CN209239731U - A kind of grind away device for the preparation of dielectric parameter test sample - Google Patents

Abstract

The utility model discloses a kind of grind away device for the preparation of dielectric parameter test sample, including two H-shaped brackets and mill, two H-shaped pedestal upper ends are equipped with crossbeam, and crossbeam is equipped with slide unit, and slide unit moves left and right；Slide unit is equipped with pressing member；Pressing member lower end is equipped with elastic clamping pieces, is sample to be ground in elastic clamping pieces；Between two H-shaped brackets anterior-posterior horizontal be equipped with the first sliding bar, the second sliding bar, third sliding bar and the 4th sliding bar, the first sliding bar, the second sliding bar, third sliding bar, the 4th sliding bar and wait grind between sample be horizontally disposed with have connector；Mill is set to below sample to be ground, and grind away part is housed on mill.The utility model solves the problems, such as that the overground or mill occurred during manual sample grinding is oblique, improves the accuracy of dielectric parameter test；Standardization, the standardization for realizing dielectric parameter test sample sample making course, avoid damage of the grind away in the process to sample.

Description

A kind of grind away device for the preparation of dielectric parameter test sample

Technical field

The utility model relates to technical field of electromagnetic shielding, more particularly to one kind to be used for dielectric parameter test sample system Standby grind away device.

Background technique

As electronic product quickly comes into people's lives, consequent is Contamination of Electromagnetic Wave, therefore is electromagnetically shielded material The research and development of material are just particularly important.Dielectric properties refer under electric field action, show savings to electrostatic energy and loss Property usually indicates that the dielectric properties of material directly characterize the electromagnetic wave shielding of material with dielectric constant and dielectric loss Can, therefore, the research to dielectric material performance is the key that solve the problems, such as electromagnetic shielding.

Dielectric properties refer to the bound charge in material molecule to the response characteristic of extra electric field, usually mainly by being situated between relatively Electric constant ε_r', relative medium loss factor ε_r", the parameters such as dielectric loss angle tangent tan δ characterize.In process of experimental, The relative dielectric constant ε of material_r' and relative medium loss factor ε_r" it can be tested out by vector network analyzer, And the size of sample is required during the test very stringent, it is desirable that it is regular cuboid, therefore, general sintering or spray The prepared sample come out is applied to require by grind away to reach the required size of test.

Currently, laboratory is and the manual operation using manually preparing the suitable sample of size with sand paper polishing manually It will appear in the process overground or the phenomenon that bevel edge is worn on the side of sample, such sample is unable to complete the test of dielectric parameter, It needs to carry out sample preparation again；Even if being tested reluctantly, the very big accuracy rate of the error of test result also can be very low.And it is traditional The sample making course for inlaying sample grind away again needs to smash entire edge sample preparation after sample milled, takes out sample to be tested, this process can be right Sample to be tested brings a degree of destruction, and especially when sample to be tested is short texture, more crisp coating, the process is direct It will lead to the broken of sample；And when the chucking power of clamping piece is larger, easily occur micro-crack, micro-crack meeting in more crisp material Dielectric parameter test result error is caused further to increase.

Utility model content

To solve the above-mentioned problems, the purpose of this utility model proposes a kind of for the preparation of dielectric parameter test sample Grind away device solves the problems, such as that the overground or mill occurred during manual sample grinding is oblique, realizes dielectric parameter test sample ruler Very little is precisely controlled, and then greatly improves the accuracy of dielectric parameter test；Simultaneously realize sample to be tested be short texture, When more crisp coating, standardization, the standardization of dielectric parameter test sample sample making course are avoided during grind away to sample Damage.

In order to achieve the above object, the utility model is resolved using following technical scheme.

A kind of grind away device for the preparation of dielectric parameter test sample, including two H-shaped brackets and mill, two H-shaped Bracket is symmetrically arranged in the left and right side of the mill, and there are two crossbeam, two cross for the upper end setting of two H-shaped brackets Slide unit is provided between beam, the slide unit is moved left and right along crossbeam；It is provided with pressing member on the slide unit, The pressing member moves up and down；The lower end of the pressing member is provided with elastic clamping pieces, be in the elastic clamping pieces to Grind sample；

Front and back is horizontally disposed with respectively on two H-shaped brackets the first sliding bar, the second sliding bar, third sliding bar and the 4th Sliding bar, first sliding bar and the second sliding bar are located at same level, the third sliding bar and the 4th sliding bar position In same level, and the third sliding bar and the 4th sliding bar are set to the upper of first sliding bar and the second sliding bar Side, first sliding bar, the second sliding bar, third sliding bar and the 4th sliding bar move left and right respectively；First sliding Bar, the second sliding bar, third sliding bar, the 4th sliding bar and wait grind between sample be horizontally disposed with have connector；Described first is sliding Lever, the second sliding bar, third sliding bar, the 4th sliding bar are hinged with connector respectively, and connector is around corresponding sliding bar It is rotated counterclockwise on vertical plane；

The mill is set to below sample to be ground, and is installed with grind away part on the mill.

In addition, it is provided by the utility model for dielectric parameter test sample preparation grind away device can also have it is following Additional technical feature:

It preferably, further include driving part, first sliding bar, the second sliding bar, third sliding bar and the 4th sliding Bar is connect with driving part respectively.

It is further preferred that the driving part is push rod, the push rod difference horizontal connection is in the first sliding bar, second Sliding bar, the left end of third sliding bar and the 4th sliding bar or/and right end, and the first sliding bar and the second sliding bar, third are sliding Lever and the 4th sliding bar are symmetrically disposed on the center line two sides of the push rod.

It is further preferred that the driving part includes decelerating motor, first ball screw and the second ball-screw, it is described Be arranged with the first driven wheel on the output shaft of decelerating motor, the front and back of first driven wheel respectively symmetrically it is ratcheting have it is second driven Wheel and third driven wheel, the shaft of second driven wheel and the end of first ball screw connect, the first ball screw Nut connect with the first sliding bar；The shaft of the third driven wheel is connect with the end of the second ball-screw, and described second The nut of ball-screw is connect with the second sliding bar；First driven wheel up and down respectively symmetrically it is ratcheting have the 4th driven wheel and 5th driven wheel, shaft, the shaft of the 5th driven wheel of the 4th driven wheel pass through corresponding third ball-screw, the 4th rolling respectively Ballscrew is connect with third sliding bar, the 4th sliding bar.

Preferably, the pressing member includes lower pressure screw rod, and the slide unit includes sliding shoe, is opened on the sliding shoe Equipped with vertical through-hole, the lower pressure screw rod passes through the vertical through-hole, is equipped with internal screw thread, the internal screw thread in the vertical through-hole Match with the external screw thread of lower pressure screw rod.

It is further preferred that being horizontally disposed on crossbeam has sliding slot, the front and rear sides of sliding shoe are respectively arranged with protrusion, protrusion It is arranged in sliding slot and horizontally slips.

It is further preferred that the upper end of the lower pressure screw rod is provided with turntable, handle is provided on the turntable.

Preferably, the center line of the pressing member is conllinear with the vertical centerline of sample to be ground.

Preferably, horizontal through hole, first sliding bar, have been symmetrically arranged in the vertical bar of two H-shaped brackets Two sliding bars, third sliding bar and the 4th sliding bar are each passed through the horizontal through hole.

Preferably, the length of to be ground sample of the horizontal distance between two H-shaped brackets greater than twice.

It is further preferred that the length point of first sliding bar, the second sliding bar, third sliding bar and the 4th sliding bar It great Yu not the sum of horizontal distance between two H-shaped brackets and specimen length to be ground.

Preferably, connector includes hollow stem and sucker, and one end of hollow stem is fixed on corresponding sliding bar, the other end It is connect with sucker, sucker is connected with the corresponding surface of sample to be ground；Vacuum orifice is offered on the side wall of the fixing end of hollow stem, Vacuum orifice is connected with vacuum pump, is provided with vent valve on hollow stem.

It preferably, further include sparge pipe and water receiving tank, the sparge pipe is connected with water tank, the spout direction of the sparge pipe The contact surface of grind away part and sample to be ground, the mill are set in water receiving tank, and the bottom of the water receiving tank is provided with discharge outlet.

Preferably, the elastic clamping pieces are rubber material.

Preferably, the grind away part is fixed on mill by mill cover.

Preferably, the grind away part is sand paper or polishing cloth.

Compared with prior art, the beneficial effects of the utility model are as follows:

(1) the utility model solves dielectric parameter test sample and occurs during grind away by overall construction design Uncontrollable factor, improve the grind away quality of dielectric parameter test sample, so improve dielectric properties test accuracy.

(2) the utility model is slided by the left and right of the first sliding bar, the second sliding bar, third sliding bar and the 4th sliding bar It is dynamic, sample side-to-side movement to be ground is driven, and then realize the grind away process of sample to be ground, has avoided traditional edge sample process, and During smashing after grind away by insert and therefrom sampling, the problem of the sample fragmentation of generation；And avoid traditional mill Sample process is clamped sample by clamping piece and is carried out during moving, and the chucking power of clamping piece treats the damage of mill sample, reduces The influence of the surface stress and sample integrity degree of mill sample is treated during grind away.

(3) the utility model is by the setting of connector, ensure that and is protected during grind away between sample and grind away part to be ground It holds vertically, and then avoids sample to be ground and the phenomenon that deflection occur during grind away, ensure that the regular of final sample to be tested Shape；Meanwhile being connect sliding bar with sample to be ground by sucker, avoid the damage that traditional clamping device treats mill sample It is bad, especially when grinding that sample structure is more loose, material is more crisp, avoid the risk that sample to be ground is caught broken.

(4) the utility model being moved up and down by pressing member, realize sample to be ground in bruting process it is continuous into It gives, throughput takes displacement of pressing member during entire grind away, it will be able to know the size that sample to be ground is worn away, in turn The generation of overground phenomenon is avoided, the sample preparation efficiency of dielectric parameter test sample is improved.

(5) the utility model is easy and safe to operate, it is easy to accomplish, make the sample making course specification of dielectric parameter test sample Change, standardization, and then substantially increases the accuracy of dielectric properties test.

Detailed description of the invention

The utility model is described in further details in the following with reference to the drawings and specific embodiments.

Fig. 1 is a kind of a kind of embodiment of grind away device for the preparation of dielectric parameter test sample of the utility model Positive structure schematic.

Fig. 2 is a kind of another embodiment of grind away device for the preparation of dielectric parameter test sample of the utility model Positive structure schematic.

Fig. 3 is a kind of a kind of embodiment of grind away device for the preparation of dielectric parameter test sample of the utility model Side structure schematic diagram.

Fig. 4 is the attachment structure schematic diagram of the first sliding bar and sample to be ground in the utility model.

In the above figure, 1H shape bracket；101 first sliding bars；102 second sliding bars；103 third sliding bars；104 the 4th is sliding Lever；2 crossbeams；201 sliding slots；3 slide units；4 pressing members；401 elastic clamping pieces；402 turning handles；403 handles；5 mills； 501 grind away parts；502 mill covers；6 samples to be ground；7 connectors；701 hollow stems；702 suckers；703 vent valves；8 driving parts； 801 push rods；802 decelerating motors；803 first ball screws；804 third ball-screws；805 first driven wheels；806 second is driven Wheel；807 the 4th driven wheels；9 sparge pipes；901 water tanks；902 water receiving tanks.

Specific embodiment

With reference to Fig. 1-Fig. 3, a kind of grind away for the preparation of dielectric parameter test sample provided by the embodiment of the utility model Device, including two H-shaped brackets 1 and mill, two H-shaped brackets 1 are symmetrically arranged in the left and right side of the mill 5, The upper end setting of two H-shaped brackets 1 is respectively erected with slide unit 3, slide unit 3 between two crossbeams 2 there are two crossbeam 2 It is moved left and right along crossbeam 2；Pressing member 4 is provided on slide unit 3, pressing member 4 moves up and down；The lower end of pressing member 4 Elastic clamping pieces 401 are provided with, are sample 6 to be ground in elastic clamping pieces 401；Front and back is horizontally disposed with respectively on two H-shaped brackets 1 There are the first sliding bar 101, the second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104, the first sliding bar 101 and Two sliding bars 102 are located at same level, and third sliding bar 103 and the 4th sliding bar 104 are located at same level, and third is sliding Lever 103, the 4th sliding bar 104 are correspondingly arranged in the top of the first sliding bar 101, the second sliding bar 102, the first sliding bar 101, the second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 move left and right respectively；First sliding bar 101, second Being horizontally disposed between sliding bar 102, third sliding bar 103, the 4th sliding bar 104 and sample to be ground 6 has connector 7；First is sliding Lever 101, the second sliding bar 102, third sliding bar 103, the 4th sliding bar 104 are hinged with connector 7 respectively, and connector 7 It is rotated counterclockwise on vertical plane around corresponding sliding bar；Mill 5 is set to 6 lower section of sample to be ground, and is installed with grind away on mill 5 Part 501.

In above embodiments, two H-shaped brackets 1 are used to support whole device, guarantee structural stability, two H-shaped brackets 1 Upper end setting there are two crossbeam 2, be provided with slide unit 3 between two crossbeams 2, slide unit 3 is moved left and right along crossbeam 2； Pressing member 4 is provided on slide unit 3, pressing member 4 moves up and down；The lower end of pressing member 4 is provided with elastic clamping pieces 401, it is sample 6 to be ground in elastic clamping pieces 401, during grind away, elastic clamping pieces 401 clamp sample 6 to be ground from top, The grind away part such as sand paper for being close to sample 6 to be ground on mill 5 is moved down by pressing member 4, by the first sliding bar 101, Second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 synchronize move left and right, make sample 6 to be ground on sand paper It moves left and right, completes grind away process；And moving left and right by slide unit 3, it can guarantee moving left and right in sample 6 to be ground In the process, pressing member 4 can also be moved left and right with sample 6 to be ground, and ensure that moving left and right and pushing for sample 6 to be ground Operation.

Front and back is horizontally disposed with respectively between two H-shaped brackets 1 has the first sliding bar 101, the second sliding bar 102, third sliding Lever 103 and the 4th sliding bar 104, the first sliding bar 101, the second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 move left and right respectively, and the first sliding bar 101 and the second sliding bar 102 are located at same level, third sliding bar 103 and Four sliding bars 104 are located at same level, ensure that the symmetrical stress of 6 front and rear surfaces of sample to be ground, and then ensure that grind away process The levelness of middle sample, avoids sample from glancing off.Third sliding bar 103, the 4th sliding bar 104 are correspondingly arranged in the first sliding The top of bar 101, the second sliding bar 102 makes sample 6 to be ground have the symmetrical stress in front and back on different horizontal planes, works as needs When grinding the short side wait grind sample 6, cuboid long side to be ground and horizontal plane, it is necessary to which two o'clock in the vertical direction is consolidated Fixed sample 6 to be ground, so that the stability during improving grind away, makes the long side of sample 6 to be ground and short side can be by this dress It sets and realizes grind away process；First sliding bar 101, the second sliding bar 102, third sliding bar 103, the 4th sliding bar 104 with wait grind Being horizontally disposed between sample 6 has connector 7, and the first sliding bar 101, the second sliding bar 102, third sliding bar the 103, the 4th slide Bar 104 is hinged with connector 7 respectively, and connector 7 rotates counterclockwise around corresponding sliding bar, specifically, sets on sliding bar It is equipped with the hinged seat of horizontal baffle, connector 7 is connect with hinged seat, such connector 7 can only just transfer upwards cannot be downward Turn, convenient for the pick-and-place of sample, guarantee the stability in sliding process, ensure that sample 6 and grind away part 501 to be ground during grind away Between keep vertical, and then avoid sample 6 to be ground and the phenomenon that deflection occur during grind away, ensure that final sample to be tested Regular shape.The utility model drives sample 6 to be ground to be moved left and right by sliding bar with connector 7, realizes grind away Process, during insert is smashed after avoiding traditional edge sample process and grind away and is therefrom sampled, the sample of generation The problem of product fragmentation；And avoid traditional grind away process by clamping piece clamp sample carry out it is mobile during, clamping piece Chucking power treats the damage of mill sample 6, avoids grind away bring micro-crack, reduces the table that grind away treats mill sample 6 in the process The influence of face stress and sample integrity degree.Meanwhile compared with traditional artificial grind away, the accurate control of grind away size is improved, It solves the uncontrollable factor that dielectric parameter test sample occurs during grind away, improves the mill of dielectric parameter test sample Sample quality, and then improve the accuracy of dielectric properties test.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model further includes driving part, the first sliding bar 101, Second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 are connect with driving part 8 respectively.

In above embodiments, driving part 8 is used to be the first sliding bar 101, the second sliding bar 102, third sliding bar 103 The power moved left and right is provided with the 4th sliding bar 104.

With reference to Fig. 1, one embodiment according to the present utility model, driving part 8 is push rod 801, and push rod 801 is horizontal respectively It is connected to the left end or/and the right side of the first sliding bar 101, the second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 End, and the first sliding bar 101 and the second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 are symmetrically disposed on push rod 801 center line two sides.

In above embodiments, push rod 801 is connected to the first sliding bar 101, the second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 left end or/and right end, convenient for manually realizing the synchronizing movings of four sliding bars by push rod, First sliding bar 101 and the second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 are symmetrically disposed on push rod 801 Center line two sides ensure that the symmetry of the stress of 6 front and rear surfaces of sample to be ground, and avoids 6 surface of sample to be ground and deflection occurs Phenomenon.

With reference to Fig. 2, one embodiment according to the present utility model, driving part 8 includes decelerating motor 802, the first ball Lead screw 803 and the second ball-screw are arranged with the first driven wheel 805, the first driven wheel 805 on the output shaft of decelerating motor 802 Front and back it is respectively symmetrically ratcheting have the second driven wheel 806 and a third driven wheel, the shaft and the first ball wire of the second driven wheel 806 The end of thick stick 803 connects, and the nut of first ball screw 803 is connect with the first sliding bar 101；The shaft of third driven wheel and the The end of two ball-screws connects, and the nut of the second ball-screw is connect with the second sliding bar 102；First driven wheel 805 it is upper Under it is respectively symmetrically ratcheting have the 4th driven wheel 807 and the 5th driven wheel, the shaft of the 4th driven wheel 807, the 5th driven wheel turn Axis is connected by corresponding third ball-screw 804 and the 4th ball-screw and third sliding bar 103, the 4th sliding bar 104 respectively It connects.

In above embodiments, decelerating motor 802 is for exporting lesser revolving speed, to adapt to grind away process；It is set by structure Meter is, it can be achieved that the first sliding bar 101, the second sliding bar 102, third sliding bar 103 are automatic synchronous with the 4th sliding bar 104 Movement, wherein the first driven wheel 805 respectively with the second driven wheel 806, third driven wheel, the 4th driven wheel the 807, the 5th from Driving wheel tooth and, ensure that the left and right of the first sliding bar 101, the second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 Mobile synchronism, and then ensure that stability of the sample 6 to be ground during moving left and right, meanwhile, pass through the transmission of gear Than the speed of adjustable grind away；The setting of ball-screw keeps present apparatus structure simple, is easy to implement.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model, pressing member 4 includes lower pressure screw rod, slide unit 3 include sliding shoe, vertical through-hole is offered on sliding shoe, lower pressure screw rod passes through vertical through-hole, and is equipped with interior spiral shell in vertical through-hole The external screw thread of line, internal screw thread and lower pressure screw rod matches.

In above embodiments, the adjustment of 6 arbitrary height of sample to be ground is may be implemented in lower pressure screw rod, and lower pressure screw rod passes through sliding Vertical through-hole on block, enables lower pressure screw rod to move left and right with sliding shoe, and foring can move down but also control Mobile structure.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model, being horizontally disposed on crossbeam 2 has sliding slot 201, slides The front and rear sides of block are respectively arranged with protrusion, and protrusion is arranged in sliding slot 201 and horizontally slips.

In above embodiments, being horizontally disposed on crossbeam 2 has sliding slot 201, and the front and rear sides of sliding shoe are respectively arranged with protrusion, Protrusion is arranged in sliding slot 201 and horizontally slips, and is arranged in sliding shoe in the sliding slot 201 of crossbeam 2, forms sliding shoe and is erected at cross The structure moved left and right between beam 2 move left and right the lower pressure screw rod being arranged in sliding shoe can also, and then realize sample to be ground 6 moving left and right and moving up and down, and structure is simple, easy to operate.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model, the upper end of lower pressure screw rod is provided with turning handle 402, turns Handle 403 is provided on handle 402.

In above embodiments, the upper end of lower pressure screw rod is provided with turning handle 402, and handle 403 is provided on turning handle 402, is convenient for Lower pressure screw rod moves up and down.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model, the center line of pressing member 4 and sample 6 to be ground Vertical centerline is conllinear.

In above embodiments, the center line of pressing member 4 is conllinear with the vertical centerline of sample 6 to be ground, and avoids wait grind examination There is predominate phenomenon during the depression process in sample 6, ensure that uniformity of 6 the right and left of sample to be ground to lower stress.

With reference to Fig. 3, one embodiment according to the present utility model is symmetrically arranged in the vertical bar of two H-shaped brackets 1 There are multiple horizontal through hole, the first sliding bar 101, the second sliding bar 102, third sliding bar 103, the 4th sliding bar 104 are worn respectively Cross horizontal through hole.

In above embodiments, multiple horizontal through hole are symmetrically arranged in the vertical bar of two H-shaped brackets 1, first is sliding Lever 101, the second sliding bar 102, third sliding bar 103, the 4th sliding bar 104 are each passed through horizontal through hole, make the first sliding Bar 101, the second sliding bar 102, third sliding bar 103, the 4th sliding bar 104 are support with two H-shaped brackets 1, realize and stablize Move left and right process, guarantee the stability of grind away process.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model, the horizontal distance between two H-shaped brackets 1 is greater than The length of twice of sample to be ground 6.

In above embodiments, the length of to be ground sample 6 of the horizontal distance greater than twice between two H-shaped brackets 1 makes two There is enough spaces moving left and right for sample 6 to be ground between a H-shaped bracket 1, improves grind away efficiency.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model, the first sliding bar 101, the second sliding bar 102, The length of three sliding bars 103 and the 4th sliding bar 104 is respectively greater than horizontal distance and sample 6 to be ground between two H-shaped brackets 1 The sum of length.

In above embodiments, the first sliding bar 101, the second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 Length be respectively greater than the sum of horizontal distance and 6 length of sample to be ground between two H-shaped brackets 1, make the first sliding bar 101, The length of second sliding bar 102, third sliding bar 103 and the 4th sliding bar 104 be enough between two H-shaped brackets 1 drive to Mill sample 6 is moved left and right, and ensure that each sliding bar has enough length for horizontally slipping.

With reference to Fig. 4, one embodiment according to the present utility model, connector 7 includes hollow stem 701 and sucker 702, hollow One end of bar 701 is fixed on corresponding sliding bar, and the other end is connect with sucker 702, and sucker 702 is corresponding with sample 6 to be ground Surface connection；Vacuum orifice is offered on the side wall of the fixing end of hollow stem 701, vacuum orifice is connected with vacuum pump, hollow stem Vent valve 703 is provided on 701.

In above embodiments, by vacuum pump by sucker 702 tightly be adsorbed in 6 surface of sample to be ground, make sample 6 to be ground Closely connect between sliding bar, when needing to move down wait grind sample 6 or need to change direction wait grind sample 6, passes through deflation Valve 703 disconnects the connection of hollow stem 701 and sample 6 to be ground, will be after grinding sample 6 and being moved to suitable position, again by sucker 702 It is adsorbed in 6 surface of sample to be ground, ensure that and closely connected between sliding bar and sample to be ground 6, avoid the loosening during grind away, Meanwhile avoiding traditional method of clamping and treating mill 6 bring of sample adverse effect, which is connected as not damaged company It connects, especially suitable for requiring specimen surface the grind away of stringent and short texture, material more crisp coating material.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model further includes sparge pipe 9 and water receiving tank 902, water spray Pipe 9 is connected with water tank 901, and towards the contact surface of grind away part 501 and sample 6 to be ground, mill 5 is set to be connect the spout of sparge pipe 9 In sink 902, the bottom of water receiving tank 902 is provided with discharge outlet.

In above embodiments, sparge pipe 9 is connected with water tank 901, and the spout of sparge pipe 9 is tried towards grind away part 501 with wait grind The contact surface of sample 6, mill 5 are set in water receiving tank 902, and the bottom of water receiving tank 902 is provided with discharge outlet, make companion during grind away With the flushing of dampening, the dust pollution during grind away, discharge of the discharge outlet for flushing water in water receiving tank 902 are avoided.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model, elastic clamping pieces 401 are rubber material.

In above embodiments, elastic clamping pieces 401 are rubber material, and the present apparatus is made to be suitable for short texture, more crisp material The grind away process of sample is realized in the grind away process of material such as spray-on coating, traditional movement by clamping piece, needs clamping piece Tightly clamp sample 6 to be ground, and this mode is for short texture, more crisp coating material, it is easy to by material clip It is broken, cause sample preparation to fail, the elastic clamping pieces of utility model device are rubber material, and need to only be contacted i.e. with sample 6 to be ground Can, stepping up for large force is not needed, short texture, the broken sample risk in more crisp coating material sample making course are avoided.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model, grind away part 501 is fixed on mill by mill cover 502 On disk 5.

In above embodiments, grind away part 501 is fixed on mill 5 by mill cover 502, ensure that the flat of grind away part 501 Whole degree, and then ensure that the flatness of sample 6 to be ground.

With reference to Fig. 1-Fig. 3, one embodiment according to the present utility model, grind away part 501 is sand paper or polishing cloth.

In above embodiments, sand paper is used to carry out the corase grinding of sample 6 to be ground, and sample 6 to be ground is made to reach required size, Polishing cloth is polished for treating mill sample 6, and the cross-sectional structure for treating mill sample 6 makes when carrying out microstructure analysis With.

Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art Novel spirit and scope.If in this way, these modification and variations of the utility model belong to the utility model claims and Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.

Claims (10)

1. a kind of grind away device for the preparation of dielectric parameter test sample, which is characterized in that including two H-shaped brackets (1) and Mill (5), two H-shaped brackets (1) are symmetrically arranged in the left and right side of the mill (5), two H-shaped brackets (1) There are two upper end settings crossbeam (2), is provided with slide unit (3) between two crossbeams (2), the slide unit (3) is along crossbeam (2) it moves left and right；It is provided with pressing member (4) on the slide unit (3), the pressing member (4) moves up and down；Under described The lower end of splenium part (4) is provided with elastic clamping pieces (401), is sample to be ground (6) in the elastic clamping pieces (401)；

Front and back is horizontally disposed with respectively on two H-shaped brackets (1) has the first sliding bar (101), the second sliding bar (102), third sliding Lever (103) and the 4th sliding bar (104), first sliding bar (101) and the second sliding bar (102) are located at same level Face, the third sliding bar (103) and the 4th sliding bar (104) are located at same level, and the third sliding bar (103) and 4th sliding bar (104) is set to the top of first sliding bar (101) and the second sliding bar (102), first sliding Bar (101), the second sliding bar (102), third sliding bar (103) and the 4th sliding bar (104) move left and right respectively；Described first Between sliding bar (101), the second sliding bar (102), third sliding bar (103), the 4th sliding bar (104) and sample to be ground (6) It is horizontally disposed to have connector (7)；First sliding bar (101), the second sliding bar (102), third sliding bar (103), the 4th Sliding bar (104) respectively with connector (7) hingedly, and connector (7) rotates counterclockwise on vertical plane around corresponding sliding bar；

The mill (5) is set to below sample to be ground (6), is installed with grind away part (501) on the mill (5).

2. the grind away device according to claim 1 for the preparation of dielectric parameter test sample, which is characterized in that further include Driving part (8), first sliding bar (101), the second sliding bar (102), third sliding bar (103) and the 4th sliding bar (104) it is connect respectively with driving part (8).

3. the grind away device according to claim 2 for the preparation of dielectric parameter test sample, which is characterized in that the drive Dynamic component (8) be push rod (801), push rod (801) horizontal connection in the first sliding bar (101), the second sliding bar (102), The left end or/and right end of third sliding bar (103) and the 4th sliding bar (104), and the first sliding bar (101) and the second sliding bar (102), third sliding bar (103) and the 4th sliding bar (104) are symmetrically disposed on the center line two sides of the push rod (801).

4. the grind away device according to claim 2 for the preparation of dielectric parameter test sample, which is characterized in that the drive Dynamic component (8) includes decelerating motor (802), first ball screw (803) and the second ball-screw, the decelerating motor (802) Output shaft on be arranged with the first driven wheel (805), the front and back of first driven wheel (805) respectively symmetrically it is ratcheting have second from The shaft of driving wheel (806) and third driven wheel, second driven wheel (806) is connect with the end of first ball screw (803), The nut of the first ball screw (803) is connect with the first sliding bar (101)；

The shaft of the third driven wheel is connect with the end of the second ball-screw, the nut and second of second ball-screw Sliding bar (102) connection；The respectively symmetrically ratcheting up and down of first driven wheel (805) has the 4th driven wheel (807) and the 5th Driven wheel, the shaft of the 4th driven wheel (807), the shaft of the 5th driven wheel respectively by corresponding third ball-screw (804), 4th ball-screw is connect with third sliding bar (103), the 4th sliding bar (104).

5. the grind away device according to claim 1 for the preparation of dielectric parameter test sample, which is characterized in that under described Splenium part (4) includes lower pressure screw rod, and the slide unit (3) includes sliding shoe, offers vertical through-hole, institute on the sliding shoe Lower pressure screw rod is stated across the vertical through-hole, is equipped with internal screw thread in the vertical through-hole, the internal screw thread and lower pressure screw rod it is outer Screw thread matches.

6. the grind away device according to claim 5 for the preparation of dielectric parameter test sample, which is characterized in that crossbeam (2) being horizontally disposed on has sliding slot (201), and the front and rear sides of sliding shoe are respectively arranged with protrusion, and protrusion is arranged in sliding slot (201) It horizontally slips.

7. the grind away device according to claim 1 for the preparation of dielectric parameter test sample, which is characterized in that under described The center line of splenium part (4) is conllinear with the vertical centerline of sample to be ground (6).

8. the grind away device according to claim 1 for the preparation of dielectric parameter test sample, which is characterized in that two H The length of to be ground sample (6) of the horizontal distance greater than twice between shape bracket (1)；First sliding bar (101), second are slided The length of lever (102), third sliding bar (103) and the 4th sliding bar (104) is respectively greater than between two H-shaped brackets (1) The sum of horizontal distance and sample to be ground (6) length.

9. the grind away device according to claim 1 for the preparation of dielectric parameter test sample, which is characterized in that connector (7) include hollow stem (701) and sucker (702), one end of hollow stem (701) is fixed on corresponding sliding bar, the other end and Sucker (702) connection, sucker (702) are connected with the corresponding surface of sample to be ground (6)；The side wall of the fixing end of hollow stem (701) On offer vacuum orifice, vacuum orifice is connected with vacuum pump, vent valve (703) is provided on hollow stem (701).

10. the grind away device according to claim 1 for the preparation of dielectric parameter test sample, which is characterized in that also wrap Sparge pipe (9) and water receiving tank (902) are included, the sparge pipe (9) is connected with water tank (901), the spout direction of the sparge pipe (9) The contact surface of grind away part (501) and sample to be ground (6), the mill (5) are set in water receiving tank (902), the water receiving tank (902) bottom is provided with discharge outlet.