CN1318662A - Sewing machine with cylinder base - Google Patents
Sewing machine with cylinder base Download PDFInfo
- Publication number
- CN1318662A CN1318662A CN01117019A CN01117019A CN1318662A CN 1318662 A CN1318662 A CN 1318662A CN 01117019 A CN01117019 A CN 01117019A CN 01117019 A CN01117019 A CN 01117019A CN 1318662 A CN1318662 A CN 1318662A
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- pin
- cloth
- cylinder base
- needle
- cylinder
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Abstract
To provide a cylinder bed sewing machine which facilitates the sewing of an extremely fine cylindrical material. The cylinder bed sewing machine has a throat plate which is mounted in the upper part of the cylinder bed and has needle holes and throat plate pawls, a looper which moves to laterally cross the needles mounted at the top of a needlebar moving vertically back and forth, a pressure foot which has front needle guards for supporting the needle tips penetrating the needle location of the needle holes from front and rear needle guards for supporting the needle tips from rear within the cylinder bed section, holds a fabric between itself and the throat plate above the cylinder bed section and presses the fabric, and a cloth feeding means which feeds the fabric in the cylindrical direction of the cylinder bed. The cloth feeding means consists of only the walking bar member for feeding the fabric in the cloth feeding direction and the throat plate is so formed as not to have longitudinal square holes to be inserted with lower feed dogs, by which the cylinder bed section is made extremely fine without being limited by a feed mechanism arranged heretofore therein.
Description
The hiding of cuff (flange) that the present invention relates to be suitable for to carry out pram suit such as makes at the sewing machine with cylinder base of making of superfine tubular article.
In the past, when the making of the tubular article that carries out minor diameter, be to adopt the Sewing machines of the portion of making of Sewing machines support being made thin tubular free arm, promptly so-called sewing machine with cylinder base.But, because the tiny degree of this free arm is subjected to being contained in the restriction of the size of the cloth feeding mechanism in this free arm, therefore be difficult to superfine tubular cloth is set in the free arm, in this occasion, the employing in the generation of having to is made cloth feeding direction in the Sewing machines of the longitudinal direction of free arm.But even this Sewing machines that substitutes can not be set to superfine tubular cloth in the free arm, the approximate centre line of the cylinder of this cloth carries out making of this cloth under the state that tilts.Therefore, the sewing work efficiency deterioration must be skilled in technique simultaneously.
Therefore, problem of the present invention provides the sewing machine with cylinder base of making that can carry out superfine tubular article easily.
The invention of the application's claim 1 is a kind of sewing machine with cylinder base, and it comprises having the pin hole that is installed in cylinder base top and the needle plate of needle board claw; The pin that have crochet hook in the inside of cylinder base portion, will connect this pin hole fall the pin front end of part be supported on the place ahead before hold pin portion and this pin front end be supported on the consequence pin portion at rear, wherein the crosscut of the crochet hook left and right sides is moved by the pin of installing at the front end of the shank that pumps and is formed the double-locked stitch needle tracking with the coordination of this pin; With the cloth clamping and by the presser feet between this needle plate that is pressed in this cylinder base portion top; With the cloth feeding mechanism that cloth is carried to the cylinder base circumferencial direction; It is characterized in that: cloth feeding mechanism only by be arranged at cylinder base portion on the face side of cloth engage, and the transfer unit that this cloth is carried to cloth feeding direction constitutes, and is being not used in the vertical corner hole that send tooth under the insertion on the aforementioned needle plate.
The invention of the application's claim 2 is a kind of sewing machine with cylinder base, it is characterized in that: the rear portion at needle plate has the inclined plane; What presser feet had pin open pore and a front side that is disposed at this pin open pore send teeth groove; Cloth feeding mechanism by connect off and on presser feet send teeth groove and with pin fall the part front side cloth to cloth feeding direction carry differential on send tooth, approach pin rear portion configuration, to push with respect to the vertical direction on the inclined plane of needle plate this inclined plane, with should be differential on send the transfer movement coordination of tooth and the main conveying cylinder that drives off and on and presser feet can promote the main conveying cylinder hoisting mechanism formation of main conveying cylinder together; Before hold on the installation pillow block that pin portion is installed in crochet hook; Consequence pin portion is installed on the cylinder base inwall.
Invention according to the application, when being set to superfine tubular cloth in the cylinder base portion, this cloth can be supported on the needle plate that does not have vertical corner hole reliably, this cloth that engages the face side of cloth with cloth feeding mechanism can be carried to the cylinder base circumferencial direction.
Particularly, on the needle plate rear portion, be provided with the inclined plane, the differential conveying tooth of cloth feeding mechanism and main conveying cylinder are that the clamping pin falls to partly being configured in front and back simultaneously, be configured in the fall differential conveying tooth of part front side of pin and connect the teeth groove that send of presser feet, by this main conveying cylinder is pressed on the inclined plane at needle plate rear portion, can carry out the conveying of tubular cloth reliably.In addition, when the pin that connects needle plate when the pin front end falls part, the pin front end can be bearing in the erecting bed that is installed on the crochet hook before hold the place ahead of pin portion, also can be supported on the rear of the consequence pin portion that is installed on the cylinder base inwall simultaneously.
Fig. 1 is the oblique view that the major part of sewing machine with cylinder base of the present invention is adopted in expression.
Fig. 2 is near the general view of needle plate of the same Sewing machines of expression.
Fig. 3 is the summary lateral view of the cylinder base portion of the same Sewing machines of expression.
Fig. 4 is the oblique view of the latch needle mechanism of the same Sewing machines of expression.
Fig. 5 is the summary back view of the press member of the same Sewing machines of expression.
Fig. 6 is the summary lateral view of other appearance of the expression cylinder base portion that adopts sewing machine with cylinder base of the present invention.
Below, with reference to the description of drawings embodiments of the invention.Fig. 1 is the oblique view that the major part of sewing machine with cylinder base of the present invention is adopted in expression.On cylinder base portion 1, be provided with needle plate 2.The top of the top and cylinder base portion 1 of needle plate 2 is same plane.As shown in Figure 2, needle plate 2 has and extends to the fall door shape pin hole 5 of part 4a, 4b of pin from the slit 3 that forms along the direction vertical with cloth feeding direction F always, and the tongue piece 6 (needle board claw) that extends to cloth feeding direction F around pin hole 5 and front end.Needle plate 2 has the inclined plane 7 at the rear portion, but is not used in down the vertical corner hole of carrying tooth to insert.Though the rear portion at needle plate in the present embodiment is provided with the inclined plane, is not limited to this, needle plate can be smooth, in the cylinder base portion of needle plate rear positions the inclined plane of pushing main conveying cylinder described later can be set.
In cylinder base portion 1, dispose crochet hook 8 and before hold pin portion 9 and consequence pin portion 10.As shown in Figure 4, crochet hook 8 is installed on the installation pillow block 14 of hooked needle shaft 13, and wherein hooked needle shaft 13 is attached on the arm 12 of axis of rocking 11, and axis of rocking 11 is attached on the main shaft S by bar 15,16.When main shaft S turns round, crochet hook 8 left and right sides crosscuts pin described later and moving.On the front end of crochet hook 8, insert lopping 8a.Before hold pin portion 9 and be installed in and install on the pillow block 14, dispose with crochet hook 8 almost parallel ground.Consequence pin portion 10 is installed in by screw 10a below the inwall of cylinder base portion 1 on the 1a.When crochet hook 8 passed in and out to left, the preceding pin portion 9 of holding forwards supported pin, and consequence pin portion 10 rearward supports pin.In addition, in the present embodiment, though on consequence pin portion is mounted in below the inwall of cylinder base portion, be not limited to this, consequence pin portion also can be installed on the inwall side of cylinder base portion.
Above the cylinder base portion 1, be on the sewing machine arm A, about disposing and 2 pins 17,18 of establishing, the cloth feeding mechanism 20 that cloth is pressed into the presser feet 19 on the needle plate 2 and the cloth that is provided with is carried to cloth feeding direction F.Each pin 17,18 is installed on the pin post 22 that the front end of shank 21 fixes, and shank 21 is along with the interlock of rotating main shaft S (with reference to Fig. 4) and pumping at full speed on the B of machine base body portion.As shown in Figure 4, needlework 17a, 18a insert the front end that passes pin.When shank 21 descended, the front end of each pin 17,18 was with regard to the pin that connects pin hole 5 fall part 4a, 4b.When main shaft S when a direction is turned round at full speed, crochet hook 8 just with pin 17,18 coordinations.By this coordination, the needlework 17a, the 18a that are inserted through the front end of pin 17,18 respectively just come tailoring cloth with the astragal 8a formation double-locked stitch needle tracking that becomes of the front end that is inserted through crochet hook 8.
Cloth feeding mechanism 20 have be arranged at cylinder base portion 1 on the surface of the cloth main conveying cylinder 25 and differential conveying tooth 26 that engage and this cloth is carried to cloth feeding direction.Main conveying cylinder 25 approaches the configuration of pin rear portion, has gear 25a.Gear 25a is attached on the gear 28 by belt 27, and gear 28 is attached to by universal joint 30 on the spline 31 on the output shaft 29a that is installed on device 29.This device 29 is the drive sources as main shaft S, and the continuous revolution of main shaft is transformed into intermittent-rotation.When main shaft S turned round, the spline 31 that is installed on the output shaft 29a of device 29 just turned round off and on to a direction.The intermittent-rotation of spline 31 passes to gear 28 by universal joint 30, and the intermittent-rotation that passes to gear 28 passes to the gear 25a of main conveying cylinder 25 by belt 27.That is, by the revolution of main shaft S, main conveying cylinder 25 just turns round off and on to a direction, and the intermittent-rotation of main conveying cylinder 25 passes to cloth.
And device 29 has the function of regulating the intermittent-rotation amount, by this regulatory function, can change the conveying capacity for the cloth at pin hole 5 rears.In addition, in the present embodiment,, be not limited thereto though adopt as making the main shaft device of rotating drive source at full speed.For example, can adopt the mechanical type indexing mechanism that on this axis of rocking, links one-way clutch, perhaps the stepper motor of working with this drive source as the axis of rocking that shakes linkedly with main shaft according to the signal of main shaft gyration impulse generator.
As shown in Figure 5, on main conveying cylinder 25, set up press member 32, it flexibly has been pressed on the inclined plane 7 of needle plate 2, so that cloth is carried reliably at the cylinder base circumferencial direction.Press member 32 has supporting gear 25a pivotally, 28 supporting member 33, the pressing piece 34 that this supporting member 33 is exerted pressure downwards.Pressing piece 34 has with screw 35 and is fixed on コ font carriage 36 on the back side of Sewing machines arm A, and this carriage 36 can make the extension rod 33a of supporting member 33 slide up and down to supporting.By screw 38 margining tablet 37 is installed midway at extension rod 33a.Compression spring 39 is clipped on the extension rod 33a of position between margining tablet 37 and the carriage 36.Main conveying cylinder 25 to push direction consistent with the vertical direction on the inclined plane 7 of needle plate 2, the pressing force of compression spring 39 can be regulated by adjustment screw 40.
And, can be undertaken by the hoisting mechanism 41 of main conveying cylinder main conveying cylinder 25 being pressed on the releasing of pushing on the cloth by press member 32.Main conveying cylinder hoisting mechanism 41 has the cable parts that promote margining tablet 37.The outer cable 42a of cable parts bears sheet 44 and supports with being fixed in outer cable on the carriage 36, and the action of the interior cable 42b of cable parts by foot pedal can overcome compression spring 39 rises margining tablet 37.Therefore the rising of this main conveying cylinder hoisting mechanism 41 and presser feet 19 can easily carry out the setting or the taking-up of cloth by the rising interlock of elevating mechanism (not shown).In the present embodiment, as main conveying cylinder push the releasing countermeasure, though be to adopt the cable parts, be not limited thereto, also can adopt the cylinder that does not link with margining tablet but engage.
Differential conveying tooth 26 by disposed in the Sewing machines arm A known on send the elliptic motion of mechanism before and after carrying out up and down, what it connected presser feet 19 off and on send teeth groove 19a.The differential conveying tooth 26 of Guan Tonging is from top engaging cloth off and on, and the conveying action of differential like this conveying tooth 26 just passes to cloth.Preferably be adjusted to the main conveying cylinder 25 and the work feed time of differential conveying tooth 26 identical.In the present embodiment, though cloth feeding mechanism is to constitute with main conveying cylinder and differential conveying tooth, is not limited thereto, as shown in Figure 6, also can make the front and back conveying gear piece 45 that before and after pin, forms, make front and back carry gear piece 45 to do the elliptic motion of front and back up and down by sending mechanism on known.
As mentioned above, according to the present invention, by supporting to reliably on the needle plate that does not have vertical corner hole from the below with cloth, the cloth that engages the face side of cloth with cloth feeding mechanism is carried such structure to the cylinder base circumferencial direction, the diameter of cylinder base portion can not contained the restriction of the conveying mechanism that send tooth down and be made superfine size, even simultaneously superfine cylinder base portion, also (adjustment) cloth can be set and carry reliably, can carry out making of superfine tubular cloth effectively.
Particularly, on the needle plate rear portion, be provided with the inclined plane, the differential conveying tooth of cloth feeding mechanism and main conveying cylinder are that the clamping pin falls to partly being configured in front and back simultaneously, be configured in fall differential conveying tooth before the part hand of pin and connect the teeth groove that send of presser feet, by this main conveying cylinder is pressed on the inclined plane at needle plate rear portion, can carry out the conveying of tubular cloth reliably.In addition, by the pin front end is bearing in the erecting bed that is installed on the crochet hook before hold the place ahead of pin portion and be supported on the rear of the consequence pin portion that is installed on the cylinder base inwall, can be so that the diameter of cylinder base portion be superfine.
Claims (2)
1. sewing machine with cylinder base, it comprises having the pin hole that is installed in cylinder base top and the needle plate of needle board claw; The pin that have crochet hook in the inside of cylinder base portion, will connect this pin hole fall the pin front end of part be supported on the place ahead before hold pin portion and this pin front end be supported on the consequence pin portion at rear, wherein the pin installed at the front end of the shank that pumps by left and right sides crosscut of crochet hook moves and forms the double-locked stitch needle tracking with the coordination of this pin; With the cloth clamping and by the presser feet between this needle plate that is pressed in this cylinder base portion top; With the cloth feeding mechanism that cloth is carried to the cylinder base circumferencial direction; It is characterized in that: cloth feeding mechanism only by be arranged at cylinder base portion on the face side of cloth engage, and the transfer unit that this cloth is carried to cloth feeding direction constitutes, in aforementioned cylinder base portion, do not send tooth down, be not used in the vertical corner hole that send tooth under the insertion on the aforementioned needle plate.
2. sewing machine with cylinder base as claimed in claim 1 is characterized in that: the rear portion at needle plate has the inclined plane; What presser feet had pin open pore and a front side that is disposed at this pin open pore send teeth groove; Cloth feeding mechanism by connect off and on presser feet send teeth groove and with pin fall the part front side cloth to cloth feeding direction carry differential on send tooth, approach pin rear portion configuration, to push with respect to the vertical direction on the inclined plane of needle plate this inclined plane, with should be differential on the main conveying cylinder that send the transfer movement coordination of tooth and drive off and on, set the main conveying cylinder hoisting mechanism formation of the lift of this main conveying cylinder; Before hold on the installation pillow block that pin portion is installed in binding-off machine; Consequence pin portion is installed on the cylinder base inwall.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000117779A JP3696770B2 (en) | 2000-04-19 | 2000-04-19 | Cylinder bed sewing machine |
| JP117779/2000 | 2000-04-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1318662A true CN1318662A (en) | 2001-10-24 |
| CN1200160C CN1200160C (en) | 2005-05-04 |
Family
ID=18629037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011170190A Expired - Fee Related CN1200160C (en) | 2000-04-19 | 2001-04-19 | Sewing machine with cylinder base |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3696770B2 (en) |
| CN (1) | CN1200160C (en) |
| TW (1) | TW528824B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100350091C (en) * | 2003-12-08 | 2007-11-21 | 星锐缝纫机股份有限公司 | Horizontal type straight drum shaped sewing machine |
| CN106087265A (en) * | 2016-08-26 | 2016-11-09 | 宁波市鄞州德艺缝制设备有限公司 | A kind of hoop sewing mechanism |
| CN106087294A (en) * | 2016-08-26 | 2016-11-09 | 宁波市鄞州德艺缝制设备有限公司 | A kind of sewing machine with annular sewing function |
| CN106319788A (en) * | 2016-08-26 | 2017-01-11 | 宁波市鄞州德艺缝制设备有限公司 | Sewing machine with annular sewing function |
| CN106319787A (en) * | 2016-08-26 | 2017-01-11 | 宁波市鄞州德艺缝制设备有限公司 | Convenient-to-operate annular sewing equipment |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4042104B2 (en) * | 2003-01-22 | 2008-02-06 | ヤマトミシン製造株式会社 | sewing machine |
| CN107043999B (en) * | 2016-06-02 | 2019-04-09 | 标准缝纫机菀坪机械有限公司 | A kind of New trunk sewing machine |
| CN114381871B (en) * | 2021-12-27 | 2023-03-21 | 际华三五零六纺织服装有限公司 | Pulsation type deviation-rectifying cloth feeding device of lockstitch sewing machine |
-
2000
- 2000-04-19 JP JP2000117779A patent/JP3696770B2/en not_active Expired - Fee Related
-
2001
- 2001-03-14 TW TW90105976A patent/TW528824B/en not_active IP Right Cessation
- 2001-04-19 CN CNB011170190A patent/CN1200160C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100350091C (en) * | 2003-12-08 | 2007-11-21 | 星锐缝纫机股份有限公司 | Horizontal type straight drum shaped sewing machine |
| CN106087265A (en) * | 2016-08-26 | 2016-11-09 | 宁波市鄞州德艺缝制设备有限公司 | A kind of hoop sewing mechanism |
| CN106087294A (en) * | 2016-08-26 | 2016-11-09 | 宁波市鄞州德艺缝制设备有限公司 | A kind of sewing machine with annular sewing function |
| CN106319788A (en) * | 2016-08-26 | 2017-01-11 | 宁波市鄞州德艺缝制设备有限公司 | Sewing machine with annular sewing function |
| CN106319787A (en) * | 2016-08-26 | 2017-01-11 | 宁波市鄞州德艺缝制设备有限公司 | Convenient-to-operate annular sewing equipment |
| CN106087294B (en) * | 2016-08-26 | 2018-09-18 | 宁波市鄞州德艺缝制设备有限公司 | A kind of sewing machine with annular sewing function |
| CN106319788B (en) * | 2016-08-26 | 2018-09-25 | 宁波市鄞州德艺缝制设备有限公司 | It is a kind of can annular sewing sewing machine |
| CN106087265B (en) * | 2016-08-26 | 2018-09-28 | 宁波市鄞州德艺缝制设备有限公司 | A kind of circumferential direction sewing mechanism |
| CN106319787B (en) * | 2016-08-26 | 2018-10-02 | 宁波市鄞州德艺缝制设备有限公司 | A kind of circumferential sewing device easy to operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1200160C (en) | 2005-05-04 |
| TW528824B (en) | 2003-04-21 |
| JP3696770B2 (en) | 2005-09-21 |
| JP2001300168A (en) | 2001-10-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20050504 Termination date: 20150419 |
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| EXPY | Termination of patent right or utility model |