CN109537185A - A kind of presser feet fast replacing structure and sewing machine - Google Patents
A kind of presser feet fast replacing structure and sewing machine Download PDFInfo
- Publication number
- CN109537185A CN109537185A CN201811350554.9A CN201811350554A CN109537185A CN 109537185 A CN109537185 A CN 109537185A CN 201811350554 A CN201811350554 A CN 201811350554A CN 109537185 A CN109537185 A CN 109537185A
- Authority
- CN
- China
- Prior art keywords
- presser feet
- presser
- connector
- bar
- insertion section
- 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.)
- Pending
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B29/00—Pressers; Presser feet
- D05B29/06—Presser feet
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B29/00—Pressers; Presser feet
- D05B29/12—Presser-foot attachment
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention provides a kind of presser feet fast replacing structure, including presser bar and presser feet, the suit portion and insertion section being mutually socketed is respectively equipped on presser bar and presser feet, insertion section is protruded into suit portion；Limit groove is offered on the outer surface of insertion section, be equipped in suit portion can close to or far from the connector of insertion section and outside connector end side stop part, stop part can be abutted with insertion section and stop part respectively along the moving direction flexible deformation of connector, the inner and outer ends of connector；After presser feet is mounted on presser bar, the inner end of connector is located in limit groove and abuts with the cell wall of limit groove.In the application, when installing presser feet, the lower end that only need to exert oneself for presser feet to be upwardly into presser bar can clasp presser feet；When dismantling presser feet, only need to exert oneself from the lower end of presser bar to pull out presser feet down can remove presser feet, so that the dismounting of presser feet very rapid and convenient, greatly improves the replacement efficiency of presser feet.
Description
Technical field
The present invention relates to a kind of presser feet fast replacing structures.
The invention further relates to it is a kind of include above-mentioned presser feet fast replacing structure sewing machine.
Background technique
Detachable connection structure in existing sewing machine between presser feet and presser bar are as follows: as shown in Figure 1, presser feet 2 passes through tightly
Gu screw 100 is fastened on the lower end of presser bar 1, presser bar 1 is mounted in casing.In addition, being adopted in industry according to presser feet at present
Presser feet can be divided into metal presser feet and plastics presser feet two major classes by material, and the service life of common metal presser feet is generally one
A month or so, the service life of common plastics presser feet was generally one week or so, furthermore considered further that the diverse switching of presser feet,
Therefore the replacement frequency of presser feet is very high in sewing machine industry at present.And pass through fastening screw in the prior art for presser feet and presser bar
There are following problems in frequently replacement presser feet for the structure being detachably connected:
1, the dismounting of fastening screw is very troublesome, and operating space is very small；
2, the repeated disassembled and assembled of fastening screw will lead to the problems such as screw thread sliding teeth, so as to cause the company between presser feet and presser bar
It is unreliable to connect.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of presser feet fast replacing structure,
Presser feet can easily and quickly be replaced.
To achieve the above object, the present invention provides a kind of presser feet fast replacing structure, including presser bar and removably connects
The presser feet in presser bar lower end is connect, the suit portion and insertion section being mutually socketed are respectively equipped on the presser bar and presser feet, it is described
Insertion section is protruded into suit portion；Limit groove is offered on the outer surface of the insertion section, being equipped in the suit portion can
Connector close to or far from insertion section and outside connector end side stop part, the stop part can be along connector
Moving direction flexible deformation, the inner and outer ends of the connector abut with insertion section and stop part respectively；When presser feet is mounted on
After on presser bar, the inner end of the connector is located in limit groove and abuts with the cell wall of limit groove.
Further, the lower end of the presser bar is equipped with the suit portion, and the upper end of the presser feet is equipped with the insertion section,
The first through hole for accommodating the connector is offered in the presser bar, the stop part is mounted on the periphery of presser bar.
Further, the connector is in spherical steel ball；The second through-hole, the connection are offered in the stop part
The outer end of part is located in the second through-hole and abuts with the hole wall of the second through-hole.
Further, the stop part is latch plate annular in shape, and the latch plate is tightly mounted on presser bar
It periphery simultaneously can be flexible along the axial elasticity of first through hole.
Further, the material of the latch plate is in 60CrMnMoA, 55Si2Mn, 60Si2Mn, 60Si2MnA, 65Mn
Any one.
Further, having on the lower end surface of the presser bar is in the first planar confined planes, and the presser feet is being inserted into
Be equipped at the lower end in portion is in the second planar confined planes；After presser feet is mounted on presser bar, first confined planes and
Two limit plane-plane contact cooperations.
Further, the lower end of the presser bar is equipped with the insertion section, and the upper end of the presser feet is equipped with the suit portion,
The third through-hole for accommodating the connector is offered in the presser feet, the stop part is mounted on the periphery of presser feet.
Further, the periphery of the presser feet offers mounting groove compatible with stop part, the stop part tight fit
Ground is mounted in mounting groove.
Further, the connector is the top pillar being in the form of a column, and the top pillar includes top pillar body part and is located at top pillar
At body part inner end and top pillar head hemispherical, the top pillar body part are abutted with stop part, the top pillar head and pressure
The outer wall of foot lever abuts.
Further, electromagnet is installed, the presser feet is metal presser feet in the presser bar；In disassembly presser feet and installation
During presser feet, the electromagnet is in off-position；After presser feet is mounted on presser bar, the electromagnet, which is in, to be powered
State.
The present invention also provides a kind of sewing machine, presser feet fast replacing structure as described above is installed in the sewing machine.
As described above, presser feet fast replacing structure of the present invention and sewing machine, have the advantages that
In the application, when installing presser feet, the lower end that only need to exert oneself for presser feet to be upwardly into presser bar can clasp pressure
Foot；When dismantling presser feet, only need to exert oneself from the lower end of presser bar to pull out presser feet down can remove presser feet, so that presser feet
Dismounting very rapid and convenient, greatly improve the replacement efficiency of presser feet.
Detailed description of the invention
Fig. 1 is the connection structure between presser bar and presser feet in the prior art.
Fig. 2 is the structural schematic diagram of presser feet fast replacing structure embodiment one in the application.
Fig. 3 is the explosive view of Fig. 2, and presser feet is omitted in the figure.
Fig. 4 is the structural schematic diagram of presser feet in Fig. 2.
Fig. 5 is the structural schematic diagram that the sewing machine of presser feet fast replacing structure embodiment one is equipped in the application.
Fig. 6 is the structural schematic diagram of presser feet fast replacing structure embodiment two in the application.
Fig. 7 is the explosive view of Fig. 6.
Fig. 8 is cross-sectional view of the Fig. 6 at connector.
Component label instructions
1 presser bar
11 first through hole
12 first confined planes
13 first installation cavitys
2 presser feets
21 second confined planes
22 third through-holes
23 second installation cavitys
24 mounting grooves
3 suit portions
4 insertion sections
41 limit grooves
5 connectors
6 stop parts
61 second through-holes
7 top pillars
71 top pillar body parts
72 top pillar heads
8 electromagnet
91 casings
911 sliding slots
92 compression bar sets
93 sliding blocks
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
It should be clear that structure, ratio, size etc. that this specification attached drawing is drawn, only to cooperate specification revealed interior
Hold, so that those skilled in the art understands and reads, is not intended to limit the invention enforceable qualifications, therefore does not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size can be produced not influencing the present invention
Under raw effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents can cover.Together
When, cited such as "upper" in this specification, "lower", "left", "right", " centre " and " one " term, be merely convenient to chat
It states clearly, rather than to limit the scope of the invention, relativeness is altered or modified, and is changing technology without essence
It inside holds, when being also considered as the enforceable scope of the present invention.
The present invention provides a kind of sewing machine, as shown in figure 5, being equipped with presser feet fast replacing structure, presser feet in the sewing machine
Fast replacing structure is for realizing being detachably connected between presser bar 1 and presser feet 2 in sewing machine；Presser bar 1 can move up and down
Ground is mounted in the casing 91 of sewing machine: as shown in figure 5, be fixed in the casing 91 of sewing machine compression bar set 92, presser bar 1 can on
Under be movably threaded through compression bar set 92 in；The sliding block 93 being installed on presser bar 1 above compression bar set 92, sliding block 93 and sewing
Sliding slot 911 on 91 inner wall of machine casing matches, and about 911 sliding slot extends.For convenient for narration, in following embodiments, all directions
Be defined as follows: the axial direction of axis upper in sewing machine be defined as left and right directions, and upper axis towards the direction of head be left direction, court
It is right direction to the direction of tail, therefore left and right directions is the length direction of sewing machine simultaneously；The width direction of sewing machine is defined
For front-rear direction；The short transverse of sewing machine is defined as up and down direction.
As shown in Fig. 2 to Fig. 4 or Fig. 6 to Fig. 8, this application involves presser feet fast replacing structure include presser bar 1 and can
It is releasably connected to the presser feet 2 of 1 lower end of presser bar, the suit portion 3 being mutually socketed is respectively equipped on presser bar 1 and presser feet 2 and is inserted
Enter portion 4, insertion section 4 is protruded into suit portion 3；Therefore, embodiments thereof can be with are as follows: presser bar 1 is equipped with suit portion 3, on presser feet 2
Equipped with insertion section 4, when installing presser feet 2, the insertion section 4 on presser feet 2 is inserted into the suit portion 3 of 1 lower end of presser bar；Alternatively, pressure
Foot lever 1 is equipped with insertion section 4, and presser feet 2 is equipped with suit portion 3, and when installing presser feet 2, the insertion section 4 on presser bar 1 is inserted into pressure
In the suit portion 3 of 2 upper end of foot.In order to which presser bar 1 is connected with presser feet 2, limit groove is offered on the outer surface of insertion section 4
41, being equipped in suit portion 3 being capable of backstop close to or far from the connector 5 of insertion section 4 and positioned at the outer end side of connector 5
Part 6, stop part 6 can be along the moving direction flexible deformations of connector 5, and the inner and outer ends of connector 5 are respectively with insertion section 4 and only
Block piece 6 abuts.
When installing presser feet 2, user needs firmly to be upwardly into presser feet 2 lower end of presser bar 1, then insertion section 4 is protruded into
In suit portion 3, the connector 5 in suit portion 3 is displaced outwardly under the action of 4 outer surface of insertion section, and 5 outer end of connector heads on only
Block piece 6, therefore stop part 6 occurs to the flexible deformation far from 4 direction side of insertion section；As insertion section 4 continues into suit portion 3
In, when corrected in connector 5 be moved in the limit groove 41 on 4 outer surface of insertion section when, insertion section 4 and suit portion 3
Just engage, the inner end of connector 5 is abutted with the cell wall of limit groove 41, and stop part 6 restores to the original state, is connected to connector 5
At outer end, presser feet 2 clasps just with presser bar 1, realizes the lower end that presser feet 2 is mounted on to presser bar 1.When dismantling presser feet 2, use
Family needs firmly to pull out presser feet 2 downwards from the lower end of presser bar 1, can be by presser feet 2 after extracting in suit portion 3 by insertion section 4
It is separated with presser bar 1.Therefore, in the application, the lower end that only need to exert oneself for presser feet 2 to be upwardly into presser bar 1 can clasp pressure
Foot 2；When dismantling presser feet 2, only need to exert oneself from the lower end of presser bar 1 to pull out presser feet 2 down can remove presser feet 2, to make
The dismounting very rapid and convenient for obtaining presser feet 2, greatly improves the replacement efficiency of presser feet 2.
In the application, there are two connectors 5, and left and right is oppositely arranged；Connector 5 can move left and right in suit portion 3, only
Block piece 6 in the lateral direction being capable of flexible deformation.The preferred embodiment of two presser feet fast replacing structures presented below.
Presser feet fast replacing structure embodiment one
As shown in Figures 2 to 4, in presser feet fast replacing structure embodiment one, the lower end of presser bar 1 is equipped with suit portion 3, pressure
It is that the insertion section 4 of 2 upper end of presser feet is inserted into 1 lower end of presser bar when installing presser feet 2 that the upper end of foot 2, which is equipped with insertion section 4,
In suit portion 3.Therefore, the first through hole 11 of left and right perforation is offered in presser bar 1, connector 5 can be movably mounted on
In in the first through hole 11 of presser bar 1, stop part 6 is mounted on the periphery of presser bar 1, and limit groove 41 is provided on presser feet 2, simultaneously
Front and back extends.The first installation cavity 13 of accommodating 2 upper end insertion section 4 of presser feet is offered in the suit portion 3 of 1 lower end of presser bar, in order to
It avoids relatively rotating between presser bar 1 and presser feet 2, as shown in figure 3, the first installation cavity 13 that 1 lower end of presser bar opens up is non-circular
Shape slot, the appearance profile of the insertion section 4 of 2 upper end of presser feet are adapted with the first installation cavity 13.
As shown in figure 3, connector 5 is in spherical steel ball；The second through-hole 61 of left and right perforation is offered in stop part 6,
The outer end of connector 5 is located in the second through-hole 61 and abuts with the hole wall of the second through-hole 61.Stop part 6 is spring annular in shape
Plate, latch plate are tightly mounted on the periphery of presser bar 1 and can be flexible along the axial elasticity of first through hole 11.Latch plate
By steel ball card in the second through-hole 61 of latch plate and the first through hole 11 of presser bar 1, and allow steel ball can be along latch plate
Elastic direction move left and right.In order to guarantee that the connection reliability between presser feet 2 and presser bar 1, latch plate use elasticity very
Good elastic material, such as: 60CrMnMoA, 55Si2Mn, 60Si2Mn, 60Si2MnA, 65Mn etc.；In the process of replacement presser feet 2
In, when being located at the appearance face contact of 41 top of position-limited groove slot on the inner end of steel ball and presser feet 2, steel ball can be made to be displaced outwardly, from
And make latch plate to the direction flexible deformation far from presser bar 1；When the inner end of steel ball and the cell wall of 2 upper limit groove 41 of presser feet
When contact, latch plate can effectively restore to original shape state, so that the inner end of steel ball tightly abuts 2 upper limit groove 41 of presser feet
Cell wall, and then presser feet 2 is securely attached to the lower end of presser bar 1.Certainly, in other embodiments, connector 5 can also be used
The pin that left and right extends；Other spring leafs or spring structure can be used in stop part 6.
As shown in Figure 3 and Figure 4, having on the lower end surface of presser bar 1 is in the first planar confined planes 12, and presser feet 2 is being inserted
Enter and is equipped at the front and rear sides of 4 lower end of portion in the second planar confined planes 21；After presser feet 2 is mounted on presser bar 1, first
Confined planes 12 and 21 face contact of the second confined planes cooperate, to bear the pressure from presser feet 2.
The working principle of presser feet fast replacing structure embodiment one is as follows: when presser feet 2 is separated with presser bar 1, latch plate top
Steel ball, the inner end of steel ball protrude from inner wall of the presser bar 1 at the first installation cavity 13 slightly inward；When presser feet 2 is installed, force
Slide into the presser feet 2 assembled in first installation cavity 13 along the first installation cavity 13, until steel ball is fastened in limit groove 41,
Presser feet 2 fastens the lower end for being mounted on presser bar 1；When dismantling presser feet 2, force makes presser feet 2 along the first installation cavity 13 to downslide, directly
It is removed to presser feet 2 from the lower end of presser bar 1.
Presser feet fast replacing structure embodiment two
As shown in Figure 6 to 8, in presser feet fast replacing structure embodiment two, the lower end of presser bar 1 is equipped with insertion section 4, pressure
The upper end of foot 2 is equipped with suit portion 3, the insertion when installing presser feet 2, by 3 sets of the suit portion of 2 upper end of presser feet in 1 lower end of presser bar
The periphery in portion 4.Therefore, the third through-hole 22 of left and right perforation is offered in presser feet 2, connector 5 can movably be mounted on pressure
In the third through-hole 22 of foot 2, stop part 6 is mounted on the periphery of presser feet 2, and limit groove 41 is provided on presser bar 1 and front and back is prolonged
It stretches.The second installation cavity 23 of accommodating 1 lower end insertion section 4 of presser bar is offered in the suit portion 3 of 2 upper end of presser feet, in order to avoid pressure
It is relatively rotated between foot lever 1 and presser feet 2, as shown in fig. 7, the second installation cavity 23 that 2 upper end of presser feet opens up is non-circular slot, presser feet
The appearance profile of the insertion section 4 of 1 lower end of bar is adapted with the second installation cavity 23.
As shown in Figure 7 and Figure 8, the periphery of presser feet 2 offers mounting groove 24 compatible with stop part 6,6 close-fitting of stop part
It is mounted in mounting groove 24 with closing.Connector 5 is the top pillar 7 being in the form of a column, and outer end and the stop part 6 of top pillar 7 abut against and face connects
Touching, stop part 6 is preferably in the sheet of concave shape, and stop part 6 is made of plastics.In addition, top pillar 7 include top pillar body part 71,
And it is located at top pillar head 72 at 71 inner end of top pillar body part and hemispherical, top pillar body part 71 is abutted with stop part 6, top
Post head 72 is abutted with the outer wall of presser bar 1.
Further, as shown in figure 8, being equipped with electromagnet 8 in presser bar 1, presser feet 2 is metal presser feet 2；In disassembly presser feet
2 and installation presser feet 2 during, electromagnet 8 is in off-position；After presser feet 2 is mounted on presser bar 1, electromagnet 8 is in
Energized state.
The working principle of presser feet fast replacing structure embodiment two is as follows: when presser feet 2 is separated with presser bar 1, stop part 6 is pushed up
Top pillar 7, the inner end of top pillar 7 protrude from inner wall of the presser feet 2 at the second installation cavity 23 slightly inward；When presser feet 2 is installed, electromagnetism
Iron 8 powers off, and does not generate magnetic field, and force slides into the presser feet 2 assembled along the second installation cavity 23, until the inner end card of top pillar 7
It closes in limit groove 41, presser feet 2 fastens the lower end for being mounted on presser bar 1；When dismantling presser feet 2, electromagnet 8 is powered off, and is not generated
Magnetic field, force makes presser feet 2 along the second installation cavity 23 to downslide, until presser feet 2 is removed from the lower end of presser bar 1.Pacify in presser feet 2
After installing, electromagnet 8 is powered, and generates magnetic field, metal presser feet 2 is firmly adsorbed, be effectively ensured presser feet 2 and presser bar 1 it
Between connection reliability.
In conclusion the present invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (11)
1. a kind of presser feet fast replacing structure, including presser bar (1) and it is detachably connected to the presser feet of presser bar (1) lower end
(2), it is characterised in that: the suit portion (3) and insertion section being mutually socketed are respectively equipped on the presser bar (1) and presser feet (2)
(4), the insertion section (4) is protruded into suit portion (3)；Limit groove (41), institute are offered on the outer surface of the insertion section (4)
State be equipped in suit portion (3) can close to or far from insertion section (4) connector (5) and be located at connector (5) outer end side
Stop part (6), the stop part (6) can along the moving direction flexible deformation of connector (5), the connector (5) it is interior
Outer both ends are abutted with insertion section (4) and stop part (6) respectively；After presser feet (2) is mounted on presser bar (1), the connector
(5) inner end is located in limit groove (41) and abuts with the cell wall of limit groove (41).
2. presser feet fast replacing structure according to claim 1, it is characterised in that: the lower end of the presser bar (1) is equipped with
The upper end of the suit portion (3), the presser feet (2) is equipped with the insertion section (4), and accommodating institute is offered in the presser bar (1)
The first through hole (11) of connector (5) is stated, the stop part (6) is mounted on the periphery of presser bar (1).
3. presser feet fast replacing structure according to claim 2, it is characterised in that: the connector (5) is in sphere shape
Steel ball；It is offered the second through-hole (61) in the stop part (6), the outer end of the connector (5) is located in the second through-hole (61),
And it is abutted with the hole wall of the second through-hole (61).
4. presser feet fast replacing structure according to claim 2 or 3, it is characterised in that: the stop part (6) is annular in shape
Latch plate, the latch plate is tightly mounted on the periphery of presser bar (1) and can be along the axial bullet of first through hole (11)
Property it is flexible.
5. presser feet fast replacing structure according to claim 4, it is characterised in that: the material of the latch plate is
Any one in 60CrMnMoA, 55Si2Mn, 60Si2Mn, 60Si2MnA, 65Mn.
6. presser feet fast replacing structure according to claim 2, it is characterised in that: on the lower end surface of the presser bar (1)
With being in planar the first confined planes (12), it is in planar second that the presser feet (2) is equipped at the lower end of insertion section (4)
Confined planes (21)；After presser feet (2) is mounted on presser bar (1), first confined planes (12) and the second confined planes (21) face
It is engaged.
7. presser feet fast replacing structure according to claim 1, it is characterised in that: the lower end of the presser bar (1) is equipped with
The insertion section (4), the upper end of the presser feet (2) are equipped with the suit portion (3), offer described in accommodating in the presser feet (2)
The third through-hole (22) of connector (5), the stop part (6) are mounted on the periphery of presser feet (2).
8. presser feet fast replacing structure according to claim 7, it is characterised in that: the periphery of the presser feet (2) offers
The compatible mounting groove (24) with stop part (6), the stop part (6) are tightly mounted in mounting groove (24).
9. presser feet fast replacing structure according to claim 7, it is characterised in that: the connector (5) is in the form of a column
Top pillar (7), the top pillar (7) include top pillar body part (71) and are located at top pillar body part (71) inner end and hemispherical
Top pillar head (72), the top pillar body part (71) abuts with stop part (6), the top pillar head (72) and presser bar (1)
Outer wall abut.
10. presser feet fast replacing structure according to claim 7, it is characterised in that: be equipped with electricity in the presser bar (1)
Magnet (8), the presser feet (2) are metal presser feet (2)；During dismantling presser feet (2) and installation presser feet (2), the electromagnetism
Iron (8) is in off-position；After presser feet (2) is mounted on presser bar (1), the electromagnet (8) is in energized state.
11. a kind of sewing machine, it is characterised in that: it is fast to be equipped with the described in any item presser feets of claim 1-10 in the sewing machine
Speed replacement structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811350554.9A CN109537185A (en) | 2018-11-14 | 2018-11-14 | A kind of presser feet fast replacing structure and sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811350554.9A CN109537185A (en) | 2018-11-14 | 2018-11-14 | A kind of presser feet fast replacing structure and sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109537185A true CN109537185A (en) | 2019-03-29 |
Family
ID=65847100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811350554.9A Pending CN109537185A (en) | 2018-11-14 | 2018-11-14 | A kind of presser feet fast replacing structure and sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109537185A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4183311A (en) * | 1979-03-15 | 1980-01-15 | The Singer Company | Snap-on presser foot plate |
| CN2407889Y (en) * | 2000-02-26 | 2000-11-29 | 王万贵 | Combined screw driver |
| CN1282812A (en) * | 1999-07-30 | 2001-02-07 | 日邦缝纫机株式会社 | Sewing machine presser bar |
| CN201588077U (en) * | 2010-01-19 | 2010-09-22 | 联亚制衣(东莞)有限公司 | Embedded type presser foot component |
| CN107552813A (en) * | 2017-10-18 | 2018-01-09 | 惠州市永晖兴数控科技有限公司 | A kind of machine tool chief axis for being conveniently replaceable blade |
-
2018
- 2018-11-14 CN CN201811350554.9A patent/CN109537185A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4183311A (en) * | 1979-03-15 | 1980-01-15 | The Singer Company | Snap-on presser foot plate |
| CN1282812A (en) * | 1999-07-30 | 2001-02-07 | 日邦缝纫机株式会社 | Sewing machine presser bar |
| CN2407889Y (en) * | 2000-02-26 | 2000-11-29 | 王万贵 | Combined screw driver |
| CN201588077U (en) * | 2010-01-19 | 2010-09-22 | 联亚制衣(东莞)有限公司 | Embedded type presser foot component |
| CN107552813A (en) * | 2017-10-18 | 2018-01-09 | 惠州市永晖兴数控科技有限公司 | A kind of machine tool chief axis for being conveniently replaceable blade |
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Application publication date: 20190329 |