CN101008139A - Fabric trimming device for sewing machine - Google Patents

Fabric trimming device for sewing machine Download PDF

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Publication number
CN101008139A
CN101008139A CN 200610144808 CN200610144808A CN101008139A CN 101008139 A CN101008139 A CN 101008139A CN 200610144808 CN200610144808 CN 200610144808 CN 200610144808 A CN200610144808 A CN 200610144808A CN 101008139 A CN101008139 A CN 101008139A
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China
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mentioned
lever
dress cutter
cutter lever
slotted hole
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CN 200610144808
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Chinese (zh)
Inventor
森胜司
森美喜雄
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Individual
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Individual
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Publication of CN101008139A publication Critical patent/CN101008139A/en
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Abstract

A rag chopper of sewing machine having a changeover mechanism for converting vertical motion of sewing machine needle bar to luffing motion of knife lever and having less part numbers is provided. The rag chopper of sewing machine includes: a substrate member dismountable installed compression bar of the sewing machine and clamps cloth with conveying mechanism; a stationary blade fixed on the substrate; a knife lever is installed luffingly on the substrate member and mounted a movable knife on front end thereof; a changeover mechanism for converting vertical motion of sewing machine needle bar to luffing motion of knife lever. The changeover mechanism has: a actuating lever is installed luffingly on the substrate member and its front end connects to needle bar of the sewing machine; a project is installed on the knife lever and extrudes toward the actuating lever; a slot for inserting the project formed on the actuating lever, wherein the project cooperates with the slot to convert vertical motion of the actuating lever to luffing motion of knife lever.

Description

Fabric trimming device for sewing machine
Technical field
The present invention relates to a kind of in order to cut off the fabric trimming device for sewing machine on the depression bar that can be installed on Sewing machines with the cloth of stitching sewing machine with freely dismantling.
Background technology
Known in the past have various fabric trimming device for sewing machine, for example patent documentation 1,2 cloth-cutting apparatus of being put down in writing.
Have at patent documentation 1,2 cloth-cutting apparatus of being put down in writing: and the conveying mechanism (feed dog) of Sewing machines between the basal component (base member) of clamping cloth; Be installed on the dead knife (fixed blade) on the basal component; But can be supported with swinging up and down and have the dress cutter lever (blade lever) of moving knife with respect to basal component at leading section; The knee-action of sewing machine needle bar is converted to the switching mechanism that swings up and down (converting mechanism) of dress cutter lever.This switching mechanism comprises: can be installed on the basal component and leading section is linked to the start lever (actuation lever) of sewing machine needle bar with swinging up and down; Be located at the interlock lever between start lever and the dress cutter lever; Make the interlock lever be rotatably installed on rotational pin on the start lever; Make the interlock lever be rotatably installed on the rotational pin of adorning on the cutter lever.
No. 2882525 specification of [patent documentation 1] Japan special permission
No. 2839510 specification of [patent documentation 2] Japan special permission
Therefore, to have the number of spare parts of switching mechanism many and be difficult for problem such as miniaturization for known fabric trimming device for sewing machine.
Summary of the invention
Therefore, problem of the present invention is to provide a kind of and converts in the fabric trimming device for sewing machine of the switching mechanism that swings up and down of adorning the cutter lever fabric trimming device for sewing machine that the number of spare parts of switching mechanism is few at the knee-action that has needle bar of sewing machine.
In order to solve the above problems, the invention is characterized in fabric trimming device for sewing machine with structure that each technical scheme puts down in writing.
According to the 1st technical scheme, switching mechanism has: the start lever can be installed on the basal component and leading section is connected in sewing machine needle bar with swinging up and down; Protuberance is located in start lever and the dress cutter lever and is given prominence on arbitrary lever and towards another lever; Slotted hole or elongated slot are formed on another lever and for protuberance and insert.Protuberance is cooperated with elongated slot with slotted hole or protuberance and is converted swinging up and down of start lever to dress cutter lever swing up and down.
Therefore, switching mechanism is to be made of start lever, protuberance and slotted hole or elongated slot, so number of spare parts is less.For example switching mechanism in the past must have the interlock lever be located between start lever and the dress cutter lever, makes the interlock lever be rotatably installed on the rotational pin on the start lever and make the interlock lever be rotatably installed on rotational pin on the dress cutter lever.Because this switching mechanism does not have these parts, so number of spare parts is less.
In addition, the curve of switching mechanism by changing slotted hole or elongated slot, length etc. can obtain swinging up and down of desirable dress cutter lever.For example, even the Sewing machines bigger to the action of shank also can obtain adorning swinging up and down of cutter lever easily.To this, switching mechanism in the past not only need be adjusted the length of interlock lever, also must change position that rotational pin is set etc., is the structure that swings up and down that is not easy to obtain desirable dress cutter lever.
According to the 2nd technical scheme, dress cutter lever and start lever all towards front and back to extension, and the rearward end of adorning cutter lever and start lever all is installed on the basal component swingably.Protuberance is arranged at than on the front and back central portion of the dress cutter lever of the more forward side of swing fulcrum of dress cutter lever or the front and back central portion than the start lever of the more forward side of swing fulcrum of start lever, and, be formed with slotted hole or elongated slot at front and back central portion than another lever that is not provided with protuberance.
Therefore, the switching mechanism ratio easier miniaturization of switching mechanism in the past.That is, switching mechanism in the past has the interlock lever at the rear of the swing fulcrum of dress cutter lever and start lever.With respect to this, this switching mechanism is formed with protuberance and slotted hole or elongated slot in swing fulcrum the place ahead of dress cutter lever and start lever.Therefore, this switching mechanism is compared with switching mechanism in the past, does not more rearward extend, and forms the structure of easy miniaturization.
According to the 3rd technical scheme, it is that the circular arc at center leaves the circular-arc of certain distance that slotted hole or long trough become from the swing fulcrum with the start lever that is provided with slotted hole or elongated slot or dress cutter lever, swing up and down by the start lever, protuberance slides with respect to the edge portion of slotted hole or elongated slot, presses edge portion simultaneously.
Therefore carry out knee-action and start lever when swinging up and down at shank, protuberance is pressed against the edge portion of slotted hole or elongated slot.Therefore, by cooperating of protuberance and slotted hole or elongated slot, swinging up and down of start lever is converted into swinging up and down of dress cutter lever 5.And pass through the curve of adjustment slotted hole or elongated slot etc., can obtain swinging up and down of desirable dress cutter lever.
According to the 4th technical scheme, basal component has horizontal plate part and stands and establish portion, and horizontal plate part has the compress portion that is used for compress, and the upright portion of establishing is upright to be located on this horizontal plate part, and dress cutter lever is installed on the upright portion that establishes swingably.And between dress cutter lever, be provided with leaf spring in the upright portion that establishes, but the front and back central portion of the dress cutter lever of the more close moving knife of swing fulcrum of this leaf spring contrast dress cutter lever apply power and but moving knife be pressed against dead knife.
Therefore, by leaf spring, can with movable knife up efficient be pressed against on the dead knife.For example, the fabric trimming device for sewing machine that is recorded in patent documentation 1,2 in the past has leaf spring, but leaf spring is at the rear of the swing fulcrum of adorning the cutter lever dress cutter lever to be applied power.For this reason, dress cutter lever becomes big because of leaf spring in the resistance to sliding of swing fulcrum, can lose because of resistance to sliding from the power of leaf spring.To this, in the present invention, owing to do not have above-mentioned loss, so but can expeditiously moving knife be pressed against dead knife.
According to the 5th technical scheme, dead knife is fixed on the basal component by rivet, and, but moving knife is fixed on the dress cutter lever by rivet.
Therefore, can dead knife be installed preventing under the dead knife state loosening, but but under the moving knife state loosening moving knife is installed preventing with respect to dress cutter lever with respect to basal component.
According to the 6th technical scheme, basal component has and replaces the compress accessory and can be removably installed in installation portion on the support with respect to support, should be set up in the bottom and the maintenance compress accessory of the depression bar of Sewing machines.
Therefore, fabric trimming device for sewing machine can be dismantled with respect to the depression bar of Sewing machines easily by utilizing support.
Description of drawings
Fig. 1 is the right side view of fabric trimming device for sewing machine.
Fig. 2 is the left side view of fabric trimming device for sewing machine.
Fig. 3 is the left side view of the part of fabric trimming device for sewing machine under the state that fabric trimming device for sewing machine is installed on the Sewing machines and Sewing machines.
Fig. 4 is the vertical view of fabric trimming device for sewing machine.
Fig. 5 is the V-V cutaway view of Fig. 4.
Fig. 6 is the left side view of fabric trimming device for sewing machine.
Fig. 7 is the left side view of fabric trimming device for sewing machine.
The explanation of Reference numeral in the accompanying drawing
1: fabric trimming device for sewing machine; 2: basal component; 2a: horizontal plate part; 2a1: compress portion; 2b: the upright portion that establishes; 2c: installation portion; 3: dead knife; 4: but moving knife; 5: dress cutter lever; 5a: main part; 5b: arm; 6: switching mechanism; 7: the start lever; 7a: linking part; 8: protuberance; 9: slotted hole; 9a: upper edge portion (edge portion); 9b: lower edge portion (edge portion); 10: cloth is kept out of the way sheet; 11,12: swinging axle; 13: leaf spring; 20: cloth; 21: cloth feeding mechanism; 22: shank; 23: sewing needle; 24: the locking pin bolt; 25: the compress bar; 26: support.
The specific embodiment
According to Fig. 1~7 explanation embodiments of the present invention.
As shown in Figure 4, fabric trimming device for sewing machine 1 is mounted on the Sewing machines, is used to cut off the device of the cloth of being made by Sewing machines 20.Therefore, by utilizing fabric trimming device for sewing machine 1, carry out tape edge while can cut off cloth 20.
As shown in Figure 1, but fabric trimming device for sewing machine 1 has basal component 2, dead knife 3 moving knife 4, dress cutter lever 5 and switching mechanism 6.
Shown in Fig. 1,4, basal component 2 has the tabular horizontal part 2a of level, is located at installation portion 2c and the upright 2b of portion that establishes on the horizontal plate part 2a.
The pin hole 2d that horizontal plate part 2a has the 2a1 of compress portion of compress that cooperates with the cloth feeding mechanism 21 of Sewing machines, run through at the 2a1 of compress portion opening and for sewing needle 23 (with reference to Fig. 3).
Dead knife 3 is fixed on the top of the horizontal plate part 2a front end side of keeping right by rivet.Horizontal plate part 2a is provided with installation portion 2c by the upper surface at rear, is provided with the upright 2b of portion that establishes at the right part by the rear of horizontal plate part 2a.
Shown in Fig. 3,5, for support 26 installation portion 2c is installed removably with respect to the bottom of the compress bar 25 that is located at Sewing machines, this installation portion 2c has a pair of wall 2c2 of portion and plug pin portion 2c1.
The upright horizontal plate part 2a that is located at of a pair of wall 2c2 of portion, plug pin portion 2c1 along left and right directions across extending between a pair of wall 2c2 of portion.
Support 26 keeps plug pin portion 2c1 for keeping the support of compress accessory by support 26 is pressed against plug pin portion 2c1.Then, the mode with once-through operation (one touch) breaks away from plug pin portion 2c1 to support 26 by pulling out lever 26a.
It is as shown in Figure 1, 2, upright that to establish the 2b of portion be tabular.Can make dress cutter lever 5 that this dress cutter lever 5 is installed with swinging up and down in upright position by the lower end of establishing the 2b of portion by swinging axle 11.Can make start lever 7 that this start lever 7 is installed with swinging up and down in upright position by the upper end of establishing the 2b of portion by swinging axle 12.Swinging axle 11 is substantially identical position with the position of the fore-and-aft direction of swinging axle 12, but careful sight, swinging axle 11 is positioned at the position of more leaning on the rear than swinging axle 12.
Shown in Fig. 3,4, be provided with cloth at the right side close position of the pin hole 2d of horizontal plate part 2a and keep out of the way sheet 10.Cloth keep out of the way sheet 10 at the rear of dead knife 3 upright establishing, make cloth in the cloth that cuts off by dead knife 3 and moving knife 4, that need not make side keep out of the way structure but form to the right side.
As shown in Figure 4, dress cutter lever 5 is tabular, and as shown in Figure 1, dress cutter lever 5 has integrally formed main part 5a and arm 5b.
Main part 5a is roughly triangular in shape, and rearward end is installed on upright establishing on the 2b of portion swingably by swinging axle 11.Arm 5b forwards extends from the leading section of main part 5a, but moving knife 4 is fixed in the leading section of arm 5b by rivet.
Shown in Fig. 1,4, start lever 7 is tabular, with the state configuration that clips dress cutter lever 5 in upright side of establishing the 2b of portion.The rearward end of start lever 7 directly is not installed on upright establishing on the 2b of portion swingably by dress cutter lever 5.
Be formed with from front end mediad rear at the leading section of start lever 7 and cut out the linking part 7a that breach forms.Be provided with the locking pin bolt 24 that is used to install sewing needle 23 in the bottom of shank 22, linking part 7a is sticked in locking pin bolt 24.Thus, start lever 7 is linked to shank 22.
Switching mechanism 6 converts the mechanism that swings up and down that adorns cutter lever 5 to for the knee-action with sewing machine needle bar 22, and as shown in Figure 1, switching mechanism 6 has start lever 7, protuberance 8 and slotted hole 9.
Protuberance 8 is cylindric, is located at the right flank of the main part 5a of dress cutter lever 5.Protuberance 8 is outstanding towards start lever 7 from the central portion by the top of main part 5a, is inserted in the slotted hole 9 that is formed on the start lever 7.
As shown in Figure 1, slotted hole 9 forms circular-arc in the substantial middle of start lever 7.In detail sight, forming from the swing fulcrum (swinging axle 12) with the start lever 7 that is provided with slotted hole 9 is that the circular arc at center leaves the circular-arc of certain distance, for example forming with the position from the swing fulcrum off-centre of start lever 7 is the circular-arc of center.And slotted hole 9 becomes end from it and moves closer to the structure of the swing fulcrum (swinging axle 12) of start lever 7 in the end down.And slotted hole 9 end to bottom from it has the width of constant.
Below, the effect of switching mechanism 6 is described.
At first, when shank 22 from the position of Fig. 1 when the position of Fig. 6 descends, start lever 7 is swung downwards.And protuberance 8 is connected to the 9a of upper edge portion of slotted hole 9, and protuberance 8 slides along the 9a of upper edge portion, is pushed away downwards by the 9a of upper edge portion simultaneously.As a result, 5 swings downwards of dress cutter lever, but moving knife 4 descends with respect to dead knife.
When shank 22 from the position of Fig. 6 when the position of Fig. 7 rises, start lever 7 is swung upward.And protuberance 8 is connected to the 9b of lower edge portion of slotted hole 9, and protuberance 8 slides along the 9b of lower edge portion, is pushed away upward by the 9b of lower edge portion simultaneously.As a result, 5 swings upward of dress cutter lever, but moving knife 4 rises with respect to dead knife.
Therefore, with cooperating of slotted hole 9 swinging up and down of start lever 7 converted to swinging up and down of dress cutter lever 5 by protuberance 8.
Shown in Fig. 2,4, be provided with leaf spring 13 between the 2b of portion at dress cutter lever 5 and upright establishing.Leaf spring 13 is formed by the ribbon-shaped members that is rich in elastic force, and the rearward end of this leaf spring 13 is installed on the upright right flank of establishing the 2b of portion, and the leading section of this leaf spring 13 is connected to the left surface central portion of dress cutter lever 5.And, apply power by the central portion of 13 pairs of dress cuttves of leaf spring lever 5, but moving knife 4 be pressed against on the dead knife 3.Therefore, but can cut off cloth trippingly by moving knife 4 and dead knife 3.
The structure of fabric trimming device for sewing machine 1 as mentioned above.
That is, as shown in Figure 1, switching mechanism 6 has start lever 7, protuberance 8 and slotted hole 9, and protuberance 8 is cooperated with slotted hole 9 and converted swinging up and down of start lever 7 to dress cutter lever swing up and down.
Therefore, owing to switching mechanism 6 is made of with slotted hole 9 start lever 7, protuberance 8 number of spare parts is reduced.For example, switching mechanism in the past must be provided with the interlock lever that is arranged between start lever and the dress cutter lever, makes the interlock lever be installed in rotation on rotational pin on the start lever, make the interlock lever be installed in rotation on rotational pin on the dress cutter lever.This switching mechanism 6 need not have these parts, so number of spare parts reduces.
In addition, curve that switching mechanism 6 also can be by changing slotted hole 9 and length wait and obtain swinging up and down of desirable dress cutter lever 5.For example, even the Sewing machines bigger with respect to the action of shank also can obtain adorning swinging up and down of cutter lever 5 easily.To this, switching mechanism in the past not only need be adjusted the length of interlock lever, also must change position that rotational pin is set etc., is the structure that swings up and down that is not easy to obtain desirable dress cutter lever.
As shown in Figure 1, dress cutter lever 5 with start lever 7 all towards front and back to extension, and the rearward end of dress cutter lever 5 and start lever 7 all is installed on the basal component 2 swingably.Protuberance 8 is arranged at the front and back central portion than the dress cutter lever 5 of the more forward side of swing fulcrum (swinging axle 11) of dress cutter lever 5, and, be formed with slotted hole 9 at front and back central portion than swing fulcrum (swinging axle 12) the start lever 7 more on the front of start lever 7.
Therefore, the switching mechanism 6 ratio easier miniaturizations of switching mechanism in the past.That is, switching mechanism in the past has the interlock lever at the rear of the swing fulcrum of dress cutter lever and start lever.With respect to this, this switching mechanism 6 is formed with protuberance 8 and slotted hole 9 in the place ahead of the swing fulcrum of adorning cutter lever 5 and start lever 7.Therefore, this switching mechanism 6 is compared with switching mechanism in the past, does not rearward extend, and forms the structure of easy miniaturization.
In addition, shown in Fig. 1,6,7, it is that the circular arc at center leaves the circular-arc of certain distance that slotted hole 9 forms from the swing fulcrum with start lever 7, swings up and down by start lever 7, protuberance 8 slides with respect to the edge portion (9a, 9b) of slotted hole 9, presses edge portion (9a, 9b) simultaneously.
Therefore carry out knee-action and start lever 7 when swinging up and down at shank 22, protuberance 8 is pressed against the edge portion (9a, 9b) of slotted hole 9.Therefore, by cooperating of protuberance 8 and slotted hole 9, swinging up and down of start lever 7 is converted into swinging up and down of dress cutter lever 5.And pass through the curve of adjustment slotted hole 9 etc., can obtain swinging up and down of desirable dress cutter lever 5.
In addition, shown in Fig. 2,4, basal component 2 has horizontal plate part 2a and the upright 2b of portion that establishes, and dress cutter lever 5 is installed on the upright 2b of portion that establishes swingably.And be provided with leaf spring 13 upright establishing between the 2b of portion and the dress cutter lever 5, these leaf spring 13 contrasts adorn cutter levers 5 swing fulcrum (swinging axle 11) but the front and back central portion of the dress cutter lever 5 of more close moving knife 4 apply power and but moving knife 4 be pressed against dead knife 3.
Therefore, by leaf spring 13, but moving knife 4 can be pressed against on the dead knife 3 expeditiously.For example, the fabric trimming device for sewing machine that is recorded in patent documentation 1,2 in the past has leaf spring, but leaf spring applies power at the rear of the swing fulcrum of dress cutter lever to dress cutter lever.For this reason, dress cutter lever becomes big because of leaf spring in the resistance to sliding of swing fulcrum, can lose because of resistance to sliding from the power of leaf spring.To this, in the present invention, owing to do not have above-mentioned loss, so but can expeditiously moving knife 4 be pressed against dead knife 3.
In addition, dead knife 3 is fixed on the basal component 2 by rivet, but moving knife 4 is fixed on the dress cutter lever 5 by rivet.
Therefore, can prevent to install and fix cutter 3 under the state that dead knife 3 becomes flexible with respect to basal component 2, but but prevent under the states that moving knife 4 becomes flexible with respect to dress cutter lever 5 moving knife 4 to be installed.
Shown in Fig. 3,5, basal component 2 has and replaces the compress accessory and be removably installed in installation portion 2c on the support 26, this support 26 be located at Sewing machines depression bar 25 the bottom and keep the compress accessory.
Therefore, fabric trimming device for sewing machine 1 can be dismantled with respect to the depression bar 25 of Sewing machines easily by utilizing support 26.
[other embodiment]
The present invention is not limited to above-mentioned embodiment, and following embodiment also can.
(1) though be that the switching mechanism of above-mentioned embodiment has the slotted hole that inserts for protuberance, also can be that switching mechanism replaces the mode that slotted hole inserts for protuberance with elongated slot.For example, can be mode with the circular-arc elongated slot that forms at the left surface of interlock lever.
(2) in addition, though the switching mechanism of above-mentioned embodiment has the protuberance of being located at dress cutter lever and the slotted hole that is formed at the interlock lever, also can be that switching mechanism has the protuberance of being located at the interlock lever and is formed at dress cutter lever and the slotted hole that inserts for protuberance or the mode of elongated slot.
(3) in addition, the slotted hole of above-mentioned embodiment is to have with respect to the oscillation center of interlock lever and the circular arc at eccentric center.But slotted hole is not limited to this shape, all can so long as can swing up and down the structure that makes protuberance slide, be pressed against simultaneously the edge portion of slotted hole with respect to the edge portion of slotted hole by the start lever.

Claims (7)

1. fabric trimming device for sewing machine comprises:
Basal component is removably installed on the depression bar of Sewing machines, and cloth can be pressed on the conveying mechanism of Sewing machines;
Dead knife is fixed on the above-mentioned basal component;
Adorn the cutter lever, but have the moving knife of the end that is fixed on this dress cutter lever, wherein, this dress cutter lever movably is installed on the above-mentioned basal component along the vertical direction;
Switching mechanism converts the knee-action of sewing machine needle bar to above-mentioned dress cutter lever swing up and down,
Wherein, above-mentioned switching mechanism comprises: the start lever can be installed on the above-mentioned basal component and front end can be connected to above-mentioned sewing machine needle bar with swinging up and down; Protuberance is located at either party and outstanding towards the opposing party in above-mentioned start lever and the above-mentioned dress cutter lever; Slotted hole or elongated slot are formed on the opposing party's the lever and for above-mentioned protuberance and insert,
The combination of raised part and above-mentioned slotted hole or elongated slot converts swinging up and down of above-mentioned start lever to above-mentioned dress cutter lever swing up and down.
2. cloth-cutting apparatus according to claim 1, wherein, above-mentioned dress cutter lever and above-mentioned start lever all towards front and back to extension, and rearward end all is installed on the basal component swingably;
Raised part is arranged at the central portion of either party in above-mentioned dress cutter lever and the above-mentioned start lever, and this central part is in the front side of the oscillation center of above-mentioned dress cutter lever;
Above-mentioned slotted hole or elongated slot are located at the central portion of the opposing party in above-mentioned dress cutter lever and the above-mentioned start lever.
3. cloth-cutting apparatus according to claim 1, wherein, above-mentioned slotted hole or elongated slot form circular-arc, its center of arc is positioned at from the position that one of them oscillation center of the above-mentioned start lever that is provided with above-mentioned slotted hole or elongated slot or above-mentioned dress cutter lever is left, when above-mentioned start lever swing, protuberance can slide along the edge of above-mentioned slotted hole or elongated slot.
4. cloth-cutting apparatus according to claim 1, wherein, the upright portion that establishes that above-mentioned basal component comprises horizontal plate part and vertically stands on this horizontal plate part, this horizontal plate part has the compress portion of compress;
Above-mentioned dress cutter lever is installed on the above-mentioned upright portion that establishes swingably;
Above-mentioned upright establishing between portion and the above-mentioned dress cutter lever leaf spring is set, with central portion but above-mentioned moving knife is pressed against dead knife, but the central part of above-mentioned dress cutter lever is in the position than the more close above-mentioned moving knife of swing fulcrum of adorning the cutter lever by the above-mentioned dress cutter of bias voltage lever.
5. cloth-cutting apparatus according to claim 1, wherein, the said fixing cutter is connected on the basal component by rivet, but above-mentioned moving knife is connected on the above-mentioned dress cutter lever by rivet.
6. cloth-cutting apparatus according to claim 1, wherein, above-mentioned basal component comprises the installation portion that replaces presser feet and be releasably attached to the support of above-mentioned Sewing machines, this support be fixed in above-mentioned Sewing machines depression bar the bottom and keep presser feet.
7. fabric trimming device for sewing machine comprises:
Basal component can be installed on the depression bar of above-mentioned Sewing machines, and workpiece can be pressed on the conveying mechanism of above-mentioned Sewing machines;
Dead knife is connected in above-mentioned basal component;
Adorn the cutter lever, but have the moving knife of the end that is fixed on this dress cutter lever, wherein, this dress cutter lever movably is installed on the above-mentioned basal component;
Switching mechanism comprises: the start lever is installed to above-mentioned basal component and can swings up and down, and has the end that can be connected in above-mentioned sewing machine needle bar; Slotted hole is arranged in above-mentioned start lever and above-mentioned dress cutter lever either party; Protuberance is located on the opposing party's lever, and be used for above-mentioned slotted hole and insert,
Wherein, the combination of raised part and above-mentioned slotted hole converts swinging up and down of above-mentioned start lever to above-mentioned dress cutter lever swing up and down.
CN 200610144808 2005-11-21 2006-11-21 Fabric trimming device for sewing machine Pending CN101008139A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005335541A JP2007135971A (en) 2005-11-21 2005-11-21 Fabric trimming device for sewing machine
JP2005335541 2005-11-21

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Publication Number Publication Date
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TW (1) TW200730688A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103361898A (en) * 2013-07-30 2013-10-23 苏州巨康缝制机器人有限公司 Stitching and cutting mechanism
CN103361897A (en) * 2013-07-30 2013-10-23 苏州巨康缝制机器人有限公司 Novel sewing machine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4598818B2 (en) * 2007-12-27 2010-12-15 株式会社アックスヤマザキ Cutter device for sewing machine
JP5997089B2 (en) * 2013-03-29 2016-09-28 株式会社バルダン Sequin feeder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103361898A (en) * 2013-07-30 2013-10-23 苏州巨康缝制机器人有限公司 Stitching and cutting mechanism
CN103361897A (en) * 2013-07-30 2013-10-23 苏州巨康缝制机器人有限公司 Novel sewing machine

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JP2007135971A (en) 2007-06-07

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Open date: 20070801