CN220907855U - Locking sewing machine needle bar fixed establishment that moves - Google Patents
Locking sewing machine needle bar fixed establishment that moves Download PDFInfo
- Publication number
- CN220907855U CN220907855U CN202322927093.XU CN202322927093U CN220907855U CN 220907855 U CN220907855 U CN 220907855U CN 202322927093 U CN202322927093 U CN 202322927093U CN 220907855 U CN220907855 U CN 220907855U
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- needle bar
- fixedly connected
- sewing machine
- rod
- rod body
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- 238000009958 sewing Methods 0.000 title claims abstract description 32
- 238000009434 installation Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses a locking sewing machine needle bar fixing mechanism, which comprises: the installation piece, installation piece downside fixedly connected with connecting block, and upside fixedly connected with threaded connection pole, left side fixedly connected with fixed block in the installation piece, and the right side is equipped with fixing device, sliding connection has needle bar mechanism in the connecting block, fixing device includes the slider, the slider outside rotates and is connected with the threaded rod, threaded rod other end fixedly connected with adjust knob, threaded rod threaded connection installation piece, the inboard fixedly connected with inserted bar of slider is located fixedly connected with slipmat on the slider around the inserted bar. Through above-mentioned structure, be equipped with inserted bar and slipmat on the slider, when fixing the needle bar, make inserted bar sliding connection perforation, fixed effectual prevents not hard up.
Description
Technical Field
The utility model relates to the technical field of sewing machine needle bars, in particular to a locking and moving sewing machine needle bar fixing mechanism.
Background
A sewing machine is a machine that interweaves or sews one or more layers of stitching material by forming one or more stitches on the stitching material with one or more stitching threads. The sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastics, paper and the like, the sewn stitch is neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and the artistic forms such as hand-push embroidery computer embroidery and the like are derived from the stitch.
Most adopt the socket joint structure in the installation of needle bar is fixed, and the needle bar lacks limit structure and becomes flexible easily, and increases limit structure and be unfavorable for the installation and the dismantlement of needle bar, and the needle bar after the fixing is difficult for installing on other structures, and the stability of needle bar installation is not enough, can not keep stable in work well, influences needle bar work. Therefore, a locking sewing machine needle bar fixing mechanism is provided.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a locking sewing machine needle bar fixing mechanism, which solves the problems of easy loosening and poor stability.
The utility model further provides the locking sewing machine needle bar fixing mechanism, which comprises a mounting block, wherein the lower side of the mounting block is fixedly connected with a connecting block, the upper side of the mounting block is fixedly connected with a threaded connecting rod, the left side of the mounting block is fixedly connected with a fixing block, the right side of the mounting block is provided with a fixing device, the needle bar mechanism is connected in a sliding manner in the connecting block, the fixing device comprises a sliding block, the outer side of the sliding block is rotationally connected with a threaded rod, the other end of the threaded rod is fixedly connected with an adjusting knob, the threaded rod is in threaded connection with the mounting block, the inner side of the sliding block is fixedly connected with an inserting rod, and the sliding block positioned around the inserting rod is fixedly connected with an anti-skid pad.
According to the locking sewing machine needle bar fixed establishment that moves, needle bar mechanism includes first body of rod and second body of rod, second body of rod upper end fixedly connected with lug, be equipped with the second pinhole on the lug, fixedly connected with rubber circle on the first body of rod, first body of rod lower extreme is equipped with the through-hole, and the upper end is equipped with the keyway, be equipped with the perforation on the keyway.
According to the anti-loosening sewing machine needle bar fixing mechanism, the first rod body is in threaded connection with the second rod body, the second pin hole is communicated with the through hole, and a bolt is slidably connected in the middle.
According to the anti-loosening sewing machine needle bar fixing mechanism, the whole mounting block is cylindrical.
According to the anti-loosening sewing machine needle bar fixing mechanism, one side, close to the first rod body, of the fixing block is fixedly connected with an anti-slip pad.
According to the anti-loosening sewing machine needle bar fixing mechanism, the connecting block is conical, and a cylindrical hole is formed in the middle of the connecting block.
According to the anti-loosening sewing machine needle bar fixing mechanism, the threaded connecting rod is provided with a first pin hole.
The utility model has the following beneficial effects:
1. According to the utility model, the inserted bar and the anti-skid pad are arranged on the sliding block, so that the inserted bar is in sliding connection with the perforation when the needle bar is fixed, the sliding block is rotated to extrude and fix the needle bar by the sliding block, and meanwhile, the needle bar is fixed under the action of the anti-skid pad, so that the fixing effect is good, and the loosening is prevented.
2. According to the utility model, the lower end of the first rod body is in threaded connection with the second rod body, so that when the sewing machine needle is replaced, only the second rod body is required to be taken down, and meanwhile, the bolt is arranged between the first rod body and the second rod body, so that the loosening caused by vibration during use can be avoided, the operation is simple, and the replacement speed is high.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a block diagram of a needle bar fixing mechanism of a lock sewing machine according to the present utility model;
FIG. 2 is a view showing a construction of a needle bar mechanism of a needle bar fixing mechanism of a lock sewing machine according to the present utility model;
FIG. 3 is a structural view of a fixing device of a needle bar fixing mechanism of an anti-loosening sewing machine according to the present utility model.
Legend description:
1. A mounting block; 2. a needle bar mechanism; 21. a first rod body; 22. a second rod body; 23. a bump; 24. a second pin hole; 25. a through hole; 26. a rubber ring; 27. a key slot; 28. perforating; 3. a threaded connecting rod; 4. a first pin hole; 5. a connecting block; 6. a fixed block; 7. a fixing device; 71. a slide block; 72. a threaded rod; 73. a rod; 74. an adjustment knob; 75. an anti-slip mat.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-3, the anti-loosening sewing machine needle bar fixing mechanism comprises a mounting block 1, wherein the mounting block 1 is in a cylindrical shape as a whole, a connecting block 5 is fixedly connected to the lower side of the mounting block 1, a threaded connecting rod 3 is fixedly connected to the upper side of the mounting block, a first pin hole 4 is formed in the threaded connecting rod 3, and the mounting block 1 is connected with a sewing machine main body through the threaded connecting rod 3 and the first pin hole 4;
The connecting block 5 is the toper, and be equipped with the cylindricality hole in the middle, the needle bar passes cylindricality hole and connects installation piece 1, left side fixedly connected with fixed block 6 in the installation piece 1, and the right side is equipped with fixing device 7, sliding connection has needle bar mechanism 2 in the connecting block 5, needle bar mechanism 2 includes first body of rod 21 and second body of rod 22, second body of rod 22 upper end fixedly connected with lug 23, be equipped with second pinhole 24 and screw thread on the lug 23, fixedly connected with rubber circle 26 on the first body of rod 21, first body of rod 21 lower extreme is equipped with through-hole 25, and the upper end is equipped with keyway 27, be equipped with perforation 28 on the keyway 27, first body of rod 21 threaded connection second body of rod 22, second pinhole 24 communicates with each other with through-hole 25, and intermediate sliding connection has the bolt, vibration can avoid when using under the bolt effect and lead to its not hard up, when changing the sewing machine needle, first body of rod 21 upper through-hole 25 is taken out earlier, take out new second body of rod 22 and connect on first body of rod 21, last, easy operation, one side fixedly connected with rubber circle 26 on first body of rod 21, first body of rod 21 is equipped with through-hole 25, the upper end is equipped with the through-hole 25, and the upper end is equipped with the keyway 27, be equipped with perforation 28, be equipped with the perforation 28 on the keyway 27, first body of rod 21 threaded connection is connected with the anti-slip bar 71, the vibration device is located at the fixed connection with the fixed block 71, the fixed connection has the fixed block 71, the fixed connection 71, and is located the fixed connection has the fixed connection 71, and is located at the fixed block, and is located at the fixed stop 71, and is located at the fixed 72.
Working principle: during installation, a needle bar is slidably inserted into the installation block 1 from the bottom of the connection block 5, then the adjusting knob 74 is rotated, the threaded rod 72 is rotated on the installation block 1, the sliding block 71 is moved to the first rod body 21, the inserted rod 73 is slidably connected with the through hole 28, meanwhile, the needle bar is fixed under the action of the fixed block 6 and the anti-slip pad 75 on the sliding block 71, loosening is prevented, the rubber ring 26 on the first rod body 21 is positioned in the connection block 5, and the needle bar is further fixed; when the sewing machine needle is replaced, the bolt in the through hole 25 on the first rod body 21 is firstly pulled out, then the second rod body 22 is rotated to be taken out from the first rod body 21, then a new second rod body 22 is taken out to be connected to the first rod body 21, and finally the bolt is inserted, so that the operation is simple.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (7)
1. A locking sewing machine needle bar fixed establishment that moves, characterized in that includes: install piece (1), install piece (1) downside fixedly connected with connecting block (5), and upside fixedly connected with threaded connection pole (3), left side fixedly connected with fixed block (6) in install piece (1), and the right side is equipped with fixing device (7), sliding connection has needle bar mechanism (2) in connecting block (5), fixing device (7) include slider (71), slider (71) outside rotation is connected with threaded rod (72), threaded rod (72) other end fixedly connected with adjust knob (74), threaded rod (72) threaded connection install piece (1), slider (71) inboard fixedly connected with inserted bar (73), be located fixedly connected with slipmat (75) on slider (71) around inserted bar (73).
2. The anti-loosening sewing machine needle bar fixing mechanism according to claim 1, wherein the needle bar mechanism (2) comprises a first rod body (21) and a second rod body (22), a bump (23) is fixedly connected to the upper end of the second rod body (22), a second pin hole (24) is formed in the bump (23), a rubber ring (26) is fixedly connected to the first rod body (21), a through hole (25) is formed in the lower end of the first rod body (21), a key groove (27) is formed in the upper end of the first rod body, and a through hole (28) is formed in the key groove (27).
3. The locking mechanism for a needle bar of a sewing machine according to claim 2, wherein the first rod body (21) is screwed to the second rod body (22), the second pin hole (24) is communicated with the through hole (25), and a latch is slidably connected in the middle.
4. A locking sewing machine needle bar securing mechanism as claimed in claim 3, characterized in that the mounting block (1) is entirely cylindrical.
5. The locking and sewing machine needle bar fixing mechanism according to claim 4, wherein the side of the fixing block (6) close to the first rod body (21) is fixedly connected with an anti-slip pad (75).
6. The anti-loosening sewing machine needle bar fixing mechanism according to claim 5, wherein the connecting block (5) is tapered and provided with a cylindrical hole in the middle.
7. The anti-loosening sewing machine needle bar fixing mechanism according to claim 6, wherein the threaded connecting rod (3) is provided with a first pin hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322927093.XU CN220907855U (en) | 2023-10-31 | 2023-10-31 | Locking sewing machine needle bar fixed establishment that moves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322927093.XU CN220907855U (en) | 2023-10-31 | 2023-10-31 | Locking sewing machine needle bar fixed establishment that moves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220907855U true CN220907855U (en) | 2024-05-07 |
Family
ID=90920461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322927093.XU Active CN220907855U (en) | 2023-10-31 | 2023-10-31 | Locking sewing machine needle bar fixed establishment that moves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220907855U (en) |
-
2023
- 2023-10-31 CN CN202322927093.XU patent/CN220907855U/en active Active
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