CN109930312A - A kind of lower thread cutting mechanism that cylinder directly drives - Google Patents
A kind of lower thread cutting mechanism that cylinder directly drives Download PDFInfo
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- CN109930312A CN109930312A CN201711355565.1A CN201711355565A CN109930312A CN 109930312 A CN109930312 A CN 109930312A CN 201711355565 A CN201711355565 A CN 201711355565A CN 109930312 A CN109930312 A CN 109930312A
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- moving knife
- cylinder
- lower thread
- thread cutting
- directly drives
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Abstract
The present invention provides the lower thread cutting mechanisms that a kind of cylinder directly drives, including bottom plate, moving knife, moving knife sliding equipment, moving knife position-limit mechanism and cylinder, moving knife is arranged on bottom plate by moving knife sliding equipment, and cylinder, which directly drives moving knife and horizontally slips under the position-limiting action of moving knife position-limit mechanism, completes trimming.With cylinder, directly the form of driving replaces original structure using link transmission to the lower thread cutting mechanism, slots and is limited directly on bottom plate, and without being further added by guide and limit plate, to reach simple structure, peace has the effect of that dress is convenient and trimming sound is small.
Description
Technical field:
The present invention relates to a kind of thread cutting mechanisms of sewing device.
Background technique:
The lower thread trimmer of sewing mechanism is all trimming to be completed by connecting rod form, then additional one drives on the market at present
Source causes structure very huge, excessively waste installation space, and sound is relatively rung when trimming.Such as the prior art
ZL201220614657.3 discloses a kind of suture shear for multineedle sewing machine, which includes seat board group
Part, loading plate, reciprocator and cutter group, cutter group is with reciprocator's linear movement, and the reciprocator of the device compares
Complexity, when installation, waste installation space.
Summary of the invention:
In order to solve the problems, such as background technique, the present invention simplifies existing lower thread trimmer, straight with cylinder
Drive form replaces original structure using link transmission, slots and is limited directly on bottom plate, without being further added by guiding limit
Position plate, to reach simple structure, peace has the effect of that dress is convenient and trimming sound is small.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of lower thread cutting mechanism that cylinder directly drives, including bottom plate, moving knife, moving knife sliding equipment, moving knife position-limit mechanism are gentle
Cylinder, moving knife are arranged on bottom plate by moving knife sliding equipment, and cylinder directly drives moving knife in the position-limiting action of moving knife position-limit mechanism
Under horizontally slip and complete trimming.
Moving knife sliding equipment includes sliding groove and sliding block, and sliding groove is arranged in the sliding groove of bottom edge, slides in sliding groove
Dynamic to be provided with sliding block, one end of moving knife is fixed on sliding block, and sliding block is directly driven by cylinder.
The moving knife position-limit mechanism includes moving knife limited block, and moving knife limited block is fixed on bottom plate, is had on moving knife limited block
There is limiting slot, is embedded in limiting slot in the middle part of moving knife.
Moving knife limited block is fixed by screws on bottom plate, and the top of moving knife limited block is provided with elastic slice, moving knife limited block
Lower part be provided with stationary knife.
Sliding block is fixedly linked with plate is drivingly connected, and is drivingly connected plate and is connected with the cylinder rod of cylinder, and cylinder rod is flexible to be driven
Sliding block horizontally slips.
Position corresponding with sliding block is provided with reset baffle block on bottom plate, and reset baffle block can control limit when adjustment moving knife resets
Position distance.
Cylinder limited block is additionally provided on the cylinder rod of cylinder, cylinder limited block is used to limit the stroke of cylinder.
Routing plate is further fixed on sliding block.
The cylinder is installed with the casing internal in sewing device.
The beneficial effects of the present invention are: directly being driven using cylinder, simple structure is easy for installation；Using the form built in cylinder,
It is limited during trimming by cylinder itself, trimming sound is small.
Detailed description of the invention:
Fig. 1 is the decomposition texture schematic diagram of lower thread cutting mechanism of the present invention；
Fig. 2 is the overall structure diagram of lower thread cutting mechanism of the present invention；
Fig. 3 is scheme of installation of the lower thread cutting mechanism of the present invention in sewing device.
Specific embodiment:
With specific embodiment, the invention will be further described below, referring to Fig. 1-3:
Embodiment 1
As shown in Figs. 1-2, the lower thread cutting mechanism that a kind of cylinder directly drives, including right cover 1 are provided with bottom plate 3 above right cover 1,
The adjustment bolt hole of strip is provided on bottom plate 3, bottom plate 3 is mounted in right cover 1 by screw after passing through adjustment bolt hole, spiral shell
It nails on and is fixed with cushion block 2, such bottom plate 3, which is kept certain height, is mounted on 1 top of right cover, and there are one between bottom plate 3 and right cover 1
Determine space.Bottom plate 3 is adjustable with respect to 1 left-right position of right cover.
The top of bottom plate 3 is provided with the first elastic slice 1, moving knife limited block 6 and stationary knife 7, the first elastic slice 1, moving knife by screw
Limited block 6 and stationary knife 7 are arranged from top to bottom, and screw passes through the first elastic slice 1, moving knife limited block 6 and stationary knife 7 and is fixed on three
3 top of bottom plate.Limiting slot is provided on moving knife limited block 6.
The lower surface of bottom plate 3 is equipped with the first pressing plate 13, the second pressing plate 14 and the second elastic slice 12.
Position on bottom plate 3 by proximal edge is provided with the sliding groove 11 of strip, is provided on sliding block 10 in sliding groove 11,
Moving knife 4 is fixed on sliding block 10, moving knife 4 is embedded in the limiting slot on moving knife limited block 6, and sliding block 10 slides in sliding groove 11
Moving knife 4 can be driven to horizontally slip.
Sliding block 10 is fixedly linked with plate 15 is drivingly connected, and is drivingly connected plate 15 and is connected with the cylinder rod of cylinder 17, cylinder 17
It is fixed on cylinder mounting plate 16.Band movable slider 10 horizontally slips that moving knife 4 is driven to horizontally slip after 17 stretching motion of cylinder,
Realize the function of trimming.
Position corresponding with sliding block 10 is provided with reset baffle block 8 on bottom plate 3, and reset baffle block 8 can control adjustment moving knife and reset
When limit distance.Cylinder limited block 18 is additionally provided on the cylinder rod of cylinder 17, cylinder limited block 18 is for limiting cylinder
Stroke.
Routing plate 9 is further fixed on sliding block 10.
As shown in figure 3, lower thread cutting mechanism 23 is directly installed on casing 19 by screw, lower thread cutting mechanism is arranged in needle plate
20 sides, 20 lower part of needle plate are provided with looper 21 and shield needle 22, and the cylinder setting of lower thread cutting mechanism is in sewing platform lower part, as gas
Structure built in cylinder is limited during trimming by cylinder itself, can achieve the small purpose of trimming sound.
When needing to be implemented trimming function, is sent instructions to solenoid valve by automatically controlled and controlled the air inlet/outlet of cylinder, in spy
Under fixed instruction, cylinder rod, which stretches out, drives moving knife to carry out hooking, and hooking completes the dynamic moving knife of exhaust hood reset strap and carries out trimming, thus
Complete the entire trimming process of lower thread trimmer.Make structure simpler in the form of cylinder directly drives, installation also facilitates, this hair
The advantages of bright lower thread cutting mechanism: directly being driven, simple structure using cylinder, the form built in easy for installation and cylinder, trimming
It is limited in the process by cylinder itself, trimming sound is small.
Above-described embodiment is only one of presently preferred embodiments of the present invention, and the implementation model of the utility model is not limited with this
Enclose, therefore: the equivalence changes that all shape, structures under this invention, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (9)
1. the lower thread cutting mechanism that a kind of cylinder directly drives, including bottom plate, moving knife, moving knife sliding equipment, moving knife position-limit mechanism and cylinder,
It is characterized in that, moving knife is arranged on bottom plate by moving knife sliding equipment, cylinder directly drives moving knife in moving knife position-limit mechanism
It horizontally slips under position-limiting action and completes trimming.
2. a kind of lower thread cutting mechanism that cylinder directly drives as described in claim 1, which is characterized in that moving knife sliding equipment includes sliding
The sliding groove of bottom edge is arranged in dynamic slot and sliding block, sliding groove, and sliding is provided with sliding block in sliding groove, and one end of moving knife is fixed
On sliding block, sliding block is directly driven by cylinder.
3. a kind of lower thread cutting mechanism that cylinder directly drives as claimed in claim 2, which is characterized in that the moving knife position-limit mechanism packet
Moving knife limited block is included, moving knife limited block is fixed on bottom plate, is had limiting slot on moving knife limited block, is embedded in limit in the middle part of moving knife
In the slot of position.
4. a kind of lower thread cutting mechanism that cylinder directly drives as claimed in claim 3, which is characterized in that moving knife limited block passes through screw
It is fixed on bottom plate, the top of moving knife limited block is provided with elastic slice, and the lower part of moving knife limited block is provided with stationary knife.
5. a kind of lower thread cutting mechanism that cylinder directly drives as claimed in claim 2, which is characterized in that sliding block and drive connection plate are solid
It is fixed to be connected, it is drivingly connected plate and is connected with the cylinder rod of cylinder, cylinder rod telescopic band movable slider horizontally slips.
6. a kind of lower thread cutting mechanism that cylinder directly drives as claimed in claim 4, which is characterized in that corresponding with sliding block on bottom plate
Position is provided with reset baffle block, and reset baffle block can control limit distance when adjustment moving knife resets.
7. a kind of lower thread cutting mechanism that cylinder directly drives as claimed in claim 4, which is characterized in that also set on the cylinder rod of cylinder
It is equipped with cylinder limited block, cylinder limited block is used to limit the stroke of cylinder.
8. a kind of lower thread cutting mechanism that cylinder directly drives as claimed in claim 4, which is characterized in that be further fixed on routing on sliding block
Plate.
9. a kind of lower thread cutting mechanism that cylinder directly drives as described in claim 1, which is characterized in that the cylinder, which is installed with, to be stitched
It threads the casing internal of device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711355565.1A CN109930312B (en) | 2017-12-16 | 2017-12-16 | Lower trimming mechanism directly driven by cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711355565.1A CN109930312B (en) | 2017-12-16 | 2017-12-16 | Lower trimming mechanism directly driven by cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109930312A true CN109930312A (en) | 2019-06-25 |
| CN109930312B CN109930312B (en) | 2021-06-01 |
Family
ID=66980908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711355565.1A Active CN109930312B (en) | 2017-12-16 | 2017-12-16 | Lower trimming mechanism directly driven by cylinder |
Country Status (1)
| Country | Link |
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| CN (1) | CN109930312B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130012A (en) * | 2019-07-01 | 2019-08-16 | 浙江龙泰缝纫设备有限公司 | Thread shearing device of sewing machine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5125351A (en) * | 1990-11-23 | 1992-06-30 | Kansai Special U.S.A. Corp. | Thread trimmer system for in-line chain stitch cylinder bed sewing machine |
| CN2841710Y (en) * | 2005-08-26 | 2006-11-29 | 飞跃集团有限公司 | Thread severing device |
| CN1982525B (en) * | 2005-12-16 | 2012-03-21 | 重机公司 | Wire cutting device for swwing machine |
| CN202913212U (en) * | 2012-11-19 | 2013-05-01 | 高林股份有限公司 | Suture shearing device used for multineedle sewing machine |
| CN203128827U (en) * | 2013-01-18 | 2013-08-14 | 精机机械厂股份有限公司 | Linear sliding type sewing machine thread cutting device |
| CN105420948A (en) * | 2015-12-29 | 2016-03-23 | 杰克缝纫机股份有限公司 | Thread trimming mechanism driving device for sewing machine |
| CN105624936A (en) * | 2016-03-16 | 2016-06-01 | 杰克缝纫机股份有限公司 | Thread trimming mechanism |
| CN105970506A (en) * | 2016-06-07 | 2016-09-28 | 杰克缝纫机股份有限公司 | Upper thread cutting mechanism of sewing machine |
| CN206245029U (en) * | 2016-11-29 | 2017-06-13 | 浙江中捷缝纫科技有限公司 | A kind of thread cutting mechanism of sewing machine surface thread |
-
2017
- 2017-12-16 CN CN201711355565.1A patent/CN109930312B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5125351A (en) * | 1990-11-23 | 1992-06-30 | Kansai Special U.S.A. Corp. | Thread trimmer system for in-line chain stitch cylinder bed sewing machine |
| CN2841710Y (en) * | 2005-08-26 | 2006-11-29 | 飞跃集团有限公司 | Thread severing device |
| CN1982525B (en) * | 2005-12-16 | 2012-03-21 | 重机公司 | Wire cutting device for swwing machine |
| CN202913212U (en) * | 2012-11-19 | 2013-05-01 | 高林股份有限公司 | Suture shearing device used for multineedle sewing machine |
| CN203128827U (en) * | 2013-01-18 | 2013-08-14 | 精机机械厂股份有限公司 | Linear sliding type sewing machine thread cutting device |
| CN105420948A (en) * | 2015-12-29 | 2016-03-23 | 杰克缝纫机股份有限公司 | Thread trimming mechanism driving device for sewing machine |
| CN105624936A (en) * | 2016-03-16 | 2016-06-01 | 杰克缝纫机股份有限公司 | Thread trimming mechanism |
| CN105970506A (en) * | 2016-06-07 | 2016-09-28 | 杰克缝纫机股份有限公司 | Upper thread cutting mechanism of sewing machine |
| CN206245029U (en) * | 2016-11-29 | 2017-06-13 | 浙江中捷缝纫科技有限公司 | A kind of thread cutting mechanism of sewing machine surface thread |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130012A (en) * | 2019-07-01 | 2019-08-16 | 浙江龙泰缝纫设备有限公司 | Thread shearing device of sewing machine |
| CN110130012B (en) * | 2019-07-01 | 2021-03-30 | 浙江龙泰缝纫设备有限公司 | Thread cutting device of sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109930312B (en) | 2021-06-01 |
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Address after: 318000 no.1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Jack Technology Co.,Ltd. Address before: 318010 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Patentee before: JACK SEWING MACHINE Co.,Ltd. |