CN106207879A - A kind of cable protective sleeve sickle of electrically-based equipment - Google Patents

Abstract

The invention relates to a cable protective sheath cutter based on electric equipment. It includes a frame, a first rack located above the linkage gear on the first moving plate, a second rack located below the linkage gear on the second moving plate, the first rack, the second rack and the linkage The gears are meshed, the first moving plate and the second moving plate are movably connected with the first clamping wheel and the second clamping wheel, and the piston rod of the cylinder is connected to the first moving plate of the two sets of fixing devices through the connecting block. Connected, the frame corresponds to the position between the first clamping wheel and the second clamping wheel to be provided with a cable through hole, and the lower part of the frame is connected to the knife feeding device through a connecting rod. The invention has reasonable structural design, convenient use, firm fixing of the cable, no left-right sliding phenomenon due to uneven stress on the cable during the cutting process, and can accurately control the cutting depth.

Description

A cable protective sheath cutter based on electric equipment

technical field

The invention relates to a cable protective sheath cutter based on electric equipment.

Background technique

With the advancement of science and technology and the development of economy, it is often necessary to connect cables during the construction process of laying power lines. Since the protective sheath of the power cable is relatively thick, a cable cutting device must be used when handling the cable. When the existing cable cutting device fixes the cable, grooves or a single pulley are often used to fix the cable, which causes the cable to slide left and right during the cutting process due to uneven force, which affects the cutting of the cutter head and easily damages the cable core; The existing cable cutting device cannot accurately control the cutting depth of the cutter head, and it is easy to cut the cable core.

Contents of the invention

The invention provides a cable protective sheath cutter based on electric power equipment, which has a reasonable structure design, is convenient to use, and the cable is fixed firmly, so that the phenomenon of left and right sliding due to uneven stress on the cable during the cutting process will not be caused, and The cutting depth can be precisely controlled, and the problems existing in the prior art are solved.

The technical solution adopted by the present invention for solving the above-mentioned technical problems is: it includes a frame, the upper part of the frame is provided with a cylinder, and the frame below the cylinder is provided with two sets of fixing devices, and the two sets of fixing devices are arranged symmetrically; The device includes a horizontally arranged track, and the two ends of the track are provided with a first slider and a second slider that are slidably matched with it. The first slider is provided with a first moving plate, and the second slider is provided with a second moving plate. , the rack between the first moving plate and the second moving plate is provided with a linkage gear that is movably connected with it, the first moving plate is provided with a first rack located above the linkage gear, and the second moving plate is provided with a The second rack below the linkage gear, the first rack and the second rack are meshed with the linkage gear, and the side corresponding to the first moving plate and the second moving plate is movably connected with the first clamping wheel and the second clamping wheel. The holding wheel, the piston rod of the cylinder is connected with the first moving plate of the two sets of fixing devices through the connecting block, and a cable through hole is provided on the frame corresponding to the position between the first holding wheel and the second holding wheel. The lower part of the frame is connected with the feeding device through a connecting rod; the feeding device includes a frame body, the cross section of which is a rectangular ring with one side notched, the wall thickness of the frame body is 7mm, and a horizontal setting is fixed in the middle of the frame body. The base plate is fixedly connected with a screw lifter, the outer end of the worm of the screw lifter is provided with a hand wheel, the top of the screw rod of the screw lifter is fixedly connected with the horizontal top plate, and a cutting knife is fixedly connected with the top plate. The diameter of the screw mandrel of the screw lifter is 40mm, and the lower end of the screw mandrel of the screw lifter is provided with a limit block.

The screw lifter is connected with the bottom plate by screws.

The top plate is welded to the top end of the screw mandrel of the screw jack.

The present invention adopts above-mentioned scheme, has the following advantages:

1. With two sets of fixing devices, the cable can be fixed firmly and the force is uniform, which will not cause the phenomenon of sliding left and right due to uneven force on the cable during the cutting process, thus providing good conditions for cable cutting; the cylinder The piston rod drives two sets of fixing devices at the same time through the connecting block, which not only saves costs, but also ensures the synchronization of the actions of the two sets of fixing devices, so that the cables are evenly stressed; the linkage gear on each set of fixing devices is simultaneously connected with the first rack , The second rack is meshed, which can ensure the synchronization of the first clamping wheel and the second clamping wheel on each set of fixtures moving toward or against each other, so as to clamp or release the cable, and further ensure that the cable is protected. The force is uniform; the cable is clamped by the first clamping wheel and the second clamping wheel, which not only ensures that the cable is evenly stressed, but also pulls the cable to make it move along the first clamping wheel and the second clamping wheel Move to facilitate the longitudinal cutting of the cable sheath.

2. By turning the hand wheel, the hand wheel drives the worm of the screw lifter to rotate, and the worm drives the worm wheel of the screw lifter to rotate. There are threads on the inner wall of the worm wheel, thereby driving the screw rod of the screw lifter to move up and down, and the screw rod drives the cutting knife up and down Move, so as to realize the cutting of the cable, the workers are easy to operate, reduce the labor intensity of the workers, and improve the work efficiency; the screw lifter is the driving mechanism of the cutting knife, which improves the stability and accuracy of the cutting.

3. The cross-section of the frame body is a rectangular ring with one side notched, which is beneficial to the installation and disassembly of the screw lifter, and facilitates the repair and maintenance of the screw lifter.

4. The lower end of the screw rod of the screw jack is provided with a limit block to prevent the screw screw of the screw jack from being separated due to excessive operation of the screw lifter.

5. The screw lifter is connected to the bottom plate by screws, which facilitates the installation and disassembly of the screw lifter, and facilitates the repair and maintenance of the screw lifter.

6. The top plate is welded to the top of the screw rod of the screw lifter, so that the connection strength between the top plate and the screw rod of the screw lifter is improved, and the connection is firm.

Description of drawings

Fig. 1 is a structural schematic diagram of the present invention.

Fig. 2 is a left side view of Fig. 1 .

Fig. 3 is a schematic structural diagram of the knife feeding device in Fig. 1 .

Fig. 4 is a schematic structural diagram of the knife feeding device in Fig. 2 .

Fig. 5 is a cross-sectional structural schematic diagram of the frame body of the present invention.

In the figure, 1. frame, 2. cylinder, 3. track, 4. first slider, 5. second slider, 6. first moving plate, 7. second moving plate, 8. linkage gear, 9 , the first rack, 10, the second rack, 11, the first clamping wheel, 12, the second clamping wheel, 13, the connecting block, 14, the cable through hole, 15, the connecting rod, 16, the feed Device, 17, cable, 1601, frame body, 1602, bottom plate, 1603, screw jack, 1604, hand wheel, 1605, top plate, 1606, cutting knife, 1607, limit block.

detailed description

In order to clearly illustrate the technical features of this solution, the present invention will be described in detail below through specific implementation modes and in conjunction with the accompanying drawings.

As shown in Figures 1 to 5, the present invention includes a frame 1, the top of the frame 1 is provided with a cylinder 2, and the frame 1 below the cylinder 2 is provided with two sets of fixing devices, and the two sets of fixing devices are arranged symmetrically. Each set of fixtures includes a horizontal track 3, and the two ends of the track 3 are provided with a first slider 4 and a second slider 5 that slide with it. The first slider 4 is provided with a first moving plate 6, and the second The slider 5 is provided with a second moving plate 7 . The frame 1 between the first moving plate 6 and the second moving plate 7 is provided with a linkage gear 8 that is movably connected with it, the first moving plate 6 is provided with the first tooth bar 9 positioned at the linkage gear 8 top, the second The moving plate 7 is provided with a second rack 10 located below the linkage gear 8 , and the first rack 9 and the second rack 10 are meshed with the linkage gear 8 . A side of the first moving plate 6 corresponding to the second moving plate 7 is movably connected with a first clamping wheel 11 and a second clamping wheel 12 . The piston rod of cylinder 2 links to each other with the first movable plate 6 of two sets of fixtures through connecting block 13, and the position between the first clamping wheel 11 and the second clamping wheel 12 is provided with a cable channel on the frame 1. Hole 14, the bottom of frame 1 links to each other with feeding device 16 through connecting rod 15. The feeding device 16 includes a frame body 1601, the cross section of which is a rectangular ring with one side notched, and the wall thickness of the frame body 1601 is 7mm. A bottom plate 1602 arranged horizontally is fixed in the middle of the frame body 1601, and a screw lifter 1603 is fixed on the bottom plate 1602, and the screw lifter 1603 is connected to the bottom plate 1602 by screws. The outer end of the worm of the screw lifter 1603 is provided with a hand wheel 1604 . The top of the screw rod of the screw lifter 1603 is fixedly connected with the horizontal top plate 1605 , and the top plate 1605 is welded to the top of the screw rod of the screw lifter 1603 . A cutting knife 1606 is fixedly connected to the top plate 1605 . A limit block 1607 is provided at the lower end of the screw rod of the screw lifter 1603 .

The two sets of fixing devices can make the cable 17 fixed firmly and the force is uniform, which will not cause the phenomenon of sliding left and right due to the uneven force of the cable 17 during the cutting process, thus providing good conditions for cable cutting; the cylinder 2 The piston rod drives two sets of fixing devices at the same time through the connecting block 13, which not only saves the cost, but also ensures the synchronization of the actions of the two sets of fixing devices, so that the force on the cable 17 is even; the linkage gear 8 on each fixing device is simultaneously connected with the The first rack 9 and the second rack 10 are meshed, which can ensure the synchronization of the first clamping wheel 11 and the second clamping wheel 12 on each set of fixtures moving toward or against each other, so as to clamp or release the wire The cable 17 further ensures that the cable is evenly stressed; the cable 17 is clamped by the first clamping wheel 11 and the second clamping wheel 12, which not only ensures that the cable is evenly stressed, but also pulls the cable 17 to make it It moves along the first clamping wheel 11 and the second clamping wheel 12, thereby facilitating the longitudinal cutting of the cable sheath.

By turning the handwheel 1604, the handwheel 1604 drives the worm of the screw lifter 1603 to rotate, and the worm drives the worm wheel of the screw lifter 1603 to rotate. There are threads on the inner wall of the worm wheel, thereby driving the screw of the screw lifter 1603 to move up and down, and the screw drives the screw to rotate. The cutting knife 1606 moves up and down, thereby realizing the cutting of the cable 17, which is convenient for workers to operate, reduces the labor intensity of the workers, and improves work efficiency; the screw lifter 1603 is the driving mechanism of the cutting knife 1606, which improves the stability and stability of cutting. precision.

The cross section of the frame body 1601 is a rectangular ring with one side notched, which facilitates the installation and disassembly of the screw lifter 1603 and facilitates the repair and maintenance of the screw lifter 1603 .

The lower end of the screw rod of the screw lifter 1603 is provided with a limit block 1607 to prevent the screw rod of the screw lifter 1603 from being disengaged due to excessive operation of the screw lifter 1603 .

The screw lifter 1603 is connected to the bottom plate 1602 by screws, which facilitates the installation and disassembly of the screw lifter 1603 and facilitates the repair and maintenance of the screw lifter 1603 .

The top plate 1605 is welded to the top of the screw rod of the screw lifter 1603, so that the connection strength between the top plate 1605 and the screw rod of the screw lifter 1603 is improved, and the connection firmness is good.

When in use, pass the cable 17 through the cable through hole 14, and the control device controls the action of the cylinder 2, so that the first moving plate 6 and the second moving plate 7 on the two sets of fixing devices move toward each other along the track 3, so that the second moving plate 6 One clamping wheel 11 and the second clamping wheel 12 clamp the cable 17, and then control the action of the knife feeding device 16 according to the thickness of the cable sheath, so that the depth of the cutting knife 1606 is consistent with the thickness of the cable sheath, and then the cable is pulled 17. Make the cable 17 slide along the first clamping wheel 11 and the second clamping wheel 12, and the cable sheath can be peeled off by the cutting knife. The invention is especially suitable for thick cables.

The above specific implementation manners cannot be regarded as limiting the protection scope of the present invention. For those skilled in the art, any substitution, improvement or transformation made to the implementation manners of the present invention shall fall within the protection scope of the present invention.

The parts of the present invention that are not described in detail are known technologies of those skilled in the art.

Claims (3)

1. the cable protective sleeve sickle of an electrically-based equipment, it is characterised in that: including frame, the top of frame is provided with gas Cylinder, the frame below cylinder is provided with two sleeve fixture mechanisms, and two sleeve fixture mechanisms are symmetrical arranged；Every sleeve fixture mechanism includes level The track arranged, the two ends of track are provided with the first slide block, the second slide block being slidably matched with it, and the first slide block is provided with the first shifting Dynamic plate, the second slide block is provided with the second movable plate, and the frame between the first movable plate and the second movable plate is provided with movable with it The linkage gear connected, the first movable plate is provided with the first tooth bar being positioned at above linkage gear, and the second movable plate is provided with position The second tooth bar below linkage gear, the first tooth bar, the second tooth bar be meshed with linkage gear, and the first movable plate and second moves The side moving plate corresponding is connected with the first clamping wheel, the second clamping wheel, and the piston rod of cylinder is by contiguous block and two sets First movable plate of fixing device is connected, and frame is provided with cable corresponding to the position between the first clamping wheel, the second clamping wheel Through hole, the bottom of frame is connected with feed arrangement by connecting rod；Feed arrangement includes support body, and the cross section of support body is to lack The rectangular ring of mouth, the wall thickness of support body is 7mm, is fixed with horizontally disposed base plate at the middle part of support body, is fixed with on base plate Helical riser, the worm screw outer end of helical riser is provided with handwheel, the screw mandrel top of helical riser and horizontally disposed top Plate is connected, and is fixed with cutter on top board, and a diameter of 40mm of screw mandrel of helical riser, the screw mandrel lower end of helical riser sets Limited location block.

The cable protective sleeve sickle of a kind of electrically-based equipment the most according to claim 1, it is characterised in that: described spiral shell Rotation lifter is connected with base plate by screw.

The cable protective sleeve sickle of a kind of electrically-based equipment the most according to claim 1, it is characterised in that: described top Plate welds with the screw mandrel top of helical riser.