CN106532581A - Power cable cutting method - Google Patents

Abstract

The invention discloses a power cable cutting method. The power cable cutting method comprises an inner ring (3) and an outer ring (1), and a set of Ball fit, characterized in that: the inner ring is connected with a cable fixing mechanism, the outer ring is provided with a connecting shaft (18), the connecting shaft (18) is provided with a positioning mechanism, and the connecting shaft (18) The upper ring is covered with a movable block (15), and a slide block (10) is arranged in the chute (11) in the movable block (1), and the worm gear reducer (8) is connected on the slide block (10). The worm gear reducer (8) is connected to the drive motor (8A), the output shaft of the worm gear reducer (8) is connected to the cable cutting mechanism, and the other side of the worm gear reducer (8) is connected to A drill bit (13), a second bolt (12) and a pressure pad (14A) are arranged on the connecting rod (14), and the outer ring of the outer ring (1) is connected to the outer ring drive mechanism through a belt (25).

Description

A kind of power cable cutting method

technical field

The invention relates to the field of electric equipment, in particular to a method for cutting electric cables.

Background technique

The cable is made of one or more mutually insulated conductors covered with an insulating protective layer, which transmits power or information from one place to another. However, during the use of existing cables, the insulation of the outer covering of the cable is required. The protective layer is cut and processed, but the existing cables are only cut by tools when cutting multi-section cables, which has a large amount of labor, low production efficiency, and poor cutting quality, which affects the use of cables.

Contents of the invention

The technical problem to be solved by the present invention is to provide a method for cutting a power cable, which is convenient for cutting the insulation protection layer of the cable.

The present invention adopts following technical scheme to realize the object of the invention:

A power cable cutting method, comprising an inner ring (3) and an outer ring (1), the inner ring (3) and the outer ring (1) are matched by a set of balls, the feature is: the inner A cable fixing mechanism is connected on the ring, a connecting shaft (18) is arranged on the outer ring, a positioning mechanism is arranged on the connecting shaft (18), and a movable block (15) is sleeved on the connecting shaft (18), A slide block (10) is arranged in the chute (11) in the movable block (1), and the worm gear reducer (8) is connected on the slide block (10), and the worm gear reducer (8) is connected to The drive motor (8A), the output shaft of the worm gear reducer (8) is connected to the cable cutting mechanism, and the other side of the worm gear reducer (8) is connected to the drill bit (13) through the connecting rod (14), and the connecting rod ( 14) is provided with a second bolt (12) and a pressure pad (14A), and the outer ring of the outer ring (1) is connected to the outer ring drive mechanism through a belt (25), including the following steps:

(1) The cable passes through the inner ring (3) and the cable fixing mechanism, and the cable fixing mechanism fixes the cable;

(2) Turn the movable block (15), align the cable cutting mechanism with the cable, the positioning mechanism will position the movable block (15), push the slider (10) to move in the chute (11), and cut the cable The mechanism clings to the cable for cutting. After the cable insulation is cut through, tighten the second bolt (12), press the pad (14A) against the movable block (15), and prevent the slider (10) from being in the chute (11). Sliding, the outer ring driving mechanism drives the outer ring (1) to rotate, and the outer ring (1) drives the cable cutting mechanism to rotate around the cable and cut the insulation protection layer of the cable in a full circle;

(3) Loosen the second bolt (12), the positioning mechanism loosens the movable block (15), rotates the movable block (15), aligns the drill bit (13) to the cable, and pushes the slider (10) in the slide Move in the slot (11), make the drill bit (13) close to the cable, tighten the second bolt (12), press the pad (14A) close to the movable block 15, and prevent the sliding block (10) from sliding in the chute (11) , the drill bit (13) moves to open a cutting position of the cable, the outer ring drive mechanism drives the outer ring (1) to rotate, and the outer ring (1) drives the drill bit (13) to rotate around the cutting position of the cable cutting mechanism, so as to realize the cable insulation Stretching operation at the cutting position of the protective layer.

As a further limitation to the technical solution, the cable fixing mechanism includes a fixing collar (1A) and a first bolt (2), and the step (1) includes the following steps:

The cable passes through the inner ring (3) and the fixing collar (1A), and the first bolt (2) is tightened to withstand the cable, so that the position of the cable is fixed.

As a further limitation to the technical solution, the positioning mechanism includes a fixed block (17) that is looped on the connecting shaft (18), and the upper end of the fixed block (17) passes through the piston rod ( 23), the cylinder (24) is fixed on the outer ring (1), the lower end of the fixed block (17) is connected to a symmetrical fixed rod (16), and the cylinder (24) pushes the piston rod (23) Stretch out, piston rod (23) promotes fixed block (17) to move down, makes fixed rod (16) insert in the fixed hole (16A) of described movable block (15), realizes the location of movable block (15); The cable cutting mechanism includes a cutting box (7), and a second rotating shaft (19) connected with the output shaft of the worm gear reducer (8) is arranged in the cutting box (7), and the second rotating shaft (19) Connect the second bevel gear (22), the second bevel gear (22) meshes with the first bevel gear (21), and the first bevel gear (21) is connected to the cutting knife (5) through the first rotating shaft (6) , the drive motor (8A) drives the second rotating shaft (19) to rotate through the worm gear reducer (8), the second rotating shaft (19) drives the second bevel gear (22) to rotate, and the second bevel gear (22) drives the second A bevel gear (21) rotates, and the first bevel gear (21) drives the cutting knife (5) to rotate, thereby realizing the cutting of the cable; the outer ring drive mechanism includes an L-shaped ring connected to the inner ring (3) Fixed mount (26), described L-shaped fixed mount (26) is connected with motor frame (27), the inboard of described motor frame (27) is provided with motor (31), and the output shaft of described motor (31) passes through The third rotating shaft (29) is connected to the runner (28), and the runner (28) is connected to the outer ring (1) through the belt (25). One side of the motor frame (27) is provided with a third Bolt (32), motor (31) drives runner (28) to rotate, and runner (28) drives outer ring (3) to rotate, and outer ring (3) drives described cable cutting mechanism to rotate around cable and realizes the cutting of cable.

As a further definition of the technical solution, the positioning mechanism includes a fixed block (17) that is looped on the connecting shaft (18), and the upper end of the fixed block (17) is connected to the piston rod (23) of the cylinder (24). ), the cylinder (24) cylinder (24) is fixed on the outer ring (1), and the lower end of the fixed block (17) is connected to a symmetrical fixed rod (16), and the cylinder (24) makes the piston rod (23) shrink, the piston rod (23) pulls the fixed block (17) and moves up, so that the fixed rod (16) is pulled out from the fixed hole (16A) of the movable block (15), releasing the pressure on the movable block (15). positioning; the drill bit (13) includes a fixed block (13A), one end of the fixed block (13A) is connected to the connecting rod (14), and the other end of the fixed block (13A) is provided with a piston chamber (13B ), the fixed block (13A) is provided with two cylinders (13C), the piston rod (13D) of the two cylinders (13C) is located in the piston cavity (13B), and the end of the piston rod is connected to a conical block (33), the two sides of the tapered block (33) are provided with elastic sheets (13E), the elastic sheets (13E) are fixed on the fixed block 13A by the fourth bolt (35), and the cylinder two ( 13C) works, the piston rod (13D) stretches out to push out the conical block (33), pushes the elastic sheet (13E) outward, and the elastic sheet (13E) stretches the cable insulation protection layer; the outer The ring drive mechanism includes an L-shaped fixed mount (26) connected to the inner ring (3), the L-shaped fixed mount (26) is connected with a motor frame (27), and the inner side of the motor frame (27) A motor (31) is provided, the output shaft of the motor (31) is connected to the runner (28) through the third rotating shaft (29), and the runner (28) is connected to the outer ring ( 1), one side of the motor frame (27) is provided with a third bolt (32), the motor (31) drives the runner (28) to rotate, and the runner (28) drives the outer ring (3) to rotate, and the outer ring ( 3) Driving the drill bit (13) to rotate around the cutting position of the cable cutting mechanism, so as to realize the opening operation of the cutting position of the cable insulation protection layer.

The advantages and positive effects of the present invention are: the runner and the outer ring are connected by a belt, the cutting knife is fixed on one side of the outer ring, and the outer ring cooperates with the inner ring through balls. Make a circular cutting motion on the top; the fixed collar extended by the inner ring can fix different types of cables through the first bolt; the cutting knife is driven to rotate by the drive motor and the worm gear reducer, and the cutting effect is good; the cutting can be controlled at any time by pushing the push rod Depth: The movable block hinged at the lower end of the connecting rod can be rotated at any time, the fixed rod can be driven by the cylinder to fix the movable block, the drill bit corresponding to the cutting knife can be converted with the cutting knife, and the cable insulation protection can be stretched from the cutting place through the drill bit layer.

Description of drawings

Figure 1 is a perspective view of the overall structure of the present invention.

Fig. 2 is a structural schematic diagram of the present invention.

Fig. 3 is a partially enlarged view of part A of Fig. 2 of the present invention.

Fig. 4 is a working principle diagram of the drill bit of the present invention.

Fig. 5 is a schematic diagram of the movable block of the present invention.

Fig. 6 is a structural schematic diagram of the inner and outer rings of the present invention.

In the figure: 1. outer ring, 1A, fixed collar, 2. first bolt, 3. inner ring, 4. ball, 5. cutting knife, 6. first rotating shaft, 7. cutting box, 8. worm gear reducer Device, 8A, drive motor, 9, push rod, 10, slide block, 11, chute, 12, second bolt, 13, drill bit, 14, connecting rod, 14A, pressure pad, 15, movable block, 16, fixed Rod, 16A, fixed hole, 17, fixed block, 18, connecting shaft, 19, second rotating shaft, 20, bearing, 21, first bevel gear, 22, second bevel gear, 23, piston rod, 24, cylinder one , 25, belt, 26, L-shaped fixed frame, 27, motor frame, 28, runner, 29, the third rotating shaft, 30, motor shaft, 31, motor, 32, the third bolt, 33, tapered block, 34 , hydraulic piston, 35, the fourth bolt, 36, hydraulic cavity, 37, oil pipe, 38, hydraulic cylinder.

detailed description

A specific embodiment of the present invention will be described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific embodiment.

As shown in Figures 1-6, the present invention includes an inner ring 3 and an outer ring 1, the outer ring of the inner ring 3 is provided with a circle of balls 4, and the outer ring 1 is set outside the balls 4 to cooperate with the inner ring 3 , one end of the inner ring 3 is extended with a fixed collar 1A, and two first bolts 2 are arranged on the fixed collar 1A, and a connecting shaft 18 is fixed on one side of the outer ring 1, and on the connecting shaft 18 The ring is surrounded by a fixed block 17, and one end of the fixed block 17 is connected to the piston rod 23 of the cylinder 24, and the cylinder 24 is fixed on the outer ring 1, and the other end of the fixed block 17 is provided with two fixed rods 16, The end of the connecting shaft 18 is hinged with a movable block 15, one side of the movable block 15 is provided with a fixing hole 16A used in conjunction with the two fixed rods 16, and the other side of the movable block 15 is provided with a chute 11, Described chute 11 is provided with slide block 10, and the upper end of described slide block 10 is connected with worm gear reducer 8, and described worm gear reducer 8 is connected with drive motor 8A, and one end of described worm gear reducer 8 passes connecting rod 14 is connected with a drill bit 13, the connecting rod 14 is provided with a second bolt 12, the other end of the worm reducer 8 is connected with a cutting box 7, the cutting box 7 is provided with a second rotating shaft 19, the The second rotating shaft 19 is connected on the output shaft of the worm gear reducer 8, the second rotating shaft 19 is connected with the second bevel gear 22, and the second bevel gear 22 meshes with the first bevel gear 21, and the second bevel gear 22 is engaged with the first bevel gear 21, and A bevel gear 21 is connected with a first rotating shaft 6, and the first rotating shaft 6 passes through the cutting box 7 through a bearing 20 and is connected with a cutting knife 5, and one side of the inner ring 3 is connected with an L-shaped fixing frame 26, the One end of the L-shaped fixed frame 26 is provided with a motor frame 27, and one side of the motor frame 27 is provided with a third bolt 32, and a motor 31 is fixed in the motor frame 27, and the motor shaft 30 of the motor 31 is connected with a third rotating shaft 29 , the third rotating shaft 29 is connected with a running wheel 28 , and the running wheel 28 is connected with the outer ring 1 through a belt 25 .

The drill bit 13 includes a fixed block 13A, one end of the fixed block 13A is connected to the connecting rod 14, the other end of the fixed block 13A is provided with a piston cavity 13B, and the fixed block 13A is provided with a cylinder 13C, so The piston rod 13D of the cylinder 2 13C is located in the piston cavity 13B, and the end of the piston rod is connected to a conical block 33, and elastic sheets 13E are arranged on both sides of the conical block 33, and the elastic sheet 13E passes through the first Four bolts 35 are fixed on the fixed block.

The end of the second bolt 12 is connected with a pressure pad 14A, and the width of the pressure pad 14A is larger than the width of the chute 11. When the pressure pad 14A is tightly pressed on the movable block 15, the pressure pad 14A is prevented from being too narrow. And fall in the chute 11.

The top of the worm reducer 8 is provided with a push rod 9 .

Because the thickness of the cable sheath is limited, the slide block 10 can move an appropriate distance in the chute 11, and the second bolt 12 on the connecting rod 14 will not exceed the position of the movable block 15, ensuring that the second bolt 12 can be fixed to Activity block 15.

One side of the worm gear reducer 8 is provided with a driving motor 8A.

The working process of the present invention is: pass the cable from the inner ring 3 to the cutting position, adjust the first bolt 2 on the fixed collar 1A to fix the cable, rotate the movable block 15 to align the cutting knife 5 with the cable, and the cylinder 24 The piston rod 23 pushes the fixed rod 16 on the fixed block 17 into the fixed hole 16A on the movable block 15 to fix it, and a slide block 10 is arranged in the chute 11 at the lower end of the movable block 15, and the worm gear reducer connected by the slide block 10 8 can slide in the chute 11, the drive motor 8A works, and the second rotating shaft 19 and the second bevel gear 22 are driven to rotate through the worm gear reducer 8, and the second bevel gear 22 drives the first bevel gear 21 to rotate, thereby driving the first The rotating shaft 6 rotates, and the cutting knife 5 rotates. Slowly promote the cutting knife 5 to feed by pushing the push rod 9, and feed to the position where the insulating layer is cut through. Adjust the second bolt 12 on the connecting rod 14 to fix, and the fixed frame 26 The motor frame 27 and the third bolt 32 cooperate to fix the motor 31, the motor 31 works, the motor shaft 30 connected with the third rotating shaft 29 drives the runner 28 to rotate, and the outer ring 1 connected with the runner 28 through the belt 25 is on the ball 4 Rotate around the inner ring 3 under the action of the inner ring, and cut the insulation protection layer of the cable. The motor 31 stops working, the fixed rod 16 is moved out, the movable block 15 is rotated to align the drill bit 13 to the cutting position, the push rod 9 is pushed by hand to push the drill bit 13 to the cutting position, the second bolt 12 is tightened, the position of the drill bit is fixed, and the cylinder 2 13C works , the piston rod 13D stretches out to eject the conical block 33 outwards, pushes the elastic sheet 13E outwards, the elastic sheet 13E stretches the insulating protective layer, the motor 31 works, and the motor shaft 30 connected with the third rotating shaft 29 drives The runner 28 rotates, and the outer ring 1 connected with the runner 28 through the belt 25 rotates around the inner ring 3 under the action of the ball 4, and the insulation protection layer of the cable is stretched along the cutting position of the cutter 5. After the work is completed, The cylinder 13C controls the contraction of the piston rod 13D, the conical block 33 moves upward, and the elastic piece 13E resets under the action of its own elastic force.

The above disclosure is only a specific embodiment of the present invention, however, the present invention is not limited thereto, and any changes conceivable by those skilled in the art shall fall within the protection scope of the present invention.

Claims (4)

1. a kind of power cable cutting method, including internal ring (3) and outer shroud (1), between internal ring (3) and the outer shroud (1) By one group of ball engagement, it is characterized in that：Connection cable fixed mechanism on the inner ring, is provided with connecting shaft on the outer ring (18) detent mechanism, is provided with connecting shaft (18), and connecting shaft (18) upper ring cap has movable block (15), the activity Slide block (10) is provided with chute (11) in block (1), on slide block (10), connects worm type of reduction gearing (8), the snail Worm and gear decelerator (8) connection motor (8A), the output shaft connection cable cutting machine of worm type of reduction gearing (8) Structure, worm type of reduction gearing (8) opposite side connect drill bit (13) by connecting rod (14), are provided with the second spiral shell on connecting rod (14) Bolt (12) and pressure pad (14A), outer shroud (1) outer ring connect outer shroud drive mechanism by belt (25), comprise the steps：

(1) cable passes through internal ring (3) and cable securing mechanism, cable securing mechanism to fix cable；

(2) movable block (15) is rotated, electric wire cutting machine structure is directed at into cable, the detent mechanism is fixed by the movable block (15) Position, promotes slide block (10) to move in chute (11), makes electric wire cutting machine structure be close to cable and cut, cable insulation wrapper is cut After thoroughly, the second bolt (12) is tightened, pressure pad (14A) is close to into movable block (15), anti-limited slip block (10) slide in chute (11), Outer shroud drive mechanism drives outer shroud (1) rotation, outer shroud (1) to drive electric wire cutting machine structure to rotate around cable and the insulation to cable Protective layer carries out whole circle cutting；

(3) the second bolt (12) is unclamped, the detent mechanism unclamps movable block (15), and rotary moveable block (15), by drill bit (13) cable is directed at, promotes slide block (10) to move in chute (11), make drill bit (13) be close to cable, tighten the second bolt (12) pressure pad (14A) is close to into movable block 15, anti-limited slip block (10) slide in chute (11), and drill bit (13) action struts electricity Cutting position at the one of cable, outer shroud drive mechanism drive outer shroud (1) rotation, outer shroud (1) to drive drill bit (13) to cut around cable The cutting position of mechanism is rotated, and realizes strutting operation to cable insulation protective layer cutting position.

2. power cable cutting method according to claim 1, is characterized in that：The cable securing mechanism includes fixed cover Ring (1A) and the first bolt (2), step (1) comprises the steps：

Cable passes through internal ring (3) and retaining collar (1A), tightens the first bolt (2) and withstands cable, realizes that the position of cable is fixed.

3. power cable cutting method according to claim 1, is characterized in that：The detent mechanism includes ring set described Fixed block (17) in connecting shaft (18), the piston rod (23) of upper end connection cylinder (24) of fixed block (17), the gas Cylinder (24) cylinder (24) is fixed on the outer shroud (1), the fix bar (16) of the lower end connected symmetrical dendrimer of fixed block (17), institute Stating cylinder (24) promotes piston rod (23) to stretch out, and piston rod (23) promotes fixed block (17) to move down so that fix bar (16) is inserted In the fixing hole (16A) of movable block (15), the positioning of movable block (15) is realized；The electric wire cutting machine structure includes cutting box (7) the second rotating shaft (19) being connected with the output shaft of the worm type of reduction gearing (8), institute are provided with cutting box (7), The second rotating shaft (19) connection second bevel gear (22) is stated, second bevel gear (22) are engaged with first bevel gear (21), described First bevel gear (21) connects cutter (5) by first rotating shaft (6), and motor (8A) passes through worm type of reduction gearing (8) the second rotating shaft (19) is driven to rotate, the second rotating shaft (19) drives second bevel gear (22) to rotate, and second bevel gear (22) drives First bevel gear (21) is rotated, and first bevel gear (21) drives cutter (5) rotation, so as to realize the cutting to cable；It is described Outer shroud drive mechanism includes the L-shaped fixed mount (26) being connected on the internal ring (3), is connected with L-shaped fixed mount (26) Motor rack (27), is provided with motor (31) on the inside of motor rack (27), the output shaft of motor (31) passes through the 3rd turn Axle (29) connection runner (28), described runner (28) connect outer shroud (1) by the belt (25), motor rack (27) Side be provided with the 3rd bolt (32), motor (31) drives runner (28) to rotate, and runner (28) drives outer shroud (3) to rotate, outward Ring (3) drives the electric wire cutting machine structure to rotate the cutting realized to cable around cable.

4. power cable cutting method according to claim 1, is characterized in that：The detent mechanism includes ring set described Fixed block (17) in connecting shaft (18), the piston rod (23) of upper end connection cylinder (24) of fixed block (17), the gas Cylinder (24) cylinder (24) is fixed on the outer shroud (1), the fix bar (16) of the lower end connected symmetrical dendrimer of fixed block (17), institute Stating cylinder (24) causes piston rod (23) to shrink, and piston rod (23) is pulled so that fix bar (16) is from institute Extract in the fixing hole (16A) for stating movable block (15), release the positioning to movable block (15)；Described drill bit (13) include fixed block (13A), the one end of fixed block (13A) connects connecting rod (14), and the other end of fixed block (13A) is provided with piston Chamber (13B), is provided with cylinder two (13C) on fixed block (13A), the piston rod (13D) of the cylinder two (13C) is located at institute State in plunger shaft (13B), end connection circular cone (33) of the piston rod, the both sides of circular cone (33) arrange flexible Piece (13E), flexure strip (13E) are fixed on the fixed block 13A by the 4th bolt (35), cylinder two (13C) work, Piston rod (13D) stretches out and outwards ejects circular cone (33), and flexure strip (13E) is outwards backed down, and flexure strip (13E) is exhausted by cable Edge protective layer is strutted；The outer shroud drive mechanism includes the L-shaped fixed mount (26) being connected on the internal ring (3), and the L-shaped is solid Determine on frame (26), to be connected with motor rack (27), on the inside of motor rack (27), be provided with motor (31), motor (31) Output shaft connects runner (28) by the 3rd rotating shaft (29), and described runner (28) connect the outer shroud by the belt (25) (1), the side of motor rack (27) is provided with the 3rd bolt (32), and motor (31) drives runner (28) to rotate, runner (28) Outer shroud (3) is driven to rotate, outer shroud (3) drives described drill bit (13) to rotate around the cutting position of the electric wire cutting machine structure, real Operation is strutted to cable insulation protective layer cutting position now.