CN108035080B - Sewing machine cylinder needle seat - Google Patents
Sewing machine cylinder needle seat Download PDFInfo
- Publication number
- CN108035080B CN108035080B CN201810025380.2A CN201810025380A CN108035080B CN 108035080 B CN108035080 B CN 108035080B CN 201810025380 A CN201810025380 A CN 201810025380A CN 108035080 B CN108035080 B CN 108035080B
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- China
- Prior art keywords
- needle
- rod
- cylinder
- sewing machine
- pneumatic
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Classifications
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B55/00—Needle holders; Needle bars
- D05B55/02—Devices for fastening needles to needle bars
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
- D05D2207/00—Use of special elements
- D05D2207/02—Pneumatic or hydraulic devices
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a cylinder needle stand of a sewing machine, which comprises: the pneumatic needle rod is connected with the cylinder; the front end of the cylinder front cover is provided with threads; the pneumatic needle rod is fixedly connected with the cylinder piston; the front end of the pneumatic needle rod is provided with a pin hole, the piston type outer sleeve of the follow-up needle rod is sleeved outside the pneumatic needle rod, the follow-up needle rod and the front cover are fixed through a fastening screw thread, and the rod body of the follow-up needle rod is provided with a through hole; a pair of pressing pins are arranged in the pin holes of the pneumatic needle rod; a transmission block is arranged outside the press pin; the front end of the follow-up needle rod is a needle seat; the cylinder needle seat of the sewing machine designed in the way can realize the lifting height of the cylinder needle seat of the sewing machine and process a specific thickened product; the cylinder needle seat is of an independent structure and can be refitted on the existing sewing machine head equipment.
Description
Technical Field
The invention relates to a cylinder needle seat of a sewing machine, and belongs to the field of sewing machinery.
Background
The needle seat arranged on the machine head of the existing sewing machine is not provided with a cylinder, the lifting height of the needle seat is limited by lifting the needle seat by a flywheel of the machine head of the sewing machine, the processed product is limited, and a plurality of thick pocket fabrics cannot be processed.
Disclosure of Invention
Technical problem to be solved
In order to solve the problems, the invention provides a cylinder needle seat of a sewing machine.
(II) technical scheme
The invention relates to a cylinder needle stand of a sewing machine, which comprises: the pneumatic needle rod is connected with the cylinder; a first air port is formed in the tail cover of the air cylinder, and a second air port is formed in the front cover of the air cylinder; the front end of the front cover is provided with threads; the pneumatic needle rod is fixedly connected with the cylinder piston; the circumference of the piston of the cylinder is provided with a gas tight ring; the front end of the pneumatic needle rod is provided with a pin hole, the piston type outer sleeve of the follow-up needle rod is sleeved outside the pneumatic needle rod, the follow-up needle rod and the front cover are fixed through a fastening screw thread, and the rod body of the follow-up needle rod is provided with a through hole; a pair of pressing pins are arranged in the pin holes of the pneumatic needle rod; a transmission block is arranged outside the pressing pin, a movable seam is formed in one side of the transmission block, the seam is controlled through a screw, and the pressing pin is enabled to move to lock the pneumatic needle rod after the screw is screwed; the front end of the follow-up needle rod is a needle seat.
Furthermore, a sealing ring is arranged between the follow-up needle rod and the front cover.
Further, the height of the through hole is 1mm-4mm larger than the moving stroke of the piston of the air cylinder.
Further, the transverse maximum size of the pressing pin is larger than the outer diameter of the follow-up needle rod; the vertical height of the press pin is 1mm-4 mm.
Furthermore, a transmission rod extends from one side of the transmission block and is connected with a flywheel transmission rod on the head of the pocket sticking sewing machine.
Furthermore, a needle seat is provided with a needle hole, the tail end of the needle hole is provided with a transverse descaling hole, two threaded holes are arranged below the descaling hole, and the sewing needle is fixed by a screw.
(III) advantageous effects
The invention has the following beneficial effects:
according to the sewing machine cylinder needle seat, under the condition that a first air port and a second air port are pressurized and have equal pressure, the transmission block is driven by the flywheel of the sewing machine head to move up and down, so that the sewing machine cylinder needle seat integrally moves up and down to realize sewing, when pocket pasting sewing is finished, the first air inlet is filled with air, and the second air inlet is filled with air; because the cylinder piston is clamped by the pressing pin under the action of the transmission block and cannot move, the cylinder body is linked with the follow-up needle rod to lift upwards together, and the lifting height of the cylinder needle seat of the sewing machine is consistent with the processing of a specific thickened product; the cylinder needle seat designed in this way is of an independent structure and can be refitted to the existing sewing machine head equipment.
Drawings
Fig. 1 is a schematic sectional view of the structure of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a side view of the present invention.
Fig. 4 is a cross-sectional view of the cylinder of the present invention.
Fig. 5 is an enlarged view of the front cover portion of the present invention.
FIG. 6 is an enlarged view of the structure of the pin hole portion of the pneumatic needle bar of the present invention.
FIG. 7 is a structural cross-sectional view of the pin hole portion of the pneumatic needle bar of the present invention.
Fig. 8 is an enlarged view of the needle seat portion of the present invention.
Fig. 9 is a perspective view of the press pin of the present invention.
1-a cylinder; 2-tail cover; 3-front cover; 4-a pneumatic needle bar; 5-follow-up needle rod; 6-a transmission block; 7-pressing a pin; 21-a first air inlet; 31-a second air inlet; 41-airtight ring; 42-a cylinder piston; 43-pin holes; 52-fastening screws; 53-a through hole; 54-needle seat; 55-pinhole; 56-threaded hole; 57-soil removal well; 58-sealing ring; 61-a transmission rod; 62-screw; and 63-live sewing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention; 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.
Referring to fig. 1, 2, 3, 5, 6, 7 and 9, a cylinder needle seat of a sewing machine in the present embodiment includes: the device comprises a cylinder 1, a pneumatic needle rod 4 and a follow-up needle rod 5; a first air port 21 is arranged on the tail cover 2 of the air cylinder 1, and a second air port 31 is arranged on the front cover 3 of the air cylinder 1; the front end of the front cover 3 is provided with threads; the pneumatic needle rod 4 is fixedly connected with the cylinder piston 42; the circumference of the cylinder piston 42 is provided with an airtight ring 41; the front end of the pneumatic needle rod 4 is provided with a pin hole 43, the servo needle rod 5 is sleeved outside the pneumatic needle rod 4 in a piston manner, the servo needle rod 5 and the front cover 3 are fixed through a fastening screw 52 in a threaded manner, and the rod body of the servo needle rod 5 is provided with a through hole 53; a pair of pressing pins 7 are arranged in the pin holes 43 of the pneumatic needle rod 4; a transmission block 6 is arranged outside the pressing pin 7, a movable seam 63 is formed in one side of the transmission block 6, the seam is controlled through a screw 62, and the pressing pin 7 is enabled to move and lock the pneumatic needle rod 4 after the screw is screwed; the front end of the follow-up needle rod 5 is a needle seat 54; according to the sewing machine cylinder needle seat designed in the way, under the condition that the first air port and the second air port are pressurized and have equal pressure, the transmission block is driven by the flywheel of the sewing machine head to move up and down, so that the sewing machine cylinder needle seat integrally moves up and down to realize sewing, when pocket pasting sewing is finished, the first air inlet is filled with air, and the second air inlet is filled with air; because the cylinder piston is clamped tightly by the pressing pin under the action of the transmission block and cannot move, the cylinder body is linked with the follow-up needle rod to lift upwards together, and the lifting height of the cylinder needle seat of the sewing machine is consistent with the processing of a specific thickened product.
Referring to fig. 1 and 4, a cylinder needle seat of a sewing machine in the embodiment; a sealing ring 58 is arranged between the follow-up needle rod 5 and the front cover 3.
Referring to fig. 1, a cylinder needle bed of a sewing machine in the present embodiment; the height of the through hole 53 is 1mm-4mm larger than the moving stroke of the cylinder piston 42.
Referring to fig. 1, 6 and 7, a cylinder needle seat of a sewing machine in the embodiment is shown; the transverse maximum size of the press pin 7 is larger than the outer diameter of the follow-up needle rod 5, and the vertical height of the press pin 7 is 1mm-4 mm.
Referring to fig. 1 and 6, a cylinder needle seat of a sewing machine in the embodiment; a transmission rod 61 extends from one side of the transmission block 6, and the transmission rod 61 is connected with a flywheel transmission rod on the head of the patch pocket sewing machine.
Referring to fig. 1 and 8, a cylinder needle seat of a sewing machine in the embodiment; a needle seat 54 is provided with a needle hole 55, the tail end of the needle hole 55 is provided with a transverse descaling hole 57, two threaded holes 56 are arranged below the descaling hole 57, and a sewing needle is fixed by screws; the needle seat designed in the way has small probability of needle breakage; the addition of the scale removing holes brings convenience for pinhole scale removal.
According to the sewing machine cylinder needle seat, the sewing machine cylinder needle seat designed in the way can realize the lifting height of the sewing machine cylinder needle seat; the cylinder needle seat is of an independent structure and can be refitted on the existing sewing machine head equipment.
It is to be understood that the exemplary embodiments described herein are illustrative and not restrictive; although the embodiments of the present invention have been described with reference to the accompanying drawings, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A cylinder needle bed of a sewing machine, comprising: the pneumatic needle bar comprises a cylinder (1), a pneumatic needle bar (4) and a follow-up needle bar (5); the method is characterized in that: a first air port (21) is formed in the tail cover (2) of the air cylinder (1), and a second air port (31) is formed in the front cover (3) of the air cylinder (1); the front end of the front cover (3) is provided with threads; the pneumatic needle rod (4) is fixedly connected with a cylinder piston (42); the circumference of the cylinder piston (42) is provided with an airtight ring (41); the front end of the pneumatic needle rod (4) is provided with a pin hole (43), the servo needle rod (5) is sleeved outside the pneumatic needle rod (4) in a piston type, the servo needle rod (5) and the front cover (3) are fixed through a fastening screw (52) in a threaded manner, and the rod body of the servo needle rod (5) is provided with a through hole (53); a pair of pressure pins (7) are arranged in the pin holes (43) of the pneumatic needle rod (4); a transmission block (6) is arranged outside the press pin (7), a movable seam (63) is formed in one side of the transmission block (6), and the seam is controlled through a screw (62), namely the press pin (7) is shifted to lock the pneumatic needle rod (4) after the screw is screwed; the front end of the follow-up needle rod (5) is a needle seat (54).
2. The sewing machine cylinder needle bed according to claim 1, characterized in that: and a sealing ring (58) is arranged between the follow-up needle rod (5) and the front cover (3).
3. The sewing machine cylinder needle bed according to claim 1, characterized in that: the height of the through hole (53) is 1mm-4mm larger than the moving stroke of the cylinder piston (42).
4. The sewing machine cylinder needle bed according to claim 1, characterized in that: the transverse maximum size of the press pin (7) is larger than the outer diameter of the follow-up needle rod (5), and the vertical height of the press pin (7) is 1-4 mm.
5. The sewing machine cylinder needle bed according to claim 1, characterized in that: a transmission rod (61) extends from one side of the transmission block (6), and the transmission rod (61) is connected with a flywheel transmission rod on a head of the patch pocket sewing machine.
6. The sewing machine cylinder needle bed according to claim 1, characterized in that: the needle base (54) is provided with a needle hole (55), the tail end of the needle hole (55) is provided with a transverse descaling hole (57), two threaded holes (56) are arranged below the descaling hole (57), and the sewing needle is fixed by a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810025380.2A CN108035080B (en) | 2018-01-11 | 2018-01-11 | Sewing machine cylinder needle seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810025380.2A CN108035080B (en) | 2018-01-11 | 2018-01-11 | Sewing machine cylinder needle seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108035080A CN108035080A (en) | 2018-05-15 |
| CN108035080B true CN108035080B (en) | 2020-02-18 |
Family
ID=62099143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810025380.2A Active CN108035080B (en) | 2018-01-11 | 2018-01-11 | Sewing machine cylinder needle seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108035080B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5005499A (en) * | 1989-04-27 | 1991-04-09 | Giannino Landoni | Device for disabling and enabling stitching needles in a quilting machine or a multi-needle embroidery machine |
| CN1813090A (en) * | 2003-07-01 | 2006-08-02 | 瓦科尔株式会社 | Sewing needle mounting structure and sewing needle |
| CN205874688U (en) * | 2016-06-28 | 2017-01-11 | 贵州绣之魂民族服饰有限公司 | Sewing machine convenient to eedle maintenance |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU456864A1 (en) * | 1973-05-17 | 1975-01-15 | Подольский Механический Завод Им.М.И.Калинина | Tool for moving the needle of the sewing machine |
| IT1314415B1 (en) * | 2000-06-23 | 2002-12-13 | Vi Be Mac Spa | DEVICE TO CONTROL PRESSURE OF THE PRESSER FEET FOR SEWING MACHINES OR SIMILAR. |
| CN101701401B (en) * | 2009-11-25 | 2012-09-05 | 苏州扬名机电有限公司 | Installation structure of position sensors of sewing machine needle |
| CN102505372A (en) * | 2011-09-27 | 2012-06-20 | 佛山市源田床具机械有限公司 | Cylinder type mounting device for sewing needle |
| CN203360801U (en) * | 2013-05-29 | 2013-12-25 | 东莞市恒业机械有限公司 | Knitting needle driving structure of quilting machine |
| CN207845975U (en) * | 2018-01-11 | 2018-09-11 | 朱繁荣 | A kind of sewing machine cylinder needle stand |
-
2018
- 2018-01-11 CN CN201810025380.2A patent/CN108035080B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5005499A (en) * | 1989-04-27 | 1991-04-09 | Giannino Landoni | Device for disabling and enabling stitching needles in a quilting machine or a multi-needle embroidery machine |
| CN1813090A (en) * | 2003-07-01 | 2006-08-02 | 瓦科尔株式会社 | Sewing needle mounting structure and sewing needle |
| CN205874688U (en) * | 2016-06-28 | 2017-01-11 | 贵州绣之魂民族服饰有限公司 | Sewing machine convenient to eedle maintenance |
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| Publication number | Publication date |
|---|---|
| CN108035080A (en) | 2018-05-15 |
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