CN214724548U - Straw bevel connection cutting mechanism - Google Patents

Abstract

The utility model discloses a straw cuts bevel connection mechanism, including the frame plate, rotatable round cutter axle and the cutter roller axle that extends along the horizontal direction that is equipped with on the frame plate, the both ends of round cutter axle and cutter roller all outwards stretch out, the fixed suit of end circle cutter dish is stretched out to the preceding end of round cutter axle, the end connection circle sword driving motor is stretched out to the back, the fixed suit of end cutter roller subassembly is stretched out to the preceding end of cutter roller, the end connection cutter roller driving motor is stretched out to the back, cutter roller subassembly includes first cutter roller and second cutter roller, it is first, the roll surface of second cutter roller is equipped with straw support groove, circumference is equipped with the oblique opening with circle cutter blade sword cutting part shape adaptation on the straw support groove of first cutter roller, oblique opening and circle cutter dish rotate the tip that tangent straw that will support in straw support groove and cut into the bevel connection. This application work efficiency is high, cutting accuracy is high, and the cutting quality is good.

Description

Straw bevel connection cutting mechanism

Technical Field

The utility model relates to a straw equipment for packing, concretely relates to straw cuts bevel connection mechanism.

Background

Before packaging, the end of the straw needs to be subjected to bevel cutting treatment to form a sharp opening, so that the straw is convenient to use. The oblique-mouth cutting mechanism is an important mechanism arranged on the straw packaging machine, the working efficiency and the cutting quality of the oblique-mouth cutting mechanism directly influence the efficiency and the packaging quality of the straw packaging machine, and therefore the straw oblique-mouth cutting mechanism which is reasonable in structure and high in working efficiency is designed to have important significance for improving the quality of the straw packaging machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a straw cuts bevel connection mechanism, it is applied to among the straw packagine machine, and this mechanism work efficiency is high, and the cutting quality is good.

The utility model adopts the technical proposal that:

a straw bevel-cutting mechanism comprises a frame plate, wherein a circular cutter shaft and a cutter roller shaft which extend along the horizontal direction are rotatably arranged on the frame plate, two ends of the circular cutter shaft and two ends of the cutter roller shaft extend outwards, a circular cutter disc is fixedly sleeved at the front extending end of the circular cutter shaft, the rear extending end of the circular cutter shaft is connected with a circular cutter driving motor, and the circular cutter driving motor drives the circular cutter shaft to rotate; the front extending end of the cutter roll shaft is fixedly sleeved with the cutter roll assembly, the rear extending end of the cutter roll shaft is connected with a cutter roll driving motor, and the cutter roll driving motor drives the cutter roll shaft to rotate; the cutter roll assembly comprises a first cutter roll and a second cutter roll, a plurality of straw supporting grooves are axially arranged on the roll surfaces of the first cutter roll and the second cutter roll in a through mode, the straw supporting grooves are evenly distributed along the circumferential direction of the roll surface of the cutter roll, the straw supporting grooves of the first cutter roll and the second cutter roll are identical in structure and are arranged in a one-to-one mode, an inclined opening matched with the shape of the cutter edge of the circular cutter disc is circumferentially arranged on the straw supporting groove of the first cutter roll, and the end portion of a straw supported in the straw supporting groove is cut into an inclined opening in a tangent mode by the rotation of the first cutter roll and the circular cutter disc.

By adopting the technical scheme, the cutter roller driving motor drives the cutter roller assembly to rotate, the suction pipe is clamped in the suction pipe supporting grooves of the first cutter roller and the second cutter roller and synchronously rotates along with the cutter roller assembly, the circular cutter driving motor drives the circular cutter disc to rotate, the cutting edge part of the circular cutter disc is inserted into the inclined opening of the first cutter roller in the rotating process of the circular cutter disc, and the cutting edge part rotates to be tangent with the inclined opening to cut the end part of the suction pipe supported in the suction pipe supporting groove into the inclined opening. The rotating speed adaptation of the circular cutter disc and the cutter roller is controlled by controlling the cutter roller driving motor and the circular cutter driving motor, the cutter roller rotates for a circle to complete the inclined cutting of a plurality of straws, and the working efficiency is high. The structural design of the suction pipe supporting groove and the inclined opening can stably support a plurality of suction pipes, and the inclined opening of the suction pipe has high cutting precision and good cutting quality.

Further, the depth of the inclined opening is greater than that of the straw supporting groove. The cutter edge part of the circular cutter head is ensured to penetrate through the diameter of the suction pipe, and the cutting quality is high.

Furthermore, the front side surface of the inclined opening is a vertical surface, the rear side surface of the inclined opening is an inclined surface, the vertical surface is connected with the inclined surface through a plane, and the plane is the bottom surface of the inclined opening; the bottom surface vertically extends towards the center of the first cutter roller to form an annular groove with a rectangular section. The friction between the blade part and the bottom surface of the inclined opening when the circular cutter disc is inserted into the inclined opening can be avoided, and the cutting precision can be further improved.

Further, the second cutter roller comprises a suction pipe supporting part and a roller body fixing part, a suction pipe supporting groove is formed in the suction pipe supporting part, the suction pipe supporting part is formed by radially protruding the one end of the roller body fixing part outwards, a mounting hole is formed in the center of the roller body fixing part, the second cutter roller passes through the mounting hole fixing sleeve which is arranged on the cutter roller shaft, and the first cutter roller is fixedly sleeved on the roller body fixing part of the second cutter roller. The first cutter roller and the second cutter roller are installed into a component, so that the installation quality and the installation efficiency can be improved.

Further, the cutter roller assembly further comprises a third cutter roller, the third cutter roller is located on the rear side of the second cutter roller, and the third cutter roller, the first cutter roller and the second cutter roller support the suction pipe together. The roll surface of the third cutter roll can be provided with a wider suction pipe supporting groove for supporting the U-shaped suction pipe, so that the practicability of the device is improved.

Furthermore, a check ring is arranged on the rear side of the third cutter roller, and the front side surface of the check ring abuts against the rear end of the suction pipe and is used for positioning the axial position of the suction pipe. The positioning stability of the suction pipe is improved, and the cutting quality is improved.

The utility model has the advantages that: this application is through the rotational speed adaptation of control cutter roller driving motor and circular knife driving motor control circle blade disc and cutter roller, and the cutter roller rotates the bevel connection that cuts that a plurality of straws can be accomplished to a week, and work efficiency is high. The structural design of the suction pipe supporting groove and the inclined opening can stably support a plurality of suction pipes, and the inclined opening of the suction pipe has high cutting precision and good cutting quality.

Drawings

Fig. 1 is a schematic structural view of the straw bevel-cutting mechanism of the present invention.

Fig. 2 is a schematic structural view of a second cutter roll of the present invention.

Fig. 3 is a side view of fig. 2.

Fig. 4 is a partially enlarged view of a portion a in fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and a preferred embodiment.

Referring to fig. 1 to 4, the embodiment provides a straw bevel-cutting mechanism, which includes a frame plate 1, a circular cutter shaft 2 and a cutter roller shaft 3 extending along a horizontal direction are rotatably disposed on the frame plate, two ends of the circular cutter shaft 2 and the cutter roller shaft 3 both extend outwards, a circular cutter head 4 is fixedly sleeved on a front extending end of the circular cutter shaft 2, a circular cutter driving motor 5 is connected to a rear extending end of the circular cutter shaft, and the circular cutter driving motor 5 drives the circular cutter shaft 2 to rotate; the front extending end of the cutter roll shaft 3 is fixedly sleeved with a cutter roll assembly 6, the rear extending end of the cutter roll shaft is connected with a cutter roll driving motor 7, and the cutter roll driving motor 7 drives the cutter roll shaft 3 to rotate; cutter roll subassembly 6 includes first cutter roll 61 and second cutter roll 62, and the equal axial of the roll surface of first cutter roll and second cutter roll link up and is equipped with a plurality of straw supporting grooves, straw supporting groove is along cutter roll surface circumference evenly distributed, and the straw supporting groove structure of first cutter roll and second cutter roll is the same and the one-to-one setting, and circumference is equipped with the oblique opening 612 with circular cutter head cutting edge portion shape adaptation on the straw supporting groove 611 of second cutter roll, and first cutter roll 61 rotates tangent tip with circular cutter head 4 that will support straw 9 in the straw supporting groove and cuts into the bevel connection. The structure and connection of the components are explained in detail below.

The frame plate 1 is a mounting bracket of a packaging mechanism, a film covering mechanism and a cutting mechanism of the straw packaging machine. The circular knife shaft 2 and the cutter roller shaft 3 are rotatably arranged in the frame plate 1 through bearings, the circular knife driving motor 5 and the cutter roller driving motor 7 are fixedly arranged on the rear side of the frame plate 1 through bolts respectively, and the motor shaft extends forwards to be coaxially and fixedly connected with the circular knife shaft 2 and the cutter roller shaft 3 respectively.

Preferably, the second cutter roll 62 includes a suction pipe supporting portion on which a suction pipe supporting groove is provided and a roll body fixing portion formed by radially outwardly protruding one end of the roll body fixing portion, and a mounting hole through which the second cutter roll is fixedly fitted on the cutter roll shaft 3 is provided at the center of the roll body fixing portion. The central part of first cutter roller 61 is equipped with the through-hole of taking the keyway, and the external diameter adaptation of through-hole diameter and the roll body fixed part of second cutter roller 62, first cutter roller 61 suit is on the roll body fixed part of second cutter roller 62, and the relative rotation of first cutter roller 61 and second cutter roller 62 is injectd through the key, through the radial displacement of set screw fixed first cutter roller 61. The first cutter roller and the second cutter roller are installed into a component, so that the installation quality and the installation efficiency can be improved.

Preferably, a plurality of straw supporting grooves 61 penetrate through the roller surface of the first cutter roller in the axial direction, the straw supporting grooves 61 are evenly distributed along the roller surface of the cutter roller in the circumferential direction, inclined openings 612 matched with the shape of the cutter edge of the circular cutter disc are circumferentially arranged on the straw supporting grooves 611, the depth of each inclined opening 612 is larger than that of each straw supporting groove 611, the cutter edge of the circular cutter disc penetrates through the diameter of the straw, and cutting quality is high. The front side surface of the oblique opening 612 is a vertical surface 6121, the rear side surface is an oblique surface 6122, the vertical surface 6121 is connected with the oblique surface 6122 through a plane 6123, the plane 6123 is the bottom surface of the oblique opening, and the bottom surface vertically extends towards the center of the first cutter roller 61 to form an annular groove with a rectangular cross section. The friction between the blade part and the bottom surface of the inclined opening when the circular cutter disc is inserted into the inclined opening can be avoided, and the cutting precision can be further improved.

Preferably, the cutter roller assembly 6 further comprises a third cutter roller 63, the third cutter roller 63 is fixedly sleeved on the cutter roller shaft 3 and is positioned at the rear side of the second cutter roller 62, the roller surface of the third cutter roller 63 is provided with a wider suction pipe support groove capable of accommodating the U-shaped part of the U-shaped suction pipe, and the single pipe of the U-shaped suction pipe is supported by the first cutter roller 61 and the second cutter roller 62. The provision of the third cutter roll 63 improves the utility of the apparatus.

Preferably, the cutter roller assembly 6 further comprises a retainer ring 64, the retainer ring 64 is fixedly sleeved on the cutter roller shaft 3 and is positioned at the rear side of the third cutter roller 63, and the front side surface of the retainer ring 64 abuts against the rear end of the suction pipe 9 for positioning the axial position of the suction pipe 2. The positioning stability of the suction pipe is improved, and the cutting quality is improved.

This application during operation, cutter roller driving motor 7 drive cutter roller subassembly 6 rotates, and straw 9 card is held and is followed cutter roller subassembly synchronous rotation in straw support groove 611, and circle sword driving motor 5 drive circle blade dish 4 rotates, and circle blade dish 4 rotates in-process its cutting edge portion and inserts in the oblique opening 612 of first cutter roller 61, and circle blade dish 4 rotates tangent tip that will support the straw 9 in straw support groove with first cutter roller 61 and cuts into the bevel connection.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and the improvements and modifications are also within the protection scope of the present invention.

Claims (6)

1. A straw bevel-cutting mechanism comprises a frame plate and is characterized in that a circular cutter shaft and a cutter roller shaft which extend along the horizontal direction are rotatably arranged on the frame plate, two ends of the circular cutter shaft and the cutter roller shaft extend outwards, a circular cutter disc is fixedly sleeved at the front extending end of the circular cutter shaft, the rear extending end of the circular cutter shaft is connected with a circular cutter driving motor, and the circular cutter driving motor drives the circular cutter shaft to rotate; the front extending end of the cutter roll shaft is fixedly sleeved with the cutter roll assembly, the rear extending end of the cutter roll shaft is connected with a cutter roll driving motor, and the cutter roll driving motor drives the cutter roll shaft to rotate; the cutter roll assembly comprises a first cutter roll and a second cutter roll, a plurality of straw supporting grooves are axially arranged on the roll surfaces of the first cutter roll and the second cutter roll in a through mode, the straw supporting grooves are evenly distributed along the circumferential direction of the roll surface of the cutter roll, the straw supporting grooves of the first cutter roll and the second cutter roll are identical in structure and are arranged in a one-to-one mode, an inclined opening matched with the shape of the cutter edge of the circular cutter disc is circumferentially arranged on the straw supporting groove of the first cutter roll, and the end portion of a straw supported in the straw supporting groove is cut into an inclined opening in a tangent mode by the rotation of the first cutter roll and the circular cutter disc.

2. The straw-cutting bevel mechanism as claimed in claim 1, wherein the bevel opening has a depth greater than the depth of the straw-supporting groove.

3. The straw bevel cutting mechanism according to claim 2, wherein the front side surface of the bevel opening is a vertical surface, the rear side surface of the bevel opening is an inclined surface, the vertical surface is connected with the inclined surface through a plane, and the plane is the bottom surface of the bevel opening; the bottom surface vertically extends towards the center of the first cutter roller to form an annular groove with a rectangular section.

4. The suction pipe bevel cutting mechanism according to claim 1, wherein the second cutter roller includes a suction pipe supporting portion having a suction pipe supporting groove and a roller body fixing portion formed by protruding radially outward from one end of the roller body fixing portion, a mounting hole is formed at a center of the roller body fixing portion, the second cutter roller is fixedly fitted to the cutter roller shaft through the mounting hole, and the first cutter roller is fixedly fitted to the roller body fixing portion of the second cutter roller.

5. The straw bevel cutting mechanism as in claim 1, wherein the cutter roller assembly further comprises a third cutter roller, the third cutter roller being located behind the second cutter roller, the third cutter roller supporting the straw together with the first cutter roller and the second cutter roller.

6. The straw bevel cutting mechanism according to claim 5, wherein a retainer ring is provided at a rear side of the third cutter roll, and a front side surface of the retainer ring abuts against a rear end of the straw for positioning an axial position of the straw.

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