CN111579359A

CN111579359A - Embedment test fixture

Info

Publication number: CN111579359A
Application number: CN202010384496.2A
Authority: CN
Inventors: 韩金娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-08-25

Abstract

The utility model provides an embedment test fixture, by welding frame, square locating piece, location backing pin, T type supporting shoe, first clamping bolt, first plain noodles briquetting, location bulb, turn over the board subassembly and constitute, welding frame is strengthened violently pipe, six first locating plates, twelve second locating plates, two location backing pin boards and three and turns over board subassembly mounting panels welding by welding chassis, big flat board, three long riser, a short riser, three diagonal braces, one and forms, turns over the board subassembly by U type supporting seat, L type and turns over board, axis of rotation, fixing bolt, second clamping bolt, second plain noodles briquetting and constitute. The invention provides a filling and sealing test fixture which is simple in structure, convenient and fast to clamp and accurate in positioning, is used for filling and sealing between a co-bonded composite material structural member and an aluminum box, and can greatly improve the filling and sealing work efficiency and filling and sealing quality.

Description

Embedment test fixture

Technical Field

The invention relates to a filling and sealing test fixture, in particular to a test fixture for filling and sealing metal parts and composite parts.

Background

In recent years, composite materials, carbon fibers, have been widely used in various fields, including many household fields, on the premise that the composite materials are light in weight, strong enough in strength under the same mass, more and more stable in molding process, and more reliable in edge processing method. In the later stage, the composite material is used as a basic structure material and may be widely popularized. On the basis of composite materials, the potting adhesive materials of the composite materials and various light high-strength metals are also widely researched, for example, the potting adhesive materials of the composite materials and magnesium alloy, aluminum alloy, titanium alloy and the like are subjected to potting adhesive bonding.

In the process of filling, sealing and bonding the composite material and the traditional metal material, the overall mechanical property of the filled and sealed material needs to pass more professional mechanical property analysis and test and be applied in special occasions, and the market popularization value is gradually shown in the future. Therefore, the invention focuses on the research of the potting and bonding of the composite material and the metal material, and particularly designs a part of clamps specially used for the potting of the test piece to finish the manufacturing tasks of various test pieces.

Disclosure of Invention

The invention aims to provide a potting test fixture and a processing technical scheme of the potting test fixture so as to meet the requirements of manufacturing a potting test piece made of composite materials and metal materials.

In order to achieve the purpose, the invention provides the following technical scheme:

an encapsulation test fixture comprises a welding frame, square positioning blocks, positioning stop pins, T-shaped supporting blocks, first clamping bolts, first smooth pressing blocks, positioning ball heads and turning plate assemblies, wherein the welding frame is formed by welding a welding underframe, a large flat plate, three long vertical pipes, a short vertical pipe, three inclined supporting rods, a reinforcing transverse pipe, six first positioning plates, twelve second positioning plates, two positioning stop pin plates and three turning plate assembly mounting plates; the welding chassis is welded with a large flat plate, the large flat plate is in a step shape and is respectively provided with a positioning surface and a welding supporting surface, the positioning surface is higher than the welding supporting surface and is parallel to the welding supporting surface, the short vertical pipe and the long vertical pipe are sequentially welded on the welding supporting surface of the large flat plate side by side, three inclined supporting rods are respectively welded at the rear sides of the three long vertical pipes, the three long vertical pipes are welded into an integral frame structure through a reinforcing transverse pipe, the uppermost ends of the three long vertical pipes are respectively welded with a turning plate assembly mounting plate, the front side surface of each long vertical pipe is respectively welded with a first positioning plate, four second positioning plates and a first positioning plate from top to bottom, and the front side surface of the short vertical pipe is respectively welded with two positioning pin blocking plates from top to bottom; the welding chassis comprises a welding chassis large flat plate, a welding frame, a reference A, a reference D, twelve second positioning plates, a reference C, two positioning stop pin plates, two positioning stop pin holes, two positioning stop pins and two positioning stop pins, wherein the positioning surface of the welding chassis large flat plate is exposed, the flatness requirement is within 0.05, the reference A is set, the two positioning stop pin plates on the welding frame and six first positioning plates form a coplane, the reference D is set, the twelve second positioning plates on the welding frame form a coplane, the reference C is set as the reference C, the reference C is parallel to the reference D, the two positioning stop pin plates are respectively processed with a positioning stop pin bottom hole; the twelve second positioning plates are respectively provided with a positioning ball head bottom hole, and the positioning ball heads are sleeved in the positioning ball head bottom holes in a clearance fit manner; the T-shaped supporting blocks are inverted T-shaped and fixed on the positioning surface of the large flat plate through a screw pin structure, and the number of the T-shaped supporting blocks is three, and the T-shaped supporting blocks are respectively arranged on the front sides of the three long vertical pipes; four first clamping bolt threaded bottom holes are formed in the T-shaped supporting block from top to bottom, the first clamping bolts are mounted on the T-shaped supporting block through the first clamping bolt threaded bottom holes, and a first smooth pressing block is rotatably sleeved at the front end of each first clamping bolt; the square positioning block is fixedly arranged on the positioning surface of the large flat plate through a screw pin structure, the square positioning block is arranged between the short vertical pipe and the T-shaped supporting block and is arranged at the outer side of the short vertical pipe and the T-shaped supporting block, a reference surface B is arranged on the square positioning block, a fixed distance X is kept between the reference surface B and a connecting line of the two positioning guide pins, and the distance tolerance requirement is positive and negative 0.2; the turning plate assembly comprises a U-shaped supporting seat, an L-shaped turning plate, a rotating shaft, a fixing bolt, a second clamping bolt and a second smooth pressing block, the U-shaped supporting seat is fixed on a turning plate assembly mounting plate of the welding frame through a screw pin structure, the L-shaped turning plate is rotatably fixed on the U-shaped supporting seat through the rotating shaft, a second clamping bolt threaded bottom hole is further formed in the L-shaped turning plate, when the L-shaped turning plate is turned to a working position, the fixing bolt is detachably mounted on the U-shaped supporting seat and the L-shaped turning plate, the second clamping bolt threaded bottom hole faces to a first positioning plate of the welding chassis, the second clamping bolt is rotatably sleeved on the L-shaped turning plate, and the second smooth pressing block is rotatably sleeved at the front end of the second clamping bolt; and 4 lifting bolts are also arranged on the welding underframe.

As a further scheme of the invention: the processing technical scheme of the filling and sealing test fixture is that the welding frame is tempered after being welded, and the positioning surface of the large flat plate is processed to be within 0.05 of flatness; grinding the upper plane and the lower plane of the square positioning plate, and polishing one side surface serving as a reference B to ensure the perpendicularity with the upper plane and the lower plane; fixedly mounting the square positioning plate on the positioning surface of the large flat plate through a screw pin structure according to the space size requirement; processing two positioning pin baffle plates and six first positioning plates into a plane by using a reference A and a reference B, and processing twelve second positioning plates on the welding frame into a plane to ensure the perpendicularity of the two planes and the reference surface A; simultaneously, boring two positioning stop pin bottom holes in the two positioning stop pin plates to ensure that a fixed distance X is kept between the reference surface B and a connecting line of the two positioning guide pins, and the distance tolerance requirement is within plus or minus 0.2; meanwhile, twelve second positioning plates on the welding frame are respectively provided with positioning ball head bottom holes.

Compared with the prior art, the invention has the beneficial effects that: a composite material and metal material filling and sealing glue joint test belongs to a new process and new method exploration stage, and the designed filling and sealing test fixture can greatly improve the positioning precision and filling and sealing test efficiency of filling and sealing test piece manufacturing and improve the quality stability of the filling and sealing test piece.

Drawings

Fig. 1 is a schematic structural view of a potting test fixture (with a potting product) of the present invention.

Fig. 2 is a schematic structural view of the potting test fixture of the present invention.

Fig. 3 is a schematic structural view of a potting test fixture (front view) of the present invention.

Fig. 4 is a schematic structural view of the potting test jig (side view) of the present invention.

Fig. 5 is a schematic structural view (in plan view) of the potting test fixture of the present invention.

In the figure: 01-T-shaped supporting block, 03-square positioning block, 05-adjustable supporting foot, 07-positioning stop pin, 09-positioning ball head, 11-first clamping bolt, 13-first smooth surface pressing block, 15-second clamping bolt, 17-second smooth surface pressing block, 19-lifting bolt, 100-welding frame, 101-welding underframe, 103-large flat plate, 105-positioning surface, 107-welding supporting surface, 109-long vertical pipe, 111-short vertical pipe, 113-reinforcing horizontal pipe, 115-diagonal brace, 117-positioning stop pin plate, 119-second positioning plate, 121-first positioning plate, 200-flap assembly, 201-U-shaped supporting seat, 203-rotating shaft, 205-L-shaped flap, 207-fixing pin and 209-second clamping bolt threaded bottom hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments 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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1 to 5, an encapsulation test fixture comprises a welding frame 100, a square positioning block 03, a positioning stop pin 07, a T-shaped supporting block 01, a first clamping bolt 11, a first smooth pressing block 13, a positioning ball 09 and a turning plate assembly 200, wherein the welding frame is formed by welding a welding underframe 101, a large flat plate 103, three long vertical pipes 109, a short vertical pipe 111, three inclined supporting rods 115, a reinforcing transverse pipe 113, six first positioning plates 121, twelve second positioning plates 119, two positioning stop pin plates 117 and three turning plate assembly mounting plates, the welding underframe is welded into a square frame shape by sectional materials, and the welding underframe is provided with an adjustable supporting leg 05 through four connecting plates; the large flat plate of the welding frame can be adjusted to be kept horizontal through the adjustable supporting leg 05. The welding chassis is welded with a large flat plate, the large flat plate is in a step shape and is respectively provided with a positioning surface and a welding supporting surface, the positioning surface is higher than the welding supporting surface and is parallel to the welding supporting surface, the short vertical pipe and the long vertical pipe are sequentially welded on the welding supporting surface of the large flat plate side by side, three inclined supporting rods are respectively welded at the rear sides of the three long vertical pipes, the three long vertical pipes are welded into an integral frame structure through a reinforcing transverse pipe, the uppermost ends of the three long vertical pipes are respectively welded with a turning plate assembly mounting plate, the front side surface of each long vertical pipe is respectively welded with a first positioning plate, four second positioning plates and a first positioning plate from top to bottom, and the front side surface of the short vertical pipe is respectively welded with two positioning pin blocking plates from top to bottom; the welding chassis comprises a welding chassis large flat plate, a welding frame, a reference A, a reference D, twelve second positioning plates, a reference C, two positioning stop pin plates, two positioning stop pin holes, two positioning stop pins and two positioning stop pins, wherein the positioning surface of the welding chassis large flat plate is exposed, the flatness requirement is within 0.05, the reference A is set, the two positioning stop pin plates on the welding frame and six first positioning plates form a coplane, the reference D is set, the twelve second positioning plates on the welding frame form a coplane, the reference C is set as the reference C, the reference C is parallel to the reference D, the two positioning stop pin plates are respectively processed with a positioning stop pin bottom hole; the twelve second positioning plates are respectively provided with a positioning ball head bottom hole, and the positioning ball heads are sleeved in the positioning ball head bottom holes in a clearance fit manner; the T-shaped supporting blocks are inverted T-shaped and fixed on the positioning surface of the large flat plate through a screw pin structure, and the number of the T-shaped supporting blocks is three, and the T-shaped supporting blocks are respectively arranged on the front sides of the three long vertical pipes; four first clamping bolt threaded bottom holes are formed in the T-shaped supporting block from top to bottom, the first clamping bolts are mounted on the T-shaped supporting block through the first clamping bolt threaded bottom holes, and a first smooth pressing block is rotatably sleeved at the front end of each first clamping bolt; the square positioning block is fixedly arranged on the positioning surface of the large flat plate through a screw pin structure, the square positioning block is arranged between the short vertical pipe and the T-shaped supporting block and is arranged at the outer side of the short vertical pipe and the T-shaped supporting block, a reference surface B is arranged on the square positioning block, a fixed distance X is kept between the reference surface B and a connecting line of the two positioning guide pins, and the distance tolerance requirement is positive and negative 0.2; the turning plate assembly comprises a U-shaped supporting seat 201, an L-shaped turning plate 205, a rotating shaft 203, a fixing bolt 207, a second clamping bolt 15 and a second smooth pressing block 17, the U-shaped supporting seat is fixed on a turning plate assembly mounting plate of the welding frame through a bolt structure, the L-shaped turning plate is rotatably fixed on the U-shaped supporting seat through the rotating shaft, a second clamping bolt threaded bottom hole 209 is further formed in the L-shaped turning plate, when the L-shaped turning plate is turned to a working position, the fixing bolt is detachably mounted on the U-shaped supporting seat and the L-shaped turning plate, the second clamping bolt threaded bottom hole faces to a first positioning plate of the welding chassis, the second clamping bolt is rotatably sleeved on the L-shaped turning plate, and a second smooth pressing block is rotatably sleeved at the front end of the second clamping bolt; the welding underframe is also provided with 4 lifting bolts 19.

A filling and sealing test fixture is mainly used for filling and sealing tasks between a co-bonded composite material structural member and an aluminum box. As shown in the attached drawing 1, put the aluminium box body on the locating surface of the big flat board of welding frame, lean on simultaneously at square locating piece benchmark B with three below of welding frame on the first locating plate, in the compound material structure piece nestification of joint bonding of will joining together again the aluminium box body, a side of the compound material structure piece of joint bonding of joining together leans on two location stop pin 07 is fixed a position, and the compound material structure piece of joint bonding of joining together leans on the face that twelve location bulbs 09 formed, fixes the compound material structure piece of joint bonding of joining together through first clamping bolt 11, first plain noodles briquetting 13, can start first side embedment work, to casting embedment material in the aluminium complex, the compaction is fastened. The structural part filled and sealed by the materials on one side is detached, the second box body is placed on the positioning surface of the large flat plate of the welding frame, meanwhile, the structural part filled and sealed on one side is integrally embedded and sleeved on the second box body by leaning against the reference B of the square positioning block and the three first positioning plates below the welding frame, the whole structural part is fixed by the turning plate assembly 200, the filling and sealing materials are cast into the second aluminum alloy box body, the two aluminum alloy box bodies are compacted and fastened, and the two aluminum alloy box bodies are conveyed into a drying room to be cured, so that the complete filling and sealing test piece is manufactured. The encapsulation test piece can be used for testing the mechanical property of a specific combined structure and carrying out related experiments.

The processing technical scheme of the filling and sealing test fixture is that the welding frame is tempered after being welded, and the positioning surface of the large flat plate is processed to be within 0.05 of flatness; grinding the upper plane and the lower plane of the square positioning plate, and polishing one side surface serving as a reference B to ensure the perpendicularity with the upper plane and the lower plane; fixedly mounting the square positioning plate on the positioning surface of the large flat plate through a screw pin structure according to the space size requirement; processing two positioning pin baffle plates and six first positioning plates into a plane by using a reference A and a reference B, and processing twelve second positioning plates on the welding frame into a plane to ensure the perpendicularity of the two planes and the reference surface A; simultaneously, boring two positioning stop pin bottom holes in the two positioning stop pin plates to ensure that a fixed distance X is kept between the reference surface B and a connecting line of the two positioning guide pins, and the distance tolerance requirement is within plus or minus 0.2; meanwhile, twelve second positioning plates on the welding frame are respectively provided with positioning ball head bottom holes. The technical scheme is the core technical scheme and the control requirement of the encapsulating test fixture, but is not the only technical scheme for realizing. By adopting the technical scheme, the processing precision of the filling and sealing test fixture can be effectively ensured.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An encapsulation test fixture is characterized by comprising a welding frame, square positioning blocks, positioning stop pins, T-shaped supporting blocks, first clamping bolts, a first smooth surface pressing block, positioning ball heads and a turning plate assembly, wherein the welding frame is formed by welding a welding underframe, a large flat plate, three long vertical pipes, a short vertical pipe, three inclined supporting rods, a reinforcing transverse pipe, six first positioning plates, twelve second positioning plates, two positioning stop pin plates and three turning plate assembly mounting plates; the welding chassis is welded with a large flat plate, the large flat plate is in a step shape and is respectively provided with a positioning surface and a welding supporting surface, the positioning surface is higher than the welding supporting surface and is parallel to the welding supporting surface, the short vertical pipe and the long vertical pipe are sequentially welded on the welding supporting surface of the large flat plate side by side, three inclined supporting rods are respectively welded at the rear sides of the three long vertical pipes, the three long vertical pipes are welded into an integral frame structure through a reinforcing transverse pipe, the uppermost ends of the three long vertical pipes are respectively welded with a turning plate assembly mounting plate, the front side surface of each long vertical pipe is respectively welded with a first positioning plate, four second positioning plates and a first positioning plate from top to bottom, and the front side surface of the short vertical pipe is respectively welded with two positioning pin blocking plates from top to bottom; the welding chassis comprises a welding chassis large flat plate, a welding frame, a reference A, a reference D, twelve second positioning plates, a reference C, two positioning stop pin plates, two positioning stop pin holes, two positioning stop pins and two positioning stop pins, wherein the positioning surface of the welding chassis large flat plate is exposed, the flatness requirement is within 0.05, the reference A is set, the two positioning stop pin plates on the welding frame and six first positioning plates form a coplane, the reference D is set, the twelve second positioning plates on the welding frame form a coplane, the reference C is set as the reference C, the reference C is parallel to the reference D, the two positioning stop pin plates are respectively processed with a positioning stop pin bottom hole; the twelve second positioning plates are respectively provided with a positioning ball head bottom hole, and the positioning ball heads are sleeved in the positioning ball head bottom holes in a clearance fit manner; the T-shaped supporting blocks are inverted T-shaped and fixed on the positioning surface of the large flat plate through a screw pin structure, and the number of the T-shaped supporting blocks is three, and the T-shaped supporting blocks are respectively arranged on the front sides of the three long vertical pipes; four first clamping bolt threaded bottom holes are formed in the T-shaped supporting block from top to bottom, the first clamping bolts are mounted on the T-shaped supporting block through the first clamping bolt threaded bottom holes, and a first smooth pressing block is rotatably sleeved at the front end of each first clamping bolt; the square positioning block is fixedly arranged on the positioning surface of the large flat plate through a screw pin structure, the square positioning block is arranged between the short vertical pipe and the T-shaped supporting block and is arranged at the outer side of the short vertical pipe and the T-shaped supporting block, a reference surface B is arranged on the square positioning block, a fixed distance X is kept between the reference surface B and a connecting line of the two positioning guide pins, and the distance tolerance requirement is positive and negative 0.2; the turning plate assembly comprises a U-shaped supporting seat, an L-shaped turning plate, a rotating shaft, a fixing bolt, a second clamping bolt and a second smooth pressing block, the U-shaped supporting seat is fixed on a turning plate assembly mounting plate of the welding frame through a screw pin structure, the L-shaped turning plate is rotatably fixed on the U-shaped supporting seat through the rotating shaft, a second clamping bolt threaded bottom hole is further formed in the L-shaped turning plate, when the L-shaped turning plate is turned to a working position, the fixing bolt is detachably mounted on the U-shaped supporting seat and the L-shaped turning plate, the second clamping bolt threaded bottom hole faces to a first positioning plate of the welding chassis, the second clamping bolt is rotatably sleeved on the L-shaped turning plate, and the second smooth pressing block is rotatably sleeved at the front end of the second clamping bolt; and 4 lifting bolts are also arranged on the welding underframe.

2. The potting test fixture of claim 1, wherein: the processing technical scheme of the filling and sealing test fixture is that the welding frame is tempered after being welded, and the positioning surface of the large flat plate is processed to be within 0.05 of flatness; grinding the upper plane and the lower plane of the square positioning plate, and polishing one side surface serving as a reference B to ensure the perpendicularity with the upper plane and the lower plane; fixedly mounting the square positioning plate on the positioning surface of the large flat plate through a screw pin structure according to the space size requirement; processing two positioning pin baffle plates and six first positioning plates into a plane by using a reference A and a reference B, and processing twelve second positioning plates on the welding frame into a plane to ensure the perpendicularity of the two planes and the reference surface A; simultaneously, boring two positioning stop pin bottom holes in the two positioning stop pin plates to ensure that a fixed distance X is kept between the reference surface B and a connecting line of the two positioning guide pins, and the distance tolerance requirement is within plus or minus 0.2; meanwhile, twelve second positioning plates on the welding frame are respectively provided with positioning ball head bottom holes.