CN106012337B - Needle gage and differential regulating mechanism and sewing machine - Google Patents
Needle gage and differential regulating mechanism and sewing machine Download PDFInfo
- Publication number
- CN106012337B CN106012337B CN201610626816.4A CN201610626816A CN106012337B CN 106012337 B CN106012337 B CN 106012337B CN 201610626816 A CN201610626816 A CN 201610626816A CN 106012337 B CN106012337 B CN 106012337B
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- differential
- hinge joint
- needle gage
- connecting rod
- sewing machine
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Classifications
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B55/00—Needle holders; Needle bars
- D05B55/14—Needle-bar drives
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/02—Mechanical drives
- D05B69/04—Manual drives
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/14—Devices for changing speed or for reversing direction of rotation
- D05B69/16—Devices for changing speed or for reversing direction of rotation mechanical
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention provides a kind of needle gage and differential regulating mechanism and sewing machine, comprising: which needle gage adjusts part, component, the first hinge joint and the second hinge joint are adjusted including first manual, first manual adjusts component and is connected with the first hinge joint to position the position of the first hinge joint, first hinge joint and the second hinge joint link, and the second hinge joint is connected with the spindle drive of sewing machine；Differential ratio adjusts part, including second manually adjusts component and third hinge joint, and second, which manually adjusts component, is connected to position the position of third hinge joint with third hinge joint, and third hinge joint is connected with the transmission of differential cloth-feeding component；Differential cloth feeding crank is fixedly linked at the cross-fixing of first linking arm and the second linking arm with cloth pushing shaft including the first linking arm and the second linking arm arranged in a crossed manner, and cloth pushing shaft is connected with the transmission of active work feed dental assembly；First linking arm is connected with the transmission of the second hinge joint, and the second linking arm is connected with the transmission of third hinge joint.The configuration of the present invention is simple is compact, and degree of regulation is high.
Description
Technical field
The present invention relates to technical field of sewing machines, more particularly to a kind of needle gage and differential regulating mechanism and the sewing machine.
Background technique
With the rapid development of clothes industry, overedger is widely used in clothing making factory, because bound edge effect is good, work
It is well received to make the advantages that high-efficient.Overedger includes low speed overedger, middling speed overedger and high speed overlock industrial sewing machine, wherein high
Its revolving speed of fast overedger can achieve 8000 rpms.In traditional industrial high speed overlock industrial sewing machine, important component work feed component
In comprising the more complex part of multiple structures, processing cost is high, and the corresponding needle gage regulative mode of the structure is cumbersome, needs preparatory
Pin out needle gage and lift torsion axis, block it in work feed component and open needle gage eccentric wheel, be rotated further by handwheel can be only achieved metering needle away from
Purpose；In addition, high to the required precision of part due to having used sliding pair, part cost is high in differential regulating mechanism,
Machine is in assembling process often since mismachining tolerance leads to stuck and abnormal sound etc..
Therefore, it is necessary to a kind of needle gages that integrates to adjust with differential than adjusting, and easy to use and production overedger.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of needle gage and differential regulating mechanisms
And sewing machine, for solving the problems, such as prior art mid-cut size and differential than easy to adjust and accurate.
In order to achieve the above objects and other related objects, the needle gage of use in sewing machine and differential regulating mechanism comprising:
Needle gage adjusts part, including first manual adjusts component, the first hinge joint and the second hinge joint, and first manual is adjusted
Component is connected to change and position the position of the first hinge joint, the first hinge joint and the second hinge joint linkage phase with the first hinge joint
Even, the second hinge joint is connected with the spindle drive of sewing machine；
Differential including second manually adjusts component and third hinge joint than adjusting part, and second manually adjusts component and the
Three hinge joints are connected to change and position the position of third hinge joint, and third hinge joint is connected with the transmission of differential cloth-feeding component；
Differential cloth feeding crank, including the first linking arm and the second linking arm arranged in a crossed manner, the first linking arm and second connects
It connects and is fixedly linked at the cross-fixing of arm with cloth pushing shaft, the cloth pushing shaft is connected with the transmission of active work feed dental assembly；First connection
Arm is connected with second hinge joint transmission, and the second linking arm is connected with third hinge joint transmission.
Preferably, the corner dimension between first linking arm and second linking arm is sent with differential cloth-feeding tooth and actively
The initial phase difference of cloth tooth matches.
Preferably, first hinge joint is hinged and is formed by tune needle distance pendulum rod, tune needle gage connecting rod and the first connecting rod,
Second hinge joint is hinged and is formed by first connecting rod, feeding connecting rod and second connecting rod, and the first hinge joint and the second hinge joint pass through
First connecting rod linkage is connected, and the tunes needle gage connecting rod and the first manual adjusting component are connected, feeding connecting rod be mounted on institute
The work feed bias stated on main shaft is fixedly linked, and second connecting rod is connected with first linking arm.
Preferably, it includes first manual regulating part, the rotatable needle gage axis and described adjusted that the first manual, which adjusts component,
Adjust needle gage connecting rod, first manual regulating part with adjust needle gage axis be connected, adjust needle gage axis be equipped with adjust needle gage crank, tune needle gage crank and
Needle gage connecting rod is adjusted to be connected.
Preferably, the first manual regulating part includes the first controllable register and first being mounted on the casing of sewing machine
Knob has on the first controllable register with the regulating tank for adjusting scale, and the sliding of the first knob is located in regulating tank and passes through
The positioning of first locating piece, first knob are connected with the tune needle gage axis.
Preferably, the third hinge joint is hinged by differential connecting rod, third connecting rod and fourth link forms, differential connecting rod
It manually adjusts component with described second to be connected, third connecting rod is connected with second linking arm, fourth link and differential cloth-feeding group
Part is connected.
Preferably, described second to manually adjust component include the second manual adjustment, rotatable differential adjustment axis and institute
Differential connecting rod is stated, second manual adjustment is connected with differential adjustment axis, and differential adjustment axis is equipped with differential crank, differential song
Handle is connected with the differential connecting rod.
Preferably, second manual adjustment include the second controllable register for being mounted on the casing of the sewing machine and
Second knob has on the second controllable register with the regulating tank for adjusting scale, the sliding of the second knob be located in regulating tank and
It is positioned by the second locating piece, second knob is connected with the differential adjustment axis.
Preferably, the main shaft is equipped with lift tooth bias, and lift tooth bias is equipped with lift tooth sliding block, the differential cloth-feeding component
Including connected differential cloth-feeding retainer and differential cloth-feeding tooth, the active work feed dental assembly include connected active feed dog frame and
Active feed dog, active feed dog frame and differential cloth-feeding retainer are arranged in parallel, and on differential cloth-feeding retainer and active feed dog frame
Groove is all had, the lift tooth sliding block accommodating in the groove, with the rotation of main shaft, lifts tooth slider-actuated differential cloth-feeding retainer
It moves up and down with active feed dog frame.
The present invention also provides a kind of sewing machine, the sewing machine uses the needle gage and differential tune of use in sewing machine as described above
Mechanism is saved to realize the adjusting of needle gage size and differential ratio.
As described above, needle gage of the invention and differential regulating mechanism and sewing machine, it is only to have the advantages that it has
Vertical needle gage adjusts part and differential adjusting part, and adjusts component by manually adjusting first manual, and needle gage can be realized
The adjusting of size；Manually adjusting component then by manually adjusting second can be achieved the adjusting of differential ratio, simple and compact for structure, adjust
It is high to save precision, it is convenient to produce and use.
Detailed description of the invention
Fig. 1 is shown as an axial schematic diagram of needle gage and differential regulating mechanism of the invention.
Fig. 2 is shown as another axial schematic diagram of needle gage and differential regulating mechanism of the invention.
Fig. 3 is shown as the concrete structure diagram of differential cloth feeding crank of the invention.
Fig. 4 is shown as the differential structural schematic diagram than adjusting of realization of the invention.
Fig. 5 is shown as the structural schematic diagram of the realization big minor adjustment of needle gage of the invention.
Component label instructions
1 second controllable register
The first knob of 2a
The second knob of 2b
3 differential adjusting rods
4 differential adjustment axis
5 first controllable registers
6 adjust needle gage axis
7 needle gage adjusting rods
8 adjust needle gage connecting rod
9 feeding connecting rods
10 adjust needle distance pendulum rod
101 axis
11 first connecting rods
12 second connecting rods
13 third connecting rods
14 differential connecting rods
15 fourth links
16 cam pins
17 active feed dog frames
18 cloth feeding cranks
19 differential cloth-feeding retainers
20 rod pieces
21 main shafts
23 needle plates
24 work feeds are eccentric
25 limit plates
26 travellers
27 cloth pushing shafts
28 differential cloth feeding cranks
281 second linking arms
282 first linking arms
29 adjust needle gage crank
30 differential cloth-feeding teeth
31 active feed dogs
32 differential cranks
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Fig. 1 is please referred to Fig. 5.It should be clear that structure, ratio, size etc. depicted in this specification institute attached drawing, only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill
In the range of art content can cover.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and
The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
As shown in Figures 1 to 5, the present invention provides the needle gage and differential regulating mechanism of a kind of use in sewing machine comprising:
Needle gage adjusts part, including first manual adjusts component, the first hinge joint and the second hinge joint, and first manual is adjusted
Component is connected to change and position the position of the first hinge joint, the first hinge joint and the second hinge joint linkage phase with the first hinge joint
Even, the second hinge joint is connected with the transmission of the main shaft 21 of sewing machine；
Differential including second manually adjusts component and third hinge joint than adjusting part, and second manually adjusts component and the
Three hinge joints are connected to change and position the position of third hinge joint, and third hinge joint is connected with the transmission of differential cloth-feeding component；
Differential cloth feeding crank 28, including the first linking arm 282 and the second linking arm 281 arranged in a crossed manner, the first linking arm
282 and second linking arm 281 cross-fixing at 283 be fixedly linked with cloth pushing shaft 27, the cloth pushing shaft 27 and active feed dog
Component transmission is connected；First linking arm 282 is connected with the transmission of the second hinge joint, and the second linking arm 281 is driven with third hinge joint
It is connected.
The present invention adjusts component by manually adjusting first manual, changes and position the position of the first hinge joint, Jin Ergai
Become the position of the second hinge joint, limit the hunting range of two linking arms of differential cloth feeding crank 28, reaches and realize active work feed
Dental assembly and differential cloth-feeding dental assembly move forward and backward range, the final adjusting for realizing needle gage size；By adjusting second manually
Component is adjusted, to change the position of third hinge joint, range is moved forward and backward with what this changed differential cloth-feeding dental assembly, is realized with this
The adjusting of differential ratio, it is differential than being that active feed dog moves forward and backward range and differential cloth-feeding tooth moves forward and backward the ratio of range.
In conjunction with shown in Fig. 1 and Fig. 2, following mechanism is specifically described.
Above-mentioned needle gage adjusts part, including adjusts needle gage connecting rod 8, adjusts needle distance pendulum rod 10, first connecting rod 11,9 and of feeding connecting rod
Second connecting rod 12 adjusts one end of needle gage connecting rod 8 to adjust component with first manual and is connected, and adjusts one end rotation of needle distance pendulum rod 10 fixed
, adjust one end of needle distance pendulum rod 10 to be rotatably installed in and be mounted on the axis 101 on casing (as shown in Figure 5) in the present embodiment,
It adjusts the other end of needle distance pendulum rod 10, the other end of needle gage connecting rod 8 and three end of one end of the first connecting rod 11 is adjusted to be hinged, formed
Above-mentioned first hinge joint, the other end of first connecting rod 11, one end of feeding connecting rod 9 are mutually cut with scissors with three end of one end of second connecting rod 12
It connects, forms above-mentioned second hinge joint, the other end of feeding connecting rod 9 and the work feed bias 24 being mounted on the main shaft 21 of sewing machine are solid
It is fixed to be connected.To prevent feeding connecting rod 9 from generating axial float in work feed bias 24, limit plate is equipped in the side of work feed bias 24
25。
Above-mentioned cloth pushing shaft 27 is driven the real-time mode being connected with active work feed dental assembly are as follows: is fixedly connected and send on cloth pushing shaft 27
Cloth crank 18, cloth feeding crank 18 are connected with the active feed dog frame 17 in active work feed dental assembly, active feed dog frame 17 and master
Dynamic feed dog 31 is connected, and as shown in Figure 5, and active feed dog is accommodated in the needle plate slot of needle plate 23.In active feed dog frame 17
End there is open slot, the cam pin 16 being mounted on casing is threaded through in open slot by the traveller 26 of itself institute's band, is risen
To the effect of guiding and limit to active work feed pressure rack 17.
Differential ratio adjusts part, including differential connecting rod 14, third connecting rod 13 and fourth link 15, one end of differential connecting rod 14
Component is manually adjusted with second to be connected, the other end of differential connecting rod 14, one end of third connecting rod 13 and fourth link 15 one end
Three ends are hinged, and form third hinge joint, and the other end of fourth link 15 is connected with the transmission of differential cloth-feeding retainer 19, differential cloth-feeding
Retainer 19 is connected with differential cloth-feeding tooth 30, and as shown in Fig. 4 and 5, and differential cloth-feeding tooth 30 is accommodated in the needle plate slot of needle plate 23.
The operation principle of the present invention is that: the main shaft 21 of sewing machine rotates, and passes through feeding connecting rod 9, first connecting rod 11 and second
Connecting rod 12 drives the first linking arm 281 to swing, and differential cloth feeding crank 28 then swings cloth feeding crank 18 by cloth pushing shaft 27, band
Dynamic active feed dog frame 17 moves forward and backward, and the second linking arm 282 of differential cloth feeding crank 28 is connected by third connecting rod the 13, the 4th
Bar 15 drives differential cloth-feeding retainer 19 to move forward and backward.It adjusts first manual and adjusts component, to change the swing for adjusting needle distance pendulum rod 10
Angle changes the position of the first hinge joint, change the position of the second hinge joint with this, reaches and realizes 17 He of active feed dog frame
Differential cloth-feeding retainer 19 moves forward and backward range, the final adjusting for realizing needle gage size；It adjusts second and manually adjusts component, to change
The swing angle of transformer differential connecting rod 14 changes the position of third hinge joint, change the front and back fortune of differential cloth-feeding retainer 19 with this
Dynamic range, the adjusting of differential ratio is realized with this.
The present invention integrates needle gage and adjusts with differential than adjusting, and needle gage adjusts in real time simply easily operated, differential ratio
Adjust that control accuracy is high, the needle gage of entire use in sewing machine and differential regulating mechanism it is compact-sized, be easily installed use.
The main shaft 21 of above-mentioned sewing machine is equipped with lift tooth bias, sees figure 1 and figure 2, and it is sliding that lift tooth bias is equipped with lift tooth
Block 22, differential cloth-feeding retainer 19 and active feed dog frame 17 are arranged in parallel, and differential cloth-feeding retainer 19 and active feed dog frame 17
On all have groove, lift tooth sliding block 22 is accommodated in groove, with the rotation of the main shaft 21 of sewing machine, lift tooth sliding block 22 drive it is differential
Feed dog frame 19 and active feed dog frame 17 move up and down.
To realize more accurate regulation, as shown in Figure 3, between above-mentioned first linking arm 282 and second linking arm 281
Corner dimension is matched with the initial phase difference of differential cloth-feeding tooth and active feed dog.
As shown in Figure 1, Figure 2 and shown in Fig. 5, it includes first manual regulating part, rotatable peace that above-mentioned first manual, which adjusts component,
Tune needle gage axis 6 and tune needle gage connecting rod 8 on casing, first manual regulating part are connected with needle gage axis 6 is adjusted, adjust on needle gage axis 6
Equipped with needle gage crank 29 is adjusted, needle gage crank 29 is adjusted to be connected with needle gage connecting rod 8 is adjusted.First manual regulating part in the present embodiment includes
The first controllable register 5 and the first knob 2a being mounted on the casing of sewing machine have on the first controllable register 5 and carve with adjusting
The regulating tank of degree, the first knob 2a sliding are located in regulating tank and are positioned by the first locating piece, and the first knob 2a passes through needle
Distance regulating rod 7 is connected with needle gage axis 6 is adjusted.Adjusting scale on regulating tank faces operator.
As shown in figure 5, pressing or lifting needle gage adjusting rod 7 by adjusting above-mentioned first knob 2a, make to adjust 6 turns of needle gage axis
It is dynamic, it drives and needle gage crank 29 is adjusted to rotate, adjust needle gage connecting rod 8 to change the position angle for adjusting needle distance pendulum rod 10 to pass through, that is, change
Locking is tightened after the completion of adjusting the position angle of needle distance pendulum rod 10 to determine that needle gage size, needle gage are adjusted in the position of first hinge joint
Nut 2a, needle gage adjusting rod 7 are locked.Work feed bias 24 is rotated together with main shaft 21, then small by feeding connecting rod 9, first
Connecting rod 11, the second small rod 12 driving differential cloth feeding crank 28 are swung, and swing cloth feeding crank 18 therewith, cloth feeding crank 18
It drives active feed dog frame 17 to move forward and backward by rod piece 20, and lifts tooth sliding block 22 and active feed dog frame 17 is driven to do fortune up and down
It is dynamic.Moving forward and backward and moving up and down for active feed dog frame 17 has synthesized the work feed movement of active feed dog 31, active feed dog
31 move within the scope of the needle plate slot of needle plate 23 always.
As shown in Figure 1, Figure 2 and shown in Fig. 4, second to manually adjust component include the second manual adjustment, differential connecting rod 14 and can
The differential adjustment axis 4 of rotation being mounted on casing, the second manual adjustment is connected with differential adjustment axis 4, in differential adjustment axis 4
Equipped with differential crank 32, differential crank 32 is connected with the differential connecting rod 4.The second manual adjustment includes installation in the present embodiment
The second controllable register 1 and the second knob 2b on the casing of sewing machine have on the second controllable register 1 with adjusting scale
Regulating tank, the adjusting scale oriented manipulation person on regulating tank, it is in regulating tank and fixed by second that the second knob 2b sliding is located at
Position part positioning, the second knob 2b are connected by differential adjusting rod 3 with differential adjustment axis 4.
As shown in figure 4, pressing or lifting differential adjusting rod 3 by adjusting above-mentioned first knob 2b, make 4 turns of differential adjustment axis
It is dynamic, drive differential crank 32 to rotate, the position angle of differential crank 32 determines the size of differential ratio, i.e., differential crank 32 determines
The position of third hinge joint determines the size of differential ratio with this, after the completion of differential adjusting, tightens locking nut 2b, differential adjusting
Bar 3 is locked.With the rotation of main shaft 21, lifts tooth sliding block 22 and differential cloth-feeding retainer 19 is driven to move up and down；Differential cloth-feeding is bent
The swing of handle 28 is transferred to differential cloth-feeding retainer 19 by third hinge joint, moves forward and backward differential cloth-feeding retainer 19, differential
Moving forward and backward and moving up and down for feed dog frame 19 has synthesized the work feed movement of differential cloth-feeding tooth 30.Differential cloth-feeding tooth 30 exists always
It is moved within the scope of the needle plate slot of needle plate 23.
The present invention also provides a kind of sewing machine, the sewing machine uses the needle gage and differential tune of use in sewing machine as described above
Mechanism is saved to realize the adjusting of needle gage size and differential ratio.
In conclusion needle gage of the invention and differential regulating mechanism and sewing machine, adjust part with independent needle gage
With differential adjusting part, and by manually adjust first manual adjust component, the adjusting of needle gage size can be realized；Pass through hand
Dynamic adjusting second manually adjusts component then and the adjusting of differential ratio can be achieved, simple and compact for structure, and degree of regulation is high, produces and uses
It is convenient.So the present invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of needle gage of use in sewing machine and differential regulating mechanism characterized by comprising
Needle gage adjusts part, including first manual adjusts component, the first hinge joint and the second hinge joint, and first manual adjusts component
It is connected with the first hinge joint to change and position the position of the first hinge joint, the first hinge joint is connected with the linkage of the second hinge joint,
Second hinge joint is connected with the transmission of the main shaft (21) of sewing machine；
Differential ratio adjusts part, including second manually adjusts component and third hinge joint, and second manually adjusts component and third hinge
Contact is connected to change and position the position of third hinge joint, and third hinge joint is connected with the transmission of differential cloth-feeding component；
Differential cloth feeding crank (28), including the first linking arm (282) and the second linking arm (281) arranged in a crossed manner, the first connection
It is fixedly linked at the cross-fixing of arm (282) and the second linking arm (281) with cloth pushing shaft (27), the cloth pushing shaft (27) and active
The transmission of work feed dental assembly is connected；The transmission of first linking arm (282) and second hinge joint is connected, the second linking arm (281) and
The third hinge joint transmission is connected.
2. the needle gage of use in sewing machine according to claim 1 and differential regulating mechanism, it is characterised in that: first connection
Corner dimension between arm (282) and second linking arm (281) and the differential cloth-feeding tooth in the differential cloth-feeding component and institute
State the initial phase difference matching of the active feed dog in active work feed dental assembly.
3. the needle gage of use in sewing machine according to claim 1 and differential regulating mechanism, it is characterised in that: described first is hinged
Point is hinged and is formed by tune needle distance pendulum rod (10), tune needle gage connecting rod (8) and the first connecting rod (11), and the second hinge joint is by first
Connecting rod (11), feeding connecting rod (9) and second connecting rod (12) are hinged to be formed, and the first hinge joint and the second hinge joint connect by first
Bar (11) linkage is connected, and the tune needle gage connecting rod (8) adjusts component with the first manual and is connected, feeding connecting rod (9) and installation
Work feed eccentric (24) on the main shaft (21) is fixedly linked, and second connecting rod (12) is connected with first linking arm (282).
4. the needle gage of use in sewing machine according to claim 3 and differential regulating mechanism, it is characterised in that: the first manual
Adjusting component includes first manual regulating part, rotatable tune needle gage axis (6) and the tune needle gage connecting rod (8), first manual tune
Section part is connected with needle gage axis (6) are adjusted, and adjusts needle gage axis (6) to be equipped with and adjusts needle gage crank (29), adjusts needle gage crank (29) and adjusts needle gage
Connecting rod (8) is connected.
5. the needle gage of use in sewing machine according to claim 4 and differential regulating mechanism, it is characterised in that: the first manual
Regulating part includes the first controllable register (5) and the first knob (2a) being mounted on the casing of sewing machine, the first controllable register (5)
Upper to have the regulating tank for having and adjusting scale, the first knob (2a) sliding, which is located in regulating tank and passes through the first locating piece, to be determined
Position, first knob (2a) are connected with the tune needle gage axis (6).
6. the needle gage of use in sewing machine according to claim 3 and differential regulating mechanism, it is characterised in that: the third is hinged
Point is hinged and is formed by differential connecting rod (14), third connecting rod (13) and fourth link (15), differential connecting rod (14) and described second
It manually adjusts component to be connected, third connecting rod (13) is connected with second linking arm (281), fourth link (15) and differential cloth-feeding
Component is connected.
7. the needle gage of use in sewing machine according to claim 6 and differential regulating mechanism, it is characterised in that: described second manually
Adjusting component includes the second manual adjustment, rotatable differential adjustment axis (4) and the differential connecting rod (14), the second-hand
Dynamic regulating part is connected with differential adjustment axis (4), and differential adjustment axis (4) is equipped with differential crank (32), differential crank (32) and institute
Differential connecting rod (14) are stated to be connected.
8. the needle gage of use in sewing machine according to claim 7 and differential regulating mechanism, it is characterised in that: described second manually
Regulating part includes the second controllable register (1) and the second knob (2b) being mounted on the casing of the sewing machine, and second adjusts gear
Have on plate (1) with the regulating tank for adjusting scale, the second knob (2b) sliding is located in regulating tank and by the second positioning
Part positioning, second knob (2b) are connected with the differential adjustment axis (4).
9. the needle gage of use in sewing machine according to claim 1 and differential regulating mechanism, it is characterised in that: the main shaft (21)
It is eccentric to be equipped with lift tooth, lift tooth bias is equipped with lift tooth sliding block (22), and the differential cloth-feeding component includes connected differential cloth-feeding
Retainer (19) and differential cloth-feeding tooth (30), the active work feed dental assembly include connected active feed dog frame (17) and actively send
Cloth tooth (31), active feed dog frame (17) and differential cloth-feeding retainer (19) are arranged in parallel, and differential cloth-feeding retainer (17) and active
Groove is all had on feed dog frame (19), lift tooth sliding block (22) accommodating in the groove, with the rotation of main shaft (21), is lifted
Tooth sliding block (22) driving differential cloth-feeding retainer (19) and active feed dog frame (17) move up and down.
10. a kind of sewing machine, it is characterised in that: the sewing machine is used as described in claim 1 to right is seen and requires 9 any one
Use in sewing machine needle gage and differential regulating mechanism realize the adjusting of needle gage size and differential ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610626816.4A CN106012337B (en) | 2016-08-03 | 2016-08-03 | Needle gage and differential regulating mechanism and sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610626816.4A CN106012337B (en) | 2016-08-03 | 2016-08-03 | Needle gage and differential regulating mechanism and sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106012337A CN106012337A (en) | 2016-10-12 |
| CN106012337B true CN106012337B (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610626816.4A Active CN106012337B (en) | 2016-08-03 | 2016-08-03 | Needle gage and differential regulating mechanism and sewing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106988031B (en) * | 2017-06-02 | 2019-07-19 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
| CN107558014B (en) * | 2017-09-19 | 2020-03-31 | 杰克缝纫机股份有限公司 | Cloth feeding mechanism and sewing machine |
| CN107904801B (en) * | 2017-12-05 | 2020-08-04 | 杰克缝纫机股份有限公司 | Differential adjusting frame and differential mechanism |
| CN109371576B (en) * | 2018-11-19 | 2021-12-07 | 浙江杰克智能缝制科技有限公司 | Cloth feeding tooth frame adjusting mechanism and overedger using same |
| CN109487446A (en) * | 2018-12-17 | 2019-03-19 | 浙江翔科缝纫机股份有限公司 | A kind of sewing machine |
| CN111485332A (en) * | 2019-01-28 | 2020-08-04 | 浙江中捷缝纫科技有限公司 | Sewing machine |
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| JP2007111170A (en) * | 2005-10-19 | 2007-05-10 | Shing Ray Sewing Machine Co Ltd | Front/rear feed dog differential feeding mechanism in cylinder bed type sewing machine |
| CN201180204Y (en) * | 2008-04-29 | 2009-01-14 | 启翔针车（上海）有限公司 | Differential control mechanism |
| JP5940307B2 (en) * | 2012-01-18 | 2016-06-29 | Juki株式会社 | Sewing machine feed adjustment mechanism |
| CN202968970U (en) * | 2012-12-14 | 2013-06-05 | 中捷缝纫机股份有限公司 | Sewing machine |
| CN104233644B (en) * | 2014-09-02 | 2016-05-11 | 宁波三合鑫自动化有限公司 | The sewing machine of top and bottom feed |
| CN104264384B (en) * | 2014-10-23 | 2016-08-24 | 杰克缝纫机股份有限公司 | Needle gage adjustment structure used by overedger and overedger |
| CN104775236B (en) * | 2015-04-30 | 2017-02-22 | 杰克缝纫机股份有限公司 | Sewing machine feeding mechanism |
| CN104862884B (en) * | 2015-06-10 | 2017-08-25 | 杰克缝纫机股份有限公司 | Platform-type flat-seam needle pitch adjustment structure |
| CN204780155U (en) * | 2015-06-12 | 2015-11-18 | 立祺电机股份有限公司 | Sewing machine work feed tooth feeds control structure |
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2016
- 2016-08-03 CN CN201610626816.4A patent/CN106012337B/en active Active
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Address after: 318010 No. 1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Jack Technology Co.,Ltd. Address before: 318010 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Patentee before: JACK SEWING MACHINE Co.,Ltd. |