CN213896275U - Swing mechanism for multi-needle sewing machine - Google Patents
Swing mechanism for multi-needle sewing machine Download PDFInfo
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- CN213896275U CN213896275U CN202022707769.0U CN202022707769U CN213896275U CN 213896275 U CN213896275 U CN 213896275U CN 202022707769 U CN202022707769 U CN 202022707769U CN 213896275 U CN213896275 U CN 213896275U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 238000009958 sewing Methods 0.000 title claims abstract description 21
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 239000004753 textile Substances 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of textile machinery, concretely relates to swing mechanism for multi-needle sewing machine. The swinging mechanism for the multi-needle diffraction sewing machine comprises a rotating shaft, a plurality of needle row swinging assemblies, a plurality of pressure plate swinging assemblies, a needle row, a pressure plate, a bottom plate and a needle; the rotating shaft comprises a faller gill swing shaft and a pressing plate swing shaft which are parallel to each other; the faller gill swing component comprises a faller gill swing crank, a faller gill swing piece, a fixing piece and a rocker; the pressing plate driving assembly comprises a pressing plate swinging crank, a pressing plate swinging piece and a driven crank; the pressing plate swinging shaft drives the pressing plate swinging assembly to swing so as to control the pressing plate to move, and the needle bar swinging shaft drives the needle bar swinging assembly to swing so as to enable the machine needle to sew a product. The utility model relates to a swing mechanism for multi-needle sewing machine solves among the prior art clamp plate and gives the product to compress tightly the time not long, and the work of faller gill oscillating piece is unstable, makes the not high problem of product quality of making up.
Description
Technical Field
The utility model relates to the technical field of textile machinery, concretely relates to swing mechanism for multi-needle sewing machine.
Background
From a transmission single-needle sewing machine to the existing multi-needle sewing machine, the biggest difference is in the improvement of the working efficiency, the multi-needle sewing machine is provided with a needle row, and a plurality of machine needles are arranged on the needle row, so that the quick sewing action can be realized; the needle and pressing plate swinging mechanisms of the multi-needle quilting machine mostly respectively drive two sets of crank link mechanisms through the rotation of a main shaft to bring the machine needle and the pressing plate to do reciprocating swinging so as to sew clothes or patterns.
Above-mentioned can know that the transmission of prior art needle and clamp plate is synchronous for the presser foot does not give the sufficient time that compresses tightly of product, and the swing mechanism precision requirement of eedle is high, and current needle swing subassembly adopts on two pivots to design needle swing crank and driven crank respectively to control the faller gill oscillating piece and accomplish swing work, and the back and forth swing of pivot influences driven crank's work easily, leads to faller gill oscillating piece work unstability, makes and makes the product quality not high. Therefore, the swing mechanism for the multi-needle diffraction sewing machine is provided to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a swing mechanism for multi-needle sewing machine aims at solving prior art intermediate pressure board and gives the product and compress tightly the time not long, and the swing back and forth of pivot influences driven crank work, leads to row of needles swing piece work unstability, makes the problem of making up product quality not high.
In order to achieve the above object, the present invention provides a swing mechanism for a multi-needle sewing machine, which comprises a rotating shaft, a plurality of needle row swing assemblies uniformly distributed on the rotating shaft, a plurality of pressing plate swing assemblies uniformly distributed on the rotating shaft, a needle row, a pressing plate, a bottom plate and a needle; wherein:
the rotating shaft comprises a faller gill swing shaft and a pressing plate swing shaft which are parallel to each other, and the faller gill swing shaft is arranged above the pressing plate swing shaft;
the faller gill swing component comprises a faller gill swing crank, a faller gill swing piece, a fixing piece and a rocker; the faller gill swing crank is fixedly connected to the faller gill swing shaft; the fixing piece is fixedly arranged below the rear side of the faller gill swing shaft; the rocker is arranged on the fixing piece and is rotationally connected with the fixing piece; the needle row swinging piece is arranged on the front side of the needle row swinging shaft, the top end of the needle row swinging piece is rotationally connected with the moving end of the needle row swinging crank, and the middle part of the needle row swinging piece is rotationally connected with the moving end of the rocker; the bottom end of the faller gill swing piece is provided with a connecting end;
the pressing plate driving assembly comprises a pressing plate swinging crank, a pressing plate swinging piece and a driven crank; the pressure plate swinging crank is fixedly connected to the pressure plate swinging shaft; the driven crank is rotationally connected to the faller gill swing shaft; the pressing plate swinging piece is arranged on the front side of the pressing plate swinging shaft, the top end of the pressing plate swinging piece is rotationally connected with the moving end of the driven crank, and the middle part of the pressing plate swinging piece is rotationally connected with the moving end of the pressing plate swinging crank;
the needle bank is arranged at the bottom end of the needle bank swinging piece and is fixedly connected with the plurality of connecting ends; a plurality of machine needle mounting holes are formed in the needle row, and the machine needles are fixedly connected in the machine needle mounting holes; the pressing plate is arranged at the bottom end of the pressing plate swinging piece and is fixedly connected with the bottom ends of the pressing plate swinging pieces; a plurality of machine needle holes corresponding to the positions of the machine needles are formed in the pressing plate; the bottom plate is arranged below the pressing plate, and a plurality of bottom plate machine pinholes corresponding to the positions of the machine pinholes are formed in the bottom plate.
More specifically, the number of the faller gill swing assemblies and the number of the pressing plate swing assemblies are eight.
More specifically, every faller gill oscillating piece bottom is equipped with three the link, the faller gill be equipped with three and all with faller gill oscillating axle is parallel, three the faller gill respectively with eight on the faller gill oscillating piece corresponding link fixed connection.
More specifically, the pressure plate swinging piece is designed to be inverted Y-shaped, the bottom end of the pressure plate swinging piece is fixedly connected with a fixed block, and the pressure plate swinging piece is fixedly connected with the pressure plate through the fixed block.
The utility model relates to a swing mechanism for multi-needle sewing machine, which has the technical effects that:
1. the presser foot pressing time is sufficient; the needle swing and the pressing plate swing are respectively controlled by controlling the needle row swing shaft and the pressing plate swing shaft through separate transmission of the two rotating shafts, namely the pressing plate is controlled to give sufficient pressing time to the product.
2. The structure is stable; the fixing piece is arranged outside the rotating shaft, the rocker is arranged on the fixing piece, and the design that the rocker is connected to the faller gill swinging piece replaces the design that the driven crank is connected to the rotating shaft, so that the faller gill swinging piece cannot be affected by the high-speed rotation of the rotating shaft to shake, and the stability of the faller gill swinging piece is improved.
Drawings
FIG. 1 is a schematic view of a swing mechanism for a multi-needle sewing machine according to the present invention;
FIG. 2 is a partial schematic view of the embodiment of FIG. 1;
FIG. 3 is a left side view of a needle bed swing member of the swing mechanism for a multiple needle sewing machine according to the present invention;
the reference numerals include:
1-a rotating shaft; 2-the faller gill swing assembly; 3-a platen swing assembly; 4, arranging needles;
5, pressing a plate; 6-a bottom plate; 7, sewing;
101-faller gill oscillating shaft; 102-platen swing axis;
201-faller gill oscillating crank; 202-faller gill oscillating piece; 203, a fixing piece; 204-rocker;
205-a connection end;
301-platen swing crank; 302-platen oscillating member; 303-driven crank; 304-fixed block;
401-needle mounting hole; 501, a machine pinhole; 601-pinhole of bottom plate machine;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Furthermore, in the description of the embodiments of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 3, a swing mechanism for a multi-needle sewing machine of the present invention includes a rotating shaft 1, eight needle row swing assemblies 2 uniformly distributed on the rotating shaft, eight pressing plate swing assemblies 3 uniformly distributed on the rotating shaft, a needle row 4, a pressing plate 5, a bottom plate 6 and needles 7; wherein:
the rotating shaft 1 comprises a needle row swinging shaft 101 and a pressing plate swinging shaft 102 which are parallel to each other, and the needle row swinging shaft 101 is arranged above the pressing plate swinging shaft 102; the faller gill swing shaft 101 is used for driving the faller gill swing assembly 2 to work, and the pressing plate swing shaft 102 is used for driving the pressing plate swing assembly 3 to work.
The faller gill swing component 2 comprises a faller gill swing crank 201, a faller gill swing piece 202, a fixing piece 203 and a rocker 204; the faller gill swing crank 201 is fixedly connected with a faller gill swing shaft 202; the fixing piece 203 is fixedly arranged below the rear side of the faller gill swing shaft 101; the rocker 204 is arranged on the fixing piece 203 and is rotationally connected with the fixing piece 203; the needle row swinging piece 202 is arranged on the front side of the needle row swinging shaft 101, the top end of the needle row swinging piece is rotationally connected with the moving end of the needle row swinging crank 201, and the middle part of the needle row swinging piece is rotationally connected with the moving end of the rocker 204; the bottom end of the faller gill swing piece 202 is provided with three connecting ends 205; the swinging process of the faller gill swinging piece 202 is more stable by the external fixing piece 203, thereby improving the sewing precision.
The pressing plate driving component 3 comprises a pressing plate swinging crank 301, a pressing plate swinging piece 302 and a driven crank 303; the pressure plate swinging crank 301 is fixedly connected to the pressure plate swinging shaft 102; the driven crank 303 is rotationally connected to the needle bank swinging shaft 101; the pressing plate swinging piece 302 is in an inverted Y shape and is arranged on the front side of the pressing plate swinging shaft 102, the top end of the pressing plate swinging piece 302 is rotatably connected with the moving end of the driven crank 303, the middle part of the pressing plate swinging piece 302 is rotatably connected with the moving end of the pressing plate swinging crank 301, the bottom end of the pressing plate swinging piece 302 is fixedly connected with the fixing block 304, and the pressing plate 5 can be fixed more stably through the fixing block 304.
The needle row 4 is provided with three needle rows which are parallel to the needle row swinging shaft 101, arranged at the bottom ends of the needle row swinging pieces 202 and fixedly connected with corresponding connecting ends 205 on the eight needle row swinging pieces 202 respectively; eight machine needle mounting holes 401 are formed in the needle row 4, the machine needle 7 is fixedly connected in the machine needle mounting holes 401, and the swing of the machine needle 7 is controlled by the needle row swing piece 202 to sew a product; the pressing plate 5 is arranged at the bottom end of the pressing plate swinging piece 302 and is fixedly connected with the fixed blocks 304 at the bottom ends of the eight pressing plate swinging pieces 302, and the pressing plate swinging piece 302 is used for controlling the pressing plate 5 to swing to provide pressing force for a product; eight machine needle holes 501 corresponding to the positions of the machine needles 7 are formed in the pressing plate 5; the bottom plate 6 is disposed below the pressing plate 5, and a plurality of bottom plate needle holes 601 corresponding to the positions of the needle holes 501 are formed in the bottom plate 6.
The utility model discloses a working process does:
the pressing plate swinging shaft 102 rotates in the forward direction (the arrow direction shown in fig. 2 is positive), and the pressing plate swinging crank 301 drives the pressing plate swinging piece 302 to do pressing motion, namely the pressing force is generated on the product by the pressing plate 5; after the product is pressed by the pressing plate 5, the faller gill swinging shaft 101 rotates in the positive direction, the faller gill swinging crank 201 drives the faller gill swinging piece 202 to press downwards, namely the faller gill 4 drives the needle 7 to descend to penetrate through the needle hole 501 and the bottom plate needle hole 601 to sew the product; after the product sewing is finished, the needle row swinging shaft 101 rotates reversely to lift the needle 7, and the pressing plate swinging shaft 102 rotates reversely to lift the pressing plate, so that the pressing time of the pressing plate 5 is sufficient.
The utility model relates to a many needles spread seam machine's branch strip machine mechanism through reasonable structure setting, has solved prior art medium pressure board and has given the product to compress tightly the time not long, and the swing back and forth of pivot influences driven crank work, leads to faller gill swing piece work unstability, makes the not high problem of product quality of making up.
The above description is only for the preferred embodiment of the present invention, and the structure is not limited to the above-mentioned shape, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a swing mechanism for multi-needle sewing machine which characterized in that: the needle bar pressing mechanism comprises a rotating shaft, a plurality of needle bar swinging assemblies uniformly distributed on the rotating shaft, a plurality of pressing plate swinging assemblies uniformly distributed on the rotating shaft, a needle bar, a pressing plate, a bottom plate and a needle; wherein:
the rotating shaft comprises a faller gill swing shaft and a pressing plate swing shaft which are parallel to each other, and the faller gill swing shaft is arranged above the pressing plate swing shaft;
the faller gill swing component comprises a faller gill swing crank, a faller gill swing piece, a fixing piece and a rocker; the faller gill swing crank is fixedly connected to the faller gill swing shaft; the fixing piece is fixedly arranged below the rear side of the faller gill swing shaft; the rocker is arranged on the fixing piece and is rotationally connected with the fixing piece; the needle row swinging piece is arranged on the front side of the needle row swinging shaft, the top end of the needle row swinging piece is rotationally connected with the moving end of the needle row swinging crank, and the middle part of the needle row swinging piece is rotationally connected with the moving end of the rocker; the bottom end of the faller gill swing piece is provided with a connecting end;
the pressing plate driving assembly comprises a pressing plate swinging crank, a pressing plate swinging piece and a driven crank; the pressure plate swinging crank is fixedly connected to the pressure plate swinging shaft; the driven crank is rotationally connected to the faller gill swing shaft; the pressing plate swinging piece is arranged on the front side of the pressing plate swinging shaft, the top end of the pressing plate swinging piece is rotationally connected with the moving end of the driven crank, and the middle part of the pressing plate swinging piece is rotationally connected with the moving end of the pressing plate swinging crank;
the needle bank is arranged at the bottom end of the needle bank swinging piece and is fixedly connected with the plurality of connecting ends; a plurality of machine needle mounting holes are formed in the needle row, and the machine needles are fixedly connected in the machine needle mounting holes; the pressing plate is arranged at the bottom end of the pressing plate swinging piece and is fixedly connected with the bottom ends of the pressing plate swinging pieces; a plurality of machine needle holes corresponding to the positions of the machine needles are formed in the pressing plate; the bottom plate is arranged below the pressing plate, and a plurality of bottom plate machine pinholes corresponding to the positions of the machine pinholes are formed in the bottom plate.
2. The oscillating mechanism of claim 1, further comprising: the needle row swinging assembly and the pressing plate swinging assembly are eight.
3. The oscillating mechanism of claim 2, further comprising: each needle row swinging piece bottom is equipped with three the link, the needle row be equipped with three and all with the needle row oscillating axle is parallel, three the needle row respectively with eight on the needle row swinging piece corresponding the link fixed connection.
4. The oscillating mechanism of claim 1, further comprising: the pressing plate swinging piece is of an inverted Y shape, the bottom end of the pressing plate swinging piece is fixedly connected with a fixed block, and the pressing plate swinging piece is fixedly connected with the pressing plate through the fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022707769.0U CN213896275U (en) | 2020-11-20 | 2020-11-20 | Swing mechanism for multi-needle sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022707769.0U CN213896275U (en) | 2020-11-20 | 2020-11-20 | Swing mechanism for multi-needle sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213896275U true CN213896275U (en) | 2021-08-06 |
Family
ID=77120972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022707769.0U Active CN213896275U (en) | 2020-11-20 | 2020-11-20 | Swing mechanism for multi-needle sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213896275U (en) |
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2020
- 2020-11-20 CN CN202022707769.0U patent/CN213896275U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 528518 No. 52 Baoying Road, Mingcheng Town, Gaoming District, Foshan City, Guangdong Province (Residence application) Patentee after: FOSHAN CITY KEHUA SMART QUILTING EQUIPMENT CO.,LTD. Address before: 528518 workshop 1, No.705, south side of Gaoming Avenue, Mingcheng Town, Gaoming District, Foshan City, Guangdong Province Patentee before: FOSHAN CITY KEHUA SMART QUILTING EQUIPMENT CO.,LTD. |