CN109554856A - A kind of machine head of embroidery machine of crosspointer driving - Google Patents
A kind of machine head of embroidery machine of crosspointer driving Download PDFInfo
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- CN109554856A CN109554856A CN201910090100.0A CN201910090100A CN109554856A CN 109554856 A CN109554856 A CN 109554856A CN 201910090100 A CN201910090100 A CN 201910090100A CN 109554856 A CN109554856 A CN 109554856A
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- needle bar
- head
- rod
- main part
- flange
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- 239000006185 dispersion Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009956 embroidering Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000013011 mating Effects 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
- 238000005549 size reduction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000004804 winding Methods 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
-
- 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
- D05C11/04—Arrangements for fastening or inserting in bars or carriers
Abstract
A kind of machine head of embroidery machine of crosspointer driving, belongs to embroidery machine field.Head includes head casing, needle bar drive device；Needle bar drive device includes the first needle bar driver and the second needle bar driver being arranged side by side in head casing two sides, 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；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 the second synchronising (connecting) rod；Big connecting rod one end is connected to the main part of link assembly, and the other end connects shank and drives cam；Shank drives cam to be set on head casing by mounting flange, is arranged close to main part in two branch portion centerlines.The center for acting on link assembly is concentrated in the driving force dispersion of shank of the present invention driving cam, so that two branch portion uniform forces, stable, two needle bar drivers are able to maintain synchronization.
Description
Technical field
The invention belongs to the machine head of embroidery machine that embroidery machine technical field more particularly to a kind of crosspointer drive.
Background technique
Existing crosspointer drives machine head of embroidery machine, carries out crosspointer embroidery in the way of the synchronous driving crosspointer of single cam.Shank
Driving cam is assemblied on head casing, and shank driving cam is connected with big connecting rod, big connecting rod by T-type drive link respectively with
Two needle bar driver connections, two needle bar drivers drive two shanks to run up and down.The T-type drive link of this kind of structure its
Position is located at the side of big connecting rod, causes during driving two sides shank, and when discontinuity equalization occurs, the driving of Yi Fasheng T-type connects
Bar is twisted, and is even resulted in big connecting rod and the mechanical accidents such as is twisted off and occurs.Once an eedle is pressed onto hard object and is jacked up upwards,
Another eedle keeps ordinary running condition, and T-type drive link is reversed by the branch bar at jack-up by lateral force in eedle at this time, greatly
Connecting rod kills deformation, and branch bar of the T-type drive link at normal eedle is then made also to twist.Between needing to embroider greatly
Away from when, two needle bar drivers are needed there are big spacing, between the two away from increase, the drive of existing crosspointer driving machine head of embroidery machine
The T-type width of dynamic structure needs to increase, and the stress of T-type drive link is more unstable at this time, Yi Fasheng T-type drive link, Dalian
The mechanical accident that bar twists off occurs.Also, since big connecting rod is that series winding is installed on embroidery machine main shaft, it is not easy to replace, once hair
The mechanical accident that raw big connecting rod twists off, then need 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.
Generally, needle bar driver is installed in the two sides of head casing respectively.Since T-type drive link is located at the one of big connecting rod
Side, shank driving cam are also mounted to the side of machine head of embroidery machine casing when installing, that is, by a certain needle bar driver.For
This, shank driving cam mounting flange is set to by machine head of embroidery machine casing, after shank drives cam fit on, shank driving
The clamping ring of cam protrudes from embroidery machine casing.At this point, the needle bar driver in the other side of cam installation is farthest from cam, T
Two branch of type drive link and shank driving cam between torque arm length it is different, wherein have a branch and shank driving cam it
Between arm of force longest so that main shaft because shank drive actuated by cams active force due to beat, spindle drive is not sufficiently stable.
Shank drives cam under this mounting means, and mounting flange is generally a plate, is set to by machine head of embroidery machine casing, not to convex
Wheel assembly provides lateral support, and intensity is inadequate.Also, the cam clamping ring for protruding from casing setting, so that entire embroidery machine
Handpiece size is big, and embroidery machine comparable size can not assemble more multi-machine heads.
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.
The technical scheme is that:
The present invention is a kind of including head casing, the needle bar drive device in head casing；The needle bar drive device, including
The first needle bar driver and the second needle bar driver in head casing two sides is arranged side by side, is connect with the first needle bar driver
First synchronising (connecting) rod, the second synchronising (connecting) rod connecting with the second needle bar driver, link assembly, big connecting rod, shank drive cam；
The link assembly has a main part, and is connected to two branch portions of main part two sides；Two branch portions connect respectively
Connect the first synchronising (connecting) rod and second synchronising (connecting) rod；Described big connecting rod one end is connected to the main part of the link assembly, institute
State big connecting rod other end connection shank driving cam；The shank driving cam is set to the head casing by mounting flange
On, the shank driving cam is arranged close to the main part in two branch portion centerlines.
Two components of the invention are distributed in the two sides of big connecting rod, so that link assembly coats big connecting rod, so that big connecting rod
Bilateral output driving power.Actuated by cams power is transferred to the two sides for dispersing power in after link assembly big connecting rod in this way, once arbitrarily
The shank that needle bar driver is driven gets to hard object, also only twists off the branch of the link assembly close to the needle bar driver side
Portion does not affect another branch portion of link assembly, will not influence another needle bar driver and works normally；It will not cause big
Connecting rod twists off, and then cam can not work normally.Meanwhile the main part by cam close to link assembly is arranged, so that convex
The arm of force between wheel and two branch portions of link assembly is uniform and reduces as far as possible, to ensure that spindle drive is more stable.
Preferably, the mounting flange includes flange fixed plate, flange mounting plate, flange stiffening plate；The flange is solid
Fixed board is set on head casing, and the setting on the inside of first needle bar driver or the second needle bar driver；The flange
Mounting plate is set on head casing, and with a distance from first needle bar driver or the distance of the second needle bar driver is greater than institute
Flange fixed plate is stated with a distance from first needle bar driver or the distance of the second needle bar driver；The flange stiffening plate is used
With connecting flange mounting plate and flange fixed plate, the flange mounting plate is for installing shank driving cam.
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, 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, the link assembly is that there are two the drive links of branch bar and a main body bar for a tool.
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.
The invention has the following advantages:
A kind of machine head of embroidery machine of crosspointer driving of the present invention, by force dispersion in the two sides of big connecting rod, even if any shank driving
The eedle that device is driven is pressed onto hard object and is jacked up upwards, and the branch portion stress torsion of link assembly will not cause another
A branch portion is twisted, and big connecting rod will not be made to twist off, and then influencing two needle bar drivers all can not work normally.In addition,
Shank driving cam is set in machine head of embroidery machine casing, especially indent is set in casing, so that link assembly and needle
Bar drive cam between the arm of force reduce, thus reduce main shaft because shank drive actuated by cams active force caused by bounce, make to lead
Axis transmission is more stable.Also, reduce machine head of embroidery machine size, can arrange more machine head of embroidery machine on embroidery machine.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of the machine head of embroidery machine of crosspointer driving of the present invention；
Fig. 2 is main view when a kind of machine head of embroidery machine of crosspointer driving of the present invention does not install needle bar drive device；
Fig. 3 is a kind of explosive view of the embroidery machine having needle stem driving mechanism of crosspointer driving of the present invention；
Fig. 4 is the structural schematic diagram of link assembly in a kind of embroidery machine having needle stem driving mechanism of crosspointer driving of the present invention.
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.
A kind of machine head of embroidery machine of crosspointer driving includes head casing 1(referring to Fig. 1), and the shank in head casing
Driving mechanism and needle bar frame.Needle bar frame can move left and right on head casing, and shank, thread take-up tension lever are equipped on needle bar frame.Shank
The needle bar driver driving of needle bar drive device, thread take-up tension lever are driven by thread taking-up axle with briquetting.The needle bar drive device packet
The first needle bar driver and the second needle bar driver being arranged side by side in head casing two sides are included, is connect with the first needle bar driver
The first synchronising (connecting) rod, the second synchronising (connecting) rod for being connect with the second needle bar driver, link assembly, big connecting rod and shank driving are convex
Wheel.Shank driving cam is connect through big connecting rod with link assembly, the link assembly respectively with the first synchronising (connecting) rod and the
The connection of two synchronising (connecting) rods, shank, which drives, drives the first needle bar driver and the second needle bar driver to work asynchronously under actuated by cams.
The shank driving cam also connects take-up drive rod by roller bearing, and take-up drive rod connects thread taking-up axle, the needle by collet
Bar drives cam thread taking-up axle can also be driven to work when driving two needle bar driver work, and both take-up and embroidery are linked
Work.The rotary driving force of the shank driving cam is rotated by embroidery machine main shaft to be provided.
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.The shank driving cam passes through
Mounting flange is set on the head casing, and the shank driving cam is close to the main part in two branch portion centerlines
Setting.In this way, the arm of force of two branch portions of the shank driving cam and link assembly reduces, to reduce main shaft because of shank
It beats caused by driving actuated by cams active force, keeps spindle drive more stable.
Such as Fig. 1, the shank driving cam 2 is set at the head casing 1 by mounting flange 21.The mounting flange
Between first needle bar driver 3 and second needle bar driver 4, between two branch portions of link assembly
Center line X at be arranged close to main part, after such shank driving cam is assemblied in mounting flange, shank drives cam and connecting rod
The arm of force of two branch portions of component reduces；And shank driving cam is built in setting in head casing, does not protrude from head machine
Shell, shank drive cam not interfere vulnerable to external factor, but also entire machine head of embroidery machine size reduction, is assembled on embroidery machine
Occupied space is few, and the machine head of embroidery machine of more crosspointers driving can be assembled on embroidery machine.
Under an example, referring to Fig. 2, the mounting flange 21 includes flange fixed plate 211, flange mounting plate 212, flange
Stiffening plate 213.The flange fixed plate 211 is set on head casing 1, and close to first needle bar driver 3 or the second needle
It is arranged on the inside of bar driver 4.The flange mounting plate 212 is set on head casing 1, from first needle bar driver 3
Distance or the second needle bar driver distance 4 be greater than the flange fixed plate 211 with a distance from first needle bar driver 3 or
The distance of second needle bar driver 4.The flange stiffening plate 213 to connecting flange mounting plate 212 and flange fixed plate 211,
The flange mounting plate 212 is for installing shank driving cam 2.It is upper from figure as it can be seen that the flange mounting plate 212 be recessed in it is described
Head casing 1, and close to the main part in two branch portion centerlines.In this way, in the clamping ring 22 of shank driving cam
It is hidden in setting in head casing.For existing tabular mounting flange, the flange stiffening plate 213 is that shank driving is convex
The assembly of wheel provides lateral support, improves mounting flange intensity.The flange stiffening plate 213 can be at certain angle of inclination
Connecting flange mounting plate and flange fixed plate, can also and connecting flange mounting plate vertical with respect to flange mounting plate or flange fixed plate
With flange fixed plate.
Under an embodiment, the main part and the branch portion of the link assembly 100 constitute y-bend halberd shape knot
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, and two points
The distance between branch remains unchanged.Under this set-up mode, since needle bar driver runs at high speed, the inertia of the link assembly
It is very big.For this purpose, being connected between the branch portion and the main part in angle under another embodiment, between two branch portions
Distance be gradually increased from it with main part junction Xiang Qiyu needle bar driver junction direction.That is, the branch
Portion is obliquely installed with the first needle bar driver 3 or the second needle bar driver 4.In this way, reducing the inertia of link assembly, while energy
Stablize stress, adapts to the high-speed cruising of needle bar driver.For example, the main part of the link assembly and branch portion constitute 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 (referring to Fig.1) of first mounting portion between two needle bar drivers to width.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 is that there are two the drivings of branch bar and a main body bar to connect for a tool
Bar.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 main body
Pin hole of first connecting hole of bar through the first bolt connection big connecting rod.Second connecting hole of the main body bar connects through the second bolt
Pick a casing mounting base.The third connecting hole of the branch bar is through third bolt and the first synchronising (connecting) rod or the second synchronising (connecting) rod
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. 3,4, the link assembly includes two drive links 5,5 '.Each driving connects
Bar 5,5 ' has main body bar 51,51 ' and branch bar 52,52 ', the relatively described main body bar inclination connection of the branch bar 52,52 '.
The main body bar 51,51 ' of two drive links constitutes the main part of link assembly.The branch bar 52,52 ' of two drive links is constituted
The branch portion of link assembly.The main body bar 51,51 ' be equipped with the first connecting hole 511,511 ' and the second connecting hole 512,
512'.The branch bar is equipped with third connecting hole 513,513 '.First connecting hole 511,511 ' of two drive links is through
The pin hole 61 of one bolt 10 connection big connecting rod 6.Second connecting hole 512,512 ' of two drive links connects through the second bolt 20
Pick a casing mounting base.Two drive link third connecting holes 513,513 ' are synchronous with first through third bolt 30,30 ' respectively
Connecting rod 31, the connection of the second synchronising (connecting) rod 41.Above-mentioned link assembly structure makes the stress curve of two needle bar drivers with first
Bolt 10 is center support shaft, and two the second connecting holes 512,512 ' are supporting point, and two third connecting holes are stress point, significantly
The stability for improving driving extends two needle bar driver acceptable stress spacing.Even if big spacing embroidery, by two
The spacing of a needle bar driver is done greatly, and since the link assembly of above structure exists, stable structure is not also influenced vulnerable to hard object
And it twists off.
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.
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 (10)
1. a kind of machine head of embroidery machine of crosspointer driving, including head casing, the needle bar drive device in head casing；It is described
Needle bar drive device includes the first needle bar driver and the second needle bar driver being arranged side by side in head casing two sides, with first
First synchronising (connecting) rod of needle bar driver connection, the second synchronising (connecting) rod being connect with the second needle bar driver, link assembly, Dalian
Bar, shank drive cam；It is characterized in that, the link assembly has a main part, and it is connected to main part two sides
Two branch portions；Two branch portions are separately connected the first synchronising (connecting) rod and second synchronising (connecting) rod；Described big connecting rod one end connects
It is connected to the main part of the link assembly, the big connecting rod other end connection shank drives cam；The shank driving cam is logical
Mounting flange is crossed on the head casing, the shank driving cam is close to the main part in two branch portion center lines
Place's setting.
2. a kind of machine head of embroidery machine of crosspointer driving according to claim 1, which is characterized in that the mounting flange includes
Flange fixed plate, flange mounting plate, flange stiffening plate；The flange fixed plate is set on head casing, and close to described first
Setting on the inside of needle bar driver or the second needle bar driver；The flange mounting plate is set on head casing, from described first
The distance of needle bar driver or the distance of the second needle bar driver are greater than the flange fixed plate from first needle bar driver
Distance or the second needle bar driver distance；The flange stiffening plate is to connecting flange mounting plate and flange fixed plate, institute
Flange mounting plate is stated for installing shank driving cam.
3. a kind of machine head of embroidery machine of crosspointer driving according to claim 1, which is characterized in that the branch portion with it is described
It is connected between main part in angle；The distance between two branch portions connect from it with main part junction Xiang Qiyu needle bar driver
Prescription is connect to being gradually increased.
4. a kind of machine head of embroidery machine of crosspointer driving according to claim 3, which is characterized in that two branch portions are symmetrically set
In the main part two sides.
5. a kind of machine head of embroidery machine of crosspointer driving according to claim 1, which is characterized in that the main part have with
First mounting portion of big connecting rod connection, and the second mounting portion being installed in head casing mounting base.
6. a kind of machine head of embroidery machine of crosspointer driving according to claim 5, which is characterized in that second mounting portion exists
Transverse width between two needle bar drivers is greater than transverse width of first mounting portion between two needle bar drivers.
7. a kind of machine head of embroidery machine of crosspointer driving according to claim 1, which is characterized in that the link assembly includes
Two drive links, drive link have main body bar and branch bar, and the main body bar of two drive links constitutes the master of link assembly
Body portion；The branch bar of two drive links is respectively the branch portion of the link assembly；The main body bar of the drive link
It is 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 drivings connect
Pin hole of first connecting hole of bar through the first bolt connection big connecting rod；Second connecting hole of two drive links is through the second bolt
Connect head casing mounting base；Two drive link third connecting holes are respectively through third bolt and the first synchronising (connecting) rod, second same
Walk connecting rod connection.
8. a kind of machine head of embroidery machine of crosspointer driving according to claim 7, which is characterized in that first bolt passes through
Bearing connects two the first connecting holes；Or first bolt connects the pin hole of big connecting rod by bearing.
9. a kind of machine head of embroidery machine of crosspointer driving according to claim 8, which is characterized in that first bolt passes through
Shut fixation in the both ends that bearing connects two the first connecting holes.
10. a kind of machine head of embroidery machine of crosspointer driving according to claim 7, which is characterized in that second bolt is logical
It crosses bearing and connects two the second connecting holes, and bearings at both ends is axially shut fixation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910090100.0A CN109554856A (en) | 2019-01-30 | 2019-01-30 | A kind of machine head of embroidery machine of crosspointer driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910090100.0A CN109554856A (en) | 2019-01-30 | 2019-01-30 | A kind of machine head of embroidery machine of crosspointer driving |
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| Publication Number | Publication Date |
|---|---|
| CN109554856A true CN109554856A (en) | 2019-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910090100.0A Pending CN109554856A (en) | 2019-01-30 | 2019-01-30 | A kind of machine head of embroidery machine of crosspointer driving |
Country Status (1)
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| CN (1) | CN109554856A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111041725A (en) * | 2019-12-27 | 2020-04-21 | 赵海 | Embroidery machine disk belt type flat belt feeding and needle bar rotating cooperative system and cooperative method |
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|---|---|---|---|---|
| GB344781A (en) * | 1929-12-10 | 1931-03-10 | James Huntbach | Improvements in or relating to embroidery machines |
| CN202559084U (en) * | 2012-05-10 | 2012-11-28 | 诸暨玛雅电器机械有限公司 | Needle bar frame driving device for computerized embroidery machine |
| 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 |
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| CN204939836U (en) * | 2015-09-21 | 2016-01-06 | 浙江越隆缝制设备有限公司 | Embroidery machine has the two wire picking device of synchronous crosspointer of two take-up tooth |
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| CN209602788U (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 of crosspointer driving |
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| CN204939836U (en) * | 2015-09-21 | 2016-01-06 | 浙江越隆缝制设备有限公司 | Embroidery machine has the two wire picking device of synchronous crosspointer of two take-up tooth |
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| CN111041725A (en) * | 2019-12-27 | 2020-04-21 | 赵海 | Embroidery machine disk belt type flat belt feeding and needle bar rotating cooperative system and cooperative method |
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