CN108193396A - A kind of machine head of embroidery machine and embroidery machine - Google Patents
A kind of machine head of embroidery machine and embroidery machine Download PDFInfo
- Publication number
- CN108193396A CN108193396A CN201810119646.XA CN201810119646A CN108193396A CN 108193396 A CN108193396 A CN 108193396A CN 201810119646 A CN201810119646 A CN 201810119646A CN 108193396 A CN108193396 A CN 108193396A
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- shank
- needle bar
- head
- embroidery
- bar frame
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- 230000033001 locomotion Effects 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 27
- 230000009471 action Effects 0.000 description 10
- 210000002683 foot Anatomy 0.000 description 10
- 230000006870 function Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009956 embroidering Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000005571 horizontal transmission Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05C—EMBROIDERING; TUFTING
- D05C7/00—Special-purpose or automatic embroidering machines
- D05C7/04—Special-purpose or automatic embroidering machines for boring or jogging
-
- 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
-
- 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
- D05C13/00—Auxiliary devices incorporated in embroidering machines, not otherwise provided for; Ancillary apparatus for use with embroidering machines
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a kind of machine head of embroidery machine and embroidery machines, belong to embroidery machine field, head includes casing and the needle bar frame on casing, needle bar frame can be moved back and forth relative to casing, needle bar frame is equipped with the first shank, the second shank and carving hole shank, it is set on casing there are two needle bar driver, when one of needle bar driver drives carving hole shank, another needle bar driver and the first shank, the second shank are staggered on the moving direction of needle bar frame and in zero load.Carving hole shank is driven to move back and forth realization by needle bar driver and carve hole every head, replaced syringe needle without shutting down head, enrich the function and usage of head.Due to realizing clutch by the way of or dislocation corresponding with shank on the moving direction of needle bar frame using needle bar driver, without the driving member that electromagnet is added on head and needle bar driver is driven to rotate under the drive of electromagnet, the structure for being conducive to simplified head, the assembling for reducing head takes and the production cost of control head.
Description
Technical field
The present invention relates to embroidery machine technical field more particularly to a kind of machine head of embroidery machine, in addition, the invention further relates to uses
The embroidery machine of such head.
Background technology
With the progress of science and technology, technology, computerized emboridering machine has become the main mechanical of embroidery industry, embroidery machine
Head be then embroidery machine important feature.When carrying out carving hole embroidery using existing embroidery machine, need first to shut down machine, by part
Eedle on needle position is replaced with carving hole needle, and the first carving hole purpose that bound edge is embroidered again is realized after restarting, complicated for operation, is unfavorable for
Ensure processing efficiency.When carving hole every head, in order to avoid other move up and down influence carving hole effect for the shank of embroidery, need
One of needle bar driver is driven to rotate by a certain angle relative to guiding axis by driving member using electromagnet, drive shank
The fixture block on card slot and other shanks on device is staggered in the circumferential, and the biography between needle bar driver and other shanks is realized with this
It is dynamic to be detached from.When realizing carving hole using such mode, need, by the normally opened electromagnet of electric control gear, to backhaul due to needle bar driver
Dynamic frequency is larger, and work of electromagnet is easily damaged afterwards for a period of time.In addition, since electromagnet is typically mounted in head
Portion is not easy to repair and replace.Furthermore in order to realize driving of the electromagnet to needle bar driver, need in electromagnet and
Necessary driving member is added between needle bar driver, due to the inner space very little of head, can so increase head assembling difficulty,
Also the production cost of head can be increased.
Invention content
In order to solve above-mentioned shortcoming and defect in the prior art, the present invention provides one kind without electromagnet
The machine head of embroidery machine every head carving hole can be realized.
In order to realize above-mentioned technical purpose, machine head of embroidery machine provided by the invention, the needle including casing and on casing
Bridge, needle bar frame can be moved back and forth relative to casing, and needle bar frame is equipped with the first shank, the second shank and carving hole shank,
It is set on casing there are two needle bar driver, when hole shank is carved in one of them described needle bar driver driving, another needle bar driver
It is staggered on the moving direction of needle bar frame with the first shank, the second shank and in zero load.
Preferably, first shank, carving hole shank and the second shank are sequentially arranged on needle bar frame.
Preferably, first shank includes shank I and shank II, and the second shank includes shank III and shank IV, shank
Ith, shank II, carving hole shank, shank III and shank IV are sequentially arranged on needle bar frame from front to back along the moving direction of needle bar frame, needle
The center between the centre-to-centre spacing between centre-to-centre spacing, shank III and shank IV, carving hole shank and shank II between bar I and shank II
Away from being equal；Alternatively, first shank include shank I and shank II, the second shank include shank III and shank IV, shank I,
Shank II, carving hole shank, shank III and shank IV are sequentially arranged on needle bar frame from back to front along the moving direction of needle bar frame, shank
The centre-to-centre spacing between the centre-to-centre spacing between centre-to-centre spacing, shank III and shank IV, carving hole shank and shank III between I and shank II
It is equal.
Preferably, first shank, the second shank and carving hole shank are sequentially arranged on needle bar frame.
Preferably, first shank includes shank I and shank II, and the second shank includes shank III and shank IV, shank
Ith, shank II, shank III, shank IV and carving hole shank are sequentially arranged on needle bar frame, centre-to-centre spacing between shank I and shank II etc.
Centre-to-centre spacing between shank III and shank IV.
Preferably, the centre-to-centre spacing between the carving hole shank and shank IV is equal to the center between shank IV and shank III
Away from.
Preferably, first shank and the second shank are equipped with the eedle for embroidery, and head has a plain embroidery state, and two
A needle bar driver respectively drives the first shank and the second shank in the case where head is in plain embroidery state；Alternatively, first shank
The carving hole needle for carving hole is equipped with the second shank, there is head tack to carve poroid state, and two needle bar drivers are at head
It is carved in tack and respectively drives the first shank and the second shank under poroid state.
Preferably, the casing is equipped with two guiding axis, and two needle bar drivers are sheathed on respectively on two guiding axis,
And needle bar driver can move back and forth along the axial direction of guiding axis.
Preferably, circumferential position limiting structure is equipped between the needle bar driver and guiding axis.
After adopting the above technical scheme, the head provided by the present invention for eyelet embroiderer has the following advantages that：
1st, machine head of embroidery machine provided by the invention improves the structure of existing machine head of embroidery machine, adds on head
If carving hole shank, need to carry out fabric when head carves hole, carving hole shank is driven to move back and forth by needle bar driver
It realizes, replaces syringe needle without shutting down head, can be realized under the premise of it need not shut down head and carve hole every head, enrich the work(of head
Energy purposes, can better meet the market demand.
Head is carried out when head carves hole, and a needle bar driver with carving hole shank cooperation is used to that carving hole shank to be driven to backhaul
Dynamic realize carves hole every head, and another needle bar driver is staggered with other shanks on the moving direction of needle bar frame, realization and other
Transmission separation between shank, in light condition when another needle bar driver moves back and forth, will not drive other shanks to run,
It avoids to being impacted every head carving hole.By the way of being misplaced on the moving direction of needle bar frame with shank using needle bar driver
Realize clutch, without adding electromagnet on head and the driving member of needle bar driver rotation being driven under the drive of electromagnet,
The assembling for being conducive to simplify the structure, reduction head of head takes and controls the production cost of head.
2nd, the first shank, carving hole shank and the second shank are sequentially arranged on needle bar frame, alternatively, the first shank, the second shank
It is sequentially arranged on needle bar frame with carving hole shank.First shank and the second shank are preferably using double needle configuration, during for embroidering, realize
Double-colored embroidery purpose in the case of two groups of crosspointer embroidery, is conducive to the color of abundant embroidery flower pattern, better meets on same head
Embroidery requirement.Position relationship of each shank on needle bar frame is rationally set, convenient for accurately controlling the shift motion of needle bar frame, more preferably
The job requirement for meeting head.
When the 3rd, installing eedle on the first shank and the second shank, the first shank and the second shank are implemented in combination with tack embroidery work(
Energy.On first shank and the second shank during installation carving hole needle, the first shank and the second shank are implemented in combination with tack carving hole function.When
When first shank and the second shank set two or two or more respectively, hole can be carved to be installed on one group of corresponding shank wherein
Shank, eedle is installed on other corresponding shanks, and head can realize that tack carves hole embroidery function.In this way, further enrich machine
Achievable work purpose, can better meet job requirement.
The 4th, two guiding axis are set on casing, two needle bar drivers are sheathed on respectively on two guiding axis, shank driving
Device can move back and forth along the axial direction of guiding axis, and corresponding shank is driven to move up and down and realizes plain embroidery or carving hole.Since shank drives
Dynamic to realize transmission separation between device and each shank by way of being staggered on the moving direction in needle bar frame, needle bar driver need not
It rotates under the driving of electromagnet relative to guiding axis, also just without installing that shank is driven to drive on needle bar driver
The torsional spring that dynamic device resets is conducive to simplify the structure of needle bar driver and assembling difficulty.
5th, due to need to only move back and forth when needle bar driver is embroidered or carves hole along the axial direction of guiding axis, without phase
Rotation in circumferential direction is occurred for guiding axis, circumferential position limiting structure is set to be conducive to improve between needle bar driver and guiding axis
Stability when needle bar driver moves back and forth, and then be conducive to improve stability when each shank moves back and forth.
The present invention also provides a kind of embroidery machines, and including rack, the rack is equipped with the embroidery machine of multiple above-mentioned records
Head.Embroidery machine provided by the invention uses the head of above-mentioned record, and embroidery machine is allow to realize plain embroidery function, tack carving Kong Gong
Can and hole function be carved every head, better meet the market demand.
Description of the drawings
Fig. 1 is the schematic diagram of housing part in one machine head of embroidery machine of the embodiment of the present invention；
Fig. 2 is the schematic diagram of needle bar frame part in one machine head of embroidery machine of the embodiment of the present invention；
Fig. 3 is the front view of needle bar frame part in one machine head of embroidery machine of the embodiment of the present invention；
Fig. 4 is shank and thread take-up tension lever broken away view driven in one machine head of embroidery machine of the embodiment of the present invention；
Fig. 5 is the part-structure schematic diagram for being used to drive needle bar driver in one machine head of embroidery machine of the embodiment of the present invention；
Fig. 6 is the explosive view for each component being placed in one machine head of embroidery machine of the embodiment of the present invention on transmission shaft；
Fig. 7 is the structure diagram for being used to drive taking-up frame in one machine head of embroidery machine of the embodiment of the present invention；
Fig. 8 is one machine head of embroidery machine of the embodiment of the present invention between initial position lower needle bar driver and each shank
Position view；
Fig. 9 is one machine head of embroidery machine of the embodiment of the present invention between first position state lower needle bar driver and each shank
Position view；
Figure 10 is one machine head of embroidery machine of the embodiment of the present invention between second position state lower needle bar driver and each shank
Position view；
Figure 11 is three machine head of embroidery machine of the embodiment of the present invention between initial position lower needle bar driver and each shank
Position view；
Figure 12 is four machine head of embroidery machine of the embodiment of the present invention between initial position lower needle bar driver and each shank
Position view；
Figure 13 is guiding axis and the sectional view of needle bar driver in an axial direction in five machine head of embroidery machine of the embodiment of the present invention.
In figure, 1- casings, 11- guiding axis, 111- limit ribs, the upper supporting beams of 12-, supporting beam under 13-, 14- rolling bearings,
15- transmission shafts, 16- bearings, 17- lassos, 18- axis pins, 2- needle bar frames, 21- upper beams, 22- bottom end rails, 23- fixing axles, 24-
Link block, 25- open slots, the first shanks of 31-, 311- shanks I, 312- shanks II, the second shanks of 32-, 321- shanks III, 322-
Shank IV, 33- carving hole shanks, 341- eedles, 342- carving hole needles, 35- presser feets, 351- sliding blocks, 352- rebounds, 353- presser feets
Plate, 36- driven members, 361- convex blocks, 37- needles folder, the first springs of 381-, 382- second springs, 39- stop screws, 4- shanks
Driver, 41- grooves, 42- limiting slots, the first cams of 51-, 511- axis holes, 52- big connecting rods, tri- connecting rods of 53-, 531- bar axis,
54- small rods, the first thread take-up tension levers of 61-, 611- thread take-up tension levers I, 612- thread take-up tension levers II, the second thread take-up tension levers of 62-, 621- thread take-up tension levers III,
622- thread take-up tension levers IV, 63- carving hole thread take-up tension levers, 71- taking-up frames, 72- take-up rollers, 73- jackshafts, the second cams of 74-, 741- are passed
Dynamic slot, 75- drive links, 76- rollers, 77- cover boards.
Specific embodiment
The invention will be further described in the following with reference to the drawings and specific embodiments.It is to be appreciated that following " on ",
" under ", "left", "right", " longitudinal direction ", " transverse direction ", " interior ", " outer ", " vertical ", " level ", " top ", indicating positions or the position such as " bottom "
The word for putting relationship is based only upon orientation shown in the drawings or position relationship, only for the purposes of the description present invention and simplifies description, and
It is not instruction or implies that signified device/element there must be specific orientation or with specific azimuth configuration and operation, therefore
It is not considered as limiting the invention.
Embodiment one
As shown in Figure 1 and Figure 2, the machine head of embroidery machine that the embodiment of the present invention one provides, including casing 1 and on casing
Needle bar frame 2, needle bar frame can be moved back and forth relative to casing.Needle bar frame is equipped with the first shank 31, the second shank 32 and carving
Hole shank 33 is set on casing there are two needle bar driver 4, during one of needle bar driver driving carving hole shank, another shank
Driver and the first shank, the second shank are staggered on the moving direction of needle bar frame and in zero loads.
There is provided embroidery shanks and carving hole shank simultaneously on head, need to carry out fabric when head carves hole, pass through needle
Bar driver driving carving hole shank, which moves back and forth, can be realized, and replaces syringe needle without shutting down head, can need not shut down head
Under the premise of realize every head carve hole, enrich the function and usage of head, the market demand can be better met.Head carries out carving hole every head
When, in light condition when another needle bar driver moves back and forth, other shanks will not be driven to run, avoid impacting.By
Clutch is realized by the way of misplacing on the moving direction of needle bar frame with shank using needle bar driver, without being added on head
Electromagnet and the driving member that needle bar driver is driven to rotate under the drive of electromagnet are conducive to simplify the structure of head, reduce
The assembling of head takes and the production cost of control head.
In the present embodiment, the first shank 31 and the second shank 32 use crosspointer rod structure.First shank, which sets 31, two,
Respectively shank I 311 and shank II 312.Second shank 32 also is provided with two, respectively shank III 321 and shank IV 322.Machine
When head is used for plain embroidery, shank I and shank III wear the yarn of same color, and shank II and shank IV wear the yarn of another color
Line realizes on same head double-colored embroidery purpose in the case of two groups of crosspointers embroidery, is conducive to the color of abundant embroidery flower pattern.
As shown in figure 3, needle bar frame 2 moves back and forth in the lateral direction relative to casing 1, and the X-direction shown in Fig. 3 is
The direction that needle bar frame is moved forward relative to casing, the direction for being reversed needle bar frame and reset being moved backward relative to casing of X.Needle
Bar I 311, shank II 312, carving hole shank 33, shank III 321 and IV 322 right-to-left of shank are sequentially arranged on needle bar frame 2, i.e.,
Shank I, shank II, carving hole shank, shank III and shank IV are sequentially arranged in needle bar frame from front to back along the moving direction of needle bar frame
On.
The present embodiment is illustrated so that plain embroidery head is away from for 55mm as an example, and shank I 311 and shank III 321 combine and carry out plain embroidery,
Shank II 312 and shank IV 322, which combine, carries out plain embroidery, the centre-to-centre spacing W1, shank II and shank IV between shank I and shank III it
Between centre-to-centre spacing W2 be 55mm.There are problems that interfering when being mounted in rack in view of head, need to reserve certain remaining
Amount, the width W of single needle bar frame 2 in the direction of movement is set as 107mm, for each shank of reasonable Arrangement, shank I 311 and needle
The centre-to-centre spacing S2 between centre-to-centre spacing S1, shank III 321 and shank IV 322 between bar II 312 is 15mm, shank I and shank
Interval S 4 on the left of interval S 3, shank IV and needle bar frame between frame outer right wall between outer wall is 18.5mm.For the ease of
The stroke that moves every time of control control needle bar frame, carve centre-to-centre spacing L1 between hole shank 33 and shank II 312 and shank I 311 and
Centre-to-centre spacing S1 between shank II 312 is equal, i.e., L1 is set as 15mm.Carve the centre-to-centre spacing between hole shank 33 and shank III 321
L2 is set as 25mm, and the centre-to-centre spacing between carving hole shank 33 on two neighboring head is 110mm.
In order to stablize each shank of installation, the top of needle bar frame 2 is equipped with upper beam 21, and the lower part of needle bar frame 2 is equipped with bottom end rail
22, upper beam 21 and bottom end rail 22 are equipped with the hole passed through for each shank, are fixed with axle sleeve in hole, each shank by with axle sleeve
Cooperation is installed on needle bar frame, and each shank can move back and forth relative to needle bar frame about 2.
In order to realize plain embroidery purpose and carve hole purpose, shank I 311, shank II 312, shank III 321 and shank IV every head
322 bottom ends are respectively and fixedly provided with for embroidery machine needle 341, and the bottom end of carving hole shank 33 is fixed with the carving hole needle 342 for carving hole.In order to
Fabric is compressed in plain embroidery or carving hole, presser feet 35 is equipped on each shank.
As shown in figure 4, the substantially intermediate position of each shank is equipped with driven member 36, shank is provided in driven member
The convex block 361 that driver 4 protrudes.In order to which driven member 36 is made to keep stablizing on shank, it is additionally provided with to be located on each shank and is driven
Needle folder 37 above moving part.The top of presser feet 35 is fixed with sliding block 351, and the substantially intermediate position of presser feet is equipped with for transition and water
The rebound 352 of flat setting, equipped with pressure foot 353 horizontal after bending, pressure foot is equipped with for eedle or carving for the bottom end of presser feet
The hole that hole needle passes through.The top of presser feet 35 is set in by sliding block 351 on shank, and the bottom end of shank passes through position among presser feet
Rebound 352.Be further fixed on one piece of limiting plate on the trailing flank of needle bar frame, limiting plate be equipped with vertically open up and with each shank
One-to-one sliding slot, the convex block on each shank, which is inserted into corresponding sliding slot, realizes limiting.
In order to make each shank that can preferably be resetted after action every time is completed, two springs are arranged on each shank, are divided
It Wei not the first spring 381 and second spring 382.First spring 381 is sheathed on the intermediate position of shank, and the bottom end of the first spring is supported
In on sliding block 351, top is butted in driven member 36.Second spring 382 is sheathed on the top of shank, and the top of shank is fixed with
For the stop screw 39 of limit spring, the bottom end of second spring 382 is butted on upper beam 21, and top is butted on stop screw 39
On.
With reference to Fig. 2 and Fig. 4, a vertical guiding axis of axial direction 11, two shanks are respectively provided at left and right sides of 1 forepart of casing
Driver 4 is sheathed on respectively on two guiding axis.The forepart of 1 upper end of casing is equipped with upper supporting beam 12, and the bottom end of casing is prolonged forward
It stretches to form lower supporting beam 13.The top of guiding axis 11 is fixed and is inserted in supporting beam 12, and the bottom end of guiding axis, which is fixed, to be inserted in
In lower supporting beam 13, fixed installation of the guiding axis on casing 1 is realized.
It is solid on the front end face of upper supporting beam 12 in order to realize purpose that needle bar frame 2 can be moved back and forth relative to casing 1
Surely have and determine guide rail, the dynamic guide rail with determining guide rail is fixed on the trailing flank of needle bar frame 2.In the present embodiment, determine guide rail and move
Guide rail uses dovetail slideway structure.In order to reduce friction when needle bar frame 2 moves back and forth between casing 1, guiding axis 11
Lower end is equipped with rolling bearing 14, and the sliding friction between needle bar frame and casing is converted to rolling friction, reduces needle bar frame movement
When suffered resistance.
As shown in Figure 4, Figure 5, the front side of needle bar driver 4 is equipped with is equipped with 361 matched groove 41 of convex block, casing 1
Axial horizontal transmission shaft 15 is fixed with what is moved back and forth for the axial direction for driving needle bar driver along guiding axis 11 on transmission shaft
First cam 51, the first cam are set in casing 1, and the biography for passing power is equipped between the first cam and needle bar driver 4
Motivation structure.
In the present embodiment, transmission is realized using link mechanism between the first cam 51 and needle bar driver 4.Link mechanism packet
Include 52, three connecting rods 53 of big connecting rod and small rod 54.With reference to Fig. 6, casing 1 is equipped with the bearing for rotational support transmission shaft 15
16, the first cam 51 is equipped with eccentric axis hole 511, and the first cam is loaded on by axis hole eccentric bushing on transmission shaft, on transmission shaft
It is fixed with the lasso 17 for locking the first cam.Casing 1 is equipped with the axis pin 18 for installing three connecting rods 53, three connecting rods
Rear end be set on axis pin, one end of big connecting rod 52 is sheathed on the first cam 51, the other end is articulated on three connecting rods, three
The front end of eye connecting rod is equipped with the length direction perpendicular to three connecting rods and the bar axis 531 to both sides elongation moulding.Small rod 54
One end is articulated with the end of bar axis 531, and the other end is articulated with needle bar driver 4.When transmission shaft 15 rotates, pass through the first cam
51st, 52, three connecting rods 53 of big connecting rod and small rod 54 drive needle bar driver 4 to move back and forth along the axial direction of guiding axis 11, shank
Driver drives each shank to be moved up and down relative to needle bar frame 2 by the cooperation of groove 41 and convex block 361.
In order to smoothly realize plain embroidery, the top of needle bar frame 2 is equipped with corresponding with the first shank 31, the second shank 32 the
One thread take-up tension lever 61, the second thread take-up tension lever 62.In the present embodiment, the first thread take-up tension lever 61 is respectively corresponding with shank I 311 equipped with two
Thread take-up tension lever I 611 and with II 312 corresponding thread take-up tension lever II 612 of shank.Second thread take-up tension lever 62 also is provided with two, respectively and needle
III 321 corresponding thread take-up tension lever III 621 of bar and with IV 322 corresponding thread take-up tension lever IV 622 of shank.For the considerations such as neat, beautiful, needle
Bridge 2 is equipped with carving hole thread take-up tension lever 63 corresponding with carving hole shank 33.
The top of needle bar frame 2 is equipped with fixing axle 23, and the rear end of each thread take-up tension lever is rotatably set in the fixing axle.Gu
Dead axle 23, which is equipped with, with each thread take-up tension lever corresponds and is used for the link block 24 that each thread take-up tension lever is driven to swing up and down, and is set on link block
There is the open slot 25 of U-shaped.
As shown in fig. 7, casing 1 is equipped with the taking-up frame 71 that can swing back and forth, the front end of taking-up frame sets that there are two axial water
Take-up roller 72 flat and being mounted side by side.The top of casing 1 is equipped with jackshaft 73 that is axial horizontal and being rotated relative to casing,
The rear end fixing sleeve of taking-up frame 71 is set on jackshaft.When thread take-up tension lever is without take-up, link block corresponding with thread take-up tension lever is in
Lockup state, take-up roller cannot drive thread take-up tension lever to rotate by link block, thus can not achieve take-up action.Need take-up
When, link block is in the unlocked state, and take-up roller can drive thread take-up tension lever to swing by link block, complete take-up action.
In order to taking-up frame 71 be driven to swing back and forth by jackshaft 73, head further includes the second cam 74 and drive link 75.
Second cam, 74 fixing sleeve is loaded on transmission shaft 15, and the second cam is equipped with the driving groove 741 of abnormity, and one end of drive link 75 is consolidated
Surely it is set on jackshaft 73, the other end passes through the driving with driving groove cooperation by the second cam 74.In the present embodiment, drive link
75 other end, which is equipped with, to be set on 741 matched roller 76 of driving groove, roller in driving groove.Second cam 74 passes through driving groove
741 and roller 76 cooperation drive drive link 75 move, drive link move when drive jackshaft 73 rotate, jackshaft rotate when band
Dynamic taking-up frame 71 is swung up and down, and taking-up frame drives corresponding thread take-up tension lever to swing up and down by take-up roller 72, is realized in plain embroidery
Take-up.
In the present embodiment, the second cam 74 and the first cam 51 are all mounted in casing 1, due to casing inner space compared with
Small, the installation gap between the second cam and the first cam is small, in order to avoid causing to interfere between the two, the second cam and first
Cover board 77 is equipped between cam, and cover board is fixed on the side of the second cam.
The present embodiment additionally provides a kind of embroidery machine, and including rack, rack is equipped with the embroidery machine that multiple above-mentioned power are recorded
Head, the carving hole shank on each head are implemented in combination with carving hole every head to fabric.In the present embodiment, rack is equipped with horizontally disposed
And elongated fixed arm, the length direction of multiple heads along fixed arm are fixed in side by side on the fixed arm.
As shown in figure 8, under initial position, head carries out plain embroidery, and the convex block 361 on shank I 311 is plugged together in right side needle
In groove 41 on bar driver 4, the convex block on shank III 321 is plugged together in the groove on the needle bar driver of left side.Wherein one
A take-up roller 72 is stuck in the open slot 25 of I 611 rear end of thread take-up tension lever, another take-up roller is stuck in III 621 rear end of thread take-up tension lever
Open slot in.Transmission shaft 15 rotates, and two shanks is driven to drive by the first cam, big connecting rod, three connecting rods and small rod
Device 4 is moved up and down along the axial direction of guiding axis, and two needle bar drivers drive shank I is synchronous with shank III to move back and forth up and down.Together
When, transmission shaft is driven by the second cam, ball, drive link, jackshaft and taking-up frame and is chosen on two take-up rollers, two take-ups
Roller drives thread take-up tension lever I and thread take-up tension lever III to complete take-up action respectively, so as to fulfill embroidery purpose.In the present embodiment, due to needle
Centre-to-centre spacing W1 between bar I and shank III is 55mm, and the head of embroidery is away from as 55mm.After completing take-up, embroidery work, transmission shaft
Corresponding shank, thread take-up tension lever is driven to reset, then carries out next take-up, embroidery action, and so on.
As shown in figure 9, needle bar frame 2 is in first position state from after initial position in X direction displacement distance S1, this
When, the convex block on shank II 312 is plugged together in the groove 41 on right side needle bar driver 4, the convex block on shank IV 321 plug together in
In groove on the needle bar driver of left side.Meanwhile one of take-up roller 72 is stuck in the open slot 25 of II 612 rear end of thread take-up tension lever
Interior, another take-up roller is stuck in the open slot of IV 622 rear end of thread take-up tension lever.When transmission shaft rotates, thread take-up tension lever II, thread take-up tension lever IV
Take-up is carried out, shank II, shank IV move up and down realization embroidery.In the present embodiment, between shank II and shank IV
The heart is 55mm away from W2, and for embroidery head away from being also 55mm, action when specific action is embroidered with above-mentioned shank I, shank III is identical,
It repeats no more.
As shown in Figure 10, needle bar frame 2 is in second position state from after first position state in X direction displacement distance L1,
At this point, the convex block 361 on carving hole shank 33 is plugged together in the groove 41 on right side needle bar driver 4, shank I, shank II, shank
III and shank IV on convex block there are spacing, i.e. other shanks between the groove on the needle bar driver of left side in the X direction
On convex block be staggered in the X direction with the groove on the needle bar driver of left side, the needle bar driver in left side is in light condition.Phase
It answers, the take-up roller 72 on right side is stuck in the open slot 25 of 63 rear end of carving hole thread take-up tension lever on taking-up frame 71, is carved on the thread take-up tension lever of hole
It does not thread, there are spacing, left sides between the take-up roller and the first thread take-up tension lever in left side and the open slot of the second take-up rod rear end
Take-up roller be in light condition.When transmission shaft rotates, pass through the second cam, drive link, jackshaft, taking-up frame and right side
Take-up roller drives carving hole thread take-up tension lever to swing and realizes that sky is chosen, while drives carving 33 phase of hole shank by the first cam and transmission mechanism
It moves up and down for needle bar frame and realizes carving hole.At this point, the centre-to-centre spacing on adjacent head between two carving root hole shanks 33 is 110mm,
Realize double head away from every head carve hole function.
When needing to carry out plain embroidery after the completion of head carving hole, the reverse movement of needle bar frame 2 along X are reset to a certain location status
.Needle bar frame can be moved to according to embroidery purpose in initial position, first position state and second position state
Any position state, the movement of needle bar frame, can will according to specific embroidery without according to gradually being carried out the step of above-mentioned record
Seek any switching laws each position state.
It is understood that " being staggered ", " transmission is detached from " be between shank and needle bar driver described in the present embodiment
There are " being staggered " and " transmissions that spacing is realized in the X direction because of the groove on the convex block and needle bar driver on each shank for finger
It is detached from ", the effect without including through electromagnet makes needle bar driver rotation lead to groove and convex block in the week of needle bar driver
Mode, the situation being staggered upwards.
It is understood that " plain embroidery " and " tack embroidery " in the present embodiment refer both to head carry out single times of head away from thorn
Embroider, specific in the present embodiment i.e. into wardrobe away from the embroidery for 55mm." carving hole every head " refer to head carry out double head away from carving hole,
Specific in the present embodiment i.e. into wardrobe away from the carving hole for 110mm.
It is understood that the needle bar frame 2 in the present embodiment can also forward be translated along the reversed of X relative to casing 1, edge
X-direction translates reset relative to casing backward, at this point, needing movement when being moved to second position state from first position state
Distance is L2.
It is understood that in the present embodiment head embroidery head away from every head carving pitch-row from being not limited to above-mentioned note
It carries, the spacing between the width of needle bar frame, adjacent shank is also not limited to above-mentioned record, between the width of needle bar frame, shank
Spacing, embroidery head away from can be according to specific embroidery requirement rationally setting every head carving pitch-row.
It is understood that the quantity of the first shank 31, the quantity of the second shank 32 are not limited in the present embodiment
Record and two shown in the drawings are stated, the first shank, the second shank can also rationally be arranged to more, further enrich plain embroidery
Pattern.The first shank 31 and the second shank 32 in the present embodiment can also use single needle rod structure to realize monochromatic plain embroidery, at this point,
The installation position of centre-to-centre spacing, each shank between each shank is according to the rationally setting such as the width of plain embroidery head away from, needle bar frame.
" front side " of above-mentioned each component, " front end " finger in normal work towards the side of operating personnel, one end, respectively
" rear side " of component, " rear end " finger are in normal work backwards to the side of operating personnel, one end.
Embodiment two
It is in place of the embodiment of the present invention two and the difference of above-described embodiment one, III 321 bottom end of shank I 311 and shank
Eedle is replaced with carving hole needle, is not threaded on thread take-up tension lever I 611 and thread take-up tension lever III 621.
Head can realize that tack carves hole function, at this point, the convex block on shank I and shank III is plugged together respectively in two shanks
In groove 41 on driver 4, two take-up rollers 72 are respectively in the open slot 25 of III rear end of thread take-up tension lever I and thread take-up tension lever.
When transmission shaft 15 rotates, shank I and shank III is driven to move up and down and realize that tack crosspointer is carved by the first cam and transmission mechanism
Hole, meanwhile, transmission shaft drives thread take-up tension lever I and thread take-up tension lever by the second cam, drive link, jackshaft, taking-up frame and take-up roller
III, which swings up and down progress sky, chooses.
In the present embodiment, the bottom end of shank II 312 and shank IV 322 still sets eedle, and needle bar frame 2 moves in X direction
After distance S1, the convex block on shank II and shank IV is plugged together respectively in the groove on two needle bar drivers, and two take-ups roll
Son is respectively in the open slot of IV rear end of thread take-up tension lever II and thread take-up tension lever.When transmission shaft 15 rotates, pass through the second cam, transmission
Bar, jackshaft, taking-up frame and take-up roller drive thread take-up tension lever II and thread take-up tension lever IV to swing up and down carry out take-up, meanwhile, transmission shaft
Shank II and shank IV is driven to move up and down and realize that tack is embroidered by the first cam and transmission mechanism.
The present embodiment is still by taking plain embroidery head is away from for 55mm as an example, at this point, shank I and shank III are implemented in combination with head away from for 55mm's
Tack carves hole function, and shank II and shank IV are implemented in combination with head away from the plain embroidery function for 55mm.
The other structures of the present embodiment two are identical with the structure in above-described embodiment one, no longer repeat one by one herein.
It is understood that " the tack carving hole " in the present embodiment refer to head carry out single times of head away from carving hole, specific to this
I.e. into wardrobe away from the carving hole for 55mm in embodiment.
It is understood that the eedle in the present embodiment on shank II and shank IV is also replaced by carving hole needle, at this point, needle
Bar I, shank II, shank III and shank IV the whole installation carving hole needles in bottom end, transmission shaft drives the first thread take-up tension lever and the when rotating
Two thread take-up tension levers carry out sky and choose, and realize that tack crosspointer is carved by the combination of the combination of shank I and shank III, shank II and shank IV
Hole.
It is understood that the present embodiment can also install carving hole needle in the bottom end of shank II and shank IV, in I He of shank
The bottom end installation eedle of shank III, at this point, carving hole by the tack crosspointer that is implemented in combination with of shank II and shank IV, passes through shank I
Plain embroidery is implemented in combination with shank III.
Embodiment three
As shown in figure 11, it is in place of the embodiment of the present invention three and the difference of above-described embodiment one, needle bar frame 2 is relative to machine
Shell 1 moves left and right, and direction shown in X ' is the direction advanced relative to casing of needle bar frame in figure, X ' to be reversed needle bar frame opposite
The direction of reset is moved after casing.
At this point, shank I 311, shank II 312, carving hole shank 33, shank III 321 and shank IV 322 are certainly right along needle bar frame 2
Be sequentially arranged in the left on needle bar frame 2, i.e., shank I, shank II, carving hole shank, shank III and shank IV along needle bar frame advance when
Moving direction X ' is sequentially arranged on needle bar frame from back to front.Centre-to-centre spacing between shank III and shank IV is S2, carving hole shank with
Centre-to-centre spacing between shank III is L2, L2=S2.
Still by taking plain embroidery head is away from for 55mm as an example, shank I 311 and shank III 321 combine and carry out plain embroidery, shank II the present embodiment
312 and shank IV 322 combine and carry out plain embroidery, between the centre-to-centre spacing W1, shank II and shank IV between shank I and shank III in
The heart is 55mm away from W2.The width W of single needle bar frame 2 in the direction of movement is set as 107mm, shank I 311 and shank II 312
Between centre-to-centre spacing S1, the centre-to-centre spacing between shank III 321 and shank IV 322 be 15mm, shank I and needle bar frame outer right wall
Between interval S 3, the interval S 4 on the left of shank IV and needle bar frame between outer wall be 18.5mm.Carve hole shank 33 and shank III
Centre-to-centre spacing L2 ' between 321 is set as 15mm, and the centre-to-centre spacing L1 ' carved between hole shank 33 and shank II 312 is set as 25mm, phase
The centre-to-centre spacing between carving hole shank 33 on adjacent two heads is 110mm.
Action when head works is roughly the same with the principle in above-described embodiment one, no longer describes one by one herein, distinguishes
It is, needle bar frame 2 advances along the movement of X ' directions relative to casing 2, and needle bar frame retreats multiple along the reverse movement of X ' relative to casing
Position.
The other structures of the present embodiment three are identical with the structure in above-described embodiment one, no longer repeat one by one herein.
Example IV
As shown in figure 12, it is in place of the embodiment of the present invention four and the difference of above-described embodiment one, the first shank, the second needle
Bar and carving hole shank are sequentially arranged on needle bar frame 2.
In the present embodiment, the first shank 31 and the second shank 32 use equal crosspointer rod structure, and needle bar frame moves phase in X direction
Advance for casing 2, the reverse movement of needle bar frame along X are retreated relative to casing to be resetted.Shank I 311, shank II 312, shank III
321st, shank IV 322 and carving 33 right-to-left of hole shank are sequentially arranged on needle bar frame 2, i.e. shank I, shank II, shank III, shank
IV is sequentially arranged on needle bar frame from front to back with carving hole shank along the moving direction of needle bar frame.
Still by taking plain embroidery head is away from for 55mm as an example, shank I 311 and shank III 321 combine and carry out plain embroidery, shank II the present embodiment
312 and shank IV 322 combine and carry out plain embroidery, between the centre-to-centre spacing W1, shank II and shank IV between shank I and shank III in
The heart is 55mm away from W2.The width W of single needle bar frame 2 in the direction of movement is set as 107mm, shank I 311 and shank II 312
Between centre-to-centre spacing S1, the centre-to-centre spacing S2 between shank III 321 and shank IV 322 be 15mm.In order to rationally set each shank,
Head is avoided to cause to interfere between each shank and needle bar driver when working, carves the center between hole shank 33 and shank IV 322
15mm is also configured as away from L3.Centre-to-centre spacing L4 between shank II 312 and shank III 321 is 40mm, and shank I 311 is right with needle bar frame
The interval S 6 between interval S 5, carving hole shank 33 and needle bar frame left side between end face is disposed as 11mm.
Under initial position, two needle bar drivers 4 respectively drive shank I 311 and shank III 321.Needle bar frame is along X side
After translation S1, two needle bar drivers respectively drive shank II 312 and shank IV 322.Needle bar frame translates L3 in X direction again
Afterwards, the needle bar driver driving carving hole shank 33 in left side moves up and down realization carving hole.The needle of convex block and right side on other shanks
There are spacing, i.e. convex block on other shanks and the needle bar driver on right side in the X direction between groove on bar driver
On groove be staggered in the X direction, the needle bar driver on right side is in light condition.Needle bar frame 2 can appoint according to embroidery purpose
Meaning is mobile to realize switching.The principle and the principle phase in above-described embodiment one of the specific embroidery action of this implementation and take-up action
Together, it repeats no more.
The other structures of the present embodiment four are identical with the structure in above-described embodiment one, no longer repeat one by one herein.
It is understood that the needle bar frame 2 in the present embodiment can also forward be translated along the reversed of X relative to casing 1, edge
X-direction translates reset relative to casing backward.
It is understood that in the present embodiment head embroidery head away from every head carving hole head away from being not limited to above-mentioned note
It carries, the spacing between the width of needle bar frame, adjacent shank is also not limited to above-mentioned record, between the width of needle bar frame, shank
Spacing, embroidery head away from every head carving hole head away from can be according to specific embroidery requirement rationally setting.
It is understood that the quantity of the first shank 31, the quantity of the second shank 32 are not limited in the present embodiment
Record and two shown in the drawings are stated, the first shank, the second shank can also rationally be arranged to more, further enrich plain embroidery
Pattern.The first shank 31 and the second shank 32 in the present embodiment can also use single needle rod structure to realize monochromatic plain embroidery, at this point,
The installation position of centre-to-centre spacing, each shank between each shank is according to the rationally setting such as the width of plain embroidery head away from, needle bar frame.
Embodiment five
It is in place of the present embodiment five and the difference of above-described embodiment one, since needle bar driver 4 only need to be along guiding axis 11
Axial direction move back and forth, in order to improve stability when needle bar driver moves back and forth, needle bar driver and guiding axis 11 it
Between circumferential position limiting structure is set.
As shown in figure 13, circumferential position limiting structure includes the limit rib 111 being set on guiding axis 11 and set on needle bar driver
On limiting slot 42.Limit rib 111 is protruded outward along the axially extending of guiding axis 11 and relative to guiding axis, needle bar driver 4
It is equipped with the hole passed through for guiding axis, limiting slot 42 is set on hole wall and along the axially extending of hole.
It is realized between needle bar driver 4 and guiding axis 11 in the circumferential by the cooperation of limit rib 111 and limiting slot 42
Limiting is conducive to improve stability when needle bar driver moves back and forth, and then be conducive to improve when each shank moves back and forth
Stability.
The other structures of the present embodiment five are identical with the structure in above-described embodiment one, no longer repeat one by one herein.
It is understood that the installation position of limit rib and limiting slot can be interchanged in the present embodiment.
In addition to above preferred embodiment, the present invention also has other embodiments, and those skilled in the art can be according to this
Invention makes various changes and modifications, and without departing from the spirit of the present invention, should all belong in claims of the present invention and determine
The range of justice.
Claims (10)
1. a kind of machine head of embroidery machine, the needle bar frame including casing and on casing, needle bar frame can be relative to casing transverse reciprocatings
Mobile, needle bar frame is equipped with the first shank, the second shank and carving hole shank, sets that there are two needle bar driver, features on casing
It is, when hole shank is carved in one of them described needle bar driver driving, another needle bar driver exists with the first shank, the second shank
It is staggered on the moving direction of needle bar frame and in zero load.
2. machine head of embroidery machine according to claim 1, which is characterized in that first shank, carving hole shank and the second needle
Bar is sequentially arranged on needle bar frame.
3. machine head of embroidery machine according to claim 2, which is characterized in that first shank includes shank I and shank II,
Second shank includes shank III and shank IV, shank I, shank II, carving hole shank, shank III and shank IV moving along needle bar frame
Direction is sequentially arranged on needle bar frame from front to back, between the centre-to-centre spacing, shank III and shank IV between shank I and shank II in
The heart away from, carving hole shank and shank II between centre-to-centre spacing be equal；Alternatively, first shank includes shank I and shank II, the
Two shanks include shank III and shank IV, and shank I, shank II carve hole shank, shank III and shank IV along the side of movement of needle bar frame
It is sequentially arranged on needle bar frame to from back to front, the center between centre-to-centre spacing, shank III and shank IV between shank I and shank II
Away from, carving hole shank and shank III between centre-to-centre spacing be equal.
4. machine head of embroidery machine according to claim 1, which is characterized in that first shank, the second shank and carving hole needle
Bar is sequentially arranged on needle bar frame.
5. machine head of embroidery machine according to claim 4, which is characterized in that first shank includes shank I and shank II,
Second shank includes shank III and shank IV, and shank I, shank II, shank III, shank IV and carving hole shank are sequentially arranged in needle bar frame
On, the centre-to-centre spacing between shank I and shank II is equal to the centre-to-centre spacing between shank III and shank IV.
6. machine head of embroidery machine according to claim 5, which is characterized in that the center between the carving hole shank and shank IV
Away from equal to the centre-to-centre spacing between shank IV and shank III.
7. machine head of embroidery machine according to claim 1, which is characterized in that first shank and the second shank are equipped with and use
In the eedle of embroidery, head has plain embroidery state, and two needle bar drivers respectively drive first in the case where head is in plain embroidery state
Shank and the second shank；Alternatively, first shank and the second shank are equipped with the carving hole needle for carving hole, head has tack
Poroid state is carved, two needle bar drivers are under tack carves poroid state in head and respectively drive the first shank and the second shank.
8. according to claim 1-7 any one of them machine head of embroidery machine, which is characterized in that the casing is equipped with two guiding
Axis, two needle bar drivers are sheathed on respectively on two guiding axis, and needle bar driver can move back and forth along the axial direction of guiding axis.
9. machine head of embroidery machine according to claim 8, which is characterized in that be equipped between the needle bar driver and guiding axis
Circumferential position limiting structure.
10. a kind of embroidery machine, including rack, which is characterized in that the rack is equipped with any one of multiple the claims 1-9
The machine head of embroidery machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810119646.XA CN108193396A (en) | 2018-02-06 | 2018-02-06 | A kind of machine head of embroidery machine and embroidery machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810119646.XA CN108193396A (en) | 2018-02-06 | 2018-02-06 | A kind of machine head of embroidery machine and embroidery machine |
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| CN108193396A true CN108193396A (en) | 2018-06-22 |
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| CN201810119646.XA Pending CN108193396A (en) | 2018-02-06 | 2018-02-06 | A kind of machine head of embroidery machine and embroidery machine |
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| CN111621936A (en) * | 2020-06-11 | 2020-09-04 | 浙江镨美科智能刺绣设备有限公司 | Thread hooking control method for embroidery machine |
| CN113502611A (en) * | 2021-09-09 | 2021-10-15 | 南通三田纺织有限公司 | Dedicated intelligent control adjustable needle bar device of spinning machine |
| CN113604992A (en) * | 2021-06-25 | 2021-11-05 | 浙江信胜科技股份有限公司 | Independent carving device driven by embroidery machine main shaft and embroidery machine |
| CN113604991A (en) * | 2021-06-25 | 2021-11-05 | 浙江信胜科技股份有限公司 | Independent carving hole device and embroidery machine of convenient switching |
| CN113604993A (en) * | 2021-06-25 | 2021-11-05 | 浙江信胜科技股份有限公司 | Independent carving device with carving clutch and embroidery machine |
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