CN111555173A

CN111555173A - Cable shearing mechanism for electric power construction

Info

Publication number: CN111555173A
Application number: CN202010358535.1A
Authority: CN
Inventors: 俞国峰
Original assignee: 俞国峰
Current assignee: NANJING NINGAN ELECTRIC POWER ENGINEERING Co.,Ltd.
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-08-18
Anticipated expiration: 2040-04-29
Also published as: CN111555173B

Abstract

The invention relates to the technical field of electric power construction, in particular to a cable shearing mechanism for electric power construction, which comprises a chassis, wherein a support is erected at the top of the chassis, a rotating shaft is arranged on the support, a winding disc is sleeved on the rotating shaft, one side of the chassis is connected with a truss, a telescopic rod is arranged at one end, close to the chassis, of the truss, a shearing seat is arranged at the top of the telescopic rod, and a pressing wheel is arranged at the top of the telescopic rod and positioned at the bottom end of the shearing seat. This device changes traditional artifical shearing into the machine shearing, has avoided workman's error to cause bodily injury, ensures simultaneously that the shear plane is level and smooth, through the tight mechanism of control and the gear ratio of shearing the drive disk assembly of mechanism, ensures to shear the mechanism earlier and is faster than clamping mechanism motion, after clamping mechanism's laminating, shears the mechanism and just in time also laminates and accomplish and cut, thereby guarantees the fixed cable and cuts, also prevents that clamping mechanism from excessively exerting oneself and causing the extrusion injury to the cable.

Description

Cable shearing mechanism for electric power construction

Technical Field

The invention relates to the technical field of electric power construction, in particular to a cable shearing mechanism for electric power construction.

Background

The cable is a general name of articles such as optical cables, electric cables and the like, has a plurality of purposes, is mainly used for controlling installation, connecting equipment, transmitting electric power and the like, is a common and indispensable object in daily life, and needs to be cut and collected through a winding frame due to continuous processing and long length in production and processing.

Among the prior art, cut through the manual work, and shearing tool is simple, hurts people's hand easily, and the operation is very inconvenient, and most shearing mechanism is because fixed not good when cuting, and the precision that leads to cuting is not high, and wastes time and energy, and production efficiency is low, is unfavorable for the processing of a large amount of cables. Accordingly, those skilled in the art have provided a cable shearing mechanism for power construction to solve the problems set forth in the background art described above.

Disclosure of Invention

The invention aims to provide a cable shearing mechanism for electric power construction, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a mechanism is sheared to cable for electric power construction, includes the chassis, the support has been erect at the top on chassis, and is equipped with the pivot on the support, the rolling dish has been cup jointed in the pivot, one side on chassis is connected with the truss, and is close to the one end on chassis on the truss and installs the telescopic link, and the top of telescopic link installs and cuts the seat, the pinch roller is installed to the top of telescopic link and the bottom that is located to cut the seat, the leading wheel is installed to the top other end of truss.

As a further scheme of the invention: the utility model discloses a shear device, including shearing seat, first clamp splice, second clamp splice, lead screw swing joint, rectangle through-hole has been seted up at the top of fixing base, and first clamp splice sliding connection is on the rectangle through-hole.

As a still further scheme of the invention: the front end welding of shearing seat has a set of fixed block, and installs the worm on the fixed block, the end-to-end connection of worm has first bevel gear.

As a still further scheme of the invention: the utility model discloses a gear shearing machine, including shearing seat, installation piece, worm wheel, first bevel gear, installation piece, worm wheel, the both ends laminating has the installation piece around the top of shearing seat, and is connected with the screw rod between the installation piece, the worm wheel has been cup jointed to the one end of screw rod, the number of teeth on the worm wheel is half of the number of teeth of first bevel gear, and the area of worm wheel equals the area.

As a still further scheme of the invention: the screw rod is movably sleeved with a sliding seat, a first shearing knife is installed on the sliding seat, a second shearing knife is fixedly connected to the tail end of the screw rod, guide rails are arranged on two sides of the top of the shearing seat, and the sliding seat is connected to the guide rails in a sliding mode.

As a still further scheme of the invention: the top of the chassis is provided with a motor in front of the support, the driving end of the motor is sleeved with a belt, and the other end of the belt is sleeved on the rotating shaft.

Compared with the prior art, the invention has the beneficial effects that:

1. this device changes traditional artifical shearing into the machine shearing, it causes bodily injury to have avoided workman's error, ensure simultaneously that the shear plane is level and smooth, simultaneously in order to prevent the not good shortcoming that the shearing precision is not high that leads to of fixing when cuting, this device is provided with a clamping mechanism before the shearing sword, fix the cable when cuting, restrict its motion, control its length, thereby the precision of accurate control cable shearing, shearing mechanism and clamping mechanism use a drive power jointly, so not only can save the cost, and can guarantee to cut mechanism and clamping mechanism synchronous motion, open and shut jointly and can not cause the time difference.

2. In order to prevent the cable from not being clamped or not being cut by the shearing knife when the cable is slowly clamped due to the movement of the clamping mechanism, and the clamping mechanism continues to apply pressure to cause the cable to be extruded and damaged, the device ensures that the shearing mechanism moves faster than the clamping mechanism through the gear ratio of the transmission parts of the controlled clamping mechanism and the shearing mechanism, and after the clamping mechanism is attached, the shearing mechanism just fits and finishes the cutting, thereby not only ensuring the fixed cable to be sheared, but also preventing the clamping mechanism from excessively exerting force to cause the extrusion damage to the cable, and simultaneously preventing the clamping mechanism from losing the effect due to the excessively rapid movement of the shearing mechanism.

Drawings

FIG. 1 is a schematic structural diagram of a cable shearing mechanism for power construction;

FIG. 2 is a schematic structural diagram of a cut-off clamping mechanism in a cable shearing mechanism for electric power construction;

fig. 3 is a schematic structural diagram of a winding mechanism in a cable shearing mechanism for power construction.

In the figure: 1. a winding disc; 2. a support; 3. a chassis; 4. a telescopic rod; 5. a truss; 6. a guide wheel; 7. a pinch roller; 8. a shearing seat; 9. a second shearing knife; 10. a first shearing knife; 11. a slide base; 12. a guide rail; 13. a fixed block; 14. a worm gear; 15. a worm; 16. a first bevel gear; 17. a second bevel gear; 18. a fixed seat; 19. a first clamping block; 20. a second clamp block; 21. mounting blocks; 22. a screw; 23. a rotating shaft; 24. a belt; 25. an electric motor.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention: the utility model provides a mechanism is sheared to cable for electric power construction, including chassis 3, support 2 has been erect at chassis 3's top, and be equipped with pivot 23 on the support 2, rolling dish 1 has been cup jointed in pivot 23, one side of chassis 3 is connected with truss 5, and the one end that is close to chassis 3 on the truss 5 installs telescopic link 4, and telescopic link 4's top is installed and is sheared seat 8, pinch roller 7 is installed at the top of telescopic link 4 and the bottom that is located shearing seat 8, leading wheel 6 is installed to the top other end of truss 5.

In fig. 2, a fixed seat 18 is welded on one side of the shearing seat 8, a second clamping block 20 is welded at the tail end of the top of the fixed seat 18, a second bevel gear 17 is installed at the front end of the fixed seat 18, the second bevel gear 17 is movably connected with a first clamping block 19 through a lead screw, a rectangular through hole is formed in the top of the fixed seat 18, the first clamping block 19 is slidably connected to the rectangular through hole, and the second bevel gear 17 rotates to drive the first clamping block 19 to move on the fixed seat 18 through the lead screw and to be attached to the second clamping block 20 to complete clamping.

In fig. 2, a set of fixed block 13 is welded at the front end of the shearing base 8, a worm 15 is installed on the fixed block 13, a first bevel gear 16 is connected to the tail end of the worm 15, the worm 15 is fixed on the shearing base 8 by the fixed block 13, and the worm 15 rotates to drive the first bevel gear 16 to rotate, so that the first bevel gear 16 drives the second bevel gear 17 to move.

In fig. 2, the front end and the rear end of the top of the shearing base 8 are attached with the mounting blocks 21, a screw 22 is connected between the mounting blocks 21, one end of the screw 22 is sleeved with the worm wheel 14, and similarly, the worm 15 can drive the worm wheel 14 to rotate simultaneously in the rotating process, so that the screw 22 connected to the two mounting blocks 21 rotates.

In fig. 2, a slide 11 is movably sleeved on a screw 22, a first shearing knife 10 is installed on the slide 11, a second shearing knife 9 is fixedly connected to the tail end of the screw 22, guide rails 12 are arranged on two sides of the top of a shearing seat 8, the slide 11 is slidably connected to the guide rails 12, the slide 11 moves horizontally by being constrained by the guide rails 12 when the screw 22 rotates, the first shearing knife 10 fixed on the slide 11 moves towards the second shearing knife 9, and finally the first shearing knife 10 and the second shearing knife 9 are attached to each other to complete cutting.

In fig. 2, the number of teeth on the worm wheel 14 is half of the number of teeth of the first bevel gear 16, and the area of the worm wheel 14 is equal to the area of the first bevel gear 16, the gear ratio of the transmission part of the tightening mechanism and the shearing mechanism is controlled to ensure that the shearing mechanism moves faster than the clamping mechanism, after the clamping mechanism is attached, the shearing mechanism is just attached to complete cutting, so that the cable can be fixed to be sheared, the cable is prevented from being extruded and damaged by excessive force of the clamping mechanism, and the distance between the first clamping block 19 and the second clamping block 20 is smaller than the distance between the first shearing knife 10 and the second shearing knife 9.

In fig. 3, a motor 25 is arranged on the top of the chassis 3 and in front of the bracket 2, a belt 24 is sleeved at the driving end of the motor 25, the other end of the belt 24 is sleeved on the rotating shaft 23, and the motor 25 drives the rotating shaft 23 to move through the belt 24, so that the winding disc 1 is wound.

The working principle of the invention is as follows: when in use, a cable is lapped on the guide wheel 6 and passes through the bottom of the pressing wheel 7, then passes through the clamping mechanism and the shearing mechanism, the motor 25 (model 3LK120 RGH-CF) drives the rotating shaft 23 to move through the belt 24, so that the rolling disc 1 is rolled, after the cable is rolled to a specified size, the worm 15 rotates to drive the first bevel gear 16 to rotate, so that the second bevel gear 17 is driven to move through the first bevel gear 16, the second bevel gear 17 rotates to drive the first clamping block 19 to move on the fixed seat 18 through the lead screw and to be attached to the second clamping block 20 to complete clamping, similarly, the worm 15 also drives the worm wheel 14 to rotate in the rotating process, so that the screw rods 22 connected to the two mounting blocks 21 rotate, when the screw rods 22 rotate, the sliding seat 11 moves horizontally through the constraint of the guide rail 12, and at the moment, the first shearing knife 10 fixed on the sliding seat 11 moves towards the second shearing knife 9, and finally, the first shearing knife 10 and the second shearing knife 9 are attached to complete the truncation.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims

1. A cable shearing mechanism for electric power construction, includes chassis (3), its characterized in that: support (2) have been erect at the top on chassis (3), and be equipped with pivot (23) on support (2), rolling dish (1) has been cup jointed in pivot (23), one side on chassis (3) is connected with truss (5), and is close to the one end in chassis (3) on truss (5) and installs telescopic link (4), and the top of telescopic link (4) installs and cuts seat (8), pinch roller (7) are installed at the top of telescopic link (4) and the bottom that is located to cut seat (8), leading wheel (6) are installed to the top other end of truss (5).

2. The cable shearing mechanism for electric power construction as claimed in claim 1, wherein a fixed seat (18) is welded on one side of the shearing seat (8), a second clamping block (20) is welded at the tail end of the top of the fixed seat (18), a second bevel gear (17) is installed at the front end of the fixed seat (18), the second bevel gear (17) is movably connected with a first clamping block (19) through a lead screw, a rectangular through hole is formed in the top of the fixed seat (18), and the first clamping block (19) is slidably connected onto the rectangular through hole.

3. The cable shearing mechanism for electric power construction as claimed in claim 1, wherein a set of fixed blocks (13) are welded at the front ends of the shearing seats (8), worm screws (15) are mounted on the fixed blocks (13), and the tail ends of the worm screws (15) are connected with first bevel gears (16).

4. The cable shearing mechanism for electric power construction as claimed in claim 3, wherein mounting blocks (21) are attached to the front and rear ends of the top of the shearing base (8), a screw (22) is connected between the mounting blocks (21), a worm gear (14) is sleeved at one end of the screw (22), the number of teeth on the worm gear (14) is half of the number of teeth on the first bevel gear (16), and the area of the worm gear (14) is equal to the area of the first bevel gear (16).

5. The cable shearing mechanism for electric power construction as claimed in claim 4, wherein a sliding seat (11) is movably sleeved on the screw rod (22), a first shearing knife (10) is installed on the sliding seat (11), a second shearing knife (9) is fixedly connected to the tail end of the screw rod (22), guide rails (12) are arranged on two sides of the top of the shearing seat (8), and the sliding seat (11) is slidably connected to the guide rails (12).

6. The cable shearing mechanism for electric power construction as claimed in claim 1, wherein a motor (25) is arranged at the top of the chassis (3) and in front of the bracket (2), a belt (24) is sleeved at the driving end of the motor (25), and the other end of the belt (24) is sleeved on the rotating shaft (23).