CN109149461A - A kind of board plug type cable testing bridge and preparation method thereof - Google Patents
A kind of board plug type cable testing bridge and preparation method thereof Download PDFInfo
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- CN109149461A CN109149461A CN201811049311.1A CN201811049311A CN109149461A CN 109149461 A CN109149461 A CN 109149461A CN 201811049311 A CN201811049311 A CN 201811049311A CN 109149461 A CN109149461 A CN 109149461A
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- plate
- testing bridge
- cable testing
- plug type
- board plug
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0456—Ladders or other supports
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/047—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with magnesium as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
- C23C22/37—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also hexavalent chromium compounds
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0406—Details thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0406—Details thereof
- H02G3/0412—Heat or fire protective means
Abstract
The invention discloses a kind of board plug type cable testing bridges, it is related to cable testing bridge technical field, including gantry ontology, the gantry ontology includes integrally formed bottom plate and two opposite side plates, the guide rail along side plate length direction is provided on the medial surface of the side plate, plate is additionally provided between two side plates, the both ends of the plate are slidably arranged on guide rail respectively, and the plate is parallel to bottom plate.Gantry can be separated into multiple cable placing grooves by the way that plate to be inserted into cable testing bridge by the present invention, can place more cable, can also be classified according to the type of cable, and cable laying is more orderly, and cable is safeguarded and overhauled convenient for subsequent.The invention also discloses a kind of preparation methods of board plug type cable testing bridge, not only increase the intensity and toughness of cable testing bridge, and effectively increase corrosion resistance.
Description
Technical field
The present invention relates to cable testing bridge technical fields, more particularly to a kind of board plug type cable testing bridge and preparation method thereof.
Background technique
Cable testing bridge is that electric wire, cable, umbilical laying is made to reach standardization, systematization, unitized cable laying device,
Its fundamental type includes following several: channel-type cable bridge, a kind of Totally-enclosed-type cable testing bridge, it is to be best suited for being laid with calculating
Electric cable, communication cable, thermocouple cable and other Highly Sensitive Systems control cable shielding interference and heavy corrosion environment in
The protection of cable has preferable effect；Tray type cable bridge, it has, and light-weight, load is big, handsome in appearance, structure is simple
The advantages that single, easy for installation, it is not only suitable for the installation of power cable, is also applied for the laying of control cable；Ladder-type cable
Gantry, the laying suitable for the laying of the big cable of general diameter, especially suitable for high and low power cable.
Existing cable testing bridge structure is single, and the number of cables that can be placed in gantry is limited, when the cable number that needs are placed
Measure more or cable type it is more when, when cable laying, is easy to wind mutually, influences subsequent maintenance and maintenance.
Summary of the invention
The technical problem to be solved by the present invention is to the shortcomings that overcoming the prior art, provide a kind of board plug type cable testing bridge
And preparation method thereof.
In order to solve the above technical problems, technical scheme is as follows:
A kind of board plug type cable testing bridge, including gantry ontology, the gantry ontology include that integrally formed bottom plate and two are opposite
Side plate, be provided with the guide rail along side plate length direction on the medial surface of the side plate, be additionally provided between two side plates
The both ends of plate, the plate are slidably arranged on guide rail respectively, and the plate is parallel to bottom plate.
Further, it is equidistant along side plate width direction that at least two guide rails, the guide rail is provided on each side plate
Setting, the quantity of the plate are consistent with the quantity of each side plate upper rail.
A kind of preceding board plug type cable testing bridge, the two sides of plate are provided with pulley, and the pulley is slidably arranged in
On guide rail.
A kind of preceding board plug type cable testing bridge is evenly arranged with several thermal vias on plate.
A kind of preceding board plug type cable testing bridge, one end of guide rail is provided with limited block.
A kind of preceding board plug type cable testing bridge, the constituent and its mass percent of gantry ontology are as follows: C:0.12-
0.15%, Si:0.32-0.34%, Ni:3.8-4.8%, Mg:5.6-6.4%, Nb:0.36-0.42%, Fe:2.1-3.6%,
Cr:3.24-3.48%, Zn:0.59-0.65%, surplus are Al and inevitable impurity.
A kind of preparation method of board plug type cable testing bridge, comprising the following steps:
S1: the raw material in addition to Al is added into non-vacuum induction furnace, and furnace temperature is adjusted to 1340-1400 DEG C, raw material is smelted
At alloy solution；
S2: Al is added into smelting furnace, and furnace temperature is adjusted to 700-750 DEG C, is smelted to Al, until being molten into molten aluminum；
S3: molten aluminum being mixed with alloy solution, refining agent is then added, and be passed through argon gas, and mixed alloy solution carries out essence
Refining, refining time 25-30min；
S4: by alloy solution, it is cooled to 560-640 DEG C, is then added to being poured into the mold pre-processed, is poured
Molding, obtains aluminium alloy extrusions；
S5: aluminium alloy extrusions is put into heating furnace, is heated to 290-325 DEG C, is kept the temperature 25-35min, is then cooled to room with the furnace
Temperature completes annealing, and aluminium alloy extrusions is then heated to 560-580 DEG C again, 35-45min is kept the temperature, then by aluminium alloy type
Material is quickly quenched in water, is quenched, and aluminium alloy extrusions is heated to 180-190 DEG C again after the completion of quenching, is subsequently placed in
At room temperature, 24-48h is stood, ageing treatment is carried out；
S6: aluminium alloy extrusions is immersed in acidic chromate processing solution, stands 2-3h；
S7: aluminium alloy extrusions is forged, cut, assembled and is welded, cable testing bridge is obtained.
A kind of preparation method of preceding board plug type cable testing bridge, acidic chromate processing solution is by following parts by weight
Component mixes: 3-5 parts of hydrofluoric acid, 8-10 parts of chromate, 2-3 parts of iron cyanide salt, 1-3 parts of DBU promotor, 35-40 parts of water.
A kind of preparation method of preceding board plug type cable testing bridge, the pH value of acidic chromate processing solution are 1.8-
3.0。
The beneficial effects of the present invention are:
(1) guide rail is arranged in the present invention on side plate, and sliding is provided with plate between two opposite guide rails, by by plate
It is inserted into cable testing bridge, gantry can be separated into multiple cable placing grooves, more cable can be placed, it can also be according to line
The type of cable is classified, and cable laying is more orderly, and cable is safeguarded and overhauled convenient for subsequent；
(2) be provided with a plurality of guide rail on each side plate in the present invention, and these are placed equidistant with along side plate width direction, so as to
It is inserted into muti-piece plate in gantry, increases the quantity of cable placing groove formed after separating, greater number and type can be placed
Cable；
(3) present invention is provided with pulley in the two sides of plate, is slided in guide rail by pulley and drives plate mobile, subtracted significantly
Small frictional force between plate and guide rail, to keep plate installing and dismounting more laborsaving, while also extending guide rail and plate
Service life；
(4) present invention is provided with limit plate in one end of guide rail, can be limited to plate by limit plate, avoid plate front end
Gantry is stretched out, installation effectiveness is influenced；
(5) present invention is uniformly provided with several thermal vias on plate, and the heat that cable generates at work can be from heat dissipation
Through-hole sheds, and increases the heat dissipation area of cable testing bridge, to improve the radiating efficiency of cable testing bridge；
(6) present invention uses substrate of the aluminium as cable testing bridge, not only light weight, reduces difficulty when cable testing bridge is set up, and
And good heat conductivity, effectively increase the heat dissipation performance of cable testing bridge；Si element is added in the feed, makes the casting of cable testing bridge
Property is more preferable, reduces the tearing tendency of aluminium alloy；Mg can effectively improve the strong of the aluminium alloy extrusions to be formed as intensified element
Degree；Cr can refine crystal grain, organize Recrystallization nucleation and growth process, improve the toughness of cable testing bridge；
(7) raw material in addition to aluminium is first smelted and is melted when preparing cable testing bridge by the present invention, then is mixed with molten aluminum, has
Effect ensure that the purity of molten aluminum, then refine to mixed alloy solution, the hydrogen that is effectively removed inside molten aluminum and floating
The oxidation residua of trip makes the intensity for the aluminium alloy extrusions to be formed improve 12-14%；Aluminium alloy extrusions after molding is first carried out
Annealing eliminates stress remaining in profile, thus Reducing distortion and crackle tendency；Quenched again, make alloy obtain high rigidity,
The martensitic structure of high-wearing feature, to improve the intensity of cable testing bridge；Ageing treatment is finally carried out, oversaturated solid solution is made
Body decomposes, and enables aluminum alloy to that profile tissue is more stable, so that the tensile strength of cable testing bridge be made to improve 18-21%, also makes cable
Gantry has good plasticity and toughness；
(8) present invention is put it into acidic chromate processing solution again after being heat-treated to aluminium alloy extrusions, closes aluminium
Golden Surface of profile forms one layer of adhesive force by force and the film layer of indissoluble, influences cable testing bridge by water and other corrosive mediums,
Especially alkaline medium improves 25-28% from the alkali-proof medium corrosive nature of cable testing bridge.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the top view of Fig. 1 centerboard；
Fig. 3 is the structural schematic diagram of guide rail；
Wherein: 1, bottom plate；2, side plate；3, guide rail；4, plate；5, pulley；6, thermal vias；7, limited block.
Specific embodiment
It is right below according to specific embodiment and in conjunction with attached drawing to make the contents of the present invention be easier to be clearly understood
The present invention makes further details of explanation.
Embodiment 1
A kind of 4 formula cable testing bridge of plate is present embodiments provided, including gantry ontology, gantry ontology include integrally formed bottom plate
1 and two opposite side plates 2.Three guide rails 3 are provided on the medial surface of each side plate 2, guide rail 3 is along 2 length side of side plate
To setting, three guide rails 3 are at the different height of side plate 2.Opposite guide rail 3 is in same level on two side plates 2.
Three blocks of plates 4 are additionally provided between two side plates 2, the left and right sides of plate 4 is fixedly installed with pulley 5, the sliding peace of pulley 5
It in guide rail 3, is moved in guide rail 3 by pulley 5, plate 4 can be driven to be moved forward and backward.
Wherein, be mounted on limited block 7 in the rear end of every guide rail 3, when the front end of plate 4 be pushed into guide rail 3 after
When end, limit plate plays position-limiting action to plate 4, and plate 4 is avoided to stretch out cable testing bridge.
In addition, be uniformly provided with several thermal vias 6 on plate 4, the heat that cable generates at work can be from dissipating
Heat through-hole 6 sheds.
The constituent and its mass percent of the present embodiment central bridge ontology are as follows: C:0.12%, Si:0.32%, Ni:
3.8%, Mg:5.6%, Nb:0.36%, Fe:2.1%, Cr:3.24%, Zn:0.59%, surplus be Al and inevitably it is miscellaneous
Matter.
The present embodiment additionally provides a kind of preparation method of 4 formula cable testing bridge of plate, comprising the following steps:
S1: the raw material in addition to Al is added into non-vacuum induction furnace, and furnace temperature is adjusted to 1340 DEG C, and raw material is smelted into alloy
Solution；
S2: Al is added into smelting furnace, and furnace temperature is adjusted to 700 DEG C, is smelted to Al, until being molten into molten aluminum；
S3: molten aluminum being mixed with alloy solution, refining agent is then added, and be passed through argon gas, and mixed alloy solution carries out essence
Refining, refining time 25min；
S4: by alloy solution, 560 DEG C are cooled to, is then added to being poured into the mold pre-processed, is poured into
Type obtains aluminium alloy extrusions；
S5: aluminium alloy extrusions is put into heating furnace, is heated to 290 DEG C, is kept the temperature 25min, is then cooled to room temperature with the furnace, is completed
Then aluminium alloy extrusions is heated to 560 DEG C again by annealing, keep the temperature 35min, then aluminium alloy extrusions is quickly quenched into water
In, be quenched, quenching after the completion of aluminium alloy extrusions is heated to 180 DEG C again, be subsequently placed at room temperature, stand for 24 hours, into
Row ageing treatment；
S6: aluminium alloy extrusions being immersed in the acidic chromate processing solution that pH value is 3.0, stands 2h；
S7: aluminium alloy extrusions is forged, cut, assembled and is welded, cable testing bridge is obtained.
Wherein, acidic chromate processing solution is mixed by the component of following parts by weight: 3 parts of hydrofluoric acid, chromate 8
Part, 2 parts of iron cyanide salt, 1 part of DBU promotor, 35 parts of water.
Embodiment 2
A kind of 4 formula cable testing bridge of plate is present embodiments provided, including gantry ontology, gantry ontology include integrally formed bottom plate
1 and two opposite side plates 2.Three guide rails 3 are provided on the medial surface of each side plate 2, guide rail 3 is along 2 length side of side plate
To setting, three guide rails 3 are at the different height of side plate 2.Opposite guide rail 3 is in same level on two side plates 2.
Three blocks of plates 4 are additionally provided between two side plates 2, the left and right sides of plate 4 is fixedly installed with pulley 5, the sliding peace of pulley 5
It in guide rail 3, is moved in guide rail 3 by pulley 5, plate 4 can be driven to be moved forward and backward.
Wherein, be mounted on limited block 7 in the rear end of every guide rail 3, when the front end of plate 4 be pushed into guide rail 3 after
When end, limit plate plays position-limiting action to plate 4, and plate 4 is avoided to stretch out cable testing bridge.
In addition, be uniformly provided with several thermal vias 6 on plate 4, the heat that cable generates at work can be from dissipating
Heat through-hole 6 sheds.
The constituent and its mass percent of the present embodiment central bridge ontology are as follows: C:0.15%, Si:0.34%, Ni:
4.8%, Mg:6.4%, Nb:0.42%, Fe:3.6%, Cr:3.48%, Zn:0.65%, surplus be Al and inevitably it is miscellaneous
Matter.
The present embodiment additionally provides a kind of preparation method of 4 formula cable testing bridge of plate, comprising the following steps:
S1: the raw material in addition to Al is added into non-vacuum induction furnace, and furnace temperature is adjusted to 1400 DEG C, and raw material is smelted into alloy
Solution；
S2: Al is added into smelting furnace, and furnace temperature is adjusted to 750 DEG C, is smelted to Al, until being molten into molten aluminum；
S3: molten aluminum being mixed with alloy solution, refining agent is then added, and be passed through argon gas, and mixed alloy solution carries out essence
Refining, refining time 30min；
S4: by alloy solution, 640 DEG C are cooled to, is then added to being poured into the mold pre-processed, is poured into
Type obtains aluminium alloy extrusions；
S5: aluminium alloy extrusions is put into heating furnace, is heated to 325 DEG C, is kept the temperature 35min, is then cooled to room temperature with the furnace, is completed
Then aluminium alloy extrusions is heated to 580 DEG C again by annealing, keep the temperature 45min, then aluminium alloy extrusions is quickly quenched into water
In, it is quenched, aluminium alloy extrusions is heated to 190 DEG C again after the completion of quenching, be subsequently placed at room temperature, stand 48h, into
Row ageing treatment；
S6: aluminium alloy extrusions being immersed in the acidic chromate processing solution that pH value is 1.8, stands 3h；
S7: aluminium alloy extrusions is forged, cut, assembled and is welded, cable testing bridge is obtained.
Wherein, acidic chromate processing solution is mixed by the component of following parts by weight: 5 parts of hydrofluoric acid, chromate 10
Part, 3 parts of iron cyanide salt, 3 parts of DBU promotor, 40 parts of water.
Embodiment 3
A kind of 4 formula cable testing bridge of plate is present embodiments provided, including gantry ontology, gantry ontology include integrally formed bottom plate
1 and two opposite side plates 2.Three guide rails 3 are provided on the medial surface of each side plate 2, guide rail 3 is along 2 length side of side plate
To setting, three guide rails 3 are at the different height of side plate 2.Opposite guide rail 3 is in same level on two side plates 2.
Three blocks of plates 4 are additionally provided between two side plates 2, the left and right sides of plate 4 is fixedly installed with pulley 5, the sliding peace of pulley 5
It in guide rail 3, is moved in guide rail 3 by pulley 5, plate 4 can be driven to be moved forward and backward.
Wherein, be mounted on limited block 7 in the rear end of every guide rail 3, when the front end of plate 4 be pushed into guide rail 3 after
When end, limit plate plays position-limiting action to plate 4, and plate 4 is avoided to stretch out cable testing bridge.
In addition, be uniformly provided with several thermal vias 6 on plate 4, the heat that cable generates at work can be from dissipating
Heat through-hole 6 sheds.
The constituent and its mass percent of the present embodiment central bridge ontology are as follows: C:0.14%, Si:0.33%, Ni:
4.3%, Mg:6.0%, Nb:0.39%, Fe:2.8%, Cr:3.36%, Zn:0.62%, surplus be Al and inevitably it is miscellaneous
Matter.
The present embodiment additionally provides a kind of preparation method of 4 formula cable testing bridge of plate, comprising the following steps:
S1: the raw material in addition to Al is added into non-vacuum induction furnace, and furnace temperature is adjusted to 1380 DEG C, and raw material is smelted into alloy
Solution；
S2: Al is added into smelting furnace, and furnace temperature is adjusted to 725 DEG C, is smelted to Al, until being molten into molten aluminum；
S3: molten aluminum being mixed with alloy solution, refining agent is then added, and be passed through argon gas, and mixed alloy solution carries out essence
Refining, refining time 28min；
S4: by alloy solution, 600 DEG C are cooled to, is then added to being poured into the mold pre-processed, is poured into
Type obtains aluminium alloy extrusions；
S5: aluminium alloy extrusions is put into heating furnace, is heated to 305 DEG C, is kept the temperature 30min, is then cooled to room temperature with the furnace, is completed
Then aluminium alloy extrusions is heated to 570 DEG C again by annealing, keep the temperature 40min, then aluminium alloy extrusions is quickly quenched into water
In, it is quenched, aluminium alloy extrusions is heated to 185 DEG C again after the completion of quenching, be subsequently placed at room temperature, stand 36h, into
Row ageing treatment；
S6: aluminium alloy extrusions being immersed in the acidic chromate processing solution that pH value is 2.4, stands 1.5h；
S7: aluminium alloy extrusions is forged, cut, assembled and is welded, cable testing bridge is obtained.
Wherein, acidic chromate processing solution is mixed by the component of following parts by weight: 4 parts of hydrofluoric acid, chromate 9
Part, 3 parts of iron cyanide salt, 2 parts of DBU promotor, 38 parts of water.
Comparative example: the cable testing bridge of Hangzhou Kai Tian electrical equipment Co., Ltd production.
Embodiment 1- embodiment 3 and comparative example are compared into experimental test, properties are measured by national standard, test
Condition and other test materials are all the same, and test result is as shown in Table 1 and Table 2:
| Pilot project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example |
| Brinell hardness (HB) | 235 | 238 | 243 | 226 |
| Tensile strength (MPa) | 562 | 558 | 567 | 552 |
| Elongation (%) | 22.4 | 23.1 | 24.5 | 21.1 |
Table 1
Table 2
As can be seen from Table 1, board plug type cable testing bridge, either Brinell hardness or tensile strength made from embodiment are high
In comparative example, and elongation is substantially better than comparative example.It can thus be seen that the present invention not only effectively increases the strong of cable testing bridge
Degree, and toughness is significantly improved compared with existing cable testing bridge with plasticity.
As can be seen from Table 2, board plug type cable testing bridge made from embodiment, the alkali cleaning post-etching in 5% NaOH solution
Phenomenon is unobvious, and the corrosion of the cable testing bridge of comparative example is more serious.It can thus be seen that cable testing bridge produced by the present invention
Alkali-proof medium corrosive nature improves 25-28%.
In addition to the implementation, the present invention can also have other embodiments；It is all to use equivalent substitution or equivalent transformation shape
At technical solution, fall within the scope of protection required by the present invention.
Claims (9)
1. a kind of board plug type cable testing bridge, including gantry ontology, the gantry ontology includes integrally formed bottom plate (1) and two
Opposite side plate (2), it is characterised in that: the guide rail along side plate (2) length direction is provided on the medial surface of the side plate (2)
(3), it is additionally provided with plate (4) between two side plates (2), the both ends of the plate (4) are slidably arranged in guide rail (3) respectively
On, the plate (4) is parallel to bottom plate (1).
2. a kind of board plug type cable testing bridge according to claim 1, it is characterised in that: be arranged on each side plate (2)
There are at least two guide rails (3), the guide rail (3) is placed equidistant with along side plate (2) width direction, the quantity of the plate (4) and every
The quantity of a side plate (2) upper rail (3) is consistent.
3. a kind of board plug type cable testing bridge according to claim 1 or 2, it is characterised in that: the two sides of the plate (4) are equal
It is provided with pulley (5), the pulley (5) is slidably arranged on guide rail (3).
4. a kind of board plug type cable testing bridge according to claim 1 or 2, it is characterised in that: uniformly set on the plate (4)
It is equipped with several thermal vias (6).
5. a kind of board plug type cable testing bridge according to claim 1 or 2, it is characterised in that: one end of the guide rail (3) is set
It is equipped with limited block (7).
6. a kind of board plug type cable testing bridge according to claim 1, it is characterised in that: the constituent of the gantry ontology
And its mass percent are as follows: C:0.12-0.15%, Si:0.32-0.34%, Ni:3.8-4.8%, Mg:5.6-6.4%, Nb:0.36-
0.42%, Fe:2.1-3.6%, Cr:3.24-3.48%, Zn:0.59-0.65%, surplus are Al and inevitable impurity.
7. a kind of preparation method of board plug type cable testing bridge as claimed in claim 6, it is characterised in that: the following steps are included:
S1: the raw material in addition to Al is added into non-vacuum induction furnace, and furnace temperature is adjusted to 1340-1400 DEG C, raw material is smelted
At alloy solution；
S2: Al is added into smelting furnace, and furnace temperature is adjusted to 700-750 DEG C, is smelted to Al, until being molten into molten aluminum；
S3: molten aluminum being mixed with alloy solution, refining agent is then added, and be passed through argon gas, and mixed alloy solution carries out essence
Refining, refining time 25-30min；
S4: by alloy solution, it is cooled to 560-640 DEG C, is then added to being poured into the mold pre-processed, is poured
Molding, obtains aluminium alloy extrusions；
S5: aluminium alloy extrusions is put into heating furnace, is heated to 290-325 DEG C, is kept the temperature 25-35min, is then cooled to room with the furnace
Temperature completes annealing, and aluminium alloy extrusions is then heated to 560-580 DEG C again, 35-45min is kept the temperature, then by aluminium alloy type
Material is quickly quenched in water, is quenched, and aluminium alloy extrusions is heated to 180-190 DEG C again after the completion of quenching, is subsequently placed in
At room temperature, 24-48h is stood, ageing treatment is carried out；
S6: aluminium alloy extrusions is immersed in acidic chromate processing solution, stands 2-3h；
S7: aluminium alloy extrusions is forged, cut, assembled and is welded, cable testing bridge is obtained.
8. a kind of preparation method of board plug type cable testing bridge according to claim 7, it is characterised in that: the acidity chromic acid
Salt treatment solution is mixed by the component of following parts by weight: 3-5 parts of hydrofluoric acid, 8-10 parts of chromate, and 2-3 parts of iron cyanide salt,
1-3 parts of DBU promotor, 35-40 parts of water.
9. a kind of preparation method of board plug type cable testing bridge according to claim 7, it is characterised in that: the acidity chromic acid
The pH value of salt treatment solution is 1.8-3.0.
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| CN111850435A (en) * | 2020-06-27 | 2020-10-30 | 昆山市全顺铝业有限公司 | Heat treatment method of aluminum profile for hot forging |
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