CN219117819U

CN219117819U - Automatic cutting and conveying device for mask melt-blown layer processing

Info

Publication number: CN219117819U
Application number: CN202223437173.9U
Authority: CN
Inventors: 杨文娟; 和妍春; 毛祥东; 刘晶
Original assignee: Dinair Development AB
Current assignee: Dinair Development AB
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-02
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses an automatic cutting and conveying device for processing a melt-blown layer of a mask, which belongs to the field of melt-blown cloth cutting and comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a cutting table, the top of the supporting plate is fixedly sleeved with an electric push rod, the bottom of a bracket is movably sleeved with a rotating shaft, the outer part of the rotating shaft is movably sleeved with a blade, one side of the rotating shaft is fixedly connected with a cutting motor, the bottom of a connecting plate is movably sleeved with an extrusion cylinder, and two sides of the top of the bottom plate are respectively provided with a driving mechanism; this automatic transmission device that cuts that gauze mask melt blown layer processing was used through setting up cutting motor, pivot and blade, can drive pivot and blade through the drive and rotate cutting motor, makes the blade rotatory cut on melt blown cloth, prevents when cutting melt blown cloth, only relies on the removal of melt blown cloth to make melt blown cloth cut, leads to the rough problem of side cut, has brought convenience for melt blown cloth's cutting.

Description

Automatic cutting and conveying device for mask melt-blown layer processing

Technical Field

The utility model belongs to the technical field of melt-blown fabric cutting, and particularly relates to an automatic cutting and conveying device for processing a melt-blown layer of a mask.

Background

The medical mask and N95 mask are composed of a spun-bonded layer, a melt-blown layer and a spun-bonded layer, wherein the melt-blown layer is the material of the most core of the mask and is processed by melt-blown cloth, the melt-blown cloth is the material which takes polypropylene as the main raw material, the fiber diameter of the melt-blown cloth can reach 0.5-10 microns, the air filtering performance is very good, and the melt-blown cloth plays an irreplaceable role by the strong filtering performance in the season of high incidence of viruses.

According to the automatic cutting and conveying device for processing the melt-blown cloth with the authorized publication number of CN216836438U, although the technical scheme of the patent has the functions of cutting melt-blown cloth with different sizes and adjusting the tightness degree of the melt-blown cloth according to actual demands, the phenomenon of wrinkling of the melt-blown cloth is avoided, and the cutting effect is poor, the technical scheme of the patent has the following defects in the actual use process: when cutting the melt-blown cloth, the cutting knife relies on the pulling force of the winding wheel to the melt-blown cloth to enable the melt-blown cloth to move, and the melt-blown cloth is cut when contacting the cutting knife, so that the cutting edge of the melt-blown cloth after cutting is rough and influences the processing of the subsequent melt-blown cloth, and meanwhile, when adjusting the cutting size of the melt-blown cloth, the cutting knife is synchronously and oppositely moved, so that the melt-blown cloth with the same size can only be cut, and the melt-blown cloth with different sizes cannot be cut in the device.

Disclosure of Invention

The utility model aims to provide an automatic cutting and conveying device for processing a melt-blown layer of a mask, which aims to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatic transmission that cuts that gauze mask melt blown layer processing was used, includes the bottom plate, the top fixedly connected with of bottom plate cuts the platform, the positive fixedly connected with backup pad of cutting the platform, the top of backup pad is fixed to be cup jointed the electric putter, the bottom fixedly connected with support of electric putter, the bottom activity of support has cup jointed the pivot, the outside activity of pivot has cup jointed the blade, one side of blade passes through the outside of bolt fastening in the pivot, one side fixedly connected with of pivot cuts the motor, one side fixedly connected with at one side of support of motor cuts, the both sides fixedly connected with connecting plate of support bottom, the bottom activity of connecting plate has cup jointed the extrusion section of thick bamboo, the both sides at bottom plate top are provided with actuating mechanism respectively.

As a preferred implementation mode, one side fixedly connected with lift storehouse at cutting bench top, the top fixedly connected with elevator motor in lift storehouse, fixedly connected with screw rod on elevator motor's the output shaft, the outside screw thread of screw rod has cup jointed the lifter block, the positive fixedly connected with lifter roller of lifter block.

As a preferred implementation mode, the driving mechanism comprises a bearing plate, a retractable wheel is movably sleeved at the top of the bearing plate, a driven gear is fixedly connected to one side of the retractable wheel, a retractable motor is fixedly connected to the front face of the bearing plate, and a driving gear is fixedly connected to an output shaft of the retractable motor.

As a preferred embodiment, the top of the cutting table is provided with through grooves, the through grooves are positioned below the blades, the number of the blades is three, and the bottom of the blades is provided with melt blown cloth.

As a preferred embodiment, the rotation directions of the output shafts of the two electric power receiving and discharging machines are opposite, and the rotation speed values of the output shafts of the two electric power receiving and discharging machines are identical.

As a preferred embodiment, the driving gear is in gear engagement with the driven gear.

Compared with the prior art, the utility model has the beneficial effects that:

according to the automatic cutting and conveying device for processing the melt-blown layer of the mask, the cutting motor, the rotating shaft and the blades are arranged, the rotating shaft and the blades can be driven to rotate by driving the cutting motor to rotate, so that the blades can rotationally cut on the melt-blown cloth, the problem that the cut edge is rough due to the fact that the melt-blown cloth is cut only by the movement of the melt-blown cloth when the melt-blown cloth is cut is prevented, and convenience is brought to the cutting of the melt-blown cloth;

according to the automatic cutting and conveying device for processing the melt-blown layer of the mask, through the arrangement of the bolts, the position of the blade on the rotating shaft can be adjusted through the bolts, so that the phenomenon that melt-blown cloth with the same size can only be cut when the cutting size of the melt-blown cloth is changed is avoided, and convenience is brought to cutting melt-blown cloth with different sizes;

this automatic transmission device that cuts that gauze mask melt-blown layer processing was used through setting up screw rod, elevator motor, elevating block and lifting roller, can rise or descend through driving elevator motor rotation drive elevating block and lifting roller to change the elasticity degree of melt-blown cloth when cutting, prevent to melt-blown cloth and cut incomplete, the problem of partial adhesion of cutting that the in-process looseness leads to, brought the facility for the elasticity degree of adjustment melt-blown cloth when cutting.

Drawings

FIG. 1 is a schematic front view of the structure of the present utility model;

FIG. 2 is a partial cross-sectional view of the structure of the present utility model;

FIG. 3 is a side cross-sectional view of a support plate in the construction of the present utility model;

FIG. 4 is a side cross-sectional view of a carrier plate in the structure of the present utility model;

fig. 5 is a schematic perspective view of a bracket in the structure of the present utility model.

In the figure: 1. a bottom plate; 2. a cutting table; 3. a support plate; 4. an electric push rod; 5. a bracket; 6. a rotating shaft; 7. a blade; 8. a bolt; 9. cutting a motor; 10. a connecting plate; 11. an extrusion cylinder; 12. lifting the bin; 13. a lifting motor; 14. a screw; 15. a lifting block; 16. a lifting roller; 17. a carrying plate; 18. a retractable wheel; 19. a driven gear; 20. a winding and unwinding motor; 21. a driving gear.

Detailed Description

The utility model is further described below with reference to examples.

The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.

Referring to fig. 2, 3 and 5, the utility model provides an automatic cutting and conveying device for processing a melt-blown layer of a mask, which comprises a bottom plate 1, wherein the top of the bottom plate 1 is fixedly connected with a cutting table 2, the front of the cutting table 2 is fixedly connected with a supporting plate 3, an electric push rod 4 can be fixedly sleeved on the top of the supporting plate 3 for cutting melt-blown cloth, the bottom of the electric push rod 4 is fixedly connected with a bracket 5, the bottom of the bracket 5 is movably sleeved with a rotating shaft 6, the outer part of the rotating shaft 6 is movably sleeved with a blade 7, one side of the blade 7 is fixed on the outer part of the rotating shaft 6 through a bolt 8, one side of the rotating shaft 6 is fixedly connected with a cutting motor 9, one side of the cutting motor 9 is fixedly connected with one side of the bracket 5, two sides of the bottom of the bracket 5 are fixedly connected with connecting plates 10, and the bottom of the connecting plates 10 is movably sleeved with an extrusion cylinder 11; the cutting motor 9 is started, the output shaft of the cutting motor 9 rotates, the rotating shaft 6 is driven to rotate, the blade 7 is driven to rotate, the push rod of the electric push rod 4 is pushed out, the support 5 is enabled to descend, the rotating shaft 6 and the connecting plate 10 are driven to descend, the blade 7 and the extrusion barrel 11 are driven to descend, the melt-blown fabric is cut through to the bottom of the blade 7, and the purpose of cutting the melt-blown fabric is achieved.

Referring to fig. 1 and 2, in order to adjust tightness degree of the melt-blown fabric in the cutting process, a lifting bin 12 may be fixedly connected to one side of the top of the cutting table 2, a lifting motor 13 is fixedly connected to the top of the lifting bin 12, a screw 14 is fixedly connected to an output shaft of the lifting motor 13, a lifting block 15 is sleeved on an external thread of the screw 14, and a lifting roller 16 is fixedly connected to the front surface of the lifting block 15; the lifting motor 13 is started, so that an output shaft of the lifting motor 13 rotates to drive the screw 14 to rotate, and the lifting block 15 and the lifting roller 16 are driven to move up and down, and the tightness degree of the melt-blown cloth can be adjusted by adjusting the height of the lifting roller 16 because the melt-blown cloth is positioned at the top of the lifting roller 16, so that the purpose of adjusting the tightness degree of the melt-blown cloth in the cutting process is achieved.

Referring to fig. 1 and 4, in order to enable the melt-blown fabric to be transported, wound and rolled up after being cut, driving mechanisms are respectively arranged at two sides of the top of the bottom plate 1, wherein each driving mechanism comprises a bearing plate 17, a winding and unwinding wheel 18 is movably sleeved at the top of the bearing plate 17, a driven gear 19 is fixedly connected to one side of the winding and unwinding wheel 18, a winding and unwinding motor 20 is fixedly connected to the front surface of the bearing plate 17, and a driving gear 21 is fixedly connected to an output shaft of the winding and unwinding motor 20; one of the winding and unwinding wheels 18 is wound with uncut melt-blown cloth, one end of the melt-blown cloth is wound on the other winding and unwinding wheel 18, the winding and unwinding machine 20 is started, the output shaft of the winding and unwinding machine 20 rotates, the driving gear 21 is driven to rotate, the driven gear 19 and the winding and unwinding wheel 18 are driven to rotate, and the rotation directions of the output shafts of the two winding and unwinding machines 20 are opposite, so that the purpose that the melt-blown cloth is transmitted to be wound up after being cut is achieved.

The working principle and the using flow of the utility model are as follows: firstly, the cutting motor 9 is started, the output shaft of the cutting motor 9 rotates, the rotating shaft 6 is driven to rotate, the blade 7 is driven to rotate, the push rod of the electric push rod 4 is pushed out, the support 5 is enabled to descend, the rotating shaft 6 and the connecting plate 10 are driven to descend, the blade 7 and the extrusion cylinder 11 are driven to descend, the bottom of the blade 7 is enabled to cut the melt-blown fabric thoroughly, the purpose of cutting the melt-blown fabric is achieved, the lifting motor 13 is started, the output shaft of the lifting motor 13 rotates, the screw 14 is driven to rotate, the lifting block 15 and the lifting roller 16 are driven to move up and down, the tightness degree of the melt-blown fabric can be adjusted by adjusting the height of the lifting roller 16 due to the fact that the melt-blown fabric is located at the top of the lifting roller 16, the purpose of adjusting the tightness degree of the melt-blown fabric in the cutting process is achieved, one end of the melt-blown fabric is wound on the other winding and unwinding wheel 18, the winding and unwinding machine 20 is started, the output shaft of the winding and unwinding motor 20 rotates, the driving gear 21 is driven to rotate, the driven gear 19 is driven to rotate, and the two winding and unwinding directions of the melt-blown fabric are opposite to the winding and unwinding directions of the output shaft, and winding the two winding wheels are rotated, and winding the winding and winding are driven.

It should be noted that: the blade 7 cuts the melt-blown cloth, the retraction wheel 18 retracts the melt-blown cloth, and the lifting roller 16 adjusts the tightness degree of the melt-blown cloth.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic transmission device cuts that gauze mask melt blown layer processing was used, includes bottom plate (1), its characterized in that: the utility model discloses a cutting machine, including bottom plate (1), cutting machine, connecting plate (10), extrusion section of thick bamboo (11), cutting machine (9) are fixed in one side of bottom plate (7), cutting machine (2) positive fixedly connected with backup pad (3), electric push rod (4) have been cup jointed to the top of backup pad (3), the bottom fixedly connected with support (5) of electric push rod (4), pivot (6) have been cup jointed in the bottom activity of support (5), blade (7) have been cup jointed in the outside activity of pivot (6), one side of blade (7) is fixed in the outside of pivot (6) through bolt (8), one side fixedly connected with of pivot (6) cuts motor (9), one side fixedly connected with of cutting motor (9) is in one side of support (5), both sides fixedly connected with connecting plate (10) of support (5) bottom, the bottom activity of connecting plate (10) cup joints extrusion section of thick bamboo (11), the both sides at bottom plate (1) top are provided with actuating mechanism respectively.

2. An automatic cutting and conveying device for processing a melt-blown layer of a mask according to claim 1, wherein: one side fixedly connected with lift storehouse (12) at cutting platform (2) top, the top fixedly connected with elevator motor (13) in lift storehouse (12), fixedly connected with screw rod (14) on the output shaft of elevator motor (13), the outside screw thread of screw rod (14) has cup jointed elevating block (15), the positive fixedly connected with elevating roller (16) of elevating block (15).

3. An automatic cutting and conveying device for processing a melt-blown layer of a mask according to claim 1, wherein: the driving mechanism comprises a bearing plate (17), a retractable wheel (18) is movably sleeved at the top of the bearing plate (17), a driven gear (19) is fixedly connected to one side of the retractable wheel (18), a retractable motor (20) is fixedly connected to the front side of the bearing plate (17), and a driving gear (21) is fixedly connected to an output shaft of the retractable motor (20).

4. An automatic cutting and conveying device for processing a melt-blown layer of a mask according to claim 1, wherein: the top of cutting platform (2) has seted up logical groove, logical groove is located the below of blade (7), the quantity of blade (7) is three, and the bottom of blade (7) is provided with the melt-blown cloth.

5. An automatic cutting and conveying device for processing a melt-blown layer of a mask according to claim 3, wherein: the rotation directions of the output shafts of the two winding and unwinding motors (20) are opposite, and the rotation speed values of the output shafts of the two winding and unwinding motors (20) are consistent.

6. An automatic cutting and conveying device for processing a melt-blown layer of a mask according to claim 3, wherein: the driving gear (21) is meshed with the driven gear (19).