CN201003098Y - Sewing machine - Google Patents
Sewing machine Download PDFInfo
- Publication number
- CN201003098Y CN201003098Y CNU2007200028801U CN200720002880U CN201003098Y CN 201003098 Y CN201003098 Y CN 201003098Y CN U2007200028801 U CNU2007200028801 U CN U2007200028801U CN 200720002880 U CN200720002880 U CN 200720002880U CN 201003098 Y CN201003098 Y CN 201003098Y
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- shank
- frame
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Abstract
The utility model discloses a sewing machine which comprises a driving mechanism and a plurality of operating mechanisms driven by the driving mechanism; wherein, the operating mechanisms and the driving mechanism are both arranged on the same machine frame. All operating mechanism are provided with needle bars which are arranged in a line along the direction of a main shaft, and the adjacent needle bars keep certain distances between each other. The amount of the operating mechanisms normally is two and the operation mechanisms comprise a thread toggling mechanism, a thread drawing mechanism and a thread feeding mechanism. The utility model adopts one driving mechanism to drive two or above two operating mechanisms to work at the same time so as to realize the simultaneous sewing operation of a plurality of products. And through arranging a plurality of needle positions on a needle clamping device, each product can be sew with a plurality of threads at one time with the producing efficiency greatly improved.
Description
Technical field
The utility model relates to a kind of sewing machine.
Technical background
China's 95246295.1 utility model patents disclose the electronic desk-top Sewing machines of a kind of double line, this Sewing machines comprises transmission mechanism and the operating mechanism that is driven by transmission mechanism, described operating mechanism is provided with shank, described shank is provided with the folder needle device, described folder needle device is provided with two pin positions, therefore two pin work of clamping simultaneously once just can make two lines, and production efficiency is significantly improved.Adopt identical operation principle, the spininess shank and the corresponding supporting structure of four pins or other quantity also can be set, carry out making of many lines simultaneously by an operating mechanism.But,, make when can not realize a plurality of product, so production efficiency is according to being subjected to certain restriction because many lines of this Sewing machines are to make side by side on same product.
The utility model content
For overcoming the above-mentioned defective of prior art, the utility model provides a kind of Sewing machines, and this Sewing machines can be realized making of a plurality of products simultaneously.
The utility model realizes that the technical scheme of above-mentioned purpose is: a kind of Sewing machines, comprise transmission mechanism and first operating mechanism that drives by transmission mechanism, also comprise other one or more operating mechanisms that drive by transmission mechanism, described first operating mechanism, other operating mechanisms and the described transmission mechanism that remove first operating mechanism are installed on the same frame, and described each operating mechanism is equipped with shank.
The beneficial effects of the utility model are: adopt same transmission mechanism to drive two or more operating mechanisms and work simultaneously, make when having realized a plurality of product, and by a plurality of pins position is set on needle holder, on each product, can also once make many lines, greatly improve production efficiency thus.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Referring to Fig. 1, the Sewing machines that the utility model provides comprises transmission mechanism and first operating mechanism that is driven by transmission mechanism, also comprise other one or more operating mechanisms that drive by transmission mechanism, described first operating mechanism, other operating mechanisms and the described transmission mechanism that remove first operating mechanism are installed on the same frame 4, and described each operating mechanism is equipped with shank 7,8.
Except that described shank, described each operating mechanism mainly also comprises thread take-up mechanism, string-hooking mechanism and the feed mechanism of this operating mechanism.
Described each shank is equipped with folder needle device 9,10, and the described needle device that respectively presss from both sides is equipped with one or more pins position.
Described pin bit quantity of respectively pressing from both sides on the needle device should be provided with as required.For example, when only carrying out single line when making, a pin position can only be set, so that simplify overall structure as much as possible; When the needs two-wire is made, two pin positions can be set; During multi-thread making more than needs carry out two lines, a plurality of pins position of respective numbers then can be set, for example, for nylon zipper, the every side of slide fastener need be made two lines, and both sides need to make four lines altogether, therefore on a folder needle device four pin positions can be set, load onto four pins, once just whole slide fastener can be made.Sharp 11 is installed on the pin position of folder needle device during use, and sewing threads 2 are through respectively on pin and the shuttle (or rotating shuttle).
When the folder needle device is provided with a plurality of pins position, Sewing machines all needs to adopt corresponding structure about other parts (for example thread take-up mechanism and string-hooking mechanism), works simultaneously to adapt to spininess, for example, when the pin position on each folder needle device was 4, the cable-through hole quantity on each thread take-up tension lever also should be 4.Thread take-up mechanism that these adaptation spininess are worked simultaneously and string-hooking mechanism etc. all can adopt prior art.
Described transmission mechanism can comprise main shaft 1 and last power transmission shaft 3, can adopt synchronous belt drive mechanism or chain-drive mechanism to connect between described main shaft and the last power transmission shaft, with the gearratio that is maintained fixed, guarantees the co-operating of Sewing machines each several part.Described main shaft outer end can extend to outside the frame and be provided with belt wheel, connects motor or other power sources by tape handler.
Described each shank flexibly connects with described frame by the slide opening at place separately respectively, and is fixedly connected by connecting rod between each shank, realizes the same up and down moved further of each shank thus, and as long as the shank of first operating mechanism connection power.
The shank of described first operating mechanism is in transmission connection with the described power transmission shaft of going up by slider-crank mechanism, the crank of described slider-crank mechanism is hinged with the shank of first operating mechanism, the shank that drives first operating mechanism moves up and down, and at this moment can regard the shank of first operating mechanism as in the slider-crank mechanism slide block.
Described each shank all leaves certain distance along major axes orientation and column distribution between adjacent each shank, so that operation.
The feed mechanism of described each operating mechanism is installed on the frame of lower parts of needle separately, to realize feeding separately.
Described each feed mechanism all can adopt prior art, and the same section of each feed mechanism can adopt the connected mode under the prior art to connect each feed mechanism respectively at the different parts of main shaft all along major axes orientation and column distribution thus.
Described each feed mechanism all can mainly comprise cloth-pressing device 14,12 and draw the material pair roller, described each cloth-pressing device 14,12 includes the compress base and by being bolted to the presser foot on the compress base, leave the gap of passing through for cloth between described compress base and the presser foot, and the location to cloth is realized in this gap, can be provided with the positioning runner of the each several part position that limits cloth on the described compress base, so that limit the relative position of the each several part cloth of being made, realize the integral body of each several part cloth is made.The described material pair roller that draws is installed on the frame of described cloth-pressing device back, and the cloth presser that will be made during work is pulled through described cloth-pressing device by friction with cloth constantly between two rollers.
The thread take-up tension lever 5,6 of described each thread take-up mechanism all can be installed in the side of described frame, fixedly connected between each thread take-up tension lever, and it is hinged by same take-up power transmission shaft and described frame, described take-up power transmission shaft connects the described power transmission shaft of going up by crank-rocker mechanism, the rotation of last power transmission shaft is become swing, realize the swing take-up action of each thread take-up tension lever thus.
Described each string-hooking mechanism mainly comprises shuttle 15,13 and cord grip, described each shuttle is installed in the below of corresponding described cloth-pressing device, described cord grip generally can be installed in the frame groove that is positioned at the cloth-pressing device next door, and each cord grip is along major axes orientation and column distribution.Because the same section of each string-hooking mechanism can adopt the connected mode under the prior art to connect each string-hooking mechanism respectively at the different parts of main shaft along major axes orientation and column distribution.
Limited and excessive based on people's work capacity for fear of machine volume, normally two of the quantity of described operating mechanism, i.e. first operating mechanism and second operating mechanism, but according to automation degree of equipment different and product to make difficulty different, also can adopt plural operating mechanism, make when realizing two above products.
Be understandable that the structure of each part relevant with the pin number and part combination all should adapt with the pin bit quantity on the needle holder on this Sewing machines.For example, when the pin position on each folder needle device was 4, the cable-through hole quantity on each thread take-up tension lever also should be 4, and this matching way can adopt prior art.
Claims (10)
1. Sewing machines, comprise transmission mechanism and first operating mechanism that drives by transmission mechanism, it is characterized in that also comprising other one or more operating mechanisms that drive by transmission mechanism, described first operating mechanism, other operating mechanisms and the described transmission mechanism that remove first operating mechanism are installed on the same frame, and described each operating mechanism is equipped with shank.
2. Sewing machines as claimed in claim 1, the slide opening at place flexibly connects with described frame to it is characterized in that passing through separately by described each shank respectively, between each shank along major axes orientation and column distribution, and it is fixedly connected by connecting rod, all leave certain distance between adjacent each shank, the shank of described first operating mechanism is in transmission connection with the described power transmission shaft of going up by slider-crank mechanism.
3. Sewing machines as claimed in claim 2, it is characterized in that described each operating mechanism also comprises the thread take-up mechanism of this operating mechanism, string-hooking mechanism and feed mechanism, described each shank is equipped with the folder needle device, the described needle device that respectively presss from both sides all is provided with one or more pins position, and the quantity of described operating mechanism is two.
4. Sewing machines as claimed in claim 3 is characterized in that the different parts of described main shaft adopts identical connected mode to connect described each feed mechanism and described each string-hooking mechanism respectively.
5. as claim 1,2,3 or 4 described Sewing machiness, it is characterized in that described transmission mechanism comprises main shaft and last power transmission shaft, adopt synchronous belt drive mechanism or chain-drive mechanism to connect between described main shaft and the last power transmission shaft, described main shaft outer end extends to outside the frame and is provided with belt wheel, connects motor or other power sources by tape handler.
6. as claim 3 or 4 described Sewing machiness, the feed mechanism that it is characterized in that described each operating mechanism is installed on the frame of lower parts of needle separately.
7. Sewing machines as claimed in claim 6, it is characterized in that described each feed mechanism all mainly comprises cloth-pressing device and draws the material pair roller, described cloth-pressing device comprises the compress base and by being bolted to the presser foot on the compress base, leave the gap of passing through for cloth between described compress base and the presser foot, the described material pair roller that draws is installed on the frame of described cloth-pressing device back.
8. Sewing machines as claimed in claim 7 is characterized in that described compress base is provided with the positioning runner of the each several part position that limits cloth.
9. as claim 3 or 4 described Sewing machiness, it is characterized in that the thread take-up tension lever of described each thread take-up mechanism is installed in the side of described frame, fixedly connected between each thread take-up tension lever, and hinged by same take-up power transmission shaft and described frame, described take-up power transmission shaft connects the described power transmission shaft of going up by crank-rocker mechanism.
10. as claim 3 or 4 described Sewing machiness, it is characterized in that described each string-hooking mechanism mainly comprises shuttle and cord grip, described shuttle is installed in the below of described cloth-pressing device, described cord grip is installed in the frame groove that is positioned at the cloth-pressing device next door, and each cord grip is along major axes orientation and column distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200028801U CN201003098Y (en) | 2007-01-30 | 2007-01-30 | Sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200028801U CN201003098Y (en) | 2007-01-30 | 2007-01-30 | Sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201003098Y true CN201003098Y (en) | 2008-01-09 |
Family
ID=39038636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200028801U Expired - Fee Related CN201003098Y (en) | 2007-01-30 | 2007-01-30 | Sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201003098Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105821595A (en) * | 2016-05-22 | 2016-08-03 | 贵州大学 | Manual thread feeding mechanism |
-
2007
- 2007-01-30 CN CNU2007200028801U patent/CN201003098Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105821595A (en) * | 2016-05-22 | 2016-08-03 | 贵州大学 | Manual thread feeding mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080109 Termination date: 20110130 |