CN209428723U - Throwing device and sewing machine with it - Google Patents
Throwing device and sewing machine with it Download PDFInfo
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- CN209428723U CN209428723U CN201822272295.4U CN201822272295U CN209428723U CN 209428723 U CN209428723 U CN 209428723U CN 201822272295 U CN201822272295 U CN 201822272295U CN 209428723 U CN209428723 U CN 209428723U
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- wire bond
- routing
- throwing device
- bond structure
- line
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Abstract
The utility model provides a kind of throwing device and the sewing machine with it, and throwing device includes: string-passing structure, and line portion was provided on string-passing structure, crosses line portion for wearing sewing thread；Wire bond structure is rotatably arranged on string-passing structure, and wire bond structure has routing portion, and wire bond structure has initial position and routing position, and when wire bond structure is in initial position, routing portion was located at line portion；When wire bond structure is in routing position, the sewing thread that routing portion is used to cross at line portion is pulled out；Driving structure, the driving end of driving structure pushes wire bond structure movement at least partly abutting for wire bond structure to pass through driving end, and drives routing portion to pull out sewing thread by wire bond structure.By technical solution provided by the utility model, it is able to solve the technical issues of anti-Bird's Nest device in the prior art has easily caused seam broken needle at work.
Description
Technical field
The utility model relates to technical field of sewing machines, in particular to a kind of throwing device and with its sewing
Machine.
Background technique
Currently, sewing machine is formed one or more stitchings on sewing, is made one layer or more with one or more sewing thread
The machine that layer sewing interweaves or unite by a seam.There is ball of string phenomenon in sewing thread in order to prevent, and anti-Bird's Nest is provided on sewing machine
Device.At work, eedle needs in a short time using longer sewing thread anti-Bird's Nest device in the prior art, thus,
When usually will appear seam the technical issues of broken needle.
Utility model content
The main purpose of the utility model is to provide a kind of throwing device and with its sewing machine, to solve existing skill
Anti- Bird's Nest device in art has easily caused the technical issues of seam broken needle at work.
To achieve the goals above, one aspect according to the present utility model provides a kind of throwing device, comprising: mistake
Cable architecture was provided with line portion on string-passing structure, crossed line portion for wearing sewing thread；Wire bond structure was rotatably arranged in
In cable architecture, wire bond structure has routing portion, and wire bond structure has initial position and routing position, and wire bond structure is in initial bit
When setting, routing portion was located at line portion；When wire bond structure is in routing position, the sewing thread that routing portion is used to cross at line portion is drawn
Out；Driving structure, the driving end of driving structure and at least partly abutting for wire bond structure, to push wire bond structure by driving end
Movement, and drive routing portion to pull out sewing thread by wire bond structure.
Further, routing portion is grab, and when wire bond structure is in routing position, grab hooks the sewing being located at line portion
To tick sewing thread on line.
Further, wire bond structure further includes protruding portion, and the main body setting of the prominent wire bond structure of protruding portion drives end and dashes forward
Portion abuts out, to drive the movement of routing portion by protruding portion.
Further, wire bond structure further includes routing plate, and one end of routing plate is arranged in grab, and protruding portion is arranged in routing
The other end of plate.
Further, it crosses in line portion and is provided with cable-through hole, sewing thread is threaded through in cable-through hole.
Further, cross line portion include first cross line plate and second cross line plate, first cross line plate and second cross line plate it is opposite
Setting, first cross line plate and second cross line plate on be provided with cable-through hole so that sewing thread be threaded through first cross line plate and second
It crosses on line plate.
Further, when wire bond structure is in initial position, routing portion crosses line plate and second positioned at first and crosses between line plate；
When wire bond structure is in routing position, routing portion pulls out the first sewing thread excessively between line plate and the second mistake line plate.
Further, throwing device further includes return unit, and return unit is arranged between string-passing structure and wire bond structure, with logical
Return unit is crossed to reset wire bond structure.
Further, return unit is reset spring, the first end of reset spring and at least partly abutting for string-passing structure, multiple
The position second end of spring and at least partly abutting for wire bond structure.
Further, driving structure is electromagnetic drive structures, to drive under the action of the electromagnetic force of electromagnetic drive structures
Wire bond structure movement.
Further, electromagnetic drive structures include electromagnet and iron core, when electromagnet is in unpowered state, iron core
One end is at least partly abutted with wire bond structure；When electromagnet is in energized state, iron core pushes wire bond structure to far from electricity
The direction of magnet moves.
Another aspect according to the present utility model, provides a kind of sewing machine, and sewing machine includes: casing；Throwing device is beaten
Line apparatus is arranged on casing, and throwing device is the above-mentioned throwing device provided.
Further, sewing machine further includes thread take-up tension lever, and thread take-up tension lever is arranged on casing, and it is close that thread take-up tension lever is located at throwing device
One end for crossing line portion of throwing device, so that throwing device chooses the sewing thread of thread take-up tension lever side.
Using the technical solution of the utility model, sewing thread is threaded through in the line portion excessively of string-passing structure, and wire bond structure can turn
It is arranged on string-passing structure dynamicly, and the sewing thread crossed at line portion is pulled out one section so that anti-Bird's Nest device makes by routing portion
With the phenomenon that will appear broken needle when avoiding the work of anti-Bird's Nest device.Therefore, using throwing device provided by the utility model,
It is able to solve the technical issues of anti-Bird's Nest device in the prior art has easily caused seam broken needle at work.
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 structural schematic diagram for the throwing device that embodiment one according to the present utility model provides；
When being in initial position Fig. 2 shows the throwing device of the sewing machine of embodiment two according to the present utility model offer
Structural schematic diagram；And
When the throwing device that Fig. 3 shows the sewing machine that embodiment two according to the present utility model provides is in routing position
Structural schematic diagram.
Wherein, the above drawings include the following reference numerals:
10, string-passing structure；11, line portion is crossed；111, cable-through hole；112, first line plate is crossed；113, second line plate is crossed；20, it beats
Cable architecture；21, routing portion；22, protruding portion；23, routing plate；30, driving structure；31, end is driven；32, electromagnet；33, iron core；
40, return unit；50, casing；60, thread take-up tension lever；70, sewing thread；80, the first tension disk；90, the second tension disk；100, First Line
Hook；110, the second line hook；120, iron；130, eedle；140, joint pin.
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.
As shown in Figure 1, the utility model embodiment one provides a kind of throwing device, which included: knot
Structure 10, wire bond structure 20 and driving structure 30.Wherein, it was provided with line portion 11 on string-passing structure 10, crosses line portion 11 for wearing
Sewing thread 70.Wire bond structure 20 is rotatably arranged on string-passing structure 10, and wire bond structure 20 passes through joint pin 140 rotationally
It is arranged on string-passing structure 10.Wire bond structure 20 has routing portion 21, and wire bond structure 20 has initial position and routing position, beats
When cable architecture 20 is in initial position, routing portion 21 was located at line portion 11；When wire bond structure 20 is in routing position, routing portion
21 for pulling out the sewing thread 70 crossed at line portion 11.The driving end 31 of driving structure 30 and at least partly supporting for wire bond structure 20
It connects, to push wire bond structure 20 to move by driving end 31, and drives routing portion 21 to draw sewing thread 70 by wire bond structure 20
Out.
Using throwing device provided in this embodiment, sewing thread 70 is threaded through in the line portion 11 excessively of string-passing structure 10, driving
Structure 30 drives wire bond structure 20 to be rotatably arranged on string-passing structure 10, and will cross the seam at line portion 11 by routing portion 21
Line 70 of threading pulls out one section for the use of anti-Bird's Nest device, avoids the phenomenon that will appear broken needle when anti-Bird's Nest device works.Therefore,
Using throwing device provided in this embodiment, it is able to solve anti-Bird's Nest device in the prior art and has easily caused seam disconnected at work
The technical issues of needle.
For the ease of pulling out the sewing thread 70 crossed at line portion 11, routing portion 21 is grab.It is beaten when wire bond structure 20 is in
When line position, under the action of driving structure 30, grab hook was located on the sewing thread 70 at line portion 11 to hook sewing thread 70
Out, one end sewing thread 70 that grab is ticked will be used for anti-Bird's Nest device.
In order to preferably make the driving end 31 of driving structure 30 that wire bond structure 20 be driven to rotate, the thread tacking in the present embodiment
Structure 20 further includes protruding portion 22.Specifically, the main body setting of the prominent wire bond structure 20 of protruding portion 22, driving end 31 and protruding portion 22
It abuts, to drive protruding portion 22 that routing portion 21 is driven to move by driving end 31.In the present embodiment, wire bond structure 20 wraps
Main body and routing portion 21 are included, the end of main body, the prominent main body setting of protruding portion 22 is arranged in routing portion 21.
Specifically, the wire bond structure 20 in the present embodiment further includes routing plate 23, one end of routing plate 23 is arranged in grab,
The other end of routing plate 23 is arranged in protruding portion 22.Here routing plate 23 is the main body of wire bond structure 20.
In order to which easily sewing thread 70 is arranged on crossing line portion 11, crossing in line portion 11 in the present embodiment was provided with line
Hole 111, sewing thread 70 are threaded through in cable-through hole 111.
Specifically, in the present embodiment cross line portion 11 include first cross line plate 112 and second cross line plate 113, first cross line
Plate 112 and the second line plate 113 excessively are oppositely arranged, and are provided with cable-through hole 111 on the first mistake line plate 112 and the second mistake line plate 113,
So that sewing thread 70 is threaded through the first line plate 112 and second excessively and crosses on line plate 113.
In the present embodiment, when wire bond structure 20 is in initial position, routing portion 21 is located at first and crosses line plate 112 and the
Two cross between line plate 113, in this way, routing portion 21 can facilitate when wire bond structure 20 moves to routing position from initial position
Ground pulls out the first sewing thread 70 excessively between line plate 112 and the second mistake line plate 113.
In the present embodiment, throwing device further includes return unit 40.Return unit 40 is arranged in string-passing structure 10 and thread tacking
Between structure 20, to be resetted by return unit 40 to wire bond structure 20.Specifically, the drive of the driving structure 30 in the present embodiment
After moved end 31 pushes wire bond structure 20 to move to routing position, sewing thread 70 is pulled out one section, then, driving structure by routing portion 21
30 stop working, and wire bond structure 20 is reset to initial position by routing position under the action of return unit 40.
Specifically, the return unit 40 in the present embodiment is reset spring, first end and the string-passing structure 10 of reset spring
At least partly abut, the second end of reset spring and at least partly abutting for wire bond structure 20, with by reset spring preferably
Wire bond structure 20 is resetted.
In the present embodiment, driving structure 30 is driving structure 30, to drive under the action of the electromagnetic force of driving structure 30
Dynamic wire bond structure 20 moves.
Specifically, the driving structure 30 in the present embodiment includes electromagnet 32 and iron core 33.It is in electromagnet 32 and does not lead to
When electricity condition, one end of iron core 33 and at least partly abutting for wire bond structure 20.When electromagnet 32 is in energized state, iron core
33 promotion wire bond structures 20 are moved to the direction far from electromagnet 32, to drive electric wire portion to pull out one section of seam by wire bond structure 20
It threads line 70.
As shown in Figures 2 and 3, the utility model embodiment two provides a kind of sewing machine, which includes: casing 50
And throwing device.Wherein, throwing device is arranged on casing 50, and throwing device is the throwing device in embodiment one.Wherein, scheme
2 throwing devices for showing sewing machine are in structural schematic diagram when initial position, and Fig. 3 is shown at the throwing device of sewing machine
Structural schematic diagram when routing position.
Specifically, the sewing machine in the present embodiment further includes thread take-up tension lever 60, thread take-up tension lever 60 is arranged on casing 50, thread take-up tension lever
60 are located at the one end for crossing line portion 11 of throwing device close to throwing device, so that throwing device is by the sewing thread of 60 side of thread take-up tension lever
70 choose one section, this section of sewing thread 70 chosen is used to use for anti-Bird's Nest device, in order to the needs of subsequent sewing, thus anti-
Only broken needle.
Sewing machine in the present embodiment further includes the first tension disk 80, the second tension disk 90, First Line hook 100, the second line
Hook 110, iron 120 and eedle 130.First tension disk 80 and the second tension disk 90 are used to clamp, and sewing thread 70 is threaded through
On one line hook 100 and the second line hook 110.Iron 120 is arranged on casing 50, and eedle 130 is arranged on iron 120, sewing thread
70 are threaded through on eedle 130.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects: routing
Broken needle when device can prevent from stitching, and the structure of throwing device is simple, is convenient for manufacture.
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 throwing device characterized by comprising
String-passing structure (10) was provided with line portion (11) on the string-passing structure (10), and described cross line portion (11) are for wearing seam
It threads line (70)；
Wire bond structure (20) is rotatably arranged on the string-passing structure (10), and the wire bond structure (20) has routing portion
(21), the wire bond structure (20) has initial position and routing position, and the wire bond structure (20) is in the initial position
When, the routing portion (21) is located at described cross at line portion (11)；It is described when the wire bond structure (20) is in the routing position
Routing portion (21) is used to pull out the sewing thread (70) crossed at line portion (11)；
Driving structure (30), the driving end (31) of the driving structure (30) and at least partly supporting for the wire bond structure (20)
It connects, to push wire bond structure (20) movement by the driving end (31), and drives institute by the wire bond structure (20)
Routing portion (21) is stated to pull out the sewing thread (70).
2. throwing device according to claim 1, which is characterized in that the routing portion (21) is grab, the thread tacking
When structure (20) is in the routing position, the grab, which hooks, is located at described cross on the sewing thread (70) at line portion (11) with will be described
Sewing thread (70) is ticked.
3. throwing device according to claim 2, which is characterized in that the wire bond structure (20) further includes protruding portion
(22), the main body setting of the prominent wire bond structure (20) of the protruding portion (22), the driving end (31) and the protruding portion
(22) it abuts, to drive routing portion (21) movement by the protruding portion (22).
4. throwing device according to claim 3, which is characterized in that the wire bond structure (20) further includes routing plate
(23), in one end of the routing plate (23), the protruding portion (22) is arranged in the routing plate (23) for the grab setting
The other end.
5. throwing device according to claim 1, which is characterized in that described cross on line portion (11) is provided with cable-through hole
(111), the sewing thread (70) is threaded through in the cable-through hole (111).
6. throwing device according to claim 5, which is characterized in that described line portion (11) excessively include the first mistake line plate
(112) and second cross line plate (113), it is described first cross line plate (112) and it is described second mistake line plate (113) be oppositely arranged, it is described
The cable-through hole (111) are provided in first mistake line plate (112) and second mistake line plate (113), so that the sewing thread
(70) first mistake line plate (112) and described second is threaded through to cross on line plate (113).
7. throwing device according to claim 6, which is characterized in that the wire bond structure (20) is in the initial position
When, the routing portion (21) is crossed line plate (112) and described second positioned at described first and is crossed between line plate (113)；The thread tacking
When structure (20) is in the routing position, the routing portion (21) crosses line plate (112) and described second for described first and crosses line plate
(113) sewing thread (70) between pulls out.
8. throwing device according to claim 1, which is characterized in that the throwing device further includes return unit (40), institute
It states return unit (40) to be arranged between the string-passing structure (10) and the wire bond structure (20), to pass through the return unit (40)
The wire bond structure (20) is resetted.
9. throwing device according to claim 8, which is characterized in that the return unit (40) is reset spring, described multiple
The position first end of spring and at least partly abutting for the string-passing structure (10), the second end of the reset spring and the routing
At least partly abutting of structure (20).
10. throwing device according to claim 1, which is characterized in that the driving structure (30) is electromagnetic drive structures,
To drive the wire bond structure (20) to move under the action of the electromagnetic force of the electromagnetic drive structures.
11. throwing device according to claim 10, which is characterized in that the electromagnetic drive structures include electromagnet (32)
With iron core (33), when the electromagnet (32) is in unpowered state, one end of the iron core (33) and the wire bond structure
(20) at least partly abutting；When the electromagnet (32) is in energized state, the iron core (33) pushes the thread tacking
Structure (20) is moved to the direction far from the electromagnet (32).
12. a kind of sewing machine, which is characterized in that the sewing machine includes:
Casing (50)；
Throwing device, the throwing device are arranged on the casing (50), and the throwing device is to appoint in claim 1 to 11
Throwing device described in one.
13. sewing machine according to claim 12, which is characterized in that the sewing machine further includes thread take-up tension lever (60), described
Thread take-up tension lever (60) is arranged on the casing (50), and the thread take-up tension lever (60) is located at the throwing device close to the throwing device
Cross line portion (11) one end so that the throwing device chooses the sewing thread (70) of the thread take-up tension lever (60) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822272295.4U CN209428723U (en) | 2018-12-30 | 2018-12-30 | Throwing device and sewing machine with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822272295.4U CN209428723U (en) | 2018-12-30 | 2018-12-30 | Throwing device and sewing machine with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209428723U true CN209428723U (en) | 2019-09-24 |
Family
ID=67975096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822272295.4U Active CN209428723U (en) | 2018-12-30 | 2018-12-30 | Throwing device and sewing machine with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209428723U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111020902A (en) * | 2019-12-27 | 2020-04-17 | 拓卡奔马机电科技有限公司 | Needle bar rotating template machine |
-
2018
- 2018-12-30 CN CN201822272295.4U patent/CN209428723U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111020902A (en) * | 2019-12-27 | 2020-04-17 | 拓卡奔马机电科技有限公司 | Needle bar rotating template machine |
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