CN212581180U - Nose bridge wire supply device - Google Patents

Abstract

The utility model provides a structural design is reasonable, the operation is simple and easy, can improve gauze mask production efficiency's bridge of nose line confession traditional thread binding putting, which comprises a frame, be provided with defeated line board in the frame, be provided with a plurality of restrictions on the defeated line board nose line position of delivery's limiting plate, limiting plate with form defeated line passageway between the defeated line board, the input of defeated line board is provided with the more than one delivery wheel that is used for driving bridge of nose line to carry, the output of defeated line board is provided with the cutting wheel that is used for cutting the nose line, be provided with the cutting sword on the cutting wheel lateral wall, be provided with the positioner that is used for fixing a position between the discharge end of defeated line board and the direction lower roll, be provided with in the frame and be used for adjusting delivery wheel, cutting wheel and the roll adjustment device of interval between the defeated line board, be provided, A second driving mechanism for rotating the cutting wheel.

Description

Nose bridge wire supply device

Technical Field

The utility model relates to a mechanical technical field is made in gauze mask production, in particular to nose bridge line supply device.

Background

The tiny dust and harmful substances in the atmosphere enter the respiratory tract of a human body to stimulate and destroy the organ mucosa, so that the functions of killing viruses and bacteria and resisting the viruses and bacteria entering lung tissues are reduced, the detoxifying function of the tracheal mucosa is reduced, and people with originally healthy bodies can possibly have symptoms of cough, trachitis and the like. People suffering from respiratory diseases such as asthma, chronic bronchitis and chronic obstructive pulmonary disease can cause lung infection, discomfort such as shortness of breath, chest distress, suffocating asthma and the like, and acute exacerbation reaction occurs. It is especially destructive for patients with chronic diseases such as cardiovascular and cerebrovascular diseases, such as cardiac load increase and cerebral infarction.

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

In order to increase the supply of the mask, the utility model is produced from the above.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a structural design is reasonable, the operation is simple and easy, can improve gauze mask production efficiency's nose bridge line supply unit.

In order to solve the technical problem, the utility model discloses the solution who takes does: the nose bridge wire supply device comprises a frame, the frame is provided with a thread conveying plate, the thread conveying plate is provided with a plurality of limiting plates for limiting the conveying position of the nose bridge thread, a thread conveying channel is formed between the limiting plate and the thread conveying plate, more than one conveying wheel for driving the nose bridge thread to convey is arranged at the input end of the thread conveying plate, the output end of the thread conveying plate is provided with a cutting wheel for cutting the nose bridge thread, the side wall of the cutting wheel is provided with a cutting knife, a positioning device for positioning and conveying the nose bridge line is arranged between the discharge end of the wire conveying plate and the lower guiding roller, the machine frame is provided with a distance adjusting device used for adjusting the distance between the conveying wheel and the cutting wheel and between the wire conveying plates, and the machine frame is provided with a second driving mechanism used for driving the conveying wheel and the cutting wheel to rotate.

The further improvement is that: more than one conveying shaft and cutting shaft are rotatably arranged on the rack, the conveying shaft and the cutting shaft are rotatably arranged on the rack, the conveying shaft is sleeved with the conveying wheel, and the cutting wheel is sleeved on the cutting shaft.

The further improvement is that: the wire conveying plate is provided with a mounting groove, and rollers are rotatably arranged in the mounting groove.

The further improvement is that: the wire conveying plate is characterized in that the discharging end of the wire conveying plate is provided with an upper guide roller and a lower guide roller which are clamped mutually, the upper guide roller is rotatably arranged on the rack, the lower guide roller is rotatably arranged on the rack in a sliding manner, and the rack is provided with a distance adjusting device for adjusting the clamping distance between the upper guide roller and the lower guide roller.

The further improvement is that: the positioning device comprises a directional feeding pipe, the feeding end of the directional feeding pipe is arranged on the wire conveying plate, the discharging end of the directional feeding pipe faces the lower guiding roller, and a nose bridge wire passing conveying groove is formed in the lower guiding roller along the circumferential direction.

The further improvement is that: the directional feeding pipe is provided with a sliding piece, the sliding piece is provided with a sliding groove, the power transmission plate is provided with a mounting hole matched with the book searching sliding groove, and a fastener is arranged in the mounting hole.

The further improvement is that: the distance adjusting device comprises a vertical sliding groove arranged on the rack, a sliding block is arranged in the sliding groove in a sliding mode, the upper guide roller or the conveying wheel or the cutting wheel can be rotatably arranged on the sliding block, an installation block is arranged above the sliding groove, the installation block is arranged on the rack, a threaded rod can rotatably penetrate through the installation block, and a threaded hole matched with the threaded rod is formed in the sliding block.

The further improvement is that: the number of the conveying shafts is two.

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

1. the utility model discloses be provided with the feed mechanism that is used for supplying with preparation gauze mask face surface fabric, a supply line mechanism for supplying with nose bridge line, a nip rolls for fusing multilayer surface fabric, a cutting roller for cutting the surface fabric and export the top facing, a feed delivery roller for will cutting the surface fabric output and be used for carrying out the unloading mechanism that separates the output with the top facing and the separation of the surface fabric that cut, can one step accomplish the preparation of the top facing, bury the nose bridge line in the time of cutting between the surface course of import top facing, carry the top facing and waste material separation, preparation top facing that can be high-efficient convenient, improve the production efficiency of gauze mask.

2. The utility model discloses well defeated line board with press the material to go up the roller, press the direction that sets up between the material lower roll to go up roller, direction lower roll and deflector, can carry out the pressfitting with the multilayer surface fabric after assembling and carry, the deflector can guarantee that the surface fabric level gets into to press the material to go up the roller, press the nip face of material lower roll, prevent the surface fabric skew, guarantee cutting of the top facing level and level.

3. The utility model discloses in set up the directional conveying pipe of the output of defeated line board and set up the conveyer trough on the direction lower roll and can fix a position the buried line position of bridge of the nose line, guarantee that the bridge of the nose line has a suitable position on the face of a mouth top facing, can not squint, reduce the rejection rate of face of a mouth top facing, guarantee the production quality of face of a mouth top facing.

4. The utility model discloses in fall into two steps with five layers of gauze mask surface courses and gather, first step will gather four layers down, and the second step gathers first layer surface fabric and four layer surface materials down again, and with nose bridge line parcel between first layer surface fabric and four layer surface materials down when accomplishing the second step and gathering, once accomplish the layer that closes of surface fabric and the line that buries of nose bridge line, simple and convenient swift improves the production efficiency of mouth top facing.

5. The utility model discloses well delivery wheel, cutoff wheel and defeated line board, roller and direction lower roll go up the carry over pinch rolls and carry over pinch rolls down, press the material to go up the roller, cut and go up the roller, defeated material go up the roller respectively with press the material lower roll, cut the lower roll, defeated material clamp distance between the lower roll all can adjust through the roll adjustment device, can avoid damaging equipment or manufacturing material according to the surface fabric of different thickness, nose line corresponding regulation.

6. The utility model discloses in be provided with the tight regulation device who is used for adjusting the surface fabric elasticity between swager and the cutting roll, rotate actuating lever drive adjusting block through controlling and slide from top to bottom on the actuating lever to drive a dancer rools that does not connect with the frame and for another dancer rools up-and-down motion, carry out the tightness around establishing the surface fabric on two dancer rools and adjust, make the entering cut the surface fabric that goes up the roller and cut between the lower roll and be in the tensioning state, guarantee the precision and the notched level and smooth of the gauze mask face after cutting.

7. The winding drum fixing device arranged in the utility model can finely adjust the sleeve of the material roll on the installation surface, ensure that the multilayer fabrics are positioned on the same vertical surface, and ensure that the widths of the collected fabric layers are mutually parallel and level; the traction device can adjust the tightness of the traction fabric, and the smoothness of the cut of the fabric is guaranteed.

8. The utility model provides an unloading mechanism directly separates the transport with the oral care face and waste material after the surface fabric cuts the completion, and the gauze mask face of rejecting from the surface fabric passes through the same collection of the mouth that gathers materials in the frame, and the waste material also pulls same position and carries out centralized processing, and the follow-up clearance of being convenient for puts in place in one step, improves the production efficiency of oral care face.

9. The utility model discloses in adopt the whole motor function of a total actuating system drive, utilize two chains of a driving motor to drive the first half section and the function of second half section of board, the structure is ingenious, has reduced drive division's manufacturing cost.

10. The utility model provides a be provided with the gleitbretter that is used for with defeated line board installation on the directional conveying pipe, set up in the spout on the gleitbretter, defeated line board is last to have seted up and to search book spout mounting hole that cooperatees, be provided with the bolt in the mounting hole, be convenient for according to the position that sets up of the big or small adjustment nose roof beam line of different mouthfuls face.

Drawings

Fig. 1 is a schematic structural view of a mask forming machine according to an embodiment.

Fig. 2 is a schematic front view of the mask forming machine according to the embodiment.

Fig. 3 is a schematic rear view of the mask forming machine according to the embodiment.

Fig. 4 is a schematic perspective view of a thread supplying mechanism in the mask forming machine according to the embodiment.

Fig. 5 is a schematic view of the internal structure of a thread feeding mechanism in the mask forming machine according to the embodiment.

Fig. 6 is a schematic top view of the tightness adjusting device of the mask forming machine according to the embodiment.

Fig. 7 is a schematic perspective view of a roll fixing device in the mask forming machine according to the embodiment.

Fig. 8 is a schematic view showing the internal structure of the roll fixing device in the mask forming machine according to the embodiment.

Fig. 9 is a schematic view of the internal structure of a traction device in the mask forming machine according to the embodiment.

Fig. 10 is an enlarged view of a portion of a mask forming machine a according to the embodiment of fig. 3.

Detailed Description

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

Referring to fig. 1 to 10, an embodiment of the present invention discloses a nose bridge line feeder for a mask forming machine, which includes a frame 10, wherein an upper pressing roller 11 and a lower pressing roller 12 for fusing a pattern on a multi-layer mask fabric, an upper cutting roller 13 and a lower cutting roller 14 for cutting the fabric into a mask surface, an upper feeding roller 15 and a lower feeding roller 16 for outputting the cut fabric, are sequentially disposed on the frame 10 along a processing direction, the lower pressing roller 12, the lower cutting roller 14, the lower feeding roller 16 are respectively rotatably disposed on the frame 10, the lower pressing roller 12 or the lower cutting roller 14 or the lower feeding roller 16 and a rotating bearing disposed in front of a slider are convenient to rotate, the upper pressing roller 11, the upper cutting roller 13, and the upper feeding roller 15 are respectively rotatably slidably disposed on the frame 10, cutters for cutting the mask surface are symmetrically disposed on the upper cutting roller 13 and the lower cutting roller 14, the lower material pressing roller 12 is an ultrasonic composite roller, the upper material pressing roller 11 is provided with a welding point which is matched with the ultrasonic composite roller to fuse a sealed edge on the mask fabric, the upper cutting roller 13, the lower cutting roller 14, the upper material conveying roller 15 and the lower material conveying roller 16 are respectively sleeved with a sponge sleeve, the sponge sleeves can increase the friction force of the fabric clamped by the upper cutting roller 13, the lower cutting roller 14 and the upper material conveying roller 15 and the lower material conveying roller 16, and simultaneously provide an elastic space for a nose bridge line in the fabric to avoid damaging the surfaces of the upper material conveying roller 15 and the lower material conveying roller 16, the rack 10 is respectively provided with an elastic distance adjusting device for adjusting the clamping distance between the upper material pressing roller 11, the upper cutting roller 13, the upper material conveying roller 15, the lower material pressing roller 12, the lower cutting roller 14 and the lower material conveying roller 16, an elastic degree adjusting device for adjusting the tightness degree of the fabric is arranged between the upper material pressing roller 11 and the upper cutting, the feed end of cutting upper roll 13 and cutting lower roll 14 is provided with the confession line mechanism that is used for carrying the nose roof beam line, the guide device that is used for guiding the surface fabric, the feed end of guide device is provided with feed mechanism, the discharge end of defeated upper roll 15 and defeated material lower roll 16 is provided with the unloading mechanism that is used for rejecting the waste material, be provided with in the frame 10 and be used for the drive press material to go up roller 11 and press material lower roll 12, cut and go up roller 13 and cut lower roll 14, defeated material is gone up roller 15 and defeated material lower roll 16 and is pressed from both sides the pivoted first actuating mechanism respectively.

The roll adjustment device includes vertical seting up in spout 17 on the frame 10, slidable is provided with slider 18 in the spout 17, press the material to go up roller 11 or cut and go up roller 13 or defeated material and go up roller 15 rotatable set up in on the slider 18, press the material to go up roller 11 or cut and go up roller 13 or defeated material roller 15 with slider 18 is provided with the pivoted rolling bearing of being convenient for before, the spout 17 top is provided with installation piece 19, installation piece 19 pass through the bolt set up in on the frame 10, the threaded rod 20 is worn to be equipped with in the installation piece 19 is rotatable, be provided with the rotation hand wheel 21 of the manual rotation threaded rod 20 of person of facilitating the use on the threaded rod 20, seted up on the slider 18 with threaded rod 20 matched with screw hole.

The tightness adjusting device comprises two adjusting blocks 22, two adjusting rollers 23 are connected between two ends of the adjusting blocks 22 respectively, an adjusting sleeve 24 is sleeved on the adjusting roller 23 in a rotatable mode, a rotating bearing convenient to rotate is arranged between two ends of the adjusting sleeve 24 and the adjusting roller 23, one end of each adjusting block 22 can be rotatably arranged on the rack 10, and one end of each adjusting roller 23 penetrates through two ends of the adjusting block 22 can be rotatably arranged on the rack 10, and a driving piece used for driving the adjusting block 22 to rotate is arranged on the rack 10. The driving piece comprises a driving rod 25, the adjusting block 22 is provided with an adjusting groove 26 for the driving rod 25 to pass through, the adjusting groove 26 is internally perpendicular to the driving rod 25 and is provided with an adjusting slide block 27, two ends of the adjusting slide block 27 are rotatably arranged on the adjusting groove 26, an adjusting slide hole for the driving rod 25 to pass through is formed in the adjusting slide block 27, and the lower end of the driving rod 25 is hinged and rotatably arranged on the rack 10 through a pin shaft. The left and right driving rods 25 are rotated to drive the adjusting slide block 27 to slide up and down on the driving rods 25, so that one adjusting roller 23 which is not connected with the rack 10 is driven to move up and down relative to the other adjusting roller 23, the tightness of the fabric wound on the two adjusting rollers 23 is adjusted, the fabric entering between the upper cutting roller 13 and the lower cutting roller 14 is in a tensioning state, and the precision of the cut mask face and the smoothness of the cut are guaranteed.

The material guiding device comprises three first guide rollers 28 for conducting the fabric, two second guide rollers 29 for conducting the fabric, an upper guide roller 30 and a lower guide roller 31 which are clamped with each other and used for conducting the fabric are arranged between the second guide roller 29 and the upper pressing roller 11 and the lower pressing roller 12, the first guide roller 28 and the second guide roller 29 are rotatably arranged on the frame 10 through bearings respectively, the lower guiding roller 31 is rotatably arranged on the machine frame 10 through a bearing, the upper guiding roller 30 is rotatably arranged on the machine frame 10 in a sliding manner, a guide plate 32 is arranged between the lower guide roller 31 and the second guide roller 29, two ends of the guide plate 32 are arranged on the machine frame 10, an opening 33 for the lower guiding roller 31 to extend out is formed in the guiding plate 32, and a distance adjusting device for adjusting the clamping distance between the upper guiding roller 30 and the lower guiding roller 31 is arranged on the rack 10.

The roll adjustment device includes vertical seting up in spout on the frame 10, can slide in the spout and be provided with the slider, the direction is gone up roller 30 and is passed through the bearing rotatable set up in on the slider, the spout top is provided with the installation piece, the installation piece set up in on the frame 10, the threaded rod is worn to be equipped with in the installation piece is rotatable, be provided with the manual rotation hand wheel that rotates the threaded rod of person of facilitating the use on the threaded rod, seted up on the slider with threaded rod matched with screw hole.

The thread supplying mechanism comprises a thread conveying plate 34, the thread conveying plate 34 is arranged on the rack 10 above the second guide roller 29, a plurality of limiting plates 35 for limiting the conveying position of the nose bridge thread are arranged on the thread conveying plate 34, a thread conveying channel 36 is formed between the limiting plates 35 and the thread conveying plate 34, two conveying wheels 37 for driving the nose bridge thread to convey are arranged at the input end of the thread conveying plate 34, friction strips for increasing the friction force between the nose bridge thread and the side wall of each conveying wheel 37 are uniformly arranged on the side wall of each conveying wheel 37, a cutting wheel 38 for cutting the nose bridge thread is arranged at the output end of the thread conveying plate 34, two conveying shafts and cutting shafts are rotatably arranged on the rack 10, the conveying shafts and the cutting shafts are rotatably arranged on the rack 10 through bearings, the conveying wheels 37 are sleeved on the conveying shafts through bearings, and the cutting wheels 38 are sleeved on the cutting shafts through bearings, a mounting groove is formed in the position, located on the conveying wheel 37, of the wire conveying plate 34, a roller 41 which is matched with the conveying wheel 37 to reduce the conveying friction force of the nose bridge wire is rotatably arranged in the mounting groove through a bearing, a cutting knife 42 is arranged on the side wall of the cutting wheel 38, a positioning device for positioning the nose bridge wire is arranged between the discharge end of the wire conveying plate 34 and the lower guiding roller 31, the positioning device comprises a directional feeding pipe 43, the feed end of the directional feeding pipe 43 is arranged on the wire conveying plate 34, the discharge end of the directional feeding pipe 43 faces the lower guiding roller 31, a slide sheet is arranged on the directional feeding pipe 43, a slide groove is formed in the slide sheet, mounting holes matched with the slide groove are formed in the wire conveying plate, bolts are arranged in the mounting holes, and the setting positions of the nose bridge wire can be conveniently adjusted according to the sizes of different cover surfaces, a conveying groove 44 for a nose bridge wire to pass through is formed in the lower guiding roller 31 along the circumferential direction, a distance adjusting device for adjusting the distance between the conveying wheel 37 and the cutting wheel 38 and the wire conveying plate 34 is arranged on the machine frame 10, and a second driving mechanism for driving the conveying wheel 37 and the cutting wheel 38 to rotate is arranged on the machine frame 10.

The roll adjustment device includes vertical seting up in spout on the frame 10, can slide in the spout and be provided with the slider, carry the axle or cut the axle through the bearing rotatable set up in on the slider, the spout top is provided with the installation piece, the installation piece set up in on the frame 10, the rotatable threaded rod that wears to be equipped with on the installation piece, the fixed rotation hand wheel that is provided with in threaded rod upper end, seted up on the slider with threaded rod matched with screw hole.

The nose bridge wire passes through the wire conveying channel 36 on the wire conveying plate 34, is conveyed under the clamping of the conveying wheel 37 and the roller 41, is cut by the cutting knife 42 on the cutting wheel 38 after being conveyed for a certain length, and passes through the directional feeding pipe 43 to be wrapped between the first layer and the lower four layers of the N95 mask surface layers and is conveyed along the conveying groove 44 on the lower guiding roller 31 along with the traction of the fabric. The distance between the conveying wheel 37 and the cutting wheel 38 and the conveying plate can be adjusted through the distance adjusting device, the nose bridge line which does not pass through the thickness can be adapted, meanwhile, the friction force of the nose bridge line conveyed by the conveying wheel 37 can be correspondingly adjusted by adjusting the distance between the conveying wheel 37 and the line conveying plate 34, and the nose bridge line can be conveniently adjusted according to nose bridge line materials with different friction coefficients.

The feeding mechanism comprises a feeding frame 45, five winding drum fixing devices used for installing five layers of N95 gauze covering materials and five traction devices used for traction of the fabrics are arranged on the feeding frame 45, the feeding frame 45 is divided into an upper feeding frame 45 and a lower feeding frame 45, the upper feeding frame 45 is provided with three winding drum fixing devices and two traction devices, and the lower feeding frame 45 is provided with two winding drum fixing devices and three traction devices. The winding drum fixing device comprises two first fixing seats 46 and two feeding shafts 47, wherein the first fixing seats 46 are respectively arranged on the feeding frame 45, one end of each feeding shaft 47 is rotatably arranged on the corresponding first fixing seat 46 through a bearing, a sleeve 48 is sleeved on each feeding shaft 47, and a sliding limiting device used for limiting the fabric winding drum to slide is arranged on each sleeve 48. The slippage limiting device comprises two first limiting blocks 49, the first limiting blocks 49 are sleeved at two ends of the sleeve 48, positioning threaded holes perpendicular to the feeding shafts 47 are formed in the first limiting blocks 49, positioning threaded rods 50 are connected in the positioning threaded holes in a threaded mode and abutted to the feeding shafts 47 at the bottoms of the positioning threaded rods 50. The ends, close to each other, of the two first limiting blocks 49 are in a circular truncated cone shape, and the diameters of the two first limiting blocks are reduced from inside to outside. The feeding frame 45 is provided with a rotation limiting device for limiting the rotation of the feeding shaft 47. The rotation limiting device comprises a fixed block 51, the lower end of the fixed block 51 is fixedly arranged on the frame 10 between the two first fixed seats 46 through bolts, a notch 52 for the feeding shaft 47 to pass through is formed in the fixed block 51, a rotation limiting threaded hole is formed in the feeding shaft 47 and is perpendicular to the fixed block 51, a rotation limiting rod 53 is connected to the rotation limiting threaded hole in an internal thread mode, and the bottom of the rotation limiting rod 53 is abutted to the feeding shaft 47. The feeding shaft 47 is provided with a position adjusting device for adjusting the position of the sleeve 48. The position adjusting device comprises a spring 54 sleeved between the sleeve 48 and the first fixing seat 46, one end of the spring is abutted against the first fixing seat 46, the other end of the spring is abutted against the sleeve 48, an adjusting thread 55 is arranged at the free end of the feeding shaft 47, an adjusting sleeve 56 is connected to the adjusting thread in a threaded manner, and one end of the adjusting sleeve 56 is abutted against the side wall of the sleeve 48.

The traction device comprises a second fixed seat 57 and a traction rod 58, the second fixed seat 57 is fixedly arranged on the feeding frame 45 through bolts, a connecting block 59 is integrally and fixedly arranged on the second fixed seat 57, a connecting hole 60 for the traction rod 58 to be rotatably connected is formed in the connecting block 59, and a first limiting device for limiting fabric deviation and a traction adjusting device for adjusting fabric traction tightness are arranged on the traction rod 58.

The first limiting device comprises second limiting blocks 61 respectively arranged at two end parts of the traction rod 58, and one end of each second limiting block 61 is sleeved on the traction rod 58. The traction adjusting device comprises adjusting rods 62, two ends of each adjusting rod 62 are respectively arranged on the two second limiting blocks 61, the traction rods 58 are in damping connection with the connecting blocks 59, dampers are arranged between the traction rods 58 and the connecting blocks 59, one ends of the dampers are arranged on the connecting blocks 59, and the other ends of the dampers are arranged on the traction rods 58.

When the fabric roll is installed, a first limiting block 49 on the adjusting sleeve 56 and the sleeve 48 is detached, the fabric roll is sleeved on the sleeve 48, the first limiting block 49 is locked on the sleeve 48 through a positioning threaded rod 50, the adjusting sleeve 56 is installed on the feeding shaft 47, the position of the adjusting sleeve 56 on the feeding shaft 47 is adjusted by achieving the balance position between the adjusting sleeve 56 and the spring, the sleeves 48 on the five feeding shafts 47 are located on the same vertical surface, the five fabric layers are convenient to adjust, the fabric layers are located on the same vertical surface, and the problem that the staggered fabric layers cause the staggered fabric layers after lamination is avoided, and subsequent processing is influenced. After the assembly, the free end of the fabric material roll is wound on the adjusting rod 62 and the traction rod 58, so that the fabric materials of the lower four layers are finally gathered together and wound on the three first guide rollers 28 and below the two second guide rollers 29. A traction device for drawing the first layer of fabric is further arranged between the upper guide roller 30, the lower guide roller 31 and the directional feeding pipe 43 on the machine frame 10, and after the nose bridge line enters the upper surface of the lower four-layer fabric layer, the first layer of fabric is wound around other parts and is overlapped with the lower four-layer fabric layer through the traction device, passes through the space between the upper guide roller 30 and the lower guide roller 31, and enters the guide plate 32.

The blanking mechanism comprises a conveying belt 63 arranged at the discharge ends of the upper conveying roller 15 and the lower conveying roller 16, a plurality of conveying rollers are arranged on the frame 10, the conveying belt 63 is wound on the conveying rollers, a first roller shaft 64 is arranged on the conveying belt 63, two end parts of the first roller shaft 64 are rotatably arranged on the frame 10, a pressing wheel 65 for removing the cut mask surface from the mask material to the pressing port surface cover of the conveying belt 63 is sleeved on the first roller shaft 64, second limiting devices for limiting the mask material to slide are respectively arranged on the first roller shaft 64 and positioned at two sides of the pressing wheel 65, each second limiting device comprises a third limiting block 66, the third limiting blocks 66 are sleeved on the first roller shaft 64, and third adjusting threaded holes perpendicular to the first roller shaft 64 are opened and closed on the third limiting blocks 66, and a third adjusting bolt is arranged in the third adjusting threaded hole, and the positions of the two third limiting blocks 66 can be correspondingly adjusted according to the width of the conveyed fabric. A second roller shaft 67 used for changing the movement direction of the waste materials is arranged above the first roller shaft 64, third limiting devices used for limiting the sliding of the waste materials are respectively arranged at two end parts of the second roller shaft 67, each third limiting device comprises a fourth limiting block 68, the fourth limiting blocks 68 are sleeved on the first roller shaft 64, fourth adjusting threaded holes perpendicular to the second roller shaft 67 are formed in the fourth limiting blocks 68 in an opening and closing mode, fourth adjusting bolts are arranged in the fourth adjusting threaded holes, and the positions of the two fourth limiting blocks 68 can be correspondingly adjusted according to the width of the conveyed fabric. A third guide roller 69 is arranged at the feeding end of the conveying belt 63, two end portions of the third guide roller 69 are rotatably arranged on the rack 10, a waste material traction device for driving waste materials to move is arranged on the rack 10, and a third driving mechanism for driving the conveying belt 63 and the first roller shaft 64 to rotate is arranged on the rack 10.

Waste material draw gear includes carry over pinch rolls 70, lower carry over pinch rolls 71, down carry over pinch rolls 71 rotatable set up in the frame 10, go up carry over pinch rolls 70 rotatable slide set up in the frame 10, lie in the frame 10 go up carry over pinch rolls 70, down be provided with between carry over pinch rolls 71 and the conveyer belt 63 and be used for collecting the mouth 72 that gathers materials of the mouth top facing that drops from the conveyer belt 63, be provided with in the frame 10 and be used for adjusting go up the roll adjustment device of the clamp interval between carry over pinch rolls 70 and the lower carry over pinch rolls 71, be provided with in the frame 10 and be used for the drive carry over pinch rolls 71 pivoted fourth actuating mechanism down.

The distance adjusting device comprises a vertical sliding groove formed in the rack 10, a sliding block is arranged in the sliding groove in a sliding mode, the upper traction roller is rotatably arranged on the sliding block, an installation block is arranged above the sliding groove and arranged on the rack 10, a threaded rod is rotatably arranged on the installation block in a penetrating mode, and a threaded hole matched with the threaded rod is formed in the sliding block.

The cut fabric is conveyed out through the upper conveying roller and the lower conveying roller and enters a position between a third guide roller 69 and a conveying belt 63 on the conveying belt 63, then the cut fabric penetrates through a position between a pressing wheel 65 and the conveying belt 63, the pressing wheel 65 and the conveying belt 63 extrude the cut mask surface to enable the mask surface to be conveyed along with the conveying belt 63, the fabric waste materials after the mask surface is removed are upwards drawn to bypass a second roller shaft 67 above the pressing wheel 65 and then penetrate through a position between an upper drawing roller 70 and a lower drawing roller 71, and the waste materials are passively drawn along with the rotation of the upper drawing roller 70 and the lower drawing roller 71. The removed mask surface finally falls into a material receiving frame below the material collecting port 72 along with the conveying of the conveying belt 63.

The first driving mechanism, the second driving mechanism, the third driving mechanism and the fourth driving mechanism are composed of the same driving system. The driving system comprises a first gear 73 and a second gear 74 which are respectively sleeved on the upper material pressing roller 11 and the lower material pressing roller 12, a third gear 75 and a fourth gear 76 which are respectively sleeved on the upper cutting roller 13 and the lower cutting roller 14, and a fifth gear 77 and a sixth gear 78 which are respectively sleeved on the upper material conveying roller 15 and the lower material conveying roller 16, wherein the first gear 73 is in meshing transmission with the second gear 74, the third gear 75 is in meshing transmission with the fourth gear 76, the fifth gear 77 is in meshing transmission with the sixth gear 78, and a first chain wheel 84, a second chain wheel 85 and a third chain wheel 86 are respectively sleeved on the lower material pressing roller 12, the lower cutting roller 14 and the lower material conveying roller 16; a seventh gear 79 and an eighth gear 99 are respectively sleeved on the two conveying shafts, a ninth gear (not shown in the figure) is sleeved on the cutting shaft, a tenth gear 80 is meshed on the seventh gear 79 and the eighth gear 99, an eleventh gear 81 is meshed on the eighth gear 99 and the ninth gear, the tenth gear 80 and the eleventh gear 81 can be arranged on the frame 10 in a sliding manner, first adjusting blocks 22 are respectively arranged on the tenth gear 80 and the eleventh gear 81, a first adjusting groove 26 is arranged on the first adjusting block 22, a first adjusting hole matched with the first adjusting groove 26 is arranged on the frame 10, a fourth chain wheel 87 is further sleeved on the cutting shaft, a fifth chain wheel 88, a sixth chain wheel 89 and a seventh chain wheel 90 for adjusting the direction are arranged on the frame 10, the sixth chain wheel 89 and the seventh chain wheel 90 can be arranged on the frame 10 in a sliding manner, the first chain wheel 84, the second chain wheel 85, the third chain wheel 86, the fourth chain wheel 87, the fifth chain wheel 88, the sixth chain wheel 89 and the seventh chain wheel 90 are sleeved with a first chain 100. The conveying lower roller is further sleeved with an eighth chain wheel 91, the first roller shaft 64 is sleeved with a ninth chain wheel 92, the conveying roller is sleeved with a tenth chain wheel 93, the upper traction roller 70 and the lower traction roller 71 are respectively sleeved with a twelfth gear 82 and a thirteenth gear 83, the lower traction roller 71 is further sleeved with an eleventh chain wheel 94, the rack 10 is provided with a twelfth chain wheel 95 and a thirteenth chain wheel 96 for adjusting the direction, and the eighth chain wheel 91, the ninth chain wheel 92, the tenth chain wheel 93, the eleventh chain wheel 94, the twelfth chain wheel 95 and the thirteenth chain wheel 96 are provided with second chains 101 in a winding manner. A second adjusting device for adjusting the tightness of the first chain 100 is arranged on the frame 10. The second adjusting device comprises a second adjusting block 22, a fourteenth chain wheel 97 meshed with the first chain 100 is rotatably arranged on the second adjusting block 22, a second adjusting sliding groove is formed in the second adjusting block 22, a second adjusting threaded hole matched with the second adjusting sliding groove is formed in the rack 10, and a fastening bolt is arranged between the second adjusting sliding groove and the second adjusting threaded hole. The frame 10 is provided with a driving motor for driving the first chain 100 and the second chain 101 to transmit simultaneously, a housing of the driving motor is fixedly arranged on the frame 10, a rotating shaft of the driving motor is sleeved with a fifteenth sprocket 98, and the first chain 100 is wound on the fifteenth sprocket 98.

The driving motor drives the fifteenth chain wheel 98 to rotate, the fifteenth chain wheel 98 drives the first chain 100 to transmit, and the first chain 100 drives the first chain wheel 84 to the seventh chain wheel 90 and the fourteenth chain wheel 97 to rotate. The first chain wheel 84 drives the lower pressing roller 12 and the second gear 74 to rotate, and the second gear 74 is meshed with the first gear 73 to rotate so as to enable the upper pressing roller 11 and the lower pressing roller 12 to rotate in a clamping manner; the second chain wheel 85 drives the lower cutting roller 14 and the fourth gear 76 to rotate, and the fourth gear 76 is meshed with the third gear 75 to rotate so that the upper cutting roller 13 and the lower cutting roller 14 are clamped and rotated; the third chain wheel 86 drives the lower feed delivery roller 16 and the sixth gear 78 to rotate, and the sixth gear 78 is meshed with the fifth gear 77 to rotate so as to enable the upper feed delivery roller 15 and the lower feed delivery roller 16 to clamp and rotate; the fourth chain wheel 87 drives the cutting shaft and the ninth gear to rotate, the ninth gear is meshed with the eleventh gear 81 to drive the eighth gear 99 and one conveying shaft and one conveying wheel 37 to rotate, and the eighth gear 99 is meshed with the tenth gear 80 to drive the seventh gear 79 and the other conveying shaft and the other conveying wheel 37 to rotate; meanwhile, the lower conveying roller 16 drives an eighth chain wheel 91 to rotate, the eighth chain wheel 91 drives a second chain 101 to transmit, the second chain 101 drives a ninth chain wheel 92, a tenth chain wheel 93, an eleventh chain wheel 94, a twelfth chain wheel 95 and a thirteenth chain wheel 96 to rotate, the ninth chain wheel 92 rotates to drive a first roller shaft 64 and a pinch roller 65 to rotate, the tenth chain wheel 93 rotates to drive a conveying belt 63 to convey, the eleventh chain wheel 94 rotates to drive a lower traction roller 71 and a thirteenth gear 83 to rotate, the thirteenth gear 83 is meshed with a twelfth gear 82 to drive an upper traction roller 70 to rotate, and the upper traction roller 70 and the lower traction roller 71 are mutually clamped and transmitted.

The working principle of the mask forming machine is that five fabric rolls are respectively arranged on five winding drum fixing devices, four layers of fabric drawn down are respectively wound on corresponding drawing devices, then are superposed and collected on the other drawing device, and are then wound on three first guide rollers 28 and below two second guide rollers 29. The nose bridge line is arranged in the line conveying channel 36 on the line conveying plate 34 in a penetrating mode, the nose bridge line is conveyed through the conveying wheel 37, and the nose bridge line is cut to be fixed length through the cutting wheel 38.

Meanwhile, the fabric of the first layer of fabric roll is pulled to wind on a traction device arranged on the machine frame 10, so that the first layer of fabric and the lower four layers of fabric are superposed and gathered, and a nose beam line is clamped to sequentially pass through the upper guide roller 30 and the lower guide roller 31 for guiding, pass through the upper pressing roller 11 and the lower pressing roller 12 for fusion, pass through the top cover between the upper cutting roller 13 and the lower cutting roller 14 for cutting, and pass through the upper conveying roller 15 and the lower conveying roller 16 for conveying out the cut fabric.

And then the fabric sequentially passes through the space between the third guide roller 69 and the conveying belt 63 and the space between the pressing wheel 65 and the conveying belt 63, and the pressing wheel 65 presses the cut mask surface on the conveying belt 63 and conveys the mask surface to the lower part of the material collecting port 72 along with the conveying belt 63 for uniform collection. The waste materials after the elimination of the cover surfaces are wound upwards on the second roller shaft 67, and finally the waste materials pass through the upper drawing roller 70 and the lower drawing roller 71 to be drawn away.

In the above-mentioned scheme of technique, the use quantity of reel fixing device and draw gear on the feed frame can use according to the surface fabric number of piles when actually producing the gauze mask, for example: the three-layer disposable mask uses three reel fixing devices and four traction devices, and the fabric of the first layer is wound on the traction devices on the frame; the four-layer disposable mask uses four reel fixing devices and five traction devices, and the fabric of the first layer is wound on the traction devices arranged on the machine frame.

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

Claims (8)

1. Bridge of the nose line confession traditional thread binding putting, including the frame, its characterized in that: the nose bridge line conveying device is characterized in that a line conveying plate is arranged on the rack, a plurality of limiting plates for limiting the conveying positions of the nose bridge lines are arranged on the line conveying plate, a line conveying channel is formed between the limiting plates and the line conveying plate, more than one conveying wheel used for driving the nose bridge lines to convey is arranged at the input end of the line conveying plate, cutting wheels used for cutting the nose bridge lines are arranged at the output end of the line conveying plate, cutting knives are arranged on the side walls of the cutting wheels, a positioning device used for positioning and conveying the nose bridge lines is arranged at the discharge end of the line conveying plate, a distance adjusting device used for adjusting the distance between the conveying wheels and the line conveying plate is arranged on the rack, and a second driving mechanism used for driving the conveying wheels and the cutting wheels to rotate is arranged on the rack.

2. The nasal bridge wire feeder of claim 1, wherein: more than one conveying shaft and cutting shaft are rotatably arranged on the rack, the conveying shaft and the cutting shaft are rotatably arranged on the rack, the conveying shaft is sleeved with the conveying wheel, and the cutting wheel is sleeved on the cutting shaft.

3. Nose bridge wire supply according to claim 1 or 2, characterized in that: the wire conveying plate is provided with a mounting groove, and rollers are rotatably arranged in the mounting groove.

4. The nasal bridge wire feeder of claim 1, wherein: the wire conveying machine is characterized in that the discharging end of the wire conveying plate is provided with an upper guide roller and a lower guide roller which are clamped mutually, the upper guide roller is rotatably arranged on the machine frame, the lower guide roller is rotatably arranged on the machine frame in a sliding manner, and the machine frame is provided with a distance adjusting device for adjusting the clamping distance between the upper guide roller and the lower guide roller.

5. The nasal bridge wire feeder of claim 4, wherein: the positioning device comprises a directional feeding pipe, the feeding end of the directional feeding pipe is arranged on the wire conveying plate, the discharging end of the directional feeding pipe faces the lower guiding roller, and a nose bridge wire passing conveying groove is formed in the lower guiding roller along the circumferential direction.

6. The nasal bridge wire feeder of claim 5, wherein: the directional feeding pipe is provided with a sliding piece, the sliding piece is provided with a sliding groove, the power transmission plate is provided with a mounting hole matched with the book searching sliding groove, and a fastener is arranged in the mounting hole.

7. The nasal bridge wire feeder of claim 4, wherein: the distance adjusting device comprises a vertical sliding groove arranged on the rack, a sliding block is arranged in the sliding groove in a sliding mode, the upper guide roller or the conveying wheel or the cutting wheel can be rotatably arranged on the sliding block, an installation block is arranged above the sliding groove, the installation block is arranged on the rack, a threaded rod can rotatably penetrate through the installation block, and a threaded hole matched with the threaded rod is formed in the sliding block.

8. The nasal bridge wire feeder of claim 2, wherein: the number of the conveying shafts is two.

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