CN205152560U - Automatic trimming blade disc of sewing machine - Google Patents
Automatic trimming blade disc of sewing machine Download PDFInfo
- Publication number
- CN205152560U CN205152560U CN201520831252.9U CN201520831252U CN205152560U CN 205152560 U CN205152560 U CN 205152560U CN 201520831252 U CN201520831252 U CN 201520831252U CN 205152560 U CN205152560 U CN 205152560U
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- CN
- China
- Prior art keywords
- movable carriage
- dead knife
- cutterhead
- immovable support
- base plate
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Abstract
The utility model discloses an automatic trimming blade disc of sewing machine, including blade disc bottom plate, activity sword device, dead knife device and drive arrangement, wherein: the dead knife device include dead knife and immovable support, dead knife fixed mounting installs on the blade disc bottom plate at immovable support one end, the immovable support other end, movable sword device include movable carriage and activity sword, activity sword fixed mounting uses in movable carriage tip and dead knife cooperation, movable carriage movable mounting is on the blade disc bottom plate, drive arrangement be connected with movable carriage for promotion activity sword concertina movement. The utility model discloses possess the effectual advantage of simple structure, long service life and trimming, the utility model discloses extensively be applicable to sewing or the field of tailorring.
Description
Technical field
The utility model belongs to sewing tailoring technique field, relates to Sewing machines field, particularly relates to a kind of Sewing machines automatic shearing cutterhead.
Background technology
Growing at present along with sewing machine technique, in order to improve plant produced efficiency, reduce workman's workload, ensure the continuity of operation, most industrial sewing machine all adds automatic thread trimming device, to reach laborsaving, power saving, less manpower.At present, the automatic thread trimming device of Sewing machines to be matched trimming by movable blade, dead knife.
In the trimming cutterhead of existing market application; due to the shortcoming that anchor point is unadjustable, anchor point can not carry out backlash compensation; through often there will be parts wear after Long-Time Service; machining accuracy is constantly reduced; when movable blade is stretched out, direction is departed from, thus there is the problem cannot carrying out long-time stable trimming.
Summary of the invention
The purpose of this utility model is the deficiency for existing automatic shearing cutterhead, provides that a kind of structure is simple, long service life and the effective Sewing machines automatic shearing cutterhead of trimming.
To achieve these goals, the utility model have employed following technical scheme:
A kind of Sewing machines automatic shearing cutterhead, comprise cutterhead base plate, movable blade device, dead knife device and drive unit, wherein: described dead knife device comprises dead knife and immovable support, and dead knife is fixedly mounted on immovable support one end, the immovable support other end is arranged on cutterhead base plate; Described movable blade device comprises movable carriage and movable blade, movable blade be fixedly mounted on movable carriage end and dead knife with the use of, movable carriage is movably arranged on cutterhead base plate; Described drive unit is connected with movable carriage, for promoting movable blade stretching motion.
Further, described cutterhead base plate is also provided with movable carriage with the use of spring, spring one end is movably arranged on cutterhead base plate, and the other end coordinates with the breach on movable carriage to be installed.Spring can make bearing and sliding tray I and sliding tray II tightr, thus solution uses movable blade long afterwards to occur the problem of play.
Further, described immovable support is also provided with location adjustment sheet I and location adjustment sheet II, location adjustment sheet I and location adjustment sheet II are for regulating the scope of activities limiting movable carriage.
Further, described movable carriage is provided with helical pitch groove, sliding tray I and sliding tray II, sliding tray I and sliding tray II connect into continual chute, and in an angle, rounding process is carried out in the junction of two sections of grooves to the center line shape of sliding tray I and sliding tray II.
Further, described immovable support is provided with auxiliary locator, auxiliary locator comprises banking pin, location-plate, auxiliary positioning pin and rolling bearing, auxiliary positioning pin and rolling bearing and location-plate screw are installed together, banking pin, auxiliary positioning pin and rolling bearing are located in helical pitch groove, and location-plate is fixedly mounted on immovable support by screw.
Further, described immovable support is connected by rolling bearing with cutterhead base plate, and immovable support and movable carriage can be rotated around the axis of bearing; Described movable carriage is flexibly connected with cutterhead base plate by Limit Bearing, makes bearing can be more smooth and easyly mobile in sliding tray I and sliding tray II.
Further, described drive unit is driving lever, and driving lever is flexibly connected by removable pin with cutterhead base plate, and driving lever one end power connects, and the other end is set to arc end, and arc end coordinates with the draw-in groove on movable carriage to be installed.
Further, described movable blade end is provided with two blades and hooks, and blade hooks and coordinates with the blade of dead knife, reaches staggered object of cutting off line.
Further, described dead knife is fixedly mounted on immovable support end, and forms a slot between dead knife and immovable support, and slot is used for the flexible use of movable blade.
Further, described auxiliary positioning pin is one or two.
The beneficial effects of the utility model:
The utility model adopts spring that bearing and sliding tray I and sliding tray II can be made tightr, thus solution uses movable blade long afterwards to occur the problem of play; By adopt location adjustment sheet I and location adjustment sheet II from both sides by activity to compression; through often there will be parts wear after solving Long-Time Service; machining accuracy is constantly reduced, and when movable blade is stretched out, direction is departed from, thus there is the problem cannot carrying out long-time stable trimming.The utility model has that structure is simple, long service life and the effective advantage of trimming, and the utility model is widely used in sewing or cutting field.
Accompanying drawing explanation
Accompanying drawing 1 is the Sewing machines automatic shearing cutter head structure schematic diagram of embodiment;
Accompanying drawing 2 is that the movable carriage of embodiment and movable blade combine schematic diagram.
Identify in figure: 1-cutterhead base plate, 2-movable carriage, 21-sliding tray I, 22-sliding tray II, 23-helical pitch groove, 24-draw-in groove, 3-spring, 4a-Limit Bearing, 4b-rolling bearing, 5-immovable support, 51-auxiliary positioning pin, 52-banking pin, 53-rolling bearing, 54-location-plate, 6a-locate adjustment sheet I, 6b-locates adjustment sheet II, 7-dead knife, 8-movable blade, 9-driving lever, 10-removable pin.
Detailed description of the invention
With reference to the accompanying drawings, detailed description of the invention of the present utility model is further described in detail.
Embodiment 1:
As shown in Figure 1, 2, a kind of Sewing machines automatic shearing cutterhead, comprises cutterhead base plate 1, movable blade device, dead knife device and drive unit.Dead knife device comprises dead knife 7 and immovable support 5, dead knife 7 is fixedly mounted on immovable support 5 one end, immovable support 5 other end is arranged on cutterhead base plate 1, immovable support 5 is provided with location adjustment sheet I 6a and location adjustment sheet II 6b, and location adjustment sheet I 6a and location adjustment sheet II 6b is for regulating the scope of activities limiting movable carriage 2.Movable blade device comprises movable carriage 2 and movable blade 8, movable blade 8 be fixedly mounted on movable carriage 2 end and dead knife 7 with the use of, movable carriage 2 is movably arranged on cutterhead base plate 1.Drive unit is connected with movable carriage 2, for promoting movable blade 8 stretching motion.Cutterhead base plate 1 is also provided with movable carriage 2 with the use of spring 3, spring 3 one end is movably arranged on cutterhead base plate 1, and the other end coordinates with the breach on movable carriage 2 to be installed.
Immovable support 5 is provided with auxiliary locator, auxiliary locator comprises banking pin 52, location-plate 54, auxiliary positioning pin 51 and rolling bearing 53, auxiliary positioning pin 51 is two, auxiliary positioning pin 51 and rolling bearing 53 are installed together with location-plate 54 screw, banking pin 52, auxiliary positioning pin 51 and rolling bearing 53 are located in helical pitch groove 23, and location-plate 54 is fixedly mounted on immovable support 5 by screw.
Movable carriage 2 is provided with helical pitch groove 23, sliding tray I 21 and sliding tray II 22, sliding tray I 21 and sliding tray II 22 connect into continual chute, in an angle, rounding process is carried out in the junction of two sections of grooves to the center line shape of sliding tray I 21 and sliding tray II 22.
Immovable support 5 is connected by rolling bearing 4b with cutterhead base plate 1; Described movable carriage 2 is flexibly connected with cutterhead base plate 1 by Limit Bearing 4a.
Drive unit is driving lever 9, and driving lever 9 is flexibly connected by removable pin 10 with cutterhead base plate 1, and driving lever 9 one end power connects, and the other end is set to arc end, and arc end coordinates with the draw-in groove 24 on movable carriage 2 to be installed.
Movable blade 8 end is provided with two blades and hooks, and blade hooks and coordinates with the blade of dead knife 7, reaches staggered object of cutting off line.
Dead knife 7 is fixedly mounted on immovable support 5 end, and forms a slot between dead knife 7 and immovable support 5, and slot is used for the flexible use of movable blade 8.
Embodiment 2:
As shown in Figure 1, 2, a kind of Sewing machines automatic shearing cutterhead, comprises cutterhead base plate 1, movable blade device, dead knife device and drive unit.Dead knife device comprises dead knife 7 and immovable support 5, dead knife 7 is fixedly mounted on immovable support 5 one end, immovable support 5 other end is arranged on cutterhead base plate 1, immovable support 5 is provided with location adjustment sheet I 6a and location adjustment sheet II 6b, and location adjustment sheet I 6a and location adjustment sheet II 6b is for regulating the scope of activities limiting movable carriage 2.Movable blade device comprises movable carriage 2 and movable blade 8, movable blade 8 be fixedly mounted on movable carriage 2 end and dead knife 7 with the use of, movable carriage 2 is movably arranged on cutterhead base plate 1.Drive unit is connected with movable carriage 2, for promoting movable blade 8 stretching motion.Cutterhead base plate 1 is also provided with movable carriage 2 with the use of spring 3, spring 3 one end is movably arranged on cutterhead base plate 1, and the other end coordinates with the breach on movable carriage 2 to be installed.
Immovable support 5 is provided with auxiliary locator, auxiliary locator comprises banking pin 52, location-plate 54, auxiliary positioning pin 51 and rolling bearing 53, auxiliary positioning pin 51 is one, auxiliary positioning pin 51 and rolling bearing 53 are installed together with location-plate 54 screw, banking pin 52, auxiliary positioning pin 51 and rolling bearing 53 are located in helical pitch groove 23, and location-plate 54 is fixedly mounted on immovable support 5 by screw.
Movable carriage 2 is provided with helical pitch groove 23, sliding tray I 21 and sliding tray II 22, sliding tray I 21 and sliding tray II 22 connect into continual chute, in an angle, rounding process is carried out in the junction of two sections of grooves to the center line shape of sliding tray I 21 and sliding tray II 22.
Immovable support 5 is connected by rolling bearing 4b with cutterhead base plate 1; Described movable carriage 2 is flexibly connected with cutterhead base plate 1 by Limit Bearing 4a.
Drive unit is driving lever 9, and driving lever 9 is flexibly connected by removable pin 10 with cutterhead base plate 1, and driving lever 9 one end power connects, and the other end is set to arc end, and arc end coordinates with the draw-in groove 24 on movable carriage 2 to be installed.
Movable blade 8 end is provided with two blades and hooks, and blade hooks and coordinates with the blade of dead knife 7, reaches staggered object of cutting off line.
Dead knife 7 is fixedly mounted on immovable support 5 end, and forms a slot between dead knife 7 and immovable support 5, and slot is used for the flexible use of movable blade 8.
Above-described embodiment, just one of more preferably concrete mode of the present utility model, the usual change that those skilled in the art carry out within the scope of technical solutions of the utility model and replacement all should be included in protection domain of the present utility model.
Claims (10)
1. a Sewing machines automatic shearing cutterhead, comprise cutterhead base plate (1), movable blade device, dead knife device and drive unit, it is characterized in that: described dead knife device comprises dead knife (7) and immovable support (5), dead knife (7) is fixedly mounted on immovable support (5) one end, and immovable support (5) other end is arranged on cutterhead base plate (1); Described movable blade device comprises movable carriage (2) and movable blade (8), movable blade (8) be fixedly mounted on movable carriage (2) end and dead knife (7) with the use of, movable carriage (2) is movably arranged on cutterhead base plate (1); Described drive unit is connected with movable carriage (2), for promoting movable blade (8) stretching motion.
2. Sewing machines automatic shearing cutterhead according to claim 1, it is characterized in that: described cutterhead base plate (1) is also provided with movable carriage (2) with the use of spring (3), spring (3) one end is movably arranged on cutterhead base plate (1), and the other end coordinates with the breach on movable carriage (2) to be installed.
3. Sewing machines automatic shearing cutterhead according to claim 1, it is characterized in that: described immovable support (5) is also provided with location adjustment sheet I (6a) and location adjustment sheet II (6b), location adjustment sheet I (6a) and location adjustment sheet II (6b) are for regulating the scope of activities limiting movable carriage (2).
4. the Sewing machines automatic shearing cutterhead according to claim 1 or 3, it is characterized in that: described immovable support (5) is provided with auxiliary locator, auxiliary locator comprises banking pin (52), location-plate (54), auxiliary positioning pin (51) and rolling bearing (53), auxiliary positioning pin (51) and rolling bearing (53) are installed together with location-plate (54) screw, banking pin (52), auxiliary positioning pin (51) and rolling bearing (53) are located in helical pitch groove (23), and location-plate (54) is fixedly mounted on immovable support (5) by screw.
5. the Sewing machines automatic shearing cutterhead according to claim 1-3 any one, it is characterized in that: described movable carriage (2) is provided with helical pitch groove (23), sliding tray I (21) and sliding tray II (22), sliding tray I (21) and sliding tray II (22) connect into continual chute, in an angle, rounding process is carried out in the junction of two sections of grooves to the center line shape of sliding tray I (21) and sliding tray II (22).
6. Sewing machines automatic shearing cutterhead according to claim 1, is characterized in that: described immovable support (5) is connected by rolling bearing (4b) with cutterhead base plate (1); Described movable carriage (2) is flexibly connected with cutterhead base plate (1) by Limit Bearing (4a).
7. Sewing machines automatic shearing cutterhead according to claim 1, it is characterized in that: described drive unit is driving lever (9), driving lever (9) is flexibly connected by removable pin (10) with cutterhead base plate (1), driving lever (9) one end power connects, the other end is set to arc end, and arc end coordinates with the draw-in groove (24) on movable carriage (2) to be installed.
8. Sewing machines automatic shearing cutterhead according to claim 1, is characterized in that: described movable blade (8) end is provided with two blades and hooks, and blade hooks and coordinates with the blade of dead knife (7), reaches staggered object of cutting off line.
9. Sewing machines automatic shearing cutterhead according to claim 1, it is characterized in that: described dead knife (7) is fixedly mounted on immovable support (5) end, and forming a slot between dead knife (7) and immovable support (5), slot is used for the flexible use of movable blade (8).
10. Sewing machines automatic shearing cutterhead according to claim 4, is characterized in that: described auxiliary positioning pin (51) is one or two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520831252.9U CN205152560U (en) | 2015-10-26 | 2015-10-26 | Automatic trimming blade disc of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520831252.9U CN205152560U (en) | 2015-10-26 | 2015-10-26 | Automatic trimming blade disc of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205152560U true CN205152560U (en) | 2016-04-13 |
Family
ID=55688275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520831252.9U Expired - Fee Related CN205152560U (en) | 2015-10-26 | 2015-10-26 | Automatic trimming blade disc of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205152560U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107401004A (en) * | 2017-08-11 | 2017-11-28 | 杰克缝纫机股份有限公司 | A kind of sewing machine trimming cutterhead |
| CN109112733A (en) * | 2018-09-26 | 2019-01-01 | 杰克缝纫机股份有限公司 | A kind of defence line rough cutter disk and sewing machine |
-
2015
- 2015-10-26 CN CN201520831252.9U patent/CN205152560U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107401004A (en) * | 2017-08-11 | 2017-11-28 | 杰克缝纫机股份有限公司 | A kind of sewing machine trimming cutterhead |
| CN109112733A (en) * | 2018-09-26 | 2019-01-01 | 杰克缝纫机股份有限公司 | A kind of defence line rough cutter disk and sewing machine |
| CN109112733B (en) * | 2018-09-26 | 2020-11-27 | 杰克缝纫机股份有限公司 | Thread-fuzzing-preventing cutter head and sewing machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20191026 |