CN111436707A - KN95 gauze mask production line - Google Patents
KN95 gauze mask production line Download PDFInfo
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- CN111436707A CN111436707A CN202010447419.7A CN202010447419A CN111436707A CN 111436707 A CN111436707 A CN 111436707A CN 202010447419 A CN202010447419 A CN 202010447419A CN 111436707 A CN111436707 A CN 111436707A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 61
- 238000003466 welding Methods 0.000 claims abstract description 92
- 230000007246 mechanism Effects 0.000 claims abstract description 87
- 239000000463 material Substances 0.000 claims abstract description 57
- 230000004927 fusion Effects 0.000 claims abstract description 18
- 239000013072 incoming material Substances 0.000 claims description 55
- 238000005520 cutting process Methods 0.000 claims description 43
- 238000010008 shearing Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 13
- 239000000178 monomer Substances 0.000 claims description 13
- 238000004804 winding Methods 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 claims description 9
- 230000007306 turnover Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 239000010410 layer Substances 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 4
- 239000011229 interlayer Substances 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 238000007499 fusion processing Methods 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 11
- 238000007493 shaping process Methods 0.000 abstract description 7
- 238000003825 pressing Methods 0.000 description 19
- 239000004744 fabric Substances 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000007649 pad printing Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000010023 transfer printing Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010618 wire wrap Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
- A41H42/00—Multi-step production lines for making clothes
-
- 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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a KN95 mask production line, which comprises: nose bridge strip material loading and embedding mechanism, gauze mask body weld forming mechanism, ear line shaping butt fusion mechanism, the folding butt fusion mechanism of gauze mask body upset, gauze mask body hobbing mechanism. Compared with the prior art, the KN95 mask production line provided by the invention has the advantages that the mask body welding forming mechanism, the ear line forming and welding mechanism, the mask body overturning and folding and welding mechanism and the mask body hobbing mechanism are matched together through the nose bridge strip feeding and embedding mechanism, so that the full-automatic process of mask production is realized, and the production efficiency and the stability of product quality are improved.
Description
Technical Field
The invention relates to the technical field of KN95 mask production equipment, in particular to a KN95 mask production line.
Background
The mask is a medical and civil article with high use frequency. In the mask production line, the ear wire feeding process part has a complex structure, and the ear wire feeding, cutting and welding processes need to be completed. In the existing mask production process, manual work is needed, the automation degree is low, the production efficiency is low, and the quality of a finished mask product is unstable.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a KN95 mask production line, which solves the technical problems of low efficiency and unstable quality of mask production lines in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a KN95 gauze mask production line, it includes: the mask comprises a nose bridge strip feeding and embedding mechanism, a mask body welding forming mechanism, an ear line forming and welding mechanism, a mask body overturning, folding and welding mechanism and a mask body hobbing mechanism; wherein,
the nose bridge strip feeding and embedding mechanism is used for feeding the nose bridge strip incoming material into an interlayer of the mask body incoming material and cutting the nose bridge strip into the nose bridge strip according to a preset length;
the ear line forming and welding mechanism is used for winding an ear line incoming material into an arc shape and cutting the ear line incoming material into an ear band, and meanwhile, the cut ear band is welded to the incoming material of the mask body;
the mask body overturning, folding and welding mechanism is used for overturning the mask body once after the ear straps are welded and folding the mask body from the middle part;
the mask body roll-cutting mechanism is used for roll-cutting the folded mask body into mask monomers and outputting the mask monomers.
Wherein, nose bridge strip material loading and embedding mechanism includes: the device comprises a cabinet, a discharging roller arranged above the cabinet, and a clamping conveying assembly, a shearing assembly and an embedding assembly which are arranged on a workbench of the cabinet; the clamping and conveying assembly is used for clamping the starting end of the fed material on the feeding roller and conveying the starting end to the embedding assembly; the cutting assembly is used for cutting incoming materials conveyed to the embedding assembly into nose bridge strips according to a preset length; the embedding subassembly is arranged in will cutting into the bridge of the nose strip propelling movement of predetermineeing length to the predetermineeing intermediate layer of gauze mask body.
Wherein the clamping and conveying assembly comprises: first clamping device, second clamping device, straighten device and the flexible drive arrangement who removes of drive second clamping device, straighten device, first clamping device and second clamping device are sharp distribution in proper order, straighten the device and include: the connecting plate is fixed on the workbench of the cabinet, the upper roller group and the lower roller group are rotatably connected onto the connecting plate, the upper roller group and the lower roller group respectively comprise a plurality of rollers which are horizontally and linearly distributed, and a gap formed between the upper roller group and the lower roller group is used for clamping and straightening a nose bridge strip to supply materials.
Wherein, gauze mask body shaping butt fusion mechanism includes: the machine cabinet is provided with a traction assembly, an ear wire feeding chuck assembly, a shearing assembly and an ear wire welding assembly on a workbench; the traction assembly is used for drawing the mask body at the previous station to the position below the ear line feeding chuck assembly; the ear wire feeding chuck component is used for clamping and encircling an ear wire incoming material into an ear band shape and transferring the ear wire incoming material to the welding positions on two opposite sides of the incoming material of the mask body; the cutting assembly is used for cutting off the ear line incoming material after the ear line incoming material is wound into a preset ear belt shape; the ear line welding assembly is used for welding the ear lines cut into the ear bands to the mask body incoming material.
Wherein, the ear wire feeding chuck component comprises: the device comprises a support, an ear wire storage rack arranged above the support, a lifting driving assembly arranged on the support, a first chuck assembly and a second chuck assembly controlled by the lifting driving assembly, a first driving motor used for driving a rotary chuck of the first chuck assembly to rotate, and a second driving motor used for driving a rotary chuck of the second chuck assembly to rotate; the first chuck component and the second chuck component are respectively used for clamping ear wires and rotate under the drive of the first driving motor and the second driving motor, and the ear wires are wound into a semicircle and are respectively transferred to two sides of the mask body to be welded; the first chuck component and the second chuck component have the same structure and both comprise: connect in connecting block on the connecting plate, connect in spliced pole on the connecting block wears to locate the mounting panel of spliced pole, and connect in transmission shaft on the mounting panel, the lower tip of transmission shaft is connected with a winder, be equipped with chuck spare on the winder, when the tip of ear wire by behind the chuck spare centre gripping, the controlled rotation of transmission shaft drives the winder in step and rotates 180 degrees to it is semicircular ear area that the ear wire encircles to send.
Wherein, first shearing subassembly and second shearing subassembly structure are the same, all include: the electric scissors comprise a mounting plate connected to the cabinet, an electric push rod and a limiting plate which are connected to the mounting plate, and scissors; wherein, one of them handle of scissors is connected in the flexible end of electric putter, is equipped with spacing post on another handle, spacing post is worn to locate spacing hole on the limiting plate, when electric putter drive scissors antedisplacement, fold the handle of scissors so that the scissors mouth is closed cuts off the ear line under the mating reaction in spacing post and spacing hole in step.
Wherein, the butt fusion mechanism is folded in gauze mask body upset includes: the equipment comprises a machine cabinet, a transverse traction assembly, a turnover folding assembly, a longitudinal traction assembly and a welding assembly, wherein the transverse traction assembly, the turnover folding assembly, the longitudinal traction assembly and the welding assembly are arranged on a workbench of the machine cabinet; the transverse traction assembly is used for dragging and transferring the mask body embedded with the nose bridge strip to the overturning and folding assembly; the overturning and folding assembly is used for longitudinally overturning and folding the horizontal mask body incoming material dragged by the transverse traction assembly for one time; the longitudinal traction assembly is used for carrying out traction again on the supplied materials of the mask body after being longitudinally turned over; the butt fusion subassembly is used for carrying out butt fusion processing with the gauze mask body edge that the gauze mask body came after will vertically pulling the subassembly and pull.
Wherein the lateral pulling assembly comprises: the mask body feeding device comprises a left supporting arm, a right supporting arm, a driving wheel, a driven wheel auxiliary device and a driving motor, wherein the left supporting arm and the right supporting arm are distributed in a positive and opposite mode; the driven wheel assist device includes: connect left connecting plate and right connecting plate on left branch brace arm and right branch brace arm respectively, connect from driving wheel and connecting rod between left connecting plate and the right connecting plate for the supporting shoe at support connecting rod both ends, elasticity is pressed and is held the retaining member at connecting rod both ends and connect in the swinging boom of connecting rod one end wherein, the both ends of connecting rod respectively are equipped with a breach groove, and when rotating during the swinging boom, make the back in breach groove support on the supporting shoe to upwards draw from the driving wheel and rise, so that leave the space so that wear to establish gauze mask body supplied materials, during the reverse rotation swinging boom, the breach groove falls into the supporting shoe, thereby descend from the driving wheel and be close to the action wheel and carry out friction traction to gauze mask body supplied materials.
Wherein, body hobbing mechanism includes: the equipment comprises a machine cabinet, a first traction assembly, a hobbing assembly, a second traction assembly and an edge material traction assembly, wherein the first traction assembly, the hobbing assembly, the second traction assembly and the edge material traction assembly are arranged on a workbench of the machine cabinet; the first traction assembly is used for dragging supplied materials of the mask body forwards to the hobbing assembly, the second traction assembly is used for transferring and blanking the hobbing mask monomer forwards, the hobbing assembly is used for rolling and shearing the supplied materials of the mask body into the mask monomer, and the rim charge traction assembly is used for dragging and recycling two rim wastes after the supplied materials of the mask body are hobbing; the first pulling assembly comprises: the first traction bracket is arranged on a first driving roller and a first driven roller on the first traction bracket, and the first driving roller and the first driven roller are distributed in parallel; the two ends of the first driven roller are connected to the first traction support through an adjusting device respectively, one end of the first driving roller is further connected with a gear, the gear is controlled by external power to rotate, and the adjusting device is controlled to adjust the relative distance between the first driven roller and the first driving roller so that the mask body fed materials can penetrate between the first driving roller and the first driven roller initially.
Wherein the adjusting device comprises: the device comprises a connecting plate, a linkage rod, a locking bolt and an elastic piece, wherein the connecting plate can slide along an upper chute of a first traction support, the linkage rod is connected to the connecting plate, the locking bolt is used for extruding and locking the linkage rod towards the direction of a first driving roller, the elastic piece is sleeved on the locking bolt, and one end of the elastic piece elastically abuts against the connecting plate; the first driving roller and the second driving roller are arranged on the first traction support, the first driven roller is connected to the connecting plate, and when the linkage rod is rotated, the clamping groove in the linkage rod is clamped into the supporting block or retreats from the supporting block, and the first driven roller is driven to be close to or far away from the first driving roller synchronously so as to realize the distance adjustment of the first driven roller and the first driving roller.
Compared with the prior art, the KN95 mask production line provided by the invention has the advantages that the mask body welding forming mechanism, the ear line forming and welding mechanism, the mask body overturning and folding and welding mechanism and the mask body hobbing mechanism are matched together through the nose bridge strip feeding and embedding mechanism, so that the full-automatic process of mask production is realized, and the production efficiency and the stability of product quality are improved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more apparent, the following detailed description will be given of preferred embodiments.
Drawings
Fig. 1 is a schematic view of the whole structure of the nose bridge strip feeding and embedding mechanism part of the inventive KN95 mask production line.
Fig. 2 is a schematic view of the nose bridge strip feeding and embedding mechanism of the inventive KN95 mask production line with the welding assembly and the pulling assembly removed.
Fig. 3 is a schematic structural view of a bridge strip feeding and embedding mechanism of the KN95 mask production line with a cabinet removed.
Fig. 4 is a schematic view of the structure of the clamping conveying assembly, the shearing assembly and the embedding assembly of the nose bridge strip feeding and embedding mechanism of the KN95 mask production line.
Fig. 5 is an exploded view of a portion of the second clamping assembly of the nose bridge strip feeding and embedding mechanism of the inventive KN95 mask manufacturing line.
Fig. 6 is an exploded view of a portion of the cutting assembly of the nose bridge strip feeding and embedding mechanism of the inventive KN95 mask production line.
Fig. 7 is a schematic view of a part of the welding assembly of the nose bridge strip feeding and embedding mechanism of the inventive KN95 mask production line.
Fig. 8 is a schematic view of a part of the structure of the traction assembly of the nose bridge strip feeding and embedding mechanism of the KN95 mask production line.
Fig. 9 is a schematic view of the overall structure of the ear wire forming and welding mechanism of the KN95 mask production line of the present invention.
Fig. 10 is a schematic structural view of the ear line forming and welding mechanism of the KN95 mask production line with a cabinet removed.
Fig. 11 is a schematic view of the overall structure of the ear wire forming and welding mechanism of the KN95 mask production line of the present invention.
Fig. 12 is a schematic structural view of the ear wire forming and welding mechanism of the KN95 mask production line of the present invention with the ear wire storage frame removed.
Fig. 13 is a schematic view of a first cartridge assembly of the ear wire forming and welding mechanism of the KN95 mask production line of the present invention.
Fig. 14 is a schematic bottom view of the first clip of the ear wire forming and welding mechanism of the KN95 mask production line of the present invention.
Fig. 15 is a schematic view of a part of the cutting assembly of the ear line forming and welding mechanism of the KN95 mask production line of the present invention.
Fig. 16 is a schematic view of a drawing assembly of the ear wire forming and welding mechanism of the KN95 mask production line according to the present invention.
Fig. 17 is a schematic view of the overall structure of the mask body hobbing mechanism of the KN95 mask production line of the present invention.
Fig. 18 is a schematic structural view of the mask body hobbing mechanism of the KN95 mask production line of the present invention with a cabinet removed.
Fig. 19 is a schematic view of a first drawing assembly part of the KN95 mask production line according to the present invention.
Fig. 20 is a schematic view of a part of the roll cutting assembly of the mask body roll cutting mechanism of the KN95 mask production line of the present invention.
Fig. 21 is a schematic view of a second drawing assembly of the mask body hobbing mechanism of the KN95 mask production line according to the present invention.
Fig. 22 is a schematic view of a part of the structure of the rim charge pulling assembly of the mask body hobbing mechanism of the KN95 mask production line of the present invention.
Fig. 23 is a schematic view of the overall structure of the mask body flip-fold welding mechanism of the KN95 mask production line of the present invention.
Fig. 24 is a schematic view of a part of the structure of the transverse pulling assembly of the mask body turning, folding and welding mechanism of the KN95 mask production line of the present invention.
Fig. 25 is a schematic view of a part of the structure of the flip-fold assembly of the mask body flip-fold welding mechanism of the KN95 mask production line of the present invention.
Fig. 26 is a schematic view of a longitudinal drawing assembly of the mask body turning, folding and welding mechanism of the KN95 mask production line of the present invention.
Fig. 27 is a schematic view of a welding assembly of the mask body flip-fold welding mechanism of the KN95 mask production line according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
Referring to fig. 1 to 27, in the present embodiment, the KN95 mask production line includes: nose bridge strip material loading and embedding mechanism, gauze mask body weld forming mechanism, ear line shaping butt fusion mechanism, the folding butt fusion mechanism of gauze mask body upset, gauze mask body hobbing mechanism.
Referring to fig. 1 to 8, in the present embodiment, an embodiment of the invention provides an ear wire feeding and embedding mechanism for a KN95 mask production line, which includes: the welding machine comprises a cabinet 11, a discharging roller 15 arranged above the cabinet 11, a clamping conveying assembly 16, a shearing assembly 17, an embedding assembly 18, a welding assembly 19 and a traction assembly 10 which are arranged on a workbench of the cabinet 11. The nose bridge feeding and embedding mechanism comprises a cabinet 11, a discharging roller 15 arranged above the cabinet 11, a clamping conveying assembly 16, a shearing assembly 17 and an embedding assembly 18 which are arranged on a workbench of the cabinet 11, and a mask body forming and welding mechanism consisting of the nose bridge feeding and embedding mechanism, a welding assembly 19 and a traction assembly 10. The clamping and conveying assembly 16 is used for clamping and conveying the starting end of the feeding on the feeding roller 15 to the embedding assembly 18; the cutting assembly 17 is used for cutting the incoming material conveyed to the embedding assembly 18 into a nose bridge strip according to a preset length; the embedded component 18 is used for pushing the nose bridge strip cut into a preset length into a preset interlayer of the mask body, and the welding component 19 is used for welding and molding the mask body embedded with the nose bridge strip; the traction assembly 10 is used for pulling and pulling the mask body to move forwards. In this embodiment, the mask body material is a body material stacked in sequence according to the order of cotton cloth and meltblown, the nose bridge strip material is a portion extracted from a rolled nose bridge strip raw material, and the mask body is a main mask portion of the mask. The ear wire material loading of this embodiment and embedding mechanism mainly accomplish following process, take out the bridge of the nose strip and the aligning, the bridge of the nose strip after the aligning is tailor according to predetermineeing length, the bridge of the nose strip after tailorring is established the subassembly by inlaying and withdraws from so that drop to the intermediate layer that the gauze mask body corresponds, accomplish the material loading and the embedding process of bridge of the nose strip, at last under the traction force effect of pulling subassembly 10, come material with the gauze mask body and carry out the butt fusion shaping through 19 departments of butt fusion subassembly, the number of piles of KN95 gauze mask appearance and melt-blown cloth is different from ordinary disposable gauze mask, this butt fusion shaping indicates with gauze mask appearance butt fusion shaping.
Referring again to fig. 3-5, the clamping and conveying assembly 16 includes: the device comprises a first clamping device 162, a second clamping device 163, a straightening device 161 and a driving device 166 for driving the second clamping device 163 to move telescopically, wherein the straightening device 161, the first clamping device 162 and the second clamping device 163 are sequentially distributed in a straight line. Wherein the straightening device 161 includes: the nose bridge straightening device comprises a connecting plate 1611 fixed on a workbench of a cabinet 11, and an upper roller group 1612 and a lower roller group 1613 which are rotatably connected to the connecting plate 1611, wherein the upper roller group 1612 and the lower roller group 1613 both comprise a plurality of rollers which are horizontally and linearly distributed, and a gap formed between the upper roller group 1612 and the lower roller group 1613 is used for clamping and straightening a nose bridge strip supplied material, and the nose bridge strip is stored in a discharge roller 15 in a roll material mode, so that the nose bridge strip is firstly required to be subjected to a straightening process after being discharged from the discharge roller 15. The straightening device 16 is used for pressing and straightening the supplied material of the nose bridge strip, the second clamping device 163 is used for conveying the straightened supplied material of the nose bridge strip to the embedding component 18, and the first clamping device 162 is used for matching with the second clamping device 163 to realize feeding and discharging. Specifically, first, the second clamping device 163 and the first clamping device 162 clamp the straightened nose bridge incoming material, then the first clamping device 162 is released, the second clamping device 163 clamps the nose bridge incoming material, the second clamping device 163 pulls the nose bridge incoming material to move forward to the embedded component 18 under the driving of the driving device 166, when the cutting component 17 cuts the nose bridge incoming material, the first clamping device 162 clamps the nose bridge incoming material, at this time, the second clamping device 163 releases the second clamping device to move backward, the first clamping device 162 is returned, then the nose bridge incoming material is clamped, and the above processes are repeated, so that the next feeding of the nose bridge is realized.
As shown in fig. 5, the second clamping device 163 includes: the clamping device comprises a guide rail 165, a sliding block 1635 capable of sliding along the guide rail 165, a left clamping plate 1633 and a right clamping plate 1634 arranged on the upper top surface of the sliding block 1635, a clamping block 1632 arranged between the left clamping plate 1633 and the right clamping plate 1634, and a first air cylinder 1631 for driving the clamping block 1632 to vertically lift. Wherein the slider 1635 is connected to the telescopic end of the driving device 166, when the clamping block 1632 is controlled by the first cylinder 1631 to lower and clamp the nose bridge supply, the driving device 166 drives the slider 1635 to move along the guide rail 165 so as to deliver the nose bridge supply to the inserting assembly 18. The first clamping device 162 and the second clamping device 163 are substantially the same in structure, except that the sliding block 1635 is changed into a connecting block, and the connecting block is directly and fixedly connected to the workbench of the cabinet 11.
Further, an anti-slip rubber pad 1636 is further disposed on the top surface of the sliding block 1635, and the anti-slip rubber pad 1636 is located between the left clamping plate 1633 and the right clamping plate 1634, so that when the clamping block 1632 descends, the nose bridge strip incoming material is clamped between the lower end surface of the clamping block 1632 and the anti-slip rubber pad 1636, and a certain friction force is guaranteed to the nose bridge strip incoming material, and meanwhile, hard contact damage to the nose bridge strip incoming material is reduced.
Referring again to fig. 6, the shear assembly 17 includes: a bracket 174 connected to a table of the cabinet 11, a lifting cylinder 171 fixed to the bracket 174, and a cutter 173 connected to a telescopic end of the lifting cylinder 171; wherein still be equipped with a post type connecting piece 172 between lift cylinder 171's the flexible end and the cutter 173, be equipped with on the support 174 with the guiding hole 1741 that post type connecting piece 172 corresponds, when lift cylinder 171 drive cutter 173 goes up and down, by guiding hole 1741 and the spacing guide of post type connecting piece 172 to the cutter, of course, post type connecting piece 172 itself also is equipped with cutter 173 installation position, and it can adopt removable structure, conveniently changes cutter 173.
The support 174 is further provided with a positioning block 175 therein, the positioning block 175 is provided with a nose bridge positioning hole 1751 therein, and the end of the nose bridge positioning hole 1751 is located right below the edge of the cutter 173 to assist the cutter 173 in cutting off the nose bridge incoming material.
Referring again to fig. 9, the embedded component 18 includes: telescopic cylinder 181, connect in the push pedal 182 of telescopic cylinder 181's flexible end, connect the locating piece on the workstation of rack 11, be equipped with the fluting 1834 that holds the bridge of the nose strip in the locating piece, drop to after the bridge of the nose strip supplied materials is cut into preset length fluting 1834, by telescopic cylinder 181 drive push pedal 182 antedisplacement, with bridge of the nose strip propelling movement to the gauze mask body in predetermineeing the intermediate layer. Specifically, the positioning block includes an upper plate 183 and a lower plate 184, and the slot 1834 is disposed between the upper plate 183 and the lower plate 184, and the slot 1834 is located behind the positioning block 175 of the cutting assembly 17, so that the cut nose bridge strip just falls into the slot 1834.
Referring to fig. 1 and fig. 2 again, a feeding guide support 12 is further disposed on the working table of the cabinet 11, at least two guide rollers 121 and 122 are disposed on the feeding guide support 12, and the guide rollers 121 and 122 guide the incoming material to the embedded assembly 18 according to a preset direction and angle to embed a nose bridge strip. Specifically, the cotton cloth and the melt-blown cloth for producing the mask are tensioned according to a preset laminating sequence and guided to the embedded component 18 of the nose bridge strip so as to embed the nose bridge strip.
More specifically, because when the bridge of the nose is set up to the cotton of supplied materials and melt-blown fabric stromatolite, in order to guarantee to inlay and establish the position accuracy, place the back of bridge of the nose, the gauze mask body should accomplish range upon range of, consequently, it still is equipped with a stromatolite support 14 to inlay the rear of establishing subassembly 18, be equipped with two leading wheels on the stromatolite support 14, two the leading wheel between form the gap with inlay the bridge of the nose export of establishing subassembly 18 and correspond to the bridge of the nose that the subassembly was set for when sending out is established to the bridge of the nose from inlaying to the bridge of the. In this embodiment, because nose bridge strip embedding subassembly is located between the upper and lower two-layer gauze mask supplied materials, consequently, still be equipped with a middle support 13 on the workstation of rack 11 for to inlaying and establishing subassembly 18, cut subassembly 17 and press from both sides tight conveying component 16 and support, make things convenient for the bottom of gauze mask body to pass from the below of middle support 13 simultaneously. Preferably, the driving device 166 is an electric push rod or an air cylinder.
Referring again to fig. 1 and 7, the fusion splice assembly 19 includes: the mask comprises a welding support 191 connected to a cabinet 11, a welding machine cylinder 192 connected to the welding support 191, a welding machine pressing plate 193 connected to the telescopic end of the welding machine cylinder 192, and an ultrasonic welding head 194 corresponding to the welding machine pressing plate 193, wherein the ultrasonic welding head 194 is connected to the cabinet 11, when mask body supplied materials pass through between the ultrasonic welding head 194 and the welding machine pressing plate 193, the welding machine pressing plate 193 is controlled by the welding machine cylinder 192 to descend to weld and form the mask body supplied materials according to a set procedure, and welding protrusions corresponding to the shape of the mask body are correspondingly arranged on the welding machine pressing plate 193 and the ultrasonic welding head 194 so as to selectively weld the mask body. A heat dissipation fan is further disposed on one side of the ultrasonic bonding head 194.
Referring again to fig. 1 and 8, the tow assembly 10 includes: the right and left support arms 101 and 102 are oppositely distributed, and the left and right support arms 101 and 102 are both fixedly connected to the workbench of the cabinet 11. A driving wheel 105, a driven wheel auxiliary device 103 and a driving motor 104 for driving the driving wheel 105, wherein the driving wheel 105 and the driven wheel auxiliary device 103 are arranged between the left supporting arm 101 and the right supporting arm 102, and the driving motor 104 is in transmission with the driving wheel 105 through a belt 106. Wherein the driven wheel assist device 103 includes: left and right connection plates 1031 and 102 (the same structure as the left connection plate, not labeled in the drawings) respectively connected to the left and right support arms 101 and 102, a driven wheel 1037 and a link 1032 connected between the left and right connection plates 1031 and 102, a supporting block 1036 for supporting both ends of the link 1032, the supporting block 1036 being fixedly connected to the left supporting arm 101, a locking member 1030 for elastically pressing both ends of the link 1032, and a rotating arm 1033 connected to one end of the link 1032, the both ends of the link 1032 each being provided with a notch groove (not shown), the notch groove may be hung on the supporting block 1036, and when the rotating arm 1033 is rotated, a back portion of the notch groove is supported on the supporting block 1036, thereby integrally pulling up the driven wheel 1037, so as to leave a space for the mask body to be worn for feeding, when the rotating arm 1033 is rotated reversely, the cutaway slot drops into support block 1036 and driven wheel 1037 is lowered to frictionally pull the mask body incoming material. The locking member 1030 comprises a screw 1035 screwed on the left support arm 101 and the right support arm 102, and a spring 1034 sleeved outside the screw 1035, wherein the left connecting plate 1031 and the right connecting plate can longitudinally slide along the slots on the left support arm 101 and the right support arm 102, the lower end of the screw 1035 is connected to the left support arm 101 and is matched with the spring 1034, so that the driven wheel 1037 and the connecting rod 1032 connected to the left connecting plate 1031 and the right connecting plate are downwards pressed on the surface of the driving wheel 105, and thus, the incoming material of the mask body is frictionally pulled.
Referring to fig. 9 to 15, in the present embodiment, the mask body roll-cutting mechanism includes: the machine cabinet 20, locate traction assembly 01 on the workstation of machine cabinet 20, ear wire pay-off chuck subassembly 02, cut subassembly 04 and ear wire welded subassembly 05.
The traction assembly 01 is used for drawing the mask body of the previous station to the lower part of the ear line feeding chuck assembly 02;
the ear wire feeding chuck component 02 is used for clamping and encircling an ear wire incoming material into an ear band shape and transferring the ear wire incoming material to the welding positions on the two opposite sides of the incoming material of the mask body;
the shearing assembly 04 is used for shearing off the ear line incoming material after the ear line incoming material is encircled into a preset ear belt shape;
the ear line welding component 05 is used for welding the ear line cut into the ear belt to the mask body incoming material.
The transfer printing device 03 is further arranged behind the ear line feeding chuck component 02, and the transfer printing device 03 is used for transfer printing of the L ogo and the like on the surface of the mask body fed by the mask body.
Referring to fig. 11 to 14, the lug wire feeding chuck assembly 02 includes: the device comprises a bracket 22, an ear wire storage rack 21 arranged above the bracket 22, a lifting driving assembly 23 arranged on the bracket 22, a first chuck assembly 24 and a second chuck assembly 25 controlled by the lifting driving assembly 23, a first driving motor 26 for driving a rotary chuck of the first chuck assembly 24 to rotate, and a second driving motor 27 for driving a rotary chuck of the second chuck assembly 25 to rotate; the first and second chuck assemblies 25 and 26 are respectively used for clamping ear wires, and are driven by the first and second driving motors 26 and 27 to rotate so as to respectively transfer the ear wires to two sides of the mask body in a semicircular shape for welding.
Referring again to fig. 12, the lifting driving assembly 23 includes: the driving cylinder 231 is connected to the supporting plate 221 of the bracket 22, and the connecting plate 233 is connected to the telescopic end of the driving cylinder 231, wherein the connecting plate 233 is further provided with at least one guiding post 232, and the guiding post 232 is inserted into a guiding hole of the connecting plate 233, so that the stability is improved when the driving cylinder 231 drives the connecting plate 233 to ascend and descend.
Referring again to fig. 13 and 14, the first jaw assembly 24 and the second jaw assembly 25 are identical in structure, and the first jaw assembly 24 is taken as an example and comprises: connect in connecting block 241 on connecting plate 233, connect in spliced pole 242 on connecting block 241, wear to locate the mounting panel 244 of spliced pole 242, and connect in transmission shaft 245 on mounting panel 244, the lower tip of transmission shaft 245 is connected with a winder 246, be equipped with chuck piece 240 on the winder 246, after the tip of ear wire by the centre gripping of chuck piece 240, transmission shaft 245 is controlled by a driving motor 26 and rotates, and synchronous drive winder 246 rotates 180 degrees, so that the ear wire encircles into semicircular earlap. The lug wire is clamped to the side of the wire wrap 246 by the jaws of the jaw member 240.
Wherein the jaw piece 240 includes: a first clip 2401, a second clip 2403, a third clip 2402 and a fourth clip 2404 coupled to the wire wrap 246; the first chuck 2401 and the third chuck 2402 are located on one side of the winding board 246 to form a wire clamping position with a side face of the winding board 246, the second chuck 2403 and the fourth chuck 2404 are located on the other side of the winding board 246 to form a wire clamping position with the other side of the winding board 246, a first elastic sheet 2405 is further arranged between the first chuck 2401 and the second chuck 2403, a second elastic sheet 2406 is further arranged between the third chuck 2402 and the fourth chuck 2404, two spherical protrusions are arranged on the first elastic sheet 2405 and the second elastic sheet 2406, and the first chuck 2401, the second chuck 2403, the third chuck 2402 and the fourth chuck 2404 are controlled to rotate so that end portions of the first chuck 2401, the second chuck 2403, the third chuck 2402 and the fourth chuck 2404 can bypass the spherical protrusions to achieve opening locking or closing locking of the first chuck 2401, the second chuck 2403, the third chuck 2402 and the fourth chuck 2404.
The mounting plate 244 is further provided with a first driving cylinder 2481, the telescopic end of the first driving cylinder 2481 is connected with a push block 248, and when the first driving cylinder 2481 drives the push block 248 to descend, the first chuck 2401, the second chuck 2403, the third chuck 2402 and the fourth chuck 2404 on the same side of the winding plate 246 are synchronously pushed to rotate at the same time so as to open the clamping line position. In actual operation, the first driving cylinder 2481 can only push the first clip 2401, the third clip 2402 or the fourth clip 2404 and the second clip 2403 on the same side of the winding board 246 to open and descend at one time, and the transmission shaft 245 drives the winding board 246 to rotate the corresponding clip to the lower position of the clip.
Further, a second driving cylinder 2491 is further arranged on the mounting plate 244, a push plate 249 is connected to a telescopic end of the second driving cylinder 2491, and when the second driving cylinder 2491 drives the push plate 249 to descend, the first chuck 2401, the third chuck 2402, the second chuck 2403 and the fourth chuck 2404 on the same side of the winding plate 246 are synchronously pushed to rotate simultaneously to close the wire clamping position. The push plate 249 is closer to the drive shaft 245 relative to the push block 248, i.e., it is driven from the inside of the first, second, third and fourth jaws 2401, 2403, 2402 and 2404 to close the nip and is rotated from the outside to open the nip.
As shown in fig. 13, a third driving cylinder 2471 is further disposed on the mounting plate 244, a stripping member 247 is connected to a telescopic end of the third driving cylinder 2471, an arc-shaped groove similar to the outer side of the winding plate 246 is disposed on the stripping member 247, and after the ear wire is encircled into the semicircular ear strap, the stripping member 247 is driven by the third driving cylinder 2471 to descend so as to push the semicircular ear strap away from the side edge of the winding plate 246.
At least one guide column is further arranged on the push block 248 and the push plate 249, and the guide column penetrates through a guide hole in the mounting plate 244 to improve the stability during lifting.
More specifically, the mounting plate 244 is further connected to an ear wire guide 243 for guiding the incoming ear wire to the first chuck assembly 24, and the ear wire guide is provided with an ear wire hole 2431.
It should be noted that: the first scissors assembly 030 and the first chuck assembly 24 are located on the same side, and the second scissors assembly 040 and the second chuck assembly 25 are located on the same side, and synchronously move under the control of the lifting driving device, so that the feeding and welding actions of the two ear bands on the two sides of the mask body are realized.
Wherein the wire winding plate 246 includes: a connecting arm 2461, and arc-shaped plates 2462 and 2463 extending from both ends of the connecting arm 2461.
Referring to fig. 15 again, the shearing assembly 04 includes a first shearing assembly 030 and a second shearing assembly 040, and the first shearing assembly 030 and the second shearing assembly 040 are identical in structure, and the first shearing assembly 030 includes, for example, a mounting plate 0302 connected to the cabinet 20, a push rod 0301 and a limiting plate 0303 connected to the mounting plate 0302, and a scissors 0305, wherein one handle of the scissors 0305 is connected to the telescopic end of the push rod 0301, and the other handle is provided with a limiting post 0306, the limiting post 0306 is inserted into a limiting hole 0304 of the limiting plate 0303, when the push rod 0301 drives the scissors to move forward, the handles of the scissors are synchronously closed under the cooperation of the limiting post 0306 and the limiting hole 0304, so that the ear wire is cut off when the scissor mouth is closed, specifically, the limiting hole 0304 is L-shaped, the front end portion is horizontal, the rear end portion is tilted upward, the push rod 0301 pushes the handles of the scissors 0305 to move forward, and the handles of the scissors are pressed horizontally and then moved upward, so that the scissors are finally moved to cut off the ear wire at a cutting position.
Referring to fig. 11 again, the pad printing device 03 includes a pad printing head 031, a lifting cylinder 032 for controlling the pad printing head 031 to lift, and a slider 033 connecting the lifting cylinder 032 to the guide rail 034 in a sliding manner, wherein the slider 033 is controlled by a traverse cylinder 035, and the traverse cylinder 035 and the lifting cylinder 032 jointly realize the movement of the pad printing head 031 in the transverse and longitudinal directions.
The connecting block 241 is further provided with a pair of pressing heads 234, the cabinet 20 is provided with an ultrasonic welding head 050 aligned with the pressing heads 234, the ultrasonic welding head 050 is controlled by a driving device (not shown in the figures, such as an air cylinder or a motor) to be lifted, and when the alignment between the ear line and the supplied material of the mask body is completed, the ultrasonic welding head 050 and the pressing heads 234 together complete the ear line welding action. In addition, a heat dissipation fan 060 is provided on one side of the ultrasonic fusion joint 050. The toe 234, ultrasonic bond head 050, drive means, and fan described above constitute an ear wire bonding assembly 05.
Referring again to fig. 16, the pulling assembly 02 includes: the right relative left support arm 021 and the right support arm 022 that distribute, left support arm 021 and right support arm 022 all fixed connection are on the workstation of rack 11. The driving wheel 025 and the driven wheel auxiliary device 023 are arranged between the left supporting arm 021 and the right supporting arm 022, and the driving motor 024 drives the driving wheel 025, and the driving motor 024 is in transmission with the driving wheel 025 through a belt 026. Wherein the driven wheel assistance device 023 includes: left and right connecting plates 0231 and 0232 connected to the left and right support arms 021 and 022, respectively (the same structure as the left connecting plate, not labeled in the drawings), a driven wheel 0237 and a connecting rod 0232 connected between the left and right connecting plates 0231 and 022, a support block 0236 for supporting both ends of the link 0232, the support block 0236 is fixedly connected to the left support arm 021, a locking member 0230 for elastically pressing both ends of the link 0232 and a rotating arm 0233 connected to one end of the link 0232, both ends of the link 0232 are respectively provided with a notch groove (not shown), the notch groove can be hung on the supporting block 0236, when the rotating arm 0233 is rotated, the back of the notch groove is supported on the supporting block 0236, thereby integrally pulling up the driven wheel 0237 to leave a space for the mask body to feed, when the rotating arm 0233 is rotated reversely, the notch groove falls into supporting shoe 0236, and driven wheel 0237 descends to carry out friction traction on the supplied materials of the mask body. Wherein, retaining member 0230 includes spiro union in screw 0235 on left branch strut 021 and the right branch strut 022 to and the cover locates the outside spring 0234 of screw 0235, left connecting plate 0231 and right connecting plate can be along left branch strut 021 and the fluting longitudinal sliding on the right branch strut 022, screw 0235's lower tip is connected in left branch strut 021, cooperate with spring 0234, so that connect in left connecting plate 0231 and the right connecting plate from driving wheel 0237, connecting rod 0232 all compresses tightly in the surface of action wheel 025 downwards, thereby carry out friction traction to the gauze mask body supplied materials.
Referring to fig. 17 to fig. 22, in the present embodiment, an embodiment of the invention provides a mask body roll-cutting mechanism, which mainly completes the following processes: and cutting the supplied materials of the long-strip-shaped mask body which is formed by welding and welded with the ear line into mask monomers one by one according to a set shape. This gauze mask body hobbing mechanism includes: the equipment comprises a cabinet 51, a first traction assembly 52, a hobbing assembly 53, a second traction assembly 54 and an edge material traction assembly 55 which are arranged on a workbench of the cabinet 51. The first traction assembly 52 is used for drawing the mask body incoming material forward to the hobbing assembly 53, the second traction assembly 54 is used for transferring the hobbing mask single body forward for blanking, the hobbing assembly 53 is used for rolling and shearing the mask body incoming material into the mask single body, and the rim charge traction assembly 55 is used for drawing and recycling two rim charges after the mask body incoming material is rolled and cut.
Referring again to fig. 19, the first pulling assembly 52 includes: the first traction bracket 521 is provided with a first driving roller 522 and a first driven roller 523 which are arranged on the first traction bracket 521, and the first driving roller 522 and the first driven roller 523 are distributed in parallel. The two ends of the first driven roller 523 are respectively connected to the first traction bracket 521 through an adjusting device, one end of the first driving roller 522 is further connected to a gear 5221, the gear 5221 is controlled by external power to rotate, and by controlling the adjusting device, the relative distance between the first driven roller 523 and the first driving roller 522 can be adjusted, so that the mask body supplied materials initially pass through the space between the first driving roller 522 and the first driven roller 523. Specifically, the first traction bracket 521 is provided with an upper support arm 5221 and a lower support arm 5212 which are distributed vertically and oppositely, two ends of the first driving roller 522 and the first driven roller 523 are respectively connected to the upper support arm 5221 and the lower support arm 5212, and the first driven roller 523 is indirectly connected.
Specifically, the adjusting device includes: the driving device comprises a connecting plate 525 capable of sliding along a sliding groove on the first traction bracket 522, a linkage rod 524 connected to the connecting plate 525, a locking bolt 528 for pressing and locking the linkage rod 524 towards the first driving roller 522, and an elastic member (not shown in the figure) sleeved on the locking bolt 528, such as a spring, wherein one end of the elastic member elastically abuts against the connecting plate 525, and the other end abuts against the first traction bracket 521. The first traction support 521 is further provided with a supporting block 526, the linkage rod 524 is provided with a clamping groove corresponding to the supporting block 526, the clamping groove is formed in outer walls of two ends of the linkage rod 524 and is perpendicular to the axial direction of the linkage rod 524, the first driven roller 523 is connected to the connecting plate 525, and when the linkage rod 524 is rotated, the clamping groove in the linkage rod 524 is clamped into the supporting block 526 or retreats from the supporting block 526, so that the first driven roller 523 is synchronously driven to be close to or far away from the first driving roller 522, and the distance between the first driven roller 523 and the first driving roller 522 is adjusted. One end of the linkage rod 524 is further provided with a rotating rod 527, and the rotating rod 527 can facilitate labor-saving rotation of the linkage rod 524. When the mask is initially produced, the rotating rod 527 is manually rotated to open the gap between the first driving roller 522 and the first driven roller 523 to allow the incoming material to pass therethrough, and then the rotating rod 527 is rotated in the reverse direction to clamp the incoming material to be frictionally drawn forward.
Referring again to fig. 20, the rolling-cut assembly 53 includes: the mask comprises a roll-cutting support 531, a driving roll-cutting roller 532 and a driven roll-cutting roller 533 which are arranged on the roll-cutting support 531, wherein the same ends of the driving roll-cutting roller 532 and the driven roll-cutting roller 533 are provided with gears 536 and 535 which are meshed with each other, and a driving motor 534 which drives the driving roll-cutting roller 532 to rotate, the surfaces of the driving roll-cutting roller 532 and/or the driven roll-cutting roller 533 are provided with hob notches 5331, and mask body incoming materials form mask single bodies with set shapes after being roll-cut by the driving roll-cutting roller 532 and the driven roll-cutting roller 533. Similarly, the hobbing bracket 531 is provided with an upper plate 5311 and a lower plate 5312, the driving hobbing roller 532 and the driven hobbing roller 533 are both arranged between the upper plate 5311 and the lower plate 5312, and both ends of the driven hobbing roller 533 are also connected to the hobbing bracket 531 through the same adjusting device 537 as the first traction assembly 52. Wherein, the hobbing support 531 is further provided with a sensor 534 for detecting whether the mask body is supplied, and a signal detected by the sensor 534 is transmitted to a control main board in the cabinet, so that production is controlled according to a set flow.
Referring again to fig. 21, the second pulling assembly 54 includes: the second traction bracket 541 is provided with a second driving roller 542 and a second driven roller 543 which are arranged on the second traction bracket 541, and the second driving roller 542 and the second driven roller 543 are distributed in parallel; the two ends of the second driven roller 543 are respectively connected to the second traction support 541 through an adjusting device, one end of the second driving roller 542 is further connected to a gear 5421, the gear 5421 is controlled by external power to rotate, and by controlling the adjusting device, the relative distance between the second driven roller 543 and the second driving roller 542 can be adjusted, so that the supplied materials of the mask body can initially pass through the space between the second driving roller 542 and the second driven roller 543. The adjustment device on the second pulling member 54 is the same as the first pulling member 52 and will not be described herein.
Wherein, the rear side of the second traction support 541 is also provided with a mask monomer output assembly 540, the mask monomer output assembly 540 includes: the mask comprises an upper supporting plate 545, a lower supporting plate 544, a first connecting column group 054 and a second connecting column group (not shown in the figure) connected between the upper supporting plate 545 and the lower supporting plate 544, wherein the first connecting column group 054 and the second connecting column group have the same structure and respectively comprise a pair of connecting rods 546 and 547 arranged in parallel and rollers 5471 and 5461 connected to the connecting rods 547 and 546, a belt (not shown in the figure) is further arranged between the rollers on the first connecting column group 054 and the second connecting column group, and a gap formed between the belts is used for clamping and conveying the mask monomer after the hobbing. The rolled mask monomer is directly conveyed to the next station in a crack between the belts.
Referring again to fig. 22, the scrap pulling assembly 55 includes: a third traction bracket 551, a third driving roller 552 and a third driven roller 553 arranged on the third traction bracket 551, wherein the third driving roller 552 and the third driven roller 553 are distributed in parallel. Both ends of the third driven roller 553 are respectively connected to the third traction frame 551 through an adjusting device, one end of the third driving roller 552 is further connected to a gear 559, the gear 559 is controlled by external power to rotate, and the adjusting device has the same structure as the adjusting device of the first forward moving assembly 52, and also includes: the driving device comprises a connecting plate 555 capable of sliding along the sliding groove of the third traction bracket 551, a linkage rod 554 connected to the connecting plate 555, a locking bolt 557 for pressing and locking the linkage rod 554 towards the direction of the third driving roller 552, and an elastic member 558 sleeved on the locking bolt 557, wherein one end of the elastic member 558 elastically abuts against the connecting plate 555, and the other end of the elastic member 558 abuts against the third forward moving bracket 551. The third traction bracket 551 is further provided with a supporting block 556, the linkage rod 554 is provided with a clamping groove corresponding to the supporting block 556, the third driven roller 553 is connected to the connecting plate 555, when the linkage rod 554 is rotated, the clamping groove on the linkage rod 554 is clamped into the supporting block or retreats from the supporting block 556, the third driven roller 553 is synchronously driven to be close to or far away from the third driving roller 552, the adjustment of the distance between the third driven roller 553 and the third driving roller 552 is realized, and therefore the waste materials on two sides of the mask body after being fed and rolled pass through the space between the third driving roller 552 and the third driven roller 553 at the beginning.
Referring to fig. 23 to 27, in the present embodiment, an embodiment of the invention provides a flip-fold welding mechanism for a mask body, which includes: the mask comprises a cabinet 31, a transverse traction assembly 32, an overturning folding assembly 33, a longitudinal traction assembly 34 and a welding assembly 35 which are arranged on a workbench of the cabinet 31, wherein the transverse traction assembly 32 is used for drawing and transferring a mask body embedded with a nose bridge strip to the overturning folding assembly; the overturning and folding assembly 33 is used for longitudinally overturning and folding the horizontal mask body incoming material dragged by the transverse traction assembly once; the longitudinal traction assembly 34 is used for re-traction the supplied materials of the mask body after being longitudinally turned over and folded; the welding assembly 35 is used for welding the edge of the mask body, which is drawn by the longitudinal drawing assembly 34 and comes from the mask body.
The butt fusion mechanism is folded in gauze mask body upset of this embodiment has realized that what need explain is the welded process in edge of drawing, upset, folding and the gauze mask body that the gauze mask body supplied materials: the mask body is a mask main body of a single formed mask, and the mask body is fed and is a plurality of mask body semi-finished products which are connected in front and back on a production line.
Referring again to fig. 24, the transverse traction assembly 32 includes: the right and opposite left and right support arms 321, 322 are both fixedly connected to the worktable of the cabinet 11. The driving wheel 325, the driven wheel auxiliary device 323 and the driving motor 324 are arranged between the left supporting arm 321 and the right supporting arm 322, the driving wheel 325 is driven by the driving motor 324, and the driving motor 324 is in transmission with the driving wheel 325 through a belt 326. Wherein the driven wheel assistance device 323 includes: a left connecting plate 3231 and a right connecting plate (the same structure as the left connecting plate, and not labeled in the figures) connected to the left support arm 321 and the right support arm 322, respectively, a driven wheel 3237 and a connecting rod 3232 connected between the left connecting plate 3231 and the right connecting plate, a supporting block 3236 for supporting both ends of the connecting rod 3232, the supporting block 3236 being fixedly connected to the left supporting arm 321, a locking member 3230 for elastically pressing both ends of the connecting rod 3232, and a rotating arm 3233 connected to one end of the connecting rod 3232, both ends of the connecting rod 3232 being respectively provided with a notch groove (not shown), the notched groove may be hung on a support block 3236, and when the rotating arm 3233 is rotated, a back portion of the notched groove is supported on the support block 3236, thereby integrally pulling up the driven wheel 3237 to leave a space for putting through the mask body for feeding, when the rotating arm 3233 is rotated reversely, the cutaway slot drops into a support block 3236 and a driven wheel 3237 descends to frictionally pull the mask body incoming material. The locking member 3230 comprises a screw rod 3235 screwed on the left support arm 321 and the right support arm 322, and a spring 3234 sleeved outside the screw rod 3235, the left connecting plate 3231 and the right connecting plate can longitudinally slide along the grooves on the left support arm 321 and the right support arm 322, the lower end of the screw rod 3235 is connected to the left support arm 321 and is matched with the spring 3234, so that a driven wheel 3237 and a connecting rod 3232 connected to the left connecting plate 3231 and the right connecting plate are downwards pressed on the surface of the driving wheel 325, and accordingly supplied materials of the mask body are frictionally pulled.
Referring again to fig. 25, the flip-fold assembly 33 includes: the folding device comprises a support bottom plate 331, a pair of support plates 332 and 333 connected to the support bottom plate 331, a rolling rod 334 arranged between the support plates 332 and 333, a turning plate 335 on the support bottom plate 331 behind the rolling rod 334, and a folding roller group 338 on the support bottom plate 331 behind the turning plate 335. The rolling rod 334 is used for guiding the incoming material of the mask body in a directional rotation manner. The turnover plate 335 and the supporting bottom plate 331 are arranged at an elevation angle, one end of the turnover plate 335 is connected in front of the rolling rod 334, the other end of the turnover plate is tilted up, when the supplied materials of the mask body pass through the rolling rod 334, the supplied materials are longitudinally turned over through the turnover plate 335, and then the turned supplied materials are folded in half through the folding rolling rod group 338. Wherein the flap 335 is preferably a triangular plate.
Furthermore, a pair of connecting plate assemblies 336 and 337 with the same structure are further disposed on the supporting base plate 331, and the connecting plate assembly 337 includes, for example, a connecting plate 3371, a bolt 3372 is screwed onto the connecting plate 3371, a supporting rod 3373 is connected to a lower end of the bolt 3372, the supporting rod 3373 passes through a lower portion of the turning plate 335 to support the turning plate 335, and the height of the supporting rod 3373 is adjusted by adjusting the height of the bolt 3372 relative to the connecting plate 3371, so as to adjust the angle of the turning plate 335. The folding roller set 338 is formed by aligning rollers distributed oppositely, and is used for assisting in guiding the primarily folded mask body.
The longitudinal drawing assembly 34 and the transverse drawing assembly 32 are identical in structure, and are connected to the cabinet 31 according to the longitudinal direction. Specifically, the longitudinal pulling assembly 34 includes: the mask comprises an upper supporting arm 341 and a lower supporting arm 342 which are oppositely distributed, a driving wheel 343, a driven wheel auxiliary device 344 and a driving motor 345, wherein the driving wheel 343, the driven wheel auxiliary device 344 and the driving motor 345 are arranged between the upper supporting arm 341 and the lower supporting arm 342, the driven wheel auxiliary device 344 is operated, so that a driven wheel 3442 is far away from the driving wheel 343, the folded mask body is fed through the space between the driving wheel 343 and the driven wheel 3442, and the driven wheel auxiliary device 344 is operated in a reverse direction, so that the driven wheel 3442 is close to the driving wheel 343, and the mask body fed material is subjected to friction traction.
Driven wheel assist device 344 includes, among other things: an upper connecting plate 3441 and a lower connecting plate (corresponding to the upper connecting plate 3441, not labeled in the drawing) respectively connected to the upper supporting arm 341 and the lower supporting arm 342, a driven wheel 3442 and a connecting rod 3443 connected between the upper connecting plate and the lower connecting plate, a supporting block 3444 for supporting two ends of the connecting rod 3443, locking members 3446 for elastically pressing and holding two ends of the connecting rod 3443, and a rotating arm 3445 connected to one end of the connecting rod 3443, wherein two ends of the connecting rod 3445 are respectively provided with a notch groove (not shown in the figure), when the rotating arm 3445 is rotated, the back of the notch groove is supported on the supporting block 3444, so that the driven wheel 3442 is pulled upwards to leave a space for passing through the folded mask body, and when the rotating arm 3445 is rotated reversely, the notch groove falls into the supporting block 3444, and the driven wheel 3442 descends to frictionally pull the folded mask body. In this embodiment, the locking member 3446 is composed of a bolt and a spring inserted into the bolt, and elastically presses both ends of the connecting rod 3443.
Referring again to fig. 27, the fusion splice assembly 35 includes: a welding holder 351, a driving cylinder 352 connected to the welding holder 351, a pressing plate 353 connected to an expansion end of the driving cylinder 352, and an ultrasonic welding head 356 corresponding to the pressing plate 353; when the folded mask body comes from between the pressing plate 353 and the ultrasonic welding head 356, the driving cylinder 352 pushes the pressing plate 353 to drive the folded mask body to come to be close to the ultrasonic welding head 356 for edge welding according to the preset frequency.
The welding support 351 is further provided with a heat dissipation fan 354, and an air supply surface of the heat dissipation fan 354 faces the ultrasonic welding head 356. A control box 355 for controlling the ultrasonic welding head 356 is further provided at one side of the welding holder 351, but the control box 355 may also control the power supply of the heat dissipation fan 354.
The utility model provides a KN95 gauze mask production line, through bridge of the nose strip material loading and embedding mechanism, gauze mask body weld forming mechanism, ear wire shaping butt fusion mechanism, the folding butt fusion mechanism of gauze mask body upset, the common cooperation of gauze mask body hobbing mechanism has realized the full automatization process of gauze mask production, has improved production efficiency and product quality's stability.
The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. The utility model provides a KN95 gauze mask production line which characterized in that includes: the mask comprises a nose bridge strip feeding and embedding mechanism, a mask body welding forming mechanism, an ear line forming and welding mechanism, a mask body overturning, folding and welding mechanism and a mask body hobbing mechanism; wherein,
the nose bridge strip feeding and embedding mechanism is used for feeding the nose bridge strip incoming material into an interlayer of the mask body incoming material and cutting the nose bridge strip into the nose bridge strip according to a preset length;
the ear line forming and welding mechanism is used for winding an ear line incoming material into an arc shape and cutting the ear line incoming material into an ear band, and meanwhile, the cut ear band is welded to the incoming material of the mask body;
the mask body overturning, folding and welding mechanism is used for overturning the mask body once after the ear straps are welded and folding the mask body from the middle part;
the mask body roll-cutting mechanism is used for roll-cutting the folded mask body into mask monomers and outputting the mask monomers.
2. The KN95 mask production line of claim 1, wherein the nose bridge strip loading and embedding mechanism includes: the device comprises a cabinet, a discharging roller arranged above the cabinet, and a clamping conveying assembly, a shearing assembly and an embedding assembly which are arranged on a workbench of the cabinet; the clamping and conveying assembly is used for clamping the starting end of the fed material on the feeding roller and conveying the starting end to the embedding assembly; the cutting assembly is used for cutting incoming materials conveyed to the embedding assembly into nose bridge strips according to a preset length; the embedding subassembly is arranged in will cutting into the bridge of the nose strip propelling movement of predetermineeing length to the predetermineeing intermediate layer of gauze mask body.
3. The KN95 mask production line of claim 2, wherein the clamping conveyor assembly includes: first clamping device, second clamping device, straighten device and the flexible drive arrangement who removes of drive second clamping device, straighten device, first clamping device and second clamping device are sharp distribution in proper order, straighten the device and include: the connecting plate is fixed on the workbench of the cabinet, the upper roller group and the lower roller group are rotatably connected onto the connecting plate, the upper roller group and the lower roller group respectively comprise a plurality of rollers which are horizontally and linearly distributed, and a gap formed between the upper roller group and the lower roller group is used for clamping and straightening a nose bridge strip to supply materials.
4. The KN95 mask production line of claim 1, wherein the ear wire form welding mechanism includes: the machine cabinet is provided with a traction assembly, an ear wire feeding chuck assembly, a shearing assembly and an ear wire welding assembly on a workbench; the traction assembly is used for drawing the mask body at the previous station to the position below the ear line feeding chuck assembly; the ear wire feeding chuck component is used for clamping and encircling an ear wire incoming material into an ear band shape and transferring the ear wire incoming material to the welding positions on two opposite sides of the incoming material of the mask body; the cutting assembly is used for cutting off the ear line incoming material after the ear line incoming material is wound into a preset ear belt shape; the ear line welding assembly is used for welding the ear lines cut into the ear bands to the mask body incoming material.
5. The KN95 mask production line of claim 4, wherein the ear wire feed collet assembly includes: the device comprises a support, an ear wire storage rack arranged above the support, a lifting driving assembly arranged on the support, a first chuck assembly and a second chuck assembly controlled by the lifting driving assembly, a first driving motor used for driving a rotary chuck of the first chuck assembly to rotate, and a second driving motor used for driving a rotary chuck of the second chuck assembly to rotate; the first chuck component and the second chuck component are respectively used for clamping ear wires and rotate under the drive of the first driving motor and the second driving motor, and the ear wires are wound into a semicircle and are respectively transferred to two sides of the mask body to be welded; the first chuck component and the second chuck component have the same structure and both comprise: connect the connecting block on the connecting plate, connect in spliced pole on the connecting block wears to locate the mounting panel of spliced pole, and connect in transmission shaft on the mounting panel, the lower tip of transmission shaft is connected with a winder, be equipped with chuck spare on the winder, when the tip of ear wire by behind the chuck spare centre gripping, the controlled rotation of transmission shaft drives the winder in step and rotates 180 degrees to it is semicircular ear area that the ear wire encircles to send.
6. The KN95 mask production line of claim 4, wherein the shearing assembly includes: the electric scissors comprise a mounting plate connected to the cabinet, an electric push rod and a limiting plate which are connected to the mounting plate, and scissors; wherein, one of them handle of scissors is connected in the flexible end of electric putter, is equipped with spacing post on another handle, spacing post is worn to locate spacing hole on the limiting plate, when electric putter drive scissors antedisplacement, fold the handle of scissors so that the scissors mouth is closed cuts off the ear line under the mating reaction in spacing post and spacing hole in step.
7. The KN95 mask production line of claim 1, wherein the mask body flip-fold welding mechanism includes: the equipment comprises a machine cabinet, a transverse traction assembly, a turnover folding assembly, a longitudinal traction assembly and a welding assembly, wherein the transverse traction assembly, the turnover folding assembly, the longitudinal traction assembly and the welding assembly are arranged on a workbench of the machine cabinet; the transverse traction assembly is used for dragging and transferring the mask body embedded with the nose bridge strip to the overturning and folding assembly; the overturning and folding assembly is used for longitudinally overturning and folding the horizontal mask body incoming material dragged by the transverse traction assembly for one time; the longitudinal traction assembly is used for carrying out traction again on the supplied materials of the mask body after being longitudinally turned over; the butt fusion subassembly is used for carrying out butt fusion processing with the gauze mask body edge that the gauze mask body came after will vertically pulling the subassembly and pull.
8. The KN95 mask production line of claim 7, wherein the lateral pulling assembly includes: the mask body feeding device comprises a left supporting arm, a right supporting arm, a driving wheel, a driven wheel auxiliary device and a driving motor, wherein the left supporting arm and the right supporting arm are distributed in a positive and opposite mode; the driven wheel assist device includes: connect left connecting plate and right connecting plate on left branch brace arm and right branch brace arm respectively, connect from driving wheel and connecting rod between left connecting plate and the right connecting plate for the supporting shoe at support connecting rod both ends, elasticity is pressed and is held the retaining member at connecting rod both ends and connect in the swinging boom of connecting rod one end wherein, the both ends of connecting rod respectively are equipped with a breach groove, and when rotating during the swinging boom, make the back in breach groove support on the supporting shoe to upwards draw from the driving wheel and rise, so that leave the space so that wear to establish gauze mask body supplied materials, during the reverse rotation swinging boom, the breach groove falls into the supporting shoe, thereby descend from the driving wheel and be close to the action wheel and carry out friction traction to gauze mask body supplied materials.
9. The KN95 mask production line of claim 1, wherein the body hobbing mechanism includes: the equipment comprises a machine cabinet, a first traction assembly, a hobbing assembly, a second traction assembly and an edge material traction assembly, wherein the first traction assembly, the hobbing assembly, the second traction assembly and the edge material traction assembly are arranged on a workbench of the machine cabinet; the first traction assembly is used for dragging supplied materials of the mask body forwards to the hobbing assembly, the second traction assembly is used for transferring and blanking the hobbing mask monomer forwards, the hobbing assembly is used for rolling and shearing the supplied materials of the mask body into the mask monomer, and the rim charge traction assembly is used for dragging and recycling two rim wastes after the supplied materials of the mask body are hobbing; the first pulling assembly comprises: the first traction bracket is arranged on a first driving roller and a first driven roller on the first traction bracket, and the first driving roller and the first driven roller are distributed in parallel; the two ends of the first driven roller are connected to the first traction support through an adjusting device respectively, one end of the first driving roller is further connected with a gear, the gear is controlled by external power to rotate, and the adjusting device is controlled to adjust the relative distance between the first driven roller and the first driving roller so that the mask body fed materials can penetrate between the first driving roller and the first driven roller initially.
10. The KN95 mask production line of claim 9, wherein the adjustment device includes: the device comprises a connecting plate, a linkage rod, a locking bolt and an elastic piece, wherein the connecting plate can slide along a sliding groove in a first traction support, the linkage rod is connected to the connecting plate, the locking bolt is used for extruding and locking the linkage rod towards the direction of a first driving roller, the elastic piece is sleeved on the locking bolt, and one end of the elastic piece elastically abuts against the connecting plate; the first driving roller and the second driving roller are arranged on the first traction support, the first driven roller is connected to the connecting plate, and when the linkage rod is rotated, the clamping groove in the linkage rod is clamped into the supporting block or retreats from the supporting block, and the first driven roller is driven to be close to or far away from the first driving roller synchronously so as to realize the distance adjustment of the first driven roller and the first driving roller.
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CN202010447419.7A CN111436707A (en) | 2020-05-25 | 2020-05-25 | KN95 gauze mask production line |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111955832A (en) * | 2020-08-06 | 2020-11-20 | 谢永强 | Automatic mask machining device |
CN112244385A (en) * | 2020-10-30 | 2021-01-22 | 淮北市蓝天医用科技有限公司 | Nose bridge strip sewing device of defective product mask without nose bridge strip |
CN113715350A (en) * | 2021-08-30 | 2021-11-30 | 珠海格力智能装备有限公司 | Weld ear-line device |
-
2020
- 2020-05-25 CN CN202010447419.7A patent/CN111436707A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111955832A (en) * | 2020-08-06 | 2020-11-20 | 谢永强 | Automatic mask machining device |
CN112244385A (en) * | 2020-10-30 | 2021-01-22 | 淮北市蓝天医用科技有限公司 | Nose bridge strip sewing device of defective product mask without nose bridge strip |
CN113715350A (en) * | 2021-08-30 | 2021-11-30 | 珠海格力智能装备有限公司 | Weld ear-line device |
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