement of the filter member constituting the autofilter device in orbit rotation.

According to an aspect of the present invention, there is provided an apparatus for blowing hot air, comprising: upper and lower hot air blowing ducts having a plurality of nozzle holes formed in opposed faces facing each other for spraying hot air simultaneously at upper and lower portions of a fabric, A fiber drying setter comprising an autofilter device provided with an autofilter device in which hot air discharged from a nozzle hole of a lower hot air discharge duct is provided on a path returning to a blower side and the filter member is orbital rotated, Is formed such that a side end of a space between the upper and lower hot air blowing ducts is opened so that hot air discharged from the lower hot air blowing duct flows into the duct member through a filter member of an auto- And the duct member is provided on the upper side so as to communicate with the duct member on the lower side spaced apart, The hot air is introduced at a uniform temperature with an internal left and the right side through the return space and the intermediate housing is a guide rail for guiding the orbital rotation of the filter member to the upper formed; A left and right return space provided in the left and right chambers of the housing for opening upper and lower sides thereof and serving as a flow path for returning hot air discharged from the upper and lower hot air blowing ducts to the housing side; A heater disposed inside the housing; A passive filter fixed to the upper side of the heater; And a spacing space provided between the lower side of the filter member orbiting the upper side of the housing and the passive filter.

Wherein the filter member is guided by a guide rail of a housing provided in each of a plurality of chambers and is orbitally rotated to an upper side of each of the housings and a lower side of each of the duct members, A guide roll contacting the filter member to support the orbital rotation of the filter member, and a guide member which is in contact with the filter member, A brush member for brushing the filter member and brushing the filter member to remove dust adhering to the surface of the filter member; a meander sensor for sensing the meandering movement of the filter member and outputting the detected movement to the control unit; And a skew roll for correcting skew motion of the filter member according to a control signal of the control unit.

The heater is horizontally disposed in the housing.

The lower portion of the left and right return spaces is formed at a lower height than the upper portion of the housing.

Since the autofilter device is provided below the lower hot air blowing duct and the hot air can flow inside the chamber between the lower hot air blowing duct and the housing, uneven temperature distribution in the chamber can be prevented, In the course of the hot air having a uniform temperature flowing into the housing, foreign substances such as dust are filtered again while passing through the filter member and the passive filter of the autofilter device, and then introduced into the duct member. Thereby improving the drying efficiency with respect to the fiber fabric and minimizing the defect of the fabric during drying.

In the present invention, since a space is formed between the passive filter and the upper surface of the housing in the housing, foreign substances such as dust introduced into the housing are trapped between the filter member and the passive filter, Can be prevented.

In addition, since the filter member is orbitally rotated along the rotation of the driving roll along the lower side of the duct member and the upper side of the housing provided in each chamber in the continuous fiber drying setter in which a plurality of chambers are continuously arranged, Not only can it be applied to a continuous fiber drying setting device but also it is possible to correct the meander motion of the filter member by controlling the operation of the gravel roll on the basis of the information detected by the gravel detection sensor.

In addition, since the heater of the present invention is disposed horizontally in the interior of the housing, it is possible to make the volume compact, thereby improving the space utilization and reducing the volume of the chamber.

1 is a plan view of a fiber drying setter provided with an autofilter device according to the present invention;
2 is a sectional view taken along the line AA in Fig.
Figure 3 is a side view of Figure 2;
4 is a block diagram showing an automatic filter device according to the present invention.
5 is a perspective view of a fiber drying setter with an autofilter according to the present invention.

In the present invention, a space is provided between the filter member of the autofilter device and the passive filter in a fiber drying setter (for example, a tenter) equipped with an autofilter device to prevent foreign matter or debris from being stuck or stacked on the upper side of the heater .

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which exemplary embodiments of the invention are shown.

In the following description, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. The following terms are defined in consideration of the functions of the present invention and may vary depending on the intention or custom of the user. Therefore, the definition should be based on the contents throughout this specification. Also, to "include" an element means that it may include other elements as well, rather than excluding other elements, unless specifically stated otherwise.

1 to 5, a fiber drying setter equipped with an autofilter device according to the present invention comprises a chamber 20 constituting a fiber drying setter; The upper and lower hot air blowing ducts (100, 200), which are arranged so as to face each other in the upward and downward directions in the chamber (20) and spray hot air at the top and bottom of the fiber fabric (10) and have a plurality of nozzle holes And the filter member 710 is provided on a path that returns hot air discharged from the nozzle holes of the upper and lower hot air blowing ducts 100 and 200 to the blower 600 side, And the hot air discharged from the upper and lower hot air blowing ducts 100 and 200 flows into the duct member 500 through the filter member 710 of the auto- Air duct 200 is provided on the upper side so as to communicate with the duct member 500 on the lower side spaced apart from the lower surface of the lower hot air blowing duct 200 , The space portion 20 The hot air introduced into the chamber 20 flows through the left and right return spaces 20A and 20B and the middle portion thereof at a uniform temperature to guide the orbiting rotation of the filter member 710 A housing 300 in which a guide rail 310 is formed; The hot air discharged from the upper and lower hot air blowing ducts 100 and 200 opens to the upper and lower sides in the chambers 20 on both left and right sides of the housing 300 and is returned to the housing 300 side Left and right return spaces 20A and 20B; A heater 400 disposed inside the housing 300; A passive filter 410 fixed to the upper side of the heater 400; And a spacing space 302 provided between the lower side of the filter member 710 orbiting the upper side of the housing 300 and the passive filter 410.

Referring to FIGS. 1 and 2, the upper and lower hot air blowing ducts 100 and 200 are spaced upward and downward to form a space 202 between the lower and upper hot air blowing ducts 200 and 200, The hot air discharged through the upper and lower hot air blowing ducts 200 flows into the open side of the space portion 202 Flows uniformly in the chamber 20 in the space between the lower hot air blowing duct 200 and the filter member 710 through the upper and lower hot air blowing ducts 200 and 710, And has a flow path returning to the inside of the duct member 500.

To this end, left and right return spaces 20A and 20B are opened, the upper side and the lower side of which are opened in the chamber 20 corresponding to the left and right sides of the housing 300.

The lower portions of the left and right return spaces 20A and 20B are formed at a lower height than the upper portion of the housing 300.

The hot air exhausted to the far end side through the upper and lower hot air blowing ducts 200 returns through the left and right return spaces 20A and 20B as well as the upper half of the housing 300 in the chamber 20, The temperature of the chamber 20 can be minimized by mixing the gas into the chamber 300 while flowing into the housing 300 through the flow path.

As shown in FIG. 5, the housing 300 is integrally connected to one upper portion of the duct member 500 so as to communicate with the lower duct member 500, A guide rail 310 for guiding the orbital rotation of the filter member 710 is formed.

A heater 400 is disposed inside the housing 300 and a passive filter 410 is fixed on the heater 400.

The heater 400 functions to heat the hot air flowing in the housing 300 from the housing 300 to the duct member 500 in a horizontal direction so as not to occupy much volume inside the housing 300 do. The heater 400 is arranged in the horizontal direction, which has the advantage that the volume of the housing 300 and the chamber 20 can be made compact.

A spacing space 302 spaced apart from the lower side of the filter member 710 orbiting the upper side of the housing 300 and the passive filter 410 is formed in the housing 300.

In this case, when the distance is less than 200 mm, foreign matter such as dust, which has passed through the filter member 710 and flows into the housing 300, The volume of the housing 300 and the total volume of the chamber 20 may be increased when the thickness of the chamber 300 is more than 300 mm. There is a disadvantage that it becomes large.

4, the automatic filter apparatus 700 is guided by guide rails 310 of a housing 300 provided in each of a plurality of chambers 20, so that the upper side of each housing 300 and each duct member A driving roll 720 for orbiting the filter member 710 by a driving force of the motor in contact with the filter member 710; A tension roll 740 contacting the filter member 710 to adjust the tension of the filter member 710, a guide roll 730 contacting the filter member 710 and supporting the orbital rotation of the filter member 710, A brush member 770 which is in contact with the filter member 710 and brushes to remove dust adhering to the surface of the filter member 710 and a control unit 960 which detects the meandering movement of the filter member 710, And a filter member 710 that is input from the meandering sensor 750. [ In response to a control signal from the controller 960 according to the meandering motion includes a skew roll 760 to vary the skew correction motion of the filter element 710. The

3 and 4, the guide rails 310 of the respective housings 300 are coupled to the housing 310 so that the filter member 710 is orbited in the same direction, And has a structure formed on both left and right sides of the upper surface of the housing 300.

The brush member 770 functions to remove foreign substances such as dust adhering to the surface of the filter member 710 by a brushing operation so that the dust removed through the brushing operation is collected on the lower side of the brush member 770 A dust collector 775 is provided.

The meandering roll 760 variably calibrates the filter member 710 so as to move toward the center side based on the information input from the skew detection sensor 750 when the filter member 710 meanders.

The tension roll 740 adjusts the tension force of the filter member 710 by adjusting the height and the height of the tension member 740.

The upper portion of the filter member 710 is supported on a guide rail 310 formed on the upper side of the housing 300 and orbitally rotated and the lower portion of the filter member 710 is orbitally rotated while passing under the duct member 500.

In the fiber dryer setting device having the above-described configuration, the hot air flow passing through the heater 400 is supplied into the upper and lower hot air blowing ducts 100 and 200 by the blower 600, The hot air is supplied to the upper and lower sides of the fiber cloth 10 which is discharged through the nozzle holes of the jet ducts 100 and 200 and passes through the space portion 202, A part of the hot air is discharged to the atmosphere and the remaining part of the hot air flows in the chamber 20 to the left and right through the flow space 22 between the lower hot air blowing duct 200 and the housing 300 In addition, hot air in the chamber 20 is mixed in the left and right return spaces 20A and 20B, hot air is returned to the inside of the housing 300 at both the left and right sides, In the course of the process, Filtered through a filter member 710 of a heater 700 and then subjected to a secondary filtering through a passive filter 410 provided on the upper side of the heater 400 and then passed through a heater 400 to be heated, (500).

At this time, the filter member 710 is orbitally rotated along the upper side of the housings 300 and the lower side of the duct member 500 by the driving roll 720, and is guided by the guide roll 730, 740).

The autofilter 700 is also adapted to calibrate the centering of the filter element 710 in the serpentine roll 760 based on information sensed by the serpentine sensor 750 for centering the filter element 710 .

The automatic filter device 700 removes foreign substances such as dust adhered to the filter member 710 by a brush member 770 that contacts the filter member 710 that is a mesh network structure and performs a brushing operation It can be collected in the dust collector 775.

The hot air introduced into the duct member 500 is then supplied again to the upper and lower hot air blowing ducts 100 and 200 through the blower 600 to supply the hot air to the upper and lower sides of the fiber cloth 10 .

Accordingly, the present invention can be applied to a structure in which the automatic filter apparatus 700 is provided below the lower hot air blowing duct 200 and the inside of the chamber 20 between the lower hot air blowing duct 200 and the housing 300 can flow hot air. And the left and right return spaces 20A and 20B having upper and lower openings on both sides of the left and right sides of the housing 300 are formed to prevent uneven temperature distribution in the chamber 20, The hot air at the left and right temperatures in the main body 20 returns in the direction of the arrow shown in Fig. 2 and flows into the housing 300. In this process, the filter member 710 of the auto- Foreign matter such as dust is filtered again to be introduced into the duct member 500 and uniform hot air of a uniform temperature is returned to improve the drying efficiency of the fabric 10, Thereby minimizing defects that may occur.

Since the space 300 is formed in the housing 300 between the passive filter 410 and the lower surface of the filter member 710 which rotates on the upper side of the housing 300, It is possible to prevent foreign matter such as dust that has flowed into the filter 300 from being deposited between the filter member 710 and the passive filter 410 while being stacked on the heater 400.

The automatic filter apparatus 700 according to the present invention is configured such that the upper side of the housing 300 provided in each of the chambers 20 and the lower side of the duct member 500 in the continuous fiber drying setter in which the plurality of chambers 20 are continuously arranged The filter member 710 is rotated along the rotation of the driving roll 720 so that the filter member 710 can be applied to the continuous fiber drying setter as well as to the control unit 960 based on the information detected by the meander detection sensor 750. [ It is possible to correct the meandering movement of the filter member 710 by controlling the operation of the meandering roll 760. [

In addition, since the heater 400 of the present invention is horizontally disposed inside the housing 300, it is possible to improve the space utilization and reduce the total volume of the chamber 20 by making the volume compact.

Although the present invention has been described in detail with reference to specific embodiments, it is to be understood that the invention is not limited to the disclosed embodiments. Therefore, the scope of the present invention should not be limited to the above-described embodiments, but should be determined by the appended claims, as well as the appended claims.

That is, the present invention described above is not limited to the above-described specific preferred embodiments, and any person skilled in the art will be allowed to use the present invention without departing from the gist of the present invention. It will be understood that various modifications can be made without departing from the spirit and scope of the invention as defined in the appended claims.

10: textile fabric 20: chamber
20A and 20B: left and right return spaces
22: Floating space
100, 200: upper and lower hot air blowing duct
202: space part 300: housing
302: spacing space 305: vent hole
310: guide rail 400: heater
410: passive filter 500: duct member
600: blower 700: auto filter device
710: Filter member 720: Driving roll
730: guide roll 740: tension roll
750: Meander detection sensor 760: Meander roll
770: Brush member 755: Dust collector

Claims (4)

The upper and lower hot air blowing ducts 100 and 200 having a plurality of nozzle holes formed on opposite sides facing each other for spraying hot air at the upper and lower sides of the fiber fabric 10 are arranged to be spaced from each other in a plurality of rows, A fiber drying setter provided with an autofilter device 700 provided with an air filter device 700 in which hot air exhausted from the nozzle holes of the air cleaners 100 and 200 is returned to the air blower 600 side and the filter member 710 is orbitally rotated As a result,
The hot air discharged from the upper and lower hot air blowing ducts 100 and 200 flows into the duct member 500 through the filter member 710 of the auto- 100, 200 are open so as to be open at the side of the space 202,
The hot air blown into the chamber 20 through the space 202 is provided on the upper side so as to communicate with the duct member 500 on the lower side spaced apart from the lower surface of the lower hot air blowing duct 200, A housing 300 in which a guide rail 310 for guiding the orbital rotation of the filter member 710 is formed on the upper portion of the housing 300, the housing 300 being introduced into the return spaces 20A and 20B through a middle portion thereof at a uniform temperature;
The hot air discharged from the upper and lower hot air blowing ducts 100 and 200 opens to the upper and lower sides in the chambers 20 on both left and right sides of the housing 300 and is returned to the housing 300 side Left and right return spaces 20A and 20B;
A heater 400 disposed inside the housing 300;
A passive filter 410 fixed to the upper side of the heater 400; And
And a spacing space (302) provided between the lower side of the filter member (710) orbiting the upper side of the housing (300) and the passive filter (410) Drying setter. The method according to claim 1,
The autofilter 700 is guided by the guide rails 310 of the housing 300 provided in the plurality of chambers 20 and is guided by the guide rails 310 provided in the chambers 20 to the upper side of the housing 300 and the lower side of each duct member 500, A mesh structure filter member 710,
A driving roll 720 which is in contact with the filter member 710 and orbitally rotates the filter member 710 by the driving force of the motor,
A tension roll 740 contacting the filter member 710 to adjust the tension of the filter member 710,
A guide roll 730 contacting the filter member 710 to support the orbital rotation of the filter member 710,
A brush member 770 which is in contact with the filter member 710 and brushes the dust removed from the surface of the filter member 710,
A meander detection sensor 750 for detecting the meandering movement of the filter member 710 and outputting it to the control unit 960,
And a meandering roll 760 for calibrating the meandering movement of the filter member 710 according to a control signal of the control unit 960 according to the skew movement of the filter member 710 inputted from the meander detection sensor 750 The fiber drying setter comprising an autofilter device. The method according to claim 1,
Characterized in that the heater (400) is arranged horizontally in the housing (300). The method according to claim 1,
Wherein the lower portions of the left and right return spaces (20A, 20B) are formed at a lower height than the upper portion of the housing (300).

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