CN213679021U

CN213679021U - Mask production line

Info

Publication number: CN213679021U
Application number: CN202021961334.2U
Authority: CN
Inventors: 张小聪
Original assignee: Fujian Zhiyou Industrial Co ltd
Current assignee: Fujian Zhiyou Industrial Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-07-13
Anticipated expiration: 2030-09-09

Abstract

The utility model relates to a mask production line, which mainly solves the problem that the tension degree is difficult to control in the process of unwinding the fabric in the mask production line in the prior art, and the fabric is easy to break, and comprises a frame, an unwinding device arranged on the frame according to the production line, a nose bridge strip installation device, a first edge sealing device, an ear band installation device, a cover body folding device, a second edge sealing device, a cutting device and an output device, wherein the unwinding device comprises a positive integer number of unwinding rollers and a driving device, the unwinding rollers comprise a left roller body and a right roller body, the left roller body and the right roller body are rotatably sleeved with a barrel body through a bearing, the unwinding rollers are provided with an adjusting device for adjusting the rotation of the barrel body, the barrel body is provided with two clamping blocks, the clamping blocks are provided with a threaded hole along the radial direction of the barrel body, the clamping blocks are in threaded connection with the threaded hole, a first spring is sleeved between the rack and one of the clamping blocks close to the rack on the barrel.

Description

Mask production line

Technical Field

The utility model relates to a mask production line.

Background

At present, when the mask acts in the epidemic period of respiratory infectious diseases or in the environment polluted by dust, germs, dust and the like in the air enter the lung of a human body through breathing, so that the body is seriously damaged, and the mask can play a certain role in filtering when being worn. The mask structure comprises a mask body which is formed by compounding multiple layers of materials and is used for covering the mouth and the nose of a human body, ear belts which are arranged on the two transverse sides of the mask body, and a nose bridge strip which is arranged on the mask body. Most of the existing masks adopt equipment to realize automatic production, such as Chinese patent application numbers: 202010397846.9 discloses a KN95 gauze mask manufacturing line, including the surface fabric supply frame that sets gradually, bridge of the nose strip supply station, gauze mask spouts the word station, gauze mask ear line processing station, the fifty percent discount station, vertical banding station and finished product cutting station, its detailed gauze mask production line structure that discloses, wherein, surface fabric supply frame includes a plurality of surface fabric pivot, and the surface fabric pivot rotates with the feed driving piece to be connected, the surface fabric is placed in the surface fabric pivot, rotate through feed driving piece drive surface fabric pivot and realize the blowing, however, the surface fabric of preparation gauze mask body is formed by the multilayer surface fabric complex, the conveying speed and the opening degree of different types of surface fabric in transportation process are all different, and current gauze mask production line does not set up the surface fabric overspeed device tensioner and is used for keeping the rate of tension of surface fabric, make under the equipment trouble, cause the fracture of surface.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a mask production line, it has mainly solved among the prior art mask production line surface fabric and has unreeled in-process rate of tension uncontrollable, easily causes the cracked problem of surface fabric.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mask production line comprises a rack, an unreeling device, a nose bridge strip installing device, a first edge sealing device, an ear band installing device, a mask body doubling device, a second edge sealing device, a cutting device and an output device, wherein the unreeling device, the nose bridge strip installing device, the first edge sealing device, the ear band installing device, the mask body doubling device, the second edge sealing device, the cutting device and the output device are arranged on the rack according to a production line, the unreeling device comprises a positive integer number of unreeling rollers which are rotatably arranged on the rack and a driving device for driving the unreeling rollers to rotate, the unreeling rollers comprise a left roller body and a right roller body which are mutually separated and symmetrically arranged, a barrel body is rotatably sleeved on the left roller body and the right roller body through bearings, an adjusting device for adjusting the rotation of the barrel body is arranged on the unreeling rollers, two clamping blocks are symmetrically arranged on the barrel body, a first spring is sleeved between the rack and one of the clamping blocks close to the rack on the barrel.

Further, the adjusting device comprises a rotating shaft which is arranged on the left roller body and the right roller body in a penetrating way along the axial direction of the roller body, one end of the rotating shaft penetrates through the right roller body and is provided with a rotating handle, the rotating shaft limits the axial sliding of the left roller body, the right roller body and the rotating shaft through a limiting block, an external thread is arranged on the rotating shaft between the left roller body and the right roller body, an adjusting block is sleeved on the rotating shaft, which is in threaded connection with the external thread, the adjusting block is in a round table structure, the right roller body is provided with a connecting seat, a through hole is arranged on the connecting seat along the radial direction of the cylinder body, a mandril is arranged in the through hole in a penetrating way, one end of the ejector rod is abutted against the outer surface of the adjusting block, one side of the ejector rod, which is far away from the adjusting block, is respectively provided with a convex ring and a second spring, one end of the second spring is abutted against the convex ring, the other end of the second spring is provided with a wear-resistant block, and the second spring is abutted against the inner surface of the barrel.

Furthermore, the two clamping blocks comprise a locking part, a clamping part and a supporting part which are integrally connected, the threaded hole is formed in the locking part, and an inclined surface is formed in the clamping part.

By adopting the technical scheme, the beneficial effects of the utility model are that: the mask production line greatly reduces the weight of the unwinding roller and reduces the inertia acting force of braking and stopping through the left roller body and the right roller body which are separated from each other and are symmetrically arranged, in addition, the friction force between the left roller body, the right roller body and the roller body is adjusted through the adjusting device, specifically, the second spring is abutted against the convex ring and the wear-resistant block, the lower end of the ejector rod is always abutted against the adjusting block under the action of the convex block, the friction force between the ejector rod and the adjusting block is larger, in the process of rotating the rotating shaft through the friction force, the adjusting block rotates along the radial direction of the rotating shaft due to the threaded connection between the rotating shaft and the adjusting block, so the distance between the convex ring and the wear-resistant block is adjusted, the elastic force of the second spring is changed, the friction force between the wear-resistant block and the roller body is adjusted, the roller body rotates along with the left roller body and the right roller body, when the left roller, the cloth is clamped through the first spring and the clamping block, the cloth is unreeled in the rotating process of the cylinder, and the cylinder and the wear-resistant block slide relatively under the condition that the tension of the cloth is increased, so that the tension of the cloth is adjusted, and the cloth is prevented from being broken; further, press from both sides tight piece and include locking portion, clamping part and the supporting part of body coupling, thereby have a better centre gripping cloth on inclined plane through the clamping part to realize pressing from both sides the fixed of tight piece through threaded rod and screw hole threaded connection, thereby better fixed mounting cloth.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an unwinding roller according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of the unwinding roller in the embodiment of the present invention.

Detailed Description

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

The embodiment of the utility model provides a do:

referring to fig. 1, 2 and 3, a mask production line includes a frame 1, and an unwinding device 2, a nose bridge strip mounting device 3, a first edge sealing device 4, an ear band mounting device 5, a mask body folding device 6, a second edge sealing device 7, a cutting device 8 and an output device 9 which are arranged on the frame 1 according to a production line, wherein the unwinding device 2 includes a positive integer number of unwinding rollers 20 which are rotatably arranged on the frame 1 and a driving motor (not shown) which drives the unwinding rollers 20 to rotate, the unwinding rollers 20 include a left roller body 21 and a right roller body 22 which are separated from each other and symmetrically arranged, a cylinder body 24 is rotatably sleeved on the left roller body 21 and the right roller body 22 through a bearing 23, an adjusting device which adjusts the rotation of the cylinder body 24 is arranged on the unwinding rollers 20, two clamping blocks 25 are symmetrically arranged on the cylinder body 24, and each clamping block 25 includes a locking portion 251, a locking portion, a nose bridge strip, The clamping device comprises a clamping part 252 and a supporting part 253, wherein the clamping part 252 is provided with an inclined surface 254, a threaded hole 26 is formed in the locking part 251 along the radial direction of the cylinder 24, the threaded hole 26 is in threaded connection with a threaded rod 27, the inner end of the threaded hole is abutted against the cylinder 24 to realize the fixed connection of the clamping block 25 and the cylinder 24, and a first spring 28 is sleeved on the cylinder 24 between the rack 1 and one of the clamping blocks 25 close to the rack 1.

In this embodiment, the adjusting device includes a rotating shaft 30 passing through the left roller body 21 and the right roller body 22 along the axial direction of the cylinder 24, one end of the rotating shaft 30 passes through the right roller body 22 and is provided with a rotating handle 31, the rotating shaft 30 is limited by a limiting block 32 to axially slide the left roller body 21, the right roller body 22 and the rotating shaft 30, an external thread 33 is arranged on the rotating shaft 30 and located between the left roller body 21 and the right roller body 22, an adjusting block 34 is sleeved on the rotating shaft 30 and is in threaded connection with the external thread 33, the adjusting block 34 is in a truncated cone structure, the right roller body 22 is provided with a connecting seat 35, a through hole 36 is arranged on the connecting seat 35 along the radial direction of the cylinder 24, an ejector rod 37 passes through the through hole 36, one end of the ejector rod 37 abuts against the outer surface of the adjusting block 34, one side of the ejector rod 37 far away from the adjusting block 34, one end of the second spring 39 abuts against the convex ring 38, and the other end thereof is provided with a wear-resistant block 40, and abuts against the inner surface of the cylinder 24 through the second spring 39.

The utility model discloses a working method is: this gauze mask production line, through left roll body 21 and right roll body 22 that the looks mutual separation and be the symmetry setting, thereby greatly reduced unreels the weight of roller 20, reduce its inertia effort of stopping, and adjust the frictional force between left roll body 21, right roll body 22 and the barrel 24 through adjusting device, concretely, support and lean on bulge loop 38 and wear-resisting piece 40 through second spring 39, under the effect of lug 38, make the lower extreme of ejector pin 37 support and lean on regulating block 34 all the time, and the frictional force on ejector pin 37 and regulating block 34 is great, make the in-process of rotating pivot 30 through this frictional force, because pivot 30 and regulating block 34 threaded connection, make regulating block 34 rotate along the radial direction of pivot 30, thereby adjust the distance between bulge loop 38 and wear-resisting piece 40, make the elastic force of second spring 39 change, and then adjust the frictional force between wear-resisting piece 40 and the barrel 24, the cylinder body 24 rotates along with the left roller body 21 and the right roller body 22, when cloth is placed on the cylinder body 24 to be unreeled, the cloth is clamped through the first spring 28 and the clamping block 25, the cloth is unreeled in the rotating process of the cylinder body 24, and when the tension of the cloth is increased, the cylinder body 24 and the wear-resisting block 40 slide relatively, so that the tension of the cloth is adjusted, and the cloth is prevented from being broken; the clamping block 25 comprises a locking part 251, a clamping part 252 and a supporting part 253 which are integrally connected, the clamping part 252 is provided with an inclined surface 254 so as to better clamp cloth, and the threaded rod 27 is in threaded connection with the threaded hole 26 so as to fix the clamping block 25, so that the cloth is better fixedly installed.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a gauze mask production line, includes the frame and locates unwinding device, nose bridge strip installation device, first banding device, ear area installation device, the cover body fifty percent discount device, second banding device, cutting device, output device in the frame according to the assembly line, its characterized in that: unwinding device is including rotationally being equipped with the positive integer root in the frame and unreeling roller pivoted drive arrangement is unreeled in drive, unreel the roller and include left roll body and the right roll body that alternate segregation just is the symmetry and sets up, rotationally the cover is equipped with the barrel through the bearing on left side roll body and the right roll body, it adjusts barrel pivoted adjusting device to unreel to be provided with on the roller, it is equipped with two tight pieces of clamp to be symmetrical distribution cover on the barrel, it is equipped with a screw hole along the radial direction of barrel to press from both sides tight piece, through threaded rod and screw hole threaded connection, makes its inner end support and leans on realizing pressing from both sides tight piece and barrel fixed connection on the barrel, it is equipped with first spring to lie in the frame and be close to one of them between pressing.

2. The mask production line according to claim 1, characterized in that: the adjusting device comprises a rotating shaft which is arranged on the left roller body and the right roller body in a penetrating way along the axial direction of the roller body, one end of the rotating shaft penetrates through the right roller body and is provided with a rotating handle, the rotating shaft limits the axial sliding of the left roller body, the right roller body and the rotating shaft through a limiting block, an external thread is arranged on the rotating shaft between the left roller body and the right roller body, an adjusting block is sleeved on the rotating shaft, which is in threaded connection with the external thread, the adjusting block is in a round table structure, the right roller body is provided with a connecting seat, a through hole is arranged on the connecting seat along the radial direction of the cylinder body, a mandril is arranged in the through hole in a penetrating way, one end of the ejector rod is abutted against the outer surface of the adjusting block, one side of the ejector rod, which is far away from the adjusting block, is respectively provided with a convex ring and a second spring, one end of the second spring is abutted against the convex ring, the other end of the second spring is provided with a wear-resistant block, and the second spring is abutted against the inner surface of the barrel.

3. The mask production line according to claim 1 or 2, characterized in that: the clamping blocks comprise a locking part, a clamping part and a supporting part which are integrally connected, the threaded hole is formed in the locking part, and an inclined plane is formed in the clamping part.