CN112277322B - Full-automatic production line for masks - Google Patents

Full-automatic production line for masks Download PDF

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Publication number
CN112277322B
CN112277322B CN202010992062.0A CN202010992062A CN112277322B CN 112277322 B CN112277322 B CN 112277322B CN 202010992062 A CN202010992062 A CN 202010992062A CN 112277322 B CN112277322 B CN 112277322B
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CN
China
Prior art keywords
welding
ear
clamping
driving mechanism
ear band
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Active
Application number
CN202010992062.0A
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Chinese (zh)
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CN112277322A (en
Inventor
王合林
邓豪俊
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Hunan Zhongyan Automation Equipment Co ltd
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Hunan Zhongyan Automation Equipment Co ltd
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Priority to CN202010992062.0A priority Critical patent/CN112277322B/en
Publication of CN112277322A publication Critical patent/CN112277322A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41H—APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING OR FOR TAILORING, NOT OTHERWISE PROVIDED FOR
    • A41H42/00—Multi-step production lines for making clothes
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41H—APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING OR FOR TAILORING, NOT OTHERWISE PROVIDED FOR
    • A41H43/00—Other methods, machines or appliances
    • A41H43/04—Joining garment parts or blanks by gluing or welding ; Gluing presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7841—Holding or clamping means for handling purposes
    • B29C65/7847—Holding or clamping means for handling purposes using vacuum to hold at least one of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
    • B29C66/474—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially non-flat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/729—Textile or other fibrous material made from plastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/824—Actuating mechanisms
    • B29C66/8242—Pneumatic or hydraulic drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/87—Auxiliary operations or devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/48—Wearing apparel
    • B29L2031/4807—Headwear
    • B29L2031/4835—Masks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/753—Medical equipment; Accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/768—Protective equipment

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

The invention discloses a full-automatic production line of a mask, which belongs to the field of mask manufacturing and comprises a frame, and a mask conveyor, an ear band welding device, a respiratory valve hole punching device and a respiratory valve welding device which are arranged on the frame, wherein the ear band welding device comprises a mask supporting mechanism, an ear band welding assembly comprising two ear band welding mechanisms and two ear band feeding devices, and each ear band feeding device comprises an ear band conveying mechanism, an ear band pressing mechanism, an ear band cutting mechanism and an ear band traction mechanism; the ear belt welding mechanism comprises an ear belt welding support, a first lifting driving mechanism, a base station, a rotary driving mechanism, a clamping mechanism, a second lifting driving mechanism and an ear belt welding gun; the clamping mechanism comprises two output ends with clamping portions, each clamping portion comprises a body provided with two clamping surfaces, and when the two output ends of the clamping mechanism are close to each other, the two clamping surfaces of the two clamping portions respectively form an earband clamping point in two directions of the clamping mechanism. The invention has reasonable design and can efficiently provide the ear band for welding.

Description

Full-automatic production line for masks
Technical Field
The invention relates to the field of mask processing equipment, in particular to a full-automatic mask production line.
Background
The cup mask is designed for the health of people, and is used for filtering visible or invisible substances harmful to human bodies, so that unnecessary influence on the human bodies is avoided. The cup-shaped mask adopts polypropylene which is nontoxic, tasteless, allergy-free, non-irritant, free of any toxic and harmful substance and glass fiber as a main raw material, is humanized in design, is made of high-standard materials, and has the characteristics of efficient filtration, low toxicity prevention, peculiar smell removal, ventilation, comfort, sanitation, convenience, safety and attractiveness. The general cup-shaped mask is manufactured by firstly manufacturing a mask body by using a plurality of layers of cloth; the ear belt is made of elastic woven belt with good air permeability or elastic band without latex component, is suitable for various facial shapes, has a breather valve design, reduces heat accumulation, and is suitable for long-time use in high-temperature, high-humidity and sultry environments.
Current gauze mask manufacturing installation, like the chinese utility model patent of publication number CN207432815U, it specifically discloses a full-automatic cup type gauze mask machine, including frame and the fixed conveyor who locates on the frame, still including being located in proper order the conveyor both sides are fixed to be located nasal line blowing device, nasal line on the frame are defeated to put shearing mechanism, nasal line hot melt device, nasal line reinforcing apparatus, printing device, ear area length adjustment shearing mechanism, ear area grabbing device, ear area conveyor, ear area butt fusion device, punching device, breather valve positioner, breather valve snatch and butt fusion device, finished product grabbing device and finished product output device.
But the continuous working ability of the ear belt gripping device of this patent is not strong, all need to reset after grabbing an ear belt at every turn and just can snatch a back ear belt, leads to work efficiency low.
Disclosure of Invention
Aiming at the problem of low working efficiency of a mask machine in the prior art, the invention aims to provide a full-automatic mask production line.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a full-automatic mask production line comprises a frame and a mask conveyor arranged on the frame, wherein the frame is also provided with an ear band welding device, a breathing valve hole punching device and a breathing valve welding device which are sequentially arranged along two sides of the mask conveyor, the ear band welding device comprises a mask supporting mechanism, an ear band welding assembly comprising two ear band welding mechanisms and two ear band feeding devices which are respectively used for conveying ear bands for the two ear band welding mechanisms, and each ear band feeding device comprises an ear band conveying mechanism, an ear band pressing mechanism, an ear band cutting mechanism and an ear band traction mechanism which are sequentially arranged according to the ear band feeding direction;
the ear belt welding mechanism comprises an ear belt welding support, a first lifting driving mechanism, a base station, a rotary driving mechanism, a clamping mechanism, a second lifting driving mechanism and an ear belt welding gun; the two clamping mechanisms are arranged at intervals and are respectively used for clamping two ends of the ear belt; the two rotary driving mechanisms are respectively used for driving the two clamping mechanisms connected with the respective output ends to rotate so as to bend the ear straps clamped by the clamping mechanisms into a shape suitable for welding; the first lifting driving mechanism is arranged on the ear belt welding support and used for driving the base station connected with the output end of the first lifting driving mechanism to lift so that the ear belt which is configured into a shape suitable for welding enters an ear belt welding station; the second lifting driving mechanism is arranged on the base station and used for driving the two ear belt welding guns connected with the output ends of the second lifting driving mechanism to lift so that the two ear belt welding guns can respectively weld the two ends of the ear belt entering the ear belt welding station;
wherein, fixture includes two relative motion's output and sets up respectively two clamping part on the output, the clamping part all includes the body and sets up two clamping face on the body, wherein, when fixture's two outputs are close to each other, two clamping face of clamping part are in respectively form an earlap centre gripping point on fixture's two directions.
Preferably, the mask supporting mechanism is located below the ear strap welding assembly, and the mask supporting mechanism is used for providing supporting force required by ear strap welding; the mask supporting mechanism comprises a third lifting driving mechanism fixedly connected with the frame and a supporting platform connected with the output end of the third lifting driving mechanism.
Preferably, the ear belt conveying mechanism comprises,
the vertical plate is fixedly arranged on the rack;
the wire arranging wheel is rotatably connected to the vertical plate;
the wire wheel driving mechanism is fixedly arranged on the vertical plate and is in driving connection with the whole wire wheel;
one end of the swing rod is rotatably connected to the vertical plate, and the other end of the swing rod is rotatably connected with a tension wheel;
the elastic piece is connected between the swing rod and the vertical plate and used for providing elastic force for enabling the tension wheel to be tightly pressed on the whole wire wheel.
Preferably, ear area cutting mechanism includes scissors and cuts actuating mechanism, the scissors is relative frame fixed connection, just at least one handle of scissors is movable, cut actuating mechanism's output with the mobilizable handle of scissors is connected in order to drive the scissors is cut.
Preferably, the ear belt traction mechanism comprises a chuck which is in sliding connection relative to the rack, and a linear traction mechanism which is installed on the rack and used for driving the chuck to move.
Preferably, the valve hole device for the punching and breathing valve comprises,
the four guide posts are parallel and oppositely arranged, and are fixedly installed relative to the rack;
the two fixing plates are fixedly arranged at two ends of the four guide pillars respectively;
the two punching driving mechanisms are respectively and fixedly arranged on the two fixing plates;
the two working plates are connected to the four guide pillars in a sliding manner and are fixedly connected with the output ends of the two punching driving mechanisms respectively;
the first ultrasonic vibrator is electrically connected with the ultrasonic die head, and the first ultrasonic vibrator and the ultrasonic die head are fixedly arranged on one of the working plates;
and the punching and cutting die is fixedly arranged on the other working plate and is opposite to the ultrasonic die head.
Furthermore, each guide post is fixedly provided with a connecting seat, all the connecting seats are positioned in the same plane, and the same plane is perpendicular to the guide posts;
the connecting seat comprises a seat body, a guide pillar through hole, a cutting seam, a clamping through hole and a clamping bolt;
the guide post through hole is arranged on the base body and is in clearance fit with the guide post;
the cutting joint is arranged on the seat body along the direction parallel to the guide pillar through hole, and the cutting joint is communicated with the guide pillar through hole;
the clamping through hole is arranged on the base body along the direction perpendicular to the cutting seam, and the clamping bolt is used for tightening the cutting seam after being screwed so as to clamp the guide pillar in the guide pillar through hole;
the mounting hole is formed in the base body.
Preferably, the breather valve welding device comprises,
the breather valve welding bracket is fixedly arranged on the rack;
the vibration feeding device is fixedly arranged on the breather valve welding bracket and is used for providing the breather valves which are arranged in order;
the feeding limiting device is connected with a discharge hole of the vibration feeding device in a connection mode, and is used for limiting the breathing valves which are arranged in order, the feeding limiting device comprises a limiting platform which is installed relative to the breathing valve welding support, a feeding limiting driving mechanism which is installed relative to the breathing valve welding support, and a pressing plate which is installed on the output end of the feeding limiting driving mechanism, wherein the limiting platform is connected with the discharge hole of the vibration feeding device in a connection mode, and the feeding limiting driving mechanism drives the pressing plate to limit the breathing valves on the limiting platform in use;
the positioning device is connected with the feeding limiting device in a connection mode, and is used for positioning the breather valve at a specified position and comprises a positioning support, a positioning platform and a positioning clamping mechanism, wherein the positioning support is installed relative to the breather valve welding support, the positioning platform is fixedly installed on the positioning support, the positioning platform is connected with the limiting platform in a connection mode, and the breather valve is positioned at the specified position by the positioning clamping mechanism during use;
the grabbing and transferring device is used for grabbing the breather valve positioned at the designated position and transferring the breather valve to a breather valve welding station, and comprises a sliding table, a horizontal driving mechanism, a fourth lifting driving mechanism and an upper welding mold, wherein the sliding table is connected to the rack in a sliding mode along the horizontal direction, the horizontal driving mechanism is fixed on the rack and used for driving the sliding table, the fourth lifting driving mechanism is fixedly installed on the sliding table, the upper welding mold is installed at the output end of the fourth lifting driving mechanism, and a vacuum sucker for grabbing the breather valve is installed in the upper welding mold;
welding set, welding set up in breather valve welding station, welding set is used for welding and the face guard welding the breather valve that is in breather valve welding station, breather valve welding set is including relative rack-mount's welding stent, along vertical direction sliding connection be in welding platform, fixed mounting on the welding stent just are used for the drive on the welding stent welding platform's fifth lift actuating mechanism and install second ultrasonic vibrator and welding die block on the welding platform.
Further, still including directly shaking the device, directly shake the device including relative breather valve welding support mounting directly shake the support, install directly shake vibrating motor on the support and install directly shake the stock guide on the support, the stock guide is refuted and is connect feed limiting device with between the vibration feeding device.
Further, still include the altitude mixture control platform, the altitude mixture control platform along vertical direction sliding connection be in the frame, still install in the frame and be used for the adjustment altitude mixture control platform's adjusting screw, wherein, feed limiting device positioner and the device that directly shakes all installs on the altitude mixture control platform.
Adopt above-mentioned technical scheme, because it has two clamping faces for the fixture of centre gripping ear area, make fixture have two ear area exposed core, make fixture carry out the during operation with continuous rotation's form under rotary driving mechanism's drive, guarantee that an ear area exposed core drives behind the ear area tip rotates ear area welding station, under the condition that need not rotary driving mechanism, only need continue to rotate a less angle, can guarantee that another ear area exposed core moves the assigned position, carry out the centre gripping operation to the next ear area, thereby can improve continuous production efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the ear band welding device according to the present invention;
FIG. 3 is a schematic view of an ear band welding apparatus according to the present invention in one orientation with the ear band welding fixture removed;
FIG. 4 is a schematic view of the ear band welding apparatus of the present invention in another orientation with the ear band welding fixture removed;
FIG. 5 is a front view of the ear band welding device of the present invention with the ear band welding bracket removed;
FIG. 6 is a side view of the ear strap welding apparatus of the present invention with the ear strap welding bracket removed;
FIG. 7 is an enlarged view of a portion of FIG. 4 at A;
FIG. 8 is a schematic structural view of a breather valve orifice assembly of the present invention;
FIG. 9 is a front view of the central breathing valve orifice assembly of the present invention;
FIG. 10 is a schematic view of a seat of the central breathing valve hole assembly according to the present invention;
FIG. 11 is a schematic view of a breather valve welding apparatus according to the present invention;
FIG. 12 is a front view of a breather valve welding apparatus of the present invention.
In the figure, 1-frame, 2-mask conveyer, 3-ear belt welding device, 31-mask supporting mechanism, 311-supporting frame, 312-third lifting driving mechanism, 313-supporting platform, 314-third guide piece, 32-ear belt welding mechanism, 321-ear belt welding bracket, 322-first lifting driving mechanism, 323-base table, 3231-first guide piece, 3232-first fixing plate, 3233-second fixing plate, 324-rotary driving mechanism, 325-clamping mechanism, 3250-clamping part, 3251-body, 3252-clamping surface, 326-second lifting driving mechanism, 327-ear belt welding gun, 3271-second guide piece, 33-ear belt conveying mechanism, 330-guide wheel, 331-ear belt rod, 332-vertical plate, 333-wire wheel driving mechanism, 334-cantilever, 3341-perforated hole, 335-tension wheel, 336-wire rectifying wheel, 337-wire guiding wheel, 338-swing rod, 339-guide rod, 3391-upper baffle, 3392-lower baffle, 3393-limit sleeve, 3310-jumping wheel, 3311-annular guide groove, 34-ear band pressing mechanism, 341-fixed seat, 342-pressing seat, 343-pressing driving mechanism, 35-ear band cutting mechanism, 351-scissors, 352-shearing driving mechanism, 36-ear band traction mechanism, 361-cartridge, 362-linear traction mechanism, 363-cartridge sliding rail, 364-cartridge sliding table, 4-breathing valve hole device, 41-guide column, 42-fixed plate, 43-punching driving mechanism, 44-working plate, 45-linear bearing, 46-first ultrasonic vibrator, 47-ultrasonic probe, 48-punching cutting die, 49-connecting seat, 491-seat body, 492-guide post perforation, 493-cutting slit, 494-clamping perforation, 495-mounting hole, 410-cutting die fixing plate, 411-cutting die push rod, 5-breather valve welding device, 51-breather valve welding bracket, 52-vibration feeding device, 53-feeding limiting device, 531-limiting platform, 532-pressing plate, 533-feeding limiting driving mechanism, 54-positioning device, 541-positioning bracket, 542-positioning platform, 543-positioning clamping mechanism, 55-grabbing and transferring device, 551-linear guide rail, 552-sliding table, 553-horizontal driving mechanism, 554-a fourth lifting driving mechanism, 555-an upper welding die, 56-a welding device, 561-a welding bracket, 562-a welding platform, 563-a fifth lifting driving mechanism, 564-a second ultrasonic vibrator, 565-a welding bottom die, 57-a height adjusting platform, 571-an adjusting screw rod, 58-a vertical vibration device, 581-a vertical vibration bracket, 582-a material guide plate and 59-a hydraulic buffer.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on structures shown in the drawings, and are only used for convenience in describing the present invention, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the technical scheme, the terms "first" and "second" are only used for referring to the same or similar structures or corresponding structures with similar functions, and are not used for ranking the importance of the structures, or comparing the sizes or other meanings.
In addition, unless expressly stated or limited otherwise, the terms "mounted" and "connected" are to be construed broadly, e.g., the connection may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two structures can be directly connected or indirectly connected through an intermediate medium, and the two structures can be communicated with each other. To those skilled in the art, the specific meanings of the above terms in the present invention can be understood in light of the present general concepts, in connection with the specific context of the scheme.
The invention provides a specific embodiment, and a full-automatic mask production line, as shown in fig. 1, comprises a frame 1 and a mask conveyor 2 mounted on the frame 1, wherein the frame 1 is further provided with an ear band welding device 3, a breathing valve hole punching device 4 and a breathing valve welding device 5 which are sequentially arranged on two sides of the mask conveyor 2 along the conveying direction of the mask conveyor.
In this embodiment, the frame 1 is a frame structure formed by connecting a strip steel and a rectangular steel plate, wherein the rectangular steel plate is laid on the top surface of the frame structure.
In this embodiment, the mask conveyor 2 is fixedly mounted on the top of the frame 1 and preferably linearly conveys the mask to be processed.
In this embodiment, as shown in fig. 2 to 7, the ear band welding device 3 includes a mask supporting mechanism 31, an ear band welding assembly including two ear band welding mechanisms 32, and two sets of ear band feeding devices respectively used for feeding ear bands for the two ear band welding mechanisms, each set of ear band feeding device includes an ear band feeding mechanism 33, an ear band pressing mechanism 34, an ear band cutting mechanism 35, and an ear band pulling mechanism 36, which are sequentially arranged in an ear band feeding direction;
the ear strap welding mechanism 32 includes an ear strap welding support 321, a first elevation driving mechanism 322, a base 323, a rotation driving mechanism 324, a clamping mechanism 325, a second elevation driving mechanism 326, and an ear strap welding gun 327.
The clamping mechanisms 325 in each ear strap welding mechanism 32 are configured with two and spaced apart from each other so that the two clamping mechanisms 325 can be used to clamp two ends of a section of ear strap, respectively. Correspondingly, two of the rotary driving mechanisms 324 are also fixedly mounted on the base 323, the two clamping mechanisms 325 are respectively connected to the output ends of the two rotary driving mechanisms 324, and the two rotary driving mechanisms 324 are respectively used for driving the clamping mechanisms 325 connected to the respective output ends to rotate, so that a section of the ear strap clamped by the two clamping mechanisms 325 can be bent into a shape suitable for welding, such as a U shape.
The clamping mechanism 325 is preferably a finger cylinder, and one clamping portion 3250 is fixedly mounted on each of two output ends of the finger cylinder, and each clamping portion 3250 includes a body 3251 and two clamping surfaces 3252 provided on the body 3251. When the two output ends of the finger cylinder are in operation (when the two output ends are close to each other), the four clamping surfaces 3252 on the two clamping portions 3250 are close to each other in pairs, and respectively form an ear band clamping point in two directions of the finger cylinder, as shown in fig. 7. So set up, make fixture 325 can work with the form of continuous rotation under the drive of rotary drive mechanism 324, guarantee that an ear area centre gripping point drives ear area tip and rotates behind the ear area welding station, under the condition that need not gyration rotary drive mechanism 324, only need continue to rotate a less angle, can guarantee that another ear area centre gripping point moves the assigned position, carry out the centre gripping operation to the next ear area, thereby reduce the requirement to rotary drive mechanism 324, also can improve continuous production efficiency. In the present embodiment, the rotation driving mechanism 324 is a rotary cylinder, or in another embodiment, it may be a servo motor.
The first lifting driving mechanism 322 is fixedly installed on the ear band welding support 321, and the first lifting driving mechanism 322 is configured to drive the base 323 connected to the output end of the first lifting driving mechanism to lift, so that the section of ear band configured to the shape suitable for welding enters the ear band welding station. The second lifting driving mechanism 326 is fixedly installed on the base 323, two ear strip welding guns 327 are installed on an output end of the second lifting driving mechanism 326, and the second lifting driving mechanism 326 is used for driving the two ear strip welding guns 327 connected with an output end of the second lifting driving mechanism to lift, so that the two ear strip welding guns 327 can respectively weld two ends of a section of ear strip entering the ear strip welding station.
The base 323 is movably connected to the ear strap welding bracket 321 through a first guide 3231, specifically, a guide rod is fixedly mounted on the base 323, and a guide sleeve adapted to the guide rod is fixedly mounted on the ear strap welding bracket 321, so that the two are matched with each other to guide. And it is preferable that there are two first guide members 3231 to increase the stability of the movement of the abutment 323. The base 323 includes two parts, namely a first fixing plate 3232 for mounting the rotation driving mechanism 324, and a second fixing plate 3233 for mounting the second lifting driving mechanism 326, where the first fixing plate 3232 and the second fixing plate 3233 are fixedly connected together by a connecting member and driven by the first lifting driving mechanism 322 to move together, the second fixing plate 3233 is located above and fixedly connected to an output end of the first lifting driving mechanism 322, and the first guiding element 3231 provides guiding for the second fixing plate 3232 and the second fixing plate 3233. Similarly, the ear welding gun 327 is movably connected to the base 323 through a second guide 3271, and the second guide 3271 has the same structure as the first guide 3231, and includes a guide rod fixed to the ear welding gun 327 and a guide sleeve fixed to the base 323, and preferably there are two second guides 3271 to increase the stability of the movement of the ear welding gun 3271. The first elevation driving mechanism 322 and the second elevation driving mechanism 326 are air cylinders or electric cylinders, for example, in this embodiment, both of them are preferably electric cylinders to have a real-time locking function, and more preferably both of them are servo electric cylinders to improve accuracy.
Two ear strap welding mechanisms 32 of the ear strap welding assembly are mounted to be adapted to face the clamping mechanisms 325 of the two ear strap welding mechanisms 32 in pairs. That is, the positions of the four clamping mechanisms 325 in the two ear band welding mechanisms 32 form the four corners of a rectangle, and the two ear bands are arranged in such a way that the two ear bands can be simultaneously welded, so that the requirement for welding two sections of ear bands in one mask at a time is met.
The mask supporting mechanism 31 is located below the ear band welding assembly, and the mask supporting mechanism 31 is matched with the two ear band welding mechanisms 32 in the ear band welding assembly to provide supporting force required by ear band welding from the lower part, so that the mask can be smoothly welded. Specifically, the mask supporting mechanism 31 includes a supporting frame 311, a third lifting driving mechanism 312 and a supporting platform 313, the supporting frame 311 is fixedly mounted on the frame 1, and the third lifting driving mechanism 312 is fixedly mounted on the supporting frame 311, so that the third lifting driving mechanism 312 is fixedly connected to the frame 1, and the supporting platform 313 is fixedly mounted at an output end of the third lifting driving mechanism 312, the supporting platform 313 is used for providing a supporting force from the lower side of the mask, and after the ear belt welding gun 327 moves downwards, the ear belt of the mask can be supported during welding, and the mask can be smoothly welded to a specified position. Meanwhile, in order to improve the stability of the lifting motion of the supporting platform 313, the supporting platform 313 is movably connected with respect to the frame 1 through a third guide 314, the structure of the third guide 314 is the same as that of the first guide 3231 and the second guide 3271, and the third guide 314 also comprises a guide rod and a guide sleeve, wherein the guide rod is fixedly arranged on the supporting platform 313, and the guide sleeve is fixedly arranged on the frame 1; accordingly, in order to improve the stability of the movement of the support platform 313, two third guide members 314 are provided in the present embodiment.
The ear band pulling mechanism 36 is used for pulling out an ear band with a specified length, and the ear band pulling mechanism 36 comprises a chuck 361 which is connected with the frame 1 in a sliding way and a linear pulling mechanism 362 which is arranged on the frame 1 and is used for driving the chuck 361 to move. Wherein the cartridge 361 is preferably a pneumatic cartridge to achieve a quick clamping of the ear strap. In addition, a chuck slide rail 363 is fixed on the frame 1, a chuck slide table 364 is configured on the chuck slide rail 363, and the pneumatic chuck is fixedly mounted on the chuck slide table 364, so that the chuck 361 is slidably connected with the frame 1. The linear traction mechanism 362 is preferably a synchronous belt conveyor, the synchronous belt conveyor is fixedly mounted on the rack 1, and the chuck sliding table 364 is fixedly connected with a synchronous belt in the synchronous belt conveyor, so that after the synchronous belt conveyor rotates, the chuck sliding table 364 is driven to move, the chuck 361 mounted on the chuck sliding table 364 is moved, when the chuck 361 clamps one end of an ear belt, traction on the ear belt is realized, and after a position sensor for detecting the position of the chuck 361 is mounted on the rack 1, when the chuck 361 moves to a specified position, the synchronous belt conveyor can be controlled to stop through a PLC or other types of control chips, so that the ear belt traction mechanism 36 pulls out the ear belt with the specified length.
The ear band cutting means 35 is for cutting the ear band of a predetermined length pulled by the ear band pulling means 36. The ear band cutting mechanism 35 comprises scissors 351 and a cutting driving mechanism 352, the scissors 351 are fixedly connected relative to the frame 1, at least one handle of the scissors 351 is movable, and the output end of the cutting driving mechanism 352 is connected with the movable handle of the scissors 351 to drive the scissors 351 to cut. For example, in this embodiment, the pivot of the scissors 351 is fixedly connected to the frame 1, so that both handles of the scissors 351 are movable, the cutting driving mechanism 352 is further provided as a finger cylinder, and two output ends of the finger cylinder are respectively and fixedly connected to both handles of the scissors 351, so that when the two output ends of the finger cylinder move relatively, the two handles of the scissors 351 also move relatively, and the operation of the hands on the scissors 351 is simulated, so that the two cutting edges of the scissors 351 for cutting are closed or separated, so as to realize the cutting operation of the ear band with a specified length pulled by the ear band pulling mechanism 36.
In order to ensure that the ear band pulling mechanism 36 can pull the ear band at the rear continuously, the ear band needs to be controlled in advance before the ear band cutting mechanism 35 cuts the ear band to ensure that the ear band does not fall off after being cut, that is, the ear band pressing mechanism 34 arranged in front of the ear band cutting mechanism 35 is used for pressing the ear band before the ear band cutting mechanism 35 cuts the ear band with a specified length, so that the end of the ear band pulled by the ear band pulling mechanism 36 is reserved in advance. In this embodiment, the ear strap pressing mechanism 34 specifically includes a fixing seat 341, and a pressing groove for accommodating the ear strap is configured on the surface of the fixing seat 341; the ear band pressing device further comprises a pressing seat 342, wherein the pressing seat 342 is movably arranged relative to the fixed seat 341, and a pressing block for pressing the ear band in the pressing groove is arranged on the surface of the pressing seat 342; the ear band pressing device further comprises a pressing driving mechanism 343, the pressing driving mechanism 343 is fixedly mounted on the frame 1, and an output end of the pressing driving mechanism 343 is connected with the pressing base 342 to drive the pressing base 342 to press the ear band into the pressing groove when needed and to move away when not needed, so that the ear band can smoothly pass through the pressing groove.
The ear belt conveying mechanism 33 is used for providing power for conveying the ear belt. The ear belt conveying mechanism 33 specifically includes a vertical plate 332, an ear belt rod 331, a wire wheel driving mechanism 333, a wire arranging wheel 336, a tension wheel 335, a jumping wheel 3310, a wire guiding wheel 337, and a swing rod 338.
Wherein, the bottom of riser 332 is installed in frame 1, and whole line wheel 336, take-up pulley 335, wire wheel 337, beat wheel 3310 all rotationally install the first side (the medial surface, two relative one sides of ear belt conveying mechanism 33 promptly) at riser 332, and whole line wheel 336, take-up pulley 335, beat wheel 3310 and the setting that the axis of wire wheel 337 is parallel to each other, wherein, the axis of whole line wheel 336, take-up pulley 335 and wire wheel 337 is located same level, the axis that beat wheel 3310 then is in another height that the position is lower, and the axis of whole line wheel 336 and beat wheel 3310 is located same level. Wherein, the pulley driving mechanism 333 is installed on the second side surface (outer side surface, i.e. the opposite side of the two ear belt conveying mechanisms 33) of the vertical plate 332 and controls the rotation of the wire arranging pulley 336. The lower end of the swing link 338 is rotatably mounted on the second side surface of the vertical plate 332, the shaft of the tension wheel 335 is rotatably mounted at the upper end of the swing link 338, a through groove for the tension wheel 335 to pass through is formed in the surface of the vertical plate 332, the swing link 338 is connected with a torsion spring or a tension spring, the swing link 338 provides pressing force under the driving of the torsion spring or the tension spring, so that the outer peripheral wall of the tension wheel 335 is pressed against the outer peripheral wall of the wire wheel 336, and the through groove is configured to have a certain width, so that the tension wheel 335 can move. And the wire guiding wheel 337 is located at a side of the wire straightening wheel 336 far away from the tension wheel 335. A cantilever 334 is mounted at the top end of the first side surface of the vertical plate 332, a through hole 3341 is formed in the cantilever 334, and the position right below the through hole 3341 is the abutting position of the tension wheel 335 and the straightening wheel 336. The wire straightening wheel 336 is provided with two guide bars 339 below the vertical direction, the two guide bars 339 extend in the vertical direction side by side, two ends of the two guide bars 339 are respectively installed on a first side surface of the vertical plate 332 through an upper baffle 3391 and a lower baffle 3392, one end of one guide bar 339 close to the upper baffle 3391 is sleeved with a limit sleeve 3393, the jumping wheel 3310 can rotatably vertically move between the limit sleeve 3393 and the lower baffle 3392, an annular guide groove 3311 is formed in the circumferential outer wall of the jumping wheel 3310, the two guide bars 339 are respectively clamped on the annular guide groove 3311 from two sides, and the jumping wheel 3310 can move up and down along the guide of the two guide bars 339. A sensor for sensing the position of the jumping wheel 3310 is further installed on the first side of the vertical plate 332. And the guide wheel 337 is positioned above the upper baffle 3391 in the vertical direction. In this embodiment, the ear band rod 331 is located above the suspension arm 334, and the axis of the ear band rod 331 is perpendicular to the axis and vertical direction of the wire arranging wheel 336. The ear belt is wound around in sequence: the ear band lever 331, the abutment portion of the tension pulley 335 and the thread alignment pulley 336, the jumping pulley 3310, and the thread guide pulley 337 are inputted to the ear band pressing mechanism 34, and at least one guide pulley 330, for example, two guide pulleys 330 are mounted on the housing 1 so that the ear band fed from the ear band feeding device can be continuously moved in a horizontal direction.
When the ear belt conveying mechanism 33 works, the wire wheel driving mechanism 333 is a motor, and when the sensor senses the jumping wheel 3310 (the sensor is located at a position below the jumping wheel 3310, and the jumping wheel 3310 is located below the jumping wheel 3310, the jumping wheel 3310 does not perform traction work any more, the jumping wheel 3310 falls to a low position under the action of gravity, the ear belt conveying mechanism 33 stops to continue conveying the ear belt), and the motor stops working, thereby stopping conveying the ear belt.
When the ear band welding device 3 in this embodiment is used, the ear band traction mechanism 36 moves to a position where an ear band can be clamped and clamps the ear band, the ear band pressing mechanism 34 contacts with the pressing of the ear band, the ear band conveying mechanism 33 which has clamped the ear band moves at this time, and the movement is stopped after the ear band with a specified length is pulled out; at the moment, the ear belt conveying mechanism 33 stops conveying the ear belt, and the ear belt pressing mechanism 34 presses the ear belt; then the ear belt welding mechanism in the ear belt welding assembly clamps the ear belt with the specified length, the process is equivalent to the ear belt is connected from the ear belt traction mechanism 36, and the ear belt traction mechanism 36 releases the clamping of the ear belt at the moment; then the ear belt is cut off by the ear belt cutting mechanism 35; bending the ear belt with a specified length into a shape suitable for welding, such as a U shape, by an ear belt welding assembly, and then sending the ear belt to a welding position; the mask support mechanism 31 and the ear strap welding gun 327 are respectively inserted from below and above, and the ear strap and the mask are welded together to complete the welding operation. Then, the feeding device continues the above-mentioned actions, and the clamping mechanism 325 in the ear band welding assembly can clamp the ear band because of both sides thereof, so that the rotary driving mechanism 324 must rotate back and forth, and only needs to rotate for an angle, the other ear band clamping point can be put into the clamping work of the next ear band, thereby ensuring the work efficiency.
In the present embodiment, as shown in fig. 8 and 9, the breathing valve hole device 4 includes:
at least one guide post 41, wherein the at least one guide post 41 is arranged in parallel and opposite to each other, and the at least one guide post 41 is fixedly installed relative to the frame 1;
in this embodiment, four guide posts 41 are provided, and the four guide posts 41 are arranged in a rectangle.
Two fixing plates 42, wherein the two fixing plates 42 are respectively and fixedly arranged at two ends of the four guide posts 41;
wherein, the two fixing plates 42 are parallel and opposite, and the two fixing plates 42 are perpendicular to the guide post 41. One of the fixing plates 1 is fixedly installed at the upper ends of the four guide posts 41 and is fixedly connected with the four guide posts 41 at the same time, for example, by screws; the other fixing plate 42 is fixed to the lower ends of the four guide posts 41 by screws, and is also fixedly connected to the four guide posts 41.
Two punching driving mechanisms 43, wherein the two punching driving mechanisms 43 are respectively and fixedly arranged on the two fixing plates 42;
preferably, the two punching driving mechanisms 43 are both air cylinders, the moving directions of the output ends of the two punching driving mechanisms are both parallel to the guide pillar 41, and the output ends of the two punching driving mechanisms are arranged oppositely.
The two working plates 44, 4 are both connected on the four guide posts 41 in a sliding manner, and the two working plates 44 are respectively fixedly connected relative to the output ends of the two punching driving mechanisms 43;
it can be understood that the working plate 44 is slidably connected to the four guide posts 41 at the same time, that is, four linear bearings 45 are mounted on the working plate 44, and the four linear bearings 45 are respectively sleeved on the four guide posts 41. And, two working plates 44 are provided parallel to and opposite to each other, and both working plates 44 are perpendicular to the guide post 41. In this embodiment, the two working plates 44 are fixedly connected to the output ends of the two punching driving mechanisms 43, respectively.
The ultrasonic probe comprises a first ultrasonic vibrator 46 and an ultrasonic die head 47, wherein the first ultrasonic vibrator 46 is electrically connected with the ultrasonic die head 47, and the first ultrasonic vibrator 46 and the ultrasonic die head 47 are fixedly arranged on one working plate 44;
in this embodiment, the first ultrasonic transducer 46 and the ultrasonic die 47 are respectively mounted on both sides of the same (i.e., one of the above-described) working plate 44.
And a punching and cutting die 48, wherein the punching and cutting die 48 is fixedly arranged on the other working plate 44, and the punching and cutting die 48 is opposite to the ultrasonic die head 47.
It is understood that the two fixing plates 42, the two punching driving mechanisms 43, and the two working plates 44 may be identical or different in structure and size as long as the functions thereof satisfy the above requirements.
The device for punching the breathing valve hole is usually installed on a production line for use, so in the embodiment, in order to enable the device to be installed better, each guide pillar 41 is fixedly provided with a connecting seat 49, and all the connecting seats 49 are positioned in the same plane which is perpendicular to the guide pillar 41.
Specifically, as shown in fig. 10, the connecting seat 49 includes,
a base body 491;
a guide post through hole 492, the guide post through hole 492 is disposed on the seat 491, and the guide post through hole 492 is in clearance fit with the guide post 41;
the cutting slit 493 is arranged on the 91 base body along the direction parallel to the guide pillar through hole 492, and the cutting slit 493 is communicated with the guide pillar through hole 492; or it can be understood that the slit 493 is disposed on the inner wall of the guide post via 492 in a direction parallel to the guide post via 492, and meanwhile, the slit 493 penetrates through the seat 491 to communicate the inside of the guide post via 492 with the outside;
a clamping through hole 494 and a clamping bolt (not shown in the drawings), wherein the clamping through hole 494 is disposed on the seat body 491 along a direction perpendicular to the slit 493, and the clamping through hole 494 penetrates through portions of the seat body 491 on both sides of the slit 493, respectively, so that the clamping bolt is inserted into the clamping through hole 494 and tightens the slit 493 after screwing, so that the guide post 41 can be clamped in the guide post through hole 93;
and the mounting holes 495, 95 are provided on the housing 491, and there are usually a plurality of mounting holes 495, which are symmetrically arranged.
Specifically, the connecting seat 49 of the present invention is similar to a tension sleeve.
In another embodiment, the device for punching a breathing valve hole of the present invention further comprises a die fixing plate 410 and a die pushing rod 411, wherein the punching die 48 is fixedly mounted on the die fixing plate 410, and the die fixing plate 410 is fixedly connected with the other working plate 44 through the die pushing rod 411. The arrangement is such that the punching die 48 can be made to have a further mounting position without increasing the stroke of the punching drive mechanism 43.
In this embodiment, before the breathing valve hole punching device 4 is used, the connecting seat 49 is fixed on the frame 1 through a bolt or a screw, the position of the guide post 41 is adjusted, so that the punching driving mechanisms 43 installed at the two ends of the guide post have proper positions, specifically, the installation positions of the working plate 44 fixedly connected with the output end of the punching driving mechanism 43 and the ultrasonic die head 47 and the punching cutting die 48 thereon are determined, and then the clamping bolt is tightened, so that the guide post 41 is fixed; when the mask punching device works, firstly, one punching driving mechanism 43 drives the punching cutting die 48 to ascend to a working position, a mask to be punched is placed on the punching cutting die 48, then, the other punching driving mechanism 43 drives the ultrasonic die head 47 to descend to be matched with the punching cutting die 48, and then, the first ultrasonic vibrator 46 provides energy for the ultrasonic die head 47, so that a required breathing valve hole is formed in the mask in a melting mode.
In this embodiment, as shown in fig. 11 and 12, the breather valve welding apparatus 5 includes:
a breather valve welding bracket 51;
the vibration feeding device 52 is fixedly arranged on the breather valve welding bracket 51, and the vibration feeding device 52 is used for receiving and temporarily storing the breather valves and outputting the breather valves which are arranged in sequence;
the feeding limiting device 53 is connected with the discharge hole of the vibration feeding device 52 in a connecting mode, the feeding limiting device 53 is used for limiting the breathing valves which are sequentially arranged and output from the vibration feeding device 52, and the purpose of the feeding limiting device is to provide pause of the output process of the breathing valves so that the breathing valves which are output have time for next operation;
a positioning device 54, wherein the positioning device 54 is connected with the feeding limiting device 53 in a docking way, and the positioning device 54 is used for positioning the output breather valve at a specified position for the next operation;
the grabbing and transferring device 55 is used for grabbing and transferring the breather valve positioned at the designated position to a breather valve welding station for the next operation;
welding set 56, welding set 56 set up in breather valve welding station, and welding set 56 is used for welding the breather valve that is in breather valve welding station and gauze mask.
In this embodiment, the breather valve welding bracket 51 is of a frame structure and is fixed on the frame 1, the vibration feeding device 52 is installed on the right side of the breather valve welding bracket 51, the grabbing and transferring device 55 and the welding device 56 are installed on the left side of the breather valve welding bracket 51, and the welding device 56 is located below the grabbing and transferring device 55. The feeding limiting device 53 and the positioning device 54 are arranged in the middle of the breather valve welding bracket 51 in the left-right direction, and the feeding limiting device 53 and the positioning device 54 can be directly arranged on the breather valve welding bracket 51 in a fixed connection mode, which is a non-preferred embodiment; in the preferred embodiment of the present invention, the feeding limiting device 53 and the positioning device 54 can also be indirectly and movably connected to the breather valve welding bracket 51 through a height adjusting platform 57 with adjustable height, the height adjusting platform 57 is slidably connected to the frame 1 along the vertical direction, meanwhile, an adjusting screw 571 for adjusting the height of the height adjusting platform 57 is installed on the frame 1, and the feeding limiting device 53 and the positioning device 54 are fixedly installed on the height adjusting platform 57, and the height adjusting platform 57 is arranged so that the working surface positions of the feeding limiting device 53 and the positioning device 54 can be adjusted, on one hand, the working surface positions are adapted to the height of the vibration feeding device 52, and on the other hand, the working surface positions can also be flexibly adjusted in accordance with the height of the breather valve welding station.
In this embodiment, the vibratory feeding device 52 is configured as a vibratory rotary feeding disc, which makes the breathing valves in the hopper arranged out of order orderly in the rotating and vibrating processes, and outputs the breathing valves arranged in order from the output port of the vibratory feeding disc.
In this embodiment, the feeding limiting device 53 comprises a limiting platform 531 for connecting the outlet of the vibratory feeding device 52, a pressing plate 532 for pressing the breather valve connected from the vibratory feeding device 52 against further outward output movement, and a feeding limiting driving mechanism 533 for providing pressing force to the pressing plate 532, wherein the feeding limiting driving mechanism 533 is preferably a micro cylinder to prevent the breather valve from being crushed. In the present embodiment, the limiting platform 531 and the feeding limiting driving mechanism 533 are fixedly installed on the height adjusting platform 57, and the pressing plate 532 is fixedly installed on the output end of the feeding limiting driving mechanism 533; in the non-preferred embodiment, the limiting platform 531 and the feeding limiting driving mechanism 533 are fixedly mounted on the breather valve welding bracket 51. When the feeding limiting device 53 works, the feeding limiting driving mechanism 533 drives the pressing plate 532 to limit the breathing valve on the limiting platform 531, so that the vibration feeding device 52 cannot continuously output the breathing valve outwards, and the work is suspended, so that a sufficient time interval is reserved for the subsequent work.
In this embodiment, the positioning device 54 includes a positioning bracket 541, a positioning platform 542 for receiving the breather valve from the limiting platform 531, and a positioning clamp 543 for limiting the breather valve on the positioning platform 542 to a predetermined position. In this embodiment, the positioning platform 542 and the positioning clamping mechanism 543 are both fixedly mounted on the positioning bracket 541, the positioning bracket 541 is fixedly mounted on the height adjusting platform 57, the positioning clamping mechanism 543 is preferably a finger cylinder, and the breathing valve is clamped at a designated position by the clamping action of two fingers; in the above non-preferred embodiment, the positioning bracket 541 is fixedly mounted on the breather valve welding bracket 51. When the positioning device 54 is in operation, the positioning and clamping mechanism 543 clamps the breather valve passing through the limiting platform 531 at a specified position, so as to facilitate the subsequent operation.
In this embodiment, the grabbing and transferring device 55 comprises a linear guide 551 fixedly installed on the frame 1 along the horizontal direction, a sliding table 552 slidably connected to the linear guide 551, a horizontal driving mechanism 553 fixedly installed on the frame 1 and having an output end fixedly connected to the sliding table 552 to drive the sliding table 552 to move, a fourth lifting driving mechanism 554 fixedly installed on the sliding table 552, and an upper welding mold 555 fixedly installed at the output end of the fourth lifting driving mechanism 554, wherein a vacuum chuck (not shown in the figure) for sucking the breathing valve is installed in the upper welding mold 555. The two linear guide rails 551 are parallel and opposite to each other and are located in the same horizontal plane, so that the sliding of the sliding table 552 is more stable. A plurality of guide rods are mounted on the sliding table 552, a fixing plate is mounted on the guide rods, the output end of the fourth lifting driving mechanism 554 is fixedly connected to the upper surface of the fixing plate, and the upper welding die 555 is fixedly mounted on the lower surface of the fixing plate. The horizontal driving mechanism 553 is an air cylinder, and the fourth lifting driving mechanism 554 is an adjustable air cylinder, so that the height of the breathing valve welding station can be flexibly adjusted.
In this embodiment, in order to prevent the collision at the end of the movement stroke of the slide table 552, a hydraulic buffer 59 is preferably mounted on the breather valve welding bracket 51 at the end of the movement stroke of the slide table 552.
In this embodiment, the welding device 56 includes a welding support 561 fixedly installed on the breather valve welding support 51 (specifically, installed on the frame 1), a welding platform 562 slidably connected to the welding support 561 along the vertical direction, a fifth lifting driving mechanism 563 fixedly installed on the welding support 561 and used for driving the welding platform 562 to move, and a second ultrasonic vibrator 564 and a welding bottom die 565 installed on the welding platform 562. The output end of the fifth lifting driving mechanism 563 and the second ultrasonic vibrator 564 are both fixedly connected to the lower surface of the welding platform 562, the welding bottom die 565 is then fixedly mounted on the upper surface of the welding platform 562, the welding bottom die 565 is used in cooperation with the welding top die 555, and after the output end of the fifth lifting driving mechanism 563 and the second ultrasonic vibrator 564 are opposite to each other, the breathing valve in the welding top die 555 and the mask on the welding bottom die 565 are welded together. Wherein, fifth lift drive mechanism 563 is adjustable cylinder to can cooperate the height of breather valve welding station to carry out nimble adjustment.
In another embodiment, the direct vibration device 58 is further included, and the direct vibration device 58 includes a direct vibration bracket 581, a vibration motor (not shown in the figure) installed on the direct vibration bracket 581, and a material guiding plate 582 installed on the direct vibration bracket 581, wherein the material guiding plate 582 is docked with the feeding limiting device 53 at one end and the vibratory feeding device 52 at the other end for performing an intermediate transmission function when the vibratory feeding device 52 is far away from the feeding limiting device 53. And the vertical vibration bracket 581 is preferably mounted on the height adjustment platform 57 described above.
In another embodiment, the positioning bracket 541 of the positioning device 54 is slidably connected to the height-adjusting platform 57 in the vertical direction, and the positioning bracket 541 is locked by a locking structure, such as a locking screw. This arrangement allows the positioning device 54 to be individually height adjustable.
When the device is used, a plurality of breather valves are placed in a hopper of the vibration feeding device 52, the breather valves which are orderly arranged are output to the direct vibration device 58 through the rotation and vibration action of the vibration feeding device 52, and then the breather valves orderly move forward along a straight line through the vibration action of the direct vibration device 58 and sequentially reach the positioning platform 542 through the limiting platform 531; whenever one of the breathing valves reaches the positioning stage 542, the feed limiting device 53 operates to limit the breathing valve to the limiting stage 531, stopping the feeding, while the breathing valve that has reached the positioning stage 542 is positioned at the designated position by the positioning device 54; at this time, the grabbing and transferring device 55 drives the vacuum chuck at the tail end to move horizontally and vertically, and the breather valve is sucked and then driven to a breather valve welding station; and welding set 56 then drives welding die block 565 simultaneously and removes to breather valve welding station, after the conveyer belt that will be moved by the horizontal direction will have dashed the gauze mask of breathing valve hole and drive the breather valve welding station, under the cooperation of welding upper die 555, welding die block 565, breather valve and the accurate cooperation of the breathing valve hole on the gauze mask to provide the energy that makes the local material of gauze mask melt through second ultrasonic vibrator 564, thereby will weld the breather valve in the upper die 555 to the gauze mask, accomplish the welding operation of gauze mask breather valve. At this time, the feed limiter 53 releases the limitation of the breather valve, the breather valve continues to advance, and when the front breather valve reaches the positioning table 542 again, the feed limiter 53 operates again, and the positioning device 54, the grasping and transferring device 55, and the welding device 56 repeat the above operations to perform the continuous welding operation of the breather valve.
To sum up, when the full-automatic mask production line provided by the embodiment of the invention is used, mask material flow is driven by the mask conveyor 2 to perform assembly line movement, and when the mask moves to an ear band welding position, the ear bands are welded to two sides of the mask by the ear band welding device 3; when the mask continues to move to the position of the breathing valve hole, a hole for installing the breathing valve is punched on the mask by the breathing valve hole punching device 4; and when the mask continues to move to the welding position of the breather valve, the breather valve is welded to a breather valve hole on the mask by a breather valve welding device 5, so that the mask is obtained.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.

Claims (5)

1. The utility model provides a full automatic production line of gauze mask, includes the frame and installs face guard conveyer in the frame, still install in the frame and follow the ear area welding set that face guard conveyer both sides arranged in proper order, dash breather valve hole device and breather valve welding set, its characterized in that: the ear band welding device comprises a mask supporting mechanism, an ear band welding assembly comprising two ear band welding mechanisms and two sets of ear band feeding devices which are respectively used for conveying ear bands for the two ear band welding mechanisms, wherein each set of ear band feeding device comprises an ear band conveying mechanism, an ear band pressing mechanism, an ear band cutting mechanism and an ear band traction mechanism which are sequentially arranged according to an ear band feeding direction;
the ear belt welding mechanism comprises an ear belt welding support, a first lifting driving mechanism, a base station, a rotary driving mechanism, a clamping mechanism, a second lifting driving mechanism and an ear belt welding gun; the two clamping mechanisms are arranged at intervals and are respectively used for clamping two ends of the ear belt; the two rotary driving mechanisms are respectively used for driving the two clamping mechanisms connected with the respective output ends to rotate so as to bend the ear straps clamped by the clamping mechanisms into a shape suitable for welding; the first lifting driving mechanism is arranged on the ear belt welding support and used for driving the base station connected with the output end of the first lifting driving mechanism to lift so that the ear belt which is configured into a shape suitable for welding enters an ear belt welding station; the second lifting driving mechanism is arranged on the base station and used for driving the two ear belt welding guns connected with the output ends of the second lifting driving mechanism to lift so that the two ear belt welding guns can respectively weld the two ends of the ear belt entering the ear belt welding station;
the clamping mechanism comprises two output ends which move relatively and two clamping parts which are arranged on the two output ends respectively, each clamping part comprises a body and two clamping surfaces arranged on the body, and when the two output ends of the clamping mechanism are close to each other, the two clamping surfaces of the two clamping parts form an earband clamping point in two directions of the clamping mechanism respectively;
the device of the respiratory valve hole comprises a valve body,
the four guide posts are parallel and oppositely arranged, and are fixedly installed relative to the rack;
the two fixing plates are fixedly arranged at two ends of the four guide pillars respectively;
the two punching driving mechanisms are respectively and fixedly arranged on the two fixing plates;
the two working plates are connected to the four guide pillars in a sliding manner and are fixedly connected with the output ends of the two punching driving mechanisms respectively;
the first ultrasonic vibrator is electrically connected with the ultrasonic die head, and the first ultrasonic vibrator and the ultrasonic die head are fixedly arranged on one of the working plates;
the punching and cutting die is fixedly arranged on the other working plate and is opposite to the ultrasonic die head;
each guide post is fixedly provided with a connecting seat, all the connecting seats are positioned in the same plane, and the same plane is vertical to the guide post;
the connecting seat comprises a seat body, a guide pillar through hole, a cutting seam, a clamping through hole and a clamping bolt;
the guide post through hole is arranged on the base body and is in clearance fit with the guide post;
the cutting joint is arranged on the seat body along the direction parallel to the guide pillar through hole, and the cutting joint is communicated with the guide pillar through hole;
the clamping through hole is arranged on the base body along the direction perpendicular to the cutting seam, and the clamping bolt is used for tightening the cutting seam after being screwed so as to clamp the guide pillar in the guide pillar through hole;
the mounting hole is formed in the base body;
the respiratory valve welding device comprises a welding device,
the breather valve welding bracket is fixedly arranged on the rack;
the vibration feeding device is fixedly arranged on the breather valve welding bracket and is used for providing the breather valves which are arranged in order;
the feeding limiting device is connected with a discharge hole of the vibration feeding device in a connection mode, and is used for limiting the breathing valves which are arranged in order, the feeding limiting device comprises a limiting platform which is installed relative to the breathing valve welding support, a feeding limiting driving mechanism which is installed relative to the breathing valve welding support, and a pressing plate which is installed on the output end of the feeding limiting driving mechanism, wherein the limiting platform is connected with the discharge hole of the vibration feeding device in a connection mode, and the feeding limiting driving mechanism drives the pressing plate to limit the breathing valves on the limiting platform in use;
the positioning device is connected with the feeding limiting device in a connection mode, and is used for positioning the breather valve at a specified position and comprises a positioning support, a positioning platform and a positioning clamping mechanism, wherein the positioning support is installed relative to the breather valve welding support, the positioning platform is fixedly installed on the positioning support, the positioning platform is connected with the limiting platform in a connection mode, and the breather valve is positioned at the specified position by the positioning clamping mechanism during use;
the grabbing and transferring device is used for grabbing the breather valve positioned at the designated position and transferring the breather valve to a breather valve welding station, and comprises a sliding table, a horizontal driving mechanism, a fourth lifting driving mechanism and an upper welding mold, wherein the sliding table is connected to the rack in a sliding mode along the horizontal direction, the horizontal driving mechanism is fixed on the rack and used for driving the sliding table, the fourth lifting driving mechanism is fixedly installed on the sliding table, the upper welding mold is installed at the output end of the fourth lifting driving mechanism, and a vacuum sucker for grabbing the breather valve is installed in the upper welding mold;
the welding device is arranged at the breather valve welding station and used for welding a breather valve and a face mask at the breather valve welding station, and the breather valve welding device comprises a welding bracket which is installed relative to the rack, a welding platform which is connected onto the welding bracket in a sliding manner along the vertical direction, a fifth lifting driving mechanism which is fixedly installed on the welding bracket and used for driving the welding platform, and a second ultrasonic vibrator and a welding bottom die which are installed on the welding platform;
the device comprises a breather valve welding support, a vibration motor and a guide plate, wherein the breather valve welding support is arranged on the upper surface of the breather valve welding support, the vibration motor is arranged on the breather valve welding support, the guide plate is arranged on the straight vibration support, and the guide plate is connected between the feeding limiting device and the vibration feeding device;
still include the altitude mixture control platform, the altitude mixture control platform along vertical direction sliding connection be in the frame, still install in the frame and be used for the adjustment altitude mixture control platform's adjusting screw, wherein, feed limiting device positioner and the device that directly shakes all installs on the altitude mixture control platform.
2. The full-automatic mask production line according to claim 1, characterized in that: the mask supporting mechanism is positioned below the ear strap welding assembly and used for providing supporting force required by ear strap welding; the mask supporting mechanism comprises a third lifting driving mechanism fixedly connected with the frame and a supporting platform connected with the output end of the third lifting driving mechanism.
3. The full-automatic mask production line according to claim 1, characterized in that: the ear belt conveying mechanism comprises a conveying device,
the vertical plate is fixedly arranged on the rack;
the wire arranging wheel is rotatably connected to the vertical plate;
the wire wheel driving mechanism is fixedly arranged on the vertical plate and is in driving connection with the whole wire wheel;
one end of the swing rod is rotatably connected to the vertical plate, and the other end of the swing rod is rotatably connected with a tension wheel;
the elastic piece is connected between the swing rod and the vertical plate and used for providing elastic force for enabling the tension wheel to be tightly pressed on the whole wire wheel.
4. The full-automatic mask production line according to claim 1, characterized in that: ear area cutting mechanism includes scissors and cuts actuating mechanism, the scissors is relative frame fixed connection, just at least one handle of scissors is mobile, cut actuating mechanism's output with the mobilizable handle of scissors is connected in order to drive the scissors is cut.
5. The full-automatic mask production line according to claim 1, characterized in that: the ear belt traction mechanism comprises a chuck which is connected with the rack in a sliding way, and a linear traction mechanism which is arranged on the rack and used for driving the chuck to move.
CN202010992062.0A 2020-09-21 2020-09-21 Full-automatic production line for masks Active CN112277322B (en)

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CN113021922B (en) * 2021-02-26 2022-10-18 湖北羽林自动化设备有限公司 Ear zone outsourcing limit welding system and utilize gauze mask machine of this system
CN114451618A (en) * 2022-03-01 2022-05-10 宁波金格奥医疗器械股份有限公司 High-efficient stable gauze mask production machine
CN117415190B (en) * 2023-12-18 2024-03-05 山西正大制管有限公司 Straightening machine for processing galvanized pipe

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