CN220340979U - Screening net carding device - Google Patents

Abstract

The utility model provides a shielding net carding device, which comprises: the device comprises a first clamping piece, a second clamping piece, a carding mechanism, a positioning tube, a first rotary driving mechanism and a first movable driving mechanism; the first clamping piece is suitable for clamping the electric wire; a clamping channel is defined in the protective tube in the second clamping piece so as to clamp the wire at a position close to the shielding net; the carding mechanism is suitable for carding and overturning the shielding net to the outer surface of the protective tube; the positioning tube is provided with a guide channel for inserting the wire core, and the shielding net after carding and overturning is abutted and extruded to be tightly attached to the outer surface of the protective tube along with the insertion process of the wire core; the first rotary driving mechanism is matched with the first movable driving mechanism to drive the carding mechanism and the positioning tube to rotate and approach the shielding net so that the carding mechanism carries out carding and positioning after carding on the shielding net along the circumferential direction and the axial direction; the shielding net carding device is simple in structure, can sufficiently comb the shielding net, and can effectively protect the insulating layer adjacent to the shielding net in the carding process.

Description

Screening net carding device

Technical Field

The utility model relates to the technical field of wire harness processing, in particular to a shielding net carding device.

Background

The electric automobile high-voltage wire harness is used for connecting a charging port with a battery, the inside of the battery, the battery with an engine and other components and parts so as to be used as a carrier for power transmission. Because of the severe application environment in the automobile, the high-voltage wire of the electric automobile has very high performance requirements. In the high voltage harness, because of the high voltage, electromagnetic shielding protection is required, otherwise, adjacent electric appliances and multimedia devices are at risk of being affected by electromagnetic radiation. In particular, the end position of the entire wire must be covered with a shield, which must be able to effectively connect the body, ensuring that the connection of the shield to the ground of the body meets all electrical requirements and is mechanically stable.

The high-voltage cable comprises a wire core with a main conductive effect, wherein the surface of the wire core is sequentially coated with an inner insulating layer, a shielding net and an outer insulating layer, and in the processing process of the high-voltage cable, the shielding net is required to be connected to a shielding ring in order to be effectively connected with a vehicle body, and then the shielding ring is connected with the vehicle body.

In order to ensure continuous and stable connection of the shielding net and the shielding ring, the main practice in the industry is to turn the shielding net onto the inner shielding ring, and then the outer shielding ring coats the shielding net again, so that the shielding net is connected with the shielding ring.

In the related art, when the shielding net is combed, the shielding net is combed along the direction of the insulating layer of the electric wire by using the shielding net combing device, however, the structure is complex, the root of the shielding net cannot be combed sufficiently or the outer insulating layer of the electric wire is easy to be damaged, and the connection between the subsequent shielding net and the shielding ring is inconvenient.

Disclosure of Invention

The present utility model aims to solve at least to some extent one of the technical problems in the above-described technology. The object of the utility model is to provide a shielding net carding device which can comb the exposed shielding net of the electric wire along the direction of the insulating layer of the electric wire and can effectively protect the insulating layer during the carding process.

To achieve the above object, the present utility model provides a shielding net carding apparatus, comprising: the device comprises a first clamping piece, a second clamping piece, a carding mechanism, a positioning tube, a first rotary driving mechanism and a first movable driving mechanism;

the first clamping piece is suitable for clamping an electric wire;

the second clamping piece is provided with a protective tube, a clamping channel is defined in the protective tube, and the clamping channel is suitable for clamping the wire at a position close to the shielding net;

the carding mechanism is arranged opposite to the second clamping piece and is suitable for carding and overturning the shielding net to the outer surface of the protective tube;

the positioning pipe is arranged opposite to the carding mechanism, and is provided with a guide channel for inserting the wire core, and the shielding net after carding and overturning is abutted and extruded to be tightly attached to the outer surface of the shielding pipe along with the insertion process of the wire core;

the first rotary driving mechanism is connected with the carding mechanism and the positioning tube to drive the carding mechanism and the positioning tube to rotate so that the carding mechanism carries out carding on the shielding net along the circumferential direction;

the first movable driving mechanism is suitable for driving the carding mechanism and the positioning tube to feed towards the electric wires on the second clamping piece so that the carding mechanism carries out carding overturning on the shielding net along the axial direction, and the wire core is gradually inserted into the guide channel.

According to the shielding net carding device provided by the embodiment of the utility model, the electric wires can be clamped and fixed through the first clamping piece, and the shielding net to be carded faces the second clamping piece and the positioning pipe; clamping the position, close to the shielding net, on the electric wire through a protective tube of the second clamping piece to form a wrapping state so as to protect an insulating layer close to the shielding net; the first movable driving mechanism is matched with the first rotary driving mechanism and the carding mechanism, so that the carding mechanism can card the shielding net along the axial direction and the circumferential direction of the shielding net; the carded shielding net can be inserted into the guide channel of the positioning pipe through the first moving driving mechanism matched with the first rotating driving mechanism and the positioning pipe, and the carded and overturned shielding net is abutted and extruded to be tightly attached to the outer surface of the protective pipe along with the insertion process of the wire core; the shielding net carding device is simple in structure, can sufficiently comb the shielding net, and can effectively protect the insulating layer adjacent to the shielding net in the carding process.

In addition, the shielding net carding device provided by the embodiment of the utility model can also have the following additional technical characteristics:

optionally, the second clamping member has a clamping driving member and a second moving driving mechanism, the clamping driving member is connected with the protective tube to drive the protective tube to open and close so as to enable the clamping channel to clamp the wire, and the second moving driving mechanism is suitable for driving the protective tube to move so as to clamp the wire at a position close to the shielding net or a position far away from the shielding net.

Further, the second clamping member further comprises a lifting driving mechanism, the clamping driving member is arranged on the moving end of the lifting driving mechanism, and the lifting driving mechanism is arranged on the moving end of the second moving driving mechanism.

Further, the protection pipe further comprises a first round bench section, and the first round bench section is arranged at one end close to the shielding net so that the carded shielding net is tightly attached to the outer surface of the first round bench section.

Optionally, the carding mechanism is provided with two brush heads, two second rotary driving mechanisms and an opening and closing driving piece, the two brush heads are oppositely arranged, the two second rotary driving mechanisms are connected with the two brush heads in a one-to-one correspondence manner so as to drive the brush heads to rotate and card the shielding net, and the opening and closing driving piece is suitable for driving the two brush heads to open and close.

Optionally, the guide channel is provided with a second circular table section and a cylinder section, one end face of the second circular table section is communicated with the cylinder section so as to guide the wire core into the cylinder section, and the second circular table section is suitable for abutting and pressing the shielding net after combing and overturning against the outer surface of the protective tube.

Optionally, the first rotary driving mechanism includes carousel, first locating part, mounting panel and second locating part, the mounting panel sets up on the carousel, carding mechanism sets up on the mounting panel, first locating part sets up on the mounting panel, the locating tube sets up on the carousel, the second locating part is close to the periphery setting of carousel is in order to be in the carousel drives when the mounting panel rotates block first locating part and restriction the rotation angle of carousel.

Further, the rotary table is rotatably arranged on the support, two second limiting parts are arranged on the support symmetrically and are close to the periphery of the rotary table.

Further, the first moving driving mechanism is connected with the support to drive the carding mechanism and the positioning tube to feed towards the electric wire on the second clamping piece.

Optionally, an auxiliary jaw is provided between the second clamp and the carding mechanism and is movable between a first position close to the second clamp and a second position close to the carding mechanism to straighten the suspended length of the wire clamped on the second clamp.

Drawings

FIG. 1 is a schematic view of a structure of a shielding net carding apparatus according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of position A of a screen carding unit according to an embodiment of the utility model;

FIG. 3 is a schematic view of a positioning tube according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a positioning tube according to another embodiment of the present utility model;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is a schematic view of a protective tube according to an embodiment of the present utility model;

reference numerals illustrate:

the device comprises a second clamping piece 10, a protective tube 101, a first round platform section 1011, a clamping channel 1012, a clamping driving piece 102, a second moving driving mechanism 103 and a lifting driving mechanism 104;

carding mechanism 20, brush head 201, second rotary driving mechanism 202, opening and closing driving piece 203;

a positioning tube 30, a guide channel 301, a second round platform section 3011 and a cylinder section 3012;

the first rotary driving mechanism 40, the turntable 401, the first limiting piece 402, the mounting plate 403, the second limiting piece 404 and the detection switch 405;

a first movement driving mechanism 50;

a support 60;

an auxiliary jaw 70, an auxiliary jaw 701, a nip drive 702, a third movement drive 703;

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In order that the above-described aspects may be better understood, exemplary embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

The implementation of the screen carding device according to an embodiment of the present utility model is described in detail below with reference to fig. 1-6.

The shielding net carding device according to the embodiment of the utility model comprises: a first gripper (not shown), a second gripper 10, a carding mechanism 20, a positioning tube 30, a first rotary drive mechanism 40 and a first displacement drive mechanism 50.

Specifically, the first clamping member is adapted to clamp the electric wire; the second clamping member 10 has a shield tube 101 with a clamping channel 1012 defined in the shield tube 101, the clamping channel 1012 being adapted to clamp onto the wire adjacent the shielding mesh; the carding mechanism 20 is arranged opposite to the second clamping piece 10, and the carding mechanism 20 is suitable for carding and overturning the shielding net to the outer surface of the protective tube 101; the positioning tube 30 is arranged opposite to the carding mechanism 20, the positioning tube 30 is provided with a guide channel 301, the guide channel 301 is used for inserting a wire core, and the carded and turned shielding net is abutted and extruded to be tightly attached to the outer surface of the protection tube 101 along with the insertion process of the wire core; the first rotary driving mechanism 40 is connected with the carding mechanism 20 and the positioning tube 30 to drive the carding mechanism 20 and the positioning tube 30 to rotate so that the carding mechanism 20 carries out carding on the shielding net along the circumferential direction; the first moving drive mechanism 50 is adapted to drive the carding mechanism 20 and the positioning tube 30 to feed the wires towards the second clamping member 10 so that the carding mechanism 20 performs a carding flip of the shielding net in the axial direction and the wire cores are gradually inserted into the guide channels 301.

That is, the first clamping member can clamp and fix the electric wire so as to facilitate the orientation of the shielding net to be combed toward the second clamping member 10 and the positioning tube 30; the protective tube 101 of the second clamping member 10 can clamp the insulating layer adjacent to the shielding net to prevent damage to the insulating layer during carding; carding mechanism 20 can comb and flip the exposed shield web to the outer surface of shield tube 101; the positioning tube 30 is provided with a guide channel 301 for inserting the wire core, and the carded shielding net is abutted and pressed against the outer surface of the protective tube 101 along with the insertion process of the wire core; the first rotary driving mechanism 40 can drive the carding mechanism 20 and the positioning tube 30 to rotate, so that the carding mechanism 20 can conveniently comb in the circumferential direction of the shielding net, and meanwhile, the positioning tube 30 can conveniently abut against the inserted shielding net in a rotary state; the first moving driving mechanism 50 can drive the carding mechanism 20 and the positioning tube 30 to approach the shielding net so that the carding mechanism 20 cards the shielding net along the axial direction of the electric wire, thereby facilitating sufficient carding of the exposed shielding net from the end to the root, and simultaneously facilitating the guide passage 301 of the positioning tube 30 to abut and press the shielding net to tightly attach the carded shielding net to the outer surface of the shielding tube 101.

Thus, according to the shielding net carding device of the embodiment of the utility model, the electric wires can be clamped and fixed through the first clamping piece, and the shielding net to be carded faces the second clamping piece 10 and the positioning tube 30; clamping the position, adjacent to the shielding net, on the electric wire by the protective tube 101 of the second clamping member 10 to form a wrapped state so as to protect the insulating layer, adjacent to the shielding net; the carding mechanism 20 can comb the shielding net along the axial direction and the circumferential direction of the shielding net by the first moving driving mechanism 50 and the first rotary driving mechanism 40 and the carding mechanism 20; the carded shielding net can be inserted into the guide channel 301 of the positioning tube 30 by the first moving driving mechanism 50 matched with the first rotary driving mechanism 40 and the positioning tube 30, and the carded and overturned shielding net is abutted and extruded along with the insertion process of the wire core so as to be tightly attached to the outer surface of the protective tube 101; the shielding net carding device is simple in structure, can sufficiently comb the shielding net, and can effectively protect the insulating layer adjacent to the shielding net in the carding process.

As shown in fig. 1, for the second clamp 10, the second clamp 10 has a clamp drive 102 and a second movement drive mechanism 103.

Specifically, the clamping driving member 102 is connected to the shielding tube 101 to drive the shielding tube 101 to open and close so that the clamping channel 1012 clamps the electric wire, and the second moving driving mechanism 103 is adapted to drive the shielding tube 101 to move so as to clamp the electric wire at a position close to the shielding net or a position far from the shielding net.

As can be appreciated, the clamping driving member 102 can drive the protective tube 101 to open and close, so as to facilitate clamping and releasing the electric wire, and the clamping channel 1012 formed when the protective tube 101 is in the closed state can clamp the electric wire, and the protective tube 101 in the clamped state can be driven by the second moving driving mechanism 103 to move to a position close to the shielding net so as to wrap the insulating layer close to the shielding net, thereby protecting the insulating layer from damage in the carding process; wherein, the clamping driving member 102 may be a cylinder structure, and the second movement driving mechanism 103 may be a cylinder driving moving pair structure.

More specifically, the shielding pipe 101 further includes a first circular truncated cone section 1011, and the first circular truncated cone section 1011 is disposed near one end of the shielding net so that the carded shielding net is closely attached to the outer surface of the first circular truncated cone section 1011.

It can be appreciated that the shielding net of the electric wire can not only protect the insulating layer wrapped by the clamping in the carding process, but also cling the carded shielding net to the outer surface of the round table section through the round table section of the protective tube 101, so that the installation of the subsequent shielding ring is facilitated.

More specifically, the second gripper 10 further includes a lift drive mechanism 104, the gripper drive 102 being disposed on the moving end of the lift drive mechanism 104, the lift drive mechanism 104 being disposed on the moving end of the second movement drive mechanism 103.

As can be appreciated, the lifting driving mechanism 104 can drive the protective tube 101 to move up and down, so as to facilitate the rotation of the protective tube 101 in the working position and the avoiding position; wherein the lift drive mechanism 104 may be a cylinder structure.

As shown in fig. 1 and 2, for the carding mechanism 20, the carding mechanism 20 has two brush heads 201, two second rotary driving mechanisms 202, and an opening and closing driving member 203.

Specifically, the two brush heads 201 are oppositely disposed, and the two second rotary driving mechanisms 202 are connected to the two brush heads 201 in a one-to-one correspondence to drive the brush heads 201 to rotate and comb the shielding net, and the opening and closing driving member 203 is adapted to drive the two brush heads 201 to open and close.

It will be appreciated that, by driving the two brush heads 201 to rotate along the direction of the second holding member 10 by the two second rotary driving mechanisms 202, when the shielding net enters between the two brush heads 201, the two brush heads 201 can be close to each other and contact the shielding net by cooperating with the opening and closing driving member 203, thereby carding the shielding net and turning the shielding net to the outer surface of the protecting tube 101. The brush head 201 may have a conventional structure, the second rotary driving mechanism 202 may be a motor, and the opening and closing driving member 203 may be a cylinder structure.

As shown in fig. 3-5, the guide channel 301 has a second circular truncated cone section 3011 and a barrel section 3012, wherein an end surface of the second circular truncated cone section 3011 is communicated with the barrel section 3012 to guide the wire core into the barrel section 3012, and the second circular truncated cone section 3011 is adapted to abut and press the shielding net after combing and overturning against the outer surface of the protective tube 101.

It will be appreciated that when the carded shield web is inserted into the guide channel 301, the barrel section 3012 is adapted to receive the core of the wire within the shield web and to block and compress the shield web against the second frustoconical section 3011 during insertion, thereby adhering the carded shield web to the outer surface of the protective tube 101.

As shown in fig. 1, for the first rotary drive mechanism 40, the first rotary drive mechanism 40 includes a turntable 401, a first stopper 402, a mounting plate 403, and a second stopper 404.

Specifically, the mounting plate 403 is disposed on the turntable 401, the carding mechanism 20 is disposed on the mounting plate 403, the first stopper 402 is disposed on the mounting plate 403, the positioning tube 30 is disposed on the turntable 401, and the second stopper 404 is disposed adjacent to the outer periphery of the turntable 401 to block the first stopper 402 and limit the rotation angle of the turntable 401 when the turntable 401 drives the mounting plate 403 to rotate.

It can be appreciated that the mounting plate 403 is driven to rotate by the rotation of the turntable 401, so as to drive the carding mechanism 20 and the positioning tube 30 to rotate, the first limiting member 402 contacts with the second limiting member 404, so that the rotation angle of the mounting plate 403 can be limited, and the carding mechanism 20 and the positioning tube 30 can be conveniently and reciprocally rotated in the circumferential direction of the shielding net to carry out carding in the carding process, and the positioning tube 30 can be conveniently and reciprocally rotated to squeeze the shielding net after the carding is completed, so that the shielding net can not be twisted while being squeezed, and the shielding net is tightly attached to the outer surface of the protection tube 101. Wherein, the rotation of the turntable 401 can be driven by a motor driving the synchronous belt.

The rotary table 401 is rotatably arranged on the support 60, two second limiting members 404 are arranged on the support 60 symmetrically, and the two second limiting members 404 are adjacent to the periphery of the rotary table 401.

It will be appreciated that, by symmetrically disposing the two second limiting members 404 on the support 60 and adjacent to the periphery of the turntable 4011, when the turntable 401 drives the mounting plate 403 to rotate, the first limiting member 402 contacts with one second limiting member 404 to prevent the mounting plate 403 from continuing to rotate in the direction, when the turntable 401 drives the mounting plate 403 to rotate in the opposite direction, the first limiting member 402 contacts with the other second limiting member 404 to prevent the mounting plate 403 from continuing to rotate in the direction, so that the positioning tube 30 and the carding mechanism 20 rotate back and forth within the limit range of the second limiting member 404, thereby facilitating sufficient carding of the shielding net in the circumferential direction, and simultaneously facilitating the carded shielding net to be tightly attached to the outer surface of the shielding tube 101. Wherein, the first limiting member 402 may be a limiting block, and the second limiting member 404 may be a stop bolt with a buffer.

In addition, the first rotary driving mechanism 40 further includes a detection switch 405, where the detection switch 405 is disposed adjacent to the two second limiting members 404, and the rotation angle of the mounting plate 403 is detected by the detection switch 405, so as to detect the rotation angle of the carding mechanism 20 and the positioning tube 30, so that the shielding net is sufficiently carded by the conversion of the shielding net in the circumferential direction during the carding process, and simultaneously, the positioning tube 30 is conveniently rotated back and forth to attach the shielding net to the outer surface of the protection tube 101.

As shown in fig. 1, for the first moving driving mechanism 50, the first moving driving mechanism 50 is connected to the support 60 to drive the carding mechanism 20 and the positioning tube 30 to feed toward the electric wire on the second clamping member 10.

It will be appreciated that the carding mechanism 20 is driven by the first moving driving mechanism 50 to approach the shielding net to be carded, so that the carding mechanism 20 can comb the exposed shielding net sufficiently in the axial direction, and the positioning tube 30 is driven by the first moving driving mechanism 50 to approach the carded shielding net, so that the shielding net is blocked in the second round table section 3011 of the positioning tube 30, and the carded shielding net is tightly attached to the outer surface of the protecting tube 101. The first movement driving mechanism 50 may be a motor-driven sliding module structure.

As shown in fig. 1, further comprising an auxiliary jaw 70, the auxiliary jaw 70 being arranged between the second clamping member 10 and the carding mechanism 20 and being movable between a first position close to the second clamping member 10 and a second position close to the carding mechanism 20 for straightening a suspended portion of the wire clamped on the second clamping member 10.

As can be appreciated, since the end of the shielding net of the electric wire held by the first holding member is in a suspended state, the electric wire can be held close to the first holding member by the auxiliary holding jaw 70, and the held state is moved to be close to the end of the shielding net, thereby straightening the suspended length of the electric wire, and simultaneously facilitating the holding of the electric wire by the second holding member 10, thereby facilitating the carding of the shielding net and the protection of the insulating layer.

As for the auxiliary jaw 70, the auxiliary jaw 70 includes an auxiliary jaw 701, a clamping driving member 702, and a third moving driving mechanism 703, the clamping driving member 702 being connected to the auxiliary jaw 701, the third moving driving mechanism 703 being connected to the clamping driving member 702 to drive the clamping driving member 702 to move between a first position near the first clamping member and a second position near the second clamping member 10, thereby driving the auxiliary jaw 701 to clamp the wire near the first clamping member and to move to a state near one end of the shielding net, thereby straightening the suspended length portion of the wire while facilitating clamping of the wire by the second clamping member 10, thereby facilitating carding of the shielding net and protection of the insulating layer. Wherein the clamping driver 702 may be a cylinder mechanism and the third movement driver 703 may be a cylinder driven kinematic pair structure.

For a better understanding of the present embodiment, the workflow in connection with the present embodiment is further described: (1) the first clamping piece clamps the electric wire and then conveys the electric wire to a carding station; (2) the auxiliary jaw 70 clamps the electric wire close to the first clamping member and moves the clamped state to close to the shielding net; (3) the second clamp 10 descends to clamp the wire, and then the auxiliary jaw 70 is opened, and the second clamp 10 is moved to a position adjacent to the shielding net while maintaining the clamped state; (4) carding mechanism 20 cooperates with first rotary drive mechanism 40 and first mobile drive mechanism 50 to card the shielding net along the circumferential direction and the axial direction; (5) the first moving driving mechanism 50 cooperates with the first rotating driving mechanism 40 to drive the positioning tube 30 to approach the carded shielding net, and the shielding net is blocked and extruded in the second round platform section 3011 of the positioning tube 30, so that the shielding net is tightly attached to the outer surface of the protection tube 101.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms should not be understood as necessarily being directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A shielding web carding unit, comprising: the device comprises a first clamping piece, a second clamping piece, a carding mechanism, a positioning tube, a first rotary driving mechanism and a first movable driving mechanism;

the first clamping piece is suitable for clamping an electric wire;

the second clamping piece is provided with a protective tube, a clamping channel is defined in the protective tube, and the clamping channel is suitable for clamping the wire at a position close to the shielding net;

the carding mechanism is arranged opposite to the second clamping piece and is suitable for carding and overturning the shielding net to the outer surface of the protective tube;

the positioning pipe is arranged opposite to the carding mechanism, and is provided with a guide channel for inserting the wire core, and the shielding net after carding and overturning is abutted and extruded to be tightly attached to the outer surface of the shielding pipe along with the insertion process of the wire core;

the first rotary driving mechanism is connected with the carding mechanism and the positioning tube to drive the carding mechanism and the positioning tube to rotate so that the carding mechanism carries out carding on the shielding net along the circumferential direction;

the first movable driving mechanism is suitable for driving the carding mechanism and the positioning tube to feed towards the electric wires on the second clamping piece so that the carding mechanism carries out carding overturning on the shielding net along the axial direction, and the wire core is gradually inserted into the guide channel.

2. The shielding carding apparatus of claim 1 wherein the second clamping member has a clamping drive and a second movement drive, the clamping drive being coupled to the shielding tube to drive the shielding tube into open and closed movement to clamp the wire with the clamping channel, the second movement drive being adapted to drive the shielding tube to move to clamp the wire at a location on the wire adjacent to the shielding net or away from the shielding net.

3. The shielding web carding unit of claim 2, wherein the protective tube further comprises a first circular table section disposed adjacent one end of the shielding web such that the carded shielding web abuts an outer surface of the first circular table section.

4. The shielding web carding apparatus of claim 2 wherein the second clamping member further comprises a lift drive, the clamping drive being disposed on a moving end of the lift drive, the lift drive being disposed on a moving end of the second movement drive.

5. The shield carding apparatus as recited in claim 1, wherein said carding mechanism has two brush heads, two second rotary driving mechanisms and an opening and closing driving member, the two brush heads are disposed opposite to each other, the two second rotary driving mechanisms connect the two brush heads one by one to drive the brush heads to rotate for carding the shield web, and the opening and closing driving member is adapted to drive the two brush heads to open and close.

6. The screen carding unit of claim 1, wherein the guide channel has a second circular table section and a barrel section, an end face of the second circular table section communicating with the barrel section to guide the wire core into the barrel section, the second circular table section adapted to abut and press the carded and flipped screen against the outer surface of the protective tube.

7. The screen carding unit of claim 1, wherein the first rotary drive mechanism includes a turntable, a first limiting member, a mounting plate, and a second limiting member, the mounting plate is disposed on the turntable, the carding mechanism is disposed on the mounting plate, the first limiting member is disposed on the mounting plate, the positioning tube is disposed on the turntable, and the second limiting member is disposed adjacent to an outer periphery of the turntable to block the first limiting member and limit a rotation angle of the turntable when the turntable rotates the mounting plate.

8. The screen carding unit of claim 7, further comprising a support on which the turntable is rotatably disposed, the second limiting members having two, the two second limiting members being symmetrically disposed on the support adjacent to the periphery of the turntable.

9. The shielding carding apparatus of claim 8 wherein said first movement drive mechanism is coupled to said support to drive said support to feed said carding mechanism and said positioning tube toward wires on said second clamp.

10. The screen carding unit of claim 1, further comprising an auxiliary jaw disposed between the second clamp member and the carding mechanism and movable between a first position adjacent the second clamp member and a second position adjacent the carding mechanism to straighten out an overhanging portion of the wire clamped on the second clamp member.