CN221112075U

CN221112075U - Pre-cutting equipment for recycling plastic pipes

Info

Publication number: CN221112075U
Application number: CN202322880297.2U
Authority: CN
Inventors: 唐建; 安粟林; 王进同
Original assignee: Guizhou Haicheng Technology Co ltd
Current assignee: Guizhou Haicheng Technology Co ltd
Priority date: 2023-10-26
Filing date: 2023-10-26
Publication date: 2024-06-11
Anticipated expiration: 2033-10-26

Abstract

The utility model provides pre-cutting equipment for recycling plastic pipes, which comprises a frame, a motor, cutting equipment and feeding equipment, wherein the motor, the cutting equipment and the feeding equipment are arranged on the frame; the feeding equipment comprises a feeding plate, a second rotating shaft and a baffle plate, wherein the feeding plate is arranged on the second rotating shaft, the baffle plate is arranged at two ends of the rotating shaft, the second rotating shaft is rotationally fixed on the frame, and a trough is arranged on the feeding plate. When the plastic pipe cutting device is used, the plastic pipe can be automatically fed into the cutting device for cutting, the risk of injury caused by contact of hands of personnel with the cutting device is avoided, the length of the cut plastic pipe is consistent, the requirement of a crushing procedure can be met, the processing efficiency is high, the number and the interval between the feeding plate and the saw blade can be adjusted, the plastic pipes with different lengths can be processed, the production safety can be effectively ensured, and the production efficiency is improved.

Description

Pre-cutting equipment for recycling plastic pipes

Technical Field

The utility model belongs to the field of plastic pipe cutting equipment, and particularly relates to pre-cutting equipment for recycling plastic pipes.

Background

RO reverse osmosis membrane is a kind of artificial semipermeable membrane with certain characteristic that simulation biological semipermeable membrane was made, is the core component of reverse osmosis technology, can effectively get rid of dissolved salt, colloid, microorganism, organic matter etc. in the water, is used in a large number in current industry field, because use field Jing Jiaoduo, can make different styles such as platelike or tubular according to the difference of use scene when producing, all is customized according to customer's demand. In the production process, if the drawing provided by the customer is changed or the quality of the product is poor due to production, the product cannot be sold to the customer and is directly scrapped, but the scrapped product can be sold after being crushed due to the characteristics of the RO reverse osmosis membrane material. When the scrapped products are crushed, the scrapped products can only be crushed for objects with certain size specifications, and the plastic pipe manufactured by using the RO reverse osmosis membrane cannot be directly crushed due to the longer length, so that the plastic pipe is required to be pre-cut into a plurality of small sections and then crushed. The prior pre-cutting work of the plastic pipe is generally carried out manually by using a cutting machine, no special cutting equipment is provided, the hidden danger of improper operation of workers exists in manual cutting, the phenomena of pipe fitting bouncing, saw blade chipping and the like possibly occur, personnel injury is caused, too many related safety accidents also occur in the production process, and also because one pipe fitting needs to be cut into a plurality of pipes, the length of the pipe fitting cannot be accurately controlled when the pipe fitting is manually cut, the cut pipe fitting has larger error in length, the efficiency of the subsequent crushing process is influenced, the hidden danger of safety production is provided, the efficiency of the crushing process is also reduced, and the production cost of enterprises is greatly improved.

Disclosure of Invention

In order to solve the problems, the utility model provides a pre-cutting device for recycling plastic pipes, which is used for automatically feeding the plastic pipes needing pre-cutting, feeding the plastic pipes out of the device after completing automatic cutting, and cutting equidistant pipe fittings.

A pre-cutting device for recovering plastic pipes is composed of a machine frame, a motor, a cutting device and a feeding device, wherein the machine frame is used as a main structure of the device for installing the motor, the cutting device, the feeding device and other parts, and the motor is used for providing working power and is connected with the cutting device and the feeding device.

The feeding equipment is used for clamping and fixing the plastic pipe and then sending the plastic pipe into the cutting equipment for cutting, and the cutting equipment is composed of a feeding plate, a second rotating shaft and a baffle, wherein two ends of the second rotating shaft are arranged on the frame, the two ends of the second rotating shaft can rotate freely, a plurality of feeding plates are arranged on the rotating shaft, a plurality of material grooves used for clamping the plastic pipe are arranged on the feeding plates, the distances between the feeding plates are equal, the baffle is arranged on a part close to two ends of the rotating shaft, the feeding plates rotate together when the second rotating shaft rotates, the plastic pipe clamped on the feeding plates drives the plastic pipe to rotate synchronously, the baffle blocks the position of the plastic pipe, and two ends of the plastic pipe are prevented from exceeding an operation range.

The cutting equipment is used for cutting plastic pipes and consists of a first rotating shaft, mounting seats and saw blades, wherein two ends of the first rotating shaft are connected to the frame, the two ends of the first rotating shaft can freely rotate, a plurality of mounting seats are arranged on the first rotating shaft at equal intervals, the saw blades are fixed on the mounting seats, the saw blades can be driven to rotate when the first rotating shaft rotates, the plastic pipes are cut, the first rotating shaft and the second rotating shaft are installed, the distance between the first rotating shaft and the second rotating shaft is needed to be paid attention to, projection of a trough part and projection of the saw blades coincide when the feeding plate rotates, and the saw blades can cut the whole plastic pipes.

The feeding plate is fixed on the second rotating shaft through the mounting cylinder in the middle, and a fixing hole is formed in the side wall of the mounting cylinder for fixing and adjusting the position of the feeding plate. But when using, to realize the centre gripping to the plastic tubing all be in the coplanar with the silo on the delivery sheet, through opening a fixed slot at the lateral wall of pivot two, the direction and the axis direction of fixed slot are unanimous, when fixed delivery sheet, rotate fixed hole position to the fixed slot top, then in the rotatory bolt gets into the fixed slot, just can guarantee that all delivery sheets are unanimous on the installation angle.

In the saw blade use, the saw blade is likely to need to be replaced, the mounting seat is divided into a sleeve and a flange for convenient replacement, the flange is arranged in the middle of the side wall of the sleeve, then threads and nuts matched with the threads are arranged outside the sleeve, the saw blade can be clamped through the nuts and the flange, then a positioning hole is formed in the sleeve, and the position of the mounting seat can be fixed by using bolts through the positioning hole as soon as the rotating shaft penetrates through the sleeve.

In order to effectively clamp the plastic pipe and automatically separate from the plastic pipe after processing, the shape of the trough is a U-shaped trough, the direction of the notch is obliquely arranged, and the oblique direction faces the rotating direction of the feeding plate.

Because the rotating speed demands of the first rotating shaft and the second rotating shaft are different, in order to make the rotating speeds of the first rotating shaft and the second rotating shaft different when the motor drives, the motor is directly connected with the first rotating shaft, then a driving sprocket is arranged on the first rotating shaft, a driven sprocket is arranged on the second rotating shaft, the diameter of the driving sprocket is smaller than that of the driven sprocket, the driving sprocket is linked by a chain, a bearing seat is arranged on a frame, and two ends of the first rotating shaft and the second rotating shaft are arranged on the frame through the bearing seat.

And a receiving hopper is arranged at the part of the frame below the cutting equipment and the feeding equipment and is used for collecting the cut plastic pipes. A protective cover is arranged on the frame and covers the cutting equipment completely from the upper part, so that hands of workers are prevented from contacting the cutting equipment.

The pre-cutting equipment for recycling the plastic pipes can automatically send the plastic pipes into the cutting equipment to cut when in use, avoids the risk of injury caused by contact of hands of personnel with the cutting equipment, has consistent length of the cut plastic pipes, can meet the requirements of crushing procedures, has high processing efficiency, can adjust the number and the spacing of the feeding plates and the saw blades, can process the plastic pipes meeting the lengths of different crushing requirements, can adapt to the requirements of different processing enterprises, can be popularized and used in the industry, and can effectively ensure the production safety and improve the production efficiency compared with the existing processing means.

Drawings

The utility model is described in further detail below with reference to the accompanying drawings.

FIG. 1 is a schematic view of a structure of the utility model with a protective cover removed;

FIG. 2 is a schematic cross-sectional view of a side face of the present utility model;

FIG. 3 is a schematic top plan view of the present utility model;

FIG. 4 is a schematic diagram of the overall structure of the present utility model;

FIG. 5 is a schematic diagram of a second embodiment of a shaft;

FIG. 6 is a schematic view of a structure of a feeding plate;

FIG. 7 is a schematic view of the structure of the saw blade;

FIG. 8 is a cross-sectional structural view of the saw blade;

The figure shows: 1-a frame; 2-an electric motor; 3-a first rotating shaft; 4-mounting seats; 5-saw blade; 6, a feeding plate; 7-a second rotating shaft; 8-baffle plates; 9-a trough; 10-mounting a barrel; 11-fixing holes; 12-a fixed groove; 13-a sleeve; 14-a flange; 15-a nut; 16-positioning holes; 17-a drive sprocket; 18-bearing seats; 19-a driven sprocket; 20-receiving hoppers; 21-a protective cover.

Detailed Description

For further explanation of the inventive concept, the following description of specific embodiments of the present utility model will be given with reference to the accompanying drawings:

A pre-cutting device for recycling plastic pipes is provided, wherein a frame 1 with a proper size is manufactured according to the space size and the processing requirement, and then a cutting device and a feeding device are manufactured according to the width of the frame 1.

The second rotating shaft 7 is manufactured by adopting a metal shaft with the length consistent with the width of the frame 1, and a fixing groove 12 is formed on the side surface of the second rotating shaft 7 along the shaft direction, as shown in fig. 5. The feeding plate 6 is manufactured by using a metal plate, the feeding plate 6 is manufactured by using a stamping process, the whole feeding plate 6 is in a circular sheet shape, the circumference part is divided into a plurality of feed grooves 9, the width of each feed groove 9 is larger than the diameter of a processed plastic pipe, the feed grooves 9 are uniformly distributed along the circumference of the feeding plate 6, each feed groove 9 is in a U-shaped groove, the opening direction is slightly inclined, the inclined direction deviates to the rotation direction of the feeding plate 6, the mounting cylinder 10 is manufactured by using a metal pipe, the inner diameter of the mounting cylinder 10 is consistent with the diameter of the second rotating shaft 7, a fixing hole 11 is drilled in the mounting cylinder 10, then the middle of the feeding plate 6 is perforated, the mounting cylinder 10 is welded in the middle of the feeding plate 6, as shown in fig. 6, 8 feeding plates 6 are manufactured according to the method, two baffle plates 8 are manufactured by adopting a process consistent with the feeding plate 6, and the feed grooves 9 do not need to be opened on the baffle plates 8. One end of the second rotating shaft 7 is welded with a driven sprocket 19, the second rotating shaft is assembled with the feeding plate 6 and the baffle plate 8, one baffle plate 8 is sleeved from the other end of the second rotating shaft 7, then the other baffle plate 8 is sleeved after all the feeding plates 6 are sleeved, bolts penetrate through the fixing holes 11 and are screwed, the baffle plate 8 and the feeding plates 6 are moved to a preset position before being screwed, and particularly the feeding plates 6 need to be rotated until the fixing holes 11 correspond to the fixing grooves 12, so that the screwed bolts are abutted in the fixing grooves 12.

A first rotating shaft 3 is manufactured by adopting a metal shaft with the length consistent with the width of a frame 1, a metal tube is used as a sleeve 13, the inner diameter of the sleeve 13 is consistent with the diameter of the first rotating shaft 3, then threads are machined on the outside of the sleeve 13, a positioning hole 16 is drilled, a flange 14 is welded in the middle of the sleeve 13 to form a mounting seat 4, then a saw blade 5 is sleeved on the sleeve 13 and is close to the flange 14, a nut 15 is used for screwing the saw blade 5 on the sleeve 13 from the other side of the saw blade 5, then the nut 15 is tightened to clamp the saw blade 5, 7 saw blades 5 are fixed according to the method, then the saw blade 5 is mounted on the first rotating shaft 3 through the sleeve 13, and the position of the saw blade 5 is fixed through the positioning hole 16 by bolts. The positions of the saw blades 5 are staggered from the positions of the feeding plates 6, so that each saw blade 5 is positioned between two feeding plates 6, and the distance between each saw blade 5 is equal. Then a driving sprocket 17 is welded to one end of the first rotary shaft 3.

After the distance between the cutting equipment and the feeding equipment is calculated, bearing seats 18 are welded at corresponding installation positions of the cutting equipment and the feeding equipment on the frame 1, two ends of the first rotating shaft 3 and the second rotating shaft 7 are installed on the bearing seats 18, a driven sprocket 19 and a driving sprocket 17 are linked by using a chain, then a motor 2 is installed at the end part of the first rotating shaft 3, the first motor 2 can drive the first rotating shaft 3 to rotate, and a receiving hopper 20 is welded below the cutting equipment and the feeding equipment, as shown in fig. 1-3. Finally, the frame 1 is covered with iron sheet to cover the cutting device, and only a channel communicated with the feeding device is reserved to form a protective cover 21, as shown in fig. 4.

When the plastic pipe is pre-cut, a person transversely puts the plastic pipe into the trough 9 of the feeding plate 6, the trough 9 on all the feeding plates 6 clamps the plastic pipe at a horizontal position, then the plastic pipe is close to the saw blade 5 under the rotation of the feeding plate 6, the saw blade 5 cuts the plastic pipe, meanwhile, the baffle 8 prevents the plastic pipe from moving out of the feeding equipment from two ends, the plastic pipe cannot slide when being put into the feeding plate 6 due to the inclined angle of the trough 9, the cut trough 9 is inclined downwards to enable the plastic pipe to automatically fall down, and the plastic pipe can be collected from the outlet of the receiving hopper 20 after falling into the receiving hopper 20. The existence of the protective cover 21 in the processing process prevents the possibility that a person directly contacts the saw blade 5, and effectively prevents the saw blade 5 from hurting the person. When in actual use, the number of the saw blade 5 and the feeding plate 6 can be automatically adjusted, the plastic pipe is selected according to the length of the needed plastic pipe, the first rotating shaft 3 can be axially provided with a groove as the second rotating shaft 7, and the fixing effect of the saw blade 5 is improved. Because the quality of the feeding plate 6 is not greatly required, the plastic pipe can be clamped, the feeding plate 6 can be manufactured in a plastic molding mode, the integrated feeding plate 6 is manufactured, and the feeding plate 6 and the mounting cylinder 10 are manufactured into an integrated body.

The above description is only of the preferred embodiments of the present utility model, and it should be understood that various changes and modifications can be made by those skilled in the art, and any modifications, equivalents, improvements and the like made by the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a pre-cutting equipment for retrieving plastic tubing, includes frame (1), motor (2), cutting equipment and feeding equipment, and motor (2), cutting equipment and feeding equipment install on frame (1), and cutting equipment and feeding equipment, its characterized in that are connected to motor (2):

The cutting equipment comprises a first rotating shaft (3), a mounting seat (4) and a saw blade (5), wherein the saw blade (5) is mounted on the mounting seat (4), the mounting seat (4) is mounted on the first rotating shaft (3), and two ends of the first rotating shaft (3) are rotatably connected to the frame (1);

The feeding equipment comprises a feeding plate (6), a second rotating shaft (7) and a baffle (8), wherein the feeding plate (6) is arranged on the second rotating shaft (7), the baffle (8) is arranged at the part, close to the two ends, of the second rotating shaft (7), and the second rotating shaft (7) is rotatably connected to the frame (1);

A plurality of feed grooves (9) are formed in the feed plate (6), the feed plate (6) and the saw blades (5) are multiple in number, the feed plate (6) and the saw blades (5) are arranged in a staggered mode, and projection of the parts of the feed grooves (9) and projection of the saw blades (5) coincide when the feed plate (6) rotates.

2. The pre-cutting apparatus of claim 1, wherein: the feeding plate (6) is provided with a mounting cylinder (10) in the middle, the feeding plate (6) is sleeved on the second rotating shaft (7) through the mounting cylinder (10), the side wall of the mounting cylinder (10) is provided with a fixing hole (11), the side wall of the second rotating shaft (7) is provided with a fixing groove (12) along the axis direction, a bolt is arranged in the fixing hole (11), and the bolt penetrates through the fixing hole (11) and stretches into the fixing groove (12).

3. The pre-cutting apparatus of claim 1, wherein: the mounting seat (4) comprises a sleeve (13) and a flange (14), the flange (14) is arranged in the middle of the side wall of the sleeve (13), threads and a nut (15) are arranged outside the sleeve (13), the saw blade (5) is clamped between the nut (15) and the flange (14), a positioning hole (16) is formed in the sleeve (13), a bolt is arranged in the positioning hole (16), and the rotating shaft I (3) penetrates through the sleeve (13).

4. A pre-cutting apparatus according to claim 3, wherein: the trough (9) is a U-shaped trough, and the notch inclines to the rotation direction of the feeding plate (6).

5. The pre-cutting apparatus of claim 4, wherein: the power shaft of motor (2) is connected with pivot one (3), is equipped with driving sprocket (17) on pivot one (3), is equipped with bearing frame (18) on frame (1), and pivot one (3) and pivot two (7) are installed on frame (1) through bearing frame (18), are equipped with driven sprocket (19) on pivot two (7), and the diameter of driving sprocket (17) is less than driven sprocket (19), and driving sprocket (17) and driven sprocket (19) are through chain linkage.

6. The pre-cutting apparatus of claim 5, wherein: the frame (1) is provided with a receiving hopper (20), and the receiving hopper (20) is obliquely arranged below the cutting equipment and the feeding equipment.

7. The pre-cutting apparatus of claim 6, wherein: the machine frame (1) is provided with a protective cover (21), and the protective cover (21) completely covers the cutting equipment from above.