CN213571035U

CN213571035U - Automatic thread cutting mechanism of automatic thread trimming double-needle machine

Info

Publication number: CN213571035U
Application number: CN202022484148.0U
Authority: CN
Inventors: 吴洪云
Original assignee: Changzhou Shanqiu Machinery Equipment Co ltd
Current assignee: Changzhou Shanqiu Machinery Equipment Co ltd
Priority date: 2020-10-31
Filing date: 2020-10-31
Publication date: 2021-06-29
Anticipated expiration: 2030-10-31

Abstract

The utility model relates to a trimming cutter technical field specifically is automatic trimming double needle machine's automatic thread cutting mechanism, the rotatory screw rod of drive machine's right-hand member fixedly connected with, the right-hand member fixedly connected with operation panel of bearing, the top fixedly connected with crank of first output wheel, the crank is kept away from that the one end of first output wheel articulates there is the rocker, the rocker is kept away from that articulate one end articulates there is the adjustable shelf, the inside of adjustable shelf is provided with the trimming blade, the adjustable shelf is kept away from that the one end of rocker articulates there is rotatory arm-tie, the spacing groove has been seted up in the outside of rotatory arm-tie, the hollow groove has been seted up to the inside of rotatory arm-tie. The utility model discloses a the inside of adjustable shelf is provided with the trimming blade, the adjustable shelf is kept away from that the one end in the rocker articulates there is rotatory arm-tie, the spacing groove has been seted up in the outside of rotatory arm-tie, hollow groove has been seted up to the inside of rotatory arm-tie, can make lines cut by pinpointing, is favorable to improving work efficiency.

Description

Automatic thread cutting mechanism of automatic thread trimming double-needle machine

Technical Field

The utility model relates to a trimming cutter technical field specifically is automatic thread cutting mechanism of automatic trimming duplex machine.

Background

The double-needle sewing machine is composed of two machine needles, the sewed double threads are parallel and parallel to each other, the stitch is neat, beautiful, flat and firm, and the double-needle sewing machine has the advantages of high sewing efficiency, neat and beautiful double-thread parallel, and the like, thereby being widely applied to the textile and clothing industries.

However, in the sewing process of the double-needle machine, redundant thread ends are generated at the end of sewing and need to be cut off, if the thread ends are cut off manually, a large amount of time is wasted, the position of a cutting tool in the conventional automatic thread cutting device is single, thread cutting operation is complex, the operation of the cutting tool is inflexible, threads are difficult to be positioned and automatically cut off, the thread cutting operation is not consistent enough, and the improvement of the working efficiency is not facilitated.

In order to solve the problems, the application provides an automatic thread cutting mechanism of an automatic thread cutting double-needle machine.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides an automatic thread trimmer constructs of automatic thread trimming duplex machine has convenient nimble characteristics.

(II) technical scheme

In order to solve the technical problem, the utility model provides an automatic thread cutting mechanism of an automatic thread trimming double-needle machine, which comprises a base, wherein the upper end of the base is in rolling contact with a rolling plate, the upper end of the rolling plate is fixedly connected with a transmission motor, the right end of the transmission motor is fixedly connected with a rotating screw rod, the outer side of the rotating screw rod is in threaded connection with a fixed plate, the right end of the rotating screw rod is fixedly sleeved with a bearing, the right end of the bearing is fixedly connected with an operating platform, the upper end of the operating platform is fixedly connected with a first motor, the front end of the first motor is fixedly connected with a first rotating shaft, the outer side of the first rotating shaft is fixedly connected with a first conical gear, the outer side of the first conical gear is engaged and connected with a first driven wheel, the lower end of the first driven wheel is fixedly connected with a first straight gear, the, the top fixedly connected with crank of first output wheel, the crank is kept away from that the one end of first output wheel articulates there is the rocker, the rocker is kept away from that articulate one end articulates there is the adjustable shelf, the inside of adjustable shelf is provided with the trimming blade, the adjustable shelf is kept away from that the one end of rocker articulates there is rotatory arm-tie, the spacing groove has been seted up in the outside of rotatory arm-tie, the hollow groove has been seted up to the inside of rotatory arm-tie, the below of rotatory arm-tie is close to in the one end fixedly connected with second output wheel of adjustable shelf.

Preferably, the limiting groove is located on one side of the rotary pulling plate, which is far away from the movable frame, and the hollow groove is located on one side close to the limiting groove.

Preferably, the outside meshing of second output gear is connected with the second straight-teeth gear, the top fixedly connected with second of second straight-teeth gear follows the driving wheel, the outside meshing of second follow driving wheel is connected with second conical gear, second conical gear's middle part through connection has the second pivot, the left end fixedly connected with second motor of second pivot.

Preferably, the left side and the right side of the fixing plate are respectively and fixedly connected with a fixing nut, and the fixing nuts are in threaded connection with the rotating screw.

Preferably, the fixing plate is fixedly connected with the base.

Preferably, the inside of adjustable shelf is hollow structure, the thickness of trimming blade is less than the thickness in hollow groove, rotatory arm-tie articulates the inside at the adjustable shelf.

Preferably, the second output wheel rotates in a counterclockwise direction.

The above technical scheme of the utility model has following profitable technological effect:

1. the utility model discloses a be provided with the trimming blade in the inside of adjustable shelf, the adjustable shelf is kept away from that the one end in the rocker articulates there is rotatory arm-tie, the spacing groove has been seted up in the outside of rotatory arm-tie, hollow groove has been seted up to the inside of rotatory arm-tie, can make lines can be pinpointed and cut, is applicable to the ascending lines of each side moreover, satisfies in the operation at different positions, is favorable to improving work efficiency.

2. The utility model discloses a drive motor's right-hand member fixedly connected with rotating screw rod, rotating screw rod's outside threaded connection has the fixed plate, rotating screw rod's the fixed cover of right-hand member has connect the bearing, the right-hand member fixedly connected with operation panel of bearing can make things convenient for the removal of operation panel, adjusts operating distance, is convenient for operate in the optimum position.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic structural view of a middle rotating pulling plate of the present invention;

fig. 3 is a schematic structural view of the middle adjustable frame of the present invention.

Reference numerals:

1. a base; 2. a fixing plate; 3. a bearing; 4. a first motor; 5. a first rotating shaft; 6. a first conical gear; 7. a first output wheel; 8. a crank; 9. a first driven wheel; 10. a first straight gear; 11. a rocker; 12. a thread trimming blade; 13. a movable frame; 14. an operation table; 15. a second conical gear; 16. a second output wheel; 17. rotating the pulling plate; 18. a limiting groove; 19. a drive motor; 20. rotating the screw; 21. fixing a nut; 22. a rolling plate; 23. a hollow groove; 24. a second driven wheel; 25. a second motor; 26. a second rotating shaft; 27. a second spur gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the automatic thread cutting mechanism of the automatic thread trimming double needle machine provided by the present invention comprises a base 1, a rolling plate 22 is in rolling contact with the upper end of the base 1, a transmission motor 19 is fixedly connected to the upper end of the rolling plate 22, a rotary screw 20 is fixedly connected to the right end of the transmission motor 19, a fixed plate 2 is in threaded connection with the outer side of the rotary screw 20, a bearing 3 is fixedly sleeved on the right end of the rotary screw 20, an operation table 14 is fixedly connected to the right end of the bearing 3, a first motor 4 is fixedly connected to the upper end of the operation table 14, a first rotating shaft 5 is fixedly connected to the front end of the first motor 4, a first conical gear 6 is fixedly connected to the outer side of the first rotating shaft 5, a first driven wheel 9 is engaged with the outer side of the first conical gear 6, a first straight gear 10 is fixedly connected to the lower end of the first driven wheel 9, top fixedly connected with crank 8 of first output wheel 7, crank 8 keeps away from that the one end of first output wheel 7 articulates there is rocker 11, rocker 11 keeps away from that the one end of crank 8 articulates there is adjustable shelf 13, the inside of adjustable shelf 13 is provided with trimming blade 12, adjustable shelf 13 keeps away from that the one end of rocker 11 articulates there is rotatory arm-tie 17, spacing groove 18 has been seted up in the outside of rotatory arm-tie 17, hollow groove 23 has been seted up to the inside of rotatory arm-tie 17, the below of rotatory arm-tie 17 is close to in the one end fixedly connected with second output wheel 16 of adjustable shelf 13, can make whole device lines can be fixed a position and cut by the accuracy when cuting, and be applicable to the ascending lines of each side, satisfy in the operation in different positions, be favorable to improving work efficiency.

As shown in fig. 1, the limiting groove 18 is located on one side of the rotary pulling plate 17 far away from the movable frame 13, and the hollow groove 23 is located on one side close to the limiting groove 18, so that the lines can be pulled out and positioned conveniently, and a certain shearing space can be provided by using the hollow groove 23.

Specifically, the outside meshing of second output wheel 16 is connected with second straight-toothed gear 27, and the top fixedly connected with second of second straight-toothed gear 27 follows driving wheel 24, and the outside meshing of second follow driving wheel 24 is connected with second conical gear 15, and the middle part through connection of second conical gear 15 has second pivot 26, and the left end fixedly connected with second motor 25 of second pivot 26 can make the transmission of whole device more concrete more definite.

Furthermore, the left side and the right side of the fixing plate 2 are respectively fixedly connected with a fixing nut 21, the fixing nuts 21 are in threaded connection with the rotating screw 20, the fixing nuts 21 play a certain guiding role, and meanwhile, the fixing nuts can play a role in protecting the rotating screw 20

The fixed plate 2 is fixedly connected to the base 1, and the rotary screw 20 moves relatively when rotated after the fixed plate 2 is fixed, so that the rotary screw 20 can move left and right.

It should be noted that the inside of the movable frame 13 is a hollow structure, the thickness of the trimming blade 12 is smaller than the thickness of the hollow groove 23, and the rotary pull plate 17 is hinged inside the movable frame 13, so that the movable frame 13 and the rotary pull plate 17 do not affect each other when rotating, and the trimming blade 12 can perform trimming in the hollow groove 23.

Further, the direction of rotation of the second output wheel 16 is counterclockwise, so that the rotating pulling plate 17 can rotate counterclockwise to pull out the thread.

The utility model discloses a theory of operation and use flow: firstly, the transmission motor 19 is started, then the transmission motor 19 drives the rotary screw 20 to screw in the fixed plate 2, so that the rotary screw 20 drives the operating table 14 to move through the bearing 3, the position adjustment of the whole device is realized, then the second motor 25 is started after stopping at a proper position, the rotary pull plate 17 can rotate anticlockwise, redundant lines can be pulled out through the limiting groove, then the first motor 4 is started, the crank 8 can make a complete cycle motion through transmission of the first motor 4, and the rocker 11 is driven to reciprocate through the crank 8, so that the trimming blade 12 in the movable frame 13 can approach the limiting groove 18, when the trimming blade 12 is clamped in the hollow groove 23, the pulled lines are cut off, and the whole line can be obtained.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. Automatic thread cutting mechanism of automatic thread trimming double-needle machine, including base (1), its characterized in that, the upper end rolling contact of base (1) has roll plate (22), the upper end fixedly connected with drive motor (19) of roll plate (22), the right-hand member fixedly connected with rotary screw (20) of drive motor (19), the outside threaded connection of rotary screw (20) has fixed plate (2), the right-hand member of rotary screw (20) is fixed to cup joint has bearing (3), the right-hand member fixedly connected with operation panel (14) of bearing (3), the upper end fixedly connected with first motor (4) of operation panel (14), the front end fixedly connected with first pivot (5) of first motor (4), the outside fixedly connected with first conical gear (6) of first pivot (5), the outside meshing of first conical gear (6) is connected with first from driving wheel (9), the lower end of the first driven wheel (9) is fixedly connected with a first straight gear (10), a first output wheel (7) is meshed and connected with the outer side of the first straight gear (10), a crank (8) is fixedly connected above the first output wheel (7), one end of the crank (8) far away from the first output wheel (7) is hinged with a rocker (11), one end of the rocker (11) far away from the crank (8) is hinged with a movable frame (13), a thread cutting blade (12) is arranged inside the movable frame (13), a rotary pull plate (17) is hinged at one end of the movable frame (13) far away from the rocker (11), the outer side of the rotary pulling plate (17) is provided with a limit groove (18), the inner part of the rotary pulling plate (17) is provided with a hollow groove (23), and a second output wheel (16) is fixedly connected to one end, close to the movable frame (13), below the rotary pulling plate (17).

2. The automatic thread cutting mechanism of an automatic thread cutting double-needle machine according to claim 1, characterized in that the limiting groove (18) is positioned at one side of the rotary pulling plate (17) far away from the movable frame (13), and the hollow groove (23) is positioned at one side close to the limiting groove (18).

3. The automatic thread cutting mechanism of the automatic thread trimming double-needle machine according to claim 1, wherein a second spur gear (27) is engaged and connected to the outer side of the second output wheel (16), a second driven wheel (24) is fixedly connected to the upper side of the second spur gear (27), a second conical gear (15) is engaged and connected to the outer side of the second driven wheel (24), a second rotating shaft (26) is connected to the middle of the second conical gear (15) in a penetrating manner, and a second motor (25) is fixedly connected to the left end of the second rotating shaft (26).

4. The automatic thread cutting mechanism of the automatic thread trimming double needle machine according to claim 1, wherein the fixing nuts (21) are fixedly connected to the left side and the right side of the fixing plate (2), respectively, and the fixing nuts (21) are in threaded connection with the rotating screw (20).

5. The automatic thread cutting mechanism of the automatic thread trimming double-needle machine according to claim 1, characterized in that the fixing plate (2) is fixedly connected with the base (1).

6. The automatic thread cutting mechanism of the automatic thread trimming double needle machine according to claim 1, characterized in that the inside of the movable frame (13) is a hollow structure, the thickness of the thread trimming blade (12) is smaller than that of the hollow groove (23), and the rotary pulling plate (17) is hinged inside the movable frame (13).

7. The automatic thread cutting mechanism of an automatic thread trimming double needle machine according to claim 1, wherein the direction of rotation of the second output wheel (16) is counterclockwise.