CN203513976U - Guide device for press pin in sewing machine - Google Patents
Guide device for press pin in sewing machine Download PDFInfo
- Publication number
- CN203513976U CN203513976U CN201320479983.2U CN201320479983U CN203513976U CN 203513976 U CN203513976 U CN 203513976U CN 201320479983 U CN201320479983 U CN 201320479983U CN 203513976 U CN203513976 U CN 203513976U
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- China
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- fixed bar
- guide rail
- mentioned
- presser feet
- locating piece
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Abstract
The utility model provides a guide device for a press pin in a sewing machine, and belongs to the technical field of sewing equipment. The guide device solves the problem that the sliding effect between an existing press pin and a machine case is not good. According to the guide device for the press pin in the sewing machine, the sewing machine comprises the machine case, the press pin and a fixing rod, wherein the fixing rod is connected to the machine case in an inserted mode and can slide relative to the machine case in the axial direction, and the press pin is fixedly connected with the lower end of the fixing rod. The guide device comprises a guide part with a guide rail fixedly arranged on the machine case wall of the head of the machine case, a positioning block is fixedly arranged on the fixing rod in a sleeved mode, one end of the positioning block extends to the guide part, the extending end of the positioning block is provided with a matched protruding block connected into the guide rail in a sliding and clamped mode, and the matched protruding block is located in the guide rail. According to the guide device, the fixing rod is matched with the guide rail in a sliding mode through the matched protruding block so that the fixing rod can be lifted up and down, the sliding transmission effect is good, the jamming phenomenon between the press pin and the machine case will not occur in the lifting process of the press pin, and the service life of the guide device is long.
Description
Technical field
the utility model belongs to technical field of sewing equipment, relates to the guider of presser feet in a kind of Sewing machines.
Background technology
sewing machines is to use one or more sewing thread, forms one or more stitchings on sewing, the machine that makes one or more layers sewing interweave or unite by a seam.Sewing function is made the goods such as the fabrics such as cotton, fiber crops, silk, hair, artificial fibre and leather, plastics, paper, the stitching neat appearance of stitching out, smooth firm, and sewing velocity is fast, easy to use.Presser feet is the very important parts in Sewing machines, play the effect of pushing down sewing cloth, this presser feet needs again regular making to lift and put down action in the process of sewing action, therefore needs a kind of special drive unit to drive this presser feet work.
a kind of mechanism for lifting pressre of sewing machine as disclosed in patent (CN200520014626.4) in prior art, comprise presser foot lifter lobe plate, be located at the intermediate gearing between presser foot lifter lobe plate and presser feet, intermediate gearing comprises the pull bar of a horizontally set, between pull bar and presser foot lifter lobe plate, be provided with one and rotate the first drive mechanism that presser foot lifter lobe plate can cause pull bar translation, between pull bar and presser feet, be provided with one and can drive by pull bar translation the second drive mechanism moving on presser feet.This mechanism for lifting pressre of sewing machine action is light, can make presser feet realize rapidly ascending, descending action, and service speed is fast.
but the presser feet in this patent mechanism for lifting pressre of sewing machine and the sliding effect between casing are not fine, in the process of presser feet ascending, descending, easily and casing generation stuck phenomenon, easily damage the drive disk assembly of presser feet, reduce the defects such as service life of this Sewing machines.
Summary of the invention
the purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of guiding transmission effect better, the guider of presser feet in the Sewing machines of long service life.
the purpose of this utility model can realize by following technical proposal: the guider of presser feet in a kind of Sewing machines, this Sewing machines comprises casing, presser feet and fixed bar, described fixed bar is plugged on casing and casing slip relatively vertically, the bottom of described presser feet and fixed bar is connected, it is characterized in that, this guider is included on the enclosure wall of casing head and is installed with a guide with guide rail, on above-mentioned fixed bar, fixed cover is provided with locating piece, the elongated end that one end of described locating piece extends to above-mentioned guide place and this locating piece has a slip and is connected to the cooperation projection in above-mentioned guide rail, described cooperation projection is arranged in above-mentioned guide rail.
in this Sewing machines, the guider of presser feet is mainly on the enclosure wall of casing head, to be installed with the guide with guide rail, on the fixed bar being connected mutually with presser feet, be installed with locating piece, on fixed block, there is cooperation projection, this coordinates projection to coordinate slip with above-mentioned guide rail, make the stable ascending, descending campaign of presser feet energy, the utility model guide effect is better, long service life.
in above-mentioned a kind of Sewing machines, in the guider of presser feet, described cooperation projection is a rectangular block, and the rectangular surfaces that this cooperation projection two is relative is pressed close to respectively in the both sides rail walls of above-mentioned guide rail and this cooperation projection and guide rail are slidably connected.Two relative rectangular surfaces of this cooperation projection are spigot surface, the both sides inwall of this guide rail is similarly spigot surface, this coordinates two relative rectangular surfaces of projection just in time excessively to coordinate slip with the both sides inwall of guide rail, and the object arranging is like this to prevent that the fixed bar being connected mutually with presser feet from departing from casing.
in above-mentioned a kind of Sewing machines in the guider of presser feet, described locating piece is set in above-mentioned fixed bar, on locating piece, perpendicular to above-mentioned fixed bar, offer screwed hole, described locating piece is located in screwed hole locating piece is fixed on above-mentioned fixed bar by bolt.
in above-mentioned a kind of Sewing machines, in the guider of presser feet, be installed with a fairlead on the enclosure wall of described casing head, above-mentioned fixed bar is also located in above-mentioned fairlead.The object arranging is like this that fixed bar is led on casing is more stable.
in above-mentioned a kind of Sewing machines in the guider of presser feet, upper end at fixed bar is also equipped with the expansion link that can inject in fixed bar, the upper end of described expansion link is fixed on casing by bolt sleeve, on expansion link, be arranged with back-moving spring, one end of this back-moving spring abuts against above-mentioned bolt sleeve, and the other end abuts against the end, upper end of above-mentioned fixed bar.The object arranging is like this to make presser feet more convenient along the axial direction ascending, descending of fixed bar.
compared with prior art, in this Sewing machines, the guider of presser feet is mainly installed with a guide with guide rail on the enclosure wall of casing head, on fixed bar, fixed cover is provided with locating piece, the elongated end that one end of locating piece extends to above-mentioned guide place and this locating piece has a slip and is connected to the cooperation projection in above-mentioned guide rail, coordinates projection to be arranged in above-mentioned guide rail.Fixed bar in the utility model is by coordinating projection and being slidably matched of guide rail to make fixed bar elevating movement, and slip transmission effect is better, in the process of presser feet ascending, descending not can with casing generation stuck phenomenon, long service life.
Accompanying drawing explanation
fig. 1 is the perspective view of the guider of presser feet in this Sewing machines.
fig. 2 is the blast structural representation of the guider of presser feet in this Sewing machines.
in figure, 1, casing; 2, presser feet; 3, fixed bar; 4, guide rail; 5, guide; 6, locating piece; 7, coordinate projection; 8, screwed hole; 9, fairlead; 10, expansion link; 11, bolt sleeve; 12, back-moving spring.
The specific embodiment
be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
as shown in Figure 1 or 2, this Sewing machines is mainly comprised of casing 1, presser feet 2 and fixed bar 3, and this fixed bar 3 is plugged on casing 1 and casing 1 slip relatively vertically; For fixed bar 3 leads on casing 1, slide more stablely, on casing 1 wall of casing 1 head, be installed with a fairlead 9, fixed bar 3 is located in fairlead 9.The bottom of presser feet 2 and fixed bar 3 is connected, this guider is mainly installed with a guide 5 with guide rail 4 on casing 1 wall of casing 1 head, on fixed bar 3, fixed cover is provided with locating piece 6, during Practical manufacturing, on locating piece 6, perpendicular to fixed bar 3, offer screwed hole 8, locating piece 6 is located in screwed hole 8 locating piece 6 is fixed on fixed bar 3 by bolt, this locating piece 6 with the concrete fixed structure of fixed bar 3 is: when bolt spiral enters in screwed hole 8, the inserting end of this bolt abuts against on the sidewall of fixed bar 3, this fixed block 6 is held out against and is fixed on fixed bar 3 by bolt.The elongated end that one end of this locating piece 6 extends to guide 5 places and this locating piece 6 has a slip and is connected to the cooperation projection 7 in above-mentioned guide rail 4, coordinates projection 7 to be arranged in guide rail 4; During Practical manufacturing, this cooperation projection 7 is a rectangular block, and 7 liang of relative rectangular surfaces of this cooperation projection are pressed close to respectively in the both sides rail walls of above-mentioned guide rail 4 and this cooperation projection 7 and guide rail 4 are slidably connected; When practical application, 7 two relative rectangular surfaces of this cooperation projection are spigot surface, the both sides inwall of this guide rail 4 is similarly spigot surface, this coordinates two relative rectangular surfaces of projection 7 just in time excessively to coordinate slip with the both sides inwall of guide rail 4, and the object arranging is like this to prevent that the fixed bar 3 being connected mutually with presser feet 2 from departing from casing 1.
in order to make presser feet 2 more convenient along the axial direction ascending, descending of fixed bar 3, in the upper end of fixed bar 3, be also equipped with the expansion link 10 that can inject in fixed bar 3, the upper end of expansion link 10 is fixed on casing 1 by bolt sleeve 11, on expansion link 10, be arranged with back-moving spring 12, one end of this back-moving spring 12 abuts against above-mentioned bolt sleeve 11, and the other end abuts against the end, upper end of above-mentioned fixed bar 3.
specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
although more used herein: casing 1; Presser feet 2; Fixed bar 3; Guide rail 4; Guide 5; Locating piece 6; Coordinate projection 7; Screwed hole 8; Fairlead 9; Expansion link 10; Bolt sleeve 11; Back-moving spring 12 terms such as grade, but do not get rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (5)
1.
the guider of presser feet in a kind of Sewing machines, it is characterized in that, this guider is included on casing (1) wall of casing (1) head of Sewing machines and is installed with a guide with guide rail (4) (5), the upper fixed cover of fixed bar (3) at Sewing machines is provided with locating piece (6), one end of described locating piece (6) extends to that above-mentioned guide (5) is located and the elongated end of this locating piece (6) has a slip and is connected to the cooperation projection (7) in above-mentioned guide rail (4), and described cooperation projection (7) is arranged in above-mentioned guide rail (4).
2.
the guider of presser feet in a kind of Sewing machines according to claim 1, it is characterized in that, described cooperation projection (7) is a rectangular block, and the rectangular surfaces that this cooperation projection (7) two is relative is pressed close to respectively the both sides rail walls of above-mentioned guide rail (4) and this cooperation projection (7) and guide rail (4) and is slidably connected.
3.
the guider of presser feet in a kind of Sewing machines according to claim 2, it is characterized in that, described locating piece (6) is set in above-mentioned fixed bar (3), at locating piece (6), above perpendicular to above-mentioned fixed bar (3), offer screwed hole (8), described locating piece (6) is located in screwed hole (8) locating piece (6) is fixed on above-mentioned fixed bar (3) by bolt.
4.
in a kind of Sewing machines according to claim 3, the guider of presser feet, is characterized in that, on casing (1) wall of described casing (1) head, is installed with a fairlead (9), and above-mentioned fixed bar (3) is also located in above-mentioned fairlead (9).
5.
the guider of presser feet in a kind of Sewing machines according to claim 4, it is characterized in that, in the upper end of fixed bar (3), be also equipped with the expansion link (10) that can inject in fixed bar (3), the upper end of described expansion link (10) is fixed on casing (1) by bolt sleeve (11), on expansion link (10), be arranged with back-moving spring (12), one end of this back-moving spring (12) abuts against above-mentioned bolt sleeve (11), and the other end abuts against the end, upper end of above-mentioned fixed bar (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320479983.2U CN203513976U (en) | 2013-08-07 | 2013-08-07 | Guide device for press pin in sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320479983.2U CN203513976U (en) | 2013-08-07 | 2013-08-07 | Guide device for press pin in sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203513976U true CN203513976U (en) | 2014-04-02 |
Family
ID=50372933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320479983.2U Expired - Fee Related CN203513976U (en) | 2013-08-07 | 2013-08-07 | Guide device for press pin in sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203513976U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652045A (en) * | 2015-02-09 | 2015-05-27 | 浙江乐江机械有限公司 | Sewing machine |
| CN105586725A (en) * | 2016-03-21 | 2016-05-18 | 曹卫明 | Sewing machine |
-
2013
- 2013-08-07 CN CN201320479983.2U patent/CN203513976U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652045A (en) * | 2015-02-09 | 2015-05-27 | 浙江乐江机械有限公司 | Sewing machine |
| CN105586725A (en) * | 2016-03-21 | 2016-05-18 | 曹卫明 | Sewing machine |
| CN105586725B (en) * | 2016-03-21 | 2018-06-01 | 曹卫明 | Sewing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20150807 |
|
| EXPY | Termination of patent right or utility model |