Textile fabric levels hemming device
The technical field is as follows:
the invention relates to the technical field of fabric processing, in particular to a textile fabric edge flattening and sewing device.
Background art:
the weaving cloth of producing need carry out limit portion to the cloth and sew up in order to prevent that the cloth from opening the line at the in-process of making into the clothes, and at present, limit portion sewing up the operation and accomplish by the manual work, because artifical long-time operation has a great deal of drawback, has not only taken more activity duration, causes personnel extravagant, still causes whole economic benefits to reduce.
The invention content is as follows:
the invention aims to provide a textile fabric edge flattening and sewing device aiming at the defects of the prior art.
The technical solution of the invention is as follows:
a textile fabric edge flattening and sewing device comprises a bottom material conveying frame and a flat feeding press wheel unit, wherein a fixed frame is arranged on the bottom surface of an operation, and the flat feeding press wheel unit is arranged on the upper side of the bottom material conveying frame through a rear portal frame and a front portal frame which are arranged oppositely; the sewing unit and the cloth edge pressing unit are respectively installed on the two sides of the top surface of the operation bottom surface in a fixed seat mode, wherein the sewing head of the sewing unit spans the top of the flat feeding pressing wheel unit and extends to the side portion of the cloth edge pressing unit;
the flat feeding pinch roller unit consists of a plurality of groups of flat feeding pinch roller groups, each flat feeding pinch roller group comprises a flat feeding pinch roller supporting plate, a fixing frame is arranged on a rear portal frame and a front portal frame, and a plurality of flat feeding pinch roller parts are transversely and uniformly arranged on the flat feeding pinch roller supporting plate.
The flat feeding pinch roller part comprises a fixed pressing plate fixed at the top of the flat feeding pinch roller supporting plate and a pinch roller mounting block rotatably mounted at the side part of the flat feeding pinch roller supporting plate through a rotating shaft, and the side part of the pinch roller mounting block is rotatably connected with a pinch roller; the fixed pressing plate is in threaded connection with an adjusting bolt, the bottom of the adjusting bolt is connected with a spring in a propping manner, and the bottom of the spring abuts against the pressing wheel mounting block;
the cylindrical groove of holding spring bottom is seted up at pinch roller installation piece top, and the lateral part of flat feeding pinch roller backup pad is equipped with the next limiting plate of restriction pinch roller installation piece decurrent.
The bottom material conveying frame comprises two rear material conveying frame supporting seats and two front material conveying frame supporting seats, the two rear material conveying frame supporting seats and the two front material conveying frame supporting seats are arranged at the top of the bottom surface of the operation, the top parts of the two rear material conveying frame supporting seats and the top parts of the two front material conveying frame supporting seats are respectively provided with a conveying driving roller and a conveying driven roller in a rotating frame mode, and a flat conveying belt is in transmission connection between the conveying driving roller and the conveying driven roller; the textile cloth is linearly conveyed on the top conveying surface of the flat belt.
The cloth edge pressing unit comprises two cloth edge pressing supports fixed on the bottom surface of the operation in parallel, an edge pressing support plate is fixed at the top of each cloth edge pressing support, and edge pressing support blocks are arranged at two ends of the side part of each edge pressing support plate; the edge pressing transverse moving lead screw and the edge pressing transverse moving polished rod are both fixedly arranged between the two edge pressing support blocks, and the edge pressing transverse moving lead screw and the edge pressing transverse moving polished rod are jointly supported and installed with an edge pressing transverse moving lead screw seat; the edge pressing electric cylinder is fixedly arranged on the side part of the edge pressing transverse screw rod seat, and the end part of a telescopic part of the edge pressing electric cylinder is fixedly connected with a folded pressing block;
the bottom of the folded pressing block is hinged with a plurality of rollers which are used for rolling the edge part to be sewn of the textile fabric through ear plates.
The operation bottom surface is transversely fixed with a hemming lower top seat which is arranged between the bottom material conveying frame and the cloth edge pressing unit.
The folded pressing block can press the edge part of the textile fabric to be sewn on the top of the lower top seat of the sewing edge.
The top conveying surface of the flat conveying belt is flush with the top surface of the lower top seat of the hemming.
And a screw motor for driving the blank-holding transverse screw to rotate is fixed on the side part of the blank-holding supporting block.
The invention has the beneficial effects that: the sewing machine is simple in structure and high in mechanization degree, can efficiently finish the sewing operation of the textile fabric edge part on the premise of ensuring the smooth conveying of the textile fabric, and can ensure the sewing regularity and uniformity of the textile fabric edge part; according to the method and the device, a large amount of labor force is liberated, the operation efficiency is improved, and the overall benefit can be greatly improved.
Description of the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a bottom material conveying rack;
FIG. 3 is a schematic view of a partial structure of a platen roller set;
FIG. 4 is a schematic view of a cloth hold-down unit.
The specific implementation mode is as follows:
in order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1-4, a textile fabric edge smoothing and sewing device comprises a bottom material conveying frame 2 and a flat feeding roller unit 4, wherein a fixed frame is arranged on an operation bottom surface 1, and the flat feeding roller unit 4 is arranged on the upper side of the bottom material conveying frame 2 through a rear portal frame 401 and a front portal frame 402 which are arranged oppositely; the sewing unit 5 and the cloth edge pressing unit 6 are respectively installed on the two sides of the top surface of the operation bottom surface 1 in a fixed seat mode, wherein the sewing head of the sewing unit 5 crosses over the top of the flat feeding pinch roller unit 4 and extends to the side portion of the cloth edge pressing unit 6;
the flat feeding pinch roller unit 4 is composed of a plurality of groups of flat feeding pinch roller groups 3, each flat feeding pinch roller group 3 comprises a flat feeding pinch roller supporting plate 41 with a fixed frame arranged on the rear portal frame 401 and the front portal frame 402, and a plurality of flat feeding pinch roller parts are evenly arranged on the flat feeding pinch roller supporting plate 41 in the transverse direction.
The flat feeding pinch roller part comprises a fixed pressing plate 42 fixed at the top of a flat feeding pinch roller supporting plate 41 and a pinch roller mounting block 44 rotatably mounted at the side part of the flat feeding pinch roller supporting plate 41 through a rotating shaft 45, and the side part of the pinch roller mounting block 44 is rotatably connected with a pinch roller 46; an adjusting bolt 43 is screwed on the fixed pressing plate 42, the bottom of the adjusting bolt 43 is connected with a spring in a propping manner, and the bottom of the spring is abutted against the pressing wheel mounting block 44;
the top of the pinch roller mounting block 44 is provided with a cylindrical groove for accommodating the bottom of the spring, and the lateral part of the flat feeding pinch roller supporting plate 41 is provided with a lower limiting plate 47 for limiting the pinch roller mounting block 44 to rotate downwards.
The bottom material conveying frame 2 comprises two rear material conveying frame supporting seats 21 and two front material conveying frame supporting seats 22 which are seated on the top of the operation bottom surface 1, the tops of the two rear material conveying frame supporting seats 21 and the tops of the two front material conveying frame supporting seats 22 are respectively provided with a conveying driving roller and a conveying driven roller in a rotating frame mode, and a flat conveying belt 23 is in transmission connection between the conveying driving roller and the conveying driven roller; the textile cloth 12 is linearly conveyed on the top conveying surface of the flat belt 23.
The cloth edge pressing unit 6 comprises two cloth edge pressing supports 61 which are fixed on the operation bottom surface 1 in parallel, an edge pressing support plate 62 is fixed at the top of each cloth edge pressing support 61, and edge pressing support blocks 63 are arranged at two ends of the side part of each edge pressing support plate 62; the blank pressing traverse screw 64 and the blank pressing traverse polished rod 65 are both fixedly arranged between the two blank pressing supporting blocks 63, and the blank pressing traverse screw 64 and the blank pressing traverse polished rod 65 are jointly supported and installed with a blank pressing traverse screw seat 66; the edge pressing electric cylinder 67 is fixedly arranged at the side part of the edge pressing traverse screw rod seat 66, and the end part of the telescopic part of the edge pressing electric cylinder 67 is fixedly connected with a folded pressing block 68;
the bottom of the folded pressing block 68 is hinged with a plurality of rollers for rolling and pressing the edge part to be sewn of the textile fabric 12 through ear plates.
A hemming lower top seat 11 is transversely fixed on the operation bottom surface 1, and the hemming lower top seat 11 is arranged in the middle of the bottom material conveying frame 2 and the cloth edge pressing unit 6.
The folded-up press block 68 is capable of pressing the edge portion of the textile fabric 12 to be stitched against the top of the stitching lower base 11.
The top conveying surface of the flat belt 23 is arranged flush with the top surface of the hemming lower header 11.
A screw motor for driving the blank-holding traverse screw 64 to rotate is fixed to the side of the blank-holding support block 63.
The textile fabric to be hemmed is linearly conveyed to the front of the bottom material conveying frame under the bidirectional clamping action of the flat conveying belt and the pressing wheel, wherein the edge part to be hemmed of the textile fabric is always assembled on the top surface of the hemmed lower top seat, and when the edge part to be hemmed of the textile fabric is conveyed to the lower part of the folded pressing block, the sewing unit starts to perform hemmed operation; the textile fabric after edge sewing is continuously conveyed forwards until the textile fabric is separated from the abutting action of the flat conveying pinch roller unit, and an operator takes down the textile fabric and carries out the flow operation of the next station.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.