CN104342853B - The feed mechanism of arm-outtake type sewing machine - Google Patents
The feed mechanism of arm-outtake type sewing machine Download PDFInfo
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- CN104342853B CN104342853B CN201410255683.5A CN201410255683A CN104342853B CN 104342853 B CN104342853 B CN 104342853B CN 201410255683 A CN201410255683 A CN 201410255683A CN 104342853 B CN104342853 B CN 104342853B
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
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- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
In the case that the present invention provides the thickness for opening cloth even if in the left and right of suture two or material different, in the case where sewing curve part be properly fed to can be realized the desired sewing result of operating personnel two clothes in left and right arm-outtake type sewing machine feed mechanism.Feed mechanism (6) carries out main feeding tooth (19), the first differential feed tooth (20) and the second differential feed tooth (21) of elliptic motion and interlocking with main shaft in the vertical plane along cloth direction of feed (F), will be positioned in the cloth on machine barrel (1) and conveys along cloth direction of feed (F).Feed mechanism (6) has the first differential feed amount regulating mechanism (61) that adjusting is changed to the amount (hereinafter referred to as the first differential feed amount) that main shaft every revolution the first differential feed tooth (20) acts in the longitudinal direction.Furthermore, feed mechanism (6) has the second differential feed amount regulating mechanism (71) that change adjusts the amount (hereinafter referred to as the second differential feed amount) that the second differential feed of main shaft every revolution tooth (21) act in the longitudinal direction.
Description
Technical field
The present invention relates to a kind of feeding machines of the arm-outtake type sewing machine of easy sewing operations for carrying out roundel, barrel
Structure will control the submitting arm for being most suitable for feeding cloth along cloth direction of feed when two cloth sutures more particularly to a kind of
The feed mechanism of held sewing machine.
In the present invention, cloth direction of feed refers to the direction that machine barrel (cylinder) extends from bottom plate lower part.
In the present invention, front and back refers to the front-rear direction in cloth direction of feed, and left and right refers to from front (in cloth direction of feed
In face of bottom plate side) observation sewing machine when left and right directions.In addition, referring to the up and down direction of sewing machine up and down.
Background technique
In the past, the feed mechanism as this arm-outtake type sewing machine, it is known that the feeding of following arm-outtake type sewing machine
Mechanism will feed tooth interlocking lever (feeding station) along the length direction of the machine barrel extended in the horizontal direction in sewing machine lower part and match
It sets in inside machine barrel, cloth is conveyed into (referring to patent document 1) along the extending direction of machine barrel.The arm-outtake type sewing machine into
To mechanism feeding tooth interlocking lever by advancing to tooth interlocking lever (main feeding station) and back fed tooth interlocking lever (differential feed platform) structure
At feeding tooth interlocking lever before and after these left-right situs in machine barrel is arranged.It is interlocked advancing to tooth interlocking lever and back fed tooth
The front end of bar is separately installed with advance to tooth (main feeding tooth), back fed tooth (differential feed tooth).Advance to tooth and back fed tooth
Feeding tooth position was in the mode front and back configuration each other at the rear of back fed tooth in the past.
【Citation】
【Patent document】
Patent document 1：The practical new case of Japan registers No. 3151578 bulletin (the 6-8 pages, the first -5 figure)
This arm-outtake type sewing machine for example for carrying out the suture of the lower crosspiece part of briefs for men, shorts, specifically,
Cloth is opened in the left and right two being positioned on machine barrel to suture from respective ora terminalis to be overlapped above and below defined width.The left and right two of suture
Cloth on feeding tooth left-right situs and conveyed in cloth direction of feed, and in the arm-outtake type sewing machine of the prior art
Feed mechanism in, open the different feelings of the cloth amount of feeding that fabric thickness, material do not exist simultaneously left and right in the left and right of suture two
Condition or sew curve part when in the presence of left and right cloth need the different amount of feeding the case where.Therefore, in previous submitting arm
In held sewing machine in the case where carrying out such as above-mentioned sewing, exists and cause to generate the operating personnels such as seam wrinkle never phase in sewed product
The problem of sewing result of prestige.
Summary of the invention
In this regard, the present invention is completed to solve the problems, such as above, even if it is intended that providing on a left side for suture
It also can be realized desired by operating personnel in the case that right two fabric thickness or material are different or in the case where sewing curve part
Sewing result be properly fed to left and right two clothes arm-outtake type sewing machine feed mechanism.
【Means for solving the problems】
For the feed mechanism of arm-outtake type sewing machine of the invention, as described in technical solution 1, this hair in order to facilitate understanding
Bright content referring to Fig.1~Fig. 4 in the symbol that marks and be illustrated,
The feed mechanism 6,106 that the arm-outtake type sewing machine has will by machine barrel 1,101 and arm 3,103 and feeding tooth
The cloth being positioned on the machine barrel 1,101 is conveyed along cloth direction of feed F, bottom plate of the machine barrel 1,101 from setting setting
2,102 lower part to cloth direction of feed F extend, the arm 3,103 from the end of the bottom plate 2,102 to cloth feeding side
The direction intersected to F extends, and the feeding tooth and main shaft are interlocked and carried out in the vertical plane along cloth direction of feed F oval
Movement,
The feed mechanism 6,106 of the arm-outtake type sewing machine is characterized in that having：
Main feeding station 14, the first differential feed platform 15 and the second differential feed platform 16, they are along the machine barrel 1,101
Extending direction and in machine barrel 1,101 left-right situs configure；
Main feeding tooth 19, is mounted on the front end of the main feeding station 14；
First differential feed tooth 20 is located on front side of the face on cloth direction of feed F relative to the main feeding tooth 19, and
It is installed in the front end of the first differential feed platform 15；
Second differential feed tooth 21 is located on front side of the face on cloth direction of feed F relative to the main feeding tooth 19, and
It is adjacent on the direction intersected with cloth direction of feed F relative to the first differential feed tooth 20, also, this second it is differential into
The front end of the second differential feed platform 16 is installed in tooth 21；
First differential feed amount regulating mechanism 61, it is differential to the first differential feed of main shaft every revolution tooth 20 and first
The amount (hereinafter referred to as the first differential feed amount) that feeding station 15 acts in the longitudinal direction changes adjusting；
Second differential feed amount regulating mechanism 71, it is differential to the second differential feed of main shaft every revolution tooth 21 and second
The amount (hereinafter referred to as the second differential feed amount) that feeding station 16 acts in the longitudinal direction changes adjusting,
The first differential feed amount regulating mechanism 61 has the differential for adjusting first of the outside that sewing machine is arranged in
First operating member of the amount of feeding,
The second differential feed amount regulating mechanism 71 has the differential for adjusting second of the outside that sewing machine is arranged in
Second operating member of the amount of feeding,
The first differential feed tooth 20 and the second differential feed tooth 21 are relative to cloth direction of feed F, with described
First differential feed tooth 20 is located at the mode left and right configuration each other in the left side of the second differential feed tooth 21,
First operating member is configured in the left side of the bottom plate 2,102,
The second operating member configuration is in the right side of the bottom plate 2,102.
Accordingly, when cloth suture is opened in the different left and right two of thickness, material or when sewing curve part when, lead to
It crosses and has the first differential feed amount regulating mechanism 61, the second differential feed amount regulating mechanism 71, it is differential that first can be adjusted respectively
The amount of feeding, the second differential feed amount thus allow for the sewing of desired sewing result.
In addition, can be extremely easy since the outside of sewing machine is arranged in the first operating member, the second operating member
The adjusting of ground progress the first differential feed amount, the second differential feed amount.
In addition, to draw by the first differential feed tooth 20 of left side configuration relative to cloth direction of feed F being intended to change to adjust
In the case where the first differential feed amount risen, the first operating member to configuration in the left side of bottom plate 2,102 is operated i.e.
Can mode, the operating member of adjusting will be accordingly changed to it with the differential feed tooth for the differential feed amount side to be adjusted
Configuration is on bottom plate.Therefore, even if being configured with the first operating member and the second operating member, operation in the side of bottom plate 2,102
Personnel will not confuse use should operate for which side operating member, and can change and adjust desired differential feed amount.
As described in technical solution 2, the feed mechanism of arm-outtake type sewing machine described in technical solution 1 can also be taken as follows
Structure, that is, the feed mechanism 6,106 has main differential feed amount regulating mechanism 81, the main differential feed amount regulating mechanism
81 amounts that main feeding tooth 19 and the main feeding station 14 act in the longitudinal direction described in main shaft every revolution are (hereinafter, claim
Make the main amount of feeding), the first differential feed amount and the second differential feed amount change adjusting together,
The main differential feed amount regulating mechanism 81 has third operating member, which is arranged in sewing machine
Outside for being adjusted together to the main amount of feeding, the first differential feed amount and the second differential feed amount.
Accordingly, it is operated by the third operating member to the outside that sewing machine is arranged in, adjusting can be changed together
The main amount of feeding, the first differential feed amount and the second differential feed amount.
【Invention effect】
The feed mechanism of arm-outtake type sewing machine according to the present invention opens fabric thickness or material not in the left and right of suture two
With in the case where or in the case where sewing curve part, adjusted since the cloth relative to left and right can be distinguished and easily change
The amount of feeding of cloth, therefore feed two clothes in left and right with can be realized the desired sewing result of operating personnel.
Detailed description of the invention
Fig. 1 is the diagrammatic perspective of the appearance of the feed mechanism in the arm-outtake type sewing machine for indicate one embodiment of the invention
Figure.
Fig. 2 is the perspective view of the appearance of the feed mechanism in the arm-outtake type sewing machine for indicate Fig. 1.
Fig. 3 is the exploded perspective view of the appearance of the feed mechanism in the arm-outtake type sewing machine for indicate Fig. 1.
Fig. 4 is that the outline of the appearance of the feed mechanism in the arm-outtake type sewing machine for indicate another embodiment of the present invention is vertical
Body figure.
Specific embodiment
Hereinafter,-Fig. 3 illustrates the preferred first embodiment of arm-outtake type sewing machine according to the present invention referring to Fig.1.
As shown in Figure 1, arm-outtake type sewing machine involved in first embodiment has machine barrel 1, bottom plate 2 and arm 3.Machine barrel
1 is horizontally extending from the lower part for the bottom plate 2 for erectting setting.The direction that machine barrel 1 is extended from 2 lower part of bottom plate as cloth into
Give direction F.Bottom plate 2 extends upwards and to cloth direction of feed F, and when carrying out sewing operations, operating personnel is from 2 sidelong glance of bottom plate
Depending on carrying out sewing operations while machine barrel 1, thus in order to be easy visually its on hand, and be equipped with step as shown in Figure 1 in bottom plate 2
2a.In the end of the bottom plate 2 extended to cloth direction of feed F, arm 3 extends to the direction intersected with cloth direction of feed F, arm 3
Front end be located at the top of 1 front end of machine barrel.
Feed mechanism 6 is configured on the lower part of bottom plate 2 and machine barrel 1.Being configured in the inside of arm 3 can be pivoted
Main shaft (not shown), feed mechanism 6 is driven by the rotation of the main shaft.Feed mechanism 6 configure bottom plate 2 lower part and have
The transmission shaft 7 extended along left and right horizontal.Transmission shaft 7 is pivotally supported by bottom plate 2 to rotate freely, the rotation with main shaft interlock and around axis
Rotation.As shown in Figure 1-Figure 3, it is fixed with eccentric part 8 on transmission shaft 7, is linked in the eccentric part 8 upper and lower with stick 9 and preceding
One end of stick 10 is used afterwards.
One end of pin 13 is rotatably fitted into the other end for being inserted in and using stick 9 up and down.The other end of pin 13 is fitted slotting
Enter and is fixed in the pin hole 14ab of the block piece 14a of the cardinal extremity formation of main feeding station 14.Moreover, in the pin hole 14ac of block piece 14a
In be fitted into inserted with pin 22, pin 22 is fixed in pin hole 14ac in such a way that the both ends of its both ends from pin hole 14ac are outstanding.It is formed
One end of pin 22 can be slidably entrenched in double forks piece 15a of two trouble shapes of the cardinal extremity of the first differential feed platform 15.Moreover,
The double forks piece 16a for being formed in two trouble shapes of the cardinal extremity of the second differential feed platform 16 can slidably be entrenched in the another of pin 22
End.
Main feeding station 14, the first differential feed platform 15 and the second differential feed platform 16 exist along the extending direction of machine barrel 1
It is configured in machine barrel 1 along left-right situs.Main feeding station 14 is clipped, the first differential feed platform 15 is configured in left side, is configured on right side
There is the second differential feed platform 16.It is respectively formed in main feeding station 14, the first differential feed platform 15 and the second differential feed platform 16
There are cross-drilled hole 14b, 15b, 16b.Open die (Jiao Horse) 17 run through and it is chimeric be inserted in cross-drilled hole 14b, 15b, 16b, cross-drilled hole 14b,
15b, 16b are arranged to be able to carry out the sliding of front and back relative to open die 17.Pivot pin 18 is chimeric to be inserted in open die
In 17 and it can be pivoted.Pivot pin 18 is horizontal relative to the extending direction of machine barrel 1 and orthogonally configures, the two of pivot pin 18
End-rack is located on machine barrel 1.
In the front end of main feeding station 14, main feeding tooth 19, which is installed to be, is able to carry out upper and lower position adjusting.It is differential first
The front end of feeding station 15, the first differential feed tooth 20, which is installed to be, is able to carry out upper and lower position adjusting.First differential feed tooth 20
It is located on front side of the face on cloth direction of feed F relative to main feeding tooth 19.In the front end of the second differential feed platform 16, second is differential
Feeding tooth 21, which is installed to be, is able to carry out upper and lower position adjusting.Second differential feed tooth 21 is located at cloth relative to main feeding tooth 19
On front side of face on direction of feed F, and relative to the first differential feed tooth 20 on the direction intersected with cloth direction of feed F phase
It is adjacent.For the first differential feed tooth 20 and the second differential feed tooth 21, relative to cloth direction of feed F, with first it is differential into
It is located at the mode in the left side of the second differential feed tooth 21 to tooth 20 and mutually controls configuration.By adjusting the first differential feed respectively
Installation site in the up and down direction of tooth 20 can adjust the amount of feeding of the cloth of the cloth relative to left and right respectively.
The other end of front and back stick 10 and the linking part of crank 25 link, and the base portion of crank 25 is fixed on couple axle 26.
The couple axle 26 that left and right horizontal extends is pivotally supported and is rotated freely by bottom plate 2, and the rotation with transmission shaft 7 is interlocked and swung around axis.
The base portion for adjusting crank 27 is further fixed in addition to crank 25 in couple axle 26.Adjusting crank 27 has compared with base portion rearward
The wrist 27a of the arc-shaped of extension.Being fitted into wrist 27a insertion has sliding part 28, and sliding part 28 is set as can be in wrist 27a
Upper sliding.It is linked with one end of connecting rod 29, connecting rod 30 respectively at the left and right end of sliding part 28.The other end of connecting rod 29 passes through screw
33 with lantern ring 34 and be linked to the linking part of crank 31.The base portion of crank 31 is fixed on the midway of swinging axle 32.Left and right water
The flat swinging axle 32 extended is pivotally supported the swing to rotate freely, with couple axle 26 by bottom plate 2 and interlocks and around axis swing.It is swinging
The midway of axis 32 is fixed with the base portion of crank 35.The linking part of crank 35 is linked to connecting rod 36 by screw 37 and lantern ring 38
One end.The other end of connecting rod 36 is linked to the midway of main feeding station 14 by screw 39 and lantern ring 40.
The first differential base portion for adjusting crank 45 is fixed in the left end of swinging axle 32.First differential adjusting crank 45 has
The wrist 45a of the arc-shaped extended upwards from base portion.Wrist 45a has the regulating tank 45b of the "U" shape of right openings.It is adjusting
Section slot 45b insertion is chimeric open die 46, and open die 46 is linked to one end of connecting rod 47 by pin 50.Open die
46 are set as to slide in regulating tank 45b.The other end of connecting rod 47 is linked to first by screw 48 and lantern ring 49
The midway of differential feed platform 15.
The second differential base portion for adjusting crank 55 is fixed in the right end of swinging axle 32.Second differential adjusting crank 55 has
The wrist 55a of the arc-shaped extended upwards from base portion.Wrist 55a has the regulating tank 55b of the "U" shape of left side opening.It is adjusting
Section slot 55b insertion is chimeric open die 56, and open die 56 is linked to one end of connecting rod 57 by pin 60.Open die 56
It is set as to slide in regulating tank 55b.It is poor that the other end of connecting rod 57 by screw 58 and lantern ring 59 is linked to second
The midway of dynamic feeding station 16.
Main feeding tooth 19, the first differential feed tooth 20 and the second differential feed tooth 21 are with the master using feed mechanism 6
The driving of feeding station 14, the first differential feed platform 15 and the second differential feed platform 16 is (based on what is moved up and down and move forward and backward
Synthesis, along the elliptic motion in the vertical plane of cloth direction of feed F) and go out from the feeding tooth slot of needle plate (not shown)
Not yet, it is positioned in when main feeding tooth 19, the first differential feed tooth 20 and the second differential feed tooth 21 are prominent from needle plate upper surface
Cloth on machine barrel 1 is conveyed along cloth direction of feed F.
Illustrate the driving of main feeding station 14, the first differential feed platform 15 and the second differential feed platform 16.Work as transmission
When the rotation of axis 7 and main shaft is interlocked and is pivoted, main feeding station 14, the first differential feed platform 15 and the second differential feed platform
16 by use stick 9, pin 13 up and down and and pin 22 with pivot pin 18 for branch spot wobble.It is differential to be assemblied in main feeding station 14, first
The main feeding tooth 19 of the front end of feeding station 15 and the second differential feed platform 16, the first differential feed tooth 20 and second it is differential into
It moves up and down to tooth 21.Moreover, when the rotation of transmission shaft 7 and main shaft is interlocked and is pivoted, before couple axle 26 passes through
It is swung afterwards with stick 10 and crank 25 around axis.It is put by the swing of couple axle 26 around the axis of couple axle 26 when adjusting crank 27
When dynamic, adjust swinging by sliding part 28, connecting rod 29 and crank 31 and being transferred to swinging axle 32 for crank 27, swinging axle 32 around
Axis is swung.By the swing of swinging axle 32, winner's feeding station 14 is made to carry out fore-aft motion by crank 35 and connecting rod 36.And
And by the swing of swinging axle 32 so that first it is differential adjust crank 45 and swung around the axis of swinging axle 32, thus the first differential tune
Section crank 45 swings by open die 46, pin 50 and connecting rod 47 and is transferred to the first differential feed platform 15, and first is differential
Feeding station 15 carries out fore-aft motion.In addition, by the swing of swinging axle 32 so that the second differential adjusting crank 55 is around swinging axle 32
Axis swing, thus the second differential adjusting the swinging by open die 56, pin 60 and connecting rod 57 of crank 55 and be transferred to the
Two differential feed platforms 16, the second differential feed platform 16 carry out fore-aft motion.That is, being put when the rotation of swinging axle 32 and main shaft interlocks
When dynamic, be assembled in main feeding station 14, the first differential feed platform 15 and the second differential feed platform 16 front end main feeding tooth
19, the first differential feed tooth 20 and the second differential feed tooth 21 are moved forward and backward.
Next, the first differential feed amount regulating mechanism 61 that explanation more adjusts the first differential feed quantitative change.First is poor
Dynamic amount of feeding regulating mechanism 61 has the first differential adjusting rod 62 and the first differential scale plate 63 outside bottom plate 2.First is poor
Dynamic adjusting rod 62 and the first differential scale plate 63 are configured in the left side of 2 lower part of bottom plate.The first differential scale plate 63 and
Thereafter ora terminalis is labeled with scale 63a corresponding with the size of the first differential feed amount.First differential adjusting rod 62 is with its front end court
The mode rearward extended to the scale 63a of the first differential scale plate 63 from cardinal extremity configures.The base of first differential adjusting rod 62
End is fixed on one end of crank 64.The other end of crank 64 is in 2 interior bonds of bottom plate in one end of bar 65.It is worn in the base portion of bar 65
Swinging axle 32 is crossed.Axis of the bar 65 relative to swinging axle 32 around swinging axle 32 rotates freely.One end of connecting rod 66 is another with bar 65
One end connection, the other end of connecting rod 66 and one end of connecting rod 47 link.
Herein, the change adjusting of the first differential feed amount is illustrated.When by the first differential adjusting rod 62 along first
When differential scale plate 63 rotates operation in the up-down direction, bar 65 can be made to swing around the axis of swinging axle 32 by crank 64.By
This, becomes the position of the open die 46 in the first differential regulating tank 45b for adjusting crank 45 by connecting rod 66 and connecting rod 47
More.Moreover, pass through change swinging axle 32 at a distance from open die 46, the company that will be concatenated by open die 46 and pin 50
The oscillating quantity of bar 47 changes.With making the first differential 62 upward direction of adjusting rod rotation operation, so that open die 46 is to adjusting
The lower end Slideslip of slot 45b, the oscillating quantity of connecting rod 47 become smaller, and the first differential feed amount becomes smaller.In addition, with the first differential tune is made
Pole 62 rotates operation in downward direction, and to the upper end Slideslip of regulating tank 45b, the oscillating quantity of connecting rod 47 becomes larger open die 46,
First differential feed amount becomes larger.According to the above, it is operated by the rotation of the first differential adjusting rod 62, the first differential feed amount
Change, however on the main amount of feeding, the second differential feed amount without influence.
Next, the second differential feed amount regulating mechanism 71 for adjusting the second differential feed amount to change is illustrated.The
Two differential feed amount regulating mechanisms 71 have the second differential adjusting rod 72 and the second differential scale plate 73 outside bottom plate 2.The
Two differential adjusting rods 72 and the second differential scale plate 73 are configured in the right side of 2 lower part of bottom plate.In the second differential scale plate 73
And ora terminalis is labeled with scale 73a corresponding with the size of the second differential feed amount behind.Second differential adjusting rod 72 is before it
The mode holding the scale 73a towards the second differential scale plate 73 and rearward extending from cardinal extremity configures.Second differential adjusting rod 72
Cardinal extremity be fixed on one end of crank 74.The other end of crank 74 is in 2 interior bonds of bottom plate in one end of bar 75.In the base of bar 75
Portion, which passes through, swinging axle 32.Axis of the bar 75 relative to swinging axle 32 around swinging axle 32 rotates freely.The other end and connecting rod of bar 75
76 one end connection, the other end of connecting rod 76 and one end of connecting rod 57 link.
Herein, the change adjusting of the second differential feed amount is illustrated.When by the second differential adjusting rod 72 along second
When differential scale plate 73 rotates operation in the up-down direction, bar 75 can be made to swing around the axis of swinging axle 32 by crank 74.By
This, becomes the position of the open die 56 in the second differential regulating tank 55b for adjusting crank 55 by connecting rod 76 and connecting rod 57
More.Moreover, change passes through the connecting rod that pin 60 and open die 56 link through change swinging axle 32 at a distance from open die 56
57 oscillating quantity.With the second differential 72 upward direction of adjusting rod rotation is operated, so that open die 56 is to regulating tank 55b's
The oscillating quantity of lower end Slideslip, connecting rod 57 becomes smaller, and the second differential feed amount becomes smaller.In addition, with by the second differential adjusting rod 72
Rotation operation in downward direction, to the upper end Slideslip of regulating tank 55b, the oscillating quantity of connecting rod 57 becomes larger open die 56, and second is poor
The dynamic amount of feeding becomes larger.According to the above, it is operated by the rotation of the second differential adjusting rod 72, makes the second differential feed quantitative change
More, however on the main amount of feeding, the first differential feed amount without influence.
According to the above structure, the case where cloth suture is opened in the different left and right two of thickness, material, the feelings of sewing curve part
When condition, by rotating the first differential adjusting rod 72 of differential adjusting rod 62 or the second of operation respectively, the can be adjusted respectively
One differential feed amount, the second differential feed amount thus allow for the sewing of desired sewing result.Moreover, because first
The outside of bottom plate 2 is arranged in differential adjusting rod 62, the second differential adjusting rod 72, therefore it is differential very easily to carry out first
The adjusting of the amount of feeding, the second differential feed amount.
Next, the main amount of feeding, the first differential feed amount and the second differential feed amount are changed adjusting by explanation together
Main differential feed amount regulating mechanism 81.Main differential feed amount regulating mechanism 81 have outside bottom plate 2 main differential adjusting rod 82 with
And main differential scale plate 83.Main differential adjusting rod 82 and main differential scale plate 83 are configured in the left side of 2 lower part of bottom plate.Main difference
Dynamic scale plate 83 configures the position in scale plate 63 more differential than first rearward.In the differential scale plate 83 of master and ora terminalis mark behind
It is marked with scale 83a corresponding with the size of the main amount of feeding, the first differential feed amount and the second differential feed amount.Main differential adjusting
Bar 82 configures in such a way that its front end rearward extends towards the scale 83a of main differential scale plate 83 from cardinal extremity.Main differential tune
The cardinal extremity of pole 82 is fixed on one end of crank 84.The other end of crank 84 links in 2 inside of bottom plate and one end of bar 85.In bar
85 base portion, which passes through, rotation axis 86, and bar 85 is fixed on rotation axis 86.Rotation axis 86 extends in left and right horizontal, by 2 axis branch of bottom plate
It holds to rotate freely.The other end of bar 85 and the other end of connecting rod 30 link.
Herein, the adjusting of change together of the main amount of feeding, the first differential feed amount and the second differential feed amount is said
It is bright.When will lead differential adjusting rod 82 along the differential scale plate 83 of master in the up-down direction rotate operation when, crank 84 can be passed through
Swing bar 85 and rotation axis 86 around the axis of rotation axis 86.Make to adjust at the wrist 27a of crank 27 by connecting rod 30 as a result,
It changes the position of sliding part 28.Moreover, change passes through crank 31 and connecting rod through change couple axle 26 at a distance from sliding part 28
The oscillating quantity of the swinging axle 32 of 29 connections.Therewith, the oscillating quantity of connecting rod 36 is changed by crank 35, passes through the first differential tune
It saves crank 45 and open die 46 and changes the oscillating quantity of connecting rod 47, pass through the second differential adjusting crank 55 and open die 56
And change the oscillating quantity of connecting rod 57.With will lead the rotation operation of differential 82 upward direction of adjusting rod, sliding part 28 is to wrist 27a
Front end Slideslip, the oscillating quantity of swinging axle 32 becomes smaller, and the oscillating quantity of each connecting rod 36,47,57 also becomes smaller, the main amount of feeding, first
Differential feed amount and the second differential feed amount become smaller together.Moreover, rotating behaviour in downward direction with differential adjusting rod 82 will be led
Make, to the rear end Slideslip of wrist 27a, the oscillating quantity of swinging axle 32 becomes larger sliding part 28, the oscillating quantity of each connecting rod 36,47,57
It also becomes larger, the main amount of feeding, the first differential feed amount and the second differential feed amount become larger together.According to the above, pass through master
The rotation of differential adjusting rod 82 operates, by main feeding station 14, the first differential feed platform 15 and the second differential feed platform 16 preceding
The amount acted in rear direction changes together.According to the above structure, the master by the outside to the bottom plate 2 that sewing machine is arranged in is differential
Adjusting rod 82 carries out rotation operation, can be easily by the main amount of feeding, the first differential feed amount and the second differential feed amount one
And change adjusting.
Feed mechanism of the invention is not limited to first embodiment described above, can also send in as shown in Figure 4
Implement (hereinafter referred to as second embodiment) in arm type sewing machine out.About second embodiment shown in Fig. 4, only to it is first real
It applies the different structure of example to be illustrated, the symbol being identical with the first embodiment is marked to the structure being identical with the first embodiment.Such as
Shown in Fig. 4, arm-outtake type sewing machine involved in second embodiment has machine barrel 101, bottom plate 102 and arm 103.Machine barrel 101
Extend from the lower part of bottom plate 102 along cloth direction of feed F.Bottom plate 102 is erect from the cardinal extremity of machine barrel 101 to be arranged.Arm 103 is from bottom plate
102 end extends along the direction intersected with cloth direction of feed, and the bent halfway of arm 103, front end is located at the upper of machine barrel 1
Side.It will be pivotally supported along horizontal-extending main shaft 107 in arm 103 to rotate freely.Eccentric part 108 is fixed on main shaft 107, it should
Eccentric part 108 is linked with one end of stick 109 and front and back stick 110 up and down with feed mechanism 106.The another of stick 109 is used up and down
One end is linked by pin 13 and the block piece 14a for the cardinal extremity for being formed in main feeding station 14.The linking part and front and back stick of crank 25
110 other end connection.According to the above, it as described in second embodiment, is sent to type is different from the first embodiment
Arm type sewing machine can also implement feed mechanism of the invention out, and second embodiment can obtain similarly making with first embodiment
With, effect.
The present invention is not limited to embodiments illustrated above, those skilled in the art can not depart from master of the invention
Various changes are added to the embodiment in the range of purport and are implemented, the present invention also includes these change modes.
【Symbol description】
1 machine barrel
2 bottom plates
3 arms
About 9 use stick
Use stick in 10 front and backs
14 main feeding station
15 first differential feed platforms
16 second differential feed platforms
19 main feeding teeth
20 first differential feed teeth
21 second differential feed teeth
26 couple axles
27 adjust crank
32 swinging axles
45 first differential adjusting cranks
55 second differential adjusting cranks
61 first differential feed amount regulating mechanisms
62 first differential adjusting rods (the first operating member)
71 second differential feed amount regulating mechanisms
72 second differential adjusting rods (the second operating member)
81 main differential feed amount regulating mechanisms
82 main differential adjusting rods (third operating member)
Claims (2)
1. a kind of feed mechanism of arm-outtake type sewing machine will be positioned in the cloth on the machine barrel by machine barrel, arm, feeding tooth
Material is conveyed along cloth direction of feed, and the machine barrel extends from the lower part for the bottom plate for erectting setting to cloth direction of feed, the arm
Extend from the end of the bottom plate to the direction intersected with cloth direction of feed, the feeding tooth is with main shaft gearing and along cloth
Expect to carry out elliptic motion in the vertical plane of direction of feed,
The feed mechanism of the arm-outtake type sewing machine is characterized in that having：
Main feeding station, the first differential feed platform and the second differential feed platform, they along the extending direction of the machine barrel and
Left-right situs configures in machine barrel；
Main feeding tooth is mounted on the front end of the main feeding station；
First differential feed tooth is located at the face front side in cloth direction of feed relative to the main feeding tooth, and is mounted
In the front end of the first differential feed platform；
Second differential feed tooth, relative to the main feeding tooth position on front side of the face in cloth direction of feed, and relative to institute
It is adjacent on the direction intersected with cloth direction of feed to state the first differential feed tooth, also, the second differential feed tooth is mounted
In the front end of the second differential feed platform；
First differential feed amount regulating mechanism, the first differential feed tooth described in main shaft every revolution and described first differential
The amount that feeding station acts in the longitudinal direction i.e. the first differential feed amount changes adjusting；
Second differential feed amount regulating mechanism, the second differential feed tooth described in main shaft every revolution and described second differential
The amount that feeding station acts in the longitudinal direction i.e. the second differential feed amount changes adjusting,
The first differential feed amount regulating mechanism have the outside that sewing machine is set for adjust the first differential feed amount
The first operating member,
The second differential feed amount regulating mechanism have the outside that sewing machine is set for adjust the second differential feed amount
The second operating member,
The first differential feed tooth and the second differential feed tooth relative to cloth direction of feed, with described first it is differential into
Left and right is configured mode to tooth position in the left side of the second differential feed tooth each other,
First operating member is configured in the left side of the bottom plate,
The second operating member configuration is in the right side of the bottom plate.
2. the feed mechanism of arm-outtake type sewing machine as described in claim 1, which is characterized in that
The feed mechanism has main differential feed amount regulating mechanism, and the main differential feed amount regulating mechanism is to main shaft every revolution
It is described it is main feeding tooth and the main feeding station act in the longitudinal direction the i.e. main amount of feeding of amount, the first differential feed amount and
Second differential feed amount changes adjusting together,
The main differential feed amount regulating mechanism has third operating member, which is arranged in the outside of sewing machine
For the main amount of feeding, the first differential feed amount and the second differential feed amount to be adjusted together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810932995.3A CN108754883B (en) | 2013-07-24 | 2014-06-10 | Feed mechanism of delivery arm type sewing machine |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013153782A JP6210774B2 (en) | 2013-07-24 | 2013-07-24 | Feeding mechanism of feeding arm type sewing machine |
| JP2013-153782 | 2013-07-24 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810932995.3A Division CN108754883B (en) | 2013-07-24 | 2014-06-10 | Feed mechanism of delivery arm type sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104342853A CN104342853A (en) | 2015-02-11 |
| CN104342853B true CN104342853B (en) | 2018-11-16 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810932995.3A Active CN108754883B (en) | 2013-07-24 | 2014-06-10 | Feed mechanism of delivery arm type sewing machine |
| CN201410255683.5A Active CN104342853B (en) | 2013-07-24 | 2014-06-10 | The feed mechanism of arm-outtake type sewing machine |
| CN201420306961.0U Withdrawn - After Issue CN203923613U (en) | 2013-07-24 | 2014-06-10 | The feed mechanism of arm-outtake type sewing machine |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810932995.3A Active CN108754883B (en) | 2013-07-24 | 2014-06-10 | Feed mechanism of delivery arm type sewing machine |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420306961.0U Withdrawn - After Issue CN203923613U (en) | 2013-07-24 | 2014-06-10 | The feed mechanism of arm-outtake type sewing machine |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6210774B2 (en) |
| CN (3) | CN108754883B (en) |
| TW (2) | TWI642825B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6210774B2 (en) * | 2013-07-24 | 2017-10-11 | ペガサスミシン製造株式会社 | Feeding mechanism of feeding arm type sewing machine |
| JP6364214B2 (en) * | 2014-03-28 | 2018-07-25 | ペガサスミシン製造株式会社 | Delivery arm type sewing machine |
| JP6334989B2 (en) * | 2014-03-28 | 2018-05-30 | ペガサスミシン製造株式会社 | Delivery arm type sewing machine |
| JP6335045B2 (en) * | 2014-06-25 | 2018-05-30 | ペガサスミシン製造株式会社 | Delivery arm type sewing machine |
| TWI585262B (en) * | 2015-12-25 | 2017-06-01 | Ming Jang Sewing Machine Co Ltd | Curved arm type sewing machine structure |
| TWI598485B (en) * | 2016-04-22 | 2017-09-11 | Ming Jang Sewing Machine Co Ltd | Sewing machine feed dog feed device |
| CH712437A1 (en) | 2016-05-06 | 2017-11-15 | Bernina Int Ag | Sewing machine comprising a device for manually changing a transporter. |
| JP6998692B2 (en) * | 2017-07-19 | 2022-02-10 | Juki株式会社 | sewing machine |
| JP7388809B2 (en) * | 2017-09-25 | 2023-11-29 | Juki株式会社 | Feed-out arm type double chainstitch sewing machine |
| CN111793907A (en) * | 2019-04-09 | 2020-10-20 | 精机机械厂股份有限公司 | Three-rail cloth feeding device of sewing machine |
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- 2014-06-10 CN CN201810932995.3A patent/CN108754883B/en active Active
- 2014-06-10 CN CN201410255683.5A patent/CN104342853B/en active Active
- 2014-06-10 CN CN201420306961.0U patent/CN203923613U/en not_active Withdrawn - After Issue
- 2014-06-17 TW TW103120792A patent/TWI642825B/en active
- 2014-06-17 TW TW107124984A patent/TWI722303B/en active
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| US4140070A (en) * | 1976-10-13 | 1979-02-20 | Rockwell-Rimoldi, S.P.A. | Control for a differential feed regulating device in sewing machines |
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Also Published As
| Publication number | Publication date |
|---|---|
| TW201840924A (en) | 2018-11-16 |
| CN108754883B (en) | 2021-05-25 |
| TWI642825B (en) | 2018-12-01 |
| JP6210774B2 (en) | 2017-10-11 |
| CN104342853A (en) | 2015-02-11 |
| TWI722303B (en) | 2021-03-21 |
| CN203923613U (en) | 2014-11-05 |
| JP2015023911A (en) | 2015-02-05 |
| TW201508122A (en) | 2015-03-01 |
| CN108754883A (en) | 2018-11-06 |
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Address after: Osaka City, Osaka of Japan Patentee after: Pegasus Corp. Address before: Japan Osaka Patentee before: Pegasus Sewing Machine Mfg. Co.,Ltd. |