CN107063818A - A kind of metallographic specimen chemical immersion corrosion tester - Google Patents
A kind of metallographic specimen chemical immersion corrosion tester Download PDFInfo
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- CN107063818A CN107063818A CN201710494415.2A CN201710494415A CN107063818A CN 107063818 A CN107063818 A CN 107063818A CN 201710494415 A CN201710494415 A CN 201710494415A CN 107063818 A CN107063818 A CN 107063818A
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- metallographic specimen
- sample
- chemical immersion
- corrosive liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/32—Polishing; Etching
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- Health & Medical Sciences (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
A kind of metallographic specimen chemical immersion corrosion tester, it includes casing, sample wash system, electric-control system, sample clamping mechanism and corrosive liquid dropper;Wherein casing includes base and is arranged on the upper lid of base upper end;Sample wash system includes rinsing tank, electric control pump and sparge pipe;Electric-control system includes controller and control panel;Sample clamping mechanism includes seat bar, elevating lever, trapezoidal block, two trapezoid blocks, limit screws;The metallographic specimen chemical immersion corrosion tester that the present invention is provided is compared to manual forms of corrosion, both labour is saved, improve corrosion efficiency, reduce time and the cost of metallographic specimen making, and ensure that the quality of corrosion, avoid operating personnel be corroded liquid injury danger, solve the problems, such as sample excessive erosion.
Description
Technical field
The invention belongs to metallographic specimen corrosion test equipment technical field, more particularly to a kind of metallographic specimen chemical immersion
Corrosion tester.
Background technology
The observation of metallographic Fine Texture of Material usually requires to corrode metallographic specimen.The metallographic specimen of heterogeneity,
Need to be carried out the corrosion of different time with the corrosive agent of heterogeneity.And at present in laboratory, generally use and have been manually done this
Work, not only labor intensity is big, and efficiency is low, and easily causes excessive erosion phenomenon, therefore is badly in need of being controlled etching time.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of metallographic specimen chemical immersion corrosion tester.
In order to achieve the above object, the metallographic specimen chemical immersion corrosion tester that the present invention is provided includes casing, sample wash
System, electric-control system, sample clamping mechanism and corrosive liquid dropper;
Wherein casing includes base and is arranged on the upper lid of base upper end;Upper lid is formed with the cuboid of opening for lower end
A corrosive liquid dropper hole is formed with the middle part of body structure, top surface, front end is provided with switch gate;
Sample wash system includes rinsing tank, electric control pump and sparge pipe;Rinse tank and be arranged on base internal upper part, upper end
Flushing sink cover on be formed with some flushing water return ports, sideways provided with the flushing water outlet for extending to base exterior;Electricity
Control pump and be arranged on bottom in base;The lower end of sparge pipe, which is immersed in, to be rinsed in the water in tank, and upper end, which is passed through, to be rinsed after sink cover
The inside of lid is extended to, and upper end is provided with universal (operating) water nozzle;Electric control pump is connected on sparge pipe;
Electric-control system includes controller and control panel;Wherein control panel is arranged on the front end face of base, is set thereon
If there is dry run button;Controller is arranged on the interior bottom of base, and controller is electrically connected with electric control pump, control panel;
Sample clamping mechanism includes seat bar, elevating lever, trapezoidal block, two trapezoid blocks, limit screws;Wherein seat bar
For cylindrical structure, lower end is fixed on the surface middle part for rinsing sink cover, and upper interior portion, which has been axially formed one, to be used to insert
Enter and a set screw hole being connected with circular hole is formed through in the circular hole of elevating lever bottom, top circumferential wall;Stop spiral shell
Nail is arranged in set screw hole, the vertical position for adjusting elevating lever;The upper end of elevating lever is provided with external screw thread;Trapezoidal block
For cylindrical structure, lower central position is axially formed an internal thread being engaged with elevating lever upper external screw thread
Hole;Central upper portion position is formed with the strip being connected with an internal thread hole trapezoid block groove, trapezoid block groove along its length
The vertical cross-section in direction is rectangle, is trapezoidal along the vertical cross-section of its width, and it is trapezoidal that insertion is distinguished in both ends of the surface
The side wall of block and form a gap, facilitate corrosive liquid and flushing water to flow outwardly;In the width direction vertical on trapezoid block
Section is right-angled trapezium, and two trapezoid blocks are simultaneously thrown into trapezoid block groove and lower end in contact is on the top surface of elevating lever 4, and each
Inclined-plane on trapezoid block is slidably matched with an inclined plane on trapezoid block groove;Treated for clamping in space between two trapezoid blocks
Corrosion sample;
Corrosive liquid dropper is in the corrosive liquid dropper hole on upper lid.
A guiding linear protrusion is respectively equipped with the middle part of two inclined planes of described trapezoid block groove along the vertical direction, while terraced
The inclined-plane of shape block is provided with the guide channel being engaged with above-mentioned guiding linear protrusion.
The lower end corner of described upper lid is provided with the groove being engaged with above-mentioned projection provided with projection, base upper end corner.
The universal (operating) water nozzle of described sparge pipe upper end is located at the top of trapezoidal block.
The central axis in described corrosive liquid dropper hole and the central axis of seat bar are located at same vertical line.
The metallographic specimen chemical immersion corrosion tester that the present invention is provided both saves labour compared to manual forms of corrosion,
Corrosion efficiency is improved, reduce time and the cost of metallographic specimen making, and ensure that the quality of corrosion, it is to avoid operator
Member be corroded liquid injury danger, solve the problems, such as sample excessive erosion.
Brief description of the drawings
The metallographic specimen chemical immersion corrosion tester isometric projection figure that Fig. 1 provides for the present invention.
Clamping device sectional view in the metallographic specimen chemical immersion corrosion tester sample that Fig. 2 provides for the present invention.
Trapezoidal block schematic diagram in the metallographic specimen chemical immersion corrosion tester sample that Fig. 3 provides for the present invention.
Sample rinse-system simplified basic frame in the metallographic specimen chemical immersion corrosion tester sample that Fig. 4 provides for the present invention
Figure.
Embodiment
Embodiments of the invention are described in detail below in conjunction with technical scheme and accompanying drawing:
As shown in Fig. 1-Fig. 4, the metallographic specimen corrosion test equipment that provides of the present invention include casing, sample wash system,
Electric-control system, sample clamping mechanism and corrosive liquid dropper 9;
Wherein casing includes base 1 and is arranged on the upper lid 2 of the upper end of base 1;Upper lid 2 is that lower end is formed with the rectangular of opening
A corrosive liquid dropper hole 2a is formed with the middle part of bodily form body structure, top surface, front end is provided with switch gate 2b;
Sample wash system includes rinsing tank 1b, electric control pump 12 and sparge pipe 11;Tank 1b is rinsed to be arranged in base 1
Some flushing water return port 1c are formed with top, the flushing sink cover 1a of upper end, sideways provided with extending to rushing outside base 1
Washing water discharge mouthful 1d;Electric control pump 12 is arranged on bottom in base 1;The lower end of sparge pipe 11 is immersed in the water rinsed in tank 1b
In, upper end extends to the inside of lid 2 through rinsing after sink cover 1a, and upper end is provided with universal (operating) water nozzle;Electric control pump 12
It is connected on sparge pipe 11;
Electric-control system includes controller and control panel 8;Wherein control panel 8 is arranged on the front end face of base 1, thereon
If provided with dry run button;Controller is arranged on the interior bottom of base 1, and controller is electrically connected with electric control pump 12, control panel 8
Connect;
Sample clamping mechanism includes seat bar 3, elevating lever 4, trapezoidal block 5, two trapezoid blocks 6, limit screws 10;Wherein
Seat bar 3 is cylindrical structure, and lower end is fixed on the surface middle part for rinsing sink cover 1a, and upper interior portion has been axially formed one
The stop being connected with circular hole 3b is formed through in the individual circular hole 3b for being used to insert the bottom of elevating lever 4, top circumferential wall
Screw hole 3a;Limit screw 10 is arranged in set screw hole 3a, the vertical position for adjusting elevating lever 4;Elevating lever 4 it is upper
End is provided with external screw thread 4a;Trapezoidal block 5 is cylindrical structure, and lower central position has been axially formed one and elevating lever 4
The internal thread hole 5e that upper external screw thread 4a is engaged;Central upper portion position is formed with a strip being connected with internal thread hole 5e
Vertical cross-section on shape trapezoid block groove 5d, trapezoid block groove 5d along its length is rectangle, and vertical along its width is cut
Face to be trapezoidal, and in both ends of the surface respectively the side wall of the trapezoidal block 5 of insertion and form a gap 5a, facilitate corrosive liquid and flushing
Water is flowed outwardly;Vertical cross-section on trapezoid block 6 in the width direction is right-angled trapezium, and two trapezoid blocks 6 are simultaneously thrown into trapezoid block
In groove 5d and lower end in contact is on the top surface of elevating lever 4, and one on the inclined-plane 6b and trapezoid block groove 5d on each trapezoid block 6
Inclined plane is slidably matched;Corrosion sample 7 is treated for clamping in space between two trapezoid blocks 6;
Corrosive liquid dropper 9 is in the corrosive liquid dropper hole 2a on upper lid 2.
A guiding linear protrusion 5b is respectively equipped with the middle part of described trapezoid block groove 5d two inclined planes along the vertical direction, together
When trapezoid block 6 inclined-plane 6b be provided with the guide channel 6a that is engaged with above-mentioned guiding linear protrusion 5b.
The lower end corner of described upper lid 2 is provided with projection, and the upper end corner of base 1 is recessed provided with what is be engaged with above-mentioned projection
The assembling and fractionation of upper lid 2 and base 1 can be achieved with separating in groove, the cooperation by raised and groove.
The universal (operating) water nozzle of the described upper end of sparge pipe 11 is located at the top of trapezoidal block 5.
Described corrosive liquid dropper hole 2a central axis is located at same vertical line with the axis of seat bar 3.
The metallographic specimen corrosion test equipment application method that now present invention is provided is described below:
It will treat that corrosion sample 7 is placed between two trapezoid blocks 6 by staff first, and pass through rotation and lifting bar 4 or trapezoid block
The mode of seat 5 makes elevating lever 4 head on two trapezoid blocks 6 along the guiding linear protrusion 5b risings on trapezoidal block 5, and then utilizes two ladders
Shape block 5 will treat that corrosion sample 7 is clamped, then position of the adjustment elevating lever 4 in seat bar circular hole 3b, and tighten limit screw 10
And elevating lever 4 is fixed, closing switch door 2b.Then the corrosive liquid dropper 9 that suction has corrosive liquid is placed on corrosive liquid dropper hole
In 2a.Opening controller, and the setting of the parameters such as etching time is completed on control panel 8 as needed.Manual compression afterwards
Corrosive liquid in corrosive liquid dropper 9, is dropped in corrosive liquid and treats on corrosion sample 7, start to clock at the end of dropping liquid, it is to be achieved on
Automatic start electric control pump 12 after the etching time of setting is stated, the water rinsed in tank 1b is thus passed through into sparge pipe 11 and universal water
Nozzle, which is sprayed to, treats corrosion sample 7, and slitting on trapezoid block groove 5d will be passed through from the corrosive liquid and rinse water for treating to leave on corrosion sample 7
Mouth 5a is flowed on flushing sink cover 1a, then flows back to flushing tank 1b through flushing water return port 1c.Corrosion sample 7 to be treated rinses knot
Beam, closes power supply, and corrosion sample 7 is treated in taking-up, and experiment is completed.
Claims (5)
1. a kind of metallographic specimen chemical immersion corrosion tester, it is characterised in that:Described metallographic specimen chemical immersion corrosion tester includes
Casing, sample wash system, electric-control system, sample clamping mechanism and corrosive liquid dropper (9);
Wherein casing includes base (1) and is arranged on the upper lid (2) of base (1) upper end;Upper lid (2) is that lower end is formed with opening
A corrosive liquid dropper hole (2a) is formed with the middle part of cuboid body structure, top surface, front end is provided with switch gate (2b);
Sample wash system includes rinsing tank (1b), electric control pump (12) and sparge pipe (11);Rinse tank (1b) and be arranged on bottom
Seat (1) internal upper part, is formed with some flushing water return ports (1c) on the flushing sink cover (1a) of upper end, sideways provided with extending to bottom
The outside flushing water outlet (1d) of seat (1);Electric control pump (12) is arranged on base (1) interior bottom;The lower end leaching of sparge pipe (11)
Not in the water in tank (1b) is rinsed, upper end extends to the inside of Shang Gai (2), and upper end through rinsing after sink cover (1a)
Universal (operating) water nozzle is installed;Electric control pump (12) is connected on sparge pipe (11);
Electric-control system includes controller and control panel (8);Wherein control panel (8) is arranged on the front end face of base (1), its
If provided with dry run button;Controller is arranged on the interior bottom of base (1), and controller and electric control pump (12), operation control surface
Plate (8) is electrically connected;
Sample clamping mechanism includes seat bar (3), elevating lever (4), trapezoidal block (5), two trapezoid blocks (6), limit screws
(10);Wherein seat bar (3) is cylindrical structure, and lower end is fixed on the surface middle part for rinsing sink cover (1a), upper interior portion
Be axially formed one be used to insert be formed through in the circular hole (3b) of elevating lever (4) bottom, top circumferential wall one with
The set screw hole (3a) that circular hole (3b) is connected;Limit screw (10) is arranged in set screw hole (3a), is risen for adjusting
The vertical position of bar (4) drops;The upper end of elevating lever (4) is provided with external screw thread (4a);Trapezoidal block (5) is cylindrical structure, under
Portion centre is axially formed an internal thread hole (5e) being engaged with elevating lever (4) upper external screw thread (4a);Top
Centre is formed with a strip trapezoid block groove (5d) being connected with internal thread hole (5e), trapezoid block groove (5d) along it
The vertical cross-section of length direction is rectangle, is trapezoidal along the vertical cross-section of its width, and insertion is distinguished in both ends of the surface
The side wall of trapezoidal block (5) and form a gap (5a), facilitate corrosive liquid and flushing water to flow outwardly;Edge on trapezoid block (6)
The vertical cross-section of width is right-angled trapezium, and two trapezoid blocks (6) are simultaneously thrown into trapezoid block groove (5d) and lower end in contact exists
On elevating lever (4) top surface, and the inclined-plane (6b) on each trapezoid block (6) and the inclined plane slip on trapezoid block groove (5d)
Coordinate;Corrosion sample (7) is treated for clamping in space between two trapezoid blocks (6);
Corrosive liquid dropper (9) is in the corrosive liquid dropper hole (2a) on upper lid (2).
2. metallographic specimen chemical immersion corrosion tester according to claim 1, it is characterised in that:Described trapezoid block groove (5d)
Two inclined planes in the middle part of be respectively equipped with along the vertical direction one guiding linear protrusion (5b), while the inclined-plane (6b) of trapezoid block (6)
Provided with the guide channel (6a) being engaged with above-mentioned guiding linear protrusion (5b).
3. metallographic specimen chemical immersion corrosion tester according to claim 1, it is characterised in that:Under described upper lid (2)
Hold corner provided with projection, base (1) upper end corner is provided with the groove being engaged with above-mentioned projection.
4. metallographic specimen chemical immersion corrosion tester according to claim 1, it is characterised in that:On described sparge pipe (11)
The universal (operating) water nozzle at end is located at the top of trapezoidal block (5).
5. metallographic specimen chemical immersion corrosion tester according to claim 1, it is characterised in that:Described corrosive liquid dropper hole
The central axis of (2a) is located at same vertical line with the central axis of seat bar (3).
Priority Applications (1)
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CN201710494415.2A CN107063818B (en) | 2017-06-26 | 2017-06-26 | A kind of metallographic specimen chemical immersion corrosion tester |
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CN201710494415.2A CN107063818B (en) | 2017-06-26 | 2017-06-26 | A kind of metallographic specimen chemical immersion corrosion tester |
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CN107063818B CN107063818B (en) | 2019-08-20 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108872525A (en) * | 2018-06-05 | 2018-11-23 | 河南中原特钢装备制造有限公司 | A kind of scene metallographic structure etching device and etching method |
CN109932310A (en) * | 2019-04-25 | 2019-06-25 | 中国民航大学 | A kind of test button corrosion testing apparatus |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104330294A (en) * | 2014-10-28 | 2015-02-04 | 山东科技大学 | Metallographic test sample preparation instrument |
CN204405411U (en) * | 2015-02-12 | 2015-06-17 | 中航飞机起落架有限责任公司 | Multi-usage inlays sample electrocorrosion instrument |
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2017
- 2017-06-26 CN CN201710494415.2A patent/CN107063818B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104330294A (en) * | 2014-10-28 | 2015-02-04 | 山东科技大学 | Metallographic test sample preparation instrument |
CN204405411U (en) * | 2015-02-12 | 2015-06-17 | 中航飞机起落架有限责任公司 | Multi-usage inlays sample electrocorrosion instrument |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108872525A (en) * | 2018-06-05 | 2018-11-23 | 河南中原特钢装备制造有限公司 | A kind of scene metallographic structure etching device and etching method |
CN109932310A (en) * | 2019-04-25 | 2019-06-25 | 中国民航大学 | A kind of test button corrosion testing apparatus |
CN109932310B (en) * | 2019-04-25 | 2021-06-15 | 中国民航大学 | Metal sample corrosion test device |
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