CN112043021A - Mask forming and positioning mechanism - Google Patents

Abstract

The invention relates to a mask forming and positioning mechanism, which comprises mask forming equipment, wherein a positioning mechanism is arranged at the outlet position of the mask forming equipment and used for flattening an eye mask, a guide flat pipe is arranged at the outlet of the mask forming equipment, the positioning mechanism comprises a positioning block arranged at the outlet position of the guide flat pipe at the outlet position of the mask forming equipment, the positioning block vertically ascends and descends and jacks up the eye mask, a flattening roller brush is arranged above the positioning block, and the flattening roller brush is horizontally arranged and is used for flattening the eye mask on the positioning block; after the traction mechanism performs traction operation on the formed eyeshade, the eyeshade is horizontally pulled to the position above the positioning block, then the positioning block is lifted, horizontal support on the eyeshade is performed, the flattening roller brush rotates, flattening operation on the eyeshade is performed, and forming quality of the eyeshade is ensured.

Description

Mask forming and positioning mechanism

Technical Field

The invention relates to the technical field of mask machine equipment, in particular to a mask forming and positioning mechanism.

Background

In practical clinical application, the eyeshade and the mask are generally used separately, the eyeshade and the mask are mostly two independent protective articles, in the actual wearing process, the eyeshade A and the mask B need to be worn separately, however, in some places with higher protection requirements, any one of the eyeshade A and the mask B can not be taken off, so that the convenience of the existing eyeshade and mask independent protective articles in actual use has a certain problem, and in the actual production of the two independent protective articles, two sets of different production systems need to be developed separately for the two protective articles, so that the cost of the two protective articles in actual production is higher, and the automation degree of equipment is lower.

Disclosure of Invention

The invention aims to provide a mask forming and positioning mechanism which can realize automatic production of an eye mask and a mask, so that the eye mask and the mask form a single protective product to improve the production efficiency of the protective product.

The technical scheme adopted by the invention is as follows:

the utility model provides a gauze mask shaping positioning mechanism, includes eye-shade former, eye-shade former's exit position is provided with positioning mechanism, positioning mechanism is used for implementing the exhibition flat of eye-shade, eye-shade former's export is provided with the flat pipe of guide, positioning mechanism is including the locating piece that sets up the flat pipe exit position of guide at eye-shade former's exit position, the vertical lift of locating piece just implements the jack-up action to the eye-shade, the top of locating piece is provided with the flat roller brush of exhibition, the flat roller brush level of exhibition is arranged and is implemented the exhibition flat of eye-shade on the locating piece.

The invention has the technical effects that: after the traction mechanism performs traction operation on the formed eyeshade, the eyeshade is horizontally pulled to the position above the positioning block, then the positioning block is lifted, horizontal support on the eyeshade is performed, the flattening roller brush rotates, flattening operation on the eyeshade is performed, and forming quality of the eyeshade is ensured.

Drawings

Fig. 1 and 2 are a plan view and a front view of the multifunctional mask, respectively;

fig. 3 is a plan view of an eye mask forming apparatus in the mask producing system;

fig. 4 is a schematic view showing a perspective structure of the eye mask forming apparatus;

FIG. 5 is a schematic structural view showing a part of the construction of the eye mask forming apparatus;

FIG. 6 is a schematic view showing the structure of a guide chute plate and a guide slide plate in the eye mask forming apparatus;

FIGS. 7 and 8 are schematic views of the eye mask forming apparatus from two different views;

FIG. 9 is a schematic view of a portion of the eye shield in its formed configuration;

fig. 10 is a schematic view of a portion of the construction of the eye shield forming apparatus;

fig. 11 and 12 are a plan view and a front view of a mask forming apparatus in the mask producing system, respectively;

fig. 13 and 14 are two view angle structure diagrams of the mask forming device;

fig. 15 is a front view of a partial structure of the mask forming apparatus;

fig. 16 and 17 are schematic views of two viewing angle structures of a part of the structure of the mask forming device;

fig. 18 and 19 are schematic diagrams of two viewing angle structures of partial structures of the mask forming device;

fig. 20, 21 and 22 are schematic views of three viewing angle structures of partial structures of the mask forming apparatus;

fig. 23 and 24 are schematic views of two viewing angle structures of a part of the mask forming device.

Detailed Description

In order that the objects and advantages of the invention will be more clearly understood, the invention will now be described in detail with reference to the following examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed. As used herein, the terms "parallel" and "perpendicular" are not limited to their strict geometric definitions, but include tolerances for machining or human error, legibility and inconsistency;

the mask forming and positioning mechanism of the present invention will be described in detail below with reference to the whole mask production system:

specific features of the mask production system are described in detail below with reference to fig. 1 to 24:

a mask production system comprises an eye mask forming device 10, wherein a positioning mechanism is arranged at the outlet position of the eye mask forming device 10 and used for flattening an eye mask, a mask forming device 20 is arranged beside the positioning mechanism, a single mask is led out from the outlet of the mask forming device 20 to the positioning mechanism, the positioning mechanism is used for flattening the mask, a leading-in mechanism is arranged on the positioning mechanism and used for leading the mask out to the eye mask on the positioning mechanism, a welding mechanism is further arranged beside the positioning mechanism and used for welding the joint position of the mask and the eye mask;

when implementing this kind of multi-functional gauze mask production, eye-shade former 10 at first implements the shaping operation to the eye-shade, then export the eye-shade and fix a position in the positioning mechanism, gauze mask former 20 is with the gauze mask shaping after, utilize guiding mechanism in with the leading-in positioning mechanism of gauze mask, utilize positioning mechanism to implement the combination to eye-shade and gauze mask, then welding mechanism starts, thereby realize the welding operation to gauze mask and eye-shade, form the protective equipment of gauze mask and eye-shade integral type, this gauze mask production system's automation equipment is high, and can effectively improve protective equipment's production efficiency, and the production cost is reduced, the convenience that uses is improved.

As a preferable scheme of the invention, the positioning mechanism is further provided with an alignment mechanism, and the alignment mechanism is used for aligning one side of the mask with one side of the combination end of the eyepatch;

when implementing the welding as an organic whole to the gauze mask machine eye-shade after the shaping, in order to ensure the quality of multi-functional gauze mask, the eye-shade must be in the state of aliging with the both sides of gauze mask, consequently utilizes alignment mechanism to implement the operation of aliging to eye-shade and gauze mask one side, and then can effectively ensure the final quality of multi-functional gauze mask after the welding, ensures the reliability that the user used.

Furthermore, the positioning mechanism is also provided with a turning-up mechanism which is used for turning up the strip piece at one side of the combination end of the eyeshade and the mask;

for guaranteeing that multi-functional gauze mask surface presents glossy state to guarantee the final shaping quality of multi-functional gauze mask, eye-shade one side be provided with the turn-ups, in implementing eye-shade one side and gauze mask one side welding operation as an organic whole, turn-up mechanism implements the turn-ups to the eye-shade once, then utilize leading-in mechanism with the leading-in eye-shade of eye-shade one side in, welding mechanism starts, thereby realizes the reliable connection of eye-shade and gauze mask, guarantees the shaping quality of final multi-functional gauze mask.

More preferably, in order to guide the non-woven fabric out to form the structure of the eyeshade shown in the drawing, so that the one-time flanging of the welded mask is formed on one side of the eyeshade, the eyeshade forming device 10 comprises a first feeding roller 11 and a second feeding roller 12 which are horizontally arranged, an outlet of the first feeding roller 11 is used for guiding out the non-woven fabric tape, an outlet of the second feeding roller 12 is used for guiding out the soft transparent glass film, an outlet of the first feeding roller 11 is provided with a folding mechanism which is used for folding the non-woven fabric, the soft transparent glass film guided out from an outlet of the second feeding roller 12 is guided to a position between non-woven fabric turnover cavities, and an ultrasonic welding mechanism is arranged beside the folding mechanism and used for welding the opening edge of the non-woven fabric;

foretell folding mechanism implements the fifty percent discount operation to the eye-shade, make to form the cavity that holds soft transparent glass membrane between the non-woven fabrics, second feed roller 12 exports soft transparent glass membrane to holding the intracavity, then start ultrasonic bonding mechanism and implement the welding operation to the three side edges that hold the cavity, make soft transparent glass membrane card put in holding the cavity, one side that is located the eye-shade forms the turn-ups, and then form the eye-shade, make the eye-shade form continuous banding and derive and fix a position in positioning mechanism, then with a volume and the turn-ups welding of gauze mask as an organic whole, and then form the multi-functional gauze mask of accomplishing.

More specifically, a guide sliding plate 13 is arranged at an outlet of the first feed roller 11, the guide sliding plate 13 is used for turning over the non-woven fabric near the middle position, a cutting unit is arranged at an outlet of the second feed roller 12, the cutting unit is used for cutting the soft transparent glass film into single soft transparent glass sheets, a pushing unit is further arranged at an outlet of the second feed roller 12, and the pushing unit is used for transferring the single soft transparent glass sheets into turning-over openings of the non-woven fabric;

when the soft transparent glass film is cut into single soft transparent glass sheets, the outlet of the second feeding roller 12 is led out to the lower part of the cutting unit, the strip-shaped soft transparent glass film is cut into a single sheet structure by the cutting unit, the single soft transparent glass sheet is pushed into the primary opening of the non-woven fabric by the pushing unit, the primary forming operation of the eyeshade can be implemented by the ultrasonic welding mechanism, and a plurality of volumes are formed along the length direction of the non-woven fabric until the outlet is welded with one side of the mask.

The material guide sliding plate 13 is horizontally arranged, a guide groove plate 14 is arranged on the outer side of the material guide sliding plate 13, an opening through which the non-woven fabric passes is formed between the guide groove plate 14 and the material guide sliding plate 13, a strip-shaped opening 141 is arranged on one side of the guide groove plate 14, the strip-shaped opening 141 is arranged along the length direction of the guide groove plate 14, and a traction unit is arranged in the strip-shaped opening 141 and used for drawing the non-woven fabric so that the non-woven fabric reversely moves along the length of the opening;

the non-woven fabrics are derived from the outlet of the first feeding roller 11 to the opening between the guide groove plate 14 and the material guide sliding plate 13, the non-woven fabrics penetrate through the opening, the strip-shaped non-woven fabrics are turned over by the middle position, when the non-woven fabrics are turned over to form operation, the traction unit in the strip-shaped opening 141 is started, the non-woven fabrics are further pulled, the non-woven fabrics are abutted against the material guide sliding plate 13, and then turning over and folding operation of the non-woven fabrics are performed.

When the non-woven fabric is folded along an opening formed between the guide groove plate 14 and the material guide sliding plate 13, through which the non-woven fabric passes, one end of the guide groove plate 14 is provided with an end clamping mechanism, the end clamping mechanism is used for clamping one end of the non-woven fabric extending out of the guide groove plate 14, and when the end clamping mechanism clamps one end of the non-woven fabric extending out of the guide groove plate 14, the traction unit is started and enables the non-woven fabric to move along the length direction of the opening;

when the non-woven fabric passes along the opening formed by the non-woven fabric passing between the guide groove plate 14 and the material guide sliding plate 13, the end part clamping mechanism clamps one end of the non-woven fabric, and then the traction unit is started, so that the non-woven fabric can be effectively flattened, and the production quality of the eye mask is ensured.

More specifically, a flat guide pipe 15 is arranged at the front end of an opening between the guide groove plate 14 and the material guide sliding plate 13, through which the non-woven fabric passes, the flat guide pipe 15 is arranged horizontally in the length direction and horizontally in the width direction of the pipe cavity, and the end clamping mechanism is arranged at the position of the pipe orifice of the flat guide pipe 15;

implement through guide way board 14 and guide slide 13 and turn over a back to the non-woven fabrics operation, then from the leading-in of the one end of the flat pipe 15 of guide and implement the clamp tight to non-woven fabrics one end through tip clamping mechanism, then start traction unit, and then can effectively realize the flattening operation to the non-woven fabrics in the flat pipe 15 of guide, ensure the quality of subsequent eye-shade production.

More specifically, when the non-woven fabric drawing operation is performed, the drawing unit includes a drawing caterpillar track 161, the drawing caterpillar track 161 is arranged along the length direction of the strip-shaped opening 141, the belt surface of the drawing caterpillar track 161 is vertically and rotatably arranged on a caterpillar frame, a drawing slide bar 162 is horizontally arranged on the caterpillar frame, the drawing slide bar 162 is horizontally arranged on a drawing rack in a sliding manner, a drawing spring 163 is sleeved on the drawing slide bar 162, and two ends of the drawing spring 163 respectively abut against the drawing rack and the caterpillar frame;

when the traction caterpillar 161 is in contact with the non-woven fabric on the guide groove plate 14, the traction caterpillar 161 elastically abuts against the non-woven fabric by the traction spring 163, the traction caterpillar 161 is started, and the non-woven fabric is moved along the length direction of the guide groove plate 14, so that the traction operation of the non-woven fabric is performed.

More specifically, a signal collector is arranged above the pipe orifice of the guide flat pipe 15, the signal collector is used for collecting a lead-out signal of the non-woven fabric at the pipe orifice end of the guide flat pipe 15, the signal non-woven fabric lead-out stops the traction unit, the end clamping mechanism comprises an upper clamping block 171 and a lower clamping block 172, and the upper clamping block 171 and the lower clamping block 172 move up and down and clamp one end of the non-woven fabric extending out of the guide flat pipe 15;

when the non-woven fabrics under the traction effect of the traction unit, the non-woven fabrics are led out from the pipe orifice of the guide flat pipe 15 to the pipe orifice of the guide flat pipe 15, then the upper clamping block 171 and the lower clamping block 172 of the rear end part clamping mechanism are close to each other, so that the clamping operation on one end of the non-woven fabrics at the pipe orifice of the guide flat pipe 15 can be implemented, the traction crawler 161 of the traction unit is started to reversely rotate, the flattening operation on the non-woven fabrics in the guide flat pipe 15 can be implemented, and the production quality of the eyeshade is ensured.

More specifically, the upper and lower clamping blocks 171 and 172 are respectively vertically arranged on the carriage 173, the upper and lower clamping blocks 171 and 172 are respectively provided with a return spring 174, the return spring 174 is vertically arranged, two ends of the return spring 174 are respectively connected with the upper and lower clamping blocks 171 and 172 and the carriage 173, the upper plate surfaces of the upper and lower clamping blocks 171 and 172 and the lower plate surface of the lower clamping block 172 are respectively provided with a clamping roller 175, the wheel core of the clamping roller 175 horizontally abuts against the clamping folded plate 176, the clamping folded plate 176 horizontally extends and has one end connected with the piston rod of the air cylinder 177, and the piston rod of the air cylinder 177 is horizontally arranged;

when the clamping operation of the non-woven fabric end at the opening position of the guide flat tube 15 is performed, the cylinder 177 is started, so that the upper clamping block 171 and the lower clamping block 172 are close to each other, and the clamping operation of the non-woven fabric end at one end of the guide flat tube 15 is performed.

Before carrying out the drawing operation of the non-woven fabric between the guide groove plate 14 and the material guide sliding plate 13, the upper clamping block 171 and the lower clamping block 172 are firstly made to approach to clamp one end of the non-woven fabric at the nozzle position of the guide flat pipe 15, the drawing machine frame is provided with a drawing roller 164, the wheel core of the drawing roller 164 is vertical and is abutted against a drawing folded plate 165, and the drawing folded plate 165 horizontally extends in the length direction and is connected with a piston rod of an air cylinder 177.

In order to guide the single soft transparent glass sheet, the single soft transparent glass sheet is guided into the opening between the non-woven fabrics, the outlet of the second feeding roller 12 is provided with a flat feeding pipe 121, the pipe length direction of the flat feeding pipe 121 is horizontal, and the pipe opening end is provided with a transverse moving frame 122, and the transverse moving frame 122 is used for guiding the cut single soft transparent glass sheet into the folding opening of the woven fabric.

More specifically, a material rolling roller 123 is disposed at an outlet position of the flat supply tube 121, the material rolling roller 123 is disposed in parallel with the second supply roller 12 and performs a winding operation on waste roll material, an avoidance opening 1211 is formed in a tube body of the flat supply tube 121, the cutting unit includes a rectangular frame-shaped cutting blade 124 disposed above the avoidance opening 1211, the cutting blade 124 is disposed vertically and performs a cutting operation on the soft transparent glass film, an adsorption head 125 is disposed in the cutting blade 124, and the adsorption head 125 is used for performing adsorption of a single cut soft transparent glass sheet and transferring the single cut soft transparent glass sheet onto the traversing frame 122;

when cutting and forming of a single soft transparent glass sheet are carried out, the above-mentioned chopping blade 124 moves vertically, and then the forming operation of a single soft transparent glass film is carried out, then the adsorption head 125 in the chopping blade 124 carries out adsorption of the cut and written soft transparent glass sheet and transfers the soft transparent glass sheet into the traversing frame 122, and further carries out the transfer operation of the soft transparent glass sheet, the cut transparent glass film waste is wound on the winding roller 123, and the winding roller 123 is utilized to effectively carry out the effective flattening operation of the transparent glass film.

More specifically, in order to ensure that the soft transparent glass sheet is effectively molded, the lower tubular body of the flat supply tube 121 is provided with an avoiding annular opening 1212 for avoiding the cutoff blade 124, and a top plate 1213 is arranged in the avoiding annular opening 1212;

when the cutting blade 124 descends, the cutting blade 124 extends into the avoiding annular opening 1212, and then the soft transparent glass sheet can be effectively cut and formed.

Preferably, in order to implement the horizontal transfer of the cut single soft transparent glass sheet, the cutting blade 124 is vertically and slidably disposed on the cutting frame 1241, the cutting frame 1241 is provided with a cutting cylinder 1242, the cutting cylinder 1242 is vertically disposed and a piston rod of the cutting cylinder is connected to the cutting blade 124, the cutting frame 1241 is horizontally and slidably disposed on the transfer track 1243, the transfer track 1243 is provided with a transfer cylinder 1244, a piston rod of the transfer cylinder 1244 is connected to the cutting frame 1241, and the transfer cylinder 1244 is horizontally disposed and parallel to the transfer track 1243.

In order to effectively flatten a single soft transparent glass sheet and cut and shape the flattened soft transparent glass sheet, the upper ends of the adsorption head 125 and the cut-off blade 124 form a sliding fit in the vertical direction, an avoiding spring 1245 is arranged between the upper ends of the adsorption head 125 and the cut-off blade 124, the avoiding spring 1245 is vertically arranged, and the traversing frame 122 and the cut-off blade 124 form an inserting and separating fit;

after the cylinder 177 is started, the adsorption head 125 and the cutoff blade 124 descend synchronously, the adsorption head 125 abuts against the soft transparent glass, the soft transparent glass film is flattened, then the cutoff blade 124 descends, and then the cutoff operation on the soft transparent glass can be realized, so that the forming operation on the soft transparent glass sheet is realized.

More specifically, the traverse frame 122 is arranged on a traverse unit, one side of the flat guide tube 15 is provided with a guide opening 151, the upper and lower tube walls of the flat guide tube 15 are provided with a first adsorption head 152 and a second adsorption head 153, and the traverse unit drives the traverse frame 122 and the flat guide tube 15 to approach or separate from the corresponding first adsorption head 152 and the second adsorption head 153 for starting and closing;

in the implementation, the cut soft transparent glass sheets are transferred to the openings of the turned-over non-woven fabrics in the guide flat tubes 15, the first adsorption heads 152 and the second adsorption heads 153 are far away from each other, so that the opening operation on two sides of the turned-over non-woven fabrics is implemented, and then the transverse moving frame 122 horizontally transfers the single soft transparent glass sheet to the openings of the non-woven fabrics under the action of the transverse moving unit, so that the guide operation on the soft transparent glass sheets is realized.

Preferably, in order to reliably guide and convey a single soft transparent glass sheet, the whole transverse moving frame 122 is in a slat-shaped structure, an adsorption nozzle 1211 is arranged on the transverse moving frame 122, the adsorption nozzle 1211 is communicated with an air inlet of the suction unit, an avoidance strip-shaped opening 154 is formed in the lower pipe body of the guide flat pipe 15, and the transverse moving unit is started and drives the transverse moving frame 122 to transversely move into the avoidance strip-shaped opening 154;

the suction head 125 is used for sucking a single soft transparent glass sheet on the suction head 125 after the single soft transparent glass sheet is transferred to the traversing frame 122, so that the single soft transparent glass sheet on the suction head 125 is prevented from being randomly displaced, and then the traversing unit is started, so that the single soft transparent glass sheet is horizontally transferred to the avoidance strip-shaped opening 154 and then transferred to the opening formed by folding the non-woven fabric, and finally the forming operation of the eyeshade is realized.

In order to stop the single soft transparent glass sheet led into the opening formed by folding the non-woven fabric in half, the guide opening 151 is provided with a stop rod 155, and the stop rod 155 is vertically arranged on the rack;

the material blocking rod 155 can effectively guide a single transparent glass sheet into the opening of the unfolded non-woven fabric, and limit one side of the single transparent glass sheet under the action of the material blocking rod 155, so that the guiding operation of the single soft transparent glass sheet can be implemented.

More specifically, the traverse unit includes a traverse nut 1221 provided on the traverse frame 122, the traverse nut 1221 is connected to a traverse screw 1222, one end of the traverse screw 1222 is connected to a traverse motor 1223, and the traverse screw 1222 is horizontally arranged to be perpendicular to the guide opening 151.

When the welding operation of the non-woven fabric in the guide flat tube 15 is implemented, a single soft transparent glass sheet can be enclosed in a cavity formed by welding 3 edges of the non-woven fabric, the upper tube body of the guide flat tube 15 is provided with a guide opening 156, the ultrasonic welding mechanism comprises a welding pressing ring 18, the welding pressing ring 18 moves vertically and forms vertical direction insertion and separation matching with the guide opening 156, a pressing sheet 19 is arranged in the welding pressing ring 18, and the pressing sheet 19 moves vertically and carries out the flattening operation of the non-woven fabric in the guide flat tube 15;

the welding pressing ring 18 vertically moves and extends into the guide opening 156, the welding pressing ring 18 is connected with ultrasonic welding equipment, and the ultrasonic welding equipment performs the forming operation on a single mask in the process of combining the welding pressing ring 18 with non-woven fabrics.

More specifically, in order to implement the flattening operation on the non-woven fabric and a single soft transparent glass sheet, a vertical sliding rod 191 is arranged on the pressing sheet 19, the upper end of the vertical sliding rod 191 and the upper end of the welding pressing ring 18 form a sliding fit in the vertical direction, a vertical spring 192 is sleeved on the vertical sliding rod 191, and two ends of the vertical spring 192 are respectively abutted against the pressing sheet 19 and the welding pressing ring 18;

in the vertical removal's of welding clamping ring 18 in-process, the interlock preforming 19 stretches into in the guide port 156, and at first with non-woven fabrics one side contact support and lean on, then compress vertical spring 192 to can effectively implement the operation of flattening to non-woven fabrics and single soft transparent glass piece, support with non-woven fabrics one side and lean on until welding clamping ring 18, with the implementation to the welding of non-woven fabrics, single eye-shade is gone out in final shaping.

More specifically, the pressing sheet 19 is further provided with a positioning and opening mechanism, the positioning and opening mechanism performs an opening operation on the formed non-woven fabric, the positioning and opening mechanism includes an opening cutter 181 arranged on the welding pressing ring 18, the welding pressing ring 18 is vertically and slidably arranged on a vertical rail 182 on the opening cutter 181, an opening spring 183 is arranged on the vertical rail 182, the opening spring 183 is vertically arranged, two ends of the opening spring 183 are respectively abutted against the vertical rail 182 and the welding pressing ring 18, the upper end of the vertical rail 182 is connected with an opening sliding rod 184, a rack is arranged on the opening sliding rod 184, the rack is engaged with an opening gear 185, and the opening gear 185 is connected with an opening motor 186;

after the opening motor 186 starts, the vertical removal of interlock preforming 19, and compress vertical spring 192, can effectively implement the operation of flattening to non-woven fabrics and single soft transparent glass piece, then welding clamping ring 18 vertical removal, in order to implement the welding to the non-woven fabrics, in order to form the eye-shade, further start along with opening motor 186, make opening cutter 181 support with non-woven fabrics one side and lean on, and then implement the opening shaping operation to non-woven fabrics strip one side, thereby form single mutually independent eye-shade body, foretell opening cutter 181 makes and forms the convenient eye-shade body that follow-up detection separation between the continuous strip form eye-shade, thereby can realize the automated production to the eye-shade.

In order to realize the traction and the derivation of the formed continuous strip-shaped eyeshade, a traction unit is arranged at the position of the opening of the guide flat tube 15 and used for performing traction action on one end of the non-woven fabric at one end of the guide flat tube 15, and the traction unit drives the moving direction of the non-woven fabric to be parallel to the length direction of the guide flat tube 15.

When the traction operation on one end of the strip-shaped eyeshade is implemented, the traction unit comprises a traction block 157, the traction block 157 is horizontally arranged and is provided with a through traction channel 1571 along the length direction, the non-woven fabric moves along the traction block 157, a traction clamping block 1572 is arranged on the traction block 157, the traction clamping block 1572 vertically moves and extends into the traction channel 1571 to implement the clamping operation on the non-woven fabric, and the positioning mechanism is arranged between the traction block 157 and the guide flat tube 15;

positioning mechanism can effectively implement the location to the non-woven fabrics, and along with the shaping back of eye-shade, the horizontal migration of traction block 157, and then the implementation is pull the level of eye-shade, then implements the combination of eye-shade and gauze mask one, and then realizes the welding of gauze mask and eye-shade, finally forms banding multi-functional gauze mask, then cuts the operation, finally forms the finished product.

Specifically, the traction block 157 is horizontally slidably disposed on a traction rail 1573, the traction rail 1573 is arranged in parallel with the length direction of a traction channel 1571, the traction rail 1573 is connected with a piston rod of a traction cylinder 1574, the traction cylinder 1574 is horizontally arranged and is parallel to the traction rail 1573, the traction clamp block 1572 is vertically slidably disposed on the traction block 157, a traction spring 1576 is sleeved on an end portion, extending out of the traction channel 1571, of the traction clamp block 1572, two ends of the traction spring 1576 are respectively abutted against the traction clamp block 1572 and the traction channel 1571, and an upper end of the traction clamp block 1572 is connected with a piston rod of a clamping cylinder 1575.

When positioning operation is carried out on the molded eyeshade, the positioning mechanism comprises a positioning block 31 arranged at the outlet position of the guide flat tube 15, the positioning block 31 vertically ascends and descends and carries out jacking action on the eyeshade, a flattening roller brush 32 is arranged above the positioning block 31, and the flattening roller brush 32 is horizontally arranged and carries out flattening on the eyeshade on the positioning block 31;

after the traction mechanism performs traction operation on the formed eyeshade, the eyeshade is horizontally pulled to the position above the positioning block 31, then the positioning block 31 is lifted to perform horizontal support on the eyeshade, the flattening roller brush 32 rotates, then flattening operation on the eyeshade is performed, and the forming quality of the eyeshade is ensured.

More specifically, in order to perform the eye mask flattening operation, two groups of flattening roller brushes 32 are arranged in parallel at intervals, two groups of unfolding roller brushes 32 move vertically and are close to or far away from the positioning block 31, two groups of unfolding roller brushes 32 move vertically and are far away from each other, and the rotation directions of the two groups of unfolding rollers 32 are opposite;

the two groups of unfolding brushes 32 are oppositely far away, so that the rotating directions of the two groups of unfolding brushes 32 are opposite, the flattening operation of the eyeshade can be effectively implemented, the eyeshade after being flattened is spliced with one side of the mask after being flanged on one side, the forming quality of the eyeshade and the mask can be effectively ensured, and the quality of the eyeshade and the mask after being welded and combined is ensured.

Further, the positioning block 31 is vertically and slidably arranged on the lifting frame through a sliding rod, a lifting spring 310 is sleeved on the vertical sliding rod, two ends of the lifting spring 310 are respectively abutted against the positioning block 31 and the lifting frame, a lifting roller 311 is arranged beside the positioning block 31, a wheel core of the lifting roller 311 is horizontally arranged, the lifting roller 311 is abutted against a lifting folded plate 312, the lifting folded plate 312 is horizontal in length direction, and one end of the lifting folded plate 312 is connected with a piston rod of a traction cylinder 1574;

after the pulling operation is performed on one end of the strap-shaped eyeshade, the lifting flap 312 is linked with the positioning block 31 to move downwards and compress the lifting spring 310 so as to avoid the horizontal movement of the pulling block 157, and after the pulling block 157 horizontally pulls one end of the strap-shaped eyeshade to the position above the positioning block 31, the positioning block 31 is abutted against one side of the mask under the reset force of the lifting spring 310, so that the positioning operation of the mask is further realized.

In order to carry out the flattening operation of the eyeshade on the positioning block 31, two ends of two groups of flattening roller brushes 32 are respectively and rotatably arranged on the unfolding rack 321, one end of the unfolding rack 321 is hinged to the lifting rack 322, the hinged shaft is horizontal and is arranged in parallel with the unfolding roller brushes 32, and a torsional spring is sleeved on the hinged shaft of the unfolding rack 321 and enables the unfolding rack 321 to be in a vertical state;

a jacking roller 33 is arranged beside the lower side of the positioning block 31, the wheel core of the jacking roller 33 is horizontal, the wheel frame of the jacking roller 33 is horizontally arranged on a jacking frame 331 in a sliding manner through a sliding shaft, a jacking spring 332 is sleeved at one end of the sliding shaft extending out of the jacking frame 331, two ends of the jacking spring 332 are respectively abutted against the jacking frame 331 and one end of the sliding shaft, the lifting frame 322 is connected with an unfolding rod 323, the unfolding rod 323 is engaged with an unfolding gear 324, the unfolding gear 324 is connected with an unfolding motor 325, and the unfolding rod 323 is vertically arranged and is used for linking the jacking roller 33 to abut against or separate from the lower plate surface of the positioning block 31;

the lower plate surface of the positioning block 31 is provided with an inclined surface 313, one end of the inclined surface 313 is high, the other end is low, the jacking roller 33 is abutted against the inclined surface 313, one end of the sliding shaft is provided with a jacking ball 333, the jacking ball 333 is abutted against a jacking flap 334, the jacking flap 334 is vertically arranged, and the upper end of the jacking flap is connected with the unfolding rod 323;

foretell expansion motor 325 starts the back, make expansion roller brush 32 on the elevating rack 322 support with locating piece 31 and lean on, and then make expansion frame 321 rotate around the articulated shaft, and keep away from each other, support the exhibition operation to the eye-shade on the locating piece 31 with the jack-up ball 333 and support the back, make jack-up gyro wheel 33 support with the inclined plane 313 of locating piece 31 lower face and support and lean on, thereby realize the lifting to locating piece 31, thereby realize the further support exhibition flat to the eye-shade, guarantee to be in effectual exhibition flat state when eye-shade combines with the gauze mask, and then guarantee eye-shade and gauze mask welded accuracy, guarantee the final shaping quality of multi-functional gauze mask.

In order to push one side of the mask into a flanging of the eye mask in a flattened state, an outlet of the mask forming equipment 20 is provided with a material guide frame 21, an outlet is arranged on the material guide frame 21, a mask horizontal pushing mechanism is arranged at the position of the outlet, and the mask horizontal pushing mechanism pushes the mask into the flanging on the positioning block 31 in the flattened state;

gauze mask former 20 flattens the gauze mask shaping back to be the slice to the pile up on guide frame 21, utilize flat push mechanism can effectively push the gauze mask flat to the turn-ups of locating piece 31 in, and then realize the shaping operation to multi-functional gauze mask.

More specifically, the mask horizontal pushing mechanism comprises a horizontal pushing block 22, a material receiving opening 221 is formed in the horizontal pushing block 22, an opening of the horizontal pushing opening 221 is arranged in a flattening unit, the flattening unit comprises a flattening roller 23 arranged at the position of the material receiving opening 221, and the flattening roller 23 moves along the width direction of the material receiving opening 221 and performs flattening operation on one end of a mask at one end in the material receiving opening 221;

before the flat push operation of the mask is implemented, the mask is guided out to the flat push block 22 and is guided out to the material receiving opening 221, the flattening operation of the mask in the material receiving opening 221 can be effectively implemented by utilizing the flattening rollers 23, then the flat push block 22 moves horizontally, the mask can be horizontally pushed into a flanging on one side of the eye mask in the positioning block 31, and the welding operation of the mask and the eye mask is achieved.

More specifically, one side of the flat push block 22 is provided with a flat push opening 222, two groups of the flattening rollers 23 are arranged in the flat push opening 222, two groups of the flattening rollers 23 are rotatably arranged on the flat push arm 231, the other end of the flat push arm 231 is rotatably arranged on the flat push frame 232, an articulated shaft of the flat push arm 231 is vertically arranged and sleeved with a torsional spring, the torsional spring enables the two groups of the flattening rollers 23 to be in a close state in a normal state, the flat push frame 232 is connected with a piston rod of a flat push cylinder 233, and the flat push cylinder 233 is vertically arranged;

when the flattening operation of the mask is implemented, the flat push cylinder 233 is started, so that the two groups of flattening rollers 23 descend until the two groups of flattening rollers abut against the flat push block 22, the flat push cylinder 233 is continuously started, so that the unfolding rollers 23 are far away from each other along the flat push plate 22, and the flattening operation of the mask is implemented.

More specifically, a pressing plate 24 is further arranged at the piston rod end of the horizontal pushing cylinder 233, a horizontal pushing spring 234 is arranged between the pressing plate 24 and the piston rod of the horizontal pushing cylinder 233, and two ends of the horizontal pushing spring 234 are respectively connected with the pressing plate 24 and the piston rod of the horizontal pushing cylinder 233 in an abutting manner;

before the flattening operation of the mask is implemented, the flat push cylinder 233 is started, so that the flat pressing plate 24 is firstly abutted to the flat push block 22, the flattening operation of the mask is implemented, then the flat push spring 234 is compressed, the unfolding roller 23 at the upper position is abutted to the mask, the flattening operation of the mask is implemented, and the flattening reliability of the mask is ensured.

Preferably, the flat push block 22 is rotatably arranged on the base 223, the flat push block 22 is connected with a turnover mechanism, the turnover mechanism drives the flat push block 22 to turn over for 180 degrees, the turnover mechanism is arranged on the mask flat push mechanism, and the mask flat push mechanism drives the turned flat push block 22 to horizontally move;

after the mask is flattened and straightened, the turnover mechanism is started, so that the flat push block 22 is in a 180-degree rotating state, and in the process of conducting and conveying the mask, the mask is horizontally pushed and guided to the positioning block 31 in a vibrating state, so that the mask and the flanging of the eyeshade are reliably combined, and the production quality of the multifunctional mask is ensured.

More preferably, the turnover mechanism comprises a turnover gear 224 connected with the rotating shaft of the horizontal pushing block 22, the turnover gear 224 is matched with a turnover rack 225, the mask horizontal pushing mechanism comprises a horizontal pushing cylinder 226 connected with a base 223, and the piston rod of the horizontal pushing cylinder 226 is horizontal;

when implementing horizontal migration to horizontal pushing block 22, horizontal pushing cylinder 226 starts for upset gear 224 meshes with upset rack 225, and then realizes the upset to horizontal pushing block 221, makes the 180 upset of gauze mask realization, thereby in horizontal pushing the eyeshade turn-ups to locating piece 31, finally realizes the combination to gauze mask and eyeshade.

More specifically, for realizing the spacing connection between flat push block 22 and the base 223, spacing torsional spring is established to the cover in the pivot that flat push block 22 and base 223 are connected, the both ends of spacing torsional spring support with flat push block 22 and articulated shaft respectively and lean on, spacing torsional spring makes the flat push opening 222 one side opening directional level of flat push block 22.

Preferably, in order to realize the turning operation of the two sides of the flanging of the eyeshade on the positioning block 31, the turning mechanism comprises an upper turning plate 34 and a lower turning plate 35 which are arranged at the side of the positioning block 31, the upper turning plate 34 and the lower turning plate 35 are abutted against or separated from the upper side and the lower side of the opening of the non-woven fabric at one side of the positioning block 31, the upper turning plate 34 and the lower turning plate 35 are respectively provided with an adsorption nozzle, and the adsorption nozzles are communicated with the air inlet of the suction unit;

the up-down turning-up plates 34 and 35 are moved up and down to start the pumping unit, so that the turning-up operation of the eye mask can be effectively realized, the combination of the turning-up edge of the eye mask and the turning-up edge of the mask is further ensured, the reliability of the combination of the mask and the eye mask is ensured, and the quality of the finished products in the later period is ensured.

Specifically, upper and lower separation pieces 341 and 351 are provided between the upper and lower flipping plates 34 and 35, the upper and lower separation pieces 341 and 351 are arranged along the length direction of the positioning block 31, and the upper separation piece 341 moves in synchronization with the upper flipping plate 34 and the lower separation piece 351 moves in the same direction as the lower flipping plate 35.

In order to ensure that when the eye shield side flanging is effectively turned, the upper turning plate 34 and the lower turning plate 35 are respectively and rotatably arranged on the turning frame, the hinge shafts of the upper turning plate 34 and the lower turning plate 35 are horizontally arranged, one end of the upper turning plate 34 and one end of the lower turning plate 35 are respectively provided with a first roller 342 and a second roller 352, the first roller 342 and the second roller 352 are respectively abutted against the turning folded plate 36, the turning folded plate 36 is horizontally arranged, one end of the turning folded plate is connected with a piston rod of a turning cylinder 361, and the piston rod of the turning cylinder 361 is horizontally arranged;

the turning cylinder 361 is started, so that the turning folded plate 36 is linked with the upper and lower turning plates 34 and 35 to rotate around the hinge shaft, the turning operation of the flanges at two sides of the eye shield is realized, the flanges at two sides of the eye shield are guided into the upper and lower separating sheets 341 and 351 and the turning clamping openings formed by the upper and lower turning plates 34 and 35 under the action of the traction mechanism, the opening operation of the flanges at two sides of the eye shield can be effectively realized, then the horizontal pushing block 22 is started, the mask is guided into the opening at one side of the mask, the combination of the mask and the eye shield is realized, and finally, the multifunctional mask piece is formed.

As the most important part for ensuring the mask forming quality, the mask and the eyeshade are aligned, the aligning mechanism comprises a photoelectric sensor 37 arranged above a positioning block 31, the signal acquisition end of the photoelectric sensor 37 is vertically arranged, the photoelectric sensor 37 is used for acquiring the distance between adjacent openings on the non-woven fabric, aligning traction rollers 38 are further arranged beside the positioning block 31, two groups of aligning traction rollers 38 are arranged on the traveling path of the non-woven fabric, and the two groups of aligning rollers 38 are respectively arranged at two sides of the positioning block 31;

along with the removal in-process of eye-shade strip, photoelectric sensor 37 is vertical, can effectively detect the open position on the non-woven fabrics sack, when the open position is not, through starting pull roll 38 and implement the traction to the non-woven fabrics, after detecting the open position, can think that the position of eye-shade has been confirmed to with the position determination of gauze mask, ensure the effective parallel and level of both sides position, finally ensure the quality of product.

More specifically, in order to realize the traction of the non-woven fabric of the eye mask, the two aligning traction rollers 38 are disposed at the upper and lower sides of the positioning block 31, the two aligning traction rollers 38 are disposed at the upper and lower sides of the non-woven fabric, and the two aligning traction rollers 38 are respectively close to or far away from the upper and lower sides of the non-woven fabric.

Further, the alignment traction roller 38 is rotatably disposed on the alignment cantilever 381, one end of the alignment cantilever 381 is disposed on the lifting cantilever 382 through a hinge shaft, a reset torsion spring is disposed on the hinge shaft of the alignment cantilever 381, the reset torsion spring enables the alignment cantilever 381 to be in a vertical state, one end of the alignment traction roller 38 is connected to a driving motor, and the driving motor drives the alignment traction roller 38 to rotate.

When the mask and eyeshade welding operation is carried out, the welding mechanism comprises a welding head 39 arranged above a positioning block 31, the welding head 38 moves vertically and is close to or far away from the positioning block 31, a cutting blade 384 is arranged around the welding head 38, and the cutting blade 384 is used for carrying out the mask cutting operation after welding;

the welding head 39 is vertically arranged at the upper end of the cutting blade 384 in a sliding mode through a sliding shaft, a cutting spring 382 is sleeved on the sliding shaft, two ends of the cutting spring 382 are respectively abutted to the upper end of the welding head 39 and the upper end of the cutting blade 381, the upper end of the cutting blade 384 is connected with a piston rod of a cutting cylinder 383, and the piston rod of the cutting cylinder 383 is vertically arranged;

when the mask and mask welding operation is performed, the welding head 39 first approaches the positioning block 31, and the segment spring 382 is compressed along with the movement of the segment cylinder 383, so that the segment blade 384 performs the mask and mask cutting operation, thereby completing the mask and mask production.

A production method of a multifunctional mask comprises the following steps:

firstly, placing a non-woven fabric roll on a first feeding roller 11 of an eye mask forming device 10, starting a folding mechanism of the eye mask forming device 10, and performing centering folding on the non-woven fabric;

secondly, placing the soft transparent glass film roll on a second feeding roller 12 of the eye mask forming device 10, and starting a cutting unit to cut the soft transparent glass film into single soft transparent glass sheets and guide the single soft transparent glass sheets out of an opening of non-woven fabric in a folding mechanism;

thirdly, starting an ultrasonic welding mechanism, and carrying out welding operation on three edges of the non-woven fabric where the edges of the single soft transparent glass sheet are located to form a strip-shaped continuous eye patch;

fourthly, starting a traction mechanism to enable the molded eyeshade to be drawn to a position above a positioning block 31 of the positioning mechanism so as to position the eyeshade;

fifthly, starting the mask forming device 20, and horizontally guiding the single mask to a flat push block 22 of the mask forming device 20 in a flat state;

sixthly, starting an alignment mechanism to align one side of the eyeshade with the forehead side of the mask;

seventhly, starting the turning-up mechanism to turn up the turned-up edge on one side of the eyeshade;

eighthly, starting a mask horizontal pushing mechanism to push the mask into the eye patch flanging on the positioning block 31;

ninth, starting a welding mechanism to perform welding operation on a flanging at the joint position of the mask and the eyeshade;

tenth, a tractor is arranged on one side of the positioning block 31, the welded continuous strip-shaped multifunctional mask is pulled to bandage welding equipment, bandage welding operation on the multifunctional mask is conducted, and after welding is completed, the mask is cut off by a cutting mechanism, so that a single multifunctional mask is formed.

Claims (10)

1. A mask shaping positioning mechanism which characterized in that: including eye shade former (10), the exit position of eye shade former (10) is provided with positioning mechanism, positioning mechanism is used for implementing the flattening to the eye shade, the export of eye shade former (10) is provided with guide flat pipe (15), positioning mechanism is including locating piece (31) that set up guide flat pipe (15) exit position at the exit position of eye shade former (10), locating piece (31) vertical lift just implements the jack-up action to the eye shade, the top of locating piece (31) is provided with flattening roller brush (32), flattening roller brush (32) horizontal arrangement just implements the flattening to the eye shade on locating piece (31).

2. The mask forming and positioning mechanism according to claim 1, wherein: flattening roller brush (32) parallel interval is provided with two sets ofly, and two sets of roll brushes that expand (32) vertical movement just are close to or keep away from with locating piece (31), just keep away from each other when two sets of roll brushes that expand (32) vertical movement, the rotation opposite direction of two sets of brush that expand (32).

3. The mask forming and positioning mechanism according to claim 2, wherein: locating piece (31) set up on the lift frame through the vertical slip of slide bar, the cover is equipped with lift spring (310) on the vertical slide bar, the both ends of lift spring (310) support with locating piece (31) and lift frame respectively and lean on, locating piece (31) side is provided with lift gyro wheel (311), lift gyro wheel (311) wheel core level is arranged, lift gyro wheel (311) support with lift folded plate (312) and lean on, lift folded plate (312) length direction level and one end are connected with the piston rod of traction cylinder (1574).

4. The mask forming and positioning mechanism according to claim 3, wherein: the both ends of two sets of flattening roller brushes (32) are respectively the rotary type setting on expansion frame (321), the articulated setting of one end that expandes frame (321) is on elevating system frame (322), the articulated shaft level that expandes frame (321) and with expansion roller brush (32) parallel arrangement, the cover is equipped with the torsional spring on the articulated shaft of expansion frame (321), the torsional spring makes expansion frame (321) present vertical state.

5. The mask forming and positioning mechanism according to claim 4, wherein: the below side of locating piece (31) is provided with jack-up gyro wheel (33), the wheel core level of jack-up gyro wheel (33), the wheel carrier of jack-up gyro wheel (33) sets up on jack-up frame (331) through sliding shaft horizontal slip, the pot head that the sliding shaft stretches out jack-up frame (331) is equipped with jack-up spring (332), the both ends of jack-up spring (332) lean on with the one end of jack-up frame (331) and sliding shaft respectively, lift frame (322) are connected with expansion pole (323), expansion pole (323) and expansion gear (324) meshing, expansion gear (324) are connected with expansion motor (325), the vertical arrangement of expansion pole (323) and the lower plate face of interlock jack-up gyro wheel (33) and locating piece (31) lean on or separate.

6. The mask forming and positioning mechanism according to claim 5, wherein: the lower plate surface of the positioning block (31) is provided with an inclined surface (313), one end of the inclined surface (313) is high, the other end of the inclined surface is low, the jacking roller (33) is abutted against the inclined surface (313), one end of the sliding shaft is provided with a jacking ball (333), the jacking ball (333) is abutted against a jacking folded plate (334), the jacking folded plate (334) is vertically arranged, and the upper end of the jacking folded plate is connected with a piston rod of the unfolding rod (323).

7. The mask forming and positioning mechanism according to claim 1, wherein: eye-shade former (10) are including the first, second feed roller (11, 12) of horizontal arrangement, the export of first feed roller (11) is used for deriving the non-woven fabrics area, the export of second feed roller (12) is used for deriving soft transparent glass membrane, the export of first feed roller (11) is provided with folding mechanism, folding mechanism is used for implementing the folding to the non-woven fabrics, the soft transparent glass membrane that the export of second feed roller (12) was derived turns over a position between the chamber to the non-woven fabrics, folding mechanism side is provided with ultrasonic welding mechanism, ultrasonic welding mechanism is used for implementing the welding operation to non-woven fabrics opening edge.

8. The mask forming and positioning mechanism according to claim 7, wherein: a material guide sliding plate (13) is arranged at an outlet of the first feeding roller (11), the material guide sliding plate (13) is used for turning over the non-woven fabric close to the middle position, a cutting unit is arranged at an outlet of the second feeding roller (12), the cutting unit is used for cutting the soft transparent glass film into single soft transparent glass sheets, a pushing unit is further arranged at an outlet of the second feeding roller (12), and the pushing unit is used for transferring the single soft transparent glass sheets into turning openings of the non-woven fabric; the material guide sliding plate (13) is horizontally arranged, a guide groove plate (14) is arranged on the outer side of the material guide sliding plate (13), an opening through which the non-woven fabric passes is formed between the guide groove plate (14) and the material guide sliding plate (13), a strip-shaped opening (141) is arranged on one side of the guide groove plate (14), the strip-shaped opening (141) is arranged along the length direction of the guide groove plate (14), a traction unit is arranged in the strip-shaped opening (141), and the traction unit is used for performing traction on the non-woven fabric so that the non-woven fabric reversely moves along the length of the opening; an end clamping mechanism is arranged at one end of the guide groove plate (14) and is used for clamping one end of the non-woven fabric extending out of the guide groove plate (14), and when the end clamping mechanism clamps one end of the non-woven fabric extending out of the guide groove plate (14), the traction unit is started and the non-woven fabric moves along the length direction of the opening; the length direction level of guide flat pipe (15) and the width direction level of lumen arrange, tip clamping mechanism sets up the mouth of pipe position at guide flat pipe (15).

9. The mask forming and positioning mechanism according to claim 8, wherein: the ultrasonic welding device is characterized in that a guide opening (156) is formed in the upper tube body of the guide flat tube (15), the ultrasonic welding mechanism comprises a welding pressing ring (18), the welding pressing ring (18) moves vertically and is in inserting connection and far away matching with the guide opening (156) in the vertical direction, a pressing sheet (19) is arranged in the welding pressing ring (18), and the pressing sheet (19) moves vertically and performs flattening operation on non-woven fabrics in the guide flat tube (15); a vertical sliding rod (191) is arranged on the pressing sheet (19), the upper end of the vertical sliding rod (191) and the upper end of the welding pressing ring (18) form a sliding fit in the vertical direction, a vertical spring (192) is sleeved on the vertical sliding rod (191), and two ends of the vertical spring (192) are respectively abutted against the pressing sheet (19) and the welding pressing ring (18); still be provided with location shedding mechanism on preforming (19), location shedding mechanism carries out to open the mouth to the non-woven fabrics after the shaping and operates, location shedding mechanism is including setting up opening cutter (181) on welding clamping ring (18), welding clamping ring (18) vertical slip sets up on vertical track (182) on opening cutter (181), be provided with opening spring (183) on vertical track (182), opening spring (183) vertical arrangement and both ends lean on with vertical track (182) and welding clamping ring (18) respectively, the upper end and the piston rod of opening slide bar (184) of vertical track (182) are connected, opening slide bar (184) vertical arrangement and be provided with the rack, the rack meshes with opening gear (185), opening gear (185) are connected with opening motor (186).

10. The mask forming and positioning mechanism according to claim 9, wherein: a traction unit is arranged at the position of a pipe orifice of the guide flat pipe (15), the traction unit is used for performing traction action on one end of the non-woven fabric at one end of the guide flat pipe (15), and the traction unit drives the moving direction of the non-woven fabric to be parallel to the length direction of the guide flat pipe (15);

the drawing unit comprises a drawing block (157), the drawing block (157) is horizontally arranged, a penetrating drawing channel (1571) is arranged along the length direction, the non-woven fabric moves along the drawing block (157), a drawing clamping block (1572) is arranged on the drawing block (157), the drawing clamping block (1572) vertically moves and extends into the drawing channel (1571) to clamp the non-woven fabric, and the positioning mechanism is arranged between the drawing block (157) and the guide flat pipe (15);

the traction block (157) is horizontally slidably arranged on a traction track (1573), the traction track (1573) and a traction channel (1571) are arranged in parallel in the length direction, the traction track (1573) is connected with a piston rod of a traction cylinder (1574), the traction cylinder (1574) is horizontally arranged and is parallel to the traction track (1573), the traction clamp block (1572) is vertically slidably arranged on the traction block (157), a traction spring (1576) is sleeved at the end part of the traction clamp block (1572) extending out of the traction channel (1571), two ends of the traction spring (1576) are respectively abutted against the traction clamp block (1572) and the traction channel (1571), and the upper end of the traction clamp block (1572) is connected with a piston rod of a clamping cylinder (1575).

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