CN111976159B - Mask ear strap welding machine - Google Patents
Mask ear strap welding machineInfo
- Publication number
- CN111976159B CN111976159B CN202010895713.4A CN202010895713A CN111976159B CN 111976159 B CN111976159 B CN 111976159B CN 202010895713 A CN202010895713 A CN 202010895713A CN 111976159 B CN111976159 B CN 111976159B
- Authority
- CN
- China
- Prior art keywords
- frame
- ear strap
- mask
- rope
- lifting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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Classifications
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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
- B29C65/74—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
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- 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
- A41H43/02—Handling garment parts or blanks, e.g. feeding, piling, separating or reversing
- A41H43/0235—Feeding or advancing
-
- 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
- B29C65/02—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
-
- 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
-
- 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
- B29C65/7858—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 characterised by the feeding movement 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
- 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
- B29C65/7897—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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
- B29C66/022—Mechanical pre-treatments, e.g. reshaping
- B29C66/0224—Mechanical pre-treatments, e.g. reshaping with removal of material
- B29C66/02241—Cutting, e.g. by using waterjets, or sawing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Basic Packing Technique (AREA)
Abstract
本发明涉及口罩生产设备技术领域，尤其是指一种口罩耳带自动焊接机，包一种口罩耳带焊接机，包括机架，其中，依流水线依次设于机架上的用于输入口罩本体的输入装置、设于机架两侧用于牵引耳带绳的耳带绳牵引装置、将耳带绳导入输入装置两侧的耳带绳拉线定位装置、设于各耳带绳拉线定位装置一侧的将耳带绳折弯成U形并导入到口罩本体端部的耳带绳翻转装置、设于机架上将U型耳带绳焊接于口罩本体上的焊接装置、将焊接有耳带的口罩输出的输出装置，所述机架上设有控制各耳带绳翻转装置上下升降的第一升降装置，所述两耳带绳翻转装置分别设于第一升降装置的两侧，所述第一升降装置的下方两侧还设有用于定位口罩本体两端部的定位压合装置。
The present invention relates to the technical field of mask production equipment, in particular to an automatic mask ear strap welding machine, including a mask ear strap welding machine, which comprises a frame, wherein an input device for inputting a mask body is sequentially arranged on the frame according to an assembly line, an ear strap rope traction device is arranged on both sides of the frame for traction of the ear strap rope, an ear strap rope pulling positioning device for guiding the ear strap rope into both sides of the input device, an ear strap rope turning device is arranged on one side of each ear strap rope pulling positioning device to bend the ear strap rope into a U shape and guide it into the end of the mask body, a welding device is arranged on the frame to weld the U-shaped ear strap rope to the mask body, and an output device for outputting the mask with the ear strap welded thereon, the frame is provided with a first lifting device for controlling the up and down lifting of each ear strap rope turning device, the two ear strap rope turning devices are respectively arranged on both sides of the first lifting device, and the lower sides of the first lifting device are further provided with a positioning pressing device for positioning the two ends of the mask body.
Description
Technical Field
The invention relates to the technical field of mask production and manufacturing machinery, in particular to a mask ear strap welding machine.
Background
The mask is generally hung and buckled on ears of a human body by adopting ear belts so that the mask body can be attached to the mouth and nose. Therefore, in the production process of the mask, one step is to bend the ear strap into a semicircle shape, and then weld the two ends of the ear strap on the mask body. However, in the prior art, the manufacturing of the ear strap of the mask is to manually cut out a small section of the ear strap, then the two ends of the hand-held ear strap are used for welding the ear strap on the mask body through the welding device, and then the operator turns over the mask head and then welds the other side, so that the existing manual operation mode is very low in production efficiency, the actual production requirement of enterprises cannot be met, and especially under the condition that the existing mask is in tension, the efficiency of the production mode cannot be suitable for the urgent requirement of the market.
The present invention has been made in order to increase the supply amount of the mask.
Disclosure of Invention
Therefore, the invention provides a mask ear strap welding machine aiming at solving the problems, and the purpose of designing the welding machine is to realize automatic welding of ear wires to a mask, thereby improving the production efficiency and the production quality.
In order to solve the technical problems, the mask ear strap welding machine comprises a frame, wherein an input device for inputting a mask body, ear strap rope traction devices for traction of ear strap ropes, ear strap rope stay wire positioning devices for guiding the ear strap ropes into two sides of the input device, ear strap rope turning devices which are arranged on one side of each ear strap rope stay wire positioning device and are used for turning the ear strap ropes into a U shape and guiding the U shape into the end parts of the mask body, a welding device which is arranged on the frame and used for welding the U-shaped ear strap ropes onto the mask body, and an output device for outputting the mask welded with the ear strap are sequentially arranged on the frame according to a production line, first lifting devices for controlling the upward and downward lifting of each ear strap rope turning device are arranged on the frame, the two ear strap rope turning devices are respectively arranged on two sides of the first lifting devices, and positioning pressing devices for positioning the two end parts of the mask body are also arranged on two sides below the first lifting devices.
The first lifting device comprises a lifting frame arranged above the input device on the frame and a driving device arranged on the frame for driving the lifting frame to lift up and down, wherein the two ear belt rope turnover devices are respectively arranged on two sides of the lifting frame, and the positioning pressing devices are respectively arranged on the lifting frame and positioned on the inner sides of the ear belt rope turnover devices.
The mask is further improved in that each positioning pressing device is a positioning pressing strip which is arranged on one side of the lifting frame and is used for positioning two end parts of the mask body.
The welding device is further improved in that each welding device comprises an ultrasonic host arranged on one side below the input device, an ultrasonic welding gun is arranged above the ultrasonic host on the frame, and the ultrasonic welding gun can be arranged on the frame in a lifting mode to achieve the purpose that the ear belt ropes bent and positioned on one side of the mask body are welded on the mask body.
The mask is further improved in that the input device comprises a conveying chain or a conveying belt wound on the frame and a mask body positioning box continuously arranged above the conveying chain or the conveying belt, and a limiting plate for preventing the mask body from ascending is arranged above the mask body positioning box.
The mask is further improved in that two sides below the limiting plate are provided with air blowing devices for leveling the conveyed mask body.
The mask is further improved in that limiting plate adjusting frames are arranged at one sides of the front end and the rear end of the frame at intervals, the limiting plate adjusting frames extend towards the mask body positioning box, limiting plates are locked on the limiting plate adjusting frames in a vertically adjustable mode through bolts, and the mask body positioning box is provided with avoiding grooves for avoiding the limiting plates.
The earstring overturning device is further improved in that each earstring overturning device comprises clamping grabs arranged at two sides of the side of the first lifting device at intervals, and overturning motors or overturning cylinders for driving each clamping grabs to overturn.
The ear belt rope traction device is further improved in that each ear belt rope traction device comprises a traction plate arranged on one side of the frame and a reversible leading-in frame arranged above the traction plate and used for positioning the ear belt reel, a driving guide wheel used for traction of the ear belt rope is arranged below the leading-in frame on the traction plate, an input wheel and an output wheel which are respectively arranged on two sides of the driving guide wheel on the traction plate, a U-shaped sliding frame is arranged below the driving guide wheel on the traction plate, and a traction limiting wheel is arranged on the U-shaped sliding frame.
The traction limiting wheel is arranged on the U-shaped sliding frame in a sliding mode, a limiting rod which limits the traction limiting wheel to slide upwards is arranged above the traction limiting wheel on the U-shaped sliding frame, and a stay wire in-place sensor is arranged on the limiting rod.
The driving guide wheel is a rubber wheel, a limiting ring used for preventing the ear belt disc from sliding out is arranged on one side of the introducing frame, and the limiting ring is a rubber wheel.
The improved structure is characterized in that an ear belt rope end part introducing frame is arranged above the traction plate, and a traction hole is formed in the ear belt rope end part introducing frame.
The ear belt rope pulling line positioning device is further improved in that the ear belt rope pulling line positioning device comprises guide seats arranged on two sides of an input device on a frame, ear belt rope guide holes are formed in each guide seat, steering wheels which are used for steering the ear belt ropes to be parallel to the input direction are arranged below the ear belt rope guide holes, clamping devices are arranged on the guide seats and behind the steering wheels, telescopic clamping devices which are used for pulling out the ear belt ropes are further arranged on the frame and are located right behind the clamping devices, and a cutting device for cutting the ear belt ropes is arranged between the telescopic clamping devices and the clamping devices.
The clamping device comprises a lower clamping plate arranged on a guide-in seat, the upper part of the lower clamping plate is parallel to the peripheral surface of the steering wheel, an upper clamping plate is arranged on the guide-in seat, the upper clamping plate can be lifted and lowered above the lower clamping plate, and an upper clamping plate driving device is arranged on the guide-in seat and above the upper clamping plate.
The cutting device comprises a pair of scissors and a rotary cylinder for driving the scissors to perform cutting action.
The telescopic clamping device is further improved in that the telescopic clamping device comprises a telescopic air cylinder or a telescopic motor which is arranged on the frame, and a rope pulling clamp gripper is arranged on a piston rod of the telescopic air cylinder or the telescopic motor.
The mask is characterized in that the output device comprises an output frame arranged at the rear of the frame, a conveying belt is rotatably arranged on the output frame, a steering output frame perpendicular to the output frame is arranged below the output frame, a counting device is arranged on the conveying belt, and a lifting positioning device for preventing the mask body from flying out is arranged above the steering output frame on the output frame.
The lifting positioning device comprises a lifting rod arranged at the rear of the output frame, a lifting plate arranged at the output end of the lifting rod, and guide rods arranged on the output frame and positioned at two sides of the lifting rod, wherein the guide rods are connected with the lifting plate.
The improved earphone comprises an earphone body, an earphone rope traction device, an earphone rope stay wire positioning device, an earphone rope overturning device, a welding device and an output device, and is characterized by further comprising a PLC control system, wherein the input device, the earphone rope traction device, the earphone rope stay wire positioning device, the earphone rope overturning device, the welding device and the output device are all electrically connected with the PLC control system.
By adopting the technical scheme, the invention has the following advantages that:
1. According to the mask, the mask body is conveyed to the welding position under the action of the input device, the ear belt is fed to the welding station through the cooperation of the ear belt rope traction device, the ear belt rope stay wire positioning device and the ear belt rope turning device, the welding device adopts an ultrasonic welding mode, when the ultrasonic welding gun is pressed down to enable the two ends of the ear belt rope to be clung to the mask body, the ultrasonic host machine is started to finish welding, the mask is simple and compact in structure, and all the devices are mutually matched through the PLC control system, so that the automation degree of the whole process is high, and the production efficiency of the mask is effectively improved.
2. In the invention, the ear belt rope traction device and the welding device are arranged on the frame, the ear belt rope stay wire positioning device, the ear belt rope overturning device and the positioning pressing device are arranged on the lifting frame, the ear belt rope stay wire positioning device is arranged on two sides of the frame, and the movement track among the device parts is simple and is not easy to interfere, so that a plurality of parts can be compactly arranged, thereby greatly reducing the occupied space of the mask machine and further reducing the production cost.
3. According to the invention, the ear belt rope turnover device and the positioning and pressing device are arranged on the lifting frame, and the mask body is not easy to slide by following the lifting frame to synchronously lift, so that the ear belt end clamped by the ear belt rope turnover device is easier to align with the welding station, the success rate is higher when the welding head is pressed and welded, and the reject ratio of products is reduced.
4. According to the ear belt rope traction device and the ear belt rope stay wire positioning device, the ear belt rope traction device and the ear belt rope stay wire positioning device are matched with each other through the PLC control system, and when the ear belt rope stay wire positioning device stays in place, the traction limiting wheel in the ear belt rope traction device also synchronously touches the stay wire in-place sensor, so that the driving guide wheel in the ear belt rope traction device stops rotating, the effect of efficiency of winding the ear belt rope due to excessive feeding of the ear belt rope is placed, and more accurate control is ensured.
5. The invention adopts ultrasonic welding, forms micro-amplitude high-frequency vibration on the ear belt through ultrasonic waves, instantly converts the vibration into heat, melts materials to be processed, and finally enables the ear belt to be permanently adhered or embedded on the mask body, so that the ear belt can be firmly adhered on the mask body, the ear belt is not easy to fall off, and the product quality is higher.
6. According to the invention, the limiting bolts are arranged in the welding device, so that the cylinder is limited to continuously push the second supporting plate, and the ultrasonic welding gun is prevented from being damaged due to collision with the ultrasonic host due to excessive descending.
7. According to the mask, the limiting plate and the air blowing nozzle are arranged, so that the mask body can be placed in the mask body positioning box smoothly, subsequent welding of the ear strap rope is not affected, the welding position is more accurate during welding, dislocation during welding is prevented, and the reject ratio in the mask welding process is reduced.
8. The driving motors in the invention all adopt servo motors, the servo motors have higher control precision, quicker response and overload resistance compared with other motors, and the heating and noise are obviously less compared with those of the motors, so that the driving motors are easier to maintain, and the adoption of the servo motors is beneficial to more accurately controlling the working mechanism, improving the working efficiency of the whole machine and reducing the reject ratio of products.
9. According to the invention, the mask on the conveying track is input into the accommodating device through the conveying belt, then the mask is pushed onto the discharging conveying belt through the lifting plate under the action of downward pushing force driven by the air cylinder through the lifting rod, and finally the mask is output along with the conveying belt on the steering output frame.
10. The output device is provided with the containing device for containing the masks, the containing device prevents the masks output from the conveying belt from flying out, the output masks are stacked in the containing device more orderly, subsequent packaging is facilitated, and the output device is further provided with the counting sensor for counting the number of the masks, so that the output masks form an output mode that a plurality of masks are in a group, subsequent packaging of the masks is facilitated, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic view of the whole structure of a mask ear strap welding machine according to an embodiment of the present invention;
FIG. 2 is a schematic elevational view of the frame of an embodiment of the present invention;
FIG. 3 is a schematic view of a connection part of a positioning and pressing device according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a mechanism of a welding apparatus according to an embodiment of the present invention;
FIG. 5 is a schematic view of the structure of an ear strap cord traction device according to an embodiment of the present invention;
FIG. 6 is a schematic view of a clamping device and a shearing device according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of an output device according to an embodiment of the present invention;
Fig. 8 is a rear view of an output device according to an embodiment of the present invention.
Detailed Description
The invention will now be further described with reference to the drawings and specific examples.
Referring to fig. 1 to 8, a mask ear strap welding machine comprises a frame 1, wherein an input device for inputting a mask body, ear strap rope traction devices for traction of ear strap ropes, ear strap rope stay wire positioning devices for guiding the ear strap ropes into the two sides of the input device, ear strap rope turning devices for bending the ear strap ropes into a U shape and guiding the U shape into the end part of the mask body, a welding device for welding the U-shaped ear strap ropes onto the mask body and an output device for outputting the mask welded with the ear straps are sequentially arranged on the frame according to a production line, first lifting devices for controlling the ear strap rope turning devices to lift up and down are arranged on the frame, the two ear strap rope turning devices are respectively arranged on the two sides of the first lifting devices, and positioning pressing devices for positioning the two end parts of the mask body are also arranged on the two sides of the lower part of the first lifting device.
Referring to fig. 1 and 2, the first lifting device comprises a lifting frame 801 arranged above the input device on the frame 1, and a driving device arranged on the frame and used for driving the lifting frame 801 to lift up and down, the driving device comprises a rotating motor 802, a cam 803, a first connecting rod 804 and a second connecting rod 805, the rotating motor 802 is connected with the cam 803, the cam 803 is rotationally connected with the first connecting rod 804, the first connecting rod 804 is rotationally connected with the second connecting rod 805, and the second connecting rod 805 is fixedly connected with the lifting frame 801.
The two ear belt rope turnover devices are respectively arranged on two sides of the lifting frame 801, and the positioning and pressing devices are respectively arranged on the lifting frame 801 and positioned on the inner sides of the ear belt rope turnover devices.
Referring to fig. 1 and 3, each positioning pressing device is a positioning pressing strip 901 which is arranged on one side of the lifting frame 801 and is used for positioning two ends of the mask body, each positioning pressing strip 901 is fixedly connected with the lifting frame 801 through a U-shaped connecting frame 902, the setting direction of each positioning pressing strip 901 is parallel to the input running direction, and the two ends of the mask body can be pressed and held after the positioning pressing strip 901 descends through the lifting frame 801, so that the mask body is not easy to slide and is convenient to weld.
Referring to fig. 2, 3 and 4, each welding device includes an ultrasonic main machine 601 disposed at one side below the input device, an ultrasonic welding gun 602 is disposed above the ultrasonic main machine 601 on the frame 1, the ultrasonic welding gun 602 may be lifted and lowered and disposed on the frame 1 to achieve welding of ear ropes bent and positioned at one side of the mask body on the mask body, in each welding device, the number of the ultrasonic welding guns 602 is two, the side-by-side direction of the ultrasonic welding guns 602 is parallel to the conveying direction, in each welding device, the welding device further includes a cylinder 603 for lifting the ultrasonic welding gun 602, a first support plate 604 for placing the cylinder 603, a second support plate 605 is fixedly connected to the end of a push rod of the cylinder 603, the second support plate 605 is fixedly connected with each ultrasonic welding gun 602, the first support plate 604 is fixedly connected with the frame 1, welding guide rods 606 are disposed on two sides of the first support plate 604, each welding guide rod 606 passes through the first support plate 604 and is fixedly connected with the second support plate 605, and by disposing the guide rods 606, it is ensured that the second support plate 605 is not lifted and lowered in the welding process of the second support plate 602 is ensured that the ultrasonic welding gun is not deflected in the correct position; the upper end surfaces of the welding guide rods 606 are flush and fixedly connected with a third supporting plate 607, the third supporting plate 607 is higher than the air cylinder 603, a limit bolt 608 is arranged on the third supporting plate 607 above the air cylinder 603, the limit bolt 608 follows the third supporting plate 607 through the welding guide rods 606 to lift, when the limit bolt 608 is propped against the air cylinder 603, the second supporting plate 605 is limited to be pushed continuously by the air cylinder 603, it is ensured that the ultrasonic welding gun 602 does not collide with the ultrasonic main body 601 due to excessive descent, thereby causing damage.
Referring to fig. 1, the input device comprises a mask body positioning box 201 wound on a conveying chain (not shown in the drawing) of a frame 1 and continuously arranged above the conveying chain, a limiting plate 202 for preventing the mask body from ascending is arranged above the mask body positioning box 201, air blowing nozzles 203 for leveling the conveyed mask body are arranged on two sides below the limiting plate 202, the air blowing nozzles 203 are connected with a fan (not shown in the drawing) through external air pipes, the mask body can be placed in the mask body positioning box 201 smoothly by arranging the limiting plate 202 and the air blowing nozzles 203, the welding of the subsequent ear belt ropes is not affected, limiting plate adjusting frames 204 are arranged at one side of the front end and the rear end of the frame 1 at intervals, the limiting plate adjusting frames 204 extend towards the mask body positioning box 201, the limiting plates 202 are locked on the limiting plate adjusting frames 204 in an up-down adjusting mode through bolts, and avoiding grooves 205 for avoiding the limiting plates 202 are formed in the mask body positioning box 201.
Referring to fig. 1 and 2, each ear-string turning device includes a gripper 501 disposed at two sides of a side of a lifting frame 801 of a first lifting device at intervals, and turning motors 502 driving each gripper to turn, each turning motor 502 is fastened to the lifting frame 801 by a mounting plate 503, an output end of each turning motor 502 passes through the mounting plate 503 and is rotationally connected with each gripper 501, and each turning motor 502 synchronously drives each gripper 501 to turn.
Referring to fig. 1,2 and 5, each ear-band rope traction device comprises a traction plate 301 arranged at one side of a frame 1, a pull-in frame 302 which is arranged above the traction plate 301 and is used for positioning an ear-band disc 313 and can be turned over, a driving guide wheel 303 used for pulling the ear-band rope is arranged below the pull-in frame 302 on the traction plate 301, the driving guide wheel 303 is a rubber wheel, the driving guide wheel 303 is driven by a rotating motor, an input wheel 304 and an output wheel 305 which are respectively arranged at two sides of the driving guide wheel 303 on the traction plate, a U-shaped sliding frame 306 is arranged below the traction plate 301 and is positioned on the driving guide wheel 303, a traction limit wheel 307 is arranged on the U-shaped sliding frame 306, a limit rod 308 used for limiting the upward sliding of the traction limit wheel 307 is arranged above the U-shaped sliding frame 306, a stay wire position sensor 309 is arranged on the limit rod 308, an end portion of the traction plate 301 is further arranged above the traction plate 301, the end portion of the ear-band rope 311 is provided with a pull-in ring 313, the lead-in frame is provided with a limit disc 310, and the lead-in frame is prevented from being pulled out from the rubber wheel 310 due to the fact that the lead-in frame is easily pulled out from the rubber wheel 302, and the lead-in frame is prevented from being pulled out from the side by the friction of the lead-in frame 310.
Referring to fig. 1 and 6, the ear-string-pulling wire positioning device comprises an introduction seat 401 arranged on two sides of an input device on a frame 1, an ear-string-guiding hole 402 is formed in each introduction seat 401, a steering wheel 403 for steering the ear string to be parallel to the input direction is arranged below each ear string-guiding hole 402 in each introduction seat 401, a clamping device is arranged behind the steering wheel 403 on each introduction seat 401, the clamping device comprises a lower clamping plate 404 arranged on the introduction seat 401, the upper part of the lower clamping plate 404 is parallel to the peripheral surface of the steering wheel 403, an upper clamping plate 405 is arranged on the introduction seat 401 above the lower clamping plate 404 in a lifting manner, an upper clamping plate driving motor 406 is arranged on the introduction seat, a telescopic clamping device for pulling out the ear string is also arranged right behind each clamping device on the frame 1, a pulling clamp 408 is arranged on a piston rod of the telescopic motor 407, and a shearing device for driving the ear string is arranged between the clamping device and the clamping device, and the shearing device comprises a shearing device 409 and a shearing cylinder.
Referring to fig. 1, 7 and 8, the output device comprises an output frame 701 arranged at the rear of a frame 1, a conveying belt 702 is rotatably arranged on the output frame 701, a steering output frame 703 perpendicular to the output frame 701 is arranged below the output frame 701, a conveying belt 711 provided with an output mask is wound on the steering output frame 703, a counting device 704 is arranged on the conveying belt, a containing device used for preventing mask bodies from flying out of the temporary stacked mask bodies is arranged above the steering output frame 703 on the output frame 701, the containing device comprises a left containing bin 708 and a right containing bin 709, the left end part of the left containing bin 708 and the right end part of the right containing bin 709 are rotatably connected with the output frame 701 through a rotating motor 710, the bottom surfaces of the left containing bin 708 and the right containing bin 709 are lower than the upper surface of the conveying belt 702, a lifting positioning device used for pushing out the mask bodies is arranged above the containing device on the output frame 701, the lifting positioning device comprises a lifting rod 706 and a lifting rod 706, a lifting rod 706 and a lifting rod 707 arranged at the rear of the output frame, and the lifting rod 706 is arranged at the two sides of the lifting rod.
The invention also comprises a PLC control system (shown in the figure), wherein the input device, the ear string traction device, the ear string stay wire positioning device, the ear string overturning device, the welding device and the output device are all electrically connected with the PLC control system.
Working principle: when the mask ear strap welding machine of the embodiment of the invention is adopted, when the ear strap and the mask body are welded, one side of the mask body is exemplified as follows, an ear strap rope is pulled out of an ear strap reel 313 in an ear strap rope pulling device through a pulling hole 312 on an ear strap end portion introducing frame 311, then passes through a space between an active guide wheel 303 and an input wheel 304, and enters an ear strap rope pulling wire positioning device from an output wheel 305 after bypassing a pulling limiting wheel 307, the ear strap rope enters the ear strap rope pulling wire positioning device to firstly pass through an ear strap rope introducing hole 402 on an introducing seat 401, then passes through a clamping device after being turned by a turning wheel 403, the ear strap rope is clamped by an upper clamping plate 405 and a lower clamping plate 404, a telescopic clamping device positioned right behind the clamping device stretches out of a telescopic rod of a telescopic motor 407 to drive a pulling rope clamping jaw 408 to be clamped and then pulled back, the driving guide wheel 303 in the ear belt rope traction device starts to rotate through the driving of the rotating motor and is matched with the input wheel 304 to drive the ear belt rope to start moving, the traction limit wheel 307 is driven by the ear belt rope to slide upwards on the U-shaped sliding frame 306 in the process of pulling the ear belt rope back by the telescopic clamping device, when the telescopic clamping device pulls the ear belt rope to a preset position, the traction limit wheel 307 also touches the limit rod 308 to obtain a wire pulling in-place sensor 309, the driving guide wheel 303 stops rotating, the traction limit wheel 307 falls to an initial position, the overturning motor 502 on the lifting frame 801 in the first lifting device drives the clamping jaw 501 to overturn to the telescopic clamping device to pull back above the ear belt rope, meanwhile, the rotating motor 802 drives the lifting frame 801 to start descending, the rotating cylinder 410 in the cutting device beside the guiding seat drives the scissors 409 to cut off the ear belt rope after the clamping jaw 501 clamps the ear belt rope, then lifting frame 801 rises and simultaneously overturning motor 502 drives clamping jaw 501 to overturn back to the upper part of the input device to overturn the ear belt rope into a U shape, at this moment, mask body is placed on mask body positioning box 201 and is conveyed to the welding position above ultrasonic host 601 along with conveying chain after blowing air tap 203 on limiting plate 202 is flattened, lifting frame 801 descends again to place two ends of the ear belt rope clamped by clamping jaw 501 at two ends of the mask body, positioning pressing strip 901 on lifting frame 801 also synchronously descends to position and press two ends of the mask body on ultrasonic host 601, simultaneously ultrasonic welding gun 602 descends under pushing of cylinder 603 to press two ends of the ear belt rope on ultrasonic host 601, ultrasonic host 601 starts to finish welding, ultrasonic welding gun 602 ascends and resets, clamping jaw 501 loosens to follow lifting frame 801 to ascend along with conveying chain, welded mask is conveyed to the output device along with conveying chain, and then the next mask body reenters welding position stay cord 408 to clamping device to clamp the ear belt rope and then pulls back to circulate the operation.
The mask after the ear strap is welded enters the output device and enters the containing device through the conveying belt 702, the counting sensor 704 located above the conveying belt 702 starts counting, when the number of masks entering the containing device reaches a preset value, the lifting plate 706 located above the containing device is pushed by the air cylinder to descend at the lifting rod 705, meanwhile, the left containing bin and the right containing bin of the containing device are opened, the masks are pushed onto the steering output frame 703 by the lifting plate 706, and a plurality of mask output modes which are a group of masks are formed on the steering output frame 703, so that the subsequent packaging of the masks is facilitated.
While the basic principles and main features of the present invention and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined in the appended claims and their equivalents.
Claims (15)
1. The mask ear strap welding machine comprises a frame and is characterized in that an input device for inputting a mask body, ear strap rope traction devices, ear strap rope pull wire positioning devices, ear strap rope turning devices, a welding device and an output device, wherein the input device is arranged on the frame and used for inputting the mask body, the ear strap rope traction devices are arranged on two sides of the frame and used for traction of the ear strap ropes, the ear strap rope pull wire positioning devices are used for guiding the ear strap ropes into two sides of the input device, the ear strap rope turning devices are arranged on one side of each ear strap rope pull wire positioning device, the welding device is arranged on the frame and used for welding the U-shaped ear strap ropes onto the mask body, the output device is arranged on the frame and used for outputting the mask with the ear strap, the first lifting devices are arranged on the frame and used for controlling the ear strap rope turning devices to lift up and down, and the positioning pressing devices are arranged on two sides below the first lifting devices and are used for positioning two ends of the mask body;
the first lifting device comprises a lifting frame arranged above the input device on the frame and a driving device arranged on the frame for driving the lifting frame to lift up and down, wherein the two ear belt rope turnover devices are respectively arranged on two sides of the lifting frame, and the positioning pressing devices are respectively arranged on the lifting frame and positioned on the inner sides of the ear belt rope turnover devices;
The output device comprises an output frame arranged at the rear of the frame, a conveying belt is rotatably arranged on the output frame, a steering output frame perpendicular to the output frame is arranged below the output frame, a counting device is arranged on the conveying belt, a containing device used for preventing the mask body from flying out and temporarily stacking the mask body is arranged above the steering output frame, and a lifting positioning device used for pushing out the mask body is arranged above the containing device on the output frame;
The accommodating device comprises a left accommodating bin and a right accommodating bin, the left end part of the left accommodating bin and the right end part of the right accommodating bin are rotationally connected with the output frame through a rotating motor, the left accommodating bin and the right accommodating bin are flush, and the bottom surfaces of the left accommodating bin and the right accommodating bin are lower than the upper surface of the conveying belt;
the lifting positioning device comprises a lifting rod arranged at the rear of the output frame, a lifting plate arranged at the output end of the lifting rod and guide rods arranged on the output frame and positioned on two sides of the lifting rod, and the guide rods are connected with the lifting plate.
2. The mask ear strap welding machine according to claim 1, wherein each welding device comprises an ultrasonic host arranged on one side below the input device, an ultrasonic welding gun is arranged on the frame above the ultrasonic host, and the ultrasonic welding gun can be arranged on the frame in a lifting manner to weld the ear strap ropes bent and positioned on one side of the mask body on the mask body.
3. The mask ear strap welding machine according to claim 1, wherein the input device comprises a conveying chain or a conveying belt wound on the frame, and a mask body positioning box continuously arranged above the conveying chain or the conveying belt, and a limiting plate for preventing the mask body from ascending is arranged above the mask body positioning box.
4. The mask ear strap welding machine according to claim 3, wherein air blowing devices for leveling the conveyed mask body are arranged on two sides below the limiting plate.
5. The mask ear strap welding machine according to claim 3, wherein limiting plate adjusting frames are arranged at one sides of the front end and the rear end of the frame at intervals, the limiting plate adjusting frames extend towards the direction of the mask body positioning boxes, the limiting plates are locked on the limiting plate adjusting frames in a vertically adjustable mode through bolts, and the mask body positioning boxes are provided with avoiding grooves for avoiding the limiting plates.
6. The mask ear strap welding machine according to claim 1, wherein each ear strap rope turning device comprises a clamping gripper arranged at two sides of the side of the first lifting device at intervals, and a turning motor or a turning cylinder for driving each clamping gripper to turn over.
7. The mask ear strap welding machine according to claim 1, wherein each ear strap rope traction device comprises a traction plate arranged on one side of the frame and a guide frame which is arranged above the traction plate and is used for positioning an ear strap disc in a reversible mode, a driving guide wheel used for traction of the ear strap rope is arranged below the guide frame on the traction plate, an input wheel and an output wheel which are respectively arranged on two sides of the driving guide wheel on the traction plate, a U-shaped sliding frame is arranged below the driving guide wheel on the traction plate, and a traction limiting wheel is arranged on the U-shaped sliding frame.
8. The mask ear strap welding machine of claim 7, wherein the traction limiting wheel is slidably arranged on a U-shaped sliding frame, a limiting rod for limiting the traction limiting wheel to slide upwards is arranged above the traction limiting wheel on the U-shaped sliding frame, and a stay wire in-place sensor is arranged on the limiting rod.
9. The mask ear strap welding machine of claim 7, wherein the driving guide wheel is a rubber wheel, a limiting ring for preventing the ear strap from sliding out is arranged on one side of the introducing frame, and the limiting ring is a rubber wheel.
10. The mask ear strap welding machine according to claim 7, wherein an ear strap rope end portion introducing frame is further arranged above the traction plate, and traction holes are formed in the ear strap rope end portion introducing frame.
11. The mask ear strap welding machine according to claim 1, wherein the ear strap cord pulling line positioning device comprises guide seats arranged on two sides of the input device on the frame, ear strap cord guide holes are formed in the guide seats, steering wheels which are used for steering the ear strap cord to be parallel to the input direction are arranged below the ear strap cord guide holes, clamping devices are arranged behind the steering wheels on the guide seats, telescopic clamping devices which are used for pulling out the ear strap cord are arranged right behind the clamping devices on the frame, and shearing devices which are used for shearing the ear strap cord are arranged between the telescopic clamping devices and the clamping devices.
12. The mask ear strap welding machine of claim 11, wherein the clamping device comprises a lower clamping plate arranged on the guide-in seat, the upper part of the lower clamping plate is parallel to the peripheral surface of the steering wheel, the guide-in seat is arranged above the lower clamping plate and can be lifted and lowered, and the guide-in seat is provided with an upper clamping plate driving device above the upper clamping plate.
13. The mask ear strap welding machine of claim 11, wherein the cutting means comprises scissors and a rotary cylinder for driving the scissors to perform cutting action.
14. The mask ear strap welding machine of claim 11, wherein the telescopic clamping device comprises a telescopic cylinder or a telescopic motor arranged on the frame, and a rope pulling clamp is arranged on a piston rod of the telescopic cylinder or the telescopic motor.
15. The mask ear strap welding machine according to claim 1, further comprising a PLC control system, wherein the input device, the ear strap rope traction device, the ear strap rope stay wire positioning device, the ear strap rope turning device, the welding device and the output device are all electrically connected with the PLC control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010895713.4A CN111976159B (en) | 2020-08-31 | 2020-08-31 | Mask ear strap welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010895713.4A CN111976159B (en) | 2020-08-31 | 2020-08-31 | Mask ear strap welding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111976159A CN111976159A (en) | 2020-11-24 |
| CN111976159B true CN111976159B (en) | 2025-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010895713.4A Active CN111976159B (en) | 2020-08-31 | 2020-08-31 | Mask ear strap welding machine |
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| Country | Link |
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| CN (1) | CN111976159B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112454907A (en) * | 2020-11-25 | 2021-03-09 | 华诺生命科学技术(惠州)有限公司 | Ear belt welding mechanism compatible with masks of different specifications |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200966341Y (en) * | 2006-11-10 | 2007-10-31 | 陈洪和 | Mask processing device |
| CN210850494U (en) * | 2019-06-26 | 2020-06-26 | 米亚索乐装备集成（福建）有限公司 | Flexible film cutting device and processing system |
| CN210929740U (en) * | 2019-08-30 | 2020-07-07 | 汕头市泰恩康医用器材厂有限公司 | High-speed mask manufacturing equipment |
| CN111469416A (en) * | 2020-05-14 | 2020-07-31 | 浙江润泰自动化科技有限公司 | mask ear strap machine |
| CN212400395U (en) * | 2020-08-31 | 2021-01-26 | 泉州市洛江区汇丰妇幼用品有限公司 | Mask ear belt welding machine |
-
2020
- 2020-08-31 CN CN202010895713.4A patent/CN111976159B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200966341Y (en) * | 2006-11-10 | 2007-10-31 | 陈洪和 | Mask processing device |
| CN210850494U (en) * | 2019-06-26 | 2020-06-26 | 米亚索乐装备集成（福建）有限公司 | Flexible film cutting device and processing system |
| CN210929740U (en) * | 2019-08-30 | 2020-07-07 | 汕头市泰恩康医用器材厂有限公司 | High-speed mask manufacturing equipment |
| CN111469416A (en) * | 2020-05-14 | 2020-07-31 | 浙江润泰自动化科技有限公司 | mask ear strap machine |
| CN212400395U (en) * | 2020-08-31 | 2021-01-26 | 泉州市洛江区汇丰妇幼用品有限公司 | Mask ear belt welding machine |
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|---|---|
| CN111976159A (en) | 2020-11-24 |
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