CN213499486U

CN213499486U - Stable plastic pipe cutter

Info

Publication number: CN213499486U
Application number: CN202020804040.2U
Authority: CN
Inventors: 姚静怡
Original assignee: Xiongxian Haiyu Plastic Products Co ltd
Current assignee: Xiongxian Haiyu Plastic Products Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-06-22
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a stable plastic pipe cutter, which comprises a cutting ring, wherein a fixed shaft is fixedly arranged at the bottom of one end of the cutting ring, the bottom of the fixed shaft is provided with a sliding ring, the bottom of the sliding ring is fixedly provided with a second holding ring, the inside of the cutting ring is provided with a groove, a plurality of wheel grooves are formed in the inner part of the sliding ring, a plurality of pulleys are fixedly arranged in the wheel grooves, the left end and the right end of the cutting ring are fixedly provided with telescopic rods, when in use, a circular ring formed by the cutting ring and the sliding ring is placed on a plastic pipe to be cut, then the hand of a user presses the first holding ring and the second holding ring to fix the cutter on the plastic pipe, the first grip ring is stressed and then the telescopic rod descends, so that the cutting knife descends from the knife groove to the plastic pipe and cuts scratches on the plastic pipe when rotating, after the cutter rotates the plastic pipe for a circle, the plastic pipe is directly broken off along the cutting scratch by hand.

Description

Stable plastic pipe cutter

Technical Field

The utility model relates to a cutterbar specifically is a stable form plastic tubing cutterbar.

Background

Plastic pipes are generally produced by extruding synthetic resins, i.e. polyesters, as raw materials in a pipe-making machine by the "plastic" method with the addition of stabilizers, lubricants, plasticizers, etc. The pipe is mainly used as a running water supply system pipe, a drainage, exhaust and pollution discharge sanitary pipe, an underground drainage pipe system, a rainwater pipe, a threading pipe for electric wire installation and assembly sleeve and the like of a house building. The plastic pipes are classified into thermoplastic plastic pipes and thermosetting plastic pipes. The thermoplastic material includes polyvinyl chloride pipe, polyethylene pipe, polypropylene pipe, polyformaldehyde pipe, etc.; belongs to thermosetting phenolic plastic pipes and the like. However, in decoration, wire arranging and other work, the plastic pipe is often broken by force after the plastic pipe is scratched by a blade on the surface of the plastic pipe, and the plastic pipe is used for decoration and wire arranging, so that the method is not only low in efficiency, but also has great possibility of causing injury due to errors in the cutting process by the blade. Therefore, the utility model provides a stable form plastic tubing cutterbar to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

An object of the utility model is to provide a stable form plastic tubing cutterbar to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a stable plastic pipe cutter comprises a cutting ring, wherein a fixed shaft is fixedly arranged at the bottom of one end of the cutting ring, a sliding ring is arranged at the bottom of the fixed shaft, a second holding ring is fixedly arranged at the bottom of the sliding ring, a cutter groove is formed in the cutting ring, a plurality of wheel grooves are formed in the sliding ring, a plurality of pulleys are fixedly arranged in the wheel grooves, telescopic rods are fixedly arranged at the left and right ends of the cutting ring, a buffer spring is fixedly arranged outside the telescopic rods, a cutting knife is arranged in the cutter groove, mounting holes are formed in the left and right sides of the top of the cutting knife, a first fixing rod is fixedly arranged on the mounting holes, one end of the first fixing rod is fixedly arranged on the mounting holes, a first holding ring is fixedly arranged at the other end of the first fixing rod, the cutting knife is fixed on the first holding ring through the first fixing rod, and one end of the telescopic rod, the other end of the telescopic rod is fixed on the first holding ring, and the cutting ring is fixedly arranged on the first holding ring through the telescopic rod.

As a further proposal, the inner side about No. two hold the ring is fixed and is equipped with the connecting rod on, and its No. two hold the ring and pass through the fixed setting of connecting rod on the slip ring.

As a further proposal of the utility model, one side of the fixed shaft is provided with a torsion spring, and the torsion spring is fixed on the fixed shaft through a second fixed rod.

As a still further aspect of the present invention, the cutting ring and the slip ring are fixed to each other by a fixed shaft, and the cutting ring and the slip ring are kept in an open state by a torsion spring.

As the utility model discloses scheme further still, the inside race of slip ring is three, and the inside fixed pulley of every race is three, the pulley is fixed inside the race for nine.

As the utility model discloses scheme further again, the fixed rubber sheet that is provided with in one side of a holding ring, the one end of its rubber sheet is fixed on holding ring, and the other end of rubber sheet is fixed to be set up on holding ring No. two, holding ring No. two through the rubber sheet is being fixed to holding ring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. during the use, place the ring that cutting ring and slip ring formed on the plastic tubing that needs the cutting, thereby the messenger's cutterbar is fixed on the plastic tubing to the hand of then user of service personnel presses the ring of holding No. one and holds the ring No. two, and when personnel rotated the ring of holding No. one and holding the ring No. two, thereby the pulley on the inside slip ring of No. two holds rotates on the plastic tubing and keeps the cutting knife to cut on a horizontal plane when cutting.

2. During the cutting, thereby the telescopic link descends after the ring atress is held to make the cutting knife descend to the plastic tubing from the sword groove and the cutting knife cuts the mar on the plastic tubing during the rotation, after the cutter turns up the round on the plastic tubing with the plastic tubing directly break off with the fingers and thumb along cutting the mar can.

Drawings

FIG. 1 is a schematic diagram of a stable plastic tube cutter.

FIG. 2 is a schematic view of a knife slot in a stable plastic tube cutter.

Fig. 3 is a schematic view of a cutting blade of a stable plastic tube cutter.

FIG. 4 is an enlarged view of the structure at A of a stabilized plastic tube cutter.

In the figure: 1. cutting a ring; 2. a slip ring; 3. a fixed shaft; 4. a cutter groove; 5. a pulley; 6. a wheel groove; 7. a cutting knife; 8. mounting holes; 9. a first fixing rod; 10. a first holding ring; 11. a telescopic rod; 12. a buffer spring; 13. a second grip ring; 14. a connecting rod; 15. a second fixing rod; 16. a torsion spring; 17. a rubber sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a stable plastic pipe cutter comprises a cutting ring 1, a fixed shaft 3 is fixedly disposed at the bottom of one end of the cutting ring 1, a sliding ring 2 is disposed at the bottom of the fixed shaft 3, a second holding ring 13 is fixedly disposed at the bottom of the sliding ring 2, a cutter groove 4 is disposed in an inner groove of the cutting ring 1, a plurality of wheel grooves 6 are disposed in an inner groove of the sliding ring 2, a plurality of pulleys 5 are fixedly disposed in the wheel grooves 6, telescopic rods 11 are fixedly disposed at left and right ends of the cutting ring 1, a buffer spring 12 is fixedly disposed outside the telescopic rods 11, a cutting knife 7 is disposed in the cutter groove 4, a mounting hole 8 is formed in each of left and right sides of the top of the cutting knife 7, a first fixing rod 9 is fixedly disposed on the mounting hole 8, one end of the first fixing rod 9 is fixedly disposed on the mounting hole 8, a first holding ring 10 is fixedly disposed at, the cutting knife 7 is fixed on the first holding ring 10 through the first fixing rod 9, one end of the telescopic rod 11 is fixed on the cutting ring 1, the other end of the telescopic rod 11 is fixed on the first holding ring 10, and the cutting ring 1 is fixedly arranged on the first holding ring 10 through the telescopic rod 11.

The left inner side and the right inner side of the second holding ring 13 are fixedly provided with connecting rods 14, and the second holding ring 13 is fixedly arranged on the sliding ring 2 through the connecting rods 14. One side of the fixed shaft 3 is provided with a torsion spring 16, and the torsion spring 16 is fixed on the fixed shaft 3 through a second fixed rod 15. The cutting ring 1 and the sliding ring 2 are fixed to each other by a fixing shaft 3, and the cutting ring 1 and the sliding ring 2 are maintained in an opened state by a torsion spring 16. The pulley grooves 6 in the sliding ring 2 are three, the pulleys 5 fixed in each pulley groove 6 are three, and the pulleys 5 are nine and fixed in the pulley grooves 6. One side of the first holding ring 10 is fixedly provided with a rubber sheet 17, one end of the rubber sheet 17 is fixed on the first holding ring 10, the other end of the rubber sheet 17 is fixedly arranged on the second holding ring 13, and the first holding ring 10 is fixed with the second holding ring 13 through the rubber sheet 17.

The utility model discloses a theory of operation is:

when the cutting device is used, a circular ring formed by the cutting ring 1 and the sliding ring 2 is placed on a plastic pipe to be cut, then a user presses the first holding ring 10 and the second holding ring 13 by hand to fix a cutter on the plastic pipe, and when the user rotates the first holding ring 10 and the second holding ring 13, the pulley 5 on the sliding ring 2 inside the second holding ring 13 rotates on the plastic pipe to keep the cutting knife 7 to cut on a horizontal plane during cutting;

during cutting, the telescopic rod 11 descends after the first holding ring 10 is stressed, so that the cutting knife 7 descends from the knife groove 4 to the plastic pipe and cuts scratches on the plastic pipe during rotation, and the plastic pipe is directly broken off along the cut scratches by hand after the cutting knife rotates for one circle on the plastic pipe.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A stable plastic pipe cutter comprises a cutting ring (1) and is characterized in that a fixed shaft (3) is fixedly arranged at the bottom of one end of the cutting ring (1), a sliding ring (2) is arranged at the bottom of the fixed shaft (3), a second holding ring (13) is fixedly arranged at the bottom of the sliding ring (2), a cutter groove (4) is formed in the cutting ring (1), a plurality of wheel grooves (6) are formed in the sliding ring (2), a plurality of pulleys (5) are fixedly arranged in the wheel grooves (6), telescopic rods (11) are fixedly arranged at the left end and the right end of the cutting ring (1), buffer springs (12) are fixedly arranged at the outer parts of the telescopic rods (11), a cutting knife (7) is arranged in the cutter groove (4), mounting holes (8) are formed in the left side and the right side of the top of the cutting knife (7), and a first fixing rod (9) is fixedly arranged on the mounting holes (8), one end of a fixing rod (9) is fixed on the mounting hole (8), the other end of the fixing rod (9) is fixedly provided with a holding ring (10), the cutting knife (7) is fixed on the holding ring (10) through the fixing rod (9), one end of a telescopic rod (11) is fixed on the cutting ring (1), the other end of the telescopic rod (11) is fixed on the holding ring (10), and the cutting ring (1) is fixedly arranged on the holding ring (10) through the telescopic rod (11).

2. The stable plastic pipe cutter as claimed in claim 1, wherein the second grip ring (13) is fixedly provided with a connecting rod (14) on the left and right inner side surfaces thereof, and the second grip ring (13) is fixedly provided on the sliding ring (2) through the connecting rod (14).

3. The stable plastic tube cutter as claimed in claim 1, wherein a torsion spring (16) is provided at one side of the fixed shaft (3), and the torsion spring (16) is fixed on the fixed shaft (3) by a second fixing rod (15).

4. A stable plastic tube cutter according to claim 1, wherein the cutting ring (1) and the sliding ring (2) are fixed to each other by a fixed shaft (3), and the cutting ring (1) and the sliding ring (2) are maintained in an open state by a torsion spring (16).

5. A stable plastic tube cutter according to claim 1, wherein there are three sheaves (6) inside the slip ring (2), three pulleys (5) are fixed inside each sheave (6), and nine pulleys (5) are fixed inside the sheaves (6).

6. The stable plastic tube cutter as claimed in claim 1, wherein a rubber sheet (17) is fixedly arranged on one side of the first grip ring (10), one end of the rubber sheet (17) is fixed on the first grip ring (10), the other end of the rubber sheet (17) is fixedly arranged on the second grip ring (13), and the first grip ring (10) is fixed with the second grip ring (13) through the rubber sheet (17).