CN2816081Y - Rotating shuttle type sewing machine - Google Patents
Rotating shuttle type sewing machine Download PDFInfo
- Publication number
- CN2816081Y CN2816081Y CN 200520069973 CN200520069973U CN2816081Y CN 2816081 Y CN2816081 Y CN 2816081Y CN 200520069973 CN200520069973 CN 200520069973 CN 200520069973 U CN200520069973 U CN 200520069973U CN 2816081 Y CN2816081 Y CN 2816081Y
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- Prior art keywords
- shuttle
- fixture block
- groove
- frame
- rotating
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- Expired - Fee Related
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- 238000009958 sewing Methods 0.000 title claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model relates to an use lasso mechanism of bobbin storage lower thread, especially a rotating shuttle formula sewing machine, including aircraft nose and platen, the below of platen distributes and has rotating shuttle device and drive disk assembly, and rotating shuttle device and drive disk assembly connect, and rotating shuttle device includes bobbin seat, bobbin frame, bobbin and bobbin cover, and a fixture block is installed to the below of platen, has a recess on the bobbin frame, and the fixture block card is in this recess, and its structural feature is: the fixture block is disc-shaped, a plurality of bulges are uniformly distributed on the circumferential surface of the fixture block, the fixture block is arranged below the bedplate through the rotating shaft, the depth of the groove of the bobbin frame is greater than the height of the bulges distributed on the fixture block, and the rotating shaft of the fixture block is connected with a transmission part of the sewing machine through the transmission device. The sewing machine can increase the thread loading amount of the lower thread, the lower thread does not need to be replaced frequently, the operation is more time-saving, the wiring and the heavy thread generated by replacing the lower thread are reduced, and the sewing quality is good.
Description
Technical field
The utility model relates to a kind of loop taker that uses the shuttle storage to roll off the production line, particularly a kind of rotating shuttle formula Sewing machines.
Technical background
In the prior art, Sewing machines as shown in Figure 1 and Figure 2, comprise head and platen, the platen below is distributed with rotating shuttle device and drive disk assembly, rotating shuttle device is connected with drive disk assembly, rotating shuttle device comprises shuttle seat 1, shuttle frame 2, shuttle 3, shuttle sleeve 4, one fixture block 5 is installed below platen, be used to block the shuttle frame, have the shuttle wing on the shuttle frame, have a groove on the shuttle wing, fixture block is stuck in the groove on the shuttle wing, and have the gap between fixture block and the groove, thereby when the shuttle seat rotated, the relative shuttle seat of shuttle frame was then for fixing under the transmission device of Sewing machines drives.The course of work of Sewing machines is generally formed by hook line, separated time, off-line, outlet several steps, last suture is when off-line, last suture is walked around and one week of rotating shuttle is formed wire loop, and this wire loop is to deviate from from the groove of the shuttle wing and the gap between fixture block, thereby suture and following suture are interweaved.Because the shuttle frame of installing is within it only fixed by fixture block, and also has the gap between the groove on fixture block and the shuttle frame, therefore, when the shuttle seat when rotated, the shuttle frame also can constantly rock, fixture block is contacted with groove and the gap can't be formed, when the volume of rotating shuttle hour, between fixture block and the groove to contact pressure less, during off-line, last suture can be deviate between fixture block and groove easily, but when the volume of rotating shuttle was big, the pressure between fixture block and the groove was just bigger, during off-line, last suture very easily blocks between groove and fixture block and is torn, off-line smoothly, therefore, the volume of rotating shuttle is greatly limited, thereby in use, need often to change suture down, lose time, but also have wiring and the phenomenon that weighs line, influence sewing quality.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of rotating shuttle volume can do greatlyyer, and following suture wiring amount is more and go up the suture off-line and be difficult for pulling apart, and operation saves time, the rotating shuttle formula Sewing machines that sewing quality is good.
The utility model is realized by following approach.
Rotating shuttle formula Sewing machines, comprise head and platen, the below of platen is distributed with rotating shuttle device and drive disk assembly, rotating shuttle device is connected with drive disk assembly, rotating shuttle device comprises the shuttle seat, the shuttle frame, shuttle and shuttle sleeve, the below of platen is equipped with a fixture block, has a groove on the shuttle frame, fixture block is stuck in this groove, and its structural feature is: fixture block also comprises rotating shaft and transmission device, and fixture block is a kind of disc, be evenly distributed with a plurality of projectioies on its periphery, fixture block is installed in the below of platen by rotating shaft, and the degree of depth of the groove of shuttle frame is greater than the height of the projection that distributes on the fixture block, and the rotating shaft of fixture block is connected with the drive disk assembly of Sewing machines by transmission device.
Like this, fixture block is stuck in the groove of shuttle frame, when the shuttle seat rotates, the shuttle frame is then by the fixture block relative fixed, and discoidal fixture block is installed in the rotating shaft and driven by the drive disk assembly of Sewing machines by transmission device and to rotate, thereby rotating shuttle and fixture block are rotated synchronously, during off-line on suture between two projectioies on the fixture block, the fixture block rotation is just taken line out of between fixture block and groove, finish off-line.Because off-line is the drive disk assembly by Sewing machines to be driven the fixture block rotation and will go up suture and take out of, therefore, even can be owing to fixture block contacts and ply-yarn drill is firmly broken with the groove of shuttle frame with the volume increase of rotating shuttle yet, thereby can the volume of rotating shuttle is sufficiently large, and increase the wiring amount of suture down, and need not often change down suture, operation saves time more, and reduce because of changing down wiring and the heavy line that suture produces, sewing quality is good.
Structure of the present utility model can be specially.
The top of the projection that distributes on the fixture block periphery is pointed.
Securing cover plate respectively in the rotating shaft of the end face both sides of this disc fixture block, thus protective sleeve formed in the both sides of fixture block, and line is wrapped in the fixture block when preventing the fixture block rotation.
Use fixedly shuttle frame of rotatable fixture block, make the size of shuttle frame to increase to:
The diameter of shuttle frame is 60～250mm.Therefore, the size of whole rotating shuttle device also increases accordingly.
Because the shuttle frame outer peripheral face of rotating shuttle and the close together between the bedplate surface, simultaneously, the disc fixture block rotates around the shaft, when preventing the fixture block rotation and bedplate surface collide, therefore:
Groove on the shuttle frame can be distributed in the remainder except that the shuttle frame local periphery adjacent with platen.
Have the wire casing that of suture on the shuttle frame, following suture goes out wire casing from this and stretches out, and the adjacent local periphery of shuttle frame and platen be the shuttle frame following suture go out the wire casing place.Like this, also move thereupon the installation site of fixture block, thereby can prevent that fixture block and platen from colliding.
Because during off-line, last suture must distribute reeded from the shuttle frame and slip over, therefore:
The periphery that is distributed with groove part on the shuttle frame extends and is arc arch shape to the center of shuttle frame, and groove is positioned on the arc arch shape of this extension.
Like this, the periphery that is distributed with groove part on the shuttle frame extends to form arc to the center of shuttle frame, thereby makes the suture can be along the off-line more smoothly of this arc.
Because down the wiring amount of suture increases, the volume of shuttle and weight also increase accordingly, are subjected to the influence of shuttle weight when reducing suture outlet down, do not need when making down the suture outlet to drive shuttle just rotates can outlet, therefore:
Shuttle is installed in the shuttle frame, its axially and the shuttle frame radially in the same way.
Like this, can be directly during following suture outlet extract out and shuttle does not need to rotate from shuttle.
The mounting means of shuttle can be directly to fix a mandrel in the shuttle frame, and with shuttle sleeve in this mandrel, perhaps can shuttle be installed in the shuttle frame by shuttle sleeve.
Shuttle sleeve is a kind of
Type,
The bottom side of type vertically is fixed with a mandrel, and shuttle sleeve is on this mandrel, and the limit, top side of type is hinged.
Like this, a wherein side of shuttle sleeve is hinged, when needs are changed shuttle, the side of the hinged side of shuttle sleeve can be overturn around pin joint, and shuttle sleeve is become
Shape just can be changed shuttle then easily.
Have the symmetrical distribution draw-in groove on the inner peripheral surface of shuttle frame,
The bottom of type shuttle sleeve is stuck in one of them draw-in groove, and the top then is stuck in another draw-in groove.
Draw-in groove or the depression for offering on shuttle frame inner peripheral surface perhaps are the draw-in groove of the two raised lines formation of secured in parallel on shuttle frame inner peripheral surface.
Like this, by the draw-in groove that distributes on the shuttle frame shuttle sleeve is installed in the shuttle frame, and, also hinged installation one spring leaf at the top of shuttle frame, has protrusion on the spring leaf, and a depression that matches with this protrusion is set in the relevant position of shuttle frame, thus shuttle sleeve is fixed in the shuttle frame with caving in by this protrusions, and only need the extrusion spring sheet just can conveniently take off shuttle sleeve.
In addition, increase because the shuttle support body is long-pending, and when shuttle is installed, its axially with the shuttle frame radially in the same way, bigger space in addition in the shuttle frame, therefore, the fixed mount of one little shuttle can also be set in this space, just can use this little shuttle when not needing to use big shuttle.
Shuttle frame both sides end face is a kind of scarf, and is to going out the inclination that the wire casing end reduces gradually.
On the shuttle frame of rotating shuttle, has the wire casing that goes out that suture passes under being used for.Like this, shuttle is received frame both sides end face make the inclined plane, when the volume of rotating shuttle is big, can makes suture when off-line, can more smooth and easyly slip over the end face of shuttle frame and deviate from.
In sum, the utility model has the following advantages compared to existing technology: when going up the suture off-line is to take out of by the rotation of fixture block, make when the volume of rotating shuttle is done greatly, can not be clamped during last suture off-line and broken, thereby can increase the wiring amount of suture down, need not often change down suture, operation saves time more, and reduce because of changing down wiring and the heavy line that suture produces, sewing quality is good.
Description of drawings
Fig. 1 is the structural representation of prior art rotating shuttle formula Sewing machines.
Fig. 2 is the structural representation of prior art rotating shuttle device.
Fig. 3 is a structural representation of the present utility model.
Fig. 4 is the local enlarged diagram of Fig. 3 A part.
Fig. 5 is the structural representation of the utility model shuttle frame.
Fig. 6 is the right view of Fig. 5.
Fig. 7 is the rotation right view of Fig. 5.
Fig. 8 is the local enlarged diagram of Fig. 7 B part.
Fig. 9 is the structural representation of the utility model fixture block.
Figure 10 is that the position of fixture block of the present utility model and shuttle frame concerns schematic diagram.
Figure 11 is the rotation right view of Figure 10.
Figure 12 is the structural representation of the utility model shuttle sleeve and shuttle.
Figure 13 is the structural representation that the utility model uses the rotating shuttle device of taper shuttle.
Wherein, 1 shuttle seat, 2 shuttle framves, 21 grooves, 3 shuttles, 4 shuttle sleeves, 5 fixture blocks, 51 rotating shafts, 52 transmission devices.
The specific embodiment
Most preferred embodiment:
With reference to Fig. 3, Fig. 4, Fig. 9, Figure 10, Figure 11, rotating shuttle formula Sewing machines, comprise head and platen, the below of platen is distributed with rotating shuttle device and drive disk assembly, rotating shuttle device is connected with drive disk assembly, rotating shuttle device comprises shuttle seat 1, shuttle frame 2, shuttle 3 and shuttle sleeve 4, the below of platen is equipped with a fixture block 5, has a groove 21 on the shuttle frame 2, fixture block 5 is stuck in this groove 21, fixture block 5 also comprises rotating shaft 51 and transmission device 52, fixture block 5 is a kind of disc, is evenly distributed with a plurality of projectioies on its periphery, and fixture block 5 is installed in the below of platen by rotating shaft 51, and the degree of depth of the groove 21 of shuttle frame 2 is greater than the height of the projection that distributes on the fixture block 5, and the rotating shaft 51 of fixture block 5 is connected with the drive disk assembly of Sewing machines by transmission device 52.Fixture block 5 is stuck in the groove 21 of shuttle frame 2, when shuttle seat 1 rotates, 2 on shuttle frame passes through fixture block 5 relative fixed, rotate by the drive disk assembly drive of Sewing machines and discoidal fixture block 5 is installed in the rotating shaft 51 and pass through transmission device 52, go up suture during off-line between two projectioies on the fixture block 5, fixture block 5 rotations are just taken line out of between fixture block 5 and groove 21, finish off-line.Transmission device 52 is a kind of pulley gear, and the top of the projection that distributes on fixture block 5 peripheries is pointed.
With reference to Fig. 5, Fig. 6, Fig. 7, Fig. 8, the diameter of shuttle frame 2 is 150mm.Groove 21 on the shuttle frame 2 is distributed in the remainder except that the shuttle frame 2 local periphery adjacent with platen, and the installation site of fixture block 5 is also moved thereupon, prevents that fixture block 5 and sewing machine table from colliding.The periphery that is distributed with groove 21 parts on the shuttle frame 2 extends and is arc arch shape to the center of shuttle frame 2, and groove 21 is positioned on the arc arch shape of this extension.Shuttle frame 2 both sides end faces are a kind of scarf, and are to going out the inclination that the groove end reduces gradually.
With reference to Figure 12, Figure 13, shuttle 3 is installed in the shuttle frame 2, its axially and shuttle frame 2 radially in the same way.Shuttle sleeve 4 is a kind of
Type,
The bottom side of type vertically is fixed with a mandrel, and shuttle 3 is enclosed within on this mandrel,
The limit, top side of type is hinged, when changing shuttle 3, the side of shuttle sleeve 4 hinged sides can be overturn around pin joint, makes 4 one-tenth of shuttle sleeves
Shape just can be changed shuttle 3 easily.Have the symmetrical distribution draw-in groove on the inner peripheral surface of shuttle frame 2, this draw-in groove is the draw-in groove that two raised lines of secured in parallel on shuttle frame 2 inner peripheral surfaces form,
The bottom of type shuttle sleeve 4 is stuck in one of them draw-in groove, and the top then is stuck in another draw-in groove.By the draw-in groove that distributes on the shuttle frame 2 shuttle sleeve 4 is installed in the shuttle frame 2, and, also hinged installation one spring leaf at the top of shuttle frame 2, has protrusion on the spring leaf, one depression that matches with this protrusion is set in the relevant position of shuttle frame 2, thereby shuttle sleeve 4 is fixed in the shuttle frame 2 with caving in by this protrusions.Also be provided with the fixed mount of a little shuttle in the shuttle frame 2, be used to install little shuttle and receive, when not needing to use big shuttle, just can use this little shuttle.
It is same as the prior art that present embodiment is not stated part.
Claims (10)
1. rotating shuttle formula Sewing machines, comprise head and platen, the below of platen is distributed with rotating shuttle device and drive disk assembly, rotating shuttle device is connected with drive disk assembly, rotating shuttle device comprises shuttle seat (1), shuttle frame (2), shuttle (3) and shuttle sleeve (4), the below of platen is equipped with a fixture block (5), have a groove (21) on the shuttle frame (2), fixture block (5) is stuck in this groove (21), it is characterized in that, fixture block (5) also comprises a rotating shaft (51) and transmission device (52), fixture block (5) is a kind of disc, is evenly distributed with a plurality of projectioies on its periphery, and fixture block (5) is installed in the below of platen by rotating shaft, and the degree of depth of the groove (21) of shuttle frame (2) is greater than the height of the last convexity that distributes of fixture block (5), and the rotating shaft (51) of fixture block (5) is connected with the drive disk assembly of Sewing machines by transmission device (52).
2. rotating shuttle formula Sewing machines according to claim 1 is characterized in that, the top of the projection that distributes on fixture block (5) periphery is pointed.
3. rotating shuttle formula Sewing machines according to claim 1 is characterized in that, the groove (21) on the shuttle frame (2) can be distributed in the remainder except that shuttle frame (2) part periphery adjacent with platen.
4. rotating shuttle formula Sewing machines according to claim 3 is characterized in that, the periphery that is distributed with groove part on the shuttle frame (2) extends and is arc arch shape to the center of shuttle frame (2), and groove is positioned on the arc arch shape of this extension.
5. rotating shuttle formula Sewing machines according to claim 1 is characterized in that the diameter of shuttle frame (2) is 60～250mm.
6. rotating shuttle formula Sewing machines according to claim 1 is characterized in that, shuttle (3) is installed in the shuttle frame (2), its axially and shuttle frame (2) radially in the same way.
7. rotating shuttle formula Sewing machines according to claim 6 is characterized in that shuttle sleeve (4) is a kind of
Type,
The bottom side of type vertically is fixed with a mandrel, and shuttle (3) is enclosed within on this mandrel,
The limit, top side of type is hinged.
8. rotating shuttle formula Sewing machines according to claim 7 is characterized in that, has the symmetrical distribution draw-in groove on the inner peripheral surface of shuttle frame (2),
The bottom of type shuttle sleeve (4) is stuck in one of them draw-in groove, and the top then is stuck in another draw-in groove.
9. rotating shuttle formula Sewing machines according to claim 8 is characterized in that, draw-in groove or be depression on shuttle frame (2) inner peripheral surface perhaps is the draw-in groove that two raised lines of secured in parallel on shuttle frame (2) inner peripheral surface form.
10. rotating shuttle formula Sewing machines according to claim 6 is characterized in that, shuttle frame (2) both sides end face is a kind of scarf, and is to going out the inclination that the wire casing end reduces gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520069973 CN2816081Y (en) | 2005-03-15 | 2005-03-15 | Rotating shuttle type sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520069973 CN2816081Y (en) | 2005-03-15 | 2005-03-15 | Rotating shuttle type sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2816081Y true CN2816081Y (en) | 2006-09-13 |
Family
ID=36995884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520069973 Expired - Fee Related CN2816081Y (en) | 2005-03-15 | 2005-03-15 | Rotating shuttle type sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2816081Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061578A (en) * | 2011-01-21 | 2011-05-18 | 李德锵 | Mounting device of single-needle quilter shuttle peg |
| CN101550642B (en) * | 2008-04-02 | 2012-11-14 | Juki株式会社 | Horizontal kettle mechanism |
| CN107354611A (en) * | 2017-09-05 | 2017-11-17 | 湖州华众机械科技有限公司 | A kind of clothes template machine top shuttle device |
-
2005
- 2005-03-15 CN CN 200520069973 patent/CN2816081Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101550642B (en) * | 2008-04-02 | 2012-11-14 | Juki株式会社 | Horizontal kettle mechanism |
| CN102061578A (en) * | 2011-01-21 | 2011-05-18 | 李德锵 | Mounting device of single-needle quilter shuttle peg |
| CN102061578B (en) * | 2011-01-21 | 2013-01-30 | 佛山市源田床具机械有限公司 | Mounting device of single-needle quilter shuttle peg |
| CN107354611A (en) * | 2017-09-05 | 2017-11-17 | 湖州华众机械科技有限公司 | A kind of clothes template machine top shuttle device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060913 |