CN209428728U - Thread clamping mechanism and sewing machine with it - Google Patents
Thread clamping mechanism and sewing machine with it Download PDFInfo
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- CN209428728U CN209428728U CN201822271524.0U CN201822271524U CN209428728U CN 209428728 U CN209428728 U CN 209428728U CN 201822271524 U CN201822271524 U CN 201822271524U CN 209428728 U CN209428728 U CN 209428728U
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- loose ends
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- thread
- clamping mechanism
- pressed seat
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Abstract
The utility model provides a kind of thread clamping mechanism and the sewing machine with it, for clamp or release sewing thread, thread clamping mechanism includes: the first wire clipping component, including the first thread tension disc group for clamp and the pressed seat for compressing thread tension disc group, to make the first thread tension disc group clamp or release sewing thread by the position for adjusting pressed seat；Loose ends component, loose ends component are at least partly connect with pressed seat, to drive pressed seat movement by loose ends component, so that pressed seat compresses or the first thread tension disc group of release；Driving assembly, driving assembly is connect with loose ends Component driver, so that driving assembly controls pressed seat movement by loose ends component, and acts the loose ends of sewing machine with the trimming action interval predetermined time by controlling driving assembly, the trimming performance to solve the problems, such as sewing machine in the prior art is poor.
Description
Technical field
The utility model relates to the fields of sewing, in particular to a kind of thread clamping mechanism and with its sewing machine.
Background technique
Currently, being all often that trimming electromagnet passes through drive mechanism to the same luck of clamp during the trimming of sewing machine
It is dynamic, i.e. the beginning of trimming action started and loose ends acts.In this way, in the actual process, often will cause the shakiness of trimming
Fixed, it is exactly to grow partially that upper thread, which is not partially short, very influence trimming performance, so that trimming effect is poor.
Utility model content
The main purpose of the utility model is to provide a kind of thread clamping mechanism and with its sewing machine, to solve existing skill
The poor problem of the trimming performance of sewing machine in art.
To achieve the goals above, one aspect according to the present utility model provides a kind of thread clamping mechanism, for clamping
Or sewing thread is unclamped, thread clamping mechanism includes: the first wire clipping component, including the first thread tension disc group for clamp and for compressing the
The pressed seat of one thread tension disc group, to make the first thread tension disc group clamp or release sewing thread by the position for adjusting pressed seat；Loose ends
Component, loose ends component are at least partly connect with pressed seat, to drive pressed seat movement by loose ends component, so that pressed seat pressure
Tight or the first thread tension disc group of release；Driving assembly, driving assembly are connect with loose ends Component driver, so that driving assembly passes through loose ends
Component controls pressed seat movement, and acts the loose ends of sewing machine and the pre- timing in trimming action interval by controlling driving assembly
Between.
Further, the first wire clipping component further include: elastic component is compressed, the one end for compressing elastic component is connect with pressed seat,
To make pressed seat compress the first thread tension disc group by compressing elastic component；Knob is compressed, the other end of elastic component is compressed and compresses and revolve
Button connection, to adjust the pressing force for compressing elastic component and applying to pressed seat by compressing knob.
Further, loose ends component includes: loose ends pin, and one end of loose ends pin is connect with pressed seat, to pass through loose ends
The direction that pin pushes pressed seat to be directed away from the first thread tension disc group is mobile；Loose ends top plate, the other end and loose ends of loose ends pin
Top plate connection, to drive the movement of loose ends pin that pressed seat is made to discharge the first thread tension disc group by loose ends top plate.
Further, loose ends component further include: one end of loose ends thimble, loose ends thimble is connect with loose ends top plate, to pass through
It operates loose ends thimble and drives loose ends movement of roof.
Further, driving assembly includes: loose ends electromagnet, is arranged to loose ends electromagnet position-adjustable, loose ends electromagnetism
Tie Tong crosses connecting rod and connect with loose ends thimble, so that loose ends thimble moves under the effect of loose ends solenoid actuated.
Further, driving assembly includes: drive mechanism, and drive mechanism is connect with loose ends thimble, to estimate loose ends thimble
Movement；Operating member, operating member are arranged on drive mechanism, with the driving loose ends thimble movement of part by operating the operating department.
Further, drive mechanism includes: loose ends crank, and loose ends crank has the promotion for pushing loose ends thimble to move
Portion；Transmission shaft, transmission shaft are connect with loose ends crank, and pushing part is arranged on transmission shaft, to drive transmission shaft to turn by pushing part
It is dynamic, and rotate loose ends crank under the drive of transmission shaft, so that loose ends crank pushes loose ends thimble to move by pushing part.
Further, pushing part has the promotion face for contacting with loose ends thimble, and promotion face favours loose ends thimble
Axis, to drive loose ends thimble to move by promotion face and being engaged for loose ends thimble in the rotation of loose ends crank.
Further, thread clamping mechanism further include: clamp, the first wire clipping component are mounted on clamp, the first thread tension disc
Group is located at the first side of clamp；Loose ends component is mounted on clamp, be at least partially disposed at clamp of loose ends component
Two sides.
Further, thread clamping mechanism further include: the second wire clipping component, the second wire clipping component are located at the one of the first wire clipping component
Side, the second wire clipping component have the fine tuning bullet for clamping the second thread tension disc group of sewing thread and for compressing the second thread tension disc group
Property part.
Further, thread clamping mechanism further include: the first line component, the first line component setting excessively excessively is remote in the first wire clipping component
Side from the second wire clipping component, first, which crosses line component, has the winding section bypassed for sewing thread.
Further, thread clamping mechanism further include: second cross line component, second cross line component setting first cross line component and
Between first wire clipping component, second, which crosses line component, has the support portion for being used to support sewing thread.
Another aspect according to the present utility model provides a kind of sewing machine, including the thread clamping mechanism and use for clamp
In the thread cutting mechanism of trimming, thread clamping mechanism is above-mentioned thread clamping mechanism, so that loose ends movement and the thread cutting mechanism of thread clamping mechanism
The trimming action interval predetermined time.
Using the technical solution of the utility model, thread clamping mechanism includes: the first wire clipping component, loose ends component and driving group
Part, the first wire clipping component include the pressed seat for the first thread tension disc group of clamp and for compressing thread tension disc group, are adjusted with passing through
The position of section pressed seat makes the first thread tension disc group clamp or release sewing thread, and loose ends component is at least partly connect with pressed seat,
To drive pressed seat movement by loose ends component, so that pressed seat compresses or the first thread tension disc group of release, driving assembly and loose ends
Component driver connection, so that driving assembly controls pressed seat movement by loose ends component, and makes to sew by controlling driving assembly
Loose ends movement and the trimming action interval predetermined time of machine, keep the loose ends of sewing machine more stable with trimming action, cuts structure letter
It is single to be convenient for after-sales service, solve the problems, such as that the trimming performance of sewing machine in the prior art is poor.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the mounting structure schematic diagram of thread clamping mechanism according to the present utility model；
Fig. 2 shows the structural schematic diagrams of the embodiment of thread clamping mechanism according to the present utility model；
Fig. 3 shows the structural schematic diagram of the embodiment of the first wire clipping component according to the present utility model；
Fig. 4 shows clamp status diagram according to the present utility model；And
Fig. 5 shows the mated condition schematic diagram in promotion face according to the present utility model Yu loose ends thimble.
Wherein, the above drawings include the following reference numerals:
10, the first wire clipping component；11, the first thread tension disc group；12, pressed seat；20, loose ends component；30, driving assembly；13,
Compress elastic component；14, knob is compressed；21, loose ends pin；22, loose ends top plate；23, loose ends thimble；31, loose ends electromagnet；32,
Connecting rod；33, operating member；41, loose ends crank；42, transmission shaft；410, pushing part；411, face is pushed；50, clamp；60,
Two wire clipping components；61, elastic component is finely tuned；62, the second thread tension disc group；70, first line component is crossed；701, winding section；80, the second mistake
Line component；801, support portion.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The utility model provides a kind of thread clamping mechanism, please refers to Fig. 1 to Fig. 5, is used for clamp or release sewing thread,
In, thread clamping mechanism includes: the first wire clipping component 10, including the first thread tension disc group 11 for clamp and for compressing the first clamp
The pressed seat 12 of piece group 11, to make 11 clamp or release sewing thread of the first thread tension disc group by the position for adjusting pressed seat 12；Pine
Line component 20, loose ends component 20 are at least partly connect with pressed seat 12, to drive pressed seat 12 to move by loose ends component 20,
So that pressed seat 12 compresses or the first thread tension disc group 11 of release；Driving assembly 30, driving assembly 30 and the driving of loose ends component 20 connect
It connects, is moved so that driving assembly 30 controls pressed seat 12 by loose ends component 20, and make sewing machine by controlling driving assembly 30
Loose ends movement with the trimming action interval predetermined time.
Thread clamping mechanism provided by the utility model includes: the first wire clipping component 10, loose ends component 20 and driving assembly 30, and
One wire clipping component 10 includes the pressed seat 12 for the first thread tension disc group 11 of clamp and for compressing the first thread tension disc group 11, with
Position by adjusting pressed seat 12 makes 11 clamp or release sewing thread of the first thread tension disc group, loose ends component 20 at least partly with
Pressed seat 12 connects, to drive pressed seat 12 to move by loose ends component 20, so that pressed seat 12 compresses or the first clamp of release
Piece group 11, driving assembly 30 and loose ends component 20 are drivingly connected, so that driving assembly 30 controls pressed seat by loose ends component 20
12 movements, and make loose ends movement and the trimming action interval predetermined time of sewing machine by controlling driving assembly 30, make sewing machine
Loose ends it is more stable with trimming action, cut structure and be simply convenient for after-sales service, solve cutting for sewing machine in the prior art
The linearly poor problem of energy.
Specifically, as shown in Figures 2 and 3, the first wire clipping component 10 further include: compress elastic component 13, compress elastic component 13
One end connect with pressed seat 12, with by compress elastic component 13 make pressed seat 12 compress the first thread tension disc group 11；Compress knob
14, the other end for compressing elastic component 13 is connect with knob 14 is compressed, to compress 13 pairs of elastic component pressures by compressing the adjusting of knob 14
The pressing force that tight seat 12 applies, wherein pressed seat 12 includes pressing section and coupling part, and pressing section is used for compression or separate
First thread tension disc group 11 compresses elastic component 13 and connect with coupling part.
Loose ends component 20 includes: loose ends pin 21, and one end of loose ends pin 21 is connect with pressed seat 12, to pass through loose ends pin
The direction that 21 promotion pressed seat 12 of nail is directed away from the first thread tension disc group 11 is mobile；Loose ends top plate 22, loose ends pin 21 it is another
End is connect with loose ends top plate 22, to drive the movement of loose ends pin 21 that pressed seat 12 is made to discharge the first thread tension disc by loose ends top plate 22
Group 11；One end of loose ends thimble 23, loose ends thimble 23 is connect with loose ends top plate 22, to drive loose ends by operation loose ends thimble 23
Top plate 22 moves, and in the specific implementation, so that loose ends pin 21 is driven pressed seat by making loose ends top plate 22 press loose ends pin 21
12 are directed away from the direction movement of the first thread tension disc group 11, to carry out loose ends movement, after the completion of loose ends movement, discharge loose ends top
Plate 22 makes pressed seat 12 compress the first thread tension disc group 11 using the elastic restoring force for compressing elastic component 13.
In the specific implementation, driving assembly 30 includes: loose ends electromagnet 31, is set to 31 position-adjustable of loose ends electromagnet
It sets, loose ends electromagnet 31 is connect by connecting rod 32 with loose ends thimble 23, is made so that loose ends thimble 23 drives in loose ends electromagnet 31
With lower movement；Drive mechanism, drive mechanism are connect with loose ends thimble 23, to estimate the movement of loose ends thimble 23；Operating member 33, behaviour
Make component 33 to be arranged on drive mechanism, be moved with the driving loose ends thimble 23 of part 33 by operating the operating department.
Drive mechanism includes: loose ends crank 41, and loose ends crank 41 has the pushing part for pushing loose ends thimble 23 to move
410；Transmission shaft 42, transmission shaft 42 are connect with loose ends crank 41, and pushing part 410 is arranged on transmission shaft 42, to pass through pushing part
410 driving transmission shafts 42 rotate, and rotate loose ends crank 41 under the drive of transmission shaft 42, so that loose ends crank 41 is by pushing away
Dynamic portion 410 pushes loose ends thimble 23 to move.
As shown in Figure 4 and Figure 5, pushing part 410 has the promotion face 411 for contacting with loose ends thimble 23, pushes face 411
The axis of loose ends thimble 23 is favoured, to match with the contact of loose ends thimble 23 by promotion face 411 when loose ends crank 41 rotates
Crossed belt moves loose ends thimble 23 and moves, when thread clamping mechanism switchs to loose ends state by clamp state, the change in location of loose ends thimble 23
As shown in Figure 5.
In another embodiment provided by the utility model, driving assembly includes handle, and handle passes through transmission shaft 42 and pine
Line crank 41 is drivingly connected, and makes loose ends crank 41 drive loose ends thimble 23 towards the side of the first wire clipping component 10 by rotational handle
To movement to carry out loose ends movement, after the completion of loose ends, rotational handle in reverse direction, to be clamped to sewing thread.
In the specific implementation, thread clamping mechanism further include: clamp 50, the first wire clipping component 10 are mounted on clamp 50,
First thread tension disc group 11 is located at the first side of clamp 50；Loose ends component 20 is mounted on clamp 50, and loose ends component 20 is extremely
Small part is located at second side of clamp 50.
Thread clamping mechanism further include: the second wire clipping component 60, the second wire clipping component 60 are located at the side of the first wire clipping component 10,
Second wire clipping component 60 has for clamping the second thread tension disc group 62 of sewing thread and for compressing the micro- of the second thread tension disc group 62
Elasticity adjusting part 61；First crosses line component 70, and first, which crosses line component 70, is arranged in the first wire clipping component 10 far from the second wire clipping component
60 side, first, which crosses line component 70, has the winding section 701 bypassed for sewing thread；Second crosses line component 80, and second crosses line group
For the setting of part 80 first excessively between line component 70 and the first wire clipping component 10, the second mistake line component 80, which has, is used to support sewing thread
Support portion 801.
The utility model additionally provides a kind of sewing machine, including the thread clamping mechanism for clamp and for the thread trimmer of trimming
Structure, thread clamping mechanism are the thread clamping mechanism of above-described embodiment, so that the trimming action of the loose ends movement and thread cutting mechanism of thread clamping mechanism
It is spaced the predetermined time.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
Thread clamping mechanism includes: the first wire clipping component 10, loose ends component 20 and driving assembly 30, and the first wire clipping component 10 includes
Pressed seat 12 for the first thread tension disc group 11 of clamp and for compressing the first thread tension disc group 11, by adjusting pressed seat 12
Position make 11 clamp or release sewing thread of the first thread tension disc group, loose ends component 20 is at least partly connect with pressed seat 12, with
Pressed seat 12 is driven to move by loose ends component 20, so that pressed seat 12 compresses or the first thread tension disc group 11 of release, driving assembly
30 are drivingly connected with loose ends component 20, move so that driving assembly 30 controls pressed seat 12 by loose ends component 20, and pass through control
Driving assembly 30 processed makes loose ends movement and the trimming action interval predetermined time of sewing machine, makes the loose ends and trimming action of sewing machine
It is more stable, it cuts structure and is simply convenient for after-sales service, solve the problems, such as that the trimming performance of sewing machine in the prior art is poor.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (13)
1. a kind of thread clamping mechanism, it to be used for clamp or release sewing thread, which is characterized in that the thread clamping mechanism includes:
First wire clipping component (10), including the first thread tension disc group (11) for clamp and for compressing the first thread tension disc group
(11) pressed seat (12), to make the first thread tension disc group (11) clamping or pine by the position for adjusting the pressed seat (12)
Open the sewing thread；
Loose ends component (20), the loose ends component (20) at least partly connect with the pressed seat (12), to pass through the pine
Line component (20) drives pressed seat (12) movement, so that the pressed seat (12) compresses or discharge the first thread tension disc group
(11)；
Driving assembly (30), the driving component (30) and the loose ends component (20) are drivingly connected, so that the driving component
(30) pressed seat (12) movement is controlled by the loose ends component (20), and makes to stitch by controlling the driving component (30)
Thread machine loose ends movement with the trimming action interval predetermined time.
2. thread clamping mechanism according to claim 1, which is characterized in that first wire clipping component (10) further include:
It compresses elastic component (13), described one end for compressing elastic component (13) is connect with the pressed seat (12), to pass through the pressure
Tight elastic component (13) makes the pressed seat (12) to compress the first thread tension disc group (11)；
It compresses knob (14), the other end for compressing elastic component (13) is connect with the compression knob (14), by described
It compresses knob (14) and adjusts the pressing force for compressing elastic component (13) and applying to the pressed seat (12).
3. thread clamping mechanism according to claim 1, which is characterized in that the loose ends component (20) includes:
One end of loose ends pin (21), the loose ends pin (21) is connect with the pressed seat (12), to pass through the loose ends pin
The direction that nail (21) pushes the pressed seat (12) to be directed away from the first thread tension disc group (11) is mobile；
Loose ends top plate (22), the other end of the loose ends pin (21) are connect with the loose ends top plate (22), to pass through the pine
Line top plate (22) drives loose ends pin (21) movement that the pressed seat (12) is made to discharge the first thread tension disc group (11).
4. thread clamping mechanism according to claim 3, which is characterized in that the loose ends component (20) further include:
Loose ends thimble (23), one end of the loose ends thimble (23) are connect with the loose ends top plate (22), by described in operation
Loose ends thimble (23) drives loose ends top plate (22) movement.
5. thread clamping mechanism according to claim 4, which is characterized in that the driving component (30) includes:
Loose ends electromagnet (31) is arranged to loose ends electromagnet (31) position-adjustable, and the loose ends electromagnet (31) passes through
Connecting rod (32) is connect with the loose ends thimble (23), is made so that the loose ends thimble (23) drives in the loose ends electromagnet (31)
With lower movement.
6. thread clamping mechanism according to claim 4, which is characterized in that the driving component (30) includes:
Drive mechanism, the drive mechanism are connect with the loose ends thimble (23), to estimate loose ends thimble (23) movement；
Operating member (33), the operating member (33) are arranged on the drive mechanism, by operating the operating member
(33) loose ends thimble (23) movement is driven.
7. thread clamping mechanism according to claim 6, which is characterized in that the drive mechanism includes:
Loose ends crank (41), the loose ends crank (41) have the pushing part for pushing loose ends thimble (23) movement
(410)；
Transmission shaft (42), the transmission shaft (42) connect with the loose ends crank (41), and the pushing part (410) is arranged described
On transmission shaft (42), to drive transmission shaft (42) rotation by the pushing part (410), and make the loose ends crank (41)
It is rotated under the drive of the transmission shaft (42), so that the loose ends crank (41) passes through described in the pushing part (410) promotion
Loose ends thimble (23) movement.
8. thread clamping mechanism according to claim 7, which is characterized in that the pushing part (410) have for the pine
The promotion face of line thimble (23) contact, the promotion face favour the axis of the loose ends thimble (23), with bent in the loose ends
When handle (41) rotates, pass through being engaged to drive the loose ends thimble (23) for the promotion face and the loose ends thimble (23)
Movement.
9. thread clamping mechanism according to claim 1, which is characterized in that the thread clamping mechanism further include:
Clamp (50), first wire clipping component (10) are mounted on the clamp (50), the first thread tension disc group
(11) it is located at first side of the clamp (50)；The loose ends component (20) is mounted on the clamp (50), the pine
Second side for being at least partially disposed at the clamp (50) of line component (20).
10. thread clamping mechanism according to claim 1, which is characterized in that the thread clamping mechanism further include:
Second wire clipping component (60), second wire clipping component (60) is located at the side of first wire clipping component (10), described
Second wire clipping component (60) is with the second thread tension disc group (62) for clamping the sewing thread and for compressing second folder
The fine tuning elastic component (61) of line piece group (62).
11. thread clamping mechanism according to claim 10, which is characterized in that the thread clamping mechanism further include:
First crosses line component (70), and described first crosses line component (70) setting in first wire clipping component (10) far from described the
The side of two wire clipping components (60), described first, which crosses line component (70), has the winding section (701) bypassed for the sewing thread.
12. thread clamping mechanism according to claim 11, which is characterized in that the thread clamping mechanism further include:
Second crosses line component (80), and described second, which crosses line component (80) setting, crosses line component (70) and described first described first
Between wire clipping component (10), described second, which crosses line component (80), has the support portion (801) for being used to support the sewing thread.
13. a kind of sewing machine, including the thread clamping mechanism for clamp and for the thread cutting mechanism of trimming, which is characterized in that described
Thread clamping mechanism is thread clamping mechanism described in any one of claims 1 to 12, so that the loose ends movement of the thread clamping mechanism and institute
State the trimming action interval predetermined time of thread cutting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271524.0U CN209428728U (en) | 2018-12-30 | 2018-12-30 | Thread clamping mechanism and sewing machine with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271524.0U CN209428728U (en) | 2018-12-30 | 2018-12-30 | Thread clamping mechanism and sewing machine with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209428728U true CN209428728U (en) | 2019-09-24 |
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ID=67975041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822271524.0U Active CN209428728U (en) | 2018-12-30 | 2018-12-30 | Thread clamping mechanism and sewing machine with it |
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| Country | Link |
|---|---|
| CN (1) | CN209428728U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113699707A (en) * | 2020-05-20 | 2021-11-26 | 浙江多乐缝纫机有限公司 | Thread clamping structure, sewing machine and control method of sewing machine |
-
2018
- 2018-12-30 CN CN201822271524.0U patent/CN209428728U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113699707A (en) * | 2020-05-20 | 2021-11-26 | 浙江多乐缝纫机有限公司 | Thread clamping structure, sewing machine and control method of sewing machine |
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