CN216585552U - Sewing machine with deflectable needle - Google Patents
Sewing machine with deflectable needle Download PDFInfo
- Publication number
- CN216585552U CN216585552U CN202220023886.1U CN202220023886U CN216585552U CN 216585552 U CN216585552 U CN 216585552U CN 202220023886 U CN202220023886 U CN 202220023886U CN 216585552 U CN216585552 U CN 216585552U
- Authority
- CN
- China
- Prior art keywords
- needle
- sewing machine
- sewing
- positioning rod
- deflectable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The application provides a sewing machine with a deflectable needle head, and belongs to the technical field of sewing machines. The needle-deflectable sewing machine comprises a sewing machine body and a needle fixing and adjusting mechanism. The needle head fixing and adjusting mechanism comprises an internal thread casing, a supporting block, a connecting block, a sleeve, a positioning rod, a torsional spring, a sewing needle and a needle head fixing piece, wherein the supporting block is fixedly arranged at the bottom end of a needle rod of the sewing machine body, the supporting block is movably sleeved on the internal thread casing, and the needle rod of the sewing machine body is slidably penetrated through the top of the internal thread casing. Rotating the positioning rod and the needle head fixing piece to enable a needle hole in a sewing needle at the bottom end of the positioning rod to be at an angle which can be seen by an operator and is suitable for threading, and enabling the torsion spring to be in a stressed and compressed state; the other hand of the operator can penetrate the end part of the thread end with the broken thread through the needle hole in the sewing needle, the threading is carried out in the mode, the operator does not need to additionally rotate the body to change the sitting posture, and the threading is more convenient and faster.
Description
Technical Field
The application relates to the field of sewing machines, in particular to a sewing machine with a deflectable needle head.
Background
The sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastic, paper and the like, and the sewed stitches are neat, beautiful, flat and firm, the sewing speed is high, and the use is simple and convenient. And derives the artistic forms of hand-push embroidery, computer embroidery, etc.
The needle of the sewing machine is fixed on a needle rod, and the needle rod is drawn by a motor through a series of gears and cams to move up and down for sewing. When sewing, sewing needle in the sewing machine needle bar bottom among the correlation technique, when the sewing appears the broken string, because position and the pinhole on the sewing needle when operating personnel sits down and operates sewing machine are in a vision blind area, need incline the health always and just can see the pinhole clearly when penetrating the end of a thread of broken string into the sewing needle again, penetrate the end of a thread inside the pinhole of sewing needle, the health needs the slope convenient inadequately when threading promptly.
SUMMERY OF THE UTILITY MODEL
In order to compensate above not enough, this application provides a sewing machine that syringe needle can deflect, aim at improving when the sewing appears the broken string, because position when operating personnel sits down and operates sewing machine and the pinhole on the sewing needle is in a vision blind area, need incline the health always and just can see the pinhole clearly when penetrating the sewing needle with the end of a thread of broken string again, penetrate the sewing needle with the end of a thread inside the pinhole, the problem that the health need incline convenient inadequately during the threading promptly.
The embodiment of the application provides a sewing machine with a deflectable needle head, which comprises a sewing machine body and a needle head fixing and adjusting mechanism.
The needle head fixing and adjusting mechanism comprises an internal thread casing, a supporting block, a connecting block, a sleeve, a positioning rod, a torsional spring, a sewing needle and a needle head fixing piece, wherein the supporting block is fixedly arranged at the bottom end of a needle rod of the sewing machine body, the internal thread casing is movably sleeved outside the supporting block, the needle rod of the sewing machine body penetrates through the top of the internal thread casing in a sliding manner, the connecting block is arranged below the supporting block, the connecting block is in threaded connection with the bottom of the internal thread casing, the top end of the sleeve is fixedly connected with the bottom end of the connecting block, the positioning rod is arranged below the sleeve, the top end of the positioning rod is rotatably inserted into the sleeve, the top of the positioning rod is provided with a mounting groove, the bottom of the positioning rod is provided with an insertion hole, the torsional spring is arranged in the mounting groove, and the two ends of the torsional spring are respectively connected with the inner wall of the mounting groove and the inner wall of the sleeve, the top end of the sewing needle is inserted into the jack, the needle head fixing piece is installed on one side of the positioning rod, and the sewing needle is pressed and fixed by the needle head fixing piece.
When the sewing machine breaks during working, an operator can hold the positioning rod and the needle head fixing piece with one hand and rotate the positioning rod and the needle head fixing piece, so that a needle hole in a sewing needle at the bottom end of the positioning rod is positioned at an angle which can be seen by the operator and is suitable for threading, and the torsion spring is in a stressed and compressed state; the other hand of the operator can penetrate the end part of the thread end with the broken thread through the needle hole in the sewing needle, the threading is carried out in the mode, the operator does not need to additionally rotate the body to change the sitting posture, and the threading is more convenient and faster.
In a specific implementation scheme, the top of the connecting block is fixedly connected with an insert block, the bottom of the supporting block is provided with at least two slots matched with the insert block, and the number of the slots and the number of the insert blocks are at least two. The inserting block and the inserting groove are used for further assisting in fixedly connecting the supporting block and the connecting block.
In the implementation process, a first limiting ring is fixedly sleeved outside the positioning rod and is rotatably connected to the inner wall of the sleeve.
In a specific embodiment, the sleeve inner wall is provided with a first limiting groove, and the first limiting ring is rotatably arranged in the first limiting groove. First spacing ring and first spacing groove are used for stabilizing spacing locating lever and can steadily rotate in sleeve inside.
In the above implementation process, the needle fixing piece comprises a positioning barrel and an adjusting bolt, the positioning barrel is fixedly arranged on the outer wall of the positioning rod, the screw end part of the adjusting bolt is in threaded connection with the positioning barrel and the positioning rod respectively, and the screw end part of the adjusting bolt extends to the inside of the jack. And rotating the adjusting bolt to enable the rod end of the adjusting bolt to fix the sewing needle inside the jack.
In a specific embodiment, a second limit ring is fixedly sleeved outside the screw rod of the adjusting bolt, and the second limit ring is slidably arranged inside the positioning cylinder.
In the implementation process, a second limiting groove is formed in the inner wall of the positioning cylinder, and the second limiting ring is arranged in the second limiting groove in a sliding mode. The second limiting ring and the second limiting groove are arranged to limit the second limiting ring to slide in the second limiting groove, namely, the adjusting bolt is limited and protected from being separated from the positioning barrel when rotating.
The sewing machine with the deflectable needle head further comprises a height adjusting mechanism, the height adjusting mechanism comprises a base and two air cylinders, the two air cylinders are respectively installed on the two sides of the upper surface of the base, and the sewing machine body is arranged at the top of the end of the output rod of each air cylinder.
In the implementation process, the bottom of the sewing machine body is fixedly provided with a supporting plate, and the top end of the cylinder output rod is fixedly connected to the bottom of the supporting plate. The cylinder among the height adjusting mechanism drives the sewing machine body to move in the vertical direction, and the sewing machine body can be correspondingly adjusted in height according to the height of an operator.
In a specific implementation scheme, grooves are formed in four corners of the bottom of the base respectively, and anti-slip pads are arranged inside the grooves. The non-slip mat adopts the rubber gasket for the base has good anti-skidding effect.
Drawings
In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic view of a needle-deflecting sewing machine according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a needle fixing and adjusting mechanism according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural view of a positioning rod, a sewing needle and a needle mount provided in an embodiment of the present application;
fig. 4 is a schematic structural diagram of a height adjustment mechanism according to an embodiment of the present disclosure.
In the figure: 10-sewing machine body; 20-needle fixing and adjusting mechanism; 210-an internal threaded casing; 220-a support block; 221-a slot; 230-connecting block; 231-an insert block; 240-a sleeve; 241-a first limiting groove; 250-a positioning rod; 251-a mounting groove; 252-a jack; 253-a first stop collar; 260-torsion spring; 270-a sewing needle; 280-a needle mount; 281-a positioning cylinder; 282-adjusting bolt; 283-a second stop collar; 284-a second limit groove; 30-a height adjustment mechanism; 310-a base; 320-air cylinder; 330-support plate.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
Referring to fig. 1-4, the present application provides a needle-deflectable sewing machine, including a sewing machine body 10 and a needle-holding adjustment mechanism 20.
Referring to fig. 2 and 3, the needle fixing and adjusting mechanism 20 includes an internally threaded housing 210, a support block 220, a connecting block 230, a sleeve 240, a positioning rod 250, a torsion spring 260, a sewing needle 270, and a needle fixing member 280. The supporting block 220 is fixedly arranged at the bottom end of the needle bar of the sewing machine body 10, and the supporting block 220 and the needle bar are fixed by welding. The internal thread housing 210 is movably sleeved outside the supporting block 220, and the needle bar of the sewing machine body 10 slidably penetrates the top of the internal thread housing 210. The connecting block 230 is disposed below the supporting block 220, and the connecting block 230 is threadedly mounted at the bottom of the internally threaded casing 210, i.e., the outer wall of the connecting block 230 is provided with an external thread matching with the internally threaded casing 210. Namely, the female threaded sleeve 210 is used for connecting the supporting block 220 and the connecting block 230, so as to realize the butt joint and fixed installation of the needle bar and the needle head fixing and adjusting mechanism 20. The top end of the sleeve 240 is fixedly connected to the bottom end of the connecting block 230, and the sleeve 240 and the connecting block 230 are integrally formed. The positioning rod 250 is arranged below the sleeve 240, the top end of the positioning rod 250 is rotatably inserted into the sleeve 240, a mounting groove 251 is formed in the top of the positioning rod 250, a jack 252 is formed in the bottom of the positioning rod 250, the torsion spring 260 is arranged inside the mounting groove 251, two ends of the torsion spring 260 are respectively connected to the inner wall of the mounting groove 251 and the inner wall of the sleeve 240, the top end of the sewing needle 270 is inserted into the jack 252, the needle head fixing piece 280 is arranged on one side of the positioning rod 250, and the needle head fixing piece 280 is used for pressing and fixing the sewing needle 270.
When the sewing machine breaks during the working process, an operator can hold the positioning rod 250 and the needle head fixing piece 280 with one hand and rotate the positioning rod 250 and the needle head fixing piece 280, so that a needle hole on a sewing needle 270 at the bottom end of the positioning rod 250 is at an angle which can be seen by the operator and is suitable for threading, and at the moment, the torsion spring 260 is in a stressed compression state; the other hand of the operator can penetrate the end part of the thread end with the broken thread through the needle hole in the sewing needle 270, the threading is carried out in the mode, the operator does not need to additionally rotate the body to change the sitting posture, and the threading is more convenient and faster.
In a specific embodiment, referring to fig. 2, the top of the connecting block 230 is fixedly connected with an inserting block 231, the bottom of the supporting block 220 is provided with an inserting slot 221 matched with the inserting block 231, and at least two inserting slots 221 and inserting blocks 231 are provided. The insert block 231 and the insert slot 221 are used to further assist in fixedly connecting the support block 220 and the connection block 230.
In the implementation process, referring to fig. 3, a first limiting ring 253 is fixedly sleeved outside the positioning rod 250, and the first limiting ring 253 is rotatably connected to the inner wall of the sleeve 240. The inner wall of the sleeve 240 is provided with a first limiting groove 241, and the first limiting ring 253 is rotatably disposed in the first limiting groove 241. The first limiting ring 253 and the first limiting groove 241 are used for stabilizing the limiting positioning rod 250 to rotate smoothly inside the sleeve 240.
In specific arrangement, referring to fig. 3, the needle fixing element 280 includes a positioning cylinder 281 and an adjusting bolt 282, the positioning cylinder 281 is fixedly disposed on an outer wall of the positioning rod 250, a screw end of the adjusting bolt 282 is threaded through the positioning cylinder 281 and the positioning rod 250, and a screw end of the adjusting bolt 282 extends into the insertion hole 252. Turning the adjustment bolt 282 causes the rod end of the adjustment bolt 282 to secure the sewing needle 270 inside the receptacle 252.
Further, referring to fig. 3, a second limit ring 283 is fixedly sleeved outside the screw of the adjusting bolt 282, and the second limit ring 283 is slidably disposed inside the positioning cylinder 281. The inner wall of the positioning barrel 281 is provided with a second limit groove 284, and the second limit ring 283 is slidably disposed in the second limit groove 284. The second position-limiting ring 283 and the second position-limiting groove 284 are configured to limit the second position-limiting ring 283 to slide in the second position-limiting groove 284, i.e. the position-limiting protection adjusting bolt 282 rotates without being separated from the positioning barrel 281.
Referring to fig. 4, the needle-head-deflectable sewing machine further includes a height adjustment mechanism 30, the height adjustment mechanism 30 includes a base 310 and two cylinders 320, the two cylinders 320 are respectively installed on two sides of the upper surface of the base 310, and the sewing machine body 10 is installed on the top of the output rod end of the cylinder 320. The bottom of the sewing machine body 10 is fixedly provided with a support plate 330, and the top end of the output rod end of the air cylinder 320 is fixedly connected with the bottom of the support plate 330. The cylinder 320 in the height adjusting mechanism 30 drives the sewing machine body 10 to move in the vertical direction, so that the sewing machine body 10 can be correspondingly adjusted in height according to the height of an operator. The four corners of the bottom of the base 310 are respectively provided with a groove, and the grooves are internally provided with anti-slip pads. The non-slip mat adopts a rubber gasket, so that the base 310 has a good non-slip effect.
The needle head deflectable sewing machine has the following working principle: when the sewing machine breaks during the working process, an operator can hold the positioning rod 250 and the needle head fixing piece 280 with one hand and rotate the positioning rod 250 and the needle head fixing piece 280, so that a needle hole on a sewing needle 270 at the bottom end of the positioning rod 250 is at an angle which can be seen by the operator and is suitable for threading, and at the moment, the torsion spring 260 is in a stressed compression state; the other hand of the operator can penetrate the end part of the thread end with the broken thread through the needle hole in the sewing needle 270, the threading is carried out in the mode, the operator does not need to additionally rotate the body to change the sitting posture, and the threading is more convenient and faster. The needle bar is fixedly mounted or dismounted in an abutting mode with the needle head fixing and adjusting mechanism 20 by rotating the internal thread sleeve 210 to connect the supporting block 220 and the connecting block 230.
It should be noted that the specific model specification of the cylinder 320 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted. The power supply of the cylinder 320 and its principle will be clear to a person skilled in the art and will not be described in detail here.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A needle-deflectable sewing machine, comprising
A sewing machine body (10);
the needle fixing and adjusting mechanism (20) comprises an internal thread casing (210), a supporting block (220), a connecting block (230), a sleeve (240), a positioning rod (250), a torsion spring (260), a sewing needle (270) and a needle fixing piece (280), wherein the supporting block (220) is fixedly arranged at the bottom end of a needle rod of the sewing machine body (10), the internal thread casing (210) is movably sleeved outside the supporting block (220), the needle rod of the sewing machine body (10) slidably penetrates through the top of the internal thread casing (210), the connecting block (230) is arranged below the supporting block (220), the connecting block (230) is in threaded connection with the bottom of the internal thread casing (210), the top end of the sleeve (240) is fixedly connected to the bottom end of the connecting block (230), and the positioning rod (250) is arranged below the sleeve (240), and the top end of the positioning rod (250) is rotatably inserted into the sleeve (240), a mounting groove (251) is arranged at the top of the positioning rod (250), a jack (252) is arranged at the bottom of the positioning rod (250), the torsion spring (260) is arranged in the mounting groove (251), two ends of the torsion spring (260) are respectively connected to the inner wall of the mounting groove (251) and the inner wall of the sleeve (240), the top end of the sewing needle (270) is inserted into the jack (252), the needle fixing piece (280) is arranged on one side of the positioning rod (250), and the needle fixing piece (280) is pressed and fixed on the sewing needle (270).
2. A needle-deflectable sewing machine according to claim 1, wherein an insert block (231) is fixedly connected to the top of the connecting block (230), an insert slot (221) matched with the insert block (231) is formed at the bottom of the supporting block (220), and at least two insert slots (221) and at least two insert blocks (231) are provided.
3. A needle-deflectable sewing machine according to claim 1, wherein the positioning rod (250) is externally secured with a first retaining ring (253), and the first retaining ring (253) is rotatably connected to the inner wall of the sleeve (240).
4. A needle-deflecting sewing machine according to claim 3, wherein the sleeve (240) is provided with a first retaining groove (241) on an inner wall thereof, and the first retaining ring (253) is rotatably disposed inside the first retaining groove (241).
5. A needle-deflectable sewing machine according to claim 1, wherein the needle holder (280) comprises a positioning cylinder (281) and an adjusting bolt (282), the positioning cylinder (281) is fixedly disposed on an outer wall of the positioning rod (250), a screw end of the adjusting bolt (282) is threaded through the positioning cylinder (281) and the positioning rod (250), respectively, and a screw end of the adjusting bolt (282) extends into the insertion hole (252).
6. A needle-deflecting sewing machine according to claim 5, wherein a second retainer ring (283) is fixedly sleeved outside the screw of the adjusting bolt (282), and the second retainer ring (283) is slidably arranged inside the positioning barrel (281).
7. A needle-deflecting sewing machine according to claim 6, wherein the inner wall of the positioning cylinder (281) is provided with a second limiting groove (284), and the second limiting ring (283) is slidably arranged inside the second limiting groove (284).
8. A needle-deflectable sewing machine according to claim 1, further comprising a height adjusting mechanism (30), wherein the height adjusting mechanism (30) comprises a base (310) and air cylinders (320), two air cylinders (320) are respectively mounted on two sides of the upper surface of the base (310), and the sewing machine body (10) is disposed on the top of the output rod end of the air cylinders (320).
9. A needle-deflectable sewing machine according to claim 8, wherein a support plate (330) is fixedly disposed at the bottom of the sewing machine body (10), and the top end of the output rod end of the air cylinder (320) is fixedly connected to the bottom of the support plate (330).
10. A needle-deflectable sewing machine according to claim 8, wherein the base (310) is provided with grooves at each of the four corners of the bottom thereof, and non-slip pads are disposed in the grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220023886.1U CN216585552U (en) | 2022-01-04 | 2022-01-04 | Sewing machine with deflectable needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220023886.1U CN216585552U (en) | 2022-01-04 | 2022-01-04 | Sewing machine with deflectable needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216585552U true CN216585552U (en) | 2022-05-24 |
Family
ID=81633810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220023886.1U Active CN216585552U (en) | 2022-01-04 | 2022-01-04 | Sewing machine with deflectable needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216585552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115948873A (en) * | 2023-03-13 | 2023-04-11 | 南通昊至琼艳纺织有限公司 | Weaving device convenient to change weaving syringe needle |
-
2022
- 2022-01-04 CN CN202220023886.1U patent/CN216585552U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115948873A (en) * | 2023-03-13 | 2023-04-11 | 南通昊至琼艳纺织有限公司 | Weaving device convenient to change weaving syringe needle |
| CN115948873B (en) * | 2023-03-13 | 2023-07-21 | 南通昊至琼艳纺织有限公司 | Textile device convenient for replacing textile needle heads |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216585552U (en) | Sewing machine with deflectable needle | |
| CN112706034B (en) | Grinding device is used in sewing machine needle production | |
| CN209619604U (en) | A kind of non-woven fabrics needle machine | |
| CN109629129B (en) | Floating presser foot structure of sewing machine | |
| US2319829A (en) | Needle holder | |
| CN108385286B (en) | Spring stitch device for quilt sewing machine | |
| CN216514508U (en) | Lower tug mechanism | |
| CN213681188U (en) | Intelligent sewing machine is used in dress designing appearance clothing preparation | |
| CN218321902U (en) | Sewing machine convenient to change running-board | |
| CN214244851U (en) | Large-width curtain fabric embroidery machine | |
| CN220099363U (en) | Sewing machine positioning equipment | |
| CN113897737A (en) | Lower tug mechanism | |
| CN208121329U (en) | A kind of sewing quilt machine spring pin device | |
| CN204982337U (en) | Sewing machine transmission | |
| CN213142407U (en) | Height-adjustable sewing machine | |
| CN219137110U (en) | Clothing splice location sewing machine | |
| CN214529593U (en) | Sewing machine and presser foot lifting device thereof | |
| CN218232768U (en) | Sewing machine is used in surface fabric processing | |
| CN214938351U (en) | Flat sewing machine for processing high-molecular fabric products | |
| CN216514516U (en) | Towel production is with high-speed sewing machine work feed device | |
| CN211872273U (en) | Threading device for sewing machine | |
| CN214613020U (en) | Sewing equipment is used in processing of knitting jacket of portable | |
| CN220352383U (en) | Adjustable embroidery bracket | |
| CN217479721U (en) | Protection mechanism for clothing sewing | |
| CN216040163U (en) | Sewing machine bottom line detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |