Background technology
Health gauze mask is the requisite consumptive materials of job that requires special skills such as medical treatment and dust proof and gas defence, in epidemic disease multiple season, it still is the common citizen standing thing of going out, mouth mask divides plane face mask, cone-shaped mask and gas defence class extraordinary mouth mask, wherein cone-shaped mask relatively simply occupies certain market because of easy to use, making production technology, but in its production process, because of punching and shaping produces a large amount of waste materials, be unfavorable for environmental protection, the manufacture of materials cost is higher relatively, extraordinary mouth mask is less because of demand, and its production technology has nothing in common with each other; Therefore, plane face mask, particularly nonwoven plane face mask be in occupation of the absolute owning amount in mouth mask market, the making of existing disposable ear banding pattern nonwoven plane face mask, according to production technology, be divided into two stages usually: the making of mouth mask body and last ear band and bound edge cut off.Owing to many-sided reasons such as technology, the production efficiency of existing nonwoven plane face mask production equipment is not high on the market, mainly be presented as: adopt the dispersion processing mode, more and more be subjected to squeezing of market because of poor product quality, production efficiency are low, though adopt continuous processing mode on product quality, to increase, but speed of production is limited, and the production equipment volume is big; So-called continuous processing mode also is the continuous of productive temp, still exists pause of short duration intermittence in last ear band operation, causes speed of production limited, and efficient is low.
China's utility model patent " horizontal bandage mouth mask machine " (application number: 03250644.9) disclose a kind of horizontal bandage mouth mask machine, with mouth mask semi-finished product inputs through last De Salle's line, bound edge and melting welding bandage, cut back to mouth mask finished product and export, its weak point is: the ear band welds in the plane, be four open types, need artificial system in the use, and process velocity is slower; Patent of invention " cone-shaped mask ribbon feeder " (application number: be to make belt bend to definite shape not have helically twisted and definite welding position, direction and Angle Method 200410036419.9), adopt the fixed length moulding and part the force deformation photo-electric control a little, complex forming technology, difficult in maintenance in the practical application, be unfavorable for high-speed production; (application number: 200410036494.5) disclosed is that nonwoven cone-shaped mask ear tape welding connects method to patent of invention " nonwoven cone-shaped mask ear tape welding meets method and manipulator ", by difference clamping of manipulator arm and severing ear band, the welding position is taken in ear sending to then, describedly connect equipment for cone-shaped mask ear tape welding, adopt the artificial manipulator mode of simulation, welding speed is slow; (application number: feature 200620149733.2) is to utilize devices such as sensing wheel and pulley to utility model patent " the mouth mask processing unit (plant) with packing and transportation function ", measure and also to carry fixed length ear band mode, the moulding of flush weld ear band, on be with and take off the band trouble, complex structure, speed is slower; Utility model patent " the full-automatic maker of plane face mask " (application number: 200820300273.8) comprise cloth cutting and synthesizer, ear band engagement device and transfer device, adopt the mouth mask body to carry in the plane, welding ear band is configured as a plurality of vertical with delivery port cover body plane modes that fall to connecing, the ear band welds in the plane, the hold facility area is big, is unfavorable for that subsequent packages and transportation process automation carry out.
In sum, also do not have a kind of cylinder rotation mode that utilizes at present, in its rotary course, finish the high yield equipment that the profiling of ear band is shaped and welds the ear band.
Summary of the invention
The objective of the invention is at the described weak point of background technology, a kind of copying plane face mask wearing method and equipment are proposed, utilize two cylinders that rotate in opposite directions to finish shaping of ear band and welding typing, overall process is simple to operate, floor space is little, high and the sensor not easy care of a unglazed or electric class valency etc., equipment can run up, reaching per minute produces more than 200, should go up on the band machine belting on the drum-type was arranged, the bound edge shearing device, the ultrasonic wave electro-heat equipment, machine driven system and pneumatic system, the ear band is gone up band by this device, the ear tape welding is connected on the mouth mask body again, bound edge cuts off then, realizes the final molding of plane face mask.
Technical scheme of the present invention is: copying plane face mask wearing method, adopt belting on the drum-type, form by welding roll, gas distribution plate, contour wheel, push rod, slipper bearing, guide pad, gear, connecting rod etc., it is characterized in that: have the curved grooves of imitative ear band shaping form and the fin of welding ear band on the welding roll face of cylinder, also evenly have the through hole that leads to the roller end face in the groove; Two ends, the contour wheel face of cylinder also have the curved slot of imitative ear band shaping form, two push rod two ends that are parallel to contour wheel are fixed on the gripper shoe, the guide pad that can horizontally slip is housed on the push rod, each guide pad inboard is fixedly connected with bearing, in the curved slot on this bearing embedding contour wheel face of cylinder, the guide pad outside guides the annular aperture of ear Tape movement in addition, during work, utilize travelling gear driving contour wheel and welding roll on gripper shoe, to rotate, play the bearing of slide block effect on the guide pad, along with sliding in the lip-deep groove of contour wheel, with the ear band move left and right on the guide pad, finish profiling, simultaneously, the negative pressure that produces in the profiling groove of welding roll is adsorbed on the ear band on the groove synchronously, weld and bound edge cut-out ear band at the fin place after finishing profiling, welding roll continues rotation, negative pressure becomes malleation in its groove, producing the ear band of thrust after with welding forming peels off to the mouth mask body and sends, its beneficial effect is: utilize the profiling principle to be shaped on the face of cylinder and finish welding, work continuously, improved productivity ratio greatly.
Copying plane face mask wearing equipment, by mouth mask bulk transport device, ear band conveying device, belting on the drum-type, the bound edge shearing device, the ultrasonic wave electro-heat equipment, machine driven system, pneumatic system and mouth mask output device are formed, it is characterized in that: belting is by welding roll on the described drum-type, gas distribution plate, contour wheel, push rod, slipper bearing, guide pad, gear, compositions such as connecting rod, they are installed between two parallel gripper shoes, the welding roll both ends of the surface with connect firmly that garden pie gas distribution plate end face on gripper shoe closely cooperates and coaxial, have the curved grooves of imitative ear band shaping form and the fin of welding ear band on the welding roll face of cylinder, also evenly have the through hole that leads to the roller end face in the groove; Two ends, the contour wheel face of cylinder also have the curved slot of imitative ear band shaping form, welding roll and contour wheel pass through its bearings at both ends secured in parallel on gripper shoe, travelling gear is positioned at the gripper shoe outside, connect firmly respectively on the axle of contour wheel and welding roll, between two travelling gears, by with its planet gear meshed transmission; Two push rod two ends that are parallel to contour wheel are fixed on the gripper shoe, the guide pad that can horizontally slip is housed on the push rod, each guide pad inboard is connecting firmly the bearing that plays the slide block effect, in the curved slot on this bearing embedding contour wheel face of cylinder, the guide pad outside guides the annular aperture of ear Tape movement in addition, its beneficial effect is: the bearing that plays the slide block effect on the guide pad, when contour wheel rotates, along with the lip-deep groove curvilinear motion of contour wheel, the time with being with ear band move left and right, at this moment, the negative pressure that produces in the profiling groove of welding roll is adsorbed on the ear band on the groove synchronously, welds at the fin place after finishing profiling.
Aforesaid copying plane face mask wearing equipment, it is characterized in that: gas distribution plate is a round pie, be fixed on the gripper shoe and coaxial with welding roll, the one side has inwardly recessed arc negative pressure cavity and malleation chamber, just, the aperture that is communicated with valve actuating mechanism is arranged in the negative pressure cavity, the both ends of the surface of cylindrical welding roll and gas distribution plate end face can be around closely cooperating that roller shaft rotates during for work, on mating surface, when the end-face hole of answering when gas distribution plate negative pressure cavity and pair of rollers is communicated with, gas distribution plate malleation chamber then is communicated with another part end-face hole of roller, its beneficial effect is: when having shaping ear band in welding roll rotation and its groove, the ear band then is adsorbed on the aperture that groove is interior with the gas distribution plate negative pressure cavity is communicated with, when ear band to be formed rotates on the mouth mask body with roller, the ear tape welding connects to be finished, its place groove rotates to again with gas distribution plate malleation chamber and is communicated with, and the ear band is separated from welding roll, realizes that easily welding roll adsorbs and separates the ear band in chronological order.
The invention has the beneficial effects as follows: utilize profiling principle realization ear band on drum-type welding machine, to finish the ear tape welding and connect, occupation area of equipment is little, high and difficult sensor and the control device of safeguarding thereof of a unglazed or electric class valency, equipment can run up, reach per minute and produce mouth mask more than 200, compared with prior art, improved labor productivity greatly.
The specific embodiment
Mark in the accompanying drawing:
In accompanying drawing 1, the accompanying drawing 2: belting, 40-ear band conveying device, 50-bound edge shearing device, 60-ultrasonic wave electro-heat equipment, 70-baric systerm, 80-machine driven system, 90-finished product mouth mask output device, 202-ear band on 10-mouth mask bulk transport device, 20-mouth mask body, the 30-drum-type; The shift fork of 808-chain, 808A-fixed intervals;
In the accompanying drawing 3: 20-ear banding pattern nonwoven plane face mask, 201-wrapped belt, 202-ear band;
In accompanying drawing 4, the accompanying drawing 5: 31-welding roll, 32-gas distribution plate, 33-supported on both sides plate, 34-regulate gripper shoe, 35-adjusting nut, 36-welding roll bearing (ball) cover 37-contour wheel bearing (ball) cover, 38-contour wheel, 39-guide rod, 310-bearing, 311-guide pad, 312-gear, 313-connecting rod, 314-planetary gear, 202-ear band, 315-driving gear;
In the accompanying drawing 6: 202-ear band, 31-welding roll, 32-gas distribution plate, 40-ear band conveying device, 401-buffering wheel, 403-fixed wheel, 404-driving wheel, 405-contact roller, 406-suspension rod, 407-support bar, 408-conduction band motor, 410-frame;
In the accompanying drawing 7: 31-welding roll, 31A-inner bag, 31B-groove, 31C-passage, 31D-air distribution hole, 31E-fin;
In the accompanying drawing 8: 32-gas distribution plate, 32A-negative pressure cavity, 32B-malleation chamber, 32C-positive airway pressure hole, 32D-negative pressure ventilation hole;
In the accompanying drawing 9: 312-gear, 313-connecting rod, 314-planetary gear, 315-driving gear, 801-drive motors, 802-sprocket wheel A, 803-chain A, 804-sprocket wheel B, 805-sprocket wheel C, 806-sprocket wheel D, 807-chain B, 808-chain, 809-sprocket wheel E, 810-chain C, 811-sprocket wheel F, 812-gear A, 813A-idle pulley A, 813B-idle pulley B, 814-sprocket wheel G, 814A-gear B, 814B-gear C;
In the accompanying drawing 10: belt pulley B, 99-upper belt pulley B under belt, the last belt of 97-, the 98-under belt pulley A, 95-upper belt pulley A, the 96-under 91-motor, 92-right support, 93-left socle, the 94-.
Be described further below in conjunction with the embodiment of the invention:
As accompanying drawing 1, accompanying drawing 2, copying plane face mask wearing method and equipment comprise mouth mask bulk transport device 10, mouth mask body 20, copying device 30, ear band conveying device 40, bound edge shearing device 50, ultrasonic wave electro-heat equipment 60 and baric systerm 70, machine driven system 80 and mouth mask output device 90 are formed, the chain transmission is delivered to belting on the drum-type with mouth mask body 20, by welding roll 31 ear band 202 is welded on the mouth mask body 20, carry out bound edge and cut off the part that links to each other between mouth mask and the mouth mask by 50 pairs of mouth masks of bound edge shearing device, finish the moulding of mouth mask, and the moulding mouth mask is sent vanning by conveying device 10, chain 808 drives fixes the shift fork 808A of the fixed intervals above it, sends into the band machine one by one in order to mouth mask body 20.
Fig. 3 is an ear banding pattern nonwoven plane face mask finished product schematic diagram, and wrapped belt 201 and the ear band 202 on mouth mask body 20 formed by mouth mask body 20 and welding fusion, and the purpose of the embodiment of the invention is welded on ear band 202 and wrapped belt 201 on the mouth mask body 20 exactly.
With reference to accompanying drawing 4, accompanying drawing 5 and Fig. 7, on the drum-type belting mainly by welding roll 31, supported on both sides plate 33, connect firmly at two gas distribution plates 32 on the gripper shoe 33, regulate gripper shoe 34, adjusting nut 35, welding roll bearing (ball) cover 36, contour wheel bearing (ball) cover 37, contour wheel 38, two guide rods 39, two guide pads 311 and be fixed on bearing 310, gear 312, connecting rod 313, planetary gear 314, the ear band 202 that plays the slide block effect on the guide pad 311, driving gear 315 compositions such as grade.Ear band 202 is carried through ear band conveying device 40, gas distribution plate 32 is air-breathing, driving gear 315 rotates and drives welding roll 31 rotations, meanwhile driving gear 315 is given gear 312 by planetary gear 314 with transmission of power, gear 312 drives contour wheel 38 and rotates, force bearing 310 along sliding in the contour wheel 38 lip-deep curved slots, driving guide pad 311 horizontally slips on guide rod 39, ear band 202 is the and then movement locus of guide pad 311 motion just, finish imitative type, gas distribution plate 32 is in ear band 202 profiling processes, have negative inspiratory pressure that ear band 202 is adsorbed in the groove 31B on the welding roll 31, welding roll 31 rotations make the imitative good ear band 202 of type combine with mouth mask body 20, and ultrasonic wave electro-heat equipment 60 is worked, fin 31E place on welding roll 31 welds together ear band 202 and mouth mask body 20, finishes welding.
With reference to shown in Figure 6, in the described ear band conveying device 40, ear band 202 draws down from suspension rod 406, clamp by driving wheel 404 and contact roller 405, driving wheel 404 rotates from up to down to be carried ear band 202,401 commutations of bypass buffer wheel are walked around the hole that fixed wheel 403 passes on frame 410 top boards and are transported to copying device 30 again, and the aperture that passes guide pad 311 sides is transported among the curved slot 31B of welding roll 31.The effect of external air source by gas distribution plate 32, the absorption that realizes 31 pairs of ear bands 202 of welding roll with separate, by the continuous rotation of welding roll 31 and with the fin 31E on it ear band 202 is welded on the mouth mask body 20.
With reference to Fig. 1, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, belting on the described drum-type comprises ear band copying device 30, welding roll 31, gas distribution plate 32 and ear band conveying device 40.
With reference to Fig. 1, shown in Figure 4, described copying device 30, comprise cylindric contour wheel 38, push rod 39, welding roll 31 and gear 312, connecting rod 313, planetary gear 314, driving gear 315 etc., have the curved slot of imitative ear band shaping form on the contour wheel 38, when bearing 310 slides in this groove, driving guide pad 311 slides on guide rod 39, adapt to the required shape track of ear band shaping, also we can say, the rotation of contour wheel 38, make on the guide pad 311 bearing 310 in the curved slot of contour wheel 38, move, drive guide pad 311 move left and right, ear band 202 required curvilinear paths are copied on the welding roll 31.
With reference to Fig. 7, shown in Figure 8, have the groove 31B of typing ear band 202 on the face of cylinder of welding roll 31, there is equally distributed aperture 31C to lead to the malleation chamber 32B and the negative pressure cavity 32A of gas distribution plate 32 in the groove, the malleation of external air source is communicated with malleation chamber 32B by pore 32C, negative pressure is communicated with negative pressure cavity by negative pressure ventilation hole 32D, gas distribution plate 32 is fixed on the gripper shoe 33, it just, negative pressure cavity is docked on the end face of welding roll 31, and closely cooperate with the end face of welding roll 31, at this moment, the air distribution hole 31D that is communicated with passage 31C on welding roll 31 end faces, some butt joint that communicates with negative pressure cavity 32A, its effect is absorption and typing ear band 202, some butt joint that communicates with malleation chamber 32B in addition, its effect is to blow the ear band 202 that has welded open, air distribution hole 32D is along welding roll 31 end face circle distribution, because welding roll 31 is fixed on the gripper shoe 33 by bearings at both ends, so, when welding roll 31 rotations, the absorption that can realize 31 pairs of ear bands 202 of welding roll with separate, and the continuous rotation by welding roll 31, utilize the fin 31E on the ultrasonic wave electro-heat equipment 60 and the face of cylinder that ear band 202 is welded on the mouth mask body.
With reference to shown in Figure 9, described machine driven system is to be driven by drive motors 801, by sprocket wheel A (802), chain A (803), sprocket wheel B (804), sprocket wheel C (805), on the one hand motion is reached sprocket wheel G (814), stir mouth mask body 20 by the shift fork 808A on the chain 808, be sent to each device in the bonding machine, on the other hand by sprocket wheel D (806), chain B (807), sprocket wheel E (809) reaches bound edge shearing device 50 to motion, by gear A (812), idle pulley A (813A), idle pulley B (813B), gear B (814A), gear C (814B) drives bound edge shearing device 50, realizes bound edge, toe, actions such as cut-out.Reach belting on the drum-type by sprocket wheel E (809), chain C (810), sprocket wheel F (811) simultaneously, drive ear band conveying device 40, copying device 30, welding roll 31 by driving gear 315, planetary gear 314, gear 312, band and welding action in the realization.Described mouth mask body 20 conveying devices are to be driven by drive motors 801, by sprocket wheel A (802), chain A (803), sprocket wheel B (804), transmit the motion to chain 808, sprocket wheel B (804), sprocket wheel G (814) form an endless-chain with chain 808, the shift fork 808A that fixed intervals are arranged on the chain 808, when chain 808 shuttling movements, shift fork is stirred mouth mask body 20 and is moved along guide plate, and mouth mask body 20 is transported to belting and bound edge shearing device.In the accompanying drawing 10: belt pulley B, 99-upper belt pulley B under belt, the last belt of 97-, the 98-under belt pulley A, 95-upper belt pulley A, the 96-under 91-motor, 92-right support, 93-left socle, the 94-.
With reference to shown in Figure 10, described moulding mouth mask output device by motor 91, right support 92, left socle 93, down belt pulley A (94), upper belt pulley A (95), down belt 96, go up belt 97, belt pulley B (98) and upper belt pulley B (99) form down, motor 91 drives belt pulley A (94) down, make down belt 96 motions, when the moulding mouth mask moves to down belt 96 places, can be with output is stitched on the slit and the edge that are moved between belt 97 and the following belt 96 of belt 96 down, finish the welding ear band and the bound edge process of output moulding mouth mask, so send into follow-up package sterilization operation.