CN202390644U - Horizontal external shuttle gear vehicle set - Google Patents
Horizontal external shuttle gear vehicle set Download PDFInfo
- Publication number
- CN202390644U CN202390644U CN2011205229108U CN201120522910U CN202390644U CN 202390644 U CN202390644 U CN 202390644U CN 2011205229108 U CN2011205229108 U CN 2011205229108U CN 201120522910 U CN201120522910 U CN 201120522910U CN 202390644 U CN202390644 U CN 202390644U
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- shuttle
- annular bottom
- bottom wall
- shuttle body
- surrounding wall
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Abstract
The utility model provides a horizontal external shuttle gear vehicle set which is used for a sewing machine and comprises a shuttle body and a worm. The shuttle body comprises an annular bottom wall for winding an axis, a surrounding wall which upwards extends on one outer circumference of the annular bottom wall, needle dropping grooves which are arranged on the annular bottom wall and are arranged along the surrounding wall, a line path groove which is arranged on the surrounding wall to form a line hooking tail end, and at least one clamping part which is formed on one inner circumference of the annular bottom wall; and the line hooking tail end faces to one ends of the needle dropping grooves. The worm extends along the axis from the direction of the surrounding wall toward a direction far away from the needle dropping grooves. The clamping part can be used for fixing the shuttle body and the worm so as to not idle. The shuttle body is made of one of a zinc alloy and an aluminum alloy. Therefore, the shuttle body is firmer and more durable and the sewing jump possibility is reduced in a sewing process.
Description
Technical field
The utility model relates to a kind of Sewing machines, particularly relates to the outer shuttle tooth car group of a kind of level.
Background technology
Like Fig. 1, shown in Figure 2; The outer shuttle of the full circle swinging level of the novel patent application case of TaiWan, China number " 91205138 " Sewing machines of having got permission with this case applicant is an example; The outer shuttle of the full circle swinging level of this Sewing machines comprises a shuttle body 11, and a worm screw 12 that is arranged on this shuttle body 11.
This shuttle body 11 has a diapire 111 and one by these diapire 111 upwardly extending side perisporiums 112, and this diapire 111 has a perforation 117 that is positioned at central authorities, and this side perisporium 112 offers a drawing lines groove 114, and be formed with that a backguy uses collude point 115.The diapire 111 of this shuttle body 11 offers a pin low water 113 that is arcuation and supplies a sewing needle (figure does not show) to wear; And several balance pipes 116; Be arranged on this diapire 111 at interval with this pin low water 113, aforementioned balance pipe 116 can make the center of gravity of this shuttle body 11 remain on centre.
This worm screw 12 is arranged in the perforation 117 of this diapire 111.
When this worm screw 12 is driven by a kind of transmission device (figure do not show) and during these shuttle body 11 revolutions of interlock, this sewing needle can be done the action of once playing pin when this shuttle body 11 took two turns for every time.And when tiing a knot operation, sewing thread is to be passed and around to a guide ramp 118, tiing a knot by this drawing lines groove 114.
If but these shuttle body 11 plastic cement process, the intensity of this bill 115 is comparatively not enough, in the use this to collude point 115 can abrasion impaired, and cause bouncing pilotage.This worm screw 12 is that friction tight mode combines with 11 of shuttle bodies, also can make the abrasion of 12 of this shuttle body 11 and this worm screws, causes this worm screw 12 to rotate by this shuttle body 11 of interlock, sewing work is interrupted, very inconvenience.If shuttle body 11 is steel or iron material and PM technique moulding, procedure for processing is many, so manufacturing cost is comparatively expensive.
Summary of the invention
The purpose of the utility model is to provide that a kind of intensity is higher than plastic cement material, cost is lower than steel, and can reduce the outer shuttle tooth car group of level of bouncing pilotage probability.
The outer shuttle tooth car group of the utility model level comprises a shuttle body and a worm screw.This shuttle body comprise that an annular bottom wall around an axis, upwardly extending surrounding wall of outer peripheral face by this annular bottom wall, one are opened in this annular bottom wall and with the pin low water that is provided with at interval along this surrounding wall, at least one is opened in this surrounding wall and forms a drawing lines groove that colludes the line fine stern along the card division, that this axis direction is formed on an inner peripheral surface of this annular bottom wall, and this colludes the end of line fine stern in the face of this pin low water.This worm screw along this axis from this annular bottom wall towards extending away from this pin low water direction, this worm screw comprises a body that wears this annular bottom wall inner peripheral surface, and at least one be formed on this body surface and with involutory docking section, this card division.
The outer shuttle tooth car group of the level of the utility model; This shuttle body is processed by the ZDC3 zinc die casting alloys; And this shuttle body also comprises a projection that is formed on an internal face of this surrounding wall, and this projection and this collude the end that the line fine stern is respectively formed at these drawing lines groove two opposed side edges and faces this pin low water.
The level of the utility model is shuttle tooth car group outward, and this shuttle body comprises that also one is formed on an outside wall surface of this surrounding wall and the guiding block that is close to this drawing lines groove and has a guide ramp.
The outer shuttle tooth car group of the level of the utility model, this docking section is provided with along this axis direction.
The outer shuttle tooth car group of the level of the utility model, this shuttle body comprises four spaced card divisions altogether, and this worm screw comprise altogether four be spaced and respectively with involutory docking section, aforementioned card division.
The outer shuttle tooth car group of the level of the utility model, this card division is Ka Gou, and this docking section is a trip.
The outer shuttle tooth car group of the level of the utility model, this card division is a trip, and this docking section is Ka Gou.
The outer shuttle tooth car group of the level of the utility model, this shuttle body also comprises a compensating groove group that is opened in this annular bottom wall, and this compensating groove group and this pin low water are spaced, and this compensating groove group has the compensating groove that several are provided with along this surrounding wall respectively at interval.
The outer shuttle tooth car group of the level of the utility model comprises a shuttle body and a worm screw.This shuttle body comprises that an annular bottom wall around an axis, upwardly extending surrounding wall of outer peripheral face by this annular bottom wall, one are opened in this annular bottom wall and are opened in this surrounding wall and form a drawing lines groove that colludes the line fine stern with the pin low water that is provided with at interval along this surrounding wall, one; And this colludes the end of line fine stern in the face of this pin low water, and this shuttle body is processed by the wherein a kind of of kirsite and aluminium alloy.This worm screw is extended away from this pin low water direction from this annular bottom wall court along this axis.
The beneficial effect of the utility model is: utilize this card division that the position of this shuttle body is fixed; Can not dally during operation; Utilize the characteristic of this kirsite and aluminium alloy to make the intensity of this shuttle body be higher than plastic cement material again and can prevent that bouncing pilotage from taking place, and make manufacturing cost be lower than steel.
Description of drawings
Fig. 1 is a partial perspective view, and the outer shuttle of full circle swinging level of the Sewing machines of the novel patent application case of TaiWan, China number " 91205138 " is described;
Fig. 2 is a vertical view, and the outer shuttle of full circle swinging level like the Sewing machines of the novel patent application case of the TaiWan, China of Fig. 1 number " 91205138 " is described;
Fig. 3 is a three-dimensional exploded view, and a preferred embodiment of the outer shuttle tooth car group of the utility model level is described, the position relation of a shuttle body and a worm screw;
Fig. 4 is a three-dimensional combination figure, and this shuttle body of this preferred embodiment and the combination of this worm screw are described;
Fig. 5 is a vertical view, and several card divisions and guiding block of this preferred embodiment is described;
Fig. 6 is a three-dimensional exploded view, and the another kind of kenel of aforementioned card division and several docking sections of this preferred embodiment is described.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is elaborated.
Like Fig. 3, Fig. 4, shown in Figure 5, a preferred embodiment of the outer shuttle tooth car group of the utility model level comprises a shuttle body 2, and a worm screw 3.
This shuttle body 2 comprise an annular bottom wall 21, surrounding wall 22, pin low water 23, drawing lines groove 24, one collude line fine stern 25, several card divisions 26, compensating groove group 27, a projection 28, and guiding block 29.This annular bottom wall 21 is around an axis L and have an inner peripheral surface 211 and an outer peripheral face 212.This surrounding wall 22 is extended upward by the outer peripheral face 212 of this annular bottom wall 21 and has opposite an internal face 221 and an outside wall surface 222, by this annular bottom wall 21 and this surrounding wall 22 around define one supply to place in the space 4 of shuttle (figure does not show).This shuttle body 2 is reached the wherein a kind of of aluminium alloy and is processed by kirsite, and in this preferred embodiment, this shuttle body 2 adopts ZDC3 zinc die casting alloys to process.
This pin low water 23 is opened in this annular bottom wall 21, and curvedly is provided with at interval and supplies a sewing needle (figure does not show) to pass along this surrounding wall 22.This drawing lines groove 24 is opened in this surrounding wall 22 and extends to this outside wall surface 222 by this internal face 221, and this drawing lines groove 24 is near an end 231 of this pin low water 23 and form this and collude line fine stern 25.This colludes line fine stern 25 and faces an end 231 of this pin low water 23 and be used to draw sewing thread.Aforementioned card division 26 extends and is arranged at interval the inner peripheral surface 211 of this annular bottom wall 21 respectively along this axis L direction; And aforementioned card division 26 is respectively Ka Gou; In this preferred embodiment, card division 26 quantity are four, but card division 26 quantity also can for one, two, more than three or four.This compensating groove group 27 is spaced and is opened in this annular bottom wall 21 with this pin low water 23, and this compensating groove group 27 has several compensating grooves that is provided with at interval 271, and aforementioned compensating groove 271 is curved along this surrounding wall 22 setting at interval.This projection 28 is formed on the internal face 221 of surrounding wall 22; And this projection 28 colludes the end 231 that line fine stern 25 is respectively formed at the limit, two opposite sides 241 of this drawing lines groove 24 and faces this pin low water 23 with this; This projection 28 provide this sewing needle to collude to get sewing thread when (figure does not show) against, can prevent bouncing pilotage.This colludes line fine stern 25 and is used to collude and gets sewing thread.This guiding block 29 is formed on outside wall surface 222 and contiguous this drawing lines groove 24 of this surrounding wall 22, and this guiding block 29 has one and assists this sewing thread guide ramp 291 of knotting smoothly.Therefore this guiding block 29 is formed on this outside wall surface 222, can reduce the wall thickness of this shuttle body 2 and saves materials.
This worm screw 3 has a body 31 that wears the inner peripheral surface 211 of this annular bottom wall 21 along this axis L direction; And four docking sections 32 that are spaced and are formed on a surface 311 of this body 31 along this axis L direction; And aforementioned docking section 32 engages mutually with aforementioned card division 26, and this worm screw 3 is fixed with this shuttle body 2.In this preferred embodiment, aforementioned docking section 32 is respectively trip.Aforementioned docking section 32 can be different with the number of aforementioned card division 26, or non-ly extend along this axis L direction, only are a salient point involutory to a concave point (figure does not show), also can reach above-mentioned effect.
During use; The aforementioned docking section 32 of this worm screw 3 is aimed at the aforementioned card division 26 of this shuttle body 2; Again the body 31 of this worm screw 3 is worn the inner peripheral surface 211 of this annular bottom wall 21 along this axis L direction; And aforementioned card division 26 and aforementioned docking section 32 involutory promptly completion are fixed, can put into Sewing machines (figure does not show) and use.
What deserves to be mentioned is that as shown in Figure 6, aforementioned card division can be respectively a trip 261 also, and aforementioned docking section also can be a card ditch 321, equally also can reach above-mentioned effect respectively.
So the utility model utilizes the involutory of aforementioned card division and aforementioned docking section; The wherein a kind of material of kirsite and aluminium alloy of can not dallying, and utilize when this shuttle body 2 is connected with this worm screw 3 is processed this shuttle body 2, and its intensity is superior to plastic cement material; Comparatively sturdy and durable; Therefore can prevent bouncing pilotage, and its manufacturing cost is lower than steel, iron material, so can reach the purpose of the utility model really.
Claims (10)
1. the outer shuttle tooth car group of a level is characterized in that it comprises:
A shuttle body; This shuttle body comprise that an annular bottom wall around an axis, upwardly extending surrounding wall of outer peripheral face by this annular bottom wall, one are opened in this annular bottom wall and with the pin low water that is provided with at interval along this surrounding wall, at least one is opened in this surrounding wall and forms a drawing lines groove that colludes the line fine stern along the card division, that this axis direction is formed on an inner peripheral surface of this annular bottom wall, and this colludes the end of line fine stern in the face of this pin low water;
A worm screw, along this axis from this annular bottom wall towards extending away from this pin low water direction, this worm screw comprises a body that wears this annular bottom wall inner peripheral surface, and at least one be formed on this body surface and with involutory docking section, this card division.
2. the outer shuttle tooth car group of level according to claim 1; It is characterized in that: this shuttle body is processed by the ZDC3 zinc die casting alloys; And this shuttle body also comprises a projection that is formed on an internal face of this surrounding wall, and this projection and this collude the end that the line fine stern is respectively formed at these drawing lines groove two opposed side edges and faces this pin low water.
3. level according to claim 2 is shuttle tooth car group outward, it is characterized in that: this shuttle body comprises that also one is formed on an outside wall surface of this surrounding wall and the guiding block that is close to this drawing lines groove and has a guide ramp.
4. the outer shuttle tooth car group of level according to claim 1, it is characterized in that: the docking section of this worm screw is provided with along this axis direction.
5. the outer shuttle tooth car group of level according to claim 1, it is characterized in that: this shuttle body comprises four spaced card divisions altogether, and this worm screw comprise altogether four be spaced and respectively with involutory docking section, aforementioned card division.
6. the outer shuttle tooth car group of level according to claim 1, it is characterized in that: this card division is Ka Gou, and this docking section is a trip.
7. the outer shuttle tooth car group of level according to claim 1, it is characterized in that: this card division is a trip, and this docking section is Ka Gou.
8. level according to claim 1 is shuttle tooth car group outward, it is characterized in that: this shuttle body comprises that also one is formed on an outside wall surface of this surrounding wall and the guiding block that is close to this drawing lines groove and has a guide ramp.
9. the outer shuttle tooth car group of level according to claim 1; It is characterized in that: this shuttle body also comprises a compensating groove group that is opened in this annular bottom wall; This compensating groove group and this pin low water are spaced, and this compensating groove group has the compensating groove that several are provided with along this surrounding wall respectively at interval.
10. the outer shuttle tooth car group of a level is characterized in that it comprises:
A shuttle body; This shuttle body comprises that an annular bottom wall around an axis, upwardly extending surrounding wall of outer peripheral face by this annular bottom wall, one are opened in this annular bottom wall and are opened in this surrounding wall and form a drawing lines groove that colludes the line fine stern with the pin low water that is provided with at interval along this surrounding wall, one; And this colludes the end of line fine stern in the face of this pin low water, and this shuttle body is processed by the wherein a kind of of kirsite and aluminium alloy;
A worm screw is extended away from this pin low water direction from this annular bottom wall court along this axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205229108U CN202390644U (en) | 2011-12-14 | 2011-12-14 | Horizontal external shuttle gear vehicle set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205229108U CN202390644U (en) | 2011-12-14 | 2011-12-14 | Horizontal external shuttle gear vehicle set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202390644U true CN202390644U (en) | 2012-08-22 |
Family
ID=46665581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205229108U Expired - Lifetime CN202390644U (en) | 2011-12-14 | 2011-12-14 | Horizontal external shuttle gear vehicle set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202390644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012338A (en) * | 2015-03-30 | 2016-10-12 | 蛇之目缝纫机工业株式会社 | Outer shuttle of sewing machine |
-
2011
- 2011-12-14 CN CN2011205229108U patent/CN202390644U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012338A (en) * | 2015-03-30 | 2016-10-12 | 蛇之目缝纫机工业株式会社 | Outer shuttle of sewing machine |
| TWI711736B (en) * | 2015-03-30 | 2020-12-01 | 日商蛇之目機械工業股份有限公司 | Outer bobbin case of sewing machine |
| CN106012338B (en) * | 2015-03-30 | 2021-04-30 | 蛇之目缝纫机工业株式会社 | Outer shuttle of sewing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120822 |