CN112441471B - A nasal strip delivery device - Google Patents

Abstract

The invention relates to the technical field of mask machine equipment, in particular to a nose strip conveying device, which includes a frame and a material rack, a material guide mechanism, a nose strip straightening mechanism and a nose strip shearing mechanism all installed on the frame; the material rack is used for loading wrapping materials, and the wrapping materials enter the nose strip straightening mechanism after passing through the material guide mechanism, and the nose strip straightening mechanism flattens and straightens the wrapping materials before entering the nose strip shearing mechanism, and the nose strip shearing mechanism is used to cut the wrapping materials into segments. The invention has a novel structure and ingenious design. The flexible material is installed in the material rack and is led out from the material rack through the material guide mechanism. The material guide mechanism has the effect of guiding and tensioning the flexible material, and then enters the nose belt straightening mechanism to straighten the flexible material. After straightening, the flexible material enters the nose belt shearing mechanism, cuts it into segments, and sends it to the subsequent equipment for processing. It has a high degree of automation, reduces manual participation, improves work efficiency, is reliable in structure, is convenient to use, and avoids bending of the flexible material.

Description

A nasal strip delivery device

technical field

The invention relates to the technical field of mask machine equipment, in particular to a nose strip conveying device.

Background technique

In the field of mask machinery technology, usually the wrapping material (nose strap) needs to be stored in a rotatable shelf device first when being transported, and then the wrapping material (nose strap) is sent to the nose strap shearing mechanism for shearing. During this process, the wrapping material (nose strap) is prone to collapse, insufficient tension or bending of the wrapping material (nose strap), which affects the processing of subsequent equipment and affects work efficiency.

Contents of the invention

Aiming at the problems of the prior art, the present invention provides a nasal strip conveying device with a novel structure and ingenious design. The flexible material is installed in the material rack and exported from the material rack through the material guide mechanism. The material guide mechanism plays a role in guiding and tensioning the flexible material, and then enters the nose strip straightening mechanism to straighten the flexible material.

In order to solve the above technical problems, the present invention adopts the following technical solutions:

A nasal strip conveying device provided by the present invention comprises a frame, a material rack, a material guiding mechanism, a nose strip straightening mechanism and a nose strip shearing mechanism all installed on the frame; the material rack is used for loading flexible materials, and the flexible material enters the nose strip straightening mechanism after passing through the material guiding mechanism;

Wherein, the nose strap straightening mechanism includes a straightening base and a plurality of guide wheels, and the plurality of guide wheels are arranged on the straightening base in a two-row manner, and the two rows of guide wheels are used to transmit and straighten the wrapping material; among them, a plurality of movable pressure rollers are arranged between the row of guide wheels, and the rear ends of the movable pressure rollers are rotated to set a limit slider, and the straightening base is provided with a limit chute that slides with the limit slider, and the limit slider moves up and down in the limit chute. The end of the straightening spring far away from the limiting slider is connected to the inner wall of the limiting chute.

Wherein, there are several straightening assemblies arranged between the nose strip straightening mechanism and the nose strip shearing mechanism, the straightening assembly includes a straightening roller, a straightening seat, a straightening cylinder, a straightening connecting block and a straightening roller, the straightening cylinder is installed on the straightening seat, the output end of the straightening cylinder is connected to the straightening connecting block, the straightening roller is rotatably arranged on the straightening connecting block, the straightening roller is located above the straightening shaft roller, and the straightening roller is used to slide with the straightening shaft roller Butt.

Wherein, the nose strip shearing mechanism includes a shearing base, a shearing transmission shaft, a main transmission wheel, a shearing driven wheel, a shearing driven shaft, a shearing synchronous wheel, and a shearing rotating head; several cutting knives are provided on the periphery of the shearing rotating head at equal intervals; The front end of the shaft is provided with a shearing sleeve, and the flexible material passes between the shearing head and the shearing sleeve, and the flexible material is cut into segments as the shearing head rotates.

Wherein, the two sides of the shearing base are respectively provided with an inlet channel and an outlet channel, and the inlet channel and the outlet channel are set correspondingly; the outlet of the inlet channel and the inlet of the outlet channel are aligned with the gap between the shearing head and the shearing sleeve.

Wherein, the material guiding mechanism includes several material guiding shaft rollers, and the material guiding shaft rollers are rotatably arranged on the frame;

The material guide mechanism also includes a material guide tension control assembly, the material guide tension control assembly includes a rotating drive member and a tension support, the tension support is rotatably provided with several tension guide rollers, and the rotation drive is used to drive the tension support to rotate.

Wherein, the material rack includes a screw sleeve, a position adjustment mechanism arranged at the coaxial position of the outer end and the screw sleeve, and a material tray and a tension adjustment mechanism both arranged on the outer periphery of the position adjustment mechanism, the tension adjustment mechanism is used to adjust the tension of the winding material, and the position adjustment mechanism is used to adjust the position of the feed tray.

Wherein, the position adjustment mechanism is coaxially arranged on the outer end of the screw sleeve, the position adjustment mechanism includes a screw rod and a first bearing, the threaded end of the screw rod is screwed into the threaded hole of the screw sleeve; the position of the charging tray can be adjusted by rotating the screw rod; the first bearing is movably sleeved on the outer periphery of the screw rod.

Wherein, the position adjustment mechanism further includes a sliding sleeve, and the material tray and the tension adjustment mechanism are both installed on the outer circle of the sliding sleeve;

The material tray includes an inner tensioning part, an outer clamping part and a rotating sleeve, the inner tensioning part and the outer clamping part are both arranged on the outer circle of the rotating sleeve, and both ends of the inner wall of the rotating sleeve are provided with rolling bearings, and the rotating sleeve is sleeved on the outer circle of the sliding sleeve through rolling bearings;

When the flexible material is conveyed, both the inner tensioning part and the outer clamping part rotate with the rotation of the rotating sleeve.

Wherein, the tension adjustment mechanism is installed at the end of the rotating sleeve, the tension adjustment mechanism includes an adjustment nut, a compression spring, a retaining ring and a rubber pad, the adjustment nut is screwed to the outer end of the sliding sleeve, the compression spring is sleeved on the outer circumference of the sliding sleeve and is located between the adjustment nut and the retaining ring, the retaining ring is movably sleeved on the outer circumference of the sliding sleeve, and the rubber pad is sleeved on the outer circumference of the sliding sleeve and is located between the retaining ring and the rotating sleeve.

Beneficial effects of the present invention:

The present invention has a novel structure and ingenious design. The flexible material is installed in the material rack and led out from the material rack through the material guide mechanism. The material guide mechanism has the effect of guiding and tensioning the flexible material, and then enters the nose belt straightening mechanism to straighten the flexible material. The straightened flexible material enters the nose belt shearing mechanism to be cut into segments and sent to the subsequent equipment for processing. The degree of automation is high, reducing manual participation, improving work efficiency, reliable structure, convenient use, and avoiding bending of the flexible material.

Description of drawings

Fig. 1 is a structural schematic diagram of a nasal strip delivery device of the present invention.

Fig. 2 is a structural schematic diagram of the nose strip straightening mechanism, the straightening assembly and the nose strip cutting mechanism of the present invention.

Fig. 3 is a structural schematic diagram of the nose strap straightening mechanism of the present invention.

Fig. 4 is a schematic structural view of the rack of the present invention.

Fig. 5 is a structural schematic diagram of another viewing angle of the material rack of the present invention.

Fig. 6 is a cross-sectional view of the material rack of the present invention.

Fig. 7 is a structural schematic view of the rack of the present invention with the fixed chuck and the movable chuck hidden.

Fig. 8 is a structural schematic diagram of the nose strip cutting mechanism of the present invention.

Fig. 9 is a structural schematic diagram of another viewing angle of the nose strip cutting mechanism of the present invention.

Reference numerals in FIGS. 1 to 9 include:

1, screw sleeve; 2, screw rod; 3, first bearing; 4, sliding sleeve; 5, rotating sleeve; 6, rolling bearing; 7, fixed chuck; 8, movable chuck; Ring; 21, rubber pad; 22, mounting hole; 23, frame; 24, material rack; 25, nose strap straightening mechanism; 26, nose strap shearing mechanism; 27, straightening base; 28, guide wheel; 29, movable pressure wheel; 30, limit slider; ; 38, straight roller; 39, shearing base; 40, shearing drive shaft; 41, main drive wheel; 42, shearing driven wheel; 43, shearing driven shaft; 44, shearing synchronous wheel; 45, shearing turning head; 46, cutting knife; 47, shearing bushing; 48, feeding channel; 49, discharging channel; 50, guide shaft roller;

Detailed ways

In order to facilitate the understanding of those skilled in the art, the present invention will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the embodiments are not intended to limit the present invention. The present invention will be described in detail below in conjunction with the accompanying drawings.

A kind of nasal band conveyor, as shown in Figure 1 to Figure 9, including rack 23 and the material rack 24 installed on the rack 23, the guide mechanism, the nasal strap straight mechanism 25, and the nasal strap shear mechanism 26; After the winding material is flat and pulls straight, enter the nasal strap shear mechanism 26, and the nasal strap shear mechanism 26 is used to cut the section of the winding material. Specifically, the present invention is novel in structure and ingenious in design. The flexible material (nose strip) is installed in the material holder 24 and is exported from the material holder 24 through the material guide mechanism. The material guide mechanism plays a role in guiding and tensioning the flexible material (nose strip), and then enters the nose strip straightening mechanism 25 to straighten the flexible material (nose strip). High efficiency, reliable structure, easy to use, and avoid bending of flexible materials.

In the nose belt delivery device described in this embodiment, the nose belt straightening mechanism 25 includes a straightening base 27 and a plurality of guide wheels 28, and the plurality of guide wheels 28 are arranged on the straightening base 27 in a two-row manner for rotation. Position chute 31, the limit slide 30 moves up and down in the limit chute 31, the lower end of the limit slide 30 is connected with a straightening spring 32, and the end of the straight spring 32 away from the limit slide 30 is connected with the inner wall of the limit chute 31.

Specifically, the nose strip straightening mechanism 25 provided above forms two rows of distribution through a plurality of guide wheels 28, and the wraparound material (nose strip) passes between the two rows of guide wheels 28 to realize the smooth and straightening of the wraparound material (nose strip). On the other hand, the tension of the flexible material (nose strip) can be increased.

A kind of nose belt conveying device described in this embodiment, there are also several straightening assemblies 33 arranged between the nose belt straightening mechanism 25 and the nose belt shearing mechanism 26. The straightening assembly 33 includes a straightening shaft roller 34, a straightening seat 35, a straightening cylinder 36, a straightening connecting block 37, and a straightening roller 38. The straightening cylinder 36 is installed on the straightening seat 35. 8 is rotatably arranged on the straightening connecting block 37 , the straightening roller 38 is located above the straightening shaft roller 34 , and the straightening roller 38 is used for sliding contact with the straightening shaft roller 34 . Specifically, the straightening cylinder 36 can drive the straightening connecting block 37 to move up and down, drive the straightening roller 38 to move up and down, and can adjust the distance between the straightening roller 38 and the straightening shaft roller 34, which is adaptable and easy to use. The straightening roller 38 is used to slide and press the winding material (nose strip) passing through the straightening shaft roller 34 to straighten and flatten the winding material (nose strip), which is convenient for subsequent processing and has a reliable structure.

In the nasal strip conveying device described in this embodiment, the nose strip shearing mechanism 26 includes a shearing base 39, a shearing drive shaft 40, a main drive wheel 41, a shearing driven wheel 42, a shearing driven shaft 43, a shearing synchronous wheel 44, and a shearing rotating head 45. A plurality of cutting knives 46 are provided on the outer periphery of the shearing rotating head 45 at equal intervals. The shearing drive shaft 40 and the shearing driven shaft 43 are both rotatably arranged on the shearing base 39. and the shearing synchronous wheel 44, the shearing synchronous wheel 44 is meshed with the shearing driven wheel 42, and the front end of the shearing driven wheel 42 is coaxially connected with the shearing head 45. The front end of the shearing transmission shaft 40 is provided with a shearing sleeve 47, and the winding material passes between the shearing head 45 and the shearing sleeve 47, and the winding material is cut into sections as the shearing head 45 rotates. Specifically, the main transmission wheel 41 is connected with the drive unit, and the main transmission wheel 41 drives the shearing transmission shaft 40 to rotate, and then drives the shearing driven shaft 43 to rotate. The shearing sleeve 47 can play the role of conveying the surrounding material (nose belt) when rotating, and the shearing rotating head 45 is located above the shearing sleeve 47. When the shearing rotating head 45 rotates, the setting of the cutter 46 can be used to cut the surrounding material (nose belt) passing through the shearing sleeve 47, which is convenient to use and has a high degree of automation.

In the nasal strip conveying device described in this embodiment, the two sides of the shearing base 39 are respectively provided with an inlet passage 48 and an outlet passage 49, and the inlet passage 48 and the outlet passage 49 are arranged correspondingly; the outlet of the inlet passage 48 and the inlet of the outlet passage 49 are aligned with the gap between the shearing head 45 and the shearing sleeve 47. Specifically, the above setting can facilitate the flexible material (nose strip) to enter the nose strip shearing mechanism 26 stably. In addition, the discharge channel 49 facilitates the discharge of the flexible material (nose strip) one by one.

In the nasal belt conveying device described in this embodiment, the material guide mechanism includes several material guide shaft rollers 50, and the material guide shaft rollers 50 are rotatably arranged on the frame 23;

The material guide mechanism also includes a material guide tension control assembly. The material guide tension control assembly includes a rotating drive member 51 and a tension support 52. The tension support 52 is rotatably provided with several tension guide rollers 53. The rotational drive member 51 is used to drive the tension support 52 to rotate.

Specifically, after the winding material (nose strip) is exported from the material rack 24, it enters the nose strip straightening mechanism 25 after passing through several material guide shaft rollers. Force control, easy to use, ensuring work stability and reliability.

In the nasal belt conveying device described in this embodiment, the material rack 24 includes a screw sleeve 1, a position adjustment mechanism arranged at the coaxial position of the outer end of the screw sleeve 1, and a material tray and a tension adjustment mechanism both arranged on the outer periphery of the position adjustment mechanism. The tension adjustment mechanism is used to adjust the tension of the wrapping material, and the position adjustment mechanism is used to adjust the position of the material tray. Specifically, the present invention has a novel structure, ingenious design, strong applicability, and improves the convenience and operation efficiency of the present invention. Under the action of the position adjustment mechanism, the material tray and the tension adjustment mechanism, it solves the problem of inconvenient loading and easy loosening of coiled materials with different sizes of inner holes or thicknesses in the traditional technology, and has high ease of use; wherein, the present invention can be fixed on the mounting surface of the frame 23 through the screw sleeve 1.

In the nasal belt conveying device described in this embodiment, the position adjustment mechanism is coaxially arranged on the outer end of the screw sleeve 1, the position adjustment mechanism includes a screw 2 and a first bearing 3, the threaded end of the screw 2 is screwed to the threaded hole of the screw sleeve 1; the position of the feeding tray is adjusted by rotating the screw 2; Specifically, wherein the first bearing 3 is located between the sliding sleeve 4 (mentioned below) and the screw 2, by rotating the screw 2, the material tray can be driven to move, so as to adjust the position distance of the material tray relative to the installation surface, which is flexible in use and strong in applicability, and can be applied to equipment and spaces of various sizes.

In the nasal belt conveying device described in this embodiment, the position adjustment mechanism further includes a sliding sleeve 4, and both the material tray and the tension adjustment mechanism are installed on the outer circle of the sliding sleeve 4;

The feed tray includes an inner tensioning part, an outer clamping part and a rotating sleeve 5, the inner tensioning part and the outer clamping part are both arranged on the outer circle of the rotating sleeve 5, both ends of the inner wall of the rotating sleeve 5 are provided with rolling bearings 6, and the rotating sleeve 5 is sleeved on the outer circle of the sliding sleeve 4 through the rolling bearings 6;

When the flexible material is conveyed, both the inner tensioning part and the outer clamping part rotate with the rotation of the rotating sleeve 5 .

Specifically, for the above-mentioned position adjustment mechanism and material tray, when the coiled material is transported on the material tray, the inner tensioning part and the outer clamping part rotate together with the rotating sleeve 5, and the inner tensioning part can be used for coiled coiled materials with different inner hole sizes to ensure tension and prevent loosening. The outer clamping part can be used for coiled coiled materials of different thicknesses, which has strong applicability.

In the nasal belt conveying device described in this embodiment, the outer clamping part includes a fixed chuck 7, a movable chuck 8, an inner chuck seat 9 and an outer chuck seat 10, the fixed chuck 7 is fixed on the outer circumference of the inner chuck seat 9, and the inner chuck seat 9 is fixedly sleeved on the outer circle of the rotating sleeve 5;

The movable chuck 8 is fixed on the outer periphery of the outer chuck seat 10, the outer chuck seat 10 is movably sleeved on the outer circle of the rotating sleeve 5, the inner chuck seat 9 and the outer chuck seat 10 are spaced apart, and the outer chuck seat 10 is provided with a locking hole 11.

Specifically, the active clamping 8 is the operating side of the invention. The operator can rotate or push the activity clamping 8 to adjust the distance between the event clamping and fixed clamping plate. You can adjust the axial position of the event clamping 8 according to the thickness of the winding material. After the position 10 of the outer clamping seat 10, the locking hole 11 locks the outer pin plate 10 with the external screws to achieve the locking of the movement of the movement of the event.

In the nasal belt conveying device described in this embodiment, the inner tensioning part includes a tensioning fixing sleeve 12 and a plurality of tensioning components evenly wound around the outer circumference of the tensioning fixing sleeve 12. The tensioning component includes a tensioning rod 13, two swinging rods 14 and two screws 15. The two screws 15 are detachably connected to both sides of the tensioning fixing sleeve 12. One end of the two swinging rods 14 is respectively connected to two screws 15 in rotation. The other ends of the two swinging rods 14 are connected to the tensioning rod 13. The two swinging rods 14 Respectively rotate around the corresponding screw 15 to make circular motion;

The fixed chuck 7 is provided with a plurality of circular arc grooves 16, the movable chuck 8 is provided with a plurality of straight waist grooves 17, the outer end of the tension rod 13 is installed in the straight waist groove 17, and the inner end of the tension rod 13 is installed in the circular arc groove 16.

Preferably, there are four tensioning components; the straight waist groove 17 can play the role of guiding and positioning, and the inner circle of the flexible material is sleeved on the outer circle formed by the four tensioning rods 13 of the four tensioning components. By rotating the movable chuck 8, the tensioning rod 13 is driven to swing, thereby adjusting the size of the outer circle formed by the four tensioning rods 13 to clamp the inner circle of the flexible material. The role of clamping.

In the nasal belt delivery device described in this embodiment, the number of the straight waist grooves 17 and the number of the arc grooves 16 are set corresponding to the number of the tension rods 13 .

In the nasal belt delivery device described in this embodiment, the tension adjustment mechanism is installed at the end of the rotating sleeve 5, the tension adjustment mechanism includes an adjustment nut 18, a compression spring 19, a retaining ring 20 and a rubber pad 21, the adjustment nut 18 is screwed to the outer end of the sliding sleeve 4, the compression spring 19 is sleeved on the outer periphery of the sliding sleeve 4 and is located between the adjustment nut 18 and the retaining ring 20, the retaining ring 20 is movably sleeved on the outer circumference of the sliding sleeve 4, and the rubber pad 21 is sleeved It is located on the outer periphery of the sliding sleeve 4 and between the retaining ring 20 and the rotating sleeve 5 . Specifically, the nut is rotated to adjust the tension of the compression spring 19, and then adjust the friction between the rubber pad 21 and the rotating sleeve 5, and finally, by adjusting the damping of the rotation of the material tray, the winding material is always in a state of tension during the conveying process, thereby achieving the purpose of adjusting the tension during the conveying process of the winding material.

In the nasal belt delivery device described in this embodiment, a plurality of installation holes 22 are provided at the inner end of the screw sleeve 1 . Specifically, the mounting holes 22 provided above cooperate with external screws to facilitate mounting the screw sleeve 1 on the mounting surface of the frame 23 .

The above is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Although the present invention is disclosed as above with preferred embodiments, it is not intended to limit the present invention. Any skilled person who is familiar with the profession, without departing from the scope of the technical solution of the present invention, may use the technical content disclosed above to make some changes or modifications to equivalent embodiments of equivalent changes. However, any simple modification, equivalent changes and modifications made to the above embodiments without departing from the technical content of the present invention, according to the technology of the present invention. within the scope of the technical program.

Claims (1)

1. A nose band delivery device, characterized in that: comprises a frame, a material rack, a material guiding mechanism, a nose belt straightening mechanism and a nose belt shearing mechanism which are all arranged on the frame; the material rack is used for loading coiled materials, the coiled materials enter a nose band straightening mechanism after passing through the material guide mechanism, the nose band straightening mechanism flattens and straightens the coiled materials and then enters a nose band shearing mechanism, and the nose band shearing mechanism is used for shearing the coiled materials into sections;

the material rack comprises a screw sleeve, a position adjusting mechanism arranged at the coaxial position of the outer end part and the screw sleeve, and a material tray and a tension adjusting mechanism which are all arranged on the periphery of the position adjusting mechanism, wherein the tension adjusting mechanism is used for adjusting the tension of coiled materials, and the position adjusting mechanism is used for adjusting the position of the material tray;

the position adjusting mechanism further comprises a sliding sleeve, and the material tray and the tension adjusting mechanism are both arranged on the outer circle of the sliding sleeve;

the charging tray comprises an inner tensioning part, an outer clamping part and a rotary sleeve, wherein the inner tensioning part and the outer clamping part are respectively arranged on the outer circle of the rotary sleeve, rolling bearings are respectively arranged at two ends of the inner wall of the rotary sleeve, and the rotary sleeve is sleeved on the outer circle of the sliding sleeve through the rolling bearings;

when the flexible material is conveyed, the inner tensioning part and the outer clamping part rotate along with the rotation of the rotary sleeve;

the inner side tensioning part comprises a tensioning fixing sleeve and a plurality of tensioning assemblies uniformly wound on the periphery of the tensioning fixing sleeve, the tensioning assemblies comprise tensioning rods, two swing rods and two screws, the two screws are detachably connected to two sides of the tensioning fixing sleeve, one ends of the two swing rods are respectively connected with the two screws in a rotating mode, the other ends of the two swing rods are respectively connected with the tensioning rods, and the two swing rods respectively rotate around the corresponding screws to do circular arc motions;

the outer clamping part comprises a fixed chuck, a movable chuck, an inner chuck seat and an outer chuck seat, wherein the fixed chuck is fixed on the periphery of the inner chuck seat, and the inner chuck seat is fixedly sleeved on the outer circle of the rotary sleeve; the movable chuck is fixed on the periphery of the outer chuck seat, the outer chuck seat is movably sleeved on the outer circle of the rotary sleeve, the inner chuck seat and the outer chuck seat are arranged at intervals, and the outer chuck seat is provided with a locking hole; the position adjusting mechanism is coaxially arranged at the outer side end part of the screw sleeve and comprises a screw rod and a first bearing, and the threaded end of the screw rod is in threaded connection with the threaded hole of the screw sleeve; the screw is rotated to adjust the position of the material tray; the first bearing is movably sleeved on the periphery of the screw rod; the first bearing is positioned between the sliding sleeve and the screw rod;

the fixed chuck is provided with a plurality of circular arc grooves, the movable chuck is provided with a plurality of straight waist grooves, the outer end of the tensioning rod is arranged in the straight waist grooves in a penetrating mode, and the inner end of the tensioning rod is arranged in the circular arc grooves in a penetrating mode;

the tension adjusting mechanism is arranged at the end part of the rotary sleeve and comprises an adjusting nut, a compression spring, a check ring and a rubber pad, wherein the adjusting nut is in threaded connection with the outer end part of the sliding sleeve, the compression spring is sleeved on the periphery of the sliding sleeve and is positioned between the adjusting nut and the check ring, the check ring is movably sleeved on the periphery of the sliding sleeve, and the rubber pad is sleeved on the periphery of the sliding sleeve and is positioned between the check ring and the rotary sleeve;

every two swing rods positioned on the same side of the tensioning fixing sleeve form a group, the two swing rods in the group are connected through an arc-shaped connecting plate, and arc-shaped connecting holes are further formed in the arc-shaped connecting plate;

the nose belt shearing mechanism comprises a shearing base, a shearing transmission shaft, a main transmission wheel, a shearing driven shaft, a shearing synchronous wheel and a shearing rotating head, wherein a plurality of cutters are arranged on the periphery of the shearing rotating head in an equidistant ring mode, the shearing transmission shaft and the shearing driven shaft are both rotationally arranged on the shearing base, the rear end of the shearing transmission shaft is sleeved with the main transmission wheel and the shearing synchronous wheel, the shearing synchronous wheel is in meshed transmission connection with the shearing driven wheel, the front end of the shearing driven wheel is coaxially connected with the shearing rotating head, a shearing shaft sleeve is arranged at the front end of the shearing transmission shaft, and a coiled material passes between the shearing rotating head and the shearing shaft sleeve and is sheared into sections along with the rotation of the shearing rotating head;

the two sides of the shearing base are respectively provided with a feeding channel and a discharging channel, and the feeding channel and the discharging channel are correspondingly arranged; and the outlet of the feeding channel and the inlet of the discharging channel are aligned with a gap between the shearing rotating head and the shearing shaft sleeve.