CN206015249U - A kind of direct-drive type intermittent presser foot of sewing machine - Google Patents
A kind of direct-drive type intermittent presser foot of sewing machine Download PDFInfo
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- CN206015249U CN206015249U CN201621016436.0U CN201621016436U CN206015249U CN 206015249 U CN206015249 U CN 206015249U CN 201621016436 U CN201621016436 U CN 201621016436U CN 206015249 U CN206015249 U CN 206015249U
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- presser foot
- intermittent presser
- motor
- sewing machine
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Abstract
The utility model discloses a kind of direct-drive type intermittent presser foot of sewing machine, including the intermittent presser foot bar for being arranged on shank side and can move up and down, the lower end of intermittent presser foot bar is provided with the intermittent presser foot of the tubular that can pass through eedle, including the motor mount positioned at head side, motor mount has the axis hole of lateral direction penetrating, motor is fixed with the outer wall of motor mount, the power output shaft of motor is rotatably arranged in axis hole, is connected with the swing arm for driving intermittent presser foot bar to move up and down on power output shaft.
Description
Technical field
This utility model is related to a kind of sewing machine, the direct-drive type intermittent presser foot of specifically a kind of sewing machine.
Background technology
Sewing machine generally comprises support, is provided with workbench in the upper surface of support, be provided with above workbench for
The presser feet of compress material, and the head with shank.Some are used for the sewing machine for sewing pattern design, and presser feet is pressed in sewing pattern
Cloth at eedle, as pressed scope is larger, when eedle is extracted from the cloth of sewing, is easily taken up, affects seam by outer rim
The quality of pattern.Therefore, by arranging an intermittent presser foot at eedle, before sewing starts, intermittent presser foot pressure is made
Entrance working condition.Operationally, intermittent presser foot can be sheathed on outside eedle, and is driven by head upper shaft and can be transported with eedle up and down
Dynamic.When eedle is moved downward, intermittent presser foot follows eedle to push fabric；After eedle extracts cloth, intermittent presser foot is with eedle
Move upwards.
A kind of sewing machine of patent of invention title, a kind of sewing machine disclosed in patent No. 200710148211.X, with seam
Thread machine motor rotation driving sewing action synchronously move up and down, from top push down processing cloth tubular presser feet；Presser feet
Location change mechanism is moved up and down, the moving range for the presser feet being changed up and down using actuator；And presser feet control unit, control
The actuator, with start to play from sewing sewed regulation pin number in a period of make the moving range of the presser feet to
Lower section change, so as to extend, to push down temporally pushing down for the processing cloth from above the processing cloth using the presser feet described
Processing cloth.Drive mechanism during its work includes the first connecting rod that is changed and transmitted to motor of sewing machine and
One connecting rod is connected and transmits the second connecting rod of the power changed by the first connecting rod to the presser feet, and is connected with second connecting rod
And third connecting rod second connecting rod being supported in frame.The mechanism for moving up and down presser feet is by with first connecting rod, the second company
The linkage of bar and third connecting rod is constituted.The absorbable presser feet of first connecting rod, second connecting rod and third connecting rod moves up and down position
Change carry out action.Intermittent presser foot structure disclosed in the patent, its drive mechanism are complicated, are not easy to install and adjust.
Content of the invention
Technical problem to be solved in the utility model is for above-mentioned state of the art, and provides a kind of sewing machine
Direct-drive type intermittent presser foot, overcomes intermittent presser foot drive mechanism complexity in prior art, and the technology for being not easy to install and adjust is asked
Topic.
This utility model solve the technical scheme that adopted of above-mentioned technical problem for：A kind of direct-drive type interval of sewing machine is pressed
Foot, including the intermittent presser foot bar for being arranged on shank side and can move up and down, the lower end of intermittent presser foot bar is provided with and can pass through eedle
Tubular intermittent presser foot, including the motor mount positioned at head side, motor mount has the axis hole of lateral direction penetrating,
The outer wall of motor mount is fixed with motor, and the power output shaft of motor is rotatably arranged in axis hole, connects on power output shaft
It is connected to the swing arm for driving intermittent presser foot bar to move up and down.
For optimizing above-mentioned technical proposal, this utility model also includes following improved technical scheme.
Above-mentioned motor mount has the first dividing plate, second partition and the 3rd dividing plate.Between first dividing plate and second partition
It is provided with the shaft coupling being connected with power output shaft.The output revolving shaft of shaft coupling be rotatably arranged on second partition and the 3rd dividing plate it
Between.One end of swing arm is fixedly connected with output revolving shaft, and the other end drives intermittent presser foot bar to move up and down by connecting rod.
One end of above-mentioned connecting rod is rotated with the end of swing arm by the first axial screw and is connected, and the other end passes through the second axle position
Screw is rotated with intermittent presser foot bar and is connected.
Above-mentioned motor is provided with and drives power output shaft to rotate the first control for making intermittent presser foot lower into working condition
Module, and drive power output shaft revolution to make intermittent presser foot rise the second control module of power cut-off state.
It is 5mm to 15mm with the distance between platen when above-mentioned intermittent presser foot lowers into working condition.On intermittent presser foot
It is 18mm to 28mm with the distance between platen when rising power cut-off state.
Above-mentioned motor is provided with the first induction module of detection main axis angle.It is provided with basis after working condition is entered
First induction module detection signal controlled motor pushes down the 3rd control module of material so that intermittent presser foot declines prior to shank, with
And according to the first induction module detection signal controlled motor so that intermittent presser foot is lifted off the 4th control of material after shank
Module.
It is 0mm to 10mm with the distance between platen when above-mentioned intermittent presser foot pushes down material in working order.
Compared with prior art, a kind of direct-drive type intermittent presser foot of sewing machine of the present utility model, is directly controlled by motor
The working condition of intermittent presser foot processed, can easily adjust control program by the convenient controlled motor of control program
Running parameter.Existing spindle drive and multistage link transmission structure is eliminated simultaneously, using motor direct-drive, greatly
Big reduction structure complexity, have the advantages that compact conformation, is easily installed regulation, is easy to operation.
Description of the drawings
Fig. 1 is the structural representation of this utility model embodiment.
Fig. 2 is the structural representation of another angles of Fig. 1.
Specific embodiment
Embodiment of the present utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 to Fig. 2 show structural representation of the present utility model.
Reference therein is：Intermittent presser foot bar 1, intermittent presser foot 11, motor mount 2, the first dividing plate 2a, second every
Plate 2b, the 3rd dividing plate 2c, motor 21, shaft coupling 22, output revolving shaft 22a, head 3, shank 31, swing arm 4, connecting rod 41, first axle
Position screw 42, the second axial screw 43.
A kind of sewing machine with direct-drive type intermittent presser foot structure of the present utility model, including head 3, in head 3
And drive main shaft and the control module of the up and down motion of shank 31.3 bottom of head is formed with the first installing hole side by side and second and installs
Hole, shank 31 are movably arranged in the first installing hole, and the lower end of shank 31 is connected with eedle.In second installing hole, activity is installed
There are intermittent presser foot bar 1, the lower end of intermittent presser foot bar 1 to be provided with the intermittent presser foot 11 of the tubular that can pass through eedle.
Direct-drive type intermittent presser foot is provided with motor mount 2 in 3 side of head, and motor mount 2 has the axle of lateral direction penetrating
Hole, is fixed with motor 21 in the outer wall of motor mount 2, and the power output shaft of motor 21 is rotatably arranged in axis hole, and power is defeated
The swing arm 4 for driving intermittent presser foot bar 1 to move up and down is connected with shaft.
Motor mount 2 has the first dividing plate 2a, second partition 2b and the 3rd dividing plate 2c.First dividing plate 2a and second partition
The shaft coupling 22 being connected with power output shaft is provided between 2b.The output revolving shaft 22a of shaft coupling 22 be rotatably arranged on second every
Between plate 2b and the 3rd dividing plate 2c.One end of swing arm 4 is fixedly connected with output revolving shaft 22a, and the other end is by between the drive of connecting rod 41
Presser bar 1 of having a rest moves up and down.
One end of connecting rod 41 is rotated with the end of swing arm 4 by the first axial screw 42 and is connected, and the other end passes through the second axle
Position screw 43 is rotated with intermittent presser foot bar 1 and is connected.Swing arm 4 is rotated with output revolving shaft 22a, then drives intermittent presser foot by connecting rod 41
Bar 1 moves up and down.
Motor 21 preferably uses motor, it would however also be possible to employ servomotor.Rotated by control module controlled motor 21
Angle, can directly control the working condition of intermittent presser foot 11.
Motor 21 is provided with and drives power output shaft to rotate the first control mould for making intermittent presser foot 11 lower into working condition
Block, and drive power output shaft revolution to make intermittent presser foot 11 rise the second control module of power cut-off state.
It is 5mm to 15mm with the distance between platen when intermittent presser foot 11 lowers into working condition, adjustment can be passed through
The parameter of the first control module, adjusts the rotational angle of motor 21 so that when intermittent presser foot 11 lowers into working condition with
The distance between platen is 5mm to 15mm.It is preferably with the distance between platen when intermittent presser foot 11 lowers into working condition
10mm.After intermittent presser foot 11 enters working condition, eedle co-ordination can be coordinated, while sewing, press material.
It is 18mm to 28mm with the distance between platen when intermittent presser foot 11 rises power cut-off state, again may be by
The parameter of the second control module is adjusted, the rotational angle of motor 21 is adjusted, so that intermittent presser foot 11 rises power cut-off state
When be 18mm to 28mm with the distance between platen.Intermittent presser foot 11 rise power cut-off state when and platen between preferably away from
From for 25mm, it is possible to be input into the parameter of the second control module to adjust distance.After 11 power cut-off state of intermittent presser foot, destage
Plate distance is higher, can facilitate blowing and discharging, and when eedle works, the also break-off of motor 21, intermittent presser foot 11 is not
Need to coordinate eedle pressing material.
Motor 21 is provided with the first induction module of detection main axis angle, and is provided with after working condition is entered according to the
One induction module detection signal controlled motor 21 is so that intermittent presser foot 11 declines the 3rd control mould for pushing down material prior to shank 31
Block, and according to the first induction module detection signal controlled motor 21 so that intermittent presser foot 11 is lifted off material after shank 31
The 4th control module.
Shank 31 and eedle carry out sewing work by the main shaft rotation driving in head 3 so that eedle moves up and down.3rd
When control module works, the anglec of rotation that the first induction module detects main shaft is first passed through, interval pressure is made with the work of controlled motor 21
Foot 11 declines prior to shank 31 pushes down material, pushes down sewing by presser feet 11 of having a rest, improve sewing quality before eedle penetrates sewing.
When same 4th control module works, the anglec of rotation that the first induction module detects main shaft is first passed through, to control electricity
Machine 21 makes intermittent presser foot 11 be later than shank 31 and is lifted off material, and after eedle completely disengages from sewing, intermittent presser foot 11 departs from seam again
Material.
It is 0mm to 10mm with the distance between platen when intermittent presser foot 11 pushes down material in working order.Can be according to thing
The thickness of material, adjusts the parameter of the 3rd control module and the 4th control module so that motor 21 in working order when rotate appropriate
Angle, make intermittent presser foot 11 binder height with material thickness be adapted.
Most preferred embodiment of the present utility model is illustrated, the various change that is made by those of ordinary skill in the art or remodeling
All without departing from scope of the present utility model.
Claims (7)
1. the direct-drive type intermittent presser foot of a kind of sewing machine, including the intermittent presser foot for being arranged on shank (31) side and can move up and down
Bar (1), the lower end of intermittent presser foot bar (1) are provided with the intermittent presser foot (11) of the tubular that can pass through eedle, it is characterized in that：Including
The motor mount (2) of head (3) side is located at, described motor mount (2) has the axis hole of lateral direction penetrating, pacifies in motor
The outer wall of dress seat (2) is fixed with motor (21), and the power output shaft of motor (21) is rotatably arranged in the axis hole, dynamic
The swing arm (4) for driving intermittent presser foot bar (1) to move up and down is connected with power output shaft.
2. a kind of direct-drive type intermittent presser foot of sewing machine according to claim 1, is characterized in that：The motor mount
(2) there is the first dividing plate (2a), second partition (2b) and the 3rd dividing plate (2c)；Described the first dividing plate (2a) and second partition
(2b) shaft coupling (22) being connected with power output shaft is provided between；The output revolving shaft (22a) of shaft coupling (22) is rotated
It is arranged between second partition (2b) and the 3rd dividing plate (2c)；One end of described swing arm (4) is fixed with output revolving shaft (22a) to be connected
Connect, the other end drives described intermittent presser foot bar (1) to move up and down by connecting rod (41).
3. a kind of direct-drive type intermittent presser foot of sewing machine according to claim 2, is characterized in that：The one of connecting rod (41)
End is rotated by the end of the first axial screw (42) and swing arm (4) and is connected, the other end pass through the second axial screw (43) and
Presser bar (1) of having a rest rotates connection.
4. a kind of direct-drive type intermittent presser foot of sewing machine according to claim 3, is characterized in that：Described motor (21) sets
Have and drive power output shaft to rotate the first control module for making intermittent presser foot (11) lower into working condition, and drive described
Power output shaft revolution makes intermittent presser foot (11) rise the second control module of power cut-off state.
5. a kind of direct-drive type intermittent presser foot of sewing machine according to claim 4, is characterized in that：Intermittent presser foot (11)
It is 5mm to 15mm with the distance between platen when lowering into working condition；Described intermittent presser foot (11) rise power cut-off shape
It is 18mm to 28mm with the distance between platen during state.
6. a kind of direct-drive type intermittent presser foot of sewing machine according to claim 5, is characterized in that：Described motor (21) sets
There is the first induction module of detection main axis angle；It is provided with after working condition is entered according to the first induction module detection signal
Controlled motor (21) pushes down the 3rd control module of material so that intermittent presser foot (11) declines prior to shank (31), and according to the
One induction module detection signal controlled motor (21) is so that intermittent presser foot (11) is lifted off the 4th of material after shank (31)
Control module.
7. a kind of direct-drive type intermittent presser foot of sewing machine according to claim 6, is characterized in that：Intermittent presser foot (11)
It is 0mm to 10mm with the distance between platen when pushing down material in working order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621016436.0U CN206015249U (en) | 2016-08-31 | 2016-08-31 | A kind of direct-drive type intermittent presser foot of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621016436.0U CN206015249U (en) | 2016-08-31 | 2016-08-31 | A kind of direct-drive type intermittent presser foot of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206015249U true CN206015249U (en) | 2017-03-15 |
Family
ID=58255816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621016436.0U Expired - Fee Related CN206015249U (en) | 2016-08-31 | 2016-08-31 | A kind of direct-drive type intermittent presser foot of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206015249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468523A (en) * | 2018-05-10 | 2019-11-19 | 天津宝盈电脑机械有限公司 | A kind of double drive right side head of sewing machine |
-
2016
- 2016-08-31 CN CN201621016436.0U patent/CN206015249U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468523A (en) * | 2018-05-10 | 2019-11-19 | 天津宝盈电脑机械有限公司 | A kind of double drive right side head of 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 |
Granted publication date: 20170315 Termination date: 20210831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |