JPH0775886B2 - Cleaning device for frame used for silk printing for silk printing - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for cleaning a frame for stretch cloth used for silk printing.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 6, a cloth covering for a cloth frame used for silk printing is formed on a surface of a cloth portion 2 of a cloth frame 1 through a bond 3 on a surface of a cloth 4. The edge 4a is fixed, the upper side of the bond 3 is covered with the chemical tape 5, and the inner inner peripheral edge is provided with a seal 6 with a solvent-insoluble adhesive, for example, an acrylic adhesive. . Thus, the washing of the frame 1 for stretchable cloth that can be placed after the use of silk printing is performed by pre-treating the transfer ink with a solvent such as trifrene or thinner in advance, and then using the chemical tape 5 shown in FIG. Peel off. By this peeling work, the upper bond 3 and the edge 4a of the gauze 4 fixed to the upper side of the gauze portion 2 are peeled together with the chemical tape 5, but the lower bond 3 is attached to the surface of the gauze portion 2. And the scale 6
It remains as it is.

[0003]

Therefore, conventionally, it is required to scrape off the bond 3 and the stitch 6 remaining on the surface of the gauze portion 2 with a cutter. In addition, as the peeling work of the gauze 4 on the after-use gauze frame body by the above-mentioned manual work, a method of dipping in a solvent or a method of dipping in hot water to facilitate peeling However, in any method, there is a problem in the waste liquid treatment in the method of using a solvent as well as the method of using a solvent for the peeling of the gauze, and the apparatus is large, and the equipment is wide. There was a problem that a large amount of equipment cost was required.

Therefore, an object of the present invention is to provide a cleaning device capable of continuously cleaning the frame for stretched fabric by automatic cleaning work with a simple device, not by manual work. To do.

[0005]

According to the present invention, the gauze portion of a gauze frame body in which the periphery of gauze is adhered with an adhesive such as a bond and is fixed with a taping material such as a chemical tape is peeled off. After discharging the liquid with high-pressure air, the high-pressure peeling portion for peeling the periphery of the gauze that is adhered to the stretched portion of the stretchable frame body with an adhesive and fixed with a taping material A gauze exclusion section that removes the gauze stretched over the gauze frame by removing it from the frame, and a gauze section of the gauze frame after the gauze has been excluded from the frame in the excluding section. A low pressure cleaning unit for cleaning the surface of the cleaning liquid while ejecting the cleaning liquid with low pressure air; and a drying unit for drying the surface of the stretched region of the frame for stretching after cleaning with the low pressure cleaning unit while blowing hot air. It consists of

[0006]

According to the present invention, in the step of transferring the frame for tensioning, the edge of the gauze fixed to the tension part is peeled off by the high pressure peeling liquid and the gauze is stretched between the tension parts. An automatic cleaning device capable of carrying out continuous automatic cleaning work for the frame for stretched fabric by removing it, discharging it, and low-pressure washing the surface of the stretched fabric and drying it. I will provide a.

[0007]

【Example】

Embodiments of the present invention will be described in detail below with reference to FIGS. FIG. 1 is a plan view of a cleaning device for a frame for stretched cloth, and FIG. 2 is a side view of the same. In the drawings, 10 is a first high-pressure peeling section provided with a carry-in section 11 for the upholstery frame 1, 12 is a rear side of the first high-pressure peeling section 10, that is, the first high-pressure peeling section connected in the conveying direction of the upholstery frame 1. 2 high-pressure peeling unit, 13 removes and removes the gauze 4 stretched on the gauze frame 1 that has been high-pressure peeled by the first and second high-pressure peeling units 11 and 12; A low-pressure cleaning unit for cleaning the gauze frame body 1 after removing the gauze 4 in the discharge unit 13, 15 is a hot air drying unit including a preliminary drying unit 16, and 17 is an adhesive application unit including a hot air drying unit 18. Yes, each of the above-mentioned parts is continuously provided in the carrying direction of the frame 1 for tensioning. In addition, each of the above parts is mounted on the pedestal 19 as shown in FIG.
It is surrounded by a surrounding frame 20 provided on the upper side. However, the carry-in section 11 is closed.

The first high-pressure section 10 including the carry-in section 11 is a roller conveyor composed of a plurality of rollers 23 rotatably laid between the left and right frame bodies 21 and 22 on the upper side of the gantry 19. 24 (hereinafter referred to as the first transport unit 24) is provided, and a pair of high-pressure peeling nozzles 2 are provided on the top plate 25 of the surrounding frame 20 above the first transport unit 24.
6, 27 are arranged in pairs.

Each roller 23 of the first transport section 24 is
A chain 29 stretched around each tune gear 28 coupled to one end thereof, and a coupling pulley 30 coupled to the rotary shaft of the roller 23 at the rearmost end and a drive pulley 32 of a drive motor 31 attached to the pedestal 19. It can be rotated via the belt 33.

The pair of high pressure nozzles 26 and 27 are also provided.
Are attached to the nozzle shafts 38 and 39 which are positioned on both the left and right sides of the first transport unit 24 and are connected to the high pressure tanks 36 and 37 above the mounts 34 and 35. The one high-pressure nozzle 26 is fixed at a predetermined position on the top plate 25, while the other high-pressure nozzle 27 is movable in the length direction of the mounting base 35 between the guide rails 40 and 41. While being attached, a groove 42 for movement of the nozzle shaft 39 is opened in the top plate 25 so that the nozzle shaft 39 can move in a direction opposite to one nozzle 26. Further, both high pressure nozzles 26, 2
As shown in FIG. 4, No. 7 is configured by connecting a nozzle body 44 having a discharge port 43 for the stripping liquid to the nozzle shafts 38 and 39 in series.

Next, the second high-pressure peeling section 12 is mounted on the mount 1.
9. A second conveying section 51 and a surrounding frame 20 which are constructed by stretching three chain conveyors 50 on the left and right sides on both front and rear rotary shafts 48, 49 which are rotatably bridged between the left and right side frames 46, 47 on the upper side. The high-pressure nozzle 53 is attached to the top plate 52 so as to be movable in an oblique direction with respect to the traveling direction of the transport section 51 (the transport direction of the frame 1 for stretching). The second transfer section 51 has a motor 54 attached to the pedestal 19.
Is connected via a belt 57 stretched between the drive pulley 55 and the connecting pulley 56 connected to the rotating shaft 49, and one of the three chain conveyors 50 is a chain conveyor 50a. 5
The rotary shafts 48 and 49 are movably mounted in the longitudinal direction of the rotary shafts 48 and 49 so that their traveling positions can be varied.

The high pressure nozzle 53 is mounted on the mount 60.
A nozzle shaft 62 is connected to a high-pressure tank 61 fixed to the nozzle body, and a nozzle body 64 having a discharge port 63 for a stripping liquid is continuously provided at the tip of the nozzle shaft 62, and the high-pressure cleaning nozzle 53 is attached. The mounting base 60 is a top plate 52
A pair of guide rails 65 and 66 that are bridged to the upper side are movably mounted along the lengthwise direction of the guide rails 65 and 66, and are rotatably bridged between the bearings 67 and 68 above the top plate 52. The mounting base 60 is connected to the lead screw 69 through the connecting member 70, and the lead screw 69 is stretched between the connecting pulley 71 and the drive pulley 74 of the motor 72 mounted on the upper side of the top plate 52. It is configured by being connected to the motor 72 via a belt 73.

Further, a guide groove 75 of the high pressure nozzle 53 is formed in the top plate 52 along the traveling direction of the mount 60. The gauze exclusion unit 13 is located at the rear of the second transfer unit 51 and is connected to the second high-pressure cleaning unit 12. The removal unit 13 is installed above the second transfer unit 51. It is composed of a rod 77 and a discharge conveyor 78 that is stretched downward. The detaching rod 77 of the gauze 4 attaches the vertical moving cylinder 79 of the detaching rod 77 to the top plate 52 and connects the detaching rod 77 to a ram (not shown) of the cylinder 79 so that the inside of the surrounding frame 20 is closed. The detachable rod 77 is movably hung vertically, and a pressing member 80 for the gauze 4 is attached to the tip of the detachable rod 77.

The discharging conveyor 78 has a rotating shaft (not shown) rotatably installed on both left and right sides of the second conveying section 51, and the discharging conveyor 7 is provided between the rotating shafts.
8 is stretched and is connected to one of the rotary shafts, an intermediate rotary shaft 8
1 is connected to a motor 85 via a chain 84 stretched between the pulleys 82 and 83, so as to discharge in a direction orthogonal to the conveyance direction of the stretchable frame 1 in the second conveyance section 51. It is configured so that the conveyor 78 can be run.

The low-pressure washing section 14, the drying section 15, and the adhesive application section 17 which are continuously provided behind the high-pressure peeling sections 10 and 12, that is, behind the cloth-stretching frame 1 in the conveying direction will be described below. To explain, between the low-pressure cleaning unit 14 and the drying unit 15, the left and right side frames 87 of the surrounding frame 20 on the pedestal 19 are provided.
A large number of conveyor rolls 89 are rotatably bridged between 88, and a connecting chain 91 is stretched around each connecting gear 90 fixed to one end of each conveyor roll 89 to connect the conveyor rolls 89 and the last end. The third conveyor unit 96 is connected to the drive motor 93 via a chain belt 95 stretched between each connection gear 92 fixed to the rotary shaft of the conveyor roll 89 and the drive gear 94 of the drive motor 93.
Is configured.

The low-pressure cleaning unit 14 includes the enclosure 2
Two shower pipes 9 between the left and right side frames 87 and 88
7,98 and the shower pipe 97,
A large number of cleaning liquid discharge ports 99 are opened at required intervals between the lengthwise directions of 98, and each shower pipe 97, 98 is provided.
Is configured by connecting to a cleaning liquid tank 102 via a filter 100 and a pump 101. still,
A cleaning liquid receiving portion 103 is provided below the second transport portion 96,
This is configured to be collected in the tank 102 via the pipe 11.

Further, the drying section 15 is provided with a preliminary drying section 16 between the low-pressure cleaning sections 14, and the preliminary drying section 16 includes three blower pipes 104 between the side frames 87 and 88. After crossing over, each blower pipe 104 is mounted on the mount 19.
The blower pipes 104 connected to the blower pipes 104 are connected to the blower pipes 104, and the blower pipes 104 are formed with the discharge ports 106 for the dry air at predetermined intervals in the length direction. Further, the drying unit 15 is configured by suspending a hot air pipe 108 having a hot air discharge port 107 inside the surrounding frame 20 and connecting the pipe 108 to a hot air generator 110 mounted on an upper side of a top plate 109. There is.

Next, the adhesive application section 17 will be described. The fourth transfer section 113 having the same structure as the second transfer section 51 is provided on the upper side of the pedestal 19 and on the upper side of the ceiling plate 114 of the surrounding frame 20. Is the moving table 1 of the coating section 17.
16 is mounted between the guide rails 117 so as to be movable in the longitudinal direction of the guide rails 117, and the moving table 116 is mounted on the top plate 114 above the bearings 118, 11
9 is connected to a lead screw 120 that is rotatably bridged between 9 via a connecting member 122, and the lead screw 120 is a belt stretched between a connecting pulley 123 fixed to one end of the lead screw 120 and a drive pulley 125 of a drive motor 124. It is connected to the drive motor 124 via 126.

As shown in FIG. 5, the coating brush attached to the moving table 116 is the moving table 11 as shown in FIG.
6, a support arm 130 is attached to the lower side of the support arm 130, and a shaft mounting portion 132 is provided at an end of the support arm 130.
The rotary shaft 134 of the rotary brush 133 is rotatably mounted on the shaft 32, and the drive gear 136 of the rotary drive motor 135 attached to the support arm 130 is meshed with the connecting gear 137 of the rotary shaft 134 to drive the rotary brush 133. It is connected to the motor 135.

The rotating brush 133 is the brush 13
8 planting plate 139 and rotating shaft 13 fitted thereto
4 is provided with a connection plate 140 for connecting the brushes 138 to each other, and a bonding supply recess 141 as an adhesive is provided in the planting plate 139 of the brush 138, and a bonding supply hole 142 penetrating through the center of the rotary shaft 134 is provided in the supply recess 141. The open end 142a of the rotary shaft 134 is connected to the opening, and the upper end opening 142b of the supply hole 142 of the rotary shaft 134 is connected to the bond supply needle valve 143 attached to the upper side of the shaft mounting portion 132. 144 is a brush 138 having an opening in the top plate 114.
Is a guide groove of the rotary shaft 134. The configuration of the fourth transport unit 113 is the same as that of the second transport unit 51, and the same components are designated by the same reference numerals and the description thereof will be omitted.

Further, a hot air drying section 18 for the adhesive is disposed at the rear of the adhesive applying section 17, and the hot air drying section 18 is provided inside the surrounding frame 20 with the hot air blowing pipe 14.
6 is installed and the pipe 146 is connected to the hot air generator 147 attached to the mount 19. The hot air blowing pipe 146 is provided with hot air blowing ports 148 at predetermined intervals in the lengthwise direction.

In the case of cleaning the frame for stretched cloth 1 by the cleaning device constructed as described above, the first to fourth transport sections 2 are used.
4, 51, 96, 113 motors 32, 54, 93
Is started, the transport units 24, 51, 96, 113 are made to travel, and the fabric frame 1 is loaded from the loading unit 11 and transported to the first high-pressure peeling unit 10. Prior to the loading of the fabric tensioning frame 1, in the first high pressure peeling unit 10, the setting position of the high pressure peeling nozzle 39 is set in accordance with the size of the fabric tensioning frame 1 to be cleaned. After adjusting the mounting base 35 while moving it in the front-rear direction via the guide rails 40 and 41, the mounting base 35 is fixed at a predetermined position, and the position of the chain conveyor 50a of the second transport unit 51 and the fourth transport unit 113 is also adjusted by the chain gear 58. The fixed positions of the rotary shafts 48, 49 of the motors 59, 59 are moved and adjusted, and fixed at predetermined positions. this is,
The size of the frame body 1 (usually an aluminum frame) for stretch is, for example, 66
There are types such as 0 mm x 660 mm to 950 mm x 950 mm, and correspondingly, it is possible to carry out proper cleaning and transport.

Therefore, the frame for stretched cloth 1 conveyed to the first peeling section 10 by the first conveying section 24 has the nozzle 2 for high pressure peeling.
In the carrying process by the second carrying unit 51, the strips 2 on both the left and right sides are peeled by the peeling liquid discharged from the discharge ports 43 of 6, 27 through the high pressure air of the high pressure tanks 36, 37. Then, the high-pressure peeling nozzle 53 of the second high-pressure peeling unit 12 is moved along the guide rails 65 and 66 with the rotation of the lead screw 69 when the drive motor is started. Traveling in an oblique direction with respect to the conveying direction of the frame for stretchable cord 1 conveyed at 51,
The high tension tank 61 is attached to the front and rear side stretched portions 2 of the stretchable frame body 1.
High-pressure peeling is performed by the peeling liquid discharged from the discharge port 63 of the high-pressure peeling nozzle 53 through the high-pressure air. By this high-pressure peeling, the chemical tape 5 fixed to the gauze portion 2 of the gauze frame 1 and the bonded portion of the edge 4a of the gauze 4 by the bond 3 are discharged with high-pressure air. It is peeled off. Therefore, the edge portion 4a of the gauze 4 stretched on the gauze frame 1 by the high-pressure peeling is
It is in a state of being peeled off or easily peeled from the surface of the stretched portion 2 on the front and rear sides and on both right and left sides of the stretched frame body 1. After that, when the stripped frame body 1 after being peeled off by the first and second high-pressure peeling sections 10 and 12 is conveyed to the upper side of the discharging section 13 of the gauze 4, the cylinder 79 is operated in association with this and the stripping frame body 1 is removed. The outer rod 77 descends,
The tip pressing member 80 presses the gauze 4 stretched over the gauze frame 1 to remove it from the frame 1, drop it on the lower discharge conveyor 78, and discharge it via the discharge conveyor 78. To a bucket (not shown).

In this way, the gauze frame 1 from which the gauze 4 has been removed is transferred from the second transfer section to the third transfer section 96 and reaches the inside of the low pressure cleaning section 14 through the shower pipes 97 and 98. The stretched frame 1 is washed again with the discharged cleaning liquid. That is, when cleaning in the low pressure cleaning unit 14,
The gauze 4 stretched over the stretchable frame 1 is peeled off and removed by the high-pressure peeling and excluding unit 13, but the stretchable frame 1
The bond 3 and the seal 6 are left on the surface of the stretched portion 2 of the stretched frame 1 to which the edge portion 4a of the stretched gauze 4 is adhered, and these are the discharge ports of the shower pipes 97 and 98. 9
The cleaning liquid is discharged with a cleaning liquid discharged at a pressure lower than 9. After the low-pressure cleaning is completed, in the carrying step in the third carrying section 96, the liquid is drained by the discharge air discharged from the discharge port 106 of the blower pipe 104 of the preliminary drying section 16, and the drying section 15 is further dried. Hot air pipe 10
The frame body for stretched cloth 1 by the hot air from the hot air outlet 107 of 8
Can be dried. After that, the transfer section 9
The frame for stretched cloth 1 transferred to the fourth transport unit 113 via 6
In the carrying process, the fourth carrying section 1 of the frame body 1 for stretching.
The drive motor 124 is started and the lead screw 120 is rotated along with the loading into the carriage 13, and the moving table 116 starts traveling along the guide rail 117.

Further, the driving motor 135 of the rotary brush 113 is started in association with the traveling of the movable table 116, and while rotating the rotary brush 113, this is pressed against the surface of the stretched portion 2 of the stretchable frame body 1. , Bond Supply Needle Valve 1
The bond supplied from 43 through the supply hole 142 can be applied to the surface of the gauze portion 2.

The coating operation is carried out by a traveling process of the coating portion 17 in an oblique direction, which is related to the conveyance of the frame for stretched cloth 1, and thereafter, from the outlet 148 of the hot air blowing pipe 146 of the hot air drying portion 18. By the hot air of 2
The bond applied to the surface of the above can be dried to form a pre-adhesion layer required for the next step of upholstery.

After the washing and the application of the adhesive are completed, the frame for stretched cloth 1 is discharged to a predetermined position by a conveying section (not shown) which is connected to the rear portion of the fourth conveying section 113, and the used stretched cloth is stretched. The cleaning work of the frame 1 is completed. Hereinafter, in the process of transporting the upholstery frame 1 in each of the above-mentioned transporting units, the operations of each of the above-mentioned units are repeatedly performed, so that the automatic washing of the upholstery frame 1 is sequentially performed. be able to.

The first to fourth transfer sections 24, 51,
Transport speed of 96 and 113 and second high-pressure peeling unit 1
2. The running speeds of the coating section 17 are adjusted so that both purposes can be achieved, and it is effective to use the limit switch or the like for the operation start timing. Further, in particular, the vertical movement of the cylinder 79 of the removal rod 77 of the discharge unit 13 is also required to be performed based on the confirmation of the position of the stretched frame body 1 being conveyed. Further, the supply of the high-pressure stripping liquid to the tanks 26, 27 and 53 in the first and second high-pressure stripping units 10 and 12 is continuously or at predetermined time intervals via the high-pressure pump unit (not shown), and is related to the traveling of the nozzle 53. It is carried out by carrying out the above-mentioned supply. Needless to say, the structure of each part is not limited to the structure shown in the illustrated embodiment. For example, the first high-pressure peeling part 10 has a structure in which both nozzles 26 and 27 are movable, or vice versa. Both of them are fixed, or the second high-pressure cleaning unit 12 is provided with another nozzle separately from the nozzle 53, and a plurality of nozzles 53 are run to clean, and in addition, regarding the coating unit 17. Also, another rotating brush 133 is installed side by side to change the design such that the application work can be done quickly and properly, and also the gauze discharge part 13 can be changed into a pressure drop by the detaching rod 77 to attract it. It is also possible to implement it by means of removal or the like.

[0029]

As is apparent from the above description, according to the present invention, the taping of chemical tape or the like for the work of removing the gauze stretched on the gauze frame used for screen printing or the like and the bond and the seal are removed. Cleaning of the frame for tensioning is performed automatically by high-pressure peeling work and by removing adhesive such as bonds remaining on the surface of the tensioning part of the frame for tensioning by low-pressure washing work. Automatically,
It can be performed quickly and evenly.

[Brief description of drawings]

FIG. 1 is a plan view of a cleaning device.

FIG. 2 is a side view of the same as in FIG.

FIG. 3 is a front view of a high-pressure peeling nozzle.

FIG. 4 is the same side view of FIG. 3.

FIG. 5 is a front view in which a part of the coating unit is cut away.

FIG. 6 is an enlarged cross-sectional view showing a stretched state of the gauze stretched on the gauze frame.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Stretch frame 2 Stretch part 3 Bond 4 Gauze 5 Chemical tape 10 1st high-pressure peeling part 11 Carry-in part 12 2nd high-pressure peeling part 13 Exclusion part 14 Low-pressure washing part 15 Hot air drying part 16 Pre-drying part 17 Coating part 18 Hot Air Drying Section 19 Frame 20 Enclosed Frame

Claims (1)

[Claims] 1. A stripping solution is discharged by high-pressure air to the stretched portion of the stretchable frame body in which the periphery of the stretched cloth is adhered with an adhesive such as a bond and is fixed with a taping material such as a chemical tape. Meanwhile, a high-pressure peeling portion that peels the periphery of the gauze that is adhered to the gauze portion of the gauze frame body with an adhesive and that is fixed with a taping material, and is stretched to the gauze frame body after the high-pressure peeling. The removal part of the gauze that removes the gauze that has been removed from the frame,
A low-pressure cleaning unit that cleans the surface of the stretched portion of the stretchable frame after removing the stretched cloth from the frame in the exclusion unit while discharging the cleaning liquid with low-pressure air, and in the low-pressure cleaning unit A device for cleaning a stretch frame used for silk printing, which comprises a drying unit which blows hot air to dry the surface of the stretch frame of the stretch frame.