CN111543722B

CN111543722B - Mask production machine with self-cleaning function

Info

Publication number: CN111543722B
Application number: CN202010444910.4A
Authority: CN
Inventors: 曾帅; 高红秀; 张开洋
Original assignee: Xiantao Yinhong Protective Equipment Co ltd
Current assignee: Xiantao Yinhong Protective Equipment Co ltd
Priority date: 2020-05-23
Filing date: 2020-05-23
Publication date: 2022-03-22
Anticipated expiration: 2040-05-23
Also published as: CN111543722A

Abstract

The invention relates to a mask production machine with a self-cleaning function, which comprises an ear belt welding machine main body, wherein the ear belt welding machine main body comprises a welding part, two cutting pieces and a case, the cutting pieces comprise upright posts fixedly connected with the case, cylinder and cutting knife, the both ends of cutting knife articulate respectively in stand and cylinder, the one end that the cutting knife was kept away from to the cylinder articulates in the stand, still include clearance mechanism, clearance mechanism is including the material piece of going into, storage box and air exhaust piece, the material piece of going into is including material piece and conveying pipeline, the pan feeding mouth has been seted up to the material piece, the pan feeding mouth is hourglass shape along the cross-section of the length direction that bordures, the both ends of conveying pipeline communicate respectively in the pan feeding end of pan feeding mouth and storage box, the end of bleeding of air exhaust piece communicates in storage box, be provided with the containing part between storage box pan feeding end and the end of giving vent to anger, two cutting sword of stand one end fixedly connected with are kept away from to the cutting knife, two cutting sword can butt respectively in pan feeding mouth open-ended both sides lateral wall. The invention can clean the scraps generated by the edge covering of the cutting mask.

Description

Mask production machine with self-cleaning function

Technical Field

The invention relates to the technical field of mask production equipment, in particular to a mask production machine with a self-cleaning function.

Background

The medical mask is a textile for medical protection, is mainly made by compounding one or more layers of non-woven fabrics, mainly comprises the production processes of melt-blowing, spun-bonding, hot air or needling and the like, has the effects of resisting liquid, filtering particles, bacteria and the like, and is mainly used for protecting medical staff and related workers against respiratory infectious diseases transmitted through air. The equipment for producing the medical mask mainly comprises a body machine and an ear band welding machine, wherein the ear band welding machine mainly comprises an ultrasonic inner ear band mask machine, an ultrasonic outer ear band mask machine, an ultrasonic bandage type mask machine and the like.

When the existing mask is produced, a plurality of processes such as a nose bridge line feeding, an ear band feeding, folding, forming and welding, finished product cutting and the like are needed. Different devices are required to be used in different procedures, for example, an ear belt spot welding machine is required to be used when the ear belt is put on; a mask fusing and cutting machine is needed when the finished product is fused and cut off. Need adopt the strake to do the processing of borduring to two ear belt place borders after the ear area welds in gauze mask body, for example the model is TX-1206's gauze mask machine, still need adopt cutting device to do the cutting to the strake after the processing of borduring is accomplished, but because there is certain interval between the adjacent gauze mask body during production, need cut off unnecessary strake between the adjacent gauze mask body interval when the cutting is bordured wholly to make the whole border of gauze mask level and smooth.

The above prior art solutions have the following drawbacks: and when in actual use, the gauze mask is bordured continuously and is cut, can produce a large amount of piece and the dust of borduring, simultaneously because cutting speed is fast and the cutting space is narrow and small, piece and dust are difficult to in time clear up, thereby make the workshop have the problem that the piece is accumulated, easy raise dust production cleanliness is lower, both influence the gauze mask quality and also do not benefit to staff's health.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a mask production machine with a self-cleaning function, which can clean up scraps generated after the mask edge covering is cut.

The above object of the present invention is achieved by the following technical solutions:

a mask production machine with a self-cleaning function comprises a main body of an ear belt welding machine, wherein the main body of the ear belt welding machine comprises a welding part for welding an ear belt on a mask, two cutting parts for respectively cutting edges on two sides of the mask and a machine box for supporting and installing the two parts, the cutting parts comprise a stand column, a cylinder and a cutting knife which are fixedly connected to the upper end of the machine box, two ends of the cutting knife are respectively hinged to telescopic ends of the stand column and the cylinder, one end, away from the cutting knife, of the cylinder is hinged to the upper part of the stand column, the machine box further comprises a cleaning mechanism arranged below the cutting knife, the cleaning mechanism comprises a feeding part, a storage box and an air pumping part arranged below the cutting knife, the feeding part comprises a feeding block and a conveying pipe which are positioned below the cutting knife, a feeding opening is formed in the shape of a hourglass along the cross section of the length direction of the edges, the both ends of conveying pipeline communicate respectively in the pan feeding end of pan feeding mouth and storage box, the end of bleeding of piece of bleeding communicates in the end of giving vent to anger of storage box, be provided with between storage box pan feeding end and the end of giving vent to anger and be used for accomodating clastic storage part, the cutting knife is kept away from two cutting sword of stand one end fixedly connected with, two the cutting sword can butt respectively in pan feeding mouth open-ended both sides slope lateral wall.

By adopting the technical scheme, when in use, after the ear band welding and the edge covering are carried out on the ear band and the like of the mask by the welding part, the mask can be transmitted to the cutting part, at the moment, the cutting knife can rotate towards the edge covering of the gap between adjacent masks and cut by the stretching of the air cylinder, the two cutting edges are abutted against the two inclined side walls of the opening of the material inlet so as to cut the edge covering of the mask, meanwhile, the two cutting edges are arranged, the edge covering of the gap between adjacent masks can be cut at one time, the air exhaust part can form negative pressure in the storage box by extracting air in the storage box, then, the cut edge covering scraps are sucked into the storage box through the material inlet and are contained in the containing part under the action of the negative pressure by the material conveying pipe and the material inlet, so as to be used for subsequent treatment, meanwhile, the section of the material inlet along the length direction of the edge covering is hourglass-shaped, so that the material inlet can carry out the negative pressure suction and contain the edge covering scraps, the scraps of borduring just are located the pan feeding mouth after the cutting, reduce the probability that the scraps of borduring fly out when cutting, can be convenient for make the scraps of borduring be absorbed in the conveying pipeline simultaneously to can effectively reduce the probability that the scraps of borduring get into by the card when going into pan feeding mouth under shed border, with optimization result of use.

The present invention in a preferred example may be further configured to: the material feeding device is characterized in that a buffer piece used for buffering a material feeding piece is arranged between the material feeding piece and the case, the buffer piece comprises a plurality of guide rods fixedly connected to the outer wall of the bottom of the material feeding piece and buffer springs sleeved on the guide rods, a material conveying corrugated pipe is arranged between the material feeding piece and the material conveying pipe, and two ends of the material conveying corrugated pipe are respectively communicated with the lower end edge of the material feeding port and the material feeding end of the material conveying pipe.

By adopting the technical scheme, as the cutting knife is abutted against the inclined opening side wall of the feeding opening to cut the mask edge covering, a certain impact force is generated between the cutting edge and the feeding block, so that the edge rolling of the cutting edge is generated, the cutting effect of the edge covering is reduced, a buffer piece used for buffering the feeding block is arranged between the feeding piece and the case so as to reduce the possibility of the edge rolling of the cutting edge, when the cutting edge is abutted against the side wall of the feeding port under the action of the buffer spring, the feeding block can slide along the guide rod by the axial extension of the buffer spring along the guide rod, the damage to the cutting edge caused by impact is reduced, and the probability of the cutting edge rolling is reduced, meanwhile, the feeding block can slide along the axial direction of the guide rod through the extension of the conveying corrugated pipe, so that the conveying of edge covering scraps cannot be influenced, and the using effect is optimized.

The present invention in a preferred example may be further configured to: the guide rods are sleeved with corrugated pipes, and two ends of each corrugated pipe are fixedly connected to the material inlet block and the chassis respectively.

Through adopting above-mentioned technical scheme, do the isolation to a plurality of guide bars, reduce the piece of borduring that the outside part is not absorbed and get into the clearance to guide bar and buffer spring, influence the later stage to remaining the clearance of the piece of borduring to optimize the result of use.

The present invention in a preferred example may be further configured to: the storage piece comprises a storage frame and a storage net used for storing scraps of covered edges, the edge of the storage net is fixedly connected to the storage frame, the storage frame is inserted into the storage box through an opening formed in the storage box, the outer edge of the storage frame is attached to the inner wall of the storage box, and the storage frame is perpendicular to the transmission direction of air flow.

Through adopting above-mentioned technical scheme, when using, the piece of borduring enters into to the storage box through the conveying pipeline under the effect of negative pressure in, accomodates the net and connects in the storage box through accomodating the frame to the piece of borduring that will inhale under the negative pressure effect is accomodate the net and is accomodate, when needs are to the piece of borduring of accomodating in the net doing the clearance, only need make the relative storage box of opening that accomodates the frame through the storage box break away from, can do the clearance to the piece of borduring of accomodating in the net.

The present invention in a preferred example may be further configured to: encircle it does sealed sealing strip one to between its and the storage box inner wall to accomodate frame limit fixedly connected with of frame, the shaping has the cavity in the sealing strip one, the sealing strip one is encircleed and is accomodate the three frame limit setting that the frame is located the storage box, the inner wall of storage box set up with accomodate the groove of accomodating of frame parallel and level, sealing strip partly card can be located and accomodate the inslot, and the below fixedly connected with of accomodating the groove is used for being the support arch of support to accomodating the frame.

Through adopting above-mentioned technical scheme, sealing strip one can be sealed to being done between the inner wall of accomodating frame and storage box, reduces the piece of borduring and locates the possibility in the clearance between accomodating frame and the storage box because of the negative pressure card, can make sealing strip one can be relatively better laminate in the cell wall of accomodating the groove through seting up the cavity in sealing strip one simultaneously to further optimize the effect of blockking to borduring, in order to optimize the result of use.

The present invention in a preferred example may be further configured to: the side plate of the baffle towards one side of the storage box is provided with a second sealing strip used for sealing the opening edge of the storage box and the storage box.

By adopting the technical scheme, when the baffle and the second sealing strip can enable the storage frame to be inserted into the storage box through the opening of the storage box and be stored in the storage box for the scraps of the edge cover, the opening of the opposite storage box and the gap between the storage box are sealed, so that the use is reduced, the probability of the occurrence of the condition that air flows from the gap between the storage piece and the opening edge of the storage box due to the negative pressure in the storage box is reduced, the influence on the negative pressure in the storage box is reduced, the influence caused by the gap air leakage between the storage box and the opening of the storage box is not needed to be additionally balanced when the pressure of certain negative pressure is needed in the storage box, the energy consumed by the air pumping piece can be reduced to a certain extent, and the use effect is optimized.

The present invention in a preferred example may be further configured to: the baffle is provided with a plurality of locking pieces of doing the locking to the baffle towards storage box one side, the locking piece includes a plurality of locking buckles, locking screw rod and threaded connection in the locking pipe of locking screw rod, and a plurality of locking buckles are around the setting of locking pipe, the locking buckle is the center setting that L form and its horizontal part deviate from the locking pipe, locking buckle towards locking pipe center one side fixedly connected with stirring board, stir the central axis of board towards the locking pipe and extend towards the locking pipe, stir the board and insert and locate the locking pipe.

By adopting the technical scheme, the locking piece can ensure that the baffle can be relatively and tightly attached to the second sealing strip when in use, when the baffle plate is locked, the baffle plate can be locked by a plurality of locking buckles which are arranged in the locking holes of the baffle plate in a penetrating way, the horizontal part of the L of each locking buckle is buckled on the edge of the opening of one side of each locking hole, which is far away from the machine case, so as to lock the baffle plate, meanwhile, when the baffle is required to be separated relative to the case so as to separate the containing piece relative to the storage box, the plurality of locking pipes are required to be sequentially rotated to move towards the storage box, so that the poking plate bends towards the central axis of the locking screw rod, thereby pulling the locking buckle to move towards the central axis of the locking screw rod, so that the horizontal part of the L of the locking buckle is separated from the edge of the locking hole, the locking effect on the baffle is released, then the containing frame can be separated from the storage box so as to be used for cleaning edge covering scraps in the containing net.

The present invention in a preferred example may be further configured to: the exhaust end accessible pipeline of piece of bleeding communicates in ventilation system or outdoor, be provided with between storage box and the piece of bleeding and be used for filterable filtration piece, filter including setting up filter tube, a plurality of filter screen and a plurality of active carbon fiber tube of arranging along the air current direction between piece of bleeding and storage box, the both ends of filter tube communicate respectively in the income gas end of the piece of bleeding and storage box's the end of giving vent to anger, and are a plurality of the central axis of filter screen perpendicular to filter tube is a plurality of active carbon fiber tube fixed connection is in the filter tube, the active carbon fiber tube is heliciform structure and its axial extension along the filter tube.

Through adopting above-mentioned technical scheme, because the piece of bleeding can extract and exhaust air, can produce certain influence to the production site air current, can pass through pipe connection in ventilation system or discharge to outdoor with the exhaust end of piece of bleeding this moment, because gauze mask workshop is dust-free workshop, only need when with gas outgoing with the probably existing piece of borduring of exhaust gas filter can, when using, the filter screen can block the piece of borduring of the part that scatters because of the piece of borduring of clearance in the piece of accomodating, and can be through the activated carbon fiber pipe to exhaust gas in, the part peculiar smell that the gauze mask just hot melt produced absorbs, with the air quality of optimizing exhaust gas, make the result of use better relatively.

The present invention in a preferred example may be further configured to: the storage box is a transparent box, and the accommodating piece is provided with a detection piece for detecting the flow velocity of air flow in the storage box towards one side of the air pumping piece.

Through adopting above-mentioned technical scheme, because clearance mechanism need form the negative pressure in feeding spare and storage box, in order to absorb the piece of borduring, if the piece too much can lead to the negative pressure in the storage box of borduring of accomodating the net not enough and produce relatively great load pressure to the piece of bleeding, the storage box sets up to transparent can observe the clastic quantity of borduring in the collection net at any time, in order to clear up in time, detect the pressure of storage box internal gas pressure through detecting the piece simultaneously, can be when the pressure of negative pressure is less than certain numerical value in the storage box, in time, the clastic clearance of borduring, reduce the dependence to observing the experience, make the result of use better relatively.

In summary, the invention includes at least one of the following beneficial technical effects:

1. when the mask is used, after the ear belts of the mask are welded and covered by the welding part, the mask can be transmitted to a cutting part, the cutting knife rotates towards the covered edge of the gap between adjacent masks and cuts the edge of the adjacent masks through the expansion and contraction of the air cylinder, the two cutting edges abut against the two inclined side walls of the opening of the material inlet to cut the covered edge of the mask, meanwhile, the two cutting edges are arranged, the covered edge of the gap between adjacent masks can be cut at one time, the air pumping part can enable the material storage box to form negative pressure through pumping air in the material storage box, then, cut covered edge scraps are sucked into the material storage box through the material inlet and are stored in the material storage box under the action of the negative pressure through the material conveying pipe and the material inlet so as to be used for subsequent treatment, meanwhile, the cross section of the material inlet along the length direction of the covered edge is hourglass-shaped, so that the material inlet can enable the material inlet to perform negative pressure suction and storage on the fragments, the edge-covering scraps are positioned in the feeding port after being cut, so that the flying-out probability of the edge-covering scraps during cutting is reduced, the edge-covering scraps can be conveniently absorbed into the conveying pipe, the clamping probability of the edge-covering scraps entering the edge of the lower opening of the feeding port can be effectively reduced, and the using effect is optimized;

2. because during the cutting, it does the cutting to bordure the gauze mask in pan feeding mouth slope opening lateral wall through the cutting knife butt, can make and produce certain impact force between cutting sword and the pan feeding piece, make the cutting sword can make when taking place the sword and reduce to the cutting effect of borduring, set up the bolster that is used for doing the buffering to the pan feeding piece between pan feeding piece and quick-witted case, in order to reduce the possibility that the sword takes place the sword, make cutting sword butt when the lateral wall of pan feeding mouth under buffer spring's effect, can make the income material piece can follow the guide bar and slide along the axial of guide bar through buffer spring, reduce the damage that the striking produced to the cutting sword, in order to reduce the probability that the sword takes place the sword, simultaneously can make the income material piece can not influence the transmission of borduring guide bar axial sliding through the flexible of defeated material bellows, in order to optimize the result of use.

Drawings

Fig. 1 is a schematic view of a prior art structure.

Fig. 2 is a schematic structural diagram of the present embodiment.

Fig. 3 is a partial structural schematic diagram of the first embodiment, which is mainly used for showing the structure of the cleaning mechanism and the cutting element.

Fig. 4 is an exploded view of a portion of the features of the present embodiment, which is mainly used to show the structure of the cleaning mechanism.

Fig. 5 is an enlarged schematic view of a portion a in fig. 4, which is mainly used for showing the structure of the receiving member.

Fig. 6 is a second partial schematic structural diagram of the present embodiment, which is mainly used for showing the structure of the locking member.

In the figure, 1, a main body of an ear belt welding machine; 11. welding the part; 12. cutting the piece; 121. a column; 122. a cylinder; 123. a cutting knife; 1231. a cutting edge; 13. a chassis; 2. a cleaning mechanism; 21. feeding a material part; 211. feeding a material block; 212. a delivery pipe; 213. a feeding port; 214. a material conveying corrugated pipe; 22. a storage box; 23. an air extraction member; 24. a receiving member; 241. a storage frame; 242. a storage net; 243. a first sealing strip; 244. a baffle plate; 245. a second sealing strip; 25. a buffer member; 251. a guide rod; 252. a buffer spring; 253. a bellows; 26. a locking member; 261. locking buckles; 262. locking the screw rod; 263. a locking tube; 264. a poking plate; 27. a filter member; 271. a filter tube; 272. a filter screen; 273. an activated carbon fiber tube; 274. a filter frame; 28. and (4) a detection piece.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2 and 3, the mask producing machine with the self-cleaning function disclosed by the invention comprises an ear band welding machine main body 1 and a cleaning mechanism 2 for cleaning chips generated after the edges of the mask are cut, wherein the ear band welding machine main body 1 comprises a welding part 11 for welding the ear band of the mask, two cutting pieces 12 for respectively cutting the edges of the two sides of the mask and a case 13 for supporting and installing the two cutting pieces. Wherein, be provided with the transmission part that is used for doing the transmission to the gauze mask between two cutting pieces 12, welding part 11 and cutting piece 12 are arranged along gauze mask transmission direction one side.

The cutting member 12 comprises a vertical column 121, an air cylinder 122 and a cutting knife 123, wherein the vertical column 121 and the air cylinder 122 are fixedly connected to the upper end surface of the chassis 13, the cutting knife 123 is used for edge covering and cutting the opening cover, two ends of the cutting knife 123 are respectively hinged to the lower end of the vertical column 121 and the telescopic end of the air cylinder 122, one end, far away from the cutting knife 123, of the air cylinder 122 is hinged to a fixing block fixed on the vertical column 121, and one end, far away from the cutting knife 123, of the air cylinder 122 is hinged to the vertical column 121.

Referring to fig. 3 and 4, the cleaning mechanism 2 includes two feeding members 21 respectively disposed below the two cutting blades 123, a storage box 22 for storing the chips, and an air suction member 23 for making the storage box 22 in a negative pressure state. The feeding part 21 comprises a feeding block 211 fixedly connected to the upper end face of the case 13 and a conveying pipe 212 used for conveying the wrapping scraps, the two feeding blocks 211 are respectively located under the cutting edges of the two cutting knives 123, the feeding block 211 is provided with a feeding port 213 which vertically penetrates through the feeding block, the section of the feeding port 213 in the wrapping length direction along the edge cover is hourglass-shaped, namely the feeding port 213 is gradually opened and extended towards the middle part of the side wall of the two ends of the wrapping length along the edge cover and along the edge of the upper opening and the lower opening. One end of the cutting knife 123 far away from the upright post 121 is integrally formed with two parallel cutting edges 1231, so that one end of the cutting knife 123 far away from the upright post 121 is U-shaped, the cutting edge of the cutting edge 1231 faces the feeding port 213, and the two cutting edges 1231 can abut against two inclined side walls at the opening of the feeding port 213 respectively. Wherein, the plane perpendicular to gauze mask bound length direction in cutting knife 123 place, cutting edge 1231 vertical cross-section is right trapezoid, and two cutting edge 1231 cross-section right trapezoid's long limit is the setting of leaving mutually to when making the cutting, can optimize the cutting effect of borduring to the gauze mask, reduce because of the cutting thoroughly make the piece splash the probability to other places, storage box 22 with bleed 23 and set up in quick-witted case 13.

Referring to fig. 4 and 5, one end of the feeding pipe 212 is connected to and fixed to the lower opening edge of the feeding port 213, and the other end of the feeding pipe 212 penetrates into the casing 13 and is connected to and fixed to the feeding end of the storage box 22. The air exhaust end of the air exhaust piece 23 is fixed and communicated with the air outlet end of the storage box 22. Wherein, the piece 23 of bleeding can select to use axial fan or air exhaust fan, is provided with between the pan feeding end of storage box 22 and the end of giving vent to anger to be used for accomodating the clastic storage piece 24 of borduring, and two conveying pipeline 212 all communicate in same storage box 22.

When the mask is used, after the ear band welding and edge covering are carried out on the ear band and the like of the mask by the welding part 11, the mask is conveyed to the cutting part 12, at the moment, the cutting knife 123 rotates towards the edge covering of the gap between adjacent masks and cuts the edge covering by the stretching of the air cylinder 122, the two cutting edges 1231 abut against the two inclined side walls of the opening of the material inlet 213 to cut the edge covering of the mask, meanwhile, the two cutting edges 1231 are arranged to cut the edge covering of the gap between adjacent masks at one time, the air exhaust part 23 can form negative pressure in the storage box 22 by extracting air in the storage box 22, then, cut edge covering scraps are sucked into the storage box 22 through the material inlet 213 and are stored in the storage part 24 through the material conveying pipe 212 and the material inlet 213 under the action of the negative pressure for subsequent processing, meanwhile, the section of the material inlet 213 along the length direction of the edge covering is hourglass shape, so that the material inlet 213 can suck and store the edge covering scraps under the negative pressure, the scraps of borduring just are located pan feeding mouth 213 after the cutting, reduce the probability that the scraps of borduring fly out during the cutting, can be convenient for make the scraps of borduring be absorbed in conveying pipeline 212 simultaneously to can effectively reduce the probability that the scraps of borduring get into by the card when going into pan feeding mouth 213 under shed border, with optimization result of use.

Referring to fig. 4, as the cutting knife 123 abuts against the inclined opening side wall of the feeding port 213 to cut the mask edge wrapping, a certain impact force is generated between the cutting edge 1231 and the feeding block 211, so that the cutting edge 1231 generates the edge wrapping and the cutting effect of the edge wrapping is reduced, and the buffer 25 for buffering the feeding block 211 is arranged between the feeding piece 21 and the case 13, so as to reduce the possibility of the edge wrapping of the cutting edge 1231.

The buffer 25 includes a plurality of guide rods 251 fixedly connected to the outer wall of the bottom of the material feeding block 211 and a plurality of buffer springs 252 respectively sleeved on the plurality of guide rods 251, the guide rods 251 are vertically arranged and vertically slidably connected to the case 13 by being inserted into guide holes formed in the case 13, and two ends of the buffer springs 252 respectively abut against the material feeding block 211 and the case 13. A corrugated delivery pipe 214 is disposed between the material inlet block 211 and the delivery pipe 212, two ends of the corrugated delivery pipe 214 are respectively fixed and communicated with the edge of the lower opening of the material inlet 213 and the material inlet end of the delivery pipe 212, and a plurality of guide rods 251 are disposed around the corrugated delivery pipe 214.

When the material feeding device is used, when the cutting edge 1231 abuts against the side wall of the material feeding port 213 under the action of the buffer spring 252, the material feeding block 211 can slide along the guide rod 251 by the axial extension and retraction of the buffer spring 252 along the guide rod 251, the damage to the cutting edge 1231 caused by impact is reduced, the probability of edge curling of the cutting edge 1231 is reduced, and meanwhile, the axial sliding of the material feeding block 211 along the guide rod 251 can not affect the transmission of edge wrapping scraps by the extension and retraction of the material conveying corrugated pipe 214, so that the using effect is optimized.

The corrugated pipes 253 are sleeved outside the guide rods 251, and two ends of each corrugated pipe 253 are fixedly connected to the material inlet block 211 and the case 13 respectively to isolate the guide rods 251, so that the gap between the guide rods 251 and the buffer spring 252, into which edge covering scraps which are not absorbed at the outer part, is reduced, and the cleaning of the residual edge covering scraps in the later period is influenced, and the using effect is optimized.

Referring to fig. 4 and 5, the receiving member 24 includes a receiving frame 241 and a receiving net 242 for receiving the edge covering scraps, an outer ring edge of the receiving net 242 is fixedly connected to the receiving frame 241, a mesh of the receiving net 242 is smaller than the edge covering scraps, the receiving frame 241 is inserted into the storage box 22 through an opening opened at a side portion of the storage box 22, an outer side edge of the receiving frame 241 abuts against an inner wall of the storage box 22, a plane where the receiving frame 241 is located is perpendicular to a flow direction of the air flow, and the receiving frame 241 is horizontally disposed. Wherein, the storage frame 241 is provided with a supporting protrusion for supporting the air extracting member 23, and the supporting protrusion is disposed around the inner wall of the storage box 22.

The first sealing strips 243 are arranged around the three frame edges of the containing frame 241 inserted into the storage box 22 and used for sealing between the containing frame 241 and the inner wall of the storage box 22, and the possibility that edge covering scraps are arranged in a gap between the containing frame 241 and the storage box 22 due to negative pressure clamping is reduced.

The shaping has the cavity in sealing strip 243, the inner wall of storage box 22 offer with accomodate the groove of accomodating of frame 241 parallel and level, sealing strip 243 can be partly the card locate accomodate the inslot, so that when using, sealing strip 243 can be better relatively to borduring the piece stop, can make sealing strip 243 can be better relatively laminate in the cell wall of accomodating the groove through seting up the cavity in sealing strip 243 simultaneously, in order to further optimize the effect of blockking to borduring the piece, in order to optimize the result of use.

When the storage frame 241 is inserted into the storage box 22, a baffle 244 for sealing between the storage frame 241 and the storage box 22 is fixedly connected to a frame edge of the storage frame 241 located outside the storage box 22, and a sealing strip 245 for sealing the baffle 244 and the opening edge of the storage box 22 is fixedly connected to one side of the baffle 244 facing the storage box 22, so as to seal the storage frame 241 and the opening edge of the storage box 22. The second sealing strip 245 is disposed around the opening of the storage compartment 22, and the second sealing strip 245 is annular and is fixedly connected to the baffle 244. So as to reduce the influence of the gap between the containing piece 24 and the opening edge of the storage box 22 on the negative pressure in the storage box 22 during use.

Referring to fig. 4 and 6, the blocking plate 244 is provided with a plurality of locking members 26 for locking the blocking plate 244 towards one side of the storage box 22, so that the blocking plate 244 can be relatively tightly attached to the second sealing strip 245 in use, and the use effect is optimized.

Locking piece 26 includes that locking of a plurality of circumference array arranges is detained 261, locking screw 262 and threaded connection is in locking pipe 263 of locking screw 262, and a plurality of locking detains 261 encircle locking screw 262 and sets up, and locking detain 261 is L form and the vertical portion of its L is on a parallel with locking screw 262, and the vertical portion tip fixed connection of the L of locking detain 261 in the outer wall of quick-witted case 13, and the horizontal part orientation of the L of locking detain 261 is buckled in the direction that deviates from the central axis of locking screw 262.

The locking buckle 261 is provided with a toggle plate 264 towards one side of the locking screw 262, one end of the toggle plate 264 is fixedly connected with the locking buckle 261, the other end of the toggle plate 264 extends towards the central axis of the locking screw 262 and the direction far away from the case 13, the opening edge at one end of the locking pipe 263 is folded inwards and is connected with the locking screw 262 in a threaded manner, the other end of the locking pipe 263 extends towards the case 13, and the toggle plate 264 is positioned between the locking pipe 263 and the outer wall of the case 13. One end, far away from the locking buckle 261, of the toggle plate 264 is inserted into a gap between the locking pipe 263 and the locking screw 262, the baffle 244 is provided with a locking hole penetrating through the baffle along the thickness direction of the baffle, the locking buckles 261 penetrate through the locking hole, and the horizontal part of the L of the locking buckle 261 is buckled on the opening edge of one side, far away from the chassis 13, of the locking hole, so that the baffle 244 is locked. The locking buckle 261 is a bendable elastic buckle made of elastic material.

When the storage box is used, the plurality of locking buckles 261 can be arranged in the locking holes formed in the baffle 244 in a penetrating mode, the horizontal portion of the L of each locking buckle 261 is buckled on the opening edge of one side, away from the case 13, of each locking hole, so that the baffle 244 can be locked, meanwhile, when the baffle 244 needs to be separated relative to the case 13, and the storage piece 24 is separated relative to the storage box 22, only the plurality of locking pipes 263 are required to be sequentially rotated to enable the locking pipes 263 to move towards the storage box 22, the poking plate 264 can be bent towards the central axis of the locking screw 262, the locking buckles 261 are pulled to move towards the central axis of the locking screw 262, the horizontal portion of the L of each locking buckle 261 is separated from the edge of each locking hole, the locking effect on the baffle 244 is relieved, then the storage frame 241 can be separated relative to the storage box 22, and the storage box 242 can be used for clearing edge covering scraps in the storage net 242.

Referring to fig. 4, since the air pumping member 23 can pump and exhaust air, which may have a certain effect on the air flow in the production site, the exhaust end of the air pumping member 23 may be connected to a ventilation system or exhausted to the outside through a duct, since the mask production shop is a dust-free shop, when exhausting air, only the edge-covering debris possibly existing in the exhaust air needs to be filtered, and a filtering member 27 for edge-covering debris filtration and hot-melt odor filtration of the exhaust air is disposed between the storage box 22 and the air pumping member 23.

The filtering member 27 includes a filtering pipe 271 disposed between the air pumping member 23 and the storage box 22, a plurality of filtering nets 272 and a plurality of activated carbon fiber pipes 273 arranged along the air flow direction, two ends of the filtering pipe 271 are respectively communicated and fixedly connected to the air inlet end of the air pumping member 23 and the air outlet end of the storage box 22, the filtering net 272 is perpendicular to the central axis of the filtering pipe 271, the plurality of activated carbon fiber pipes 273 are fixedly connected in the filtering pipe 271, and the activated carbon fiber pipes 273 are of a spiral structure and extend along the axial direction of the filtering pipe 271. Wherein, the mesh of the filter screen 272 is smaller than the mesh of the storage net 242.

The inner wall of the filter pipe 271 is of a stepped structure, the outer ring edge of the filter screen 272 is fixedly connected with a filter frame 274 matched with the inner wall of the large end of the filter pipe 271, the filter screens 272 are positioned on one side of the activated carbon fiber pipe 273 facing the storage box 22, the filter frames 274 are clamped in the inner wall of the large end of the filter pipe 271, and the filter frame 274 farthest away from the activated carbon fiber pipe 273 is fixedly connected to the inner wall of the filter pipe 271 through bolts so as to be convenient for installing the filter frame 274 during use.

Wherein, too much to lead to the negative pressure not enough in order to reduce to accomodate net 242 endocyst limit for to the probability that bordure clastic suction is not enough, storage box 22 is the transparent case, so that observe the clastic quantity of borduring that accomodate net 242 accomodate, be provided with the detection piece 28 that is used for detecting the air current velocity of flow and wind pressure in storage box 22 simultaneously, so that can in time clear up the piece of borduring in the storage piece 24 when the pressure of negative pressure is not enough. The main part fixed connection of detection piece 28 is in the outer wall of storage box 22, and the sense terminal of detection piece 28 penetrates to storage box 22 in and lies in between storage 24 and the filter piece 27, and the optional model of detection piece 28 is the anemograph of DP 1000.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a gauze mask production machine with self-cleaning function, includes ear strap welding machine main part (1), ear strap welding machine main part (1) is including being used for doing ear strap welded weld part (11), two respectively being used for borduring to gauze mask both sides and doing cutting piece (12) of cutting and being used for doing quick-witted case (13) that support the installation to both, cutting piece (12) are including stand (121), cylinder (122) and cutting knife (123) fixed connection in quick-witted case (13) upper end, the both ends of cutting knife (123) articulate respectively in the flexible end of stand (121) and cylinder (122), the one end that cutting knife (123) were kept away from in cylinder (122) articulates in the upper portion of stand (121), its characterized in that: the cutting device is characterized by further comprising a cleaning mechanism (2) arranged below the cutting knife (123), wherein the cleaning mechanism (2) comprises a feeding piece (21), a storage box (22) and an air pumping piece (23) arranged below the cutting knife (123), the feeding piece (21) comprises a feeding block (211) and a conveying pipe (212) which are arranged below the cutting knife (123), the feeding block (211) is provided with a feeding opening (213), the cross section of the feeding opening (213) along the length direction of the edge is hourglass-shaped, two ends of the conveying pipe (212) are respectively communicated with the feeding ends of the feeding opening (213) and the storage box (22), the air pumping end of the air pumping piece (23) is communicated with the air outlet end of the storage box (22), a containing piece (24) used for containing chippings is arranged between the feeding end and the air outlet end of the storage box (22), and one end, far away from the stand column (121), of the cutting knife (123) is fixedly connected with two cutting edges (1231), the two cutting edges (1231) can be respectively abutted against the inclined side walls at two sides of the opening of the feeding port (213); the storage piece (24) comprises a storage frame (241) and a storage net (242) used for storing edge wrapping scraps, the edge of the storage net (242) is fixedly connected to the storage frame (241), the storage frame (241) is inserted into the storage box (22) through an opening formed in the storage box (22), the outer edge of the storage frame (241) is attached to the inner wall of the storage box (22), and the storage frame (241) is perpendicular to the transmission direction of air flow.

2. The mask producing machine with self-cleaning function according to claim 1, wherein: be provided with between material inlet (21) and quick-witted case (13) and be used for doing the bolster (25) of buffering to material inlet (21), bolster (25) include a plurality of fixed connection in guide rod (251) of material inlet block (211) bottom outer wall and cover locate buffer spring (252) of guide rod (251), be provided with between material inlet (21) and conveying pipeline (212) defeated material bellows (214), the both ends of defeated material bellows (214) communicate respectively in the lower extreme border of pan feeding mouth (213) and the pan feeding end of conveying pipeline (212).

3. The mask producing machine with a self-cleaning function according to claim 2, wherein: the guide rods (251) are sleeved with corrugated pipes (253), and two ends of each corrugated pipe (253) are fixedly connected to the material inlet block (211) and the chassis (13) respectively.

4. The mask producing machine with self-cleaning function according to claim 1, wherein: encircle it does sealed sealing strip one (243) between frame fixedly connected with of frame (241) to its and storage box (22) inner wall, the shaping has the cavity in sealing strip one (243), sealing strip one (243) encircle the three frame limit setting that storage frame (241) is located storage box (22), the inner wall of storage box (22) is seted up and is accomodate the groove with storage frame (241) parallel and level, sealing strip one (243) can partly block to locate and accomodate the inslot, and the below fixedly connected with of accomodating the groove is used for taking in the support arch of frame (241) support.

5. The mask producing machine with self-cleaning function according to claim 4, characterized in that: the storage frame (241) is located at the outer frame edge of the storage box (22) and is fixedly connected with a baffle (244), and a second sealing strip (245) used for sealing the opening edges of the storage frame (241) and the storage box (22) is arranged on the side plate of the baffle (244) facing one side of the storage box (22).

6. The mask producing machine with a self-cleaning function according to claim 5, wherein: baffle (244) are provided with a plurality of locking pieces (26) of doing the locking to baffle (244) towards storage box (22) one side, locking piece (26) include a plurality of locking buckles (261), locking screw (262) and threaded connection in locking pipe (263) of locking screw (262), a plurality of locking buckles (261) encircle locking pipe (263) and set up, locking buckle (261) are L form and its horizontal part deviates from the center setting of locking pipe (263), locking buckle (261) are towards locking pipe (263) center one side fixedly connected with stirring board (264), stirring board (264) are towards the central axis of locking pipe (263) and are extended towards locking pipe (263), stirring board (264) are inserted and are located locking pipe (263).

7. The mask producing machine with self-cleaning function according to claim 1, wherein: the exhaust end accessible pipeline of piece (23) of bleeding communicates in ventilation system or outdoor, storage box (22) and bleed and be provided with between piece (23) and be used for filterable filter piece (27), filter piece (27) are including setting up filter tube (271) between piece (23) of bleeding and storage box (22), a plurality of filter screen (272) and a plurality of active carbon fiber pipe (273) of arranging along the air current direction, the both ends of filter tube (271) communicate respectively in the income gas end of piece (23) of bleeding and storage box (22) the end of giving vent to anger, and is a plurality of the central axis of filter screen (272) perpendicular to filter tube (271), it is a plurality of active carbon fiber pipe (273) fixed connection is in filter tube (271), active carbon fiber pipe (273) are helical structure and its axial extension along filter tube (271).

8. The mask producing machine with self-cleaning function according to claim 1, wherein: the storage box (22) is a transparent box, and a detection piece (28) used for detecting the flow velocity of air flow in the storage box (22) is arranged on one side of the storage piece (24) facing the air exhaust piece (23).