CN206740615U - A kind of low speed underloading electrochemistry frictional testing machine - Google Patents
A kind of low speed underloading electrochemistry frictional testing machine Download PDFInfo
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- CN206740615U CN206740615U CN201720524407.3U CN201720524407U CN206740615U CN 206740615 U CN206740615 U CN 206740615U CN 201720524407 U CN201720524407 U CN 201720524407U CN 206740615 U CN206740615 U CN 206740615U
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Abstract
The utility model discloses a kind of low speed underloading electrochemistry frictional testing machine, the technical problem of solution：Fretting wear speed be present quickly for the conventional friction instrument referred in background technology and the technological deficiency of research work in terms of being not suitable for being engaged in corrosive wear mechanism.The technical scheme taken, a kind of low speed underloading electrochemistry frictional testing machine, including the fast lifting mechanism changed for realizing elevating mechanism between extreme higher position and extreme lower position, the rotating mechanism that friction test test is realized for driving sample to move in a circle being arranged on inside fast lifting mechanism, what is be connected with rotating mechanism is used for the normal direction power load maintainer to upper sample loading normal load, the sample platform below normal direction power load maintainer and the sensor test module being fixed on experiment machine bottom board.The beneficial effects of the utility model are：This low speed underloading electrochemistry frictional testing machine, can carry out the electrochemistry frictional experiment under low speed, underload.
Description
Technical field
A kind of tribology equipment is the utility model is related to, is specially one kind more particularly, to the equipment of electrochemistry tribology
Low speed underloading electrochemistry frictional testing machine.
Background technology
Electrochemistry fretting wear refers to metal friction part in the electrolyte such as acid, alkali, salt, due to forming microcell electrochemical
React and produce the phenomenon of abrasion.Due to mechanical wear and the reciprocation of electrochemical corrosion, the destruction of abrasion is significantly super
Cross simple corrosion or abrasion.Corrosive wear is relevant with environment, temperature, sliding speed, load and lubricating condition, correlation pole
For complexity.As internal combustion engine bearing gets rusty easily in humid air, work also often occurs corrosive wear in the lubricant；Special
More often there is serious corrosive wear in the part of the mining machine and chemical machinery that are worked in medium etc.；Marine fish is direct
Using seawater as working fluid, the important topic of corrosion friction and Marine fish systems face caused by seawater.
Current electrochemistry friction research is typically based on traditional tribology instrument, because these instruments typically all have
The characteristic of big load and high speed, thus fretting wear speed is quickly, is adapted to the macro -examination in terms of engineer applied, but be not suitable for
It is engaged in the research work in terms of corrosive wear mechanism.
The content of the invention
Technical problem to be solved in the utility model is present for the conventional friction instrument referred in background technology
Fretting wear speed quickly and is not suitable for being engaged in the technological deficiency of the research work in terms of corrosive wear mechanism.
The utility model proposes a kind of low speed underloading electrochemistry frictional testing machine, the core of this testing machine is load low in low speed
Lower dynamic studies corrosion in situ and abrasion reciprocation, can more clearly reflect damage process and phenomenon, convenient research
Person studies electrochemistry friction phenomenon from microcosmic angle, discloses electrochemistry friction mechanism.
To solve the above problems, technical solution adopted in the utility model is：A kind of low speed underloading electrochemistry friction examination
Machine is tested, including the fast lifting mechanism (2) changed for realizing elevating mechanism between extreme higher position and extreme lower position, it is arranged on
Inside fast lifting mechanism friction test is realized with fast lifting mechanism motion for driving upper sample to move in a circle
The rotating mechanism (3) of test, what is be connected with rotating mechanism is used for the normal direction power load maintainer to upper sample loading normal load
(4), being used to assemble fixed lower sample and the sample platform of electro-chemical test environment be provided below normal direction power load maintainer
(6) and it is arranged on below sample platform and is fixed on being used to test and gather actual normal load and rub on experiment machine bottom board (1)
Wipe the sensor test module (5) of force data；
Fast lifting mechanism includes backboard (21), elbow folder (23), locking device, support frame (24) and rotating basis (22),
Backboard (21) is vertically arranged on experiment machine bottom board (1), and elbow presss from both sides (23) and is vertically arranged in by elbow folder base on backboard (21), elbow
Folder connecting rod passes through the locking device being fixed on backboard (21) to be connected with rotating basis (22), and rotating basis (22) is fixed on branch
On support (24), the both sides of support frame (24) are connected with the upright guide rail (25) being fixed on backboard (21)；
Rotating mechanism (3) is arranged on the inside of rotating basis (22), and rotating mechanism (3) includes being co-axially located at rotating basis
(22) internal rotary shaft (31) and setting clutch shaft bearing (32) between rotary shaft (31) and rotating basis (22) inwall；Rotating
The top of axle (31) sets driven pulley (33), and driven pulley (33) is arranged on servomotor (35) by synchronous cog belt (36) connection
Driving wheel (34) on motor shaft, servomotor (35) are arranged on support frame (24)；
Normal direction power load maintainer (4) generally rod-like structure, it is vertically-mounted in rotary shaft (31)；Load maintainer (4) wraps
Adjusting screw rod (41) is included, the lower end of adjusting screw rod (41) is by screw thread pair branch sleeve (42) and in adjusting screw rod (41) and sleeve
(42) junction adjusting screw rod (41) is located in sleeve (42)；Pass through second bearing at the lower end of adjusting screw rod (41)
(43) axis of guide (44) is set and the axis of guide (44) is located at sleeve (42) inside, the axis of guide (44) is set with the first spring (45), the
The axis of guide shaft shoulder (4-5) is close on the top of one spring (45), and the bottom of the first spring (45) withstands on the first axle of sliding axle (46)
On shoulder (47)；Sliding axle (46) is arranged in sleeve (42) and sleeve (42) is stretched out in the lower end of sliding axle (46), in sliding axle
(46) second spring (48) is set with, second shaft shoulder (49) on sliding axle (46) is close on the top of second spring (48), and second
It is close to the step (4-6) of sleeve (42) inwall setting in the bottom of spring (48)；In the cunning positioned at sleeve inner on sliding axle (46)
Moving axis (46) sets bushing (4-1) between sleeve lining；Sliding axle (46) on sliding axle (46) at sleeve bottom end is outside
Two symmetrical spigot surfaces (4-2) are set on surface, end cap (4-3) is set in sleeve (42) bottom, is provided with end cap (4-3)
The guide groove for realizing that sliding axle (46) is circumferentially positioned is engaged with spigot surface (4-2)；In the bottom of sliding axle (46), cone is set
Cover (4-4), tapered sleeve (4-4) upper end inwall is circular conical surface, and there is external screw thread lower end；Tapered sleeve (4-4) upper end circular conical surface passes through bolt (4-
7) bottom of sliding axle (46), tapered sleeve (4-4) lower end external screw thread connection lock nut (4-8) are fixed on；At tapered sleeve (4-4)
Internal symmetry is provided for clamping the first gripping sleeve (7) and the second gripping sleeve (8) of sample (10), the first gripping sleeve (7) and
The lower end in contact locking screw of the upper end puller bolt (4-7) of second gripping sleeve (8), the first gripping sleeve (7) and the second gripping sleeve (8)
Cap (4-8).
Fast lifting mechanism in technical solutions of the utility model is used to realize elevating mechanism in extreme higher position and lowest order
Transformation between putting.When elevating mechanism is in extreme higher position, the replacing of upper and lower friction pair can be carried out, configures electrochemistry experiment ring
It border, when elevating mechanism is in low level, can realize that normal force loads by load maintainer, and carry out frictional experiment work.It is quick to rise
Descending mechanism presss from both sides handle by pulling elbow, can cause fast lifting mechanism along high-precision guide rail extreme higher position and extreme lower position it
Between slide.
Rotating mechanism in technical solutions of the utility model is assemblied in rotating basis, for driving upper sample to do circumference fortune
It is dynamic, realize that friction test is tested.Rotating mechanism is connected as a single entity by support frame and elevating mechanism, it is synchronous with elevating mechanism on move down
It is dynamic.
Load maintainer in technical solutions of the utility model realized by rotating adjusting screw rod normal force loading, regulation and
Unloading.Turned clockwise adjusting screw rod, and the axis of guide moves downward, and causes the first spring-compressed, and spring tension is delivered into slip
Axle, cause second spring to compress, and finally move downward sliding axle, realize that normal force loads；Conversely, rotate counterclockwise is adjusted
Screw rod, realize the unloading of normal force.
Improvement to technical solutions of the utility model, locking device include the locking base being fixedly installed on backboard (21)
(27) two check lock levers (26), are symmetrical arranged on locking base, the bottom of two check lock levers (26) is all connected with rotating basis
(22), it is provided with locking base (27) and coordinates elbow folder connecting rod and the locking knob (28) for locking elbow folder connecting rod position.
When fast lifting mechanism is in extreme lower position, locking knob is tightened, check lock lever is formed a fixed connection with locking base, so as to
Make whole fast lifting mechanism position locked, avoid the shake of whole elevating mechanism in experimentation.Work as fast lifting mechanism
During in extreme higher position, tightening locking knob prevents elbow folder is unexpected from falling.
Improvement to technical solutions of the utility model, clutch shaft bearing (32) are double-row angular contact bal bearing, rotary shaft with it is double
Row angular contact ball bearing inner ring interference fits, rotating basis realize that the outer ring of double-row angular contact bal bearing positions with support frame, rotation
The shaft shoulder of rotating shaft realizes that the inner ring of double-row angular contact bal bearing positions with round nut.
Improvement to technical solutions of the utility model, sensor test module (5) are three-dimensional force sensor.Three-dimensional force senses
Device is routine techniques product of the prior art.
Further improvement to above-mentioned technical proposal, sensor test module (5) set shielding shell.Sensor test mould
Group module is provided with shielding shell, effectively prevents corrosion of the electrochemical liquid seepage to sensor.
Further improvement to above-mentioned technical proposal, sample platform (6) include the water being connected with sensor test module (5)
The fixed plate (61) of placing flat, the specimen clamping platform (62) of sample under clamping (9), specimen clamping are provided in fixed plate (61)
Electrochemistry liquid pool (63) is set on platform (62), cover plate (64) is set on electrochemistry liquid pool (63).Sample platform is used to assemble lower examination
Sample and configuration electrochemistry experiment environment, are assemblied on sensor test module.
Further improvement to above-mentioned technical proposal, specimen clamping platform (62) are staircase structural model.
Further improvement to above-mentioned technical proposal, set on cover plate (64) multiple for assembling electrochemical test electricity consumption
The electrode hole of pole.Cover plate is used for the spilling for preventing electrochemical liquid in experimentation, meanwhile, several electrodes are provided with cover plate
Hole, available for assembling electrochemical test electrode, electrode is connected with electrochemical workstation.Electrode is existing with electrochemical workstation
Routine techniques product in technology.
Further improvement to above-mentioned technical proposal, electrochemistry liquid pool (63) are macromolecule material container.Electrochemistry liquid pool
For a macromolecule material container, for configuring electrochemical test liquid environment.
Further improvement to above-mentioned technical proposal, it is close between the bottom of specimen clamping platform (62) and electrochemistry liquid pool (63)
Envelope connection.Specimen clamping platform is designed as staircase structural model, using macromolecule material, connects with electrochemical cell bottom using sealing is fixed
Connect, for assembling lower sample.Specimen clamping platform (62) is routine techniques product of the prior art.
The beneficial effects of the utility model are：
1st, this low speed underloading electrochemistry frictional testing machine, the electrochemistry frictional experiment under low speed, underload can be carried out.
2nd, this low speed underloading electrochemistry frictional testing machine, using Manual spring load maintainer, effective reducing mechanism cost is real
Existing side crops industry loading, and can effectively evade the mutation of normal load during frictional experiment.
3rd, this low speed underloading electrochemistry frictional testing machine, detachable electrochemistry experiment pond so that testing machine both can be with
Carry out electrochemistry frictional experiment, common Tribological Test can also be carried out.
4th, this low speed underloading electrochemistry frictional testing machine, multi-functional upper specimen holder can be with anchor disk, dials and ball disk
Tribological Test.
5th, this low speed underloading electrochemistry frictional testing machine, sensor test module uses three-dimensional force sensor, synchronous in situ
Detect the couple variations process of normal load and frictional force.
Brief description of the drawings
Fig. 1 is the total figure of low speed underloading electrochemistry frictional testing machine.
Fig. 2 is the schematic diagram of fast lifting mechanism.
Fig. 3 is the sectional schematic diagram that rotating mechanism is arranged in fast lifting mechanism.
Fig. 4 is the schematic diagram of normal direction power load maintainer.
Fig. 5 is the schematic diagram of sample platform and sensor test module.
Embodiment
Technical solutions of the utility model are described in detail below, but the scope of protection of the utility model is not limited to
The embodiment.
To make content of the present utility model more obvious understandable, below in conjunction with accompanying drawing 1- Fig. 5 and embodiment do into
The description of one step.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
As shown in figure 1, low speed underloading electrochemistry frictional testing machine in the present embodiment, including a kind of low speed underloading electrochemistry are rubbed
Testing machine, including the fast lifting mechanism 2 changed for realizing elevating mechanism between extreme higher position and extreme lower position are wiped, is set
Inside fast lifting mechanism friction examination is realized as the sample on driving of fast lifting mechanism motion moves in a circle
The rotating mechanism 3 of test examination, what is be connected with rotating mechanism is used for the normal direction power load maintainer 4 to upper sample loading normal load,
Being used to assemble fixed lower sample and the sample platform 6 of electro-chemical test environment be provided and set below normal direction power load maintainer
Put below sample platform and be fixed on the test that is used on experiment machine bottom board 1 and gather actual normal load and frictional force data
Sensor test module 5.
As shown in Fig. 2 fast lifting mechanism is used to realize transformation of the elevating mechanism between extreme higher position and extreme lower position.
When elevating mechanism is in extreme higher position, the replacing of upper and lower friction pair can be carried out, configure electrochemistry experiment environment, at elevating mechanism
It when low level, can realize that normal force loads by load maintainer, and carry out frictional experiment work.
It is perpendicular that fast lifting mechanism includes backboard 21, elbow folder 23, locking device, support frame 24 and rotating basis 22, backboard 21
Directly it is arranged on experiment machine bottom board 1, elbow folder 23 presss from both sides base by elbow and is vertically arranged on backboard 21, and elbow folder connecting rod, which passes through, to be fixed on
Locking device on backboard 21 is connected with rotating basis 22, and rotating basis 22 is fixed on support frame 24, and the two of support frame 24
Side is connected with the upright guide rail 25 being fixed on backboard 21.Fast lifting mechanism presss from both sides handle by pulling elbow, can cause
Fast lifting mechanism slides along high-precision guide rail between extreme higher position and extreme lower position.
Locking device includes the locking base 27 being fixedly installed on backboard 21, and two locks are symmetrical arranged on locking base
Tight bar 26, the bottom of two check lock levers 26 are all connected with rotating basis 22, are provided with locking base 27 and coordinate elbow folder connecting rod simultaneously
For locking the locking knob 28 of elbow folder connecting rod position.When fast lifting mechanism is in extreme lower position, locking knob is tightened, is made
Check lock lever forms a fixed connection with locking base, so that whole fast lifting mechanism position is locked, avoids in experimentation
The shake of whole elevating mechanism.When fast lifting mechanism is in extreme higher position, tightening locking knob prevents elbow folder is unexpected from falling.
As shown in figure 3, rotating mechanism is assemblied in rotating basis, for driving upper sample to move in a circle, friction is realized
Experimental test.
Rotating mechanism 3 is arranged on the inside of rotating basis 22, and rotating mechanism 3 includes being co-axially located inside rotating basis 22
Rotary shaft 31 and between rotary shaft 31 and the inwall of rotating basis 22 set clutch shaft bearing 32；Clutch shaft bearing 32 is double row angular contact
Ball bearing, rotary shaft and double-row angular contact bal bearing inner ring interference fits, rotating basis realize double row angular contact ball with support frame
The outer ring positioning of bearing, the shaft shoulder and the round nut of rotary shaft realize that the inner ring of double-row angular contact bal bearing positions.In rotary shaft 31
Top driven pulley 33 is set, driven pulley 33 is connected by synchronous cog belt 36 and is arranged on active on the motor shaft of servomotor 35
Wheel 34, servomotor 35 is arranged on support frame 24.Servomotor 35 is assemblied on support frame 24, the fixing assembling of driving wheel 34 in
On servo motor output shaft, driven pulley 33 is securely fitted in rotary shaft 31, and synchronous cog belt 36 transports the rotation of servomotor
It is dynamic to be delivered in rotary shaft 31, drive rotary shaft to realize rotary motion.Rotating mechanism is linked as by support frame 24 with elevating mechanism
One, is synchronously moved up and down with elevating mechanism.
As shown in figure 4, normal direction power load maintainer 4 includes adjusting screw rod 41, sleeve 42, the axis of guide 44, the first spring 45, the
Two springs 48, second bearing 43, sliding axle 46, bushing 4-1, end cap 4-3, lock nut 4-8, tapered sleeve 4-4, the first gripping sleeve 7
And first gripping sleeve 8.The axis of guide 44, the first spring 45, second spring 48, second bearing 43 are placed in sleeve 42, for reality
The regulation of existing normal force.
Normal direction power load maintainer 4 realizes the loading, regulation and unloading of normal force by rotating adjusting screw rod 41.Dextrorotation
Turn adjusting screw rod, the axis of guide moves downward, and causes the first spring 45 to compress, spring tension is delivered into sliding axle, causes second
Spring 48 compresses, and finally moves downward sliding axle, realizes that normal force loads；Conversely, rotate counterclockwise adjusting screw rod, is realized
The unloading of normal force.
The generally rod-like structure of normal direction power load maintainer 4, it is vertically-mounted in rotary shaft 31；Load maintainer 4 includes regulation
Screw rod 41, the lower end of adjusting screw rod 41 are adjusted by screw thread pair branch sleeve 42 and in the junction of adjusting screw rod 41 and sleeve 42
Screw rod 41 is located in sleeve 42；By rotating the reduction length of i.e. adjustable first spring 45 of adjusting screw rod 41, and then will regulation
Load force caused by screw rod turn passes to sliding axle 46.
The axis of guide 44 is set by second bearing 43 at the lower end of adjusting screw rod 41 and the axis of guide 44 is located at sleeve 42
Inside, the axis of guide 44 are set with the first spring 45, and the shaft shoulder 4-5 of the axis of guide 44 is close on the top of the first spring 45, the first spring 45
Bottom is withstood on first shaft shoulder 47 of sliding axle 46；The upper end of first spring 45 coordinates with being oriented to shaft clearance, the axis of guide and bearing
Inner ring interference fits, bearing outer ring and adjusting screw rod interference fits, the lower end of the first spring 45 and slip shaft clearance coordinate, utilized
First shaft shoulder 47 of axis of guide shaft shoulder 4-5 and sliding axle realizes the positioning at the both ends of the first spring 45.
Sliding axle 46 is arranged in sleeve 42 and sleeve 42 is stretched out in the lower end of sliding axle 46, and second is set with sliding axle 46
Second shaft shoulder 49 on sliding axle 46 is close on spring 48, the top of second spring 48, and sleeve 42 is close in the bottom of second spring 48
The step 4-6 that inwall is set；Bushing 4- is set on sliding axle 46 between the sliding axle 46 and sleeve lining positioned at sleeve inner
1；Second spring 48 is enclosed on sliding axle 46, and sleeve lining is provided with step 4-6, second shaft shoulder 49 and sleeve step of sliding axle
Upper section realizes the positioning at the both ends of second spring 48, the rigidity and the gross weight phase of sliding axle, upper specimen holder of second spring 48
Matching, for eliminating the deadweight of sliding axle and upper specimen holder.
Two symmetrical spigot surface 4-2 are set on sliding axle 46 on the outer surface of sliding axle 46 at sleeve bottom end,
The bottom of sleeve 42 sets end cap 4-3, is provided with to be engaged with spigot surface 4-2 on end cap 4-3 and realizes that sliding axle 46 is circumferentially positioned
Guide groove；End cap 4-3 has guide groove, and fixing assembling is in the lower surface of sleeve 42.Utilize end cap guide groove and sliding axle lower end
The gap of spigot surface coordinates, and realizes the circumferentially positioned of sliding axle 46.Oil-free bushing 4-1 is embedded in sleeve lining lower end, sliding axle
It is slidably matched with oil-free bushing, step lower section realizes the axially position of oil-free bushing with end cap in sleeve.
Tapered sleeve 4-4 is set in the bottom of sliding axle 46, tapered sleeve 4-4 upper ends inwall is circular conical surface, and there is external screw thread lower end；Cone
Set 4-4 upper end circular conical surfaces are fixed on the bottom of sliding axle 46, the connection locking of tapered sleeve 4-4 lower ends external screw thread by bolt 4-7
Nut 4-8；Tapered sleeve 4-4 internal symmetries be provided for clamp on sample 10 the first gripping sleeve 7 and the second gripping sleeve 8, first
The lower end in contact locking of the upper end puller bolt 4-7 of the gripping sleeve 8 of gripping sleeve 7 and second, the first gripping sleeve 7 and the second gripping sleeve 8
Nut 4-8.
Normal direction power load maintainer realizes the loading, regulation and unloading of normal force by rotating adjusting screw rod 41.Dextrorotation
Turn adjusting screw rod 41, the axis of guide 44 is moved downward, and causes the first spring 45 to compress, and spring tension is delivered into sliding axle 46, is caused
Second spring 48 is compressed, and finally moves downward sliding axle, realizes that normal force loads；Conversely, rotate counterclockwise adjusts spiral shell
Bar, realize the unloading of normal force.By rotational lock nut 48, the first gripping sleeve 7, the second gripping sleeve 8, and then clamping column are held out against
Shape pin, pin or spherical sample, pin disk, dials or ball disk friction testing can be achieved.
As shown in figure 5, sensor test module 5 is three-dimensional force sensor.Three-dimensional force sensor is of the prior art normal
Advise technical products.Sensor test module 5 sets shielding shell.Sensor test module module is provided with shielding shell, effectively
Prevent corrosion of the electrochemical liquid seepage to sensor.
As shown in figure 5, sample platform 6 includes the horizontal positioned fixed plate 61 being connected with sensor test module 5, it is fixed
The specimen clamping platform 62 of sample 9 under clamping is provided on plate 61, electrochemistry liquid pool 63, electrochemistry are set on specimen clamping platform 62
Cover plate 64 is set on liquid pool 63.Sample platform is used to assemble lower sample and configuration electrochemistry experiment environment, is assemblied in sensor survey
On die trial block.Multiple electrode holes for being used to assemble electrochemical test electrode are set on cover plate 64.Cover plate is used to prevent from testing
During electrochemical liquid spilling, meanwhile, several electrode holes are provided with cover plate, available for assembling electrochemical test electricity consumption
Pole.Electrochemistry liquid pool 63 is macromolecule material container.Electrochemistry liquid pool is a macromolecule material container, for configuring electrochemical test
Test and use liquid environment.It is tightly connected between the bottom of specimen clamping platform 62 and electrochemistry liquid pool 63.Specimen clamping platform is designed as platform
Hierarchic structure, using macromolecule material, with electrochemical cell bottom using being sealedly and fixedly connected, for assembling lower sample.Sample fills
Folder platform 62 is routine techniques product of the prior art.
Test operation process：
During on-test, elbow folder handle is lifted, fast lifting mechanism is reached extreme higher position, fit on sample and lower examination
Sample, configure electrochemical operation environment.
Lower elbow folder handle is pulled, fast lifting mechanism is reached extreme lower position, tightens locking knob.Cover electrochemistry liquid pool lid
Plate.
Testing machine control software is opened, turn clockwise load maintainer adjusting screw rod, until Computer display normal load
After reaching preset value, start firing test process, system will automatically record and show all test datas, until off-test.
Be not specifically noted in all the utility model specifications be prior art or can by existing technology
Realize, it should be appreciated that for those of ordinary skills, it can according to the above description be improved or be converted, and
All these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Claims (10)
- A kind of 1. low speed underloading electrochemistry frictional testing machine, it is characterised in that：Including for realizing elevating mechanism in extreme higher position The fast lifting mechanism (2) changed between extreme lower position, be arranged on inside fast lifting mechanism with fast lifting mechanism The rotating mechanism (3) that friction test test is realized for driving sample to move in a circle of motion, is connected with rotating mechanism For the normal direction power load maintainer (4) to upper sample loading normal load, it is used to assemble below normal direction power load maintainer Fixed lower sample simultaneously provides the sample platform (6) of electro-chemical test environment and is arranged on below sample platform and is fixed on testing machine The sensor test module (5) for being used to test the actual normal load of collection and frictional force data on bottom plate (1)；Fast lifting mechanism includes backboard (21), elbow folder (23), locking device, support frame (24) and rotating basis (22), backboard (21) it is vertically arranged on experiment machine bottom board (1), elbow presss from both sides (23) and is vertically arranged in by elbow folder base on backboard (21), and elbow folder connects Bar passes through the locking device being fixed on backboard (21) to be connected with rotating basis (22), and rotating basis (22) is fixed on support frame (24) on, the both sides of support frame (24) are connected with the upright guide rail (25) being fixed on backboard (21)；Rotating mechanism (3) is arranged on the inside of rotating basis (22), and rotating mechanism (3) includes being co-axially located at rotating basis (22) Internal rotary shaft (31) and setting clutch shaft bearing (32) between rotary shaft (31) and rotating basis (22) inwall；In rotary shaft (31) top sets driven pulley (33), and driven pulley (33) is arranged on servomotor (35) electricity by synchronous cog belt (36) connection Driving wheel (34) on arbor, servomotor (35) are arranged on support frame (24)；Normal direction power load maintainer (4) generally rod-like structure, it is vertically-mounted in rotary shaft (31)；Load maintainer (4) includes adjusting Screw rod (41) is saved, the lower end of adjusting screw rod (41) is by screw thread pair branch sleeve (42) and in adjusting screw rod (41) and sleeve (42) Junction adjusting screw rod (41) be located in sleeve (42)；Set at the lower end of adjusting screw rod (41) by second bearing (43) Put the axis of guide (44) and the axis of guide (44) is located at sleeve (42) inside, the axis of guide (44) is set with the first spring (45), the first spring (45) axis of guide shaft shoulder (4-5) is close on top, and the bottom of the first spring (45) withstands on first shaft shoulder (47) of sliding axle (46) On；Sliding axle (46) is arranged in sleeve (42) and sleeve (42) is stretched out in the lower end of sliding axle (46), is covered on sliding axle (46) Second spring (48) is filled, second shaft shoulder (49) on sliding axle (46), second spring (48) are close in the top of second spring (48) Bottom be close to sleeve (42) inwall setting step (4-6)；In the sliding axle (46) positioned at sleeve inner on sliding axle (46) Bushing (4-1) is set between sleeve lining；Set on sliding axle (46) on sliding axle (46) outer surface at sleeve bottom end Two symmetrical spigot surfaces (4-2) are put, end cap (4-3) is set in sleeve (42) bottom, are provided with end cap (4-3) and spigot surface (4-2) is engaged the guide groove for realizing that sliding axle (46) is circumferentially positioned；In the bottom of sliding axle (46), tapered sleeve (4-4) is set, Tapered sleeve (4-4) upper end inwall is circular conical surface, and there is external screw thread lower end；Tapered sleeve (4-4) upper end circular conical surface is assembled solid by bolt (4-7) Due to the bottom of sliding axle (46), tapered sleeve (4-4) lower end external screw thread connection lock nut (4-8)；In tapered sleeve (4-4) internal symmetry It is provided for clamping the first gripping sleeve (7) and the second gripping sleeve (8) of sample (10), the first gripping sleeve (7) and second clamp Cover the lower end in contact lock nut (4-8) of the upper end puller bolt (4-7) of (8), the first gripping sleeve (7) and the second gripping sleeve (8).
- 2. using the low speed underloading electrochemistry frictional testing machine described in claim 1, it is characterised in that locking device includes fixing The locking base (27) being arranged on backboard (21), two check lock levers (26), two check lock levers are symmetrical arranged on locking base (26) bottom is all connected with rotating basis (22), is provided with locking base (27) and coordinates elbow folder connecting rod and for locking elbow folder The locking knob (28) of connecting rod position.
- 3. using the low speed underloading electrochemistry frictional testing machine described in claim 1, it is characterised in that clutch shaft bearing (32) is double Row angular contact ball bearing, rotary shaft and double-row angular contact bal bearing inner ring interference fits, rotating basis realize biserial with support frame The outer ring positioning of angular contact ball bearing, the shaft shoulder and the round nut of rotary shaft realize that the inner ring of double-row angular contact bal bearing positions.
- 4. using the low speed underloading electrochemistry frictional testing machine described in claim 1, it is characterised in that sensor test module (5) it is three-dimensional force sensor.
- 5. using the low speed underloading electrochemistry frictional testing machine described in claim 4, it is characterised in that sensor test module (5) shielding shell is set.
- 6. using the low speed underloading electrochemistry frictional testing machine described in claim 4, it is characterised in that sample platform (6) includes The horizontal positioned fixed plate (61) being connected with sensor test module (5), fixed plate are provided for sample under clamping on (61) (9) specimen clamping platform (62), electrochemistry liquid pool (63) is set on specimen clamping platform (62), lid is set on electrochemistry liquid pool (63) Plate (64).
- 7. using the low speed underloading electrochemistry frictional testing machine described in claim 6, it is characterised in that specimen clamping platform (62) is Staircase structural model.
- 8. using the low speed underloading electrochemistry frictional testing machine described in claim 6, it is characterised in that set on cover plate (64) Multiple electrode holes for being used to assemble electrochemical test electrode.
- 9. using the low speed underloading electrochemistry frictional testing machine described in claim 6, it is characterised in that electrochemistry liquid pool (63) is Macromolecule material container.
- 10. using the low speed underloading electrochemistry frictional testing machine described in claim 9, it is characterised in that specimen clamping platform (62) Bottom and electrochemistry liquid pool (63) between be tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720524407.3U CN206740615U (en) | 2017-05-11 | 2017-05-11 | A kind of low speed underloading electrochemistry frictional testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720524407.3U CN206740615U (en) | 2017-05-11 | 2017-05-11 | A kind of low speed underloading electrochemistry frictional testing machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063992A (en) * | 2017-05-11 | 2017-08-18 | 南京神源生智能科技有限公司 | A kind of low speed underloading electrochemistry frictional testing machine |
| CN110160953A (en) * | 2019-06-12 | 2019-08-23 | 贵州大学 | A kind of modularization friction wear testing machine |
| CN112945782A (en) * | 2021-02-08 | 2021-06-11 | 中国矿业大学(北京) | Abrasive-sliding-electrochemical corrosion multifunctional friction and wear testing machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063992A (en) * | 2017-05-11 | 2017-08-18 | 南京神源生智能科技有限公司 | A kind of low speed underloading electrochemistry frictional testing machine |
| CN107063992B (en) * | 2017-05-11 | 2024-04-16 | 南京神源生智能科技有限公司 | Low-speed light-load electrochemical friction testing machine |
| CN110160953A (en) * | 2019-06-12 | 2019-08-23 | 贵州大学 | A kind of modularization friction wear testing machine |
| CN112945782A (en) * | 2021-02-08 | 2021-06-11 | 中国矿业大学(北京) | Abrasive-sliding-electrochemical corrosion multifunctional friction and wear testing machine |
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