CN103422269A - Eccentric wheel shuttle hook synchronous driving system for multi-head shuttle hook computer embroider machine and method thereof - Google Patents
Eccentric wheel shuttle hook synchronous driving system for multi-head shuttle hook computer embroider machine and method thereof Download PDFInfo
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- CN103422269A CN103422269A CN2013103241096A CN201310324109A CN103422269A CN 103422269 A CN103422269 A CN 103422269A CN 2013103241096 A CN2013103241096 A CN 2013103241096A CN 201310324109 A CN201310324109 A CN 201310324109A CN 103422269 A CN103422269 A CN 103422269A
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Abstract
The invention relates to a shuttle hook system, particularly to an eccentric wheel shuttle hook synchronous driving system for a multi-head shuttle hook computer embroider machine and a method thereof. The eccentric wheel shuttle hook synchronous driving system includes a head shaft, more than one group of synchronization mechanisms, eccentric wheel mechanisms with the same group number as the synchronization mechanisms, and more than one shuttle hook box mechanism fixedly connected with the eccentric wheel mechanisms, wherein the head shaft is fixedly connected with the synchronization mechanisms; the synchronization mechanisms are fixedly connected with the eccentric wheel mechanisms. The method includes the steps of driving to rotate and linking a shuttle block assembly. The eccentric wheel shuttle hook synchronous driving system for the multi-head shuttle hook computer embroider machine and the method thereof have the advantages that the structure is compact, no extra driving force is needed, and the synchronism of turning angles of the shuttle block assembly is high.
Description
Technical field
The present invention relates to a kind of shuttle system, the eccentric wheel that relates in particular to a kind of bull shuttle computerized emboridering machine synchronously drives shuttle system and method thereof.
Background technology
On existing market at home and abroad, the shuttle on bull shuttle computerized emboridering machine turns the pivot angle actuation techniques, has driven by servomotor and single cam mechanism to drive shuttle to turn pivot angle; This single type of drive, especially be used on bull shuttle computerized emboridering machine, needs servomotor or a large amount of cam mechanisms, gives to manufacture with assembling and bring a large amount of workloads, and another servomotor is expensive, and program composition is numerous and diverse, and cost is surprising; And noise is large, maintenance, maintenance are all inconvenient; How easy solution bull shuttle computerized emboridering machine synchronously drives the rotation angle problem of shuttle to become manufacturer is urgently expected the difficult problem of the technology solved.
Summary of the invention
The present invention solves the deficiencies in the prior art, without increasing outer power, the shuttle draw box mechanism more than one group that only needs one group of above lazy-tongs of assembling, the eccentric mechanism equated with lazy-tongs group number, is fixedly connected with eccentric mechanism, drive lazy-tongs by the head axle, can synchronously drive the eccentric wheel of the bull shuttle computerized emboridering machine of each shuttle assembly on bull shuttle computerized emboridering machine synchronously to drive shuttle system and method thereof.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of eccentric wheel of bull shuttle computerized emboridering machine synchronously drives the shuttle system, the shuttle draw box mechanism more than one group that comprises the above lazy-tongs of head axle, a group, the eccentric mechanism equated with lazy-tongs group number, is fixedly connected with eccentric mechanism, described head axle and lazy-tongs are fixedly connected, and described lazy-tongs and eccentric mechanism are fixedly connected;
Described lazy-tongs comprise synchronous casing, upper end in described synchronous casing is provided with synchronizing wheel, be provided with central shaft hole in described upper synchronizing wheel, lower end in described synchronous casing is provided with lower synchronizing wheel, be provided with the eccentric wheel axis hole in described lower synchronizing wheel, between described upper synchronizing wheel and lower synchronizing wheel, by Timing Belt, socket-connect, described Timing Belt is by the crimping of tension pulley mechanism phase, and an end and the central shaft hole of described head axle are fixedly connected;
Described eccentric mechanism comprises eccentric casing, be respectively equipped with shuttle case axle and camshaft in described eccentric casing, the end of described shuttle case axle outside eccentric casing extends, the other end of described camshaft outside eccentric casing extends, described camshaft and eccentric wheel axis hole are fixedly connected, on described shuttle case axle, cover has small rod, on described camshaft, cover has eccentric wheel, described eccentric wheel sleeve has the big connecting rod fixed with it, and described big connecting rod and small rod are fixedly connected;
Described shuttle draw box mechanism comprises the shuttle casing, described shuttle case axle and the cross-under of shuttle casing phase, be provided with the large bevel gear socket-connected with shuttle case axle in described shuttle casing, be provided with the shuttle axle in described shuttle casing, the top of described shuttle axle is provided with the cone pinion be meshed with large bevel gear, and the lower end of described shuttle axle is provided with the shuttle assembly.
As preferably, described tension pulley mechanism comprises the Timing Belt tensioning shaft, described Timing Belt tensioning shaft is located in synchronous casing and fixes with it, on described Timing Belt tensioning shaft, cover has the Timing Belt eccentric adjusting sleeve, described Timing Belt eccentric adjusting sleeve overcoat has the Timing Belt regulating wheel, described Timing Belt regulating wheel and the crimping of Timing Belt phase;
Shuttle case axle and camshaft are the dislocation horizontal parallel and distribute, be respectively equipped with shuttle axis hole and pin shaft hole in described small rod, be provided with the tune gap groove be connected with the shuttle axis hole in described small rod, cross-under shuttle case axle in described shuttle axis hole, between the head of described big connecting rod and pin shaft hole, by bearing pin, locate mutually, described eccentric side is provided with the eccentric wheel cover plate fixed with it, described eccentric wheel and eccentric wheel cover plate are fastened by screw, described eccentric wheel cover plate and the crimping of big connecting rod phase, be provided with mutually integrated eccentric wheel sleeve with it in described eccentric wheel, described eccentric wheel sleeve and camshaft socket-connect.
Eccentric two side ends is provided with the eccentric wheel cover plate fixed with it, also, at the eccentric one-sided eccentric wheel cover plate that is provided with, reaches its fixing effect.
As preferably, between the two ends of described Timing Belt regulating wheel inwall and Timing Belt eccentric bushing, respectively by bearing phase locating rotation, the afterbody of described Timing Belt tensioning shaft extends synchronous casing, and the afterbody of described Timing Belt tensioning shaft is provided with the screw thread positioning end;
Described small rod is by adjusting the gap bolt to locate mutually with shuttle case axle, and described eccentric wheel sleeve clamps by the eccentric wheel chuck mutually with camshaft.
As preferably, the head of described big connecting rod is circular-arc, between the two ends of described shuttle case axle and eccentric casing, locate mutually by location bearing respectively between the two ends of camshaft and eccentric casing.
As preferably, described lazy-tongs are provided with two groups, and the two side ends of described head axle is respectively equipped with the lazy-tongs that fix with it, and described eccentric mechanism is provided with two groups, between described shuttle draw box mechanism, by the Timing Belt moving axis, links.
The eccentric wheel of bull shuttle computerized emboridering machine synchronously drives the shuttle method, carries out according to the following steps:
(1), drive rotation:
Utilize the power drive head axle rotation of bull shuttle computerized emboridering machine, the rotary speed of head axle is 800r/min, the head axle drives upper synchronizing wheel and is rotated, upper synchronizing wheel drives down synchronizing wheel by Timing Belt and is rotated, if Timing Belt is loose, make synchronizing wheel can't synchronize and rotate with lower synchronizing wheel, can drive the Timing Belt regulating wheel by rotary synchronous belt tensioner pulley axle and rotate to regulate, the rotating speed of lower synchronizing wheel and upper synchronizing wheel, direction, corner and head axle are in full accord;
(2), interlock shuttle assembly:
Lower synchronizing wheel rotates eccentric wheel by camshaft, eccentric speed is consistent with the head axle, eccentric wheel make big connecting rod do solstics to closest approach again to the continuous reciprocating motion in solstics, big connecting rod drives small rod to do to take shuttle Xiang Zhou center, and to be pivot swing back and forth, small rod drives the rotation of shuttle case axle, shuttle case axle drives the large bevel gear rotation, large bevel gear drives the cone pinion rotation, cone pinion makes the motion of shuttle assembly by the shuttle axle, the pivot angle of small rod is 67～73 °, the swinging that turns of large bevel gear is 67～73 °, the speed ratio of cone pinion and large bevel gear is 3:1, the swinging that turns of shuttle assembly is 207～213 °.
Therefore, the eccentric wheel of bull shuttle computerized emboridering machine of the present invention synchronously drives shuttle system and method thereof, compact conformation, without additional motive power, the shuttle assembly to turn the pivot angle synchronism high.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of C-C in Fig. 1;
Fig. 3 is the sectional structure schematic diagram of A-A in Fig. 1;
Fig. 4 is the sectional structure schematic diagram of tension pulley mechanism in the present invention;
Fig. 5 is the perspective view of eccentric mechanism in the present invention;
Fig. 6 is the structural representation of B-B in Fig. 1;
Fig. 7 is the sectional structure schematic diagram of small rod and big connecting rod in Fig. 5;
Fig. 8 is the structural representation of small rod and big connecting rod in Fig. 5;
Fig. 9 is the structural representation of small rod in Fig. 5.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, a kind of eccentric wheel of bull shuttle computerized emboridering machine synchronously drives the shuttle system, the shuttle draw box mechanism 4 more than one group that comprises head axle 1, one group of above lazy-tongs 2, the eccentric mechanism 3 equated with 2 groups of numbers of lazy-tongs, is fixedly connected with eccentric mechanism 3, described head axle 1 is fixedly connected with lazy-tongs 2, and described lazy-tongs 2 are fixedly connected with eccentric mechanism 3;
Described lazy-tongs 2 comprise synchronous casing 5, upper end in described synchronous casing 5 is provided with synchronizing wheel 6, be provided with central shaft hole 7 in described upper synchronizing wheel 6, lower end in described synchronous casing 5 is provided with lower synchronizing wheel 8, be provided with eccentric wheel axis hole 9 in described lower synchronizing wheel 8,8 of described upper synchronizing wheel 6 and lower synchronizing wheels socket-connect by Timing Belt 10, and described Timing Belt 10 is by the crimping of tension pulley mechanism phase, and an end and the central shaft hole 7 of described head axle 1 are fixedly connected;
Described eccentric mechanism 3 comprises eccentric casing 11, be respectively equipped with shuttle case axle 12 and camshaft 13 in described eccentric casing 11, the end of described shuttle case axle 12 outside eccentric casing 11 extends, the other end of described camshaft 13 outside eccentric casing 11 extends, described camshaft 13 is fixedly connected with eccentric wheel axis hole 9, on described shuttle case axle 12, cover has small rod 14, on described camshaft 13, cover has eccentric wheel 15, described eccentric wheel 15 overcoats have the big connecting rod 16 fixed with it, described big connecting rod 16 is fixedly connected with small rod 14,
Described shuttle draw box mechanism 4 comprises shuttle casing 17, described shuttle case axle 12 and the 17 phase cross-under of shuttle casing, be provided with the large bevel gear 18 socket-connected with shuttle case axle 12 in described shuttle casing 17, be provided with shuttle axle 19 in described shuttle casing 17, the top of described shuttle axle 19 is provided with the cone pinion 20 be meshed with large bevel gear 18, and the lower end of described shuttle axle 19 is provided with shuttle assembly 21.
Described tension pulley mechanism comprises Timing Belt tensioning shaft 22, described Timing Belt tensioning shaft 22 is located in synchronous casing 5 and fixes with it, on described Timing Belt tensioning shaft 22, cover has Timing Belt eccentric adjusting sleeve 23, described Timing Belt eccentric adjusting sleeve 23 overcoats have Timing Belt regulating wheel 24, described Timing Belt regulating wheel 24 and Timing Belt 10 phase crimping;
With 23 of Timing Belt eccentric bushings, respectively by bearing 32 phase locating rotations, the afterbody of described Timing Belt tensioning shaft 22 extends synchronous casing 5 at the two ends of described Timing Belt regulating wheel 24 inwalls, and the afterbody of described Timing Belt tensioning shaft 22 is provided with screw thread positioning end 33;
Described small rod 14 is by adjusting gap bolt 34 to locate mutually with shuttle case axle 12, and described eccentric wheel sleeve 31 clamps by eccentric wheel chuck 35 mutually with camshaft 13.
The head of described big connecting rod 16 is circular-arc, and locate by location bearing 36 respectively mutually with two ends and 11 of the eccentric casings of 11 of eccentric casings, camshaft 13 at the two ends of described shuttle case axle 12.
Described lazy-tongs 2 are provided with two groups, and the two side ends of described head axle 1 is respectively equipped with the lazy-tongs 2 that fix with it, and described eccentric mechanism 3 is provided with two groups, and 4 of described shuttle draw box mechanisms link by Timing Belt moving axis 37.
The eccentric wheel of bull shuttle computerized emboridering machine synchronously drives the shuttle method, carries out according to the following steps:
(1), drive rotation:
Utilize power drive head axle 1 rotation of bull shuttle computerized emboridering machine, the rotary speed of head axle 1 is 800r/min, head axle 1 drives upper synchronizing wheel 6 and is rotated, upper synchronizing wheel 6 drives lower synchronizing wheel 8 by Timing Belt 10 and is rotated, if Timing Belt 10 is loose, make synchronizing wheel 6 can't synchronize and rotate with lower synchronizing wheel 8, can drive 24 rotations of Timing Belt regulating wheel by rotary synchronous belt tensioner pulley axle 22 and regulate, the rotating speed of lower synchronizing wheel 8 and upper synchronizing wheel 6, direction, corner and head axle 1 are in full accord;
(2), interlock shuttle assembly:
Lower synchronizing wheel 8 rotates eccentric wheel 15 by camshaft 13, the speed of eccentric wheel 15 is consistent with head axle 1, eccentric wheel 15 make big connecting rod 16 do solstics to closest approach again to the continuous reciprocating motion in solstics, big connecting rod 16 drives small rods 14 to do to take shuttle Xiang Zhou 12 centers, and to be pivot swing back and forth, small rod 14 drives 12 rotations of shuttle case axle, shuttle case axle 12 drives large bevel gear 18 rotations, large bevel gear 18 drives cone pinion 20 rotations, cone pinion 20 makes 21 motions of shuttle assembly by shuttle axle 19, the pivot angle of small rod 14 is 67 °, the swinging that turns of large bevel gear 18 is 67 °, cone pinion 20 is 3:1 with the speed ratio of large bevel gear 18, the swinging that turns of shuttle assembly 21 is 207 °.
Embodiment 2: the eccentric wheel of bull shuttle computerized emboridering machine synchronously drives the shuttle method, carries out according to the following steps:
(1), drive rotation:
Utilize power drive head axle 1 rotation of bull shuttle computerized emboridering machine, the rotary speed of head axle 1 is 800r/min, head axle 1 drives upper synchronizing wheel 6 and is rotated, upper synchronizing wheel 6 drives lower synchronizing wheel 8 by Timing Belt 10 and is rotated, if Timing Belt 10 is loose, make synchronizing wheel 6 can't synchronize and rotate with lower synchronizing wheel 8, can drive 24 rotations of Timing Belt regulating wheel by rotary synchronous belt tensioner pulley axle 22 and regulate, the rotating speed of lower synchronizing wheel 8 and upper synchronizing wheel 6, direction, corner and head axle 1 are in full accord;
(2), interlock shuttle assembly:
Lower synchronizing wheel 8 rotates eccentric wheel 15 by camshaft 13, the speed of eccentric wheel 15 is consistent with head axle 1, eccentric wheel 15 make big connecting rod 16 do solstics to closest approach again to the continuous reciprocating motion in solstics, big connecting rod 16 drives small rods 14 to do to take shuttle Xiang Zhou 12 centers, and to be pivot swing back and forth, small rod 14 drives 12 rotations of shuttle case axle, shuttle case axle 12 drives large bevel gear 18 rotations, large bevel gear 18 drives cone pinion 20 rotations, cone pinion 20 makes 21 motions of shuttle assembly by shuttle axle 19, the pivot angle of small rod 14 is 70 °, the swinging that turns of large bevel gear 18 is 70 °, cone pinion 20 is 3:1 with the speed ratio of large bevel gear 18, the swinging that turns of shuttle assembly 21 is 210 °.
Embodiment 3: the eccentric wheel of bull shuttle computerized emboridering machine synchronously drives the shuttle method, carries out according to the following steps:
(1), drive rotation:
Utilize power drive head axle 1 rotation of bull shuttle computerized emboridering machine, the rotary speed of head axle 1 is 800r/min, head axle 1 drives upper synchronizing wheel 6 and is rotated, upper synchronizing wheel 6 drives lower synchronizing wheel 8 by Timing Belt 10 and is rotated, if Timing Belt 10 is loose, make synchronizing wheel 6 can't synchronize and rotate with lower synchronizing wheel 8, can drive 24 rotations of Timing Belt regulating wheel by rotary synchronous belt tensioner pulley axle 22 and regulate, the rotating speed of lower synchronizing wheel 8 and upper synchronizing wheel 6, direction, corner and head axle 1 are in full accord;
(2), interlock shuttle assembly:
Lower synchronizing wheel 8 rotates eccentric wheel 15 by camshaft 13, the speed of eccentric wheel 15 is consistent with head axle 1, eccentric wheel 15 make big connecting rod 16 do solstics to closest approach again to the continuous reciprocating motion in solstics, big connecting rod 16 drives small rods 14 to do to take shuttle Xiang Zhou 12 centers, and to be pivot swing back and forth, small rod 14 drives 12 rotations of shuttle case axle, shuttle case axle 12 drives large bevel gear 18 rotations, large bevel gear 18 drives cone pinion 20 rotations, cone pinion 20 makes 21 motions of shuttle assembly by shuttle axle 19, the pivot angle of small rod 14 is 73 °, the swinging that turns of large bevel gear 18 is 73 °, cone pinion 20 is 3:1 with the speed ratio of large bevel gear 18, the swinging that turns of shuttle assembly 21 is 213 °.
Claims (6)
1. the eccentric wheel of a bull shuttle computerized emboridering machine synchronously drives the shuttle system, it is characterized in that: the shuttle draw box mechanism (4) more than a group that comprises the above lazy-tongs (2) of head axle (1), a group, the eccentric mechanism (3) equated with lazy-tongs (2) group number, is fixedly connected with eccentric mechanism (3), described head axle (1) is fixedly connected with lazy-tongs (2), and described lazy-tongs (2) are fixedly connected with eccentric mechanism (3);
Described lazy-tongs (2) comprise synchronous casing (5), upper end in described synchronous casing (5) is provided with synchronizing wheel (6), be provided with central shaft hole (7) in described upper synchronizing wheel (6), lower end in described synchronous casing (5) is provided with lower synchronizing wheel (8), be provided with eccentric wheel axis hole (9) in described lower synchronizing wheel (8), between described upper synchronizing wheel (6) and lower synchronizing wheel (8), by Timing Belt (10), socket-connect, described Timing Belt (10) is by the crimping of tension pulley mechanism phase, one end of described head axle (1) and central shaft hole (7) are fixedly connected,
Described eccentric mechanism (3) comprises eccentric casing (11), be respectively equipped with shuttle case axle (12) and camshaft (13) in described eccentric casing (11), the end of described shuttle case axle (12) outside eccentric casing (11) extends, the other end of described camshaft (13) outside eccentric casing (11) extends, described camshaft (13) is fixedly connected with eccentric wheel axis hole (9), the upper cover of described shuttle case axle (12) has small rod (14), the upper cover of described camshaft (13) has eccentric wheel (15), described eccentric wheel (15) overcoat has the big connecting rod (16) fixed with it, described big connecting rod (16) is fixedly connected with small rod (14),
Described shuttle draw box mechanism (4) comprises shuttle casing (17), described shuttle case axle (12) and shuttle casing (17) phase cross-under, be provided with the large bevel gear (18) socket-connected with shuttle case axle (12) in described shuttle casing (17), be provided with shuttle axle (19) in described shuttle casing (17), the top of described shuttle axle (19) is provided with the cone pinion (20) be meshed with large bevel gear (18), and the lower end of described shuttle axle (19) is provided with shuttle assembly (21).
2. the eccentric wheel of bull shuttle computerized emboridering machine according to claim 1 synchronously drives the shuttle system, it is characterized in that:
Described tension pulley mechanism comprises Timing Belt tensioning shaft (22), described Timing Belt tensioning shaft (22) is located in synchronous casing (5) and fixes with it, the upper cover of described Timing Belt tensioning shaft (22) has Timing Belt eccentric adjusting sleeve (23), described Timing Belt eccentric adjusting sleeve (23) overcoat has Timing Belt regulating wheel (24), described Timing Belt regulating wheel (24) and Timing Belt (10) phase crimping;
Shuttle case axle (12) and camshaft (13) are the dislocation horizontal parallel and distribute, be respectively equipped with shuttle axis hole (25) and pin shaft hole (26) in described small rod (14), be provided with the tune gap groove (27) be connected with shuttle axis hole (25) in described small rod (14), cross-under shuttle case axle (12) in described shuttle axis hole (25), between the head of described big connecting rod (16) and pin shaft hole (26), by bearing pin (28), locate mutually, the side of described eccentric wheel (15) is provided with the eccentric wheel cover plate (29) fixed with it, described eccentric wheel (15) is fastened by screw (30) with eccentric wheel cover plate (29), described eccentric wheel cover plate (29) and big connecting rod (16) phase crimping, be provided with mutually integrated eccentric wheel sleeve (31) with it in described eccentric wheel (15), described eccentric wheel sleeve (31) socket-connects with camshaft (13).
3. the eccentric wheel of bull shuttle computerized emboridering machine according to claim 2 synchronously drives the shuttle system, it is characterized in that:
Between the two ends of described Timing Belt regulating wheel (24) inwall and Timing Belt eccentric bushing (23) respectively by bearing (32) phase locating rotation, the afterbody of described Timing Belt tensioning shaft (22) extends synchronous casing (5), and the afterbody of described Timing Belt tensioning shaft (22) is provided with screw thread positioning end (33);
Described small rod (14) is by adjusting gap bolt (34) to locate mutually with shuttle case axle (12), and described eccentric wheel sleeve (31) clamps by eccentric wheel chuck (35) mutually with camshaft (13).
4. synchronously drive the shuttle system according to the eccentric wheel of claim 1 or 2 or 3 described bull shuttle computerized emboridering machines, it is characterized in that:
The head of described big connecting rod (16) is circular-arc, between the two ends of described shuttle case axle (12) and eccentric casing (11), locate mutually by location bearing (36) respectively between the two ends of camshaft (13) and eccentric casing (11).
5. synchronously drive the shuttle system according to the eccentric wheel of claim 1 or 2 or 3 described bull shuttle computerized emboridering machines, it is characterized in that: described lazy-tongs (2) are provided with two groups, the two side ends of described head axle (1) is respectively equipped with the lazy-tongs (2) that fix with it, described eccentric mechanism (3) is provided with two groups, between described shuttle draw box mechanism (4), by Timing Belt moving axis (37), links.
6. the eccentric wheel of bull shuttle computerized emboridering machine according to claim 1 synchronously drives the shuttle method, it is characterized in that carrying out according to the following steps:
(1), drive rotation:
Utilize power drive head axle (1) rotation of bull shuttle computerized emboridering machine, the rotary speed of head axle (1) is 800r/min, in head axle (1) drive, synchronizing wheel (6) is rotated, upper synchronizing wheel (6) drives lower synchronizing wheel (8) by Timing Belt (10) and is rotated, if Timing Belt (10) is loose, make synchronizing wheel (6) can't synchronize and rotate with lower synchronizing wheel (8), can drive Timing Belt regulating wheel (24) rotation by rotary synchronous belt tensioner pulley axle (22) regulates, the rotating speed of lower synchronizing wheel (8) and upper synchronizing wheel (6), direction, corner and head axle (1) are in full accord,
(2), interlock shuttle assembly:
Lower synchronizing wheel (8) rotates eccentric wheel (15) by camshaft (13), the speed of eccentric wheel (15) is consistent with head axle (1), eccentric wheel (15) make big connecting rod (16) do solstics to closest approach again to the continuous reciprocating motion in solstics, big connecting rod (16) drives small rod (14) to do to take shuttle case axle (12) center, and to be pivot swing back and forth, small rod (14) drives shuttle case axle (12) rotation, shuttle case axle (12) drives large bevel gear (18) rotation, large bevel gear (18) drives cone pinion (20) rotation, cone pinion (20) makes shuttle assembly (21) motion by shuttle axle (19), the pivot angle of small rod (14) is 67～73 °, the swinging that turns of large bevel gear (18) is 67～73 °, cone pinion (20) is 3:1 with the speed ratio of large bevel gear (18), the swinging that turns of shuttle assembly (21) is 207～213 °.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310324109.6A CN103422269B (en) | 2013-07-30 | 2013-07-30 | Eccentric wheel shuttle hook synchronous driving system for multi-head shuttle hook computer embroider machine and method thereof |
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| CN201310324109.6A CN103422269B (en) | 2013-07-30 | 2013-07-30 | Eccentric wheel shuttle hook synchronous driving system for multi-head shuttle hook computer embroider machine and method thereof |
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| CN112760848A (en) * | 2020-12-11 | 2021-05-07 | 浙江信胜科技股份有限公司 | Multi-head embroidery machine shuttle box assembly with thread buckling mechanism and embroidery machine |
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| Publication number | Publication date |
|---|---|
| CN103422269B (en) | 2014-12-31 |
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