CN201459376U - Presser foot device of tacking machine - Google Patents
Presser foot device of tacking machine Download PDFInfo
- Publication number
- CN201459376U CN201459376U CN2009200778493U CN200920077849U CN201459376U CN 201459376 U CN201459376 U CN 201459376U CN 2009200778493 U CN2009200778493 U CN 2009200778493U CN 200920077849 U CN200920077849 U CN 200920077849U CN 201459376 U CN201459376 U CN 201459376U
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- CN
- China
- Prior art keywords
- bar
- presser
- tacking machine
- lifting arm
- foot device
- 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 - Lifetime
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Abstract
The utility model provides a presser foot device of a tacking machine. The presser foot device comprises a middle presser foot, a presser foot, a presser bar and a lifting bar, wherein the middle presser foot is connected with the lower end of the presser bar; a middle presser foot slider is mounted at the upper end of the presser bar; a connection pin is arranged on the lifting bar; and the lifting bar can rotate up and down around the connection pin and is connected with the middle presser foot slider in a contact manner. The presser foot device also includes a work lifting mechanism and a pneumatic lifting mechanism. The presser foot device can effectively prevent the occurrence of skipping stitch of the tacking machine during sewing, so that the sewn stitch meets the industry standard and the sewing range is enlarged.
Description
Technical field
The utility model relates to a kind of foot device, especially a kind of foot device that is used for bar tacking machine.
Background technology
Bar tacking machine is a special-purpose sewing device such as a kind of case and bag, leather, label, is mainly used in the repeated sewing of sewing thread trace, plays elaboration, is also referred to as reinforcing machine.The prior art bar tacking machine drives bar tacking machine by stepper motor and moves along X-axis, Y-axis mainly by directly-drive servo motor-driven driving shaft.The bar tacking machine that has also by programming software, takes the computer control mode to finish the sewing of various styles.
The bar tacking machine of prior art does not have middle foot device, and after the outer presser feet of tight dependence edge compressed material, repeated sewing was to reinforce the scope of the 30mm * 10mm that can only sew like this.When the sewing expanded range, particularly be increased to 40mm * 30mm or 50mm * 40mm scope after, suture bouncing pilotage phenomenon can appear in the process of making, can cause the stitching of sewing not reach the industry standard requirement, cause defectives such as style is not attractive in appearance.
Summary of the invention
The utility model does not have middle foot device for the bar tacking machine that solves prior art; make the sewing scope less; make the technological deficiency that occurs the suture bouncing pilotage in the process easily; a kind of foot device of bar tacking machine is provided; can enlarge bar tacking machine sewing scope on the one hand; avoid the bouncing pilotage phenomenon in the suture process, the lifting the when while also can be realized automatic lifting of the work of presser foot of bar tacking machine and shutdown.
In order to achieve the above object, the technical scheme that the utility model adopted is that a kind of foot device of bar tacking machine is provided; It comprises middle presser feet, presser bar, lifting arm; Presser feet is connected the presser bar lower end in described, and described presser bar upper end is equipped with middle presser slide block; Described lifting arm is provided with connecting pin, and described lifting arm is that rotate up and down at the center with the connecting pin; Described lifting arm and described middle presser slide block touch.
Further, it also comprises a work hoisting mechanism, and described work hoisting mechanism comprises: driving shaft, and described driving shaft one end is equipped with cam; The work pull bar, described work pull bar one side is fixed with roller, and described roller and described cam touch; Described work pull bar one end is provided with the trough type tie rod hole; Connecting rod, an end of described connecting rod is provided with the trough type connecting hole, and connecting rod flexibly connects by connecting hole and described lifting arm; The other end of connecting rod flexibly connects by described tie rod hole and work pull bar.
Further, it also comprises an airlift mechanism, and described airlift mechanism comprises: cylinder, described cylinder are fixed on the bar tacking machine housing, and an end of described cylinder is fixed with cylinder block; Pneumatic pull bar, an end of described pneumatic pull bar is connected with described cylinder block, and the other end of described pneumatic pull bar is connected with described lifting arm.
Further, the upper end of described presser bar is provided with depression bar, and described depression bar passes Pressure-bar spring and is connected with presser bar, and the upper end of described depression bar is provided with pressure regulating screw.
Further, described work pull bar is fixed on the bar tacking machine housing by screw, and described lifting arm is fixed on the bar tacking machine housing by connecting pin.
Further, described middle presser slide block is slided along the slide block slot that is fixed on the bar tacking machine housing.
Further, described presser bar arranged outside has the presser bar axle sleeve.
This device is in service, and driving shaft drives cam rotation, when the high curved surface of the cam on the cam contacts with roller, is pressed on roller on the cam pull bar that can push the work forward and moves; Drive connecting rod by the work pull bar by tie rod hole, drive lifting arm by connecting rod by connecting hole again, make lifting arm do lifter motion around connecting pin; Lifting arm promotes the middle presser slide block on the presser bar, drives presser bar and the rising of middle presser feet by middle presser slide block.When the cam rotation on the driving shaft during to low curved surface, roller no longer contacts with cam curved surface, and whole hoisting mechanism is no longer stressed, and presser bar, middle presser feet are depressed under the effect of presser feet spring automatically.During sewing, the pin hole of presser feet during the eedle of bar tacking machine passes, eedle are done by driving shaft driving and middle presser feet and are synchronized with the movement; During the eedle sewing, middle presser feet is done the binder action.
After the sewing process finishes, the action of airlift mechanism; Cylinder piston moves backward, and cylinder block drives pneumatic pull bar and moves, pneumatic pull bar make lifting arm upwards promote in presser slide block, middle presser slide block drives presser bar and middle presser feet rises; Can take out sewing piece behind the middle pressure foot lifting, bar tacking machine is out of service.The trough type connecting hole of connecting rod has guaranteed that work hoisting mechanism and pneumatic hoisting mechanism move respectively, and unaffected mutually.
The utility model compared with prior art, its effect is actively and significantly.By presser foot setting in of the present utility model, can effectively prevent the bouncing pilotage phenomenon of bar tacking machine suture process, make the stitching of sewing reach the industry standard requirement, enlarged the suture scope; The work hoisting mechanism has been realized the automatic lifting of presser foot of bar tacking machine; The lifting of presser feet when airlift mechanism has also guaranteed the end of sewing process.
Description of drawings
Fig. 1 is the foot device structural representation of a kind of bar tacking machine of the utility model;
Fig. 2 is the foot device course of work schematic diagram of a kind of bar tacking machine of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
As depicted in figs. 1 and 2, middle presser feet 1 is connected presser bar 2 lower ends, and presser bar 2 upper ends are equipped with middle presser slide block 3, and middle presser slide block 3 is slided along the slide block slot 21 that is fixed on the bar tacking machine housing; Depression bar 13 passes Pressure-bar spring 14 and is connected on the presser bar 2, and the upper end of depression bar 13 is provided with pressure regulating screw 15; Presser bar 2 arranged outside have presser bar axle sleeve 17; The center of lifting arm 8 is provided with connecting pin 9, and lifting arm 8 rotates around connecting pin 9, and lifting arm 8 and middle presser slide block 3 touch.
As shown in Figure 1, work hoisting mechanism of the present utility model comprises: an end of driving shaft 4 is equipped with cam 5; One side of work pull bar 6 is fixed with roller 7, and roller 7 and cam 5 touch, and the other end of work pull bar 6 is provided with trough type tie rod hole 11; One end of connecting rod 10 is provided with trough type connecting hole 12, and connecting rod 10 flexibly connects by connecting hole 12 and lifting arm 8, and the other end of connecting rod 10 is by tie rod hole 11 and work pull bar 6 active links.
As shown in Figure 1, airlift of the present utility model mechanism comprises: cylinder 20 is fixed on the bar tacking machine housing, and an end of cylinder 20 is fixed with cylinder block 19; One end of pneumatic pull bar 18 is connected with cylinder block 19, and the other end of pneumatic pull bar 18 is connected with lifting arm 8.
This device is in service, and driving shaft 4 drives cams 5 and rotates, and when the high curved surface of the cam on the cam 5 contacts with roller 7, is pressed on roller 7 on the cam 5 pull bar 6 that pushes the work forward and moves; Drive connecting rod 10 by work pull bar 6, drive lifting arm 8 by connecting rod 10 again, make lifting arm 8 do lifter motion around connecting pin 9; By the middle presser slide block 3 on the lifting arm 8 lifting presser bars 2, drive presser bars 2 and middle presser feet 1 promotes automatically by middle presser slide block 3. when the cam on the driving shaft 45 turns to when hanging down curved surface, roller 7 no longer contacts with cam 5 curved surfaces, whole hoisting mechanism is no longer stressed, and presser bar 2, middle presser feet 1 are depressed under the effect of presser feet spring 14 automatically.
As shown in Figure 2, during sewing, the pin hole of presser feet 1 during the eedle 22 of bar tacking machine passes, eedle 22 are done by driving shaft 4 drivings and middle presser feet 1 and are synchronized with the movement; During eedle 22 sewing, middle presser feet 1 is done the binder action.
After the sewing process finishes, the action of airlift mechanism; The piston of cylinder 20 moves backward, and cylinder block 19 drives pneumatic pull bar 18 and moves, pneumatic pull bar 10 make lifting arm 8 upwards promote in presser slide block 3, middle presser slide block 3 drives presser bars 2 and middle presser feet 1 rises; Can take out sewing piece after middle presser feet 1 promotes, bar tacking machine is out of service.The trough type connecting hole 12 of connecting rod 10 has guaranteed that work hoisting mechanism and pneumatic hoisting mechanism move respectively, and unaffected mutually.
Claims (7)
1. the foot device of a bar tacking machine, it is characterized in that: it comprises middle presser feet, presser bar, lifting arm; Presser feet is connected the presser bar lower end in described, and described presser bar upper end is equipped with middle presser slide block; Described lifting arm is provided with connecting pin, and described lifting arm is that rotate up and down at the center with the connecting pin; Described lifting arm and described middle presser slide block touch.
2. the foot device of a kind of bar tacking machine as claimed in claim 1 is characterized in that, it comprises a work hoisting mechanism, and described work hoisting mechanism comprises:
Driving shaft, described driving shaft one end is equipped with cam;
The work pull bar, described work pull bar one side is fixed with roller, and described roller and described cam touch; Described work pull bar one end is provided with the trough type tie rod hole;
Connecting rod, an end of described connecting rod is provided with the trough type connecting hole, and connecting rod flexibly connects by connecting hole and described lifting arm; The other end of connecting rod flexibly connects by described tie rod hole and work pull bar.
3. the foot device of a kind of bar tacking machine as claimed in claim 1 or 2 is characterized in that, it comprises an airlift mechanism, and described airlift mechanism comprises:
Cylinder, described cylinder are fixed on the bar tacking machine housing, and an end of described cylinder is fixed with cylinder block;
Pneumatic pull bar, an end of described pneumatic pull bar is connected with described cylinder block, and the other end of described pneumatic pull bar is connected with described lifting arm.
4. the foot device of a kind of bar tacking machine as claimed in claim 3, it is characterized in that: the upper end of described presser bar is provided with depression bar, and described depression bar passes Pressure-bar spring and is connected with presser bar, and the upper end of described depression bar is provided with pressure regulating screw.
5. the foot device of a kind of bar tacking machine as claimed in claim 3, it is characterized in that: described work pull bar is fixed on the bar tacking machine housing by screw, and described lifting arm is fixed on the bar tacking machine housing by connecting pin.
6. the foot device of a kind of bar tacking machine as claimed in claim 3 is characterized in that: presser slide block is slided along the slide block slot that is fixed on the bar tacking machine housing in described.
7. the foot device of a kind of bar tacking machine as claimed in claim 3, it is characterized in that: described presser bar arranged outside has the presser bar axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200778493U CN201459376U (en) | 2009-07-03 | 2009-07-03 | Presser foot device of tacking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200778493U CN201459376U (en) | 2009-07-03 | 2009-07-03 | Presser foot device of tacking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201459376U true CN201459376U (en) | 2010-05-12 |
Family
ID=42386730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200778493U Expired - Lifetime CN201459376U (en) | 2009-07-03 | 2009-07-03 | Presser foot device of tacking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201459376U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666017B (en) * | 2009-07-03 | 2013-01-09 | 上海贵衣缝纫设备有限公司 | Presser foot device of bar tacking machine |
| CN106958084A (en) * | 2016-01-08 | 2017-07-18 | 天津宝盈电脑机械有限公司 | A kind of elastic presser feet of anti-chiseling down |
| CN106958085A (en) * | 2016-01-08 | 2017-07-18 | 天津宝盈电脑机械有限公司 | A kind of anti-chiseling down mechanism |
| CN106958086A (en) * | 2016-01-08 | 2017-07-18 | 天津宝盈电脑机械有限公司 | A kind of elastic presser bar anti-chiseling down mechanism |
-
2009
- 2009-07-03 CN CN2009200778493U patent/CN201459376U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666017B (en) * | 2009-07-03 | 2013-01-09 | 上海贵衣缝纫设备有限公司 | Presser foot device of bar tacking machine |
| CN106958084A (en) * | 2016-01-08 | 2017-07-18 | 天津宝盈电脑机械有限公司 | A kind of elastic presser feet of anti-chiseling down |
| CN106958085A (en) * | 2016-01-08 | 2017-07-18 | 天津宝盈电脑机械有限公司 | A kind of anti-chiseling down mechanism |
| CN106958086A (en) * | 2016-01-08 | 2017-07-18 | 天津宝盈电脑机械有限公司 | A kind of elastic presser bar anti-chiseling down mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100512 Effective date of abandoning: 20090703 |
|
| RGAV | Abandon patent right to avoid regrant |