CN213827238U

CN213827238U - Pipe cutter

Info

Publication number: CN213827238U
Application number: CN202021403112.9U
Authority: CN
Inventors: 王穗嘉
Original assignee: Guangzhou Songzhi Environmental Technology Co ltd
Current assignee: Guangzhou Songzhi Environmental Technology Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-07-30
Anticipated expiration: 2030-07-16

Abstract

The utility model provides a pipe cutting knife, including cutting knife casing, the fixed block, the movable block, a spring, a cylinder, the convex feeding chamber, a sensor, a controller and a grab handle, the left end of cutting knife casing is equipped with the fixed block, be equipped with the cutting knife on the fixed block, the right-hand member of cutting knife casing is equipped with the movable block, be equipped with the pipe fixing base on the movable block, the inside of movable block is equipped with the convex feeding chamber, the one end of spring is connected with the one end that is close to the pipe fixing base in the convex feeding chamber, the other end is connected with the feeding block, the feeding block is connected with the working rod of the cylinder installed in the cutting knife casing, the lower extreme of cutting knife casing is equipped with the grab handle, be equipped with shift knob on the grab handle, still be equipped with the sensor in the convex feeding chamber, sensor, shift knob and cylinder all are connected with the controller installed in the cutting knife casing; the workpiece clamping device is provided with the switch button, the air cylinder and the controller, the workpiece can be clamped and loosened by controlling the switch button, the operation is simple and convenient, the clamping speed is high, and the efficiency is high.

Description

Pipe cutter

Technical Field

The utility model belongs to the technical field of the pipe fitting cutting technique and specifically relates to a pipe cutting knife.

Background

The known metal pipe cutting knife is divided into two types, one type is fixed-point operation and the other type is portable operation, the metal pipe cutting knife of the fixed-point operation is mainly suitable for cutting hard metal pipe fittings or large-aperture metal pipe fittings, and the metal pipe cutting knife of the portable operation is mainly suitable for cutting copper pipes, thin-wall metal pipe fittings or small-aperture metal pipe fittings. The traditional metal pipe cutting knife adopts a screw rod mechanism to clamp and loosen a workpiece through rotation, the clamping speed is slow, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a pipe cutting knife.

In order to achieve the above purpose, the utility model discloses a realize through following technical scheme:

a pipe cutting knife comprises a cutting knife shell, a fixed block, a movable block, a spring, a cylinder, a convex feeding cavity, a sensor, a controller and a grab handle, wherein the fixed block is arranged at the left end of the cutting knife shell, a cutting knife is arranged on the fixed block, the movable block is arranged at the right end of the cutting knife shell, a pipe fixing seat is arranged on the movable block, the convex feeding cavity is arranged inside the movable block, one end of the spring is connected with one end, close to the pipe fixing seat, in the convex feeding cavity, namely one end of the spring is connected with the small end of the convex feeding cavity, the other end of the spring is connected with the feeding block, the feeding block is arranged inside the large end of the convex cavity, the feeding block is connected with an operating rod of the cylinder arranged in the cutting knife shell, the grab handle is arranged at the lower end of the cutting knife shell, and a switch button is arranged on the grab handle, the convex feeding cavity is internally provided with the sensor, the sensor is arranged at the joint of the small end and the large end of the convex feeding cavity, and the sensor, the switch button and the cylinder are connected with the controller arranged inside the cutting knife shell.

Furthermore, a first pin hole is formed in the side end of the feeding block, and a second pin hole is formed in the joint of the small end and the large end, which are opposite to the convex feeding cavity, of the cutting knife shell; after the feeding block finishes feeding, the feeding block leans against the joint of the small end and the large end of the convex cavity, at the moment, the first pin hole and the second pin hole are overlapped, and then the cutting knife shell can be connected with the feeding block through inserting pins, so that the stability of the feeding block is enhanced.

Further, a sliding rail is arranged on the cutting knife shell, and the moving block is connected with the sliding rail in a sliding manner; the moving block is convenient to move.

Furthermore, 4 finger grooves are arranged on the grab handle; the comfort of holding the handle by a professional is increased.

Furthermore, baffle plates are arranged at two side ends of the cutting knife shell; the chips are prevented from splashing to hurt the hand and hurt people when cutting operation is carried out.

The utility model has the advantages that: the workpiece clamping device is provided with the switch button, the air cylinder and the controller, the workpiece can be clamped and loosened by controlling the switch button, the operation is simple and convenient, the clamping speed is high, and the efficiency is high.

Drawings

Fig. 1 is a schematic structural view of the present invention;

in the figure: 1. a cutter housing; 2. a fixed block; 3. a cutting knife; 4. a handle; 5. a moving block; 6. a pipe fixing seat; 7. a cylinder; 8. a controller; 9. a baffle plate; 10. a feeding block; 11. a first pin hole; 12. a spring; 13. a sensor; 14. a switch button; 15. a finger groove.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings:

as shown in figure 1, a pipe cutting knife 3 comprises a cutting knife 3 shell 1, a fixed block 2, a movable block 5, a spring 12, a cylinder 7, a convex feeding cavity, a sensor 13, a controller 8 and a grab handle 4, wherein the fixed block 2 is arranged at the left end of the cutting knife 3 shell 1, the cutting knife 3 is arranged on the fixed block 2, the movable block 5 is arranged at the right end of the cutting knife 3 shell 1, a pipe fixing seat 6 is arranged on the movable block 5, the convex feeding cavity is arranged inside the movable block 5, one end of the spring 12 is connected with one end, close to the pipe fixing seat 6, in the convex feeding cavity, namely, one end of the spring 12 is connected with the small end of the convex feeding cavity, the other end is connected with a feeding block 10, the feeding block 10 is arranged inside the large end of the convex feeding cavity, the feeding block 10 is connected with an operating rod of the cylinder 7 arranged in the cutting knife 3 shell 1, the grab handle 4 is arranged at the lower end of the cutting knife 3 shell 1, a switch button 14 is arranged on the grab handle 4, a sensor 13 is also arranged in the convex feeding cavity, the sensor 13 is arranged at the joint of the small end and the large end of the convex feeding cavity, and the sensor 13, the switch button 14 and the air cylinder 7 are all connected with the controller 8 arranged inside the shell 1 of the cutting knife 3.

A first pin hole 11 is formed in the side end of the feeding block 10, and a second pin hole is formed in the joint of the small end and the large end of the cutting knife 3, which is arranged on the shell 1 and is right opposite to the convex feeding cavity; after the feeding block 10 finishes feeding, the feeding block 10 leans on the joint of the small end and the large end of the convex cavity, at the moment, the first pin hole 11 and the second pin hole are overlapped, and then the cutting knife 3 shell 1 and the feeding block 10 can be connected through inserting pins, so that the stability of the feeding block 10 is enhanced.

A sliding rail is arranged on the shell 1 of the cutting knife 3, and a moving block 5 is connected with the sliding rail in a sliding way; facilitating movement of the moving mass 5.

The grab handle 4 is provided with 4 finger grooves 15; the comfort of the professional holding the grip 4 is increased.

Two side ends of the shell 1 of the cutting knife 3 are provided with baffle plates 9; the chips are prevented from splashing to hurt the hand and hurt people when cutting operation is carried out.

The utility model discloses a theory of operation does:

as shown in fig. 1, a workpiece to be cut is placed between a fixed block 2 and a moving block 5, then, the air cylinder 7 is started to operate through a switch button 14, the moving block 5 is enabled to be close to the fixed block 2 and clamp the workpiece to be cut, when a feeding block 10 is close to the small end of a convex cavity, after a controller 8 receives information from a sensor 13, the air cylinder 7 is controlled to stop operating, the workpiece to be cut is clamped in place at the moment, meanwhile, a first pin hole 11 is overlapped with a second pin hole, then, the feeding block 10 is connected with a shell 1 of a cutting knife 3 through a pin, and then, the cutting operation can be carried out.

Compared with the prior art, the utility model discloses the beneficial effect who has does:

the clamping device is provided with the switch button 14, the air cylinder 7 and the controller 8, a workpiece can be clamped and loosened by controlling the switch button 14, the operation is simple and convenient, the clamping speed is high, and the efficiency is high.

The above is only the preferred embodiment of the present invention, and not the patent protection scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings of the present invention can be directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.

Claims

1. The utility model provides a pipe cutting knife, its characterized in that, includes cutting knife casing, fixed block, movable block, spring, cylinder, convex feeding chamber, sensor, controller and grab handle, the left end of cutting knife casing is equipped with the fixed block, be equipped with the cutting knife on the fixed block, the right-hand member of cutting knife casing is equipped with the movable block, be equipped with the pipe fixing base on the movable block, the inside of movable block is equipped with the convex feeding chamber, the one end of spring with the convex feeding intracavity is close to the one end of pipe fixing base is connected, and the other end is connected with the feeding block, the feeding block with install in the cutting knife casing the action bars of cylinder are connected, the lower extreme of cutting knife casing is equipped with the grab handle, be equipped with shift knob on the grab handle, the convex feeding intracavity still is equipped with the sensor, the sensor shift knob with the cylinder all with install inside the cutting knife casing the controller is connected.

2. A pipe cutting blade according to claim 1, wherein the lateral end of the feed block is provided with a first pin hole and the cutting blade housing is provided with a second pin hole at the intersection of the small end and the large end opposite the convex feed cavity.

3. A pipe cutting blade according to claim 1, wherein a track is provided on the blade housing, the movable block being slidably connected to the track.

4. A pipe cutting blade as claimed in claim 1, wherein said grip is provided with 4 finger grooves.

5. A pipe cutting blade according to claim 1, wherein both side ends of the blade housing are provided with a baffle.