CN113964621B

CN113964621B - Refrigerator sensor wire harness production method

Info

Publication number: CN113964621B
Application number: CN202111256240.4A
Authority: CN
Inventors: 吴金满; 储琦; 刘子豪
Original assignee: Anhui Yijiahong Electric Appliance Co ltd
Current assignee: Anhui Yijiahong Electric Appliance Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2024-04-19
Anticipated expiration: 2041-10-27
Also published as: CN113964621A

Abstract

The invention relates to a production method of a refrigerator sensor wire harness, which comprises the steps of firstly guiding a cut wire harness along the length direction of the wire harness, then clamping the front end of the wire harness with the stripped end, adjusting each sub wire harness at the front end of the wire harness to be sequentially positioned at A, B stations, assembling terminals on each sub wire harness at the front end of the wire harness when the wire harness is positioned at A stations, positioning an inserting piece and/or a wire clip when the wire harness is positioned at B stations, and assembling and connecting the front end of the wire harness with the positioned inserting piece and/or the wire clip, thereby completing the assembly operation of the wire harness. Through adopting above-mentioned scheme, can realize the automation of pencil assembly to improve pencil production efficiency, can also reduce the work load of manual participation, thereby reduce intensity of labour and human cost.

Description

Refrigerator sensor wire harness production method

Technical Field

The invention relates to the field of wire harness production equipment, in particular to a method for producing a refrigerator sensor wire harness.

Background

As shown in fig. 1, in the transmission production process, the cables are firstly cut into wire harness bodies with equal length, then the end parts of the wire harness bodies are peeled and terminal-punched, the end parts of the wire harness bodies are inserted into the assembly holes of the connectors after terminal punching is completed, a plurality of sub-wire harnesses are arranged in the wire harness bodies, the number of the assembly holes of the connectors is the same as that of the sub-wire harnesses, the interface definitions of the connectors mounted on the sub-wire harnesses are assembled into the assembly holes in a one-to-one correspondence manner, and after the assembly of the wire harness bodies and the connectors is completed, the wire cards are assembled at the joints of the connectors and the wire harness bodies.

The traditional production mode mainly adopts manual/manual assistance, and manual assembly operation is inconvenient, low in efficiency and high in labor intensity, so that the method for realizing automatic assembly of similar connectors and wire harnesses is necessary.

Disclosure of Invention

The invention aims to provide a production method of a refrigerator sensor wire harness, which can improve the efficiency and the automation degree of wire harness assembly.

The technical scheme adopted by the invention is as follows.

The production method of a refrigerator sensor wire harness, the wire harness includes four sub-wire harnesses wrapped in the outer sleeve, the four sub-wire harnesses are distributed in a 2×2 rectangular array shape in the outer sleeve, four wire insertion holes used for assembling each sub-wire harness are formed in a tail seat of a plug connector, the four wire insertion holes are distributed in a 2×2 rectangular array shape in the plug connector, and row spacing and column spacing of the sub-wire harnesses are respectively smaller than row spacing and column spacing of the wire insertion holes, the production method comprises the following steps:

the method comprises the steps that a segmented wire harness is guided along the length direction of the wire harness, the guiding direction of the wire harness is arranged along the horizontal direction, and in the guiding process of the wire harness, two sub-wire harnesses are located on the upper side, and the other two sub-wire harnesses are located on the lower side;

Clamping the front end of the wire harness with the stripped end, adjusting each sub wire harness at the front end of the wire harness to be sequentially positioned at A, B stations, executing an operation step A when the front end of the wire harness is positioned at the station A, and executing an operation step B when the front end of the wire harness is positioned at the station B;

The operation step of executing A is as follows: and (3) assembling terminals for all sub-harnesses at the front end of the harness, wherein the operation steps of executing B are as follows: positioning the plug connector and/or the line card, and assembling and connecting the front end of the wire harness with the positioned plug connector and/or line card;

Before A, B operation steps are respectively executed, the arrangement relation of the sub-harnesses with the exposed front ends of the harnesses is arranged according to the arrangement relation required during assembly.

Preferably, the method of clamping the front end of the wire harness with the stripped end portion includes: clamping the front end of the wire harness by adopting a clamping opening arranged at the downstream of the wire harness guide path, wherein the opening and closing states of the clamping opening are adjustable;

Before the front end of the wire harness is inserted into the clamping opening, the clamping opening is adjusted to be in an open state so as to allow the wire harness to be inserted into and pass through;

When the front end of the wire harness passes through the clamping opening and all sub wire harnesses at the front end of the wire harness are exposed to the outside and are in an assembly-capable state, the clamping opening is adjusted to be closed so as to clamp the wire harness.

Preferably, the grip has a degree of freedom of rotation;

the method for adjusting the front end of each sub-wire harness to be sequentially positioned at A, B stations comprises the following steps: through rotating the clamp, the front end of the adjustment wire harness is sequentially positioned at A, B stations.

Preferably, the arrangement relation required during assembly comprises an A arrangement relation and a B arrangement relation, wherein the A arrangement relation is that the end parts of all the sub-wire harnesses are distributed in a 2X 2 rectangular array shape, the row spacing and the column spacing of the sub-wire harnesses are respectively consistent with the row spacing and the column spacing of the wire plugging holes, and the B arrangement relation is that the end parts of all the sub-wire harnesses are distributed in a 1X 4 rectangular array shape;

the method for arranging the arrangement relation of each sub-wire harness with the exposed front end of the wire harness according to the arrangement relation required during assembly comprises the following steps:

Firstly, each sub-harness at the front end of the harness is adjusted to be in an A arrangement relation;

Then, switching the arrangement relation of each sub-wire harness from the arrangement relation A to the arrangement relation B so as to meet the requirement of conveniently assembling terminals at the tail ends of each sub-wire harness;

Switching the arrangement relation of each sub-wire harness from the arrangement relation B to the arrangement relation A, and implementing exchange on the positions of the two sub-wire harnesses positioned at the lower side so as to meet the requirement of assembling each wire harness with each wire plugging hole on the plug connector in the posture A; the plug connector in the A posture is characterized in that the clamping jaw of the plug connector faces upwards, and each plug wire hole in the plug connector is located at one side of the downstream of the conveying direction.

Preferably, the method for adjusting each sub-harness at the front end of the harness into the arrangement relation A comprises the following steps: the distance between the tail ends of two adjacent sub-wire harnesses is adjusted to be increased, so that the row spacing and the column spacing of the tail ends of the sub-wire harnesses are respectively consistent with the row spacing and the column spacing of the wire plugging holes, and the length direction of the tail end wire sections of each sub-wire harness is adjusted to be consistent with the length direction of the wire harness.

The invention has the technical effects that: the invention provides a production method of a refrigerator sensor wire harness, which comprises the steps of firstly guiding a cut wire harness along the length direction of the wire harness, then clamping the front end of the wire harness with the stripped end part, adjusting each sub wire harness at the front end of the wire harness to be sequentially positioned at A, B stations, assembling terminals on each sub wire harness at the front end of the wire harness when the wire harness is positioned at A stations, positioning an inserting piece and/or a wire clip when the wire harness is positioned at B stations, and assembling and connecting the front end of the wire harness with the positioned inserting piece and/or wire clip, thereby completing the assembly operation of the wire harness. Through adopting above-mentioned scheme, can realize the automation of pencil assembly to improve pencil production efficiency, can also reduce the work load of manual participation, thereby reduce intensity of labour and human cost.

In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages. The invention will be described in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

Fig. 1 is an assembly schematic diagram of an electronic connector, a wire clip and a wire harness;

FIG. 2 is a schematic view of a plug structure;

Fig. 3 is a schematic structural diagram of a line card;

Fig. 4 is a top view of an electronic connector and harness assembly line according to an embodiment of the present application;

fig. 5 is an isometric view of a branching device provided by an embodiment of the present application, where the branching device is used to achieve the purpose of branching each sub-harness, so that each sub-harness is arranged according to an arrangement relationship a;

Fig. 6 is a front view of a branching device provided in an embodiment of the present application, where the branching device is used to achieve the purpose of branching each sub-harness, so that each sub-harness is arranged according to an a arrangement relationship;

Fig. 7 is a front view of a branching device according to another embodiment of the present application, where the branching device is configured to convert each sub-harness of an a-arrangement relationship into a B-arrangement relationship for arrangement;

FIG. 8 is a front view of a wire dividing apparatus according to yet another embodiment of the present application, in which the wire dividing apparatus is used to effect the removal of sub-harnesses;

FIG. 9 is a side view of the alignment positioning device according to the embodiment of the present application, wherein the alignment positioning device is in an alignment state;

Fig. 10 is a front view of fig. 9;

FIG. 11 is a rear view of FIG. 10;

FIG. 12 is a front view of a positioning device according to another embodiment of the present application, wherein the positioning device is in a position-adjusting state;

FIG. 13 is a rear view of FIG. 12;

Fig. 14 is an application schematic diagram of the alignment positioning device provided in the embodiment of the present application in loading a line card, where the alignment positioning device is in a position adjustment state.

The corresponding relation of the reference numerals is as follows:

100-wire harness body, 110-sub wire harness, 120-plug connector, 121-external plug connection, 122-tail seat, 122 a-plug wire hole, 122B-claw, 122 c-convex, 130-line card, 131-plug part, 131 a-plug sub part, 131B-wire slot, 132-clamping part, 132 a-clamping hole, 133-connecting part, 200-guide unit, 310-distributing device, 311-A distributing part, 311a-A1 distributing part, 311B-A2 distributing part, 312-B distributing part, 312a-B1 distributing part, 312B-B2 distributing part, 313-constraint frame, 313a-A sub-constraint frame, 313B-B sub-constraint frame, 314-distributing hole, 320-guide positioning device, 321-upper guide block, 322-lower guide block, 323-guide hole, 323 a-hole wall part, 324-A pull rope, 325B, 326-cam, 327-containing part, 328-A vacancy part, 400-B fitting unit, 500-terminal unit, 600-1200-fitting unit, 1000-fitting unit, and 1000-fitting unit.

Detailed Description

The present application will be specifically described with reference to examples below in order to make the objects and advantages of the present application more apparent. It should be understood that the following text is only used to describe one or more specific embodiments of the present application and does not strictly limit the scope of protection of the specific claims of the present application, and the embodiments of the present application and the features of the embodiments may be combined with each other without conflict.

As shown in fig. 1, the wire harness with four wire cores includes a wire harness body 100, a plug connector 120, and a wire clip 130, wherein one end of the wire harness body 100 is assembled with the plug connector 120, the wire clip 130 is assembled at the joint of the plug connector 120 and the wire harness body 100, and the wire clip 130 is used for separating and limiting each sub-wire harness 110.

From the cross section of the wire harness body 100, the wire harness body 100 comprises an outer sleeve, a metal shielding layer, an inner protective layer and/or an insulating layer and a wire core which are sequentially arranged from outside to inside, wherein the outer sleeve, the inner protective layer and/or the insulating layer are made of insulating materials, the metal shielding layer is formed by weaving metal wires, the wire core is composed of four sub-wire harnesses 110, the four sub-wire harnesses 110 are distributed in a2 x 2 rectangular array shape, each sub-wire harness 110 is respectively provided with an inner core and an inner sleeve, the inner cores are arranged in the inner sleeves, and the inner cores are made of conductive materials.

As shown in fig. 2, the connector 120 includes an external plug portion 121 and a tail seat 122 sequentially arranged along a length direction thereof, the tail seat 122 is used for connecting the sub-wire harness 110 at one end of the wire harness body 100, the external plug portion 121 is arranged at one side of the tail seat 122 away from the wire harness body 100 along the length direction of the wire harness body 100, a claw 122b is arranged at an upper side of the tail seat 122 as an example of the connector 120 placed in the a-posture, one end of the claw 122b is connected with an upper portion of the tail seat 122, the other end of the claw 122b is in a overhanging shape and extends to an upper side of the external plug portion 121 towards one side of the external plug portion 121 along the length direction of the connector 120, clamping protrusions 122c are respectively arranged at left and right sides of the tail seat 122 of the connector 120, the clamping protrusions 122c are divided into two groups, and the two groups of the clamping protrusions 122c are correspondingly arranged up and down. The cross-sectional profile of the tailstock 122 is rectangular, the width of the rectangle is smaller than the height of the rectangle, and a convex edge is formed by extending downwards at the junction between the lower surface of the tailstock 122 and the end surface of the tailstock 122 facing away from the pair of outer plug-in connection parts 121. The face of the tail seat 122 facing away from the outer plug-in connection portion 121 is provided with four plug wire holes 122a, and the four plug wire holes 122a are distributed in a 2×2 rectangular array shape in the tail seat 122, namely are arranged in an upper row and a lower row, and the plug wire holes 122a of the upper row and the lower row are respectively and correspondingly arranged along the vertical direction. The four wire insertion holes 122a are used for being respectively connected with the four sub-harnesses 110 through the wire connection terminals in a plug-in manner. After the plug-in connection between each wire insertion hole 122a and each sub-wire harness 110 is completed, the two sub-wire harnesses 110 assembled with the upper row of wire insertion holes 122a are arranged in a straight plug-in manner, and the positions of the two sub-wire harnesses 110 assembled with the lower row of wire insertion holes 122a are arranged in a staggered manner. The surface of the external plug-in connection 121 facing away from the tail seat 122 is provided with four external plug-in holes.

As shown in fig. 3, the line card 130 is composed of an insertion part 131, a clamping part 132 and a connecting part 133, the insertion part 131 is provided with two insertion sub-parts 131a which are arranged at intervals, the two insertion sub-parts 131a are respectively and correspondingly inserted into two assembly holes on the upper layer/the lower layer, the insertion part 131 is provided with a line slot 131b with a semicircular section, the radius of the semicircular line slot 131b is larger than the outer diameter of the sub-line bundle 110, the slot length direction of the line slot 131b is consistent with the hole depth direction, and the line slot 131b is used for accommodating a local line body of the sub-line bundle 110; the two clamping parts 132 are arranged at two outer sides of the two inserting sub-parts 131a along the interval direction of the two inserting sub-parts 131a, the clamping parts 132 are in a thin plate shape, clamping holes 132a are formed in the clamping parts 132 and are used for being matched with clamping protrusions 122c arranged on the outer surface of the tail seat 122 of the plug-in connector 120 in a clamping mode, the length direction of the clamping parts 132 is consistent with the groove length direction of the wire grooves 131b in the inserting parts 131, the same ends of the clamping parts 132 and the inserting parts 131 are connected with the connecting parts 133, and the other ends of the clamping parts are arranged in a overhanging mode. The two line cards 130 are arranged, and the postures of the two line cards 130 are consistent when the line cards 130 are assembled with the plug connector 120 in the posture A, namely, the notches of the line grooves 131b on the two line cards 130 are consistent in orientation along the vertical direction. The upper line clip 130 is respectively connected with a row of plug wire holes 122a on the tail seat 122 of the plug connector 120 and a group of bulges on the upper line clip, and the notch of the line slot 131b is upwards arranged; the lower line card 130 is assembled and connected with a row of wire inserting holes 122a below the tail seat 122 of the plug connector 120 and a group of protrusions below the tail seat 122, and the notch of the wire slot 131b is arranged upwards.

Referring to fig. 1 to 3, the conventional production process of the wire harness includes at least: firstly, cutting the cable into a wire harness body 100 with the length meeting the production requirement; then, a section of outer sleeve and insulating layer at the two ends of the wire harness body 100 are removed, so that the two ends of each sub wire harness 110 are exposed, and the specific exposed length is determined according to the length and the range of the stripped outer sleeve and insulating layer; then, the inner sleeves at the tail end parts of the sub-wire bundles 110 with the exposed ends are respectively removed, so that the inner cores are exposed for a certain length, and the exposed parts extend to the tail ends of the inner cores; next, terminals are respectively made to the terminal wire harnesses 110 at one end of the wire harness body 100; after the terminal is punched, the end parts of the sub-wire harnesses 110 are respectively inserted into the wire inserting holes 122a on the plug connector 120, wherein two sub-wire harnesses 110 are directly inserted into the wire inserting holes 122a on the upper row, and the other two sub-wire harnesses 110 are firstly exchanged in position and then inserted into the wire inserting holes 122a on the lower row; after each sub-harness 110 is spliced, two line cards 130 are assembled on the tail seat 122 of the plug 120; in addition, each sub-harness 110 at the other end of the harness body 100 needs to be tin-plated. In the actual production process, thermoplastic pipes are sometimes required to be respectively sleeved on each sub-wire harness 110 before the terminal is connected; it is sometimes necessary to connect one of the bottom wires with the shielding layer and then sleeve the thermoplastic pipe, and it is sometimes necessary to coat each sub-wire harness 110 exposed outside the plug connector 120 with one thermoplastic pipe after the wire harness body 100, the plug connector 120 and the wire clip 130 are assembled, and after heating treatment, a protective sleeve for protecting each sub-wire harness 110 is formed to prevent the wire harness from being damaged in the use process.

In the process of processing the wire harness, the procedures of unreeling, cutting, peeling, terminal punching, plugging-in component 120, wire-mounting card 130 and the like are generally needed, but the traditional production process is completed by manual operation, the efficiency is low, the manual operation is complex, the labor intensity is high, and the product quality is uneven.

To solve the above-described problems, an embodiment of the present application provides an electronic connector 120 and a wire harness assembly line.

Referring to fig. 4 to 14, an electronic connector 120 and a wire harness assembly line, the wire harness includes four sub-wire harnesses 110 wrapped in an outer sleeve, the four sub-wire harnesses 110 are distributed in a2×2 rectangular array shape in the outer sleeve, a tail seat 122 of the connector 120 is provided with four wire insertion holes 122a for assembling each sub-wire harness 110, the four wire insertion holes 122a are distributed in a2×2 rectangular array shape on the connector 120, and row spacing and column spacing of the arrangement of the sub-wire harnesses 110 are respectively smaller than row spacing and column spacing of the arrangement of the wire insertion holes 122a, the electronic connector comprises: the wire guide unit 200, the wire arranging unit, the clamping unit 400, the terminal fitting unit 500, and the joint fitting unit 600.

The guiding unit 200 is configured to guide the wire harness along the length direction thereof, wherein the guiding direction of the wire harness is arranged along the horizontal direction, and two sub-wire harnesses 110 are located at the upper side and two other sub-wire harnesses 110 are located at the lower side during the guiding process of the wire harness; the wire harness is a section of the cable with the composite preset length obtained after the cable is cut, and both end parts of the wire harness are peeled, so that each sub-wire harness 110 at the front end of the wire harness is exposed outside, but the arrangement relation is consistent with the arrangement relation before peeling.

The wire arranging unit is used for arranging the arrangement relation of each sub-wire harness 110 with the exposed front end of the wire harness according to the arrangement relation required during assembly; the arrangement relationships required during assembly, including the arrangement relationships during assembly of the terminals and/or the arrangement relationships during assembly of the connectors, can facilitate reliable implementation of the corresponding automated assembly operations only after each sub-harness 110 is arranged according to the required arrangement relationships.

The clamping unit 400 is used for clamping the front end of the wire harness with the stripped end, the clamping unit 400 is movably installed, and the front end of the wire harness is sequentially positioned at a A, B station in the moving process of the clamping unit 400; the clamping unit 400 is adopted to clamp the front end of the wire harness, and the clamping unit 400 is movably installed so as to move the front end of the wire harness to different stations, and the assembly of the terminal and the assembly of the joint are usually carried out at different stations, so that the front end of the wire harness is beneficial to carrying out different assembly procedures at different stations. The connector includes a plug 120 and may further include a wire clip 130.

Wherein, the terminal assembling unit 500 is disposed at the a station for assembling terminals to each sub-harness 110 at the front end of the harness at the a station; terminal fitting unit 500 the terminal fitting unit 500 may also have the function of performing a stripping inner sleeve for the sub-harness 110 before fitting the terminal, the stripping inner sleeve being a part of the stripping inner sleeve, so as to reliably connect the inner core of the sub-harness 110 with the terminal, which is advantageous in electrical conduction. Before the terminal assembly is performed, the whole line unit sorts the arrangement relation of the sub-harnesses 110 into a state suitable for the terminal assembly.

The connector assembly unit 600 is disposed at the B-station, and is configured to position the plug connector 120 and/or the line card 130, and to assemble and connect the front end of the wire harness at the B-station with the positioned plug connector 120 and/or line card 130. Before the assembly of the connectors 120 and/or the line cards 130 is performed, the whole line unit arranges the sub-harness 110 in a state where it is assembled with the connectors 120.

According to the electronic plug connector 120 and the wire harness assembly production line provided by the embodiment, the cut and peeled wire harness is guided along the length direction thereof through the guide unit 200, then the arrangement relation of the sub-wire harnesses 110 with the exposed front ends of the wire harnesses is arranged by utilizing the wire arranging mechanism, so that the arrangement relation of the sub-wire harnesses 110 is matched with the arrangement relation required by terminal assembly and plug connector 120 assembly, the front ends of the wire harnesses are clamped and moved through the clamping unit 400, the front ends of the wire harnesses are sequentially positioned at A, B stations, terminal assembly is carried out on each sub-wire harness 110 with the adjusted arrangement relation when the front ends of the wire harnesses are positioned at A stations, and each sub-wire harness 110 with the adjusted arrangement relation is assembled with each wire plugging hole 122a on the plug connector 120 when the front ends of the wire harnesses are positioned at B stations. By adopting the scheme, the automatic assembly operation of the wire harness and the electronic plug connector 120 can be conveniently and reliably realized, and the production efficiency can be improved, and meanwhile, the production quality and the product consistency can be ensured; moreover, the labor intensity and the labor cost can be greatly reduced.

Specifically, the wire-arranging unit includes a wire-dividing device 310 and a guiding and positioning device 320, see fig. 5 to 14.

Referring to fig. 5 to 8, the branching device 310 is disposed downstream of the conveying path of the wire harness along the conveying direction of the wire harness, and is configured to switch the end arrangement relationship of each sub-wire harness 110 between an a arrangement relationship and a B arrangement relationship, where the a arrangement relationship is that the ends of each sub-wire harness 110 are distributed in a2×2 rectangular array, and the row spacing and the column spacing of the sub-wire harness 110 are respectively consistent with the row spacing and the column spacing of the wire plug hole 122a, and the B arrangement relationship is that the ends of each sub-wire harness 110 are distributed in a 1×4 rectangular array. A. Of the two arrangements, the arrangement a is suitable for performing the assembly operation with the plug 120 for each sub-harness 110, but the positions of two adjacent sub-harnesses 110 need to be adjusted; the arrangement relation of B can realize the operation mode of the existing terminal making equipment, namely, each sub-wire harness 110 is arranged in a row, so that the requirement of sequentially assembling terminals of each sub-wire harness 110 can be met as long as each sub-wire harness 110 moves along the arrangement direction.

Referring to fig. 9 to 14, a guiding and positioning device 320 is disposed downstream of the branching device 310 along the guiding direction of the wire harness, and is used for guiding the end directions of the sub-wire harnesses 110 in the arrangement a, and for exchanging the end positions of the two sub-wire harnesses 110 located at the lower side. Because one end of each sub-harness 110 far away from the harness body 100 is an outer sleeve whose overhanging end does not restrict the degree of freedom in the radial direction, and the junction of the sub-harness 110 and the outer sleeve is in the restricted range of the outer sleeve, in the branching process, the distance between the sub-harnesses 110 is gradually increased along the direction away from the harness body 100, and the radially arranged posture is presented. When each sub-harness 110 is assembled with each wire insertion hole 122a on the plug 120, each sub-harness 110 needs to be inserted and assembled along the hole depth direction of the wire insertion hole 122a, and in order to ensure accurate alignment and reduce the manual auxiliary workload, the trend of the tail end of the sub-harness 110 needs to be guided, so that the trend of the tail end of each sub-harness 110 is consistent with the length direction of the wire harness; furthermore, according to the interface definition of the connector 120, the positions of two sub-harnesses 110 in each sub-harness 110 must be exchanged before the sub-harnesses 110 are inserted into the connector 120, and thus, the positions of the two sub-harnesses 110 must be adjusted.

Referring to fig. 5 to 8, in order to implement branching of each sub-harness 110, the branching device 310 includes: an a-branching portion 311 for dividing each sub-harness 110 into upper and lower layers, a B-branching portion 312 for dividing each sub-harness 110 into left and right rows, and a restriction frame 313 for restricting the width of the radial abduction of each sub-harness 110 along the harness.

The a-branch portion 311 is a plate-like structure arranged horizontally, the B-branch portion 312 is a plate-like structure arranged vertically, the a-branch portion 311 and the B-branch portion 312 are arranged in the frame of the constraint frame 313 in a cross shape, the intersection of the a-branch portion 311 and the B-branch portion 312 corresponds to the center of the wire harness to be guided, the a-branch portion 311 and the B-branch portion 312 divide the frame inner area of the constraint frame 313 into four branch holes 314, the branch holes 314 are respectively used for each sub-wire harness 110 to pass through, the plate thickness direction of the A, B branch portion 312 is arranged perpendicular to the wire harness guiding direction, the thickness of the A, B branch portion 312 is gradually increased along the wire harness guiding direction, and the upstream end of the A, B branch portion 312 along the wire harness guiding direction is blade-like.

In particular, referring to fig. 5-8, the present embodiment implements a branching device 310 using the following implementation.

The branching device 310 is used for separating four sub-wire harnesses 110 with exposed wire harness ends, the four sub-wire harnesses 110 are distributed in a 2×2 rectangular array in the wire harnesses, the row spacing and the column spacing of the sub-wire harnesses 110 in the wire harnesses are respectively smaller than the row spacing and the column spacing of the wire plug holes 122a, that is, before branching treatment is carried out on each sub-wire harness 110, the four sub-wire harnesses 110 are mutually close to each other, if the four sub-wire harnesses 110 are correspondingly inserted into each wire plug hole 122a, branching treatment is carried out on each sub-wire harness 110, and the arrangement relation of the tail end parts of each sub-wire harness 110 is kept consistent with the arrangement relation of each wire plug hole 122a on the plug connector 120, the branching device 310 comprises a branching part and a branching hole 314, the branching part is used for adjusting the arrangement relation of each sub-wire harness 110 with exposed wire harness ends to be distributed in a 2×2 rectangular array, and the row spacing and the column spacing of the sub-wire harnesses 110 are respectively consistent with the row spacing and the column spacing of the wire plug holes 122 a; the number of the branching holes 314 is four, the depth direction of the branching holes 314 is consistent with the length direction of the wire harness to be branched, the four branching holes 314 are distributed in a 2 x 2 rectangular array shape, each branching hole 314 is respectively and correspondingly arranged along the branching treated sub-wire harnesses 110 and allows each sub-wire harness 110 to respectively pass through, and the row spacing and the column spacing of each branching hole 314 are consistent with the row spacing and the column spacing of each wire plugging hole 122 a; the walls of the four wire-dividing holes 314 are provided with a split structure having a disassembled state and a closed state, each wire-dividing hole 314 allowing the wire harness in the wire-dividing hole 314 to move out of the wire-dividing hole 314 when in the disassembled state, each wire-dividing hole 314 restraining the wire harness in the wire-dividing hole 314 when in the closed state.

According to the branching device 310 provided by the embodiment, each sub-wire harness 110 at the end of the wire harness is arranged according to the arrangement relation A through the branching portion, each sub-wire harness 110 is penetrated through the branching hole 314, and the arrangement positions of each sub-wire harness 110 are limited by the fact that the arrangement row spacing and the arrangement column spacing of each branching hole 314 are consistent with the arrangement row spacing and the arrangement column spacing of each wire plugging hole 122a respectively, and the state of the branching hole 314 can be changed by setting the branching hole 314 into a split structure so as to respectively adapt to the requirements of positioning the wire harness and the unloading of the wire harness. Through adopting above-mentioned scheme, can conveniently carry out automatic adjustment to the arrangement of pencil, make things convenient for the uninstallation of pencil after the pencil assembly is accomplished moreover, consequently be favorable to improving degree of automation and assembly efficiency that the pencil assembled, can also reduce intensity of labour and labour cost.

In particular, referring to fig. 5 and 6, the branching portion includes an a branching portion 311, a B branching portion 312, and a constraint frame 313. The a branching portion 311 is configured to divide each sub-harness 110 into an upper row and a lower row, so that a pitch of the upper row and the lower row of sub-harnesses 110 is adapted to a row pitch of the wire insertion holes 122 a; the B-branching portion 312 is configured to divide each sub-harness 110 into two left and right rows, so that the pitch of the two left and right rows of sub-harnesses 110 is adapted to the row pitch of the wire insertion holes 122 a. The constraint frame 313 is used for limiting the radial abduction amplitude of the tail end of each sub-harness 110 along the harness and adjusting the trend of the tail end of the sub-harness 110 to be consistent with the length direction of the harness body 100, the A branching portion 311 and the B branching portion 312 are arranged in the frame of the constraint frame 313 in a cross shape, the intersection of the A branching portion 311 and the B branching portion 312 is arranged corresponding to the center of the harness to be branched, and the A branching portion 311 and the B branching portion 312 divide the area in the frame of the constraint frame 313 into four branching holes 314.

Referring to fig. 5 and 6, the a branching portion 311 is a plate-like structure arranged horizontally, the B branching portion 312 is a plate-like structure arranged vertically, the thickness direction of the A, B branching portion 312 is arranged vertically to the length direction of the wire harness to be branched, the thickness of the A, B branching portion 312 is gradually increased away from the front end of the wire harness along the length direction of the wire harness, and the end portions of the A, B branching portion 312, which are close to the front end of the wire harness along the length direction of the wire harness, are all in the shape of blades. In the process that the front end of the wire harness moves towards the A, B branching part 312 along the hole depth direction of the branching hole 314, the four sub-wire harnesses 110 are gradually separated by the blade-shaped structure, and the row spacing and the column spacing of the wire harness arrangement are gradually increased until the row spacing and the column spacing of the sub-wire harnesses 110 are consistent with the row spacing and the column spacing of the wire plugging holes 122a on the plug connector 120, and the orientation of the tail ends of the sub-wire harnesses 110 is limited by the limiting effect of the limiting frame 313, so that the trend of the tail ends of the sub-wire harnesses 110 is consistent with the hole depth direction of the branching hole 314.

Because each sub-harness 110 needs to be assembled with the connector 120 before being assembled, in order to facilitate the assembly of the terminal, in this embodiment, preferably, the positions of the branching holes 314 are set to be adjustable structures, and the arrangement relationship of the branching holes 314 in the closed state can be converted between an a arrangement relationship and a B arrangement relationship, where the B arrangement relationship is that the end portions of the sub-harnesses 110 are distributed in a 1×4 rectangular array. Referring to fig. 5 to 7, in this embodiment, by setting the positions of the branching holes 314 to an adjustable structure, it is convenient to adjust the arrangement relationship of the branching holes 314 to an a arrangement relationship when branching treatment is required for each sub-harness 110; when each branching hole 314 needs to be assembled with a terminal, the arrangement relation of each branching hole 314 is adjusted to be B arrangement relation; after the terminals are assembled, the arrangement relation of the branching holes 314 is adjusted to be an a arrangement relation or other arrangement relations.

Referring to fig. 5 to 8, the branching device 310 includes A, B branching components symmetrically arranged about a first dividing plane, where the first dividing plane is a vertical plane and coincides with a center line of a wire harness to be branched, the A, B branching component has two branching holes 314 along a plumb direction when each branching hole 314 is in an a arrangement relationship, one ends of the a branching components along the plumb direction are rotatably mounted, the A, B branching components are respectively connected with an arrangement adjusting component, and the arrangement adjusting component is used for adjusting the other ends of the A, B branching components along the plumb direction to approach/depart from each other, so that the arrangement relationship of each branching hole 314 is switched to an a arrangement relationship/a B arrangement relationship.

In terms of realizing convenient wire harness unloading, the preferred scheme of the embodiment is as follows: referring to fig. 5 to 8, the hole walls of the branching holes 314 on the branching assembly a and the branching assembly B are respectively provided with a split structure which can be separated and closed along the direction a, the A, B branching assembly is respectively connected with a branching state adjusting assembly, the branching state adjusting assembly is used for adjusting each branching hole 314 to be in a separated/closed state along the direction a, the branching assembly A, B branching assembly is respectively provided with a discharging channel for each sub-wire harness 110 to move out of the branching assembly A, B along the direction B when each branching hole 314 is in a separated state, the direction a is arranged along the horizontal direction and is perpendicular to the length direction of the wire harness to be branched, and the direction B is the horizontal direction perpendicular to the direction a.

Referring to fig. 5 to 8, the a-wire branching assembly includes A1-A2-wire branching sub-portion capable of approaching and separating from each other in the a-direction, the separation of the A1-A2-wire branching sub-portion penetrates through two wire branching holes 314 in the a-wire branching assembly in the vertical direction, the B-wire branching assembly includes a B1-B2-wire branching sub-portion capable of approaching and separating from each other in the a-direction, the separation of the B1-B2-wire branching sub-portion penetrates through two wire branching holes 314 in the B-wire branching assembly in the vertical direction, the A1-wire branching sub-portion and the B1-wire branching sub-portion are located between the A2-wire branching sub-portion and the B2-wire branching sub-portion, the A2-wire branching sub-portion is movably mounted on the A1-wire branching sub-portion in the a-direction, and the wire branching state adjusting member is connected with the A2-wire branching sub-portion for adjusting the A1-A2-branching sub-portion approaching/separating from the A2-branching sub-portion, the B1-sub-portion approaching/separating from the B2-branching sub-portion, respectively, so that the separation holes 314 in the a-assembly and the B assembly are in the closed state.

Referring to fig. 5 to 8, the a-wire branching assembly and the B-wire branching assembly are rotatably installed along the lower end of the plumb direction, the a-wire branching portion 311 is composed of A1-A2-wire branching portions 311B symmetrically arranged about the first division plane, the B-wire branching portion 312 is composed of B1-B2-wire branching portions 312B symmetrically arranged about the first division plane, the constraint frame 313 is a rectangular frame, the frame width direction of the rectangular frame is arranged along the a direction, the frame height direction is arranged along the B direction, the frame length direction is kept consistent with the length direction of the wire harness to be branched, and the constraint frame 313 is composed of A, B sub-constraint frames 313B313 symmetrically arranged about the first division plane.

A. the structure of the B sub-constraint frame 313B313 is the same, the a sub-constraint frame 313a313 comprises an L-shaped frame body and a straight-line-shaped frame body, the straight-line-shaped frame body is arranged at the bottom of the a sub-constraint frame 313a313 along the horizontal direction, the straight-line-shaped frame body is rotatably installed and connected with the arrangement adjusting assembly, the L-shaped frame body is movably installed at one side of the straight-line-shaped frame body, which is far away from the B branching portion 312, along the a direction of the constraint frame 313, the other end of the straight-line-shaped frame body is connected with the B1 branching portion 312a, one end of the A1 branching portion 311a is connected with the L-shaped frame body, and the other end of the straight-line-shaped frame body is in overhanging arrangement.

The B sub-constraint frame 313B313 includes an L-shaped frame portion and a "one" shaped frame portion, the "one" shaped frame portion is arranged at the bottom of the B sub-constraint frame 313B313 along the horizontal direction, the "one" shaped frame portion is rotatably mounted and connected with the arrangement adjusting assembly, the L-shaped frame portion is movably mounted at one side of the "one" shaped frame portion, which is far away from the B branching portion 312, along the a direction of the constraint frame 313, the other end of the "one" shaped frame portion is connected with the B2 branching portion 312B, one end of the A2 branching portion 311B is connected with the L-shaped frame portion, and the other end is in overhanging arrangement.

The L-shaped frame portion in the a sub-constraint frame 313a313 and the A1 branching portion 311a form an A2 branching sub-portion, the one-shaped frame portion in the a sub-constraint frame 313a313 and the B1 branching portion 312a form an A1 branching sub-portion, the L-shaped frame portion in the B sub-constraint frame 313B313 and the A2 branching portion 311B form a B2 branching sub-portion, and the one-shaped frame portion in the B sub-constraint frame 313B313 and the B2 branching portion 312B form a B1 branching sub-portion; A. the in-line frame parts in the B sub-constraint frame 313B313 are respectively connected with the arrangement adjusting components.

A. The I-shaped frame body in the B sub-constraint frame 313B313 is respectively and rotatably arranged on the branching seat through A, B rotating shafts, the arrangement adjusting assembly comprises an A adjusting gear and a B adjusting gear, the A adjusting gear and the B adjusting gear are respectively arranged on A, B shafts, an A adjusting rack meshed with the A adjusting gear is arranged on the side of the A adjusting gear, a B adjusting rack meshed with the B adjusting gear is arranged on the side of the B adjusting gear, a A, B adjusting rack is arranged at the upper end of a lifting adjusting piece, and the lifting adjusting piece is assembled on the branching seat in a lifting mode; the lifting adjusting driving part is used for adjusting the lifting adjusting part to lift.

A. The lifting adjusting piece is composed of a lifting adjusting rod assembled in a sliding mode along the vertical direction, a reset spring is arranged between the lifting adjusting rod and the branching seat, the reset spring is used for driving the lifting adjusting rod to descend to a low position, the lifting adjusting driving piece is composed of a wedge-shaped piece, the wedge-shaped piece is provided with a wedge-shaped face with an included angle with the horizontal face, the wedge-shaped face and the lower end of the lifting adjusting rod are driven to ascend to a high position when approaching along the horizontal distance direction of the wedge-shaped face and the lower end of the lifting adjusting rod, the distribution relation of each branching hole 314 is matched with the distribution relation A when the lifting adjusting rod is in the low position, and the distribution relation of each branching hole 314 is matched with the distribution relation B when the lifting adjusting rod is in the high position.

In actual use, the branching device 310 is connected with the clamping unit 400, the clamping unit 400 is rotatably assembled on the rack, and the A, B station is located at the front end of the wire harness along with the side of the rotating path of the clamping unit 400. And the wedge is disposed on a path along which the lift adjustment lever rotates with the clamping unit 400 and is disposed corresponding to the lower end portion of the lift adjustment lever. When the wedge-shaped piece is in abutting fit with the lifting adjusting rod, the lifting adjusting rod is driven to be lifted, and after the wedge-shaped piece and the lifting adjusting rod are separated, the reset spring drives the lifting adjusting rod to reset downwards.

The A2 wire-dividing sub-part is assembled on the A1 wire-dividing sub-part in a sliding way along the direction a through an A guide rod and an A compression spring, and the A compression spring is used for driving the A2 wire-dividing sub-part to move away from the A1 wire-dividing sub-part; the B2 wire-dividing sub-part is assembled on the B1 wire-dividing sub-part in a sliding way along the direction a through a B guide rod and a B compression spring, the B compression spring is used for driving the B2 wire-dividing sub-part to move away from the B1 wire-dividing sub-part, the wire-dividing state adjusting assembly comprises a state adjusting piece, a locking assembly and an unlocking assembly, and the state adjusting piece is used for abutting against the A2 wire-dividing sub-part and the B2 wire-dividing sub-part to synchronously approach along the direction a; the locking component is arranged on the A1 and A2 branch sub-parts and/or the B1 and B2 branch sub-parts, and is used for locking the positions of the A2 and B2 branch sub-parts after the A1 branch sub-part and the A2 branch sub-part and the B1 branch sub-part and the B2 branch sub-part are close in place; the unlocking component is used for unlocking the positions of the A2 and B2 branch sub-parts so that the A2 and B2 branch sub-parts are far away from each other;

the junction seat is assembled on the frame in a lifting manner along the vertical direction, the junction seat is connected with a lifting driving part for adjusting the junction seat to lift, the lifting driving part is mutually away from the A2 junction sub-parts and the B2 junction sub-parts in place, and then the junction seat is adjusted to descend to a low position, so that each sub-wire harness 110 is moved out of the A, B junction assembly, and the wire harness is moved out of the junction device 310.

The state adjusting piece is assembled in a lifting mode, two wedge-shaped abutting positions which are oppositely arranged are arranged on the state adjusting piece, abutting parts which are respectively arranged corresponding to the two wedge-shaped abutting positions are arranged at the upper end of the L-shaped frame body part in the A, B sub-constraint frame 313B313, and the A2 and B2 sub-parts are mutually close through the two wedge-shaped abutting positions abutting the two abutting parts in the descending process of the state adjusting piece; A. the I-shaped frame body part of the B sub-constraint frame 313B313 is respectively provided with A, B assembly holes corresponding to the L-shaped frame body part of the A, B sub-constraint frame 313B313, the orifices of the A, B assembly holes are respectively pointed to the L-shaped frame body part of the A, B sub-constraint frame 313B313, the A, B assembly holes respectively comprise orifice sections and Kong Shenduan, the two ends of the orifice sections are respectively marked as an end a and an end B, the end a is arranged closer to the orifice sections, the depth direction of the A, B assembly holes is consistent with the distance direction between the A2 and B2 sub-line parts, the inner diameter of the Kong Shenduan is gradually increased from the end a to the end B, the locking components respectively comprise bolts respectively arranged on A, B clamping sets, be provided with A ball, A fender ring and A spring in Kong Shenduan, A fender ring is located between A ball and the A spring, A spring pushes against A fender ring and A ball and moves to being close to drill way section one side, the bolt is arranged in A, B pilot hole, be provided with the notch on the barrel that is located A, B pilot hole on the bolt, the notch corresponds A ball and arranges, A ball sets up along A, B pilot hole's circumference interval, the diameter of note A ball is d1, the internal diameter of Kong Shenduan a end is d2, the internal diameter of Kong Shenduan B end is d3, drill way section internal diameter is d4, the external diameter of bolt is d5, d4 > d5, d4 < d2, d2 < 2d1+d5, d3 > 2d1+d5.

A. One ends of the straight frame body parts in the constraint frame 313B313 are respectively provided with A, B notch parts, A, B notch parts are respectively arranged corresponding to the A, B assembly holes, and A, B notch parts are positioned between the A, B assembly holes; the unlocking component comprises A, B unlocking parts which can be matched with the A, B opening parts in a plugging and unplugging mode respectively, the A, B unlocking parts are provided with magnetic magnet parts, the A baffle ring, the A ball and the A spring are made of iron materials, and the magnet parts are used for enabling the A ball to slip from the concave part on the bolt through magnetic attraction to realize unlocking.

Four sub-harnesses 110 are arranged in the harness, the four sub-harnesses 110 are distributed in a2 x 2 rectangular array shape in the harness, the row spacing and the column spacing of the sub-harnesses 110 in the harness are respectively smaller than the row spacing and the column spacing of the wire insertion holes 122a, the end parts of the harnesses to be assembled are exposed, the terminals are respectively assembled at the tail ends of the four sub-harnesses 110, and the row spacing and the column spacing of each terminal are respectively consistent with the row spacing and the column spacing of the wire insertion holes 122 a. In this application scenario, referring to fig. 9 to 14, the embodiment provides a guiding and positioning device 320 for assembling an electronic plug 120 and a wire harness, which includes an upper guiding component and a lower guiding component which are arranged up and down correspondingly, wherein the upper guiding component and the lower guiding component are respectively provided with two guiding holes 323, the aperture of the guiding holes 323 can meet the requirement that a terminal assembled on a sub wire harness 110 movably passes through, the hole depth direction of the guiding holes 323 is consistent with the length direction of the wire harness to be assembled, the upper guiding component is movably installed, the lower guiding component is rotationally assembled, a rotating shaft forming the lower guiding component is arranged along the hole depth direction of the guiding holes 323, the axis of the rotating shaft coincides with an X-ray, the X-ray is an intersection line of an a plane and a b plane, the a plane is a symmetrical plane of the two guiding holes 323 on the lower guiding block 322, and the b plane is a plane formed by passing through the central lines of the two guiding holes 323 on the lower guiding block 322.

The upper and lower guide assemblies are in at least two states: one is a guide state, as shown in fig. 9 to 11, the guide holes 323 are arranged according to a 2×2 rectangular array, the row spacing and the column spacing of the guide holes 323 are respectively consistent with the row spacing and the column spacing of the wire inserting holes 122a, each sub wire harness 110 at the end of the wire harness to be assembled is allowed to be directly inserted into each guide hole 323 in a one-to-one correspondence manner along the hole depth direction of the guide hole 323, the other is a position adjustment state, as shown in fig. 12 to 14, the upper guide assembly is moved to a position for avoiding the rotation of the lower guide assembly, and the lower guide assembly is turned 180 degrees, so that the positions of the two sub wire harnesses 110 on the lower guide assembly are exchanged;

The hole wall on one side of each pilot hole 323 is provided with a movable hole wall part 323a, the movable hole wall part 323a realizes the closing and opening of the pilot holes 323, and the assembly relation of the hole wall part 323a in each pilot hole 323 meets the following conditions: opening the pilot hole 323 allows the harness with the plug 120 assembled thereto to be reliably removed from the upper and lower pilot members when the upper and lower pilot members are in the position-adjusted state.

According to the alignment positioning device 320 for assembling the electronic plug 120 and the wire harness, the arrangement states of the upper row of alignment holes 323 and the lower row of alignment holes 323 are divided into the alignment state and the position adjustment state, so that the sub wire harnesses 110 which are subjected to branching treatment are respectively and correspondingly inserted into the alignment holes 323 before position adjustment, and then the position adjustment state is switched to the position adjustment state, so that the two alignment holes 323 positioned in the lower row are turned 180 degrees, the positions of the two sub wire harnesses 110 positioned on the lower alignment assembly are adjusted, and the arrangement state of the sub wire harnesses 110 is matched with the interface definition of the wire plugging holes 122a on the plug 120 to be assembled; in addition, by setting the hole wall on one side of each guide hole 323 to be a movable structure, so as to adjust the closing state of the guide hole 323, when the guide hole 323 needs to realize the guide of the sub-wire harness 110 and adjust the position of the sub-wire harness 110, the guide hole 323 is in the closing state, and when the sub-wire harness 110 in the guide hole 323 needs to be moved out and unloaded respectively, the movable hole wall part 323a can be adjusted to avoid the movement of the wire harness. By adopting the embodiment, the adjustment of the wire harness position can be realized, the definition of the interface of each sub wire harness 110 and the wire plug hole 122a of the plug is ensured to be consistent while the plug alignment is accurate, and therefore the quality and the efficiency of wire harness plug are improved. In addition, because the alignment and position adjustment of the wire harness are not needed to be realized manually, the automatic degree of wire harness assembly is improved, and the labor intensity and labor cost are reduced.

Specifically, referring to fig. 9 to 13, the hole wall portion 323a is movably mounted on one side of each guide hole 323 along the a direction, the a direction is a horizontal direction perpendicular to the length direction of the wire harness to be assembled, and the hole wall portions 323a on two guide holes 323 in the same row are located on the same side of the two guide holes 323, so that two sub-wire harnesses 110 in the same row can be conveniently and synchronously moved out of the guide holes 323 along the vertical direction.

Referring to fig. 9 to 14, the upper guide assembly includes an upper guide block 321, two guide holes 323 are spaced apart from each other along the a direction on the upper guide block 321, and two hole wall portions 323a are movably assembled at the lower side of the upper guide block 321; the upper guide block 321 is assembled on the upper guide seat in a lifting manner, the upper guide block 321 is connected with an A lifting adjusting component for adjusting the upper guide block to lift, and the A lifting adjusting component is used for adjusting the upper guide block 321 to be moved to a high position when the upper guide component is in a position adjusting state and the guide hole 323 is opened, so that the two sub-wire harnesses 110 positioned at the upper side are separated from the upper guide component; the lower guide assembly comprises a lower guide block 322, two guide holes 323 are arranged on the lower guide block 322 at intervals along the direction a, two hole wall parts 323a are movably assembled on the lower guide block 322, and the two hole wall parts 323a are positioned on the upper side of the lower guide block 322 when the lower guide assembly is in a position adjustment state; the lower guide block 322 is rotatably arranged on a lower guide seat, the lower guide seat is assembled in a lifting manner, and the lower guide seat is connected with a B lifting adjusting component for adjusting the lower guide seat to lift; and B, when the lower guide assembly is in a position adjustment state and the guide hole 323 is opened, the lower guide block 322 is adjusted to move to a low position, so that the two sub-harnesses 110 positioned at the lower side are separated from the lower guide assembly. The principle of implementation of this embodiment is that when both the upper and lower guide assemblies are in the position adjustment state, the hole wall portions 323a on the upper guide block 321 and the lower guide block 322 are located at one side where the upper guide block 321 and the lower guide block 322 are close to each other, then after each sub-harness 110 is inserted and mounted with each wire insertion hole 122a, each guide hole 323 is opened by adjusting the movement of the hole wall portion 323a, then the upper guide block 321 is adjusted to move upwards by the lifting adjustment assembly A, the lower guide block 322 is adjusted to move downwards by the lifting adjustment assembly B, the purpose of unloading the upper and lower sub-harnesses 110 from the upper guide block 321 and the lower guide block 322 is achieved, each sub-harness 110 after unloading is located in a vertically spaced area of the upper guide block 321 and the lower guide block 322, and then the harness is moved horizontally to remember to transfer or unload the wire.

The lifting adjusting assembly A and the lifting adjusting assembly B are formed by telescopic rods of air cylinders/electric cylinders, and cylinder bodies of the air cylinders/electric cylinders are arranged on the frame.

Further, referring to fig. 9 to 14, the hole wall portions 323a are assembled in a sliding guide manner along the direction a, and the two hole wall portions 323a on the upper guide assembly are connected with an a-state adjusting assembly, wherein the a-state adjusting assembly is used for adjusting the two hole wall portions 323a to be close to/far away from each other, so that the two guide holes 323 on the upper guide assembly are switched to a closed/open state; the two hole wall portions 323a on the lower guide component and the B-state adjusting component are used for adjusting the two hole wall portions 323a to be close to/far away from each other, so that the two guide holes 323 on the lower guide component are switched to a closed/open state.

Referring to fig. 9 to 14, the hole wall 323a is a partial structure of a movable block, the movable block is telescopically installed by a guide rod and a return spring, and the return spring is used for driving the movable block to move to a position where the guide hole 323 is in a closed state;

The A-state adjusting assembly comprises an A pull rope 324 and an A driving piece, wherein the A driving piece is arranged on one side, away from the movable blocks, of the upper guide block 321 along the vertical direction, two ends of the A pull rope 324 are respectively connected with the two movable blocks, the middle part of the A pull rope 324 is connected/contacted with the A driving piece, an A guide wheel assembly is respectively arranged between the A driving piece and the two movable blocks, the A guide wheel assembly is used for guiding the trend of a rope body of the A pull rope 324 between the A driving piece and the movable blocks, so that the A pull rope 324 respectively points to the directions away from each other on the pulling directions of the two movable blocks, and the A driving piece is used for adjusting the middle part of the A pull rope 324 to move away from the upper guide block 321 along the vertical direction, so that the A pull rope 324 respectively pulls the two movable blocks;

The B state adjusting assembly comprises a B pull rope 325 and a B driving piece, wherein the B driving piece is arranged on one side, deviating from the movable blocks along the vertical direction, of the lower guide block 322, two ends of the B pull rope 325 are respectively connected with the two movable blocks, the middle part of the B pull rope 325 is connected/contacted with the B driving piece, a B guide wheel assembly is respectively arranged between the B driving piece and the two movable blocks, the B guide wheel assembly is used for guiding the trend of a rope body of the B pull rope 325 between the B driving piece and the movable blocks, the pull direction of the B pull rope 325 to the two movable blocks is respectively pointed away from the direction of the two movable blocks, and the B driving piece is used for adjusting the middle part of the B pull rope 325 to move away from the lower guide block 322 along the vertical direction, so that the B pull rope 325 is respectively pulled to the two movable blocks.

Referring to fig. 9 to 14, the driving members a and B are each constituted by a cam 326, the cam 326 is rotatably mounted, the cam 326 has a maximum radius and a minimum radius, and the rotation cam 326 adjusts the maximum radius/minimum radius to contact with the rope body of the a-rope 324/B-rope 325, so that the pilot hole 323 is switched to the open/closed state.

Of course, the cam 326 may be replaced with a crank.

The cam 326 is rotatably installed through a cam 326 shaft, the cam 326 shaft is connected with a cam 326 adjusting component for adjusting the cam 326 shaft to rotate, the cam 326 adjusting component comprises a C adjusting gear, a C adjusting rack and a C driving piece, the C adjusting gear is assembled at the shaft end of the cam 326 shaft, the C adjusting gear is assembled in a lifting mode along the vertical direction and is correspondingly arranged with the C adjusting gear, and the C adjusting gear is connected with the C driving piece.

The C driving part is formed by a telescopic rod of an air cylinder/an electric cylinder.

Referring to fig. 9 to 14, the upper guide block 321 and the lower guide block 322 are respectively provided with a containing groove correspondingly at the downstream side along the inserting direction of the wire harness, the containing grooves are used for containing the wire clamp 130 in the B-posture, the notch of each containing groove points to the downstream side along the inserting direction of the wire harness, the bottom of each containing groove is provided with an a-void part 328 allowing the sub wire harness 110 provided with the terminal to pass through, one groove wall of each containing groove in the vertical direction is provided with a B-void part 329, the B-void parts 329 are communicated with the a-void parts 328, the size and shape of the B-void parts 329 can meet the requirement that the wire body of the sub wire harness 110 can be reliably moved out of the containing groove in the vertical direction, when the upper guide assembly and the lower guide assembly are in the guide state, the B-void parts 329 on the upper side and the lower side are respectively positioned at the lower side of the Liang Rong containing grooves, and the B-void parts 329 on the upper side of each containing groove are positioned at the upper side of the containing groove when the upper guide assembly and the lower guide assembly is in the position adjusting state; the B posture is that the groove length direction of the grooves 131B on the line card 130 is consistent with the conveying direction of the line card 130 in the B conveying assembly, the connecting portion 133 on the line card 130 is located at the downstream side, and the heights of the two grooves 131B on the line card 130 are consistent. Wherein, the setting of B vacancy portion 329 and A vacancy portion 328 can satisfy the assembly demand of pencil, can make things convenient for the uninstallation of pencil again.

Referring to fig. 9 to 14, the upper receiving groove is fixedly installed with the upper guide block 321, the lower receiving groove is fixedly installed with the lower guide block 322, and in order to reliably realize the positioning of the line card 130, after the lower receiving groove is turned 180 ° along with the lower guide block 322, the upper and lower receiving grooves are respectively installed into the line card 130.

The lower guide seat is movably mounted on one side of the lower stream of the wire harness inserting direction, the rotation adjusting assembly comprises a rotation adjusting piece, the rotation adjusting piece is movably mounted on a lifting support along the wire harness inserting direction, the lifting support is movably mounted along the plumb direction, a lower guide block 322 is rotatably mounted on the lower guide seat through a C rotating shaft, a rotation adjusting part which can be in plug-in fit with the rotation adjusting piece is arranged on one side of the lower guide block 322 along the wire harness inserting direction, the rotation adjusting part is correspondingly arranged with the C rotating shaft, the rotation adjusting piece moves close to the lower guide block 322 and is in plug-in fit with the rotation adjusting part when the lifting support is in a high position, the rotation adjusting piece is connected with a rotation driving piece, and the rotation driving piece drives the rotation adjusting piece to drive the lower guide block 322 to overturn.

The spline hole is arranged on the lower guide block 322 of the rotation adjusting part, the center of the spline hole coincides with the axis of the C rotating shaft, the spline hole is a blind hole, the rotation driving part is composed of a stepping motor, the rotation adjusting part is composed of a spline shaft section arranged on a shaft section at the tail end of an output shaft of the stepping motor, and the spline shaft end is connected with the spline hole in a splicing mode to form a rotation limiting fit.

In short, the above-mentioned guiding and positioning device 320 includes an upper guiding block 321 and a lower guiding block 322 which are correspondingly arranged up and down, two guiding holes 323 are respectively provided on the upper guiding block 321 and the lower guiding block 322, the upper guiding block 321 is movably assembled on the upper guiding seat, the lower guiding block 322 is rotatably installed on the lower guiding seat, the rotating shaft forming the lower guiding block 322 is axially consistent with the guiding direction of the wire harness, the upper guiding block 321 and the lower guiding block 322 are connected with a guiding and positioning adjusting mechanism, the guiding and positioning adjusting mechanism respectively adjusts the corresponding arrangement of each branching hole 314 before the sub-wire harness 110 penetrates into the guiding hole 323, and adjusts the lower guiding block 322 to turn 180 ° after the sub-wire harness 110 passes through. The upper guide block 321 is assembled on the upper guide seat in a lifting manner, the guide position adjusting mechanism adjusts the upper guide block 321 to be lifted to a high position before turning the lower guide block 322, adjusts the lower guide block 322 to be turned forward/backward when the upper guide block 321 is in the high position, and adjusts the upper guide block 321 to be lowered to a low position after the lower guide block 322 is turned in place, wherein the forward turning is a turning direction for enabling the end positions of the two sub-wire harnesses 110 penetrating into the lower guide block 322 to be turned down to the lower guide block 322, and the backward turning is a turning direction for enabling the lower guide block 322 to be turned back to be reset to a state capable of allowing the two sub-wire harnesses 110 on the lower side to penetrate into the two lower guide holes 323. The guide position adjusting mechanism comprises the A lifting adjusting assembly, the B lifting adjusting assembly, the A state adjusting assembly, the B state adjusting assembly and the rotation adjusting assembly.

The above-described joint fitting unit 600 includes an a positioning base, which is disposed in correspondence with the front end of the wire harness at the B station, for positioning the plug 120 to be fitted.

Specifically, an a-clamp opening with an adjustable opening and closing state is arranged on an a-positioning base, the a-positioning base is connected with an a-clamp opening adjusting assembly, the a-clamp opening adjusting assembly adjusts the opening of the a-clamp opening to allow the plug connector 120 to move in/out, and adjusts the closing of the a-clamp opening to clamp the moved-in plug connector 120, the a-positioning base is assembled in a sliding manner along the guiding direction of the wire harness, the a-positioning base is connected with an a-movement adjusting mechanism which adjusts the a-positioning base to move along the guiding direction of the wire harness, and the a-movement adjusting assembly moves close to the wire harness by adjusting the a-positioning base, so that each plug wire hole 122a on the plug connector 120 is assembled in a plugging manner with a terminal assembled on each sub-wire harness 110.

The A clamping opening is formed by interval areas between A1 and A2 clamping parts which are oppositely arranged along the horizontal direction, the A1 and A2 clamping parts are movably assembled along the interval direction of the A1 and the A2 clamping parts, can be hinged or sliding assembled, and the A1 and A2 clamping parts are far away from/close to realize the opening/closing of the A clamping opening. The clamping opening adjusting component A can be formed by telescopic rods of a bidirectional adjusting air cylinder, the two telescopic rods of the bidirectional adjusting air cylinder are respectively connected with the clamping part A1 and the clamping part A2, the shape of one side surface of the clamping part A1 and the clamping part A2, which is close to each other, is adapted to the structure of the left side and the right side of the plug-in connector 120 in the A gesture, and the left side and the right side are the two side surfaces with the clamping convex 122 c.

The apparatus further includes an a-feed unit 700 that supplies the plug 120 to the a-position base.

Further, the a feeding unit 700 includes an a feeding component for continuously feeding the plug 120, an a posture adjusting unit for adjusting the plug 120 to an a posture, and an a conveying component for continuously conveying the plug 120 in the a posture, where the a posture is that the claw 122b of the plug 120 is upward and each wire insertion hole 122a on the plug 120 is located at a downstream side in the conveying direction.

The A feeding component is an A vibration disc, the A conveying component is an A guide chute, the A posture adjusting unit is an A direction selecting component arranged in a path of the A vibration disc for guiding the plug connector 120, and the A direction selecting component comprises structures such as an A barrier strip and an A vacant part 328.

The connector assembling unit 600 further includes a B positioning base, which is disposed corresponding to the front end of the wire harness at the B station, for positioning the wire clip 130 to be assembled.

Specifically, the B positioning base includes two B positioning sub-bases correspondingly arranged up and down, the two B positioning sub-bases are respectively arranged downstream of the upper guide block 321 and the lower guide block 322 along the guiding direction of the wire harness, the two B positioning sub-bases have the same structure, a receiving portion 327 (i.e. the receiving groove) for receiving the wire clip 130 is provided on a downstream side of the B positioning sub-base along the guiding direction of the wire harness, an a hollow portion 328 through which the wire harness passes is provided on an upstream side of the B positioning sub-base along the guiding direction of the wire harness, a B hollow portion 329 through which the wire harness moves out is provided on a side of the B positioning sub-base along the plumb direction, and the a hollow portion 328 penetrates to the B hollow portion 329 along the plumb direction.

In order to facilitate the unloading of the wire harness from the B positioning base, the arrangement of the B empty portion 329 needs to satisfy the following conditions: when the lower guide block 322 is not turned over, the B-vacant portions 329 on the two B-positioning sub-bases are located at the respective lower sides, and after the lower guide block 322 is turned over 180 ° to adjust the positions of the two sub-harnesses 110 below, the B-vacant portions 329 on the two B-positioning sub-bases are located at the sides where the two sub-harnesses are close to each other.

In the assembly of the line card 130 in the accommodating groove and the positioned plug connector 120, a preferred embodiment of this embodiment is as follows: the positioning sub-base is movably provided with a pushing piece, one end of the pushing piece is in abutting contact with the line card 130 in the accommodating part 327, the other end of the pushing piece is connected with a pushing adjusting component for adjusting the pushing piece to move, and the line card 130 in the accommodating part 327 is moved out by the moving pushing piece and is spliced and assembled with the plug connector 120 after positioning. In specific implementation, after each sub-harness 110 passes through each guide hole 323 and the two sub-harnesses 110 below complete position adjustment, the line cards 130 with the slots of the two line slots 131B facing upwards are respectively assembled on the upper and lower B positioning sub-bases, and then after each sub-harness 110 is correspondingly inserted into each plug wire hole 122a, the pushing piece is adjusted to move, and the two line cards 130 are moved out of the accommodating portion 327 to be assembled with the plug connector 120 in a clamping manner.

Specifically, the pushing piece is formed by pushing a rod, the pushing rod is assembled on the B positioning sub-base in a sliding mode along the rod length direction, the rod length direction of the pushing rod is consistent with the wire harness guiding direction, and the pushing adjusting assembly adjusts the pushing rod to slide along the rod length direction.

The two B positioning sub-bases are respectively connected with the upper guide block 321 and the lower guide block 322, are oppositely arranged after the lower guide block 322 is turned forward by 180 degrees, and are consistent in posture after the lower guide block 322 is turned reversely by 180 degrees.

To achieve continuous supply of line cards 130, and to increase the automation of the production line, the apparatus further includes a B-feed unit 800 that feeds line cards 130 to the B-station base.

Specifically, the B feeding unit 800 includes a B feeding component for continuously feeding the line card 130, a B posture adjusting unit for adjusting the line card 130 with the feeding into a B posture, and a B conveying component for continuously conveying the line card 130 with the B posture, where the B posture is that a groove length direction of the line groove 131B on the line card 130 is consistent with a conveying direction of the line card 130 in the B conveying component, a groove opening of the line groove 131B is arranged upward, a connecting portion 133 on the line card 130 is located at a downstream side, and heights of the two line grooves 131B on the line card 130 are consistent.

The B feeding component is a B vibrating disk, the B adjusting unit screens the postures of the line cards 130 creeping along the spiral guide plate in the B vibrating disk until the line cards 130 conforming to the B postures are screened out and discharged from the outlet of the B vibrating disk, the B conveying component is a B guide groove, the head end of the B guide groove is connected with the outlet of the B vibrating disk and is used for receiving the line cards 130 in the B postures discharged by the B vibrating disk and guiding the line cards 130 in the B postures to the B station, and the tail end of the B guide groove is correspondingly arranged on one side of the downstream of the guiding and positioning device 320 of the B station so as to supply the line cards 130 in the upper accommodating groove and the lower accommodating groove.

In order to improve the efficiency of the assembly line card 130, a B material transferring support can be arranged at the outer side of the tail end of the B material guiding groove, the B material transferring support is provided with two layers of B bearing parts arranged along the vertical direction, each layer of B bearing part is used for bearing one line card 130, the B material transferring support is assembled on a B mounting seat in a lifting manner along the vertical direction, a B lifting adjusting screw and a B lifting motor are arranged on the B mounting seat, the B lifting adjusting screw and the B material transferring support form screw-nut matching assembly, the B mounting seat has the freedom degree of moving along the distance direction between the tail end of the B material guiding groove and the guide positioning device 320, and the B mounting seat is connected with a telescopic rod of the B electric cylinder/air cylinder. One side of the B material transferring support, which is far away from the tail end of the B material guiding groove, is provided with a material blocking plate, and the material blocking plate is positioned on the forward extending direction of the moving-out of the line clamp 130 at the tail end of the B material guiding groove and used for preventing the line clamp 130 from moving out of the B receiving part due to inertia in the process of moving from the tail end of the B material guiding groove to the B receiving part, so that the problem of reliably moving onto the B receiving part is solved.

The B bearing part is composed of B1 and B2 clamping pieces, the distance between the B1 and B2 clamping pieces is adjustable, a clamping opening for clamping the line clamp 130 is formed between the B1 and B2 clamping pieces, the increase of the distance between the B1 and B2 clamping pieces allows the line clamp 130 to move in/out of the clamping opening, and the decrease of the distance between the B1 and B2 clamping pieces clamps the line clamp 130 which moves in between the B1 and B2 clamping pieces.

During specific operation, the material transferring support is adjusted to be at a low position and is arranged close to one side of the material guiding groove B, then the material transferring support is adjusted to move upwards until the upper layer of receiving part and the material guiding groove B are arranged along the material guiding direction, the material clamping opening is in an open state, a single line card 130 at the tail end of the material guiding groove B is moved into the material clamping opening, then the material transferring support is adjusted to move upwards continuously, the line card 130 received at the upper layer of material clamping opening is closed and clamped by the adjusting clamping opening in the ascending process, after the next layer of material clamping support is received and clamped, at the moment, two layers of line cards 130 on the material transferring support are respectively arranged corresponding to two containing parts 327 of the material guiding positioning device 320, then the B mounting seat is adjusted to move close to the material guiding positioning device 320, the two line cards 130 are inserted into the containing parts 327, the two material clamping openings are simultaneously adjusted to be in an open state, and then the line card 130 is moved away from the material clamping opening through the adjusting B mounting seat, so that the purpose of discharging the line card 130 from the material clamping opening is achieved, and the material transferring operation of the line card 130 is completed.

The above apparatus further includes an unreeling unit 900 for unreeling the cable, a splitting unit 1000 for splitting the unreeled cable into a wire harness conforming to a preset length, a peeling unit 1100 for peeling an outer sleeve of an end of the wire harness, the splitting unit 1000 and the peeling unit 1100 being disposed between the unreeling unit 900 and the clamping unit 400.

The apparatus further includes a cutter disposed at the slicing unit 1000 for cutting a portion of the cable to be sliced, and the peeling unit 1100 includes peeling assemblies disposed at both sides of the cutter in a conveying direction of the cable, the peeling assemblies being for peeling at least an outer sleeve of an end portion of the wire harness at both sides of the slicing portion, so that the sub-wire harnesses 110 of the end portions of the two-wire cable at the slicing portion can be exposed. The slicing unit 1000 and the peeling assembly may be implemented using a device for slicing and peeling a wire in the related art.

The above apparatus further includes a pinching unit 1200 for pinching the end of the cable on the upstream side of the cut portion to the pinching unit 400, the pinching direction of the cable by the pinching unit 1200 being identical to the guiding direction of the cable by the guiding unit 200. The clamping unit 1200 includes a clamping port with an adjustable opening and closing state, the clamping port is opened to allow the front end of the wire harness to enter, the clamping port is closed to clamp the front end of the wire harness, the clamping port is movably assembled along the guiding and conveying direction of the wire harness, and the clamping port can be driven to clamp the wire harness to move downstream in a mode of combining a cylinder/an electric cylinder/a motor with a screw nut mechanism, so that the clamping unit 400 is fed.

The clamping unit 400 is rotatably mounted on the clamping seat, a rotating shaft forming the rotation of the clamping unit 400 is arranged in the vertical direction, the clamping unit 400 comprises a chuck and a B clamping opening arranged on the chuck, the B clamping opening is arranged in the conveying direction of the wire harness, the B clamping opening is arranged into an adjustable structure in an opening-closing state, the wire harness is allowed to pass through when being opened, and the clamping opening is closed to clamp the wire harness.

The clamping and conveying seat is slidably assembled on the frame along the wire harness conveying direction, a wire harness conveying hole is formed in the clamping head in a penetrating mode along the wire harness conveying direction, the clamping opening is formed in the middle of the wire harness conveying hole along the wire harness conveying direction, the clamping opening is composed of an upper clamping portion and a lower clamping portion, the upper clamping portion and the lower clamping portion are mutually close to clamp the wire harness in the wire harness conveying hole, and the upper clamping portion and the lower clamping portion are mutually far away from each other to allow the wire harness to pass through the clamping opening.

The lower clamping part is integrated with the chuck, the middle part of the upper clamping part is hinged on the chuck, the hinge shaft forming the upper clamping part is arranged along the horizontal direction and is intersected with the guiding direction of the wire harness, one end of the upper clamping part forms a clamping part for locally clamping the wire body of the wire harness, the other end of the upper clamping part is connected with a clamping driving piece, and the clamping driving piece drives the upper clamping part to turn over so that the upper clamping part is close to/far away from the lower clamping part.

The wire branching device 310 is mounted on the clamping unit 400, and the wire branching device 310 separates each sub-harness 110 of the front end of the wire harness in the process that the front end of the wire harness is threaded out of the guide hole.

The clamping and conveying seat is connected with the B movement adjusting assembly, the B movement adjusting assembly is used for adjusting the guide positioning group to be arranged in a separated mode along the guide direction of the wire harness and the guide positioning device 320 before the front end of the wire harness moves to the B station, and after the front end of the wire harness is assembled with the terminal, the clamping and conveying seat is adjusted to move close to the guide positioning device 320 along the guide direction of the wire harness, so that each sub wire harness 110 respectively passes through each guide hole 323.

The guide unit 200 includes conveying pairs of rollers, between which a guide passage through which the wire harness passes is formed.

The above apparatus further includes a discharging unit 1300 disposed corresponding to the B-station assembled wire harness for discharging the assembled wire harness.

Specifically, the discharging unit 1300 includes a discharging clamp opening with an adjustable opening and closing state, the discharging clamp opening is connected with an X clamping adjusting component for adjusting the opening and closing state of the discharging clamp opening, the X clamping adjusting component allows the wire harness to move in/out by adjusting the opening of the discharging clamp opening, the wire harness in the discharging clamp opening is clamped by adjusting the closing of the discharging clamp opening, the discharging clamp opening is movably mounted on the frame, and the discharging clamp opening is connected with a C moving adjusting component for adjusting the wire harness close to and far away from the station B.

Of course, the clamping unit 400 may also clamp the front end of the wire harness and rotate to the C station, where the discharging unit 1300 is disposed, and the discharging operation is performed by adopting the above scheme.

Referring to fig. 1 to 14, the embodiment of the present application further provides a method for assembling an electronic connector 120 with a wire harness, where the wire harness includes four sub-wire harnesses 110 wrapped in an outer sleeve, the four sub-wire harnesses 110 are distributed in a 2×2 rectangular array in the outer sleeve, four wire insertion holes 122a for assembling the sub-wire harnesses 110 are formed in a tail seat 122 of the connector 120, the four wire insertion holes 122a are distributed in a 2×2 rectangular array on the connector 120, and row spacing and column spacing of the arrangement of the sub-wire harnesses 110 are respectively smaller than row spacing and column spacing of the arrangement of the wire insertion holes 122a, and the method includes the following steps:

The cut wire harness is guided along the length direction of the wire harness, the guiding direction of the wire harness is arranged along the horizontal direction, and in the guiding process of the wire harness, two sub-wire harnesses 110 are positioned on the upper side, and the other two sub-wire harnesses 110 are positioned on the lower side; wherein, each sub-harness 110 at the end of the split harness is in an exposed state;

Clamping the front end of the wire harness with the stripped end, adjusting each sub wire harness 110 at the front end of the wire harness to be sequentially positioned at A, B stations, executing an operation step A when the front end of the wire harness is positioned at the station A, and executing an operation step B when the front end of the wire harness is positioned at the station B;

the operation step of executing A is as follows: assembling terminals on each sub-harness 110 at the front end of the harness, wherein the operation steps of executing B are as follows: positioning the plug connector 120 and/or the line card 130, and assembling and connecting the front end of the wire harness with the positioned plug connector 120 and/or the line card 130;

Before the A, B operation steps are executed respectively, the arrangement relation of the sub-harnesses 110 with the exposed front ends of the harnesses is arranged according to the arrangement relation required during assembly.

According to the production method of the refrigerator sensor wire harness, firstly, the cut wire harness is guided along the length direction of the wire harness, then the front end of the wire harness with the peeled end is clamped, all sub wire harnesses 110 at the front end of the wire harness are adjusted to be sequentially positioned at A, B stations, when the wire harness is positioned at the station A, all the sub wire harnesses 110 at the front end of the wire harness are assembled to be connected, when the wire harness is positioned at the station B, the plug connector 120 and/or the wire clamp 130 are positioned, and the front end of the wire harness is assembled and connected with the positioned plug connector 120 and/or the positioned wire clamp 130, so that the assembly operation of the wire harness is completed. Through adopting above-mentioned scheme, can realize the automation of pencil assembly to improve pencil production efficiency, can also reduce the work load of manual participation, thereby reduce intensity of labour and human cost.

The method for clamping the front end of the wire harness with the stripped end comprises the following steps: clamping the front end of the wire harness by adopting a clamping opening arranged at the downstream of the wire harness guide path, wherein the opening and closing states of the clamping opening are adjustable; before the front end of the wire harness is inserted into the clamping opening, the clamping opening is adjusted to be in an open state so as to allow the wire harness to be inserted into and pass through; when the front end of the wire harness passes through the clamping opening and each sub wire harness 110 at the front end of the wire harness is exposed to the outside in an assembly-capable state, the clamping opening is adjusted to be closed so as to clamp the wire harness.

The clamping opening has the freedom degree of rotation; the method for adjusting the front end of each sub-wire harness 110 of the wire harness to be sequentially positioned at A, B stations comprises the following steps: through rotating the clamp, the front end of the adjustment wire harness is sequentially positioned at A, B stations.

The arrangement relation required during assembly comprises an arrangement relation A and an arrangement relation B, wherein the arrangement relation A is that the end parts of the sub-wire harnesses 110 are distributed in a2 multiplied by 2 rectangular array shape, the row spacing and the column spacing of the arrangement of the sub-wire harnesses 110 are respectively consistent with the row spacing and the column spacing of the arrangement of the wire insertion holes 122a, and the arrangement relation B is that the end parts of the sub-wire harnesses 110 are distributed in a1 multiplied by 4 rectangular array shape; the method for arranging the arrangement relation of each sub-wire harness 110 with the exposed front end of the wire harness according to the arrangement relation required during assembly comprises the following steps: each sub-harness 110 at the front end of the harness is firstly adjusted to be in an A arrangement relation; then, the arrangement relation of each sub-wiring harness 110 is switched from the arrangement relation A to the arrangement relation B so as to meet the requirement of conveniently assembling terminals on the tail ends of each sub-wiring harness 110; switching the arrangement relation of each sub-wire harness 110 from the arrangement relation B to the arrangement relation A, and implementing the exchange of the positions of the two sub-wire harnesses 110 positioned at the lower side so as to meet the assembly requirement of each wire harness and each wire plug hole 122a on the plug connector 120 in the posture A; the plug 120 in the a-state is that the claw 122b of the plug 120 faces upward and each wire insertion hole 122a on the plug 120 is located at a downstream side in the conveying direction.

The method for adjusting each sub-harness 110 at the front end of the harness into an A arrangement relation comprises the following steps: the distance between the tail ends of the adjacent two sub-harnesses 110 is adjusted to be increased, so that the row spacing and the column spacing of the tail ends of the sub-harnesses 110 are respectively consistent with the row spacing and the column spacing of the wire insertion holes 122a, and the length direction of the tail end wire sections of each sub-harness 110 is adjusted to be consistent with the length direction of the harness.

Each sub-harness 110 with the exposed front end of the harness is divided into an upper layer and a lower layer by the A branching part 311, and the distance between the upper layer and the lower layer of sub-harnesses 110 is gradually increased along the guiding direction of the harness; each sub-harness 110 with the exposed front end of the harness is divided into a left row and a right row by the B branching part 312, and the distance between the left row and the right row of sub-harnesses 110 is gradually increased along the guiding direction of the harness; limiting the abduction amplitude of the terminal wire segment of the sub-harness 110 by a constraint frame 313 arranged outside the A, B branching part 312, and guiding the trend of the terminal wire segment of the sub-harness 110; the a-wire dividing portion 311 is a plate-shaped structure arranged horizontally, the B-wire dividing portion 312 is a plate-shaped structure arranged vertically, the a-wire dividing portion 311 and the B-wire dividing portion 312 are arranged in a cross shape in a frame of the constraint frame 313, the intersection of the a-wire dividing portion 311 and the B-wire dividing portion 312 corresponds to the center of the guided wire harness, the a-wire dividing portion 311 and the B-wire dividing portion 312 divide the frame inner area of the constraint frame 313 into four wire dividing holes 314, the wire dividing holes 314 are respectively used for each sub-wire harness 110 to pass through, the plate thickness direction of the A, B wire dividing portion 312 is arranged perpendicular to the guiding direction of the wire harness, the thickness of the A, B wire dividing portion 312 is gradually increased along the guiding direction of the wire harness, and the upstream end of the A, B wire dividing portion 312 along the guiding direction of the wire harness is blade-shaped.

The hole walls of the branching holes 314 are provided in a decomposable structure having a decomposed state and a closed state, the branching holes 314 are adjusted to be in the decomposed state to allow the sub-harnesses 110 in the branching holes 314 to move out of the branching holes 314, the sub-harnesses 110 in the branching holes 314 are restrained by adjusting the branching holes 314 to be in the closed state, and the arrangement relationship of the sub-harnesses 110 is adjusted to be an a arrangement relationship by means of the A, B branching portions 312 and the restraining frames 313 in the process of inserting the sub-harnesses 110 into the branching holes 314 respectively.

The positions of the branching holes 314 are set to be adjustable structures, and when the branching holes 314 are in a closed state, the arrangement relation of the branching holes 314 is adjusted to be converted, so that the arrangement relation of the sub-wire bundles 110 in the branching holes 314 is converted between an A arrangement relation and a B arrangement relation.

Dividing a branching device 310 consisting of a A, B branching part 312 and a constraint frame 313 into laterally symmetrical A, B branching components along a first dividing surface, wherein the first dividing surface is a vertical surface and coincides with the central line of a wire harness to be branched, and the A, B branching components are respectively provided with two branching holes 314 along the plumb direction when each branching hole 314 is in a B arrangement relation, and one end of each branching component along the plumb direction is rotatably installed; through adjusting A, B the branching component upset, realize the conversion to the relation of arranging of each branching hole 314.

The hole walls of the branching holes 314 on the A branching component and the B branching component are respectively arranged to be of a split type structure which can be separated and closed along the direction a, the branching component is separated along the direction a by adjusting A, B, so that a discharge channel for each sub-wire harness 110 to move out of the A, B branching component along the direction B is respectively formed on the A, B branching component, and then the branching device 310 and the wire harness are adjusted to move away from each other along the direction B, so that the wire harness is moved out of the branching device 310; the direction a is arranged along the horizontal direction and is perpendicular to the length direction of the wire harness to be separated, and the direction b is the horizontal direction perpendicular to the direction a.

The A branching component comprises an A1 branching sub-part and an A2 branching sub-part which can be mutually close to and far away from each other along the direction a, the separation part of the A1 branching sub-part and the A2 branching sub-part penetrates through two branching holes 314 on the A branching component along the vertical direction, the B branching component comprises a B1 branching sub-part and a B2 branching sub-part which can be mutually close to and far away from each other along the direction a, the separation part of the B1 branching sub-part and the B1 branching sub-part penetrates through two branching holes 314 on the B branching component along the vertical direction, the A1 branching sub-part and the B1 branching sub-part are positioned between the A2 branching sub-part and the B2 branching sub-part, the A2 branching sub-part is movably arranged on the A1 branching sub-part along the direction a, and the B2 branching sub-part is movably arranged on the B1 branching sub-part along the direction a; the branching holes 314 on the A branching component and the B branching component are respectively in a closed/separated state by adjusting the A1 branching sub-part to be close to/far from the A2 branching sub-part and the B1 branching sub-part to be close to/far from the B2 branching sub-part.

The A2 wire-dividing sub-part is arranged on the A1 wire-dividing sub-part in a sliding manner along the direction a, an A compression spring which drives the A2 wire-dividing sub-part and the A1 wire-dividing sub-part to be mutually far away along the direction a is arranged between the A2 wire-dividing sub-part and the A1 wire-dividing sub-part, the B2 wire-dividing sub-part is arranged on the B1 wire-dividing sub-part in a sliding manner along the direction a, and a B compression spring which drives the A2 wire-dividing sub-part and the B1 wire-dividing sub-part to be mutually far away along the B direction is arranged between the B2 wire-dividing sub-part and the B1 wire-dividing sub-part; after the A2 branching sub-portion and the A1 branching sub-portion are close to each other in place, locking the position of the A2 branching sub-portion so that a branching hole 314 on the A branching component is kept in a closed state; when the wire harness is required to be unloaded, the position locking of the A2 wire branching sub-part is released, so that the A2 wire branching sub-part is far away from the A1 wire branching sub-part under the action of the elastic restoring force of the A compression spring, and the wire branching hole 314 on the A wire branching component is adjusted to be in a separated state; after the B2 branching sub-portion and the B1 branching sub-portion are close to each other in place, locking the position of the B2 branching sub-portion so that a branching hole 314 on the B branching component is kept in a closed state; when the wire harness is required to be unloaded, the position locking of the B2 wire branching sub-part is released, so that the B2 wire branching sub-part is far away from the B1 wire branching sub-part under the action of the elastic restoring force of the B compression spring, and the wire branching hole 314 on the B wire branching assembly is adjusted to be in a separated state.

When the arrangement relation of each sub-harness 110 is an a arrangement relation, the method for implementing the exchange of the positions of the two sub-harnesses 110 located at the lower side is as follows:

firstly, each sub-wire harness 110 is respectively inserted into four guide holes 323 along the wire harness guide direction, the four guide holes 323 are distributed in a 2X 2 rectangular array shape, and the arrangement relation of each guide hole 323 is consistent with the arrangement relation of the wire inserting holes 122a on the plug connector 120 in the A gesture; then, the two guide holes 323 positioned at the lower side are turned over by 180 degrees, and the arrangement relation of the guide holes 323 is restored to be consistent with the arrangement relation of the plug wire holes 122a on the plug connector 120.

The upper guide hole 323 and the lower guide hole 323 are respectively arranged on the upper guide block 321 and the lower guide block 322, the upper guide block 321 is movably arranged, the lower guide block 322 is rotatably arranged, a rotating shaft forming a rotating shaft of the lower guide block 322 is arranged along the hole depth direction of the guide hole 323, the axis of the rotating shaft is overlapped with the intersecting line of the a surface and the b surface, the a surface is a symmetrical surface of the two guide holes 323 on the lower guide block 322, and the b surface is a surface formed by passing through the central lines of the two guide holes 323 on the lower guide block 322; the method for adjusting the positions of the two guide holes 323 on the lower side is as follows: the upper guide block 321 is moved to a position avoiding the rotation of the lower guide assembly, and then the lower guide block 322 is turned 180 degrees around the rotating shaft, so that the positions of the two sub-wire harnesses 110 on the lower guide assembly are exchanged.

The hole wall on one side of each pilot hole 323 is set as a movable hole wall part 323a, the hole wall part 323a is moved to realize the closing and opening of the pilot holes 323, and when each pilot hole 323 is in an opened state, each sub-wire harness 110 is regulated to be moved out of the pilot hole 323.

The hole wall parts 323a are movably arranged on one side of each guide hole 323 along the direction a, the direction a is the horizontal direction perpendicular to the length direction of the wire harness to be assembled, the hole wall parts 323a on two guide holes 323 in the same row are positioned on the same side of the two guide holes 323, and the hole wall parts 323a of each guide hole 323 are positioned on the lower side of the guide hole 323 before the lower guide block 322 turns over; after the lower guide block 322 is turned 180 °, the hole wall portions 323a are adjusted to move in the a direction so that the guide holes 323 are opened, and then the upper guide block 321 is adjusted to move upward and the lower guide block 322 is adjusted to move downward so that the sub-wire bundles 110 in the guide holes 323 are completely moved out of the space between the upper guide block 321 and the lower guide block 322, so as to allow the assembled wire bundles to be unloaded in the horizontal direction from the space between the upper guide block 321 and the lower guide block 322.

By adjusting the hole wall portions 323a at the two pilot holes 323 of the same row to be distant/close to each other, the synchronous adjustment of the two pilot holes 323 of the same row to be in the on/off state is achieved.

The hole wall 323a is assembled in a sliding way along the direction a through a guide rod and a return spring; two ends of a pull rope are respectively connected with two hole wall parts 323a of the same row, the hole wall parts 323a are mutually far away from the two hole wall parts 323a of the same row which are adjusted by pushing/pulling the middle part of the pull rope to move along the vertical direction, and a reset spring stores energy in the process that the two hole wall parts 323a are mutually far away; the pushing/pulling force applied to the middle part of the pull rope is removed, and the reset spring releases elastic potential energy to drive the two hole wall parts 323a in the same row to approach each other for reset.

The upper guide block 321 and the lower guide block 322 are respectively and correspondingly provided with a containing groove at the downstream side along the wire harness inserting direction, the notch of the containing groove points to the downstream of the wire harness inserting direction, the bottom of the containing groove is provided with a vacant part allowing the sub wire harness 110 provided with the terminal to pass through, the groove wall at one side of the containing groove along the vertical direction is provided with a notch, the notch is communicated with the vacant part, the size and the shape of the notch can ensure that the wire body of the sub wire harness 110 can reliably move out of the containing groove along the vertical direction, the notch of the containing groove at the upper side and the hole wall part 323a of the upper guide block 321 mountain are positioned at the same side, and the notch of the containing groove at the lower side and the hole wall part 323a on the lower guide block 322 are positioned at the same side; after the lower guide block 322 is turned 180 degrees and the positions of the two sub-wire harnesses 110 positioned at the lower side are exchanged, respectively assembling the wire clamps 130 in the B-gesture in the accommodating grooves at the upper side and the lower side, then respectively plugging and assembling the sub-wire harnesses 110 with the plug wire holes 122a on the plug connector 120 which is positioned through the terminals, then adjusting the wire clamps 130 in the accommodating grooves to be clamped and assembled with the tail bases 122 of the plug connector 120, finally adjusting the upper guide block 321 to be upward and the lower guide block 322 to be downward, so that the sub-wire harnesses 110 are moved out from the accommodating grooves and the guide holes 323, and allowing the wire harnesses to be unloaded in the horizontal direction from the interval area between the upper guide block 321 and the lower guide block 322; the line card 130 in the B-posture is that the length direction of the line grooves 131B on the line card 130 is consistent with the conveying direction of the line card 130 in the B conveying assembly, the connecting portion 133 on the line card 130 is located at the downstream side, the notch of the line groove 131B is upward, and the heights of the two line grooves 131B on the line card 130 are consistent.

The bottom of the accommodating groove is movably provided with a pushing piece along the wire harness guiding direction, and one end of the pushing piece is in abutting contact with the connecting part 133 on the wire clip 130 in the accommodating groove; the method for adjusting the clamping and assembling of the line card 130 in the accommodating groove and the tailstock 122 of the plug connector 120 comprises the following steps: the tail seat 122 of the positioned plug connector 120 is arranged close to the accommodating groove along the guiding direction of the wire harness, and then the wire clip 130 in the accommodating groove is propped against the wire clip 130 along the guiding direction of the wire harness by adjusting the propping piece, so that the wire clip 130 is moved out of the accommodating groove and clamped and assembled on the tail seat 122 of the plug connector 120.

Before the wire harness is guided, the coiled wire harness is unreeled, then the unreeled wire harness is guided along the horizontal direction, in the guiding process, the wire harness with the preset length is obtained, and the wire harness is peeled at the two side wire harness end parts of the wire harness cut part.

Before the terminal is assembled to each sub-harness 110 at the front end of the harness, the inner tube at the end of each sub-harness 110 is stripped.

The method also comprises the following steps: firstly, unordered connectors 120 are arranged into an A gesture and are sequentially conveyed to a station B one by one along a preset conveying path; then, positioning the plug connector 120 in the posture A conveyed to the station B, so that the plug connector 120 is positioned at the downstream of the wire harness guide path along the wire harness guide direction, and the arrangement relation of each wire inserting hole 122a on the wire harness tail seat 122 is matched with the assembly requirement of each sub wire harness 110 in the arrangement relation A; the plug 120 in the a-state is that the claw 122b of the plug 120 faces upward and each wire insertion hole 122a on the plug 120 is located at a downstream side in the conveying direction.

The method also comprises the following steps: firstly, the unordered line cards 130 are arranged into a B gesture and are sequentially conveyed to a B station one by one along a preset conveying path; then, the line card 130 conveyed to the station B is adjusted to be in the gesture B; the posture B is that the groove length direction of the line grooves 131B on the line card 130 is consistent with the conveying direction of the line card 130 in the B conveying assembly, the groove openings of the line grooves 131B are upwards arranged, the connecting part 133 on the line card 130 is positioned at the downstream side, and the heights of the two line grooves 131B on the line card 130 are consistent; the line cards 130 of the output posture B are positioned in an arrangement mode of corresponding arrangement up and down, the postures of the upper line card 130 and the lower line card 130 are kept consistent, the notch of the line groove 131B is arranged upwards, and the two line cards 130 are respectively arranged corresponding to the accommodating grooves on the upper guide block 321 and the lower guide block 322.

The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. The production method of the refrigerator sensor wire harness is characterized by comprising the following steps of:

before A, B operation steps are respectively executed, the arrangement relation of each sub-wire harness with the exposed front end of the wire harness is firstly arranged according to the arrangement relation required during assembly;

the method for clamping the front end of the wire harness with the stripped end comprises the following steps: clamping the front end of the wire harness by adopting a clamping opening arranged at the downstream of the wire harness guide path, wherein the opening and closing states of the clamping opening are adjustable;

When the front end of the wire harness passes through the clamping opening and all sub wire harnesses at the front end of the wire harness are exposed outside and are in an assembly-capable state, the clamping opening is adjusted to be closed so as to clamp the wire harnesses;

The clamping opening has the freedom degree of rotation;

The method for adjusting the front end of each sub-wire harness to be sequentially positioned at A, B stations comprises the following steps: the front end of the wire harness is adjusted to be sequentially positioned at A, B stations by rotating the clamping opening;

The arrangement relation required during assembly comprises an A arrangement relation and a B arrangement relation, wherein the A arrangement relation is that the end parts of all the sub-wire harnesses are distributed in a 2X 2 rectangular array shape, the row spacing and the column spacing of the sub-wire harnesses are respectively consistent with the row spacing and the column spacing of the wire plugging holes, and the B arrangement relation is that the end parts of all the sub-wire harnesses are distributed in a 1X 4 rectangular array shape;

Switching the arrangement relation of each sub-wire harness from the arrangement relation B to the arrangement relation A, and implementing exchange on the positions of the two sub-wire harnesses positioned at the lower side so as to meet the requirement of assembling each wire harness with each wire plugging hole on the plug connector in the posture A; the plug connector in the A posture is characterized in that the clamping jaw of the plug connector faces upwards, and each plug wire hole on the plug connector is positioned at the downstream side in the conveying direction;

The method for adjusting each sub-wire harness at the front end of the wire harness into an A arrangement relation comprises the following steps: the distance between the tail ends of two adjacent sub-wire harnesses is adjusted to be increased, so that the row spacing and the column spacing of the tail ends of the sub-wire harnesses are respectively consistent with the row spacing and the column spacing of the wire plugging holes, and the length direction of the wire sections of the tail ends of each sub-wire harness is adjusted to be consistent with the length direction of the wire harnesses;

Dividing each sub-wire harness with the exposed front end of the wire harness into an upper layer and a lower layer through the A branching part, wherein the distance between the upper layer of sub-wire harness and the lower layer of sub-wire harness is gradually increased along the guiding direction of the wire harness;

dividing each sub-wire harness with the exposed front end of the wire harness into a left row and a right row through a B branching part, wherein the distance between the left row and the right row of sub-wire harnesses is gradually increased along the wire harness guiding and conveying direction;

Limiting the abduction amplitude of the wire body section at the tail end of the sub-wire harness through a constraint frame arranged outside the A, B branching part, and guiding the trend of the wire body section at the tail end of the sub-wire harness;

The wire dividing part A is of a plate-shaped structure which is horizontally arranged, the wire dividing part B is of a plate-shaped structure which is vertically arranged, the wire dividing part A and the wire dividing part B are arranged in the frame of the constraint frame in a cross shape, the crossing parts of the wire dividing part A and the wire dividing part B are correspondingly arranged with the center of the wire harness which is guided, the wire dividing part A and the wire dividing part B divide the area in the frame of the constraint frame into four wire dividing holes, the wire dividing holes are respectively used for the sub-wire harnesses to penetrate, the plate thickness direction of the A, B wire dividing part is perpendicular to the guiding direction of the wire harness, the thickness of the A, B wire dividing part is gradually increased along the guiding direction of the wire harness, and the upstream end of the wire dividing part A, B along the guiding direction of the wire harness is in a blade shape.

2. The method of manufacturing a sensor harness for a refrigerator according to claim 1, wherein the hole walls of the respective wire-dividing holes are provided in a decomposable structure having a decomposed state and a closed state, the sub-harnesses in the wire-dividing holes are allowed to move out of the wire-dividing holes by adjusting the respective wire-dividing holes to be in the decomposed state, the sub-harnesses in the wire-dividing holes are restrained by adjusting the respective wire-dividing holes to be in the closed state, and the arrangement relation of the sub-harnesses is adjusted to an a arrangement relation by means of the A, B wire-dividing portions and the restraining frame during the respective insertion of the sub-harnesses into the respective wire-dividing holes.

3. The method of manufacturing a sensor harness for a refrigerator according to claim 2, wherein the positions of the branching holes are set to an adjustable structure, and when the branching holes are in a closed state, the arrangement relation of the branching holes is adjusted to be converted, so that the arrangement relation of the sub-harnesses in the branching holes is converted between an a arrangement relation and a B arrangement relation.

4. The method for producing a refrigerator sensor harness according to claim 3, wherein a branching device composed of A, B branching parts and a constraint frame is divided into laterally symmetrical A, B branching components along a first dividing plane, the first dividing plane is a vertical plane and coincides with a center line of the harness to be branched, the A, B branching components are respectively provided with two branching holes along a plumb direction when the branching holes are in a B arrangement relation, and one end of the A, B branching component along the plumb direction is rotatably installed;

through adjusting A, B the branching component upset, realize the conversion to the relation of arranging of each branching hole.

5. The method for producing a sensor harness for a refrigerator according to claim 4, wherein the hole walls of the branching holes on the A branching component and the B branching component are each provided in a split type structure which is separable and closable in the a direction,

Separating the A, B wire-separating assembly along the direction a, respectively forming a discharge channel for each sub-wire harness to move out of the A, B wire-separating assembly along the direction b on the A, B wire-separating assembly, and then adjusting the wire-separating device and the wire harness to move away from each other along the direction b so that the wire harness moves out of the wire-separating device;

The direction a is arranged along the horizontal direction and is perpendicular to the length direction of the wire harness to be separated, and the direction b is the horizontal direction perpendicular to the direction a.

6. The method for producing a sensor harness for a refrigerator according to claim 5, wherein the a-wire branching assembly comprises A1-A2-wire branching sub-portion which can be mutually close to and far away from each other in the a direction, a separation part of the A1-A2-wire branching sub-portion penetrates through two wire branching holes in the a-wire branching assembly in the vertical direction, the B-wire branching assembly comprises a B1-B2-wire branching sub-portion which can be mutually close to and far away from each other in the a direction, a separation part of the B1-B2-wire branching sub-portion penetrates through two wire branching holes in the B-wire branching assembly in the vertical direction, the A1-wire branching sub-portion and the B1-wire branching sub-portion are located between the A2-wire branching sub-portion and the B2-wire branching sub-portion, the A2-wire branching sub-portion is movably mounted on the A1-wire branching sub-portion in the direction a;

the branching holes on the A branching component and the B branching component are respectively in a closed/separated state by adjusting the A1 branching sub-part to be close to/far from the A2 branching sub-part and the B1 branching sub-part to be close to/far from the B2 branching sub-part.

7. The method of claim 6, wherein the A2 wire divider is slidably mounted on the A1 wire divider in a direction a, a compression spring is disposed between the A2 wire divider and the A1 wire divider to urge the two apart from each other in the a direction, the B2 wire divider is slidably mounted on the B1 wire divider in the a direction, and a B compression spring is disposed between the B2 wire divider and the B1 wire divider to urge the two apart from each other in the B direction.