CN208649607U - Sewing machine cloth-dragging wheel apparatus - Google Patents
Sewing machine cloth-dragging wheel apparatus Download PDFInfo
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- CN208649607U CN208649607U CN201821053656.XU CN201821053656U CN208649607U CN 208649607 U CN208649607 U CN 208649607U CN 201821053656 U CN201821053656 U CN 201821053656U CN 208649607 U CN208649607 U CN 208649607U
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- wheel
- sewing machine
- main shaft
- bracket
- dial
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Abstract
The utility model proposes a kind of sewing machine cloth-dragging wheel apparatus, including bracket, main shaft on the bracket, it is connected at the driven wheel of the main shaft one end, set on the main shaft other end and the connecting rod that is fixedly connected with its top with main shaft, the connector sleeve being rotatably connected with the bottom end of the connecting rod, unilateral bearing on the connector sleeve and the idler wheel being supported on the unilateral bearing, the top of connecting rod is connect with spindle eccentricity, driven wheel is connect by driving member with the driving wheel on sewing machine, crossbeam is rotationally also equipped with by an axis body above main shaft on the bracket, operating stick is equipped with above crossbeam, operating stick is rotatably arranged on bracket, the bottom end of operating stick is equipped with cam, crossbeam corresponds to the end above idler wheel equipped with pull lever, the bottom end of pull lever is mutually fixed with connector sleeve.The sewing machine cloth-dragging wheel apparatus can apply tractive force backward to processing cloth on sewing machine, laborious from what is manually pulled.
Description
Technical field
The utility model relates to a kind of sewing device, in particular to a kind of sewing machine cloth-dragging wheel apparatus.
Background technique
In weaving, clothes production enterprise, sewing machine is commonly used cloth process equipment.Sewing machine be with one or
More sewing threads, form one or more stitchings on sewing, the machine for making one or more layers sewing interweave or unite by a seam.Seam
The machine of threading can sew the products such as the fabrics such as cotton, fiber crops, silk, hair, staple fibre and leather, plastics, paper, and the stitching stitched out is neatly beautiful
It sees, is smooth secured, sewing velocity is fast, uses simplicity.In order to make cloth not be stuck in sewing, sewing personnel need to pass through hand
It is continuous to draw material, it operates relatively elaborate.
Utility model content
The utility model proposes a kind of sewing machine cloth-dragging wheel apparatus, solves and expected arduously by manually drawing in the prior art
Problem.
The technical solution of the utility model is achieved in that
A kind of sewing machine cloth-dragging wheel apparatus including bracket, the main shaft on the bracket, is connected at the main shaft one end
Driven wheel, set on the main shaft other end and be fixedly connected with its top with main shaft connecting rod, rotatably connect with the bottom end of the connecting rod
Connector sleeve, the unilateral bearing on the connector sleeve and the idler wheel being supported on the unilateral bearing connect, the top of the connecting rod with
Spindle eccentricity connection, the driven wheel are connect by driving member with the driving wheel on sewing machine, on the bracket above main shaft also
It is rotationally equipped with a crossbeam by an axis body, an operating stick is equipped with above the crossbeam, which is rotatably arranged in branch
On frame, the bottom end of the operating stick is equipped with a cam, which corresponds to the end above idler wheel and be equipped with a pull lever, the pull lever
Bottom end is mutually fixed with connector sleeve.
Preferred embodiment is that the connecting rod is connect by a speed-ratio regulation component with spindle eccentricity, the speed-ratio regulation component packet
Include the dial positioned at outside and control panel that is being stacked on the inside of the dial and being set on main shaft, the center of the dial
Equipped with a perforation, the inner surface of the dial forms an eccentric groove extended along the periphery of perforation in centrifugal direction, the control panel
It is equipped with a strip groove, slideably contains a sliding block in the strip groove, the surface of the sliding block has protruded outward one slidably
Convex block in eccentric groove, the speed-ratio regulation component further include making its end across the top of connecting rod and the perforation of dial
Screw togather the screw being fixed on sliding block.
Preferred embodiment is that the speed-ratio regulation component further includes being located at control panel far from dial side and being inserted in bracket
On bolt, be additionally provided with multiple hole bodies worn for bolt in the control panel.
Preferred embodiment is the hole body setting that the lock bolt bar is arranged on bracket and its end is made to correspond to control panel,
The bolt in being also arranged with spring on the pin rod of its plunger side, mutually fix with plunger and bracket respectively by the both ends of the spring.
Preferred embodiment is that the idler wheel is silica gel wheel.
Preferred embodiment is that the outer surface of the silica gel wheel forms rough surface.
Preferred embodiment is that a wheel is additionally provided with below the idler wheel, which is metal wheel.
The utility model has the following beneficial effects:
The sewing machine cloth-dragging wheel apparatus of the utility model can apply tractive force backward to processing cloth on sewing machine, from
What is manually pulled is laborious.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model sewing machine cloth-dragging wheel apparatus;
Fig. 2 is the structural schematic diagram of another angle of Fig. 1;
Fig. 3 is the enlarged drawing of speed-ratio regulation components in Fig. 1;
Fig. 4 is the structural schematic diagram of dial inner surface in Fig. 3;
Fig. 5 is the structural schematic diagram that disc portion is controlled in Fig. 3.
In figure:
10, bracket;20, main shaft;30, driven wheel;40, connecting rod;50, connector sleeve;60, unilateral bearing;70, idler wheel;80, fast
Than adjusting component;81, dial;82, control panel;83, bolt;810, it perforates;811, eccentric groove;820, strip groove;821, sliding
Block;822, convex block;823, hole body;85, screw;86, spring;90, crossbeam;91, operating stick;92, cam;93, pull lever.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figures 1 and 2, which includes bracket 10, the main shaft 20 on the bracket 10, connects
The driven wheel 30 for being arranged in 20 one end of main shaft, company main shaft 20 other end set on this and be fixedly connected with its top with main shaft 20
Connector sleeve 50, the unilateral bearing 60 on the connector sleeve 50 and the support that the bottom end of bar 40 and the connecting rod 40 is rotatably connected
The top of idler wheel 70 on the unilateral bearing 60, the connecting rod 40 is connect with 20 bias of main shaft.In on main shaft 20 on the bracket 10
Side is also rotationally equipped with a crossbeam 90 by an axis body, is equipped with an operating stick 91 above the crossbeam 90, the operating stick 91 can
It is rotatably arranged on bracket 10, the operating stick 91
Bottom end be equipped with a cam 92, the end of corresponding 70 top of idler wheel of the crossbeam 90 is equipped with a pull lever 93, the pulling
The bottom end of bar 93 and connector sleeve 50 are fixed.
The driven wheel 30 is connect by driving members such as belt or chains with the driving wheel on sewing machine.In use, this is actively
Wheel rotation drives driven wheel 30 to rotate, and drives main shaft 20 to rotate by driven wheel 30, to make the top of connecting rod 40 around main shaft 20
Rotation, and then make the bottom end of connecting rod 40 that 50 swing of connector sleeve be driven to make 50 band of connector sleeve due to the setting of unilateral bearing 60
Dynamic idler wheel 70 discontinuously rotates in one direction always, and the direction is the side for promoting the cloth of sewing machine to be formed to rear side dilatory force
To.Setting by the sewing machine cloth-dragging wheel apparatus is to the tractive force of cloth application backward is processed on sewing machine, from manually
What is pulled is laborious.The idler wheel 70 can realize that its lift is put and operating operating stick 91, specifically can by moving the operating stick 91,
It is resisted against cam 92 below on crossbeam 90, connects crossbeam 90 and lifted on the end of pull lever 93, pull pull lever 93
Connector sleeve 50 is lifted up together with idler wheel 70, so that the upper lift of idler wheel 70 is realized, to facilitate the placement of lower section cloth;It is on the contrary then
Realize putting down for idler wheel 70.
The idler wheel 70 is silica gel wheel, and outer surface forms rough surface.When it is implemented, can be also equipped with outside the idler wheel 70 multiple
Outwardly projecting anti-skidding salient point prevents from skidding to enhance frictional force when idler wheel 70 is outer and cloth contacts.
In the present embodiment, which is connect by a speed-ratio regulation component 80 with 20 bias of main shaft.Please refer to figure
3, the speed-ratio regulation component 80 include positioned at outside dial 81, be stacked at 81 inside of the dial and be set on main shaft 20
Control panel 82 and positioned at the bolt 83 control panel 82 inside and be inserted on bracket 10.The dial 81 is circular discs, wherein
The heart is equipped with a circular perforation 810.The outer surface of the dial 81 be equipped with scale, please refer to Fig. 4, the dial 81 it is interior
Surface forms an eccentric groove 811 extended along the periphery of perforation 810 in centrifugal direction.Please refer to Fig. 5, which is
With an equal amount of disk of dial 81, a strip groove 820 which is provided with, it is sliding that one is slideably contained in the strip groove 820
Block 821, the surface of the sliding block 821 have protruded outward a convex block 822.After the dial 81 is covered in control panel 82, convex block 822
It is contained in eccentric groove 811 and can be slided along eccentric groove 811, and by a screw 85 successively across the top of connecting rod 40 and scale
The perforation 810 of disk 81 and so that its end is screwed togather the middle part for being fixed on the sliding block of control panel 82, the head of screw 85 is resisted against perforation
On the connecting rod 40 in 810 outsides.Multiple hole bodies 823 worn for bolt 83 are additionally provided in the control panel 82.The pin rod of the bolt 83
Be arranged on bracket 10 and make its end correspond to control panel 82 hole body setting, the bolt 83 on the pin rod of its plunger side also
It is arranged with spring 86, the both ends of the spring 86 can be fixed with plunger and 10 phase of bracket respectively.
When using the speed-ratio regulation component 80, the screw in first 81 outside of rotary dial loosens it suitably, can be by inserting
Pin 83 is arranged in the hole body 823 of control panel 82 and positions control panel 82, is rotated further by the centrifugation that dial 81 passes through its inner surface
Slot 811 drives convex block 822 and moves with movable slider 821 along strip groove 820, to keep the screw being arranged on sliding block 821 separate
Or close to the center of main shaft 20, and then the center for the separate or close main shaft 20 in top for reaching connecting rod 40, that is, realize connecting rod 40
The eccentric distance on top and main shaft 20, the revolving speed for thus controlling idler wheel improve its versatility to be adapted to different machines.
When it is implemented, the lower section of the idler wheel 70 can also be equipped with another wheel, which is metal wheel, cloth clamp when use
Between the idler wheel 70 and another wheel.When practical application, the side of another wheel and idler wheel 70 can also be connected with a tooth
Mechanism is taken turns, to drive another wheel to rotate when idler wheel 70 rotates.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of sewing machine cloth-dragging wheel apparatus, it is characterised in that: including bracket, the main shaft on the bracket, be connected at this
The driven wheel of main shaft one end, set on the main shaft other end and be fixedly connected with its top with main shaft connecting rod, with the bottom of the connecting rod
Hold connector sleeve, the unilateral bearing on the connector sleeve and the idler wheel being supported on the unilateral bearing being rotatably connected, the company
The top of bar is connect with spindle eccentricity, and the driven wheel is connect by driving member with the driving wheel on sewing machine, on the bracket in
A crossbeam is rotationally also equipped with by an axis body above main shaft, an operating stick is equipped with above the crossbeam, which turns
It being set on bracket dynamicly, the bottom end of the operating stick is equipped with a cam, which corresponds to the end above idler wheel and be equipped with a pull lever,
The bottom end of the pull lever is mutually fixed with connector sleeve.
2. sewing machine cloth-dragging wheel apparatus as described in claim 1, it is characterised in that: the connecting rod passes through a speed-ratio regulation component
Connect with spindle eccentricity, the speed-ratio regulation component include positioned at outside dial and be stacked on the inside of the dial and be set to
Control panel on main shaft, the center of the dial are equipped with a perforation, and the inner surface of the dial forms one along the periphery of perforation
In the eccentric groove that centrifugal direction extends, which is equipped with a strip groove, slideably contains a sliding block in the strip groove,
The surface of the sliding block protrudes outward a convex block being slidably set in eccentric groove, which further includes across connecting rod
Top and dial perforation and so that its end is screwed togather the screw being fixed on sliding block.
3. sewing machine cloth-dragging wheel apparatus as claimed in claim 2, it is characterised in that: the speed-ratio regulation component further includes being located at
Control panel is far from dial side and is inserted in the bolt on bracket, and multiple holes worn for bolt are additionally provided in the control panel
Body.
4. sewing machine cloth-dragging wheel apparatus as claimed in claim 3, it is characterised in that: the lock bolt bar is arranged on bracket
And its end is made to correspond to the hole body setting of control panel, the bolt is in being also arranged with spring on the pin rod of its plunger side, the spring
Both ends mutually fixed with plunger and bracket respectively.
5. sewing machine cloth-dragging wheel apparatus according to any one of claims 1 to 4, it is characterised in that: the idler wheel is silica gel
Wheel.
6. sewing machine cloth-dragging wheel apparatus as claimed in claim 5, it is characterised in that: the outer surface of the silica gel wheel forms coarse
Face.
7. sewing machine cloth-dragging wheel apparatus as described in claim 1, it is characterised in that: be additionally provided with a wheel below the idler wheel
Son, the wheel are metal wheel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821053656.XU CN208649607U (en) | 2018-07-04 | 2018-07-04 | Sewing machine cloth-dragging wheel apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821053656.XU CN208649607U (en) | 2018-07-04 | 2018-07-04 | Sewing machine cloth-dragging wheel apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208649607U true CN208649607U (en) | 2019-03-26 |
Family
ID=65783424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821053656.XU Active CN208649607U (en) | 2018-07-04 | 2018-07-04 | Sewing machine cloth-dragging wheel apparatus |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208649607U (en) |
-
2018
- 2018-07-04 CN CN201821053656.XU patent/CN208649607U/en active Active
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