CN208309115U - A kind of thread-loosening device for sewing machine - Google Patents
A kind of thread-loosening device for sewing machine Download PDFInfo
- Publication number
- CN208309115U CN208309115U CN201820403834.0U CN201820403834U CN208309115U CN 208309115 U CN208309115 U CN 208309115U CN 201820403834 U CN201820403834 U CN 201820403834U CN 208309115 U CN208309115 U CN 208309115U
- Authority
- CN
- China
- Prior art keywords
- thread
- mounting plate
- pedestal
- screw rod
- sewing machine
- 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.)
- Expired - Fee Related
Links
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses a kind of thread-loosening devices for sewing machine, including adjusting handle, screw rod, spiro rod support, pedestal, mounting plate, the screw rod is provided on the adjusting handle, the side of the screw rod is provided with the spiro rod support, the pedestal is provided with below the spiro rod support, the mounting plate is provided with above the pedestal, the side of the mounting plate is provided with loose ends electromagnet, the side of the loose ends electromagnet is provided with power supply line, the side of the power supply line is provided with power supply, shaft is provided on the mounting plate, rotating lever is provided in the shaft, the side of the rotating lever is provided with thread tension releasing lever support base, thread tension releasing lever is provided on the thread tension releasing lever support base.Beneficial effect is: screw rod drives mounting plate to move left and right, and has adjusted the length that rotating lever is swung to the right, indirectly also has adjusted the distance that thread tension releasing lever moves right, to realize the adjusting to different loose ends degree, apparatus structure is simple, occupies little space.
Description
Technical field
The utility model relates to sewing machine device fields, and in particular to a kind of thread-loosening device for sewing machine.
Background technique
Sewing machine is formed one or more stitchings on sewing, is made one or more layers seam with one or more sewing thread
The machine that material interweaves or unites by a seam, fabrics and leather, plastics, the paper such as sewing function sewing cotton, fiber crops, silk, hair, staple fibre
Equal products, the stitching neat appearance stitched out, it is smooth securely, sewing velocity is fast, using simplicity, and derives hand push with it and embroider computer
The art forms such as embroidery.Tension disk is generally provided on sewing machine, the effect of tension disk is the tension disk in sewing machine work
Upper thread is clamped, makes upper thread that there is suitable elasticity, after sewing machine, when automatic shearing, tension disk cannot automatic pine
It opens, then needs to be arranged thread-loosening device control tension disk and unclamp automatically, thread-loosening device is using guy structure, existing equipment master
There is a problem of following: it is unstable, so that the quality different in size for influencing sewing, constructional device complexity etc. lack in trimming
Point.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of thread-loosening device for sewing machine.
The utility model achieves the above object through the following technical schemes:
A kind of thread-loosening device for sewing machine, including adjusting handle, screw rod, spiro rod support, pedestal, mounting plate, it is described
The screw rod is provided on adjusting handle, the side of the screw rod is provided with the spiro rod support, the lower section of the spiro rod support
It is provided with the pedestal, the mounting plate is provided with above the pedestal, the side of the mounting plate is provided with loose ends electromagnetism
Iron, the side of the loose ends electromagnet are provided with power supply line, and the side of the power supply line is provided with power supply, sets on the mounting plate
It is equipped with shaft, rotating lever is provided in the shaft, the side of the rotating lever is provided with thread tension releasing lever support base, the pine
It is arranged on line bar support base
There is thread tension releasing lever, the side of the thread tension releasing lever is provided with reset spring, and the side of the reset spring is provided with clamp
Device is provided with slideway on the pedestal.
In above structure, the power supply is connected, the loose ends electromagnet generates magnetic force and inhales the lower section of the rotating lever
Firmly, under the action of the shaft, the top of the rotating lever is run to the right, so that the thread tension releasing lever is pushed to move right,
The thread tension releasing lever acts on the tension disk, realizes the release to sewing machine thread, adjusts the adjusting handle, the screw rod rotation
Turn to drive the mounting plate movement, the movement of the mounting plate drives the rotating lever movement, the movement of the rotating lever
The length that the thread tension releasing lever is run to the right is directly affected, realizes the different degrees of adjusting of loose ends.
In order to realize different loose ends degree adjusting simplify device structure and space, the adjusting handle with it is described
By being welded to connect, the screw rod is connected through a screw thread screw rod with the spiro rod support.
In order to realize different loose ends degree adjusting simplify device structure and space, the spiro rod support with it is described
Pedestal is by being welded to connect, and the pedestal is with the mounting plate by being slidably connected.
In order to realize that the adjusting of different loose ends degree simplifies structure and the space of device, the pedestal and the loose ends
Electromagnet is bolted, and the mounting plate and the shaft pass through welded connecting.
In order to realize that the adjusting of different loose ends degree simplifies structure and the space of device, the shaft and the rotation
Driving lever is by rotation connection, and the thread tension releasing lever support base is with the thread tension releasing lever by being slidably connected.
In order to realize that the adjusting of different loose ends degree simplifies structure and the space of device, the pedestal and the slideway
By inlaying connection, the mounting plate is connect with the screw rod by bearing.
In order to realize different loose ends degree adjusting simplify device structure and space, the reset spring with it is described
Tension disk is connected by screw to, and the pedestal is connected by screw to the power supply.
Beneficial effect is: screw rod drives mounting plate to move left and right, and has adjusted the length that rotating lever is swung to the right, indirectly
The distance for also having adjusted thread tension releasing lever and moving right, to realize the adjusting to different loose ends degree, apparatus structure is simple, accounts for
It is small with space.
Detailed description of the invention
Fig. 1 is a kind of main view of thread-loosening device for sewing machine described in the utility model；
Fig. 2 is a kind of pedestal partial structural diagram of thread-loosening device for sewing machine described in the utility model；
Fig. 3 is a kind of left view of thread-loosening device for sewing machine described in the utility model.
The reference numerals are as follows:
1, adjusting handle；2, screw rod；3, spiro rod support；4, pedestal；5, mounting plate；6, rotating lever；7, loose ends electromagnet；
8, power supply line；9, power supply；10, shaft；11, thread tension releasing lever support base；12, thread tension releasing lever；13, reset spring；14, tension disk；15, sliding
Road.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Figure 1-Figure 3, a kind of thread-loosening device for sewing machine, including adjusting handle 1, screw rod 2, spiro rod support 3,
Pedestal 4, mounting plate 5, screw rod 2 is provided on adjusting handle 1, and adjusting handle 1 is used for the operating of adjusting screw rod 2, the side of screw rod 2
It is provided with spiro rod support 3, for spiro rod support 3 for installing screw rod 2, the lower section of spiro rod support 3 is provided with pedestal 4, the top of pedestal 4
It is provided with mounting plate 5, for mounting plate 5 for installing fixed rotating lever 6, the side of mounting plate 5 is provided with loose ends electromagnet 7, pine
Line electromagnet 7 is used to generate magnetic force, the side of loose ends electromagnet 7 is provided with power supply line 8, and the side of power supply line 8 is provided with power supply
9, shaft 10 is provided on mounting plate 5, rotating lever 6 is provided in shaft 10, rotating lever 6 is for pushing thread tension releasing lever 12 to transport
Dynamic, the side of rotating lever 6 is provided with thread tension releasing lever support base 11, and thread tension releasing lever support base 11 is used to support installation thread tension releasing lever 12, pine
Thread tension releasing lever 12 is provided on line bar support base 11, for making 14 loose ends of tension disk, the side of thread tension releasing lever 12 is provided with thread tension releasing lever 12
Reset spring 13, for reset spring 13 for resetting thread tension releasing lever 12, the side of reset spring 13 is provided with tension disk 14, pedestal 4
On be provided with slideway 15, the channel that slideway 15 is used to that mounting plate 5 to be made to move.
In above structure, 9 are powered on, loose ends electromagnet 7 generates magnetic force and the lower section of rotating lever 6 is sucked,
Under the action of shaft 10, the top of rotating lever 6 is run to the right, so that thread tension releasing lever 12 is pushed to move right, pine
Line bar 12 acts on tension disk 14, realizes the release to sewing machine thread, adjusts adjusting handle 1, and the rotation of screw rod 2 drives mounting plate
The movement of 5 movements, mounting plate 5 drives rotating lever 6 to move, and the movement of rotating lever 6 directly affects thread tension releasing lever 12 and runs to the right
Length, realize the different degrees of adjusting of loose ends.
In order to realize that the adjusting of different loose ends degree simplifies structure and the space of device, adjusting handle 1 and screw rod 2 are logical
Cross welded connecting, screw rod 2 is connected through a screw thread with spiro rod support 3, spiro rod support 3 and pedestal 4 by being welded to connect, pedestal 4 with
By being slidably connected, pedestal 4 is bolted mounting plate 5 with loose ends electromagnet 7, and mounting plate 5 and shaft 10 are connected by welding
Connect, shaft 10 and rotating lever 6 by rotation connection, thread tension releasing lever support base 11 and thread tension releasing lever 12 by being slidably connected, pedestal 4 and
By inlaying connection, mounting plate 5 is connect with screw rod 2 by bearing slideway 15, and reset spring 13 and tension disk 14 are connected by screw
It connects, pedestal 4 is connected by screw to power supply 9.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. a kind of thread-loosening device for sewing machine, it is characterised in that: including adjusting handle (1), screw rod (2), spiro rod support
(3), pedestal (4), mounting plate (5) are provided with the screw rod (2) on the adjusting handle (1), and the side of the screw rod (2) is set
It is equipped with the spiro rod support (3), is provided with the pedestal (4) below the spiro rod support (3), the top of the pedestal (4)
It is provided with the mounting plate (5), the side of the mounting plate (5) is provided with loose ends electromagnet (7), the loose ends electromagnet (7)
Side be provided with power supply line (8), the side of the power supply line (8) is provided with power supply (9), is provided on the mounting plate (5)
Shaft (10) is provided with rotating lever (6) on the shaft (10), and the side of the rotating lever (6) is provided with thread tension releasing lever branch
It supports seat (11), is provided with thread tension releasing lever (12) on the thread tension releasing lever support base (11), the side of the thread tension releasing lever (12) is provided with multiple
Position spring (13), the side of the reset spring (13) are provided with tension disk (14), are provided with slideway on the pedestal (4)
(15).
2. a kind of thread-loosening device for sewing machine according to claim 1, it is characterised in that: the adjusting handle (1)
With the screw rod (2) by being welded to connect, the screw rod (2) is connected through a screw thread with the spiro rod support (3).
3. a kind of thread-loosening device for sewing machine according to claim 1, it is characterised in that: the spiro rod support (3)
With the pedestal (4) by being welded to connect, the pedestal (4) is with the mounting plate (5) by being slidably connected.
4. a kind of thread-loosening device for sewing machine according to claim 1, it is characterised in that: the pedestal (4) and institute
It states loose ends electromagnet (7) to be bolted, the mounting plate (5) and the shaft (10) pass through welded connecting.
5. a kind of thread-loosening device for sewing machine according to claim 1, it is characterised in that: the shaft (10) and institute
Rotating lever (6) are stated by rotation connection, the thread tension releasing lever support base (11) is with the thread tension releasing lever (12) by being slidably connected.
6. a kind of thread-loosening device for sewing machine according to claim 1, it is characterised in that: the pedestal (4) and institute
Slideway (15) are stated by inlaying connection, the mounting plate (5) is connect with the screw rod (2) by bearing.
7. a kind of thread-loosening device for sewing machine according to claim 1, it is characterised in that: the reset spring (13)
It is connected by screw to the tension disk (14), the pedestal (4) is connected by screw to the power supply (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820403834.0U CN208309115U (en) | 2018-03-23 | 2018-03-23 | A kind of thread-loosening device for sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820403834.0U CN208309115U (en) | 2018-03-23 | 2018-03-23 | A kind of thread-loosening device for sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208309115U true CN208309115U (en) | 2019-01-01 |
Family
ID=64720936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820403834.0U Expired - Fee Related CN208309115U (en) | 2018-03-23 | 2018-03-23 | A kind of thread-loosening device for sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208309115U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111334945A (en) * | 2019-12-31 | 2020-06-26 | 浙江美机缝纫机有限公司 | Thread clamping tension adjusting device of sewing machine |
-
2018
- 2018-03-23 CN CN201820403834.0U patent/CN208309115U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111334945A (en) * | 2019-12-31 | 2020-06-26 | 浙江美机缝纫机有限公司 | Thread clamping tension adjusting device of sewing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203451791U (en) | Automatic feeding device of flat-end buttonhole lockstitching machine | |
| WO2015147118A1 (en) | Embroidery machine able to sew cord material | |
| CN101876128A (en) | Presser foot independent driving mechanism for embroidery machine | |
| CN208309115U (en) | A kind of thread-loosening device for sewing machine | |
| CN202347240U (en) | Cloth dragging device for auxiliary device of sewing machine | |
| CN204162886U (en) | Waist of trousers lead-in folder bundling device | |
| CN210596528U (en) | Presser foot assembly of sewing machine | |
| CN212077304U (en) | Automatic sewing machine with movable sewing machine head | |
| CN204138891U (en) | A kind of overlock machine with automatic tangent function | |
| CN205934353U (en) | Rubber band sews up alignment structure of machine | |
| CN112281329B (en) | Thread clamping device of sewing machine | |
| CN202626600U (en) | Crease-resist structure for sewing machine | |
| CN207958690U (en) | A kind of three-dimensional feed sewing machine that can fix cloth | |
| CN208618071U (en) | A kind of sewing machine for electric vehicle seat cushion set | |
| CN217809982U (en) | Sewing machine auxiliary device capable of achieving automatic processing | |
| CN111270428A (en) | Automatic sewing machine with movable sewing machine head | |
| CN111893659A (en) | Rack for sewing thread | |
| CN214529591U (en) | Pressure regulating presser foot for sewing machine | |
| CN220364703U (en) | Plush toy stitching machine | |
| CN112226924B (en) | Sewing machine needle distance control mechanism capable of self-locking thread end | |
| CN208071931U (en) | Self-feeding pattern sewing machine for Intelligent baby carriage | |
| CN210048937U (en) | Pushing device of sewing machine | |
| CN203411786U (en) | Independent numerical control presser foot structure for embroidering machine | |
| CN221645264U (en) | Prevent bird's nest subassembly, fastener and have its sewing machine | |
| CN215668473U (en) | Ribbon stripping and edging device of five-thread overedger |
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: 20190101 Termination date: 20210323 |