CN214032930U - Protective clothing production is with sewing machine thread trimming mechanism - Google Patents
Protective clothing production is with sewing machine thread trimming mechanism Download PDFInfo
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- CN214032930U CN214032930U CN202022289404.0U CN202022289404U CN214032930U CN 214032930 U CN214032930 U CN 214032930U CN 202022289404 U CN202022289404 U CN 202022289404U CN 214032930 U CN214032930 U CN 214032930U
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- negative pressure
- sewing machine
- protective clothing
- sewing
- belt pulley
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Abstract
The utility model provides a thread cutting mechanism of a sewing machine for producing protective clothing, which belongs to the technical field of protective clothing production and comprises a sewing machine head, a sewing device and a cutting blade, wherein the back inside the sewing machine head is fixedly connected with a mounting frame, the inside of the mounting frame is rotatably connected with a universal driving shaft, the surface of the universal driving shaft is fixedly connected with the cutting blade, the bottom of the mounting frame is fixedly connected with a negative pressure suction pipe through a fixing ring, and one end of the negative pressure suction pipe, which is far away from the fixing ring, is provided with a miniature negative pressure machine; the utility model discloses a miniature negative pressure machine produces the negative pressure air current, drives the yarn on the sewing device and moves toward negative pressure straw department to be parallel position and carry out the synchronous motion than the shearing blade position that the negative pressure straw is closer to sewing device again with it toward being the negative pressure straw, so that cut the yarn fast, reduced the intensity of labour of the frequent trimming of staff, effectively improved the production efficiency of protective clothing, strengthened sewing machine's practicality widely.
Description
Technical Field
The utility model relates to a protective clothing production technical field, more specifically relates to a sewing machine thread trimming mechanism is used in protective clothing production.
Background
Can adopt sewing machine at the in-process of protective clothing production, but traditional sewing machine itself does not possess the trimming function, needs the staff to use the scissors to accomplish the trimming work, to the defect that artifical trimming exists for protective clothing production cycle is longer, and machining efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem in the background, thereby providing a sewing machine thread trimming mechanism for producing protective clothing.
In order to achieve the above object, the utility model provides a following technical scheme: a sewing machine thread trimming mechanism for production of protective clothing comprises a sewing machine head, a sewing device and a shearing blade, wherein the sewing device is arranged at the top inside the sewing machine head, a mounting frame is fixedly connected to the back inside the sewing machine head, a linkage shaft is rotatably connected to the inside of the mounting frame, the shearing blade is fixedly connected to the surface of the linkage shaft, a first belt pulley is fixedly connected to one end, away from the mounting frame, of the linkage shaft, a belt is rotatably connected to the surface of the first belt pulley, a second belt pulley is rotatably connected to one end, away from the first belt pulley, of the belt, a rotating shaft is fixedly connected to the inside of the second belt pulley, a micro motor is rotatably connected to one end, away from the second belt pulley, of the rotating shaft, a negative pressure suction pipe is fixedly connected to the bottom of the mounting frame through a fixing ring, and a micro negative pressure machine is arranged at one end, away from the fixing ring, of the negative pressure suction pipe, the micro motor and the micro negative pressure machine are both fixedly arranged on the back of the sewing machine head.
Preferably, the shearing blade and the negative pressure suction pipe are arranged in parallel; and the extreme end position of the shearing blade is closer to the sewing device than the negative pressure suction pipe.
Preferably, the sewing device and the shearing blade are positioned on the same vertical plane; and the two are not contacted with each other.
Preferably, the mounting rack is of a U-shaped structure; and the surface of the mounting rack is coated with an antistatic layer.
Preferably, the micro motor and the micro negative pressure machine are both electrically connected with an external power supply; and the output end of the micro motor is rotationally connected with the rotating shaft.
The utility model provides a sewing machine thread trimming mechanism is used in protective clothing production has following beneficial effect:
the thread cutting mechanism of the sewing machine for producing the protective clothing is provided with the miniature negative pressure machine and the cutting blade, after a worker sews the protective clothing, the miniature negative pressure machine is started, negative pressure air flow is generated to be sucked towards the sewing device through the negative pressure suction pipe, so that a yarn on the sewing device moves towards the negative pressure suction pipe after being loosened, meanwhile, the miniature motor is started to rotate the rotating shaft, the linkage shaft is driven to synchronously rotate under the common cooperation of the belt, the first belt pulley and the second belt pulley, and the cutting blade rotates at a high speed, so that the yarn can be quickly cut in advance in the process of moving towards the end of the negative pressure suction pipe; the problem of traditional sewing machine have artifical trimming is solved, the performance that sewing machine possesses automatic trimming has been realized, produce the negative pressure air current through miniature negative pressure machine, drive the yarn on the sewing device and move toward negative pressure straw department, thereby be parallel position and be closer to sewing device's shearing blade position than the negative pressure straw again with it and carry out synchronous motion, so that cut the yarn fast, the intensity of labour that the staff frequently cut the line has been reduced, effectively improved the production efficiency of protective clothing, the practicality of sewing machine has been strengthened widely.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the connection of the shearing blade, the negative pressure suction pipe and the sewing machine head of the present invention.
Fig. 3 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.
In FIGS. 1-3: the sewing machine comprises a sewing machine head 1, a sewing device 2, a shearing blade 3, a mounting frame 4, a universal driving shaft 5, a belt 6, a first belt pulley 7, a second belt pulley 8, a rotating shaft 9, a micro motor 10, a micro negative pressure machine 11, a negative pressure suction pipe 12 and a fixing ring 13.
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 to 3, in an embodiment of the present invention, a thread trimming mechanism of a sewing machine for producing protective clothing includes a sewing machine head 1, a sewing device 2 and a shearing blade 3, the sewing device 2 is disposed on the top inside the sewing machine head 1, a mounting frame 4 is fixedly connected to the back inside the sewing machine head 1, a linkage shaft 5 is rotatably connected to the inside of the mounting frame 4, the shearing blade 3 is fixedly connected to the surface of the linkage shaft 5, a first belt pulley 7 is fixedly connected to one end of the linkage shaft 5 away from the mounting frame 4, a belt 6 is rotatably connected to the surface of the first belt pulley 7, a second belt pulley 8 is rotatably connected to one end of the belt 6 away from the first belt pulley 7, a rotation shaft 9 is fixedly connected to the inside of the second belt pulley 8, and a micro motor 10 is rotatably connected to one end of the rotation shaft 9 away from the second belt pulley 8, the bottom of mounting bracket 4 is through solid fixed ring 13 fixedly connected with negative pressure straw 12, the one end that solid fixed ring 13 was kept away from to negative pressure straw 12 is provided with miniature negative pressure machine 11, the equal fixed mounting in the back of sewing machine aircraft nose 1 of micro motor 10 and miniature negative pressure machine 11.
In the embodiment, the shearing blade 3 and the negative pressure suction pipe 12 are arranged in parallel; and the extreme position of the shearing blade 3 is closer to the sewing device 2 than the negative pressure suction pipe 12, so that the shearing blade 3 can be contacted with the negative pressure suction pipe 12 in advance after the yarn is sucked by the negative pressure suction pipe 12, and the effect of thread shearing is achieved.
In the embodiment, the sewing device 2 and the shearing blade 3 are positioned on the same vertical plane, so that the thread shearing operation is convenient; and the two are not contacted with each other, so that the situation that the protective clothing cannot be normally sewn and produced due to the fact that yarns are broken after being contacted with the shearing blade 3 in the working process of the sewing device 2 is avoided.
In this embodiment, the mounting frame 4 is a U-shaped structure; and the surface coating of mounting bracket 4 has antistatic backing, prevents that it from in sewing machine working process, influencing the normal operating of yarn.
In this embodiment, the micro motor 10 and the micro negative pressure machine 11 are both electrically connected to an external power supply; and the output end of the micro motor 10 is rotatably connected with the rotating shaft 9.
Use the utility model relates to a during sewing machine thread trimming mechanism is used in protective clothing production, at first the staff sews up the protective clothing with the protective clothing after finishing, start miniature negative pressure machine 11, will produce the negative pressure air current and aspirate towards sewing device 2 via negative pressure straw 12, make the yarn on the sewing device 2 not hard up back toward negative pressure straw 12 department removal, and simultaneously, start miniature motor 10, make axis of rotation 9 rotate, thereby at belt 6, under the common cooperation of first belt pulley 7 and second belt pulley 8, drive universal driving shaft 5 and rotate in step, and then make and cut blade 3 high-speed rotatory, so that the yarn is at the removal in-process toward negative pressure straw 12 end position, can be in advance with it shear treatment fast can.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (5)
1. The utility model provides a sewing machine thread trimming mechanism for production of protective clothing, includes sewing machine aircraft nose (1), sewing device (2) and shearing blade (3), its characterized in that, sewing device (2) are provided with at the inside top of sewing machine aircraft nose (1), the inside back fixedly connected with mounting bracket (4) of sewing machine aircraft nose (1), the inside rotation of mounting bracket (4) is connected with universal driving shaft (5), the fixed surface of universal driving shaft (5) is connected with shearing blade (3), the one end fixedly connected with first belt pulley (7) of mounting bracket (4) are kept away from to universal driving shaft (5), the surface rotation of first belt pulley (7) is connected with belt (6), the one end rotation that first belt pulley (7) were kept away from to belt (6) is connected with second belt pulley (8), the inside fixedly connected with axis of rotation (9) of second belt pulley (8), one end of second belt pulley (8) is kept away from in axis of rotation (9) rotates and is connected with micro motor (10), the bottom of mounting bracket (4) is through solid fixed ring (13) fixedly connected with negative pressure straw (12), the one end that solid fixed ring (13) were kept away from in negative pressure straw (12) is provided with miniature negative pressure machine (11), micro motor (10) and the equal fixed mounting of miniature negative pressure machine (11) are in the back of sewing machine head (1).
2. The sewing machine thread trimming mechanism for producing protective clothing according to claim 1, characterized in that: the shearing blade (3) and the negative pressure suction pipe (12) are arranged in parallel; and the extreme end position of the shearing blade (3) is closer to the sewing device (2) than the negative pressure suction pipe (12).
3. The sewing machine thread trimming mechanism for producing protective clothing according to claim 1, characterized in that: the sewing device (2) and the shearing blade (3) are positioned on the same vertical plane; and the two are not contacted with each other.
4. The sewing machine thread trimming mechanism for producing protective clothing according to claim 1, characterized in that: the mounting rack (4) is of a U-shaped structure; and the surface of the mounting rack (4) is coated with an antistatic layer.
5. The sewing machine thread trimming mechanism for producing protective clothing according to claim 1, characterized in that: the micro motor (10) and the micro negative pressure machine (11) are both electrically connected with an external power supply; and the output end of the micro motor (10) is rotationally connected with the rotating shaft (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022289404.0U CN214032930U (en) | 2020-10-15 | 2020-10-15 | Protective clothing production is with sewing machine thread trimming mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022289404.0U CN214032930U (en) | 2020-10-15 | 2020-10-15 | Protective clothing production is with sewing machine thread trimming mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214032930U true CN214032930U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022289404.0U Active CN214032930U (en) | 2020-10-15 | 2020-10-15 | Protective clothing production is with sewing machine thread trimming mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214032930U (en) |
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2020
- 2020-10-15 CN CN202022289404.0U patent/CN214032930U/en active Active
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