CN213081241U

CN213081241U - Rear overhang partial shipment positioning jig

Info

Publication number: CN213081241U
Application number: CN202021414191.3U
Authority: CN
Inventors: 余辉
Original assignee: Dongfeng Honda Automobile Co Ltd
Current assignee: Dongfeng Honda Automobile Co Ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-04-30
Anticipated expiration: 2030-07-17

Abstract

The utility model discloses a rear overhang partial shipment positioning jig relates to car tool technical field. This rear overhang dress positioning jig includes one or more mutually independent positioning jig and bearing tray, positioning jig installs on the bearing tray, part or whole positioning jig is formed by the location portion of top and the supporting part combination of below, like this, through changing positioning jig's supporting part can satisfy the location demand of the rear overhang dress of different motorcycle types, has improved rear overhang dress positioning jig's commonality, uses when being fit for the installation of all kinds of motorcycle types or detecting the rear overhang assembly.

Description

Rear overhang partial shipment positioning jig

Technical Field

The utility model relates to an automobile jig technical field specifically is a rear overhang partial shipment positioning jig.

Background

The quality of the rear suspension assembly of the automobile directly affects the driving safety and riding comfort of the automobile, so the rear suspension assembly is a key process in the field of automobile assembly. Independent back overhang partial shipment needs pass through the tool and guarantees the critical dimension of each part when assembling, and current independent back overhang positioning jig is low to positioning accuracy to the rear suspension trailing arm level, and bumper shock absorber locking angle commonality is poor, and vertical direction location is guaranteed to no tool simultaneously, and corresponding positioning jig also needs the whole change when changing the assembly motorcycle type, has reduced production efficiency. Therefore, the existing rear suspension split charging jig has the problems of low precision, high manufacturing cost, poor part universality and the like, and needs to be redesigned.

Disclosure of Invention

The utility model provides a rear overhang partial shipment positioning jig through the supporting part components of a whole that can function independently structure of the location portion of designing into the top with below with each independent positioning jig, has solved the not good technical problem of current rear overhang partial shipment jig commonality. The specific technical scheme is as follows:

the utility model provides a rear overhang partial shipment positioning jig includes one or more mutually independent positioning jig and bearing tray, positioning jig installs on bearing tray or rear overhang frame, and part or whole positioning jig is installed by the location portion of top and below the supporting part on the bearing tray makes up and forms. Like this when the motorcycle type size changes, location portion is unchangeable, and the corresponding supporting part of changing can satisfy the requirement.

Preferably, in order to realize rapid alignment, clamping and fixing of the rear suspension, the positioning part and the supporting part can be designed to be coaxially sleeved, and when the joint of the positioning part and the supporting part is not fixed, the positioning part can rotate relative to the supporting part.

Preferably, in order to meet the positioning requirement of a part of the rear suspension structure in the vertical direction, the positioning part and the supporting part are connected through bolts, and the connecting position is adjustable in the vertical direction.

Preferably, the bearing tray is a reference horizontal plane with vertical array screw holes, the supporting part is an L-shaped rod, a long round through hole or a U-shaped groove is formed in the horizontal part of the supporting tray, and a bolt vertically penetrates through the long round through hole or the U-shaped groove and then is matched with the screw holes. The design can lead the positioning jig to be infinitely adjustable relative to the horizontal position of the tray, and makes up the defect that the distance between the jig and the suspension in the horizontal direction can only be adjusted in a stepping mode by the hole array on the tray.

Preferably, in order to make the rear suspension installation more stable and reliable and ensure higher precision, the three mutually independent positioning tools are respectively a trailing arm positioning tool, an auxiliary frame positioning tool and a shock absorber positioning tool, wherein the trailing arm positioning tool and the auxiliary frame positioning tool are both formed by combining the upper positioning part and the lower supporting part, and the positioning part of the trailing arm positioning tool comprises a hole through which the trailing arm to be positioned can pass and a radial bolt in the hole for fixing the trailing arm; the positioning part of the auxiliary frame positioning jig comprises a mounting arm and a conical bolt mounted on the mounting arm, and the conical bolt can vertically penetrate through a mounting hole in the auxiliary frame to be positioned; the positioning part of the shock absorber positioning jig comprises a vertical mounting column and a horizontal U-shaped plate mounted on the mounting column, and when the mounting column is inserted into a mounting hole of the rear suspension, the middle shaft of the shock absorber to be positioned can be clamped into the U-shaped plate and is in contact with the arc-shaped part of the U-shaped plate.

Compared with the prior art, the utility model discloses the commonality is good, can realize quick adjustment and clamping, and positioning accuracy is high, more is suitable for and uses in the installation or the detection of rear suspension.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of a drag arm positioning jig of the present invention;

FIG. 3 is a schematic structural view of the subframe positioning jig of the present invention;

fig. 4 is a schematic structural view of the shock absorber positioning jig of the present invention.

In the figure, 11, a lug boss-shaped positioning part is arranged on the towing arm positioning jig; 12. the dragging arm positioning jig is provided with an L-shaped supporting part; 21. the auxiliary frame positioning jig is provided with an L-shaped positioning part; 22. the auxiliary frame positioning jig comprises an L-shaped supporting part; 31. the shock absorber positioning jig is a U-shaped flat plate; 32. the shock absorber positioning jig is a cylindrical positioning rod; 101. a stepped circular hole; 102. a through hole in a vertical direction; 201. a cylindrical boss below the positioning part of the auxiliary frame positioning jig; 202. a conical locating pin; 301, a U-shaped slot; 4. a cylindrical locating pin; 5. a flat tray;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 4 of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention.

The utility model discloses a drag arm positioning jig 1, sub vehicle frame positioning jig 2 and bumper shock absorber positioning jig 3 and the surface are equipped with array hole's dull and stereotyped tray 5, drag arm positioning jig 1 is connected through hexagon socket head cap screw by upper boss shape location portion 11 and lower L shape supporting part 12, boss shape location portion 11 side horizontal direction sets up ladder round hole 101, and the drag arm of awaiting positioning can pass ladder round hole 101 and place on boss shape location portion 11, and open at the top of ladder round hole 101 has vertical direction's through-hole 102, and cylindrical locating pin 4 can pass through-hole 102 and fix a position drag arm; the bottom L-shaped supporting part 12 is fixed on the flat plate tray 5 by inserting hexagon socket head cap screws into the array holes.

The auxiliary frame positioning jig 2 is formed by connecting an upper L-shaped positioning part 21 and a bottom L-shaped supporting part 22 through hexagon socket head bolts, a cylindrical boss 201 is arranged right below the horizontal part of the upper L-shaped positioning part 21, a conical positioning pin 202 is fixed below the boss 201 in the vertical direction, the conical positioning pin 202 is fixed with an auxiliary frame mounting hole, and the cylindrical boss 201 is attached to the upper surface of an auxiliary frame; the bottom L-shaped supporting part 22 is fixed on the flat plate tray 5 by inserting hexagon socket head cap bolts into the array holes.

The shock absorber positioning jig 3 is formed by welding a U-shaped flat plate 31 and two parallel cylindrical positioning columns 32, the positioning columns 32 are fixed with corresponding mounting holes of the rear suspension, a U-shaped groove 301 is formed in the U-shaped flat plate 31, and a middle shaft of a shock absorber on the rear suspension is embedded into the U-shaped groove 301 and contacts with the inner arc surface of the U-shaped groove 301.

When the rear suspension enters the final assembly process, the rear suspension to be assembled is placed on the flat plate tray 5, the conical positioning pin 202 on the positioning part 21 of the auxiliary frame positioning jig 2 is clamped into the corresponding mounting hole on the auxiliary frame, the L-shaped supporting part 22 with the proper size is selected, the two end parts of the L-shaped supporting part are pre-tightened with the corresponding positioning part 21 and the flat plate tray 5 respectively through bolts, the auxiliary frame positioning jig 2 is adjusted, when the cylindrical boss 201 is attached to the upper surface of the auxiliary frame, the relative position of each mounting part is kept unchanged, and each fixing bolt is locked. And then the trailing arm of the rear suspension passes through the small hole of the stepped round hole 101 to enter the large hole, and the trailing arm is fixed by a cylindrical positioning pin 4 which passes through a through hole 102 in the vertical direction from top to bottom. And finally, after the middle shaft of the shock absorber on the rear suspension is embedded into the U-shaped groove 301 and is in contact with the inner arc surface of the U-shaped groove 301, the positioning column 32 is inserted into the corresponding mounting hole of the rear suspension and is fixed, and positioning of the whole rear suspension before assembly is completed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a rear overhang divides dress positioning jig, includes one or more mutually independent positioning jig and bearing tray, mutually independent positioning jig installs on bearing tray or the rear overhang assembly, its characterized in that: and part or all of the positioning jig is formed by combining an upper positioning part and a lower supporting part.

2. The rear overhang mounting and positioning jig of claim 1, wherein: the positioning part and the supporting part are coaxially sleeved, and the positioning part can rotate relative to the supporting part when the connecting part of the positioning part and the supporting part is not fixed.

3. The rear overhang positioning jig according to any one of claims 1 or 2, wherein: the connecting positions of the positioning part and the supporting part are fastened through bolts, and the connecting positions are adjustable in the vertical direction.

4. The rear overhang mounting and positioning jig of claim 3, wherein: the bearing tray is a reference horizontal plane with vertical array screw holes, the supporting part is an L-shaped rod, a long round through hole is formed in the horizontal part of the supporting part, and a bolt vertically penetrates through the long round through hole and then is matched with the screw holes.

5. The rear overhang mounting and positioning jig of claim 3, wherein: the bearing tray is a reference horizontal plane with vertical array screw holes, the supporting part is an L-shaped rod, a U-shaped groove is formed in the horizontal part of the supporting part, and a bolt vertically penetrates through the U-shaped groove and then is matched with the screw holes.

6. The rear overhang mounting and positioning jig of claim 3, wherein: the three mutually independent positioning tools are respectively a towing arm positioning tool, an auxiliary frame positioning tool and a shock absorber positioning tool, wherein the towing arm positioning tool and the auxiliary frame positioning tool are formed by combining an upper positioning part and a lower supporting part, and the positioning part of the towing arm positioning tool comprises a hole through which the towing arm to be positioned can pass and a radial bolt used for fixing the towing arm in the hole; the positioning part of the auxiliary frame positioning jig comprises a mounting arm and a conical bolt mounted on the mounting arm, and the conical bolt can vertically penetrate through a mounting hole in the auxiliary frame to be positioned; the shock absorber positioning jig comprises a vertical positioning column and a horizontal U-shaped plate installed on the mounting column, and when the mounting column is inserted into a mounting hole of the rear suspension, a middle shaft of a shock absorber to be positioned can be clamped into the U-shaped plate and is in contact with an arc-shaped part of the U-shaped plate.