Summary of the invention
The present invention is directed to above-mentioned prior art present situation, and a kind of coiled strip looping device of ELASTIC SEWING MACHINE of brand new is provided, can quickly and easily elastic band be reeled consists of elastic ring.
The present invention solves the problems of the technologies described above the technical scheme that adopts: the coiled strip looping device of ELASTIC SEWING MACHINE, comprise the pedestal of being located on the frame, be interval with the first anchor clamps and the second anchor clamps for the clamping elastic band on the pedestal, the first anchor clamps and the second anchor clamps can rotatablely move around the first axle center and second axle center of correspondence respectively, are provided with material supporting rack between the first anchor clamps and the second anchor clamps; Frame is provided with the 3rd anchor clamps that can rotate around the 3rd axle center; Behind the end of the 3rd anchor clamps clamping elastic band, the first anchor clamps and the second anchor clamps are passed in the end that makes elastic band that rotates around the 3rd axle center; Behind the two ends of the first anchor clamps and second this elastic band of clamp clamps, be fixed on the material supporting rack around the two ends of the first axle center and the second axle center rotation with elastic band respectively.
For optimizing technique scheme, the present invention also comprises following improved technical scheme.
Distance between above-mentioned the first axle center and the second axle center can be regulated.
Above-mentioned pedestal is interval with the first rotary cylinder that rotatablely moves around the first axle center for driving the first anchor clamps and is used for driving the second rotary cylinder that the second anchor clamps rotatablely move around the second axle center.
The first above-mentioned rotary cylinder has the first driving shaft, and the first driving shaft is connected with the first anchor clamps by the first linking arm; The second rotary cylinder has the second driving shaft, and the second driving shaft is connected with the second anchor clamps by the second linking arm.
Above-mentioned erecting is useful on and drives the 3rd rotary cylinder that the 3rd anchor clamps rotatablely move around the 3rd axle center.
Above-mentioned frame is provided with the 3rd driving shaft that can rotate, and the 3rd driving shaft is connected with the 3rd anchor clamps by the 3rd linking arm; The 3rd rotary cylinder is by Timing Belt and the interlock of the 3rd driving shaft.
Above-mentioned frame is provided with the first guide rail, and pedestal is slidingly arranged on the first guide rail, is provided with in frame and drives the sliding cylinder that pedestal slides.
The first above-mentioned anchor clamps or the second anchor clamps or the 3rd anchor clamps comprise a fixed arm, lever arm and be used for driving lever arm cooperates material folding with fixed arm material folding cylinder.
Above-mentioned pedestal is provided with the second guide rail, and material supporting rack is slidingly arranged on the second guide rail, is provided with extension spring between material supporting rack and pedestal.
Compared with prior art, the coiled strip looping device of ELASTIC SEWING MACHINE among the present invention by the 3rd anchor clamps material folding and rotatablely move, is delivered to respectively the first anchor clamps and the second anchor clamps with the elastic band two ends; Behind the two ends of the first anchor clamps and the second clamp clamps elastic band, make elastic band consist of elastic ring by rotatablely moving, and the two ends of elastic ring splicing are fixed on the material supporting rack, convenient follow-up sewing is fixed.The lopping speed of this coiled strip looping device Effective Raise elastic band has advantages of simple in structure, easy to use.
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail.
Fig. 1 is to Figure 3 shows that structural representation of the present invention.
Reference numeral wherein is: frame 1, the first guide rail 11, sliding cylinder 12, platen 13, bracing frame 14, pedestal 2, the second guide rail 21, extension spring 22, gripper shoe 23, connecting plate 24, tracheae mounting bracket 25, gas blow pipe 26, installation shaft 27, backup plate 28, the first anchor clamps 3, the first rotary cylinder 31, the first driving shaft 32, the first linking arm 33, the first cylinder mounting plate 34, the second anchor clamps 4, the second rotary cylinder 41, the second driving shaft 42, the second linking arm 43, the second cylinder mounting plate 44, material supporting rack 5, retainer bracing frame 51, supporting plate installing rack 52, supporting plate 53, the 3rd anchor clamps 6, the 3rd rotary cylinder 61, the 3rd driving shaft 62, the 3rd linking arm 63, Timing Belt 64, the first synchronizing wheel 65, the second synchronizing wheel 66, fixed arm 71, lever arm 72, material folding cylinder 73.
The coiled strip looping device of ELASTIC SEWING MACHINE comprises frame 1 and the pedestal 2 of being located on the frame 1.Frame 1 is the sub-assembly that is made of platen 13 and bracing frame 14.
Platen 13 in frame 1 is provided with the first guide rail 11, and pedestal 2 is slidingly arranged on the first guide rail 11.Be provided with the sliding cylinder 12 that drives pedestal 2 slips in frame 1, by 2 motions of sliding cylinder 12 control pedestals, the elastic band of splicing lopping can be delivered to the sewing position place and sew.
Be interval with for the first anchor clamps 3 of clamping elastic band and the second anchor clamps 4, the first anchor clamps 3 and the second anchor clamps 4 and can rotatablely move around the first axle center and second axle center of correspondence respectively at pedestal 2.In the present embodiment, the interval is fixed with the first cylinder mounting plate 34 and the second cylinder mounting plate 44, the first cylinder mounting plates 34 and the second cylinder mounting plate 44 and is separately installed with first rotary cylinder 31 and second rotary cylinder 41 on the pedestal 2.
The first rotary cylinder 31 has the first driving shaft 32, the first driving shafts 32 and is connected with the first anchor clamps 3 by the first linking arm 33, and the axle center at the first axle center and the first driving shaft 32 places coincides.The second rotary cylinder 41 has the second driving shaft 42, the second driving shafts 42 and is connected with the second anchor clamps 4 by the second linking arm 43, and the axle center at the second axle center and the second driving shaft 42 places coincides.
The first rotary cylinder 31 can drive first driving shaft 32 of the first anchor clamps 3 around place, the first axle center and rotate.The second rotary cylinder 41 can drive second driving shaft 42 of the second anchor clamps 4 around place, the second axle center and rotate.
The first cylinder mounting plate 34 and the second cylinder mounting plate 44 are shaped with respectively the adjustment mounting groove, can regulate the first cylinder mounting plate 34 and the second fixed position of cylinder mounting plate 44 on pedestal 2 by adjusting mounting groove, thereby adjust the distance between the first axle center and the second axle center.
Be provided with material supporting rack 5 between the first anchor clamps 3 and the second anchor clamps 4, material supporting rack 5 is fixed on the pedestal 2 by retainer bracing frame 51.
Retainer bracing frame 51 has the end of extension, and this end is between the first anchor clamps 3 and the second anchor clamps 4, and material supporting rack 5 is fixed on the end of retainer bracing frame 51.The first rotary cylinder 31 and the second rotary cylinder 41 can drive respectively the first corresponding anchor clamps 3 and the second anchor clamps 4 rotate, and the elastic band of clamping is fixed on the material supporting rack 5.
In the present embodiment, comparatively protrude the end that retainer bracing frame 51 extends, and moves in the process of sewing position at pedestal 2, and material supporting rack 5 can be run into sewing device.Therefore, in the motion process of pedestal 2, the movement travel of material supporting rack 5 is less than the movement travel of pedestal 2.For the movement travel that makes material supporting rack 5 movement travel less than pedestal 2, be provided with the second guide rail 21 at pedestal 2.The second guide rail 21 is between the first cylinder mounting plate 34 and the second cylinder mounting plate 44.Retainer bracing frame 51 is slidingly arranged on the second guide rail 21, and is provided with extension spring 22 between retainer bracing frame 51 and pedestal 2.Like this, material supporting rack 5 can first stop motion when running into sewing device, and pedestal 2 continues motion the elastic band of lopping is delivered to the sewing position place.
Pedestal 2 is fixed with connecting plate 24 by two gripper shoes 23, is fixed with tracheae mounting bracket 25 on the top of connecting plate 24.Tracheae mounting bracket 25 is equipped with two gas blow pipes 26, and gas blow pipe 26 is connected with air pump, and the gas outlet of gas blow pipe 26 is positioned at the top of material supporting rack 5.Fixed installation axle 27 in the middle of two gas blow pipes 26 is fixedly installed a backup plate 28 that is used for the location elastic band on the installation shaft 27.The sidewall of connecting plate 24 is fixed with supporting plate installing rack 52, and supporting plate installing rack 52 is fixed with supporting plate 53, and this supporting plate 53 is positioned at the top of material supporting rack 5.When the first anchor clamps 3 and the second anchor clamps 4 rotatablely move material supporting rack 5, just in time be positioned at the both sides of supporting plate 53.
Frame 1 is provided with the 3rd anchor clamps 6 that can rotate around the 3rd axle center, and is provided with the 3rd rotary cylinder 61 that rotatablely moves around the 3rd axle center for driving the 3rd anchor clamps 6.
Before elastic band coiling, the first anchor clamps 3 and the second anchor clamps 4 are positioned at the both sides of material supporting rack 5, the 3rd axle center is between the first axle center and the second axle center, and the radius that the 3rd anchor clamps 6 rotate around the 3rd axle center just in time adapts with the distance between the 3rd anchor clamps 6 and the first anchor clamps 3 and the second anchor clamps 4.When such the 3rd anchor clamps 6 rotate around the 3rd axle center, can pass respectively the first anchor clamps 3 and the second anchor clamps 4 that open.
The 3rd rotary cylinder 61 can directly drive the 3rd anchor clamps 6 and rotatablely move, and also can drive the 3rd anchor clamps 6 by drive mechanism and rotatablely move.
In the present embodiment, axle center and the 3rd axle center that the bracing frame 14 of frame 1 is provided with the 3rd driving shaft 62, the three driving shafts 62 that can rotate coincide.The 3rd driving shaft 62 is connected with the 3rd anchor clamps 6 by the 3rd linking arm 63, and the 3rd anchor clamps 6 can rotate around the 3rd axle center with the 3rd driving shaft 62.The driving shaft that is fixed with the first synchronizing wheel 65, the three rotary cylinders 61 on the 3rd driving shaft 62 is fixed with between the second synchronizing wheel 66, the first synchronizing wheels 65 and the second synchronizing wheel 66 by Timing Belt 64 interlocks.
In the present embodiment, the structure of the first anchor clamps 3, the second anchor clamps 4 and the 3rd anchor clamps 6 is similar, comprises respectively 71, one lever arms 72 of a fixed arm and is used for driving lever arm 72 cooperates material folding with fixed arm 71 material folding cylinder 73.Fixed arm 71 is installed on the cylinder body of material folding cylinder 73, and lever arm 72 is connected with the piston rod of material folding cylinder 73, drives by material folding cylinder 73, can control lever arm 72 and cooperate material folding with fixed arm 71.
In when work, the first anchor clamps 3 and the second anchor clamps 4 lay respectively at the both sides of material supporting rack 5, and the first anchor clamps 3 and the second anchor clamps 4 open the wait material folding.Elastic band is transported to coiled strip looping device place by pay-off, the end of the 3rd anchor clamps 6 clamping elastic bands, and rotatablely move around the 3rd axle center, make the end of elastic band pass the first anchor clamps 3 and the second anchor clamps 4 that open.After the first anchor clamps 3 and the second anchor clamps 4 were clamped the corresponding position of elastic band, this section elastic band that pay-off is clamped the first anchor clamps 3 and the second anchor clamps 4 downcut.At this moment, the two ends of this section elastic band are clamped by the first anchor clamps 3 and the second anchor clamps 4, and the first anchor clamps 3 and the second anchor clamps 4 material supporting rack 5 positions that rotatablely move respectively subsequently make the two ends of elastic band be fixedly connected at material supporting rack 5, and elastic band just splices lopping.2 motions of sliding cylinder 12 control pedestals are delivered to the sewing position place with the first anchor clamps 3, the second anchor clamps 4 and material supporting rack 5 and are sewed.Gas blow pipe 26 and backup plate 28 can to the elastic band auxiliary positioning of splicing lopping, make things convenient for elastic ring to deliver to the sewing device place.
By adjusting the installation site of the first cylinder mounting plate 34 and the second cylinder mounting plate 44, can adjust the distance between the first axle center and the second axle center, when making elastic band coiling, connecting portion superposes as required to join or link to each other and splices.When the distance between the first axle center and the second axle center is dwindled, after the first anchor clamps 3 and the second anchor clamps 4 rotate the folding material, the mutual stacking splicing in the two ends of elastic band.When the distance increase between the first axle center and the second axle center, after the first anchor clamps 3 and the second anchor clamps 4 rotated the folding material, the two ends of elastic band linked to each other and splice.
Most preferred embodiment of the present invention is illustrated, and various variations or the remodeling made by those of ordinary skills can not depart from the scope of the present invention.