CN209128693U - A kind of sewing machine and its cutting facility - Google Patents
A kind of sewing machine and its cutting facility Download PDFInfo
- Publication number
- CN209128693U CN209128693U CN201821328955.XU CN201821328955U CN209128693U CN 209128693 U CN209128693 U CN 209128693U CN 201821328955 U CN201821328955 U CN 201821328955U CN 209128693 U CN209128693 U CN 209128693U
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- China
- Prior art keywords
- tool apron
- moving knife
- knife
- inductor
- blade face
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Abstract
The utility model relates to technical field of sewing machines, disclose a kind of sewing machine and its cutting facility, including tool apron (1), the front end of tool apron (1) is equipped with the stationary knife (2) and inductor (12) connecting with tool apron (1), inductor (12) is located at the left of stationary knife (2), it is additionally provided on tool apron (1) and tool apron (1) hinged moving knife (3), moving knife (3) rotates upwardly and downwardly on tool apron (1), moving knife (3) is located at the rear of stationary knife (2), the trailing flank of stationary knife (2) is stationary knife blade face (5), the leading flank of moving knife (3) is moving knife blade face (4), stationary knife blade face (5) is parallel with moving knife blade face (4) and offsets.The end of a thread is shorter more stable after the utility model trimming, completion, which avoids, switches to sewing, inductor is not easy to be blocked by line pigtail in side, it is not easy the case where not trimming occur, it is reduced using such mechanism installation difficulty of processing, the material ranges that can be selected are big, reduce trimming noise, and use is more durable.
Description
Technical field
The utility model relates to technical field of sewing machines more particularly to a kind of sewing machines and its cutting facility.
Background technique
The thread trimmer group stationary knife installation site of present overedger is that cutting position sets left rear side, so sensor location is to cut
Among the rear of line position, cause trimming the end of a thread long, line pigtail easily blocks inductor, leads to not trimming.Or inductor and stationary knife
Integration, inductor are located in front of trimming position, and when such trimming may cut sewing, and stationary knife difficulty of processing is big, and material is wanted
It asks high, causes trimming noise big, it is easy to wear.
Summary of the invention
The shortcomings that the utility model for material low precision is cut in the prior art provides one kind and cuts material sewing machine with high accuracy
And its cutting facility.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals:
A kind of cutting facility of sewing machine, including tool apron, the front end of tool apron are equipped with the stationary knife and inductor that connect with tool apron,
Inductor is located at the left of stationary knife, and the moving knife hinged with tool apron is additionally provided on tool apron, and moving knife rotates upwardly and downwardly on tool apron, and moving knife is set
At the rear of stationary knife, the trailing flank of stationary knife is stationary knife blade face, and the leading flank of moving knife is moving knife blade face, stationary knife blade face and dynamic
Knife blade face is parallel and offsets.
Preferably, inductor is located at the left side of tool apron and is fixedly connected on tool apron by screw, the upper end of inductor
Face is flushed with the upper surface of tool apron, and the induction point inside inductor front end is flushed with moving knife blade face.
Preferably, the rear side of tool apron is equipped with the movable arbor connecting with tool apron, the right end of moving knife and the front end of movable arbor connect
It connects, movable arbor rotation drives moving knife rotation, and the rear side of tool apron is equipped with moving knife axle bed, and movable arbor is arranged in moving knife axle bed.
Preferably, the quantity of moving knife axle bed is two and respectively in the rear end of the front end of tool apron and tool apron, moving knife axle bed
Between be equipped with holddown spring, holddown spring is set on movable arbor, the moving knife axle bed phase of the rear end and tool apron rear end of holddown spring
It supports, movable arbor is equipped with the circlip being set on movable arbor, and circlip is fixedly connected with movable arbor, the front end of holddown spring and circlip
It offsets.
Preferably, further including the aspiration channel connecting with tool apron, aspiration channel is located at the lower section of tool apron, the suction of aspiration channel front end
Air port is located at the lower section of moving knife.
A kind of sewing machine, including above-described cutting facility.
The utility model is due to using above technical scheme, and have significant technical effect: the end of a thread is shorter more after trimming
Stablize, completion, which avoids, switches to sewing, and inductor is not easy to be blocked by line pigtail in side, that is, is not easy the feelings for not trimming occur
Condition is reduced using such mechanism installation difficulty of processing, and the material ranges that can be selected are big, trimming noise reduced, using more
It is durable.
Detailed description of the invention
Fig. 1 is first schematic perspective view of the utility model.
Fig. 2 is second schematic perspective view of the utility model.
Fig. 3 is the overlooking structure diagram of the utility model.
The toponym that each number designation is referred in attached drawing is as follows: 1-tool apron, 2-stationary knifes, 3-moving knife, 4-moving knife
Blade face, 5-stationary knife blade faces, 6-movable arbors, 7-moving knife axle beds, 8-holddown springs, 9-circlips, 10-aspiration channels,
11-mounting bases, 12-inductors.
Specific embodiment
The utility model is described in further detail with embodiment with reference to the accompanying drawing.
Embodiment 1
A kind of cutting facility of sewing machine, as shown in Figure 1 to Figure 3, including tool apron 1, the front end of tool apron 1 are equipped with and tool apron 1
The stationary knife 2 and inductor 12 of connection, inductor 12 are located at the left of stationary knife 2, the moving knife hinged with tool apron 1 are additionally provided on tool apron 1
3, moving knife 3 rotates upwardly and downwardly on tool apron 1, and moving knife 3 is located at the rear of stationary knife 2, and the trailing flank of stationary knife 2 is stationary knife blade face 5, moves
The leading flank of knife 3 is moving knife blade face 4, and stationary knife blade face 5 is parallel with moving knife blade face 4 and offsets, the rear side of tool apron 1 equipped with
The mounting base 11 that tool apron 1 connects, mounting base 11 are connect with casing, and tool apron 1 is mounted on casing by mounting base 11.Inductor
12 for detecting whether sewing reaches designated position, when sewing passes through inductor 12, the control terminal of sewing machine receive from
The signal of inductor 12, control terminal control moving knife 3 and rotate, and cooperate moving knife 3 with stationary knife 2 and cut to the end of a thread of sewing, this
The high degree of automation that technology is cut, cutting precision is good, improves the working efficiency of cutting.
Inductor 12 is located at the left side of tool apron 1 and is fixedly connected on tool apron 1 by screw, the upper surface of inductor 12
It is flushed with the upper surface of tool apron 1, the induction point inside 12 front end of inductor is flushed with moving knife blade face 4.When sewing is by incuding
When device 12, control terminal can control the rotation of moving knife 3 at the first time, so that moving knife 3 and stationary knife 2 is cooperated the end of a thread cut off on sewing, protect
It is short as far as possible and sewing will not be switched to hold the end of a thread residual, the smoothness of sewing passed through can be kept, improve the precision of work with
And the product quality of sewing；The rear side of tool apron 1 is equipped with the movable arbor 6 that connect with tool apron 1, the right end of moving knife 3 with before movable arbor 6
End connection, movable arbor 6 drive moving knife 3 to rotate upwardly and downwardly, and the rear side of tool apron 1 is equipped with moving knife axle bed 7, and movable arbor 6 is arranged in movable arbor
In seat 7.Movable arbor 6 rotates in moving knife axle bed 7 and moving knife 3 is driven to rotate, and improves stability when movable arbor 6 rotates, avoids
The shaking of movable arbor 6 improves the stability of cutting to guarantee stability when moving knife 3 works.
The quantity of moving knife axle bed 7 is two and sets between the rear end of the front end of tool apron 1 and tool apron 1, moving knife axle bed 7 respectively
There is holddown spring 8, holddown spring 8 is set on movable arbor 6,7 phase of moving knife axle bed of the rear end and 1 rear end of tool apron of holddown spring 8
It supports, movable arbor 6 is equipped with the circlip 9 being set on movable arbor 6, and circlip 9 is fixedly connected with movable arbor 6, the front end of holddown spring 8
It offsets with circlip 9.Holddown spring 8 is limited by circlip 9, and holddown spring 8 gives the forward thrust of movable arbor 6 by circlip 9, due to
The moving knife blade face 4 of moving knife 3 is located at the rear side of the stationary knife blade face 5 of stationary knife 2, keeps moving knife blade face 4 and stationary knife blade face 5 tight
It is close to offset, so that moving knife 3 and stationary knife 2 is cooperated the rapid cutting off thread end of energy, improves the efficiency of cutting；It further include being connect with tool apron 1
Aspiration channel 10, aspiration channel 10 are located at the lower section of tool apron 1, and the air inlet of 10 front end of aspiration channel is located at the lower section of moving knife 3.Facilitating will cut
The end of a thread inspiration aspiration channel 10 after broken is simultaneously discharged, and guarantees the cleaning of tool apron 1, and avoiding extra the end of a thread from squeezing influences moving knife 3 and stationary knife 2
Work.The end of a thread is shorter more stable after this technology trimming, and completion, which avoids, switches to sewing, and inductor 12 is not easy in side by line
Pigtail blocks, that is, is not easy the case where not trimming occur, is reduced using such mechanism installation difficulty of processing, the material that can be selected
Range is big, reduces trimming noise, and use is more durable.
A kind of sewing machine, including above-described cutting facility.
In short, the above is only the preferred embodiment of the present invention, it is all according to present utility model application the scope of the patents institute
The equivalent changes and modifications of work should all belong to the covering scope of the utility model patent.
Claims (6)
1. a kind of cutting facility of sewing machine, including tool apron (1), it is characterised in that: the front end of tool apron (1) is equipped with and tool apron (1)
The stationary knife (2) and inductor (12) of connection, inductor (12) are located at the left of stationary knife (2), are additionally provided on tool apron (1) and tool apron
(1) hinged moving knife (3), moving knife (3) rotate upwardly and downwardly on tool apron (1), and moving knife (3) is located at the rear of stationary knife (2), stationary knife (2)
Trailing flank be stationary knife blade face (5), the leading flank of moving knife (3) is moving knife blade face (4), stationary knife blade face (5) and moving knife knife
Blade surface (4) is parallel and offsets.
2. a kind of cutting facility of sewing machine according to claim 1, it is characterised in that: inductor (12) is located at tool apron
(1) it left side and is fixedly connected on tool apron (1) by screw, the upper surface of inductor (12) and the upper surface of tool apron (1) are neat
Flat, the induction point inside inductor (12) front end is flushed with moving knife blade face (4).
3. a kind of cutting facility of sewing machine according to claim 1, it is characterised in that: the rear side of tool apron (1) be equipped with
The movable arbor (6) of tool apron (1) connection, the right end of moving knife (3) are fixedly connected with the front end of movable arbor (6), and movable arbor (6) rotates band
The rear side of dynamic moving knife (3) rotation, tool apron (1) is equipped with moving knife axle bed (7), and movable arbor (6) is arranged in moving knife axle bed (7).
4. a kind of cutting facility of sewing machine according to claim 3, it is characterised in that: the quantity of moving knife axle bed (7) is
Two and respectively between the rear end of the front end of tool apron (1) and tool apron (1), moving knife axle bed (7) be equipped with holddown spring (8), compress
Spring (8) is set on movable arbor (6), and the moving knife axle bed (7) of the rear end and tool apron (1) rear end of holddown spring (8) offsets, moving knife
Axis (6) is equipped with the circlip (9) being set on movable arbor (6), and circlip (9) is fixedly connected with movable arbor (6), holddown spring (8)
Front end offset with circlip (9).
5. a kind of cutting facility of sewing machine according to claim 1, it is characterised in that: further include being connect with tool apron (1)
Aspiration channel (10), aspiration channel (10) is located at the lower section of tool apron (1), and the air inlet of aspiration channel (10) front end is located at moving knife (3)
Lower section.
6. a kind of sewing machine, it is characterised in that: including cutting facility described in any one of claim 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821328955.XU CN209128693U (en) | 2018-08-16 | 2018-08-16 | A kind of sewing machine and its cutting facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821328955.XU CN209128693U (en) | 2018-08-16 | 2018-08-16 | A kind of sewing machine and its cutting facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209128693U true CN209128693U (en) | 2019-07-19 |
Family
ID=67228498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821328955.XU Active CN209128693U (en) | 2018-08-16 | 2018-08-16 | A kind of sewing machine and its cutting facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209128693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359194A (en) * | 2019-07-24 | 2019-10-22 | 杰克缝纫机股份有限公司 | A kind of trimming air intake device and sewing machine |
-
2018
- 2018-08-16 CN CN201821328955.XU patent/CN209128693U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359194A (en) * | 2019-07-24 | 2019-10-22 | 杰克缝纫机股份有限公司 | A kind of trimming air intake device and sewing machine |
| CN110359194B (en) * | 2019-07-24 | 2021-06-04 | 杰克缝纫机股份有限公司 | Trimming air suction device and sewing machine |
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