CN111904077B - Mask nose bridge body transverse adding device - Google Patents
Mask nose bridge body transverse adding device Download PDFInfo
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- CN111904077B CN111904077B CN202010676122.8A CN202010676122A CN111904077B CN 111904077 B CN111904077 B CN 111904077B CN 202010676122 A CN202010676122 A CN 202010676122A CN 111904077 B CN111904077 B CN 111904077B
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- nose bridge
- cutting
- assembly
- feeding assembly
- roller
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41H—APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING OR FOR TAILORING, NOT OTHERWISE PROVIDED FOR
- A41H43/00—Other methods, machines or appliances
- A41H43/02—Handling garment parts or blanks, e.g. feeding, piling, separating or reversing
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41H—APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING OR FOR TAILORING, NOT OTHERWISE PROVIDED FOR
- A41H43/00—Other methods, machines or appliances
- A41H43/02—Handling garment parts or blanks, e.g. feeding, piling, separating or reversing
- A41H43/0235—Feeding or advancing
- A41H43/0242—Conveyors therefor
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention relates to the technical field of sanitary protection product production equipment, in particular to a transverse adding device for a nose bridge body of a mask, which comprises a continuous feeding assembly, a stop assembly, an intermittent feeding assembly, a material guiding assembly and a cutting feeding assembly which are sequentially arranged.
Description
Technical Field
The invention relates to the technical field of sanitary protection product production equipment, in particular to a mask nose bridge body transverse adding device.
Background
The mask is a sanitary protection article, and is generally a protection article worn on the mouth and nose for filtering air entering the mouth and nose so as to prevent harmful gases, smell, spray, dust and even germs from entering and exiting the mouth and nose of a wearer.
The nose bridge strip is one of the important components on the mask, and the nose bridge strip enables a wearer to be close to the nose bridge of the wearer when the mask is used, so that the tightness of the mask is improved, and the sanitary protection effect of the mask is guaranteed. At present, when the mask is produced by using the existing technology of longitudinally adding the nose bridge body, the problem of adding the nose bridge body in the mask is more remarkable, the adding speed is low, and in addition, the whole nose bridge body material is easy to bend, deform, deviate and deflect in the conveying and high-speed cutting process, so that the position and angle of the nose bridge body added into the mask body are inaccurate, the production speed of the mask can be reduced, and the stable production and the product quality of the mask can be seriously influenced.
Disclosure of Invention
Therefore, it is necessary to provide a mask nose bridge body transverse adding device to solve the problems that in the prior art, the mask nose bridge body adding speed is slow, bending deformation, position deviation and direction deflection are easy to occur in the high-speed cutting and conveying processes, so that inaccuracy in the position and the placement angle of the nose bridge body added into the mask body material can be caused, the production stability and the product quality of the mask are affected, and the production efficiency of the mask is reduced.
In order to achieve the above purpose, it is necessary to provide a mask nose bridge body transverse adding device, which comprises a continuous feeding assembly, a stopping assembly, an intermittent feeding assembly, a material guiding assembly and a cutting feeding assembly which are sequentially arranged;
The continuous feeding assembly comprises a first fixed roller and a first movable roller, an annular groove is formed in the outer roller surface of the first fixed roller, a convex ring is arranged on the outer roller surface of the first movable roller, the convex ring is inserted into the annular groove, and a gap for a nose bridge material to pass through is formed between the annular groove and the convex ring;
the retaining assembly comprises a retaining block which is rotatably fixed on the frame and is pressed on a nose bridge material passing below the retaining block;
The intermittent feeding assembly comprises a second fixed roller and a second movable roller, an annular groove is formed in the outer roller surface of the second fixed roller, a convex ring is arranged on the outer roller surface of the second movable roller, a notch is formed in the convex ring, and the arc length of the convex ring between the notches is the same as the length of a nose bridge to be added;
The guide assembly comprises a cutting board and a guide seat, one end of the cutting board is close to the joint surface of the second fixed roller and the second movable roller, the other end of the cutting board extends to the cutting and feeding assembly, the guide seat is fixed on the cutting board, and a strip-shaped guide groove is formed in the surface, facing the cutting board, of the guide seat;
The cutting feeding assembly comprises a mandrel, a cutting blade, a material guiding plate and at least two beating plates, wherein the cutting blade and the beating plates are sleeved on the mandrel, the cutting blade is arranged at one end of the mandrel, which is close to the material guiding assembly, the outer edge of the cutting blade is provided with a cutting edge, the outer edge of the beating plates is provided with a boss, the cutting edge and the boss are arranged in a staggered mode, and the material guiding plate is located below the mandrel and is flush with the chopping board.
As a preferable structure of the invention, the device also comprises a steering wheel, wherein the steering wheel is arranged between the continuous feeding component and the stopping component, an annular groove is formed on the outer roller surface of the steering wheel, and the steering wheel is used for vertically steering nose bridge materials between the continuous feeding component and the intermittent feeding component.
As a preferable structure of the invention, at least two notches are arranged on the convex ring of the second movable roller, and the arc length of the convex ring between the adjacent notches is the same as the length of the nose bridge to be added.
As a preferable structure of the invention, the outer edge of the cutting blade is provided with at least two cutting edges, the cutting edges are uniformly distributed, and the section of each cutting edge is wedge-shaped.
As a preferable structure of the invention, the outer edge of the beating plate is provided with at least two bosses which are uniformly distributed.
As a preferable structure of the invention, one side of the strip-shaped guide groove close to the intermittent feeding component is provided with a horn mouth, and the larger end of the horn mouth faces the intermittent feeding component.
As a preferable structure of the invention, one end of the chopping board extending to the cutting and feeding assembly is provided with a knife anvil, and the knife anvil is detachably connected with the chopping board through a screw.
As a preferable structure of the invention, the continuous feeding mechanism further comprises a first adjusting component, wherein the first adjusting component is connected with the first movable roller, and the first adjusting component is used for adjusting the center distance between the first movable roller and the first fixed roller.
As a preferable structure of the present invention, the convex ring outer circle of the first movable roller is provided with a pattern, and the convex ring outer circle of the second movable roller is provided with a pattern.
As a preferable structure of the invention, the continuous feeding mechanism further comprises a second adjusting component, the second adjusting component is connected with the second movable roller, and the second adjusting component is used for adjusting the center distance between the second movable roller and the second fixed roller.
Unlike the prior art, the advantages of the above technical solution are as follows: the invention relates to a mask nose bridge body transverse adding device which comprises a continuous feeding component, a stopping component, an intermittent feeding component, a material guiding component and a cutting feeding component which are sequentially arranged, wherein nose bridge materials firstly enter the continuous feeding component and are conveyed through a gap between an annular groove of a first fixed roller and a convex ring of a first movable roller, secondly, the nose bridge materials pass through the stopping component, a stopping block is pressed on the nose bridge materials passing below the stopping block, then the nose bridge materials enter the intermittent feeding component, are conveyed through a gap between an annular groove of a second fixed roller and a convex ring of a second movable roller, then enter the material guiding component, the nose bridge materials are conveyed forwards along a cutting board and enter the strip-shaped guide groove of a guide seat, and finally enter the cutting feeding component, when a spindle drives a cutter blade to cut the nose bridge materials into a formed nose bridge body, the second movable roller drives the convex ring to rotate to be separated from the gap, and the nose bridge materials are instantaneously fed, and intermittent feeding is realized. The bridge material is conveyed to the stock guide, the mandrel drives the beating plate to rotate, the boss is contacted with the bridge body at intervals, and the bridge body is beaten from the stock guide to the mask body, so that the addition of the mask bridge body is completed. In this scheme, in the transportation process of bridge of the nose body material, carry out spacing transportation direction and then avoid bridge of the nose body material to take place position offset and direction beat in transportation, cutting off the in-process through the annular groove on the running roller cooperation, simultaneously under the effect of stopping the back subassembly, at the moment that intermittent type pay-off subassembly stopped the pay-off, can effectively prevent bridge of the nose body material to retract, prevent bridge of the nose body material bending, do not influence the continuous high-speed transportation of bridge of the nose body material simultaneously, and realize transversely adding the bridge of the nose body, compare with the longitudinal addition bridge of the nose body, the addition distance shortens by a wide margin, the addition speed improves by a wide margin, thereby effectively improved the gauze mask production speed, stability and the quality of gauze mask production have been guaranteed.
Drawings
Fig. 1 is a schematic diagram of a front view structure of an embodiment of a device for adding a nose bridge of a mask according to the present invention;
fig. 2 is a schematic front view of an embodiment of a device for adding a nose bridge of a mask according to the present invention;
Fig. 3 is a schematic top view of an embodiment of a guide holder in a lateral nose bridge adding device of a mask according to the present invention;
Fig. 4 is a schematic diagram of a front view of an embodiment of a beating plate in a lateral adding device for a nose bridge of a mask according to the present invention;
Fig. 5 is a schematic diagram of a front view structure of an embodiment of a cutter blade in a device for adding a nose bridge of a mask according to the present invention;
fig. 6 is a schematic view of the cross-sectional structure in the direction A-A in fig. 5.
Reference numerals illustrate:
100. A continuous feeding assembly;
110. a first fixed roller;
120. A first movable roller;
130. a first adjustment assembly;
200. a backstop assembly; 210. a stop block;
300. an intermittent feeding assembly;
310. a second fixed roller;
320. A second movable roller;
330. A second adjustment assembly;
400. A material guiding component;
410. Cutting boards;
420. A guide seat; 421. a strip-shaped guide groove; 422. a horn mouth;
430. A knife anvil;
500. Cutting and feeding components; 510. a mandrel; 520. a cutting blade; 530. a material guide plate; 540. beating the plate;
600. a steering wheel;
700. A nose bridge body;
800. A mask body;
A. The nose bridge material conveying direction;
B. The mask body conveying direction.
Detailed Description
In order to describe the technical content, constructional features, achieved objects and effects of the technical solution in detail, the following description is made in connection with the specific embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 6, the present invention discloses a mask nose bridge transverse adding device, which is used for transversely adding a nose bridge material to a specific position on a mask body 800 material in a mask production process, so that a nose bridge 700 is arranged on a mask produced and formed finally, thereby improving the tightness between the mask and the face of a user when the user wears the mask, and improving the protection effect. Specifically, the device comprises a continuous feeding assembly 100, a stop assembly 200, an intermittent feeding assembly 300, a material guiding assembly 400 and a cutting feeding assembly 500 which are sequentially arranged;
The continuous feeding mechanism is used for conveying raw materials of the nose bridge material to a later working procedure so as to facilitate cutting and adding of the nose bridge material. Specifically, the continuous feeding assembly 100 includes a first fixed roller 110 and a first movable roller 120, an annular groove is formed on an outer roller surface of the first fixed roller 110, a convex ring is disposed on an outer roller surface of the first movable roller 120, the convex ring is inserted into the annular groove, and a gap for a nose bridge material to pass through is formed between the annular groove and the convex ring; the first fixed roller 110 and the first movable roller 120 in the continuous feeding assembly 100 are engaged, and the relative rotation between the two rollers is engaged, so that the nose bridge material can be conveyed forward. The annular groove formed on the first fixed roller 110 may be used for the nose bridge material to pass through, and the convex ring formed on the outer roller surface of the first movable roller 120 is inserted into the annular groove, so that the nose bridge material can be effectively limited from being shifted or deflected in direction during the conveying process.
The check assembly 200 is used to prevent retraction of nose bridge material that has passed over the check assembly 200. Specifically, the retaining assembly 200 includes a retaining block 210, the retaining block 210 is rotatably fixed on the frame, and the retaining block 210 is pressed on the nose bridge material passing under the retaining block 210; in a specific embodiment, a conveying plate is disposed below the retaining assembly 200, and the distance from the rotation center of the retaining block 210 to the conveying plate is smaller than the distance from the rotation center to the corner of the retaining block 210 near the conveying plate. When the nose bridge material is conveyed along the conveying direction, the stop block 210 is attached to the nose bridge material, so that the normal movement of the nose bridge material to the intermittent feeding assembly 300 is not affected. When the intermittent feeding assembly 300 stops feeding, the nose bridge material retracts to drive the stop block 210 to rotate anticlockwise, so that the edge angle of the stop block 210 abuts against the conveying plate, and the nose bridge material is tightly pressed between the stop block 210 and the conveying plate, so that the nose bridge material is prevented from bending, and the quality of the formed nose bridge 700 is prevented from being affected.
The intermittent feed assembly 300 is used for intermittent delivery of nose bridge material to facilitate subsequent cutting of the nose bridge material into a shaped nose bridge and to provide additional working time for the nose bridge to add to the mask body 800. Specifically, the intermittent feeding assembly 300 includes a second fixed roller 310 and a second movable roller 320, an annular groove is formed on an outer roller surface of the second fixed roller 310, a convex ring is disposed on an outer roller surface of the second movable roller 320, a gap is formed on the convex ring, and an arc length of the convex ring between the gaps is the same as a length of the nose bridge 700 to be added; the second fixed roller 310 and the second movable roller 320 in the intermittent feeding assembly 300 are engaged, and the relative rotation between the two rollers is engaged, so that the nose bridge material can be conveyed forward. The annular groove formed on the second fixed roller 310 may be used for the nose bridge material to pass through, and the convex ring formed on the outer roller surface of the second movable roller 320 is inserted into the annular groove, so that the nose bridge material can be effectively limited from being shifted or deflected in direction during the conveying process. In addition, the convex ring has a gap, that is, the convex ring on the second movable roller 320 is in a non-closed ring shape, when the second movable roller 320 drives the convex ring to rotate until the gap contacts with the nose bridge material, feeding is stopped instantaneously to realize intermittent feeding, so that the time for cutting the shaped nose bridge and attaching the shaped nose bridge to the mask body 800 material is reserved for the nose bridge material which passes through the material guiding assembly 400.
The guide assembly 400 is used to ensure that the nose bridge material is not shifted or deflected during delivery of the nose bridge material from the intermittent feed assembly 300 to the cutting feed assembly 500. Specifically, the guiding assembly 400 includes a cutting board 410 and a guiding seat 420, one end of the cutting board 410 is close to the joint surface of the second fixed roller 310 and the second movable roller 320, the other end extends to the cutting and feeding assembly 500, the guiding seat 420 is fixed on the cutting board 410, and a strip guiding groove 421 is formed on the board surface of the guiding seat 420 facing the cutting board 410; the anvil 410 acts as a support mechanism for the load bearing of nose bridge material and the mounting of the guide shoe 420. The guide seat 420 is provided with a strip-shaped guide groove 421, so that the nose bridge material is not changed in state when being used under the limit of the strip-shaped guide groove 421. Preferably, the guide seat 420 is fixed to the anvil 410 by screws, so as to facilitate assembly, disassembly and replacement.
The cutting feed assembly 500 is used to cut the unitary nose bridge material into shaped nose bridges while the shaped nose bridge 700 is added laterally to the mask body 800. Specifically, the cutting and feeding assembly 500 includes a mandrel 510, a cutting blade 520, a guide plate 530 and at least two flappers 540, the cutting blade 520 and the flappers 540 are sleeved on the mandrel 510, the cutting blade 520 is arranged at one end of the mandrel 510 close to the guide assembly 400, a cutting edge is arranged at the outer edge of the cutting blade 520, a boss is arranged at the outer edge of the flappers 540, the cutting edge and the boss are arranged in a staggered manner, and the guide plate 530 is positioned below the mandrel 510 and is flush with the chopping board 410. The spindle 510 serves as a rotation shaft of the cutting feed assembly 500 for driving the cutting blade 520 and the tapping plate 540 to rotate. The partial area on the outer edge of the cutting blade 520 is provided with a blade, when the blade rotates to the point that the blade is in contact with the nose bridge material, and when the blade is not in contact with the nose bridge material, other areas on the outer edge of the blade are not in contact with the nose bridge material, so that the nose bridge material conveyed by the material guide assembly 400 is conveniently conveyed to the material guide plate 530. The flapping plate 540 is used for flapping the nose bridge formed after cutting to a specific position of the mask body 800, so as to facilitate the attachment of the nose bridge of the mask. Specifically, a boss is disposed in a partial area of the outer edge of the beating plate 540, and when the beating plate 540 rotates to the boss to contact with the nose bridge, the nose bridge material is beaten onto the mask body 800 by the material guiding plate 530. In a preferred embodiment, by adjusting the staggered positions of the blades on the blade 520 and the bosses on the flap 540 so that the blades cut into four fifths of the nose bridge material, the bosses come into contact with the nose bridge, making the addition of the nose bridge more efficient and stable.
Preferably, in actual production and use, the rotation speed of the two rollers of the intermittent feeding assembly 300 is faster than that of the rollers in the continuous feeding assembly 100, so that the excessive material generated when the intermittent feeding assembly 300 stops feeding (when the continuous feeding assembly 100 continuously feeds) can be taken away, the accumulation is avoided, the nose bridge material can be tensioned, the bending deformation possibly generated due to the accumulation is corrected, and the processing quality of the nose bridge is improved.
In this embodiment, the device includes a continuous feeding assembly 100, a stop assembly 200, an intermittent feeding assembly 300, a guiding assembly 400 and a cutting feeding assembly 500 that are sequentially arranged, as in the conveying direction shown in fig. 2a, nose bridge material firstly enters into the continuous feeding assembly 100, is conveyed through a gap between an annular groove of a first fixed roller 110 and a convex ring of a first movable roller 120, secondly, nose bridge material passes through the stop assembly 200, a stop block 210 is pressed on nose bridge material passing below the stop block, then nose bridge material enters into the intermittent feeding assembly 300, is conveyed through a gap between an annular groove of a second fixed roller 310 and a convex ring of a second movable roller 320, a gap is formed in the convex ring of an outer roller surface of the second movable roller 320, when the second movable roller 320 drives the convex ring to rotate to the gap and the nose bridge material, the material is fed by the guide assembly 400, secondly, nose bridge material enters into the guide assembly 410 along a gap between an annular groove of the first fixed roller 110, and is conveyed through the stop block 210, finally, the cutter blade is driven to rotate to the nose bridge material to the gap between the guide seat 420, and the cutter blade is driven to rotate to the gap to be contacted with the nose bridge material when the cutter blade 520, and finally, the cutter blade is driven to rotate to the nose bridge material to the gap to be contacted with the nose bridge material to the gap to the nose bridge material to be cut, and the cutter blade is contacted with the nose bridge material to the gap to the blade to be cut and the material to be cut, and the material is instantaneously cut and conveyed by the blade to be cut and the material to be cut and conveyed. The nose bridge body material is conveyed to the material guide plate, the mandrel drives the beating plate to rotate, the boss is in spaced contact with the nose bridge body, in actual production, the mask body 800 moves along the direction shown by B, and the nose bridge body is beaten from the material guide plate 530 to the mask body 800, so that the addition of the nose bridge body of the mask is completed. In this scheme, in the transportation process of bridge of the nose body material, carry out spacing transportation direction through the annular groove on the running roller and bulge loop cooperation and then avoid bridge of the nose body material to take place position offset and direction beat in transportation, cut off the in-process, simultaneously under the effect of stopping subassembly 200, at the moment that intermittent feeding subassembly 300 stopped the pay-off, can effectively prevent bridge of the nose body material to retract, prevent bridge of the nose body material bending, do not influence the continuous high-speed transportation of bridge of the nose body material simultaneously, and realize transversely adding the bridge of the nose body, compare with the longitudinal addition bridge of the nose body, the stroke shortens by a wide margin, the addition speed improves by a wide margin, thereby effectively improving gauze mask production speed, guaranteed the stability and the quality of gauze mask production.
In the preferred embodiment shown in fig. 1, the anvil 410 is provided with an anvil 430 at an end extending to the cutting feed assembly 500, and the anvil 430 is detachably coupled to the anvil 410 by screws. The knife anvil has the same effect as a cutting board, but the knife anvil is made of hard and wear-resistant materials, and is locked on the cutting board made of common steel by a screw, so that the use cost can be saved. And after the knife anvil is dulled after long-time use, the knife anvil can be disassembled, sharpened and reused, so that the use cost is further reduced. Of course, in other embodiments, the anvil may be of high quality steel, and need not be a knife anvil.
Referring to fig. 1 and 2, as a preferred structure of the present invention, the apparatus further includes a steering wheel 600, an annular groove is formed on an outer roller surface of the steering wheel 600, the steering wheel 600 is disposed between the continuous feeding assembly 100 and the stopping assembly 200, and the steering wheel 600 is used for vertical steering of nose bridge material between the continuous feeding assembly 100 and the intermittent feeding assembly 300. The steering wheel 600 is configured to provide a vertical steering of the nose bridge material delivery angle of 90 °. Compared with the linear feeding mode, when the intermittent feeding assembly 300 stops feeding, the nose bridge material which is vertically turned can release the excessive nose bridge material continuously conveyed by the continuous feeding assembly 100 in the reverse direction of the feeding direction, and the nose bridge material cannot be bent, so that the cutting precision of the nose bridge is ensured.
In a specific embodiment, at least two notches are formed on the convex ring of the second movable roller 320, and the arc length of the convex ring between adjacent notches is the same as the length of the nose bridge to be added. Specifically, the number of the gaps can be selected according to the length of the nose bridge body, so that the arc length of the convex ring between the adjacent gaps is the same as the length of the nose bridge body, the nose bridge body material is not in contact with the second movable roller 320 at the gap of the convex ring due to the rotation of the movable roller, and the feeding is stopped instantaneously, so that the subsequent cutting and feeding assembly 500 can cut the nose bridge body material conveniently.
In some preferred embodiments shown in fig. 4 and 5, the outer edge of the cutter blade 520 is provided with at least two cutting edges, and the cutting edges are uniformly distributed, and the cross section of the cutting edges is wedge-shaped. At least two blades are arranged on the outer edge of the cutter blade 520, which is beneficial to improving the cutting efficiency of nose bridge materials. Preferably, at least two bosses are disposed on the outer edge of the beating plate 540, and the bosses are uniformly distributed. So that with boss and cutting edge dislocation set, provide the cutting efficiency of bridge of the nose body material, improve the shaping bridge of the nose body simultaneously and pat the efficiency that drops for the production speed of gauze mask is higher. Preferably, the beating plate 540 can be made of nylon, plastic, or other materials.
Referring to fig. 1 and 3, as a preferred embodiment of the present invention, a bell mouth 422 is formed on a side of the strip-shaped guiding groove 421 near the intermittent feeding assembly 300, and a larger end of the bell mouth 422 faces the intermittent feeding assembly 300. The strip-shaped guiding groove 421 is provided with a flare 422 on a side close to the intermittent feeding assembly 300, and can be used for guiding nose bridge materials to smoothly enter the strip-shaped guiding groove 421. The width and depth of the strip-shaped guiding groove 421 can be slightly larger than the width and thickness of the nose bridge in actual production, so that the nose bridge can be ensured to pass smoothly, and the deflection and deflection of the nose bridge can be limited. Ensuring that the nose bridge is added to the mask body 800 material at the correct location and angle.
Referring to fig. 1 and 2, as a preferred embodiment of the present invention, the continuous feeding mechanism further includes a first adjusting assembly 130, the first adjusting assembly 130 is connected to the first movable roller 120, and the first adjusting assembly 130 is used for adjusting a center distance between the first movable roller 120 and the first fixed roller 110. The first adjusting component 130 is connected with the first movable roller 120, and the center distance between the two rollers is adjusted by adjusting the position of the first movable roller 120, so that the nose bridge material conveying working pressure can be adjusted, nose bridge materials with different thicknesses can be adapted, and the use is more convenient. In actual production, the width and depth of the annular groove on the first fixed roller 110 need to be selected according to the specification of the nose bridge material, and the width of the annular groove needs to be ensured to be slightly larger than the width of the nose bridge material, and the depth is larger than the thickness of the nose bridge material. Preferably, the convex ring of the first movable roller 120 is provided with a pattern on the outer circle. The patterns can be used for increasing friction coefficient, preventing slipping and being more beneficial to conveying nose bridge materials.
In the embodiment shown in fig. 1 and 2, the continuous feeding mechanism further includes a second adjusting assembly 330, where the second adjusting assembly 330 is connected to the second movable roller 320, and the second adjusting assembly 330 is used for adjusting the center distance between the second movable roller 320 and the second fixed roller 310. The second adjusting component 330 is connected with the second movable roller 320, and the center distance between the two rollers is adjusted by adjusting the position of the second movable roller 320, so that the nose bridge material conveying working pressure can be adjusted, the nose bridge material with different thicknesses can be adapted, and the use is more convenient. In actual production work, the width and the depth of the annular groove on the second fixed roller are required to be selected and set according to the specification of the nose bridge material, the width of the annular groove is required to be ensured to be slightly larger than the width of the nose bridge material, and the depth is required to be larger than the thickness of the nose bridge material. Preferably, the convex ring of the second movable roller 320 is provided with a pattern on the outer circle. The patterns can be used for increasing friction coefficient, preventing slipping and being more beneficial to conveying nose bridge materials.
It should be noted that, although the foregoing embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concepts of the present invention, alterations and modifications to the embodiments described herein, or equivalent structures or equivalent flow transformations made by the present description and drawings, apply the above technical solutions directly or indirectly to other relevant technical fields, all of which are included in the scope of protection of the present patent.
Claims (10)
1. The device is characterized by comprising a continuous feeding assembly, a stopping assembly, an intermittent feeding assembly, a material guiding assembly and a cutting feeding assembly which are sequentially arranged;
The continuous feeding assembly comprises a first fixed roller and a first movable roller, an annular groove is formed in the outer roller surface of the first fixed roller, a convex ring is arranged on the outer roller surface of the first movable roller, the convex ring is inserted into the annular groove, and a gap for a nose bridge material to pass through is formed between the annular groove and the convex ring;
the retaining assembly comprises a retaining block which is rotatably fixed on the frame and is pressed on a nose bridge material passing below the retaining block;
The intermittent feeding assembly comprises a second fixed roller and a second movable roller, an annular groove is formed in the outer roller surface of the second fixed roller, a convex ring is arranged on the outer roller surface of the second movable roller, a notch is formed in the convex ring, and the arc length of the convex ring between the notches is the same as the length of a nose bridge to be added;
The guide assembly comprises a cutting board and a guide seat, one end of the cutting board is close to the joint surface of the second fixed roller and the second movable roller, the other end of the cutting board extends to the cutting and feeding assembly, the guide seat is fixed on the cutting board, and a strip-shaped guide groove is formed in the surface, facing the cutting board, of the guide seat;
The cutting and feeding assembly comprises a mandrel, a cutting blade, a material guiding plate and at least two beating plates, wherein the cutting blade and the beating plates are sleeved on the mandrel, the cutting blade is arranged at one end of the mandrel, which is close to the material guiding assembly, the outer edge of the cutting blade is provided with a cutting edge, the outer edge of the beating plates is provided with a boss, the cutting edge and the boss are arranged in a staggered mode, and the material guiding plate is positioned below the mandrel and is flush with the chopping board;
The cutting device comprises a cutting and feeding assembly, a cutting blade, a cutting plate, a cutting blade, a nose bridge body material, a cutting plate, a cutting blade, a cutting plate and a material guiding plate, wherein the cutting plate is arranged below a mandrel and is flush with the cutting plate, the mandrel is used as a rotating shaft of the cutting and feeding assembly and used for driving the cutting blade and the cutting plate to rotate, a part of area on the outer edge of the cutting blade is provided with the cutting edge, when the cutting edge rotates to contact with the nose bridge body material, the cutting edge does not contact with the nose bridge body material, other areas on the outer edge of the cutting blade do not contact with the nose bridge body material, the nose bridge body material conveyed by the material guiding assembly is conveniently conveyed onto the material guiding plate, and the cutting plate is used for beating the nose bridge body formed after cutting to drop to a specific position of the mask body;
the nose bridge material is conveyed forward along the cutting board, enters the strip-shaped guide groove of the guide seat to be conveyed in a limiting mode, finally enters the cutting and feeding assembly, the nose bridge material is conveyed to the guide plate, the mandrel drives the cutting blade and the beating plate to rotate, when the cutting blade rotates to contact the nose bridge material, the mandrel drives the cutting blade to rotate to cut the nose bridge material into a formed nose bridge, and the second movable roller drives the convex ring to rotate to a gap to be separated from contact with the nose bridge material, and feeding is stopped instantaneously to achieve intermittent feeding.
2. The mask nose bridge transverse adding device according to claim 1, further comprising a steering wheel, wherein an annular groove is formed in an outer roller surface of the steering wheel, the steering wheel is arranged between the continuous feeding assembly and the stop assembly, and the steering wheel is used for vertical steering of nose bridge materials between the continuous feeding assembly and the intermittent feeding assembly.
3. The mask nose bridge transverse adding device according to claim 1 or 2, wherein at least two notches are formed in the convex ring of the second movable roller, and the arc length of the convex ring between every two adjacent notches is the same as the length of the nose bridge to be added.
4. The mask nose bridge transverse adding device according to claim 1, wherein at least two cutting edges are arranged on the outer edge of the cutting blade, the cutting edges are uniformly distributed, and the cross section of each cutting edge is wedge-shaped.
5. The mask nose bridge transverse adding device according to claim 1, wherein at least two bosses are arranged on the outer edge of the beating plate, and the bosses are uniformly distributed.
6. The mask nose bridge transverse adding device according to claim 1, wherein a horn mouth is formed on one side of the strip-shaped guide groove, which is close to the intermittent feeding assembly, and the larger end of the horn mouth faces the intermittent feeding assembly.
7. The mask nose bridge transverse adding device according to claim 1, wherein a knife anvil is arranged at one end of the cutting board extending to the cutting and feeding assembly, and the knife anvil is detachably connected with the cutting board through a screw.
8. The mask nose bridge lateral adding device of claim 7, wherein the continuous feeding assembly further comprises a first adjusting assembly, the first adjusting assembly is connected with the first movable roller, and the first adjusting assembly is used for adjusting the center distance between the first movable roller and the first fixed roller.
9. The mask nose bridge transverse adding device according to claim 1, wherein the convex ring outer circle of the first movable roller is provided with a pattern, and the convex ring outer circle of the second movable roller is provided with a pattern.
10. The mask nose bridge lateral adding device according to claim 9, wherein the continuous feeding assembly further comprises a second adjusting assembly, the second adjusting assembly is connected with the second movable roller, and the second adjusting assembly is used for adjusting the center distance between the second movable roller and the second fixed roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010676122.8A CN111904077B (en) | 2020-07-14 | 2020-07-14 | Mask nose bridge body transverse adding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010676122.8A CN111904077B (en) | 2020-07-14 | 2020-07-14 | Mask nose bridge body transverse adding device |
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| Publication Number | Publication Date |
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| CN111904077A CN111904077A (en) | 2020-11-10 |
| CN111904077B true CN111904077B (en) | 2024-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010676122.8A Active CN111904077B (en) | 2020-07-14 | 2020-07-14 | Mask nose bridge body transverse adding device |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212414896U (en) * | 2020-07-14 | 2021-01-29 | 三明市锐格模切科技有限公司 | Horizontal device that adds of gauze mask nose bridge body |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GR900100242A (en) * | 1989-04-07 | 1991-09-27 | Johnson & Johnson Medical | Electrostatically loaded mask for covering the face and method for fabricating it |
| CN208338953U (en) * | 2018-04-28 | 2019-01-08 | 汕头市泰恩康医用器材厂有限公司 | A kind of full-automatic mask production line |
| CN111202293A (en) * | 2020-03-24 | 2020-05-29 | 广东正业科技股份有限公司 | a mask machine |
| CN111361169B (en) * | 2020-04-27 | 2021-11-02 | 龙海市安得马富机械有限公司 | Mask nose bridge strip feeding assembly and welding production line adopting same |
| CN111374378B (en) * | 2020-05-29 | 2020-08-21 | 潍坊铭远印刷机械有限公司 | Mask processing machine and nose bridge strip positioning and placing process |
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2020
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212414896U (en) * | 2020-07-14 | 2021-01-29 | 三明市锐格模切科技有限公司 | Horizontal device that adds of gauze mask nose bridge body |
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