A flat woven pin-seamed papermakers fabric wherein machine direction yarns define a series of seaming loops on the opposing fabric ends. The opposite ends 12 and 14 of the belt each include a fringe 20 formed by removing a majority of the weft threads. In the illustrated construction, this means comprises a pneumatic rotary cylinder 112 fixed to the support arm 106, and the piston 114 of the rotary cylinder 112 also defines a cylinder of a pneumatic linearly extensible cylinder assembly. 7 includes a reed roller 180 adapted to engage the lower ends 182 of the reed dents 162 as shown in Fig. Learn what's new with ActiveSeam, stitch costing and marketing programs, Learn the story behind Merrow's invention of the overlock stitch and other company milestones, Our download section for a list of available marketing tools. We also supply customized solutions with a Single Quantity is our specialty. Another of the advantages of the apparatus embodying the present invention is that the seam width can be adjustable from, for example, approximately 2 inches to approximately 6 inches depending on the type of fabric being seamed and the width of the seam desired. It runs very fast, and is reliable to run, and is always ready to produce the world-class excellent seam Find a dealer in your area to help with sales, service, or repairs. fabric sealing machine are used to seal individual packages and containers with liquids, powders, sprays, and other similar contents. The beating of the warp thread against the seam face propagates across the seam face. Means are also provided for causing successive ones of the reed dents to beat the warp thread against the seam face. In a preferred form of the invention the downwardly extending support arms 70 are connected to the cantilevered frame 56 in a manner which permits adjustable movement of the arms toward and away from each other so as to permit adjustment of the positioning of the selector mechanisms and the warp thread transfer and weaving means. When the separator 28 functions to grip a warp thread 24 and pull it away from the remaining warp threads of the fringe 20, and when the separator body 28 moves rearwardly, the warp thread 24 is pulled into the notch 108 in the free end 32 of the transfer arm 30. Generally, flat seam is made by twin needle machine, where with the help of another covering thread, continuous connection is made between the threads of the two needles. In the illustrated construction, this means comprises a small pneumatic cylinder 96 fixed to the separator body 28 and a piston 98 being connected to the selection needle 90. Each extractor arm 44 is adapted to move between an extended position as shown in Fig. As the reed roller 180 moves along the length of the horizontal pivot shaft 174 it will contact successive ones of the reed dents causing them to pivot from the dotted line position shown in Fig. One such thread separator 28 is positioned adjacent each fringe 20. For awnings, shade and marine applications, welding offers a more seamless look with a stronger bond for increased product life. Figure 8 is a view taken along line 8-8 in Figure 6. The PET fabrics (made of polyester) are for normal paper machine conditions, whereas the PPS reinforced dryer fabrics are for hydrolysis-prone positions where high steam pressures are used. As I have said to Charlie [Merrow] more than once, we love the Merrow Company. The service is unequalled. Prior to the present invention, such efforts have been unsuccessful. In the illustrated construction, the reed roller 180 is supported for rotation about the axis of a generally vertically extending shaft 186, the reed roller 180 being freely rotatable about this shaft. The lay and reed mechanism 160 also includes means for supporting the plurality of reed dents 162 such that they are moveable from the position shown in Fig. These blades 67 and 69 are positioned in parallel facing relation and a thin circular metal disc 71 is positioned between the ends of the blades so as to support these ends of adjacent parallel blades in spaced parallel facing relation. Benefits of Industrial Fabric Welding. This action is what feeds fabric through the sewing machine. The present invention provides an improved method and apparatus for forming a woven seam joining together the opposite ends of woven fabrics such as fabrics employed on the Fourdrinier section of paper machines. While this structure or apparatus purports to provide an automatic seam weaving machine, it includes a number of different deficiencies. 3 wherein the free end of the warp thread 24 is moved to the plane of the seam 10. movement of the transfer arm 30 toward the center of the seam 10. As best illustrated in Figure 6, in a preferred form of the invention, the separator body 28 is supported such that it is positioned between weft threads 22 of the ribbon supporting the free edge of the warp threads 24. The fabric comprises a system of flat monofilament machine direction warp yarns (hereinafter MD yarns) which are woven in a selected weave construction. 7 to the phantom line position, the reed dents 164 are moved to the dotted line position. Fabric welding also has benefits such as: This includes such people as… Beginners: Getting started in anything can be a real task and can be quite frustrating. Apparatus for forming a woven seam (10) to join opposite fringed ends (12 and 14) of a woven fabric belt is provided. https://www.heatherhandmade.com/sew-knit-fabric-sewing-machine This means includes the transfer arm 30 best illustrated in Figures 6 and 8-11. This feature is provided by the employment of the Jacquard heddling apparatus in combination with the other apparatus to be described below. The warp thread 24 is then pulled against the seam face 46 by the extractor arm 44. Means are also provided for causing such translational movement of the reed roller 180 along the length of the horizontal pivot shaft 174. The transfer arm 30 will be pivoted to its original position, and the interlace arm 40 will also be returned to its retracted position (Fig. The machine is especially useful when joining low count material end-to-end and is the perfect alternative for materials that cannot be joined using a traditional butt seam. Rotary. c. A suture. They are available in distinct colors and sizes to fit your preferences. F. OBERDORFER GMBH & CO. INDUSTRIEGEWEBE-TECHNIK. Cutting the satin. 7, for causing engagement of successive ones of the reed dents 162 against the warp thread 24 to beat the warp thread against the seam face 46. This unit is used to joined two fabrics in roll forms; one being at the tail-end and the other side is a new roll in an unwinding position. The stitch lies exceptionally flat to allow for subsequent printing, coating, or pressing without the need for stopping at each seam. The 70-D3B-2 is built to be reliable and durable and to operate without interrupting the textile finishing process. The thickness of this type of seam is comparatively less and for making garments with knitted fabrics and in … When the pneumatic cylinder 166 causes the support arm 164 to pivot from the solid line position shown in Fig. • Continuous or intermittent ultrasonic seaming of thermofusible fabrics (non-wovens, plastic webs, technical textiles …) • Can easily replace a glueing station • Its rotary process allows a constant sliding of the fabric avoiding any jamming • Speed in production: up to 350 m/min • Easy to integrate. The presser foot of a sewing machine holds the fabric against your feed dogs as you sew. Prior to the invention of the sewing machine, all sewing was done by hand. We were able to develop the stitch and move into production in less than six weeks. 7. The thread separator 28 then moves to its retracted position pulling the gripped thread 24 away from the remainder of the fringe 20. The planar thin metal strips forming the reed dents 162 are mounted in side by side stacked relationship on this pivot shaft 174, and the reed dents 162 are supported on pivot shaft 174 to be freely pivotable about the axis of this pivot shaft 174 and are freely and independently moveable with respect to each other. The linear bearing 136 includes a horizontally extending rod 138, and the extractor arm 44 is supported by a slide member 140 supported on the rod 138 for linear reciprocable movement. The stitch multiplier can be adjusted to regulate the amount of. It is critical to the paper making process that the woven seam be flawless. 17. "With Merrow I created a new stitch for my Outdoor Apparel mid-weight line, it's awesome! Means are also provided for causing selected translational movement of the slide member 140 along the support rod 138. A belt of this type is woven on large looms and then the opposite ends of the belt are woven together in a laborious process to form a seamless belt. 19900915, Kind code of ref document: 9. The cable 144 is connected to the piston 148. :NOVATECH GMBH SIEBE AND TECHNOLOGIE FUER PAPIER, MAINTIEN DU BREVET DONT L'ETENDUE A ETE MODIFIEE, MAINTIEN DU BREVET DONT L ETENDUE A ETE MODIFIEE, PROROGA CONCESSA IN DATA: 04.02.97;UFFICIO TECNICO. The heddle 66 also includes a second metal disc 73 positioned between the blades 67 and 69 adjacent the first metal disc 71 but spaced therefrom. While the means for joining the blades 67 and 69 to the metal disc could have various constructions, in one preferred form of the invention, the blades 67 and 69 are laser welded to the metal disc 71. that end 32 of the transfer arm 30 adapted to be positioned adjacent the separator assembly, includes means for gripping the selected separated warp thread 24. As described above, each gripper includes a piston and cylinder arrangement. The circular metal disc has a thickness slightly greater than the thickness of the weft threads. Durable Double Frequency Cloth Inspection Machine With Long Service Life. These include radio frequency (RF) welding, hot air welding, wedge welding, gluing and industrial sewing. Apparatus as set forth in Claim 2 or 8 and wherein said means for transferring said ends of said warp threads includes a transfer arm, said arm having opposite ends, one of said ends including means for gripping a warp thread separated from said fringe by said first moveable member, said transfer arm being supported for movement between a first position wherein said one of said ends is adjacent said first moveable member wherein said transfer arm means for gripping can engage a warp thread and a second position wherein said one of said ends of said transfer arm carries said warp thread to a second position. 180b-350m Wide Fabric Shearing Machine , Automatic Textile Machine Low Noise. Seams in modern mass-produced household textiles, sporting … 12) housed in the free end 32 of the transfer arm 30 in a retracted position. PROROGA CONCESSA IN DATA: 04.02.97;UFFICIO TECNICO. Breeze through your 2021 projects with Art Gallery Fabric bundles and a Janome 219S sewing machine! https://sewobsessed.offsetwarehouse.com/2015/01/28/need-know-sewing-wool Another feature of the invention is that the apparatus permits the woven fabric to be supported such that it can be either tented or undraped. The Spare Parts Quality is unmatched. P, Ref document number: Apparatus as set forth in Claim 7 wherein said means for separating successive ones of said ends of said warp threads includes a first moveable member having an end adapted to be reciprocably moveable from a retracted position to a warp thread engaging position. In the illustrated construction, this means includes a pneumatic piston 166 pivotably connected by a pin 168 to the machine frame 50 and including a piston 170 pivotably connected to the support arm 164 by a pin 172 at a point intermediate the opposite ends of the support arm 164. Apparatus as set forth in Claim 15 wherein said means for causing movement of individual ones of said reed dents causes movement of successive ones of said reed dents from one end of the seam face to the opposite end of the seam face. More particularly, the free end 122 of the interlace arm 40 includes a notch 124 adapted to house the end of the warp thread, and the free end 122 of the interlace arm 40 is tubular so as to define a cylinder housing a piston moveable from a retracted position to a warp thread clamping position. Means are also provided for causing such reciprocal or pivotal movement of the support arm 164. Product Details: 12-needle Flat-bed Double Chain Stitch Sewing Flexibility of … Remarks. Figure 2 is a view similar to Figure 1 and showing a thread separator having separated a warp thread from the fringe of one end of the fabric. The present invention is related to apparatus for use in making a woven seam in woven fabric belts, and more particularly to apparatus for forming woven seams in long fabric belts of the type employed in the paper industry in the Fourdrinier section of paper machines. DE, Date of ref document: The Jacquard machine being adapted to control the shed opening formed by the weft threads 18 of the strip 16. This action is what feeds fabric through the sewing machine. 6) of the extractor gripper arm 44 includes means for gripping the free end of the warp thread 24 held by interlace arm 40. In a word, they bring value. The methodology that was used is the utilization of the ultrasonic sewing machine. A strip 16 of woven material, having been cut from one of the opposite ends 12 and 14 of the belt, is supported between the opposite ends of the belt. The methodology that was used is the utilization of the ultrasonic sewing machine. This has the effect of causing the knuckles of the warp threads to be properly positioned with respect to the knuckles of the weft threads and tends to prevent undesirable twisting of the warp threads. 7, the seam face 46 will restrict the movement of the reed dents. Figure 9 is a view taken generally along line 9-9 of Figure 6 and showing the thread separator apparatus. FS700P ： Feed-off-the-arm, cylinder bed, 4-needle interlock stitch machines for flat seaming. Apparatus as set forth in Claim 1 wherein said one of said ends of said first arm is adapted to move through said shed opening from one side of said seam to grip a warp thread on an opposite side of said seam and adapted pull said warp thread through the shed opening to said one side of the seam, and wherein said means for gripping successive warp threads and for pulling them through said shed opening includes a second arm having opposite ends, one of said opposite ends of said second arm being adapted to move through a second shed opening from said opposite side of said seam to said one side of said seam wherein said one of said opposite ends of said second arm can engage a warp thread and being adapted to move through said second shed opening to pull said warp thread through said second shed opening. If the filaments are not woven together in the proper order, the fabric is worthless. One of the features of the invention is the provision of means, when the support arm is in the phantom position shown in Fig. 7. Means are also provided for causing pivoting movement of the transfer arm 30 such that the free end of the warp thread 24 is carried downwardly toward the plane of the woven seam and inwardly from a vertical plane adjacent the edge of the seam to a position toward the center of the seam. Figure 11 is a view taken along line 11-11 of Figure 9. 1 and 2 to a second or forward position wherein the thread separator 28 can engage or grip the next successive warp thread 24 of the fringe 20. 7 wherein these reed dents 162 will engage the warp thread and force it against the seam face 46. The machine frame 50 includes a vertically positioned column 54 supporting a horizontal cantilevered frame 56. The free end 122 of the interlace arm 40 is similar in construction to the free end 32 of the transfer arm 30 in that it also includes means for gripping a warp thread as illustrated in Fig. This apparatus precludes non-sequential operation of the apparatus for feeding the warp threads through the shed opening and thereby tends to prevent the formation of weave sequence flaws in the woven seam. In a preferred form of the invention, the lay and reed mechanism 160 includes means for sending a signal to the electric drive motor 51 for causing the motor to cause a slight advance of the machine when the seam face 46 builds up. PAT.BUL.19/91 CORR. In operation of the interlace arm 40, prior to downward pivotal movement of the transfer arm 30, the interlace arm 40 will swing from a retracted position (Fig. The nickel plating resists corrosion from liquids and dyes, making it the ideal machine for denims or other woven fabrics that are sewn when wet. Fabric weight. 7 to the broken line position. The cylinder 82 includes a forward end fixedly joined to the slide track 74, and the free end of the piston 84 is connected to the slide member 80. This fabric will be tested for usual seam quality. 20. Merrow Machines are used by forutune 100 companies, design schools, circuses, tailor shops and every type of industrial material processing company. Apparatus as set forth in Claim 2 and wherein said means for gripping successive warp threads includes means for transferring said ends of said warp threads one at a time to said one end of said first arm when said one end of said first arm extends through said shed opening. B1, Country of ref document: The apparatus of the invention is adapted for use with a frame apparatus for use in supporting the opposite ends of the woven fabric in spaced parallel relation and wherein most of the weft threads are removed from a portion of the ends of the fabric so as to leave a fringe of warp threads. The lay and reed mechanism 160 includes a plurality of reed dents 162, the reed dents 162 being conventional and generally comprising thin elongated metal strips positioned in side by side stacked relation, the reed dents defining a plurality of closely spaced vertical paralled planes, and with one of the strips or reed dents 162 being positioned between each pair of weft threads 18. For sewers who want to work with more heavy duty materials, like denim, it is important to find a machine with sturdy enough construction to handle these materials, especially since hemming involves sewing through at least two layers of fabric. It should be understood that in other applications, the interlace arm 40 could have other configurations, and other means could be provided for causing translational movement of the free end 122 of the interlace arm 40 for movement from the retracted position to a position wherein the free end of the interlace arm extends through the shed opening 36 to a position wherein the free end 122 of the interlace arm 40 extends through the shed opening 32 to a position where it can grip a warp thread 24 held by the transfer arm. 18. KG INDUSTRIEGEWEBE-TECHNI. If you are looking to create a more durable outfit that still looks like a scuba dress, you can use neoprene fabric. The Merrow Butted Seam for linen is a flat, single thread 5/8" stitch that joins piece goods end-to-end. Successive warp threads (24) from each fringe are gripped by an arm (28) and pulled through the shed and woven into the weft threads (18) of a separate strip (16). This means provides for a wave action of the reed dents 162. 1 through 4 to the position shown in Fig. Rotary. In operation, once the strip 16 of woven material is laid in place and once the warp threads are removed, heddles 66 are placed over individual weft threads 18. The apparatus embodying the invention further includes a pair of interlace arms 40 supported for movement between a position as shown in Fig. The Merrow Butted Seam is a temporary stitch that is specifically designed for the continuous processing industry - it is made to be removable, yet is strong and flexible when applied.