CN220218652U - Paper straw cutting equipment - Google Patents

Abstract

The utility model relates to paper straw cutting equipment. A front conveying device, a cutting device and a rear conveying device are sequentially arranged according to the moving direction of the paper suction pipe; the front conveying device comprises a wheel support and front and rear guide supporting wheels arranged on the wheel support, and a front brush wheel assembly driven to lift by a driving cylinder is arranged above the guide supporting wheels; the cutting device comprises a turntable driven by a driving wheel, an upper sliding rail with an upper sliding block and a lower sliding rail with a lower sliding block, a sliding rod is arranged between the upper sliding block and the lower sliding block, a lifting sliding seat is arranged on the sliding rod, the back of the lifting sliding seat is eccentrically hinged with the turntable, a cutter motor is arranged at the front part of the lifting sliding seat, and a cutter disc is arranged on an output shaft of the cutter motor; the rear conveying device comprises a guide seat with a strip-shaped window at the top, and a rear brush wheel assembly which is adjusted to lift by an adjusting assembly is arranged above the guide seat. The paper straw cutting equipment has reasonable structural design, high cutting efficiency and good cutting effect.

Description

Paper straw cutting equipment

Technical Field

The utility model belongs to the technical field of straw processing equipment, and particularly relates to paper straw cutting equipment.

Background

The paper straw is widely applied to industries such as food, beverage and the like, is a paper and degradable straw product, is convenient for people to live and has the characteristics of environmental protection, portability and the like, and is increasingly widely used. The production of paper straw generally comprises the following links: firstly, cutting a wide paper tape into a narrow paper tape, then continuously winding the narrow paper tape in a winding process to form a straw product, then drying and shaping the paper straw in a drying process, finally cutting the paper straw into sections according to set specifications, and if the paper straw needs to be processed into an elbow straw, subjecting the straw section to a corrugation processing process.

The foregoing cutting process is one of the important processing steps of the paper straw, and the efficiency of the cutting process determines the production efficiency of the paper straw production line, and the cutting effect affects the quality of the paper straw product. In the prior art, paper straw cutting equipment with a proper structure does not exist, and development and design are required according to requirements.

Disclosure of Invention

The utility model provides paper straw cutting equipment with reasonable structural design, high cutting efficiency and good cutting effect for solving the technical problems in the prior art.

The utility model adopts the technical proposal for solving the technical problems in the prior art that: the paper straw cutting equipment is sequentially provided with a front conveying device, a cutting device and a rear conveying device according to the moving direction of the paper straw; the front conveying device comprises a wheel support and front and rear guide supporting wheels arranged on the wheel support, and a front brush wheel assembly driven to lift by a driving cylinder is arranged above the guide supporting wheels; the cutting device comprises a turntable driven by a driving wheel, an upper sliding rail with an upper sliding block and a lower sliding rail with a lower sliding block, a sliding rod is arranged between the upper sliding block and the lower sliding block, a lifting sliding seat is arranged on the sliding rod, the back of the lifting sliding seat is eccentrically hinged with the turntable, a cutter motor is arranged at the front part of the lifting sliding seat, and a cutter disc is arranged on an output shaft of the cutter motor; the rear conveying device comprises a guide seat with a strip-shaped window at the top, and a rear brush wheel assembly which is adjusted to lift by an adjusting assembly is arranged above the guide seat.

Preferably: the front conveying device and the cutting device are both provided with position adjusting devices, each position adjusting device comprises an upper base, a lower base and a guide rod arranged between the upper base and the lower base, a lifting block is arranged on the guide rod, a guide block with a guide hole is arranged on the lifting block, and an adjusting screw rod for driving the lifting block to lift is further arranged on the upper base.

Preferably: the front brush wheel assembly comprises a front brush wheel base, a front brush wheel motor is arranged on the front brush wheel base, a front brush wheel is arranged on an output shaft of the front brush wheel motor, and the front brush wheel is positioned above the middle parts of the two guide supporting wheels.

Preferably: the rear brush wheel assembly comprises a rear brush wheel base, a rear brush wheel motor is arranged on the rear brush wheel base, and a rear brush wheel is arranged on an output shaft of the rear brush wheel motor; the structure of the adjusting component is the same as that of the position adjusting device, and the rear brush wheel base is connected with the adjusting component.

Preferably: the rear conveying device further comprises another adjusting component, and the guide seat is connected with the adjusting component by adopting a supporting rod; the front end of the output pipe is connected with the rear part of the guide seat, and the middle part of the output pipe penetrates through the adjusting component.

Preferably: the front part of the lifting slide seat is provided with a cutter base, the cutter motor is arranged on the cutter base, and the cutter base is also provided with a safety shield for covering the front part of the cutterhead.

Preferably: the device also comprises a front and a rear chip collecting devices, wherein the two chip collecting devices are respectively positioned below the front conveying device and the rear conveying device; the debris collecting device comprises a conical collecting cover, a discharging pipe is connected to the conical bottom of the conical collecting cover, and a filter screen is arranged on the top opening of the conical collecting cover.

Preferably: the device comprises a dust collecting box, a dust pump and a dust collecting device, wherein the dust collecting box is connected with the dust collecting box through a dust collecting pipe; the device also comprises a cooling gas hood positioned above the rear conveying device, and the gas outlet of the gas pump is connected to the cooling gas hood through a pipeline.

Preferably: the drying and shaping device is positioned in front of the front conveying device; the drying and shaping device comprises a support, wherein a supporting bottom plate is arranged at the top of the support, lifting cylinders are arranged at the side parts of the support, electric heating pipes are arranged at the two sides of the top of the supporting bottom plate, a plurality of supporting blocks are arranged between the two electric heating pipes, and lifting shields are arranged on piston rods of the lifting cylinders.

The utility model has the advantages and positive effects that:

the utility model provides paper straw cutting equipment with reasonable structural design, which is suitable for an automatic production line of paper straws and realizes the effect of continuously cutting the paper straws. The paper straw cutting equipment is provided with the front conveying device and the rear conveying device at two sides of the cutting device respectively, provides a guiding and supporting effect for the processed and formed paper straw, realizes the technical effect of stable backward conveying, and is beneficial to smooth movement of the formed paper straw in the cutting equipment.

The cutter assembly of the cutting device is driven by the driving wheel and the rotary table to periodically move left and right and up and down, the technical effect of backward pushing is provided for the cut paper straw section in the process of rightward and downward movement after cutting, and reset and cutting of the paper straw are completed in the process of leftward and upward movement, so that the continuity of cutting processing is ensured by the periodical motion, the cutting effect of fixed length is ensured, and the cutting processing efficiency is improved. On the other hand, the paper straw is cut by the high-speed cutter head driven by the cutter motor, and the end face of the paper straw section is cut neatly and has no burrs, so that the quality of paper straw products is improved.

Drawings

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

FIG. 2 is a schematic view of the upper part of the present utility model;

FIG. 3 is a schematic view of the cutting apparatus of FIG. 1;

FIG. 4 is a schematic view of the rear conveyor of FIG. 1;

FIG. 5 is a schematic view of the front conveyor of FIG. 1;

FIG. 6 is a schematic view showing the external structure of the drying and shaping apparatus of FIG. 1;

FIG. 7 is a schematic view showing the internal structure of the drying and shaping apparatus of FIG. 1;

fig. 8 is a schematic view of the position adjusting device in fig. 1.

In the figure:

1. supporting the box body; 2. an air pump; 3. scram control box; 4. a debris collection bin; 5. a debris collection device; 5-1, blanking pipe; 5-2, a conical collection cover; 5-3, a filter screen; 6. a cutting device; 6-1, upper sliding block; 6-2, a cutter motor; 6-3, a cutter base; 6-4, a safety shield; 6-5, cutterhead; 6-6, a lower sliding block; 6-7, lower track; 6-8, tensioning wheel; 6-9, a turntable; 6-10, lifting the sliding seat; 6-11, driving wheel; 6-12, upper track; 7. an upper case; 8. a rear conveying device; 8-1, an adjusting component; 8-2, outputting the pipe; 8-3, supporting rods; 8-4, a guide seat; 8-5, a rear brush wheel; 8-6, a rear brush wheel motor; 8-7, a rear brush wheel base; 9. a cooling gas hood; 10. a case cover; 11. a front conveying device; 11-1, driving a cylinder; 11-2, a front brush wheel base; 11-3, a front brush wheel motor; 11-4, a front brush wheel; 11-5, guiding and supporting wheels; 11-6, a wheel support; 12. drying and shaping device; 12-1, a bracket; 12-2, lifting air cylinders; 12-3, lifting the shield; 12-4, supporting the bottom plate; 12-5, end plates; 12-6, a supporting plate; 12-7, an electric heating tube; 12-8, supporting blocks; 13. a position adjusting device; 13-1, a lower base; 13-2, lifting blocks; 13-3, upper base; 13-4, a guide rod; 13-5, a guide block; 13-6, adjusting a screw rod; 14. a control box; 15. a support arm; 16. paper straw.

Detailed Description

In order to further understand the summary, features and advantages of the present utility model, the following examples are set forth in detail.

Referring to fig. 1 and 2, the paper straw cutting apparatus of the present utility model is sequentially provided with a front conveying device 11, a cutting device 6 and a rear conveying device 8 according to the moving direction of the paper straw 16, wherein the cutting device 6 generates a periodical cutting action to cut the continuous paper straw 16 into a straw section with a fixed length, and the front conveying device 11 and the rear conveying device 8 respectively convey the paper straw 16 before cutting and the paper straw 16 after cutting to promote the transfer movement of the paper straw 16 to the rear.

As shown in the drawing, in the present embodiment, the paper straw cutting apparatus includes a supporting box 1, an upper box 7 is installed on the right side of the top of the supporting box 1, the upper box 7 includes a vertical plate in the middle and side plates on both sides, a front conveyor 11, a cutting device 6 and a rear conveyor 8 are all installed inside the upper box 7, and a cover 10 is also installed on the upper box 7, and the cover 10 is closed to prevent foreign matters from entering the inner space and to promote the safety of operation when the cutting apparatus is normally operated, and the cover 10 is opened when loading and unloading are required and the internal devices are regulated and maintained.

In this embodiment, a position adjusting device 13 is installed in front of the front conveying device 11 and between the front conveying device 11 and the cutting device 6, the position adjusting device 13 is used for adjusting the height of the paper suction pipe 16, and the height positions of the paper suction pipe 16 before and after cutting are made to be suitable through adjustment operation, so that better conveying and cutting operation are achieved, and cutting precision is improved.

As shown in the figure, a position adjusting device 13 located in front of the front conveying device 11 is mounted on a front side plate of the upper case 7, and the position adjusting device 13 located between the front conveying device 11 and the cutting device 6 is mounted on a riser of the upper case 7 using a support base.

Referring to fig. 8, the structure of the position adjusting device 13 can be seen:

the position adjusting device 13 comprises an upper base 13-1, a lower base 13-1 and a guide rod 13-4 arranged between the upper base 13-1 and the lower base, wherein a lifting block 13-2 is arranged on the guide rod 13-4, a guide block 13-5 with a guide hole is arranged on the lifting block 13-2, and an adjusting screw rod 13-6 for driving the lifting block 13-2 to lift is also arranged on the upper base 13-3. As shown in the drawing, the guide block 13-5 is installed at the middle position of the lifting block 13-2, and the guide hole in the middle part thereof is used for the paper suction pipe 16 to pass through, so as to improve the stability of the movement of the paper suction pipe 16 and minimize the resistance force applied to the movement of the paper suction pipe 16, and the diameter of the guide hole on the guide block 13-5 is slightly larger than the outer diameter of the paper suction pipe 16.

To facilitate the passage of the paper straw 16, the front part of the guide block 13-5 is provided with a conical groove, as shown in the figure, the guide hole being located at the bottom of the groove, the conical groove providing a centering action on the end of the paper straw 16, forcing the end of the paper straw 16 to move towards the middle and penetrate the guide hole.

Referring to fig. 5, the structure of the front conveyor 11 can be seen:

the front conveying device 11 comprises a wheel support 11-6 and front and rear guide support wheels 11-5 arranged on the wheel support 11-6, and a front brush wheel assembly driven to lift by a driving cylinder 11-1 is arranged above the guide support wheels 11-5.

The wheel support 11-6 is fixed on the vertical plate of the upper box 7, the two guide supporting wheels 11-5 have the same height and rotate flexibly, and the rim of the guide supporting wheels 11-5 is provided with a V-shaped groove for the paper feeding straw 16 to pass through. As shown in the drawing, the front brush wheel assembly includes a front brush wheel base 11-2, a front brush wheel motor 11-3 is mounted on the front brush wheel base 11-2 and a front brush wheel 11-4 is mounted on an output shaft thereof, the front brush wheel 11-4 being located above the middle of the two guide support wheels 11-5.

The cylinder body of the driving cylinder 11-1 is fixed on the vertical plate of the upper box body 7, the front brush wheel base 11-2 is fixed on the piston rod of the driving cylinder 11-1, when the piston rod of the driving cylinder 11-1 stretches and contracts, the front brush wheel assembly rises or descends, when the front brush wheel assembly descends to a low position, the rim of the front brush wheel 11-4 contacts with the paper suction pipe 16 supported below by the two guide supporting wheels 11-5, the center line of the front brush wheel 11-4 has a certain angle (for example, 45 degrees) with the center line of the paper suction pipe 16, and when the front brush wheel 11-4 rotates, the friction force acts on the paper suction pipe 16, and the component force of the friction force along the length direction of the paper suction pipe 16 drives the paper suction pipe 16 to transfer backwards.

In order to adjust and set the initial height of the front brush wheel assembly, when the front brush wheel 11-4 descends to the low position, a proper contact position is kept between the rim of the front brush wheel and the paper suction pipe 16, a height adjusting assembly can be arranged between the driving cylinder 11-1 and the front brush wheel base 11-2, the structure of the height adjusting assembly can be the same as that of the position adjusting device 13, and the lifting block is driven to move up and down by driving the screw rod to rotate, so that the front brush wheel base 11-2 is driven to move up and down with the front brush wheel motor 11-3 and the front brush wheel 11-4, and the height fine adjustment is realized.

Referring to fig. 3, the structure of the cutting device 6 can be seen:

the cutting device 6 comprises a turntable 6-9 driven by a driving wheel 6-11, the driving wheel 11-6 being driven in rotation by a driving assembly (not shown). The driving assembly is arranged on the back of the vertical plate of the upper box body 7 and comprises a driving motor, a driving wheel is arranged on an output shaft of the driving motor, the driving wheel and the driving wheel 6-11 are belt wheels and are in belt connection transmission, in order to ensure the transmission effect of the belt, a tensioning wheel 6-8 is further arranged on the back of the vertical plate of the upper box body 7, and the tensioning wheel 6-8 acts on the belt to generate the tensioning effect.

The cutting device 6 also comprises an upper sliding rail 6-12 with an upper sliding block 6-1 and a lower sliding rail 6-7 with a lower sliding block 6-6, a sliding rod is arranged between the upper sliding block 6-1 and the lower sliding block 6-6, a lifting sliding seat 6-10 is arranged on the sliding rod, and the back part of the lifting sliding seat 6-10 is eccentrically hinged with the rotary table 6-9. Specifically, an eccentric driving shaft is installed on the disk body of the turntable 6-9, a groove is formed in the back of the lifting slide seat 6-10, and the eccentric driving shaft is inserted into the groove.

The front part of the lifting slide seat 6-10 is provided with a cutter motor 6-2, and the output shaft of the cutter motor is provided with a cutter disc 6-5. In the embodiment, a cutter base 6-3 is installed at the front part of the lifting slide seat 6-10, a cutter motor 6-2 is installed on the cutter base 6-3, and a safety shield 6-4 for covering the front part of the cutter head 6-5 is also installed on the cutter base 6-3. The cutter base 6-3 is of a frame structure, the cutter motor 6-2 is arranged in the frame structure, the frame structure protects the cutter motor 6-2, and the safety shield 6-4 can prevent hands of an operator from being in contact with the cutter head 6-5 to cause danger.

Description of operation mode of the cutting device 6: the driving assembly drives the turntable 6-9 to rotate through the driving wheel 6-11, the eccentric driving shaft drives the lifting slide seat 6-10 to move, if the eccentric driving shaft is used as an initial position when being positioned at the top of the turntable 6-9, the lifting slide seat 6-10 moves rightwards and downwards firstly, in the process, the paper straw section after cutting is moved rightwards, when the eccentric driving shaft moves to a low position, the lifting slide seat 6-10 also moves to the low position, and then the lifting slide seat 6-10 moves leftwards and upwards, when the lifting slide seat 6-10 rises to a certain height, the cutter disc 6-5 is contacted with the paper straw 16 to generate a cutting effect, when the lifting slide seat 6-10 moves to a high position, the cutting device 6 continuously repeats the cutting action cycle, and a fixed length cutting action is generated on the continuous paper straw 16.

Referring to fig. 4, the structure of the rear conveyor 8 can be seen:

the rear conveying device 8 comprises a guide seat 8-4 with a strip-shaped window at the top, and a rear brush wheel assembly which is adjusted to lift by adopting an adjusting assembly 8-1 is arranged above the guide seat 8-4.

As shown in the figure, a through hole through which the paper suction pipe 16 passes is formed in the guide seat 8-4, and a strip window at the top is formed through the through hole, so that when the paper suction pipe 16 passes through the through hole Kong Chuanhang on the guide seat 8-4, the paper suction pipe 16 is exposed from the strip window, and the rear brush wheel assembly can act on the paper suction pipe 16 at the part.

In this embodiment, the rear brush wheel assembly includes a rear brush wheel base 8-7, a rear brush wheel motor 8-6 is mounted on the rear brush wheel base 8-7, and a rear brush wheel 8-5 is mounted on an output shaft thereof. The structure of the adjusting component 8-1 is the same as that of the position adjusting device 13, the rear brush wheel base 8-7 is connected with the adjusting component 8-1, and the rear brush wheel component can be adjusted to lift and move by operating the adjusting component 8-1, so that the fine adjustment of the height is realized.

As shown in the figure, the adjusting assembly 8-1 is mounted and fixed on a riser of the upper case 7, and the rear brush wheel base 8-7 is mounted and fixed on a lifting block of the adjusting assembly 8-1.

When the lifting block of the operation adjusting assembly 8-1 moves up and down, the rear brush wheel assembly rises or descends, when the rear brush wheel assembly descends to the low position, the rim of the rear brush wheel 8-5 contacts with the paper suction tube 16 in the strip-shaped window of the lower guide seat 8-4, the center line of the rear brush wheel 8-5 has a certain angle (for example, 45 degrees) with the center line of the paper suction tube 16, and when the rear brush wheel 8-5 rotates, a friction force acts on the paper suction tube 16, and a component force of the friction force along the length direction of the paper suction tube 16 drives the paper suction tube 16 to transfer and move backwards.

In this embodiment, the rear conveying device 8 further includes another adjusting component 8-1, and the guide seat 8-4 is connected with the adjusting component 8-1 by adopting the supporting rod 8-3, so that the vertical height of the guide seat 8-4 can be finely adjusted, and as shown in the figure, the other adjusting component 8-1 is mounted and fixed on the right side plate of the upper box 7. The paper suction pipe 16 is discharged from the guide seat 8-4 and then enters the output pipe 8-2, and the later paper suction pipe section pushes the former paper suction pipe section, so that the final paper suction pipe section is discharged from the rear end of the output pipe 8-2.

And further comprises a front and a rear debris collection device 5, wherein the two debris collection devices 5 are respectively arranged below the front conveying device 11 and the rear conveying device 8, and the front and the rear debris collection devices 5 are arranged on the top wall of the supporting box body 1. The function of providing two debris collection devices 5 is: the chips generated by the upper front conveyor 11 and rear conveyor 8 are respectively received, and the chips (paper chips, adhesive particles, etc.) on the surface of the paper suction tube 16 are brushed down during the contact friction between the front brush wheel 11-4 and the rear brush wheel 8-5 and the paper suction tube 16, and the chips drop onto the top wall of the supporting box body 1 and respectively enter the two chip collecting devices 5.

Referring to fig. 2, it can be seen that: the scrap collecting apparatus 5 includes a cone-shaped collecting receptacle 5-2 having a discharge pipe 5-1 connected to a bottom thereof, and a filter screen 5-3 mounted on an opening of a top of the cone-shaped receptacle 5-2. The scraps pass through the filter screen 5-3 and then enter the scraps collecting device 5, and are finally discharged from the blanking pipe 5-1, and the filter screen 5-3 is arranged to intercept massive scraps (such as a paper suction pipe section which accidentally falls).

In this embodiment, the air pump 2 and the debris collection box 4 are further included, the air pump 2 and the debris collection box 4 are located inside the supporting box body 1, the blanking pipes 5-1 of the two debris collection devices 5 are connected to the inlet of the debris collection box 4, and the air outlet of the debris collection box 4 is connected to the air inlet of the air pump 2. And a cooling gas cover 9 positioned above the rear conveying device 8, and the air outlet of the air pump 2 is connected to the cooling gas cover 9 through a pipeline.

Under the action of the air pump 2, air flow is downwards sprayed onto the rear conveying device 8 by the cooling air cover 9 to cool the paper suction pipe 16, air pressure is downwards formed by the air flow, negative pressure conditions are formed in the debris collecting device 5, debris in the upper box 7 can be promoted to enter the debris collecting device 5 and finally enter the debris collecting box 4, and the air flow in the debris collecting box 4 is circulated to the cooling air cover 9 again by the air pump 2.

The paper cutting machine further comprises a drying and shaping device 12, wherein the drying and shaping device 12 is positioned in front of the front conveying device 11, as shown in fig. 1, the drying and shaping device 12 is positioned in front of the position adjusting device 13, and the drying and shaping device 12 has a drying and shaping effect on the paper suction tube 16 before cutting, so that the paper tape of the paper suction tube 16 is promoted to be hardened with the adhesive.

Referring to fig. 6 and 7, it can be seen that:

the drying and shaping device 12 comprises a bracket 12-1, a supporting bottom plate 12-4 is arranged at the top of the bracket 12-1, a lifting cylinder 12-2 is arranged at the side part, electric heating pipes 12-7 are arranged at two sides of the top of the supporting bottom plate 12-4, a plurality of supporting blocks 12-8 are arranged between the two electric heating pipes 12-7, and a lifting shield 12-3 is arranged on a piston rod of the lifting cylinder 12-2.

As shown in the figure, a front support plate 12 and a rear support plate 12-6 are mounted on the support base plate 12-4, and two electric heating tubes 12-7 are each supported and mounted by the two support plates 12-6. The plurality of supporting blocks 12-8 are used for guiding and supporting the paper suction pipe 16, so that a guiding hole is formed in the middle of each supporting block 12-8, the hole diameter of the guiding hole is slightly larger than the diameter of the paper suction pipe 16, and in order to facilitate the paper suction pipe 16 to pass through the guiding hole, a conical groove is formed in the front of each supporting block 12-8 and the guiding hole is located at the bottom of the conical groove.

The lifting shield 12-3 comprises a top outer cover with hollowed holes and an inner cover positioned below the outer cover, wherein the inner cover is fixedly connected with the outer cover, the inner cover is composed of an inverted U-shaped inner cover plate and end plates 12-5 with windows positioned on two sides, and paper suction pipes 16 enter through the windows on the front end plates 12-5 and penetrate out through the windows on the rear end plates 12-5. Under the driving action of the lifting cylinder 12-2, the lifting shield 12-3 can move up and down, when the lifting shield is lifted to a high position, the paper suction pipe 16 is pulled, the internal components are maintained and cleaned, and when the lifting shield is lowered to a low position, the electric heating pipe 12-7 is sealed inside, so that the inside is kept at a certain drying and shaping temperature.

As shown in the drawing, a scram control box 3 is installed at the front of the upper case 7, and when the apparatus is in an abnormal operation state, scram can be performed by operating a scram button on the scram control box 3, and operation is resumed after the abnormality is removed. The control box 14 is also arranged on the supporting box body 1 through the support arm 15, the air pump 2, the drying and shaping device 12, the front conveying device 11, the cutting device 6, the rear conveying device 8 and the like of the cutting equipment are all connected with a control circuit board in the control box 14, a plurality of control buttons and operation buttons of air cylinders are arranged on the control box 14, specific parts are controlled to start to run through the operation buttons, and the operation buttons can control the corresponding air cylinders to act (the driving air cylinder 11-1 and the lifting air cylinder 12-2) to generate corresponding lifting actions.

The working process comprises the following steps:

the preformed paper straw 16 from the winding forming process sequentially passes through the drying and shaping device 12, the position adjusting device 13, the front conveying device 11, the position adjusting device 13, the cutting device 6 and the rear conveying device 8;

the paper straw 16 is dried and shaped in the drying and shaping device 12, the front conveying device 11 drives the paper straw to move backwards, the paper straw is cut into sections when passing through the cutting device 6, the paper straw section enters the guide seat 8-4 of the rear conveying device 8 and moves backwards under the driving action of the rear brush wheel 8-5, and finally the paper straw section is discharged from the output pipe 8-2.

Claims (9)

1. A paper straw cutting device is characterized in that: a front conveying device (11), a cutting device (6) and a rear conveying device (8) are sequentially arranged according to the moving direction of the paper suction pipe; the front conveying device (11) comprises a wheel support (11-6) and front and rear guide supporting wheels (11-5) arranged on the wheel support (11-6), and a front brush wheel assembly driven to lift by a driving cylinder (11-1) is arranged above the guide supporting wheels (11-5); the cutting device (6) comprises a rotary table (6-9) driven by a driving wheel (6-11), an upper sliding rail (6-12) with an upper sliding block (6-1) and a lower sliding rail (6-7) with a lower sliding block (6-6), a sliding rod is arranged between the upper sliding block (6-1) and the lower sliding block (6-6), a lifting sliding seat (6-10) is arranged on the sliding rod, the back of the lifting sliding seat (6-10) is eccentrically hinged with the rotary table (6-9), a cutter motor (6-2) is arranged at the front part of the lifting sliding seat (6-10), and a cutter disc (6-5) is arranged on an output shaft of the cutter motor; the rear conveying device (8) comprises a guide seat (8-4) with a strip-shaped window at the top, and a rear brush wheel assembly which is adjusted to lift by an adjusting assembly (8-1) is arranged above the guide seat (8-4).

2. The paper straw cutting apparatus of claim 1, wherein: position adjusting devices (13) are arranged in front of the front conveying device (11) and between the front conveying device (11) and the cutting device (6), each position adjusting device (13) comprises an upper base (13-3), a lower base (13-1) and a guide rod (13-4) arranged between the upper base and the lower base, a lifting block (13-2) is arranged on the guide rod (13-4), a guide block (13-5) with a guide hole is arranged on the lifting block (13-2), and an adjusting screw rod (13-6) for driving the lifting block (13-2) to move in a lifting mode is further arranged on the upper base (13-3).

3. The paper straw cutting apparatus of claim 2, wherein: the front brush wheel assembly comprises a front brush wheel base (11-2), a front brush wheel motor (11-3) is arranged on the front brush wheel base (11-2), a front brush wheel (11-4) is arranged on an output shaft of the front brush wheel motor, and the front brush wheel (11-4) is positioned above the middle parts of the two guide supporting wheels (11-5).

4. A paper straw cutting apparatus as set forth in claim 3, wherein: the rear brush wheel assembly comprises a rear brush wheel base (8-7), a rear brush wheel motor (8-6) is arranged on the rear brush wheel base (8-7), and a rear brush wheel (8-5) is arranged on an output shaft of the rear brush wheel motor; the structure of the adjusting component (8-1) is the same as that of the position adjusting device (13), and the rear brush wheel base (8-7) is connected with the adjusting component (8-1).

5. The paper straw cutting apparatus of claim 4, wherein: the rear conveying device (8) further comprises another adjusting component (8-1), and the guide seat (8-4) is connected with the adjusting component (8-1) by adopting a supporting rod (8-3); the device also comprises an output pipe (8-2), the front end of which is connected with the rear part of the guide seat (8-4), and the middle part of which passes through the adjusting component (8-1).

6. The paper straw cutting apparatus of claim 5, wherein: a cutter base (6-3) is arranged at the front part of the lifting slide seat (6-10), a cutter motor (6-2) is arranged on the cutter base (6-3), and a safety shield (6-4) for covering the front part of the cutter head (6-5) is also arranged on the cutter base (6-3).

7. The paper straw cutting apparatus of claim 6, wherein: the device also comprises a front chip collecting device (5) and a rear chip collecting device (5), wherein the two chip collecting devices (5) are respectively positioned below the front conveying device (11) and the rear conveying device (8); the scrap collecting device (5) comprises a conical collecting cover (5-2), a blanking pipe (5-1) is connected to the conical bottom of the conical collecting cover, and a filter screen (5-3) is arranged on the top opening of the conical collecting cover (5-2).

8. The paper straw cutting apparatus of claim 7, wherein: the device further comprises an air pump (2) and a debris collection box (4), wherein the blanking pipes (5-1) of the two debris collection devices (5) are connected to the inlet of the debris collection box (4), and the air outlet of the debris collection box (4) is connected to the air inlet of the air pump (2); the air pump is characterized by further comprising a cooling air cover (9) positioned above the rear conveying device (8), and an air outlet of the air pump (2) is connected to the cooling air cover (9) through a pipeline.

9. The paper straw cutting apparatus of any one of claims 1 to 8, wherein: the device also comprises a drying and shaping device (12), wherein the drying and shaping device (12) is positioned in front of the front conveying device (11); the drying and shaping device (12) comprises a support (12-1), a supporting bottom plate (12-4) is arranged at the top of the support (12-1), lifting cylinders (12-2) are arranged at the side parts of the support, electric heating pipes (12-7) are arranged at the two sides of the top of the supporting bottom plate (12-4), a plurality of supporting blocks (12-8) are arranged between the two electric heating pipes (12-7), and lifting shields (12-3) are arranged on piston rods of the lifting cylinders (12-2).