CN203144689U - Line-control device for sewing machine - Google Patents
Line-control device for sewing machine Download PDFInfo
- Publication number
- CN203144689U CN203144689U CN 201320014245 CN201320014245U CN203144689U CN 203144689 U CN203144689 U CN 203144689U CN 201320014245 CN201320014245 CN 201320014245 CN 201320014245 U CN201320014245 U CN 201320014245U CN 203144689 U CN203144689 U CN 203144689U
- Authority
- CN
- China
- Prior art keywords
- hollow stem
- swing arm
- control line
- sewing machine
- arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The utility model relates to a line-control device for a sewing machine. The line-control device comprises a thread passing device, a thread clamping device, a swing arm and a double-acting actuator. The thread passing device comprising a push rod is fixed on the machine; the thread clamping device comprises a moving part; the swing arm is pivoted to the machine, and one end of the swing arm is provided with an actuation lever for actuating correspondingly to the moving part; and the double-acting actuator comprises a main body fixed on the machine and an actuating arm penetrating through the main body, the actuating arm can produce coaxial linear movement corresponding to the main body in two different directions, and is used for actuating correspondingly to the push rod and connected to the other end of the swing arm. Therefore, double effect of thread slacking in shutdown and thread clamping in seam sewing are achieved, and thread breaking or loosening is effectively prevented.
Description
Technical field
The utility model refers to a kind of control line apparatus of use in sewing machine especially relevant for a kind of control line apparatus.
Background technology
The thread-loosening device of existing use in sewing machine is announced institute's announcements No. 426769 as the TaiWan, China utility model patent, and it is to be provided with a pushing body at Sewing machines, is supporting a cloth to push sheet metal in pushing the body lower end; One pusher knee-action device makes the pusher knee-action be connected in the pushing body; And the tension relieving device of reaching the standard grade, pusher knee-action device and when the pushing body is risen, remove the tension force that invests reaching the standard grade, it also is provided with a switching device shifter, when pusher knee-action device rises the pushing body, switch to line tension in the releasing of the tension relieving device of reaching the standard grade effective or invalid; So, to be combined into the thread-loosening device of a use in sewing machine.
Yet; the thread-loosening device of existing use in sewing machine; though can discharge or press from both sides the action of pulling suture; but its in the process that plays seam owing to suture is not controlled; cause regular meeting that the bad phenomenon that suture goes out from the suture needle disengaging or suture is torn takes place, and then significantly reduce the sewing usefulness of Sewing machines.
The utility model content
A purpose of the present utility model is to provide a kind of control line apparatus of use in sewing machine, and it is to utilize respectively to form setting of assembly, and the clamp double effects in the time of can reaching the loose ends when stopping pin and play seam is effectively to prevent from breaking or the situation of off-line takes place.
In order to achieve the above object, the utility model provides a kind of control line apparatus of use in sewing machine, and described Sewing machines has a body,
This control line apparatus comprises:
One wire-threading device is fixed on the described body, and this wire-threading device comprises a push rod;
One tension disk is fixed on the described body, and this tension disk comprises a moving member;
One swing arm is articulated on the described body, and an end of this swing arm forms a driving lever that activates should moving member doing; And
One double-acting driver, comprise the main body that is fixed on described body and this main body of cross-under and can produce coaxial with respect to this main body but be two linearly moving drive rods of different directions, this drive rod of should push rod doing to activate is connected the other end of this swing arm.
Further, wherein this wire-threading device also comprises a hollow stem, a pair of clamp dish, a pressed discs, a volute spring and a knob, the end of this hollow stem has a thread segment, respectively this clamp dish is mutually stacked and be socketed in this hollow stem, this pressed discs is socketed in this hollow stem and splices at this clamp dish, and this pressed discs has a blend stop; This knob is screwed onto this thread segment of this hollow stem, and this volute spring is then pulled between this pressed discs and this knob by folder, and this push rod cross-under is at center and this blend stop of end butt of this hollow stem.
Further, wherein this tension disk also comprises a cylinder seat and a compression spring, this cylinder seat has an end plate, and offer a perforation at this end plate, this moving member comprises a substrate and a T body, and this T body has a vertical shaft and is connected a circular slab of this vertical shaft end face, and this perforation of this this end plate of vertical shaft cross-under is affixed with this substrate, be contained in this cylinder seat to this substrate mobility, this compression spring is pulled between this substrate and this end plate by the elasticity folder.
Further, wherein this swing arm also comprises a transverse plate and an arm body, and this arm body and this driving lever are connected to the two ends of this transverse plate, and this transverse plate offers a through hole, wears this through hole and is articulated on the described body with a bolt.
Further, wherein the end of this arm body offers a through hole, and this double-acting driver also comprises a block, and it is affixed that this drive rod wears this through hole and this block of this arm body, and the aperture of this through hole is greater than the external diameter of this drive rod.
The utility model also provides a kind of control line apparatus of use in sewing machine, and described Sewing machines has a body,
This control line apparatus comprises:
One wire-threading device is fixed on the described body, and this wire-threading device comprises a push rod;
One tension disk is fixed on the described body, and this tension disk comprises a moving member;
One swing arm is articulated on the described body, and an end of this swing arm forms the driving lever to should moving member setting; And
One double-acting driver, comprise the main body that is fixed on described body and this main body of cross-under and can produce coaxial with respect to this main body but be a linearly moving drive rod of two different directions, this drive rod that should push rod sets is connected the other end of this swing arm.
Further, wherein this wire-threading device also comprises a hollow stem, a pair of clamp dish, a pressed discs, a volute spring and a knob, the end of this hollow stem has a thread segment, respectively this clamp dish is mutually stacked and be socketed in this hollow stem, this pressed discs is socketed in this hollow stem and splices at this clamp dish, and this pressed discs has a blend stop; This knob is screwed onto this thread segment of this hollow stem, and this volute spring is then pulled between this pressed discs and this knob by folder, and this push rod cross-under is at center and this blend stop of end butt of this hollow stem.
Further, wherein this tension disk also comprises a cylinder seat and a compression spring, this cylinder seat has an end plate, and offer a perforation at this end plate, this moving member comprises a substrate and a T body, and this T body has a vertical shaft and is connected a circular slab of this vertical shaft end face, and this perforation of this this end plate of vertical shaft cross-under is affixed with this substrate again, be contained in this cylinder seat to this substrate mobility, this compression spring is pulled between this substrate and this end plate by the elasticity folder.
Further, wherein this swing arm also comprises a transverse plate and an arm body, and this arm body and this driving lever are connected to the two ends of this transverse plate, and this transverse plate offers a through hole, wears this through hole and is articulated in described body with a bolt.
Further, wherein the end of this arm body offers a through hole, and this double-acting driver also comprises a block, and it is affixed that this drive rod wears this through hole and this block of this arm body, and the aperture of this through hole is greater than the external diameter of this drive rod.
The utlity model has following effect, it utilizes the drive rod of double-acting driver can produce two-way actuating, respectively wire-threading device and tension disk is carried out the control of suture, reduces cost to reach sharing of assembly.And its simple structure, maintenance is adjusted easily and applicable to the suture of various differential tensions.By the accurate control to the remaining amount of suture, and the use amount that can save suture.
Description of drawings
Fig. 1 is the utility model control line apparatus and Sewing machines body combination schematic diagram.
Fig. 2 is the utility model control line apparatus three-dimensional exploded view.
Fig. 3 is the combination appearance figure of the utility model control line apparatus.
Fig. 4 is the assembled sectional view of the utility model control line apparatus.
Fig. 5 is the operating state cutaway view that drive rod of the present utility model stretches out towards the outside.
Fig. 6 is the operating state cutaway view that drive rod of the present utility model is inwards drawn in.
Among the figure, 10 ... wire-threading device, 11 ... cylinder;
12 ... hollow stem, 121 ... thread segment;
13 ... thread take-up spring, 131 ... the take-up section;
14 ... the clamp dish, 15 ... pressed discs;
151 ... blend stop, 16 ... volute spring;
17 ... knob, 18 ... push rod;
20 ... tension disk, 21 ... cylinder seat;
211 ... end plate, 212 ... perforation;
22 ... moving member, 221 ... substrate;
222 ... the T body, 223 ... vertical shaft;
224 ... circular slab, 23 ... the compression spring;
30 ... swing arm, 31 ... transverse plate;
311 ... through hole, 32 ... the arm body;
321 ... through hole, 33 ... driving lever;
34 ... bolt, 40 ... the double-acting driver;
41 ... main body, 42 ... drive rod;
43 ... block, 8 ... Sewing machines;
81 ... body, 82 ... suture.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, so that those skilled in the art can better understand the utility model and being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figures 1 to 4, the utility model provides a kind of control line apparatus of use in sewing machine, it mainly comprises a wire-threading device 10, a tension disk 20, a swing arm 30 and a double-acting driver 40, the Sewing machines of present embodiment is a single needle sewing machine for covering chain stitch, but be not limited with this kind kenel, described Sewing machines 8 has a body 81.
Wire-threading device 10 comprises a cylinder 11, a hollow stem 12, a thread take-up spring 13, a pair of clamp dish 14, a pressed discs 15, a volute spring 16, a knob 17 and a push rod 18 (as shown in Figure 4); Cylinder 11 is fixed on body 81 by screw, and an end cross-under of hollow stem 12 is fixed on the outside that cylinder 11 other ends then protrude out cylinder 11, and the zone that hollow stem 12 is stretched out cylinder 11 outsides has a thread segment 121; Thread take-up spring 13 is set in hollow stem 12 outer peripheral edges, and an end of thread take-up spring 13 is fixed on hollow stem 12 other ends, and then to expose cylinder 11 outside and form a take-up section 131; Each clamp dish 14 is stacked and be socketed in hollow stem 12 mutually, and each clamp dish 14 is formed in the outside of cylinder 11, between each clamp dish 14 be can for a suture 82 penetrate through; Pressed discs 15 also is socketed in hollow stem 12 and splices on clamp dish 14, and pressed discs 15 has a blend stop 151; Knob 17 is screwed onto the thread segment 121 of hollow stem 12, and 16 of volute springs are pressed from both sides pulls between pressed discs 15 and knob 17; Push rod 18 cross-under are at center and the aforementioned blend stop 151 of one end butt of hollow stem 12.
It is one stepped that swing arm 30 roughly is, the arm body 32 and the driving lever 33 that comprise a transverse plate 31 and connection transverse plate 31 two ends, arm body 32 and driving lever 33 all are L word shape, offer a through hole 311 at transverse plate 31, wear through hole 311 and are articulated on the body 81 with a bolt 34; Driving lever 33 is that corresponding aforementioned moving member 22 sets away from an end of transverse plate 31, in order to order about the clamp that tension disk 20 has produced seam; The end of arm body 32 offers a through hole 321.
Double-acting driver 40 is a linear solenoid valve, it comprises a main body 41, one drive rod 42 and a block 43, wherein main body 41 is fixed on the body 81, drive rod 42 cross-under main bodys 41 and can produce same axis but the linearity of two different directions moves with respect to main body 41, drive rod 42 wears the through hole 321 of arm body 32 to be connected with block 43,43 of blocks are fixed on the drive rod 42 by screw, the end of drive rod 42 sets corresponding to aforesaid push rod 18, push pressed discs 15 in order to order about push rod 18 to move open, and make clamp dish 14 produce release movement and loose ends.
During installation, suture 82 is that clamp, mistake line component or the device by other introduced wire-threading device 10 (as shown in Figure 1), this suture 82 lays out from take-up section 131 after by each clamp dish 14 folded pulling of wire-threading device 10 again, and penetrate tension disk 20 after passing through fixed bar, day chessboard, fixed mount assemblies such as (scheming not label) in regular turn, and from the passage process between circular slab 224 back sides and cylinder seat 21 inner faces, the retainer ring through the needle bar bottom penetrates in the suture needle more thereafter.In addition, the motor of double-acting driver 40 and Sewing machines 8 and controller (scheming not shown) etc. are electrically connected to each other.
As shown in Figure 5, cloth is being carried out in the process of sewing, suture 82 is by wire-threading device 10 folded pulling, after finishing interim sewing, that utilizes pedal (scheming not shown) gently proposes action, be about to this triggering signal and be transferred to controller, this moment, controller was assigned instruction to double-acting driver 40, accepting back military order drive rod 42 at double-acting driver 40 moves towards the place ahead, this moment since the aperture of the through hole 321 of upper arm body 32 greater than the external diameter of drive rod 42, therefore swing arm 30 does not produce action, to order about the blend stop 151 that push rod 18 promotes pressed discs 15 simultaneously in the mobile process forward at drive rod 42, and make each clamp dish 14 produce release movement and unclamp the folder of suture 82 state of pulling.
As shown in Figure 6, rise before the seam because double-acting driver 40 does not produce action, pressing down pedal (scheming not shown) when carrying out sewing, controller will be assigned another instruction and give double-acting driver 40, it is mobile towards the rear that double-acting driver 40 is accepted back military order drive rod 42, utilize block 43 to order about swing arm 30 and produce turn, the moving member 22 that orders about tension disk 20 with its arm body 32 during swing arm 30 turns shifts out, and makes the medial surface of circular slab 224 and cylinder seat 21 jointly suture 82 be pressed from both sides the state of pulling; So, can reach the clamp in when seam and prevent the situation of off-line effectively.
The above embodiment is the preferred embodiment that proves absolutely that the utility model is lifted, and protection domain of the present utility model is not limited thereto.Being equal to that those skilled in the art do on the utility model basis substitutes or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (1)
1. the control line apparatus of a use in sewing machine, described Sewing machines has a body, it is characterized in that,
This control line apparatus comprises:
One wire-threading device is fixed on the described body, and this wire-threading device comprises a push rod;
One tension disk is fixed on the described body, and this tension disk comprises a moving member;
One swing arm is articulated on the described body, and an end of this swing arm forms a driving lever that activates should moving member doing; And
One double-acting driver, comprise the main body that is fixed on described body and this main body of cross-under and can produce coaxial with respect to this main body but be two linearly moving drive rods of different directions, this drive rod of should push rod doing to activate is connected the other end of this swing arm.
2, the control line apparatus of use in sewing machine as claimed in claim 1, it is characterized in that, wherein this wire-threading device also comprises a hollow stem, a pair of clamp dish, a pressed discs, a volute spring and a knob, the end of this hollow stem has a thread segment, respectively this clamp dish is mutually stacked and be socketed in this hollow stem, this pressed discs is socketed in this hollow stem and splices at this clamp dish, and this pressed discs has a blend stop; This knob is screwed onto this thread segment of this hollow stem, and this volute spring is then pulled between this pressed discs and this knob by folder, and this push rod cross-under is at center and this blend stop of end butt of this hollow stem.
3, the control line apparatus of use in sewing machine as claimed in claim 1, it is characterized in that, wherein this tension disk also comprises a cylinder seat and a compression spring, this cylinder seat has an end plate, and offer a perforation at this end plate, this moving member comprises a substrate and a T body, this T body has a vertical shaft and is connected a circular slab of this vertical shaft end face, this perforation of this this end plate of vertical shaft cross-under is affixed with this substrate, be contained in this cylinder seat to this substrate mobility, this compression spring is pulled between this substrate and this end plate by the elasticity folder.
4, the control line apparatus of use in sewing machine as claimed in claim 1, it is characterized in that, wherein this swing arm also comprises a transverse plate and an arm body, this arm body and this driving lever are connected to the two ends of this transverse plate, this transverse plate offers a through hole, wears this through hole and is articulated on the described body with a bolt.
5, the control line apparatus of use in sewing machine as claimed in claim 4, it is characterized in that, wherein the end of this arm body offers a through hole, this double-acting driver also comprises a block, it is affixed that this drive rod wears this through hole and this block of this arm body, and the aperture of this through hole is greater than the external diameter of this drive rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320014245 CN203144689U (en) | 2013-01-11 | 2013-01-11 | Line-control device for sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320014245 CN203144689U (en) | 2013-01-11 | 2013-01-11 | Line-control device for sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203144689U true CN203144689U (en) | 2013-08-21 |
Family
ID=48972231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320014245 Expired - Fee Related CN203144689U (en) | 2013-01-11 | 2013-01-11 | Line-control device for sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203144689U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374245A (en) * | 2015-06-19 | 2018-08-07 | 杰克缝纫机股份有限公司 | The wire-clamping device and its operational method of sewing machine |
| CN113005661A (en) * | 2019-12-20 | 2021-06-22 | 杰克缝纫机股份有限公司 | Method for controlling length stability of thread end in sewing machine needle |
-
2013
- 2013-01-11 CN CN 201320014245 patent/CN203144689U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374245A (en) * | 2015-06-19 | 2018-08-07 | 杰克缝纫机股份有限公司 | The wire-clamping device and its operational method of sewing machine |
| CN108374245B (en) * | 2015-06-19 | 2020-10-09 | 杰克缝纫机股份有限公司 | Operation method of thread clamping device of sewing machine |
| CN113005661A (en) * | 2019-12-20 | 2021-06-22 | 杰克缝纫机股份有限公司 | Method for controlling length stability of thread end in sewing machine needle |
| CN113005661B (en) * | 2019-12-20 | 2022-08-02 | 杰克科技股份有限公司 | Method for controlling length stability of thread end in sewing machine needle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203144689U (en) | Line-control device for sewing machine | |
| CN105228868B (en) | Parking device | |
| CN204644631U (en) | The automatic thread releasing mechanism of Sewing machines | |
| CN201990846U (en) | Tension regulator with thread pressing device used for towel embroidery machine | |
| CN201068520Y (en) | Embroidery machines wire extender releasing device | |
| CN203200487U (en) | Sewing machine | |
| CN202830412U (en) | Line release braking device of spindle of high-speed knitting machine | |
| CN204570203U (en) | The loose wire gripper line apparatus of Sewing machines | |
| CN203475083U (en) | Roller structure in flat knitting machine | |
| CN101445989B (en) | Automatic curtain knitting machine | |
| CN203512953U (en) | Novel filament guiding device for elasticizer | |
| CN201893268U (en) | Transmission mechanism of disconnecting switch | |
| KR20110004276U (en) | The stitch tensions control device of a sewing machine | |
| CN202011951U (en) | Switching device of entire computer horizontal knitting machine | |
| CN204991515U (en) | Two power change -over switch's quick switching mechanism | |
| CN203013555U (en) | Drive device of opening and closing device | |
| CN208527072U (en) | A kind of turnover device for the production of hardware plate | |
| JP3156198U (en) | Sewing thread tension control device | |
| CN201610470U (en) | Thread tension control device of sewing machine | |
| CN204434916U (en) | With the Sewing machines of tension device | |
| CN202175809U (en) | Color changing base on full-computer flat knitting machine | |
| CN2892912Y (en) | Needle bar anti-drop-out device for corner seam sewing machine | |
| CN2892913Y (en) | Electromagnetic needle bar chang-over switch for corner seam sewing machine | |
| CN203049247U (en) | Thread clamping device of embroidery machine | |
| CN201339667Y (en) | Direct current short-stroke electromagnetic brake |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20200111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |