CN216338346U - Thread hooking device of sewing machine - Google Patents
Thread hooking device of sewing machine Download PDFInfo
- Publication number
- CN216338346U CN216338346U CN202122430488.XU CN202122430488U CN216338346U CN 216338346 U CN216338346 U CN 216338346U CN 202122430488 U CN202122430488 U CN 202122430488U CN 216338346 U CN216338346 U CN 216338346U
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- Prior art keywords
- cutter body
- body support
- cylinder
- sewing machine
- blade
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- 238000009958 sewing Methods 0.000 title claims abstract description 17
- 239000012634 fragment Substances 0.000 claims description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model belongs to the field of sewing machines, and particularly relates to a thread hooking device of a sewing machine, which comprises a cutter body support, wherein a cylinder is installed on one side of the cutter body support, the output end of the cylinder extends onto the cutter body support, a fixed block is arranged at the top of the cutter body support, the output end of the cylinder is installed on the fixed block, a movable blade is installed on the fixed block, a fixed blade is installed on the cutter body support through a flat head screw, the movable blade is located between the fixed blade and the cutter body support, a lower elastic sheet is arranged at the bottom of the cutter body support, and an upper elastic sheet is arranged at the bottom of the lower elastic sheet. The contact surface of the elastic sheet and the moving blade is changed into a bearing, the bearing rotates along with the movement of the moving blade from surface contact to point contact, so that the stability, the durability, the low noise and the low friction of the blade are improved, the groove bearing can be replaced by the bearing, two functions of wire clamping and wire non-clamping are realized, the cost performance is high, and the service life is prolonged by more than 40%.
Description
Technical Field
The utility model relates to the technical field of sewing machines, in particular to a thread hooking device of a sewing machine.
Background
The thread hooking device of the existing sewing machine has the defects of frequent cutter breakage, loud sound, non-wear-resistant elastic sheet and short service life.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a thread hooking device of a sewing machine.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a sewing machine colludes traditional thread binding putting, includes cutter body support, the cylinder is installed to one side of cutter body support, and the output of cylinder extends to on the cutter body support, the top of cutter body support is provided with the fixed block, and the output of cylinder installs on the fixed block, install the knife section on the fixed block, install the stationary blade through the crew cut screw on the cutter body support, and the knife section is located between stationary blade and the cutter body support, the bottom of cutter body support is provided with down the shell fragment, and the bottom of lower shell fragment is provided with the shell fragment, and goes up the shell fragment and pass through the fix with screw on the cutter body support, install the bearing pin down on the shell fragment, and cup jointed the bearing on the bearing pin.
Preferably, cylinder joints are installed on two sides of the bottom of the cylinder.
Preferably, the output end of the air cylinder is fixed on the fixing block through a first nut.
Preferably, the cylinder is fixed on the cutter body bracket through a second nut.
Preferably, the cutter body support is of an L-shaped structure, and the air cylinder is installed on the vertical section of the cutter body support.
In the thread hooking device of the sewing machine, the contact surface of the elastic sheet and the movable knife is changed into the bearing, the bearing is changed from surface contact to point contact, the bearing can rotate along with the movement of the movable knife, so that the stability, the durability, the low noise and the low friction of the blade are improved, the groove bearing can be replaced by the bearing, the two functions of thread clamping and thread non-clamping are realized, the cost performance is high, and the service life is prolonged by more than 40%.
Drawings
Fig. 1 is a schematic structural view of a thread hooking device of a sewing machine according to the present invention.
In the figure: the device comprises a fixed block 1, a fixed blade 2, a movable blade 3, a first nut 4, a flat head screw 5, a second nut 6, a lower elastic sheet 7, an upper elastic sheet 8, a bearing 9, a bearing pin 10, an air cylinder joint 11, a cutter body bracket 12 and an air cylinder 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, a thread hooking device of a sewing machine, including a cutter body support 12, a cylinder 13 is installed on one side of the cutter body support 12, and an output end of the cylinder 13 extends to the cutter body support 12, a top of the cutter body support 12 is provided with a fixing block 1, and an output end of the cylinder 13 is installed on the fixing block 1, a moving blade 3 is installed on the fixing block 1, a fixed blade 2 is installed on the cutter body support 12 through a flat head screw 5, and the moving blade 3 is located between the fixed blade 2 and the cutter body support 12, a lower elastic sheet 7 is arranged at the bottom of the cutter body support 12, an upper elastic sheet 8 is arranged at the bottom of the lower elastic sheet 7, and the upper elastic sheet 8 is fixed on the cutter body support 12 through a screw, a bearing pin 10 is installed on the lower elastic sheet 7, and a bearing 9 is sleeved on the bearing pin 10.
In the present invention, cylinder joints 11 are installed on both sides of the bottom of the cylinder 13.
In the utility model, the output end of the air cylinder 13 is fixed on the fixed block 1 through the first screw cap 4.
In the utility model, the air cylinder 13 is fixed on the cutter body bracket 12 through the second nut 6.
In the present invention, the cutter body holder 12 is an L-shaped structure, and the cylinder 13 is installed on the vertical section of the cutter body holder 12.
In the utility model, the contact surface of the lower elastic sheet and the movable blade is changed into a bearing, the bearing rotates along with the movement of the movable blade from surface contact to point contact, so that the stability, durability, low noise and low friction of the blade are improved, and the groove bearing can be replaced by the bearing, so that two functions of wire clamping and wire non-clamping are realized, the cost performance is high, and the service life is prolonged by more than 40%.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a sewing machine colludes traditional thread binding putting, its characterized in that, includes cutter body support (12), cylinder (13) is installed to one side of cutter body support (12), and the output of cylinder (13) extends to on cutter body support (12), the top of cutter body support (12) is provided with fixed block (1), and the output of cylinder (13) installs on fixed block (1), install knife section (3) on fixed block (1), install stationary blade (2) through flat head screw (5) on cutter body support (12), and knife section (3) are located between stationary blade (2) and cutter body support (12), the bottom of cutter body support (12) is provided with down shell fragment (7), and the bottom of lower shell fragment (7) is provided with shell fragment (8), and goes up shell fragment (8) and fix with screw on cutter body support (12), install bearing pin (10) down on shell fragment (7), and a bearing (9) is sleeved on the bearing pin (10).
2. A sewing machine thread take-off device according to claim 1, characterized in that the cylinder (13) is provided with cylinder joints (11) on both sides of the bottom thereof.
3. A sewing machine thread hooking device according to claim 1, characterized in that the output end of said cylinder (13) is fixed to the fixed block (1) by means of a first nut (4).
4. A sewing machine thread take-off device according to claim 1, characterized in that the cylinder (13) is secured to the cutter body holder (12) by means of a second nut (6).
5. The thread hooking device of sewing machine according to claim 1, wherein the cutter body bracket (12) is of an L-shaped structure, and the cylinder (13) is mounted on a vertical section of the cutter body bracket (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122430488.XU CN216338346U (en) | 2021-10-09 | 2021-10-09 | Thread hooking device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122430488.XU CN216338346U (en) | 2021-10-09 | 2021-10-09 | Thread hooking device of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216338346U true CN216338346U (en) | 2022-04-19 |
Family
ID=81174437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122430488.XU Active CN216338346U (en) | 2021-10-09 | 2021-10-09 | Thread hooking device of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216338346U (en) |
-
2021
- 2021-10-09 CN CN202122430488.XU patent/CN216338346U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sewing machine hooking device Granted publication date: 20220419 Pledgee: Zhejiang Taizhou Jiaojiang Rural Commercial Bank Co.,Ltd. Pledgor: Taizhou Yingxin Technology Co.,Ltd. Registration number: Y2024330000827 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |