CN109462130B

CN109462130B - Shielded cable processor

Info

Publication number: CN109462130B
Application number: CN201811505435.6A
Authority: CN
Inventors: 司向良
Original assignee: Jiangsu Bozhiwang Automation Equipment Co ltd
Current assignee: Jiangsu Bozhiwang Automation Equipment Co ltd
Priority date: 2018-12-10
Filing date: 2018-12-10
Publication date: 2024-04-19
Anticipated expiration: 2038-12-10
Also published as: CN109462130A

Abstract

The invention belongs to the technical field of cable processing equipment, and particularly relates to a shielded cable processor, which comprises a wire transmission part and a cutting part, wherein the wire transmission part transmits a cable to be processed to the cutting part, and the cutting part respectively cuts and peels off an insulating sheath and a shielding layer of the cable according to a specified length; the cutting part comprises two circular blades which are oppositely arranged, the two circular blades are close to or far away from each other relative to the axis of the cable fixed by the wire transmission part under the action of the first power device, and the cutting part also comprises a second power device, and the second power device drives the two circular blades to rotate around the axis of the cable. According to the shielded cable processor, the two circular blades are arranged, and the cables with any diameter can be cut at any depth by being relatively close to or far from the axis of the cable, so that the universality of the whole processor is realized, the equipment cost is reduced, and meanwhile, the neutrality of the cables in the processing process can be ensured due to the symmetry of the two blades, so that the processing precision is effectively ensured.

Description

Shielded cable processor

Technical Field

The invention belongs to the technical field of cable processing equipment, and particularly relates to a shielded cable processor.

Background

According to the requirements of the automobile industry standard QC/T1037-2016 of the people's republic of China, a shielding layer is required to be arranged on the high-voltage cable, so that the electromagnetic interference resistance of the wire is improved. In the process of using the cable, the end part of the cable needs to be provided with a connecting structure so as to realize the connection between the cable and the outside, so that in the process of installing the connecting structure, the end part of the cable needs to be processed so as to realize the purpose of installing a connecting terminal.

At present, in the process of cable end treatment, the outer insulating skin is mostly peeled off firstly to expose the shielding layer, then the shielding net is cut or turned back according to the designated length, and then the connecting terminal is connected with the shielding net or riveted. At present, in the process of cutting off the insulating layer and the shielding net, different cutting props are required to be arranged for cables with different diameters, so that the cost of cable processing equipment is seriously increased.

In view of the above-mentioned needs, the present inventors have actively studied and innovated based on the practical experience and expertise which are rich for many years in such product engineering applications, and in combination with the application of the theory, in order to create a shielded cable processor, which is more practical.

Disclosure of Invention

The invention aims to solve the problem of providing a shielded cable processor which can realize the cutting-off of shielding nets of high-voltage cables with various types and effectively reduce the cost of cable processing equipment.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the shielding cable processor comprises a wire transmission part and a cutting part, wherein the wire transmission part transmits a cable to be processed to the cutting part, and the cutting part respectively cuts and peels off an insulating sheath and a shielding layer of the cable according to a specified length;

The cutting part comprises two circular blades which are oppositely arranged, the two circular blades are close to or far away from each other relative to the axis of the cable fixed by the wire transmission part under the action of the first power device, and the cutting part also comprises a second power device, and the second power device drives the two circular blades to rotate around the axis of the cable.

Further, the first power device comprises a guide rail structure which is fixedly arranged along the axis direction of the cable, two sliding blocks are symmetrically arranged on the guide rail structure relative to the axis of the cable, the sliding blocks are used for installing a rotating shaft of the circular blade, the sliding blocks are fixedly connected with power arms, the power arms and the guide direction of the guide rail structure are arranged at acute angles or obtuse angles, straight hole sites which are arranged along the length direction of the power arms are arranged on the power arms, pin shafts are arranged in the straight hole sites, the pin shafts are fixed on the rotary table, and the rotary table slides in the straight hole sites along the axis direction of the cable under the driving of the rotary table, so that the sliding blocks are driven to move along the length direction of the guide rail structure through the power arms, and the rotary table moves along the axis of the cable under the action of the first power source.

Further, the second power device drives the turntable to rotate, so that the round blade rotates around the axis of the cable.

Further, the shielded cable handler further includes a die magazine including at least two kinds of tubular dies of different sizes, a fixing device for depositing each tubular die, and a third power device for selectively pushing each tubular die from the fixing device to the working position, wherein, the tubular die is hollow structure, when it reaches the working position, the outer wall of hollow structure is laminated with the inner wall of shielding layer, the inner wall of hollow structure is laminated with the inner core outer wall of cable, the tubular die is used for limiting the cutting depth of circular blade for the cable axis.

Further, the ends of the tubular mold form a knife-like structure by the mutual approach of the outer wall and the inner wall.

Further, a sleeve is arranged at the center of the turntable, the tubular mold passes through the sleeve, and a gap for the cut insulating sheath and the shielding layer to pass through is reserved between the sleeve and the tubular mold.

Further, the fixing device at least comprises a power turntable, the power turntable is provided with guide pipes with the inner diameters being the same as the outer diameters of the tubular molds of all the sizes, the tubular molds of all the sizes are respectively transmitted to the positions with the axes coincident with the axis of the cable in the rotating process of the power turntable, and the third power device is used for pushing the tubular molds transmitted in place to the working positions along the axis direction of the cable.

Further, the fixing device further comprises a guiding turntable, and the guiding turntable is used for supporting each tubular mold in the process of rotating the power turntable.

Further, the guiding turntable comprises a main body structure, a notch is formed in the main body structure, the third power device at least comprises a bearing part in butt joint with the notch and a third power source for applying force to the bearing part, an annular groove is formed in the integral part formed by splicing the main body structure and the bearing part, one end of each tubular mold rotates along the groove, and when the tubular mold rotates into the groove on the bearing part, the third power source drives one tubular mold to move through the bearing part.

Further, the cross section of the groove is in a shape of a Chinese character 'tu', and the end parts of the tubular molds are all provided with step-shaped column structures with the cross sections of the same Chinese character 'tu'.

Through the technical scheme, the invention has the beneficial effects that:

According to the shielded cable processor, the two circular blades are arranged, so that the cables with any diameter can be cut at any depth by being relatively close to or far from the axis of the cables, the universality of the whole processor is realized, and meanwhile, the neutrality of the cables in the processing process can be ensured due to the symmetry of the two circular blades, so that the processing precision is effectively ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a schematic view of a cutting portion in the present invention;

FIG. 2 is a schematic diagram of a mold library according to the present invention;

Fig. 3 and 4 are schematic views showing connection of the cut-off portion and the die library;

FIG. 5 is a left side view of FIG. 4;

the meaning of the symbols in the drawings is as follows:

the circular blade 1, the first power device 2, the guide rail structure 21, the sliding block 22, the power arm 23, the straight hole site 23a, the rotary table 24, the pin shaft 24a, the sleeve 24b, the tubular die 3, the fixing device 4, the power rotary table 41, the guide rotary table 42, the main body structure 42a, the groove 42b, the guide pipe 43, the third power device 5 and the bearing part 51.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

Example 1

As shown in fig. 1, the shielded cable handler includes a wire transmission part that transmits a cable to be processed to a cutting part that cuts and peels off an insulation sheath and a shield layer of the cable according to a specified length, respectively; the cutting part comprises two circular blades 1 which are oppositely arranged, the two circular blades 1 are close to or far away from each other relative to the axis of the cable fixed by the wire transmission part under the action of the first power device 2, and the cutting part also comprises a second power device which drives the two circular blades 1 to rotate around the axis of the cable. In the working process of the whole shielded cable processor, two cutting and stripping works of a cable insulating layer and a shielding net can be realized, and the specific working steps are as follows:

After the end part of the cable is transmitted in place and stably fixed by the wire transmission part, the two circular blades 1 are relatively close to each other through the first power device 2, so that the two circular blades 1 are embedded into the insulating layer until the embedding depth is equal to the thickness of the insulating layer, the first power device 2 stops providing power and keeps the two circular blades 1 at the position, the second power device drives the fixed shafts of the two circular blades 1 to rotate, so that the two circular blades passively rotate relative to the cable, the cutting of the whole insulating layer is realized, after the cutting is finished, a cutting trace which divides the cable into two sections is formed on the insulating layer, and at the moment, the insulating layer at the end part can be peeled off through the blocking of the circular blades 1 only by pulling the cable backwards; the peeling of the screen is the same as the principle described above. Through the mode, the processing of the cable with any size can be realized, the universality of the equipment is effectively improved, and the equipment cost is reduced.

In this embodiment, the above-mentioned process is only one specific embodiment of the present invention, and other manners, such as gradually approaching the two circular blades 1 during the rotation relative to the cable axis, are also within the scope of the present invention.

Example two

In this embodiment, the operation of the wire transmission portion and the two circular blades 1 is the same as that of the first embodiment, and will not be described here again.

As shown in fig. 1, the first power device 2 includes a fixed guide rail structure 21, two sliders 22 are symmetrically disposed on the guide rail structure 21 and about the axis of the cable, the sliders 22 are used for mounting the rotating shaft of the circular blade 1, the sliders 22 are fixedly connected with power arms 23, the power arms 23 are disposed at an acute angle to the guiding direction of the guide rail structure 21, a straight hole site 23a disposed along the length direction of the power arms is disposed in the power arms, a pin 24a is disposed in the straight hole site 23a, the pin 24a is fixed on a turntable 24, and the turntable 24 drives the sliders 22 to move along the guide rail structure 21 under the driving of the turntable 24 in the axial direction of the cable, so that the turntable 24 moves along the axis of the cable under the action of the first power source.

In this embodiment, the servo motor is used as the first power source, the position of the turntable 24 can be precisely controlled by the servo motor, the pin shaft 24a fixedly connected with the turntable 24 can squeeze the linear hole position 23a, the linear hole position 23a can obtain a component force in the length direction of the guide rail structure 21 by the arrangement mode that the linear hole position is inclined relative to the cable axis, the sliding block 22 can obtain the power sliding along the guide rail structure 21 by the component force, and the second power device drives the turntable 24 to rotate, so that the circular blade 1 rotates around the cable axis. Through the technical scheme in this embodiment, can make the motion of two circular blades 1 keep the synchronism to guarantee the centering of cable in the course of working, thereby guarantee the machining precision, simultaneously, transmit the power that lets two circular blades 1 be close to relatively through carousel 24 simultaneously, and let two pivoted power, make the structure of whole processor compacter, reduced the control degree of difficulty.

Example III

In this embodiment, the structure and the working principle of the wire transmission portion and the cutting portion are the same as those of the second embodiment, and will not be described here again.

As shown in fig. 2 to 5, the shielded cable handler in this embodiment further includes a mold library, the mold library includes at least two kinds of tubular molds 3 with different sizes, a fixing device 4 for storing each tubular mold 3, and a third power device 5 for selectively pushing each tubular mold 3 from the fixing device 4 to a working position, wherein the tubular mold 3 is of a hollow structure, when reaching the working position, an outer wall of the hollow structure is attached to an inner wall of the shielding layer, an inner wall of the hollow structure is attached to an outer wall of an inner core of the cable, and the tubular mold 3 is used for limiting a cutting depth of the circular blade 1 relative to an axis of the cable. Because the shielding layer is the filiform structure of metal, consequently in the in-process of cutting it, for the cutting degree of difficulty of insulating layer is bigger, in order to guarantee to cut more thoroughly, and not harm the cable heart yearn layer that is located its inside, in this embodiment, protect the heart yearn layer of cable through tubular mould 3, through the tip that passes through outer wall and inner wall with tubular mould 3 be close to each other and form the edge-like structure, can be convenient for tubular mould 3 more enter into in the clearance between shielding layer and the heart yearn. By selecting a material with a hardness greater than that of the circular blade 1, a longer service life of the tubular mould 3 is obtained, of course also by regular replacement of which the precision of the cutting is ensured.

Wherein, because the setting of tubular mould 3 for cut the shielding layer of accomplishing can overlap and locate its periphery, in order to make things convenient for the timely clearance of waste material of accomplishing of cutting, do not influence normal work, the central point of carousel 24 puts and is provided with sleeve pipe 24b, tubular mould 3 passes from sleeve pipe 24b, and there is the clearance that supplies to cut the completion between the two insulating sheath and shielding layer pass, cut the shielding layer of accomplishing and can follow tubular mould 3 under the effect of wind power and keep away from the processing position from the clearance. The cutting of the shielding net can be performed after the shielding net is broken, wherein the breaking can be performed by adopting a steel brush carding mode, but the cutting process is not affected.

Example IV

As shown in fig. 2 to 5, the shielded cable handler in this embodiment further includes a mold library, the mold library includes at least two kinds of tubular molds 3 with different sizes, a fixing device 4 for storing each tubular mold 3, and a third power device 5 for selectively pushing each tubular mold 3 from the fixing device 4 to a working position, wherein the tubular mold 3 is of a hollow structure, when reaching the working position, an outer wall of the hollow structure is attached to an inner wall of the shielding layer, an inner wall of the hollow structure is attached to an outer wall of an inner core of the cable, and the tubular mold 3 is used for limiting a cutting depth of the circular blade 1 relative to an axis of the cable.

The fixing device 4 comprises a power turntable 41, a guide pipe 43 with the inner diameter being the same as the outer diameter of each size of tubular mold 3 is arranged on the power turntable 41, in the process of rotating the power turntable 41, each size of tubular mold 3 is respectively transmitted to a position with the axis coincident with the cable axis, a third power device 5 is used for pushing the transmitted tubular mold 3 to a working position along the axis direction of the cable, the power turntable 41 is provided with a groove 42b which can realize convenient calling of a plurality of tubular molds 3, parallelism among the tubular molds 3 can be ensured through the guide pipe 43, in order to further ensure the position accuracy among the tubular molds 3, the fixing device 4 further comprises a guide turntable 42, the guide turntable 42 is used for supporting each tubular mold 3 in the process of rotating the power turntable 41, the guide turntable 42 comprises a main body structure 42a, a notch is arranged on the main body structure 42a, the third power device 5 comprises a bearing part 51 which is in butt joint with the notch, and a third power source for applying force to the bearing part 51, an annular groove 42b is arranged on the whole part spliced by the main structure 42a and the bearing part 51, and when each tubular mold 3 is arranged along the axis coincident with the first bearing part of the bearing part 51, the tubular mold 3 rotates along the bearing part 3, and the bearing part is arranged in the position of the bearing part of the tubular mold 3 when the bearing part is rotated along the bearing part 51.

In this embodiment, in order to ensure the movement accuracy of the bearing portion 51, the bottom of the bearing portion is connected with the guide rail, and the bottom of the bearing portion is driven by the screw assembly to perform linear movement along the guide rail under the action of the air cylinder, so that accurate positioning of the tubular mold 3 is achieved.

In order to automatically bring the used tubular mold 3 back to the fixing device 4 again through the bearing part 51 in the mold replacement process, the cross section of the groove 42b is in a convex shape, and the end part of each tubular mold 3 is provided with a step-shaped cylinder structure with a cross section in a convex shape. The matching of the convex-shaped grooves and the step-shaped main body structure can realize bidirectional force transmission in the cable axis direction, namely, the power application of the tubular mold 3 in the directions approaching and separating from the cutting part.

It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A shielded cable handler including a wire transmission portion that transmits a cable to be processed to a cutting portion that cuts and peels off an insulation sheath and a shield layer of the cable according to a specified length, respectively;

The cutting part is characterized by comprising two opposite circular blades (1), wherein the two circular blades (1) are mutually close to or far away from each other relative to the axis of a cable fixed by the wire transmission part under the action of a first power device (2), and the cutting part also comprises a second power device, and the second power device drives the two circular blades (1) to rotate around the axis of the cable;

The first power device (2) comprises a guide rail structure (21) fixedly arranged along the axial direction of a cable, two sliding blocks (22) are symmetrically arranged on the guide rail structure (21) relative to the axial direction of the cable, the sliding blocks (22) are used for installing a rotating shaft of the circular blade (1), the sliding blocks (22) are fixedly connected with power arms (23), the power arms (23) and the guide direction of the guide rail structure (21) are arranged at an acute angle or an obtuse angle, a straight hole site (23 a) arranged along the length direction of the power arms is arranged on the power arms, a pin shaft (24 a) is arranged in the straight hole site (23 a), the pin shaft (24 a) is fixed on a rotary table (24) and slides in the straight hole site (23 a) along the axial direction of the cable under the driving of the rotary table (24), so that the sliding blocks (22) are driven to move along the length direction of the guide rail structure (21) through the power arms (23), and the rotary table (24) moves along the axial direction of the cable under the action of a first power source.

2. A shielded cable handler according to claim 1, wherein the second power means effects rotation of the circular blade (1) about the cable axis by rotating the turntable (24).

3. The shielded cable handler of claim 1, further comprising a magazine comprising at least two different sized tubular molds (3), a fixture (4) for storing each of the tubular molds (3), and a third power means (5) for selectively pushing each of the tubular molds (3) from the fixture (4) to an operative position, wherein the tubular molds (3) are hollow in structure, an outer wall of which engages an inner wall of the shielding layer when they reach the operative position, the inner wall of which engages an inner core outer wall of the cable, the tubular molds (3) being adapted to limit a depth of cut of the circular blade (1) relative to the cable axis.

4. A shielded cable handler according to claim 3, wherein the ends of the tubular mould (3) are formed into a blade-like structure by mutual approaching of an outer wall and an inner wall.

5. A shielded cable handler according to claim 3, wherein a sleeve (24 b) is provided at a central position of the turntable (24), the tubular mold (3) passing through the sleeve (24 b) with a gap therebetween for passing through the cut insulating sheath and shielding layer.

6. A shielded cable handler according to claim 3, wherein the fixing means (4) comprises at least a power turntable (41), a guide tube (43) having an inner diameter equal to an outer diameter of each of the tubular molds (3) is provided on the power turntable (41), each of the tubular molds (3) is transferred to a position having an axis coincident with an axis of the cable during rotation of the power turntable (41), and the third power means (5) is provided for pushing the transferred tubular mold (3) to the working position in an axial direction of the cable.

7. The shielded cable handler of claim 6, wherein the fixture (4) further comprises a guiding carousel (42), the guiding carousel (42) being adapted to support each of the tubular molds (3) during rotation of the power carousel (41).

8. The shielded cable handler of claim 7, wherein the guide turntable (42) includes a main body structure (42 a), a notch is provided in the main body structure (42 a), the third power device (5) includes at least a bearing portion (51) abutting against the notch, and a third power source for applying a force to the bearing portion (51), an annular groove (42 b) is provided in an integral part of the main body structure (42 a) and the bearing portion (51), one end of each tubular mold (3) rotates along the groove (42 b), and when the third power source rotates into the groove (42 b) on the bearing portion (51), the third power source drives one tubular mold (3) to move through the bearing portion (51).

9. The shielded cable handler of claim 8, wherein the cross-sectional shape of the groove (42 b) is a "convex" shape, and the end of each of the tubular molds (3) is provided with a stepped cylinder structure having an equal "convex" shape in cross section.