Sewing machine mop device
Technical field
The utility model relates to field of mechanical technique, relates to the mop device of Sewing machines, especially relates to a kind of sewing machine mop device of making the annulus thing.
Background technology
In the prior art, when making the annulus thing, normally live sewing by hand, make a bit of after, adjust sewing, continue sewing again.This mode not only efficient is lower, and appearance is wrinkling easily simultaneously, defectives such as sewing dislocation.Therefore, traditional approach is made the needs that annular sewing is difficult to satisfy industrial high efficiency rate, high-quality production.
Along with the segmentation in market and the intensive management of apparel industry, a Sewing machines is often only used in specific operation, makes specific lining.Special-purpose Sewing machines is being enhanced productivity, and is user-friendly to, and improves dress ornament and plays a good role qualitatively.For this reason, people have carried out long-term exploration, have proposed various solutions.For example, Chinese patent literature discloses a kind of feed arrangement [application number: 200810009278] of cylinder-shaped sewing machine, this device is provided with needle plate with the top needle board claw that is configured in the tubular support, at the rear of needle board claw above the tubular support configuration and become a pair of rear roller with front wheel in face of the needle board claw, volume hangs on front wheel and the rear roller and a part is configured in endless belt on the needle plate, with the clutch at intermittence, this intermittently clutch is connected with a side of front wheel or rear roller and links with the rotation of main shaft, give the rotation at intermittence to this roller; By the endless belt cloth that is positioned on the needle plate is carried to the cloth direction of feed, be provided with prerotation vane, this prerotation vane has supporting surface, is configured in the both sides of endless belt on rear roller; The part of supporting surface is released to described cloth direction of feed from the endless belt on the rear roller.Though this device can be realized the feeding of annulus thing, be difficult to regulate as required, the scope of application is less, and complicated integral structure, the manufacturing cost height, it is also convenient inadequately to operate.
Summary of the invention
The purpose of this utility model is at the problems referred to above, provides a kind of and can transport the annulus thing easily, increases work efficiency and sewing quality, and can carry out the sewing machine mop device of accommodation according to different annulus things.
For achieving the above object, the utility model has adopted following technical proposal: this sewing machine mop device, be arranged on the head place of Sewing machines, in the head bottom eedle is housed, it is characterized in that, this mop device comprise be fixed in eedle one side decide the cloth-dragging wheel assembly, be provided with moving cloth-dragging wheel assembly at the opposite side of eedle, can make the cloth-dragging wheel assembly move forward and backward close in the horizontal direction or away from the governor motion of deciding the cloth-dragging wheel assembly thereby between moving cloth-dragging wheel assembly and head, be provided with.
Can adjust moving cloth-dragging wheel assembly easily and decide spacing between the cloth-dragging wheel assembly by governor motion, thereby adapt to the instructions for use of different annulus things.Here decide the cloth-dragging wheel assembly and moving cloth-dragging wheel assembly comprises a fixing central shaft respectively, on central shaft, be with the moving runner of tubular, between central shaft and moving runner, be provided with bearing.The quantity of wherein deciding cloth-dragging wheel assembly and moving cloth-dragging wheel assembly is provided with as required, and distribution usually is provided with two and decides cloth-dragging wheel assembly and two moving cloth-dragging wheel assemblies.
In above-mentioned sewing machine mop device, describedly decide the cloth-dragging wheel assembly and be fixed in a side of eedle by coupling mechanism one, this coupling mechanism one link with head and can drive decide cloth-dragging wheel assembly vertical lift or about stretch; Described moving cloth-dragging wheel assembly is arranged on the opposite side of eedle by coupling mechanism two, this coupling mechanism two link with head and can drive move cloth-dragging wheel assembly vertical lift or about stretch.
By coupling mechanism one can drive easily decide cloth-dragging wheel assembly vertical lift and about flexible, by coupling mechanism two can drive easily moving cloth-dragging wheel assembly vertical lift and about flexible.Can adjust the operating space easily like this, be convenient to the operation of operator the annulus thing.
In above-mentioned sewing machine mop device, described governor motion comprises the mop frame and the guide pad that is fixed on the coupling mechanism two of bar shaped, on guide pad, have horizontally extending guide channel, above-mentioned mop frame is located in the guide channel, is provided with the latch-up structure that mop frame and guide pad are in the lock state between mop frame and guide pad.
When deciding to prevent that easily with moving the locking of cloth-dragging wheel assembly spacing changes in the course of the work by latch-up structure after spacing between cloth-dragging wheel assembly and the moving cloth-dragging wheel assembly adjusts.
In above-mentioned sewing machine mop device, described latch-up structure comprises out in the installing hole of guide channel inwall, is located at the guide channel inwall and with the opposed scotch of above-mentioned installing hole be located on the mop frame and towards the tooth bar of scotch, spring and ejector pin are housed in installing hole, ejector pin partly stretches out in installing hole and roof pressure on the mop frame, and above-mentioned scotch end can embed between the teeth of tooth bar.
Be provided with the gap between guide channel and the mop frame, when spacing between cloth-dragging wheel assembly and the moving cloth-dragging wheel assembly is decided in the needs adjustment, only need the mop frame is lifted, make the scotch end break away from tooth bar, so just can promote the mop frame easily, spacing is adjusted.After adjusting, unclamp the mop frame, the mop frame under the effect of ejector pin its tooth bar once more with the interlock of scotch end.
In above-mentioned sewing machine mop device, described coupling mechanism one comprises can be along the lifting body one of head sidepiece lifting and the flexible piece one that can horizontally slip along lifting body one, on flexible piece one, be fixed with installing plate one, the above-mentioned cloth-dragging wheel assembly of deciding is fixed on the installing plate one, above-mentioned lifting body one is fixed on out on the rising-falling tone knothole of head sidepiece by the lifting lock-screw, and above-mentioned flexible piece one is fixed on the lifting body one by the telescopic locking screw.
When unclamping the lifting lock-screw, lifting body one can carry out lift adjustment along the head sidepiece; When unclamping the telescopic locking screw, the flexible adjustment about flexible piece one can carry out along lifting body one.
In above-mentioned sewing machine mop device, described coupling mechanism two comprises the flexible piece two that can horizontally slip along the head sidepiece and can be along the lifting body two of flexible piece two liftings, above-mentioned guide pad is fixed on the lifting body two, above-mentioned flexible piece two is fixed on the head sidepiece by the telescopic locking screw, and above-mentioned lifting body two is fixed on the flexible piece two by the lifting lock-screw.
When unclamping the telescopic locking screw, the flexible adjustment about flexible piece two can carry out along the head sidepiece; When unclamping the lifting lock-screw, lifting body two can carry out lift adjustment along flexible piece two.
In above-mentioned sewing machine mop device, described head is provided with at the shank of deciding between cloth-dragging wheel assembly and the moving cloth-dragging wheel assembly, be fixed with the shank joint in the lower end of shank, described shank joint has the joint side channel of U type, and described eedle has two and adjust structure by needle gage respectively and the shank joint links.
Because be provided with the joint side channel of U type, the annulus thing can load and discharging easily.In addition, adjusting structure by needle gage can regulate needle gage easily.After needle gage regulated, only need be adjusted other corresponding mechanisms and get final product.
In above-mentioned sewing machine mop device, described head is provided with to be decided between cloth-dragging wheel assembly and the moving cloth-dragging wheel assembly and is being positioned at the presser bar of shank one side, be fixed with the presser feet joint in the lower end of described presser bar, described presser feet joint has the presser feet side channel of U type, and presser feet is fixed on the presser feet joint by the presser feet screw.
In above-mentioned sewing machine mop device, described needle gage adjustment structure comprises out the needle stand installing hole on the shank joint, the needle stand installing hole is bar shaped and horizontal-extending, be provided with slidable needle stand in the needle stand installing hole, above-mentioned eedle is fixed on the needle stand, is provided with the needle stand lock screw between described needle stand and needle stand installing hole.
In above-mentioned sewing machine mop device, an end of described mop frame is provided with handle, and the other end passes installing plate one and has the pin that can lean mutually with installing plate one at this end; Be fixed with installing plate two on the described mop frame, above-mentioned moving cloth-dragging wheel assembly is fixed on the installing plate two.Can the stroke of mop frame be limited by pin, prevent fault.
Compared with prior art, the advantage of this sewing machine mop device is: 1, effectively improve the working (machining) efficiency and the crudy of annulus thing, guarantee that stitching is attractive in appearance, can not be offset.2, can adjust easily and flexibly, the scope of application is extensive, can be used in the annulus thing of various different sizes of processing and thickness.3, simple in structure, control conveniently, can carry out accommodation to the operating space as required.4, adjusting structure by needle gage can adjust the spacing of eedle easily, is applicable to the annulus thing of the different stitching spacings of processing.
Description of drawings
Fig. 1 is the working state schematic representation that the utility model provides.
Fig. 2 is the stereogram that the utility model provides.
Fig. 3 is the part-structure schematic diagram that the utility model provides.
Fig. 4 be the utility model provide decide cloth-dragging wheel assembly or moving cloth-dragging wheel assembly cutaway view.
Fig. 5 is the shank joint that provides of the utility model and the assembling front view of shank and eedle.
Fig. 6 is the shank joint that provides of the utility model and the assembling side elevation of shank and eedle.
Fig. 7 is the presser bar that provides of the utility model and the assembling front view of presser feet.
Fig. 8 is the presser bar that provides of the utility model and the assembling side elevation of presser feet.
Among the figure, head 1, eedle 2, decide cloth-dragging wheel assembly 3, moving cloth-dragging wheel assembly 4, central shaft 34, moving runner 341, bearing 342, mop frame 5, tooth bar 51, handle 52, pin 53, guide pad 6, guide channel 61, installing hole 61a, scotch 61b, spring 61c, ejector pin 61d, lifting body 1, flexible piece 1, flexible piece 2 81, lifting body 2 82, installing plate 1, installing plate 2 92, lifting lock-screw 10, telescopic locking screw 9, shank 12, shank joint 13, joint side channel 13a, presser bar 14, presser feet 15, needle stand 16, needle stand installing hole 13b, needle stand lock screw 17, presser feet joint 18, presser feet side channel 18a, presser feet screw 19.
The specific embodiment
As shown in Figure 5 and Figure 6, be provided with shank 12 on head 1, be fixed with shank joint 13 in the lower end of shank 12, shank joint 13 has the joint side channel 13a of U type.Eedle 2 adjusts structure by needle gage and shank joint 13 links.Wherein, needle gage adjustment structure comprises out the needle stand installing hole 13b on shank joint 13, needle stand installing hole 13b is bar shaped and horizontal-extending, in needle stand installing hole 13b, be provided with slidable needle stand 16, above-mentioned eedle 2 is fixed on the needle stand 16, is provided with needle stand lock screw 17 between needle stand 16 and needle stand installing hole 16a.When needs change two eedle 2 spacings, only need unclamp needle stand lock screw 17, needle stand 16 is slided into the desired position get final product in needle stand installing hole 13b, use needle stand lock screw 17 that needle stand 16 is locked once more after adjustment is finished and get final product.
As shown in Figure 7 and Figure 8, also be provided with the presser bar 14 that is positioned at shank 12 1 sides on the head 1, be fixed with presser feet joint 18 in the lower end of presser bar 14, presser feet joint 18 has the presser feet side channel 18a of U type, and presser feet 15 is fixed on the presser feet joint 18 by presser feet screw 19.
As depicted in figs. 1 and 2, this sewing machine mop device is arranged on head 1 place of Sewing machines, comprise be fixed in eedle 2 one sides decide cloth-dragging wheel assembly 3, be provided with moving cloth-dragging wheel assembly 4 at the opposite side of eedle 2, can make cloth-dragging wheel assembly 4 move forward and backward close in the horizontal direction or away from the governor motion of deciding cloth-dragging wheel assembly 3 thereby between moving cloth-dragging wheel assembly 4 and head 1, be provided with.
Decide cloth-dragging wheel assembly 3 and be fixed in a side of eedle 2 by coupling mechanism one, this coupling mechanism one link with head 1 and can drive decide cloth-dragging wheel assembly 3 vertical lifts or about stretch.Coupling mechanism one comprises can be along the lifting body 1 of head 1 sidepiece lifting and the flexible piece 1 that can horizontally slip along lifting body 1, on flexible piece 1, be fixed with installing plate 1, the above-mentioned cloth-dragging wheel assembly 3 of deciding is fixed on the installing plate 1, above-mentioned lifting body 1 is fixed on out on the rising-falling tone knothole of head 1 sidepiece by lifting lock-screw 10, and above-mentioned flexible piece 1 is fixed on the lifting body 1 by telescopic locking screw 9.
Moving cloth-dragging wheel assembly 4 is arranged on the opposite side of eedle 2 by coupling mechanism two, this coupling mechanism two link with head 1 and can drive move cloth-dragging wheel assembly 4 vertical lifts or about stretch.Coupling mechanism two comprises the flexible piece 2 81 that can horizontally slip along head 1 sidepiece and can be along the lifting body 2 82 of flexible piece 2 81 liftings, above-mentioned guide pad 6 is fixed on the lifting body 2 82, above-mentioned flexible piece 2 81 is fixed on head 1 sidepiece by telescopic locking screw 9, and above-mentioned lifting body 2 82 is fixed on the flexible piece 2 81 by lifting lock-screw 10.
Pass through said structure, when needs are adjusted, only need coupling mechanism one and coupling mechanism two adjusted and get final product, can realize easily deciding cloth-dragging wheel assembly 3 and moving cloth-dragging wheel assembly 4 vertical lift and about stretch so that the user carries out sewing operation easily.
Shown in Fig. 1,2 and 3, governor motion comprises the mop frame 5 and the guide pad 6 that is fixed on the coupling mechanism two of bar shaped, has horizontally extending guide channel 61 on guide pad 6.Mop frame 5 is located in the guide channel 61, is provided with the latch-up structure that mop frame 5 and guide pad 6 are in the lock state between mop frame 5 and guide pad 6.One end of mop frame 5 is provided with handle 52, and the other end passes installing plate 1 and has the pin 53 that can lean mutually with installing plate 1 at this end.Be fixed with installing plate 2 92 on the mop frame 5, above-mentioned moving cloth-dragging wheel assembly 4 is fixed on the installing plate 2 92.
Wherein, latch-up structure comprises out installing hole 61a in guide channel 61 inwalls, is located at guide channel 61 inwalls and with the opposed scotch 61b of above-mentioned installing hole 61a be located on the mop frame 5 and towards the tooth bar 51 of scotch 61b.Spring 61c and ejector pin 61d are housed in installing hole 61a, and ejector pin 61d partly stretches out in installing hole 61a and roof pressure on mop frame 5, and above-mentioned scotch 61b end can embed between the teeth of tooth bar 51.Owing to be provided with the gap between guide channel 61 and the mop frame 5, when spacing between cloth-dragging wheel assembly 3 and the moving cloth-dragging wheel assembly 4 is decided in the needs adjustment, only need mop frame 5 to be lifted by handle 52, make scotch 61b end break away from tooth bar 51, so just can promote mop frame 5 easily in the horizontal direction, spacing is adjusted.After adjusting, unclamp mop frame 5, mop frame 5 under the effect of ejector pin 61d its tooth bar 51 once more with scotch 61b end interlock.
As shown in Figure 4, here decide cloth-dragging wheel assembly 3 and moving cloth-dragging wheel assembly 4 comprises a fixing central shaft 34 respectively, on central shaft 34, be with the moving runner 341 of tubular, between central shaft 34 and moving runner 341, be provided with bearing 342.Wherein two central shafts 34 of deciding cloth-dragging wheel assembly 3 are fixed on the installing plate 1 by interference fit, and the central shaft 34 of two moving cloth-dragging wheel assemblies 4 is fixed on the installing plate 2 92 by interference fit.The annulus thing transports on the moving runner 341 easily.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used head 1 morely, eedle 2, decide cloth-dragging wheel assembly 3, moving cloth-dragging wheel assembly 4, central shaft 34, moving runner 341, bearing 342, mop frame 5, tooth bar 51, handle 52, pin 53, guide pad 6, guide channel 61, installing hole 61a, scotch 61b, spring 61c, ejector pin 61d, lifting body 1, flexible piece 1, flexible piece 2 81, lifting body 2 82, installing plate 1, installing plate 2 92, lifting lock-screw 10, telescopic locking screw 9, shank 12, shank joint 13, joint side channel 13a, presser bar 14, presser feet 15, needle stand 16, needle stand installing hole 13b, needle stand lock screw 17, presser feet joint 18, presser feet side channel 18a, presser feet screw 19 terms such as grade, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.