CN1459525A - Wire hooking and clamping device of sewing machine - Google Patents
Wire hooking and clamping device of sewing machine Download PDFInfo
- Publication number
- CN1459525A CN1459525A CN 02120375 CN02120375A CN1459525A CN 1459525 A CN1459525 A CN 1459525A CN 02120375 CN02120375 CN 02120375 CN 02120375 A CN02120375 A CN 02120375A CN 1459525 A CN1459525 A CN 1459525A
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- sewing machines
- slide block
- coupling member
- fixed
- clamping device
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Abstract
A thread clasping-clamping unit of sewing machine is composed of thread clasping mechanism, thread clamping mechanism, fixed base plate and driver module. It plays its role when the sewing needle moves upward. When the sewing needle moves downward, the thread can be smoothly released.
Description
Technical field
The present invention relates to a kind of wire hooking and clamping device of Sewing machines, and be particularly related to a kind of clamp greatest service energy when applying on the Sewing machines narrowing.
Background technology
The invention of Sewing machines very early is driven into afterwards driven by power by early stage manpower, and the lifting of efficient is very big; And Sewing machines generally can be divided into family expenses and industrial, industrial sewing machines are of a great variety, its emphasis person also pays attention to durability and at various clothes and make the special function exploitation of mode except that more promoting the efficient, TaiWan, China has been weaved since economy is taken off and the ready-made clothes processing industry once was the main force of economic development, so far TaiWan, China is still the production important city of whole world industrial sewing machines, industrial sewing machines marketing each corner, the whole world of each manufacturers produce, the industrial sewing machines production of Own Brand is arranged from the past foundry to today, can say so and occupy considerable role in the whole world.
The quality quality and the value thereof of industrial sewing machines, mostly the convenience that is decided by the production capacity of its professional domain, durable degree and operation, generally speaking the accessory that is used for industrial sewing machines is researched and developed voluntarily by manufactory mostly, as accessory of some tangent lines, lead etc.; Also have by the weaving people in the industry and research and develop auxiliary body voluntarily applicable to various labels, because can be by using some auxiliary bodies significantly to promote the demand of old type industrial sewing machines efficient, the research and development of this type of device were not interrupted.
The line apparatus that colludes of prior art Sewing machines of the present invention is the TaiWan, China patent of announcing on September 21st, 1996, its notification number is No. 286691, wherein disclosed a kind of mechanism wire hooking and clamping device can assist the Sewing machines tailor time, when being to apply to narrowing on the Sewing machines, its major function colludes wire clamp the end of a thread function, make that backguy was smooth and easy when Sewing machines played pin again, can on working substance, not produce the part of residual the end of a thread.
Before disclose existing wire hooking and clamping device as shown in Figure 1, it is characterized by with an electromagnetic component 1 and drive an interlock connection rod set 2 actions, before tailor's release the last period, the trace action is colluded toward the lower-left and is clamped the end of a thread, clamp toward upper right side band the end of a thread to front end reed, and severing the end of a thread, the end of a thread can be clamped unlikely scattering when so next tailor moved beginning.
Yet move for following two irregular arc guide barrels 3 and 4 by the movement locus of observing its interlock connection rod set 2 among Fig. 1, therefore its motion is irregular arc, the kinetic characteristic that causes its interlock connection rod set is irregular speed change degree and varying accelerated motion, not only when assembling, cause its location inconvenient thus, and in its when motion, also have bad influence by the irregular reagency that arc guide barrel 3,4 produces to device, the vibration problem during as easy generation campaign etc.
This existing apparatus is at that time industry application feature, admittedly be the effectively preliminary solution of a lifting efficient, also actual have finished product to make to apply to industrial circle, and the structure of the more former patent announcement of product is more complicated in fact, yet the result through practice has shown some shortcomings in recent years, promptly is mechanism's complexity, and the mass motion characteristic is relatively poor, reduce long-term reusable reliability, and mechanism's complexity causes the manufacturing assembly cost to increase the weight of also to be its disappearance.
In view of industrial circle ardent for the innovative product demand, therefore be necessary to develop a kind of mechanism is simple, kinetic characteristic is preferable, manufacturing cost is lower novel species wire hooking and clamping device to replace the device of existing wire hooking and clamping device, make that device can convenient progress.
Summary of the invention
Disclose the schematic perspective view that wire hooking and clamping device of the present invention is assemblied in industrial sewing machines as Fig. 2, itself and the maximum different characteristic of conventional device are for moving with one group of interlock connection rod set of two line channels (figure does not show) guiding, because the rectilinear motion characteristic is preferable, it is lower to make assembly cost, therefore when practice its not only to assemble easy kinetic characteristic also preferable.
In view of the shortcoming of prior art design and bad, the inconvenience that causes the utilization of industrial circle practice, therefore be head it off, main purpose of the present invention is to provide a kind of wire hooking and clamping device of Sewing machines, the novel species wire hooking and clamping device that mechanism is simple, kinetic characteristic is preferable, manufacturing cost is lower makes that to replace the device of existing wire hooking and clamping device device can convenient progress.
Another object of the present invention is to provide a kind of wire hooking and clamping device of industrial sewing machines, clamp greatest service when applying to narrow on the Sewing machines can, make that backguy was smooth and easy when Sewing machines played pin again, can on working substance, not produce the part of residual the end of a thread, its can be easily with being additional on each label Sewing machines, the work finished product can residual the end of a thread when making a large amount of production, raises the efficiency and reduces waste material, so can reduce cost, meet industry demand.
In order to achieve the above object, the invention provides a kind of wire hooking and clamping device of Sewing machines, wherein comprise: a fixing base wherein has a plurality of fixed hole positions and can be fixed on the Sewing machines, and wherein have a linear guide groove, can make a plurality of slide block of leading in wherein sliding; One driven unit, it has a driving element and is fixed on the driving element fixed mount, and this driving element fixed mount then is fixed on this fixing base; One string-hooking mechanism, wherein have a raker and connect one first coupling member, and this first coupling member connects one first leads that a slide block and one second is led a slide block and can slide according to its direction on this linear guide groove, and one second coupling member be provided with a short distance guide groove make this two lead a slide block and also can on this short distance guide groove, slide according to its direction, and this second coupling member is connected with a pullback spring and is connected with this driven unit axle center, wherein this pullback spring is except that joining with this second coupling member, and the other end then is fixed on this driving element fixed mount; One clamp mechanism wherein comprises a upper reed plate and is fixed on this fixing base with reed once, can be with wire clamp in wherein; Driving by this driven unit, drive this string-hooking mechanism this second coupling member wherein, with this drive this second lead a slide block it is moved on this short distance guide groove and this line channel and and then promote this raker and collude line toward this line channel the place ahead, this raker moves to arrive and colludes behind the line position then because the effect of this pullback spring makes this second coupling member drive this second leads a slide block this raker is retracted toward this line channel rear, and will collude line and draw in clamping in this clamp mechanism in retracting the way.
Clamp greatest service when applying to narrow on the Sewing machines can, make that backguy was smooth and easy when Sewing machines played pin again, can on working substance, not produce the part of residual the end of a thread, it can be easily with being additional on each label Sewing machines, the work finished product can residual the end of a thread when making a large amount of production, raising the efficiency and reduce waste material, so can reduce cost, is the invention for little improvement large effect.
Other purpose of the present invention and feature will be by subsequently detailed description and the claims of enclosing when can be clearer.
Description of drawings
The present invention is described in detail below in conjunction with drawings and Examples:
Fig. 1 is existing wire hooking and clamping device schematic diagram;
Fig. 2 is the schematic perspective view of the embodiment of the invention;
Fig. 3 is the three-dimensional combination figure of the embodiment of the invention;
Fig. 4 is the exploded view of the embodiment of the invention; And
Fig. 5 a is the movement decomposition figure of the embodiment of the invention to Fig. 5 d.
Symbol description among the figure:
1 electromagnetic component
2 interlock connection rod set
3,4 arc guide barrels
5 lines
11 fixing bases
12 driven units
13 string-hooking mechanisms
14 clamp mechanisms
111 fixed hole positions
112 fixed hole positions
113 linear guide grooves
114 wire installations
121 driving elements
122 driving element fixed mounts
131 first lead a slide block
132 second lead a slide block
133 rakers
134 first coupling members
135 second coupling members
136 short distance guide grooves
137 pullback springs
141 upper reed plates
142 times reeds
The specific embodiment
Fig. 3 is the constitutional diagram of the embodiment of the invention.In Fig. 3, the wire hooking and clamping device of a kind of Sewing machines of the present invention, wherein comprise four at least partly, one fixing base 11, a driven unit 12, a string-hooking mechanism 13 and a clamp mechanism 14, wherein each has partly respectively comprised some elements and has combined, its main operating mode is to drive string-hooking mechanism 13 with driven unit 12, the tape that Sewing machines is about to narrowing of moving reciprocatingly clamps to treat the next stable supply of the end of a thread when playing pin to clamp mechanism 14, and wherein detailed explanation will be by obtaining further instruction in the following picture and text.
Fig. 4 is the exploded view of the embodiment of the invention, to partly do an explanation for four of the embodiment of the invention at this, at first observe fixing base 11, wherein has fixed hole position 111,112 can be fixed on the Sewing machines, and wherein have linear guide groove 113, can make first to lead a slide block 131 and second and lead a slide block 132 in wherein sliding, moreover can add a wire installation 114, its role is to replace the former Sewing machines accessory that takes off because of device the present invention originally; Next observes driven unit 12, it has driving element 121 and is fixed on the driving element fixed mount 122,122 of driving element fixed mounts are fixed on the fixing base 11, wherein driving element 121 is preferably electromagnetic type, and present embodiment is a rotary structure, be to drive rectilinear motion, be the space-efficient configuration with rotation.
Observe string-hooking mechanism 13 again, wherein have a raker 133 and connect first coupling member 134, and first coupling member 134 connects first leads that a slide block 131 and second is led a slide block 132 and can slide according to its direction on linear guide groove 113, and second coupling member 135 is provided with short distance guide groove 136 and makes second to lead a slide block 132 and also can be on short distance guide groove 136 slide according to its direction, and second coupling member 135 is connected with pullback spring 137 and be connected with these driving element 121 axle center, wherein pullback spring 137 is except that joining with second coupling member 135, and the other end then is fixed on the driving element fixed mount 122.
Again by observing out clamp mechanism 14 among Fig. 4, wherein comprise upper reed plate 141 and be fixed on the fixing base 11 with following reed 142, the wire clamp that string-hooking mechanism 13 can be colluded back is in wherein.
The actual operation principle of present embodiment is, driving by driven unit 12, drive string-hooking mechanism 13 second coupling member 135 wherein, with this drive second lead a slide block 132 it is moved on short distance guide groove 136 and line channel 113 and and then promote raker 133 and collude line toward these line channel 113 the place aheads, raker 133 moves and then because the effect of pullback spring 137 makes 135 drives second of second coupling member lead a slide block 132 raker 133 is retracted toward these line channel 113 rears after line position is colluded in arrival, and will collude line and draw in clamping in the clamp mechanism 14 in retracting the way.
Fig. 5 a is the movement decomposition figure of the embodiment of the invention to Fig. 5 d, illustrate one by one with regard to its micromotion at this, please refer to shown in Fig. 5 a, wherein mechanism is in return state among this figure embodiment, do not begin to collude line, and first to lead a slide block 131 be to be in line channel 113 rears, this moment, driven unit also started, the mechanism that whole raker 133 links to each other is subjected to spring force to remain on initial state, that is Sewing machines does not stop tailor's the running stage as yet; In case operation Sewing machines personnel stop tailor's narrowing action, mechanism then of the present invention begins action, shown in Fig. 5 b, raker 133 of the present invention is subjected to driving element 121 to drive the promotion of associated mechanism, and past line channel 113 the place aheads move to the left of line 5, and this is to be in the state that preparation begins to collude line.
Along with driving element 121 promotes string-hooking mechanism 13 on earth, that is raker mechanism 13 begins to be subjected to the beginning that the power of pullback spring 137 back moves and colludes line, shown in Fig. 5 c, raker 133 front ends of the present invention have begun back to collude line, its line 5 will be colluded 14 clampings of clamp mechanism, shown in Fig. 5 d, wherein behind the smooth clamping line 5 of clamp mechanism, Sewing machines can be cut out line to carry out the tailor of next section.
By above explanation, feature of the present invention is to replace existing arc guide barrel with the linear guide groove, to obtain preferable assembling facility and kinetic characteristic.
A feature more of the present invention is to be in response to the linear guide groove, and profile and relevant each component Design are simply and easily arranged, and it makes the more existing complex mechanism of assembling for convenient, can obtain lower manufacturing cost.
In addition, first of present embodiment is led a slide block 131 and second and is led a slide block 132 all to adopt the round pin type be to consider, the assembling location is convenient and slide smooth and easyly, but first lead a slide block 131 and also can change the square-section into.In addition, the driving element 121 of present embodiment also can change pneumatic type into by electromagnetic type, can be equipped with ease of use and freely selectes according to factory.
The present invention can make various specific illustrations not leaving under spirit of the present invention and the essential characteristic, and the variation that size can also be arranged or vary in size in shape at the Sewing machines of various different size models.Scope of the present invention is by being limited by claims, and limited by above-mentioned explanation, and all variations that equate with the claim meaning all should be contained among the present invention.
Claims (4)
1. the wire hooking and clamping device of a Sewing machines wherein comprises:
One fixing base wherein has a plurality of fixed hole positions and can be fixed on the Sewing machines, and wherein has a linear guide groove, can make a plurality of slide block of leading in wherein sliding;
One driven unit, it has a driving element and is fixed on the driving element fixed mount, and this driving element fixed mount then is fixed on this fixing base;
One string-hooking mechanism, wherein have a raker and connect one first coupling member, and this first coupling member connects one first leads that a slide block and one second is led a slide block and can slide according to its direction on this linear guide groove, and one second coupling member be provided with a short distance guide groove make this two lead a slide block and also can on this short distance guide groove, slide according to its direction, and this second coupling member is connected with a pullback spring and is connected with this driven unit axle center, wherein this pullback spring is except that joining with this second coupling member, and the other end then is fixed on this driving element fixed mount;
One clamp mechanism wherein comprises a upper reed plate and is fixed on this fixing base with reed once, can be with wire clamp in wherein;
Driving by this driven unit, drive this string-hooking mechanism this second coupling member wherein, with this drive this second lead a slide block it is moved on this short distance guide groove and this line channel and and then promote this raker and collude line toward this line channel the place ahead, this raker moves to arrive and colludes behind the line position then because the effect of this pullback spring makes this second coupling member drive this second leads a slide block this raker is retracted toward this line channel rear, and will collude line and draw in clamping in this clamp mechanism in retracting the way.
2. the wire hooking and clamping device of Sewing machines as claimed in claim 1, it is characterized in that: also comprise a wire installation, be fixed on this fixing base, it is in order to replace the wire installation of former Sewing machines.
3. the wire hooking and clamping device of Sewing machines as claimed in claim 1, it is characterized in that: this driven unit can be electromagnetic type or pneumatic type.
4. the wire hooking and clamping device of Sewing machines as claimed in claim 1 is characterized in that: this first is led a slide block and can be circle or square-section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02120375 CN1216198C (en) | 2002-05-23 | 2002-05-23 | Wire hooking and clamping device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02120375 CN1216198C (en) | 2002-05-23 | 2002-05-23 | Wire hooking and clamping device of sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1459525A true CN1459525A (en) | 2003-12-03 |
| CN1216198C CN1216198C (en) | 2005-08-24 |
Family
ID=29427016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02120375 Expired - Fee Related CN1216198C (en) | 2002-05-23 | 2002-05-23 | Wire hooking and clamping device of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1216198C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101046040B (en) * | 2006-03-31 | 2011-11-09 | 兄弟工业株式会社 | Wire clamping device for keyhole sewing machine |
| CN101046039B (en) * | 2006-03-31 | 2011-11-09 | 兄弟工业株式会社 | Wire clamping device for keyhole sewing machine |
| CN102418245A (en) * | 2011-09-06 | 2012-04-18 | 新杰克缝纫机股份有限公司 | Thread grasping method and thread grasping mechanism of sewing machine |
| CN104674469A (en) * | 2015-01-31 | 2015-06-03 | 宁波缝纫机实业有限公司 | Sewing machine with thread hooking and clamping unit |
-
2002
- 2002-05-23 CN CN 02120375 patent/CN1216198C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101046040B (en) * | 2006-03-31 | 2011-11-09 | 兄弟工业株式会社 | Wire clamping device for keyhole sewing machine |
| CN101046039B (en) * | 2006-03-31 | 2011-11-09 | 兄弟工业株式会社 | Wire clamping device for keyhole sewing machine |
| CN102418245A (en) * | 2011-09-06 | 2012-04-18 | 新杰克缝纫机股份有限公司 | Thread grasping method and thread grasping mechanism of sewing machine |
| CN104674469A (en) * | 2015-01-31 | 2015-06-03 | 宁波缝纫机实业有限公司 | Sewing machine with thread hooking and clamping unit |
| CN104674469B (en) * | 2015-01-31 | 2017-07-21 | 宁波缝纫机实业有限公司 | Sewing machine with tension device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1216198C (en) | 2005-08-24 |
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| 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: 20050824 Termination date: 20120523 |