CN111525457A - An overhead cable stripping machine - Google Patents

Abstract

The invention discloses an overhead cable stripping machine, which mainly relates to the technical field of electric power construction. It includes a frame, the lower part of the frame is provided with a workbench, the upper side of the workbench is provided with a lifting device, the lifting device is installed on the frame, and the top of the workbench is provided with two sets of cable ring strips A lower sliding knife seat and an upper sliding knife seat are arranged between the two groups of the cable girdling mechanisms. A push-pull device for reciprocating push-pull between two sets of the cable girdling mechanisms, the top of the lower sliding knife seat is provided with a lower rectangular blade, and the bottom of the upper sliding knife seat is provided with an upper rectangular blade. The beneficial effects of the invention are: it can peel any part of the cable, peel off the skin of different lengths, can adjust the peeling depth, and can automatically peel, save time and effort in operation, and has the advantages of small size, light weight and high efficiency , easy to carry features.

Description

An overhead cable stripping machine

technical field

The invention relates to the technical field of electric power construction, in particular to an overhead cable stripping machine.

Background technique

In electrical construction, when wiring, it is necessary to strip the cable first. Depending on the wiring method, sometimes it is necessary to strip the two ends of the cable, and sometimes it is necessary to strip the middle of the non-end of the cable. The length of the skin that needs to be peeled off at the wiring location is also different. At present, stripping knives are generally used when stripping cables. However, due to the smooth surface of the cables, it is easy to slip and hurt hands when stripping. Especially for overhead cables with larger outer diameters, the stripping work is even more difficult to control. The stripping device for cables in the prior art basically cannot strip the middle position of the non-end, such as: a cable stripping machine (patent number: 2017113813579), a cable stripping device and a cable stripping method (Patent No.: 201911207819.4), or when peeling, manual peeling is required, the peeling efficiency is low, and it is difficult to meet the peeling needs in the construction process.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the problems existing in the prior art, and to provide an overhead cable stripping machine with a reasonable structure, capable of both axial longitudinal stripping and horizontal circumferential stripping, which can strip any part of the cable, It can peel off the skin of different lengths, can adjust the peeling depth, can automatically peel the skin, save time and effort in operation, and has the characteristics of small size, light weight, high efficiency and easy portability.

The present invention is achieved by the following technical solutions in order to achieve the above object:

An overhead cable stripping machine includes a frame, a workbench is arranged at the lower part of the frame, a lifting device is arranged on the upper side of the workbench, the lifting device is installed on the frame, and the bottom of the lifting device is provided with a lifting device. A bottom plate is provided, and two sets of cable girdling mechanisms are arranged on the top of the workbench. The cable girdling mechanism includes a lower tool holder installed on the top of the workbench and an upper tool holder installed at the bottom of the bottom plate. The top of the lower tool holder is provided with a lower blade, and the bottom of the upper tool holder is provided with a lower blade. There is an upper blade, the top of the lower blade and the bottom of the upper blade are provided with an arc-shaped groove-shaped cutting edge, one end of the lower blade holder is vertically provided with a first guide column, and the upper blade holder is on the upper blade holder. A first guide sleeve adapted to the first guide column is provided, a lower sliding knife seat and an upper sliding knife seat are arranged between the two sets of the cable ring stripping mechanisms, and the lower sliding knife seat is slidably connected with the worktable, so The upper sliding knife seat is slidably connected to the bottom plate, the end of the lower sliding knife seat close to the first guide column is provided with a second guide column, and the upper sliding knife seat is provided with a second guide corresponding to the first guide column. The frame is provided with a push-pull device for reciprocatingly pushing and pulling the lower sliding knife seat between the two sets of the cable girdling mechanisms, the top of the lower sliding knife seat is provided with a lower rectangular blade, and the two sets of the The lower blades on the cable girdling mechanism are provided with lower through holes adapted to the lower rectangular blades, the bottom of the upper sliding knife seat is provided with an upper rectangular blade, and the upper blades on the two sets of the cable girdling mechanisms are provided with lower through holes. Both are provided with upper through holes adapted to the upper rectangular blades.

Preferably, the lifting device is an adjustable stroke cylinder, and the lifting device is provided with a first adjusting nut.

Preferably, one of the two sets of the cable girdling mechanisms is fixed, the other set is movable, and the lower tool rest of the fixed set of the cable girdling mechanisms is fixedly connected to the worktable, and the upper tool rest is fixedly connected to the bottom plate , a movable set of the cable ring stripping mechanism has a lower slider at the bottom of the lower tool holder, an upper slider at the top of the upper tool holder, and a sliding slide adapted to the lower slider is arranged on the worktable The bottom plate is provided with an upper chute adapted to the upper slider, and a set of movable lower tool rests and/or upper tool rests of the cable ring stripping mechanism are provided with locking screws.

Preferably, the push-pull device is an adjustable stroke cylinder, and the push-pull device is provided with a second adjustment nut.

Preferably, the upper rectangular blade and the lower rectangular blade have the same size, and when the lower rectangular blade moves to the left extreme end, the left end face of the lower rectangular blade and the outer end face of the lower blade of one group of the cable girdling mechanisms Coplanarity; when the lower rectangular blade moves to the right extreme end, the right end face of the lower rectangular blade is coplanar with the outer end face of the lower blade of another group of the cable girdling mechanism.

Preferably, the ends of the cutting edges are provided with outwardly extending guide cutting edges.

Preferably, the number of the lower blades on the lower blade rest is multiple, and the sizes of the cutting edges on different lower blades are different, and the upper blades on the upper blade rest are adapted to the lower blades.

Preferably, the top of the bottom plate is vertically provided with a third guide column, and the frame is provided with a guide hole adapted to the third guide column.

Compared with the prior art, the beneficial effects of the present invention are:

The lifting device of the present invention is used to drive the upper blades of the two sets of cable girding mechanisms to move up and down, and the cutting edges on the upper and lower blades are matched, so that the cables can be horizontally cut and stripped; the push-pull device drives the lower rectangular blade, the upper The rectangular blade moves between the two sets of cable girdling mechanisms, which can axially slit and strip the cable; by adjusting the distance between the two cable girdling mechanisms, the skin of any length of any part of the cable can be removed. The epidermis is circumferentially cut horizontally by the upper blade and the lower blade, and the axial epidermis of the cable is longitudinally cut by the lower rectangular blade and the upper rectangular blade. The upper rectangular blade axially disconnects the epidermis to be cut, so that the epidermis is separated from the wire core, which can automatically complete the cable peeling, saves time and effort in operation, and has the characteristics of small size, light weight, high efficiency and easy portability.

Description of drawings

Accompanying drawing 1 is the structural representation of the present invention;

Accompanying drawing 2 is the left side view of accompanying drawing 1;

Accompanying drawing 3 is the structural representation of a group of movable cable girdling mechanisms;

Accompanying drawing 4 is the left side view of accompanying drawing 3;

Figure 5 is a schematic diagram of the connection structure of the lower sliding knife seat and the upper sliding knife seat.

Reference numerals in the drawings: 1, frame; 2, worktable; 3, lifting device; 31, first adjusting nut; 4, bottom plate; 41, third guide column; 5, cable girdling mechanism; 51, lower tool holder ; 52, the upper tool holder; 53, the lower blade; 54, the upper blade; 55, the cutting edge; 56, the first guide column; 57, the first guide sleeve; 58, the lower through hole; 59, the upper through hole; 61, Lower sliding knife seat; 62, upper sliding knife seat; 63, second guide column; 64, second guide sleeve; 65, lower rectangular blade; 66, upper rectangular blade; 7, push-pull device; 71, second adjustment nut; 81. Lower slider; 82. Upper slider; 83. Locking screw; 84. Guide blade.

Detailed ways

The present invention will be further described below in conjunction with specific embodiments. It should be understood that these examples are only used to illustrate the present invention and not to limit the scope of the present invention. In addition, it should be understood that after reading the teaching content of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the present application.

Embodiment 1: As shown in Figures 1 and 2, the present invention is an overhead cable stripping machine, including a frame 1, the frame 1 is welded by steel plates, and the lower part of the frame 1 is provided with a workbench 2. The worktable 2 is welded on the frame 1 horizontally. The upper side of the worktable 2 is provided with a lifting device 3, the lifting device 3 is installed on the frame 1, and the bottom of the lifting device 3 is provided with a bottom plate 4, and the lifting device 3 is used to drive the bottom plate 4 to move up and down. Preferably, in order to ensure the stability of the up-and-down movement of the bottom plate and ensure that the bottom plate moves vertically up and down, four third guide columns 41 are vertically arranged on the top of the bottom plate 4 , and the four third guide columns 41 are arranged in a rectangular array on the top of the bottom plate 4 . On the top of the bottom plate 4 , the frame 1 is provided with guide holes corresponding to the third guide columns 41 . The top of the workbench 2 is provided with two sets of cable girdling mechanisms 5, which are used for horizontally cutting and stripping the cables. The distance between the cable girdling mechanisms 5 is adjustable, and each group of the cable girdling mechanisms 5 includes a lower tool rest 51 mounted on the top of the workbench 2 and an upper tool rest 52 mounted on the bottom of the base plate 4, The upper blade rest 52 can move up and down with the up and down movement of the bottom plate 4 , the top of the lower blade rest 51 is provided with a lower blade 53 , and the lower blade 53 is fixed on the lower blade rest 51 by hexagon socket screws, and the upper blade rest 52 The bottom is provided with an upper blade 54, the upper blade 54 is fixed on the upper blade 54 by an Allen screw, and the top of the lower blade 53 and the bottom of the upper blade 54 are provided with an arc-shaped groove-shaped cutting edge 55, and the cutting edge is The size of 55 is adapted to the diameter of the cable and the thickness of the cable skin. One type of cable corresponds to one size of the cutting edge 55. The size of the cutting edge 55 is determined according to the diameter of the cable and the thickness of the skin of the cable to ensure that the upper blade is 54. When the lower blade 53 is buckled, the skin of the cable can be cut without damaging the wire core. In order to achieve the effect that the distance between the two groups of the cable girdling mechanisms 5 can be adjusted, both the two groups of the cable girdling mechanisms 5 can be set to be movable, that is, the two groups of the cable girdling mechanisms 5 The tool rests 51 are all slidably connected to the worktable 2, and the upper tool rests 52 are all slidably connected to the bottom plate 4. However, when both sets of cable girdling mechanisms 5 can move, the distance adjustment is complicated. Preferably, in this embodiment, one of the two sets of the cable girdling mechanisms 5 is fixed, and the other set is movable, and the lower tool rest 51 of the fixed set of the cable girdling mechanisms 5 is connected to the lower tool holder 51 through the socket head cap screws. The worktable 2 is fixedly connected, and the upper tool rest 52 is fixedly connected to the bottom plate 4 through hexagon socket screws. The bottom of the lower tool rest 51 of the movable group of the cable ring stripping mechanism 5 is provided with a lower sliding block 81 and an upper tool rest 52. There is an upper slide block 82 on the top of the upper slide block, the lower slide block 81 and the upper slide block 82 are T-shaped slide blocks, the worktable 2 is provided with a sliding groove suitable for the lower slide block 81, and the bottom plate 4 is provided with There is an upper chute adapted to the upper slider 82, and a set of movable lower tool rests 51 and/or upper tool rests 52 of the cable girdling mechanism 5 are provided with locking screws 83, as shown in Figure 1, In FIG. 3, the locking screw 83 is installed on the lower tool rest 51, the lower tool rest 51 is provided with threaded holes suitable for the locking screw 83, and the locking screw 83 vertically penetrates the lower tool rest 51 and is connected to the lower groove. The inner bottom surface is in contact, and the locking screw 83 is tightened. The bottom end of the locking screw 83 is in close contact with the bottom surface of the lower slide groove. One end of the lower tool rest 51 in the two sets of the cable girdling mechanisms 5 is vertically welded with a first guide column 56 , and the bottom of the corresponding upper tool rest 52 is vertically welded with the first guide column 56 . The adapted first guide sleeve 57, in the process of the upper blade 54 moving up and down, the first guide column 56 is always inserted in the first guide sleeve 57, which can ensure the stability of the upper blade 54 moving up and down, and ensure that the upper blade 54 and the upper blade 54 move up and down. The lower blade 53 can be buckled in a certain position, and it can also ensure that the upper blade rest 52 of the movable group of the cable ring stripping mechanism 5 moves with the lower blade rest 51. When the lower blade rest 51 is moved, the upper blade rest 52 moves synchronously. , when the position of the lower blade rest 51 is locked by the locking screw 83, the horizontal position of the upper blade rest 52 is fixed at the same time, which is convenient to operate and use. A lower sliding knife seat 61 and an upper sliding knife seat 62 are arranged between the two sets of the cable girdling mechanisms 5. The bottom of the lower sliding knife seat 61 is provided with a first T-shaped sliding block adapted to the lower groove. The sliding block and the lower sliding block 81 share the sliding groove, the upper sliding knife seat 62 is slidably connected with the bottom plate 4, and the top of the upper sliding knife block 62 is provided with a second T-shaped sliding block adapted to the upper sliding groove. The T-shaped slider and the upper slider 82 share the upper chute, which can reduce the number of slots and ensure the firmness of the structure. A second guide column 63 is provided at one end of the lower sliding knife seat 61 close to the first guide column 56 , and a second guide sleeve 64 adapted to the first guiding column 63 is provided on the upper sliding knife seat 62 . When the sliding knife seat 62 moves up and down with the bottom plate 4 , the first guide column 63 is always inserted into the second guide sleeve 64 to ensure that the upper sliding knife seat 62 and the lower sliding knife seat 61 move synchronously. The frame 1 is provided with a push-pull device 7 for reciprocatingly pushing and pulling the lower sliding knife seat 61 between the two sets of the cable ring stripping mechanisms 5. The bottom of the first T-shaped slider is provided with a connecting plate, and the lower groove is in the lower groove. A bar-shaped hole adapted to the connecting plate is provided, and the connecting plate is connected to the push-pull device 7 through the bar-shaped hole. The top of the lower sliding knife seat 61 is horizontally provided with a lower rectangular blade 65, and the lower rectangular blade 65 is passed through the inner hexagon screw. It is fixed on the lower sliding blade seat 61, and the blade edge of the lower rectangular blade 65 faces upwards. The highest point of the lower rectangular blade 65 and the lowest point of the upper rectangular blade 66 are adapted to the size of the cutting edge 55 and the thickness of the skin of the cable, and the cable of the same signal corresponds to the lower rectangular blade 65 and the upper rectangular blade 66 of one size, It is ensured that the lower rectangular blade 65 and the upper rectangular blade 66 axially break the epidermis to be cut off when the upper blade 54 and the lower blade 53 cut the cable in a loop. The lower blades 53 on the two sets of the cable girdling mechanisms 5 are provided with lower through holes 58 that are adapted to the lower rectangular blades 65, and the bottom of the upper sliding blade base 62 is provided with an upper rectangular blade 66. The upper blade 54 on the cable girdling mechanism 5 is provided with an upper through hole 59 adapted to the upper rectangular blade 66. In order to ensure the effectiveness of peeling, the upper rectangular blade 66 and the lower rectangular blade 65 have the same size, As shown in FIG. 1 , when the lower rectangular blade 65 moves to the leftmost end, the left end face of the lower rectangular blade 65 is coplanar with the left end face of the lower blade 53 of the cable girdling mechanism 5 on the left side; the lower rectangular blade When the 65 moves to the rightmost end, the right end face of the lower rectangular blade 65 is coplanar with the right end face of the lower blade 53 of the cable girdling mechanism 5 on the right side.

The invention can perform transverse circumferential cutting and stripping of the cable and axial longitudinal cutting and stripping of the cable, and can remove the skin of any length at the end of the cable, and can also remove the skin of any length of any part of the cable.

The use process of the present invention is described by taking accompanying drawing 1 as an example:

When removing the skin of the cable end, according to the requirements, adjust the distance of the two sets of cable girdling mechanisms, and pass the cable through the cutting edge 55 on the lower blade 53 on the cable girdling mechanism 5 on the left side, and the right end of the cable The end face of the cable is coplanar with the right end face of the lower blade 53 on the cable girdling mechanism 5 on the right side, and the lower blade 53 on the right is used to provide support for the cable to ensure that the cable is placed horizontally (due to the thicker wire diameter of the overhead cable, it is When the skin is covered, the bending of the cable due to its own gravity can be ignored), use the lifting device 3 to drive the upper blade 54 to move downward. , the bottom end of the upper blade 54 is in contact with the top end of the lower blade 53, and the cutting edges 55 on the upper blade 54 and the lower blade 53 are matched, and the cable is transversely cut and peeled, and the skin on the cable is cut in a ring shape; keep the bottom plate 4 The position of the cable does not move, and then the lower sliding knife seat 61 is driven by the push-pull device 7 to move, so that the lower rectangular blade 65 and the upper rectangular blade 66 move between the two sets of cable ring stripping mechanisms 5, and the cable is longitudinally cut and peeled. The cable skin is cut longitudinally, so that the skin is separated from the core, and the stripping is completed;

When removing the skin of the non-end of the cable, as shown in Figure 2, according to the requirements, put the cable from the right side of the present invention into the cutting edge 55 on the lower blade 53 on the two cable girdling mechanisms 5, and then according to the requirements. Stripping length Adjust the distance between the two sets of cable ring stripping mechanisms, and then stripping can be performed. The stripping process is the same as the process of removing the skin at the end of the cable.

By adjusting the distance between the two cable girdling mechanisms 5, the skin of any part of the cable can be removed with any length. The rectangular blade 65 and the upper rectangular blade 66 are longitudinally cut, and the upper blade 54 and the lower blade 53 are used to disconnect the epidermis to be cut off from the cable, and the lower rectangular blade 65 and the upper rectangular blade 66 are used to make the epidermis to be cut off axially, so that The skin is separated from the wire core, which can automatically complete the cable stripping, which saves time and effort in operation. It has the characteristics of small size, light weight, high efficiency and easy portability.

Example 2: On the basis of Example 1, the lifting device 3 and the push-pull device 7 all use a stroke-adjustable cylinder. The stroke-adjustable cylinder is a common cylinder. Adjusting nuts, the adjusting nut on the lifting device 3 is named as the first adjusting nut 31, and the adjusting nut on the push-pulling device 7 is named as the second adjusting nut 71, by adjusting the first adjusting nut 31 can adjust the downward pressure of the lifting device 3 Depth, that is, the pressing depth of the upper blade 54, so as to realize the adjustment of the peeling depth and make up for the influence of tool wear on the peeling depth. By adjusting the second adjusting nut 71, the push-pull range of the push-pull device can be adjusted, which can be adjusted according to the peeling length. Adjustable and easy to use.

Embodiment 3: On the basis of Embodiment 1 or Embodiment 2, the number of lower blades 53 on the lower tool rest 51 is multiple. As shown in FIG. 4 , each lower tool rest 51 is installed with three There are two lower blades 53, and three upper blades 54 are installed on each upper blade holder 52. Similarly, as shown in FIG. 4, three upper rectangular blades 66 are installed on the upper sliding blade holder 62, and the lower sliding blade holder 61 Three lower rectangular blades 65 are installed, and the size of the cutting edge 55 on different lower blades 53 is different, the upper blade 54 on the upper blade holder 52 is adapted to the lower blade 53, and the upper rectangular blade 66 is adapted to the upper blade 54 . The lower rectangular blade 65 is compatible with the lower blade 53. It can install three sets of commonly used blades of different specifications at one time, and can complete the stripping work of three types of cables, which can reduce the number of blade changes and improve the stripping efficiency. Further, the end of the cutting edge 55 is provided with an outwardly extending guide cutting edge 84 to facilitate the insertion of the cable.

Claims (8)

1. An overhead cable stripping machine, comprising a frame (1), characterized in that: the lower part of the frame (1) is provided with a workbench (2), and the upper side of the workbench (2) is provided with a lift Device (3), the lifting device (3) is installed on the frame (1), the bottom of the lifting device (3) is provided with a bottom plate (4), and the top of the workbench (2) is provided with two groups of A cable ring stripping mechanism (5), the centerlines of the two groups of the cable ring stripping mechanisms (5) are collinear, and the distance between the two groups of the cable ring stripping mechanisms (5) is adjustable, and each group of the cable ring stripping mechanisms (5) is adjustable. The peeling mechanism (5) includes a lower tool rest (51) mounted on the top of the workbench (2), an upper tool rest (52) mounted on the bottom of the bottom plate (4), and the top of the lower tool rest (51) A lower blade (53) is provided, an upper blade (54) is arranged at the bottom of the upper blade holder (52), and an arc-shaped groove is arranged at the top of the lower blade (53) and the bottom of the upper blade (54) One end of the lower tool holder (51) is vertically provided with a first guide column (56), and the upper tool holder (52) is provided with a first guide column (56) A corresponding first guide sleeve (57), a lower sliding knife seat (61) and an upper sliding knife seat (62) are arranged between the two sets of the cable girdling mechanisms (5), the lower sliding knife seat (61) ) is slidably connected with the workbench (2), the upper sliding knife seat (62) is slidably connected with the bottom plate (4), and the end of the lower sliding knife seat (61) close to the first guide column (56) is provided with a second A guide column (63), the upper sliding knife seat (62) is provided with a second guide sleeve (64) adapted to the first guide column (63), and the frame (1) is provided with a second guide sleeve (64) for moving the lower A push-pull device (7) for reciprocatingly pushing and pulling the sliding knife seat (61) between the two sets of the cable girdling mechanisms (5), the top of the lower sliding knife seat (61) is provided with a lower rectangular blade (65), and two The lower blades (53) on the cable girdling mechanism (5) are provided with lower through holes (58) adapted to the lower rectangular blades (65), and the bottom of the upper sliding blade seat (62) is provided with a lower through hole (58). There is an upper rectangular blade (66), and the upper blades (54) on the two sets of the cable girdling mechanisms (5) are provided with upper through holes (59) adapted to the upper rectangular blades (66). 2. An overhead cable stripping machine according to claim 1, characterized in that: the lifting device (3) is an adjustable stroke cylinder, and the lifting device (3) is provided with a first adjusting nut (31) . 3. An overhead cable stripping machine according to claim 1, characterized in that: one set of the two sets of the cable ring stripping mechanisms (5) is fixed, the other set is movable, and the fixed set of the cables The lower tool rest (51) of the girdling mechanism (5) is fixedly connected with the worktable (2), the upper tool rest (52) is fixedly connected with the bottom plate (4), and a movable set of the cable girdling mechanisms (5) The bottom of the lower tool rest (51) is provided with a lower sliding block (81), the top of the upper tool rest (52) is provided with an upper sliding block (82), and the worktable (2) is provided with a lower sliding block (82). 81) A corresponding lower chute, the bottom plate (4) is provided with an upper chute adapted to the upper slider (82), and a set of movable lower tool rests of the cable girdling mechanism (5) (51) and/or the upper tool rest (52) is provided with a locking screw (83). 4. An overhead cable stripping machine according to claim 1, characterized in that: the push-pull device (7) is a stroke-adjustable cylinder, and the push-pull device (7) is provided with a second adjustment nut (71) . 5. An overhead cable stripping machine according to claim 1, characterized in that: the upper rectangular blade (66) and the lower rectangular blade (65) have the same size, and the lower rectangular blade (65) moves to the left At the extreme end, the left end face of the lower rectangular blade (65) is coplanar with the outer end face of the lower blade (53) of one group of the cable girdling mechanisms (5); the lower rectangular blade (65) moves to the right limit When the cable ends, the right end face of the lower rectangular blade (65) is coplanar with the outer end face of the lower blades (53) of the other group of the cable girdling mechanisms (5). 6. An overhead cable stripping machine according to claim 1, characterized in that: the end of the cutting edge (55) is provided with a guiding blade (84) extending outward. 7. An overhead cable stripping machine according to claim 1, characterized in that: the number of lower blades (53) on the lower blade rest (51) is multiple, and the number of different lower blades (53) The size of the cutting edge (55) is different, and the upper blade (54) on the upper blade holder (52) is adapted to the lower blade (53). 8 . The overhead cable stripping machine according to claim 1 , wherein a third guide column ( 41 ) is vertically arranged on the top of the bottom plate ( 4 ), and a third guide column ( 41 ) is arranged on the frame ( 1 ). A guide hole adapted to the third guide post (41).

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