CN104894767A - Head structure of embroidery machine of towel - Google Patents

Head structure of embroidery machine of towel Download PDF

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Publication number
CN104894767A
CN104894767A CN201510291835.1A CN201510291835A CN104894767A CN 104894767 A CN104894767 A CN 104894767A CN 201510291835 A CN201510291835 A CN 201510291835A CN 104894767 A CN104894767 A CN 104894767A
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China
Prior art keywords
bar
presser bar
shank
iii
cam
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Granted
Application number
CN201510291835.1A
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Chinese (zh)
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CN104894767B (en
Inventor
陈启聪
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Foshan Aoyu Computer Machinery Co. Ltd.
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陈启聪
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Priority to CN201510291835.1A priority Critical patent/CN104894767B/en
Publication of CN104894767A publication Critical patent/CN104894767A/en
Application granted granted Critical
Publication of CN104894767B publication Critical patent/CN104894767B/en
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Classifications

    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05CEMBROIDERING; TUFTING
    • D05C11/00Devices for guiding, feeding, handling, or treating the threads in embroidering machines; Machine needles; Operating or control mechanisms therefor

Abstract

The invention discloses a head structure of an embroidery machine of a towel. The head structure comprises a housing, and a needle bar and a small presser bar both mounted in the housing; the needle bar and the small presser bar are arranged at an interval; the needle bar and the small presser bar both are capable of moving up and down and connected with driving mechanisms I and III, respectively; the needle bar is also capable of rotating and connected with the rotating driving mechanism; the driving mechanism I comprises a cam I connected with a power shaft, a rocking arm I connected with the cam I, a rocking bar I connected with the rocking arm I and a returning spring I; the rocking bar I is connected with the needle rod; and the middle of the rocking arm I is hinged in the housing. As the needle bar, the large presser bar and the small presser bar of the head structure of the embroidery machine are separated from one another without sleeving one another, the mechanical structure is simplified, the fault rate of the machine is reduced and the service life of the machine is prolonged. Furthermore, according to the head structure of the embroidery machine, the return spring is adopted for returning so that the surface of the rocking arm can be always against the surface of the cam without harsh takh sound, and therefore, the noise of the machine is reduced and the influence on the body health of workers is avoided; and in short, the head structure is more humanized.

Description

A kind of handpiece structure of towel embroidery machine
Technical field
The present invention relates to a kind of towel embroidery machine, be specifically related to a kind of handpiece structure of towel embroidery machine.
Background technology
In prior art, because adopting cam structure to drive shank, presser bar, there is comparatively fierce shock in the head on existing common computer towel embroidery machine between cam face and drive link, thus cause noise comparatively large, produces noise pollution.Further, the shank in head, presser bar are nested together mutually, and make machine construction comparatively complicated, Costco Wholesale is high, higher to the technical requirement of producers.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides the towel embroidery machine handpiece structure that a kind of structure is simple, failure rate is low, noise are low.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of handpiece structure of towel embroidery machine, comprise casing and be arranged on the shank in casing, little presser bar, spaced setting between described shank and little presser bar, described shank and little presser bar all can move up and down and respectively with driving mechanism I, III, connect, described shank is also rotatable and be connected with a rotary drive mechanism, described driving mechanism I comprises the cam I be connected with line shaft, connect the rocking arm I of cam I, the rocking bar I of connecting rocker arm I and back-moving spring I, described rocking bar I is connected with shank, the middle part of described rocking arm I is hinged in casing.
In the present invention, be also provided with large presser bar in described casing, described large presser bar can move up and down and be connected with driving mechanism II respectively, spaced setting between described large presser bar and shank, little presser bar.
In the present invention, described driving mechanism II comprises the cam II be connected with line shaft, the rocking arm II connecting cam II, the rocking bar II of connecting rocker arm II and back-moving spring II, and described rocking bar II is connected with large presser bar, and the middle part of described rocking arm II is hinged in casing.
In the present invention, described driving mechanism III comprises the cam III be connected with line shaft, the rocking arm III connecting cam III, the rocking bar III of connecting rocker arm III and back-moving spring III, and described rocking bar III is connected with little presser bar, and the middle part of described rocking arm III is hinged in casing.
According to the handpiece structure of claim or described a kind of towel embroidery machine, it is characterized in that: described rotary drive mechanism comprises the sleeve pipe being enclosed within shank top, the top of sleeve pipe is connected with line shaft II by gear shaft, line shaft II is positioned at the top of casing, the top of described shank is provided with key, is provided with the keyway corresponding with key in sleeve pipe.
In the present invention, described shank is other is at least provided with an asessory shaft I, and described asessory shaft I is provided with slider I, and described slider I is fixedly connected with shank, described back-moving spring I is arranged on shank and/or wherein on an asessory shaft I, driving mechanism I is connected with shank and/or slider I.
In the present invention, the top of described large presser bar is provided with anti-rotation device, and described anti-rotation device comprises the locating piece and the locating slot corresponding with locating piece that are positioned at large presser bar top.
In the present invention, described little presser bar is other is at least provided with a backstay, and little presser bar is provided with the spacer that can slide on the securing lever.
The invention has the beneficial effects as follows: shank of the present invention, large spaced between presser bar and little presser bar, be not mutually set-located, simplify mechanical structure, reduce the fault rate of machine, extend the service life of machine.Further, the present invention adopts back-moving spring to carry out return, makes the surface of rocking arm nestle up cam face all the time, can not produce ear-piercing " rattling away " sound, reduces the noise of machine, avoids affecting the healthy of workman, hommization more.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the present invention is further described:
Fig. 1 is the structural representation of the present embodiment;
Fig. 2 is the structural representation of needle bar drive device;
Fig. 3 is the structural representation of large presser bar driving mechanism;
Fig. 4 is the structural representation of little presser bar driving mechanism.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the handpiece structure of a kind of towel embroidery machine that the present embodiment provides, comprise casing 1 and be arranged on shank 2, the little presser bar 4 in casing 1, spaced setting between described shank 2 and little presser bar 4, described shank 2 all can move up and down with little presser bar 4 and be connected with driving mechanism I, III 5,7 respectively, and three driving mechanisms drive shank 2 and little presser bar 4 to move up and down respectively.Described shank 2 is also rotatable and be connected with a rotary drive mechanism 8, described driving mechanism I 5 comprises the cam I 51 be connected with line shaft 9, the rocking arm I 52 connecting cam I 51, the rocking bar I 53 of connecting rocker arm I 52 and back-moving spring I 54, described rocking bar I 53 is connected with shank 2, and the middle part of described rocking arm I 52 is hinged in casing 1.Further, described cam I 51 is soft cover with the contact surface of rocking arm I 52, described cam I 51 is nylon cam, and back-moving spring I 54 is along with fault offset, make rocking arm I 52 can be close to the surface of cam I 51 all the time, thus reduce the sound clashed between cam I 51 and rocking arm I 52 to greatest extent, reduce noise.
In the present embodiment, be also provided with large presser bar 3 in described casing 1, described large presser bar 3 can move up and down and be connected with driving mechanism II 6 respectively, spaced setting between described large presser bar 3 and shank 2, little presser bar 4.The structure of described driving mechanism II, III 6,7 is basic substantially identical with driving mechanism I 5, described driving mechanism II 6 comprises the cam II 61 be connected with line shaft 9, the rocking arm II 62 connecting cam II 61, the rocking bar II 63 of connecting rocker arm II 62 and back-moving spring II 64, described rocking bar II 63 is connected with large presser bar 3, the middle part of described rocking arm II 62 is hinged in casing 1, and described cam II 61 is nylon cam.Described driving mechanism III 7 comprises the cam III 71 be connected with line shaft 9, the rocking arm III 72 connecting cam III 71, the rocking bar III 73 of connecting rocker arm III 72 and back-moving spring III 74, described rocking bar III 73 is connected with little presser bar 4, the middle part of described rocking arm III 73 is hinged in casing 1, and described cam III 71 is nylon cam.
Further, described rotary drive mechanism 8 comprises the sleeve pipe 81 being enclosed within shank 2 top, and the top of sleeve pipe 81 is connected with line shaft II 83 by gear shaft 82, and line shaft II 83 is positioned at the top of casing 1, the top of described shank 2 is provided with key, is provided with the keyway corresponding with key in sleeve pipe 81.
As preferred embodiment, described shank 2 is other is provided with two asessory shafts I 21, described asessory shaft I 21 is provided with slider I 22, described slider I 22 is fixedly connected with shank 2, described back-moving spring I 54 is arranged on another asessory shaft I 21, the rocking bar I 53 of driving mechanism I 5 is connected with slider I 22, and described slider I 22 drives shank 2 to move up and down by shift fork.The top of described large presser bar 3 is provided with anti-rotation device, described anti-rotation device comprises the locating piece 31 and the locating slot corresponding with locating piece 31 that are positioned at large presser bar 3 top, and locating piece 31 to be fixed on large presser bar 3 and to play the effect preventing the rotation of large presser bar 3.Described little presser bar 4 is other is at least provided with a backstay 41, little presser bar 4 is provided with the spacer 42 that can slide on backstay 41, one end of described spacer 42 is fixed on little presser bar 4, and the other end slides at backstay 41, thus plays the effect preventing the rotation of little presser bar 4.
In the present embodiment, be also provided with shank 2 jack-up in described casing 1 and make the clutch I 10 that rocking arm I 52 and I 51 points, cam are opened, clutch I 10 is positioned at the bottom of rocking arm I 52, and described clutch I 10 is cam.When machine decommissions, clutch I 10 can be opened, make shank 2 increase and be in off working state.In like manner, be provided with clutch large presser bar 3 is same with on little presser bar 4, its structure is substantially identical.
In the present invention, described cam I, II, III 51,61,71 is disc cam, facilitates clutch I 10 to be separated.Meanwhile, described back-moving spring I, II, III 54,64,74 can be arranged on rocking arm or rocking bar equally, all can reach identical technique effect.
The foregoing is only preferred embodiments of the present invention, as long as the technical scheme realizing the object of the invention with basic same approach all belongs within protection scope of the present invention.

Claims (8)

1. the handpiece structure of a towel embroidery machine, comprise casing (1) and be arranged on the shank (2) in casing (1), little presser bar (4), it is characterized in that: spaced setting between described shank (2) and little presser bar (4), described shank (2) and little presser bar (4) all can move up and down and respectively with driving mechanism I, III (5, 7) connect, described shank (2) is also rotatable and be connected with a rotary drive mechanism (8), described driving mechanism I (5) comprises the cam I (51) be connected with line shaft (9), connect the rocking arm I (52) of cam I (51), the rocking bar I (53) of connecting rocker arm I (52) and back-moving spring I (54), described rocking bar I (53) is connected with shank (2), the middle part of described rocking arm I (52) is hinged in casing (1).
2. the handpiece structure of a kind of towel embroidery machine according to claim 1, it is characterized in that: in described casing (1), be also provided with large presser bar (3), described large presser bar (3) can move up and down and be connected with driving mechanism II (6) respectively, spaced setting between described large presser bar (3) and shank (2), little presser bar (4).
3. the handpiece structure of a kind of towel embroidery machine according to claim 2, it is characterized in that: described driving mechanism II (6) comprises the cam II (61) be connected with line shaft (9), the rocking arm II (62) connecting cam II (61), the rocking bar II (63) of connecting rocker arm II (62) and back-moving spring II (64), described rocking bar II (63) is connected with large presser bar (3), and the middle part of described rocking arm II (62) is hinged in casing (1).
4. the handpiece structure of a kind of towel embroidery machine according to claim 1 and 2, it is characterized in that: described driving mechanism III (7) comprises the cam III (71) be connected with line shaft (9), the rocking arm III (72) connecting cam III (71), the rocking bar III (73) of connecting rocker arm III (72) and back-moving spring III (74), described rocking bar III (73) is connected with little presser bar (4), and the middle part of described rocking arm III (73) is hinged in casing (1).
5. the handpiece structure of a kind of towel embroidery machine according to claim 1 and 2, it is characterized in that: described rotary drive mechanism (8) comprises the sleeve pipe (81) being enclosed within shank (2) top, the top of sleeve pipe (81) is connected with line shaft II (83) by gear shaft (82), line shaft II (83) is positioned at the top of casing (1), the top of described shank (2) is provided with key, and sleeve pipe is provided with the keyway corresponding with key in (81).
6. the handpiece structure of a kind of towel embroidery machine according to claim 1 and 2, it is characterized in that: described shank (2) is other is at least provided with an asessory shaft I (21), described asessory shaft I (21) is provided with slider I (22), described slider I (22) is fixedly connected with shank (2), described back-moving spring I (54) is arranged on shank (2) and/or wherein on an asessory shaft I (21), driving mechanism I (5) is connected with shank (2) and/or slider I (22).
7. the handpiece structure of a kind of towel embroidery machine according to claim 2, it is characterized in that: the top of described large presser bar (3) is provided with anti-rotation device, described anti-rotation device comprises the locating piece (31) and the locating slot corresponding with locating piece (31) that are positioned at large presser bar (3) top.
8. the handpiece structure of a kind of towel embroidery machine according to claim 1 and 2, it is characterized in that: described little presser bar (4) is other is at least provided with a backstay (41), little presser bar (4) is provided with can at the upper spacer (42) slided of backstay (41).
CN201510291835.1A 2015-05-29 2015-05-29 A kind of handpiece structure of towel embroidery machine Active CN104894767B (en)

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CN104894767B CN104894767B (en) 2017-10-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105386259A (en) * 2015-12-11 2016-03-09 杭州经纬电子机械制造股份有限公司 High speed chain type embroidering machine and operation method thereof
CN105506876A (en) * 2015-12-31 2016-04-20 东阳市双燕设备有限公司 High-speed towel embroidery machine head

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2797406Y (en) * 2005-04-07 2006-07-19 陈展新 Driving device for band embroidery machine head
CN1814889A (en) * 2005-02-02 2006-08-09 叶连福 Towel needle rod loop power driving device for mixed computer controlled embroidery machine
CN2825688Y (en) * 2005-08-23 2006-10-11 陈展新 Up-and-down transmission mechanism for chain-eyes towel embroidery machine having needle stem, presser foot, and nozzle guard
CN101074520A (en) * 2006-05-15 2007-11-21 东海工业缝纫机株式会社 Multi-head embroidery sewing machine
CN201031305Y (en) * 2007-03-29 2008-03-05 苏州市胜佳电脑刺绣设备有限公司 Special type embroidery machines frame head transmission mechanism
US20080168934A1 (en) * 2007-01-17 2008-07-17 Sunstar Precision Co., Ltd. Sewing arm mechanism of embroidery machine
US20080216720A1 (en) * 2007-03-08 2008-09-11 Sunstar Precision Co., Ltd. Embroidery Machine
US20080257242A1 (en) * 2007-01-18 2008-10-23 Sunstar Machinery Co., Ltd. Apparatus for Lifting Presser Foot of Embroidery Machine
CN201245753Y (en) * 2008-07-31 2009-05-27 苏州市正步机器制造有限公司 Computer long-stitch sew-machine head
CN201284414Y (en) * 2008-11-05 2009-08-05 王海江 Independent drive coiling and towel embroidery computer controlled embroidery machine

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1814889A (en) * 2005-02-02 2006-08-09 叶连福 Towel needle rod loop power driving device for mixed computer controlled embroidery machine
CN2797406Y (en) * 2005-04-07 2006-07-19 陈展新 Driving device for band embroidery machine head
CN2825688Y (en) * 2005-08-23 2006-10-11 陈展新 Up-and-down transmission mechanism for chain-eyes towel embroidery machine having needle stem, presser foot, and nozzle guard
CN101074520A (en) * 2006-05-15 2007-11-21 东海工业缝纫机株式会社 Multi-head embroidery sewing machine
US20080168934A1 (en) * 2007-01-17 2008-07-17 Sunstar Precision Co., Ltd. Sewing arm mechanism of embroidery machine
US20080257242A1 (en) * 2007-01-18 2008-10-23 Sunstar Machinery Co., Ltd. Apparatus for Lifting Presser Foot of Embroidery Machine
US20080216720A1 (en) * 2007-03-08 2008-09-11 Sunstar Precision Co., Ltd. Embroidery Machine
CN201031305Y (en) * 2007-03-29 2008-03-05 苏州市胜佳电脑刺绣设备有限公司 Special type embroidery machines frame head transmission mechanism
CN201245753Y (en) * 2008-07-31 2009-05-27 苏州市正步机器制造有限公司 Computer long-stitch sew-machine head
CN201284414Y (en) * 2008-11-05 2009-08-05 王海江 Independent drive coiling and towel embroidery computer controlled embroidery machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105386259A (en) * 2015-12-11 2016-03-09 杭州经纬电子机械制造股份有限公司 High speed chain type embroidering machine and operation method thereof
CN105506876A (en) * 2015-12-31 2016-04-20 东阳市双燕设备有限公司 High-speed towel embroidery machine head

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Effective date of registration: 20171127

Address after: Hua Industrial Zone Lecong town Shunde District 528000 North Guangdong city of Foshan province No. 9

Patentee after: Foshan Aoyu Computer Machinery Co. Ltd.

Address before: 528000 Guangdong province Foshan city Lecong District Shunde Town Sha Jiao Dong Cun Dong tou Dong Jie Lane five No. 2

Patentee before: Chen Qicong

TR01 Transfer of patent right