Automatic lifting device of bright piece embroidery
Technical field
The utility model relates to field of mechanical technique, especially relates to a kind of structural improvement that is used for the automatic lifting device of bright piece embroidery of computerized emboridering machine.
Background technology
Along with improving constantly of people's quality of life and life taste, need the article of embroidery also more and more, still, the paillette on the domestic market is embroidered many to make by hand.Not only operating efficiency is low to adopt this mode, and the quality of product also is difficult to be guaranteed, and each part product is because producer's handicraft there are differences, and the specification of quality of product also exists uneven phenomenon.In order to adapt to the needs of the big production of socialization, people have designed various automatic bright piece embroidery devices.But, because embroidering with common embroidery equipment, paillette exists very big difference, exist a lot of more formidable difficulties technically.Wherein the structure of the automatic film advance mechanism of paillette be exactly wherein technology content than one of higher mechanism.
In order to increase work efficiency and product quality, people have carried out long-term exploration, have proposed diversified embodiment.For example, Chinese patent literature disclose a kind of sequin embroider the step-less adjustment film advance mechanism (application number: CN200420083384.X), the motor (2) and feeding mechanism (3) and the slicing mechanism (4) that comprise support (1) and be mounted thereon.The somebody has designed a kind of press positioning and feeding device for bead work (application number: CN200510050235.2), it comprises and fixes and adjustable support (25) and bearing (20), support is provided with the actuating unit of being done straight reciprocating motion by circuit control, this actuating unit drives the sequin (14) that is located at pressed sheets detent mechanism location in the end in the bearing, carries out intermittent fixed length feeding feeding.
Though above-mentioned various schemes have improved the operating efficiency that paillette is embroidered to a certain extent, have improved product quality, have reduced labourer's labour intensity; But the defective of its existence is still quite tangible, and for example: structure is quite complicated, the cost of manufacture height of equipment, and maintenance and maintenance difficulty are bigger, are not easy to apply; Each movable part cooperates operation by different driving mechanisms, and harmony is difficult to be guaranteed, and the debugging difficulty of equipment is also bigger, in case one of them parts operation freely will not cause whole device normally to move; The precision of product is not high, causes error accumulation easily, and inefficiency particularly is difficult to complete operation apace when carrying out the operation of larger area embroidered square.
Summary of the invention
The utility model mainly is to solve comparatively complexity of existing in prior technology structure, and it is very unreasonable to design, and the operation harmony of each parts is relatively poor, the technical problem of the bigger grade of Installation and Debugging difficulty; Provide a kind of reasonable in design, simple in structure, each parts operation is coordinated, and is convenient to Installation and Debugging, the automatic lifting device of bright piece embroidery of long service life.
It is that to solve the existing in prior technology cost of manufacture higher that the utility model also has a purpose, the technical problem that maintenance and maintenance difficulty are big etc.; Provide a kind of with low cost, easy to implement, good in economic efficiency, be convenient to the automatic lifting device of bright piece embroidery of daily care and maintenance.
It is that to solve the precision of product existing in prior technology not high that the utility model has a purpose again, causes error accumulation easily, and inefficiency particularly is difficult to the technical problem of complete operation apace etc. when carrying out the operation of larger area embroidered square; Provide a kind of speed of service fast, high efficiency, error is little, particularly at the automatic lifting device of bright piece embroidery that carries out can finishing quickly and efficiently when large-area embroidered square is operated.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: automatic lifting device of bright piece embroidery, comprise the needle bar frame that connects on the colour changing pull bar, on needle bar frame, be fixed with slide, be connected with the paillette film advance mechanism on the slide, it is characterized in that between described slide and paillette film advance mechanism, linking to each other by slide mechanism, the shift fork fixed block is fixedly connected on the slide, on the shift fork fixed block, be hinged with shift fork, one end of described shift fork and the skewed slot on the shift fork guide holder are slidingly connected, the other end of shift fork is provided with elongated slot, and described elongated slot and paillette film advance mechanism are slidingly connected; Above-mentioned shift fork guide holder is fixed on the car shell.
Coordination when the utility model has creatively been realized a plurality of mechanism by a driving mechanism, the operation of each parts is comparatively coordinated like this, does not have the synchronism problem in the cooperation, and the precision of work also obviously improves.The shift fork guide holder is fixed on transfixion on the car shell, and the reciprocating motion of colour changing pull bar drives slide, paillette film advance mechanism and shift fork action, and whole device moves in phase under the drive of shift fork.
As preferably, described paillette film advance mechanism flexibly connects by contiguous block and the slide that is connected with it.Certainly the contiguous block here also can be to be made as one with slide.
As preferably, the contiguous block end of described paillette film advance mechanism is provided with bearing, and described bearing embeds in the elongated slot of described shift fork.
As preferably, the matched end of described shift fork and shift fork guide holder is provided with bearing, and described bearing embeds in the skewed slot of described shift fork guide holder.
As preferably, the slide mechanism system between described slide and the paillette film advance mechanism is made of at least one guideway.
As preferably, the slide mechanism system between described slide and the paillette film advance mechanism connects mutually and forms by being arranged on the chute on the slide and being arranged on slide block on the contiguous block that is connected with the paillette film advance mechanism.
As preferably, the slide mechanism system between described slide and the paillette film advance mechanism connects mutually and forms by being arranged on the slide rail on the slide and being arranged on sliding part on the contiguous block that is connected with the paillette film advance mechanism.
Therefore, the utlity model has following advantage: 1, reasonable in design, simple in structure, each parts operation is coordinated, and is convenient to Installation and Debugging, long service life; 2, with low cost, easy to implement, good in economic efficiency, be convenient to daily care and maintenance; 3, the speed of service is fast, high efficiency, and error is little, particularly can finish quickly and efficiently when carrying out the operation of large-area embroidered square.
Description of drawings
Accompanying drawing 1 is a kind of working state structure schematic diagram of the present utility model;
Accompanying drawing 2 is another kind of working state structure schematic diagrames of the present utility model;
Accompanying drawing 3 is side-looking structural representations of the present utility model.
Among the figure, colour changing pull bar 1, needle bar frame 2, slide 3, paillette film advance mechanism 4, slide mechanism 5, shift fork fixed block 6, shift fork 7, shift fork guide holder 8, car shell 9, skewed slot 10, elongated slot 11, contiguous block 12, bearing 13.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1:
As Fig. 1, Fig. 2, shown in Figure 3, automatic lifting device of bright piece embroidery comprises the needle bar frame 2 that connects on colour changing pull bar 1, is fixed with slide 3 on needle bar frame 2, is connected with paillette film advance mechanism 4 on the slide 3.The paillette film advance mechanism 4 here is to flexibly connect with slide 3 by the contiguous block 12 that is connected with it.Slide mechanism 5 between slide 3 and the paillette film advance mechanism 4 is to connect mutually and form by being arranged on two chutes that are parallel to each other on the slide 3 and being arranged on slide block on the contiguous block 12 that is connected with the paillette film advance mechanism.
Slide 3 is fixedlyed connected with shift fork fixed block 6, is hinged with shift fork 7 on shift fork fixed block 6, and an end of described shift fork 7 links to each other with shift fork guide holder 8, and the other end links to each other with paillette film advance mechanism 4; Above-mentioned shift fork guide holder 8 is fixed on the car shell 9.When needle bar frame 2 moved, the shift fork guide holder 8 that is fixed on the car shell 9 kept motionless.
Be provided with a skewed slot 10 on shift fork guide holder 8, an end of described shift fork 7 promptly is slidingly connected with above-mentioned skewed slot 10.The other end of shift fork 7 is provided with an elongated slot 11, and described paillette film advance mechanism 4 is slidingly connected with above-mentioned elongated slot 11.
In order to reduce friction, shift fork 7 and shift fork guide holder 8 matched ends are provided with bearing 13, and described bearing embeds in the skewed slot 10 of described shift fork guide holder 8.Contiguous block 12 ends of paillette film advance mechanism are provided with bearing, and described bearing 13 embeds in the elongated slot 11 of described shift fork 7.
As shown in Figure 1, paillette film advance mechanism 4 is positioned at minimum point.During work, needle bar frame with colour changing pull bar 1 to right translation, slide, shift fork, and paillette film advance mechanism 4 move with needle bar frame.Because shift fork guide holder 8 maintains static, shift fork one end bearing move down along the skewed slot on the shift fork guide holder 8.At this moment, the elongated slot on the shift fork other end drives the bearing be embedded in the groove paillette film advance mechanism 4 is upwards promoted along slide mechanism.When the position that runs to as shown in Figure 2, paillette film advance mechanism 4 is promoted to peak.So, just can realize pumping of paillette film advance mechanism 4 by the horizontal reciprocating movement of colour changing pull bar 1.
Embodiment 2: in the present embodiment, the slide mechanism 5 between slide 3 and the paillette film advance mechanism 4 is to be made of two guideways that are parallel to each other.All the other are all roughly the same with embodiment 1, and this paper does not give unnecessary details.
Embodiment 3: in the present embodiment, the slide mechanism 5 between slide 3 and the paillette film advance mechanism 4 is to connect mutually and form by being arranged on two slide rails that are parallel to each other on the slide 3 and being arranged on sliding part on the contiguous block 12 that is connected with the paillette film advance mechanism.All the other are all roughly the same with embodiment 1, and this paper does not give unnecessary details.
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 terms such as colour changing pull bar 1, needle bar frame 2, slide 3, paillette film advance mechanism 4, slide mechanism 5, shift fork fixed block 6, shift fork 7, shift fork guide holder 8, car shell 9, skewed slot 10, elongated slot 11, contiguous block 12, bearing 13 morely, 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.