CN206625012U - A kind of needle bar of sewing machine swing mechanism - Google Patents
A kind of needle bar of sewing machine swing mechanism Download PDFInfo
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- CN206625012U CN206625012U CN201720297091.9U CN201720297091U CN206625012U CN 206625012 U CN206625012 U CN 206625012U CN 201720297091 U CN201720297091 U CN 201720297091U CN 206625012 U CN206625012 U CN 206625012U
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- sewing machine
- needle bar
- rotating shaft
- lug boss
- web
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Abstract
A kind of needle bar of sewing machine swing mechanism, including sewing machine frame and needle bar of sewing machine, first support seat is provided with sewing machine frame, first rotating shaft and the second rotating shaft are provided with first support seat, the first web is provided with first rotating shaft, the first axle sleeve and the first connector are provided with the second rotating shaft, the first actuating rod is provided with first axle set, the first lug boss is provided with the front end of the first actuating rod, being provided with the outer rim of the first web can be with the runner lug boss of the first lug boss phase separation, head rod is provided with the first connector, one end of head rod is connected with needle bar of sewing machine.First web rotates, the first lug boss phase separation on runner lug boss and the first actuating rod on first web makes the first actuating rod produce position skew, so that the first axle sleeve rotates, first axle set drives the first connector in the second rotating shaft to rotate, and the head rod on the first connector occurs position and offsets and drive needle bar of sewing machine realization to swing.
Description
Technical field
It the utility model is related to a kind of needle bar of sewing machine swing mechanism.
Background technology
Sewing machine is with one or more sewing thread, and one or more stitchings are formed on sewing, make one or more layers seam
The machinery equipment that material interweaves or united by a seam, it can sew the fabrics such as cotton, fiber crops, silk, hair, staple fibre and leather, plastics, paper
Wait product, the stitching neat appearance stitched out, it is smooth firmly, sewing velocity is fast, easy to use.As people are to wearing aesthetic property clothes
Requirements at the higher level, people to the stitching of dress ornament, aesthetics, flatness, firmness, decoration performance be proposed more requirements.
China's patent (notification number：CN204097694U；The day for announcing：A kind of electronic pattern sewing machine 2015-01-14) is disclosed, including
Sewing machine head, support, Y-axis guide rail, Y-axis guide bracket, Y-axis driving device, X-axis guide rail, X-axis guide bracket, X-axis driving device, material table
Face and holding pad；Parallel on support to be provided with two Y-axis guide rails, for Y-axis guide bracket in Y-axis guide rail, Y-axis driving device is located at Y-axis
Guide rail side is simultaneously connected with Y-axis guide bracket；Y-axis guide rail front end is fixed with X-axis guide rail, and Y-axis guide bracket rear end is provided with sewing machine head；X
For spindle guide seat in X-axis guide rail, X-axis guide rail side is provided with X-axis driving device；X-axis driving device includes synchronous pulley one, same
Belt wheel two, synchronous pulley three, synchronous pulley four, timing belt one, timing belt two, splined shaft, bearing, sliding sleeve and servomotor are walked,
X-axis guide rail both ends are respectively equipped with synchronous pulley one and synchronous pulley two, and synchronous pulley one is located at synchronous pulley one and synchronous pulley
Between two, one end of splined shaft is fixedly connected by key with synchronous pulley two, is sheathed in the middle part of splined shaft in sliding sleeve, sliding sleeve is set
In the bearing of bearing, synchronous pulley three is sheathed on the outside of sliding sleeve by key, and sliding sleeve side is provided with servomotor, servomotor it is defeated
Shaft is arranged with synchronous pulley four, and timing belt four is provided between synchronous pulley four and synchronous pulley three；X-axis guide bracket front end is fixed and set
Holding pad, holding pad lower section are provided with material table top, and material table top is fixed on support.Sewing machine in above-mentioned patent document
Although pattern design can be sewed, it is walked about using the two dimension of cloth to realize, its complicated in mechanical structure, cloth is in pin
Movement causes inconvenient for use below head, and sewing efficiency is bad.
The content of the invention
The technical problems to be solved in the utility model be to provide it is a kind of it is simple in construction, needle bar of sewing machine can be realized from movable pendulum
Dynamic needle bar of sewing machine swing mechanism.
In order to solve the above-mentioned technical problem, the utility model includes sewing machine frame and needle bar of sewing machine, in the sewing
Machine frame is provided with first support seat, and first rotating shaft and the second rotating shaft are provided with first support seat, is provided with first rotating shaft
First web, the first axle sleeve and the first connector are provided with the second rotating shaft, the first actuating rod is provided with first axle set,
The front end of first actuating rod is provided with the first lug boss, and being provided with the outer rim of the first web can be with turn of the first lug boss phase separation
Lug boss is taken turns, head rod is provided with the first connector, one end of head rod is connected with needle bar of sewing machine.Sewing
Machine frame is provided with rotary electric machine, and rotary electric machine acts on the first web and rotated, runner lug boss on the first web and the
The first lug boss phase separation on one actuating rod makes the first actuating rod produce position skew, so that the first axle sleeve rotates, first
Axle sleeve drives the first connector in the second rotating shaft to rotate, and the head rod on the first connector occurs position and offsets and drive
Needle bar of sewing machine, which is realized, to be swung.
As further improvement of the utility model, the runner lug boss includes putting down along the axial direction of the first web
The second lug boss and the 3rd lug boss that row is set, the length of the second lug boss are more than the length of the 3rd lug boss.It can adjust
First axle is enclosed on the position in the second rotating shaft, makes the first lug boss and the second lug boss or the 3rd lug boss phase separation, because the
The length of two lug bosses is more than the length of the 3rd lug boss, and such first lug boss acts on the second lug boss or the 3rd lug boss
When, position offset caused by the first actuating rod is different so that the amplitude of oscillation of needle bar of sewing machine is different, and adapting to different uses needs
Ask.
As further improvement of the utility model, the first spring part is cased with the second rotating shaft, the first spring part is in
Between first axle sleeve and first support seat, first connector is U-shape structure, and it is spacing logical that first is provided with the first connector
Groove, the first spacing preiection is provided with first axle set, the first spacing preiection is in the first spacing groove.
As further improvement of the utility model, second support seat is provided with the sewing machine frame, at second
Stand is provided with the second spacing groove, and the needle bar of sewing machine passes through the second spacing groove, is cased with needle bar of sewing machine and the
The sliding seat that two spacing grooves are slidably matched.
As further improvement of the utility model, link is provided with needle bar of sewing machine, link is connected with first
Bar connects, and the upper end of link is provided with the 3rd rotating shaft, and one end of the 3rd rotating shaft is connected with second support seat, covered in the 3rd rotating shaft
There is second spring part.
As further improvement of the utility model, the first rotate gear, the first rotate gear are cased with first rotating shaft
It is connected with the first web.
In summary, the utility model has the advantages that it is simple in construction, needle bar of sewing machine automatic swing can be realized.
Brief description of the drawings
It is next with reference to the accompanying drawings and detailed description that the utility model is described in more detail.
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is the first web of the present utility model and the first axle sleeve phase separation structural representation.
Fig. 3 is the structural representation of the first axle sleeve of the present utility model.
Embodiment
As shown in Fig. 1 to Fig. 3, the utility model includes sewing machine frame 1 and needle bar of sewing machine 2, in the sewing machine machine
Frame 1 is provided with first support seat 3, and the rotating shaft 5 of first rotating shaft 4 and second is provided with first support seat 3, is set in first rotating shaft 4
There are the first web 6 and the first rotate gear 7, the first rotate gear 7 is connected with the first web 6, is provided with the second rotating shaft 5
First axle sleeve 8 and the first connector 9, the first actuating rod 10 is provided with the first axle sleeve 8, is provided with the front end of the first actuating rod 10
First lug boss 11, is cased with the first spring part 12 in the second rotating shaft 5, and the first spring part 12 is in the first axle sleeve 8 and first
Between stand 3, first connector 9 is U-shape structure, the first spacing groove 13 is provided with the first connector 9, in first axle
Set 8 is provided with the first spacing preiection 14, and the first spacing preiection 14 is in the first spacing groove 13, in the outer of the first web 6
Edge, which is provided with, to include the axle along the first web 6 with the runner lug boss of the phase separation of the first lug boss 11, the runner lug boss
The second lug boss 15 and the 3rd lug boss 16 being be arranged in parallel to direction, the length of the second lug boss 15 are more than the 3rd lug boss 16
Length, head rod 17 is provided with the first connector 9, link 18 is provided with needle bar of sewing machine 2, link 18
Upper end is provided with the 3rd rotating shaft 19, and second support seat 20, one end and second of the 3rd rotating shaft 19 are provided with the sewing machine frame 1
Carrier base 20 is connected, and second spring part 21 is cased with the 3rd rotating shaft 19, and one end of head rod 17 is connected with link 18,
The second spacing groove 22 is provided with second support seat 20, the needle bar of sewing machine 2 passes through the second spacing groove 22, in sewing machine
The sliding seat being slidably matched with the second spacing groove 22 is cased with shank 2.
Rotary electric machine is provided with sewing machine frame 1, rotary electric machine, which acts on the first rotate gear 7, makes 6 turns of the first web
Dynamic, the phase separation of the first lug boss 11 on runner lug boss and the first actuating rod 10 on the first web 6 makes the first actuating rod
10 produce position skew, so that the first axle sleeve 8 rotates, the first axle sleeve 8 drives the first connector 9 in the second rotating shaft 5 to rotate,
Head rod 17 on first connector 9 occurs position and offsets and drive needle bar of sewing machine 2 to realize swing.Adjust the first axle sleeve
8 position in the second rotating shaft 5, make the first lug boss 11 and the second lug boss 15 or the phase separation of the 3rd lug boss 16, because the
The length of two lug bosses 15 is more than the length of the 3rd lug boss 16, and such first lug boss 11 acts on the second lug boss 15 or the 3rd
During lug boss 16, position offset caused by the first actuating rod 10 is different so that the amplitude of oscillation of needle bar of sewing machine 2 is different, adapts to not
Same use demand.First spring part 12 plays a part of buffering, reinforcement structure between the first axle sleeve 8 and first support seat 3
Intensity.Because the first spacing preiection 14 is in the first spacing groove 13, so to the first axle sleeve 8 in the position of the second rotating shaft 5
Spacing effect is played in regulation, prevents the first lug boss 11 from deviateing the zone of action.Second spring part 21 is in link 18 and second
Play a part of buffering, reinforcement structure intensity between carrier base 20.Because it is cased with needle bar of sewing machine 2 and the second spacing groove
22 sliding seats being slidably matched, so make needle bar of sewing machine 2 more steady in the process of swing.
Claims (6)
1. a kind of needle bar of sewing machine swing mechanism, including sewing machine frame and needle bar of sewing machine, it is characterised in that：In the sewing
Machine frame is provided with first support seat, and first rotating shaft and the second rotating shaft are provided with first support seat, is provided with first rotating shaft
First web, the first axle sleeve and the first connector are provided with the second rotating shaft, the first actuating rod is provided with first axle set,
The front end of first actuating rod is provided with the first lug boss, and being provided with the outer rim of the first web can be with turn of the first lug boss phase separation
Lug boss is taken turns, head rod is provided with the first connector, one end of head rod is connected with needle bar of sewing machine.
2. the needle bar of sewing machine swing mechanism as described in claim 1, it is characterised in that：The runner lug boss is included along first
The second lug boss and the 3rd lug boss that the axial direction of web be arranged in parallel, the length of the second lug boss are more than the 3rd projection
The length in portion.
3. the needle bar of sewing machine swing mechanism as described in claim 1, it is characterised in that：The first spring is cased with the second rotating shaft
Part, the first spring part are between the first axle sleeve and first support seat, and first connector is U-shape structure, in the first connection
Part is provided with the first spacing groove, the first spacing preiection is provided with first axle set, it is spacing logical that the first spacing preiection is in first
In groove.
4. the needle bar of sewing machine swing mechanism as described in claim 1, it is characterised in that：The is provided with the sewing machine frame
Two carrier bases, are provided with the second spacing groove on second support seat, and the needle bar of sewing machine passes through the second spacing groove, sewed
The sliding seat being slidably matched with the second spacing groove is cased with eedle bar.
5. the needle bar of sewing machine swing mechanism as described in claim 4, it is characterised in that：Connection is provided with needle bar of sewing machine
Frame, link are connected with head rod, and the upper end of link is provided with the 3rd rotating shaft, one end and the second support seat of the 3rd rotating shaft
Connection, second spring part is cased with the 3rd rotating shaft.
6. the needle bar of sewing machine swing mechanism as described in claim 1, it is characterised in that：The first rotation is cased with first rotating shaft
Gear, the first rotate gear are connected with the first web.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720297091.9U CN206625012U (en) | 2017-03-24 | 2017-03-24 | A kind of needle bar of sewing machine swing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720297091.9U CN206625012U (en) | 2017-03-24 | 2017-03-24 | A kind of needle bar of sewing machine swing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206625012U true CN206625012U (en) | 2017-11-10 |
Family
ID=60209779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720297091.9U Active CN206625012U (en) | 2017-03-24 | 2017-03-24 | A kind of needle bar of sewing machine swing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206625012U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846816A (en) * | 2019-07-12 | 2020-02-28 | 上海大学 | General distributor of sewing machine external module type stitch motion |
-
2017
- 2017-03-24 CN CN201720297091.9U patent/CN206625012U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846816A (en) * | 2019-07-12 | 2020-02-28 | 上海大学 | General distributor of sewing machine external module type stitch motion |
| CN110846816B (en) * | 2019-07-12 | 2022-02-08 | 上海大学 | General distributor of sewing machine external module type stitch motion |
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