CN113279155A

CN113279155A - Sewing equipment

Info

Publication number: CN113279155A
Application number: CN202110650383.7A
Authority: CN
Inventors: 项风展
Original assignee: 项风展
Current assignee: Pujiang Xingong Machinery Technology Co., Ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-08-20

Abstract

The invention discloses a sewing device, comprising: the cloth folding machine comprises a rack, a first folding sewing mechanism, a first cloth supporting mechanism, a second folding sewing mechanism, a second cloth supporting mechanism and a stacking and sewing mechanism; a long slide rail group is arranged on a transverse frame beam of the rack, the first folding sewing mechanism and the second folding sewing mechanism are slidably arranged on the long slide rail group, and the initial positions of the first folding sewing mechanism and the second folding sewing mechanism are respectively positioned at the left end and the right end of the rack; the stacking sewing mechanism is fixedly arranged between the transverse frame beams in the middle of the frame; a first cloth supporting mechanism and a second cloth supporting mechanism are respectively and fixedly arranged on the rack and on the left and right of the stacking sewing mechanism; the sewing equipment designed in this way replaces manual edge folding, stacking and sewing, the processing efficiency is high, and the edge folding is uniform and the sewing standard is high during batch production.

Description

Sewing equipment

Technical Field

The invention relates to sewing equipment, and belongs to the field of quilting equipment.

Background

In the quilting process, the edge folding sewing is needed to be carried out on the periphery of the unit cloth blocks, and then the unit cloth blocks are stacked and sewn, so that the purpose that the cut edges are not off is realized, and the appearance is more attractive; because the common cloth is soft cloth, sewing of large quilted products (pillowcase, pillowcase and quilt cover) is completed by manual edge folding, stacking and sewing in different steps, so that the defects of low processing efficiency, uneven folding and nonstandard sewing in batch production exist.

Disclosure of Invention

Technical problem to be solved

In order to solve the problems, the invention provides sewing equipment which can perform folding sewing on unit cloth blocks and then perform stacking sewing, so that the efficiency and the quality are improved instead of manual work.

(II) technical scheme

A sewing apparatus of the present invention includes: the cloth folding machine comprises a rack, a first folding sewing mechanism, a first cloth supporting mechanism, a second folding sewing mechanism, a second cloth supporting mechanism and a stacking and sewing mechanism; a long slide rail group is arranged on a transverse frame beam of the rack, the first folding sewing mechanism and the second folding sewing mechanism are slidably arranged on the long slide rail group, and the initial positions of the first folding sewing mechanism and the second folding sewing mechanism are respectively positioned at the left end and the right end of the rack; the stacking sewing mechanism is fixedly arranged between the transverse frame beams in the middle of the frame; and a first cloth supporting mechanism and a second cloth supporting mechanism are fixedly arranged on the rack and positioned on the left and the right of the stacking sewing mechanism respectively.

Further, the first edge-folding sewing mechanism is hung on the sliding block plate of the long sliding rail group through a plurality of groups of lifting cylinders; the first hem sewing mechanism includes: the frame assembly frame comprises a frame-shaped assembly frame fixed at the bottom of a lifting cylinder body and a plurality of groups of flanging heads arranged on the frame-shaped assembly frame, wherein a plurality of groups of telescopic cylinders are arranged on frame strips of the frame-shaped assembly frame, and groove-shaped mounting blocks are fixedly arranged at pneumatic shaft ends of the telescopic cylinders; a presser foot bottom plate is fixed on the lower plane of the groove-shaped mounting block, a presser foot cylinder is mounted at the top of the groove-shaped mounting block, and a presser foot plate is mounted on a pneumatic shaft of the presser foot cylinder after penetrating through the upper plane of the groove-shaped mounting block.

Further, first cloth mechanism that props includes: the cloth supporting device comprises a fork-shaped bracket and a plurality of groups of cloth supporting plates; a plurality of groups of pneumatic sliding rail groups are arranged on the fork-shaped bracket in a radioactive manner; the cloth supporting plate is arranged on a sliding block of the pneumatic sliding rail group; a plug plate is additionally arranged on the periphery of the cloth supporting plate; the thickness of the plug plate is smaller than the clearance between the presser foot plate and the presser foot bottom plate when the presser foot cylinder contracts.

Furthermore, a coating for increasing friction force is sprayed on the upper surface of the plug plate and the surface which is not plugged between the foot pressing plate and the foot pressing base plate; the plane of the foot pressing plate and the foot pressing bottom plate in alignment is also sprayed with a coating for increasing the friction force.

Further, the structure of the second flange sewing mechanism is the same as that of the first flange sewing mechanism; the structure of the second cloth supporting mechanism is the same as that of the first cloth supporting mechanism.

Further, the stacking and seam feeding mechanism comprises: a folding bedplate and a seam feeding mechanism; the folding bedplate is fixedly arranged on a cross beam of the frame, and the seam feeding mechanism is hung on a top stand of the frame through a horizontal and vertical synchronous belt sliding table group; aligning and folding the edge platen by the seam feeding mechanism; the flanging bedplate comprises a bedplate and a plurality of groups of flanging plates distributed on the periphery of the bedplate; a driving slide rail is installed below the alignment flanging plate at the bottom of the bedplate, and the flanging plate is connected with a slide block of the driving slide rail through a transmission block.

Furthermore, the seam feeding mechanism consists of a lifting rotating unit and a presser foot mechanism arranged at the output shaft end of the lifting rotating unit, the lifting rotating unit consists of a lifting sliding table group and a rotating motor, the lifting sliding table group is arranged on a transverse sliding block of the transverse and longitudinal synchronous belt sliding table group in a leaning mode, and the rotating motor is fixedly arranged on a sliding block of the lifting sliding table group.

Further, the presser foot mechanism comprises an installation plate and a plurality of groups of second presser foot plates; a plurality of groups of second pneumatic sliding rail groups are radially arranged on the upper side of the mounting plate; the second foot pressing plate is arranged on a sliding block of the second pneumatic sliding rail group; and a second plug plate is additionally arranged on the periphery of the second foot pressing plate.

Further, the thickness of the second plug plate is smaller than the gap between the flanging plate and the bedplate.

Further, a first sewing machine set is arranged at the side face alignment stacking seam feeding mechanism of the rack, and a machine head alignment flanging table plate of the first sewing machine set; a group of second sewing machine units are respectively arranged at the first flanging sewing mechanism and the second flanging sewing mechanism which are aligned on the side surface of the end part of the rack; a servo sliding table is additionally arranged between the second sewing machine set and the frame beam.

(III) advantageous effects

According to the sewing equipment, the hem of a cloth piece of a workpiece is folded through the action fit among the foot pressing plate of the first hem sewing mechanism, the foot pressing base plate and the plug plate of the first cloth supporting mechanism, the coating for increasing friction force is sprayed on the reasonable positions of the plug plate, the foot pressing plate and the foot pressing base plate, the stability of the cloth supporting and the hem is guaranteed, the single-side hem is sewn through the second sewing machine which is installed in a sliding mode, after the sewing of the unit cloth piece in the first step is completed, the first hem sewing mechanism and the second hem sewing mechanism which are arranged in a sliding mode can sequentially convey the completed unit cloth piece to the table plate of the stacking and sewing mechanism to be stacked, the same stacking and sewing mechanism is also matched through the action fit between the hem plate which is installed on the hem table plate in a sliding mode and the second plug plate of the second cloth supporting mechanism, and the cloth can be folded quickly and accurately; after the plurality of unit cloth pieces are stacked, the cloth with folded edges is pushed to a sewing area to be sewn by a sewing mechanism capable of realizing plane movement, the sewing equipment designed in the way replaces manual edge folding, stacking and sewing, the processing efficiency is high, and the folded edges are uniform and standard in batch production.

Drawings

FIG. 1 is an overall plan view of the hemming sewing mechanism of the present invention in an initial position.

FIG. 2 is an overall plan view of the hem sewing mechanism of the present invention after the station.

Fig. 3 is a perspective view of the present invention.

Fig. 4 is a perspective view of the first folding sewing mechanism and the first cloth supporting mechanism of the present invention.

Fig. 5 is a plan view of the first folding sewing mechanism and the first cloth supporting mechanism of the present invention.

FIG. 6 is a top view of the folding mechanism and the cloth supporting mechanism of the present invention in cooperation.

FIG. 7 is a partial schematic view of the hemming mechanism of the invention.

FIG. 8 is a schematic view of the hemming mechanism of the present invention when hemming a panel.

FIG. 9 is a perspective view of the stacking slit feeder of the present invention.

FIG. 10 is a front view of the hemming platen and seam feed mechanism of the present invention.

FIG. 11 is a perspective view of the structure of the hemming bed of the present invention.

FIG. 12 is a structural perspective view of the bottom view of the hemming bed of the present invention.

FIG. 13 is a schematic structural view of a second cloth supporting mechanism of the present invention

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 13, a sewing apparatus of the present embodiment includes: the cloth folding machine comprises a rack 1, a first edge sewing mechanism 2, a first cloth supporting mechanism 3, a second edge sewing mechanism 4, a second cloth supporting mechanism 5 and a stacking and sewing mechanism 6; a long slide rail group 11 is arranged on a transverse frame beam of the frame 1, the first folding sewing mechanism 2 and the second folding sewing mechanism 4 are slidably arranged on the long slide rail group 11, and the initial positions of the first folding sewing mechanism and the second folding sewing mechanism are respectively positioned at the left end and the right end of the frame 1; the stacking sewing mechanism 6 is fixedly arranged between the transverse frame beams in the middle of the frame 1; a first cloth supporting mechanism 3 and a second cloth supporting mechanism 5 are fixedly mounted on the frame 1 and positioned on the left and right of the stacking sewing mechanism 6 respectively.

Wherein, the first edge sewing mechanism 2 is hung on the sliding block plate 111 of the long sliding rail group 11 through a plurality of groups of lifting cylinders 112; the first hem sewing mechanism 2 includes: the folding device comprises a frame-shaped assembly frame 21 fixed at the bottom of a cylinder body of a lifting cylinder 112 and a plurality of groups of folding heads 22 arranged on the frame-shaped assembly frame 21, wherein a plurality of groups of telescopic cylinders 211 are arranged on frame strips of the frame-shaped assembly frame 21, and a groove-shaped mounting block 23 is fixedly arranged at the pneumatic shaft end of each telescopic cylinder 211; be fixed with presser foot bottom plate 24 on the lower plane of cell type installation piece 23, presser foot cylinder 26 is installed at cell type installation piece 23 top, and presser foot cylinder 26's pneumatic shaft passes on cell type installation piece 23 and installs presser foot board 25 behind the plane, and first cloth supporting mechanism 3 includes: a fork-shaped bracket 31 and a plurality of groups of cloth supporting plates 33; a plurality of groups of pneumatic slide rail groups 32 are radially arranged on the fork-shaped bracket 31; the cloth supporting plate 33 is arranged on the slide block of the pneumatic slide rail group 32; a plug plate 331 is additionally arranged on the periphery of the cloth supporting plate 33; the thickness of the plug plate 331 is smaller than the gap between the presser foot plate 25 and the presser foot base plate 24 when the presser foot cylinder 26 contracts.

Preferably, a coating for increasing friction force is sprayed on the upper surface of the plug plate 331 and the surface which is not plugged between the foot pressing plate 25 and the foot pressing bottom plate 24; the plane of the foot pressing plate 25 which is aligned with the foot pressing bottom plate 24 is also coated with a coating for increasing friction force.

Preferably, the second flange sewing mechanism 4 has the same structure as the first flange sewing mechanism 2; the structure of the second cloth supporting mechanism 5 is the same as that of the first cloth supporting mechanism 3.

Preferably, the stacking and seam feeding mechanism comprises: a hemming platen 61 and a seam feed mechanism 62; the folding bedplate 61 is fixedly arranged on a cross beam of the frame 1, and the seam feeding mechanism 62 is hung on a top stand of the frame 1 through a transverse and longitudinal synchronous belt sliding table group 113; the seam feeding mechanism 62 aligns the folding platen 61; the flanging bedplate 61 comprises a bedplate 611 and a plurality of groups of flanging plates 612 distributed on the periphery of the bedplate 611; a driving slide rail 613 is arranged below the alignment folding plate 612 at the bottom of the bedplate 611, and the folding plate 612 is connected with a slide block of the driving slide rail 613 through a transmission block 614.

Preferably, the seam feeding mechanism 62 is composed of a lifting rotating unit 621 and a presser foot mechanism 622 installed at an output shaft end of the lifting rotating unit 621, the lifting rotating unit 621 is composed of a lifting sliding table group 6211 and a rotating motor 6212, the lifting sliding table group 6211 is installed on a transverse sliding block of the transverse and longitudinal synchronous sliding table group 113, and the rotating motor 312 is fixedly installed on a sliding block of the lifting sliding table group 6211.

Preferably, the presser foot mechanism 622 includes a mounting plate 6221 and several sets of second presser foot plates 6222; a plurality of groups of second pneumatic sliding rail groups 6223 are radially arranged on the upper end of the mounting plate 6221; the second foot pressing plate 6222 is mounted on the sliding block of the second pneumatic sliding rail group 6223; a second plug plate 6224 is additionally arranged on the periphery of the second pressure foot plate 6222.

Preferably, the thickness of the second plug plate 6224 is smaller than the gap between the hemming plate 612 and the platen 611.

Preferably, a first sewing machine set 7 is arranged at the side face contraposition stacking and sewing mechanism 6 of the frame 1, and a machine head contraposition folding table plate 61 of the first sewing machine set 7; a group of second sewing machine units 8 are respectively arranged at the first flanging sewing mechanism 2 and the second flanging sewing mechanism 4 which are aligned with the end part side surface of the frame 1; a servo sliding table is additionally arranged between the second sewing machine unit 8 and the frame beam.

The operation of the apparatus will be described in detail below with reference to fig. 1-13: firstly, placing a workpiece cloth block 10 on a first cloth supporting mechanism 3, then horizontally supporting the workpiece cloth block 10 by a pneumatic slide rail group 32 of the first cloth supporting mechanism 3 to the periphery, and stopping until the peripheral edge of the workpiece cloth block 10 is downwards drooping for a certain residual centimeter; then the first hemming sewing mechanism 2 is translated to the position above the first cloth supporting mechanism 3, and the lifting cylinder 112 works to align the hemming head 22 with the plug plate 331 (the gap between the presser foot plate 25 and the presser foot bottom plate 24 is aligned with the plug plate 331); then the telescopic cylinder 211 works to finally enable the foot pressing plate 25 and the foot pressing bottom plate 24 of the hemming head 22 to be embedded into the plug plate 331 (simultaneously, the cloth is folded passively by the drooping); then the presser foot cylinder 26 works to drive the presser foot plate 25 to press down the periphery of the folded workpiece cloth 10, then the cloth supporting mechanism 3 returns (is pulled away from the plug plate 331), then the lifting cylinder 112 works to lift the folding mechanism 2, and finally the folding mechanism 2 is translated to the sewing area again to finish the folding sewing process by the second sewing machine set 8; the same second flange sewing mechanism 4 and the second cloth supporting mechanism 5 also perform the same operation; meanwhile, the stacking and seam feeding mechanism also performs the following steps: placing the base cloth blocks on the bedplate 611, aligning the sewing mechanism 62, horizontally moving the base cloth blocks outwards by a second pneumatic slide rail group 6223 of a second cloth supporting mechanism 622, and stopping until 2-4cm is remained at the periphery of the workpiece cloth blocks; then the folding plate 612 moves to approach the workpiece cloth until the remaining cloth is folded onto the second plug plate 6224, then the second pneumatic slide rail group 6223 of the second cloth supporting mechanism 622 retracts to bring back the second plug plate 6224, then the second plug plate 6224 is lifted and simultaneously opened again until the circumference of the second plug plate 6224 is equal to the circumference surrounded by the folding plate 612, then the pressing is carried out, the folded cloth is compacted (the position acted on the cloth when the folding plate 612 folds the edge is smaller than the remaining cm number of the periphery of the cloth, so that the remaining cloth can be pressed and formed downwards for the second plug plate 6224), then the folding plate 612 retracts, finally the transverse and longitudinal synchronous belt sliding table group 113 works to drive the sewing mechanism 3 to the first sewing machine group 7 to sew the cloth, and the second cloth supporting mechanism 622 is lifted after sewing; the first edge sewing mechanism 2 and the second edge sewing mechanism 4 are sequentially translated to the bedplate 611 and aligned, the sewn workpiece cloth pieces 10 are placed and stacked, finally the second cloth supporting mechanism 622 presses down the stacked workpieces, and the transverse and longitudinal synchronous belt sliding table group 113 works to drive the sewing mechanism 3 to the first sewing machine group 7 to finish sewing the workpieces.

It is to be understood that the exemplary embodiments described herein are illustrative and not restrictive; although the embodiments of the present invention have been described with reference to the accompanying drawings, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A sewing apparatus comprising: the cloth folding and sewing machine comprises a rack (1), a first edge folding sewing mechanism (2), a first cloth supporting mechanism (3), a second edge folding sewing mechanism (4), a second cloth supporting mechanism (5) and a stacking and sewing mechanism (6); the method is characterized in that: a long slide rail group (11) is mounted on a transverse frame beam of the rack (1), the first folding sewing mechanism (2) and the second folding sewing mechanism (4) are slidably mounted on the long slide rail group (11), and the initial positions of the first folding sewing mechanism and the second folding sewing mechanism are respectively positioned at the left end and the right end of the rack (1); the stacking sewing mechanism (6) is fixedly arranged between the transverse frame beams in the middle of the rack (1); the cloth folding machine is characterized in that a first cloth supporting mechanism (3) and a second cloth supporting mechanism (5) are fixedly mounted on the rack (1) and located on the left side and the right side of the stacking sewing mechanism (6) respectively.

2. A sewing machine according to claim 1, characterized in that: the first edge sewing mechanism (2) is hung on a sliding block plate (111) of the long sliding rail group (11) through a plurality of groups of lifting cylinders (112); the first hem sewing mechanism (2) includes: the device comprises a frame-shaped assembly frame (21) fixed at the bottom of a cylinder body of a lifting cylinder (112) and a plurality of groups of flanging heads (22) arranged on the frame-shaped assembly frame (21), wherein a plurality of groups of telescopic cylinders (211) are arranged on frame strips of the frame-shaped assembly frame (21), and a groove-shaped mounting block (23) is fixedly arranged at the pneumatic shaft end of each telescopic cylinder (211); a presser foot bottom plate (24) is fixed on the lower plane of the groove-shaped mounting block (23), a presser foot cylinder (26) is mounted at the top of the groove-shaped mounting block (23), and a presser foot plate (25) is mounted after a pneumatic shaft of the presser foot cylinder (26) penetrates through the upper plane of the groove-shaped mounting block (23).

3. A sewing machine according to claim 1, characterized in that: the first cloth supporting mechanism (3) comprises: a fork-shaped bracket (31) and a plurality of groups of cloth supporting plates (33); a plurality of groups of pneumatic sliding rail groups (32) are arranged on the fork-shaped bracket (31) in a radioactive manner; the cloth supporting plate (33) is arranged on a sliding block of the pneumatic sliding rail set (32); a plug plate (331) is additionally arranged on the periphery of the cloth supporting plate (33); the thickness of the plug plate (331) is smaller than the clearance between the presser foot plate (25) and the presser foot bottom plate (24) when the presser foot cylinder (26) contracts.

4. A sewing apparatus as claimed in claim 3, wherein: a coating for increasing friction force is sprayed on the upper surface of the plug plate (331) and the surface which is not plugged between the foot pressing plate (25) and the foot pressing bottom plate (24); and a coating for increasing friction force is also sprayed on the plane of the foot pressing plate (25) and the foot pressing base plate (24) in alignment.

5. A sewing machine according to claim 1, characterized in that: the structure of the second flange sewing mechanism (4) is the same as that of the first flange sewing mechanism (2); the structure of the second cloth supporting mechanism (5) is the same as that of the first cloth supporting mechanism (3).

6. A sewing machine according to claim 1, characterized in that: the stacking and seam feeding mechanism (6) comprises: a hemming platen (61) and a seam feeding mechanism (62); the flanging bedplate (61) is fixedly arranged on a cross beam of the frame (1), and the seam feeding mechanism (62) is hung on a top stand of the frame (1) through a transverse and longitudinal synchronous belt sliding table group (113); the seam feeding mechanism (62) aligns the flanging bedplate (61); the flanging bedplate (61) comprises a bedplate (611) and a plurality of groups of flanging plates (612) distributed on the periphery of the bedplate (611); a driving slide rail (613) is arranged below the alignment folding plate (612) at the bottom of the bedplate (611), and the folding plate (612) is connected with a slide block of the driving slide rail (613) through a transmission block (614).

7. A sewing machine according to claim 6, characterized in that: the seam feeding mechanism (62) is composed of a lifting rotating unit (621) and a presser foot mechanism (622) arranged at the output shaft end of the lifting rotating unit (621), the lifting rotating unit (621) is composed of a lifting sliding table group (6211) and a rotating motor (6212), the lifting sliding table group (6211) is arranged on a transverse sliding block of the transverse and longitudinal synchronous belt sliding table group (113) in a leaning mode, and the rotating motor (312) is fixedly arranged on a sliding block of the lifting sliding table group (6211).

8. A sewing apparatus as claimed in claim 3, wherein: the presser foot mechanism (622) comprises a mounting plate (6221) and a plurality of groups of second presser foot plates (6222); a plurality of groups of second pneumatic sliding rail groups (6223) are radially arranged on the upper stroke of the mounting plate (6221); the second foot pressing plate (6222) is mounted on a sliding block of the second pneumatic sliding rail group (6223); and a second plug plate (6224) is additionally arranged on the periphery of the second pressure foot plate (6222).

9. A sewing apparatus as claimed in claim 8, wherein: the thickness of the second plug plate (6224) is smaller than the gap between the folding edge plate (612) and the bedplate (611).

10. A sewing machine according to claim 1, characterized in that: a first sewing machine set (7) is arranged at the side face contraposition stacking seam feeding mechanism (6) of the rack (1), and a machine head contraposition flanging table plate (61) of the first sewing machine set (7); a group of second sewing machine sets (8) are respectively arranged at the first flanging sewing mechanism (2) and the second flanging sewing mechanism (4) in the position of the side face of the end part of the rack (1); and a servo sliding table is additionally arranged between the second sewing machine set (8) and the frame beam.