CN205329302U - Embedded sewing machine aircraft nose of lifting presser foot mechanism of utensil - Google Patents
Embedded sewing machine aircraft nose of lifting presser foot mechanism of utensil Download PDFInfo
- Publication number
- CN205329302U CN205329302U CN201620078343.4U CN201620078343U CN205329302U CN 205329302 U CN205329302 U CN 205329302U CN 201620078343 U CN201620078343 U CN 201620078343U CN 205329302 U CN205329302 U CN 205329302U
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- CN
- China
- Prior art keywords
- bar
- head
- straight
- rocking lever
- sewing machine
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses an embedded sewing machine aircraft nose of lifting presser foot mechanism of utensil, including the aircraft nose, be provided with the swing lever in the aircraft nose, the stiff end of swing lever is through an axial -position screw and aircraft nose fixed connection, the connection of after section straight line driver of the head of straight -bar, straight -bar is connected to the atress end of swing lever, the pulling end of swing lever passes through the drive end that the 2nd axial -position screw connects the pull rod, and the driven end of pull rod is connected with presser foot hoist mechanism, the straight line driver can drive straight -bar along horizontal straight reciprocating motion, and the atress end that the straight -bar drove the swing lever is around its stiff end swing to drive the pulling end reverse swing of swing lever, the pulling pull rod is held in the pulling of swing lever, drives the action of presser foot hoist mechanism, realizes lifting the presser foot and moves. The utility model discloses simple structure is compact, the installation is maintained conveniently and low in manufacturing cost, and can traditionally lift the integrated application of presser foot mode.
Description
Technical field
This utility model relates to a kind of head of sewing machine, is specifically related to a kind of head of sewing machine having embedded foot lifting mechanism。
Background technology
A lot of industrial sewing machines all have employed automatic needle-foot-lifting structure at present, to alleviate the labor intensity of operator, raise labour efficiency, and existing automatic needle-foot-lifting mechanism is generally driven by electric magnet, but owing to mechanism's design is unreasonable, it is necessary to very big electric magnet could promote。Therefore can there is following defect: structure is complicated, functional reliability is poor, fault rate is high and installs maintenance inconvenience。
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of head of sewing machine having embedded foot lifting mechanism, and it can lighter, convenient, low cost and mode convenient for installation and maintenance go to realize this function of lifting pressre of sewing machine。
For solving above-mentioned technical problem, the technical solution of the head of sewing machine that this utility model has embedded foot lifting mechanism is:
Including head 100, in head 100, it is provided with rocking lever 2；The fixing end of rocking lever 2 is connected by the first axial screw 3 is fixing with head 100；Rocking lever 2 can swing flexibly around its fixing end；The force side 22 of rocking lever 2 connects the head of straight-bar 1b, and the afterbody of straight-bar 1b connects linear actuator 1；The end 23 that pulls of rocking lever 2 passes through the drive end of the second axial screw 4 cylinder lever connecting rod 5, and the driven end of pull bar 5 is connected with presser bar lifting mechanisms 7；Linear actuator 1 can drive straight-bar 1b transversely straight reciprocating motion, straight-bar 1b drives the force side 22 of rocking lever 2 to swing around its fixing end, and drive pulling of rocking lever 2 to hold 23 backswings, the end 23 that pulls of rocking lever 2 pulls pull bar 5, drive presser bar lifting mechanisms 7 action, it is achieved presser foot lifter action。
The force side 22 of described rocking lever 2 is previously formed the first straight line with the fixing end of rocking lever 2, the fixing end pulling end 23 and rocking lever 2 of rocking lever 2 is previously formed the second straight line, between first straight line and the second straight line, shape has angle, and this angle is equal to 180 °。
The force side 22 of described rocking lever 2 offers gathering sill, is movably set with pin in gathering sill, and pin is fixing connects straight-bar 1b, and pin can slide along gathering sill。
The force side 22 of described rocking lever 2 is provided with guide rail, and guide rail is movably set with pin, and pin is fixing connects straight-bar 1b, and pin can along slide。
Described linear actuator 1 is electric magnet, and the side of straight-bar 1b arranges back-moving spring。
Described linear actuator 1 is cylinder。
The drive end of described pull bar 5 is formed with gathering sill, and the second axial screw 4 is movably set in this gathering sill, and the second axial screw 4 can slide along gathering sill。
Described pull bar 5 is made up of steel wire；Also or by panel beating make。
Described linear actuator 1 is fixedly installed in head 100 by fixed mount 1a。
The driven end of described pull bar 5 is connected with the front lever of presser bar lifting mechanisms 7 or rear lever。
What this utility model can reach has the technical effect that
This utility model is simple and compact for structure, convenient for installation and maintenance and low cost of manufacture, and can tradition presser foot lifter mode integrated application。
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail:
Fig. 1 is the schematic perspective view that this utility model has the head of sewing machine of embedded foot lifting mechanism；
Fig. 2 is front schematic view of the present utility model；
Fig. 3 is the schematic diagram of rocking lever of the present utility model；
Fig. 4 is the schematic diagram of another embodiment of the present utility model。
Description of reference numerals in figure:
1 is linear actuator, and 2 is rocking lever,
3 is the first axial screw, and 4 is the second axial screw,
5 is pull bar, and 6 is push rod,
7 is presser bar lifting mechanisms, and 1a is fixed mount,
1b is straight-bar, and 21 is hole, axle position,
22 is force side, and 23 for pulling end,
100 is head, and 110 is rear window inner cavity。
Detailed description of the invention
As shown in Figure 1 and Figure 2, this utility model has the head of sewing machine of embedded foot lifting mechanism, and including head 100, head 100 forms a rear window inner cavity 110 being positioned at left side；Rocking lever 2 it is provided with in rear window inner cavity 110；
As it is shown on figure 3, the middle part of rocking lever 2 is fixing end, upper end is for pulling end 23, and lower end is force side 22；The fixing end of rocking lever 2 offers hole, axle position 21, and the fixing end of rocking lever 2 is connected by the first axial screw 3 is fixing with head 100；Rocking lever 2 can swing flexibly around its fixing end；
The force side 22 of rocking lever 2 is previously formed the first straight line with the fixing end of rocking lever 2, and the fixing end pulling end 23 and rocking lever 2 of rocking lever 2 is previously formed the second straight line, and between the first straight line and the second straight line, shape has angle, and this angle is equal to 180 °；
The force side 22 of rocking lever 2 connects the head of straight-bar 1b, and the afterbody of straight-bar 1b connects linear actuator 1；Linear actuator 1 can drive straight-bar 1b transversely straight reciprocating motion, thus driving the force side 22 of rocking lever 2 to swing around its fixing end；
Linear actuator 1 is fixedly installed in rear window inner cavity 110 by fixed mount 1a；
The force side 22 of rocking lever 2 and the connected mode of straight-bar 1b, it is possible to adopt the connection of gathering sill and pin；Namely the force side 22 of rocking lever 2 offers gathering sill, is movably set with pin in gathering sill, and the head connecting straight-bar 1b fixed by pin, and pin can slide along gathering sill；
The connection of guide rail and pin can also be adopted；Namely the force side 22 of rocking lever 2 is provided with guide rail, and guide rail is movably set with pin, and pin is fixing connects straight-bar 1b, and pin can along slide；
Linear actuator 1 can be electric magnet, and the side of straight-bar 1b arranges back-moving spring；During electric magnet energising, straight-bar 1b is driven to move right；During electric magnet power-off, back-moving spring makes straight-bar 1b reset；
Linear actuator 1 can also be cylinder, and cylinder drives straight-bar 1b to move back and forth；
The end 23 that pulls of rocking lever 2 passes through the drive end of the second axial screw 4 cylinder lever connecting rod 5, and the driven end of pull bar 5 is connected with the front lever (as shown in Figure 4) of presser bar lifting mechanisms 7 or rear lever (as shown in Figure 1)；The lifting that can drive presser feet is pulled by pull bar 5；
The drive end of pull bar 5 is formed with gathering sill, and the second axial screw 4 is movably set in gathering sill, and the second axial screw 4 can slide along gathering sill。
The front lever of presser bar lifting mechanisms 7 connects push rod 6, and presser bar lifting mechanisms 7 can also pass through knee joint control and promote push rod 6, it is achieved the lift action of presser feet。
Pull bar 5 can be bent into (as shown in Figure 1) by steel wire, also or by panel beating bending forms (as shown in Figure 4)。
Operation principle of the present utility model is as follows:
When needing presser foot lifter, driving straight-bar 1b to move right by linear actuator 1, straight-bar 1b drives rocking lever 2 to swing, the end 23 that pulls thereby through rocking lever 2 drives pull bar 5, and then pull presser bar lifting mechanisms 7 action, finally make presser feet lift, complete presser foot lifter action。
Above is embodied as example, protection domain of the present utility model being not intended that, any restriction, every employing are equal to replacement or the technical scheme of equivalent transformation formation, all within protection domain of the present utility model。
Claims (10)
1. the head of sewing machine having embedded foot lifting mechanism, it is characterised in that: include head (100), in head (100), be provided with rocking lever (2)；The fixing end of rocking lever (2) is connected by the first axial screw (3) and head (100) are fixing；Rocking lever (2) can swing flexibly around its fixing end；
The force side (22) of rocking lever (2) connects the head of straight-bar (1b), and the afterbody of straight-bar (1b) connects linear actuator (1)；
Rocking lever (2) pull end (23) by the drive end of the second axial screw (4) cylinder lever connecting rod (5), the driven end of pull bar (5) is connected with presser bar lifting mechanisms (7)；
Linear actuator (1) can drive straight-bar (1b) transversely straight reciprocating motion, straight-bar (1b) drives the force side (22) of rocking lever (2) to swing around its fixing end, and drive rocking lever (2) pull end (23) backswing, the end (23) that pulls of rocking lever (2) pulls pull bar (5), drive presser bar lifting mechanisms (7) action, it is achieved presser foot lifter action。
2. the head of sewing machine of the embedded foot lifting mechanism of tool according to claim 1, it is characterized in that: the force side (22) of described rocking lever (2) and the fixing end of rocking lever (2) are previously formed the first straight line, the fixing end pulling end (23) and rocking lever (2) of rocking lever (2) is previously formed the second straight line, between first straight line and the second straight line, shape has angle, and this angle is equal to 180 °。
3. the head of sewing machine of the embedded foot lifting mechanism of tool according to claim 1, it is characterized in that: the force side (22) of described rocking lever (2) offers gathering sill, being movably set with pin in gathering sill, pin is fixing connects straight-bar (1b), and pin can slide along gathering sill。
4. the head of sewing machine of the embedded foot lifting mechanism of tool according to claim 1, it is characterized in that: the force side (22) of described rocking lever (2) is provided with guide rail, being movably set with pin on guide rail, pin is fixing connects straight-bar (1b), and pin can along slide。
5. the head of sewing machine of the embedded foot lifting mechanism of tool according to claim 1, it is characterised in that: described linear actuator (1) is electric magnet, and the side of straight-bar (1b) arranges back-moving spring。
6. the head of sewing machine of the embedded foot lifting mechanism of tool according to claim 1, it is characterised in that: described linear actuator (1) is cylinder。
7. the head of sewing machine of the embedded foot lifting mechanism of tool according to claim 1, it is characterized in that: the drive end of described pull bar (5) is formed with gathering sill, second axial screw (4) is movably set in this gathering sill, and the second axial screw (4) can slide along gathering sill。
8. the head of sewing machine of the embedded foot lifting mechanism of tool according to claim 1, it is characterised in that: described pull bar (5) is made up of steel wire；Also or by panel beating make。
9. the head of sewing machine of the embedded foot lifting mechanism of tool according to claim 1, it is characterised in that: described linear actuator (1) is fixedly installed in head (100) by fixed mount (1a)。
10. the head of sewing machine of the embedded foot lifting mechanism of tool according to claim 1, it is characterised in that: the driven end of described pull bar (5) is connected with the front lever of presser bar lifting mechanisms (7) or rear lever。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620078343.4U CN205329302U (en) | 2016-01-27 | 2016-01-27 | Embedded sewing machine aircraft nose of lifting presser foot mechanism of utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620078343.4U CN205329302U (en) | 2016-01-27 | 2016-01-27 | Embedded sewing machine aircraft nose of lifting presser foot mechanism of utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205329302U true CN205329302U (en) | 2016-06-22 |
Family
ID=56319832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620078343.4U Withdrawn - After Issue CN205329302U (en) | 2016-01-27 | 2016-01-27 | Embedded sewing machine aircraft nose of lifting presser foot mechanism of utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205329302U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525448A (en) * | 2016-01-27 | 2016-04-27 | 浙江美机缝纫机有限公司 | Sewing machine head provided with embedded type presser foot lifting mechanism |
| CN106637711A (en) * | 2017-03-21 | 2017-05-10 | 浙江凯晨工贸有限公司 | Sewing machine |
-
2016
- 2016-01-27 CN CN201620078343.4U patent/CN205329302U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525448A (en) * | 2016-01-27 | 2016-04-27 | 浙江美机缝纫机有限公司 | Sewing machine head provided with embedded type presser foot lifting mechanism |
| CN105525448B (en) * | 2016-01-27 | 2018-06-05 | 浙江美机缝纫机有限公司 | Has the head of sewing machine of embedded foot lifting mechanism |
| CN106637711A (en) * | 2017-03-21 | 2017-05-10 | 浙江凯晨工贸有限公司 | Sewing machine |
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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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160622 Effective date of abandoning: 20180605 |