CN210272992U

CN210272992U - Wire harness braid turning mechanism

Info

Publication number: CN210272992U
Application number: CN201921251363.7U
Authority: CN
Inventors: 胡勇
Original assignee: Dongguan Minjiang Intelligent Technology Co Ltd
Current assignee: Dongguan Minjiang Intelligent Technology Co Ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-04-07
Anticipated expiration: 2029-08-02

Abstract

The utility model discloses a pencil turns over weaving layer mechanism, include: a frame; the clamping mechanism comprises a first power mechanism and a chuck for clamping the wiring harness, the first power mechanism is mounted on the rack, and the first power mechanism drives the chuck to realize clamping or loosening; the push rod mechanism comprises a first push rod, a second power mechanism and a third power mechanism, the first push rod is provided with a through hole arranged along the axis, the second push rod is movably arranged in the through hole and arranged on one side of the chuck, the second push rod is provided with a positioning hole capable of containing the end part of the wiring harness, the second power mechanism pushes the first push rod to move along the axis direction, and the third power mechanism pushes the second push rod to do telescopic motion in the through hole. The middle part of the braided layer is clamped by utilizing the force arm bending principle, so that the head is slightly outwards expanded and then outwards turned. Then realize turning over backward through push rod mechanism, this mode is fast, and is efficient, and the weaving layer distributes evenly after turning up.

Description

Wire harness braid turning mechanism

Technical Field

The utility model relates to a pencil processing equipment, in particular to pencil turns over weaving layer mechanism.

Background

The wiring harness is a group of metal wires and cables bound together to carry signals and power connections between equipment. In the production process of the wire harness, in order to ensure the drawing force after riveting and pressing of the wire harness, the braided layer in the wire harness is riveted and pressed on the shell. The existing mode is that a weaving layer is manually turned backwards by hands, so that the even distribution of the woven backwards turned weaving layer cannot be ensured, the condition that a plurality of weaving layers are woven while no weaving is carried out can occur, the speed is low, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a pencil turns over weaving layer mechanism, can be fast and stable turn over behind the weaving layer.

According to the utility model discloses an aspect provides a weaving layer mechanism is turned over to pencil, include: a frame; the clamping mechanism comprises a first power mechanism and a chuck for clamping a wire harness, the first power mechanism is mounted on the rack, and the first power mechanism drives the chuck to realize clamping or loosening; the push rod mechanism comprises a first push rod, a second power mechanism and a third power mechanism, the first push rod is provided with a through hole arranged along an axis, the second push rod is movably arranged in the through hole, the second push rod is arranged on one side of the chuck, the second push rod is provided with a positioning hole capable of containing the end part of a wiring harness, the second power mechanism pushes the first push rod to move along the axis direction, and the third power mechanism pushes the second push rod to move telescopically in the through hole.

Has the advantages that: the force arm bending principle is utilized, the middle part of the braided layer is clamped through the clamping head, the head of the braided layer is slightly expanded, the end part without the braided layer in the wiring harness is inserted into the positioning hole of the second push rod, then the first push rod moves relative to the second push rod, and the turned-up braided layer is gradually pushed from the front end to the rear end of the wiring harness until the braided layer is turned backwards to a preset position. The mode has the advantages of high speed and high efficiency, and the woven layer is uniformly distributed after being turned outwards.

Further, first power unit includes motor, two-way lead screw, first movable block and second movable block, motor drive two-way lead screw rotates, first movable block with the second movable block threaded connection respectively two sections that two-way lead screw revolves to the difference, the chuck includes first clamping part and second clamping part, first clamping part is connected on the first movable block, the second clamping part is connected on the second movable block.

Furthermore, the push rod mechanism further comprises a sliding block, a sliding rail matched with the sliding block is arranged on the rack, the first push rod and the third power mechanism are installed on the sliding block, and the second power mechanism is installed on the rack and pushes the sliding block to move.

Further, the air blowing device is further included and communicated with the through hole and/or the positioning hole.

The wire harness bending prevention mechanism comprises a clamping mechanism and a push rod mechanism, the clamping mechanism is arranged on the two opposite sides of the wire harness bending prevention mechanism, the push rod mechanism is arranged on the two opposite sides of the clamping mechanism, the wire harness bending prevention mechanism comprises a first clamping block and a second clamping block, and a limiting channel capable of containing a wire harness is arranged between the first clamping block and the second clamping block.

Furthermore, a positioning bulge is arranged on the first clamping block, and a positioning groove matched with the positioning bulge is correspondingly arranged on the second clamping block.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic structural view of an embodiment of a harness braid-turning mechanism of the present invention;

fig. 2 is a schematic structural view of another embodiment of the harness braid turning mechanism of the present invention;

FIG. 3 is a schematic connection diagram of the anti-bending mechanism of the present invention;

fig. 4 is a schematic structural view of the push rod mechanism of the present invention;

fig. 5 is an exploded view of the first push rod and the second push rod of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 5, the wire harness braid-turning mechanism includes: a frame 10; the clamping mechanism comprises a first power mechanism and a chuck 22 for clamping the wiring harness 50, the first power mechanism is mounted on the rack 10, and the first power mechanism drives the chuck 22 to realize clamping or loosening; the push rod mechanism comprises a first push rod 31, a second push rod 32, a second power mechanism 33 and a third power mechanism 34, wherein the first push rod 31 is provided with a through hole 311 arranged along an axis, the second push rod 32 is movably arranged in the through hole 311, the second push rod 32 is arranged on one side of the chuck 22, the second push rod 32 is provided with a positioning hole 321 capable of containing the end part of the wiring harness 50, the second power mechanism 33 pushes the first push rod 31 to move along the axis direction, and the third power mechanism 34 pushes the second push rod 32 to move telescopically in the through hole 311. The power source of the second power mechanism 33 and the third power mechanism 34 may be an air cylinder, or may be a linear motor 211 or the like.

Has the advantages that: by utilizing the force arm bending principle, the clamping head 22 is driven by the first power mechanism to clamp the middle part of the braided layer, so that the head part of the braided layer is slightly expanded, the third power mechanism 34 pushes the second push rod 32 to extend out towards the wiring harness 50 in the through hole 311, the end part without the braided layer in the wiring harness 50 is inserted into the positioning hole 321 of the second push rod 32, then the first push rod 31 moves relative to the second push rod 32, namely the second power mechanism 33 pushes the first push rod 31 to move towards the clamping head 22, or the third power mechanism 34 drives the second push rod 32 to move towards the direction far away from the clamping head 22, the expanded part of the head part of the braided layer is pushed backwards by the end surface of the first push rod 31, and therefore the first push rod 31 pushes the expanded braided layer from the front end to the rear end of the wiring harness. The mode has the advantages of high speed and high efficiency, and the woven layer is uniformly distributed after being turned outwards.

In some embodiments, the first power mechanism includes a motor 211, a bidirectional screw 212, a first movable block 213 and a second movable block 214, the motor 211 drives the bidirectional screw 212 to rotate, the first movable block 213 and the second movable block 214 are respectively screwed on two different sections of the bidirectional screw 212, the chuck 22 includes a first clamping portion and a second clamping portion, the first clamping portion is connected to the first movable block 213, and the second clamping portion is connected to the second movable block 214. The motor 211 drives the bidirectional screw rod 212 to rotate, so that the opening and clamping actions of the chuck 22 are realized, the actions are sensitive, and the transmission efficiency is high.

Referring to fig. 2 and 3, in some embodiments, the bending prevention mechanism is further included, the bending prevention mechanism and the push rod mechanism are respectively disposed on two opposite sides of the clamping mechanism, the bending prevention mechanism includes a first clamping block 41 and a second clamping block 42, and a limiting channel capable of accommodating the wire harness 50 is disposed between the first clamping block 41 and the second clamping block 42. When some softer pencil 50 is processed, when chuck 22 presss from both sides tightly, make the one end perk of pencil 50 easily, be unfavorable for subsequent arrangement processing. The anti-bending mechanism in this embodiment can accommodate the wire harness 50 in the limiting channel, and prevent the wire harness 50 from tilting, so as to keep a straight state.

In some embodiments, the first clamping block 41 is provided with a positioning protrusion 43, and the second clamping block 42 is correspondingly provided with a positioning slot 44 matched with the positioning protrusion 43. The positioning is more accurate through the cooperation of the positioning protrusion 43 and the positioning groove 44.

Referring to fig. 4, in some embodiments, the push rod mechanism further includes a sliding block 35, the frame 10 is provided with a sliding rail matched with the sliding block 35, the first push rod 31 and the third power mechanism 34 are mounted on the sliding block 35, and the second power mechanism 33 is mounted on the frame 10 and pushes the sliding block 35 to move. The second power mechanism 33 pushes the first push rod 31 to move in a matching manner of the slide rail and the slide block 35, so that the whole movement is more stable and the position is more accurate.

In some embodiments, an air blowing device (not shown) is further included, and the air blowing device is communicated with the through hole 311 and/or the positioning hole 321. In the process of pushing the woven layer to be turned backwards, the air blowing device blows air through the through hole 311 and/or the positioning hole 321, so that the head of the woven layer is more easily expanded, and the woven layer is conveniently turned backwards by the push rod mechanism.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. Weaving layer mechanism is turned over to pencil, its characterized in that includes:

a frame;

the clamping mechanism comprises a first power mechanism and a chuck for clamping a wire harness, the first power mechanism is mounted on the rack, and the first power mechanism drives the chuck to realize clamping or loosening;

the push rod mechanism comprises a first push rod, a second power mechanism and a third power mechanism, the first push rod is provided with a through hole arranged along an axis, the second push rod is movably arranged in the through hole, the second push rod is arranged on one side of the chuck, the second push rod is provided with a positioning hole capable of containing the end part of a wiring harness, the second power mechanism pushes the first push rod to move along the axis direction, and the third power mechanism pushes the second push rod to move telescopically in the through hole.

2. The wire harness braid turning mechanism according to claim 1, wherein the first power mechanism includes a motor, a bidirectional screw rod, a first movable block and a second movable block, the motor drives the bidirectional screw rod to rotate, the first movable block and the second movable block are respectively in threaded connection with two different sections of the bidirectional screw rod in a rotating direction, the chuck includes a first clamping portion and a second clamping portion, the first clamping portion is connected to the first movable block, and the second clamping portion is connected to the second movable block.

3. The wire harness braid turning mechanism according to claim 1 or 2, wherein the push rod mechanism further comprises a sliding block, a sliding rail matched with the sliding block is arranged on the rack, the first push rod and the third power mechanism are mounted on the sliding block, and the second power mechanism is mounted on the rack and pushes the sliding block to move.

4. The wire harness braid-overturning mechanism according to claim 1 or 2, further comprising an air blowing device communicating with the through hole and/or the positioning hole.

5. The harness braid turning mechanism according to claim 1 or 2, further comprising a bending prevention mechanism, wherein the bending prevention mechanism and the push rod mechanism are respectively disposed on two opposite sides of the clamping mechanism, the bending prevention mechanism comprises a first clamping block and a second clamping block, and a limiting channel capable of accommodating the harness is disposed between the first clamping block and the second clamping block.

6. The harness braid turning mechanism according to claim 5, wherein the first clamping block is provided with a positioning protrusion, and the second clamping block is correspondingly provided with a positioning groove matched with the positioning protrusion.