CN107470859B - A method of manufacture steel/rubber composite construction test specimen - Google Patents
A method of manufacture steel/rubber composite construction test specimen Download PDFInfo
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- CN107470859B CN107470859B CN201710573105.XA CN201710573105A CN107470859B CN 107470859 B CN107470859 B CN 107470859B CN 201710573105 A CN201710573105 A CN 201710573105A CN 107470859 B CN107470859 B CN 107470859B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
A method of manufacture steel/rubber composite construction test specimen carries out effective clamping using the method for symmetrical clamping, multipoint positioning.In process, the characteristics of being processed according to every work step, orderly use reasonable cutter and cutting parameter, making entire test specimen, stable cutting is controlled in the fabrication process, it avoids in steel and rubber complex structure and is easy to appear vibration and impact phenomenon, solve the problems, such as steel layer and the alternate stable cutting of rubber layer in product structure.By designing reasonable clamping tooling and machining process route, solve the problems, such as can not in steel and rubber complex test specimen steel layer and rubber layer flour mixed with adulterants carry out effective clamping.The factors such as strict control test specimen oil pollution and cutting heat in process, smoothly complete the processing and manufacturing of steel Yu rubber complex test specimen, with manufacturing processing efficient, the stable feature of test specimen processing quality, it realizes the stabilization machining of steel and rubber complex at home for the first time, provides support for follow-up study test.
Description
Technical field
The present invention relates to field of machining, specifically a kind of processing and manufacturing for steel and rubber complex structure test specimen
Method.
Background technique
Due to the load bearing needs of certain product, a kind of steel and rubber complex structure are used.The complex structure by
Steel, rubber are integral by cement adhesion.Since the load bearing size of the complex is mainly by the adhesive strength of complex
It determines.
For the reliability for guaranteeing steel and the carrying of rubber complex structure, the stress state on true bonding interface is understood, need
Steel under certain eligible state is subjected to cutting decomposition with rubber complex structure, test specimen is fabricated to, to test different layers position
Bonding plane stress state.It is subsequent to intend carrying out steel and rubber complex structure design scheme according to test data and requirement
Optimization, enhances its functional reliability.
The processing and manufacturing of the test specimen of steel and rubber complex structure is primarily present following difficult point:
1 test specimen blank shape is irregular, is difficult to carry out effective clamping using commonsense method；
Since material property difference is very big at 2 steel and rubber adhesion, the resistance to cutting difference being subject to is obvious, in cutting process
In easily form impact, the unsafe conditions such as crushing knife；
It is improper that 3 cutting parameters are chosen, and can not form stable cutting；
4 be the true and reliable of guarantee test specimen test data, it is desirable that carries out strict control to greasy dirt and heat when processing.
The test specimen of steel and rubber complex structure belongs at home to be fabricated for the first time.
Summary of the invention
For the processing and manufacturing for realizing steel and rubber complex test specimen, meet the load test need of steel Yu rubber complex structure
It wants, the invention proposes a kind of manufacture steel/rubber composite construction test specimen methods.
Detailed process of the invention is:
Step 1, cross on ring blank: by crossing, the determination on the ring blank cuts line；
The ring blank is the complex of composite steel and multilayer rubber, and is between one layer of steel, one layer of rubber, one layer of steel
Every being glued；The inner surface of the ring blank and outer surface are steel layer.
It is cutting starting point A with the ring blank circumferential surface arbitrary point when scribing line；It is starting point A and the annular base
Line between the central point of part obtains line segment OA；According to the circumferential lengths of required test specimen, line segment OA will be revolved clockwise
Turn 6.6 °, obtain B point in the ring blank circumferential surface, do OAOB line, the obtained region between AB is first examination
The shape of part blank；
Continue OB line rotating clockwise identical angle, obtains the region between new line OC, the BOC again
As second shape of test specimen blank；
The process for repeating determining second shape of test specimen blank, successively determines multiple test specimens on the circumference of the ring blank
Blank shape.
Step 2, test specimen blank is cut: under the conditions of non-refrigerated, along the shape clockwise direction of determining test specimen blank
It successively cuts, completion cuts 360 ° of circumference of the ring blank, obtains multiple test specimen blanks；Obtained each test specimen blank is equal
It is cut into the hexahedron of rule；
Step 3, test specimen blank is finished, specifically:
The first step determines cutting line:
According to design requirement, in the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants of each test specimen blank
It is upper to make four cutting lines respectively；The position of four cutting lines is located at the two of the first radial cuts flour mixed with adulterants
Side, the two sides of the second radial cuts flour mixed with adulterants, the outer surface steel layer positioned at the first radial cuts flour mixed with adulterants upper end are upper and lower
In the inner surface steel layer at end, and the inner surface steel at the upper and lower end of outer surface steel layer positioned at the second radial cuts flour mixed with adulterants upper end
On layer；
The detailed process of four cutting lines of determination is:
The first step determines middle line；Identified middle line is each first radial cuts flour mixed with adulterants and the second radial cuts
Radial line of symmetry between flour mixed with adulterants, and the median perpendicular is in every layer of composite layer of the test specimen blank；When determining the middle line,
A company is done between the middle part of the first radial cuts flour mixed with adulterants lower end and the middle part of the first radial cuts flour mixed with adulterants upper end
Line, and make the line perpendicular to every layer of composite layer of the ring blank, which is determining middle line；Method according to this, really
The middle line of fixed each test specimen blank；
Second step determines two sides cutting line；According to test specimen outer dimension, using the middle line of obtained each test specimen blank as base
Standard translates on the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants to two sides respectively, that is, respectively obtains described
The cutting line of first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants two sides；
Third step determines both ends cutting line；
Determine the cutting line of the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants upper and lower ends；According to examination
The length dimension of part determines the first radial cuts flour mixed with adulterants and second in the inner surface steel layer and outer surface steel layer
The cutting line of radial cuts flour mixed with adulterants upper and lower ends.
The external peripheral surface and inner circumferential surface of the test specimen blank obtained after the cutting are the metal covering of all-metal, point
It is not the first metal covering and the second metal covering；Two symmetrical side surfaces of the test specimen blank are by sawing machine radial cuts shape
At being the flour mixed with adulterants of metal Yu rubber interbed, be the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants respectively；By
Two end faces of the ring blank form flour mixed with adulterants and lower flour mixed with adulterants；
Determine that pre-cut fetch bit is set respectively by four determining cutting lines, specifically:
It is common by being located on the first radial cuts flour mixed with adulterants and two cutting lines of side on the second radial cuts flour mixed with adulterants
The pre-cut fetch bit for foring flour mixed with adulterants on test specimen blank is set；
By another two cutting lines for being located on the other side on the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants
The pre-cut fetch bit for together forming flour mixed with adulterants under test specimen blank is set；
By being located on the cutting line of the first radial cuts flour mixed with adulterants upper end and the cutting of the second radial cuts flour mixed with adulterants upper end
The pre-cut fetch bit that line together forms the first metal covering of test specimen blank is set；
By being located on the cutting line of the first radial cuts flour mixed with adulterants lower end and the cutting of the second radial cuts flour mixed with adulterants lower end
The pre-cut fetch bit that line together forms the second metal covering of test specimen blank is set；
So far, determined respectively the pre-cut fetch bit of the first metal covering of test specimen blank is set, the pre-cut fetch bit of the second metal covering is set,
The pre-cut fetch bit of lower flour mixed with adulterants is set and the pre-cut fetch bit of upper flour mixed with adulterants is set；
Second step, tooling prepare:
It is loaded: using milling machine flat-nose pliers clamping bracket, screwing and adjust housing screw at tooling bracket two sides each five, compress
Screw end, which is placed in, to be compressed in the pre-processed arc-shaped counterbore of aluminium sheet；Housing screw end, which applies force to, to be compressed on aluminium sheet；
Cutting line that the pre-cut fetch bit of upper flour mixed with adulterants is set and Tool in Cutting direction E are adjusted when clamping to parallel；
Third step, the upper flour mixed with adulterants and lower flour mixed with adulterants of each test specimen blank of machining:
It is set according to the pre-cut fetch bit of determining upper flour mixed with adulterants and the pre-cut fetch bit of lower flour mixed with adulterants is set, processing obtains one by one respectively
The upper flour mixed with adulterants of each test specimen blank and lower flour mixed with adulterants；
I using flour mixed with adulterants in slotting saw with fine teeth roughing；In flour mixed with adulterants in roughing, away from upper flour mixed with adulterants cutting line
Milling cutting is carried out at 5mm；When processing, speed of mainshaft 100rad/min, feed speed 50mm/min；
The II inserted face cutter that changes the outfit is finished；When inserted face cutter is installed, a piece of knife is only installed on facing cutter
Piece；By by the way that repeatedly cutting is finished repeatedly, being cut until being refined to flour mixed with adulterants on rough machined upper flour mixed with adulterants
Secant；
The cutting force of the inserted face cutter machined parameters directly proportional, determining to the cutting number of teeth and cutting-in are as follows: the speed of mainshaft
100rad/min, feed speed 50mm/min, amount of feeding 0.5mm；
So far the processing to flour mixed with adulterants on test specimen blank is completed；
The test specimen blank for completing upper flour mixed with adulterants processing is overturn 180 ° by III；Clamping processes lower flour mixed with adulterants；
Lower flour mixed with adulterants is processed according to the method for processing upper flour mixed with adulterants；
So far the processing to flour mixed with adulterants under the test specimen blank is completed；
When sawing machine is cut, cleaning sawing machine jaw joins line without greasy dirt, no coolant liquid residual under conditions of any cooling is not added
Carry out sawing, cutting speed 15m/min, it is desirable that sawing whole process test specimen blank temperature is no more than 20 DEG C.
4th step, finish cutting process the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants of test specimen blank:
By the first radial cuts flour mixed with adulterants of finishing and the second radial cuts flour mixed with adulterants to remove surplus；
The upper flour mixed with adulterants that the test specimen blank of cutting is completed and lower flour mixed with adulterants are clamped with flat-nose pliers, adjustment makes described first
The cutting line of radial cuts flour mixed with adulterants is parallel with Tool in Cutting direction, and cutting tip is made to expose the flat mouth jaw surfaces；Installation
Inserted face cutter only installs a piece of blade on cutterhead；
In Milling Process, the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants are used and intersected repeatedly
Processing, until completing to obtain the Milling Process of test specimen blank the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants
Test specimen semi-finished product；
The machined parameters of first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants are as follows: speed of mainshaft 100rad/
Min, feed speed 50mm/min, amount of feeding 0.5mm；Jaw is unclamped after the completion of cutting, takes out steel and rubber complex test specimen half
Finished product；
The detailed process that the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants intersect processing repeatedly is: milling
It cuts in processing, the first radial cuts flour mixed with adulterants is processed in first time feed first, when the first time of the first radial cuts flour mixed with adulterants
After the completion of Milling Process, 180 ° of the test specimen blank is overturn, first time feed processing is carried out to the second radial cuts flour mixed with adulterants；
180 ° of the test specimen blank is overturn, the first radial cuts flour mixed with adulterants is processed in second of feed, when the first radial cuts flour mixed with adulterants
After the completion of second of Milling Process, 180 ° of the test specimen blank is overturn, the second radial cuts flour mixed with adulterants is walked for the second time
Knife processing；The test specimen blank is repeatedly processed repeatedly, until completing to test specimen blank the first radial cuts flour mixed with adulterants and the
The Milling Process of two radial cuts flour mixed with adulterants, obtains test specimen semi-finished product.
5th step processes the first metal covering and the second metal covering:
It is set according to the pre-cut fetch bit of determining the first metal covering of test specimen blank, processing is set in the pre-cut fetch bit of the second metal covering
One metal covering and the second metal covering；
It processes the first metal covering: using 3 inserted face cutter piece, the first metal covering being formed by multiple Milling Process；
Milling Process parameter are as follows: speed of mainshaft 100rad/min, feed speed 50mm/min, amount of feeding 0.25mm；So far, first is completed
The finishing of metal covering；
It processes the second metal covering: finishing the second metal covering according to the method for the first metal covering of finishing；
So far, the finishing of the second metal covering is completed；
Obtain steel and rubber complex test specimen finished product.The height and second of first metal covering of the test specimen obtained after finishing
The height of metal covering is equal.
The tooling includes bracket, housing screw and compression aluminium sheet；There are support plate in the upper surface two sides of the bracket, make the branch
Frame is in U-shape；There is the mounting hole of housing screw on bracket plate supported on both sides；The bracket lower surface has for connecting milling machine flat mouth
The link block of pincers；In use, test specimen blank to be processed is placed between the support plate of bracket two sides；Will compress aluminium sheet be placed with to
The both side surface of test specimen blank, and fastened by housing screw；The multipoint pressure jam-packed test specimen generated by the housing screw
Blank.
The present invention can be realized steel and the efficient, stable of rubber complex test specimen manufactures.It solves the type test specimen adding
In work manufacturing process can not effective clamping, the problem of cutting can not be stablized.Realize steel and rubber complex at home for the first time
Stablize machining, provides support for follow-up study test.
Present invention mainly solves steel and rubber complex test body processing and manufacturing process due in product structure
Steel layer and the alternate feature of rubber layer, and the problem of effective clamping can not be formed using conventional method and stablize cutting.In clamping
In the process, according to feature symmetrical away from in product structure, effective clamping is carried out using the method for symmetrical clamping, multipoint positioning.
In subsequent mechanical processing process, the characteristics of processing according to every work step, reasonable cutter and cutting parameter are orderly used,
Making entire test specimen, stable cutting is controlled in the fabrication process.
The present invention realizes cutting for steel and rubber complex test specimen for the first time at home, passes through the reasonable clamping work of design
Dress and machining process route, solve can not in steel and rubber complex test specimen steel layer and rubber layer flour mixed with adulterants carry out it is effective
The problem of clamping；By engineer testing in subsequent process, reasonable cutter and cutting parameter are chosen, steel and rubber complex are avoided
It is easy to appear vibration and impact phenomenon in structure, solves the problems, such as steel layer and the alternate stable cutting of rubber layer in product structure.
The factors such as strict control test specimen oil pollution and cutting heat in process, smoothly complete steel and rubber complex test specimen plus
Work manufacture, has and manufactures processing efficient, the stable feature of test specimen processing quality.
Detailed description of the invention
Fig. 1 is that steel and rubber complex circumferential direction blank cut schematic diagram；
Fig. 2 is steel and rubber complex test specimen blank cut surface schematic diagram；
Fig. 3 is steel and rubber complex test specimen schematic diagram, and wherein 3a is semi-finished product schematic diagram, and 3b is finished product schematic；
Fig. 4 is clamping tool schematic diagram；
Fig. 5 is the processing cut direction and position adjustment schematic diagram of upper flour mixed with adulterants；
Fig. 6 is flow chart of the invention.Wherein:
1. front end component；2. back-end component；3. rubber layer；4. steel layer；5. the pre-cut fetch bit of flour mixed with adulterants is set on；6. lower mixing
The pre-cut fetch bit in face is set；7. the first radial cuts flour mixed with adulterants；8. the second radial cuts flour mixed with adulterants；9. the pre- of the first metal covering cuts
Position；10. the pre-cut fetch bit of the second metal covering is set；11. bracket；12. housing screw；13. compressing aluminium sheet；14. the first metal covering；
15. the second metal covering.
Specific embodiment
The present embodiment is a kind of manufacturing method for steel and the test specimen of rubber complex.
Front end component 1, back-end component 2 and 4 material of steel layer of the steel and rubber complex are 45#Steel, it is thermally treated
Strengthen, hardness HB241-286；Rubber layer 3 is super-elasticity rubber, and each component is pressed and molded through being glued.According to design requirement
Position cuts test specimen, and the contour dimension of the test specimen cut is 25mm × 40mm × 85mm.The shape of the test specimen is about steel and rubber
The load bearing normal direction of glue complex is vertical, and the direction is determined by designing by drawing.
The detailed process of the present embodiment is:
Step 1, it crosses.It crosses on ring blank；
The ring blank is the complex of composite steel and multilayer rubber, and is between one layer of steel, one layer of rubber, one layer of steel
Every being glued；The inner surface of the ring blank and outer surface are steel layer.
The scribing line is that determination cuts line on the ring blank.When scribing line, with the ring blank circumferential surface arbitrary point
To cut starting point A；The line between starting point A and the central point of the ring blank is done, line segment OA is obtained.According to required
Test specimen circumferential lengths, line segment OA will be rotated clockwise to an angle, B point is obtained in the ring blank circumferential surface, do
OAOB line, the obtained region between AB are the shape of first test specimen blank.In the present embodiment, line segment OA revolves clockwise
The angle turned is 6.6 °.
Continue OB line rotating clockwise identical angle, obtains the region between new line OC, the OAC again
As second shape of test specimen blank.
The process for repeating determining second shape of test specimen blank, successively determines multiple on the circumference of the circumferential direction blank
Test specimen blank shape.
Step 2, test specimen blank is cut.Using sawing machine, under the conditions of non-refrigerated, the shape along determining test specimen blank is suitable
Clockwise is successively cut, and is completed to cut described circumferential 360 ° of circumference of blank, is obtained multiple test specimen blanks.Obtained each examination
Part blank is cut into the hexahedron of rule.
The external peripheral surface and inner circumferential surface of the test specimen blank are the metal covering of all-metal, are the first metal respectively
Face 14 and the second metal covering 15.Two symmetrical side surfaces of the test specimen blank are formed by sawing machine radial cuts, are
The flour mixed with adulterants of metal and rubber interbed is the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants respectively.By the ring
Two end faces of shape blank form flour mixed with adulterants and lower flour mixed with adulterants.
When sawing machine is cut, cleaning sawing machine jaw joins line without greasy dirt, no coolant liquid residual under conditions of any cooling is not added
Carry out sawing, cutting speed 15m/min, it is desirable that sawing whole process test specimen slab temperature is no more than 20 DEG C.
Step 3, ring blank is finished.
Specifically:
The first step determines cutting line.
According to design requirement, on the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants of test specimen blank respectively
Make four cutting lines.Specifically:
Determining middle line is the line of symmetry for stating the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants radial direction,
And the median perpendicular is in the surface of every layer of composite layer of the ring blank.When determining the middle line, in first radial cut
It cuts and does in the middle part of the middle part and the first radial cuts flour mixed with adulterants upper end of flour mixed with adulterants lower end with line, and make the line perpendicular to institute
The surface of every layer of composite layer of ring blank is stated to get the middle line of the first radial cuts flour mixed with adulterants is arrived.Method according to this, described
Second radial cuts flour mixed with adulterants makes the middle line of the second radial cuts flour mixed with adulterants.
It is mixed in first radial cuts respectively on the basis of obtained center according to the test specimen outer dimension that design proposes
It is translated on conjunction face and the second radial cuts flour mixed with adulterants to two sides, respectively obtains the first radial cuts flour mixed with adulterants and the second radial direction
Cut the cutting line of the two sides of flour mixed with adulterants.Obtained first radial cuts flour mixed with adulterants with it is same on the second radial cuts flour mixed with adulterants
The pre-cut fetch bit that two cutting lines of side together form flour mixed with adulterants on test specimen blank is set, obtained first radial cuts mixing
Another two cutting lines of the same side together form the pre-cut of flour mixed with adulterants under test specimen blank on face and the second radial cuts flour mixed with adulterants
Fetch bit is set.
Determine the cutting line of the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants upper and lower ends.Described
One radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants upper and lower ends be respectively test specimen blank outer surface steel layer and interior table
Face steel layer.According to the length dimension for the test specimen that design proposes, in the inner surface steel layer and outer surface steel layer described in determination
The cutting line of first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants upper and lower ends.It is obtained to be located at the first diameter
The cutting line of cutting line and the second radial cuts flour mixed with adulterants upper end to cutting flour mixed with adulterants upper end together forms
The pre-cut fetch bit of first metal covering sets 9；The obtained cutting line and second for being located at the first radial cuts flour mixed with adulterants lower end
It is that the pre-cut fetch bit of the second metal covering sets 10 respectively that the cutting line of radial cuts flour mixed with adulterants lower end, which together forms described,.
So far, it has been determined that the pre-cut fetch bit of the first metal covering of test specimen blank is set the pre-cut fetch bit of the 9, second metal covering and set respectively
10, the pre-cut fetch bit of lower flour mixed with adulterants set 6 and the pre-cut fetch bit of upper flour mixed with adulterants set 5.
It has been determined that the pre-cut fetch bit of the first metal covering of test specimen blank is set the pre-cut fetch bit of the 9, second metal covering and set described in repeating
10, the pre-cut fetch bit of lower flour mixed with adulterants set 6 and upper flour mixed with adulterants pre-cut fetch bit set 5 process, successively determine the of each test specimen blank
6 and upper mixing are set in the pre-cut fetch bit that 10, lower flour mixed with adulterants is set in the pre-cut fetch bit that the 9, second metal covering is set in the pre-cut fetch bit of one metal covering
The pre-cut fetch bit in face sets 5.
Second step, tooling prepare.
The tooling includes bracket 11, housing screw 12 and compression aluminium sheet 13.There are support plate in the upper surface two sides of the bracket,
The bracket is set to be in U-shape.There is the mounting hole of housing screw 12 on bracket plate supported on both sides.The bracket lower surface has for connecting
The link block of milling machine vice.In use, test specimen blank to be processed is placed between the support plate of bracket two sides；Aluminium sheet will be compressed
13 are placed with to the both side surface of test specimen blank, and are fastened by housing screw 12.The multiple spot pressure generated by the housing screw
Power jam-packed test specimen blank.
It is loaded: using milling machine flat-nose pliers clamping bracket 11, screwing and adjust housing screw 12 at bracket two sides each five, compress
Screw end, which is placed in, to be compressed in the pre-processed arc-shaped counterbore of aluminium sheet 13.12 end of housing screw applies force to compression aluminium sheet
On 13, aluminium sheet transmits the axial pressing force of screw to center, using line OC as center jam-packed test specimen blank.It is adjusted when clamping
The pre-cut fetch bit of upper flour mixed with adulterants sets 5 cutting line and Tool in Cutting direction E to parallel.
Due to the flour mixed with adulterants steel layer design feature alternate with rubber layer, effective clamping can not be formed during the cutting process.It is logical
The increase on carry out applied force area that the pressing force for crossing tooling housing screw passes through aluminium sheet, the good plasticity of aluminium sheet can compensate for lamella
Error between type metal covering achievees the purpose that jam-packed workpiece by the multiple spot of aluminium sheet and workpiece flour mixed with adulterants, face contact.
Third step, the upper flour mixed with adulterants and lower flour mixed with adulterants of each test specimen blank of machining.
The upper flour mixed with adulterants and lower flour mixed with adulterants for each test specimen blank processed one by one respectively.
Flour mixed with adulterants in processing.When processing upper flour mixed with adulterants, according to the shock proof feature of metal saw, milled using serration saw blade
Knife roughing, to cut away the major part of machining allowance.The slotting saw with fine teeth for selecting φ 125 × 2.5, cuts away from upper flour mixed with adulterants
Milling cutting is carried out at secant 5mm.When processing, speed of mainshaft 100rad/min, feed speed 50mm/min.
After roughing, the inserted face cutter that changes the outfit is finished.When inserted face cutter is installed, only installed on facing cutter
A piece of blade.By being finished by repeatedly cutting on rough machined upper flour mixed with adulterants.After the completion of first time cuts,
Milling cutter returns to cutting point, carries out second and cuts.The cutting process is repeated, until being refined to flour mixed with adulterants cutting line.
The cutting force of the inserted face cutter machined parameters directly proportional, determining to the cutting number of teeth and cutting-in are as follows: the speed of mainshaft
100rad/min, feed speed 50mm/min, amount of feeding 0.5mm.
So far the processing to flour mixed with adulterants on test specimen blank is completed.
Housing screw is unclamped, the test specimen blank of flour mixed with adulterants in machined completion is taken out.180 ° of overturning.Clamping.Processing is lower mixed
Conjunction face.
Lower flour mixed with adulterants is processed according to the method for flour mixed with adulterants in the processing.
So far the processing to flour mixed with adulterants under the test specimen blank is completed.
Housing screw is unclamped, the test specimen blank is taken out, unclamps flat-nose pliers, removes tooling.
4th step, the first radial cuts flour mixed with adulterants 7 and the second radial cuts flour mixed with adulterants 8 of each test specimen blank of machining.
Process the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants.
The upper flour mixed with adulterants that the test specimen blank of cutting is completed and lower flour mixed with adulterants are clamped with flat-nose pliers, adjustment makes described first
The cutting line of radial cuts flour mixed with adulterants 7 is parallel with Tool in Cutting direction, and cutting tip is made to expose the flat mouth jaw surfaces.Installation
Inserted face cutter only installs a piece of blade on cutterhead, referring to cutting and crossing carry out Milling Process.In Milling Process, first
One-pass processes the first radial cuts flour mixed with adulterants 7, after the completion of the first time Milling Process of the first radial cuts flour mixed with adulterants,
180 ° of the test specimen blank is overturn, first time feed processing is carried out to the second radial cuts flour mixed with adulterants.Overturn the test specimen blank
180 °, the first radial cuts flour mixed with adulterants 7 is processed in second of feed, when the first time Milling Process of the first radial cuts flour mixed with adulterants
After the completion, 180 ° of the test specimen blank is overturn, second of feed processing is carried out to the second radial cuts flour mixed with adulterants.Repeatedly
The test specimen blank is repeatedly processed, until completing to obtain test specimen to the Milling Process of flour mixed with adulterants on test specimen blank and lower flour mixed with adulterants
Semi-finished product.By the repeated multiple times processing to flour mixed with adulterants and lower flour mixed with adulterants on the test specimen blank, to eliminate in the test specimen blank
The difference cutting stress as caused by unlike material guarantees cutting precision.
Process the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants
Machined parameters are as follows: speed of mainshaft 100rad/min, feed speed 50mm/min, amount of feeding 0.5mm.After the completion of cutting
Jaw is unclamped, steel and rubber complex test specimen semi-finished product are taken out.
5th step processes the first metal covering 14 and the second metal covering 15
It is set according to the pre-cut fetch bit of determining the first metal covering of test specimen blank, processing is set in the pre-cut fetch bit of the second metal covering
One metal covering and the second metal covering.
Process the first metal covering 14
Flat-nose pliers clamps the metal part of test specimen semi-finished product upper end.It is set according to the pre-cut fetch bit for redefining the first metal covering
Milling Process.Milling Process uses 3 inserted face cutter piece, by multiple Milling Process, forms the first metal covering 14.Processing
When from temperature control and stock-removing efficiency two in terms of comprehensively consider, determining cutting parameter are as follows: speed of mainshaft 100rad/min, feeding
Speed 50mm/min, amount of feeding 0.25mm.
So far, the finishing of the first metal covering 14 is completed.
Process the second metal covering 15.
Brank clamps the metal part of test specimen semi-finished product lower end.Milling is set according to the pre-cut fetch bit for redefining the second metal covering
Cut processing.Processing method is identical as machined parameters the first metal covering 14 of the processing.Milling forms the second metal covering 15.Extremely
This, completes the finishing of the second metal covering 15.
Jaw is unclamped after the completion of cutting, obtains steel and rubber complex test specimen finished product.
Claims (7)
1. a kind of manufacture steel/rubber composite construction test specimen method, which is characterized in that detailed process is:
Step 1, cross on ring blank: by crossing, the determination on the ring blank cuts line；
Step 2, cut test specimen blank: under the conditions of non-refrigerated, along determining test specimen blank shape clockwise successively
Cutting, completion cut 360 ° of circumference of the ring blank, obtain multiple test specimen blanks；Obtained each test specimen blank is cut
For the hexahedron of rule；
Step 3, test specimen blank is finished, specifically:
The first step determines cutting line:
According to design requirement, divide on the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants of each test specimen blank
Four cutting lines are not made；The position of four articles of cutting lines is located at the two sides of the first radial cuts flour mixed with adulterants,
The two sides of two radial cuts flour mixed with adulterants, in the upper and lower end of outer surface steel layer of the first radial cuts flour mixed with adulterants upper end
In the steel layer of surface, and in the inner surface steel layer at the upper and lower end of outer surface steel layer positioned at the second radial cuts flour mixed with adulterants upper end；
The external peripheral surface and inner circumferential surface of the test specimen blank obtained after the cutting are the metal covering of all-metal, are respectively
First metal covering and the second metal covering；Two symmetrical side surfaces of the test specimen blank are formed by sawing machine radial cuts,
It is the flour mixed with adulterants of metal Yu rubber interbed, is the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants respectively；By institute
Two end faces for stating ring blank form flour mixed with adulterants and lower flour mixed with adulterants；
Determine that pre-cut fetch bit is set respectively by four determining cutting lines, specifically:
It is collectively formed by being located on the first radial cuts flour mixed with adulterants and two cutting lines of side on the second radial cuts flour mixed with adulterants
The pre-cut fetch bit of flour mixed with adulterants is set on test specimen blank；
It is common by being located on the first radial cuts flour mixed with adulterants and another two cutting lines of the other side on the second radial cuts flour mixed with adulterants
The pre-cut fetch bit for foring flour mixed with adulterants under test specimen blank is set；
It is total to by the cutting line and the cutting line of the second radial cuts flour mixed with adulterants upper end that are located on the first radial cuts flour mixed with adulterants upper end
It is set with the pre-cut fetch bit for foring the first metal covering of test specimen blank；
It is total to by the cutting line and the cutting line of the second radial cuts flour mixed with adulterants lower end that are located on the first radial cuts flour mixed with adulterants lower end
It is set with the pre-cut fetch bit for foring the second metal covering of test specimen blank；
So far, it has been determined that the pre-cut fetch bit of the first metal covering of test specimen blank is set, the pre-cut fetch bit of the second metal covering is set, lower mixed respectively
The pre-cut fetch bit in conjunction face is set and the pre-cut fetch bit of upper flour mixed with adulterants is set；
Second step, tooling prepare:
It is loaded: using milling machine flat-nose pliers clamping bracket, screwing and adjust housing screw at tooling bracket two sides each five, housing screw
End, which is placed in, to be compressed in the pre-processed arc-shaped counterbore of aluminium sheet；Housing screw end, which applies force to, to be compressed on aluminium sheet；Clamping
When adjust cutting line that the pre-cut fetch bit of upper flour mixed with adulterants is set and Tool in Cutting direction E to parallel；
Third step, the upper flour mixed with adulterants and lower flour mixed with adulterants of each test specimen blank of machining:
It is set according to the pre-cut fetch bit of determining upper flour mixed with adulterants and the pre-cut fetch bit of lower flour mixed with adulterants is set, processing obtains each examination one by one respectively
The upper flour mixed with adulterants of part blank and lower flour mixed with adulterants；
I using flour mixed with adulterants in slotting saw with fine teeth roughing；In flour mixed with adulterants in roughing, away from upper flour mixed with adulterants cutting line 5mm
Place carries out milling cutting；When processing, speed of mainshaft 100rad/min, feed speed 50mm/min；
The II inserted face cutter that changes the outfit is finished；When inserted face cutter is installed, a piece of blade is only installed on facing cutter；?
By being finished by repeatedly cutting repeatedly on rough machined upper flour mixed with adulterants, until being refined to flour mixed with adulterants cutting line；
The cutting force of the inserted face cutter machined parameters directly proportional, determining to the cutting number of teeth and cutting-in are as follows: the speed of mainshaft
100rad/min, feed speed 50mm/min, amount of feeding 0.5mm；
So far the processing to flour mixed with adulterants on test specimen blank is completed；
The test specimen blank for completing upper flour mixed with adulterants processing is overturn 180 ° by III；Clamping processes lower flour mixed with adulterants；
Lower flour mixed with adulterants is processed according to the method for processing upper flour mixed with adulterants；
So far the processing to flour mixed with adulterants under the test specimen blank is completed；
4th step, finish cutting process the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants of test specimen blank:
By the first radial cuts flour mixed with adulterants of finishing and the second radial cuts flour mixed with adulterants to remove surplus；
The upper flour mixed with adulterants that the test specimen blank of cutting is completed and lower flour mixed with adulterants are clamped with flat-nose pliers, adjustment keeps described first radial
The cutting line for cutting flour mixed with adulterants is parallel with Tool in Cutting direction, and cutting tip is made to expose the flat mouth jaw surfaces；It installs inserted
Face cutter only installs a piece of blade on cutterhead；
In Milling Process, the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants are added using intersection repeatedly
Work, until completing to try the Milling Process of test specimen blank the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants
Part semi-finished product；
The machined parameters of first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants are as follows: speed of mainshaft 100rad/min, into
Give speed 50mm/min, amount of feeding 0.5mm；Jaw is unclamped after the completion of cutting, takes out steel and rubber complex test specimen semi-finished product；
5th step processes the first metal covering and the second metal covering:
It is set according to the pre-cut fetch bit of determining the first metal covering of test specimen blank, the first gold medal of processing is set in the pre-cut fetch bit of the second metal covering
Category face and the second metal covering；
It processes the first metal covering: using 3 inserted face cutter piece, the first metal covering being formed by multiple Milling Process；Milling
Machined parameters are as follows: speed of mainshaft 100rad/min, feed speed 50mm/min, amount of feeding 0.25mm；So far, the first metal is completed
The finishing in face；
It processes the second metal covering: finishing the second metal covering according to the method for the first metal covering of finishing；
So far, the finishing of the second metal covering is completed；
Obtain steel and rubber complex test specimen finished product；The height and the second metal of first metal covering of the test specimen obtained after finishing
The height in face is equal.
2. manufacture steel/rubber composite construction test specimen method as described in claim 1, which is characterized in that the ring blank is
The complex of composite steel and multilayer rubber, and be that one layer of steel, one layer of rubber, one layer of steel interval are glued；The annular base
The inner surface of part and outer surface are steel layer.
3. manufacture steel/rubber composite construction test specimen method as described in claim 1, which is characterized in that when scribing line, with the annular
Blank circumferential surface arbitrary point is cutting starting point A；The line between starting point A and the central point of the ring blank is done, is obtained
To line segment OA；According to the circumferential lengths of required test specimen, line segment OA is rotated clockwise 6.6 °, in the ring blank circumference table
Face obtains B point, does OAOB line, and the obtained region between AB is the shape of first test specimen blank；
Continue OB line rotating clockwise identical angle, the region obtained again between new line OC, BOC is test specimen
Second shape of blank；
The process for repeating determining second shape of test specimen blank, successively determines multiple test specimen blanks on the circumference of the ring blank
Shape.
4. manufacture steel/rubber composite construction test specimen method as described in claim 1, which is characterized in that when sawing machine is cut, cleaning
Sawing machine jaw joins line under conditions of any cooling is not added and carries out sawing, cutting speed 15m/ without greasy dirt, no coolant liquid residual
Min, it is desired to which sawing whole process test specimen blank temperature is no more than 20 DEG C.
5. manufacture steel/rubber composite construction test specimen method as described in claim 1, which is characterized in that the determination four is cut
The detailed process of secant is:
The first step determines middle line；Identified middle line is that each first radial cuts flour mixed with adulterants is mixed with the second radial cuts
Radial line of symmetry between face, and the median perpendicular is in every layer of composite layer of the test specimen blank；When determining the middle line, in institute
It states and does a line between the middle part of the first radial cuts flour mixed with adulterants lower end and the middle part of the first radial cuts flour mixed with adulterants upper end, and
Make the line perpendicular to every layer of composite layer of the ring blank, which is determining middle line；Method according to this determines each examination
The middle line of part blank；
Second step determines two sides cutting line；According to test specimen outer dimension, on the basis of the middle line of obtained each test specimen blank, point
It is translated not on the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants to two sides, that is, respectively obtains first diameter
To the cutting line of cutting flour mixed with adulterants and the second radial cuts flour mixed with adulterants two sides；
Third step determines both ends cutting line；
Determine the cutting line of the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants upper and lower ends；According to test specimen
Length dimension determines the first radial cuts flour mixed with adulterants and the second radial direction in the inner surface steel layer and outer surface steel layer
Cut the cutting line of flour mixed with adulterants upper and lower ends.
6. manufacture steel/rubber composite construction test specimen method as described in claim 1, which is characterized in that first radial cut
It cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants intersects the detailed process of processing repeatedly is: in Milling Process, walking for the first time first
Knife processes the first radial cuts flour mixed with adulterants, and after the completion of the first time Milling Process of the first radial cuts flour mixed with adulterants, overturning should
180 ° of test specimen blank, first time feed processing is carried out to the second radial cuts flour mixed with adulterants；180 ° of the test specimen blank is overturn, the
The first radial cuts flour mixed with adulterants is processed in secondary feed, after the completion of second of Milling Process of the first radial cuts flour mixed with adulterants,
180 ° of the test specimen blank is overturn, second of feed processing is carried out to the second radial cuts flour mixed with adulterants；Repeatedly add repeatedly
Test specimen blank described in work, until completing the milling to test specimen blank the first radial cuts flour mixed with adulterants and the second radial cuts flour mixed with adulterants
Processing, obtains test specimen semi-finished product.
7. manufacture steel/rubber composite construction test specimen method as described in claim 1, which is characterized in that the tooling includes branch
Frame, housing screw and compression aluminium sheet；There are support plate in the upper surface two sides of the bracket, and the bracket is made to be in U-shape；The bracket is supported on both sides
There is the mounting hole of housing screw on plate；There is the link block for connecting milling machine flat-nose pliers in the bracket lower surface；In use, will be to
The test specimen blank of processing is placed between the support plate of bracket two sides；Aluminium sheet will be compressed to be placed with to the both side surface of test specimen blank, and
It is fastened by housing screw；The multipoint pressure jam-packed test specimen blank generated by the housing screw.
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| JPH08178808A (en) * | 1994-12-26 | 1996-07-12 | Kawasaki Steel Corp | Method and apparatus for machining impact test piece |
| KR100209658B1 (en) * | 1997-08-13 | 1999-07-15 | 구자홍 | Method for preparing specimens of multi-film layers for the transmission electron microscopy |
| US8338736B2 (en) * | 2008-08-21 | 2012-12-25 | General Electric Company | Extraction of chordal test specimens from forgings |
| CN103522017A (en) * | 2013-10-18 | 2014-01-22 | 无锡利日能源科技有限公司 | Support machining method |
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