CN101831765B - String pitch restorer of strings for sewing machine and embroidery machine and string pitch restoring method thereof - Google Patents
String pitch restorer of strings for sewing machine and embroidery machine and string pitch restoring method thereof Download PDFInfo
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- CN101831765B CN101831765B CN 200910047583 CN200910047583A CN101831765B CN 101831765 B CN101831765 B CN 101831765B CN 200910047583 CN200910047583 CN 200910047583 CN 200910047583 A CN200910047583 A CN 200910047583A CN 101831765 B CN101831765 B CN 101831765B
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- restorer
- string pitch
- line
- embroidery machine
- rotating disk
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Abstract
The invention relates to a string pitch restorer of strings for a sewing machine and an embroidery machine and a string pitch restoring method thereof. The sewing machine and the embroidery machine comprise a tension device and a string leading device, and are characterized in that the string pitch restorer is arranged on a stand and positioned in front of the tension device and behind the string leading device. The string pitch restorer comprises an installation axis arranged on the stand and a turntable arranged at one end of the installation axis, wherein the turntable is provided with a groove for containing the strings for the sewing machine and the embroidery machine. The string pitch restoring method is characterized in that because the wrap angle of the strings winding on the turntable is larger, the strings is tightly attached to the turntable; in addition, the distance between the string pitch restorer and the tension device is short, and the distance between a clamping piece and a needle is longer, thereby the internal stress of the strings is sufficiently released, and the strings which are subsequently pulled out from the clamping piece of the tension device are instantly restored to the original pitch and helical angle. The problems of loosening, furcation, roughness, winding, missed stitch, broken strings and the like caused by the clamping piece are solved, and the product quality and the working efficiency of sewing and embroidery are greatly improved.
Description
Technical field
The present invention relates to string pitch restorer and the string pitch restoration methods thereof of Sewing machines, embroidery machine usefulness line.
Background technology
At present, at home and abroad in sewing and the anglicanum, for sewing and the motion mode of embroidery yarn is generally and whenever finishes a pin, suture must be strained once.The degree of tightness of line is most important to the quality of processing, and therefore, almost every Sewing machines, embroidery machine equipment all are equipped with tension disk in the sector, is used for clamping and adjusting to suture.Fig. 1 is the structural representation of a kind of tension disk 1 common in the prior art, the adjusting screw(rod) 14 that it mainly is integrated by two intermediate plates 11 that are linked in sequence, spring 12, adjusting nut 13, with intermediate plate, spring, adjusting nut serial connection and hold-down nut etc. form, and this tension disk is arranged on the frame 100.During use, suture is introduced from down-lead device 2, passes through in the intermediate plate of tension disk again, stitches embroidery.By the rotation of adjusting nut, make spring action and intermediate plate during seam is embroidered, regulate the size of line tension.
Owing to being used for the line of Sewing machines, embroidery machine and being by two strands or multiply single line synthetic.Before synthetic first with single cord by the direction of rotation rotation to closely, then two strands or multiply single line are twisted the suture of a spendable curl, have certain pitch H between sub-thread and the single cord, its helical angle is α.Equally, because suture has pitch and spiral helicine feature, therefore, when line is stressed by intermediate plate, pressed string pitch and the helical angle of pulling out to increase, line becomes loose; String pitch and the helical angle of the last pressurized in intermediate plate upper end can diminish gradually.See also Fig. 2, the each several part line segment enlarged diagram when Fig. 2 is prior art with line through down-lead device, tension disk, wherein the A line segment is the original line segments state diagram; The B line segment is the line segment state diagram of tension disk top after the tension disk extruding; The C line segment is the line segment state diagram of outlet after the tension disk extruding.As can be seen from the figure, through the line segment before and after the tension disk, its string pitch and helical angle all can change.
Change behind the pitch of line and the helical angle pressurized brings a lot of disadvantageous problems to sewing and embroidery.Mainly contain:
1, because line is the material of softness and very light weight very.Even very little power will change string pitch and helical angle, can produce internal stress simultaneously, line is twined.
2, because in the process of making, differential tension for adjustable suture, to constantly change the pressure of intermediate plate, and this frequently change, can make suture string pitch and suddenly big or suddenly small the changing of helical angle of tension disk above and below, the internal stress of line is changed constantly, can cause that line is loose, degradation under the bifurcated, crude, winding, dropped stitch, glossiness, even broken string, impact sewing and embroidery quality and operating efficiency.
Summary of the invention
The present invention produces a kind of string pitch restorer that stress uses the string pitch variation of line to provide in order to overcome the effect owing to the clamper chucking power in the process of making of existing Sewing machines and embroidery machine, adopt this string pitch restorer can avoid the string pitch of inlet wire to change to vertical spread, thereby avoid the problems such as broken string, winding, dropped stitch, sewing and embroidery quality and operating efficiency all are improved.
The technical measures that the present invention takes are: Sewing machines, the embroidery machine string pitch restorer of line, and described Sewing machines, embroidery machine comprise tension disk, down-lead device; Be characterized in, described string pitch restorer is arranged on the frame, is positioned at before the tension disk, after the down-lead device; This string pitch restorer comprises: one is arranged on the rotating disk that installation shaft and on the frame is arranged on installation shaft one end; Described rotating disk is provided with can accommodating Sewing machines, embroidery machine with line groove.
Above-mentioned Sewing machines, the embroidery machine string pitch restorer of line wherein, also comprises an axle sleeve, a back-up ring and a pivot pin; Described axle sleeve is arranged in the frame installing hole, and described rotating disk is fixed on installation shaft one end, and the other end of this installation shaft is rotating to pass described axle sleeve; Described back-up ring is arranged on the other end end of installation shaft; Described pivot pin is fixed on the installation shaft end with back-up ring, and gear is outside frame.
Above-mentioned Sewing machines, the embroidery machine string pitch restorer of line, wherein, rotating installation shaft one end that is set in of described rotating disk, the described installation shaft other end is fixedly installed on the frame by pivot pin.
Above-mentioned Sewing machines, the embroidery machine string pitch restorer of line, wherein, described installation shaft one end is provided with a pair of stop bit spare, and described rotating disk is positioned at stop bit spare.
Above-mentioned Sewing machines, the embroidery machine string pitch restorer of line, wherein, described rotating disk is provided with a circle V-shaped groove.
Above-mentioned Sewing machines, the embroidery machine string pitch restorer of line, wherein, described rotating disk is provided with at least one circle screw-like wire casing.
Above-mentioned Sewing machines, the embroidery machine string pitch restorer of line, wherein, described rotating disk is provided with a circle flat-bottom slot.
Above-mentioned Sewing machines, the embroidery machine string pitch restorer of line, wherein, described rotating disk and tension disk are positioned at the same side of frame.
Sewing machines, the embroidery machine string pitch restoration methods of line is characterized in, may further comprise the steps:
(1) the string pitch restorer is installed on the frame of Sewing machines, embroidery machine, is positioned at before the tension disk that Sewing machines, embroidery machine itself have, after the down-lead device;
(2) Sewing machines, embroidery machine are incorporated into the rotating disk of string pitch restorer by down-lead device with line, and in the groove of rotating disk, twine at least a circle;
(3) will through string pitch restorer rotating disk be incorporated into tension disk with line, make;
(4) make rotating disk follow rotation making the tractive of the process centre joint for suture;
(5) stopping owing to string pitch restorer rotating disk, the adaptability to changes that in the process of making, is produced by tension disk clamping line and change only be limited in line segment between string pitch restorer rotating disk and the tension disk with the line string pitch, can not extend to the above line segment of string pitch restorer, thereby make keeping normally with string pitch of introducing.
Above-mentioned Sewing machines, the embroidery machine string pitch restoration methods of line, wherein, described rotating disk and tension disk are positioned at the same side of frame.
Because the present invention has adopted above technical scheme, before tension disk, be provided with the string pitch restorer, when making, will be through string pitch restorer rotating disk be incorporated into tension disk with line, the stress that in the process of making, is produced by tension disk clamping line and change use the line string pitch, because string pitch restorer rotating disk stops, the usefulness line string pitch of this change is the line segment between string pitch restorer and tension disk only, can not extend to the above line segment of string pitch restorer, thereby use string pitch to keep normal.
Description of drawings
Specific features of the present invention, performance are further specified by following embodiment and accompanying drawing thereof.
Fig. 1 is prior art Sewing machines, embroidery machine tension disk scheme of installation.
Each several part line segment enlarged diagram when Fig. 2 is prior art with line through down-lead device, tension disk, wherein the A line segment is the standard original line segments state diagram that sewing was introduced by down-lead device during the starting stage; The B line segment is the line segment state diagram of tension disk top after the tension disk extruding; The C line segment is the line segment state diagram of outlet after the tension disk extruding.
Fig. 3 is one of the embodiment of string pitch restorer of the present invention structural representation.
Fig. 4 is the rack-mounted scheme of installation of embodiment of the string pitch restorer of Fig. 3.
Fig. 5 is two structural representations of the embodiment of string pitch restorer of the present invention.
Fig. 6 is three structural representations of the embodiment of string pitch restorer of the present invention.
Fig. 7 be when using string pitch restorer of the present invention with line the structural representation during through down-lead device, string pitch restorer, tension disk.
The specific embodiment
See also Fig. 3, Fig. 4, wherein: Fig. 3 is the structural representation of a kind of embodiment of string pitch restorer of the present invention; Fig. 4 is the rack-mounted scheme of installation of string pitch restorer example structure of Fig. 3.Sewing machines of the present invention, embroidery machine are arranged on the frame 100 with the string pitch restorer 3 of line, are positioned at before the tension disk 1 of Sewing machines, embroidery machine, after the down-lead device 2; This string pitch restorer 3 comprises: one is arranged on the rotating disk 32 that installation shaft 31 and on the frame is arranged on installation shaft one end, and being provided with at rotating disk can accommodating Sewing machines, embroidery machine is with the groove of line.Described rotating disk and tension disk, down-lead device all are positioned at the frame homonymy.
Rotating disk 32 described in the present embodiment is provided with a circle V-shaped groove 321, and this rotating disk 32 is fixed on the installation shaft 31, and described installation shaft is rotating to be arranged on the frame, is positioned at before the tension disk.Also comprise an axle sleeve 33, a back-up ring 34 and a pivot pin 35; Described axle sleeve is arranged in the frame installing hole, and described rotating disk is fixed on installation shaft one end, and the other end of this installation shaft is rotating to pass described axle sleeve; Described back-up ring is arranged on the other end end of installation shaft; Described pivot pin is fixed on the installation shaft end with back-up ring, and gear does not make rotating disk that play is arranged outside frame.Two ends and endoporus at axle sleeve 33 leave the space, make rotating disk, pivot pin, back-up ring with installation shaft while energy flexible rotating.In actual use, wish the as close as possible tension disk of string pitch restorer, line segment is shortened through the distance between rotating disk and the tension disk as far as possible.
See also Fig. 5, Fig. 5 is two structural representations of the embodiment of string pitch restorer of the present invention.Among this embodiment, described rotating disk 52 is provided with at least one circle spirality wire casing 521, these rotating disk 52 rotating being located on the installation shaft 51, and described installation shaft is fixedly installed on the frame by pivot pin, is positioned at before the tension disk.Described installation shaft one end is provided with a pair of stop bit spare 53, and described rotating disk is positioned at stop bit spare, prevents play.
See also Fig. 6, Fig. 6 is three structural representations of the embodiment of string pitch restorer of the present invention.Among this embodiment, described rotating disk 62 is provided with a circle flat-bottom slot 621, and this rotating disk 62 is fixed on the installation shaft 61, and described installation shaft is arranged on the frame by pivot pin is rotating, is positioned at before the tension disk.
It is several that the structure of string pitch restorer of the present invention is not limited to the above-mentioned embodiment that exemplifies, everyly be located at before the tension disk, the parts that rotate that can wind the lines after the down-lead device all are encompassed within the structure of string pitch restorer of the present invention, for example wire-wound also can be realized the effect of string pitch recovery at an end of installation shaft.
See also Fig. 7, be when using string pitch restorer of the present invention with line the structural representation during through down-lead device, string pitch restorer, tension disk.And please cooperate and consult Fig. 2.String pitch restorer 8 of the present invention is arranged on the frame, is positioned at before the tension disk 7, after the down-lead device 9.When initial normal line A before introducing the intermediate plate 71 of tension disk 7, first with line string pitch restorer rotating disk 8 Shangrao, 360 degree of the present invention or more than, with very large cornerite line is close in the rotating disk groove, line is introduced in the tension disk intermediate plate again.When line continues when descending, because the clamping of tension disk, rotating disk can be rapidly the B shape to the line segment between the tension disk, and its string pitch and helical angle all diminish.Because the pitch in the unit length interior lines is certain, therefore, when the line segment pitch gets finer above the tension disk, the pitch of this tension disk below just should become large.But owing to stopping of string pitch restorer of the present invention, the string pitch of this variation only is confined between rotating disk and the tension disk, because the distance between rotating disk and the tension disk is short, gather the adaptability to changes energy fast, so its string pitch becomes less again.Along with the tractive of suture needle, originally should become large through the tension disk string pitch with line afterwards, now owing to the line string pitch that enters tension disk diminishes so that through the string pitch recovery of using line after the tension disk normally, such as A line segment shape.
The method that the present invention recovers string pitch may further comprise the steps:
(1) the string pitch restorer is installed in before the tension disk of Sewing machines, embroidery machine;
(2) down-lead device that Sewing machines, embroidery machine is had by Sewing machines, embroidery machine itself with line is incorporated into the rotating disk of string pitch restorer, and twines at least therein a circle;
(3) will through string pitch restorer rotating disk be incorporated into tension disk with line, make;
(4) stress that in the process of making, is produced by tension disk clamping line and change use the line string pitch, because string pitch restorer rotating disk stops, the usefulness line string pitch of this change is the line segment between string pitch restorer and tension disk only, can not extend to the above line segment of string pitch restorer, thereby use string pitch to keep normal.
The present invention is owing to having adopted the string pitch restorer, the cornerite of having mercy on rotating disk because of line is larger, line is close on the rotating disk, again because string pitch restorer and tension disk distance are very short, intermediate plate is longer to the distance between the pin, the internal stress of line can fully be discharged, and makes follow-up line momentary recovery of pulling out from the tension disk intermediate plate become original pitch and helical angle, and line mass is recovered as before.Stopped that the line that causes because of intermediate plate is loose, the problems such as bifurcated, crude, winding, dropped stitch, broken string, greatly improve product quality and the operating efficiency of sewing and embroidery.
Claims (10)
1. Sewing machines, embroidery machine are with the string pitch restorer of line, and described Sewing machines, embroidery machine comprise tension disk, down-lead device; It is characterized in that, described string pitch restorer is arranged on the frame, is positioned at before the tension disk, after the down-lead device; This string pitch restorer comprises: one is arranged on the rotating disk that installation shaft and on the frame is arranged on installation shaft one end; Described rotating disk is provided with can accommodating Sewing machines, embroidery machine with line groove.
2. Sewing machines according to claim 1, the embroidery machine string pitch restorer of line is characterized in that, also comprises an axle sleeve, a back-up ring and a pivot pin; Described axle sleeve is arranged in the frame installing hole, and described rotating disk is fixed on installation shaft one end, and the other end of this installation shaft is rotating to pass described axle sleeve; Described back-up ring is arranged on the other end end of installation shaft; Described pivot pin is fixed on the installation shaft end with back-up ring, and gear is outside frame.
3. Sewing machines according to claim 1, the embroidery machine string pitch restorer of line is characterized in that, rotating installation shaft one end that is set in of described rotating disk, and the described installation shaft other end is fixedly installed on the frame by pivot pin.
4. Sewing machines according to claim 3, the embroidery machine string pitch restorer of line is characterized in that, described installation shaft one end is provided with a pair of stop bit spare, and described rotating disk is positioned at stop bit spare.
5. each described Sewing machines, the embroidery machine string pitch restorer of line is characterized in that according to claim 1～3, and described rotating disk is provided with a circle V-shaped groove.
6. each described Sewing machines, the embroidery machine string pitch restorer of line is characterized in that according to claim 1～3, and described rotating disk is provided with at least one circle screw-like wire casing.
7. each described Sewing machines, the embroidery machine string pitch restorer of line is characterized in that according to claim 1～3, and described rotating disk is provided with a circle flat-bottom slot.
8. each described Sewing machines, the embroidery machine string pitch restorer of line is characterized in that according to claim 1～3, and described rotating disk and tension disk are positioned at the same side of frame.
9. Sewing machines, the embroidery machine string pitch restoration methods of line is characterized in that, may further comprise the steps:
(1) the string pitch restorer is installed on the frame of Sewing machines, embroidery machine, is positioned at before the tension disk, after the down-lead device;
(2) down-lead device that Sewing machines, embroidery machine is had by Sewing machines, embroidery machine itself with line is incorporated into the rotating disk of string pitch restorer, and twines at least a circle in the groove of rotating disk;
(3) will through string pitch restorer rotating disk be incorporated into tension disk with line, make;
(4) tractive to suture makes rotating disk follow rotation in the process of making;
(5) stopping owing to string pitch restorer rotating disk, the adaptability to changes that in the process of making, is produced by tension disk clamping line and change only be limited in line segment between string pitch restorer rotating disk and the tension disk with the line string pitch, can not extend to the above line segment of string pitch restorer, thereby use string pitch to keep normal.
10. Sewing machines according to claim 9, the embroidery machine string pitch restoration methods of line is characterized in that, described rotating disk and tension disk are positioned at the same side of frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910047583 CN101831765B (en) | 2009-03-13 | 2009-03-13 | String pitch restorer of strings for sewing machine and embroidery machine and string pitch restoring method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910047583 CN101831765B (en) | 2009-03-13 | 2009-03-13 | String pitch restorer of strings for sewing machine and embroidery machine and string pitch restoring method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101831765A CN101831765A (en) | 2010-09-15 |
| CN101831765B true CN101831765B (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910047583 Expired - Fee Related CN101831765B (en) | 2009-03-13 | 2009-03-13 | String pitch restorer of strings for sewing machine and embroidery machine and string pitch restoring method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN101831765B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105665590B (en) * | 2016-04-16 | 2017-09-29 | 台州均锹机械有限公司 | Wire agency and coiling machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1245230A (en) * | 1998-08-19 | 2000-02-23 | 东海工业缝纫机株式会社 | Sewing machine |
| CN200940205Y (en) * | 2006-08-14 | 2007-08-29 | 王群 | Thread feeding device of computerized embroidery machine |
| CN201109856Y (en) * | 2007-09-19 | 2008-09-03 | 北京北方天鸟智能科技股份有限公司 | Mid-across thread with take-up spring for embroidering machine |
| CN201395696Y (en) * | 2009-03-13 | 2010-02-03 | 上海南汇集美塑料模具厂 | Line pitch restorer for sewing machine and embroidery machine |
-
2009
- 2009-03-13 CN CN 200910047583 patent/CN101831765B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1245230A (en) * | 1998-08-19 | 2000-02-23 | 东海工业缝纫机株式会社 | Sewing machine |
| CN200940205Y (en) * | 2006-08-14 | 2007-08-29 | 王群 | Thread feeding device of computerized embroidery machine |
| CN201109856Y (en) * | 2007-09-19 | 2008-09-03 | 北京北方天鸟智能科技股份有限公司 | Mid-across thread with take-up spring for embroidering machine |
| CN201395696Y (en) * | 2009-03-13 | 2010-02-03 | 上海南汇集美塑料模具厂 | Line pitch restorer for sewing machine and embroidery machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101831765A (en) | 2010-09-15 |
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Granted publication date: 20130327 Termination date: 20170313 |