CN109576919A - A kind of machine head of embroidery machine and its needle bar drive device of crosspointer driving - Google Patents
A kind of machine head of embroidery machine and its needle bar drive device of crosspointer driving Download PDFInfo
- Publication number
- CN109576919A CN109576919A CN201910090117.6A CN201910090117A CN109576919A CN 109576919 A CN109576919 A CN 109576919A CN 201910090117 A CN201910090117 A CN 201910090117A CN 109576919 A CN109576919 A CN 109576919A
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- China
- Prior art keywords
- embroidery machine
- bar
- crosspointer
- needle bar
- rod
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Links
- 230000007246 mechanism Effects 0.000 claims description 18
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009956 embroidering Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05C—EMBROIDERING; TUFTING
- D05C11/00—Devices for guiding, feeding, handling, or treating the threads in embroidering machines; Machine needles; Operating or control mechanisms therefor
- D05C11/02—Machine needles
- D05C11/06—Needle-driving or control mechanisms
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
A kind of machine head of embroidery machine and its needle bar drive device of crosspointer driving, belong to embroidery machine technical field.Needle bar drive device includes the first needle bar driver and the second needle bar driver arranged side by side, the first synchronising (connecting) rod connecting with the first needle bar driver, the second synchronising (connecting) rod connecting with the second needle bar driver, link assembly, big connecting rod, shank driving cam；Link assembly has a main part, and is connected to two branch portions of main part two sides；Two branch portions are separately connected the first synchronising (connecting) rod and second synchronising (connecting) rod；Big connecting rod one end is connected to the main part of link assembly, and the big connecting rod other end connects shank and drives cam.The driving force of shank driving cam is concentrated the center of link assembly of acting on by the present invention, so that it is two branch portion uniform forces, stable, so that two needle bar drivers are able to maintain synchronization.
Description
Technical field
The machine head of embroidery machine driven the invention belongs to embroidery machine technical field more particularly to a kind of crosspointer and its shank driving
Mechanism.
Background technique
Existing crosspointer drives machine head of embroidery machine, carries out crosspointer thorn in the way of the synchronous driving crosspointer of single needle bar driving cam
It embroiders.Shank driving cam is assemblied on head casing, and shank driving cam is connected with big connecting rod, and big connecting rod is driven by T-type to be connected
Bar is connect with two needle bar drivers respectively, and two needle bar drivers drive two shanks to run up and down.The T-type of this kind of structure drives
Dynamic its position of connecting rod is located at the side of big connecting rod, causes during driving two sides shank, when discontinuity equalization occurs, Yi Fasheng T
Type drive link is twisted, and is even resulted in big connecting rod and the mechanical accidents such as is twisted off and occurs.Once an eedle be pressed onto hard object and by
Jack up upwards, another eedle keeps ordinary running condition, at this time T-type drive link in eedle by the branch bar at jack-up by lateral
Power torsion, big connecting rod kill deformation, branch bar of the T-type drive link at normal eedle are then made also to twist.When need
When big spacing of embroidering, two needle bar drivers are needed there are big spacing, as away from increase, existing crosspointer driving is embroidered between the two
The T-type width of the driving structure of machine head needs to increase, and the stress of T-type drive link is more unstable at this time, the driving of Yi Fasheng T-type
The mechanical accident that connecting rod, big connecting rod twist off occurs.Also, it since big connecting rod is installed in series on embroidery machine main shaft, is not easy more
It changes, once the mechanical accident that big connecting rod twists off occurs, then needs to dismantle entire row head, maintenance difficulty and higher cost.
The multi-machine heads list actuated by cams crosspointer that utility model patent CN203866535U discloses efficient computerized emboridering machine is same
The embroidering system is walked, and specifically discloses above-mentioned driving method, i.e., eccentric cam drives two synchronising (connecting) rods by three connecting rods, and two is same
It walks connecting rod and drives two needle bar drivers, two needle bar drivers are located at the same side of two synchronising (connecting) rods.The embroidering system is easily sent out
Raw big connecting rod twists off, and there are significant security risks.
Summary of the invention
In view of the problems of the existing technology the present invention, proposes a kind of stress equalization, stabilization, the crosspointer of easy to maintain drives
Dynamic machine head of embroidery machine and its needle bar drive device.
The technical scheme is that:
A kind of embroidery machine having needle stem driving mechanism of crosspointer driving of the present invention, including the first needle bar driver and second arranged side by side
Needle bar driver, the first synchronising (connecting) rod connecting with the first needle bar driver are synchronous with the second of the connection of the second needle bar driver
Connecting rod, link assembly, big connecting rod, shank drive cam；The link assembly has a main part, and is connected to main part
Two branch portions of two sides；Two branch portions are separately connected the first synchronising (connecting) rod and second synchronising (connecting) rod；The big connecting rod
One end is connected to the main part of the link assembly, and the big connecting rod other end connection shank drives cam.
Two branch portions of link assembly of the present invention are located at main part two sides, i.e., branch portion are set to big connecting rod
Two sides, such stress is dispersed in both sides, rather than the same side in the prior art, improve needle bar drive device by
Power is balanced and stability, any one needle bar driver is avoided to break down, and link assembly occurs, big connecting rod twists off, and then two
A needle bar driver can not normal use.
Preferably, being connected between the branch portion and the main part in angle；The distance between two branch portions are certainly
It is gradually increased with main part junction Xiang Qiyu needle bar driver junction direction.
Preferably, two branch portions are symmetrically set in the main part two sides.
Preferably, the main part has the first mounting portion connecting with big connecting rod, and it is installed on the installation of head casing
The second mounting portion on seat.
Preferably, transverse width of second mounting portion between two needle bar drivers is greater than first installation
Transverse width of the portion between two needle bar drivers.
Preferably, transverse width of second mounting portion between two needle bar drivers is two needle bar drivers
The one third of spacing is to half.
Preferably, the link assembly include two drive links, drive link have main body bar and branch bar, two
The main body bar of drive link constitutes the main part of link assembly；The branch bar of two drive links is respectively the connection rod set
The branch portion of part；The main body bar of the drive link is equipped with the first connecting hole and the second connecting hole, point of the drive link
Strut is equipped with third connecting hole；Pin hole of first connecting hole of two drive links through the first bolt connection big connecting rod；Two
Second connecting hole of a drive link connects head casing mounting base through the second bolt；Two drive link third connecting hole difference
It is connect through third bolt with the first synchronising (connecting) rod, the second synchronising (connecting) rod.
Preferably, first bolt connects two the first connecting holes by bearing；Or first bolt passes through
The pin hole of bearing connection big connecting rod.
Preferably, first bolt shuts fixation by the both ends that bearing connects two the first connecting holes.
Preferably, second bolt connects two the second connecting holes by bearing, and bearings at both ends is axially shut
It is fixed.
Preferably, the link assembly is that there are two the drive links of branch bar and a main body bar for a tool.
A kind of machine head of embroidery machine of crosspointer driving, the embroidery machine having needle stem driving mechanism driven using above-mentioned crosspointer.
The invention has the following advantages:
The present invention a kind of machine head of embroidery machine and its driving mechanism of crosspointer driving, by force dispersion in the two sides of big connecting rod, even if
The eedle that any needle bar driver is driven is pressed onto hard object and is jacked up upwards, the branch portion stress torsion of link assembly,
Another branch portion will not be caused to be twisted, big connecting rod will not be made to twist off, then influencing two needle bar drivers all can not be just
Often work.Stress equalization of the present invention, stabilization, easy to maintain, it is only necessary to replace impaired link assembly, embroidery machine can restored just
Often work.
Detailed description of the invention
Fig. 1 is a kind of structural blast schematic diagram of the embroidery machine having needle stem driving mechanism of crosspointer driving of the present invention；
Fig. 2 is that the structure in a kind of embroidery machine having needle stem driving mechanism of crosspointer driving of the present invention under one embodiment of link assembly is shown
It is intended to；
Fig. 3 is the structural schematic diagram that a kind of crosspointer of the present invention drives machine head of embroidery machine；
Fig. 4 is the positive structure diagram that a kind of crosspointer of the present invention drives machine head of embroidery machine.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
It is unstable to solve existing T-type drive link stress, once the eedle that any needle bar driver is driven is encountered firmly
Object easily twists off, and head is scrapped, driving force brachium, the unstable problem of spindle drive, proposes that new link assembly replaces T-type
Drive link.The link assembly has a main part and two branch portions, and two branch portions are connected to main part two sides.
Two branch portions are separately connected the first synchronising (connecting) rod and the second synchronising (connecting) rod.Described big connecting rod one end is connected to the link assembly
Main part, big connecting rod other end connection shank drives cam.Shank drives under actuated by cams, drives big connecting rod, connecting rod
Component movement, link assembly drive the first synchronising (connecting) rod and the second synchronising (connecting) rod synchronization action.
Under an embodiment, the main part and the branch portion of the link assembly constitute y-bend halberd shape structure.
The guiding axis 32 or 42 of the branch portion and the first needle bar driver 3 or the second needle bar driver 4 is arranged in parallel (referring to Fig. 3),
The distance between two branch portions remain unchanged.Under this set-up mode, since needle bar driver runs at high speed, the link assembly
Inertia it is very big.For this purpose, being connected between the branch portion and the main part in angle, Liang Ge branch under another embodiment
The distance between portion is gradually increased from it with main part junction Xiang Qiyu needle bar driver junction direction.That is, institute
Branch portion is stated to be obliquely installed with the first needle bar driver 3 or the second needle bar driver 4.In this way, the inertia of link assembly is reduced,
Stress can be stablized simultaneously, adapt to the high-speed cruising of needle bar driver.For example, the main part of the link assembly and branch portion are constituted
Binary tree " bifurcation " shape structure.To ensure that two sides stress equalization, two branch portions are symmetrically set in the main part two sides.
The main part has the first mounting portion and the second mounting portion.First mounting portion is connect with big connecting rod, described
Second mounting portion is mounted in head casing mounting base.The head casing mounting base is fixed at the head casing.It is described
Second mounting portion of main part is equivalent to fulcrum, and big connecting rod is when shank drives actuated by cams lower swing, described in big connecting rod drive
Link assembly movement.In order to improve the stability of link assembly, cross of second mounting portion between two needle bar drivers
It is greater than transverse width of first mounting portion between two needle bar drivers to width (referring to Fig. 4).Wherein, described second
Transverse width of the mounting portion between two needle bar drivers is the one third of two needle bar driver spacing to half.
The link assembly middle part is reached when shank is jacked up suffered power, since fulcrum width is sufficiently large, twisting resistance can be resisted, it is ensured that
Link assembly is not twisted off.
Under an embodiment, the link assembly 100 is that there are two the drivings of branch bar and a main body bar for a tool
Connecting rod.The main body bar is equipped with the first connecting hole and the second connecting hole.The branch bar is equipped with third connecting hole.The master
Pin hole of first connecting hole of body rod through the first bolt connection big connecting rod.Second connecting hole of the main body bar is through the second bolt
Connect head casing mounting base.The third connecting hole of the branch bar connects through third bolt is synchronous with the first synchronising (connecting) rod or second
Bar connection.Under this embodiment, an once branch bar for a drive link is twisted off, it is necessary to which the entire driving of replacement connects
Bar.In replacement process, needs to release the mating connection between link assembly and shank driving cam, two needle bar drivers and close
It is again to connect each section transmission connection relationship after the drive link more renewed.Replacement maintenance is inconvenient, influences embroidery effect
Rate.
Under yet other embodiments, such as Fig. 2,3,4, the link assembly 100 includes two drive links 5,5 '.Each drive
Dynamic connecting rod 5,5 ' has main body bar 51,51 ' and branch bar 52,52 ', the relatively described main body bar 51,51 ' of the branch bar 52,52 '
Inclination connection.The main body bar 51,51 ' of two drive links constitutes the main part of link assembly.The branch bar of two drive links
52, the branch portion of 52 ' composition link assemblies.The main body bar 51,51 ' is connected equipped with the first connecting hole 511,511 ' and second
Hole 512,512 '.The branch bar is equipped with third connecting hole 513,513 '.First connecting hole 511 of two drive links,
511 ' the pin holes 61 through the first bolt 10 connection big connecting rod 6.Second connecting hole 512,512 ' of two drive links is through second
Bolt 20 connects head casing mounting base.Two drive link third connecting holes 513,513 ' respectively through third bolt 30,30 ' with
First synchronising (connecting) rod 31, the connection of the second synchronising (connecting) rod 41.Above-mentioned link assembly structure makes the stress of two needle bar drivers bent
For line with the first bolt 10 for center support shaft, two the second connecting holes 512,512 ' are supporting point, two third connecting holes 513,
513 ' be stress point, substantially increases the stability of driving, extends two needle bar driver acceptable stress spacing.I.e.
So that big spacing is embroidered, the spacing of two needle bar drivers is done greatly, since the link assembly of above structure exists, structure is steady
It is fixed, it does not also influence and twists off vulnerable to hard object.
Wherein, first bolt 10 is inserted by bearing two the first connecting holes 511,511 ' of connection or described first
Pin 10 connects the pin hole 61 of big connecting rod 6 by bearing.Specifically, the bearing both ends pass through second in the drive link of two sides
Connecting hole 512,512 ', it is fixed by the first bolt 10；In the bearing passes through the pin hole of the big connecting rod and is fixed on.Or
Person, the bearing pass through the pin hole of the big connecting rod, fixed by the first bolt 10；Two sides drive is fixed at the bearing both ends
In second connecting hole of dynamic connecting rod.Shorten the stressed length of the first bolt entirety by bearing arrangement, reduce abrasion, improves equipment
Service life.In order to further increase the stress of bearing arrangement, first bolt connects two first connections by bearing
When hole 511,511 ', to carrying out shutting processing at the assembly of bearing both ends.Bearing can be fastened and be assembled in this way, avoided at work,
It is influenced by needle bar driver and there is a situation where two drive links to be pulled outwardly out.Alternatively, first bolt 10 passes through axis
Hold connection big connecting rod pin hole when, to bearing connection big connecting rod assembly at carry out locking processing, at this time bearing both ends with two
Drive link is fixedly connected.
Equally, second bolt 20 connects two the second connecting holes 512,512 ' by bearing.The bearing is set to head
In casing mounting base 11, the bearing both ends respectively pass through the second connecting hole 512,512 ' of two sides drive link, pass through second
Bolt 20 is fixed.Shorten the stressed length of the second bolt entirety by bearing arrangement, reduce abrasion, that improves equipment uses the longevity
Life.In order to further increase the stress of bearing arrangement, second bolt connects two the second connecting holes, and both ends by bearing
Bearing is axially shut fixation.Bearing can be fastened and be assembled in this way, avoid at work, being influenced by needle bar driver and occurring two
The case where a drive link is pulled outwardly out.
In order to improve the overall structure stability of link assembly, the bearing transverse width of second bolt is greater than described the
The bearing transverse width of one bolt.Such second connecting hole 512,512 ' is used as supporting point, and the bearing of the second bolt is as support
Bearing；First bolt is the central support shaft of two needle bar driver stress curves, centered on the bearing of first bolt
Spring bearing substantially increases the stability of driving.Preferably, the bearing transverse width of second bolt is that two shanks drive
The one third of dynamic device spacing is to half.
The invention also provides a kind of machine head of embroidery machine (referring to Fig. 3) of crosspointer driving, which includes head casing, and
Needle bar drive device and needle bar frame in head casing.Needle bar frame can move left and right on head casing, pacify on needle bar frame
Equipped with shank, thread take-up tension lever.The needle bar driver of shank needle bar drive device with briquetting drives, and thread take-up tension lever is driven by thread taking-up axle
It is dynamic.The needle bar drive device includes being arranged side by side in the first needle bar driver of head casing two sides and the driving of the second shank
Device, the first synchronising (connecting) rod being connect with the first needle bar driver, the second synchronising (connecting) rod being connect with the second needle bar driver, connecting rod
Component, big connecting rod and shank drive cam.The shank driving cam is connect through big connecting rod with link assembly, the link assembly
It is connect respectively with the first synchronising (connecting) rod and the second synchronising (connecting) rod, drives the first needle bar driver and the under shank driving actuated by cams
Two needle bar drivers synchronous working.The link assembly is using link assembly shown in Fig. 1,2.The shank driving cam is also logical
Roller bearing connection take-up drive rod is crossed, take-up drive rod connects thread taking-up axle by collet, and shank drives cam driving two shanks
Driver can also drive thread taking-up axle to work when working, and both take-up and embroidery interlock cooperating.The shank driving cam
Rotary driving force is rotated by embroidery machine main shaft to be provided.
It should be understood by those skilled in the art that foregoing description and the embodiment of the present invention shown in the drawings are only used as illustrating
And it is not intended to limit the present invention.The purpose of the present invention completely effectively realizes.Function and structural principle of the invention is in reality
It applies and shows and illustrate in example, under without departing from the principle, embodiments of the present invention can have any deformation or modification.
Claims (12)
1. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving, including the first needle bar driver and the second shank arranged side by side
Driver, the first synchronising (connecting) rod being connect with the first needle bar driver, the second synchronising (connecting) rod being connect with the second needle bar driver,
Link assembly, big connecting rod, shank drive cam；It is characterized in that, the link assembly has a main part, and it is connected to
Two branch portions of main part two sides；Two branch portions are separately connected the first synchronising (connecting) rod and second synchronising (connecting) rod；It is described
Big connecting rod one end is connected to the main part of the link assembly, and the big connecting rod other end connection shank drives cam.
2. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 1, which is characterized in that the branch
It is connected between portion and the main part in angle；The distance between two branch portions are from itself and main part junction Xiang Qiyu shank
Driver junction direction is gradually increased.
3. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 2, which is characterized in that Liang Ge branch
Portion is symmetrically set in the main part two sides.
4. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 1, which is characterized in that the main body
Portion has the first mounting portion connecting with big connecting rod, and the second mounting portion being installed in head casing mounting base.
5. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 4, which is characterized in that described second
Transverse width of the mounting portion between two needle bar drivers is greater than first mounting portion between two needle bar drivers
Transverse width.
6. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 5, which is characterized in that described second
Transverse width of the mounting portion between two needle bar drivers is the one third of two needle bar driver spacing to half.
7. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 1, which is characterized in that the connecting rod
Component includes two drive links, and drive link has main body bar and branch bar, and the main body bar of two drive links constitutes connecting rod
The main part of component；The branch bar of two drive links is respectively the branch portion of the link assembly；The drive link
Main body bar be equipped with the first connecting hole and the second connecting hole, the branch bar of the drive link is equipped with third connecting hole；Two
Pin hole of first connecting hole of a drive link through the first bolt connection big connecting rod；The second connecting hole warp of two drive links
Second bolt connects head casing mounting base；Two drive link third connecting holes connect through third bolt is synchronous with first respectively
Bar, the connection of the second synchronising (connecting) rod.
8. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 7, which is characterized in that described first
Bolt connects two the first connecting holes by bearing；Or first bolt connects the pin hole of big connecting rod by bearing.
9. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 8, which is characterized in that described first
Bolt shuts fixation by the both ends that bearing connects two the first connecting holes.
10. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 7, which is characterized in that described the
Two bolts connect two the second connecting holes by bearing, and bearings at both ends is axially shut fixation.
11. a kind of embroidery machine having needle stem driving mechanism of crosspointer driving according to claim 1, which is characterized in that the company
Bar assembly is that there are two the drive links of branch bar and a main body bar for a tool.
12. a kind of machine head of embroidery machine of crosspointer driving, which is characterized in that using crosspointer described in one of the claims 1-11
The embroidery machine having needle stem driving mechanism of driving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910090117.6A CN109576919B (en) | 2019-01-30 | 2019-01-30 | Double-needle driven embroidery machine head and needle bar driving mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910090117.6A CN109576919B (en) | 2019-01-30 | 2019-01-30 | Double-needle driven embroidery machine head and needle bar driving mechanism thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109576919A true CN109576919A (en) | 2019-04-05 |
| CN109576919B CN109576919B (en) | 2024-04-19 |
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ID=65918290
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910090117.6A Active CN109576919B (en) | 2019-01-30 | 2019-01-30 | Double-needle driven embroidery machine head and needle bar driving mechanism thereof |
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| Country | Link |
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| CN (1) | CN109576919B (en) |
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| CN202519463U (en) * | 2012-03-26 | 2012-11-07 | 浙江冠军机电科技有限公司 | Embroidery machine handpiece |
| CN103114393A (en) * | 2013-02-20 | 2013-05-22 | 东莞市名菱工业自动化科技有限公司 | Double-needle sewing mechanism of intelligent double-needle computer pattern sewing machine |
| CN103526463A (en) * | 2013-09-26 | 2014-01-22 | 冯品牛 | Needle-position-fixed double-needle high-speed needle bar clutch and operation method thereof |
| CN204738122U (en) * | 2015-07-13 | 2015-11-04 | 浙江信胜缝制设备有限公司 | Single cam drive duplex pole simultaneous movement mechanism |
| CN205000113U (en) * | 2015-09-18 | 2016-01-27 | 张丁元 | Extra small head is apart from surpassing bull embroidery machine transmission system |
| CN107447384A (en) * | 2017-10-07 | 2017-12-08 | 浙江越隆缝制设备有限公司 | The double-colored machine head of embroidery machine of crosspointer with carving hole function |
| CN209602789U (en) * | 2019-01-30 | 2019-11-08 | 浙江镨美科智能刺绣设备有限公司 | A kind of machine head of embroidery machine and its needle bar drive device of crosspointer driving |
-
2019
- 2019-01-30 CN CN201910090117.6A patent/CN109576919B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11216281A (en) * | 1998-02-02 | 1999-08-10 | Barudan Co Ltd | Sewing machine provided with stitch jumping mechanism |
| CN202519463U (en) * | 2012-03-26 | 2012-11-07 | 浙江冠军机电科技有限公司 | Embroidery machine handpiece |
| CN103114393A (en) * | 2013-02-20 | 2013-05-22 | 东莞市名菱工业自动化科技有限公司 | Double-needle sewing mechanism of intelligent double-needle computer pattern sewing machine |
| CN103526463A (en) * | 2013-09-26 | 2014-01-22 | 冯品牛 | Needle-position-fixed double-needle high-speed needle bar clutch and operation method thereof |
| CN204738122U (en) * | 2015-07-13 | 2015-11-04 | 浙江信胜缝制设备有限公司 | Single cam drive duplex pole simultaneous movement mechanism |
| CN205000113U (en) * | 2015-09-18 | 2016-01-27 | 张丁元 | Extra small head is apart from surpassing bull embroidery machine transmission system |
| CN107447384A (en) * | 2017-10-07 | 2017-12-08 | 浙江越隆缝制设备有限公司 | The double-colored machine head of embroidery machine of crosspointer with carving hole function |
| CN209602789U (en) * | 2019-01-30 | 2019-11-08 | 浙江镨美科智能刺绣设备有限公司 | A kind of machine head of embroidery machine and its needle bar drive device of crosspointer driving |
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| Publication number | Publication date |
|---|---|
| CN109576919B (en) | 2024-04-19 |
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