CN202000093U - Automatic strip feeding mechanism of sewing machine - Google Patents
Automatic strip feeding mechanism of sewing machine Download PDFInfo
- Publication number
- CN202000093U CN202000093U CN2011200755272U CN201120075527U CN202000093U CN 202000093 U CN202000093 U CN 202000093U CN 2011200755272 U CN2011200755272 U CN 2011200755272U CN 201120075527 U CN201120075527 U CN 201120075527U CN 202000093 U CN202000093 U CN 202000093U
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- swing arm
- driving mechanism
- electric
- intermediate plate
- movable
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Abstract
The utility model discloses an automatic strip feeding mechanism of a sewing machine. The automatic strip feeding mechanism comprises electric scissors, a pair of pinch rollers and mechanical tongs, wherein the pinch rollers are driven by a motor; the electric scissors are arranged in front of the pinch rollers; the mechanical tongs comprise an electric clamp, a swing arm and a swing arm driving mechanism; the electric clamp consists of a fixed clamping piece and a movable clamping piece; the fixed clamping piece is fixedly connected to the tail end of the swing arm; the movable clamping piece is driven by an electric driving mechanism; the swing arm is provided with a vertical rotating shaft, and is driven to swing by the swing arm driving mechanism; and when the swing arm swings to a position close to the electric scissors, the jaw of the electric clamp is over against the electric scissors. By adopting the automatic strip feeding mechanism, automatic feeding of strips can be realized, the labor force is saved, the working efficiency is improved, the sewing position is accurate after feeding of the strips, and the cutting lengths of the strips are accurate.
Description
Technical field
The utility model belongs to the technical field of Sewing machines corollary equipment, is specifically related to a kind of Sewing machines and presents the banded mechanism of expecting automatically.
Background technology
Band shape need be expected that (so-called " banded material " is banded sewing material, for example elastic cord exactly) and other material sew up, and for example in making the brassiere process, need sew up elastic cord and cup under many circumstances by clothing enterprise.Existing clothing enterprise is when carrying out above-mentioned operation, usually adopt pipelining, promptly be responsible for sewing up of this position specially by a Sewing machines, its way is: by the workman elastic cord is cut into one section one section earlier, utilize by hand then elastic cord is delivered between the cloth-feeding device (for example work feed supporting plate or feed dog) and presser feet of Sewing machines, sew at last.The deficiency of aforesaid way is: 1, labor intensive; 2, manually the band shape material is fed to the sewing desired location and is difficult to precise control; 3, the cutting length of elastic cord is generally by range estimation, and it is consistent to be difficult to control; If linear measure longimetry is all carried out in cutting each time, and is then time-consuming.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned shortcoming and the banded material of presenting automatically of a kind of Sewing machines mechanism is provided, and it can be saved manually, and banded sewing position after expecting to send into is accurate.
Its purpose can realize by following scheme: the band shape material mechanism that presents automatically of this Sewing machines comprises electric shear, a pair of clip wheel, mechanical tong, and described clip wheel is by motor-driven, and electric shear is installed in the clip wheel front; Described mechanical clamp hand comprises electronic clip, swing arm, swing arm driving mechanism, and electronic clip is made up of tingle and movable intermediate plate, and wherein tingle is fixedly connected on the swing arm end, and movable intermediate plate is driven by electric driving mechanism; Swing arm is provided with vertical rotating shaft, and is driven and swung by swing arm driving mechanism; When swing arm swung to position near electric shear, the folder mouth of electronic clip also faced the blade of electric shear.
Electric shear is provided with fixed blade and movable blades, and wherein movable blades is provided with driving mechanism.
Described movable blades is provided with a rotating shaft, the both sides that the blade end of movable blades and drive end lay respectively at rotating shaft; The driving mechanism of described movable blades is the wire that electromagnetic mechanism affects, the terminal drive end that connects movable blades wiry.
Described movable intermediate plate is provided with a rotating shaft, the both sides that the folder mouth end of movable intermediate plate and drive end lay respectively at rotating shaft; The electric driving mechanism of described movable intermediate plate is the wire that electromagnetic mechanism affects, the drive end of terminal connection activity intermediate plate wiry.
Also be provided with central controller, central controller connects the motor of swing arm driving mechanism, electric shear, driving clip wheel, the electric driving mechanism of movable intermediate plate respectively by holding wire.
Also be provided with central controller, central controller connects the driving mechanism of swing arm driving mechanism, movable blades, the motor that drives clip wheel, the electric driving mechanism of movable intermediate plate respectively by holding wire.
Also be provided with detect the sensing device of supporting sewing-machine foot position, sensing device connects central controller by holding wire.
The utlity model has following advantage and effect:
When 1, the utility model is worked, the termination of putting in order the band shape material of volume can be penetrated between two clip wheels, by driven by motor two clip wheel uniform rotation, banded material is at the uniform velocity advanced, and enter in the folder mouth of electrical clip, after the band shape material advances time of one section setting, the motor stall of two clip wheels, banded material is temporarily static, the movable intermediate plate action of machinery tong, banded feed collet is tight, and the electric shear action, the band shape material is cut off, only exposed one section outside Jia Kou; Follow the swing arm of mechanical tong and rotate, electronic clip is moving to the position of aiming at the work feed supporting plate together with banded strip, and former that a bit of interstitial site that enters between work feed supporting plate and the presser feet that firstly appears out from clip of banded material realizes the automatic cut-out of banded material and presents; Then, presser feet is descending, Sewing machines sews up band shape material and other material, in this process, the movable intermediate plate of mechanical tong unclamps, the swing arm revolution of mechanical tong, send electronic clip back to origin-location, make the blade of the salty new aligning electric shear of folder of electronic clip, motor drives two clip wheel uniform rotation again again, so constantly circulation.
2, the utility model can be pressed the banded material of certain-length cut-out automatically, and realizes presenting automatically, therefore can save manually, enhances productivity.
3, the utility model can pass through the accurate cooperation of each parts, realizes the accurate of the accurate of band shape material feed position and band shape material cutting length, and sewing position is accurate.
4, simple and ingenious structure.
Description of drawings
Fig. 1 is the mated condition schematic diagram of the swing arm of embodiment of the present utility model each parts when swinging to first operating position.
Fig. 2 is the working state schematic representation of the swing arm of embodiment of the present utility model when swinging to second operating position.
Fig. 3 is that the electromagnetic mechanism of embodiment of the present utility model drives principle schematic wiry.
The specific embodiment
Fig. 1, shown in Figure 2, the band shape material mechanism that presents automatically of this Sewing machines is equipped with electric shear, a pair of clip wheel 3, mechanical tong, and described clip wheel 3 is driven by motor 31, and electric shear is installed in clip wheel 3 fronts; Electric shear is provided with fixed blade 41 and movable blades 42, and movable blades is provided with a rotating shaft, and the blade of movable blades and drive end lay respectively at the both sides (drive end of movable blades is equivalent to the handle end of common scissors) of rotating shaft; The drive end of movable blades 42 connects the end of wire 91.Shown in Figure 3, wire 91 is through in the sleeve pipe 93 and by electromagnetic mechanism 92 and affects (the wire B point among Fig. 1 is the wire B point among Fig. 3).The mechanical clamp hand comprises electronic clip, swing arm 6, swing arm driving mechanism, electronic clip is made up of tingle 71 and movable intermediate plate 72, wherein tingle 71 is fixedly connected on swing arm 6 ends, described movable intermediate plate 72 is provided with a rotating shaft 73, movable intermediate plate 72 comprises folder mouthful end 721 and drive end 722, the both sides that the folder mouth end 721 of movable intermediate plate and drive end 722 lay respectively at rotating shaft 73; Movable intermediate plate 72 is driven by electric driving mechanism; Shown in Figure 3, the electric driving mechanism of this activity intermediate plate 72 is the wire 61 that electromagnetic mechanism 62 affects, wire 61 is through in the sleeve pipe 63 (identical with the traction structure of wire 91, so the both represents with Fig. 3), the drive end 722 of the end connection activity intermediate plate of wire 61 (the wire A point among Fig. 1 is the wire A point among Fig. 3).Swing arm 6 and gear 82 fixedly interlocking together, gear 82 is by gear 81 drivings, gear 81 is driven by transmission mechanism by motor.When gear 82, gear 81 rotations, swing arm 6 is rotated synchronously with gear 82, and swing arm 6 can be swung between two operating positions.When swing arm swung to position (first operating position) near electric shear, the folder mouth of electronic clip also faced the blade of electric shear.
When said structure was installed in above the Sewing machines, the swing arm installation site cooperated with work feed supporting plate 1, presser feet 2 positions of Sewing machines, when making swing arm swing to second operating position, the folder mouth of electronic clip near and face interstitial site between work feed supporting plate and the presser feet.
This embodiment also is provided with central controller, and central controller connects the motor that drives swing arm, the electromagnetic mechanism 92 that drives movable blades, the motor 31 that drives clip wheel, the electromagnetic mechanism 62 of driving activity intermediate plate respectively by holding wire.Also be provided with detect the photocell eye (sensing device) of supporting sewing-machine foot position, photocell eye connects central controller by holding wire.
The utility model course of work and principle are as follows:
Shown in Figure 1, when swing arm 6 swings to first operating position when (near the position of electric shear), the folder mouth of electronic clip near and face the blade of electric shear; Drive 3 uniform rotation of two clip wheels by motor 31, banded material is at the uniform velocity advanced, and banded material enters in the folder mouth of electronic clip, after the band shape material advances time of one section setting, and the motor stall of two clip wheels, banded material is temporarily static, the movable intermediate plate action of machinery tong, banded feed collet is tight, and movable blades rotates, the electric shear action, the band shape material is cut off, only exposed one section outside Jia Kou; Next, swing arm 6 drives lower swing to second operating position at gear 82, gear 81.
Shown in Figure 2, when swing arm 6 swings to second operating position (near the position of work feed supporting plate 1), presser feet 2 is in the state of lifting, electronic clip near and face interstitial site between work feed supporting plate 1 and the presser feet 2, electronic clip drives band shape material 10 position of aiming at work feed supporting plate 1, band shape material 10 former those sections that firstly appear out from electrical clip enter the interstitial site between work feed supporting plate 1 and the presser feet 2, and so just realization band shape is expected 10 automatic cut-out and presented; Then, presser feet 2 is descending, Sewing machines sews up band shape material 10 and other material, in this process, the movable intermediate plate 72 of mechanical tong unclamps, swing arm 6 revolutions of mechanical tong, send electronic clip back to origin-location, make the folder mouth of electronic clip aim at the blade of electric shear again, motor 31 drives 3 uniform rotation of two clip wheels again, so constantly circulation.
In this embodiment course of work, when swing arm driving mechanism is about to drive swing arm and forwards second operating position to by first operating position, photocell eye detects the presser feet position, if presser feet does not lift, then central controller order swing arm driving mechanism suspends action, swing arm just can not forward second operating position to, is lifted until presser feet, just allows the movable pendulum arm to forward second operating position to by first operating position.
Claims (7)
1. the band shape of presenting automatically of a Sewing machines is expected mechanism, it is characterized in that comprising electric shear, a pair of clip wheel, mechanical tong, and described clip wheel is by motor-driven, and electric shear is installed in the clip wheel front; Described mechanical clamp hand comprises electronic clip, swing arm, swing arm driving mechanism, and electronic clip is made up of tingle and movable intermediate plate, and wherein tingle is fixedly connected on the swing arm end, and movable intermediate plate is driven by electric driving mechanism; Swing arm is provided with vertical rotating shaft, and is driven and swung by swing arm driving mechanism; When swing arm swung to position near electric shear, the folder mouth of electronic clip also faced the blade of electric shear.
2. the band shape of presenting automatically of Sewing machines according to claim 1 is expected mechanism, and it is characterized in that: electric shear is provided with fixed blade and movable blades, and wherein movable blades is provided with driving mechanism.
3. the band shape of presenting automatically of Sewing machines according to claim 2 is expected mechanism, and it is characterized in that: described movable blades is provided with a rotating shaft, and the blade of movable blades and drive end lay respectively at the both sides of rotating shaft; The driving mechanism of described movable blades is the wire that electromagnetic mechanism affects, the terminal drive end that connects movable blades wiry.
4. according to the banded material of presenting automatically of claim 1,2 or 3 described Sewing machiness mechanism, it is characterized in that: described movable intermediate plate is provided with a rotating shaft, the both sides that the folder mouth end of movable intermediate plate and drive end lay respectively at rotating shaft; The electric driving mechanism of described movable intermediate plate is the wire that electromagnetic mechanism affects, the drive end of terminal connection activity intermediate plate wiry.
5. the band shape of presenting automatically of Sewing machines according to claim 1 is expected mechanism, it is characterized in that: also be provided with central controller, central controller connects the motor of swing arm driving mechanism, electric shear, driving clip wheel, the electric driving mechanism of movable intermediate plate respectively by holding wire.
6. the band shape of presenting automatically of Sewing machines according to claim 2 is expected mechanism, it is characterized in that: also be provided with central controller, central controller connects the driving mechanism of swing arm driving mechanism, movable blades, the motor that drives clip wheel, the electric driving mechanism of movable intermediate plate respectively by holding wire.
7. according to the banded material of presenting automatically of claim 5 or 6 described Sewing machiness mechanism, it is characterized in that: also be provided with detect the sensing device of supporting sewing-machine foot position, sensing device connects central controller by holding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200755272U CN202000093U (en) | 2011-03-18 | 2011-03-18 | Automatic strip feeding mechanism of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200755272U CN202000093U (en) | 2011-03-18 | 2011-03-18 | Automatic strip feeding mechanism of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202000093U true CN202000093U (en) | 2011-10-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200755272U Expired - Fee Related CN202000093U (en) | 2011-03-18 | 2011-03-18 | Automatic strip feeding mechanism of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202000093U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808293A (en) * | 2012-08-13 | 2012-12-05 | 温岭市纵横流水线制造有限公司 | Kerchief serging machine |
| CN109853154A (en) * | 2019-03-09 | 2019-06-07 | 宁波舒普机电股份有限公司 | A kind of feeding mechanism of crew neck splicing sewing machine |
-
2011
- 2011-03-18 CN CN2011200755272U patent/CN202000093U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808293A (en) * | 2012-08-13 | 2012-12-05 | 温岭市纵横流水线制造有限公司 | Kerchief serging machine |
| CN109853154A (en) * | 2019-03-09 | 2019-06-07 | 宁波舒普机电股份有限公司 | A kind of feeding mechanism of crew neck splicing sewing machine |
| CN109853154B (en) * | 2019-03-09 | 2024-04-02 | 舒普智能技术股份有限公司 | Feeding mechanism of round collar splicing sewing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20150318 |
|
| EXPY | Termination of patent right or utility model |