CN113550083A

CN113550083A - Overedger collar sewing machine

Info

Publication number: CN113550083A
Application number: CN202110955937.4A
Authority: CN
Inventors: 叶异淼
Original assignee: Supreme Intelligent Technology Co Ltd
Current assignee: Supreme Intelligent Technology Co Ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2021-10-26

Abstract

The invention discloses an overlock collar sewing machine which comprises a rack, wherein an overlock machine head is arranged on the rack, a first roller and a second roller for feeding are arranged on the rack, and an air blowing pipe for blowing materials is arranged between the first roller and the second roller. The first roller is provided with a conical body, and the conical body is provided with a raised spiral feeding guide line; the spiral feeding guide direction of the spiral feeding guide lines is towards the sewing machine needle. A collarband trademark feeding mechanism, a collarband trademark cutting mechanism and a collarband trademark folding mechanism are arranged on the frame, and a movable trademark grabbing mechanism is arranged between an output port of the collarband trademark folding mechanism and a collarband trademark loading position; a trademark position sensor is arranged between the upper coating layer and the neckline layer, and when the trademark position sensor detects the inserting position of the neckline trademark, the trademark grabbing mechanism moves the neckline trademark from the output port of the neckline trademark folding mechanism to the inserting position of the neckline trademark.

Description

Overedger collar sewing machine

Technical Field

The invention relates to a sewing device, in particular to a overedger collar sewing machine.

Background

The invention with the patent number of 201610259793.8 discloses an automatic knitting rumble round collar sewing machine, which comprises a rack assembly, an automatic feeding mechanism and a turnover type movable collar-mounting auxiliary device, wherein the rack assembly comprises a foot rest and a table plate arranged on the foot rest, the automatic feeding mechanism and the turnover type movable collar-mounting auxiliary device are respectively fixed on the table plate, the automatic feeding mechanism comprises a driving cone wheel and an auxiliary cone wheel, the turnover type movable collar-mounting auxiliary device comprises a turnover driving part and a turnover arm, the turnover driving part is connected with the turnover arm, and the turnover arm is connected with the driving cone wheel. The automatic knitting rumble round collar sewing machine disclosed by the patent has the defects of low automation degree, poor round collar sewing stitch and incapability of automatically feeding round collar trademarks.

Disclosure of Invention

In view of the current state of the prior art, the invention provides a collar sewing machine which can realize the detection of the placement position of a collar trademark, place the collar trademark between a round collar layer and a coat layer for sewing and realize the automation of the sewing operation of the collar trademark.

The technical scheme adopted by the invention for solving the technical problems is as follows: the overedger collar sewing machine comprises a machine frame, an overedger head is arranged on the machine frame, a first roller and a second roller which are used for feeding are arranged on the machine frame, and an air blowing pipe used for blowing materials is arranged between the first roller and the second roller. The first roller is provided with a conical body, and the conical body is provided with a raised spiral feeding guide line; the spiral feeding guide direction of the spiral feeding guide lines is towards the sewing machine needle. A collarband trademark feeding mechanism, a collarband trademark cutting mechanism and a collarband trademark folding mechanism are arranged on the frame, and a movable trademark grabbing mechanism is arranged between an output port of the collarband trademark folding mechanism and a collarband trademark loading position; a trademark position sensor is arranged between the upper coating layer and the neckline layer, and when the trademark position sensor detects the inserting position of the neckline trademark, the trademark grabbing mechanism moves the neckline trademark from the output port of the neckline trademark folding mechanism to the inserting position of the neckline trademark.

In order to optimize the technical scheme, the invention also comprises the following improved technical scheme.

The trademark position sensor comprises a trademark position sensing rod located between a neckline layer and a coat layer, the trademark position sensing rod can be rotatably installed on a sensor installation seat, and the tail end of the trademark position sensing rod is coupled with a trademark position sensor on the sensor installation seat.

Foretell collarband trade mark feed mechanism includes the feeding guide rail, is equipped with the kickoff pole that can up-and-down motion on the delivery path of feeding guide rail, and the output of feeding guide rail is equipped with the material device that draws that can linear motion, is equipped with the clamping device of centre gripping output material in the outside of output.

The material pulling device comprises a material pulling clamp and a material pulling cylinder, wherein the material pulling clamp is used for clamping the collar trademark, and the material pulling cylinder is used for driving the material pulling clamp to move.

The neckline trademark folding mechanism comprises a material folding plate and a material folding driving cylinder, wherein the material folding plate moves linearly between the material pulling device and the material clamping device, and the material folding driving cylinder drives the material folding plate to move.

The trademark grabbing mechanism comprises a mounting bracket, wherein one end of the mounting bracket is provided with a rotatable grabbing arm, and the movable end of the grabbing arm is provided with a grabbing cylinder and a grabbing clamp; the rotating end of the material grabbing arm is rotatably connected with the mounting bracket and is connected with a first synchronizing wheel; the other end of the mounting bracket is provided with a feeding motor and a second synchronizing wheel, and the first synchronizing wheel and the second synchronizing wheel are connected through a synchronous belt.

Be equipped with the mechanism of rectifying between foretell first cylinder and the second cylinder, the mechanism of rectifying is including the punch holder and the lower plate that are used for the centre gripping material, and the double-layered material face of punch holder and lower plate is equipped with respectively can the pivoted conveyer belt.

The lower part of above-mentioned first cylinder is equipped with seam response piece, and seam response piece rotates and installs on the cylinder mount pad, and the one end and the cover of seam response piece are established and are established the material contact on first cylinder and second cylinder, and the other end and seam inductor coupling.

Compared with the prior art, the hemming and collar attaching machine has the advantages that the first roller and the second roller are used for feeding materials in a rotating mode, the seam starting position between the upper coating layer and the collar layer is detected through the trademark position sensing rod inserted between the collar layer and the upper coating layer, the control system calculates the collar trademark inserting position according to the seam starting position, the collar trademark is moved to the collar trademark inserting position from the output port of the collar trademark folding mechanism through the trademark grabbing mechanism, automation of collar trademark sewing is achieved, and operation efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a perspective view of the first drum part of fig. 1.

Fig. 3 is a schematic perspective view of the neckline brand feeding device in fig. 1.

Fig. 4 is a front view of fig. 3.

Detailed Description

Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

Fig. 1 to 4 are schematic structural views of the present invention.

Wherein the reference numerals are: the device comprises a first roller 1, a spiral feeding guide line 11, a roller mounting seat 12, a first motor 13, a seam sensing piece 15, a seam sensor 16, a second roller 2, an upper clamping plate 31, a lower clamping plate 32, a trademark position sensing rod 41, a sensor mounting seat 42, a trademark position sensor 43, a feeding guide rail 51, a material shifting rod 52, a material pulling device 53, a material pulling cylinder 531, a material clamping device 54, a conveying shifting piece 55, a material folding plate 6, a material folding driving cylinder 61, a mounting bracket 7, a material grabbing arm 71, a material grabbing cylinder 72, a material grabbing clamp 73, a first synchronizing wheel 74, a feeding motor 75, a second synchronizing wheel 76 and a synchronizing belt 77.

The overedger collar sewing machine is characterized in that a sewing machine head is fixedly arranged on a frame, and the overedger head is generally adopted. The rotary feeding device is arranged in front of the sewing machine head, the jacket and the round collar are sleeved on the rotary feeding device, the jacket and the round collar are driven to rotate through the rotary feeding device, and the sewing path is sent to a sewing position of the round collar sewing machine head. The frame is also provided with a collar trademark feeding device, the cut and folded collar trademark is sent to a sewing path between the upper clothing layer and the round collar layer, and the collar trademark is sewn and fixed in the sewing process of the upper clothing and the round collar.

The rotary feeding device comprises a first roller 1 and a second roller 2 for feeding. An air blowing pipe for blowing is arranged between the first roller 1 and the second roller 2, and the air blowing pipe can assist the rotary feeding of the upper coating layer and the round collar layer.

A deviation correcting mechanism is arranged between the first roller 1 and the second roller 2 and comprises an upper clamping plate 31 and a lower clamping plate 32 which are used for clamping materials, and rotatable conveying belts are respectively arranged on the material clamping surfaces of the upper clamping plate 31 and the lower clamping plate 32. In order to control the edge alignment of the upper coating layer and the round collar layer and simultaneously accurately sew along the sewing path, an upper clamping plate 31 and a lower clamping plate 32 of a deviation correcting mechanism clamp the sewing material, and the sewing material is controlled to move through the rotation of a conveyor belt, so that the sewing path of the sewing material is maintained.

The first drum 1 has a conical body on which raised screw-type feed guide threads 11 are made. The spiral feeding guide line 11 has a spiral feeding guide direction toward the sewing machine needle. In the rotary feeding process of sewing materials, because the sewing materials need to be assisted by the air blowing pipe, the blown air flow can apply outward pushing force to the sewing materials, so that the deviation rectifying resistance of the deviation rectifying mechanism is large, and the deviation rectifying reaction is insensitive. The raised spiral feeding guide lines 11 are arranged on the first roller 1, so that the contact area of a sewing material and the first roller 1 can be reduced, friction is reduced, the thrust applied by air flow can be balanced through the feeding guide lines 11, the deviation rectification mechanism can better rectify a sewing path, and the sewing quality is improved.

The first roller 1 can be rotatably installed on a roller installation base 12, a first motor 13 is fixed at the rear part of the roller installation base 12, and a driving shaft of the first motor 13 is connected with the first roller 1.

A seam induction sheet 15 is arranged below the first roller 1, the seam induction sheet 15 is rotatably arranged on the roller mounting seat 12, one end of the seam induction sheet 15 is in contact with materials sleeved on the first roller 1 and the second roller 2, and the other end of the seam induction sheet is coupled with a seam inductor 16.

The collarband trademark loading device comprises a collarband trademark feeding mechanism, a collarband trademark cutting mechanism and a collarband trademark folding mechanism, wherein a movable trademark grabbing mechanism is arranged between an output port of the collarband trademark folding mechanism and a collarband trademark loading position; a trademark position sensor is arranged between the upper coating layer and the neckline layer, and when the trademark position sensor detects the inserting position of the neckline trademark, the trademark grabbing mechanism moves the neckline trademark from the output port of the neckline trademark folding mechanism to the inserting position of the neckline trademark.

In the prior art, the identification of the collar trademark insertion position is a technical difficulty because the collar trademark insertion position is fixed at a specific position between a round collar layer and an upper garment layer, and the round collar and the upper garment are soft cloth and cannot be positioned.

The trademark position sensor comprises a trademark position sensing rod 41 positioned between a neckline layer and a coat layer, wherein the trademark position sensing rod 41 is rotatably arranged on a sensor mounting seat 42, and the tail end of the trademark position sensing rod 41 is coupled with a trademark position sensor 43 on the sensor mounting seat 42. The trademark position sensing rod 41 is positioned in front of sewing of the machine needle, interference cannot occur after the neckline layer and the jacket layer are sewn, and when the neckline layer and the jacket layer are sewn to be close to a circle, the trademark position sensing rod 41 can be pulled because the sewing positions of the neckline layer and the jacket layer are sewn together, so that position recognition sensing is triggered.

The neckline brand feeding mechanism comprises a feeding guide rail 51, the feeding guide rail 51 is provided with a plurality of sections, and a material poking rod 52 capable of moving up and down is arranged on a conveying path of the feeding guide rail 51. The collar trademark material is a coiled strip-shaped woven belt material, the strip-shaped material is conveyed along the feeding guide rail 51, and the strip-shaped material on the feeding guide rail 51 is pulled through the material pulling rod 52, so that the strip-shaped material is left with a margin to be convenient for subsequent pulling and folding.

The feeding guide rail 51 is provided with a conveying shifting sheet 55, and the conveying shifting sheet 55 can convey the strip-shaped materials along the feeding guide rail 51 and prevent the strip-shaped materials from returning.

The output end of the feeding guide rail 51 is provided with a material pulling device 53 capable of moving linearly, and the outer side of the output end is provided with a material clamping device 54 for clamping output materials.

The material pulling device 53 comprises a material pulling clamp 532 for clamping the collar trademark, and a material pulling cylinder 531 for driving the material pulling clamp 532 to move. The material pulling clamp 532 clamps the front part of the strip-shaped material, and the material pulling cylinder 531 drives the material pulling clamp 532 to move downwards, so that the front end of the strip-shaped material moves to the material clamping device 54. After the front end of the belt-shaped material is clamped and fixed by the clamping device 54, the material pulling cylinder 531 drives the material pulling clamp 532 to retreat.

The pulling clamp 532 may be a one-way shifting piece disposed on the feeding channel of the pulling device 53, and when the pulling clamp 532 retracts driven by the pulling cylinder 531, the strip-shaped material is pulled out from the pulling clamp 532.

The collarband trademark folding mechanism comprises a material folding plate 6 which moves linearly between a material pulling device 53 and a material clamping device 54, and a material folding driving cylinder 61 which drives the material folding plate 6 to move. In this embodiment, the material folding plate 6 can support the pulled-out belt-shaped material to move horizontally and linearly, so as to fold the belt-shaped material. Collarband trade mark blank mechanism is including being located the cutter of 6 tops of flitch to and be used for driving the cutter cylinder that the cutter removed. The cutter cylinder can drive the cutter to cut off the output strip-shaped material.

The material clamping device 54 comprises a material clamping cylinder and a material clamping clamp driven by the material clamping cylinder. After the front end of the strip-shaped material is fixed by the material clamping device 54 through the material clamping fixture, the strip-shaped material is pulled out for a certain length section, the material folding driving cylinder 61 drives the material folding plate 6 to move horizontally, and the material folding plate 6 pushes against the pulled strip-shaped material belt, so that the material folding belt is folded and clamped by the trademark grabbing mechanism. And then the collarband trademark cutting mechanism cuts off the strip-shaped material outside the material pulling device 53, and the trademark grabbing mechanism sends the clamped trademark material to the space between the upper coating layer and the round collar layer after the insertion position is detected by the trademark position sensor.

The trademark grabbing mechanism comprises a mounting bracket 7, a rotatable grabbing arm 71 is arranged at one end of the mounting bracket 7, and a grabbing cylinder 72 and a grabbing clamp 73 are arranged at the movable end of the grabbing arm 71. The material grabbing cylinder 72 can control the opening and closing of the material grabbing clamp 73. The rotating end of the material grabbing arm 71 is rotatably connected with the mounting bracket 7 and is connected with a first synchronizing wheel 74. The other end of the mounting bracket 7 is provided with a feeding motor 75 and a second synchronizing wheel 76, and the first synchronizing wheel 74 and the second synchronizing wheel 76 are connected through a synchronizing belt 77. After recognizing the inserting position of the collar trademark, the feeding motor 75 drives the first synchronous wheel 74 to rotate through the synchronous belt 77, and the first synchronous wheel 74 drives the material grabbing arm 71 to rotate, so that the collar trademark clamped by the material grabbing clamp 73 moves to the trademark installing position between the coat layer and the round collar layer.

While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by one skilled in the art without departing from the scope of the invention.

Claims

1. The utility model provides a collar machine on overedger, includes the frame, the frame on be equipped with the overedger aircraft nose, be equipped with first cylinder (1) and second cylinder (2) that are used for the pay-off in the frame, be equipped with the gas blow pipe that is used for blowing the material between first cylinder (1) and second cylinder (2), characterized by: the first roller (1) is provided with a conical body, and a raised spiral feeding guide line (11) is formed on the conical body; the spiral feeding guide direction of the spiral feeding guide lines (11) is towards the needle direction of the sewing machine; the machine frame is provided with a neckline trademark feeding mechanism, a neckline trademark cutting mechanism and a neckline trademark folding mechanism, and a movable trademark grabbing mechanism is arranged between an output port of the neckline trademark folding mechanism and a neckline trademark loading position; and when the trademark position sensor detects the inserting position of the collar trademark, the trademark grabbing mechanism moves the collar trademark from the output port of the collar trademark folding mechanism to the inserting position of the collar trademark.

2. The overlock collar-sewing machine of claim 1, further comprising: the trademark position sensor comprises a trademark position sensing rod (41) located between a neckline layer and a coat layer, the trademark position sensing rod (41) can be rotatably installed on a sensor installation seat (42), and the tail end of the trademark position sensing rod (41) is coupled with a trademark position sensor (43) on the sensor installation seat (42).

3. The overlock collar-sewing machine of claim 1, further comprising: the collar trademark feeding mechanism comprises a feeding guide rail (51), a material poking rod (52) capable of moving up and down is arranged on a conveying path of the feeding guide rail (51), a material pulling device (53) capable of moving linearly is arranged at an output end of the feeding guide rail (51), and a material clamping device (54) for clamping output materials is arranged on the outer side of the output end.

4. The overlock collar-sewing machine of claim 3, wherein: the material pulling device (53) comprises a material pulling clamp (532) for clamping a collar trademark and a material pulling cylinder (531) for driving the material pulling clamp (532) to move.

5. The overlock collar-sewing machine of claim 1, further comprising: the collar trademark folding mechanism comprises a material folding plate (6) which moves linearly between a material pulling device (53) and a material clamping device (54), and a material folding driving cylinder (61) which drives the material folding plate (6) to move.

6. The overlock collar-sewing machine of claim 1, further comprising: the trademark grabbing mechanism comprises a mounting bracket (7), a rotatable grabbing arm (71) is arranged at one end of the mounting bracket (7), and a grabbing cylinder (72) and a grabbing clamp (73) are arranged at the movable end of the grabbing arm (71); the rotating end of the material grabbing arm (71) is rotatably connected with the mounting bracket (7) and is connected with a first synchronizing wheel (74); the other end of the mounting bracket (7) is provided with a feeding motor (75) and a second synchronizing wheel (76), and the first synchronizing wheel (74) is connected with the second synchronizing wheel (76) through a synchronous belt (77).

7. The overlock collar-sewing machine of claim 1, further comprising: the automatic material correcting device is characterized in that a correcting mechanism is arranged between the first roller (1) and the second roller (2), the correcting mechanism comprises an upper clamping plate (31) and a lower clamping plate (32) which are used for clamping materials, and rotatable conveying belts are respectively arranged on material clamping surfaces of the upper clamping plate (31) and the lower clamping plate (32).

8. The overlock collar-sewing machine of claim 1, further comprising: the drum is characterized in that a seam induction sheet (15) is arranged below the first drum (1), the seam induction sheet (15) is rotatably installed on the drum installation seat (12), one end of the seam induction sheet (15) is in contact with materials sleeved on the first drum (1) and the second drum (2), and the other end of the seam induction sheet is coupled with a seam inductor (16).