CN1769564B - Method for shear blade cutting thread of straight barrel type sewing machine - Google Patents
Method for shear blade cutting thread of straight barrel type sewing machine Download PDFInfo
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- CN1769564B CN1769564B CN 200410087164 CN200410087164A CN1769564B CN 1769564 B CN1769564 B CN 1769564B CN 200410087164 CN200410087164 CN 200410087164 CN 200410087164 A CN200410087164 A CN 200410087164A CN 1769564 B CN1769564 B CN 1769564B
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Abstract
This invention relates to a shear blade tangent method for the reel type sewing machine, which uses the treadle action of the sewing machine to locate the main line of the main pin group and the bottom line of the pendant in the tangent place, and it makes the first tangent part and the second tangent part of the sher blade cut off the main line of the main pin group and cut off and grip the bottom line of the pendant to achive the right action aim for the sewing machine. This invention can solve the problem that the position departure of the bottom line of the pendant makes the first tangentpart of the shear blade cutt off and release.
Description
Technical field
The present invention relates to a kind of tangential method, particularly relate to a kind of trimming blade tangential method that is applicable to the straight barrel type sartorius.
Background technology
Generally be used for sartorius or Sewing machiness such as knitted or woven fabrics or clothes, because of its structure more complicated all mostly, and when giving usually that the age, long personage used, because of dysphotia, trying to make a match has just become puzzlement, as problem takes place, more difficult solution, so structural design of Sewing machines, certainly will will guarantee very accurately and be not easy to break down, so could be used for masses, however sewing machine technique now has been developed to a stage of ripeness, this technology provides the textile industry can be with quite fast and have a mode of economic benefit, for people produce inexpensive ready-made clothes, in order to highlight technology emphasis of the present invention, below now Sewing machines just, cooperate diagram, specify as follows:
See also shown in Figure 1, it is the part framework schematic perspective view of existing known straight barrel type Sewing machines, as shown in the figure, it includes a thread cutter 10, one connects the interlinked mechanism 11 of thread cutter 10, one provides interlinked mechanism 11 reciprocating a driver 12 and a pin group 13, wherein, thread cutter 10 includes a trimming blade 100 and a fixed blade 101, this trimming blade 100 and fixed blade 101 are arranged at the sewing platform top of Sewing machines, fixed blade 101 is by fixed blade on one 102 and once fixed blade 103 is superimposed fixedly forms, and last fixed blade 102 reaches down and leaves a space that provides aforementioned trimming blade 100 to pass through between the fixed blade 103, utilize trimming blade 100 to reach, following fixed blade 102,103 cut off yarn, in addition, aforesaid trimming blade 100 has the first tangent line portion 104 and the second tangent line portion 105, the first tangent line portion 104 is in order to yarn is cut off, and the problem that causes again threading is cut off fully in order to the residue section of yarn is clamped solve because of yarn by the second tangent line portion 105; And aforesaid pin group 13 includes the following bearded needle 131 that a main pin group 130 and that is equipped with the main line (not shown) is equipped with the bottom line (not shown), bearded needle 131 was activated by the drive unit (not shown) under main pin group 130 reached, and then formed the action of knitted or woven fabrics.
Can find out by above-mentioned structure, utilize the first tangent line portion 104 of trimming blade 100 and the second tangent line portion 105 to solve because of yarn and cut off the problem that produces again threading fully, under the desirable again situation, be equipped with the main pin group 130 of main line and be equipped with the following bearded needle 131 of bottom line, after tailor's release, when allowing thread cutter 10 cut-outs and clamping, main line should be cut off by the first tangent line portion 104 of trimming blade 100 and break away from, bottom line should be cut off by the second tangent line portion 105 of trimming blade 100 and clamping is lived, but because of the vibrations of board or design problems such as bad, the bottom line that is arranged in down bearded needle 131 is cut off by the first tangent line portion 104 in the lump and the situation that bottom line breaks away from is taken place, cause once more the problem of threading, if when older personage uses, certainly will more increase its puzzlement, so the existence of problem, reality becomes dealer's a problem to be separated greatly.
Well known, the most complicated, the most accurate and place of difficult change of Sewing machines, just in the slight cylinder of that front end, the Sewing machines action is more smooth and easy, effect is better in order to make for the dealer, often will make little by little little change in the slight cylinder of that front end, desire need spend long time and go experiment experiment again, design is design again, so, even in the slight cylinder of Sewing machines front end, little change a little neither have the knack of that this operator can reach easily.
This shows that the trimming blade tangential method of above-mentioned existing straight barrel type sartorius obviously still has inconvenience and defective, and demands urgently further being improved in method and use.The problem that exists for the trimming blade tangential method that solves the straight barrel type sartorius, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and conventional method does not have appropriate method to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that the trimming blade tangential method of above-mentioned existing straight barrel type sartorius exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of trimming blade tangential method of new straight barrel type sartorius, can improve general existing trimming blade tangential method, make it have more practicality.Through constantly research, design, and after studying repeatedly and improving, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome the defective of the trimming blade tangential method existence of existing straight barrel type sartorius, avoid the existence of problem, and provide a kind of trimming blade tangential method of new straight barrel type sartorius, technical problem to be solved provides the main line of the main pin group of cut-out that a kind of trimming blade that allows sartorius can be smooth and correct and cuts off, grips down the tangential method of the bottom line of bearded needle, thereby is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.The trimming blade tangential method of a kind of straight barrel type sartorius that proposes according to the present invention, this trimming blade 100 includes the first tangent line portion 104 and the second tangent line portion 105, it is pedal action with this sartorius, reaching the main line that is installed in the main pin group 130 on this sartorius platform 24 down, the bottom line of bearded needle 131 successfully cuts off and grips this bottom line, or make signature pin 23 on this sartorius platform 24 lift or allow sartorius do tailor's action, this method may further comprise the steps:
(a). this main pin group 130 and this time bearded needle 131 are positioned at the initial position state, and enter step (b);
(b). judge whether this pedal is depressed,, otherwise then be back to step (a) if then enter step (c);
(c). judging whether this pedal is depressed forward, is then to enter step (f), otherwise, then enter step (d);
(d). lift this signature pin 23, and enter step (e);
(e). judge whether this pedal continues to be depressed, in this way, then be back to step (d), otherwise, then enter step (b);
(f). this sartorius is done tailor's action, and enters step (g);
(g). judge whether this pedal continues to be depressed, then be back to step (f) in this way, otherwise, then enter step (h);
(h). judge whether this pedal is depressed, if then enter step (i), on the contrary repeating step (h) then;
(i). judging whether this pedal is depressed forward, is then to enter step (f), otherwise, then enter step (j);
(j). this main pin group 130 does down that the pin action also returns back to first tangent position, and this time bearded needle 131 is to should main pin group 130 moving and return back to second tangent position, and enters step (k);
(k). this trimming blade 100 does to cut out lines action, with this first tangent line portion 104 will this main pin group 130 main line cut off and this second tangent line portion 105 with the bottom line cut-out of this time bearded needle 131 and grip, and return back to step (a).
The object of the invention to solve the technical problems can also be further achieved by the following technical measures.The trimming blade tangential method of aforesaid straight barrel type sartorius, wherein said first tangent position are at this sartorius platform 24 and give as security between the pin 23.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, in order to reach aforementioned goal of the invention, the present invention proposes a kind of trimming blade tangential method of straight barrel type sartorius, and it may further comprise the steps: (a). and the initial position state enters step (b); (b). judge whether pedal is depressed, if then enter step (c), otherwise then is back to step (a); (c). judging whether pedal is depressed forward, is then to enter step (f), otherwise, then enter step (d); (d). lift the signature pin, and enter step (e); (e). judge whether pedal continues to be depressed, and then is back to step (d) in this way, otherwise, then enter step (b); (f). do tailor's action, and enter step (g); (g). judge whether pedal continues to be depressed, and then is back to step (f) in this way, otherwise, then enter step (h); (h). judge whether pedal is depressed, if then enter step (i), on the contrary repeating step (h) then; (i). judging whether pedal is depressed forward, is then to enter step (f), otherwise, then enter step (j); (j). main pin group is positioned first tangent position and second tangent position respectively with following bearded needle, and enters step (k); (k). do to cut out the line action, and return back to step (a).
By technique scheme, the trimming blade tangential method of straight barrel type sartorius of the present invention has following advantage at least: technical characterictic of the present invention is the pedal action that utilizes sartorius, make the main line of main pin group and the bottom line of following bearded needle be positioned tangent position, allow the first tangent line portion of trimming blade and the second tangent line portion can reach the main line that cuts off main pin group respectively, and the purpose and the effect of correct operation of cutting off and grip the bottom line of the bearded needle of staying.
Via as can be known above-mentioned, the trimming blade tangential method of straight barrel type sartorius of the present invention, the method that the bottom line that provides a kind of user of allowing the main line that is installed in the main pin group on the sartorius platform can be reached following bearded needle cuts off smoothly and grips.It utilizes the pedal action of sartorius, make the main line of main pin group and the bottom line of following bearded needle be positioned tangent position, allow first tangent line portion of trimming blade and main line that the second tangent line portion can cut off main pin group and cut-out and grip the bottom line of the bearded needle of staying, and reach the purpose of sartorius correct operation.The bottom line that the present invention can effectively avoid down bearded needle allows the first tangent line portion of trimming blade cut off because of position deviation and the situation that breaks away from takes place and cause once more the problem of threading.
In sum, the trimming blade tangential method of the straight barrel type sartorius that the present invention is special provides the main line of the main pin group of cut-out that a kind of trimming blade that allows sartorius can be smooth and correct and has cut off, and grips down the tangential method of the bottom line of bearded needle.It has above-mentioned many advantages and practical value, and in class methods, do not see have similar design to publish or use and really genus innovation, no matter it is all having bigger improvement on method or on the function, have technically than much progress, and produced handy and practical effect, and the trimming blade tangential method of more existing straight barrel type sartorius has the multinomial effect of enhancement, thus be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the part framework schematic perspective view that has known straight barrel type Sewing machines now.
Fig. 2 is a flow chart of the present invention.
Fig. 3-1, Fig. 3-2, Fig. 3-the 3rd, activities schematic diagram of the present invention.
Fig. 4 is that the main pin group of j step among Fig. 2 of the present invention is positioned the first tangent position floor map.
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, its specific embodiment of trimming blade tangential method, method, step, feature and the effect thereof of the straight barrel type sartorius that foundation the present invention is proposed, describe in detail as after.
Please in conjunction with consulting Fig. 3-1, Fig. 3-2, Fig. 3-3 and shown in Figure 4, the present invention is with easy steps flow chart, allow bottom line with bearded needle 131 down allow the first tangent line portion 104 of trimming blade 100 cut off because of position deviation easily and the situation that breaks away from takes place and cause once more the problem of threading, be able to effective solution, below promptly cooperate graphic performance and detailed explanation, narration is described as follows.
A. original state: aforesaid main pin group 130 and down bearded needle 131 be positioned at the initial position state;
B. judge whether pedal is depressed: judge whether aforementioned pedal is depressed, if then enter step c, otherwise then be back to step a (that is whether the judgement user has is stepped on pedal);
C. judge whether pedal is depressed forward: judge whether aforementioned pedal is depressed, and is then to enter step f forward, otherwise, then enter steps d (, being exactly) forward to post legged if not step on;
D. lift and give as security pin 23: lift aforementioned signature pin 23 and allow the user collect or put fabric again, and enter step e;
E. judge whether pedal continues to be depressed: judge whether aforementioned pedal continues to be depressed (that is, whether the user continues stepping on pedal), in this way, then be back to steps d (continuing to lift signature pin 23), otherwise, then enter step b (rejudge pedal whether have again be depressed);
F. do tailor's action: control aforementioned sartorius by the user and do tailor's action, and enter step g;
G. judge whether pedal continues to be depressed: judge whether aforementioned pedal continues to be depressed, then be back to step f (continue to do tailor action) in this way, otherwise, then enter step h (that is stop, rejudging pedal and whether be depressed);
H. judge whether pedal is depressed: judge whether aforementioned pedal is depressed, if then enter step I (if pedal is depressed by the user, entering next step makes direction and judges), on the contrary repeating step h (, then always being in this determining step) then if pedal is not depressed by the user;
I. judge whether pedal is depressed forward: judging whether aforementioned pedal is depressed forward, is then to enter step f (doing tailor's action once more), otherwise, then enter step j (pedal is depressed by the user backward, enters next step);
J. main pin group 130 and following bearded needle 131 are positioned first tangent position and second tangent position respectively: aforesaid main pin group 130 is done pin action down (inserting a pin 24 times toward platform) and is returned back to first tangent position (its best embodiment is at sartorius platform 24 and gives as security between the pin 23), and down bearded needle 131 is corresponding main pin group 130 actions and interlock and returns back to second tangent position, and enter step k (because of main pin group 130 is to move in the interlock mode with following bearded needle 131, so when main pin group 130 is positioned first tangent position, following bearded needle 131 is can be subjected to moving of main pin group 130 and be positioned second tangent position, and this first tangent position and second tangent position are that the best for main pin group 130 and following bearded needle 131 is in order to allow trimming blade 100 make the relative position of sanction lines);
K. do to cut out the line action: aforesaid trimming blade 100 does to cut out the line action, the main line of main pin group 130 is cut off and will descend the bottom line of bearded needle 131 to cut off and grip with the first tangent line portion 104 of trimming blade 100 with the second tangent line portion 105 of trimming blade 100, and return back to step a (that is finish thread cutting action, even main pin group 130 and down bearded needle 131 return back to initial position).
By above-mentioned step, can obviously find out, the present invention is the action of finishing whole automatic tangent with different steps flow charts, can find from step j, k, the main pin group 130 of Schilling is positioned the most suitable in order to behind first tangent position and second tangent position of cutting out line with following bearded needle 131, can cut out line, return back to the position of original state a again, thus, can avoid the bottom line of existing known following bearded needle 131 to allow the first tangent line portion 104 of trimming blade 100 cut off and the situation that breaks away from takes place and cause once more the problem of threading because of position deviation.
Please consult Fig. 3-1 again, Fig. 3-2, Fig. 3-3 and shown in Figure 4, it is respectively activities schematic diagram of the present invention, and the main pin group 130 of j step is positioned the first tangent position floor map among Fig. 2 of the present invention, as shown in the figure, it includes main pin group 130, following bearded needle 131, trimming blade 100, give as security pin 23 and sartorius platform 24, by those graphic can clearer understanding j of the present invention, the action of k step, be that shilling main pin group 130 is done pin action (shown in Fig. 3-1) down with following bearded needle 131, make main pin group 130 reply again and be positioned first tangent position (as Fig. 3-2 and shown in Figure 4, between sartorius platform 24 and signature pin 23) and descend bearded needle 131 answers to be positioned second tangent position (shown in Fig. 3-2), this moment, trimming blade 100 works were cut out the line action, main at last pin group 130 is to reply the position in original state a position (shown in Fig. 3-3) with following bearded needle 131, promptly finishes the flow process of trimming blade automatic tangent of the present invention.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the method that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (2)
1. the trimming blade tangential method of a straight barrel type sartorius, it is characterized in that this trimming blade (100) includes the first tangent line portion (104) and the second tangent line portion (105), it is pedal action with this sartorius, the main line that will be installed in the main pin group (130) on this sartorius platform (24) reaches down, and the bottom line of bearded needle (131) successfully cuts off and grips this bottom line, or make signature pin (23) on this sartorius platform (24) lift or allow sartorius do tailor's action, this method may further comprise the steps:
(a). this main pin group (130) and this time bearded needle (131) are positioned at the initial position state, and enter step (b);
(b). judge whether this pedal is depressed,, otherwise then be back to step (a) if then enter step (c);
(c). judging whether this pedal is depressed forward, is then to enter step (f), otherwise, then enter step (d);
(d). lift this signature pin (23), and enter step (e);
(e). judge whether this pedal continues to be depressed, in this way, then be back to step (d), otherwise, then enter step (b);
(f). this sartorius is done tailor's action, and enters step (g);
(g). judge whether this pedal continues to be depressed, then be back to step (f) in this way, otherwise, then enter step (h);
(h). judge whether this pedal is depressed, if then enter step (i), on the contrary repeating step (h) then;
(i). judging whether this pedal is depressed forward, is then to enter step (f), otherwise, then enter step (j);
(j). this main pin group (130) does down that pin action also returns back to first tangent position, and this time bearded needle (131) is to should main pin group (130) moving and return back to second tangent position, and enters step (k);
(k). this trimming blade (100) does to cut out line action, with this first tangent line portion (104) will this main pin group (130) main line cut off and this second tangent line portion (105) with the bottom line cut-out of this time bearded needle (131) and grip, and return back to step (a).
2. the trimming blade tangential method of straight barrel type sartorius according to claim 1 is characterized in that wherein said first tangent position is to be positioned between this sartorius platform (24) and the signature pin (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410087164 CN1769564B (en) | 2004-11-04 | 2004-11-04 | Method for shear blade cutting thread of straight barrel type sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410087164 CN1769564B (en) | 2004-11-04 | 2004-11-04 | Method for shear blade cutting thread of straight barrel type sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1769564A CN1769564A (en) | 2006-05-10 |
| CN1769564B true CN1769564B (en) | 2010-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410087164 Active CN1769564B (en) | 2004-11-04 | 2004-11-04 | Method for shear blade cutting thread of straight barrel type sewing machine |
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| Country | Link |
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| CN (1) | CN1769564B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111663258B (en) * | 2019-03-05 | 2021-11-26 | 吴谨明 | Thread cutting device for cylinder type sewing machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US515610A (en) * | 1894-02-27 | Thirds to samuel reese pritchard and john curtis schooley | ||
| US6378448B1 (en) * | 2000-10-31 | 2002-04-30 | Chun-Zen Hunang | Thread cutting device for a sewing machine |
| CN1448564A (en) * | 2002-03-28 | 2003-10-15 | 兄弟工业株式会社 | Sewing machine with improved thread cutting mechanism |
| CN2639335Y (en) * | 2003-07-15 | 2004-09-08 | 梁锦照 | Automatic thread severing device of sewing machine |
-
2004
- 2004-11-04 CN CN 200410087164 patent/CN1769564B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US515610A (en) * | 1894-02-27 | Thirds to samuel reese pritchard and john curtis schooley | ||
| US6378448B1 (en) * | 2000-10-31 | 2002-04-30 | Chun-Zen Hunang | Thread cutting device for a sewing machine |
| CN1448564A (en) * | 2002-03-28 | 2003-10-15 | 兄弟工业株式会社 | Sewing machine with improved thread cutting mechanism |
| CN2639335Y (en) * | 2003-07-15 | 2004-09-08 | 梁锦照 | Automatic thread severing device of sewing machine |
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| Publication number | Publication date |
|---|---|
| CN1769564A (en) | 2006-05-10 |
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