CN110528179A - The work feed regulating mechanism and sewing machine of sewing machine - Google Patents
The work feed regulating mechanism and sewing machine of sewing machine Download PDFInfo
- Publication number
- CN110528179A CN110528179A CN201910865556.XA CN201910865556A CN110528179A CN 110528179 A CN110528179 A CN 110528179A CN 201910865556 A CN201910865556 A CN 201910865556A CN 110528179 A CN110528179 A CN 110528179A
- Authority
- CN
- China
- Prior art keywords
- sewing machine
- hole
- adjustment axis
- axis
- locating part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/02—Mechanical drives
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention provides a kind of work feed regulating mechanism of sewing machine comprising feeding eccentric wheel, the adjusting component for acting the clutch and driving clutch mechanism of feeding eccentric wheel and principal shaft locking;Adjusting component includes: button assembly and adjustment axis, and button assembly includes pedestal and the knob lid being connected with base rotation, and pedestal is equipped with limit hole, and knob is covered equipped with locating part, and locating part is placed in limit hole and is limited at limiting section;Adjustment axis is connected with pedestal;The casing of sewing machine is equipped with axis hole and pilot hole, the releasing portion face of pilot hole and limit hole, adjustment axis is arranged in axis hole, when rotation knob lid rotates locating part to releasing portion from the limiting section of limit hole, then locating part enters in pilot hole pressing knob lid, to drive adjustment axis to move driving clutch mechanism movement in axis hole to release the locking of feeding eccentric wheel and main shaft.The accidents such as the present invention can avoid adjusting axle fracture, clutch is broken, it is ensured that sewing machine works normally.
Description
Technical field
The present invention relates to technical field of sewing machines, more particularly to the work feed regulating mechanism and sewing machine of a kind of sewing machine.
Background technique
It is the adjustment for realizing the work feed time in sewing machine, generally cloth feeding mechanism is connected by clutch with main shaft, from
Closing mechanism keeps the orientation angle in cloth feeding mechanism between feeding eccentric wheel and main shaft adjustable, and different orientation angles corresponds to work feed
Movement still postpones in advance, so that sewing machine greatly enhances the adaptability of different clothes.It is acted for convenience of realization clutch,
Generally acted by the adjustment axis being threaded through on sewing machine case come driving clutch mechanism.But it has the disadvantage in that sewing
In machine operation process, because accidentally touching adjustment axis leads to the risk of sewing machine failure.In sewing machine operation process, if because of unexpected factors
Cause adjustment axis accidentally to be touched, the shaft end of adjustment axis can be made to protrude into clutch, motor continues to provide torque at this time, then will appear
It adjusts axle fracture or clutch and the accidents such as breaks, sewing machine is caused to damage.
It can prevent from accidentally touching therefore, it is necessary to one kind and generate unexpected work feed regulating mechanism.
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 work feeds of sewing machine to adjust machine
Structure and sewing machine are easy to damage in sewing machine for solving the problem of that clutch easily accidentally touches in the prior art.
In order to achieve the above objects and other related objects, the present invention provides a kind of work feed regulating mechanism of sewing machine, packet
It includes the feeding eccentric wheel being set on main shaft, by the clutch of the feeding eccentric wheel and the principal shaft locking, and drives
The adjusting component of clutch movement;The adjusting component includes: button assembly, and the button assembly includes pedestal, Yi Jiyu
The connected knob lid of the base rotation, the pedestal are equipped with the limit hole with limiting section and releasing portion, and the knob covers
Equipped with locating part, the locating part is placed in the limit hole and is limited at limiting section;
Adjustment axis, the adjustment axis are connected with the pedestal;
The casing of sewing machine is equipped with axis hole and pilot hole, the releasing portion face of pilot hole and the limit hole, the tune
Nodal axisn penetrates through the shaft hole, when rotation knob lid rotates locating part to releasing portion from the limiting section of limit hole, pressing rotation
Then locating part enters in pilot hole button lid, to drive the adjustment axis to move driving clutch mechanism movement in the axis hole to solve
Except the locking of the feeding eccentric wheel and the main shaft.
Preferably, the knob lid is connected by shaft with the base rotation, and the shaft is equipped with torsional spring, torsional spring
One end is connected, for the locating part to be maintained at the limiting section with the locating part, and the other end of torsional spring is fixed.
Preferably, the limit hole is arcuate socket.
Preferably, the shrinkage pool of sinking is equipped on the casing of the sewing machine at shaft described in face.
Preferably, the end of the exposed axis hole of the adjustment axis is provided with limit stop ring, the outer diameter of the limit stop ring
Greater than the internal diameter of the axis hole.
Preferably, reset spring and oil sealing are arranged in the adjustment axis, the bottom end of the axis hole of the sewing machine case is
The tapered portion that internal diameter is gradually reduced, the oil sealing are resisted against in the cavity wall of the tapered portion under the action of reset spring.
Preferably, the washer being set in the adjustment axis and sealing are additionally provided between the reset spring and the oil sealing
Circle.
Preferably, the outer peripheral surface of the oil sealing is the tapered surface cooperated with the tapered portion.
Preferably, the clutch includes the adjustment portion being connected with the feeding eccentric wheel and consolidates with the main shaft
Surely connected ratchet, the adjustment portion include the holder of sliding block and positioning sliding block, the sliding block and the feeding eccentric wheel
Sliding is connected and has the ratchet clamping part being meshed with ratchet;The holder makes the ratchet clamping part keep engaging with the ratchet,
The feeding eccentric wheel is equipped with the guide groove cooperated with the adjustment axis, drives sliding block sliding by the adjustment axis, releases
Engaging between the ratchet clamping part and the ratchet.
The present invention also provides a kind of sewing machine, the sewing machine has the work feed regulating mechanism of sewing machine as described above
As described above, the work feed regulating mechanism and sewing machine of sewing machine of the invention, have the advantages that and pass through rotation
Limit hole cooperation on the locating part and pedestal that button covers, when sewing machine works normally, above-mentioned locating part is limited in limit
It at the limiting section in hole, even if knob lid is accidentally touched, will not be moved into sewing machine case, i.e., above-mentioned adjustment axis will not be to clutch
Mechanism action avoids adjusting axle fracture, clutch and the accidents such as breaks, it is ensured that sewing machine works normally.
Detailed description of the invention
Fig. 1 is shown as the work feed regulating mechanism schematic diagram of sewing machine of the invention.
Fig. 2 is shown as the partial sectional view of the work feed regulating mechanism of sewing machine of the invention.
Fig. 3 is shown as the first embodiment figure adjusted in component of the invention.
Fig. 4 is shown as the state diagram that knob lid is pressed down in adjusting component of the invention.
Fig. 5 is shown as adjusting locating part in component first embodiment and is in the state diagram at the limiting section of limit hole.
Fig. 6 is shown as adjusting locating part in component first embodiment and is in the state diagram at the releasing portion of limit hole.
Fig. 7 is shown as the second embodiment schematic diagram of adjusting component of the invention.
Fig. 8 is shown as adjusting the state diagram at the releasing portion of the second embodiment kind locating part disengaging limit hole of component.
Fig. 9 is shown as in the present invention oil seal mechanism schematic diagram in adjustment axis.
Figure 10 is shown as an implementation example figure of clutch of the invention.
Component label instructions
1 knob lid
2 pedestals
3 locating parts
4 circlips
5 shafts
6 torsional springs
7 adjustment axis
71 limiting slots
8 reset springs
9 limit stop rings
91 protruding shafts
10 clutches
101 feeding eccentric wheels
102 holders
103 ratchets
104 sliding blocks
11 main shafts
12 rotating wheels
13 sewing machine cases
131 pilot holes
132 axis holes
133 shrinkage pools
14 sealing rings
15 washers
16 oil sealings
100 guide grooves
201 limit holes
202 limiting sections
203 releasing portion
301 cavitys being located above
302 underlying cavitys
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 Figure 10.It should be clear that structure, ratio, size etc. depicted in this specification institute attached drawing, are only used
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
The qualifications of implementation, 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 9, the present invention provides a kind of sewing machine comprising main shaft 11 realizes feed dog X to, Y-direction pendulum
Dynamic work feed regulating mechanism and other function mechanism, is not described in detail here.The work feed that the present invention mainly describes sewing machine is adjusted
Mechanism comprising: it includes the feeding eccentric wheel 101 being set on main shaft 11, by the feeding eccentric wheel 101 and the main shaft
The adjusting component A that the clutch 10 and driving clutch mechanism 10 of 11 lockings act;The adjusting component A includes: button group
Part, the button assembly include pedestal 2 and the knob lid 1 that is rotatedly connected with the pedestal 2, and the pedestal 2 is equipped with band limit
The limit hole 201 in position portion 202 and releasing portion 203, the knob lid 1 are equipped with locating part 3, and the locating part 3 is placed in the limit
In the hole 201 of position and it is limited at limiting section 202;Adjustment axis 7, the adjustment axis 7 are connected with the pedestal 2;The machine of sewing machine
Shell 13 is equipped with axis hole 132 and pilot hole 131,203 face of releasing portion of pilot hole 131 and the limit hole 201, the adjusting
Axis 7 is arranged in the axis hole 132, and rotation knob lid 1 makes locating part 3 from the rotation of the limiting section 202 of limit hole 201 to releasing portion
When 203, then locating part 3 enters in pilot hole 131 pressing knob lid 1, to drive the adjustment axis 7 to transport in the axis hole 132
Dynamic driving clutch mechanism 10 is acted to release the locking of the feeding eccentric wheel 101 and the main shaft 11.
Eccentric parts different from feeding eccentric wheel 101 are connected respectively for feeding connecting rod and lift tooth connecting rod in the present invention, and realization is sent
Swing of the cloth tooth in X to, Y-direction, the orientation angle between feeding eccentric wheel 101 and main shaft 11 is adjustable, different orientation angles
Corresponding work feed movement still postpones in advance, makes the X-direction displacement function " SX- Φ " and Y-direction displacement function " SY- Φ " of feed dog
Rotation timing relative to main shaft 11 is changed, so that sewing machine greatly enhances the adaptability of different clothes;To avoid accidentally touching
Cause clutch 10 to act or lead to adjust axle fracture, clutch and accidents, the present invention such as break to pass through on knob lid 1
Limit hole 201 on locating part 3 and pedestal 2 cooperates, and when sewing machine works normally, above-mentioned locating part 3 is limited in limit hole
Limiting section 202 at, even if knob lid 1 by accidentally touching pressing, will not be moved into sewing machine case 13, i.e., above-mentioned adjustment axis 7
It will not be acted to clutch, avoid adjusting axle fracture, clutch and the accidents such as break, it is ensured that sewing machine works normally;And work as
When needing to adjust, only needs turning knob lid 1 that locating part 3 is driven to slide in limit hole, it is made to go to releasing portion from limiting section 202
203, so that locating part 3 is directed at the pilot hole 131 on casing 13, then locating part 3 moves pressing knob lid 1 into pilot hole 131, into
And above-mentioned adjustment axis 7 is moved into casing, contradicts above-mentioned clutch 10, and then releases feeding eccentric wheel 101 and the main shaft
11 locking adjusts main shaft 11 with this and rotates relative to feeding eccentric wheel 101.
For the locking and release for realizing feeding eccentric wheel and main shaft 11, as shown in Figure 10, clutch 10 in the present embodiment
Including the adjustment portion being connected with the feeding eccentric wheel 101 and the ratchet 103 being fixedly linked with the main shaft 11, the tune
Section portion includes the holder 102 of sliding block 104 and positioning sliding block 104, and the sliding block 104 is slided with the feeding eccentric wheel 101
It is connected and there is the ratchet clamping part being meshed with ratchet 103;The holder 102 keeps the ratchet clamping part and the ratchet 103
Engagement, the sliding block 104 are equipped with the guide groove 100 cooperated with the adjustment axis 7, drive sliding block 104 by the adjustment axis 7
Slide downward releases engaging between the ratchet clamping part and the ratchet 103.Specifically, above-mentioned feeding eccentric wheel in the present embodiment
101 are being arranged sliding slot towards 103 side of ratchet, and the sliding of sliding block 104 is set in the sliding slot, the card on sliding block 104
Ratchet in teeth portion and ratchet 103 cooperates.The present embodiment, which leads to ratchet 103, realizes that main shaft 11 and feeding are inclined with engaging for sliding block 104
The locking of heart wheel 101 releases engaging for ratchet 103 and sliding block 104 by the driving sliding of sliding block 104, realize release main shaft 11 and
The locking of feeding eccentric wheel 101.Holder 102 is torsional spring in the present embodiment, and one end of torsional spring is connected with the side wall of the sliding slot,
The other end of torsional spring is connected with sliding block 104, keeps sliding block 104 to be meshed with above-mentioned ratchet 103 by the elastic force of torsional spring.
Above-mentioned clutch 10 is without being limited thereto, need to only meet can by the locking of main shaft 11 and feeding eccentric wheel 101, and
The locking of contact main shaft 11 and feeding eccentric wheel 101 under the driving of above-mentioned adjustment axis 7.
The work process of cloth-feeding device in the present embodiment are as follows:
Under normal circumstances, ratchet of the sliding block 104 under torsional spring (i.e. holder 102) effect on its ratchet clamping part and ratchet 103
Intermeshing, is mutually locked between main shaft 11 and feeding eccentric wheel 101 do not deflected at this time;
If manual turning knob lid 1, releases the limit of locating part 3, turns to locating part 3 with above-mentioned pilot hole 131 just
Right, subsequent pressing knob lid 1 protrudes into the head of adjustment axis 7 in guide groove 100, makes the ratchet clamping part and ratchet 103 of sliding block 104
Separation, and feeding eccentric wheel 101 can be conditioned the limitation of axis 7 and can not rotate, main shaft 11 can be made by rotating main shaft 11 by rotating wheel 12
It deflects between feeding eccentric wheel 101;Unclamp knob lid 1, adjustment axis 7 reset, sliding block 104 reset under the effect of torsion spring and
It is engaged again with ratchet 103, makes mutually to be locked between main shaft 11 and feeding eccentric wheel 101, feeding eccentric wheel 101 is completed with this
The orientation angle of opposite main shaft 11, namely change rotation timing of the feed dog relative to main shaft 11, and above-mentioned locating part 3 again by
Limit plays the role of hook knob lid 1 at the limiting section 202 of limit hole 201.
Adjust the embodiment one of component
As shown in Figures 3 to 6, knob lid 1 is rotatedly connected by shaft 5 with the pedestal 2 in the present embodiment, the shaft
5 are equipped with torsional spring 6, and one end of torsional spring 6 is connected, for the locating part 3 to be maintained at the limiting section with the locating part 3
At 202, the other end of torsional spring 6 is fixed.The present embodiment realizes the limit and reset of locating part 3 by torsional spring 6, it is ensured that locating part 3
At the limiting section 202 of above-mentioned limit hole;Only rotation knob lid 1 could release the limit that torsional spring 6 is directed to locating part 3, make
Locating part 3 turns at releasing portion 203, and with this pressable knob lid 1, locating part 1 enters in pilot hole 131, drives bottom with this
Seat 2 and above-mentioned adjustment axis 7 move downward, and driving clutch mechanism 10 acts.For convenient for the above-mentioned torsional spring 6 of fixation, in the present embodiment
The end of above-mentioned adjustment axis 7 is equipped with limiting slot 71, and the other end of above-mentioned torsional spring 6 is fixed in limiting slot 71, is convenient for torsional spring with this
Installation.
For the rotation convenient for knob lid 1, above-mentioned limit hole 201 is arcuate socket, and both ends are respectively that above-mentioned limiting section 202 is conciliate
Except portion 203.
It moves up and down more preferably to stablize pedestal 2 and knob lid 1, turns described in face on the casing of sewing machine in the present embodiment
The shrinkage pool 133 of sinking is equipped at axis, when the above-mentioned knob lid 1 of rotation presses again, above-mentioned shaft 5 is moved downward along shrinkage pool 133, recessed
Guiding role is played in hole 133, increases the kinetic stability of knob lid 1 and pedestal 2.Above-mentioned shaft 5 is equipped with card in the present embodiment
Spring 4, circlip 4 are used to limit the axial float of shaft 5.
To avoid adjustment axis 7 from being detached from above-mentioned axis hole 132, as shown in Figure 2, the exposed axis hole of adjustment axis 7 in the present embodiment
End be provided with limit stop ring 9, the outer diameter of the limit stop ring 9 is greater than the internal diameter of the axis hole 15.To be convenient to carry out, this reality
It applies limit stop ring 9 in example and has protruding shaft 91, limit stop ring 9 and the end of adjustment axis 7 are fixed, and are inserted into above-mentioned guiding by protruding shaft 91
In slot 100, above-mentioned clutch 10 is driven to act with this.
The action process of the adjusting component of the present embodiment are as follows:
Shaft 5 and adjustment axis 7 cooperate always in the corresponding shrinkage pool 133 of casing 13 and axis hole 132, and knob lid 1 can be opposite
Pedestal 2 rotates, and the angular range of rotation is determined by the Opening length of limit hole 201.Under normal conditions, in the effect of torsional spring 6
Lower limit part 3 is limited in 202 side of limiting section of limit hole, so that the pilot hole 131 on locating part 3 and casing be made to be staggered centainly
Angle.At this point, if pushing knob lid 1, since locating part 3 can not be successfully into the pilot hole 131 of casing, adjustment axis 7
It can not move down, the protruding shaft 91 in limit stop ring 9 then cannot be introduced into the guide groove 100 of clutch 10, even if then machine at high speeds
Also there is no the risks of part collision for operating.
If need to switch the working condition of clutch 10, turning knob lid 1 makes 3 limiting steering hole 201 of locating part first
203 side of releasing portion is simultaneously aligned with the pilot hole 131 on casing, and then adjustment axis 7 can be moved down smoothly push-turn key lid 1 at this time, protruding shaft
91 protrude into guide groove 100, and clutch 10 is made to switch to " separation " state from " locking " state, and adjusting handle 12 can make clutch
Mechanism 10 changes with respect to the position angle of main shaft 11.After the completion of adjusting, knob lid 1, work of the knob lid 1 in torsional spring 6 are unclamped
With lower homing.
As shown in Figure 9, reset spring 8 and oil sealing 16, the sewing machine machine are arranged in the present embodiment in above-mentioned adjustment axis 7
The bottom end of the axis hole of shell 13 is the tapered portion S1 that internal diameter is gradually reduced, and the oil sealing 16 supports under the action of reset spring 8
In the cavity wall for leaning against the tapered portion S1.Since above-mentioned adjustment axis 7 is mounted in the axis hole 132 of sewing machine case 13, the axis hole
The chassis cavity of 132 connection sewing machines and outside, chassis cavity is full of the oil droplet and greasy dirt to splash when normal work, and with seam
The operating chassis cavity of machine of threading easily forms positive pressure because friction generates heat between components, and oil droplet is under the action of positive pressure
The gap location of axis hole and adjustment axis 7 from sewing machine case 13 is spilled over to the outside of sewing machine case 13, forms greasy dirt, this implementation
Example is exactly based on the setting of the bottom end of the axis hole of sewing machine case 13 is tapered, and is blocked at tapered portion by oil sealing 16,
Axis hole is divided into the two sections being not communicated with this, that is, the cavity 301 and underlying cavity 302 being located above are not communicated with,
The oil droplet being located in sewing machine case 13 is avoided to overflow.
The washer being tightly placed in the adjustment axis 7 is additionally provided in the present embodiment between above-mentioned reset spring 8 and the oil sealing 16
15 and sealing ring 14, it further realizes and seals between the axis hole 132 in adjustment axis 7 and sewing machine case 13.Preferably to realize tune
It is sealed between axis hole on nodal axisn 7 and sewing machine case, the outer peripheral surface of oil sealing 16 is to cooperate with the tapered portion in the present embodiment
Tapered surface.More preferably, oil sealing 16 is symmetrical mechanism, locates largest outside diameter among it, and both ends are the pyramidal structure that outer diameter is gradually reduced.
Adjust the embodiment two of component
As shown in Fig. 7 and Fig. 8, the adjusting component of the present embodiment and above-described embodiment the difference is that: above-mentioned locating part 3
Limit.The present embodiment cancels above-mentioned torsional spring 6 with this, passes through limit by the shape in the above-mentioned 2 upper limit hole 201 of pedestal of setting
The special-shaped mechanism in hole 201 realizes the limit to locating part 3.Limit hole 201 is arranged to the different polymorphic structure of both ends radius, one
End is above-mentioned releasing portion 203, and one end is above-mentioned limiting section 202, manually turns to locating part 3 if needing knob lid 1 normally to push
The big side of radius (i.e. releasing portion 203);The small side of 3 limiting steering pore radius of locating part (is limited if adjusting completion
Portion 202), at this time due to the rubbing action of the outer rim of locating part and limit hole inner wall, knob lid 1 and pedestal 2 are relatively locked, knob
Lid 1 can not be depressed, and adjust component and be in guard mode.
In conclusion the work feed regulating mechanism of sewing machine of the invention, on the locating part and pedestal covered by knob
Limit hole cooperation, sewing machine work normally when, above-mentioned locating part is limited at the limiting section of limit hole, even if knob lid
It is accidentally touched, will not be moved into sewing machine case, i.e., above-mentioned adjustment axis will not be acted to clutch, avoid adjustment axis disconnected
It splits, the accidents such as clutch is broken, it is ensured that sewing machine works normally.So the present invention effectively overcomes in the prior art kind
It plants disadvantage 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 work feed regulating mechanism of sewing machine, which is characterized in that including be set on main shaft feeding eccentric wheel, will be described
The adjusting component of clutch and the driving clutch mechanism movement of feeding eccentric wheel and the principal shaft locking;The adjusting group
Part includes: button assembly, and the button assembly includes pedestal and the knob lid being connected with the base rotation, the pedestal
It is equipped with the limit hole with limiting section and releasing portion, the knob is covered equipped with locating part, and the locating part is placed in the limit
In hole and it is limited at limiting section;
Adjustment axis, the adjustment axis are connected with the pedestal;
The casing of sewing machine is equipped with axis hole and pilot hole, the releasing portion face of pilot hole and the limit hole, the adjustment axis
It penetrates through the shaft hole, when rotation knob lid rotates locating part to releasing portion from the limiting section of limit hole, presses knob lid
Then locating part enters in pilot hole, to drive the adjustment axis to move driving clutch mechanism movement in the axis hole to release
State the locking of feeding eccentric wheel Yu the main shaft.
2. the work feed regulating mechanism of sewing machine according to claim 1, it is characterised in that: the knob lid by shaft with
The base rotation is connected, and the shaft is equipped with torsional spring, and one end of torsional spring is connected with the locating part, is used for the limit
Part is maintained at the limiting section, and the other end of torsional spring is fixed.
3. the work feed regulating mechanism of sewing machine according to claim 2, it is characterised in that: the limit hole is arcuate socket.
4. the work feed regulating mechanism of sewing machine according to claim 2, it is characterised in that: on the casing of the sewing machine just
To the shrinkage pool for being equipped with sinking at the shaft.
5. the work feed regulating mechanism of sewing machine according to claim 1, it is characterised in that: the exposed axis of adjustment axis
The end in hole is provided with limit stop ring, and the outer diameter of the limit stop ring is greater than the internal diameter of the axis hole.
6. the work feed regulating mechanism of sewing machine according to claim 1, it is characterised in that: be arranged in the adjustment axis multiple
Position spring and oil sealing, the bottom end of the axis hole of the sewing machine case are the tapered portion that internal diameter is gradually reduced, and the oil sealing is described
It is resisted against under the action of reset spring in the cavity wall of the tapered portion.
7. the work feed regulating mechanism of sewing machine according to claim 6, it is characterised in that: the reset spring and the oil
The washer and sealing ring being set in the adjustment axis are additionally provided between envelope.
8. the work feed regulating mechanism of sewing machine according to claim 6, it is characterised in that: the outer peripheral surface of the oil sealing be with
The tapered surface of the tapered portion cooperation.
9. the work feed regulating mechanism of sewing machine according to claim 1, it is characterised in that: the clutch includes and institute
The ratchet stating the connected adjustment portion of feeding eccentric wheel and being fixedly linked with the main shaft, the adjustment portion include sliding block and determine
The holder of position sliding block, the sliding block are connected with the feeding bias slipping and have the ratchet clamping part being meshed with ratchet;
The holder makes the ratchet clamping part keep engaging with the ratchet, and the feeding eccentric wheel is equipped with to be cooperated with the adjustment axis
Guide groove, by the adjustment axis drive sliding block sliding, release engaging between the ratchet clamping part and the ratchet.
10. a kind of sewing machine, which is characterized in that the sewing machine has as claim 1 is described in any item to claim 9
The work feed regulating mechanism of sewing machine.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910865556.XA CN110528179A (en) | 2019-09-12 | 2019-09-12 | The work feed regulating mechanism and sewing machine of sewing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910865556.XA CN110528179A (en) | 2019-09-12 | 2019-09-12 | The work feed regulating mechanism and sewing machine of sewing machine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110528179A true CN110528179A (en) | 2019-12-03 |
Family
ID=68668624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910865556.XA Pending CN110528179A (en) | 2019-09-12 | 2019-09-12 | The work feed regulating mechanism and sewing machine of sewing machine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110528179A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114086329A (en) * | 2020-08-24 | 2022-02-25 | 杰克科技股份有限公司 | Sewing machine with adjustable thread hooking time of rotating shuttle |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB393151A (en) * | 1932-09-26 | 1933-06-01 | Heimeier Theodor | Combination stop-cock for preventing unauthorised access to liquid or gas supplies |
CN202145426U (en) * | 2011-08-07 | 2012-02-15 | 应鸿峰 | Vehicle remote controller capable of preventing false pressing |
CN105697782A (en) * | 2014-11-27 | 2016-06-22 | 无锡市海骏液压机电设备有限公司 | Leakage-proof hydraulic sealing structure |
CN107380696A (en) * | 2017-07-21 | 2017-11-24 | 深圳市婴缘健康有限公司 | A kind of lotion pump |
CN109505072A (en) * | 2019-01-14 | 2019-03-22 | 杰克缝纫机股份有限公司 | The cloth feeding mechanism and sewing machine of sewing machine |
-
2019
- 2019-09-12 CN CN201910865556.XA patent/CN110528179A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB393151A (en) * | 1932-09-26 | 1933-06-01 | Heimeier Theodor | Combination stop-cock for preventing unauthorised access to liquid or gas supplies |
CN202145426U (en) * | 2011-08-07 | 2012-02-15 | 应鸿峰 | Vehicle remote controller capable of preventing false pressing |
CN105697782A (en) * | 2014-11-27 | 2016-06-22 | 无锡市海骏液压机电设备有限公司 | Leakage-proof hydraulic sealing structure |
CN107380696A (en) * | 2017-07-21 | 2017-11-24 | 深圳市婴缘健康有限公司 | A kind of lotion pump |
CN109505072A (en) * | 2019-01-14 | 2019-03-22 | 杰克缝纫机股份有限公司 | The cloth feeding mechanism and sewing machine of sewing machine |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114086329A (en) * | 2020-08-24 | 2022-02-25 | 杰克科技股份有限公司 | Sewing machine with adjustable thread hooking time of rotating shuttle |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0143158B1 (en) | Improved retraction apparatus for automatic feed drills or the like | |
US4386689A (en) | Torque limiter | |
US8882568B2 (en) | Impact absorbing mechanism of gear train | |
CN102689293A (en) | Power tool | |
CN110528179A (en) | The work feed regulating mechanism and sewing machine of sewing machine | |
WO2019041391A1 (en) | Lapping and polishing machine and auxiliary mechanism thereof | |
WO2017038846A1 (en) | Power tool | |
CN107175598A (en) | A kind of high-stability car fixing device for wheel hub of auto lock | |
US3946844A (en) | Clutching means adapted for tapping attachments | |
CN100534717C (en) | Rapid locking device | |
CN110485066A (en) | The work feed regulating mechanism and sewing machine of sewing machine | |
US3030818A (en) | Positive drive tapping attachments | |
CN116038494B (en) | Clamp spring groove surface polishing device and polishing method for clutch hub | |
CN112008097A (en) | Special machine tool capable of intelligently turning inner walls of different valve element shells | |
CN205616779U (en) | Rotatory first mechanism of glass cutter | |
CN101240836A (en) | Load sensing drive force transmission device | |
CN108247533A (en) | A kind of numerical control spring Double End Double-tray grinding machine removable disk system | |
EP0051097B1 (en) | Torque limiter | |
CN208450702U (en) | A kind of cutting head | |
CN103692263A (en) | Mechanical clamping mechanism | |
CN209818713U (en) | Gear shifting and limiting structure of motorcycle engine | |
JP5869416B2 (en) | Desktop honing machine | |
US1945053A (en) | Clutch for tapping attachments | |
CN212246152U (en) | Clutch cap screwing mechanism with bearing and cap screwing device | |
CN205380495U (en) | Positioner of tapping machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 318010 No. 1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province Applicant after: Jack Technology Co.,Ltd. Address before: 318010 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Applicant before: JACK SEWING MACHINE Co.,Ltd. |
|
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191203 |