CN211743904U

CN211743904U - Cable oversheath cutter of cutting open

Info

Publication number: CN211743904U
Application number: CN202020483999.0U
Authority: CN
Inventors: 袁永军; 方斌; 董涛
Original assignee: Zhejiang Dayou Industrial Co ltd Power Bearing Branch
Current assignee: Zhejiang Dayou Industrial Co ltd Power Bearing Branch
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-10-23
Anticipated expiration: 2030-04-07

Abstract

The utility model relates to a cutter is cut open to cable oversheath, move down and limit force spring together with the mounting plate butt including cutting blade, mounting panel, link, cutting blade connecting rod and drive link, the one end of blade connecting rod links together with the link, cutting blade connects the other end of blade connecting rod, link and cutting blade distribute and be in the both sides of mounting panel, cutting blade is the circular knife piece. The utility model provides a cable oversheath that can produce automatically and dodge when cutting the cable conductor cuts the cutter open, solves the problem of easy damage when current cutter dissects the cable protection cover.

Description

Cable oversheath cutter of cutting open

Technical Field

The utility model relates to a cable construction technical field especially relates to a cutter is cut open to cable oversheath.

Background

The cable is composed of a cable core wire with a metal structure and a cable outer sheath with an insulating structure, wherein the cable outer sheath is wrapped outside the cable core wire. In the process of cable construction, the cable outer sheath at the end of the cable needs to be stripped (some cables are stripped by one section, and some cables are stripped by the outer sheath on the whole cable). Because the wire stripper can only be suitable for stripping the power line with smaller diameter, and the diameter of the cable is unobstructed and thicker and can not be stripped through the wire stripper, the existing tool for stripping the cable protective sleeve is a knife or a cutting machine, namely, the existing tool for stripping the cable protective sleeve is stripped after being manually cut by the knife or the cutting machine, and when the knife or the cutting machine is manually used for cutting, the knife cannot automatically avoid the cable when the knife edge is cut on the cable core line, so that the defect that the knife edge is damaged quickly exists.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cable oversheath that can produce automatically and dodge when cutting the cable conductor cuts the cutter open, solves the problem of easy damage when current cutter dissects the cable protection cover.

The technical problem is solved by the following technical scheme: the utility model provides a cable oversheath cuts cutter open, its characterized in that moves down and limit power spring together with the mounting plate butt including cutting blade, mounting panel, link, cutting blade connecting rod and drive link, the one end of blade connecting rod links together with the link, cutting blade connects the other end of blade connecting rod, link and cutting blade distribute be in the both sides of mounting panel, cutting blade is the circular knife piece. Because the cable protection cover is rubber or plastic construction, and the cable conductor is metal construction, and the power that separates the cable conductor required can be cut into the power of cable conductor by a lot of, so when dissecting the cable protection cover in-process and cutting the cable conductor the power that the cutting blade received can show the increase, and this power overcomes the elasticity of restriction spring and moves towards the direction of keeping away from the cable and avoids cutting the cable conductor this moment. The initial spring force setting of the force limiting spring is greater than a force with which the cutting blade presses the cutting blade in the radial direction of the cutting blade when the cutting blade cuts the cable protective sheath and less than a force with which the cutting blade presses the cutting blade in the radial direction of the cutting blade when the cutting blade cuts the cable core.

The utility model discloses still include the connecting rod that one end linked together with the link, the other end of connecting rod passes the mounting panel, the one end of limit force spring with the mounting panel links together, the other end links together with the other end of connecting rod, the mounting panel is located between link and the limit force spring. The force limiting spring is convenient to fix.

Preferably, the force limiting spring is sleeved on the connecting rod. Compact structure can improve the connection reliability of limit force spring.

Preferably, the connecting frame is provided with a threaded hole, and the connecting rod is screwed in the threaded hole to be connected with the connecting frame. The pretightening force (initial elasticity) of spacing spring can be adjusted to the limit force requirement when adaptation dissects different cable inlet wires.

Preferably, the threaded hole is a through hole. The adjusting requirement of the force limiting spring on the large range of pretightening force can be met when the connecting frame is thin.

Preferably, the cutting blade connecting rod is arranged on the connecting frame in a penetrating mode, the cutting blade connecting rod is in threaded connection with the connecting frame, the cutting blade is provided with a cutter holder, the cutting blade connecting rod is connected to the cutter holder in a rotating mode and is connected with the cutting blade in a connecting mode, and the cutter holder is provided with a vertical rotation stopping sliding rod arranged on the mounting plate in a penetrating mode. The sea level height of the cutting blade can be adjusted to enable the depth of approach to be varied to accommodate variations in the thickness of the cable jacket.

Preferably, a handle is arranged at one end of the cutting blade connecting rod, which is far away from the tool apron. It is convenient to rotate the connecting rod of the cutting blade.

Preferably, the handle is a straight rod structure coaxial with the cutting blade connecting rod, and a driving hole is formed in the peripheral surface of the handle. When the handle is used, the handle can be rotated by inserting the speaking rod body into the driving hole, so that labor is saved during rotation. The structure is compact and good.

Preferably, cutting blade is equipped with the blade holder, the cutting blade connecting rod is connected go up the blade holder and link together with cutting blade, the blade holder is equipped with blade holder portion jaw, be equipped with the arbor in the blade holder portion jaw, cutting blade is the circular knife piece, cutting blade installs on the arbor, the epaxial spacing wheel that is equipped with cutting blade, cutting blade stretches out spacing wheel's distance equals the thickness of cable oversheath. The reliability in protecting the cutting blade can be further improved.

The utility model has the advantages of that: the automatic avoiding can be generated when the cable core wire is cut in the process of sectioning the cable protective sleeve, and the protection effect on the cutting blade is good.

Drawings

Fig. 1 is a front view schematically illustrating the present invention;

fig. 2 is a schematic view of the usage state of the present invention.

In the figure: the device comprises a cutting blade 27, a driving hole 28, a cable outer sheath 29, a workbench 30, a cable 31, a cable core wire 32, a mounting plate 34, a connecting frame 35, a cutting blade connecting rod 36, a force limiting spring 37, a connecting rod 38, a pressing block 39, a tool apron 40, a tool apron fork head 41, a tool shaft 42, a limiting wheel 43, a distance L of the cutting blade extending out of the limiting wheel, a handle 59 and an upper vertical rotation stopping slide rod 60.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1, a cable sheath cutting tool comprises an upper cutting blade 27, a mounting plate 34, a connecting frame 35, a cutting blade connecting rod 36 and a force limiting spring 37 which drives the upper connecting frame to move downwards and is abutted with the upper mounting plate. One end of the blade connecting rod is connected with the upper connecting frame through screw threads and is provided with a handle 59. The handle is a straight rod structure coaxial with the connecting rod of the cutting blade. The handle is provided with drive holes 28 around its circumference. The cutting blade is connected with the other end of the upper blade connecting rod. The connecting frame and the cutting blade are distributed on the upper side and the lower side of the upper mounting plate. The utility model also comprises a connecting rod 38 with one end connected with the connecting frame. The other end of the connecting rod passes through the mounting plate and is provided with a pressing block 39. The force limiting spring is sleeved on the connecting rod. One end of the force limiting spring is connected with the mounting plate, and the other end of the force limiting spring is connected with the other end of the connecting rod (specifically connected on the pressing block). The mounting plate is located between the connecting frame and the force limiting spring. The connecting frame is provided with a threaded hole. The threaded hole is a through hole. The connecting rod is connected with the connecting frame in a threaded hole in a threaded mode. The cutting blade is provided with a blade holder 40. The cutting blade connecting rod is rotatably connected to the tool apron and is connected with the cutting blade. When the cutting blade connecting rod is rotated, the cutting blade connecting rod rotates to drive the tool apron to lift. The tool holder is provided with a holder part jaw 41. A knife shaft 42 is arranged in the knife holder fork head. The cutting blade is a circular blade. The cutting blade is mounted on the cutter shaft. Two limiting wheels 43 which are coaxial with the cutting blade are arranged on the cutter shaft. The cutting blade is clamped between the two limiting wheels. The distance L by which the cutting blade extends beyond the stop wheel is equal to the thickness of the cable jacket 29. The tool apron is provided with a vertical rotation stopping slide rod 60 which is arranged on the mounting plate in a penetrating way.

During the use, will the utility model discloses a mounting panel is fixed in the top of workstation 30, and cable 31 supports on the workstation, rotates cutting blade connecting rod and drives cutting blade lift and make cutting blade just cut cable protection cover thoroughly. The reason such as shake produces in the cutting process leads to the cable to move and makes cable conductor 32 move up and when cutting blade will cut the cable conductor, thereby spacing round receives the extrusion and makes the limited force spring produce the shrink and produce the space for dodging of cutting blade to play cutting blade's guard action.

Claims

1. The utility model provides a cable oversheath cuts cutter open, its characterized in that moves down and limit power spring together with the mounting plate butt including cutting blade, mounting panel, link, cutting blade connecting rod and drive link, the one end of blade connecting rod links together with the link, cutting blade connects the other end of blade connecting rod, link and cutting blade distribute be in the both sides of mounting panel, cutting blade is the circular knife piece.

2. The tool for splitting the outer sheath of the cable according to claim 1, further comprising a connecting rod having one end connected to the connecting frame, wherein the other end of the connecting rod passes through the mounting plate, one end of the force limiting spring is connected to the mounting plate, the other end of the force limiting spring is connected to the other end of the connecting rod, and the mounting plate is located between the connecting frame and the force limiting spring.

3. The cable sheath dissection tool according to claim 2, wherein the force limiting spring is sleeved on the connecting rod.

4. The tool for splitting the outer sheath of a cable as claimed in claim 1, wherein the connecting frame is provided with a threaded hole, and the connecting rod is screwed in the threaded hole to connect with the connecting frame.

5. The tool for splitting the outer sheath of a cable according to claim 4, wherein the threaded hole is a through hole.

6. The cable sheath splitting tool as claimed in claim 1, wherein the cutting blade connecting rod is disposed through the connecting frame, the cutting blade connecting rod is threaded with the connecting frame, the cutting blade is provided with a tool seat, the cutting blade connecting rod is rotatably connected to the tool seat and is connected with the cutting blade, and the tool seat is provided with a vertical rotation stop sliding rod disposed through the mounting plate.

7. The cable sheath dissection tool of claim 6, wherein the cutting blade connecting rod is provided with a handle at an end away from the tool holder.

8. The cable sheath dissection tool according to claim 7, wherein the handle is a straight rod structure coaxial with the cutting blade connecting rod, and a driving hole is formed on the periphery of the handle.