CN212175198U - Computer sewing machine capable of controlling thread end length - Google Patents
Computer sewing machine capable of controlling thread end length Download PDFInfo
- Publication number
- CN212175198U CN212175198U CN202020527839.1U CN202020527839U CN212175198U CN 212175198 U CN212175198 U CN 212175198U CN 202020527839 U CN202020527839 U CN 202020527839U CN 212175198 U CN212175198 U CN 212175198U
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- thread
- sewing machine
- locking
- adjusting motor
- needle
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Abstract
The utility model discloses a computer sewing machine of steerable end of a thread length, including the aircraft nose, the bottom of aircraft nose is provided with the needle bar, and the lower extreme of needle bar is provided with the eedle and crosses the line circle, the top of needle bar is provided with the line control ware, and the line control ware includes casing, adjusting motor, locking ratchet, pawl, winding groove, first lockhole and second lockhole, the rear portion of casing is provided with adjusting motor, and adjusting motor passes through bolt and nut and transversely fixes in the casing; this computer sewing machine of steerable end of a thread length, through the structure of the aircraft nose that sets up, accuse line ware, needle bar, eedle, cross the coil, thread gripper, thread picker, crochet hook, casing, accommodate motor, locking wire ratchet, pawl, wire winding groove, connector, first locking wire hole and second locking wire hole, not only realized the accurate control to the end of a thread length, solved the length control problem of end of a thread, simple structure moreover, convenient to use, control effect is better.
Description
Technical Field
The utility model relates to a computer sewing machine field specifically is a computer sewing machine of steerable end of a thread length.
Background
The computer controlled sewing machine is a computer sewing machine, which is controlled by a microcomputer and can automatically complete the set sewing work. Such as automatic edge sewing, automatic tension adjustment of thick and thin sewing material threads, automatic speed change, automatic torque change, automatic thread cutting, automatic needle repair and the like.
The existing computer sewing machine can not accurately control the length of the thread end, so that the thread end is left on the clothing material after sewing is finished, a processing procedure is added, the thread material is wasted, and the attractiveness is influenced; although the existing device for partially controlling the thread end realizes certain control function, the structure is complex, the use is inconvenient, and the problems make the invention of a new computer sewing machine capable of controlling the length of the thread end necessary.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a computer sewing machine of steerable end of a thread length to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a computer sewing machine capable of controlling the length of a thread end comprises a machine head, wherein a needle rod is arranged at the bottom of the machine head, a needle and a thread passing coil are arranged at the lower end of the needle rod, a thread control device is arranged above the needle rod and comprises a shell, an adjusting motor, a thread locking ratchet wheel, a ratchet, a pawl, a winding groove, a first thread locking hole and a second thread locking hole, the adjusting motor is arranged at the rear part of the shell and transversely fixed in the shell through bolts and nuts, the thread locking ratchet wheel is arranged at the front side of the adjusting motor and fixed on a rotating shaft of the adjusting motor through bolts and nuts, the ratchet is arranged at the edge of the rear part of the thread locking ratchet wheel, the pawl matched with the shell is arranged in the shell, and the pawl is fixed on; a winding groove is formed in the front of the locking ratchet wheel; the top and the bottom of the winding groove are both provided with a connecting body, the connecting body at the top is provided with a first lock wire hole, and the connecting body at the bottom is provided with a second lock wire hole; the shell is fixed in the machine head through a screw, and a crochet hook is arranged above the thread control device; the back part of the machine head is provided with a thread clamping device and a thread taking-up device, and a thread passes through the thread control device by bypassing the crochet needle through the thread clamping device and the thread taking-up device and then passes through the machine needle.
As a further aspect of the present invention: the locking ratchet wheel is made of stainless steel.
As a further aspect of the present invention: the connecting body and the locking ratchet wheel are of an integrally formed structure.
As a further aspect of the present invention: the direction of the first lock wire hole and the direction of the second lock wire hole are parallel to the direction of the winding groove.
As a further aspect of the present invention: the upper portion of casing is provided with the logical line hole that corresponds with the crochet hook position, and the below of accuse line ware and the position that the needle bar position corresponds also are provided with the corresponding logical line hole.
Compared with the prior art, the beneficial effects of the utility model are that: this computer sewing machine of steerable end of a thread length, through the structure of the aircraft nose that sets up, accuse line ware, needle bar, eedle, cross the coil, thread gripper, thread picker, crochet hook, casing, accommodate motor, locking wire ratchet, pawl, wire winding groove, connector, first locking wire hole and second locking wire hole, not only realized the accurate control to the end of a thread length, solved the length control problem of end of a thread, simple structure moreover, convenient to use, control effect is better.
Drawings
FIG. 1 is a schematic view of a computer sewing machine capable of controlling the thread end length.
Fig. 2 is a front view schematically showing a thread controller in a computer sewing machine capable of controlling the length of a thread end.
FIG. 3 is a side view of a thread locking ratchet in a computer sewing machine capable of controlling the thread end length.
FIG. 4 is a schematic sectional view of a thread locking ratchet in a computer sewing machine capable of controlling the length of thread end.
In the figure: the thread guide device comprises a machine head 1, a thread control device 2, a needle rod 3, a machine needle 4, a thread passing coil 5, a thread clamping device 6, a thread picking device 7, a crochet hook 8, a shell 9, an adjusting motor 10, a thread locking ratchet wheel 11, a ratchet 12, a pawl 13, a thread winding groove 14, a connecting body 15, a first thread locking hole 16 and a second thread locking hole 17.
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 computer sewing machine capable of controlling a thread end length includes a machine head 1, a needle bar 3 is disposed at a bottom of the machine head 1, a needle 4 and a thread passing coil 5 are disposed at a lower end of the needle bar 3, a thread control device 2 is disposed above the needle bar 3, the thread control device 2 includes a housing 9, an adjusting motor 10, a thread locking ratchet 11, a ratchet 12, a pawl 13, a winding slot 14, a first thread locking hole 16 and a second thread locking hole 17, the adjusting motor 10 is disposed at a rear portion of the housing 9, the adjusting motor 10 is transversely fixed in the housing 9 through a bolt and a nut, the thread locking ratchet 11 is disposed at a front side of the adjusting motor 10, the thread locking ratchet 11 is fixed on a rotating shaft of the adjusting motor 10 through a bolt and a nut, the thread locking ratchet 11 is made of stainless steel, the ratchet 12 is disposed at a rear edge of the thread locking ratchet 11, a pawl 13 is fixed on the shell 9 through a screw, and the pawl 13 is used for locking the ratchet 12 so as to realize the length locking of the thread end; the front part of the locking ratchet wheel 11 is provided with a winding groove 14, and the winding groove 14 is used for winding wires, so that the length of a wire end is adjusted;
referring to fig. 1 to 4, in the embodiment of the present invention, the top and the bottom of the winding slot 14 are both provided with a connecting body 15, the connecting body 15 and the locking ratchet 11 are an integrally formed structure, the connecting body 15 at the top is provided with a first locking hole 16, the connecting body 15 at the bottom is provided with a second locking hole 17, the directions of the first locking hole 16 and the second locking hole 17 are parallel to the direction of the winding slot 14, so as to facilitate winding of the wire and pulling of the wire end; the casing 9 is fixed in the machine head 1 through a screw, the crochet hook 8 is arranged above the thread control device 2, the upper part of the casing 9 is provided with a thread through hole corresponding to the position of the crochet hook 8, the lower part of the thread control device 2 is also provided with a corresponding thread through hole corresponding to the position of the needle rod 3, and the thread through hole is used for facilitating the thread to penetrate into the thread locking ratchet wheel 11; the rear part of the machine head 1 is provided with a thread clamping device 6 and a thread picker 7, and a thread passes through the thread control device 2 by bypassing the crochet hook 8 through the thread clamping device 6 and the thread picker 7 and finally passes through the machine needle 4; the thread clamping device 6 and the thread picking device 7 are used for thread feeding;
when in use, the thread passes through the thread clamping device 6, the thread picker 7 and the crochet hook 8, then is wound on the thread locking ratchet wheel 11, and then passes through the thread passing loop 5 and passes through the needle 4; when the length of the thread end is adjusted, the adjusting motor 10 rotates to drive the thread locking ratchet wheel 11 to rotate, the thread locking ratchet wheel 11 rotates to drive the thread to be accurately recovered, so that the length of the thread end is accurately adjusted, and the position of the thread locking is locked through the pawl 13.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A computer sewing machine capable of controlling the length of a thread end comprises a machine head (1) and is characterized in that a needle rod (3) is arranged at the bottom of the machine head (1), a machine needle (4) and a thread passing coil (5) are arranged at the lower end of the needle rod (3), a thread control device (2) is arranged above the needle rod (3), the thread control device (2) comprises a shell (9), an adjusting motor (10), a thread locking ratchet wheel (11), a ratchet (12), a pawl (13), a thread winding groove (14), a first thread locking hole (16) and a second thread locking hole (17), the adjusting motor (10) is arranged at the rear part of the shell (9), the adjusting motor (10) is transversely fixed in the shell (9) through a bolt nut, the thread locking ratchet wheel (11) is arranged at the front side of the adjusting motor (10), and the thread locking ratchet wheel (11) is fixed on a rotating shaft of the adjusting motor (, the rear edge of the locking ratchet (11) is provided with a ratchet (12), a pawl (13) matched with the ratchet (12) is arranged inside the shell (9), and the pawl (13) is fixed on the shell (9) through a screw; a winding groove (14) is formed in the front of the locking ratchet wheel (11); the top and the bottom of the winding groove (14) are both provided with a connecting body (15), the connecting body (15) at the top is provided with a first lock wire hole (16), and the connecting body (15) at the bottom is provided with a second lock wire hole (17); the shell (9) is fixed in the machine head (1) through a screw, and a crochet hook (8) is arranged above the thread control device (2); the back part of the machine head (1) is provided with a thread clamping device (6) and a thread picking device (7), and a thread bypasses a crochet hook (8) through the thread clamping device (6) and the thread picking device (7) to penetrate through the thread control device (2) and penetrate on a machine needle (4).
2. A computer sewing machine with thread end length control as claimed in claim 1, characterized in that the thread locking ratchet (11) is made of stainless steel.
3. A computer sewing machine with controllable thread end length according to claim 1, characterized in that the connecting body (15) and the locking ratchet (11) are of one-piece construction.
4. A computer sewing machine with controllable thread end length according to claim 1, characterized in that the direction of the first and second lock thread holes (16, 17) is parallel to the direction of the winding slot (14).
5. A computerized sewing machine with a controllable thread end length according to claim 1, characterized in that the upper part of the housing (9) is provided with a thread through hole corresponding to the position of the crochet needle (8), and the lower part of the thread control device (2) is also provided with a corresponding thread through hole corresponding to the position of the needle bar (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020527839.1U CN212175198U (en) | 2020-04-13 | 2020-04-13 | Computer sewing machine capable of controlling thread end length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020527839.1U CN212175198U (en) | 2020-04-13 | 2020-04-13 | Computer sewing machine capable of controlling thread end length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212175198U true CN212175198U (en) | 2020-12-18 |
Family
ID=73769060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020527839.1U Expired - Fee Related CN212175198U (en) | 2020-04-13 | 2020-04-13 | Computer sewing machine capable of controlling thread end length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212175198U (en) |
-
2020
- 2020-04-13 CN CN202020527839.1U patent/CN212175198U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201218 |