CN211112592U - Take-up lever assembly - Google Patents
Take-up lever assembly Download PDFInfo
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- CN211112592U CN211112592U CN201921154981.XU CN201921154981U CN211112592U CN 211112592 U CN211112592 U CN 211112592U CN 201921154981 U CN201921154981 U CN 201921154981U CN 211112592 U CN211112592 U CN 211112592U
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- take
- fixing
- lever assembly
- connecting piece
- round hole
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Abstract
The utility model relates to the technical field of sewing machine parts, in particular to a take-up lever assembly, which comprises a first fixing part, wherein the bottom of the first fixing part is provided with a second fixing part, the inside of the second fixing part is provided with a fixed shaft pin, the right side of the first fixing part is welded with a support frame, the inside of the support frame is provided with a through hole, the right side of the support frame is welded with a first connecting piece, the inside of the first connecting piece is provided with a first round hole, the bottom of the support frame is welded with a second connecting piece, the inside of the second connecting piece is provided with a second round hole, and the back of the second connecting piece is rotatably connected with a connecting; the utility model discloses an adopt reasonable combination collocation, make up the application with less structure, make the structure of take-up lever subassembly simpler, make things convenient for the staff to use the take-up lever subassembly to reduce the quantity at lubricated position, and still reduced the manufacturing cost and the use cost of take-up lever subassembly.
Description
Technical Field
The utility model relates to a sewing machine part technical field specifically is a take-up lever subassembly.
Background
The take-up lever assembly is a component in a sewing machine and mainly comprises a take-up lever, a take-up connecting rod and a needle rod connecting rod, the take-up lever is connected with the needle rod connecting rod through a crank, the take-up lever assembly is used for controlling the take-up lever to supply and recover a proper amount of upper thread in each working cycle of a stitch forming process, stitches formed by the upper thread and a bottom thread are tightened, a thread consumption required by one stitch is drawn out from a thread pipe, and a distance between two limits of a threading hole in the take-up lever in one cycle of movement is reserved.
Most of the existing take-up lever assemblies adopt more crank structures, have more parts, are inconvenient to use and have more parts needing lubrication, and therefore a take-up lever assembly 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 take-up lever subassembly possesses simple structure, facilitates the use and needs the lubricated less advantage in position, has solved the more, inconvenient use of current jumper bar subassembly spare part and needs the lubricated more problem in position.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take-up lever subassembly, includes first mounting, the bottom of first mounting is equipped with the second mounting, the inside of second mounting is equipped with the dead axle round pin, the right side welding of first mounting has the support frame, the through-hole has been seted up to the inside of support frame, the right side welding of support frame has first connecting piece, first round hole has been seted up to the inside of first connecting piece, the bottom welding of support frame has the second connecting piece, the second round hole has been seted up to the inside of second connecting piece, the dorsal rotation of second connecting piece is connected with the connecting plate, the bottom welding of connecting plate has the connecting rod, the left side welding of connecting rod has the retainer plate, the inside threaded connection of retainer plate has the bolt.
Preferably, the first fixing part is internally and threadedly connected with a first bolt, and the back of the first bolt is threadedly connected with the inside of the fixing shaft pin.
Preferably, the second fixing part is internally and threadedly connected with a second bolt, and the back of the second bolt is threadedly connected with the inside of the fixing shaft pin.
Preferably, the through hole is located above the second round hole, and the area of the first round hole is smaller than that of the second round hole.
Preferably, the inside of retainer plate is equipped with the spacing groove, the shape of spacing groove is circular.
Preferably, the left side of connecting plate has first fixed plate through screw thread connection, the left side welding of first fixed plate has the bracing piece, the left side welding of bracing piece has the second fixed plate, the fixed orifices has been seted up on the surface of second fixed plate.
Preferably, the number of the fixing holes is two, and the fixing holes are threads.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses an adopt reasonable combination collocation, make up the application with less structure, make the structure of take-up lever subassembly simpler, make things convenient for the staff to use the take-up lever subassembly to reduce the quantity at lubricated position, and still reduced the manufacturing cost and the use cost of take-up lever subassembly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a partial enlarged view of the point B in fig. 1 according to the present invention.
In the figure: 1. a first fixing member; 2. a second fixing member; 3. fixing the shaft pin; 4. a support frame; 5. a through hole; 6. a first connecting member; 7. a first circular hole; 8. a second connecting member; 9. a second circular hole; 10. a connecting plate; 11. a connecting rod; 12. a stationary ring; 13. a bolt; 14. a first latch; 15. a second bolt; 16. a limiting groove; 17. a first fixing plate; 18. a support bar; 19. a second fixing plate; 20. and (7) fixing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a thread take-up lever assembly includes a first fixing member 1, a second fixing member 2 is disposed at the bottom of the first fixing member 1, a fixing shaft pin 3 is disposed inside the second fixing member 2, a support frame 4 is welded at the right side of the first fixing member 1, a through hole 5 is formed inside the support frame 4, a first connecting member 6 is welded at the right side of the support frame 4, a first circular hole 7 is formed inside the first connecting member 6, a second connecting member 8 is welded at the bottom of the support frame 4, a second circular hole 9 is formed inside the second connecting member 8, a connecting plate 10 is rotatably connected at the back of the second connecting member 8, a connecting rod 11 is welded at the bottom of the connecting plate 10, a fixing ring 12 is welded at the left side of the connecting rod 11, a bolt 13 is connected at the inner thread of the fixing ring 12, and a small number of structures are combined and used by adopting reasonable, make things convenient for the staff to use the take-up lever subassembly to reduce the quantity at lubricated position, and still reduced the manufacturing cost and the use cost of take-up lever subassembly.
In this embodiment, the first bolt 14 is connected to the internal thread of the first fixing element 1, and the back of the first bolt 14 is connected to the internal thread of the fixing shaft pin 3, so that the first fixing element 1 and the fixing shaft pin 3 can be conveniently connected and fixed.
In this embodiment, the second bolt 15 is connected to the internal thread of the second fixing element 2, and the back of the second bolt 15 is connected to the internal thread of the fixing shaft pin 3, so that the second fixing element 2 and the fixing shaft pin 3 can be conveniently connected and fixed.
In this embodiment, the through hole 5 is located above the second round hole 9, and the area of the first round hole 7 is smaller than the area of the second round hole 9, so that the workers can know the positions conveniently, and distinguish the first round hole 7 from the second round hole 9.
In this embodiment, the inside of retainer plate 12 is equipped with spacing groove 16, and the shape of spacing groove 16 is circular, through the use of spacing groove 16, makes things convenient for take-up lever subassembly and corresponding structure to carry out spacing fixed combination.
In this embodiment, there is first fixed plate 17 on the left side of connecting plate 10 through screw thread connection, and the left side welding of first fixed plate 17 has bracing piece 18, and the left side welding of bracing piece 18 has second fixed plate 19, and fixed orifices 20 have been seted up on the surface of second fixed plate 19, uses through the cooperation of first fixed plate 17, bracing piece 18 and second fixed plate 19 and fixed orifices 20, can carry out effectual support and fixed to the take-up lever subassembly.
In this embodiment, the number of the fixing holes 20 is two, and the fixing holes 20 are threads, so that the take-up lever assembly can be conveniently fixed and released.
During the use, be connected fixedly with fixed pivot 3 and first mounting 1 and second mounting 2, with the connection structure that corresponds in first round hole 7 and the second round hole 9 fixed connection afterwards, loosen bolt 13 afterwards, place corresponding structure in spacing groove 16 to bolt 13 screws, carry out threaded connection with other fixed parts with second fixed plate 19 at last and fix, carry out certain spacing support to the take-up lever subassembly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A take-up lever assembly comprising a first fixing member (1), characterized in that: a second fixing piece (2) is arranged at the bottom of the first fixing piece (1), a fixing shaft pin (3) is arranged in the second fixing piece (2), a supporting frame (4) is welded at the right side of the first fixing piece (1), a through hole (5) is arranged inside the supporting frame (4), a first connecting piece (6) is welded on the right side of the supporting frame (4), a first round hole (7) is arranged inside the first connecting piece (6), a second connecting piece (8) is welded at the bottom of the supporting frame (4), a second round hole (9) is arranged inside the second connecting piece (8), the back of the second connecting piece (8) is rotationally connected with a connecting plate (10), the bottom welding of connecting plate (10) has connecting rod (11), the left side welding of connecting rod (11) has retainer plate (12), the internal thread connection of retainer plate (12) has bolt (13).
2. The thread take-up lever assembly according to claim 1, wherein: the inner thread of the first fixing piece (1) is connected with a first bolt (14), and the back of the first bolt (14) is connected with the inner thread of the fixing shaft pin (3).
3. The thread take-up lever assembly according to claim 1, wherein: the inner thread of the second fixing piece (2) is connected with a second bolt (15), and the back of the second bolt (15) is connected with the inner thread of the fixing shaft pin (3).
4. The thread take-up lever assembly according to claim 1, wherein: the through hole (5) is positioned above the second round hole (9), and the area of the first round hole (7) is smaller than that of the second round hole (9).
5. The thread take-up lever assembly according to claim 1, wherein: the inside of retainer plate (12) is equipped with spacing groove (16), the shape of spacing groove (16) is circular.
6. The thread take-up lever assembly according to claim 1, wherein: the left side of connecting plate (10) has first fixed plate (17) through screw thread connection, the left side welding of first fixed plate (17) has bracing piece (18), the left side welding of bracing piece (18) has second fixed plate (19), fixed orifices (20) have been seted up on the surface of second fixed plate (19).
7. The thread take-up lever assembly as claimed in claim 6, wherein: the number of the fixing holes (20) is two, and the fixing holes (20) are threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154981.XU CN211112592U (en) | 2019-07-23 | 2019-07-23 | Take-up lever assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154981.XU CN211112592U (en) | 2019-07-23 | 2019-07-23 | Take-up lever assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211112592U true CN211112592U (en) | 2020-07-28 |
Family
ID=71693014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921154981.XU Active CN211112592U (en) | 2019-07-23 | 2019-07-23 | Take-up lever assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211112592U (en) |
-
2019
- 2019-07-23 CN CN201921154981.XU patent/CN211112592U/en active Active
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