CN213261173U

CN213261173U - Mask ear area is ear area conveyor for welding machine

Info

Publication number: CN213261173U
Application number: CN202021863207.9U
Authority: CN
Inventors: 李克昆; 赖新展; 潘儒愿; 赖南生
Original assignee: Quanzhou Huifeng Sanitary Articles Co ltd
Current assignee: Quanzhou Huifeng Sanitary Articles Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-25
Anticipated expiration: 2030-08-31

Abstract

The utility model belongs to the technical field of gauze mask production facility technique and specifically relates to indicate a gauze mask ear area is ear area conveyor for welding machine, which comprises a frame, wherein locate the ear area rope draw gear that the frame both sides are used for pulling the ear area rope in proper order, be located ear area rope draw gear below and pull the ear area rope to preset position ear area rope location device, each along ear area rope draw gear including the traction plate of locating frame one side, the leading-in frame that is used for fixing a position the ear area dish of locating the traction plate top that can overturn, lie in on the traction plate the below of leading-in frame is equipped with the initiative leading wheel that is used for pulling the ear area rope, locates the input wheel and the output wheel of initiative leading wheel both sides on the traction plate respectively, the below that the traction plate is located the initiative leading wheel is equipped with U type carriage, be equipped with on the U type carriage and pull spacing wheel.

Description

Mask ear area is ear area conveyor for welding machine

Technical Field

The utility model relates to a machinery technical field is made in gauze mask production, in particular to gauze mask ear area is ear area conveyor for welding machine.

Background

Along with the occurrence of epidemic situation in this year, people need to carry out self-protection, and the gauze mask is worn to keep apart external virus when going out. At present, people need to go out to purchase articles or work, almost people need the mask to resist external viruses, the demand of the mask is increased, and the mask is short of supply and demand.

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 parts. Therefore, in the production process of the mask, one step is to bend the ear belt into a semicircular shape and then weld the two ends of the ear belt on the mask body. However, in the prior art, the ear band of the mask is manufactured by cutting a small section of ear band manually, then the two ends of the ear band are held by hands to weld the ear band on the mask body through a welder, then the mask head is turned over by an operator, and then the other side of the ear band is welded.

SUMMERY OF THE UTILITY MODEL

Therefore, aiming at the problems, the utility model provides an ear belt conveying device for a mask ear belt welding machine, which comprises a frame, wherein ear belt rope traction devices which are sequentially arranged at two sides of the frame according to the ear belt conveying direction and are used for pulling ear belt ropes, ear belt rope pull wire positioning devices which are positioned below the ear belt rope traction devices and pull the ear belt ropes to preset positions, each ear belt rope traction device comprises a traction plate arranged at one side of the frame, a reversible leading-in frame which is arranged above the traction plate and is used for positioning the ear belt disc, an active guide wheel which is arranged below the leading-in frame and is used for pulling the ear belt ropes, an input wheel and an output wheel which are respectively arranged at two sides of the active guide wheel on the traction plate, and a U-shaped sliding frame which is arranged below the active guide wheel, and a traction limiting wheel is arranged on the U-shaped sliding frame.

The further improvement is that: each ear belt rope draw gear is including locating the traction plate of frame one side, can overturn locate the leading-in frame that is used for fixing a position the ear belt dish of traction plate top, lie in on the traction plate the below of leading-in frame is equipped with the initiative leading wheel that is used for pulling the ear belt rope, locates the input wheel and the output wheel of initiative leading wheel both sides on the traction plate respectively, the below that the traction plate is located the initiative leading wheel is equipped with U type carriage, be equipped with on the U type carriage and pull spacing wheel.

The further improvement is that: the traction limiting wheel is slidably arranged on the 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.

The further improvement is that: the driving guide wheel is a rubber wheel, a limiting ring used for preventing the eartape disc from sliding out is arranged on one side of the introducing frame, and the limiting ring is a rubber wheel.

The further improvement is that: an ear belt rope end part leading-in frame is further arranged above the traction plate, and traction holes are formed in the ear belt rope end part leading-in frame.

The further improvement is that: the ear belt rope stay wire positioning device comprises guide seats arranged on two sides of an input device on a rack, ear belt rope guide holes are formed in each guide seat, a steering wheel which is used for steering an ear belt rope to be parallel to the input direction is arranged below the ear belt rope guide holes of each guide seat, a clamping device is arranged behind the steering wheel on each guide seat, a telescopic clamping device which is used for pulling out the ear belt rope is further arranged right behind each clamping device on the rack, and a shearing device which is used for shearing the ear belt rope is arranged between each telescopic clamping device and the clamping device.

The further improvement is that: the clamping device comprises a lower clamping plate arranged on the guide-in seat, the upper portion of the lower clamping plate is parallel to the peripheral face of the steering wheel, an upper clamping plate is arranged on the guide-in seat and located above the lower clamping plate and capable of lifting, and an upper clamping plate driving device is arranged on the guide-in seat and located above the upper clamping plate.

The further improvement is that: the shearing device comprises scissors and a rotary cylinder for driving the scissors to do shearing action.

The further improvement is that: the telescopic clamping device comprises a telescopic cylinder or a telescopic motor arranged on the rack, and a pull rope clamp is arranged on a piston rod of the telescopic cylinder or the telescopic motor.

The further improvement is that: still include PLC control system, ear area rope draw gear, ear area rope positioning device all with PLC control system electricity is connected.

By adopting the technical scheme, the beneficial effects of the utility model are that: use the utility model has the advantages of it is following:

1. the utility model discloses an ear area rope draw gear, ear area rope positioning device carry out the transport to the ear area rope for overall structure is simple compact, and whole process automation degree is high, improves the production efficiency of gauze mask effectively.

2. The utility model discloses set up ear area rope draw gear, ear area rope positioning device in the frame both sides for with the simple difficult emergence of the movement track between each other mechanism parts interfere, then can make the compacter setting of a plurality of parts, thereby make the occupation space of gauze mask machine reduce greatly, further reduction in production cost.

3. The utility model discloses well ear area rope draw gear and ear area rope positioning device mutually support through PLC control system, draw spacing round also to touch the sensor that targets in place of acting as go-between in ear area rope draw gear after ear area rope draw gear acts as go-between targets in place for initiative leading wheel stall among the ear area rope draw gear places the too much ear area rope feeding and causes ear area rope winding influence efficiency, has also guaranteed to control more accurately.

4. The utility model discloses well spacing ring adopts the rubber tyer, utilizes its material increase frictional force to guarantee that the eartape dish is difficult for following go out on the leading frame, thereby can follow easily with it pulls open again because the rubber tyer all has ductility on the leading frame take out.

Drawings

FIG. 1 is a schematic view of the overall structure of a mask ear band welding machine in the embodiment;

FIG. 2 is a schematic front view of the frame in the embodiment;

FIG. 3 is a schematic view of a connection portion of the positioning and pressing apparatus according to an embodiment;

FIG. 4 is a schematic mechanism diagram of the welding apparatus in the embodiment;

FIG. 5 is a schematic view showing the structure of an ear band cord pulling apparatus according to the embodiment;

FIG. 6 is a schematic structural view of a holding means and a cutting means in the embodiment;

FIG. 7 is a schematic structural view of an output device in an embodiment;

fig. 8 is a rear view of the output device in the embodiment.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 8, disclosed in the embodiment of the present invention is a specific embodiment of an ear band conveying device in a mask ear band welding machine, comprising a frame 1, wherein an input device for inputting into a mask body, ear band rope pulling devices for pulling ear band ropes, ear band rope stay positioning devices for guiding the ear band ropes into two sides of the input device, ear band rope bending devices for bending the ear band ropes into a U shape and guiding the ear band ropes into an end of the mask body, which are sequentially disposed on the frame according to a production line, a welding device for welding the U-shaped ear band ropes onto the mask body, which is disposed on one side of each ear band rope stay positioning device, and an output device for outputting the mask to which the ear bands are welded, a first lifting device for controlling the ear band rope bending devices to lift up and down is disposed on the frame, the two ear band rope bending devices are respectively disposed on two sides of the first lifting device, and two sides below the first lifting device are also provided with positioning and pressing devices for positioning two end parts of the mask body.

Referring to fig. 1 and 2, the first lifting device includes a lifting frame 801 disposed above the input device on the rack 1, and a driving device disposed on the rack and driving the lifting frame 801 to lift up and down, the driving device includes a rotating motor 802, a cam 803, a first connecting rod 804 and a second connecting rod 805, the rotating motor 802 is connected to the cam 803, the cam 803 is rotatably connected to the first connecting rod 804, the first connecting rod 804 is rotatably connected to the second connecting rod 805, and the second connecting rod 805 is fixedly connected to the lifting frame 801.

The two ear strap rope turning devices are respectively arranged at two sides of the lifting frame 801, and the positioning pressing devices are respectively arranged on the lifting frame 801 and positioned at the inner side of the ear strap rope turning devices.

Referring to fig. 1 and 3, each positioning and pressing device is a positioning pressing strip 901 which is arranged on one side of the lifting frame 801 and used for positioning two end parts 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 arrangement direction of each positioning pressing strip 901 is parallel to the input running direction, and the positioning pressing strips 901 can press and hold the two end parts of the mask body after descending 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 of the welding devices includes an ultrasonic host 601 disposed on one side of the lower portion of the input device, two ultrasonic welding guns 602 are disposed on the frame 1 above the ultrasonic host 601, the ultrasonic welding guns 602 are disposed on the frame 1 in an up-and-down liftable manner to weld the ear strap rope bent and positioned on one side of the mask body to the mask body, the ultrasonic welding guns 602 are disposed in each of the welding devices, the ultrasonic welding guns 602 are parallel to the conveying direction, each of the welding devices further includes an air cylinder 603 for lifting the ultrasonic welding guns 602, a first support plate 604 for placing the air cylinder 603, a second support plate 605 is fixedly connected to a push rod end of the air cylinder 603, the second support plate 605 is fixedly connected to each of the ultrasonic welding guns 602, and the first support plate 604 is fixedly connected to the frame 1, welding guide rods 606 are arranged on the first supporting plate 604 and located on two sides of the air cylinder 603 respectively, each welding guide rod 606 penetrates through the first supporting plate 604 to be fixedly connected with the second supporting plate 605, and the air cylinder 603 is enabled not to deflect in the process of driving the second supporting plate 605 to lift through arrangement of the welding guide rods 606, so that each ultrasonic welding gun 602 can be correctly located on a welding position; the upper end surfaces of the welding guide rods 606 are flush and fixedly connected with third support plates 607, the third support plates 607 are higher than the air cylinder 603, limit bolts 608 are arranged on the third support plates 607 and above the air cylinder 603, the limit bolts 608 lift along with the third support plates 607 through the welding guide rods 606, and when the limit bolts 608 prop against the air cylinder 603, the continuous pushing of the air cylinder 603 on the second support plates 605 is limited, so that the ultrasonic welding gun 602 is prevented from being damaged due to collision with the ultrasonic main machine 601 caused by excessive descending.

Referring to fig. 1, the input device includes a conveying chain (not shown in the figure) wound on the frame 1, and a mask body positioning box 201 continuously arranged above the conveying chain, a limiting plate 202 for preventing the mask body from moving upwards 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 figure) through an external air pipe, and the limiting plate 202 and the air blowing nozzles 203 are arranged to ensure that the mask body can be flatly placed in the mask body positioning box 201 without affecting the subsequent welding of an earbelt rope; limiting plate adjusting frames 204 are arranged on one side of the front end and the rear end of the machine 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 through bolts and can be adjusted up and down, and an avoiding groove 205 for avoiding the limiting plates 202 is formed in the mask body positioning box 201.

Referring to fig. 1 and 2, each ear strap rope overturning device comprises clamp claws 501 arranged at two sides of the side of the lifting frame 801 of the first lifting device at intervals and overturning motors 502 for driving the clamp claws to overturn, each overturning motor 502 is fixedly connected to the lifting frame 801 through a mounting plate 503, the output end of each overturning motor 502 penetrates through the mounting plate 503 to be rotatably connected with each clamp claw 501, and each overturning motor 502 synchronously drives each clamp claw 501 to overturn.

Referring to fig. 1, 2 and 5, each ear belt rope pulling device comprises a pulling plate 301 arranged on one side of the frame 1, a reversible leading-in frame 302 arranged above the pulling plate 301 and used for positioning an ear belt disc 313, a driving guide wheel 303 arranged below the leading-in frame 302 on the pulling plate 301 and used for pulling the ear belt rope, 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 are respectively arranged on the pulling plate and at two sides of the driving guide wheel 303, a U-shaped sliding frame 306 is arranged below the driving guide wheel 303 on the pulling plate 301, a pulling limiting wheel 307 is arranged on the U-shaped sliding frame 306, the pulling limiting wheel 307 is slidably arranged on the U-shaped sliding frame 306, a limiting rod 308 arranged above the pulling limiting wheel 307 on the U-shaped sliding frame 306 and used for limiting the upward sliding of the pulling limiting wheel 307, be equipped with the sensor 309 that targets in place of acting as go-between on the gag lever post 308, traction plate 301 top still is equipped with ear area rope tip and introduces frame 311, traction hole 312 has been seted up on ear area rope tip introduces frame 311, it is equipped with the spacing ring 310 that is used for preventing ear tape dish 313 roll-off to introduce frame 302 one side, spacing ring 310 adopts the rubber tyer, utilizes its material increase frictional force to guarantee that ear tape dish 313 is difficult for following it slides-off on introducing frame 302, because the rubber tyer all has the ductility, thereby can pull open it easily and follow it takes out on introducing frame 302 again.

Referring to fig. 1 and 6, the ear belt cord positioning device includes guide seats 401 disposed on two sides of an input device on a rack 1, each guide seat 401 is provided with an ear belt cord guide hole 402, each guide seat 401 is disposed below the ear belt cord guide hole 402 and is provided with a steering wheel 403 for steering the ear belt cord to be parallel to an input direction, each guide seat 401 is provided with a clamping device disposed behind the steering wheel 403, the clamping device includes a lower clamp plate 404 disposed on the guide seat 401, the upper side of the lower clamp plate 404 is parallel to the outer circumferential surface of the steering wheel 403, the guide seat 401 is disposed above the lower clamp plate 404 and is provided with an upper clamp plate 405 capable of lifting, and the guide seat is disposed above the upper clamp plate 405 and is provided with an upper clamp plate driving motor 406; a telescopic clamping device for pulling out the ear belt rope is further arranged right behind each clamping device on the rack 1, the telescopic clamping device comprises a telescopic motor 407 arranged on the rack 1, and a rope pulling clamp 408 is arranged on a piston rod of the telescopic motor 407; a cutting device for cutting the ear belt rope is arranged between the telescopic clamping device and the clamping device, and the cutting device comprises scissors 409 and a rotary cylinder 410 for driving the scissors to do cutting action.

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 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 left containing bin 708 and the right containing bin 709 are flush, and 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, the lifting positioning device which is used for pushing out the mask body is arranged above the containing device on the output frame 701 and comprises a lifting rod 705 arranged at the rear of the output frame, a lifting plate 706 arranged at the output end of the lifting rod and guide rods 707 arranged on the output frame and positioned at two sides of the lifting rod, the guide rods 707 are connected with the lifting plate 706, and the lifting rod 705 is driven by an air cylinder.

The utility model discloses still include PLC control system (for showing in the picture), input device, ear area rope draw gear, ear area rope stay wire positioner, ear area rope turning device, welding set, output device, first elevating gear all with PLC control system electricity is connected.

Adopting the utility model discloses a gauze mask ear area welding machine when carrying out the ear area and the welding of gauze mask body, with one side exemplary explanation as follows of gauze mask body, ear area rope pulls out the traction hole 312 that passes ear area rope tip introduction frame 311 in ear area rope draw gear by ear tep reel 313, then between initiative leading wheel 303 and input wheel 304, walk around and pull spacing round 307 and get into ear area rope positioner from output wheel 305, ear area rope gets into ear area rope positioner and passes ear area rope introduction hole 402 on leading-in seat 401 earlier, and then pass clamping device after turning to through the directive wheel, the ear area rope centre gripping is held by upper plate 405 and lower plate 404, the flexible clamping device that lies in clamping device directly back stretches out the drive stay cord clamping jaw 408 by the telescopic link of telescopic motor 407 and draws back the ear area rope before clamping device, initiative leading wheel 303 in the ear area rope draw gear begins to rotate the cooperation input wheel 304 through the drive of rotary motor and drive and draw back The ear belt rope starts to move, the traction limiting wheel 307 is driven by the ear belt rope to slide upwards on the U-shaped sliding frame 306 in the process of pulling back the ear belt rope by the telescopic clamping device, when the telescopic clamping device pulls the ear belt rope to a preset position, the traction limiting wheel 307 also touches the limiting rod 308 to obtain a pull-in-place sensor 309, the active guide wheel 303 stops rotating, the traction limiting 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 position above the ear belt rope pulled back by the telescopic clamping device, meanwhile, the rotating motor 802 drives the lifting frame 801 to start to descend, after the clamping jaw 501 clamps the ear belt rope, the rotating cylinder 410 in the cutting device beside the guide seat drives the scissors 409 to cut the ear belt rope, then the lifting frame 801 ascends and simultaneously drives the clamping jaw 502 to overturn to the position above the input device to turn over the ear belt rope into a U shape, at the moment, the mask body is placed on the mask body positioning box 201, air is blown through the air blowing nozzle 203 on the limiting plate 202, flattened and then enters a welding position above the ultrasonic main machine 601 along with transmission of the conveying chain, the lifting frame 801 descends again to place two ends of the ear belt rope clamped by the clamping jaw 501 at two ends of the mask body, the positioning pressing strips 901 on the lifting frame 801 are synchronously pressed down to position and press the two ends of the mask body on the ultrasonic main machine 601, meanwhile, the ultrasonic welding gun 602 descends under the pushing of the air cylinder 603, the two end parts of the ear strap rope are pressed on the ultrasonic main machine 601, the ultrasonic main machine 601 is started to complete welding, the ultrasonic welding gun 602 ascends and resets, the clamping jaw 501 is loosened and ascends along with the lifting frame 801, the welded mask is conveyed to an output device along with a conveying chain, and then the next mask body enters the welding position pull rope clamping jaw 408 again to the front of the clamping device to clamp the ear strap rope and then is pulled back to circulate the operation.

The gauze mask after welding the ear area gets into output device and advances to get into among the accommodate device through conveyer belt 702, the count sensor 704 that is located the conveyer belt 702 top begins the count, when the gauze mask quantity that gets into among the accommodate device reaches the default, the lifter plate 706 that is located the accommodate device top descends by the cylinder promotion at lifter 705, accommodate device's left and right side simultaneously and hold the storehouse and open, the gauze mask is pushed to on turning to output frame 703 by lifter plate 706, form a plurality of gauze mask as a set of output mode on turning to output frame 703, be convenient for follow-up packing to the gauze mask.

Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents.

Claims

1. The utility model provides a gauze mask ear area is ear area conveyor for welding machine, includes the frame, its characterized in that: the ear belt rope pulling and positioning device is sequentially arranged on two sides of the rack according to the ear belt conveying direction and used for pulling ear belt ropes, the ear belt rope pulling and positioning device is positioned below the ear belt rope pulling and positioning device and used for pulling the ear belt ropes to preset positions, each ear belt rope pulling and positioning device comprises a traction plate arranged on one side of the rack and a reversible leading-in frame arranged above the traction plate and used for positioning the ear belt discs, a driving guide wheel used for pulling the ear belt ropes is arranged below the leading-in frame on the traction plate, an input wheel and an output wheel 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.

2. The ear band transport device for a mask ear band welder according to claim 1, characterized in that: the traction limiting wheel is slidably arranged on the 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.

3. The ear band transport device for a mask ear band welder according to claim 1, characterized in that: the driving guide wheel is a rubber wheel, a limiting ring used for preventing the eartape disc from sliding out is arranged on one side of the introducing frame, and the limiting ring is a rubber wheel.

4. The ear band transport device for a mask ear band welder according to claim 1, characterized in that: an ear belt rope end part leading-in frame is further arranged above the traction plate, and traction holes are formed in the ear belt rope end part leading-in frame.

5. The ear band transport device for a mask ear band welder according to claim 1, characterized in that: each ear belt rope stay wire positioning device comprises a guide seat, each guide seat is provided with an ear belt rope guide hole, each guide seat is positioned below the ear belt rope guide hole and is provided with a steering wheel which steers the ear belt rope to be parallel to the input direction, each guide seat is provided with a clamping device positioned behind the steering wheel, a telescopic clamping device which pulls out the ear belt rope is further arranged right behind each clamping device on the rack, and a shearing device which shears the ear belt rope is arranged between the telescopic clamping device and the clamping device.

6. The ear band transport device for a mask ear band welder according to claim 5, characterized in that: the clamping device comprises a lower clamping plate arranged on the guide-in seat, the upper portion of the lower clamping plate is parallel to the peripheral face of the steering wheel, an upper clamping plate is arranged on the guide-in seat and located above the lower clamping plate and capable of lifting, and an upper clamping plate driving device is arranged on the guide-in seat and located above the upper clamping plate.

7. The ear band transport device for a mask ear band welder according to claim 5, characterized in that: the shearing device comprises scissors and a rotary cylinder for driving the scissors to do shearing action.

8. The ear band transport device for a mask ear band welder according to claim 5, characterized in that: the telescopic clamping device comprises a telescopic cylinder or a telescopic motor arranged on the rack, and a pull rope clamp is arranged on a piston rod of the telescopic cylinder or the telescopic motor.

9. The ear band transport device for a mask ear band welder according to claim 1, characterized in that: still include PLC control system, ear area rope draw gear, ear area rope positioning device all with PLC control system electricity is connected.