CN101446005B - Tubular overedger - Google Patents
Tubular overedger Download PDFInfo
- Publication number
- CN101446005B CN101446005B CN2008101635976A CN200810163597A CN101446005B CN 101446005 B CN101446005 B CN 101446005B CN 2008101635976 A CN2008101635976 A CN 2008101635976A CN 200810163597 A CN200810163597 A CN 200810163597A CN 101446005 B CN101446005 B CN 101446005B
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- China
- Prior art keywords
- roller
- needle plate
- tubular
- cylindrical cavity
- overedger
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Abstract
The invention relates to a sewing device, in particular to the tubular overedger. In the technical proposal, the tubular overedger comprises a head and a mesa and is characterized in that a round cavity needle board press stand device is arranged between the head and the mesa. A curling tap is arranged on the inner lateral of the round cavity needle board press stand device. A double-roller feeding device is arranged on the external lateral of the mesa. The round cavity needle board press stand device, the double-roller feeding device and the curling tap are arranged on a same axis. With the designed devices of the feeding device, the needle board press stand device, the curling tap, and the like, cloth is encapsulated on a stripy part to be sewed. The production efficiency is improved greatly. Human factors are eliminated. The product consistency is good. Sewing requirements of different stripy parts can be satisfied. The tubular overedger can be applied to industrialized production.
Description
Technical field:
The present invention relates to sewing device, particularly cloth is wrapped in the tubular overedger of sewing after the bars.
Background technology:
In the parachute of military, aviation field, lifesaving appliance, often need be with the bars of one of accessory by cloth class parcel; Bars can be solid bars or pipe fitting, the surface can be smooth, thin annular knurl or spiral grooves, and material is hard tube or flexible pipe.Manual operations is passed through in making of above-mentioned cloth always, and not only production efficiency is low, the labour intensity height, and also product is subject to workman's qualification, working attitude influences, and quality can't guarantee, influences the security and the aesthetics of sewings.
Summary of the invention:
The purpose of this invention is to provide a kind of production efficiency height, tubular overedger that sewing quality is good, easy and simple to handle.
The solution of the present invention is: tubular overedger, comprise head and table top, it is characterized in that being provided with between head and the table top cylindrical cavity needle plate foot device, cylindrical cavity needle plate foot device inboard is provided with the crimping tap, the outer side edges of table top is provided with two roller pay-offs, and cylindrical cavity needle plate foot device, two roller pay-off and crimping tap are positioned on the same axis.Cylindrical cavity needle plate foot device comprises compressor arm, presser feet and needle plate, compressor arm is plugged in head, the bottom and the presser feet of compressor arm are connected, needle plate is installed in the U-lag of table top, presser feet is shaped on vertical pin hole, its bottom is provided with the semicircle chamber, and the needle plate upper end is provided with the semicircle chamber, and the obvolvent of two halves cylindrical cavity forms the cylindrical cavity that passes for bars.The crimping tap is platform awl tube, and miner diameter end is over against the cylindrical cavity of needle plate foot device.
Two roller pay-offs comprise upper roller, bottom roller, upper roller is installed on the upper roller frame by upper roller shaft, upper roller frame upper end is connected with presser feet support outer end, presser feet support the inner is placed in compressor arm admittedly, bottom roller is placed in rotating shaft, and rotating shaft is installed on locating support, and bottom roller is connected with cloth pushing shaft by unidirectional rotary drive mechanism, upper roller and bottom roller be engagement fit up and down, and the contact-making surface cavity of two rollers forms the bars feeding channel.Locating support is installed on the outer side edges of table top by bolt, nut.Rotating shaft is with collar, pad, bearing, cloth feeding crank, pad and bottom roller successively, and the work feed connecting rod is inner to be connected with cloth pushing shaft, and the outer end is connected with cloth feeding crank, and bearing is a unilateral bearing, the unidirectional rotary drive mechanism of above-mentioned formation bottom roller.The outer end of work feed connecting rod is connected with cloth feeding crank by cam pin, and the rotating shaft two ends are provided with back-up ring and fix.
Advantage of the present invention is: by the devices such as feed mechanism, needle plate presser foot device, crimping tap of design, make after cloth is wrapped in bars, production efficiency increases substantially, eliminate human factor, good product consistency, can satisfy the needs of making of different bars, be suitable for industrialization production.
Description of drawings:
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a rearview of the present invention.
Fig. 4 is a left view of the present invention.
Fig. 5 is that the feed mechanism among Fig. 4 is pressed D-D direction cutaway view.
Fig. 6 is a stereogram of the present invention.
Fig. 7 is an assembling schematic diagram of the present invention.
The specific embodiment:
The present invention reequips on the tortuous seam of the man 20U53 of victory basis, original needle plate presser feet is improved, and increased pay-off and crimping tap, marks and has described repacking in the Fig. 1 to Fig. 7 and the specific embodiment in detail, increases structure; Other do not improve the position and belong to prior art, omit not mark among the figure, and specific embodiment is not described yet.
With reference to Fig. 1, tubular overedger comprises head 1 and table top 29, repacking has cylindrical cavity needle plate foot device B between head 1 and the table top 29, crimping tap 3 is installed on the inboard of cylindrical cavity needle plate foot device B, the outer side edges of table top 29 is provided with two roller pay-off A, crimping tap 3 is platform awl tin, with the feeding channel of the cylindrical cavity of needle plate foot device B, pay-off A on same straight line C.
With reference to Fig. 2 to Fig. 7, cylindrical cavity needle plate foot device B is made up of compressor arm 2, needle plate 8 and presser feet 7, wherein compressor arm 2 is plugged on the boss of head 1, moves up and down by trigger piece or knee control mechanism control compressor arm 2, and the bottom of compressor arm 2 is connected with presser feet 7 by presser feet screw 6.Needle plate 8 is installed in the U-lag of table top 29, needle plate 8 and presser feet about in the of 7 over against setting.Presser feet 7 vertically is shaped on pin hole, and the bottom surface is provided with the semicircle chamber, and pin hole penetrates the semicircle chamber, and is positioned at the sidepiece in semicircle chamber.The end face of needle plate 8 is provided with the semicircle chamber, and when presser feet 7 pressed down, the two halves cylindrical cavity obvolvent of needle plate 8 and presser feet 7 became cylindrical cavity, envelope material 27 participant pipe fittings 26 are wrapped tightly, and make pipe fitting and can move in cylindrical cavity, eedle passes the side of the pin hole sewing fabric 27 of presser feet 7, makes lining 27 be wrapped in pipe fitting 26 outer walls.
Two roller pay-off A are made up of upper roller 11, bottom roller 15, and wherein upper roller 11 is a driven pulley, and bottom roller 15 is a driving wheel, and bottom roller 15 is connected by the cloth pushing shaft 13 of 29 times aspects of unidirectional rotating mechanism and table top.Upper roller 11 is placed in upper roller shaft 10, and upper roller shaft 10 is installed on upper roller frame 9 outer ends, and upper roller shaft 10 the inners are connected with presser feet support 4, and presser feet support 4 other ends are placed in compressor arm 2 and fixing by fastening nail 5.
The unidirectional rotating mechanism of bottom roller 15 is made of collar 21, pad 20, bearing 19, cloth feeding crank 18, bearing 19, work feed connection 14 etc.The outer side edges that locating support 24 is installed table top 29 by two bolts 23, fastening by nut 22.Rotating shaft 25 is installed on locating support 24 after being with collar 21, pad 20, bearing 19, cloth feeding crank 18, pad 20, bottom roller 15 successively, and rotating shaft 25 two ends are fixing by back-up ring 28.Bearing 19 is a unilateral bearing, is flush-mounted in cloth feeding crank 18 inner chambers.One end of work feed connecting rod 14 is connected by axial screw 12 and cloth pushing shaft 13, and the other end is connected with cloth feeding crank 18 by cam pin 16, and fastening by fastening nail 17; Cam pin 16 can be finely tuned the distance of work feed connecting rod 14 and cloth feeding crank 18.Wheel middle part indent setting on upper roller 11, the bottom roller 15, compressor arm 2 presses down, upper roller 11 and bottom roller 15 touchings, the cavity of both contact-making surfaces forms the passage of pipe fitting 26, moves after driving the pipe fitting of making 26 thereby rotate by bottom roller 15 engagement upper rollers 11.
Operation principle: with pipe fitting 26 1 ends parcel cloth 27, put into needle plate 8 cavitys earlier, press down presser feet 7, start overlock machine, eedle moves up and down the side of the pin hole sewing fabric 27 that passes presser feet 7, and lining 27 is wrapped tightly in pipe fitting 26.Promote pipe fitting 26 this moment backward, makes pipe fitting 26 enter pay-off, and material 27 is by 3 moulding of crimping tap.Cloth pushing shaft 13 swings under the driving of work feed big connecting rod, act on cloth feeding crank 18 by work feed connecting rod 14, cloth feeding crank 18 converts left and right sides reciprocating motion to unidirectional rotation through unilateral bearing 19, rotating shaft 25 rotations drive bottom roller 15, bottom roller 15 rotates with upper roller 11 engagements, moves behind the drive pipe fitting 26 and carries out feeding automatically.Overlock machine under the synchronous cooperation of pay-off A, needle plate foot device B, on one side feeding make on one side, realize automatic sewing.The swing of cloth pushing shaft 16 and shank, take-up structure reach synchronous requirement; Needle gage, seam pair etc. all can be regulated as required, finely tune by cam pin 16 at the feeding error that is produced in synchronous among the pay-off A.
Claims (6)
1. tubular overedger, comprise head (1) and table top (29), it is characterized in that being provided with cylindrical cavity needle plate foot device (B) between head (1) and the table top (29), cylindrical cavity needle plate foot device (B) inboard is provided with crimping tap (3), the outer side edges of table top (29) is provided with two roller pay-offs (A), and cylindrical cavity needle plate foot device (B), two roller pay-off (A) and crimping tap (3) are positioned on the same axis (C); Above-mentioned cylindrical cavity needle plate foot device (B) comprises compressor arm (2), presser feet (7) and needle plate (8), compressor arm (2) is plugged in head (1), the bottom of compressor arm (2) and presser feet (7) are connected, needle plate (8) is installed in the U-lag of table top (29), presser feet (7) is shaped on vertical pin hole, its bottom is provided with the semicircle chamber, and needle plate (8) upper end is provided with the semicircle chamber, and the obvolvent of two halves cylindrical cavity forms the cylindrical cavity that passes for bars (26).
2. tubular overedger according to claim 1 is characterized in that crimping tap (3) is platform awl tube, and miner diameter end is over against the cylindrical cavity of cylindrical cavity needle plate foot device (B).
3. tubular overedger according to claim 1 and 2, it is characterized in that two roller pay-offs comprise upper roller (11), bottom roller (15), upper roller (11) is installed on upper roller frame (9) by upper roller shaft (10), upper roller frame (9) upper end is connected with presser feet support (4) outer end, presser feet support (4) the inner is placed in compressor arm (2) admittedly, bottom roller (15) is placed in rotating shaft (25), rotating shaft (25) is installed on locating support (24), bottom roller (15) is connected with cloth pushing shaft (13) by unidirectional rotary drive mechanism, upper roller (11) and bottom roller (15) be engagement fit up and down, two rollers (11,15) contact-making surface cavity forms bars (26) feeding channel.
4. tubular overedger according to claim 3 is characterized in that locating support (24) is installed on the outer side edges of table top (29) by bolt (23), nut (22).
5. tubular overedger according to claim 3, it is characterized in that rotating shaft (25) is with collar (21), pad (20), bearing (19), cloth feeding crank (18), pad (20) and bottom roller (15) successively, work feed connecting rod (14) is inner to be connected with cloth pushing shaft (13), the outer end is connected with cloth feeding crank (18), bearing (19) is a unilateral bearing, the unidirectional rotary drive mechanism of above-mentioned formation bottom roller (15).
6. tubular overedger according to claim 5 is characterized in that the outer end of work feed connecting rod (14) is connected with cloth feeding crank (18) by cam pin (16), and it is fixing that rotating shaft (25) two ends are provided with back-up ring (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101635976A CN101446005B (en) | 2008-12-25 | 2008-12-25 | Tubular overedger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101635976A CN101446005B (en) | 2008-12-25 | 2008-12-25 | Tubular overedger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101446005A CN101446005A (en) | 2009-06-03 |
| CN101446005B true CN101446005B (en) | 2011-11-23 |
Family
ID=40741871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101635976A Expired - Fee Related CN101446005B (en) | 2008-12-25 | 2008-12-25 | Tubular overedger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101446005B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104294485A (en) * | 2013-07-17 | 2015-01-21 | 陆玉良 | Auxiliary edge pressing device of sewing machine |
| CN107190430A (en) * | 2017-07-11 | 2017-09-22 | 襄阳宏伟航空器有限责任公司 | The sewing Special presser foot and sewing machine of a kind of parachute connecting rope |
| TWI700407B (en) * | 2019-03-26 | 2020-08-01 | 龍帝實業有限公司 | Mehtod for selvedge overlocking of tube-shaped fabric opening |
| CN110125218B (en) * | 2019-05-17 | 2024-02-27 | 广东三三智能科技有限公司 | Tube hemming device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3035729A1 (en) * | 1980-09-22 | 1982-04-08 | Union Special Gmbh, 7000 Stuttgart | Appts. for tensioning guiding tubular articles for sewing - has rotary tensioners and sensor controlled aligners |
| US4484532A (en) * | 1982-05-15 | 1984-11-27 | Union Special G.M.B.H | Apparatus for blind stitching an S-shaped hem |
| US5918560A (en) * | 1997-11-17 | 1999-07-06 | Atlanta Attachment Company | Textile fold control system with hem engager |
| CN200964494Y (en) * | 2006-09-22 | 2007-10-24 | 启翔针车（上海）有限公司 | Feeding structure of industrial sewing machine |
| CN201321537Y (en) * | 2008-12-25 | 2009-10-07 | 通宇缝纫机股份有限公司 | Tubular overedger |
-
2008
- 2008-12-25 CN CN2008101635976A patent/CN101446005B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3035729A1 (en) * | 1980-09-22 | 1982-04-08 | Union Special Gmbh, 7000 Stuttgart | Appts. for tensioning guiding tubular articles for sewing - has rotary tensioners and sensor controlled aligners |
| US4484532A (en) * | 1982-05-15 | 1984-11-27 | Union Special G.M.B.H | Apparatus for blind stitching an S-shaped hem |
| US5918560A (en) * | 1997-11-17 | 1999-07-06 | Atlanta Attachment Company | Textile fold control system with hem engager |
| CN200964494Y (en) * | 2006-09-22 | 2007-10-24 | 启翔针车（上海）有限公司 | Feeding structure of industrial sewing machine |
| CN201321537Y (en) * | 2008-12-25 | 2009-10-07 | 通宇缝纫机股份有限公司 | Tubular overedger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101446005A (en) | 2009-06-03 |
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Granted publication date: 20111123 Termination date: 20151225 |
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