CN118773830A - Airbag drawstring sewing machine - Google Patents
Airbag drawstring sewing machine Download PDFInfo
- Publication number
- CN118773830A CN118773830A CN202411070394.8A CN202411070394A CN118773830A CN 118773830 A CN118773830 A CN 118773830A CN 202411070394 A CN202411070394 A CN 202411070394A CN 118773830 A CN118773830 A CN 118773830A
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B35/00—Work-feeding or -handling elements not otherwise provided for
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B35/00—Work-feeding or -handling elements not otherwise provided for
- D05B35/06—Work-feeding or -handling elements not otherwise provided for for attaching bands, ribbons, strips, or tapes or for binding
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B37/00—Devices incorporated in sewing machines for slitting, grooving, or cutting
- D05B37/04—Cutting devices
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
本发明涉及拉带缝纫技术领域，特别涉及一种安全气囊的拉带缝纫机，机架沿长度方向依次设置有放卷机构、切断机构、布带折叠机构、面料定位机构和缝纫机本体；缝纫机本体上连接有缝纫治具组件；机架上设置有转移机械手和面料存料架；机架上设置有用于将面料存料架上的一片面料放入到面料定位机构内的面料输送机构；转移机械手将布带折叠机构上的布带输送至面料定位机构；转移机械手将面料定位机构上定位好的布带和面料一起输送至缝纫治具组件上。在使用本发明时，该拉带缝纫机结构中，能够实现布带和面料的自动上料、定位以及缝纫，提高拉带缝制成型的效率，降低劳动强度。
The present invention relates to the technical field of drawstring sewing, and in particular to a drawstring sewing machine for an airbag, wherein a frame is provided with an unwinding mechanism, a cutting mechanism, a cloth tape folding mechanism, a fabric positioning mechanism and a sewing machine body in sequence along the length direction; a sewing jig assembly is connected to the sewing machine body; a transfer manipulator and a fabric storage rack are provided on the frame; a fabric conveying mechanism for placing a piece of fabric on the fabric storage rack into the fabric positioning mechanism is provided on the frame; the transfer manipulator conveys the cloth tape on the cloth tape folding mechanism to the fabric positioning mechanism; the transfer manipulator conveys the cloth tape and the fabric positioned on the fabric positioning mechanism to the sewing jig assembly together. When the present invention is used, the automatic feeding, positioning and sewing of the cloth tape and the fabric can be realized in the drawstring sewing machine structure, thereby improving the efficiency of drawstring sewing and reducing labor intensity.
Description
Technical Field
The invention relates to the technical field of drawstring sewing, in particular to a drawstring sewing machine of an air bag.
Background
The safety airbag is a safety device for protecting passengers in an automobile, and the function of the drawstring is to control the buffer distance of the safety airbag to a larger extent. The cloth belt is generally matched with the fabric for use, and is connected to the safety airbag through the fabric. The fabric is generally fixed on the cloth belt in a sewing mode to form a drawstring structure. In the existing stretching strap structure sewing, the stretching strap with the set length is directly cut manually, then the prepared fabric is put in, then the fabric and the cloth belt are sewn manually through a sewing machine, the sewing efficiency is low, the sewing alignment of the fabric and the cloth belt in the sewing process depends on manual alignment, and the sewing quality of the stretching strap is unstable.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art and provides a drawstring sewing machine for an air bag.
In order to achieve the above purpose, the invention adopts the following technical scheme:
The invention relates to a drawstring sewing machine of an air bag, which comprises a frame; the machine frame is sequentially provided with an unreeling mechanism, a cutting mechanism, a cloth belt folding mechanism, a fabric positioning mechanism and a sewing machine body along the length direction; the sewing machine body is connected with a sewing jig assembly; the frame is provided with a transfer manipulator and a fabric storage rack; the machine frame is provided with a fabric conveying mechanism for placing one piece of fabric on the fabric storage rack into the fabric positioning mechanism; the transfer manipulator conveys the cloth belt on the cloth belt folding mechanism to the fabric positioning mechanism; the transfer manipulator conveys the cloth belt and the fabric positioned on the fabric positioning mechanism to the sewing jig assembly together.
Further, the cloth belt folding mechanism comprises a cloth belt clamping jaw cylinder, a sliding seat and a motor; the sliding seat is rotationally connected with a driven belt pulley; a connecting shaft is fixed on the driven belt pulley; the clamping belt clamping jaw cylinder is fixed on the connecting shaft; one end of the motor is fixed on the sliding seat; a driving belt pulley is fixed at the other end of the motor; a belt is tensioned between the driving belt pulley and the driven belt pulley; and a third U-shaped clamping plate is fixed on both clamping toes of the clamping belt clamping jaw cylinder.
Further, a guide rail is fixed on the frame; a sliding block in sliding connection with the guide rail is fixed at the bottom of the sliding seat; and a translation cylinder is connected between the sliding seat and the frame.
Further, the method comprises the steps of: the fabric conveying mechanism comprises a fabric translation linear module, a fabric lifting linear module and a suction nozzle; one end of the fabric translation linear module is fixed on the frame; the other end of the fabric translation linear module is fixed at one end of the fabric lifting linear module; the suction nozzle is fixed at the other end of the fabric lifting linear module.
Further, the transfer manipulator comprises a transfer longitudinal linear module, a transfer lifting linear module and a transfer transverse linear module; one end of the transferring and traversing linear module is fixed on the frame; the other end of the transferring and transversely-moving linear module is fixed at one end of the transferring and lifting linear module; the other end of the transfer lifting linear module is fixed at one end of the transfer longitudinal linear module; the other end of the transfer longitudinal linear module is fixed with a transfer clamping jaw cylinder; and two clamping toes of the transfer clamping jaw cylinder are respectively fixed with a transfer clamping plate.
Further, the number of the transfer clamping jaw cylinders is two; the transfer clamping jaw cylinders are arranged along the length direction of the transfer transverse linear module;
the transfer clamping plate on the first transfer clamping jaw cylinder is a first transfer clamping plate; the transfer clamping plate on the second transfer clamping jaw cylinder is a second transfer clamping plate; the gap between the second transfer splint and the first transfer splint is a first gap;
A cloth belt resetting mechanism is fixed on the frame; the cloth belt righting mechanism comprises a righting lifting cylinder and a righting clamping jaw cylinder; two ends of the correcting lifting cylinder are respectively connected to the frame and the correcting clamping jaw cylinder; a second U-shaped clamping plate is fixed on both clamping toes of the correcting clamping jaw cylinder; the width of the second U-shaped clamping plate is smaller than the first gap.
Further, the fabric positioning mechanism comprises a positioning jacking cylinder, a positioning jacking plate and a positioning clamping jaw cylinder, wherein one end of the positioning jacking cylinder is fixed on the frame, and the positioning jacking plate is fixed on the other end of the positioning jacking cylinder; a first positioning template and a second positioning template are respectively arranged on two clamping toes of the positioning clamping jaw cylinder; the front surface of the first positioning template is provided with a through hole.
Further, an extension cylinder is fixed on the positioning lifting plate; the piston rod end of the extending cylinder is fixedly provided with a cloth belt clamping cylinder; and the two clamping toes of the cloth belt clamping cylinder are respectively fixed with a first U-shaped clamping plate.
Further, the sewing jig assembly comprises a jig bottom plate and a compression module; the compaction module comprises a first jig connecting plate and a second jig connecting plate; a first material pressing plate, a second material pressing plate, a third material pressing plate and a fourth material pressing plate are sequentially fixed on the second jig connecting plate; the horizontal height of the bottom surface of the first surface material pressing plate is equal to the horizontal height of the bottom surface of the second surface material pressing plate; the horizontal height of the bottom surface of the third surface material pressing plate is equal to that of the bottom surface of the fourth surface material pressing plate; the horizontal height of the bottom surface of the first surface material pressing plate is lower than that of the bottom surface of the third surface material pressing plate;
A jig clamping jaw cylinder is fixed on the first jig connecting plate; two clamping toes of the clamping jaw cylinder of the jig are respectively fixed with a righting U-shaped frame and a righting plate; the correcting plate extends into the U-shaped frame; the two ends of the correcting U-shaped frame are respectively provided with a rear barrier strip and a front barrier strip; the inner side surface of the rear barrier strip is provided with a first barrier supporting plate; the correcting plate is provided with a second baffle supporting plate at the opposite position of the first baffle supporting plate.
Further, an sideslip prevention pressing plate is fixed on the fourth material pressing plate; the surfaces of the first surface material pressing plate, the second surface material pressing plate, the third surface material pressing plate, the fourth surface material pressing plate and the sideslip prevention pressing plate are provided with a plurality of teeth; the teeth on the sideslip prevention pressing plate are first teeth; the teeth on the first surface material pressing plate are second teeth; the arrangement direction of the first teeth is perpendicular to the arrangement direction of the second teeth.
After the structure is adopted, the invention has the beneficial effects that: the machine frame is sequentially provided with an unreeling mechanism, a cutting mechanism, a cloth belt folding mechanism, a fabric positioning mechanism and a sewing machine body along the length direction; the sewing machine body is connected with a sewing jig assembly; a transfer manipulator and a fabric storage rack are arranged on the rack; a fabric conveying mechanism for placing a piece of fabric on the fabric storage rack into the fabric positioning mechanism is arranged on the rack; the transfer manipulator conveys the cloth belt on the cloth belt folding mechanism to the fabric positioning mechanism; and the transfer manipulator conveys the cloth belt positioned on the fabric positioning mechanism and the fabric to the sewing jig assembly together. When the invention is used, firstly, the cloth belt of the coiled material is uncoiled by the uncoiling mechanism, so that the tail end of the cloth belt reaches the cloth belt folding mechanism; secondly, the cloth belt folding mechanism folds the tail end of the cloth belt, and then the cutting mechanism cuts off one end of the cloth belt far away from folding; thirdly, conveying the cloth belt on the cloth belt folding mechanism to the fabric positioning mechanism by using a transfer manipulator; fourth, the fabric conveying mechanism takes out a piece of fabric from the fabric storage rack and then puts the fabric into the fabric positioning mechanism with cloth belts; positioning the fabric and the cloth belt through a material positioning mechanism; fifthly, conveying the fabric positioned by the fabric positioning mechanism and the cloth belt to a sewing jig assembly by a transfer manipulator; after the fabric and the cloth belt are clamped and fixed through the sewing jig assembly, the fabric and the cloth belt are sewn together by the sewing machine body, and in the structure of the stretching belt sewing machine, the automatic feeding, positioning and sewing of the cloth belt and the fabric can be realized, the efficiency of the stretching belt sewing molding is improved, and the labor intensity is reduced.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a block diagram of the invention with the frame removed;
FIG. 3 is a block diagram of a tape folding mechanism;
FIG. 4 is a block diagram of a transfer robot;
FIG. 5 is a block diagram of a fabric transport mechanism;
FIG. 6 is a block diagram of a fabric positioning mechanism;
FIG. 7 is a block diagram of the tape-resetting mechanism;
FIG. 8 is a block diagram of a sewing tool assembly;
FIG. 9 is a block diagram of the fixture jaw cylinder, the righting U-frame and the righting plate connection;
FIG. 10 is a block diagram of the connection of the return U-shaped frame and the return plate;
FIG. 11 is a block diagram of a return U-shaped frame;
FIG. 12 is a block diagram of a normalization plate;
Fig. 13 is a first perspective view of the second jig connecting plate;
Fig. 14 is a front view of the second jig connecting plate;
Reference numerals illustrate:
A. An unreeling mechanism; B. a cutting mechanism; C. a fabric conveying mechanism; c1, a fabric translation linear module;
C2, a fabric lifting linear module; c3, sucking nozzles; D. a sewing machine body; E. a sewing jig assembly;
E1, clamping jaw cylinders of the jig; e2, a first jig connecting plate; e3, a jig bottom plate;
E4, connecting a second jig; e401, a first surface material pressing plate; e402, a second fabric pressing plate;
e403, a third surface material pressing plate; e404, a fourth material pressing plate; e405, sideslip prevention pressing plate;
e5, correcting the U-shaped frame; e501, a rear barrier strip; e501a, a backstop supporting plate; e502, front barrier strips;
E6, a correcting plate; e601, a front stop support plate; F. a transfer robot; f1, transferring a clamping jaw cylinder;
f2, transferring clamping plates; f3, transferring the longitudinal linear module; f4, transferring the lifting linear module;
F5, transferring the transverse linear module; G. a fabric positioning mechanism; g1, positioning a jacking cylinder;
g2, positioning a lifting plate; g3, positioning a clamping jaw cylinder; g4, a first positioning template; g401, via;
g5, a second positioning template; g6, extending out of the cylinder; g7, a cloth belt clamping cylinder;
G8, a first U-shaped splint; H. a cloth belt resetting mechanism; h1, a resetting lifting cylinder;
h2, resetting the clamping jaw cylinder; h3, a second U-shaped clamping plate; I. a frame; J. a cloth belt folding mechanism;
j1, a third U-shaped clamping plate; j2, clamping the strap clamping jaw cylinder; j3, a sliding seat; j4, sliding blocks;
j5, a translation cylinder; j6, a motor; j7, a driving belt pulley; j8, a belt;
j9, driven pulley; j10, a guide rail; K. a fabric storage rack; 1. cloth belt; 2. and (5) a fabric.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 14, a drawstring sewing machine for an airbag according to the present invention includes a frame I; the machine frame I is sequentially provided with an unreeling mechanism A, a cutting mechanism B, a cloth belt folding mechanism J, a fabric positioning mechanism G and a sewing machine body D along the length direction; the sewing machine body D is connected with a sewing jig assembly E; the frame I is provided with a transfer manipulator F and a fabric storage rack K; a fabric conveying mechanism C for placing a piece of fabric 2 on the fabric storage rack K into the fabric positioning mechanism G is arranged on the rack I; the transfer manipulator F conveys the cloth belt 1 on the cloth belt folding mechanism J to the fabric positioning mechanism G; the transfer manipulator F conveys the cloth belt 1 and the cloth 2 which are positioned on the cloth positioning mechanism G to the sewing jig assembly E together;
the unreeling mechanism A, the cutting mechanism B, the sewing machine body D and the fabric storage rack K are not essentially different from the prior art, so the unreeling mechanism A, the cutting mechanism B, the sewing machine body D and the fabric storage rack K are not described in detail;
Firstly, unreeling the cloth belt 1 of the coiled material by an unreeling mechanism A so that the tail end of the cloth belt 1 reaches a cloth belt folding mechanism J;
secondly, the cloth belt folding mechanism J folds the tail end of the cloth belt 1, and then the cutting mechanism B cuts off one end of the cloth belt 1 far away from folding;
Thirdly, conveying the cloth belt 1 on the cloth belt folding mechanism J to the fabric positioning mechanism G by the transfer manipulator F;
Fourth, the fabric conveying mechanism C takes out a piece of fabric 2 from the fabric storage rack K and then puts the piece of fabric 2 on the fabric positioning mechanism G with the cloth belt 1; positioning the fabric 2 and the cloth belt 1 through a material positioning mechanism G;
Fifthly, conveying the fabric 2 positioned by the fabric positioning mechanism G and the cloth belt 1 together to the sewing jig assembly E by the transfer manipulator F; after the fabric 2 and the cloth belt 1 are clamped and fixed through the sewing jig assembly E, the fabric 2 and the cloth belt 1 are sewn together through the sewing machine body D; in the structure of the stretching strap sewing machine, automatic feeding, positioning and sewing of the cloth strap 1 and the fabric 2 can be realized, the efficiency of stretching strap sewing and forming is improved, and the labor intensity is reduced.
As a preferable mode of the invention, the cloth belt folding mechanism J comprises a cloth belt clamping jaw cylinder J2, a sliding seat J3 and a motor J6; the sliding seat J3 is rotatably connected with a driven belt pulley J9; a connecting shaft is fixed on the driven pulley J9; the clamping belt clamping jaw cylinder J2 is fixed on the connecting shaft; one end of the motor J6 is fixed on the sliding seat J3; a driving belt pulley J7 is fixed at the other end of the motor J6; a belt J8 is tensioned between the driving pulley J7 and the driven pulley J9; a third U-shaped clamping plate J1 is fixed on both clamping toes of the clamping belt clamping jaw cylinder J2;
The unreeling mechanism A spits out the cloth belt 1, and the tail end of the cloth belt 1 enters between the two third U-shaped clamping plates J1; the cloth belt clamping jaw cylinder J2 drives the third U-shaped clamping plates J1 to be close to each other so as to clamp and fix one end of the cloth belt 1; then the motor J6 is started, and the clamping belt clamping jaw cylinder J2 is driven to rotate for one hundred eighty degrees through the driving belt pulley J7, the belt J8, the driven belt pulley J9 and the connecting shaft; while the cloth belt 1 rotates, the cloth belt 1 is pulled out by a certain length, so that the cloth belt 1 is turned over and folded on the cloth belt 1 backwards by the clamping part of the third U-shaped clamping plate J1; the third U-shaped clamping plate J1 for clamping the cloth belt 1 adopts a U-shaped structure, so that other clamping claws can extend into the inner cavity of the third U-shaped clamping plate J1 to clamp or align the folded cloth belt 1.
As a preferable mode of the invention, a guide rail J10 is fixed on the frame I; a sliding block J4 which is in sliding connection with the guide rail J10 is fixed at the bottom of the sliding seat J3; a translation cylinder J5 is connected between the sliding seat J3 and the frame I; the translation cylinder J5 can drive sliding seat J3 to slide along the length direction of guide rail J10, adjusts the position of third U type splint J1 for when receiving strap 1, third U type splint J1 aligns with strap 1, when transferring manipulator F with strap 1 pull out, third U type splint J1 can not produce the interference with transferring manipulator F, improves strap 1 efficiency of pulling out.
As a preferred mode of the present invention: the fabric conveying mechanism C comprises a fabric translation linear module C1, a fabric lifting linear module C2 and a suction nozzle C3; one end of the fabric translation linear module C1 is fixed on the frame I; the other end of the fabric translation linear module C1 is fixed at one end of the fabric lifting linear module C2; the suction nozzle C3 is fixed at the other end of the fabric lifting linear module C2; the fabric translation linear module C1 and the fabric lifting linear module C2 are linear modules which are not substantially different from the prior art, so that the details are not described; the fabric translation linear module C1 drives the fabric lifting linear module C2 to move, so that the fabric lifting linear module C2 moves between the fabric storage rack K and the fabric positioning mechanism G; the fabric lifting linear module C2 is used for driving the suction nozzle C3 to do lifting motion; the suction nozzle C3 is used for adsorbing one piece of fabric 2 on the fabric storage rack K and placing the fabric into the fabric positioning mechanism G.
As a preferable mode of the invention, the transfer manipulator F comprises a transfer longitudinal linear module F3, a transfer lifting linear module F4 and a transfer transverse linear module F5; one end of the transferring and traversing linear module F5 is fixed on the frame I; the other end of the transferring and transversely moving linear module F5 is fixed at one end of the transferring and lifting linear module F4; the other end of the transferring lifting linear module F4 is fixed at one end of the transferring longitudinal linear module F3; the other end of the transfer longitudinal linear module F3 is fixed with a transfer clamping jaw cylinder F1; the two clamping toes of the transfer clamping jaw cylinder F1 are respectively fixed with a transfer clamping plate F2;
The transfer longitudinal linear module F3, the transfer lifting linear module F4 and the transfer transverse linear module F5 are linear modules, which are not substantially different from the prior art, and are not described in detail; the transferring and traversing linear module F5 drives the transferring and lifting linear module F4 to do traversing movement, and the transferring and lifting linear module F4 drives the transferring and longitudinal linear module F3 to do lifting movement; the transfer longitudinal linear module F3 drives the transfer clamping jaw cylinder F1 to longitudinally move; the transfer clamping jaw cylinder F1 is used for driving the transfer clamping plate F2 to move; the position of the transferring clamping jaw cylinder F1 is adjusted through the cooperation movement of the transferring longitudinal linear module F3, the transferring lifting linear module F4 and the transferring transverse linear module F5, and the transferring clamping jaw cylinder F1 drives the transferring clamping plate F2 to move so as to clamp and fix a product and convey the product to a designated set position.
As a preferable mode of the present invention, the number of the transfer jaw cylinders F1 is two; the transferring clamping jaw air cylinders F1 are arranged along the length direction of the transferring transverse linear module F5;
The transfer clamping plate F2 on the first transfer clamping jaw cylinder F1 is a first transfer clamping plate; the transfer clamping plate F2 on the second transfer clamping jaw cylinder F1 is a second transfer clamping plate; the gap between the second transfer splint and the first transfer splint is a first gap;
A cloth belt righting mechanism H is fixed on the frame I; the cloth belt righting mechanism H comprises a righting lifting cylinder H1 and a righting clamping jaw cylinder H2; two ends of the righting lifting cylinder H1 are respectively connected to the frame I and the righting clamping jaw cylinder H2; the two clamping toes of the correcting clamping jaw cylinder H2 are respectively fixed with a second U-shaped clamping plate H3; the width of the second U-shaped clamping plate H3 is smaller than the first gap;
The width of the second U-shaped clamping plate H3 is smaller than the first gap; ensuring that the second U-shaped clamping plate H3 can extend between the first transfer clamping plate and the second transfer clamping plate;
After the front end of the cloth belt 1 is folded by the cloth belt folding mechanism J, the two ends of the folded cloth belt 1 are respectively clamped and fixed by the transfer clamping plates F2 of the two transfer clamping jaw cylinders F1;
The righting lifting cylinder H1 drives the righting clamping jaw cylinder H2 to move downwards, so that two second U-shaped clamping plates H3 are inserted into the first gap from top to bottom; the two second U-shaped clamping plates H3 are respectively arranged at two sides of the folding position of the cloth belt 1, the two second U-shaped clamping plates H3 are driven by the righting clamping jaw air cylinder H2 to be close to each other, and the second U-shaped clamping plates H3 are used as left and right reference surfaces of the two layers of cloth belts 1, so that the folded two layers of cloth belts 1 are aligned; when the cloth belt 1 is reset, the clamping force of the transfer clamping plate F2 on the cloth belt 1 is controlled through the two transfer clamping jaw cylinders F1, so that the cloth belt 1 is enabled.
As a preferable mode of the invention, the fabric positioning mechanism G comprises a positioning jacking cylinder G1, a positioning jacking plate G2 and a positioning clamping jaw cylinder G3, wherein one end of the positioning jacking cylinder G1 is fixed on the frame I, and the positioning jacking plate G2 is fixed on the other end of the positioning jacking cylinder G1; a first positioning template G4 and a second positioning template G5 are respectively arranged on two clamping toes of the positioning clamping jaw cylinder G3; the front surface of the first positioning template G4 is provided with a through hole G401;
the positioning template is a plate structure with a modeling inside; under the state of clamping, the first positioning template G4 and the second positioning template G5 form a hole site matched with the fabric 2, after the first positioning template G4 and the second positioning template G5 are driven to be clamped by the positioning clamping jaw cylinder G3, the hole site formed by the first positioning template G4 and the second positioning template G5 is matched with the fabric 2, the fabric 2 is aligned with the cloth belt 1 through the side surfaces of the first positioning template G4 and the second positioning template G5, the fabric 2 is positioned by an outer city, and the positioning precision between the cloth belt 1 and the fabric 2 is improved.
As a preferable mode of the present invention, the positioning lift plate G2 is fixed with an extension cylinder G6; the piston rod end of the extending cylinder G6 is fixedly provided with a cloth belt clamping cylinder G7; the two clamping toes of the cloth belt clamping cylinder G7 are respectively fixed with a first U-shaped clamping plate G8; the stretching cylinder G6 drives the cloth belt clamping cylinder G7 to move, and the cloth belt clamping cylinder G7 drives the two first U-shaped clamping plates G8 to clamp and fix the folded cloth belt 1; then a first U-shaped clamping plate G8 on the upper side of the cloth belt 1 supports one end of the fabric 2, and the other end of the fabric 2 is placed between a first positioning template G4 and a second positioning template G5 for positioning; positioning between the cloth belt 1 and the fabric 2 is completed; then the clamping part of the transfer manipulator F clamps and fixes the folded part of the cloth belt 1 and one end of the fabric 2, which extends out of the outer parts of the first positioning template G4 and the second positioning template G5, at the position opposite to the inner hole of the first U-shaped clamping plate G8; after the clamping part of the transfer manipulator F stretches into the position opposite to the through hole G401, the fabric 2 is clamped and fixed at the positions of the first positioning template G4 and the second positioning template G5, so that the fabric 2 and the cloth belt 1 are completely aligned.
As a preferred mode of the invention, the sewing jig assembly E comprises a jig bottom plate E3 and a compacting module; the compressing module comprises a first jig connecting plate E2 and a second jig connecting plate E4; a first material pressing plate E401, a second material pressing plate E402, a third material pressing plate E403 and a fourth material pressing plate E404 are sequentially fixed on the second jig connecting plate E4; the horizontal height of the bottom surface of the first surface material pressing plate E401 is equal to the horizontal height of the bottom surface of the second surface material pressing plate E402; the horizontal height of the bottom surface of the third material pressing plate E403 is equal to the horizontal height of the bottom surface of the fourth material pressing plate E404; the horizontal height of the bottom surface of the first surface material pressing plate E401 is lower than that of the bottom surface of the third surface material pressing plate E403;
A jig clamping jaw cylinder E1 is fixed on the first jig connecting plate E2; two clamping toes of the jig clamping jaw air cylinder E1 are respectively fixed with a correcting U-shaped frame E5 and a correcting plate E6; the righting plate E6 extends into the righting U-shaped frame E5; the two ends of the correcting U-shaped frame E5 are respectively provided with a rear barrier strip E501 and a front barrier strip E502; the inner side surface of the rear barrier strip E501 is provided with a first barrier supporting plate E501a; the righting plate E6 is provided with a second baffle supporting plate E601 at the opposite position of the first baffle supporting plate E501a;
The restoring U-shaped frame E5 is of a U-shaped frame structure, and the restoring plate E6 is of a plate structure, which is not essentially different from the prior art, so the restoring U-shaped frame E5 is not described in detail; the restoring U-shaped frame E5 is of a U-shaped frame structure, so that the transfer manipulator F can extend into the restoring U-shaped frame E5; the first jig connecting plate E2 and the second jig connecting plate E4 are both connected to the lifting mechanism; the lifting mechanism and the jig bottom plate E3 are both fixed on the frame I; before the transfer manipulator F sends the cloth belt 1 and the fabric 2, the lifting mechanism lifts the first jig connecting plate E2 and the second jig connecting plate E4 by a certain height; after the cloth belt 1 and the fabric 2 are placed on the jig bottom plate E3, the lifting mechanism drives the first jig connecting plate E2 and the second jig connecting plate E4 to descend; one end of the fabric 2 is placed between the righting plate E6 and the front barrier strip E502, and the other end of the fabric 2 is placed between the rear barrier strip E501 and the righting plate E6; the two clamping toes of the jig clamping jaw cylinder E1 move to drive the righting U-shaped frame E5 and the righting plate E6 to be close to each other, and the front end of the fabric 2 is righted and positioned through the space between the righting plate E6 and the front barrier strip E502; the rear baffle strip E501 and the righting plate E6 are used for righting and positioning the rear end of the fabric 2, and meanwhile, the side surface of the first baffle supporting plate E501a and the side surface of the second baffle supporting plate E601 are used for clamping and aligning the folded cloth belt 1; the top surface of the first blocking and supporting plate E501a and the top surface of the second blocking and supporting plate E601 form a support for the fabric 2; positioning the fabric 2 and the cloth belt 1 in the righting U-shaped frame E5 and the righting plate E6;
The first fabric pressing plate E401 and the second fabric pressing plate E402 directly press the fabric 2 on the jig bottom plate E3; the third material pressing plate E403 and the fourth material pressing plate E404 are pressed on the upper surface of the material 2 and then are pressed on the jig bottom plate E3 together with the cloth belt 1;
the height difference between the first fabric pressing plate E401 and the third fabric pressing plate E403 is equal to twice the thickness of the cloth belt 1, so that the two ends of the fabric 2 are synchronously pressed under the condition that the first jig connecting plate E2 and the second jig connecting plate E4 are lowered by the same height.
As a preferable mode of the present invention, the fourth material pressing plate E404 is fixed with an anti-sideslip pressing plate E405; the surfaces of the first material pressing plate E401, the second material pressing plate E402, the third material pressing plate E403, the fourth material pressing plate E404 and the sideslip prevention pressing plate E405 are provided with a plurality of teeth; the teeth on the sideslip prevention pressing plate E405 are first teeth; the teeth on the first surface material pressing plate E401 are second teeth; the arrangement direction of the first teeth is perpendicular to the arrangement direction of the second teeth;
the first teeth and the second teeth which are mutually perpendicular are pressed on the surface of the fabric 2, so that the fabric 2 has an anti-skid effect in two directions.
The invention has the beneficial effects that:
1. In the structure of the stretching strap sewing machine, the automatic feeding, positioning and sewing of cloth straps and fabrics can be realized, the efficiency of the stretching strap sewing and forming is improved, and the labor intensity is reduced;
2. The clamping pieces for clamping the cloth belt and the fabric are of U-shaped plate structures, so that the clamping jaws can conveniently extend in, the cloth belt and the fabric are clamped and fixed during the period of transferring from one conveying mechanism to the other conveying mechanism, the cloth belt and the fabric are transferred in a seamless connection manner, and the accuracy of the cloth belt and the fabric before and after transferring is improved;
3. the cloth belt is clamped and fixed and then rotated for one hundred eighty degrees to complete folding, so that the folding structure of the cloth belt is simplified;
4. The step surface is formed through the height difference between the first material pressing plate and the third material pressing plate, so that the material and the material belt are synchronously pressed, and the positioning accuracy of the pull belt is improved; the teeth in different arrangement directions are pressed on the fabric, so that the fabric is prevented from sliding during sewing, and the sewing precision is improved.
The foregoing description is only of the preferred embodiments of the invention, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are therefore intended to be embraced therein.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411070394.8A CN118773830B (en) | 2024-08-06 | 2024-08-06 | Safety airbag's stretching strap sewing machine |
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| CN202411070394.8A CN118773830B (en) | 2024-08-06 | 2024-08-06 | Safety airbag's stretching strap sewing machine |
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| CN118773830A true CN118773830A (en) | 2024-10-15 |
| CN118773830B CN118773830B (en) | 2025-04-22 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201343631Y (en) * | 2008-12-17 | 2009-11-11 | 上海贵衣缝纫设备有限公司 | Outer pressure plate for pattern sewing machine |
| CN111501218A (en) * | 2020-04-23 | 2020-08-07 | 浙江大盛文化创意有限公司 | Fixing structure is pasted to noose sewing machine's magic |
| CN112376171A (en) * | 2020-06-12 | 2021-02-19 | 常州智谷机电科技有限公司 | Belt sewing equipment and method for sewing belt |
| CN218880275U (en) * | 2022-11-30 | 2023-04-18 | 华懋（厦门）新材料科技股份有限公司 | Automatic production device for obliquely-cut safety airbag drawstring |
| WO2023155219A1 (en) * | 2022-02-18 | 2023-08-24 | 广州科祺自动化设备有限公司 | Automatic webbing processing device |
-
2024
- 2024-08-06 CN CN202411070394.8A patent/CN118773830B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201343631Y (en) * | 2008-12-17 | 2009-11-11 | 上海贵衣缝纫设备有限公司 | Outer pressure plate for pattern sewing machine |
| CN111501218A (en) * | 2020-04-23 | 2020-08-07 | 浙江大盛文化创意有限公司 | Fixing structure is pasted to noose sewing machine's magic |
| CN112376171A (en) * | 2020-06-12 | 2021-02-19 | 常州智谷机电科技有限公司 | Belt sewing equipment and method for sewing belt |
| WO2023155219A1 (en) * | 2022-02-18 | 2023-08-24 | 广州科祺自动化设备有限公司 | Automatic webbing processing device |
| CN218880275U (en) * | 2022-11-30 | 2023-04-18 | 华懋（厦门）新材料科技股份有限公司 | Automatic production device for obliquely-cut safety airbag drawstring |
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| Publication number | Publication date |
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| CN118773830B (en) | 2025-04-22 |
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