CN107761272B - Needle seat device for quilt sewing machine with shock absorption and noise reduction functions - Google Patents
Needle seat device for quilt sewing machine with shock absorption and noise reduction functions Download PDFInfo
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- CN107761272B CN107761272B CN201711044329.8A CN201711044329A CN107761272B CN 107761272 B CN107761272 B CN 107761272B CN 201711044329 A CN201711044329 A CN 201711044329A CN 107761272 B CN107761272 B CN 107761272B
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Abstract
The invention relates to the technical field of quilt sewing machine equipment, in particular to a needle seat device capable of reducing vibration and noise for a quilt sewing machine, which comprises a needle rod seat, a needle cylinder and a connecting rod, wherein the needle cylinder and an annular ultraviolet germicidal lamp are arranged on the lower surface of the needle rod seat; a liquid inlet hole is formed in the side wall of the middle of the connecting rod, a liquid channel communicated with the liquid inlet hole is formed in the connecting rod, a liquid outlet communicated with the liquid channel is formed in the bottom surface of the connecting rod, and a metal needle is fixed at the bottom of the connecting rod; the lower side wall of the needle cylinder is sleeved with a presser foot sleeve matched with the fixing bolt, and the side wall of the presser foot sleeve is fixed with a presser foot; the invention solves the problems of poor vibration damping effect and high noise of the needle seat; the problem that the metal needle is broken and is easy to remain in the cotton quilt and potential safety hazards exist is also solved.
Description
Technical Field
The invention relates to the technical field of quilt sewing machine equipment, in particular to a needle seat device capable of absorbing shock and reducing noise for a quilt sewing machine.
Background
Quilt sewing machines are one kind of quilting machines, and are textile machines used for sewing linear patterns on mattresses, bedspreads, quilts and the like. The former of quilt sewing machines is quilting machines, which are similar to but opposite to the principles of sewing machines. The quilt sewing machine includes ascending (descending) supports of equal length, which are independently configured to move up and down by independent operating levers; a plurality of needles mounted on the ascending (descending) support, a guide member mounted under the ascending (descending) support, the guide member being provided with guide holes through which the needle support carrying the needles is fixed to the ascending (descending) support. Each support rod is provided with a pressure foot and is elastically supported by a spring. Alternatively, the quilting machine is configured such that a plurality of hooks mounted on the elongated longitudinal front and rear hook bases are respectively held in place by hook supports. In this case, by adjusting the position of the rear hook base, the rear hook holder can be adjusted at the same time. Also, a longitudinal bar is installed above the front side of the needle so as to be rotated in a forward (backward) direction by a certain angle according to the operation of the cam guide. The longitudinal bar is provided with the same number of thread take-up levers as the needle to allow the needle to accommodate the sewed thread passing through each thread take-up lever to avoid any thread breakage.
However, the prior art still has a plurality of problems, firstly, the vibration damping effect of the needle seat is poor and the noise is large in the sewing process of the cotton quilt; secondly, under the condition that the metal needle is broken, the needle head is easy to remain in the quilt, and potential safety hazards exist; finally, the suture cannot be sterilized.
Disclosure of Invention
Solves the technical problem
Aiming at the defects in the prior art, the invention provides the needle seat device for the quilt sewing machine, which can reduce vibration and noise and can effectively overcome the problems of poor vibration reduction effect and high noise of the needle seat in the prior art; the problem that the needle head is easy to remain in the cotton quilt and potential safety hazards exist under the condition that the metal needle is broken is solved; meanwhile, the problem that the suture cannot be sterilized is solved.
Technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
a needle seat device for a quilt sewing machine capable of reducing vibration and noise comprises a needle rod seat, a needle cylinder and a connecting rod, wherein the needle cylinder and an annular ultraviolet germicidal lamp are arranged on the lower surface of the needle rod seat; the side wall of the middle part of the connecting rod is provided with a liquid inlet hole, a liquid channel communicated with the liquid inlet hole is arranged in the connecting rod, the bottom surface of the connecting rod is provided with a liquid outlet communicated with the liquid channel, a metal needle is fixed at the bottom of the connecting rod, and the side wall of the bottom of the connecting rod is sleeved with a protective cover; the lower side wall of the needle cylinder is sleeved with a presser foot sleeve matched with the fixing bolt, a presser foot is fixed on the side wall of the presser foot sleeve, and a through hole is formed in the surface of the presser foot.
Furthermore, the protective cover is made of magnetic materials.
Furthermore, the inner diameter of the through hole is larger than the diameter of the metal needle, and the metal needle and the central axis of the through hole are positioned on the same vertical line.
Further, the bottom surface of the connecting rod is tapered.
Further, the number of the liquid inlet holes is not less than 1.
Furthermore, an injection port communicated with the inside of the liquid storage chamber is formed in the upper side wall of the needle cylinder, and a sealing plug is arranged inside the injection port.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
1. the rubber body and the connecting rod are additionally arranged, so that the effects of shock absorption and noise reduction can be achieved in the sewing process.
2. The invention increases the liquid storage chamber, the liquid inlet hole, the liquid outlet and the liquid channel, the lubricating oil stored in the liquid storage chamber flows out from the liquid outlet to soak the metal needle, the friction force between the metal needle and the cotton quilt can be reduced, and the cotton quilt can be easily sewed by the metal needle.
3. The invention can prevent the hand from colliding with the metal needle by mistake by adding the design of the protective cover, and meanwhile, the protective cover is made of magnetic material, if the metal needle is broken, the broken needle head can be adsorbed, and the metal needle can be prevented from remaining in the cotton quilt.
4. The sewing machine can achieve the effect of sterilizing and disinfecting the suture in the sewing process by adding the design of the annular ultraviolet sterilizing lamp.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description of the embodiments or the prior art will be required; the drawings to be used are briefly described. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is a front view of the present invention.
The reference numerals in the drawings denote: 1-presser foot; 2-a liquid outlet; 3-a rubber body; 4-liquid inlet hole; 5-a needle cylinder; 6-needle bar seat; 7-ring ultraviolet germicidal lamp; 8-an injection port; 9-a connecting rod; 10-presser foot sleeve; 11-fixing the bolt; 12-a liquid channel; 13-a protective cover; 14-a metal needle; 15-a through hole; 16-a liquid storage chamber; 17-a limit ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Examples
The needle seat device for the quilt sewing machine capable of reducing vibration and noise comprises a needle rod seat 6, a needle cylinder 5 and a connecting rod 9, wherein the needle cylinder 5 and an annular ultraviolet germicidal lamp 7 are arranged on the lower surface of the needle rod seat 6, a liquid storage chamber 16 is arranged inside the needle cylinder 5, a limiting ring 17 is arranged below the liquid storage chamber 16, a rubber body 3 is arranged on the lower surface of the limiting ring 17, and the rubber body 3 is sleeved on the side wall of the middle part of the connecting rod 9; a liquid inlet hole 4 is formed in the side wall of the middle of the connecting rod 9, a liquid channel 12 communicated with the liquid inlet hole 4 is formed in the connecting rod 9, a liquid outlet 2 communicated with the liquid channel 12 is formed in the bottom surface of the connecting rod 9, a metal needle 14 is fixed at the bottom of the connecting rod 9, and a protective cover 13 is sleeved on the side wall of the bottom of the connecting rod 9; a presser foot sleeve 10 matched with the fixing bolt 11 is sleeved on the lower side wall of the needle cylinder 5, a presser foot 1 is fixed on the side wall of the presser foot sleeve 10, and a through hole 15 is formed in the surface of the presser foot 1; the protective cover 13 is made of magnetic material; the inner diameter of the through hole 15 is larger than the diameter of the metal needle 14, and the central axes of the metal needle 14 and the through hole 15 are positioned on the same vertical line; the bottom surface of the connecting rod 9 is conical; the number of the liquid inlet holes 4 is not less than 1; an injection port 8 communicated with the interior of the liquid storage chamber 16 is formed in the upper side wall of the needle cylinder 5, and a sealing plug is arranged in the injection port 8.
When in work, firstly, the injector is inserted into the sealing plug inside the injection port 8, lubricating oil is injected into the liquid storage chamber 16, then the quilt sewing machine is powered on, the whole needle seat device moves downwards, when the presser foot 1 contacts the quilt, the needle bar seat 6 pushes the metal needle 14 to move downwards through the needle cylinder 5 and the connecting rod 9, the metal needle 14 penetrates through a through hole 15 arranged on the surface of the presser foot 1 to sew the quilt, the rubber body 3 is sleeved on the side wall of the middle part of the connecting rod 9, when the metal needle 14 moves downwards, the rubber body 3 extrudes the limit ring 17 to be in a compressed state, the sealing disc at the top of the connecting rod 9 moves upwards, a small amount of lubricating oil in the liquid storage chamber 16 enters the liquid channel 12 from the liquid inlet hole 4 and then flows out from the liquid outlet 2, because the bottom surface of the connecting rod 9 is conical, the lubricating oil drops flow to the outer surface of the metal needle 14, the friction force between the metal needle 14 and the cotton quilt can be reduced, and the sewing of the cotton quilt is facilitated; the annular ultraviolet germicidal lamp 7 is arranged on the lower surface of the needle bar seat 6, and can sterilize and disinfect the suture under the working state, so that the suture can be prevented from carrying bacteria to pollute the inside of the quilt; the protective cover 13 sleeved on the side wall of the bottom of the connecting rod 9 is made of a magnetic material, so that on one hand, the metal needle 14 can be prevented from being collided by a hand by mistake, and on the other hand, the broken needle head can be adsorbed under the condition that the metal needle is broken, so that the potential safety hazard of the broken needle head remaining in a cotton quilt can be prevented; after a sewing action is finished, the metal needle 14 is lifted, the sealing disc at the top of the connecting rod 9 seals the liquid storage chamber 16 under the elastic action of the rubber body 3, the dripping of lubricating oil can be prevented, and the expansion and contraction of the rubber body 3 can buffer the impact force from the needle seat, so that the sewing machine also has the functions of shock absorption and noise reduction.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (6)
1. The needle seat device comprises a needle rod seat (6), a needle cylinder (5) and a connecting rod (9), and is characterized in that the needle cylinder (5) and an annular ultraviolet germicidal lamp (7) are arranged on the lower surface of the needle rod seat (6), a liquid storage chamber (16) is arranged inside the needle cylinder (5), a limiting ring (17) is arranged below the liquid storage chamber (16), a rubber body (3) is arranged on the lower surface of the limiting ring (17), and the rubber body (3) is sleeved on the side wall of the middle part of the connecting rod (9); a liquid inlet hole (4) is formed in the side wall of the middle of the connecting rod (9), a liquid channel (12) communicated with the liquid inlet hole (4) is formed in the connecting rod (9), a liquid outlet (2) communicated with the liquid channel (12) is formed in the bottom surface of the connecting rod (9), a metal needle (14) is fixed at the bottom of the connecting rod (9), and a protective cover (13) is sleeved on the side wall of the bottom of the connecting rod (9); the needle cylinder (5) is provided with a presser foot sleeve (10) which is sleeved on the lower side wall and matched with the fixing bolt (11), a presser foot (1) is fixed on the side wall of the presser foot sleeve (10), and a through hole (15) is formed in the surface of the presser foot (1).
2. A needle holder device for quilt sewing machine with shock and noise reduction function as claimed in claim 1, wherein said protection cover (13) is made of magnetic material.
3. A needle seat device for quilt sewing machine vibration and noise reduction according to claim 1, characterized in that the inner diameter of the through hole (15) is larger than the diameter of the metal needle (14), and the metal needle (14) and the central axis of the through hole (15) are located on the same vertical line.
4. A needle holder device for quilt sewing machine with shock and noise reduction function according to claim 1, characterized in that the bottom surface of the connecting rod (9) is tapered.
5. A needle seat device for quilt sewing machine with shock absorption and noise reduction functions as claimed in claim 1, wherein the number of the liquid inlet holes (4) is not less than 1.
6. The needle seat device for quilt sewing machine with shock absorption and noise reduction functions as claimed in claim 1, wherein an injection port (8) communicated with the inside of the liquid storage chamber (16) is formed in the upper side wall of the needle cylinder (5), and a sealing plug is arranged inside the injection port (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711044329.8A CN107761272B (en) | 2017-10-31 | 2017-10-31 | Needle seat device for quilt sewing machine with shock absorption and noise reduction functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711044329.8A CN107761272B (en) | 2017-10-31 | 2017-10-31 | Needle seat device for quilt sewing machine with shock absorption and noise reduction functions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107761272A CN107761272A (en) | 2018-03-06 |
| CN107761272B true CN107761272B (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711044329.8A Active CN107761272B (en) | 2017-10-31 | 2017-10-31 | Needle seat device for quilt sewing machine with shock absorption and noise reduction functions |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610103B (en) * | 2018-11-30 | 2021-08-24 | 嘉善龙翔人造毛绒有限公司 | Sewing and receiving integrated device for cloth belt |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4107421A1 (en) * | 1991-03-08 | 1992-09-10 | Altenburger Ind Naehmasch | Sewing machine needle bar assembly - has ring groove at bottom of lower guide bush and drilling system to carry off surplus lubricant by suction |
| JP3452302B2 (en) * | 1997-11-27 | 2003-09-29 | ブラザー工業株式会社 | Link member swing mechanism |
| CN1740427A (en) * | 2004-08-27 | 2006-03-01 | 黄西洲 | Method of preventing throwing lubricant of needle bar in sewing machine |
| CN202380242U (en) * | 2011-12-21 | 2012-08-15 | 东莞市新标缝纫设备有限公司 | Novel needle rod |
| CN104805604A (en) * | 2015-05-11 | 2015-07-29 | 吴江万工机电设备有限公司 | Needle bar equipped with vibration absorber |
-
2017
- 2017-10-31 CN CN201711044329.8A patent/CN107761272B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4107421A1 (en) * | 1991-03-08 | 1992-09-10 | Altenburger Ind Naehmasch | Sewing machine needle bar assembly - has ring groove at bottom of lower guide bush and drilling system to carry off surplus lubricant by suction |
| JP3452302B2 (en) * | 1997-11-27 | 2003-09-29 | ブラザー工業株式会社 | Link member swing mechanism |
| CN1740427A (en) * | 2004-08-27 | 2006-03-01 | 黄西洲 | Method of preventing throwing lubricant of needle bar in sewing machine |
| CN202380242U (en) * | 2011-12-21 | 2012-08-15 | 东莞市新标缝纫设备有限公司 | Novel needle rod |
| CN104805604A (en) * | 2015-05-11 | 2015-07-29 | 吴江万工机电设备有限公司 | Needle bar equipped with vibration absorber |
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| CN107761272A (en) | 2018-03-06 |
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Effective date of registration: 20200417 Address after: 318000 building 1-5, No. 6, Xiachen Liansheng Road, Jiaojiang District, Taizhou City, Zhejiang Province Applicant after: ZHEJIANG SHUNFA SEWING MACHINE Co.,Ltd. Address before: Zhao Zhuang Zhen, Xiao County, Suzhou City, Anhui Province Applicant before: ANHUI XIAO COUNTY HUIXING MACHINERY MANUFACTURING Co.,Ltd. |
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