阅读说明：本技术 一种纺织平缝机及方法 (Textile flat sewing machine and method ) 是由 龙雪琴 于 2019-07-03 设计创作，主要内容包括：本发明公开了一种纺织平缝机及方法,其结构包括送料机构、缝纫台、电机基座、皮带盘、调节器、横向机臂、平缝头,电机基座底部通过嵌入方式安装于缝纫台顶部右端。本发明送料机构在输送布料时通过两个送料轮组之间不同的啮合结构实现差速调整,让布料在传送过程中的速度得到不同控制,且定点组件与布料接触后进行摆动,并通过内置整平组件对布料进行定点控制,有效实现了对布料的均匀定点拉伸,避免布料缝纫过程中出现折叠鼓包的情况,有效提高了加工后的美观效果,提升了生产的良率。(The invention discloses a textile flat sewing machine and a textile flat sewing method. According to the feeding mechanism, differential adjustment is realized through different meshing structures between the two feeding wheel sets when the cloth is conveyed, so that the speed of the cloth in the conveying process is controlled differently, the fixed-point component swings after contacting with the cloth, and the fixed-point control is performed on the cloth through the built-in leveling component, so that uniform fixed-point stretching of the cloth is effectively realized, the condition that the cloth is folded and bulges in the sewing process is avoided, the aesthetic effect after processing is effectively improved, and the yield of production is improved.)

1. Adopt weaving of exchange vibration fixed point principle to synthesize pay-off flush joint machine with three needles, its structure includes feeding mechanism (1k), sewing platform (2k), motor base (3k), belt pulley (4k), regulator (5k), horizontal horn (6k), flush joint head (7k), its characterized in that:

the bottom of the motor base (3k) is installed at the right end of the top of the sewing table (2k), the right end of the transverse machine arm (6k) is connected with the top of the motor base (3k), the left end of the belt pulley (4k) is installed at the upper end of the motor base (3k), the upper end of the flat sewing head (7k) is connected with the left lower end of the transverse machine arm (6k), the feeding mechanism (1k) is installed at the bottom of the flat sewing head (7k), and the left end of the sewing table (2k) is connected with the bottom of the flat sewing head (7 k);

feeding mechanism (1k) is including location pull rod (1k1), wainscot mechanism (1k2), pay-off wheelset (1k3), install in wainscot mechanism (1k2) left side pay-off wheelset (1k3), wainscot mechanism (1k2) front end is connected with location pull rod (1k1) bottom, location pull rod (1k1) top is connected with parallel joint head (7 k).

2. The textile three-needle comprehensive feeding flat sewing machine adopting the exchange vibration fixed point principle according to claim 1, characterized in that: the facing mechanism (1k2) comprises a vibrating pin (1k2a), a suspension shaft (1k2b), an inner buckling ball (1k2c), a fixed point assembly (1k2d) and a built-in cross beam (1k2e), wherein the inner buckling ball (1k2c) is respectively attached to the interior of the feeding wheel set (1k3), the left end and the right end of the built-in cross beam (1k2e) are buckled with the inner buckling ball (1k2c), the suspension shaft (1k2b) is installed in the middle of the built-in cross beam (1k2e), the suspension shaft (1k2b) is connected with the built-in cross beam (1k2e) through the vibrating pin (1k2a), and the suspension shaft (1k2b) is buckled with the top of the fixed point assembly (1k2 d).

3. The textile three-needle comprehensive feeding flat sewing machine adopting the exchange vibration fixed point principle according to claim 1, characterized in that: feeding wheel group (1k3) includes belt (1k3q), built-in lug (1k3w), differential axle (1k3e), feeding wheel group (1k3) middle part that the right-hand member was equipped with is equipped with differential axle (1k3e), differential axle (1k3e) one end is located in built-in lug (1k3w), belt (1k3q) one end meshes with differential axle (1k3e) mutually.

4. A textile sewing machine and method according to any of claims 1-3, characterized in that:

during processing, cloth is placed on a sewing table (2k), an internal element of a motor base (3k) drives a belt pulley (4k) to rotate after being started, a horizontal sewing head (7k) is controlled by a horizontal machine arm (6k) to sew, and a feeding mechanism (1k) at the bottom of the horizontal sewing head (7k) is used for automatically conveying the cloth;

the feeding mechanism (1k) is integrally positioned through a positioning pull rod (1k1), a feeding wheel set (1k3) is used for being matched with an original rotating wheel in a sewing table (2k) and clamping the upper surface and the lower surface of cloth, conveying transmission is achieved, a built-in cross beam (1k2e) is buckled into the feeding wheel set (1k3) through two inner buckling balls (1k2c), self positioning is achieved, transmission formed by rotation of the feeding wheel set (1k3) can be avoided, the bottom of a suspension shaft (1k2b) is in contact with the surface of the cloth, the suspension shaft can swing in the moving process of the cloth and reset through a vibrating pin (1k2a), an arc convex surface is arranged outside the suspension shaft (1k2b), and a built-in pushing effect can be achieved when the veneering mechanism (1k2) integrally swings;

the feeding wheel sets (1k3) are provided with two built-in differential shafts (1k3e) at the head end, and built-in bumps (1k3w) are independently arranged for discontinuously stretching the belt (1k3q) in rotation, so that the resistance of meshing with the belt (1k3q) is improved, the variable speed control of the two feeding wheel sets (1k3) is realized, the situation that the front end of cloth is deformed and folded due to too fast conveying of the cloth at the head end is avoided, built-in press pins (2d1) are pressed down in a segmented mode through the matching of arc convex surfaces outside the hanging shaft (k2b) and drive a sleeve opening (2d4) in an arc fixed point frame (2d2) to be positioned with the leveling component (2d3), the leveling component (2d3) is in a fixed state at the moment, a fixed point can be formed on the cloth, the cloth is ensured to be smooth, a connecting groove (2d31) is used for being in contact with and fixed with a sleeve opening (2d4), the surface of a mop cloth leg (2d33), and, the fixed point efficiency of cloth can be guaranteed, and the cloth is prevented from being damaged.

Technical Field

The invention relates to the field of spinning, in particular to a textile flat sewing machine and a textile flat sewing method.

Background

The three-needle lockstitch sewing machine is an optimized sewing machine of a common lockstitch sewing machine, stitches are formed on cloth by matching interweaving draw hooks with set needle pitches, the feeding speed and the leveling requirements of the three needles on the cloth are too high, manual feeding cannot meet the sewing frequency of a machine table, and broken needles and broken threads easily occur, so that a three-needle comprehensive feeding mechanism is added by a lockstitch sewing machine manufacturer on the basis of the three-needle comprehensive feeding mechanism to replace manual feeding. The prior art on the market has the following problems in the using process:

the feeding mechanism in the prior art can stably convey the cloth after the adjustment is finished, but the feeding mechanism cannot adjust the conveying frequency of different cloths because the elastic and tensile deformation of the cloth material is different, the cloth conveying is uneven easily during material changing and sewing, the cloth after sewing is subjected to bulging among stitches, the overall attractiveness of the processed cloth is influenced, and the processed cloth is to be optimized.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a textile flat sewing machine and a textile flat sewing method, so as to solve the problems that the feeding mechanism in the prior art can stably convey cloth after the adjustment is finished, but the feeding mechanism cannot adjust the conveying frequency of different cloth due to different elasticity and stretching deformation of the cloth material, the cloth conveying is uneven when the material is changed and the sewing is performed, the sewn cloth is bulged among stitches, the integral attractiveness of the processed cloth is influenced, and the optimization is needed.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a weaving lockstitch machine and method, its structure includes feeding mechanism, the sewing platform, the motor base, the belt pulley, the regulator, horizontal horn, the lockstitch head, motor base installs in sewing bench top right-hand member through the embedding mode in bottom, horizontal horn right-hand member is connected with motor base top, and be the integral structure, belt pulley left end middle part is installed in motor base right side upper end through the embedding mode, lockstitch head upper end is connected through the registrate mode with horizontal horn left side lower extreme, feeding mechanism installs in lockstitch head bottom through the lock mode, sewing platform surface left end is connected with lockstitch head bottom.

As a further optimization of the technical scheme, the feeding mechanism comprises two positioning pull rods, a facing mechanism and two feeding wheel sets, the two feeding wheel sets are installed on the left side of the facing mechanism in an embedding mode, the front end of the facing mechanism is connected with the bottom of the positioning pull rods and is of an integrated structure, and the top of the positioning pull rods is connected with the flush joint.

According to the technical scheme, the facing mechanism comprises two vibrating pins, two suspension shafts, two inner buckling balls, a fixed point assembly and a built-in cross beam, the two inner buckling balls are respectively attached to the inner parts of the feeding wheel sets, the left end and the right end of the built-in cross beam are movably buckled with the inner buckling balls respectively, the suspension shafts are installed in the middle of the built-in cross beam in a penetrating mode, the tops of the suspension shafts are connected with the built-in cross beam through the vibrating pins, and the suspension shafts are movably buckled with the tops of the fixed point assembly.

As the further optimization of the technical scheme, the feeding wheel set comprises a belt, a built-in lug and a differential shaft, the differential shaft is arranged in the middle of the feeding wheel set arranged at the right end, the built-in lug is arranged at one end of the differential shaft and is of an integrated structure, and one end of the belt is meshed with the differential shaft.

As the further optimization of this technical scheme, the fixed point subassembly includes built-in pressure pin, arc fixed point frame, flattening subassembly, running-on, inside fixed point subassembly was located to built-in pressure pin, arc fixed point was put up and is installed in built-in pressure pin bottom through the lock mode to structure as an organic whole, the running-on is semicircular structure, and even equidistance distributes in arc fixed point frame lower extreme, the flattening subassembly is equipped with threely, and even equidistance locates the inside lower extreme of fixed point subassembly, the running-on is connected with the flattening subassembly.

As the further optimization of the technical scheme, the leveling assembly comprises a linking groove, a universal rotating shaft and mop feet, wherein the mop feet are of an arc-shaped structure, the left end of the mop feet is connected with the universal rotating shaft in a sleeving manner, the upper end of the universal rotating shaft is provided with the linking groove and is of an integrated structure, and the linking groove is matched and fixed with the looping.

As the further optimization of this technical scheme, the pay-off wheelset is equipped with two, and inside all is equipped with the differential axle, and the differential axle only is equipped with one and installs in the differential axle of head end to can stretch the belt of head end, thereby play the differential effect of two pay-off wheelsets, avoid cloth transportation process back point to be higher than the front point and cause the folding condition of cloth.

As the further optimization of the technical scheme, the lug matched with the connecting groove is arranged in the looping, so that the effect of fixed engagement is realized, and the deviation is avoided during positioning.

As a further optimization of the technical scheme, the surface of each mop foot is provided with a layer of silica gel sheet which is used for being in direct contact with the cloth, so that the cloth can be prevented from slipping at the fixed point efficiency of the cloth with the lifting height.

Advantageous effects

The invention relates to a textile flat sewing machine and a method, when in processing, cloth is placed on a sewing table, an internal element of a motor base drives a belt pulley to rotate after being started, a flat sewing head is controlled by a transverse machine arm to sew, a feeding mechanism at the bottom of the flat sewing head is used for automatically conveying the cloth, the feeding mechanism is integrally positioned by a positioning pull rod, a feeding wheel set is used for matching with an original rotating wheel in the sewing table and carrying out upper and lower face-to-face clamping on the cloth, the conveying transmission is realized, a built-in cross beam is buckled into the feeding wheel set by two inner-buckled balls, the self positioning is realized, the transmission with the rotation of the feeding wheel set can be avoided, the bottom of a suspension shaft is contacted with the surface of the cloth, the suspension shaft can swing in the moving process of the cloth and reset by a vibrating pin, an arc convex surface is arranged outside the suspension shaft, and the built-in pushing effect can be realized when an, pay-off wheelset possesses two, a built-in differential axle of head end, and be equipped with built-in lug alone and be used for when rotating discontinuous to the belt stretch, thereby improved the resistance with belt meshing, realize two pay-off wheelset's variable speed control, it leads to the front end to warp foldingly too fast to avoid the cloth of head end to carry, built-in pressure pin carries out the segmentation through the cooperation of the outside arc convex surface of suspension shaft and pushes down, and drive the linking and leveling subassembly location in the arc fixed point frame, the leveling subassembly is fixed state this moment, can form the fixed point to the cloth, ensure that the cloth levels, it is used for with linking contact fixation to link up the groove, mop foot son surface is the arc structure, and be equipped with one deck silica gel piece, can enough ensure the fixed point efficiency of cloth, and prevent to cause the damage to the.

Based on the prior art, the invention can achieve the following advantages after operation:

the feeding mechanism realizes differential adjustment through different meshing structures between the two feeding wheel groups when conveying cloth, so that the speed of the cloth in the conveying process is controlled differently, the fixed-point component swings after contacting with the cloth, fixed-point control is carried out on the cloth through the built-in leveling component, uniform fixed-point stretching of the cloth is effectively realized, the condition that folding bulges appear in the cloth sewing process is avoided, the attractive effect after processing is effectively improved, and the yield of production is improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a textile flat seaming machine and method of the present invention.

FIG. 2 is a schematic structural view of a feeding mechanism of a textile flat seaming machine and method of the present invention.

FIG. 3 is a side view of the internal structure of a facing mechanism of a textile flat bed sewing machine and method of the present invention.

FIG. 4 is a schematic view of the internal structure of a feeding wheel set of the textile flat seaming machine and method of the present invention.

FIG. 5 is a schematic view of the internal structure of a pointing assembly of the textile flat seaming machine and method of the present invention.

Fig. 6 is a schematic diagram of a mop foot structure of the textile flat sewing machine and the method.

Reference numerals in the drawings indicate: the device comprises a feeding mechanism-1 k, a sewing table-2 k, a motor base-3 k, a belt pulley-4 k, a regulator-5 k, a transverse machine arm-6 k, a lockstitch head-7 k, a positioning pull rod-1 k1, a facing mechanism-1 k2, a feeding wheel set-1 k3, a vibrating pin-1 k2a, a hanging shaft-1 k2b, an inner buckle ball-1 k2c, a fixed point component-1 k2d, an inner crossbeam-1 k2e, a belt-1 k3q, an inner lug-1 k3w, a differential shaft-1 k3e, an inner press pin-2 d1, an arc fixed point frame-2 d2, a leveling component-2 d3, a sleeve opening-2 d4, a connecting groove-2 d31, a universal rotating shaft-2 d32 and a mop foot-2 d 33.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.

The upper and lower, inner and outer, front and rear, and left and right in the present invention are referred to with reference to the orientation in fig. 1.

Examples

Referring to fig. 1-6, the invention provides a textile flat sewing machine and a method, the structure comprises a feeding mechanism 1k, a sewing table 2k, a motor base 3k, a belt pulley 4k, a regulator 5k, a transverse arm 6k and a flat sewing head 7k, the bottom of the motor base 3k is arranged at the right end of the top of the sewing table 2k in an embedding mode, the right end of the transverse arm 6k is connected with the top of the motor base 3k and is an integrated structure, the middle part of the left end of the belt pulley 4k is arranged at the upper end of the right side of the motor base 3k in an embedding mode, the upper end of the flat sewing head 7k is connected with the left lower end of the transverse arm 6k in a sleeving mode, the feeding mechanism 1k is arranged at the bottom of the flat sewing head 7k in a buckling mode, the left end of the surface of the sewing table 2k is connected with the bottom of the flat sewing head 7k, when in processing, cloth, the belt pulley 4k is driven to rotate after internal elements of the motor base 3k are started, the horizontal sewing head 7k is controlled by the transverse machine arm 6k to sew, and the feeding mechanism 1k at the bottom of the horizontal sewing head 7k is used for automatically conveying cloth.

Feeding mechanism 1k includes location pull rod 1k1, wainscot mechanism 1k2, feeding wheel set 1k3, feeding wheel set 1k3 is equipped with two, and installs in wainscot mechanism 1k2 left side through the embedding mode, wainscot mechanism 1k2 front end is connected with location pull rod 1k1 bottom to structure as an organic whole, location pull rod 1k1 top is connected with flush joint head 7k, and feeding mechanism 1k carries out holistic location through location pull rod 1k1, feeding wheel set 1k3 be used for cooperating with the inside original runner of sewing table 2k to carry out the opposite clamp of upper and lower face to the cloth, realized the transmission of carrying.

The facing mechanism 1k2 comprises a vibrating pin 1k2a, a suspension shaft 1k2b, two inner snap balls 1k2c, a fixed point assembly 1k2d and an inner cross beam 1k2e, wherein the inner snap balls 1k2c are respectively attached to the inner part of the feeding wheel set 1k3, the left end and the right end of the inner cross beam 1k2e are respectively movably buckled with the inner snap balls 1k2c, the suspension shaft 1k2b is arranged in the middle of the inner cross beam 1k2e in a penetrating manner, the top of the suspension shaft 1k2b is connected with the inner cross beam 1k2e through the vibrating pin 1k2a, the suspension shaft 1k2b is movably buckled with the top of the fixed point assembly 1k2d, the inner cross beam 1k2e is buckled into the feeding wheel set 1k 2k 465 through the two inner snap balls 1k2 4657348, namely, the self-positioning is realized, the forming a transmission with the rotation of the feeding wheel set 1k3 can be prevented, the suspension shaft is contacted with a cloth distribution surface b, and the cloth shaft can move in the process, and the vibration pin 1k2a is used for resetting, the suspension shaft 1k2b is externally provided with an arc convex surface, and a built-in pushing effect can be achieved when the facing mechanism 1k2 swings integrally.

The feeding wheel set 1k3 comprises a belt 1k3q, built-in lugs 1k3w and a differential shaft 1k3e, wherein the middle of the feeding wheel set 1k3 arranged at the right end is provided with the differential shaft 1k3e, the built-in lugs 1k3w are arranged at one end of the differential shaft 1k3e and are of an integrated structure, one end of the belt 1k3q is meshed with the differential shaft 1k3e, the feeding wheel set 1k3 is provided with two built-in lugs, one built-in differential shaft 1k3e is arranged at the head end, and the built-in lugs 1k3w are independently arranged for discontinuously stretching the belt 1k3q during rotation, so that the resistance meshed with the belt 1k3q is improved, the speed change control of the two feeding wheel sets 1k3 is realized, and the phenomenon that the front end is deformed and folded due to the fact that cloth at.

The pointing assembly 1k2d comprises a built-in press pin 2d1, an arc pointing frame 2d2, a leveling assembly 2d3 and a sleeve opening 2d4, the built-in pressure pin 2d1 is arranged in the fixed point component 1k2d, the arc fixed point frame 2d2 is arranged at the bottom of the built-in pressure pin 2d1 in a buckling way, the leveling device is of an integrated structure, the looping 2d4 is of a semicircular structure and is uniformly and equidistantly distributed at the lower end of the arc-shaped fixed point frame 2d2, three leveling components 2d3 are arranged, and are uniformly and equidistantly arranged at the lower end in the fixed point component 1k2d, the sleeve opening 2d4 is connected with the leveling component 2d3, the built-in press pin 2d1 is pressed down in sections by matching with an arc convex surface outside the suspension shaft 1k2b, and drive the looping 2d4 and flattening component 2d3 in the arcuate fixed point shelf 2d2 to position, the flattening component 2d3 is the fixed state at this moment, can form the fixed point to the cloth, guarantee that the cloth is smooth.

Leveling component 2d3 is including linking up groove 2d31, universal pivot 2d32, the young 2d33 of mop foot, the young 2d33 of mop foot is the arc structure, and the left end is connected with universal pivot 2d32 through the registrate mode, universal pivot 2d32 upper end is equipped with links up groove 2d31 to structure as an organic whole, link up groove 2d31 and noose 2d4 cooperation are fixed, link up groove 2d31 and be used for with noose 2d4 contact fixed, the young 2d33 surface of mop foot is the arc structure, and is equipped with one deck silica gel piece, can enough ensure the fixed point efficiency of cloth to prevent to cause the damage to the cloth.

Feeding wheel group 1k3 is equipped with two, and inside all is equipped with differential axle 1k3e, and differential axle 1k3e only is equipped with one and installs in the differential axle 1k3e of head end to can stretch the belt 1k3q of head end, thereby play two feeding wheel group 1k 3's differential effect, avoid cloth transportation in-process rear point to be higher than the preceding condition that the point caused the cloth to fold.

The cover mouth 2d4 is inside to be equipped with the lug that matches each other with linking groove 2d31, realizes fixed meshing's effect, appears the skew when avoiding fixing a position.

The young 2d33 surface of mop foot is equipped with one deck silica gel piece for with cloth direct contact, can avoid skidding at the fixed point efficiency of lifting height cloth.

The principle of the invention is as follows: during processing, cloth is placed on a sewing table 2k, an element in a motor base 3k is started to drive a belt pulley 4k to rotate, a horizontal sewing head 7k is controlled by a transverse machine arm 6k to sew, a feeding mechanism 1k at the bottom of the horizontal sewing head 7k is used for automatically conveying the cloth, the feeding mechanism 1k is integrally positioned by a positioning pull rod 1k1, a feeding wheel set 1k3 is used for matching with an original rotating wheel in the sewing table 2k and clamping the cloth up and down, conveying transmission is realized, a built-in beam 1k2e is buckled into the feeding wheel set 1k3 through two inner buckling balls 1k2c, namely self positioning is realized, transmission with rotation of the feeding wheel set 1k3 can be avoided, the bottom of a suspension shaft 1k2b is in contact with the surface of the cloth, the suspension shaft can swing in the moving process of the cloth, the suspension shaft 1k2a is reset through a vibrating pin, and the outer part of the suspension shaft 1k2b is provided with an arc convex surface, the built-in pushing effect can be achieved when the whole veneering mechanism 1k2 swings, the feeding wheel sets 1k3 are provided with two built-in differential shafts 1k3e at the head ends, and built-in lugs 1k3w are independently arranged for discontinuously stretching the belt 1k3q during rotation, so that the resistance force meshed with the belt 1k3q is improved, the variable speed control of the two feeding wheel sets 1k3 is achieved, the situation that the front end of cloth is deformed and folded due to the fact that the cloth at the head end is conveyed too fast is avoided, the built-in pressing pins 2d1 are pressed down in sections through the matching of arc convex surfaces outside the hanging shafts 1k2b, the sleeve opening 2d4 in the arc fixed point frame 2d2 is driven to be positioned with the leveling component 2d3, the leveling component 2d3 is in a fixed state at the moment, a fixed point can be formed for the cloth, the cloth is ensured to be flat, the connecting groove 2d31 is used for being in contact with the sleeve opening 2d4 for fixation, the surface of the mop foot 2, the fixed point efficiency of cloth can be guaranteed, and the cloth is prevented from being damaged.

The feeding mechanism can stably convey the cloth after the adjustment is finished, but the elasticity and the stretching deformation of the cloth are different, so that the feeding mechanism cannot adjust the conveying frequency of different cloths, the cloth conveying is uneven during material changing and sewing, the cloth after sewing is subjected to bulging among stitches, the integral attractiveness of the processed cloth is influenced, and the cloth is to be optimized.

While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.