CN103567927A

CN103567927A - Assembling inspection jig

Info

Publication number: CN103567927A
Application number: CN201310580009.XA
Authority: CN
Inventors: 杨成文
Original assignee: Guizhou Fenglei Aviation Ordnance Co Ltd
Current assignee: Guizhou Fenglei Aviation Ordnance Co Ltd
Priority date: 2013-11-19
Filing date: 2013-11-19
Publication date: 2014-02-12
Anticipated expiration: 2033-11-19
Also published as: CN103567927B

Abstract

The invention relates to the field of tool jigs, in particular to an assembling inspection jig which comprises a base, a mounting body, locating blocks and a clamping component. When certain position relationship of multiple points relative to a standard point needs to be guaranteed on parts, a plurality of locating block sets are correspondingly designed, locating pins can be inserted into pin holes of the locating blocks and corresponding pin holes of the parts respectively, meanwhile, when the position relationship between the pin holes of the parts must be guaranteed, the positions of the locating blocks can be determined, the locating blocks are fixed on a mounting body, special-shaped locating blocks comprise sliding tracks and sliding blocks matched with the sliding tracks, and the position relationship between the parts limited by standard point locating blocks, the locating blocks and the special-shaped locating blocks meets the requirement of assembling size. The assembling inspection jig is simple and practical in structure, assembling accuracy during a product machining process can be greatly improved, the product passing rate can be improved, working efficiency is improved, and the assembling inspection jig is especially suitable for batch production of precision assembling.

Description

A kind of assembly test fixture

Technical field

The present invention relates to frock clamp, be specifically related to a kind of assembly test fixture using while assembling parts.

Background technology

In field of machining, especially in accurate mechanical processing process, when parts are assembled into finished product or semi-finished product, need parts to there is each other good uniformity and harmony, the a part that is product must guarantee how many apart from the size at another position, as certain a bit need to guarantee that conforming dimensional requirement is more, the poor requirement of work producing while assembling is tighter, and a little error of assembling process just likely can not meet requirement.In addition, the out-of-shape of some parts, and the connected mode between them in addition is also not quite similar, and causes matching requirements higher.In prior art, to the assembling of the above-mentioned type product and processing, many employings are manually rule, are got a little, and then parts are carried out to clamping, assembling.This assembling mode just easily causes error in point process is got in artificial line, and a plurality of error propagation very likely cause the product percent of pass of assembling out low, and existing processing method inefficiency, and in batch production, the interchangeability of product is poor.

Summary of the invention

For solving in prior art, low, the ineffective technical problem of product percent of pass in parts assembling, the invention provides a kind of can be by the accurate orientation assemble cramp for verifying and checking of parts.

A cramp for verifying and checking, comprises base, fixing body, and fixing body is fixed on base, it is characterized in that: also comprise locating piece, clamp assembly, described locating piece is divided into standard point locating piece, locating piece and special-shaped locating piece; Standard point locating piece is fixed on fixing body, on standard point locating piece, is processed with pin-and-hole, and the relevant position on the parts corresponding with standard point locating piece is also processed with pin-and-hole, and the pin-and-hole on standard point locating piece connects by connecting pin with the pin-and-hole on corresponding parts; On parts, need to guarantee that multiple spot with respect to standard point position relationship one regularly, respective design is organized locating piece more, the pin-and-hole of locating piece and the respective pin hole of parts can be inserted respectively alignment pin, in the time of must guaranteeing the pin-and-hole position relationship between parts simultaneously, can determine the position of locating piece, locating piece is fixed on fixing body; Abnormity locating piece is comprised of slide rail, slide block two parts of mating with slide rail, the operative end surface of slide block is the curved surface of coupling parts shaped face, along slide rail during away from parts, can take out or put into parts, on the fixing body of slide block and correspondence, be all designed with dowel hole, slide block arrives after dowel hole, insert alignment pin, the curved surface of parts shaped face and slide block fits, the location positioning of parts now, then with clamp assembly, the parts of having determined position relationship are clamped to treat next step processing respectively; Position relationship between the parts that limited by standard point locating piece, locating piece, special-shaped locating piece meets fitted position requirement.

The present invention utilizes the pin-and-hole of different locating pieces to limit the position relationship of different parts, makes it meet matching requirements, then after respectively parts being fixed with clamp assembly, can assemble processing to parts.The present invention is simple and practical, can greatly improve the assembly precision in product processing, improves product percent of pass, increases work efficiency, and is particularly useful for the batch production of accurate assembling.

Accompanying drawing explanation

The drawing of accompanying drawing of the present invention is described as follows:

Fig. 1: a kind of structural representation of assembly test fixture;

Fig. 2: the top view of structural representation in Fig. 1;

In figure: 1. the front slide rail of the base 2. channel-section steel assembly front boring assembly 5. standard point locating piece 6. front vertical plate 7. locating piece rear boring assembly rear special-shaped locating piece 12. standard point connecting pin front special-shaped locating surface 15. of 13. connecting pin 14 of 10 aft ramp 11. of 8. back vertical plate 9. of 3. slide block 4..

The specific embodiment

Below in conjunction with accompanying drawing, it is as follows that the present invention is further illustrated:

A cramp for verifying and checking, comprises base 1, fixing body, and fixing body is fixed on base, it is characterized in that: also comprise locating piece 7, clamp assembly, described locating piece is divided into standard point locating piece 5, locating piece 7 and special-shaped locating piece; Standard point locating piece 5 is fixed on fixing body, on standard point locating piece 5, be processed with pin-and-hole, relevant position on the parts corresponding with standard point locating piece 5 is also processed with pin-and-hole, and the pin-and-hole on standard point locating piece 5 connects by standard point connecting pin 12 with the pin-and-hole on corresponding parts; On parts, need to guarantee that multiple spot with respect to standard point position relationship one regularly, respective design is organized locating piece more, the pin-and-hole of locating piece 7 and the respective pin hole of parts can be inserted respectively alignment pin, must guarantee that the pin-and-hole position relationship between parts is certain simultaneously, can determine the position of locating piece, locating piece is fixed on fixing body; Abnormity locating piece is comprised of slide rail, slide block two parts of mating with slide rail, the operative end surface of slide block is the curved surface of coupling parts shaped face, along slide rail during away from parts, can take out or put into parts, on the fixing body of slide block and correspondence, be all designed with dowel hole, slide block arrives after dowel hole, insert alignment pin, the curved surface of parts shaped face and slide block fits, the location positioning of parts now, then with clamp assembly, the parts of having determined position relationship are clamped to treat next step processing respectively; Position relationship between the parts that limited by standard point locating piece, locating piece, special-shaped locating piece meets fitted position requirement.

Accurate assembling also without the distance of point between undesired parts and point necessarily, axial consistent, level can not have deviation, utilizes fixture provided by the invention, can realize accurate assembling demand completely.The part to be processed of take below need to connect the parts of pointed shape as long beam, two ends, requires the parts of pointed shape and the axial height of long beam is consistent, can not have the angle of pitch, junction riveted joint.

Choose the fixing point of long beam as standard point, standard point locating piece 5 is fixed on fixing body, and the pin-and-hole on it is connected with standard point connecting pin 12 with the pin-and-hole on long beam, then the locating piece corresponding with standard point 7 is separately fixed on positioning body; Front-slider 3 exits positioning states along front slide rail 15, front end pointed part is put into relevant position, promote front-slider 3 restoring to normal position places, with alignment pin, locate, the front special-shaped locating surface 14 of front-slider 3 is the curved surfaces that match with pointed part profile, before adjusting, pointed part position, can reach assembling needs; Now utilize clamp assembly to clamp on front pointed part and long beam; After utilizing equally 10 pairs of rear sliders 11, aft ramp, pointed part positions, and then clamps.When cause is determined the position relationship of locating piece, require the pin-and-hole of locating piece 7 and the respective pin hole of parts can insert respectively connecting pin 13, must guarantee that the pin-and-hole position relationship between parts is certain simultaneously, now with connecting pin 13, insert respectively the pin-and-hole of locating piece, as the pin-and-hole of the pin-and-hole of corresponding locating piece and parts to be assembled, insert and do not enter connecting pin, the processing of the assembling of parts or parts itself is undesirable, in assembling, also the processing of parts has been played the effect of verification.

For alleviating the weight of integral clamp, described fixing body is welded by channel-section steel assembly 2, and after groove connects slot welding, fixing body has just formed the cuboid of hollow.Select channel-section steel welding, can also be convenient to the installation of locating piece.

For making to assemble better effects if, the present invention's assembly 4 of also holing before crossbeam and front pointed part junction are designed with, is clamped in connector position, in the lap-joint of front pointed part and crossbeam, holes and rivets.In like manner, the assembly 9 of holing after the junction of rear pointed part and crossbeam is designed with, is fixed together rear pointed part and crossbeam.

For the crossbeam after guarantee clamping not before and after play, the present invention is also designed with respectively front vertical plate 6, back vertical plate 8 at beam body side surface, is all processed with Anti-moving hole on the riser of front and back, is connected with connecting pin with the Anti-moving hole of crossbeam.

Claims

1. one kind is assembled cramp for verifying and checking, comprise base (1), fixing body, it is upper that fixing body is fixed on base (1), it is characterized in that: also comprise locating piece (7), clamp assembly, described locating piece is divided into standard point locating piece (5), locating piece (7) and special-shaped locating piece; Standard point locating piece (5) is fixed on fixing body, standard point locating piece is processed with pin-and-hole on (5), relevant position on the parts corresponding with standard point locating piece (5) is also processed with pin-and-hole, and the pin-and-hole on standard point locating piece (5) connects by standard point connecting pin (12) with the pin-and-hole on corresponding parts; On parts, need to guarantee that multiple spot with respect to standard point position relationship one regularly, respective design is organized locating piece more, the pin-and-hole of locating piece (7) and the respective pin hole of parts can be inserted respectively alignment pin, must guarantee that the pin-and-hole position relationship between parts is certain simultaneously, can determine the position of locating piece, locating piece is fixed on fixing body; Abnormity locating piece is comprised of slide rail, slide block two parts of mating with slide rail, the operative end surface of slide block is the curved surface of coupling parts shaped face, along slide rail during away from parts, can take out or put into parts, on the fixing body of slide block and correspondence, be all designed with dowel hole, slide block arrives after dowel hole, insert alignment pin, the curved surface of parts shaped face and slide block fits, the location positioning of parts now, then with clamp assembly, the parts of having determined position relationship are clamped to treat next step processing respectively; Position relationship between the parts that limited by standard point locating piece (5), locating piece (7), special-shaped locating piece meets fitted position requirement.

2. a kind of assembling cramp for verifying and checking according to claim 1, it is characterized in that: use the fixing point of long beam as standard point, standard point locating piece (5) is fixed on fixing body, pin-and-hole on it is connected with the standard point connecting pin for pin-and-hole (12) on long beam, then the locating piece corresponding with standard point (7) is separately fixed on positioning body; Front-slider (3) exits positioning states along front slide rail (15), front end pointed part is put into relevant position, promote front-slider (3) restoring to normal position place, with alignment pin, locate, front-slider operative end surface is the curved surface matching with pointed part profile, before adjusting, pointed part position, can reach assembling needs; Now utilize clamp assembly to clamp on front pointed part and long beam; Utilize equally rear slider (11), aft ramp (10) to position rear pointed part, and then clamp.

3. a kind of assembling cramp for verifying and checking according to claim 1 and 2, is characterized in that: for alleviating the weight of integral clamp, described fixing body is welded by channel-section steel assembly 2, and after groove connects slot welding, fixing body has just formed the cuboid of hollow.

4. a kind of assembling cramp for verifying and checking according to claim 1 and 2, is characterized in that: the assembly (4) of also holing before crossbeam and front pointed part junction are designed with, be clamped in connector position, and in the lap-joint of front pointed part and crossbeam, hole and rivet.

5. a kind of assembling cramp for verifying and checking according to claim 1 and 2, is characterized in that: also at beam body side surface, be designed with respectively front vertical plate (6), back vertical plate (8), be all processed with Anti-moving hole on the riser of front and back, be connected with connecting pin with the Anti-moving hole of crossbeam.