CN110791887A - Hanging strip sewing machine set - Google Patents

Abstract

The invention relates to a hanging strip sewing machine set which comprises a rack, wherein a conveying cavity is arranged in the rack, an operating table is arranged in the conveying cavity, a conveying table used for conveying a first material is arranged on at least one side of the operating table, a sewing machine is arranged on the operating table, a feeding mechanism used for conveying a second material is arranged on one side of the rack, a feeding back stitch mechanism and the sewing machine are arranged on the operating table in a sliding mode, and the sewing machine is connected with the feeding back stitch mechanism in a combined mode through a buckle device. The invention provides a hanging strip sewing machine set which can stably convey materials to be combined and sewn and effectively calibrate the postures of the materials; the sewing machine can also be used for combined sewing of materials to be sewn, and can realize the operation of back stitching.

Description

Hanging strip sewing machine set

Technical Field

The invention relates to the field of industrial production and processing, mainly relates to a mechanical mechanism of sewing equipment, and particularly relates to a suspended strip sewing machine set.

Background

Chinese patent: a novel automatic feeding sewing machine (patent number: CN 201821700252.5); the utility model discloses a novel autoloading sewing machine, including the sewing machine body and set up in sewing machine's first pay-off arm, second pay-off arm, first optical fiber assembly and second optical fiber assembly, first pay-off arm, first optical fiber assembly and second pay-off arm are fixed in proper order through the mounting panel one side of sewing machine body, second optical fiber assembly set up in on the stand of sewing machine body. This application can save and use manual supplementary pay-off and traditional limit ware device that leans on, realizes at autoloading, utilizes first optical fiber component and the cooperation of second optical fiber component simultaneously, guarantees the even of stitch interval behind the sewing.

And prior art, e.g., chinese patents: a rolling curtain sewing device (patent number: CN 201620311884.7) discloses a rolling curtain sewing device. It includes the aircraft nose, is used for conveying the feeding mechanism of clockwork spring for the roll curtain and is used for carrying out the automatic turn-up mechanism bordured to rolling up the curtain side, include: the sewing needle mechanism and the presser foot mechanism are driven to operate by the transmission mechanism; the device also comprises a working panel, and the feeding mechanism, the automatic edge curling mechanism and the machine head are respectively and sequentially arranged along two sides of the working panel; the fabric for sewing the roller shutter moves along the middle position of the working panel, and the two sides of the fabric pass through the feeding mechanism, the automatic edge curling mechanism and the machine head in sequence, so that the sewing operation of the clockwork spring and the edges of the two sides of the fabric is completed. The machine head side and the working panel are also provided with a thread hooking mechanism.

In the prior art, automatic feeding and sewing are realized through mutual matching of a sewing machine and a conveying table. There are technical drawbacks in the prior art. First, can not carry out stable conveying to the material that conveys bench, do not assist and support and press spacing mechanism, and assist and support and lean on spacing mechanism and can not carry out the adaptability according to the size of conveying the material and adjust. Second, two fabrics to be sewn cannot be sewn with a back stitch.

Therefore, there is a need to develop a hanging strip sewing machine set, which can stably convey materials to be combined and sewn and can effectively calibrate the posture of the materials; the sewing machine can also be used for combined sewing of materials to be sewn, and can realize the operation of back stitching.

Disclosure of Invention

The invention overcomes the defects of the prior art, provides the hanging strip sewing machine set, can stably convey materials to be combined and sewn, and can effectively calibrate the postures of the materials; the sewing machine can also be used for combined sewing of materials to be sewn, and can realize the operation of back stitching.

In order to achieve the purpose, the invention adopts the technical scheme that: a hanging strip sewing machine set comprises a rack, wherein a conveying cavity is formed in the rack, an operating table is arranged in the conveying cavity, a sewing machine is arranged on the operating table, a feeding mechanism used for conveying a material II is arranged on one side of the rack, the sewing machine and a feeding needle reversing mechanism are arranged on the operating table in a sliding mode, and the sewing machine is connected with the feeding needle reversing mechanism in a combined mode through a buckle device.

In a preferred technical scheme of the invention, the feeding mechanism is sequentially provided with a first material guide mechanism and a second material dredging and cutting mechanism for conveying a second material according to the conveying direction of the second material; the dredging and material cutting mechanism comprises a material-covering roller group and a material guide mechanism II which are used for smoothing the material II, and a material cutting mechanism used for cutting off the material II.

In a preferred technical scheme of the invention, two ends of the material guide mechanism II are provided with a first conveying groove for penetrating the material II, and the first conveying groove at the rear end is penetrated with the material cutting mechanism.

In a preferred technical scheme of the invention, the feeding and back-stitching mechanism comprises a mounting plate which is arranged on a frame in a sliding manner, and the mounting plate is in driving connection with the frame through a driving mechanism; the mounting plate is provided with a lifting device, the lifting device is provided with a conveying device capable of doing lifting action on the rack, and a third material guide mechanism and an auxiliary feeding mechanism slide on the conveying device.

In a preferred technical scheme of the invention, the conveying device is also provided with a needle reversing assembly, and the third material guide mechanism and the auxiliary feeding mechanism are connected to the conveying device in a driving way through the needle reversing assembly.

In a preferred technical scheme of the invention, a conveying table for conveying a first material is arranged on at least one side of the operating table, an auxiliary material abutting mechanism which is opposite to the conveying table is arranged on the rack, the auxiliary material abutting mechanism comprises a gantry which is arranged on the supporting table, a displacement driving mechanism is arranged on the gantry, the displacement driving mechanism is in driving connection with a sliding support which is arranged on the gantry in a sliding manner, a lifting frame which can move up and down is arranged on the gantry, and a pivoting connection abutting roller is arranged at one end, close to the conveying table, of the lifting frame.

In a preferred technical scheme of the invention, a material taking chuck is arranged on a rack and comprises a material taking mounting plate arranged on the rack, and a displacement device is arranged on the material taking mounting plate and drives the chuck to displace, clamp and push a material II.

In a preferred technical scheme of the invention, a telescopic limiting block capable of stretching back and forth is arranged on the frame, and a clamping block which is correspondingly limited and abutted against the telescopic limiting block is arranged on the back of the feeding and back needle mechanism.

In a preferred technical scheme of the invention, a lifting platform capable of lifting up and down is arranged between the operation platform and the conveying platform.

In a preferred technical scheme of the invention, in the sewing method of the hanging strip sewing machine set, a first material is conveyed to an operation table through conveying tables arranged at two sides of the operation table;

meanwhile, a material II is arranged in a penetrating way through a material guide mechanism I of the feeding mechanism, and then the material II penetrates through a material guide support I and a material guide support II which are arranged on the rack 1 in sequence and then penetrates through a material track roller set, a first conveying groove, a second material guide mechanism and a material cutting mechanism of the dredging and material cutting mechanism and then penetrates out;

the feeding and back stitching mechanism and the sewing machine which are arranged on the frame in a sliding way are locked and separated through a buckle device; the pushing mechanism of the buckle device pushes and pulls the limiting block penetrating through the mounting plate, and the limiting block and the buckle connecting plate arranged on the sewing machine are pressed and locked;

the material taking chuck, the feeding and back-stitching mechanism and the sewing machine slide to the feeding position of the feeding mechanism, a material II penetrates through a material guide mechanism III of the back-stitching mechanism, the material II is clamped by the back-stitching mechanism and then slides to the material taking chuck at the other end of the rack together with the sewing machine, a telescopic limiting block on the rack extends out, and the telescopic limiting block abuts against a clamping block at the back of the material back-stitching mechanism for limiting;

at the moment, the material taking chuck clamps a second material exposed at the three end parts of the material guide mechanism, the second material is driven by the displacement device to slide rightwards to a designated position, then the sewing machine is driven to move rightwards, the conveying device, the third material guide mechanism, the auxiliary feeding mechanism and the second material are left at the designated position, the sewing machine is driven to start sewing rightwards to the designated position, and the sewing stitch is sewn to form a material margin; the sewing machine changes the moving direction to start sewing when the elastic piece in the back needle assembly is reset, so that back needle sewing is realized;

then the telescopic limiting block on the frame is retracted, and the needle reversing mechanism and the sewing machine sew back together; then the first sewn material and the second sewn material are conveyed to the next working procedure by the conveying table; and hanging a strip sewing machine set, and sequentially and circularly sewing the next material I and the material II in a combined mode.

The invention solves the defects in the background technology, and has the following beneficial effects:

a hanging strip sewing machine set can stably convey materials to be combined and sewn and effectively calibrate the postures of the materials; the sewing machine can also be used for combined sewing of materials to be sewn, and can realize the operation of back stitching.

The feeding and back stitching mechanism and the sewing machine which are arranged on the frame in a sliding way are locked and separated through a buckle device; the push-and-pull mechanism of the buckle device pushes and pulls the limiting block which penetrates through the mounting plate, and the limiting block and the buckle connecting plate which is arranged on the sewing machine are pressed, locked and separated for unlocking.

The back stitching is realized at the starting ends of the first material to be stitched and the second material to be stitched through the cooperation of the back stitching component and the sewing machine.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a first schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a second schematic structural view of a preferred embodiment of the present invention;

FIG. 3 is a first schematic structural diagram of the preferred embodiment of the present invention after the transmission platform is detached;

FIG. 4 is a front view of the needle reversing mechanism in the preferred embodiment of the present invention;

FIG. 5 is a schematic rear view of the needle feeding and reversing mechanism in the preferred embodiment of the present invention;

FIG. 6 is a schematic structural view of a telescopic stopper of the stopper mechanism in the preferred embodiment of the present invention;

FIG. 7 is a schematic structural view of a first material guiding mechanism in the preferred embodiment of the present invention;

FIG. 8 is a schematic view of a preferred embodiment of a pick-up chuck of the present invention;

FIG. 9 is a schematic view of the structure of the lift table in the preferred embodiment of the present invention;

FIG. 10 is a schematic structural view of an auxiliary material pushing mechanism in the preferred embodiment of the present invention;

FIG. 11 is a schematic structural diagram of the preferred embodiment of the present invention after the transmission platform is detached;

in the figure: 1-a rack, 11-a conveying frame, 12-a supporting frame, 13-a beam support, 131-a conveying line rail, 14-a lifting table, 141-a lifting mechanism, 15-an operating table, 16-a conveying cavity, 17-a first material guide support and 18-a second material guide support,

2-conveying table, 21-conveying belt, 22-auxiliary abutting roller, 23-conveying belt driving mechanism;

3-auxiliary material-supporting mechanism, 31-gantry, 32-displacement driving mechanism, 33-sliding support, 34-lifting frame, 35-supporting roller;

4-a feeding mechanism, 41-a first guide mechanism, 42-a dredging and cutting mechanism, 421-a material-covering roller set, 422-a first conveying groove, 423-a second guide mechanism and 424-a cutting mechanism;

5-feeding needle reversing mechanism, 51-mounting plate, 52-lifting device, 521-lifting line rail, 522-lifting plate, 53-conveying device, 531-conveying slide rail, 532-conveying slide plate, 533-needle reversing assembly, 534-supporting plate, 535-shaft rod, 536-elastic element, 54-third guide mechanism, 541-guide chute, 542-clamping mechanism, 543-clamping cylinder, 544-pressing block, 55-auxiliary feeding mechanism, 551-abutting plate, 552-pressing plate, 553-force applying rod, 554-limiting plate, 555-rotating wheel, 556-lever, 557-pivot fulcrum and 558-lifting mechanism,

6-sewing machine, 61-sewing machine head, 62-sewing machine base;

7-material taking chuck, 71-material taking mounting plate, 72-material taking telescopic mechanism, 73-material taking pushing mechanism and 74-chuck;

8-a limiting mechanism, 81-a telescopic limiting block and 82-a clamping block;

9-a buckling device, 91-a pushing mechanism, 92-a slot, 93-a clamping tongue, 931-a limiting block, 94-a buckling connection plate and 941-a limiting groove.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings and examples, which are simplified schematic drawings and illustrate only the basic structure of the invention in a schematic manner, and thus show only the constituents relevant to the invention.

As shown in fig. 1 to 11, the hanging strip sewing machine set of the present invention comprises a frame 1, wherein the frame 1 comprises a conveying cavity 16 arranged in the frame 1, an operation table 15 arranged in the conveying cavity 16, conveying frames 11 arranged at two sides of the operation table 15, supporting frames 12 arranged at two ends of the conveying cavity 16, and a beam support 13 arranged at the upper part of the conveying cavity 16 on the supporting frames 12. The conveying frame 11 is provided with a conveying table 2 for conveying the first material. The conveying table 2 adopts the prior art conveying belt 21 and a conveying belt driving mechanism 23 to cooperatively drive conveying. And a plurality of auxiliary abutting rotary rollers 22 for assisting in abutting against one side surface of the material are pivotally connected to the conveying frame 11 on at least one side of the conveying belt 21. The beam support 13 is provided with a plurality of conveying line rails 131, and the conveying line rails 131 are provided with the material taking chuck 7, the feeding and needle reversing mechanism 5 and the sewing machine 6 which are opposite to the operating platform 15 in a sliding manner. A feeding mechanism 4 for conveying a second material is arranged on one side of the rack 1, and a lifting table 14 capable of lifting up and down is arranged between the operating table 15 and the conveying table 2.

In a preferred technical solution of the present invention, as shown in fig. 2 and 11, the feeding mechanism 4 is sequentially provided with a first material guiding mechanism 41 and a second material dredging and cutting mechanism 42 for conveying a second material according to a conveying direction of the second material; the dredging and material cutting mechanism 42 comprises a material-carrying roller group 421 and a material-guiding mechanism 423 for smoothing the second material, and a material-cutting mechanism 424 for cutting the second material. Two ends of the second material guiding mechanism 423 are provided with a first conveying groove 422 for penetrating the second material, and the first conveying groove 422 at the rear end penetrates the cutting mechanism 424.

In a preferred technical scheme of the invention, the feeding back stitch mechanism 5 and the sewing machine 6 which are arranged on the frame 1 in a sliding way are locked and separated by a buckle device 9; the ejector mechanism 91 of the fastening device 9 pushes and pulls the stopper 931 penetrating the mounting plate 51, and the pressing locking and the separation unlocking are performed between the stopper 931 and the fastening engaging plate 94 mounted on the sewing machine 6.

Specifically, as shown in fig. 3 to 5 and 11, the feeding and back-stitching mechanism 5 includes an installation plate 51 slidably disposed on the frame 1, and the installation plate 51 is drivingly connected to the frame 1 through a driving mechanism; the mounting plate 51 is provided with a lifting device 52, the lifting device 52 is provided with a conveying device 53 capable of lifting on the frame 1, and a third material guide mechanism 54 and an auxiliary feeding mechanism 55 are arranged on the conveying device 53 in a sliding manner. The transfer device 53 is further provided with a needle reversing assembly 533, and the third material guiding mechanism 54 and the auxiliary feeding mechanism 55 are drivingly connected to the transfer device 53 through the needle reversing assembly 533.

In a preferred technical solution of the present invention, as shown in fig. 10, an auxiliary material-abutting mechanism 3 facing the conveying table 2 is disposed on the frame 1, the auxiliary material-abutting mechanism 3 includes a gantry 31 mounted on the supporting table 2, a displacement driving mechanism 32 is disposed on the gantry 31, the displacement driving mechanism 32 is connected to a sliding support 33 slidably disposed on the gantry in a driving manner, a lifting frame 34 capable of lifting and lowering is disposed on the gantry 31, and a pivotally connected abutting roller 35 is disposed at one end of the lifting frame 34 close to the conveying table 2.

In a preferred technical solution of the present invention, as shown in fig. 3 to 5 and 11, a material taking chuck 7 is arranged on a rack 1, the material taking chuck 7 includes a material taking mounting plate 71 arranged on the rack 1, a displacement device is arranged on the material taking mounting plate 71, and the displacement device drives a chuck 74 to displace, clamp and push a second material. The limiting mechanism 8 further comprises a telescopic limiting block 81 arranged on the frame 1, and a clamping block 82 which is arranged on the back surface of the mounting plate 51 in the feeding back needling mechanism 5 and is correspondingly abutted to the telescopic limiting block 81 for limiting.

The working principle of the hanging strip sewing machine set is as follows:

as shown in fig. 1 to 11, the first material is conveyed to the operation table 15 by the conveying tables 2 arranged at both sides of the operation table 15.

Meanwhile, a first material guide mechanism 41 of the feeding mechanism 4 penetrates a second material, the second material sequentially penetrates a first material guide support 17 and a second material guide support 18, the first material guide support 17 and the second material guide support 18 are arranged on the rack 1 in a staggered mode, the second material is penetrated into a material covering roller set 421, a first conveying groove 422 and a second material guide mechanism 423 of the dredging and cutting mechanism 42, and the second material is penetrated out of a material cutting mechanism 424 arranged on the second material guide mechanism 423.

The feeding back stitch mechanism 5 and the sewing machine 6 which are arranged on the frame 1 in a sliding way are locked and separated through a buckle device 9; the pushing mechanism 91 of the buckle device 9 pushes and pulls the limiting block 931 penetrating through the mounting plate 51, and the pressing and locking are carried out between the limiting block 931 and a buckle connecting plate 94 arranged on the sewing machine 6; the feeding and reversing needle mechanism 5 and the sewing machine 6 slide to the feeding position of the feeding mechanism 4, after the material II penetrates through and is arranged out of the third material guide mechanism 54 in the feeding and reversing needle mechanism 5, the reversing needle mechanism 5 clamps the material II, the reversing needle mechanism 5 and the sewing machine 6 slide to the other end of the frame, the reversing needle mechanism 5 synchronously pulls the other end of the material II frame 1 to slide to a specified position, at the moment, when a fixture block 82 arranged at the back of the reversing needle mechanism 5 reaches a position of a telescopic limiting block 81 correspondingly arranged on the frame 1, the telescopic limiting block 81 pushes forwards to abut against the fixture block 82, the positions of a third material guide mechanism 54 and an auxiliary feeding mechanism 55 in the reversing needle mechanism 5 are limited through the mutual matching of the telescopic limiting block 81 and the fixture block 82 in the limiting mechanism 8, the sewing machine 6 continues to slide forwards and sew, the reversing needle assembly 533 is used for pulling back the sewing machine 6 in a reverse driving way, and the sewing machine 6 realizes the reverse needle sewing to the position limited, at the moment, the telescopic limiting block 81 is retracted, and the needle reversing mechanism 5 and the sewing machine 6 synchronously slide and sew at the feeding position of the material II.

In light of the foregoing description of the preferred embodiments of the present invention, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (10)

1. A hanging strip sewing machine set comprises a rack (1), wherein a conveying cavity (16) is arranged in the rack (1), an operating table (15) is arranged in the conveying cavity (16), and a sewing machine (6) is arranged on the operating table (15), and is characterized in that: one side of frame (1) is provided with feeding mechanism (4) that are used for conveying material two, the slip is provided with pay-off back stitching mechanism (5) on operation panel (15) and sewing machine (6), sewing machine (6) are through buckle device (9) and pay-off back stitching mechanism (5) built-up connection.

2. The suspension bar sewing machine set of claim 1, wherein: the feeding mechanism (4) is sequentially provided with a first material guide mechanism (41) and a second material dredging and cutting mechanism (42) for conveying a second material according to the conveying direction of the second material; the dredging and material cutting mechanism (42) comprises a material-carrying roller group (421) and a material guide mechanism II (423) which are used for smoothing the material II, and a material cutting mechanism (424) which is used for cutting off the material II.

3. The suspension bar sewing machine set of claim 2, wherein: two ends of the material guide mechanism II (423) are respectively provided with a first conveying groove (422) for penetrating the material II, and a material cutting mechanism (424) penetrates the first conveying groove (422) close to the operating platform (15).

4. The suspension bar sewing machine set of claim 2, wherein: the feeding needle reversing mechanism (5) comprises a mounting plate (51) which is arranged on the rack (1) in a sliding manner, and the mounting plate (51) is in driving connection with the rack (1) through a driving mechanism; the material guide device is characterized in that a lifting device (52) is arranged on the mounting plate (51), a conveying device (53) capable of doing lifting action on the rack (1) is arranged on the lifting device (52), and a material guide mechanism III (54) and an auxiliary feeding mechanism (55) slide on the conveying device (53).

5. The suspension bar sewing machine set of claim 4, wherein: the conveying device (53) is also provided with a needle reversing assembly (533), and the third material guide mechanism (54) and the auxiliary feeding mechanism (55) are connected to the conveying device (53) in a driving way through the needle reversing assembly (533).

6. The suspension bar sewing machine set of claim 4, wherein: be provided with conveying platform (2) that are used for conveying the material one on operation panel (15) at least one side, be provided with on frame (1) just right conveying platform's (2) supplementary material mechanism (3) that supports, supplementary material mechanism (3) that supports is including installing portal (31) on a supporting bench (2), be provided with displacement actuating mechanism (32) on portal (31), displacement actuating mechanism (32) drive is connected with slides sliding support (33) of setting on the portal, be provided with crane (34) that can go up and down the action on portal (31), crane (34) are close to the one end of conveying platform (2) and set up pivotal connection and support and lean on gyro wheel (35).

7. The suspension bar sewing machine set of claim 4, wherein: the material taking device is characterized in that a material taking chuck (7) is arranged on the rack (1), the material taking chuck (7) comprises a material taking mounting plate (71) arranged on the rack (1), a displacement device is arranged on the material taking mounting plate (71), and the displacement device drives a chuck (74) to displace and clamp and push a material II.

8. The suspension bar sewing machine set of claim 4, wherein: the needle feeding and reversing mechanism is characterized in that a telescopic limiting block (81) capable of stretching back and forth is arranged on the rack (1), and a clamping block (82) corresponding to the telescopic limiting block (81) and abutted to the telescopic limiting block is arranged on the back of the needle feeding and reversing mechanism (5).

9. The suspension bar sewing machine set of claim 1, wherein: a lifting platform (14) capable of lifting up and down is arranged between the operating platform (15) and the conveying platform (2).

10. The hanging strip sewing machine set according to any one of claims 1 to 9, wherein: in the sewing method of the suspension strip sewing machine set,

conveying the first material to the operating platform (15) through conveying platforms (2) arranged on two sides of the operating platform (15);

meanwhile, a material II penetrates through a material guide mechanism I (41) of the feeding mechanism (4), and then penetrates through a material guide support I (17) and a material guide support II (18) arranged on the rack 1 in sequence, and then penetrates through a material caterpillar roller group (421), a conveying groove I (422), a material guide mechanism II (423) and a material cutting mechanism (424) of the dredging and material cutting mechanism (42) and then penetrates out;

the feeding and back-stitching mechanism (5) and the sewing machine (6) which are arranged on the frame (1) in a sliding way are locked and separated through a buckle device (9); the pushing mechanism (91) of the buckle device (9) pushes and pulls the limiting block (931) penetrating through the mounting plate (51), and the limiting block (931) and a buckle connecting plate (94) arranged on the sewing machine (6) are pressed and locked;

the material taking chuck (7), the feeding needle reversing mechanism (5) and the sewing machine (6) slide to the feeding position of the feeding mechanism (4), a material guiding mechanism III (54) of the needle reversing mechanism (5) is penetrated through by a material II, the needle reversing mechanism (5) clamps the material II and then slides to the material taking chuck (7) at the other end of the rack (1) together with the sewing machine (6), at the moment, a telescopic limiting block (81) on the rack (1) extends out, and the telescopic limiting block (81) abuts against and is limited by a clamping block (82) at the back of the material needle reversing mechanism (5);

at the moment, the material taking chuck (7) clamps a second material exposed out of the end part of the material guide mechanism III (54), the second material is driven by the displacement device to slide rightwards to a specified position, the sewing machine (6) is driven to move rightwards, at the moment, the conveying device (53), the material guide mechanism III (54), the auxiliary feeding mechanism (55) and the second material are left at a limited position, the sewing machine (6) is driven to start sewing rightwards to the specified position, and a material margin is sewn by a sewing stitch; the sewing machine (6) changes the moving direction to start sewing when the elastic piece (536) in the back-stitching component (533) is reset, so as to realize back-stitching sewing;

then the telescopic limiting block (81) on the frame (1) is retracted, and the needle reversing mechanism (5) and the sewing machine (6) sew back together; then the conveying table (2) conveys the sewn first material and the sewn second material to the next procedure; and hanging a strip sewing machine set, and sequentially and circularly sewing the next material I and the material II in a combined mode.

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