CN209066119U - A kind of built-in tension force of facial suture regulating mechanism - Google Patents
A kind of built-in tension force of facial suture regulating mechanism Download PDFInfo
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- CN209066119U CN209066119U CN201821656318.5U CN201821656318U CN209066119U CN 209066119 U CN209066119 U CN 209066119U CN 201821656318 U CN201821656318 U CN 201821656318U CN 209066119 U CN209066119 U CN 209066119U
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- hole
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- clamp
- stepper motor
- tension force
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Abstract
The utility model relates to stitching process fields, and in particular to a kind of built-in tension force of facial suture regulating mechanism.The utility model overall mechanism is largely built in casing internal, and by the flexible of spring, when making sewing different-thickness sewing, upper thread stitching remains stable, and sewing thread trace is more beautiful.The utility model use and technical solution includes stepper motor, stepper motor and mounting plate are connected, the axis connection of eccentric mechanism and stepper motor, the eccentric shaft of eccentric mechanism is connect with connecting rod and retaining ring, the other end of connecting rod is connect with slide, and wire clipping component is arranged in the blind hole of slide, is arranged with spring on wire clipping component, one end of spring is connect with slide, the hole connection that the crimping of the other end and wire clipping component nails on.
Description
Technical field
The utility model relates to stitching process fields, and in particular to a kind of built-in tension force of facial suture regulating mechanism.
Background technique
The tension force of facial suture adjustment mechanism of conventional sewing machine at present is to compress tower spring realization upper thread by can be manually rotated knob
Power is adjusted.The exposed protrusion of overall structure is cumbersome, for different-thickness sewing all again turning knob adjust tension force of facial suture, repeat
Property the useless amount of labour it is big, reduce production efficiency；And big due to manually adjusting error, tension force of facial suture variation is inaccurate, upper thread
The too big then sewing of power wrinkles, and tension force of facial suture is too small, plays wire loop, and upper thread stitching is inconsistent, leads to sewing efficiency unsightly.
Utility model content
In view of this, the present invention provides a kind of built-in tension force of facial suture regulating mechanism, overall mechanism is largely built-in
In casing internal, realize that tension force of facial suture is adjusted by stepper motor extension spring, and can press by the touch on operation panel
Key control stepper motor rotational angle, accurately controls tension force of facial suture；It is different according to sewing thickness in sewing process, stepping electricity
Chance adjusts amount of spin in real time, and tension force of facial suture changes with sewing thickness change, so that upper thread stitching is kept to stablize, it is entire to sew
Stitching is stablized beautiful in the process.
In order to solve the problems existing in the prior art, the technical solution of the utility model is: a kind of built-in tension force of facial suture tune
Save mechanism, it is characterised in that: including stepper motor, mounting plate, eccentric mechanism, retaining ring, connecting rod, slide, tension spring, wire clipping component；
The structure of the eccentric mechanism is the cylindricality that one end is provided with boss, cylindrical to be provided centrally with hole, with hole phase
Branch tieholen is set on vertical cylindrical outer wall, is provided with eccentric shaft on the outside of boss；
The slide is that one end is provided with blind hole, the axial workpiece of one end fluting, is provided on the two sidewalls of slot opposite
The through-hole answered is provided with convex block on the blind hole end of slide, is provided with through-hole on convex block；
The mounting plate and stepper motor is connected, and mounting plate is provided centrally with through-hole, and the cylindricality of eccentric mechanism passes through peace
The centre bore of loading board is sheathed on the axle sleeve of stepper motor and is propped up tightly, on the eccentric shaft of the eccentric mechanism by fastening nail
It is successively arranged with connecting rod and retaining ring, the other end of the connecting rod protrudes into slide fluting, and connects by pin and realize rotation；
The structure of the wire clipping component includes clamp pole support, clamp drum, dynamic cable-clamping disc, crimping nail；The axis of the crimping nail
On be provided with hole, the clamp drum is the graded axial type of T-shape, is provided centrally with through-hole, the multi-diameter shaft of clamp drum
It is sheathed on the inner hole of clamp pole support, and it is tightly limited by the fastening nail branch on clamp pole support and is axially rotated；Dynamic clamp
Disk is sheathed on the axis of crimping nail, and the axis of crimping nail passes through clamp drum, tension spring protrudes into the blind hole of slide, and can realize cunning
Dynamic, one end of tension spring and the hole on slide convex block are socketed, and the hole that the other end and crimping nail on is socketed.
The upper end of the mounting plate is extended with engaging lug, and engaging lug is connect with casing.
Cushion is provided between the dynamic cable-clamping disc and the large end face of crimping nail.
Compared with prior art, as follows the advantages of the utility model:
1, originally practical new built-in tension force of facial suture regulating mechanism is integrally built-in and casing internal, tailored appearance；
2, the utility model realizes that tension force of facial suture is adjusted by extension spring, opposite with traditional mechanism；
3, the tension force of facial suture of the utility model is driven by stepper motor, parameter visualization, and adjustment is simple；
4, when the utility model can make sewing different-thickness sewing, upper thread stitching remains stable, and sewing thread trace is more
Add beauty.
Detailed description of the invention
Fig. 1 is the assembling schematic diagram of the utility model；
Fig. 2 is the utility model wire clipping component structural schematic diagram；
Fig. 3 is that the utility model assembles splitted construction schematic diagram；
Fig. 4 is the utility model eccentric mechanism structural schematic diagram；
Fig. 5 is the utility model slide structural schematic diagram；
Fig. 6 is the utility model crimping pin structure schematic diagram；
Fig. 7 is the utility model clamp Bobbin structure schematic diagram；
In figure: description of symbols: 1- stepper motor, 2- mounting plate, 3- eccentric mechanism, 4- retaining ring, 5- connecting rod, 6- pin
Nail, 7- slide, 8-tension springs；9- wire clipping component；10- upper thread；
9-1 clamp pole support, 9-2 clamp drum, 9-3 move cable-clamping disc, 9-4 cushion, 9-5 crimping nail.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
A kind of built-in tension force of facial suture regulating mechanism (referring to figures 1-3) of the utility model, including stepper motor 1, installation
Plate 2, eccentric mechanism 3, retaining ring 4, connecting rod 5, slide 7, tension spring 8, wire clipping component 9；
Referring to fig. 4: the structure of above-mentioned eccentric mechanism 3 is the cylindricality that one end is provided with boss, cylindrical to be provided centrally with hole,
The axle sleeve of stepper motor is set in hole, branch tieholen is arranged on perpendicular cylindrical outer wall with hole, and tight by the branch in branch tieholen
Screw branch is tight, eccentric shaft is provided on the outside of boss, excentric sleeve is in the hole on connecting rod 5 and can be freely rotated around it；
Referring to Fig. 5: above-mentioned slide 7 is that one end is provided with blind hole, the cylindricality of one end fluting, is provided with phase on the two sidewalls of slot
Corresponding through-hole is provided with convex block on the blind hole end of slide 7, is provided with through-hole on convex block；
Referring to Fig. 3: above-mentioned mounting plate 2 is connected with stepper motor 1, and mounting plate 2 is provided centrally with through-hole, eccentric mechanism 3
The centre bore that cylindricality passes through mounting plate 2 is sheathed on the axle sleeve of stepper motor 1 and props up tight, described bias song by fastening nail
Successively it is arranged with connecting rod 5 and retaining ring 4 on the eccentric shaft of handle, the other end of the connecting rod 5 protrudes into slide 7 slots, and passes through
Rotation is realized in the connection of pin 6；The structure of the wire clipping component 9 includes clamp pole support 9-1, clamp drum 9-2(referring to figure
7) cable-clamping disc 9-3, cushion 9-4, crimping nail 9-5(, are moved referring to Fig. 6)；It is provided with hole on the axis of the crimping nail 9-5, institute
The clamp drum 9-2 stated is the graded axial type of T-shape, is provided centrally with through-hole, the multi-diameter shaft of clamp drum 9-2 is sheathed on folder
The inner hole of line bar bracket 9-1, and it is tightly limited by the fastening nail branch on clamp pole support 9-1 and is axially rotated；Dynamic cable-clamping disc
9-3 and cushion 9-4 is sheathed on the axis of crimping nail 9-5, and the axis of crimping nail 9-5 passes through clamp drum 9-2, tension spring 8 protrudes into drawing
In the blind hole of cylinder 7, and it can realize sliding, one end of tension spring 8 and the hole on 7 convex block of slide are socketed, on the other end and crimping nail 9-5
Hole socket；The axle sleeve of crimping nail 9-5 is connected to clamp drum 9-2 inner hole and can slide along its inner hole, and upper thread is in clamp
Between drum 9-2 and dynamic cable-clamping disc 9-3, clamping force size and tension force of facial suture size between clamp drum 9-2 and dynamic cable-clamping disc 9-3
It is corresponding.
The upper end of above-mentioned mounting plate 2 is extended with engaging lug, and engaging lug is connect with casing.
Above-mentioned clamp pole support 9-1 is anchored on casing by screw.
Above-mentioned tension force of facial suture is adjusted by controlling 1 rotational angle of stepper motor, is adjusted more accurate.
Above-mentioned pin 6, slide 7, tension spring 8,9-1 clamp pole support are built in casing internal, external more succinct.
Above-mentioned tension force of facial suture is realized by the stretching of tension spring 8, is different from tradition by compression tower spring and is realized tension force of facial suture tune
Section.
The utility model tension force of facial suture is realized by the stretching of tension spring 8, is different from tradition by compression tower spring and is realized upper thread
Tension adjustment.
The course of work of the utility model:
In sewing process, when sewing thickens, stepper motor 1 drives eccentric mechanism 3 to rotate forward, and connecting rod 5 is with eccentric bent
Handle 3 and move so that slide 7 moves downward, tension spring 8 is stretched, and it is fixed that tension disc 9-5 makes under the pulling force effect of tension spring 8
Cable-clamping disc 9-2 and dynamic cable-clamping disc 9-3 fitting, and the pulling force of tension spring 8 is passed into dynamic cable-clamping disc 9-2, clamp drum 9-2 and dynamic folder
Clamping force is formed between drum 9-3, upper thread 10 is between clamp drum 9-2 and dynamic cable-clamping disc 9-3, and slide 7 is got over to left dislocation
Greatly, 8 amount of tension of tension spring is bigger, and clamping force is bigger between clamp drum 9-2 and dynamic cable-clamping disc 9-3, i.e., tension force of facial suture increases；Sewing
When thinning, stepper motor 1 drives eccentric mechanism 3 to rotate backward, and connecting rod 5 and slide 7 move right, and 8 amount of tension of tension spring reduces, fixed
Clamping force reduces between cable-clamping disc 9-2 and dynamic cable-clamping disc 9-3, and tension force of facial suture reduces.Tension force of facial suture thickens with sewing and is become larger, with
Sewing is thinning and becomes smaller, upper thread stitching all-the-time stable, and sewing efficiency is beautiful.
The above, the only preferred embodiment of the utility model, are not intended to limit the protection of the utility model
Range.
Claims (3)
1. a kind of built-in tension force of facial suture regulating mechanism, it is characterised in that: including stepper motor (1), mounting plate (2), eccentric song
Handle (3), retaining ring (4), connecting rod (5), slide (7), tension spring (8), wire clipping component (9)；
The structure of the eccentric mechanism (3) is the cylindricality that one end is provided with boss, cylindrical to be provided centrally with hole, is mutually hung down with hole
Branch tieholen is set on straight cylindrical outer wall, is provided with eccentric shaft on the outside of boss；
The slide (7) is that one end is provided with blind hole, the axial workpiece of one end fluting, is provided on the two sidewalls of slot corresponding
Through-hole, be provided with convex block on the blind hole end of slide (7), be provided with through-hole on convex block；
The mounting plate (2) and stepper motor (1) is connected, and mounting plate (2) is provided centrally with through-hole, the column of eccentric mechanism (3)
The centre bore that shape passes through mounting plate (2) is sheathed on the axle sleeve of stepper motor (1) and props up tight, described bias by fastening nail
Connecting rod (5) and retaining ring (4) are successively arranged on the eccentric shaft of crank, the other end of the connecting rod (5) protrudes into slide (7) fluting
It is interior, and rotation is realized by pin (6) connection；The structure of the wire clipping component (9) includes clamp pole support (9-1), clamp
Drum (9-2), dynamic cable-clamping disc (9-3), crimping nail (9-5)；It is provided with hole on the axis of the crimping nail (9-5), described determines
Cable-clamping disc (9-2) is the graded axial type of T-shape, is provided centrally with through-hole, the multi-diameter shaft of clamp drum (9-2) is sheathed on clamp
The inner hole of pole support (9-1), and it is tightly limited by the fastening nail branch on clamp pole support (9-1) and is axially rotated；Dynamic clamp
Disk (9-3) is sheathed on the axis of crimping nail (9-5), and the axis of crimping nail (9-5) passes through clamp drum (9-2), tension spring (8) protrudes into drawing
In the blind hole of cylinder (7), and it can realize sliding, one end of tension spring (8) and the hole on slide (7) convex block are socketed, the other end and crimping
Follow closely the hole socket on (9-5).
2. a kind of built-in tension force of facial suture regulating mechanism according to claim 1, it is characterised in that: the mounting plate
(2) upper end is extended with engaging lug, and engaging lug is connect with casing.
3. a kind of built-in tension force of facial suture regulating mechanism according to claim 1 or 2, it is characterised in that: the dynamic folder
Cushion (9-4) is provided between drum (9-3) and the large end face of crimping nail (9-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821656318.5U CN209066119U (en) | 2018-10-12 | 2018-10-12 | A kind of built-in tension force of facial suture regulating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821656318.5U CN209066119U (en) | 2018-10-12 | 2018-10-12 | A kind of built-in tension force of facial suture regulating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN209066119U true CN209066119U (en) | 2019-07-05 |
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ID=67094732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821656318.5U Active CN209066119U (en) | 2018-10-12 | 2018-10-12 | A kind of built-in tension force of facial suture regulating mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411830A (en) * | 2019-07-26 | 2019-11-05 | 安徽珍瑾服装有限公司 | A kind of biomass fiber stretching detection device |
| CN111235773A (en) * | 2020-03-23 | 2020-06-05 | 杰克缝纫机股份有限公司 | Sewing machine and upper thread tension adjusting and bird nest reducing device thereof |
-
2018
- 2018-10-12 CN CN201821656318.5U patent/CN209066119U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411830A (en) * | 2019-07-26 | 2019-11-05 | 安徽珍瑾服装有限公司 | A kind of biomass fiber stretching detection device |
| CN111235773A (en) * | 2020-03-23 | 2020-06-05 | 杰克缝纫机股份有限公司 | Sewing machine and upper thread tension adjusting and bird nest reducing device thereof |
| CN111235773B (en) * | 2020-03-23 | 2021-12-21 | 浙江杰克智能缝制科技有限公司 | Sewing machine and upper thread tension adjusting and bird nest reducing device thereof |
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