CN203593868U - Sewing machine sewing starting device with independent thread clamping device - Google Patents
Sewing machine sewing starting device with independent thread clamping device Download PDFInfo
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- CN203593868U CN203593868U CN201320757105.2U CN201320757105U CN203593868U CN 203593868 U CN203593868 U CN 203593868U CN 201320757105 U CN201320757105 U CN 201320757105U CN 203593868 U CN203593868 U CN 203593868U
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- thread
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- presser feet
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- clamping device
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Abstract
The utility model belongs to the technical field of sewing machines, and particularly relates to a sewing machine sewing starting device with an independent thread clamping device. The sewing machine sewing starting device comprises the thread clamping device and a thread cutting device, and the thread clamping device is the independent thread clamping device. The sewing machine sewing starting device structurally comprises an installation base, a driving device and a thread clamping plate, the installation base is connected with a machine head, the driving device and the thread clamping plate are arranged on the installation base, a thread hook is arranged on a movable rod of the driving device, a hook part is arranged at the front end of the thread hook and arranged in an opening of the thread clamping plate, the thread hook is controlled by the driving device to extend out of the opening of the thread clamping plate to hook an upper thread and retract back of the opening of the thread clamping plate to clamp the upper thread in the thread clamping plate, the thread cutting device for cutting the upper thread is arranged on a presser foot, and the motion of the driving device is controlled by a controller. According to the sewing machine sewing starting device, a thread head can be clamped after thread cutting through the thread clamping device, and the problem that the upper thread is loosened during sewing starting is solved. The facial thread sewing starting residual thread head is cut through the thread cutting device during sewing starting, and the sewing starting cluster (bird nest phenomenon) problem on sewing materials is fundamentally solved.
Description
Technical field:
The utility model belongs to sewing machine technique field, refers in particular to a kind of Sewing machines with independent wire-clamping device and plays seam device.
Background technology:
Non-off-line in order to have guaranteed seam when flat seam machine plays seam, need to keep sufficiently long the end of a thread at the line nose end of pin.This end of a thread major part in sewing process can remain in cloth and play seam place, forms a ball of string (being commonly called as Bird's Nest), affects sewing attractive in appearance.
In current flat seam machine, in order to solve the impact of a ball of string (being commonly called as Bird's Nest), on head threading path, be provided with electronics tension disk (few Bird's Nest electromagnet), by clamp line in the time stitching, a ball of string be pressed onto to the sewing back side, guarantee the attractive in appearance of sewing front.But using electronics tension disk is local change ball of string problem, still has a ball of string at the sewing back side.
Summary of the invention:
The purpose of this utility model is to provide a kind of clamps upper thread the end of a thread once sewing after having finished trimming, sews next time after starting the end of a thread is cut off, and plays seam device with the Sewing machines with independent wire-clamping device of eliminating a residual ball of string.
The utility model is achieved in that
An a kind of seam device with independent thread clamping mechanism, include and finished the thread cutting device clamping the wire-clamping device of upper thread the end of a thread after trimming and suture the end of a thread is cut off to eliminate a residual ball of string after next time, sewing started by sewing successively, described wire-clamping device is independent wire-clamping device, its structure is: include the mount pad being connected with head, on mount pad, be provided with driver and clamp, wired hook is set on the motion bar of driver, the front end of line hook is hook portion, hook portion is arranged in the opening of clamp, line is hooked in that the opening stretching out under the control of driver on clamp hooks upper thread and the opening of the clamp of retracting is clipped in upper thread in clamp, on presser feet, be provided with the thread cutting device that upper thread is cut off, the action of described driver is by controller control.
The side that one end of above-mentioned mount pad is fixed on the baseplane at presser bar place on head, the other end is positioned at presser feet, be installed with driver mount pad at the other end of mount pad, on driver mount pad, be provided with driver, on the baseplane of the driver mount pad of driver one side, be installed with clamp.
Above-mentioned thread cutting device is fixing thread cutting device, and concrete structure is: the rear side at pressing sole plane, needle falling hole is provided with cutting knife, within baseplane concordant with pressing sole plane or cutting knife, the baseplane of cutting knife is positioned at pressing sole plane.
Above-mentioned thread cutting device power thread cutting device, concrete structure is: stretch and have level board and vertical plate at an epitaxial lateral overgrowth of presser feet, described vertical plate is driver mount pad, driver is arranged on driver mount pad, on level board, be provided with rocking pin, one end and the rocking pin of presser feet fork plate are articulated and connected, the other end is connected with the motion bar of driver, on presser feet fork plate, be provided with open slot, one end of cutting knife is connected with the open slot of presser feet fork plate by bearing pin, the other end is arranged on the upper plane of presser feet, the overhanging driving presser feet fork of the motion bar plate of driver swings around the rocking pin being fixed on presser feet, presser feet fork plate swings and drives bearing pin to drive cutting knife to move and realize thread cutting action on presser feet, the action of described driver is by controller control.
The pressing plate that is provided with the motion of constraint cutting knife on above-mentioned presser feet, cutting knife and pressing plate form scissors.
The motion bar of above-mentioned driver is provided with slide block, and the bottom of slide block is provided with screw, and the respective end of presser feet fork plate is provided with open slot, and screw is arranged in open slot, is bolted with its spacing nut on the motion bar of slide block one side.
Above-mentioned driver is cylinder or electromagnet.
Above-mentioned driver is cylinder or electromagnet.
The advantage that the utility model is given prominence to is compared to existing technology:
1, the wire-clamping device of the utility model setting can be realized and after trimming, clamp the end of a thread, has stopped the problem of upper thread off-line in the time playing seam;
2, thread cutting device of the present utility model cuts off upper thread and plays the residual the end of a thread of seam playing when seam, has fundamentally eliminated and on sewing, has played suture group (Bird's Nest phenomenon) problem.
Accompanying drawing explanation:
Fig. 1 is one of structural representation of embodiment 1;
Fig. 2 be embodiment 1 structural representation two;
Fig. 3 is one of structural representation of embodiment 2;
Fig. 4 be embodiment 2 structural representation two.
The specific embodiment:
With specific embodiment, the utility model is further described below,
Embodiment 1: referring to Fig. 1-2:
An a kind of seam device with independent thread clamping mechanism, include and finished the thread cutting device clamping the wire-clamping device of upper thread the end of a thread after trimming and suture the end of a thread is cut off to eliminate a residual ball of string after next time, sewing started by sewing successively, described wire-clamping device is independent wire-clamping device, its structure is: include the mount pad 2 being connected with head 1, on mount pad 2, be provided with driver 3 and clamp 4, wired hook 6 is set on the motion bar 5 of driver 3, the front end of line hook 6 is hook portion, hook portion is arranged in the opening 7 of clamp 4, line hook 6 stretches out under the control of driver 3 that opening 7 on clamp 4 hooks suture and the opening 7 of the clamp 4 of retracting is clipped in suture in clamp 4, on presser feet 8, be provided with the action of the driver described in the thread cutting device of suture cut-out by controller control.。
The side that one end of above-mentioned mount pad 2 is fixed on the baseplane 9 of head 1 front end, the other end is positioned at presser feet 8, be installed with driver mount pad 10 at the other end of mount pad 2, on driver mount pad 10, be provided with driver 3, on the baseplane of the driver mount pad 10 of driver 3 one sides, be installed with clamp 4.
Above-mentioned thread cutting device is fixing thread cutting device, and concrete structure is: the rear side at presser feet 8 baseplanes, needle falling hole 11 is provided with cutting knife 12, within baseplane concordant with presser feet 5 baseplanes or cutting knife 12, the baseplane of cutting knife 12 is positioned at presser feet 8 baseplanes.Cutting knife 12 is fixed on presser feet 8 baseplanes by screw 26.
The operation principle of the present embodiment is:
In the course of the work, when the front trimming of once having sewed finishes, driver 3 promotes line hook 6 and stretches out, and by the end of a thread uncinate gyrus on pinprick, is clipped in clamp 4.
In the time that next time, sewing started, line is sewn in cloth, simultaneously because the end of a thread is sandwiched in clamp 4.The end of a thread is strained on the edge of a knife of cutting knife 12 by clamp 4 and sewing, because continuous feeding, the end of a thread will be cut off by the edge of a knife of cutting knife 12 in the time being tightened to a certain degree, forms the effect of having cut off suture head.
Above-mentioned driver 3 is cylinder or electromagnet.
Embodiment 2: referring to figure: 3-4:
The difference of the present embodiment and embodiment 1 is: the thread cutting device of the present embodiment is power thread cutting device:
Above-mentioned thread cutting device power thread cutting device, concrete structure is: stretch and have level board 13 and vertical plate 14 at an epitaxial lateral overgrowth of presser feet 8, described vertical plate 14 is driver mount pad, driver 15 is arranged on driver mount pad, on level board 13, be provided with rocking pin 16, one end and the rocking pin 16 of presser feet fork plate 17 are articulated and connected, the other end is connected with the motion bar 18 of driver 15, on presser feet fork plate 17, be provided with open slot 19, one end of cutting knife 20 is connected with the open slot 19 of presser feet fork plate 17 by bearing pin 21, the other end is arranged on the upper plane of presser feet 8, the overhanging driving presser feet fork of motion bar 18 plate 17 of driver 15 swings around the rocking pin 16 being fixed on presser feet 8, presser feet fork plate 17 swings and drives bearing pin 21 to drive cutting knife 20 to move and realize thread cutting action on presser feet 8, the action of described driver 15 is by controller control.
On above-mentioned presser feet 8, be provided with the pressing plate 22 that constraint cutting knife 20 moves, cutting knife 20 forms scissors with pressing plate 22, is convenient to be interrupted thicker suture.
The motion bar 18 of above-mentioned driver 15 is provided with slide block 23, the bottom of slide block 23 is provided with screw 24, the respective end of presser feet fork plate 17 is provided with open slot, and screw 24 is arranged in open slot, is bolted with its spacing nut 25 on the motion bar 18 of slide block 23 1 sides.
Above-mentioned driver 15 is cylinder or electromagnet.
The operation principle of the present embodiment:
In the course of the work, when the front trimming of once having sewed finishes, driver promotes line hook and stretches out, and by the end of a thread uncinate gyrus on pinprick, is clipped in clamp.
In the time that next time, sewing started, line is sewn in cloth, causes the end of a thread to be tightened up.Now driver 15 is with movable slider 23 to promote presser feet fork plate 17 to swing around rocking pin 16, and the swing of presser feet fork plate 17 promotes again cutting knife 20 and on presser feet 8, moves to pressing plate 22(as stationary knife) cutting edge on form scissors effect the end of a thread cut off.Run into the fine rule of easy end, possible cutting knife 20 does not need to move on pressing plate 22, just line has been cut off, and runs into difficult disconnected thick line, just needs the edge of a knife of cutting knife 20 and pressing plate 22 mutually to cut line is cut off.
Above-described embodiment is only one of preferred embodiment of the present utility model; not limit practical range of the present utility model with this; therefore: all equivalences of doing according to shape of the present utility model, structure, principle change, within all should being covered by protection domain of the present utility model.
Claims (8)
1. a Sewing machines with independent wire-clamping device plays seam device, it is characterized in that: include and finished the thread cutting device clamping the wire-clamping device of upper thread the end of a thread after trimming and suture the end of a thread is cut off to eliminate a residual ball of string after next time, sewing started by sewing successively, described wire-clamping device is independent wire-clamping device, its structure is: include the mount pad being connected with head, on mount pad, be provided with driver and clamp, wired hook is set on the motion bar of driver, the front end of line hook is hook portion, hook portion is arranged in the opening of clamp, line is hooked in that the opening stretching out under the control of driver on clamp hooks upper thread and the opening of the clamp of retracting is clipped in upper thread in clamp, on presser feet, be provided with the thread cutting device that upper thread is cut off, the action of described driver is by controller control.
2. a kind of Sewing machines with independent wire-clamping device according to claim 1 plays seam device, it is characterized in that: the side that one end of described mount pad is fixed on the baseplane at presser bar place on head, the other end is positioned at presser feet, be installed with driver mount pad at the other end of mount pad, on driver mount pad, be provided with driver, on the baseplane of the driver mount pad of driver one side, be installed with clamp.
3. a kind of Sewing machines with independent wire-clamping device according to claim 1 plays seam device, it is characterized in that: described thread cutting device is fixing thread cutting device, concrete structure is: the rear side at pressing sole plane, needle falling hole is provided with cutting knife, within baseplane concordant with pressing sole plane or cutting knife, the baseplane of cutting knife is positioned at pressing sole plane.
4. a kind of Sewing machines with independent wire-clamping device according to claim 1 plays seam device, it is characterized in that: described thread cutting device power thread cutting device, concrete structure is: stretch and have level board and vertical plate at an epitaxial lateral overgrowth of presser feet, described vertical plate is driver mount pad, driver is arranged on driver mount pad, on level board, be provided with rocking pin, one end and the rocking pin of presser feet fork plate are articulated and connected, the other end is connected with the motion bar of driver, on presser feet fork plate, be provided with open slot, one end of cutting knife is connected with the open slot of presser feet fork plate by bearing pin, the other end is arranged on the upper plane of presser feet, the overhanging driving presser feet fork of the motion bar plate of driver swings around the rocking pin being fixed on presser feet, presser feet fork plate swings and drives bearing pin to drive cutting knife to move and realize thread cutting action on presser feet, the action of described driver is by controller control.
5. a kind of Sewing machines with independent wire-clamping device according to claim 4 plays seam device, it is characterized in that: on described presser feet, be provided with the pressing plate of constraint cutting knife motion, cutting knife and pressing plate form scissors.
6. a kind of Sewing machines with independent wire-clamping device according to claim 4 plays seam device, it is characterized in that: the motion bar of described driver is provided with slide block, the bottom of slide block is provided with screw, the respective end of presser feet fork plate is provided with open slot, screw is arranged in open slot, is bolted with its spacing nut on the motion bar of slide block one side.
7. a kind of Sewing machines with independent wire-clamping device according to claim 4 plays seam device, it is characterized in that: described driver is cylinder or electromagnet.
8. a kind of Sewing machines with independent wire-clamping device according to claim 1 plays seam device, it is characterized in that: described driver is cylinder or electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320757105.2U CN203593868U (en) | 2013-11-26 | 2013-11-26 | Sewing machine sewing starting device with independent thread clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320757105.2U CN203593868U (en) | 2013-11-26 | 2013-11-26 | Sewing machine sewing starting device with independent thread clamping device |
Publications (1)
| Publication Number | Publication Date |
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| CN203593868U true CN203593868U (en) | 2014-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320757105.2U Expired - Fee Related CN203593868U (en) | 2013-11-26 | 2013-11-26 | Sewing machine sewing starting device with independent thread clamping device |
Country Status (1)
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| CN (1) | CN203593868U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104911838A (en) * | 2015-06-19 | 2015-09-16 | 杰克缝纫机股份有限公司 | Bird nest removing device for sewing machine and using method thereof |
| CN106319786A (en) * | 2016-10-25 | 2017-01-11 | 浙江中捷缝纫科技有限公司 | Thread grasping mechanism |
| CN108374246A (en) * | 2018-04-02 | 2018-08-07 | 强信机械科技(莱州)有限公司 | A kind of anti-Bird's Nest device of use in sewing machine |
| CN110892104A (en) * | 2017-02-16 | 2020-03-17 | 普法夫工业系统与机器公司 | Sewing machine and sewing method for producing a stitch |
| CN113005662A (en) * | 2021-04-17 | 2021-06-22 | 韦天亮 | Short thread end thread cutting device of column type sewing machine |
-
2013
- 2013-11-26 CN CN201320757105.2U patent/CN203593868U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104911838A (en) * | 2015-06-19 | 2015-09-16 | 杰克缝纫机股份有限公司 | Bird nest removing device for sewing machine and using method thereof |
| CN104911838B (en) * | 2015-06-19 | 2018-06-26 | 杰克缝纫机股份有限公司 | Sewing machine removes Bird's Nest device and application method |
| CN106319786A (en) * | 2016-10-25 | 2017-01-11 | 浙江中捷缝纫科技有限公司 | Thread grasping mechanism |
| CN110892104A (en) * | 2017-02-16 | 2020-03-17 | 普法夫工业系统与机器公司 | Sewing machine and sewing method for producing a stitch |
| CN110892104B (en) * | 2017-02-16 | 2022-11-11 | 普法夫工业系统与机器公司 | Sewing machine and sewing method for producing a stitch |
| CN108374246A (en) * | 2018-04-02 | 2018-08-07 | 强信机械科技(莱州)有限公司 | A kind of anti-Bird's Nest device of use in sewing machine |
| CN108374246B (en) * | 2018-04-02 | 2023-11-28 | 强信机械科技(莱州)有限公司 | Bird nest preventing device for sewing machine |
| CN113005662A (en) * | 2021-04-17 | 2021-06-22 | 韦天亮 | Short thread end thread cutting device of column type sewing machine |
| CN113005662B (en) * | 2021-04-17 | 2022-09-13 | 浙江星马精密制造有限公司 | Short thread end thread cutting device of column type sewing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: JACK SEWING CO., LTD. Free format text: FORMER NAME: NEW JACK SEWING MACHINE CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 318000 Taizhou Airport Road, Jiaojiang District, Zhejiang, No. 15 Patentee after: JACK SEWING MACHINE CO., LTD. Address before: 318000 Taizhou Airport Road, Jiaojiang District, Zhejiang, No. 15 Patentee before: New Jack Sewing Machine Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20201126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |