CN1880539A - Sewing machine with a base designed to hold interchangeable means - Google Patents

Sewing machine with a base designed to hold interchangeable means Download PDF

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Publication number
CN1880539A
CN1880539A CNA2006100773700A CN200610077370A CN1880539A CN 1880539 A CN1880539 A CN 1880539A CN A2006100773700 A CNA2006100773700 A CN A2006100773700A CN 200610077370 A CN200610077370 A CN 200610077370A CN 1880539 A CN1880539 A CN 1880539A
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CN
China
Prior art keywords
platen
sewing machines
axle
main shaft
designed
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Granted
Application number
CNA2006100773700A
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Chinese (zh)
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CN1880539B (en
Inventor
C·圭雷奇
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Wibimark S P A
Vi Be Mac SpA
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Wibimark S P A
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Publication of CN1880539A publication Critical patent/CN1880539A/en
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    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B57/00Loop takers, e.g. loopers
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B73/00Casings
    • D05B73/04Lower casings
    • D05B73/06Lower casings for free-arm sewing machines
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B3/00Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing
    • D05B3/24Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing formed by general-purpose sewing machines modified by attachments, e.g. by detachable devices
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B57/00Loop takers, e.g. loopers
    • D05B57/30Driving-gear for loop takers

Abstract

This is a sewing machine (1), preferably of the industrial type, with a base (2) designed to mechanically sew two pieces of fabric together using different types of sewing stitch by simply and quickly replacing a few components housed in the base itself (2).

Description

The Sewing machines that has the platen that can keep interchangeable device
Technical field
The patent application of this industrial invention has proposed a kind of particularly platen of industrial Sewing machines of Sewing machines that is used for, it is designed to use dissimilar sewing thread traces mechanically to make two fabrics, and these need can be realized by replacing a handful of parts that constitute this platen quickly and easily.
Therefore, we are useful on a kind of parts of Sewing machines, and it has specific feature, owing to a handful of parts can exchange fast and easily, so can make two fabrics by enough at least two kinds of dissimilar sewing thread traces.
Background technology
As everyone knows, the Sewing machines of common form is the machine that mechanically two fabrics is sewed together, and in industrial circle, the predetermined various operations that will carry out have designed various structures according to Sewing machines.
For example, unit pin unit or multimachine pin unit are arranged, described unit pin unit or multimachine pin unit are used for sewing clothing, and as jeans or casual pants, Work Clothes and shirt be the clothes of many other types perhaps.
These industrial Sewing machiness can be made dissimilar fabrics according to their different patterns, as supporting on the shoulder, and front or rear crotch, shank riveted joint or be used for other various application, and can obtain the different pattern of these Sewing machiness to be used for frivolous or heavily fabric.
Therefore, the Sewing machines of general all these patterns is equipped with one and goes up head, one and be used to feed pieces of fabric and go the system of making and one to be positioned at platen below the head, wherein eedle is arranged on the head, and platen comprises the device of coming together to form sewing thread trace with eedle.
The driving of the axle of last head by being connected to CD-ROM drive motor produces and rotatablely moves, and this rotatablely moves and is converted to reciprocating motion by an eccentric part, and is passed to the eedle seat support then.Also have a fabric presser feet near eedle on the head on this, its effect is to compress the fabric that will be made towards lower platen.
The fabric feed system comprises the special arrangement that acts on the fabric that will be made generally, and fabric is moved in one direction.
The platen that is positioned at the head below comprises at least one looper (shuttle) (hook), and described looper (shuttle) can come together to form sewing thread trace with eedle.
Obviously, all above-mentioned parts that not only have rotatablely moving but also have a translational motion move synchronously with one another.
Design is obviously relevant with the sewing thread trace type that will be formed with the special importance of making Sewing machines.
Certainly, every kind of different sewing thread trace requires the different parts and the different motion mode of these parts.Therefore, different sewing thread traces will use different Sewing machiness.
For example, in order to form lock-type chain stitch (knotted stitch), according to prior art, Sewing machines must have a special shuttle, described special shuttle rotatablely moves continuously, requires eedle to do a translational motion corresponding to twice of shuttle 360 ° of rotations simultaneously.
On the other hand, in order to form chain-type stitch, Sewing machines must have a looper, its shape is different from the shuttle that is used for lock-type chain stitch, and this looper crankmotion and/or translational motion require the once motion corresponding to looper self simultaneously, and eedle also carries out a translational motion.
In addition, make the reciprocating needs of looper force manufacturer to make the Sewing machines with this structure, the structure of this Sewing machines differs widely with the structure that is used to form the Sewing machines of lock-type chain stitch.
Another difference of these two kinds of Sewing machiness is that although lock stitch sewing machine has a shuttle, line is inserted in the shuttle, and chain sitch sewing machine has diverse mechanism, and this mechanism even be installed in the Sewing machines outside.
These important substantial differences between these two kinds of dissimilar Sewing machiness owing to lock-type chain stitch shown in Figure 8 and double chainstitch shown in Figure 9 in form with producing method on difference greatly cause.
Therefore according to prior art, two kinds of dissimilar Sewing machiness must be arranged to be used for two kinds of dissimilar sewing thread traces.
For the consumer or for textile enterprise, this involves sizable expenditure, because require textile enterprise to provide more flexible and multifarious service in the such function aspects of speed that pattern changes.
Summary of the invention
The scope of the present invention that belongs to the present patent application purpose is, overcome all above-mentioned and other problems by making an independent Sewing machines, by just exchanging a handful of parts fast and simply, this Sewing machines can optionally be worked to form lock-type chain stitch and double chainstitch.
According to the present invention, realized all these scopes and advantage by the Sewing machines with following feature: this Sewing machines has such platen, this platen is made such shape, to allow insertion to be designed for the device made from lock-type chain stitch, and selectively, to allow insertion to be designed for the device made from double chainstitch.
Gou Zao this Sewing machines can advantageously produce two kinds of dissimilar sewing thread traces by using independent structure in this way, wherein, in this independent structure, can be used alternatingly special device according to the type of required stitching.
Therefore, the purpose of patent of the present invention has been eliminated the needs of buying two kinds of different sewing machines, thereby also greatly saves economically.In addition, Sewing machines of the present invention makes it possible to exchange the device that is designed for dissimilar stitchings in fast simple mode.
Description of drawings
By following description and the accompanying drawing that provides with limiting examples, further feature of the present invention and details can be understood better, wherein:
Fig. 1 is that the axle of Sewing machines is surveyed view, and this Sewing machines comprises it being the platen of patent purpose of the present invention;
Fig. 2 surveys view for the front axle that the platen top after assembling is seen, this platen has used and has been designed for the parts made with lock-type chain stitch;
Fig. 3 surveys view for the side shaft that the top of platen from Fig. 2 is seen;
Fig. 4 surveys view for the side shaft of the decomposition that the top of platen from Fig. 2 is seen;
Fig. 5 surveys view for the front axle that the platen top after assembling is seen, this platen has used and has been designed for the parts made with chain-type stitch;
Fig. 6 surveys view for the side shaft that the top of platen from Fig. 5 is seen;
Fig. 7 surveys view for the side shaft of the decomposition that the top of platen from Fig. 5 is seen;
Fig. 8 illustrates the structure of lock-type chain stitch;
Fig. 9 illustrates the structure of double chainstitch.
The specific embodiment
In the accompanying drawings, numeral 1 expression comprises the Sewing machines of the platen 2 that is patent purpose of the present invention, and Sewing machines 1 comprises that also all are designed for making the parts of its operate as normal basically, for example goes up head 4, fabric mobile device 3 and platen 2.
Particularly, platen 2 comprises supporting construction 23, and supporting construction 23 is designed to be used for holding different motions and apparatus for sewing, and these motions and apparatus for sewing form two kinds of dissimilar sewing thread traces: lock-type chain stitch and double chainstitch.
The structure 23 of platen 2 illustrates with a kind of possible form in Fig. 2,3,4, and it accommodates lining 6 in a cylindrical hole, and in a single day lining 6 is inserted in the structure 23 and just is maintained fixed with respect to this structure.Described lining 6 has vertical hole 24, and axle 7 is inserted in vertical hole 24, and vertically an end in hole 24 is connected with shuttle 5.These parts are maintained at settling position by at least one packing ring 8.
In addition, gear 9 is fixed to an end of axle 7, and this end is opposite with that end that shuttle 5 is set up.This gear is engaged to main shaft 12 by suitable device, thus main shaft 12 driving shafts 7 and driving shuttle 5.
Therefore very clear now, when main shaft 12 rotatablely moved continuously, axle 7 and shuttle 5 are the same to be how to rotate continuously.
As mentioned above, with the motor coordination of sewing machine needle as one man, platen 2 allows to form lock-type chain stitchs, in this case, the every translational motion of eedle once, shuttle 5 is correspondingly done two whole circle rotations.
When needs formed double chainstitch, so above-mentioned these parts were that shuttle 5, packing ring 8, lining 6, axle 7 and gear 9 can be removed from platen 2.These parts are replaced by new equipment, and described new equipment is combined so that make with double chainstitch.
Platen 2 in the neotectonics shown in Fig. 5,6,7 requires in the hole of cylindrical bush 17 insert structures 23.This lining has vertical hole 25, and this vertical hole 25 is provided with by off-centre with respect to the axis of lining self.
Axle 18 is placed in the described hole 25.This a wherein end is loaded with packing ring 16, looper lining 15, protects eedle plate (needle-guard) 14 and looper 13, and looper 13 uses special jockey such as screw and forms one with looper lining 15.The other end of axle 18 uses special device and is connected to main shaft 12, and these special devices give axle 18 crankmotions.More particularly, this realizes that by main shaft 12 main shaft 12 rotates continuously, and main shaft 12 is connected with eccentric part 19 in the hole that is arranged on connecting rod 20, that relative with eccentric part 19 on the connecting rod 20 end is connected to lever 21, and lever 21 is secured to axle 18 in a fixed manner.
Because these levers, thereby the crankmotion that rotatablely moves continuously and be applied to axle 18 and also be applied to looper 13 of main shaft 12 by changing into.This motion mode is designed for carrying out the needed motion of technology that forms chain-type stitch.
In the case, these devices of describing just now are fixed to structure 23 on the platen 2 by using hold assembly and assembling screw.
We it is further noted that and are used for opening wire loop existing with the mechanism that forms chain, it more particularly is exactly axle 11, described axle under any circumstance can keep being installed on the platen 2, even under the situation that the parts that are designed for forming lock-type chain stitch exist.
Therefore, Sewing machines as patent purpose of the present invention provides platen 2, described platen comprises stationary device such as structure 23, on structure 23, the parts (shuttle 5, lining 6, axle 7, packing ring 8, gear 9) that are designed for forming lock-type chain stitch can substitute with the parts that are designed for forming double chainstitch (looper 13, protect eedle plate 14, looper lining 15, packing ring 16, lining 17, axle 18, lever 21, connecting rod 20, eccentric part 19).
Particularly, being exchanged the moving-member that forms lock-type chain stitch and double chainstitch is driven by same main drive shaft 12.
Because this Sewing machines of the present invention, therefore by replacing a handful of parts simply just can form two kinds of dissimilar sewing thread traces fast, promptly scheme lock-type chain stitch shown in A and the B and double chainstitch, according to prior art then antithesis, this should be carried out by different sewing machines.
In addition, on platen 2, dismantle and reinstall each parts and can carry out, need not special technical ability by any technical staff of this area.
Those skilled in the art will envision that various conversion or change, and this is regarded as being included in the protection domain of patent application of the present invention.

Claims (7)

1, a kind of Sewing machines, it is characterized in that, this Sewing machines comprises platen (2), described platen (2) is made such shape, be designed for by forming the device (5 that lock-type chain stitch is made to allow to insert in the mode that substitutes, 6,7,8,9) and insert and to be designed for by forming the device (13 that double chainstitch is made, 14,15,16,17,18,21,20,19), these devices (5,6,7,8,9,13,14,15,16,17,18,21,20,19) at least one in is connected to the main shaft (12) that is present in the Sewing machines (1), and described main shaft (12) drives these devices (5,6,7,8,9,13,14,15,16,17,18,21,20,19).
2, Sewing machines according to claim 1, it is characterized in that, main shaft (12) is connected to axle (7) by gear (9), the end of described axle (7) is fixed to shuttle (5), described axle (7) passes packing ring (8) and penetrates in the hole (24) of the lining (6) that is inserted in the platen (2), these devices (7,9) make shuttle (5) produce continuous rotary motion, so that form lock-type chain stitch.
3, Sewing machines according to claim 1, it is characterized in that, described main shaft (12) is connected to axle (18) by lever (19,20,21), the end of described axle (18) is fixed to by support member (15) protects eedle plate (14) and looper (13), described axle (18) passes packing ring (16) and penetrates in the hole (25) of the lining (17) that is inserted in the platen (2), these devices (18,19,20,21) make looper (13) produce reciprocal rotatablely moving, so that form double chainstitch.
4, Sewing machines according to claim 3, it is characterized in that, the eccentric part (19) that is inserted in the hole of connecting rod (20) is connected to described main shaft (12), and connecting rod (20) is connected to and axle (18) close-connected lever (21), like this, rotatablely moving continuously of described main shaft (12) changed into the crankmotion of axle (18).
According to claim 3 or 4 described Sewing machiness, it is characterized in that 5, described lining (17) is eccentric.
6, according to each described Sewing machines of front claim, it is characterized in that, not only in the structure that is used for lock-type chain stitch but also be used for the structure of double chainstitch, device (11) all is present on the platen (2), described device is designed for opening wire loop forming chain-type stitch, and only works in being designed for forming the structure of chain-type stitch.
7, according to each described Sewing machines of front claim, it is characterized in that, the step of device (13,14,15,16,17,18,21,20,19) that dismounting is used for the device (5,6,7,8,9) of lock-type chain stitch or is used for double-chain stitching is by simply and quickly pulling down these devices just and can finish from platen (2), and described demounting procedure also can be finished by those of ordinary skill in the art.
CN2006100773700A 2005-05-06 2006-04-29 Sewing machine with a base designed to hold interchangeable means Active CN1880539B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITVR2005A000056 2005-05-06
IT000056A ITVR20050056A1 (en) 2005-05-06 2005-05-06 SEWING MACHINE PRESENTING A BASE FOR WELCOMING INTERCHANGEABLE MEANS FOR THE SEWING OF FABRICS BY DIFFERENT TYPES OF POINT.

Publications (2)

Publication Number Publication Date
CN1880539A true CN1880539A (en) 2006-12-20
CN1880539B CN1880539B (en) 2012-08-22

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CN2006100773700A Active CN1880539B (en) 2005-05-06 2006-04-29 Sewing machine with a base designed to hold interchangeable means

Country Status (9)

Country Link
EP (1) EP1719830B1 (en)
JP (1) JP2006312041A (en)
KR (1) KR101294466B1 (en)
CN (1) CN1880539B (en)
AT (1) ATE457379T1 (en)
DE (1) DE602006012135D1 (en)
ES (1) ES2339965T3 (en)
IT (1) ITVR20050056A1 (en)
TW (1) TWI364468B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106757861A (en) * 2017-01-21 2017-05-31 浙江耐拓机电科技有限公司 A kind of rumble pin machine
CN110158246A (en) * 2019-05-16 2019-08-23 东莞市名菱工业自动化科技有限公司 A kind of process control double thread chain-type pattern sewing machine

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVR20050056A1 (en) * 2005-05-06 2006-11-07 Vi Be Mac Spa SEWING MACHINE PRESENTING A BASE FOR WELCOMING INTERCHANGEABLE MEANS FOR THE SEWING OF FABRICS BY DIFFERENT TYPES OF POINT.
ITVR20060073A1 (en) * 2006-04-18 2007-10-15 Vi Be Mac Spa POLIFUNCTIONING SEWING MACHINE FOR THE SEWING OF FABRICS BY MEANS OF DIFFERENT PROVISIONS AND TYPES OF POINT.
CN108950898A (en) * 2018-10-09 2018-12-07 刘炜煌 A kind of crew neck sewing machine
CN109594231A (en) * 2018-12-10 2019-04-09 杰克缝纫机股份有限公司 A kind of chain exchange sewing machine

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106757861A (en) * 2017-01-21 2017-05-31 浙江耐拓机电科技有限公司 A kind of rumble pin machine
CN110158246A (en) * 2019-05-16 2019-08-23 东莞市名菱工业自动化科技有限公司 A kind of process control double thread chain-type pattern sewing machine

Also Published As

Publication number Publication date
ITVR20050056A1 (en) 2006-11-07
ES2339965T3 (en) 2010-05-27
EP1719830B1 (en) 2010-02-10
JP2006312041A (en) 2006-11-16
EP1719830A3 (en) 2007-08-08
TWI364468B (en) 2012-05-21
DE602006012135D1 (en) 2010-03-25
TW200643251A (en) 2006-12-16
EP1719830A2 (en) 2006-11-08
KR101294466B1 (en) 2013-08-07
CN1880539B (en) 2012-08-22
ATE457379T1 (en) 2010-02-15
KR20060115604A (en) 2006-11-09

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