CN212270508U - Full-automatic elastic sewing machine - Google Patents
Full-automatic elastic sewing machine Download PDFInfo
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- CN212270508U CN212270508U CN202020829905.0U CN202020829905U CN212270508U CN 212270508 U CN212270508 U CN 212270508U CN 202020829905 U CN202020829905 U CN 202020829905U CN 212270508 U CN212270508 U CN 212270508U
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Abstract
The utility model discloses a full-automatic elastic sewing machine, which comprises a tape feeding mechanism, a transverse telescopic tape guiding and pushing mechanism, a fixed tape guiding mechanism, a tape discharging mechanism, a tape pulling mechanism, an ultrasonic cutting and welding mechanism and a tape clamping and transferring mechanism, sewing device and controlling means, advance the tape unit and construct, horizontal flexible conduction band pushing belt mechanism, fixed conduction band mechanism and play tape unit construct and distribute along the elastic tape direction of delivery in proper order, stretching strap mechanism sets up the rear side between horizontal flexible conduction band pushing belt mechanism and fixed conduction band mechanism, ultrasonic wave cuts welding mechanism and sets up in the below of fixed conduction band mechanism and horizontal flexible conduction band pushing belt mechanism, smuggle the transfer mechanism and set up in the front side that ultrasonic wave cut welding mechanism secretly, sewing device sets up in smuggleing the next door of transfer mechanism secretly, controlling means and advancing the tape mechanism, play tape unit, horizontal flexible conduction band pushing belt mechanism, stretching strap mechanism, ultrasonic wave cut welding mechanism and smuggle transfer mechanism electric connection secretly. The utility model discloses the pull length that can accurate control elastic webbing guarantees the product quality, improves production efficiency.
Description
Technical Field
The utility model belongs to the technical field of clothing production facility, concretely relates to full-automatic rubber band machine.
Background
The existing elastic band machine generally directly outputs a section of elastic band through roller extrusion, then cuts off the elastic band to obtain a strip-shaped short elastic band, and then sews and fixes two ends of the short elastic band to form an annular elastic band. This way of directly feeding out a length of elastic belt by means of rollers has the following drawbacks: (1) patterns such as jacquard patterns, offset printing patterns and the like are arranged on the elastic belt, so that each section of the elastic belt is different in thickness, for example, the jacquard parts are thicker, and the thicker parts deform when being extruded by rollers, so that the length error of the cut elastic belt is large, and the quality difference of final products is too large; (2) what come out is the short elastic webbing of bar, need the fifty percent discount elastic webbing to align the incision and move sewing device after sewing up, can cause kneck dislocation, stack easily, influence follow-up processing, and the operation is arduous, and is more troublesome, and production efficiency is low.
SUMMERY OF THE UTILITY MODEL
In view of the deficiencies of the prior art, an object of the utility model is to provide a can accurate control elastic webbing length and full-automatic rubber band machine that production efficiency is high to improve above-mentioned technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a fully automatic elastic sewing machine comprising:
the belt feeding mechanism is used for feeding the elastic belt at fixed time and fixed length;
the belt discharging mechanism is used for regularly pressing the front end of the elastic belt and regularly sending the waste material of the elastic belt in a fixed length manner so as to stagger welding points of the elastic belt;
the fixed belt guiding mechanism is arranged between the belt feeding mechanism and the belt discharging mechanism and is used for guiding the elastic belt from the belt feeding mechanism to the belt discharging mechanism;
the transverse telescopic belt guiding and pushing mechanism is arranged between the belt feeding mechanism and the fixed belt guiding mechanism and is used for guiding the elastic belt from the belt feeding mechanism to the fixed belt guiding mechanism and pushing the leading-in end side of the elastic belt close to the leading-out end at regular time;
the belt pulling mechanism is arranged at the rear side between the transverse telescopic belt guiding and pushing mechanism and the fixed belt guiding mechanism and is used for downwards pulling the elastic belt pushed forwards at fixed length at fixed time and enabling the elastic belt to be folded in half;
the ultrasonic cutting and welding mechanism is arranged below the fixed guide belt mechanism and the transverse telescopic guide belt pushing mechanism and is used for cutting and welding the folded elastic belt which is laterally pushed at regular time transversely to obtain an annular elastic belt;
at least one sewing device for sewing and reinforcing the cutting and welding position of the annular elastic belt;
the clamping belt transfer mechanism is arranged on the front side of the ultrasonic cutting and welding mechanism and used for clamping the upper end part of the folded elastic belt before cutting and welding and transferring the cut and welded annular elastic belt to the sewing device;
and the control device is electrically connected with the tape feeding mechanism, the tape discharging mechanism, the transverse telescopic tape guiding and pushing mechanism, the tape pulling mechanism, the ultrasonic cutting and welding mechanism and the clamping and transferring mechanism and is used for controlling the tape feeding mechanism, the tape discharging mechanism, the transverse telescopic tape guiding and pushing mechanism, the tape pulling mechanism, the ultrasonic cutting and welding mechanism and the clamping and transferring mechanism.
Preferably, advance the belting and construct including advancing the belting gyro wheel, advancing the belting control pendulum rod and advancing the belting platform that distribute in proper order along the elastic webbing direction of delivery, advance the belting gyro wheel by advancing the motor drive of taking, the next door of advancing the belting gyro wheel is provided with rather than closely cooperating in order to sticis the first elastic pressure belt press constructs of elastic webbing, the lower extreme of advancing the belting control pendulum rod is provided with the first slotted hole of crossing that is used for wearing to establish the elastic webbing, the upper end relatively fixed of advancing the belting control pendulum rod just can swing, the other end next door of advancing the belting control pendulum rod is provided with and is used for responding to its position sensor that swings and targets in place, position sensor and the equal electric connection of advancing the belting motor to controlling means, it is located.
Further preferably, first elastic belt pressing mechanism includes first torsional spring, first swing arm and first pinch roller, first pinch roller rotates and installs the one end at first swing arm and cooperatees with advancing the area gyro wheel, the other end relatively fixed of first swing arm and can swing, first torsional spring is installed at the other end of first swing arm and is exerted torsion on first swing arm for wear to locate first pinch roller and advance the elastic belt between the area gyro wheel and be sticis.
Preferably, the tape discharging mechanism comprises a tape discharging roller driven by a tape discharging motor, and a second elastic tape pressing mechanism closely matched with the tape discharging roller to press the front end of the elastic tape is arranged beside the tape discharging roller.
Further preferably, the second elastic belt pressing mechanism comprises a second torsion spring, a second swing arm and a second pressing wheel, the second pressing wheel is rotatably installed at one end of the second swing arm and matched with the belt outlet roller, the other end of the second swing arm is relatively fixed and can swing, the second torsion spring is installed at the other end of the second swing arm and applies torsion to the second swing arm, and therefore the front end of the elastic belt penetrating through the second pressing wheel and between the belt outlet roller is pressed tightly.
Preferably, the fixed guide belt mechanism comprises a fixed guide belt frame, and a second through belt slot hole for passing through the elastic belt is formed in the fixed guide belt frame.
Preferably, the transverse telescopic guide belt pushing mechanism comprises a first transverse telescopic driving mechanism and a translation guide belt frame, the first transverse telescopic driving mechanism is electrically connected to the control device, the translation guide belt frame is fixedly mounted at the movable end of the first transverse telescopic driving mechanism, the translation guide belt frame is located between the belt feeding mechanism and the fixed guide belt mechanism, and a third belt passing slot hole for penetrating through the elastic belt is formed in the translation guide belt frame.
Preferably, stretching strap mechanism includes reciprocal elevating system, first vertical flexible actuating mechanism and stretching strap pole, reciprocal elevating system includes lift actuating mechanism and lift seat, lift actuating mechanism drive lift seat reciprocating motion between first high position and second high position, first high position is close to horizontal flexible conduction band pushing belt mechanism, horizontal flexible conduction band pushing belt mechanism is kept away from to second high position, first vertical flexible actuating mechanism's stiff end fixed mounting is on the lift seat, stretching strap pole fixed mounting is served at the activity of first vertical flexible actuating mechanism, the equal electric connection of lift actuating mechanism and first vertical flexible actuating mechanism to controlling means.
Preferably, ultrasonic wave cutting and welding mechanism includes the horizontal flexible actuating mechanism of second, cuts welding cutter and ultrasonic device, cut welding cutter fixed mounting on the activity end of the horizontal flexible actuating mechanism of second, ultrasonic device includes the ultrasonic die head, the ultrasonic die head is horizontal relative with cutting welding cutter, the equal electric connection of the horizontal flexible actuating mechanism of second and ultrasonic device to controlling means.
Preferably, smuggle the transfer mechanism secretly and include first rotary driving mechanism, revolving stage, the vertical flexible actuating mechanism of second, slide and smuggle the mechanism secretly, first rotary driving mechanism drive revolving stage rotates on the horizontal plane, the stiff end fixed mounting of the vertical flexible actuating mechanism of second is on the revolving stage, the expansion end and the slide fixed connection of the vertical flexible actuating mechanism of second, the slide can install on the revolving stage with horizontal slip, smuggle the mechanism secretly and include two second rotary driving mechanism, two material clamping bars, two horizontal flexible actuating mechanism of third and two splint, two the stiff end bilateral symmetry of second rotary driving mechanism is fixed on the slide, two material clamping bar bilateral symmetry is fixed at the rotatory end that corresponds second rotary driving mechanism, two the stiff end bilateral symmetry of the horizontal flexible actuating mechanism of third is fixed on corresponding material clamping bar, two the expansion end of the third horizontal telescopic driving mechanism is opposite, two splint bilateral symmetry fixes the expansion end corresponding to the third horizontal telescopic driving mechanism, the equal electric connection of first rotary driving mechanism, the vertical telescopic driving mechanism of second, the second rotary driving mechanism and the third horizontal telescopic driving mechanism to controlling means.
Preferably, the number of the sewing devices is two, and the two sewing devices are symmetrically arranged at the left side and the right side of the clamping belt transfer mechanism.
Preferably, the method further comprises the following steps: the belt feeding mechanism, the transverse telescopic guide belt pushing mechanism, the fixed guide belt mechanism, the belt discharging mechanism, the belt pulling mechanism, the ultrasonic cutting and welding mechanism, the belt clamping and transferring mechanism, the sewing device and the control device are all installed on the frame.
Compared with the prior art, the utility model discloses following beneficial effect has: the elastic belt is pulled and folded in half through the belt pulling mechanism, the pulling length is accurately controlled, the length is more accurate, and the elastic belt is not influenced by different thicknesses of the elastic belt; the elastic belt is folded in half by transverse side pressure before cutting and welding through a transverse telescopic guide belt pushing mechanism, so that two ends are attached to each other, and cutting and welding are facilitated; the folded elastic band is cut off and welded through the ultrasonic cutting and welding mechanism, and the annular elastic band is directly formed, so that subsequent sewing, strengthening and fixing are facilitated, subsequent workload is reduced, and production efficiency is improved; the welding points after each cutting and welding are staggered through the belt discharging mechanism, so that each reliable welding is facilitated, and the influence on the quality of a product is avoided; the upper end part of the folded elastic band is clamped by the clamping band transfer mechanism before cutting and welding, so that two ends of the folded elastic band are attached, the cutting and welding are convenient, the stretching band mechanism can reset, the cut and welded annular elastic band is transferred to the sewing device, manual transfer is not needed, and the cutting and welding part of the annular elastic band is conveniently and directly sewn and reinforced by the sewing device; the whole equipment is controlled by the control device, full-automatic operation is realized, and the production efficiency is high.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a perspective view of the embodiment of the present invention with the frame omitted.
Fig. 3 is a front view of the embodiment of the present invention with the frame omitted.
Fig. 4 is a partially enlarged view of fig. 3.
Fig. 5 is a top view of the embodiment of the present invention with the frame omitted.
Fig. 6 is a partially enlarged view of fig. 5.
Fig. 7 is a rear view of the embodiment of the present invention with the frame omitted.
Fig. 8 is a left side view of the embodiment of the present invention with the frame omitted.
Fig. 9 is a right side view of the embodiment of the present invention with the frame omitted.
The labels in the figure are: 1. a frame; 100. a tape feeding mechanism; 110. a belt feeding roller; 111. a belt feeding motor; 120. a belt feeding control swing rod; 121. a first strap passing slot; 122. a position sensor; 130. a belt feeding platform; 140. a first elastic belt pressing mechanism; 141. a first swing arm; 142. a first pinch roller; 200. a tape discharging mechanism; 210. a belt discharging roller; 211. a tape discharging motor; 220. a second elastic belt pressing mechanism; 221. a second swing arm; 222. a second pinch roller; 300. fixing a belt guiding mechanism; 310. fixing the tape guide frame; 311. a second strap passing slotted hole; 400. a transverse telescopic guide belt pushing mechanism; 410. a first transverse telescopic driving mechanism; 420. translating the tape guide frame; 421. a third passing slotted hole; 500. a belt pulling mechanism; 510. a reciprocating lifting mechanism; 511. a lifting drive mechanism; 512. a lifting seat; 520. a first longitudinal telescopic driving mechanism; 530. a strap bar; 600. an ultrasonic cutting and welding mechanism; 610. a second transverse telescopic driving mechanism; 620. cutting and welding a cutter; 630. an ultrasonic device; 700. a belt transfer mechanism; 701. a support; 710. a first rotary drive mechanism; 711. a rotating electric machine; 712. a driving pulley; 713. a driven pulley; 714. rotating the vertical shaft; 720. a rotating table; 730. a second longitudinal telescopic driving mechanism; 740. a slide base; 750. an entrainment mechanism; 751. a second rotary drive mechanism; 752. a material clamping rod; 753. a third transverse telescopic driving mechanism; 754. a splint; 800. provided is a sewing device.
Detailed Description
In order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1 to 9, the present embodiment provides a full-automatic elastic sewing machine, including:
a belt feeding mechanism 100 for feeding the elastic belt at fixed time and fixed length;
the belt discharging mechanism 200 is used for regularly pressing the front end of the elastic belt and regularly sending out the waste material of the elastic belt in a fixed length manner so as to stagger welding points of the elastic belt;
a fixed belt guide mechanism 300 provided between the belt feeding mechanism 100 and the belt discharging mechanism 200, for guiding the elastic belt from the belt feeding mechanism 100 to the belt discharging mechanism 200;
a transversely-telescopic belt-guiding and pushing mechanism 400, which is arranged between the belt-feeding mechanism 100 and the fixed belt-guiding mechanism 300, and is used for guiding the elastic belt from the belt-feeding mechanism 100 to the fixed belt-guiding mechanism 300 and pushing the leading-in end side of the elastic belt close to the leading-out end at regular time;
a belt pulling mechanism 500 provided at the rear side between the transversely telescopic belt guiding and pushing mechanism 400 and the fixed belt guiding mechanism 300, for pulling the elastic belt pushed forward by the side downwards at a fixed length at a fixed time and folding the elastic belt in half;
the ultrasonic cutting and welding mechanism 600 is arranged below the fixed guide belt mechanism 300 and the transverse telescopic guide belt pushing mechanism 400 and is used for cutting and welding the folded elastic belt which is laterally pushed at regular time transversely to obtain an annular elastic belt;
at least one sewing device 800 for sewing and reinforcing the cut and welded part of the annular elastic band;
the clamping belt transfer mechanism 700 is arranged on the front side of the ultrasonic cutting and welding mechanism 600 and used for clamping the upper end part of the folded elastic belt before cutting and welding and transferring the cut and welded annular elastic belt to the sewing device 800;
the control device (not shown) is electrically connected with the tape feeding mechanism 100, the tape discharging mechanism 200, the transverse telescopic tape guiding and pushing mechanism 400, the tape pulling mechanism 500, the ultrasonic cutting and welding mechanism 600 and the clamping and transferring mechanism 700, and is used for controlling the tape feeding mechanism 100, the tape discharging mechanism 200, the transverse telescopic tape guiding and pushing mechanism 400, the tape pulling mechanism 500, the ultrasonic cutting and welding mechanism 600 and the clamping and transferring mechanism 700.
In this embodiment, in order to facilitate the integral assembly, the ultrasonic cutting and welding machine further includes: the belt feeding mechanism 100, the transverse telescopic belt guiding and pushing mechanism 400, the fixed belt guiding mechanism 300, the belt discharging mechanism 200, the belt pulling mechanism 500, the ultrasonic cutting and welding mechanism 600, the clamping belt transferring mechanism 700, the sewing device 800 and the control device are all arranged on the frame 1. Wherein, the tape feeding mechanism 100, the transverse telescopic tape guiding and pushing mechanism 400, the fixed tape guiding mechanism 300 and the tape discharging mechanism 200 are distributed in sequence along the conveying direction of the elastic tape. In order to improve the production efficiency, the number of the sewing devices 800 is preferably, but not limited to, two, the two sewing devices 800 are symmetrically arranged at the left side and the right side of the clamping and transferring mechanism 700, and the sewing devices 800 can adopt existing mature products. Wherein, the control device is preferably but not limited to a PLC, and the specific model is not limited, such as Siemens S7-300; for convenient operation, the control device can be connected with a human-computer interface.
In this embodiment, the feeding mechanism 100 preferably but not limited to include a feeding roller 110, a feeding control swing link 120 and a feeding platform 130 distributed in sequence along the conveying direction of the elastic belt, the feeding roller 110 is driven by a feeding motor 111 (preferably, but not limited to, a stepping motor), a first elastic belt pressing mechanism 140 is disposed beside the feeding roller 110 and is closely matched with the feeding roller to press the elastic belt, the lower end of the belt feeding control swing rod 120 is provided with a first belt passing slot 121 for passing through the elastic belt, the upper end of the feeding control swing link 120 is relatively fixed and can swing, a position sensor 122 for sensing that the feeding control swing link swings to a proper position (specifically, downwards) is arranged beside the other end of the feeding control swing link 120, the position sensor 122 and the tape feeding motor 111 are both electrically connected to the control device, and the tape feeding platform 130 is located above the tape feeding control swing link 120. The first elastic belt pressing mechanism 140 preferably, but not limited to, includes a first torsion spring (not visible in the figure), a first swing arm 141, and a first pressing wheel 142, the first pressing wheel 142 is rotatably installed at one end of the first swing arm 141 and is matched with the belt feeding roller 110, the other end of the first swing arm 141 is relatively fixed and can swing, and the first torsion spring is installed at the other end of the first swing arm 141 and applies a torsion force to the first swing arm 141, so that the elastic belt passing through between the first pressing wheel 142 and the belt feeding roller 110 is pressed tightly to achieve the purpose of inputting the elastic belt.
In the present embodiment, the tape discharging mechanism 200 preferably but not limited to include a tape discharging roller 210, the tape discharging roller 210 is driven by a tape discharging motor 211 (preferably but not limited to a stepping motor), and a second elastic tape pressing mechanism 220 is disposed beside the tape discharging roller 210 and is in close fit with the tape discharging roller to press the front end of the elastic tape. The second elastic belt pressing mechanism 220 preferably, but not limited to, includes a second torsion spring (not visible in the figure), a second swing arm 221 and a second pressing wheel 222, the second pressing wheel 222 is rotatably installed at one end of the second swing arm 221 and is matched with the belt discharging roller 210, the other end of the second swing arm 221 is relatively fixed and can swing, the second torsion spring is installed at the other end of the second swing arm 221 and applies a torsion force to the second swing arm 221, so that the front end of the elastic belt passing through between the second pressing wheel 222 and the belt discharging roller 210 is pressed tightly, and the purpose of outputting the waste material of the elastic belt is achieved.
In the present embodiment, the fixed belt guiding mechanism 300 preferably, but not limited to, includes a fixed belt guiding frame 310, and the fixed belt guiding frame 310 is provided with a second belt passing slot 311 for passing an elastic belt therethrough. The transverse telescopic belt pushing mechanism 400 preferably, but not limited to, includes a first transverse telescopic driving mechanism 410 (such as an air cylinder, an oil cylinder, an electric cylinder, etc.) and a translational belt frame 420, the first transverse telescopic driving mechanism 410 is electrically connected to the control device, the translational belt frame 420 is fixedly installed on the movable end of the first transverse telescopic driving mechanism 410, the translational belt frame 420 is located between the belt feeding mechanism 100 and the fixed belt guiding mechanism 300, and a third belt passing slot hole 421 for passing through an elastic belt is formed in the translational belt frame 420. When the first transverse telescopic driving mechanism 410 drives the translation tape guide frame 420 to move away from the fixed tape guide frame 310, a larger space is formed between the translation tape guide frame 420 and the fixed tape guide frame 310, so that the below-described tape drawing mechanism 500 can conveniently draw the elastic tape between the translation tape guide frame 420 and the fixed tape guide frame 310; when the first transverse telescopic driving mechanism 410 drives the translation guide belt rack 420 to approach the fixed guide belt rack 310, the leading ends and the trailing ends of the folded elastic belts between the translation guide belt rack 420 and the fixed guide belt rack 310 are close to each other, so as to facilitate the next cutting and welding.
In the present embodiment, the belt pulling mechanism 500 preferably but not limited to include a reciprocating lifting mechanism 510, a first longitudinal telescopic driving mechanism 520 (e.g. an air cylinder, an oil cylinder, an electric cylinder, etc.) and a belt pulling rod 530, the reciprocating elevating mechanism 510 includes an elevating driving mechanism 511 and an elevating base 512, the elevating driving mechanism 511 drives the elevating base 512 to reciprocate between a first height position (e.g. the highest position) and a second height position (e.g. the lowest position), the first height position is close to the transverse telescopic belt guiding and pushing mechanism 400, the second height position is far from the transverse telescopic belt guiding and pushing mechanism 400, the fixed end of the first longitudinal stretching driving mechanism 520 is fixedly installed on the lifting seat 512, the strap bar 530 is fixedly mounted on the movable end of the first longitudinal telescopic drive mechanism 520, the lifting driving mechanism 511 and the first longitudinal stretching driving mechanism 520 are both electrically connected to the control device. The lifting driving mechanism 511 is preferably, but not limited to, a vertical linear sliding table, such as a ball screw linear sliding table, a synchronous belt linear sliding table, and may also adopt a rack and pinion mechanism. The principle of operation of the pull belt mechanism 500 is as follows: the pull belt rod 530 stretches out to hook the elastic belt when the lifting seat 512 moves to the first height position, the pull belt rod 530 finishes pulling and folding the elastic belt when the lifting seat 512 moves to the second height position, the ultrasonic cutting and welding mechanism 600 performs cutting and welding work on the elastic belt when the lifting seat 512 moves to the second height position, and the pull belt rod 530 retracts to leave the elastic belt after the elastic belt is cut and welded.
In this embodiment, the ultrasonic cutting and welding mechanism 600 preferably, but not limited to, includes a second transverse telescopic driving mechanism 610 (such as an air cylinder, an oil cylinder, an electric cylinder, etc.), a cutting and welding knife 620, and an ultrasonic device 630, wherein the cutting and welding knife 620 is fixedly mounted on a movable end of the second transverse telescopic driving mechanism 610, the ultrasonic device 630 includes a stationary ultrasonic die head, the ultrasonic die head is transversely opposite to the cutting and welding knife 620, and both the second transverse telescopic driving mechanism 610 and the ultrasonic device 630 are electrically connected to the control device. When the third passing slot hole 421 of the transverse telescopic belt-guiding belt-pushing mechanism 400 (e.g. leftwards) crosses the second passing slot hole 311 of the fixed belt-guiding mechanism 300, the elastic belt passes through the first passing slot hole 121 in an S-shape and penetrates through the second passing slot hole 311, the two ends of the folded elastic belt are pressed close to each other, at this time, the ultrasonic cutting and welding mechanism 600 works, the cutting and welding knife 620 (e.g. leftwards) extends out to cut off and weld the two ends of the folded elastic belt, an annular elastic belt is obtained, and meanwhile, a waste section is formed from the welding point of the original elastic belt to the front end.
In this embodiment, the clamping and transferring mechanism 700 includes a first rotary driving mechanism 710, a rotating platform 720, a second longitudinal stretching driving mechanism 730 (such as an air cylinder, an oil cylinder, an electric cylinder, etc.), a sliding base 740, and a clamping mechanism 750, wherein the first rotary driving mechanism 710 drives the rotating platform 720 to rotate on a horizontal plane, a fixed end of the second longitudinal stretching driving mechanism 730 is fixedly installed on the rotating platform 720, a movable end of the second longitudinal stretching driving mechanism 730 is fixedly connected with the sliding base 740, the sliding base 740 is horizontally slidably installed on the rotating platform 720, the clamping mechanism 750 includes two second rotary driving mechanisms 751 (such as a rotary air cylinder, an electric motor, etc.), two clamping rods 752, two third transverse stretching driving mechanisms 753 (such as an air cylinder, an oil cylinder, an electric cylinder, etc.), and two clamping plates 754, the fixed ends of the two second rotary driving mechanisms 751 are fixed on the sliding base 740 in a left-right symmetrical manner, the two material clamping rods 752 are bilaterally symmetrically fixed at the rotating end corresponding to the second rotary driving mechanism 751, the fixed ends of the two third transverse telescopic driving mechanisms 753 are bilaterally symmetrically fixed at the corresponding material clamping rods 752, the movable ends of the two third transverse telescopic driving mechanisms 753 are opposite, the two clamping plates 754 are bilaterally symmetrically fixed at the movable end corresponding to the third transverse telescopic driving mechanism 753, and the first rotary driving mechanism 710, the second longitudinal telescopic driving mechanism 730, the second rotary driving mechanism 751 and the third transverse telescopic driving mechanism 753 are all electrically connected to a control device. The first rotary driving mechanism 710 preferably, but not limited to, includes a rotary motor 711, a driving pulley 712, a driven pulley 713, and a vertical rotary shaft 714, where the driving pulley 712 is fixedly installed at an output end of the rotary motor 711, the driving pulley 712 drives the driven pulley 713 through a transmission belt (not shown), the driven pulley 713 is fixedly sleeved in a middle portion of the vertical rotary shaft 714, the rotary table 720 is fixedly installed at a top end of the vertical rotary shaft 714, an upper portion and a lower portion of the vertical rotary shaft 714 are respectively rotated on the support 701 through bearings, the rotary motor 711 may be vertically fixed on the support 701, and the support 701 is fixed on the frame 1.
The entrainment transfer mechanism 700 preferably, but not limited to, operates on the following principles: before the folded elastic band is cut and welded, firstly, the second longitudinal telescopic driving mechanism 730 extends to drive the sliding seat 740 to move backwards, so that the clamping mechanism 750 is close to the folded elastic band, then the two second rotary driving mechanisms 751 drive the two clamping rods 752 to be close to each other respectively, and the two third transverse telescopic driving mechanisms 753 extend to drive the two clamping plates 754 to move towards each other respectively, so that the two clamping plates 754 clamp the upper end part of the annular elastic band; after the folded elastic band is cut and welded, the first rotary driving mechanism 710 drives the rotating platform 720 to rotate leftwards or rightwards (for example, 90 degrees) to reach the corresponding sewing device 800, so that the annular elastic band is transferred to the workbench of the sewing device 800 without manual transfer one by one, then the two third transverse telescopic driving mechanisms 753 contract to drive the two clamping plates 754 to move back and forth, so that the annular elastic band is loosened and laid on the workbench of the sewing device 800, then the two second rotary driving mechanisms respectively drive the two clamping rods 752 to move away from each other (for example, reset), the second longitudinal telescopic driving mechanism 730 contracts to drive the sliding seat 740 to reset, and finally the first rotary driving mechanism 710 drives the rotating platform 720 to reset.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art should not depart from the technical scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the scope of the present invention.
Claims (10)
1. The utility model provides a full-automatic rubber band machine which characterized in that includes:
the belt feeding mechanism is used for feeding the elastic belt at fixed time and fixed length;
the belt discharging mechanism is used for regularly pressing the front end of the elastic belt and regularly sending the waste material of the elastic belt in a fixed length manner so as to stagger welding points of the elastic belt;
the fixed belt guiding mechanism is arranged between the belt feeding mechanism and the belt discharging mechanism and is used for guiding the elastic belt from the belt feeding mechanism to the belt discharging mechanism;
the transverse telescopic belt guiding and pushing mechanism is arranged between the belt feeding mechanism and the fixed belt guiding mechanism and is used for guiding the elastic belt from the belt feeding mechanism to the fixed belt guiding mechanism and pushing the leading-in end side of the elastic belt close to the leading-out end at regular time;
the belt pulling mechanism is arranged at the rear side between the transverse telescopic belt guiding and pushing mechanism and the fixed belt guiding mechanism and is used for downwards pulling the elastic belt pushed forwards at fixed length at fixed time and enabling the elastic belt to be folded in half;
the ultrasonic cutting and welding mechanism is arranged below the fixed guide belt mechanism and the transverse telescopic guide belt pushing mechanism and is used for cutting and welding the folded elastic belt which is laterally pushed at regular time transversely to obtain an annular elastic belt;
at least one sewing device for sewing and reinforcing the cutting and welding position of the annular elastic belt;
the clamping belt transfer mechanism is arranged on the front side of the ultrasonic cutting and welding mechanism and used for clamping the upper end part of the folded elastic belt before cutting and welding and transferring the cut and welded annular elastic belt to the sewing device;
and the control device is electrically connected with the tape feeding mechanism, the tape discharging mechanism, the transverse telescopic tape guiding and pushing mechanism, the tape pulling mechanism, the ultrasonic cutting and welding mechanism and the clamping and transferring mechanism and is used for controlling the tape feeding mechanism, the tape discharging mechanism, the transverse telescopic tape guiding and pushing mechanism, the tape pulling mechanism, the ultrasonic cutting and welding mechanism and the clamping and transferring mechanism.
2. The full-automatic elastic sewing machine according to claim 1, wherein the feeding mechanism comprises a feeding roller, a feeding control swing rod and a feeding platform which are sequentially distributed along the conveying direction of the elastic band, the feeding roller is driven by a feeding motor, a first elastic belt pressing mechanism which is closely matched with the feeding roller to press the elastic band is arranged beside the feeding roller, a first belt passing slot hole for penetrating the elastic band is formed in the lower end of the feeding control swing rod, the upper end of the feeding control swing rod is relatively fixed and can swing, a position sensor for sensing the swing in place of the feeding control swing rod is arranged beside the other end of the feeding control swing rod, the position sensor and the feeding motor are both electrically connected to the control device, and the feeding platform is positioned above the feeding control swing rod; first elasticity belt pressing mechanism includes first torsional spring, first swing arm and first pinch roller, first pinch roller rotates and installs the one end in first swing arm and cooperatees with advancing the area gyro wheel, the other end relatively fixed of first swing arm just can swing, first torsional spring is installed at the other end of first swing arm and is applyed torsion on first swing arm for wear to locate first pinch roller and advance the elastic webbing between the area gyro wheel and be sticis.
3. The full-automatic elastic sewing machine according to claim 1, wherein the tape discharging mechanism comprises a tape discharging roller driven by a tape discharging motor, and a second elastic tape pressing mechanism closely matched with the tape discharging roller to press the front end of the elastic tape is arranged beside the tape discharging roller; the second elastic belt pressing mechanism comprises a second torsion spring, a second swing arm and a second pressing wheel, the second pressing wheel rotates to be installed at one end of the second swing arm and is matched with the belt outlet roller, the other end of the second swing arm is relatively fixed and can swing, the second torsion spring is installed at the other end of the second swing arm and applies torsion to the second swing arm, and therefore the front end of the elastic belt penetrating through the second pressing wheel and between the belt outlet rollers is pressed tightly.
4. The full-automatic elastic sewing machine according to claim 1, wherein the fixed guide belt mechanism comprises a fixed guide belt frame, and a second belt passing slot hole for passing through the elastic belt is formed in the fixed guide belt frame.
5. The full-automatic elastic sewing machine according to claim 1, wherein the transverse telescopic belt-guiding and pushing mechanism comprises a first transverse telescopic driving mechanism and a translational belt-guiding frame, the first transverse telescopic driving mechanism is electrically connected to the control device, the translational belt-guiding frame is fixedly mounted on a movable end of the first transverse telescopic driving mechanism, the translational belt-guiding frame is located between the belt-feeding mechanism and the fixed belt-guiding mechanism, and a third belt-passing slot hole for passing through the elastic belt is formed in the translational belt-guiding frame.
6. The full-automatic elastic sewing machine according to claim 1, wherein the stretching mechanism comprises a reciprocating lifting mechanism, a first longitudinal telescopic driving mechanism and a stretching rod, the reciprocating lifting mechanism comprises a lifting driving mechanism and a lifting seat, the lifting driving mechanism drives the lifting seat to reciprocate between a first height position and a second height position, the first height position is close to the transverse telescopic guide belt pushing mechanism, the second height position is far away from the transverse telescopic guide belt pushing mechanism, a fixed end of the first longitudinal telescopic driving mechanism is fixedly installed on the lifting seat, the stretching rod is fixedly installed on a movable end of the first longitudinal telescopic driving mechanism, and the lifting driving mechanism and the first longitudinal telescopic driving mechanism are both electrically connected to the control device.
7. The full-automatic elastic sewing machine according to claim 1, wherein the ultrasonic cutting and welding mechanism comprises a second transverse telescopic driving mechanism, a cutting and welding knife and an ultrasonic device, the cutting and welding knife is fixedly mounted on a movable end of the second transverse telescopic driving mechanism, the ultrasonic device comprises an ultrasonic die head, the ultrasonic die head is transversely opposite to the cutting and welding knife, and the second transverse telescopic driving mechanism and the ultrasonic device are both electrically connected to the control device.
8. The full-automatic elastic sewing machine according to claim 1, wherein the clamping and transferring mechanism comprises a first rotary driving mechanism, a rotary table, a second longitudinal telescopic driving mechanism, a sliding base and a clamping mechanism, the first rotary driving mechanism drives the rotary table to rotate on the horizontal plane, the fixed end of the second longitudinal telescopic driving mechanism is fixedly mounted on the rotary table, the movable end of the second longitudinal telescopic driving mechanism is fixedly connected with the sliding base, the sliding base is horizontally slidably mounted on the rotary table, the clamping mechanism comprises two second rotary driving mechanisms, two clamping rods, two third transverse telescopic driving mechanisms and two clamping plates, the fixed ends of the two second rotary driving mechanisms are fixed on the sliding base in a bilateral symmetry manner, the two clamping rods are fixed at the rotary ends corresponding to the second rotary driving mechanisms in a bilateral symmetry manner, two the stiff end bilateral symmetry of the horizontal flexible actuating mechanism of third is fixed on corresponding clamping bar, two the expansion end of the horizontal flexible actuating mechanism of third is in opposite directions, two the splint bilateral symmetry is fixed at the expansion end of corresponding the horizontal flexible actuating mechanism of third, the equal electric connection of first rotary driving mechanism, the vertical flexible actuating mechanism of second, the rotatory actuating mechanism of second and the horizontal flexible actuating mechanism of third to controlling means.
9. The full-automatic elastic sewing machine according to claim 1, wherein the number of the sewing devices is two, and the two sewing devices are symmetrically arranged at the left side and the right side of the clamping belt transfer mechanism.
10. The full-automatic elastic sewing machine according to claim 1, further comprising: the belt feeding mechanism, the transverse telescopic guide belt pushing mechanism, the fixed guide belt mechanism, the belt discharging mechanism, the belt pulling mechanism, the ultrasonic cutting and welding mechanism, the belt clamping and transferring mechanism, the sewing device and the control device are all installed on the frame.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020829905.0U CN212270508U (en) | 2020-05-18 | 2020-05-18 | Full-automatic elastic sewing machine |
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| CN202020829905.0U CN212270508U (en) | 2020-05-18 | 2020-05-18 | Full-automatic elastic sewing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523671A (en) * | 2022-03-15 | 2022-05-24 | 朗进科技(浙江)有限公司 | Elastic sewing machine and ultrasonic cutting mechanism thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523671A (en) * | 2022-03-15 | 2022-05-24 | 朗进科技(浙江)有限公司 | Elastic sewing machine and ultrasonic cutting mechanism thereof |
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