CN203923630U - Universal Sewing machines tangent mechanism - Google Patents
Universal Sewing machines tangent mechanism Download PDFInfo
- Publication number
- CN203923630U CN203923630U CN201420199673.XU CN201420199673U CN203923630U CN 203923630 U CN203923630 U CN 203923630U CN 201420199673 U CN201420199673 U CN 201420199673U CN 203923630 U CN203923630 U CN 203923630U
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- China
- Prior art keywords
- fixed head
- section
- movable blade
- blade fixed
- linkage section
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- Expired - Lifetime
Links
- 238000009958 sewing Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 title claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims abstract description 8
- 241000276425 Xiphophorus maculatus Species 0.000 claims abstract description 4
- 125000006850 spacer group Chemical group 0.000 description 7
- 230000006872 improvement Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000001217 buttock Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses a kind of universal Sewing machines tangent mechanism, comprise base plate, movable blade fixed head and dead knife fixed head, wherein, described movable blade fixed head is bar shaped platy structure, its afterbody offers swinging chute, and inner side, middle part is provided with U-shaped driver slot, in U-shaped driver slot front portion, is provided with stopper slot, at described movable blade fixed head leading section, form protruding tongue, on described movable blade fixed head leading section and protruding tongue, be provided with many group installing holes; Described dead knife fixed head comprises transmission section, construction section, described transmission section and inner side, linkage section intersection are formed with breach, the tail down of described linkage section is formed with anti-interference groove highlightedly, is provided with many group installing holes on described linkage section and construction section.Thread cutting device of the present utility model, has improved the versatility of each fixed head, by being arranged on dissimilar base plate, can be common to different types of machines.
Description
Technical field
The utility model relates to sewing machine line cutting device technical field, particularly relates to a kind of universal and Sewing machines tangent mechanism applicable to transformation different types of machines.
Background technology
In the process of sewing, often need to the buttock line on sewing be cut by thread cutting device, current most Sewing machines is all equipped with automatic tangent apparatus, as CN201678824U discloses a kind of sewing machine line cutting device, include cutterhead base plate, sliding rail, knife rest and swing arm, on described cutterhead base plate, be provided with a depressed part, in this depressed part, knife rest is installed, on described knife rest, be installed with sliding rail, on cutterhead base plate, be also installed with a spacer, this spacer is provided with spacer horizontal concrete chute, described knife rest end is provided with a spacer chute screw, this spacer chute screw is arranged in spacer horizontal concrete chute, and can move along spacer horizontal concrete chute, knife rest front end extension bit below is provided with a bracket, and bracket top front end is provided with jacking block, by adjusting jacking block position, can change the length that knife rest stretches out.In described depressed part, be also installed with one " V " shape spring, this spring one end is provided with spring snap fit, the other end with knife rest end close contact.
Although above-mentioned patent can be controlled the length trimming size of buttock line the end of a thread on sewing, but this thread cutting device can only be applicable to specific type, when old type is transformed, because differing of type, can not realize the general of thread cutting device, cause improvement cost to increase, be unfavorable for the transformation process of old equipment.
Utility model content
The purpose of this utility model is for the technological deficiency existing in prior art, and a kind of universal automatic stitching mechanism of sewing machine is provided.
For realizing the technical scheme that the purpose of this utility model adopts, be:
A universal Sewing machines tangent mechanism, comprises base plate, movable blade fixed head and dead knife fixed head,
Wherein, described movable blade fixed head is bar shaped platy structure, its afterbody offers swinging chute, inner side, middle part is provided with U-shaped driver slot, in U-shaped driver slot front portion, be provided with stopper slot, at described movable blade fixed head leading section, form protruding tongue, on described movable blade fixed head leading section and protruding tongue, be provided with many group installing holes;
Described dead knife fixed head comprises the construction section of transmission section, and to the inside vertically extending linkage section and with described linkage section inner vertical and forward end extension vertical with described transmission section leading section, described transmission section and inner side, linkage section intersection are formed with breach, the tail down of described linkage section is formed with anti-interference groove highlightedly, is provided with many group installing holes on described linkage section and construction section.
The outside of described movable blade fixed head is formed with the first spacing breach, and the front end of the first described spacing breach is facade, in the inner side of described dead knife fixed head and the first described spacing breach, is provided with accordingly spacing block set.
In the outside of described dead knife fixed head, be formed with the second spacing breach, the rear end of the second described spacing breach is facade, is fixedly installed the limited block corresponding with the second described spacing breach on described base plate.
Compared with prior art, the beneficial effects of the utility model are:
Thread cutting device of the present utility model, improved the versatility of each fixed head, by being arranged on dissimilar base plate, can be common to different types of machines, adopt slot type and the anti-interference mechanism of gap type, when can effectively guarantee normal mounting, miscellaneous part is not formed to impact, reduce improvement cost, gap type position-limit mechanism has been simplified the requirement to base plate simultaneously, can reduce Overall Reconstruction cost.
Accompanying drawing explanation
Figure 1 shows that dead knife fixed plate structure schematic diagram of the present utility model;
Figure 2 shows that movable blade fixed plate structure schematic diagram of the present utility model;
Figure 3 shows that an example structure schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As Figure 1-3, the universal Sewing machines tangent mechanism of the present embodiment comprises the base plate 5 that is provided with a plurality of installing holes and mates with type to be improved on it, and the movable blade fixed head 2 that can be subject to described wobble drive and slide along described base plate front and back, and the dead knife fixed head 3 that can be arranged on slidingly back and forth described movable blade fixed head one side, wherein, described movable blade fixed head is bar shaped platy structure, its afterbody offers swinging chute 21, inner side, middle part is provided with and the front dop of described swing arm front end can be contained to the U-shaped driver slot 22 in it, in described U-shaped driver slot 22 front portions, be provided with stopper slot 23, described swinging chute with in stopper slot, be respectively arranged with the caging bolt being fixedly connected with base plate, described swinging chute comprises axial part and the intilted rake of front end of rear end, the movable blade fixed head of the swinging chute section office in obtuse angle of two sections of connections has an action swinging when moved forward and backward by driving, can effectively avoid miscellaneous part, described stopper slot is in order to form and to control the whole stroke of movable blade fixed head.
For realizing the coupling to different type of machines, at described movable blade fixed head leading section, formed protruding tongue 24, on described movable blade fixed head leading section and protruding tongue, be provided with many group installing holes 25; The different installing hole of many groups gives the selection that different mainstream models is different, and installation site has also been expanded in the design of protruding tongue simultaneously.
Specifically, described dead knife fixed head afterbody is provided with spring 4, described spring 4 is undulating springs, its one end is fixedly connected with dead knife fixed head afterbody, the other end is fixedly connected with base plate, on spring in order to described dead knife fixed head is ejected forward, dead knife fixed head 3 comprises transmission section 31, arrange and to the inside vertically extending linkage section 32 and with described linkage section inner vertical arrange and the construction section 33 of forward end extension vertical with described driving end leading section, described driving end and inner side, linkage section intersection are formed with vee 34, the tail down of described linkage section is formed with anti-interference groove 35 highlightedly, on described linkage section and construction section, be provided with many group installing holes.Described transmission segment trailer is provided with the secondary swinging chute 37 corresponding with described swinging chute 22, to realize its swing, dodges action.Described anti-interference groove consists of the described vertical bending of link afterbody, and the design of anti-interference groove engages indentation can avoid dissimilar Sewing machines to form and interfere when miscellaneous part is installed, and versatility is provided.
Further, the outside of described movable blade fixed head is formed with the first spacing breach 26, the front end of the first described spacing breach is facade, in the inner side of described dead knife fixed head and the first described spacing breach, be provided with accordingly spacing block set 36, adopt the projection of external and the braking relation of the first spacing breach, framework simple in structure and easy to use is convenient, can when keeping dead knife fixed head and movable blade fixed head all to have the action of being fed forward, strengthen both connecting move controls.
Closer, for optimizing the mobile of dead knife fixed head, control, in the outside of described dead knife fixed head, be formed with the second spacing breach 38, the rear end of the second described spacing breach is facade, on described base plate, be fixedly installed the limited block 8 corresponding with the second described spacing breach, this position-limit mechanism is simple in structure, saves space, can effectively avoid miscellaneous part when general realizing thread cutting device, realize the generalization of parts.
The above is only preferred embodiment of the present utility model; it should be noted that; for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. a universal Sewing machines tangent mechanism, is characterized in that, comprises base plate, movable blade fixed head and dead knife fixed head,
Wherein, described movable blade fixed head is bar shaped platy structure, its afterbody offers swinging chute, inner side, middle part is provided with U-shaped driver slot, in U-shaped driver slot front portion, be provided with stopper slot, at described movable blade fixed head leading section, form protruding tongue, on described movable blade fixed head leading section and protruding tongue, be provided with many group installing holes;
Described dead knife fixed head comprises the construction section of transmission section, and to the inside vertically extending linkage section and with described linkage section inner vertical and forward end extension vertical with described transmission section leading section, described transmission section and inner side, linkage section intersection are formed with breach, the tail down of described linkage section is formed with anti-interference groove highlightedly, is provided with many group installing holes on described linkage section and construction section.
2. universal Sewing machines tangent mechanism as claimed in claim 1, it is characterized in that, the outside of described movable blade fixed head is formed with the first spacing breach, the front end of the first described spacing breach is facade, in the inner side of described dead knife fixed head and the first described spacing breach, is provided with accordingly spacing block set.
3. universal Sewing machines tangent mechanism as claimed in claim 2, it is characterized in that, in the outside of described dead knife fixed head, be formed with the second spacing breach, the rear end of the second described spacing breach is facade, is fixedly installed the limited block corresponding with the second described spacing breach on described base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420199673.XU CN203923630U (en) | 2014-04-22 | 2014-04-22 | Universal Sewing machines tangent mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420199673.XU CN203923630U (en) | 2014-04-22 | 2014-04-22 | Universal Sewing machines tangent mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203923630U true CN203923630U (en) | 2014-11-05 |
Family
ID=51819485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420199673.XU Expired - Lifetime CN203923630U (en) | 2014-04-22 | 2014-04-22 | Universal Sewing machines tangent mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203923630U (en) |
-
2014
- 2014-04-22 CN CN201420199673.XU patent/CN203923630U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |