CN213136923U - Paper suction pipe beveling device - Google Patents

Abstract

The utility model discloses a paper straw beveling device. The beveling apparatus comprises: the paper suction pipe conveying mechanism comprises a feeding device and a conveying mechanism, wherein the conveying mechanism comprises a bearing part and a pressing part matched with the bearing part, the bearing part is provided with suction pipe grooves which are arranged at intervals and correspond to the feeding port, the pressing part is used for pressing the paper suction pipes in the suction pipe grooves, the moving direction of the paper suction pipes on the conveying mechanism is vertical to the length direction of the paper suction pipes, and the bearing part is provided with a cutting groove; the cutting device is arranged on the conveying path of the conveying mechanism corresponding to the cutting groove, and is provided with a cutter which is arranged at a preset angle with the axis of the paper suction pipe in the suction pipe groove, the cutter cuts the paper suction pipe on the conveying mechanism in an inclined mode, and one long paper suction pipe is obliquely cut to form two short paper suction pipes with tips. The utility model discloses a paper straw beveling device is through setting up loading attachment, transport mechanism and cutting device, sets up the cutting groove on transport mechanism, can form two short paper straws that have a tip with a root length paper straw from the middle beveling.

Description

Paper suction pipe beveling device

Technical Field

The utility model relates to a straw field of making, in particular to paper straw beveling device.

Background

The suction pipe is a common appliance for sucking the beverage, and the prior society has extremely popularization no matter the packaged beverage or the on-site prepared beverage due to the improvement of the living standard of the material. Thus, the number of straws consumed daily by the global population is very staggering.

At present, most of straws are made of plastic, and although the plastic consumption of each straw is small, the consumption of the straws is huge, and the straws are relatively small, so that the straws are difficult to recycle, and serious environmental problems are caused.

In the prior art, paper straws are proposed to replace plastic straws, thereby solving the problem of environmental protection. However, in the process of manufacturing the paper straw, the paper sheet is generally wound into a spiral pipe, and the pipe is formed by adhering the paper sheet to the overlapped portion of the edges, and then cut into individual paper straws. Because the tube body is always spirally wound, the cutting can only be carried out in a vertical cutting mode, and the tip of the pipette cannot be formed by directly beveling in the plastic pipette processing process.

In the process of using the straw, the package is often required to be punctured, so that the tip is required to be obliquely cut at one end of the vertically cut paper straw again, and the use requirement is met.

SUMMERY OF THE UTILITY MODEL

The utility model provides a paper straw beveling device for beveling a paper straw.

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

according to an aspect of the present invention, there is provided a paper straw beveling apparatus, the beveling apparatus comprising: the feeding device is provided with an accommodating cavity for accommodating the paper suction pipe and a feeding port communicated with the accommodating cavity; the conveying mechanism comprises a bearing part and a pressing part matched with the bearing part, the bearing part is provided with suction pipe grooves which are arranged at intervals and correspond to the feeding port, the pressing part is used for pressing the paper suction pipes in the suction pipe grooves, the moving direction of the paper suction pipes on the conveying mechanism is vertical to the length direction of the paper suction pipes, and the bearing part is provided with a cutting groove; the cutting device is arranged on the conveying path of the conveying mechanism corresponding to the cutting groove, and is provided with a cutter which is arranged at a preset angle with the axis of the paper suction pipe in the suction pipe groove, the cutter cuts the paper suction pipe on the conveying mechanism in an inclined mode, and one long paper suction pipe is obliquely cut to form two short paper suction pipes with tips.

Furthermore, at least one cutting groove is formed and extends along the movement direction of the bearing part; the cutter of the cutting device is obliquely arranged and corresponds to the cutting groove so as to cut the paper suction pipe in the suction pipe groove into two sections.

Furthermore, the cutting groove is obliquely arranged relative to the axis of the paper suction pipe in the suction pipe groove, and the inclination angle of the cutter is matched with that of the cutting groove.

Further, the cutting groove comprises a plurality of mutually parallel cutting grooves, and the position of the cutting knife can be selectively adjusted according to the corresponding position of the cutting groove.

Further, the conveying mechanism is a parallel conveying mechanism, the parallel conveying mechanism comprises a tooth-shaped bearing belt and a pressing belt matched with the tooth-shaped bearing belt, and a suction pipe groove is formed between every two adjacent teeth on the tooth-shaped bearing belt;

or the conveying mechanism is a rotary drum mechanism, the rotary drum mechanism comprises a rotary drum wheel and a pressing belt mechanism matched with the rotary drum wheel, and a plurality of suction pipe grooves are uniformly formed in the periphery of the rotary drum wheel.

Further, the accommodating cavity comprises an arranging part for arranging the paper suction pipes in a row and a flat supply part connected below the arranging part, and the feeding port is positioned at the lower end of the supply part.

Furthermore, the side of the supply part is provided with an opening, and the beveling device also comprises a driving device which is arranged at the opening and is used for driving the paper suction pipe to be discharged from the feeding port to the suction pipe groove of the bearing part.

Further, the cutter is a blade cutter which comprises a plurality of blades uniformly arranged along the circumferential direction; the cutting device also comprises a motor which drives the plurality of blades to cut alternately.

Further, the blade cutter comprises a cutter frame, a pressing plate and a plurality of blades, wherein the pressing plate presses and fixes the blades on the cutter frame.

Furthermore, the cutter is a sawtooth cutter, and the cutting device further comprises a motor for driving the sawtooth cutter to rotate.

Further, the cutting device further comprises a guide rail, and the sawtooth cutter or the blade cutter is slidably arranged on the guide rail.

Furthermore, the beveling device also comprises a dust suction device which is arranged corresponding to the sawtooth cutter.

Further, the beveling apparatus may further include a collecting device provided at a discharge end of the conveying mechanism to collect the cut paper straws.

To sum up, according to the utility model discloses paper straw beveling device, through setting up loading attachment, transport mechanism and cutting device, transport mechanism includes bearing portion and the portion that compresses tightly, the paper straw is decided to the fastening at conveying paper straw in-process, thereby make the setting at the reliable and stable slope cutting paper straw of the cutting device of transfer route, set up on transport mechanism and cut the cut groove, cutting device corresponds the setting with cutting the cut groove, thereby can cut paper straw tip formation most advanced, also can form two short paper straws that have the tip with a root length from the middle beveling.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

FIG. 1 is a first perspective view of a paper straw beveling apparatus according to a first embodiment of the present invention;

FIG. 2 is a second perspective view of the paper straw beveling apparatus according to the first embodiment of the present invention;

fig. 3 is a perspective view illustrating a matching structure of the conveying mechanism and the cutting device according to the first embodiment of the present invention;

FIG. 4 is a front view schematically illustrating a paper straw beveling apparatus according to a second embodiment of the present invention;

FIG. 5 is a schematic side view of a paper straw beveling apparatus according to a second embodiment of the present invention;

fig. 6 is a schematic diagram comparing before and after beveling of a paper straw according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, according to a first embodiment of the present invention, there is provided a paper straw beveling apparatus including: the feeding device 10 is provided with an accommodating cavity for accommodating the paper suction pipe and a feeding port communicated with the accommodating cavity; the conveying mechanism 20 comprises a bearing part and a pressing part matched with the bearing part, the bearing part is provided with suction pipe grooves 211 which are arranged at intervals and correspond to the feeding port, the pressing part is used for pressing paper suction pipes in the suction pipe grooves 211, the moving direction of the paper suction pipes on the conveying mechanism is vertical to the length direction of the paper suction pipes, and the bearing part is provided with a cutting groove; the cutting device 30 is arranged on the conveying path of the conveying mechanism 20 corresponding to the cutting groove, the cutting device 30 is provided with a cutter which is arranged at a preset angle with the axis of the paper suction pipe in the suction pipe groove 211, the cutter cuts the paper suction pipe on the conveying mechanism 20 in an inclined mode, and one long paper suction pipe is obliquely cut to form two short paper suction pipes with tips. The utility model discloses a set up loading attachment 10, transport mechanism 20 and cutting device 30, transport mechanism 20 includes bearing portion and the portion that compresses tightly, and the paper straw is fixed in the fastening of conveying paper straw in-process to the slope cutting paper straw that the messenger set up reliable and stable at conveying path's cutting device 30 forms most advanced. The cutting groove is arranged on the conveying mechanism, and the cutting device is arranged corresponding to the cutting groove, so that the end part of the paper suction pipe can be obliquely cut to form a tip, and as shown in figure 6, a long paper suction pipe can be obliquely cut from the middle to form two short paper suction pipes with tips.

Specifically, the housing chamber of the loading device 10 includes an arranging portion 11 for arranging paper straws in a row and a flat supply portion 12 connected below the arranging portion 11, and the loading port is located at the lower end of the supply portion 12. The width of the arranging part 11 is slightly longer than the length of the paper suction pipe and is smaller than the length of the diagonal line (axial section diagonal line) of the paper suction pipe, so that the paper suction pipe can freely slide downwards in the arranging part 11 and cannot be inclined, and the paper suction pipe is arranged in a row. The flat supply part 12 is connected to the bottom of the arranging part 11, the two parts are in inclined transition (the bottom of the arranging part 11 is connected with the supply part 12 in an inclined plane or an arc surface), the width of the supply part 12 is equal to that of the arranging part 11, the distance between the inner walls of the supply part 12 is larger than the diameter (outer diameter) of the paper straws, preferably smaller than twice of the diameter of the paper straws, and the paper straws are ensured to sequentially slide downwards.

Preferably, in the first embodiment, the side of the supplying part 12 is provided with an opening, and the beveling device further includes a driving device provided at the opening to drive the paper suction pipe to be discharged from the loading port into the suction pipe groove 211 of the supporting part, further ensuring the reliability that the paper suction pipe can enter into the suction pipe groove 211. More preferably, the driving device is a flexible driving device, such as a brush, a soft rubber, and the like, and can provide a certain driving force to drive the paper suction pipe to move, and simultaneously, the paper suction pipe is prevented from being deformed. Two or more synchronous driving means may be provided to drive the paper suction pipes as needed, as shown in fig. 1, a first driving means 13 is provided near the lower end of the feeding part 12, and a second driving means 14 is provided at the junction of the finishing part 11 and the feeding part 12, thereby driving the reliable supply of the paper suction pipes and preventing the paper suction pipes from being caught in the loading device 10 due to friction or the like.

In the first embodiment, the conveying mechanism 20 is a rotary drum mechanism, the rotary drum mechanism includes a rotary drum 21 and a belt pressing mechanism cooperating with the rotary drum 21, that is, the rotary drum 21 is used as a supporting part, a plurality of straw grooves 211 are uniformly arranged on the periphery of the rotary drum 21, the rotary drum 21 is arranged at the lower part of the supply part 12, the gap between the rotary drum 21 and the supporting part is smaller than the diameter of the paper straws, so as to ensure that the paper straws can reliably enter the straw grooves 211, and the straw grooves 211 are arranged, so that the paper straws can be prevented from being flattened and deformed; on the other hand, the paper suction pipe can be reliably positioned so as to be matched with the cutting device 30 for cutting.

The pressing belt mechanism serves as a pressing portion for pressing the paper suction pipe against the drum 21 for cutting. Specifically, the belt pressing mechanism includes a pressing belt 25, a first guide wheel 22 located above the rotating drum 21, a second guide wheel 23 located below the rotating drum 21, and a driving wheel 24 arranged in a triangular shape with the first guide wheel 22 and the second guide wheel 23 to drive the pressing belt 25 to move, and a portion of the pressing belt 25 located between the first guide wheel 22 and the second guide wheel 23 is press-fitted to the outer periphery of the rotating drum 21. By matching the rotation speed of the rotary drum 21 and the driving wheel 24, the combination part of the pressing belt 25 and the periphery of the rotary drum 21 can be relatively static, and the paper suction pipe is reliably clamped.

The cutting groove is provided on the outer circumferential surface of the drum 21, and a cutting means is correspondingly provided, and the paper suction pipe located in the suction pipe groove 211 is obliquely cut by the cutting means, thereby forming a paper suction pipe having a tip. According to the needs, the cutting groove can be set to be parallel to each other and a plurality of cutting devices are correspondingly arranged, so that the paper suction pipe in the suction pipe groove 211 is cut into a plurality of sections of paper suction pipes with tips. For the paper straw section with the two ends pointed after cutting, other cutting devices with the cutting direction perpendicular to the axis of the straw can be added simultaneously or subsequently to further cut into two sections. Of course, the number of the cutting devices can be less than that of the cutting grooves, and the cutting devices can be adjusted among corresponding positions of one or more cutting grooves, so that the paper straws with the tips of various lengths and specifications can be cut by one set of device.

More preferably, the cutting grooves are inclined with respect to the bearing plane of the bearing portion, i.e. in the first embodiment, they are inclined towards the drum axis with respect to the peripheral surface of the drum 21, forming a small inclined gap matching the cutting blade of the cutting device. The inclination angle of the cutting groove is matched with the inclination angle of the cutter and the inclination angle of the tip tangent plane of the paper suction tube. Preferably, the angle of inclination is between 30 ° and 60 °, more preferably 45 °. Through making the slope of cutting groove set up, the cutter size matches with cutting groove size, and the cutter cuts the paper straw along cutting groove to prevent that cutting force from warping with the paper straw extrusion.

According to the requirement, the end part of the supporting part can also be provided with a bevel cutting surface 212 consistent with the bevel cutting angle of the paper suction pipe, and the cutter cuts the paper suction pipe along the bevel cutting surface 212, so that the movement direction of the cutter is consistent with the long axis direction of the cut of the suction pipe. By arranging the inclined plane 212, the cutter cuts the paper suction pipe along the inclined plane 212, so that the part of the paper suction pipe to be cut is supported, and the paper suction pipe is prevented from being extruded and deformed by cutting force.

Specifically, in the first embodiment, the cutting knife is a blade cutting knife, the blade cutting knife includes a plurality of blades 31 uniformly arranged along the circumferential direction, the cutting device 30 further includes a motor 32 for driving the plurality of blades 31 to cut alternately and corresponding supporting fixtures 33, and the length of the blades 31, the interval between adjacent straw slots 211, the rotation speed of the blades 31 and the rotation speed of the rotating drum 21 are set to match, so that each blade 31 cuts the paper straws in different straw slots 211 in sequence. Preferably, the blade cutter further comprises a cutter holder and a pressure plate, and the pressure plate is used for pressing and fixing the plurality of blades on the cutter holder, so that the blades can be conveniently replaced. The cutting device can also be provided with a guide rail 34, a sawtooth cutter or a blade cutter can be slidably arranged on the guide rail so as to adjust the position of the cutter, and the motor 32 is arranged on the guide rail 34 and can adjust the position along with the cutter, such as switching between a working position and a non-working position, or realizing moving cutting, or adjusting the depth of the cutting position according to the diameters of different straws.

A second embodiment of the present invention is described with reference to fig. 4 and 5, and unlike the first embodiment, the conveying mechanism 20 is changed to a parallel conveying mechanism, the parallel conveying mechanism includes a toothed bearing belt 27 and a pressing belt 28 engaged with the toothed bearing belt 27, and a suction pipe groove 211 is formed between two adjacent teeth on the toothed bearing belt 27. Namely, the toothed bearing belt 27 and the pressing belt 28 are two groups of synchronous belt wheels, and are matched with each other to press the paper suction pipe 1 to be cut, so that the cutting is convenient.

In particular, as shown in connection with fig. 5, in a second embodiment, the bevelling apparatus comprises a frame on which toothed bearing belts 27 are arranged and driven by respective motors 29. The pressing belt 28 is disposed above the toothed belt 27, the pressing belt 28 runs synchronously with the toothed belt 27, and the lower portion of the pressing belt 28 is pressed against the upper portion of the toothed belt 27, thereby clamping the paper suction pipe 1 therebetween.

More specifically, the toothed belt 27 is longer than the pressing belt 28, facilitating the positioning of the loading device 10 on the upstream side, so that the paper straws 1 are loaded into each straw slot separately.

In the second embodiment, as shown in fig. 5, a cutting groove 271 similar to the first embodiment is provided on the toothed bearing belt 27, so as to cut paper suction pipes with different length specifications, the cutting groove 271 is provided as a small inclined gap, so as to prevent the paper suction pipes from being pressed and deformed by the cutting force, and the pressing belt 28 is provided with an avoiding groove corresponding to the cutting groove 271, so as to avoid the cutter. The specific cutting mode, the cutter setting and the cutting groove setting mode are similar to those of the first embodiment, and are not described again.

In the third embodiment, different from the first and second embodiments, the cutter is a saw-tooth cutter, which is driven by a motor to rotate at a high speed, so that the paper straws 1 conveyed by the conveying mechanism 20 are sequentially cut, and compared with the mode of a blade cutter, the saw-tooth cutter is in a continuous cutting mode, so that the distance between two adjacent straw grooves 211 can be smaller, and the cutting efficiency is higher. In order to solve the problem of dust (paper scraps) generated in the cutting process of the sawtooth cutter, in the third embodiment, a dust suction device corresponding to the sawtooth cutter is further arranged, and the suction end of the dust suction device corresponds to the cutting part of the sawtooth cutter, so that the dust generated by cutting is collected, and the product quality is improved. In the third embodiment, the specific pressing principle, cutting manner, chamfer 212, and selection of retraction distance, etc. are similar to those of the first and second embodiments, and will not be described again.

In other embodiments, the cutter may also be a pair of cutters, that is, the paper straw 1 is cut in a manner similar to a scissors cut, and other structures and manners are similar to those of the foregoing embodiments and are not described again.

In addition, in each of the above embodiments, the beveling apparatus further includes a collecting device corresponding to the discharge end of the transfer mechanism 20 to collect the cut straws into packages, etc. The collecting device is similar to the loading device 10 in structure and shape, and may also be provided with a corresponding arranging portion and a supplying portion, wherein the arranging portion 11 arranges the cut paper straws 1 discharged from the conveying mechanism 20 into a row, and the supplying portion 12 discharges the arranged paper straws 1, thereby completing the packaging or other processes.

In view of the above, it is only the specific embodiments of the present invention that other modifications and variations can be made by those skilled in the art based on the above-described embodiments in light of the above teachings. It should be understood by those skilled in the art that the foregoing detailed description is for the purpose of better explaining the present invention, and the scope of the present invention should be determined by the scope of the claims.

Claims (13)

1. A paper straw beveling apparatus, comprising:

the feeding device is provided with an accommodating cavity for accommodating the paper suction pipe and a feeding port communicated with the accommodating cavity;

the conveying mechanism comprises a bearing part and a pressing part matched with the bearing part, the bearing part is provided with suction pipe grooves which are arranged at intervals and correspond to the feeding port, the pressing part is used for pressing the paper suction pipes in the suction pipe grooves, the moving direction of the paper suction pipes on the conveying mechanism is vertical to the length direction of the paper suction pipes, and the bearing part is provided with a cutting groove;

the cutting device is correspondingly arranged on the conveying path of the conveying mechanism, the cutting device is provided with a cutter which is arranged at a preset angle with the axis of the paper suction pipe in the suction pipe groove, the cutter cuts the paper suction pipe on the conveying mechanism in an inclined mode, and a long paper suction pipe is obliquely cut to form two short paper suction pipes with tips.

2. The paper straw beveling apparatus of claim 1,

the number of the cutting grooves is at least one, and the cutting grooves extend along the movement direction of the bearing part;

the cutter of the cutting device is obliquely arranged and corresponds to the cutting groove so as to cut the paper suction pipe in the suction pipe groove into two sections.

3. The paper straw beveling apparatus according to claim 2,

the cutting groove is obliquely arranged relative to the axis of the paper suction pipe in the suction pipe groove, and the inclination angle of the cutter is matched with that of the cutting groove.

4. The paper straw beveling apparatus according to claim 2,

the cutting groove comprises a plurality of mutually parallel cutting grooves, and the position of the cutting knife can be selectively adjusted according to the corresponding position of the cutting groove.

5. The paper straw beveling apparatus according to any one of claims 1 to 4,

the conveying mechanism is a parallel conveying mechanism, the parallel conveying mechanism comprises a tooth-shaped bearing belt and a pressing belt matched with the tooth-shaped bearing belt, and the suction pipe groove is formed between two adjacent teeth on the tooth-shaped bearing belt;

or the conveying mechanism is a rotary drum mechanism, the rotary drum mechanism comprises a rotary drum wheel and a pressing belt mechanism matched with the rotary drum wheel, and a plurality of suction pipe grooves are uniformly formed in the periphery of the rotary drum wheel.

6. The paper straw beveling apparatus of claim 1,

the containing cavity comprises an arranging part and a flat supply part, the arranging part is used for arranging the paper straws into a row, the flat supply part is connected below the arranging part, and the feeding port is located at the lower end of the supply part.

7. The paper straw beveling apparatus of claim 6,

the side of the supply part is provided with an opening,

the beveling device also comprises a driving device which is arranged at the opening and is used for driving the paper suction pipe to be discharged from the feeding port to the suction pipe groove of the bearing part.

8. The paper straw beveling apparatus of claim 1,

the cutter is a blade cutter which comprises a plurality of blades uniformly arranged along the circumferential direction;

the cutting device also comprises a motor for driving the blades to cut alternately.

9. The paper straw beveling apparatus of claim 8,

the blade cutter comprises a cutter frame, a pressing plate and a plurality of blades, wherein the pressing plate presses and fixes the blades on the cutter frame.

10. The paper straw beveling apparatus of claim 1,

the cutter is a sawtooth cutter, and the cutting device further comprises a motor for driving the sawtooth cutter to rotate.

11. The paper straw beveling apparatus according to claim 8 or 10,

the cutting device further comprises a guide rail, and the cutting knife is slidably arranged on the guide rail.

12. The paper straw beveling apparatus of claim 10,

the beveling device also comprises a dust suction device, and the dust suction device is arranged corresponding to the sawtooth cutter.

13. The paper straw beveling apparatus of claim 1,

the beveling apparatus also includes a collecting device disposed at a discharge end of the conveyor mechanism to collect the cut paper straws.

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