CN112427736B

CN112427736B - Portable cutting saw

Info

Publication number: CN112427736B
Application number: CN202011137664.4A
Authority: CN
Inventors: 陈加文
Original assignee: Shenzhen Power Supply Co ltd
Current assignee: Shenzhen Power Supply Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2022-03-22
Anticipated expiration: 2040-10-22
Also published as: CN112427736A

Abstract

The present application provides a portable dicing saw. The portable dicing saw includes: power device, saw blade and mounting clip. The output end of the power device is in transmission connection with the saw blade. One end of the fixing clamp is hinged with the power device. The other end of fixation clamp is provided with the cutting position that is used for fixed cable, and cuts the position and is located the saw blade under. The control device is electrically connected with the power device. The control device is used for detecting the material of the current cable layer when the saw blade cuts the cable, and adjusting the rotating speed of the power device according to the material of the current cable layer. This application will wait to cut the cable through the fixation clamp and fix in the cutting position, then drive the cable that the cutting was treated to the saw blade through power device and cut, the material on current cable layer when simultaneously passing through controlling means real-time detection saw blade cutting cable to according to the material adjustment power device's of current cable layer rotational speed, convenient operation, labour saving and time saving not only in the cutting process have still promoted the preparation quality and the work efficiency of cable head.

Description

Portable cutting saw

Technical Field

The application relates to the technical field of cable cutting equipment, in particular to a portable cutting saw.

Background

The cable includes power cable, compensation cable, shielded cable, high-temperature cable, signal cable, mining cable, etc., which are composed of single or multiple wires and insulating layer and are used for connecting circuit, electric appliance, etc. The cable line can use cutting equipment when using. For example, when a cable is cut in the daily manufacture of cable head accessories, the generally adopted cutting equipment is a cable cutter. And the cable core that the cable was cut off is uneven, and cable head producer need polish the fracture with the file and level, wastes time and energy.

Disclosure of Invention

Based on this, it is necessary to provide a portable slitting saw to current cable head preparation personnel because of adopting the cable to cut off when the cable, cable core fracture unevenness need polish repeatedly, the problem that wastes time and energy.

A portable dicing saw comprising:

a power plant;

the output end of the power device is in transmission connection with the saw blade;

one end of the fixing clamp is hinged with the power device, the other end of the fixing clamp is provided with a cutting position for fixing a cable, and the cutting position is positioned right below the saw blade; and

and the control device is electrically connected with the power device and used for detecting the material of the current cable layer when the saw blade cuts the cable and adjusting the rotating speed of the power device according to the material of the current cable layer.

In one embodiment, the fixing clip includes:

the first end of the connecting part is hinged with the power device, and the second end of the connecting part is provided with a first clamp; and

the second clamp is detachably connected with the second end of the connecting portion and moves in a telescopic mode in the extending direction of the connecting portion, and the second clamp and the first clamp form a cutting position for fixing the cable.

In one embodiment, the connection part includes: the connecting device comprises a first connecting arm and a second connecting arm arranged at an interval with the first connecting arm;

the first end of first linking arm with the first end of second linking arm all with power device articulates, the second end of first linking arm with the second end of second linking arm all is provided with first tong clamp, just the second end of first linking arm with the second end of second linking arm all can be dismantled and connect one the second tong clamp, the saw blade is in the orthographic projection of connecting portion is located first linking arm with between the second linking arm.

In one embodiment, the connecting portion further includes:

the fixed arm, set up in first linking arm with between the second linking arm, the first end of fixed arm with first linking arm is connected, the second end of fixed arm with the second linking arm is connected, just first linking arm with the second linking arm is about fixed arm mirror symmetry sets up.

In one embodiment, the fixing clip includes:

the first end of the connecting part is hinged with the power device, and the second end of the connecting part is provided with a first clamping cover; and

the second clamping cover is detachably connected with the first clamping cover, and the first clamping cover and the second clamping cover form a cutting position for fixing the cable.

In one embodiment, the first clamping cover comprises a first connecting plate, a first arc-shaped connecting plate and a second connecting plate, the first arc-shaped connecting plate and the second connecting plate are fixedly connected with the connecting part in sequence along the extending direction of the connecting part, and the first arc-shaped connecting plate is fixedly connected with the first connecting plate and the second connecting plate respectively.

In one embodiment, the second clamping cover comprises a third connecting plate, a second arc-shaped connecting plate and a fourth connecting plate, the second arc-shaped connecting plate is fixedly connected with the third connecting plate and the fourth connecting plate respectively, the third connecting plate is detachably connected with the first connecting plate through a locking screw, and the fourth connecting plate is detachably connected with the second connecting plate.

the first end of first linking arm with the first end of second linking arm all with power device is articulated, the second end of first linking arm with the second end of second linking arm all is provided with first clamp cover, the saw blade is in the orthographic projection of connecting portion is located first linking arm with between the second linking arm.

In one embodiment, the portable dicing saw further comprises:

the mounting head is fixedly connected with one end, close to the saw blade, of the power device and hinged to the first end of the connecting part.

In one embodiment, the mounting head includes:

the first mounting part is fixedly connected with one end, close to the saw blade, of the power device, and is provided with a first fixing hole; and

the second installation department, with power device is close to the one end fixed connection of saw blade, with first installation department interval sets up, just the saw blade set up in first installation department with between the second installation department, the second installation department is provided with the second fixed orifices, the second installation department through with second fixed orifices complex second fixed screw with the second linking arm is articulated.

In one embodiment, the portable dicing saw further comprises:

and the saw blade is in transmission connection with the output end of the power device through the locking device.

In one embodiment, the control device includes:

the detection sensor is electrically connected with the locking device and is used for detecting an electric signal generated when the saw blade cuts the current cable layer in the cable;

the controller is electrically connected with the detection sensor and used for determining the material of the current cable layer according to the electric signal;

and the switch tube is respectively electrically connected with the controller and the power device, and the controller is also used for adjusting the rotating speed of the power device by controlling the duty ratio of the switch tube according to the material of the current cable layer.

In one embodiment, the portable dicing saw further comprises:

the laser lamp is arranged at one end, close to the saw blade, of the power device and electrically connected with the power device.

In one embodiment, the power plant comprises:

the output end of the power assembly is in transmission connection with the saw blade; and

and the switch is fixed on the power assembly, is electrically connected with the power assembly and is used for controlling the power assembly to be turned on or turned off.

In one embodiment, the power plant further comprises:

and the battery is fixed at one end of the power assembly, which is far away from the saw blade, and is electrically connected with the power assembly.

Compared with the prior art, above-mentioned portable slitting saw, through the cable that the fixation clamp will wait to cut is fixed the cutting position, then through power device drives the cutting is treated to the saw blade the cable is cut, simultaneously through controlling means real-time detection the saw blade cutting the material on current cable layer during the cable, and according to the material adjustment on current cable layer power device's rotational speed to solved cable head preparation personnel because of cable core fracture unevenness and need polish the scheduling problem repeatedly when cutting off, not only convenient operation, labour saving and time saving have still promoted the preparation quality and the work efficiency of cable head among the cutting process.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments or the conventional technologies of the present application, the drawings used in the descriptions of the embodiments or the conventional technologies will be briefly introduced below, it is obvious that the drawings in the following descriptions are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a portable dicing saw according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a fixing clip according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a connection portion according to an embodiment of the present disclosure;

FIG. 4 is a schematic view of a portable dicing saw according to another embodiment of the present application;

FIG. 5 is a schematic view of a retaining clip according to another embodiment of the present application;

FIG. 6 is a schematic structural view of a second clip cover according to an embodiment of the present disclosure;

fig. 7 is a schematic view of a portion of a portable dicing saw according to an embodiment of the present application;

fig. 8 is a schematic structural view of a portable dicing saw according to an embodiment of the present application;

fig. 9 is a partial block circuit diagram of a portable dicing saw according to an embodiment of the present application.

Description of reference numerals:

10. a portable dicing saw; 11. a cable; 100. a power plant; 110. a power assembly; 120. a switch; 130. a battery; 200. a saw blade; 300. a fixing clip; 301. cutting; 310. a connecting portion; 311. a first pincer; 312. a first connecting arm; 313. a second connecting arm; 314. a fixed arm; 315. a first clip cover; 3151. a first connecting plate; 3152. a first arc-shaped connecting plate; 3153. a second connecting plate; 320. a second clamp; 321. a locking screw; 330. a second clip cover; 331. a third connecting plate; 332. a second arc-shaped connecting plate; 333. a fourth connecting plate; 400. a control device; 410. a detection sensor; 420. a controller; 430. a switching tube; 440. a laser light; 500. a mounting head; 510. a first mounting portion; 511. a first fixing hole; 512. a first fixing screw; 520. a second mounting portion; 600. and a locking device.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and it is therefore not intended to be limited to the embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, an embodiment of the present application provides a portable dicing saw 10. The portable dicing saw 10 includes: power device 100, saw blade 200, retaining clip 300, and control device 400. The output end of the power device 100 is in transmission connection with the saw blade 200. One end of the fixing clip 300 is hinged to the power unit 100. The other end of the fixing clip 300 is provided with a cutting position 301 for fixing the cable 11, and the cutting position 301 is located right below the saw blade 200. The control device 400 is electrically connected to the power device 100. The control device 400 is configured to detect a material of a current cable layer when the saw blade 200 cuts the cable 11, and adjust a rotation speed of the power device 100 according to the material of the current cable layer.

It is understood that the specific structure of the power device 100 is not limited as long as it has the function of driving the saw blade 200 to cut the cable 11. In one embodiment, the power plant 100 may be an electric motor and transmission. Specifically, the output shaft of the motor drives the saw blade 200 to move through the transmission mechanism, so as to cut the cable 11. In one embodiment, the transmission mechanism may be a gearbox.

It will be appreciated that the specific material of the saw blade 200 is not limited as long as it is ensured that the cable 11 can be cut. In one embodiment, the saw blade 200 may be machined from a high speed tool metal steel. In one embodiment, the saw blade 200 may also be machined from conventional steel.

In one embodiment, the manner of hinging one end of the fixing clip 300 with the power device 100 is not limited as long as the fixing clip 300 can rotate with the power device 100. In one embodiment, the fixing clip 300 may be hinged to the power device 100 by a screw. In one embodiment, the fixing clip 300 may also be hinged to the power unit 100 through a rotating shaft.

In one embodiment, the cutting site 301 at the other end of the retaining clip 300 is disposed directly below the saw blade 200. When it is desired to cut the cable 11, the cable 11 may be secured to the cutting station 301. The retaining clip 300 is then rotated so that the saw blade 200 is positioned within the cutting position 301, securing the retaining clip 300 to the power unit 100. At this time, the power device 100 can drive the saw blade 200 to move, so as to cut the cable 11. The process is convenient to operate, time-saving and labor-saving, and meanwhile, the working efficiency is improved.

It should be understood that the specific structure of the control device 400 is not limited as long as it has the functions of detecting the material of the current cable layer when the saw blade 200 cuts the cable 11 and adjusting the rotation speed of the power device 100 according to the material of the current cable layer. In one embodiment, the control device 400 may include a voltage sensor, a control chip, and a Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET). Specifically, an electrical signal generated when the saw blade 200 cuts the current cable layer in the cable 11 may be detected by a voltage sensor and sent to a control chip. The control chip can determine the specific material of the current cable layer according to the electric signal, and adjust the rotating speed of the power device 100 by controlling the conduction duty ratio of the MOSFET, so that the saw blade 200 performs different cutting speeds on different cable layers of the cable 11, thereby improving the flatness of the cut section.

In this embodiment, through fixation clamp 300 will treat that the cable 11 of cutting is fixed cutting position 301, then pass through power device 100 drives saw blade 200 treats the cutting cable 11 cuts, simultaneously passes through controlling means 400 real-time detection saw blade 200 cuts the material on current cable layer during the cable 11, and according to the material adjustment on current cable layer power device 100's rotational speed to solved cable head preparation personnel because of cable 11 when cutting off sinle silk fracture unevenness and need polish the scheduling problem repeatedly, not only convenient operation, labour saving and time saving have still promoted the preparation quality and the work efficiency of cable head among the cutting process.

Referring to fig. 2, in one embodiment, the fixing clip 300 includes: a connecting portion 310 and a second clamp 320. A first end of the connecting portion 310 is hinged to the power device 100. The second end of the connecting portion 310 is provided with a first clamp 311. The second clamp 320 is detachably connected to the second end of the connecting portion 310, and the second clamp 320 performs a telescopic motion in the extending direction of the connecting portion 310. The second clamp 320 and the first clamp 311 form the cutting site 301 for fixing the cable 11.

In one embodiment, the first end of the connection portion 310 may be provided with a movable hole and a screw engaged with the movable hole. That is, the first end of the connecting portion 310 can be hinged to the power device 100 by the screw fitting the movable hole. In one embodiment, the movable hole is internally unthreaded, facilitating rotation of the connecting portion 310 when the cable 11 is cut. In one embodiment, the first clamp 311 is a fixed clamp. The stationary caliper may be integrally formed with the connecting portion 310. In one embodiment, the first clamp 311 is arcuate.

In one embodiment, the second clamp 320 and the second end of the connecting portion 310 can be detachably connected by a locking screw 321. In one embodiment, the second clamp 320 is arcuate. The first clamp 311 and the second clamp 320 cooperate to form the arc-shaped cutting site 301, thereby facilitating the fixing of the cable 11.

In one embodiment, the second clamp 320 extends and retracts in the extending direction of the connecting portion 310. Specifically, when the cutting position 301 needs to be adjusted, the second clamp 320 may be extended or shortened along the extending direction of the connecting portion 310, so as to adjust the cutting position 301. After the adjustment is completed, the locking screw 321 may be rotated to fix the second clamp 320 to the connecting portion 310. For example, when the diameter of the cable 11 is too large, i.e. the cutting site 301 needs to be enlarged, the two clamps 320 may be extended along the extending direction of the connecting portion 310 to enlarge the cutting site 301, so as to fix the cable 11. By the second clamp 320 cooperating with the first clamp 311, the cutting position 301 can be adjusted according to the diameter of the cable 11, so as to fix the cable 11.

Referring to fig. 3, in an embodiment, the connection portion 310 includes: a first connecting arm 312 and a second connecting arm 313 spaced apart from the first connecting arm 312. The first end of the first connecting arm 312 and the first end of the second connecting arm 313 are both hinged to the power device 100. The second end of the first connecting arm 312 and the second end of the second connecting arm 313 are both provided with the first clamp 311, and the second end of the first connecting arm 312 and the second end of the second connecting arm 313 are both detachably connected with the second clamp 320. The orthographic projection of the saw blade 200 at the connecting portion 310 is located between the first connecting arm 312 and the second connecting arm 313.

In one embodiment, the first end of the first connecting arm 312 and the first end of the second connecting arm 313 are provided with movable holes. The free hole is not threaded to facilitate rotation of the first and second connecting

arms

312, 313 during cutting of the cable 11. In one embodiment, the first clamp 311 and the first connecting arm 312 may be integrally formed. Similarly, the first clamp 311 and the second connecting arm 313 may be integrally formed.

In one embodiment, the first connecting arm 312 is identical in structure to the second connecting arm 313. The first connecting arm 312 is spaced apart from the second connecting arm 313. The orthographic projection of the saw blade 200 on the connecting portion 310 is located between the first connecting arm 312 and the second connecting arm 313, so that the saw blade 200 can be used for conveniently cutting the cable 11.

In one embodiment, the connection portion 310 further includes: a fixed arm 314. The fixing arm 314 is disposed between the first connecting arm 312 and the second connecting arm 313. A first end of the fixed arm 314 is connected to the first connecting arm 312. A second end of the fixed arm 314 is connected to the second connecting arm 313, and the first connecting arm 312 and the second connecting arm 313 are arranged mirror-symmetrically with respect to the fixed arm 314.

In one embodiment, the first connecting arm 312, the second connecting arm 313 and the fixing arm 314 may be integrally formed therebetween. The connecting portion 310 is provided with the fixing arm 314, so that the first connecting arm 312 and the second connecting arm 313 can move synchronously when rotating. Meanwhile, when the cable 11 is cut off, the saw blade 200 can be limited by the fixing arm 314, and the cutting position 301 of the fixing clip 300 is prevented from being cut and damaged when the saw blade 200 works. Said first connecting arm 312 and said second connecting arm 313 are arranged mirror-symmetrically with respect to said fixed arm 314, i.e. said first connecting arm 312 and said second connecting arm 313 are of identical construction.

Referring to fig. 4, in one embodiment, the fixing clip 300 includes: a connecting portion 310 and a second clip cover 330. A first end of the connecting portion 310 is hinged to the power device 100. A second end of the connecting portion 310 is provided with a first clip cover 315. The second clip cover 330 is detachably connected to the first clip cover 315. The first clamping cover 315 and the second clamping cover 330 form the cutting position 301 for fixing the cable 11. In an embodiment, the connecting portion 310 may adopt the structure described in the above embodiments, and is not described herein again.

In one embodiment, the specific structure of the first clip cover 315 is not limited as long as the first clip cover 315 and the second clip cover 330 are ensured to cooperate to form the cutting site 301 for fixing the cable 11. In one embodiment, as shown in fig. 5, the first clip cover 315 may include a first coupling plate 3151, a first arc-shaped coupling plate 3152, and a second coupling plate 3153. The first connecting plate 3151, the first arc-shaped connecting plate 3152 and the second connecting plate 3153 are sequentially and fixedly connected with the connecting portion 310 along the extending direction of the connecting portion 310. The first arc-shaped connecting plate 3152 is fixedly connected with the first connecting plate 3151 and the second connecting plate 3153, respectively. In one embodiment, the first coupling plate 3151, the first arc-shaped coupling plate 3152, and the second coupling plate 3153 may be an integral structure. By providing the first arc-shaped connection plate 3152, the clamping stability between the first clamping cover 315 and the cable 11 can be improved.

In one embodiment, the specific structure of the second clip cover 330 is not limited as long as the first clip cover 315 and the second clip cover 330 are ensured to cooperate to form the cutting site 301 for fixing the cable 11. In one embodiment, as shown in FIG. 6, the second clip cover 330 may include a third connecting plate 331, a second arcuate connecting plate 332, and a fourth connecting plate 333. The second arc-shaped connecting plate 332 is fixedly connected with the third connecting plate 331 and the fourth connecting plate 333 respectively. The third connecting plate 331 is detachably connected to the first connecting plate 3151 by a locking screw 321. The fourth connecting plate 333 is detachably connected to the second connecting plate 3153. In one embodiment, the third connecting plate 331, the second arc-shaped connecting plate 332 and the fourth connecting plate 333 may be a unitary structure. By providing the second arc-shaped connecting plate 332, the clamping stability between the first clamping cover 315 and the cable 11 can be improved.

In one embodiment, the third connecting plate 331 is detachably connected to the first connecting plate 3151 by a locking screw 321. Specifically, a third fixing hole may be disposed on the first connecting plate 3151, and a fourth fixing hole matched with the third fixing hole may be disposed on the third connecting plate 331. In this way, the locking screw 321 may sequentially pass through the third fixing hole and the fourth fixing hole, so as to fixedly connect the third connecting plate 331 and the first connecting plate 3151.

In one embodiment, the fourth connection plate 333 is detachably connected to the second connection plate 3153. Specifically, the second connecting plate 3153 is provided with a rectangular hole. The fourth connecting plate 333 is a rectangular button fitted with a rectangular hole. When in use, the fourth connecting plate 333 is buckled into the rectangular hole of the second connecting plate 3153, so that the third connecting plate 331 and the first connecting plate 3151 can be fixedly connected. In this embodiment, by adopting the above manner, the first cover clip 315 and the second cover clip 330 are detachably connected, so that the cable 11 can be fixed when the cable 11 is cut.

In one embodiment, the connection part 310 includes: a first connecting arm 312 and a second connecting arm 313 spaced apart from the first connecting arm 312. The first end of the first connecting arm 312 and the first end of the second connecting arm 313 are both hinged to the power device 100. The second end of the first connecting arm 312 and the second end of the second connecting arm 313 are both provided with the first clip cover 315. The orthographic projection of the saw blade 200 at the connecting portion 310 is located between the first connecting arm 312 and the second connecting arm 313. In an embodiment, the specific structure of the first connecting arm 312 and the second connecting arm 313 may adopt the structure described in the above embodiments, and details are not repeated herein.

Referring to fig. 7, in one embodiment, the portable dicing saw 10 further includes: the mounting head 500. The mounting head 500 is fixedly connected with one end of the power device 100 close to the saw blade 200. The mounting head 500 is hinged to a first end of the connecting part 310. In one embodiment, the mounting head 500 may be machined from a hard steel material to prevent deformation of the mounting head 500.

In one embodiment, the mounting head 500 includes: a first mounting portion 510 and a second mounting portion 420. The first mounting portion 510 is fixedly connected to one end of the power device 100 close to the saw blade 200. The first mounting portion 510 is provided with a first fixing hole 511. The first mounting portion 510 is hinged to the first connecting arm 312 by a first fixing screw 512 engaged with the first fixing hole 511. The second mounting portion 420 is fixedly connected to one end of the power device 100 close to the saw blade 200. The second mounting portion 420 is spaced apart from the first mounting portion 510. The saw blade 200 is disposed between the first mounting portion 510 and the second mounting portion 420. The second mounting part 420 is provided with a second fixing hole. The second mounting portion 420 is hinged to the second connecting arm 313 by a second fixing screw engaged with the second fixing hole.

In one embodiment, the first mounting portion 510 may be a plate-shaped mounting portion. In one embodiment, the first mounting portion 510 and the second mounting portion 420 can be arranged mirror-symmetrically with respect to the saw blade 200. That is, the first mounting portion 510 and the second mounting portion 420 have the same structure. In one embodiment, the first mounting portion 510 may be hinged to the first connecting arm 312 by the first fixing screw 512. That is, when the first connecting arm 312 needs to be rotated, the first fixing screw 512 can be rotated to select the first connecting arm 312 along the first fixing screw 512. When the first connecting arm 312 needs to be fixed, the first fixing screw 512 can be screwed, so that the first connecting arm 312 and the first mounting portion 510 are fixed. In one embodiment, the first fixing hole 511 is internally provided with an internal thread.

In one embodiment, a space is formed between the second mounting portion 420 and the first mounting portion 510, so that the saw blade 200 is in driving connection with the output end of the power device 100 in the space. In one embodiment, the center of the first fixing hole 511 is coaxially disposed with the center of the second fixing hole 521.

Referring to fig. 8, in one embodiment, the power plant 100 includes: a power assembly 110 and a switch 120. The output end of the power assembly 110 is in transmission connection with the saw blade 200. The switch 120 is fixed to the power assembly 110. The switch 120 is electrically connected to the power assembly 110. The switch 120 is used for controlling the power assembly 110 to be turned on or off.

In one embodiment, the power assembly 110 may be an electric motor and transmission. Specifically, the output shaft of the motor drives the saw blade 200 to move through the transmission mechanism, so as to cut the cable 11. In one embodiment, the transmission mechanism may be a gearbox. In one embodiment, the switch 120 may be a push switch. When the switch 120 is pressed, the power assembly 110 operates. When the switch 120 is released, the power assembly 110 stops operating. In this manner, the portable dicing saw 10 can be made more flexible and reliable to operate.

In one embodiment, the power plant 100 further comprises: a battery 130. The battery 130 is fixed to an end of the power assembly 110 away from the saw blade 200. The battery 130 is electrically connected to the power assembly 110. In one embodiment, the battery 130 may be a secondary battery. The battery 130 may also be a disposable dry cell battery. The power assembly 110 is supplied with electrical energy via the battery 130.

In one embodiment, the portable dicing saw 10 further includes: a locking device 500. The saw blade 200 is in transmission connection with the output end of the power device 100 through the locking device 500. In one embodiment, the saw blade 200 can be firmly locked to the output end of the power device 100 by the locking device 500, so that the transmission between the power device 100 and the saw blade 200 is more reliable.

Referring to fig. 9, in one embodiment, the control device 400 includes: a detection sensor 410, a controller 420 and a switch tube 430. The detection sensor 410 is electrically connected to the locking device 600. The detection sensor 410 is used for detecting an electrical signal generated when the saw blade 200 cuts the current cable layer in the cable 11. The controller 420 is electrically connected to the detection sensor 410. The controller 420 is configured to determine the material of the current cable layer according to the electrical signal. The switching tube 430 is electrically connected to the controller 420 and the power device 100, respectively. The controller 420 is further configured to adjust the rotation speed of the power device 100 by controlling the duty ratio of the switching tube 430 according to the material of the current cable layer.

In one embodiment, the detection sensor 410 may be a voltage or current detection sensor. In one embodiment, the controller 420 may be an integrated control chip, or may be a conventional controller such as a single chip. In one embodiment, the type of the switching tube 430 is not limited, for example, the switching tube 430 may be a MOSFET tube. The switch tube 430 may also be other controllable switch tubes, such as an Insulated Gate Bipolar Transistor (IGBT) tube. In one embodiment, the detection sensor 410 may be electrically connected to the locking device 600 through a wire.

In one embodiment, an electrical signal generated when the saw blade 200 cuts the current cable layer in the cable 11 may be detected by the detection sensor 410 and sent to the controller 420. The controller 420 may determine the specific material of the current cable layer according to the electrical signal, and adjust the rotation speed of the power device 100 by controlling the on-duty ratio of the switching tube 430, so that the saw blade 200 performs different cutting speeds on different cable layers in the cable 11, thereby improving the flatness of the cut section.

In one embodiment, the portable dicing saw 10 further includes: a laser light 440. The laser light 440 is disposed at an end of the power device 100 close to the saw blade 200. The laser light 440 is electrically connected to the power device 100. Through setting up laser lamp 440 can assist saw blade 200 is cutting during cable 11, guarantee saw blade 200's cutting path is on same straight line to cable head producer has been solved because of cable cut off the time sinle silk fracture unevenness and need polish scheduling problem repeatedly.

In use, the portable cutting saw 10 can first place one of the cables 11 into the cutting position 301 formed by the first clamp 311 and the second clamp 320. The second clamp 320 is then adjusted and the second clamp 320 is secured to the connecting portion 310 by the locking screw 321, thereby securing the cable 11 within the cutting site 301. The switch 120 is then pressed and the power assembly 110 drives the saw blade 300 to cut the cable 11. By adopting the structure, the cutting device has the advantages of simple and convenient operation and high efficiency during the cutting of the cable 11.

To sum up, this application passes through fixation clamp 300 will treat the cable 11 of cutting and fix cutting position 301, then pass through power device 100 drives saw blade 200 is treated the cutting cable 11 cuts, simultaneously passes through controlling means 400 real-time detection saw blade 200 cutting the material on current cable layer during cable 11, and according to the material adjustment on current cable layer power device 100's rotational speed to solved cable head preparation personnel because of cable 11 when cutting off sinle silk fracture unevenness and need polish the scheduling problem repeatedly, not only convenient operation, labour saving and time saving have still promoted the preparation quality and the work efficiency of cable head among the cutting process.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A portable dicing saw, comprising:

a power plant (100);

a locking device (600);

the saw blade (200) is in transmission connection with the output end of the power device (100) through the locking device (600);

the fixing clamp (300), one end of the fixing clamp (300) is hinged with the power device (100), the other end of the fixing clamp (300) is provided with a cutting position (301) for fixing a cable (11), and the cutting position (301) is located right below the saw blade (200); and

the control device (400) is electrically connected with the power device (100) and is used for detecting the material of the current cable layer when the saw blade (200) cuts the cable (11) and adjusting the rotating speed of the power device (100) according to the material of the current cable layer;

the control device (400) comprises:

a detecting sensor (410) connected with the saw blade (200) through the locking device (600) and used for detecting an electric signal generated when the saw blade (200) cuts the current cable layer in the cable (11);

a controller (420) electrically connected to the detection sensor (410) for determining the material of the current cable layer according to the electrical signal;

the switch tube (430) is respectively electrically connected with the controller (420) and the power device (100), and the controller (420) is further used for adjusting the rotating speed of the power device (100) by controlling the duty ratio of the switch tube (430) according to the material of the current cable layer;

the laser lamp (440) is arranged at one end, close to the saw blade (200), of the power device (100) and is electrically connected with the power device (100).

2. The portable dicing saw of claim 1, wherein the retaining clip (300) comprises:

the first end of the connecting part (310) is hinged with the power device (100), and the second end of the connecting part (310) is provided with a first clamp (311); and

the second clamp (320) is detachably connected with the second end of the connecting portion (310), the second clamp (320) makes telescopic motion in the extending direction of the connecting portion (310), and the second clamp (320) and the first clamp (311) form the cutting position (301) for fixing the cable (11).

3. The portable slitting saw of claim 2, wherein the connecting portion (310) comprises: a first connecting arm (312) and a second connecting arm (313) arranged at a distance from the first connecting arm (312);

the first end of first linking arm (312) and the first end of second linking arm (313) all with power device (100) are articulated, the second end of first linking arm (312) with the second end of second linking arm (313) all is provided with first tong (311), just the second end of first linking arm (312) with the second end of second linking arm (313) all can be dismantled and connect one second tong (320), saw blade (200) are in the orthographic projection of connecting portion (310) is located first linking arm (312) with between second linking arm (313).

4. The portable slitting saw of claim 3, wherein the connecting portion (310) further comprises:

the fixing arm (314) is arranged between the first connecting arm (312) and the second connecting arm (313), a first end of the fixing arm (314) is connected with the first connecting arm (312), a second end of the fixing arm (314) is connected with the second connecting arm (313), and the first connecting arm (312) and the second connecting arm (313) are arranged in a mirror symmetry mode relative to the fixing arm (314).

5. The portable dicing saw of claim 1, wherein the retaining clip (300) comprises:

the first end of the connecting part (310) is hinged with the power device (100), and the second end of the connecting part (310) is provided with a first clamping cover (315); and

a second clip cover (330) detachably connected to the first clip cover (315), the first clip cover (315) and the second clip cover (330) forming the cutting location (301) for fixing the cable (11).

6. The portable slitting saw of claim 5, wherein the first clamping cover (315) comprises a first connecting plate (3151), a first arc-shaped connecting plate (3152) and a second connecting plate (3153), the first connecting plate (3151), the first arc-shaped connecting plate (3152) and the second connecting plate (3153) are fixedly connected with the connecting portion (310) in sequence along the extending direction of the connecting portion (310), and the first arc-shaped connecting plate (3152) is fixedly connected with the first connecting plate (3151) and the second connecting plate (3153), respectively.

7. The portable slitting saw of claim 6, wherein the second clamping cover (330) comprises a third connecting plate (331), a second arc-shaped connecting plate (332) and a fourth connecting plate (333), the second arc-shaped connecting plate (332) being fixedly connected with the third connecting plate (331) and the fourth connecting plate (333), respectively, the third connecting plate (331) being detachably connected with the first connecting plate (3151) by means of a locking screw (321), the fourth connecting plate (333) being detachably connected with the second connecting plate (3153).

8. The portable slitting saw of claim 5, wherein the connecting portion (310) comprises: a first connecting arm (312) and a second connecting arm (313) arranged at a distance from the first connecting arm (312);

the first end of first linking arm (312) and the first end of second linking arm (313) all with power device (100) are articulated, the second end of first linking arm (312) and the second end of second linking arm (313) all are provided with first clamp cover (315), saw blade (200) are in the orthographic projection of connecting portion (310) is located first linking arm (312) with between second linking arm (313).

9. The portable slitting saw of claim 3 or 8, further comprising:

and the mounting head (500) is fixedly connected with one end of the power device (100) close to the saw blade (200) and is hinged with the first end of the connecting part (310).

10. The portable dicing saw of claim 9, wherein the mounting head (500) comprises:

the first mounting part (510) is fixedly connected with one end, close to the saw blade (200), of the power device (100), the first mounting part (510) is provided with a first fixing hole (511), and the first mounting part (510) is hinged to the first connecting arm (312) through a first fixing screw (512) matched with the first fixing hole (511); and

second installation department (520), with power device (100) are close to the one end fixed connection of saw blade (200), with first installation department (510) interval sets up, just saw blade (200) set up in first installation department (510) with between second installation department (520), second installation department (520) are provided with the second fixed orifices, second installation department (520) through with second fixed orifices complex second fixed screw with second linking arm (313) are articulated.

11. Portable cutting saw according to any one of claims 1-8, characterized in that the power means (100) comprise:

the output end of the power assembly (110) is in transmission connection with the saw blade (200); and

and the switch (120) is fixed on the power assembly (110), is electrically connected with the power assembly (110), and is used for controlling the on-off of the power assembly (110).

12. The portable slitting saw according to claim 11, wherein the power device (100) further comprises:

and the battery (130) is fixed at one end of the power assembly (110) far away from the saw blade (200) and is electrically connected with the power assembly (110).