CN105865823B - A kind of three axle boring machine simulation cutting force loading devices and application method - Google Patents
A kind of three axle boring machine simulation cutting force loading devices and application method Download PDFInfo
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- CN105865823B CN105865823B CN201610348051.2A CN201610348051A CN105865823B CN 105865823 B CN105865823 B CN 105865823B CN 201610348051 A CN201610348051 A CN 201610348051A CN 105865823 B CN105865823 B CN 105865823B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/007—Subject matter not provided for in other groups of this subclass by applying a load, e.g. for resistance or wear testing
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Abstract
A kind of three axle boring machine simulation cutting force loading devices and application method, device includes rigid frame, X is turned round to cutting force charging assembly, method and step to position adjustment component, Y-direction cutting force charging assembly, Z-direction position adjustment component and cutter and is：Simulation cutting force loading device is lifted on platen, by X to the adjustment of, Z-direction position adjustment component and the position of fixed-analog facing head, the boring cutter bar simulated on facing head and lathe facing head be fixedly connected with；Set one group of cutting force, the pretension bolt that Y-direction, cutter are turned round into cutting force charging assembly is tightened respectively by torque spanner, make the frictional force in cutting force charging assembly equal with set cutting force respectively, because frictional force can not directly be read, screw-down torque need to be calculated by formula M=KFd/ μ and be read out again；Start lathe and run procedure, actual motion state of the real simulation lathe under stress condition, the machine tool capability tested under the conditions of current cutting force.
Description
Technical field
The invention belongs to machine tool capability technical field of measurement and test, more particularly to a kind of three axle boring machine simulation cutting power loading dress
Put and application method.
Background technology
At present, three axle boring machines are mainly used in inner bore of part boring processing, and in all conglomeraties, three axle boring machines have been indispensable
Process equipment.Because Machine Manufacture enterprise is different, the machine tool product of each Machine Manufacture enterprise will also tend to difference in performance,
Because machine tool capability has differences, causing the actual processing ability of lathe, there is also notable difference.For lathe buying enterprise
Speech, is intended to that the more excellent machine tool product of performance can be bought using relatively low price, but actual conditions are, lathe price is past
Past and machine tool capability hook, machine tool capability is more excellent, and the price of lathe is more expensive, main cause be the acquisition of machine tool capability often
Need high testing cost.
Before lathe sizing, the performance test of lathe is essential link, can be with by machine tool capability test process
The failure that lathe is likely to occur in use is constantly found, original design is improved further according to fault diagnosis result, enters one
Step lifting machine tool capability, the limiting performance until testing out lathe, and lathe is shaped under limiting performance.
At this stage, the implementation of machine tool capability test mainly has two kinds, and the first is by lathe actual processing material
Material object realizes, is realized by computer simulation machine tooling process for second；Carried out by first way
Machine tool capability is tested, it is necessary to consume that substantial amounts of material is in kind and process tool, and the price of process tool be it is very expensive, it is past
Just need to expend toward a performance test process several process tool, and above-mentioned cost can all be included in the manufacturing cost of lathe, but
This machine tool capability test mode is most reliable, can ensure that lathe has optimal performance after dispatching from the factory, shortcoming is lathe
Manufacturing cost it is high；The machine tool capability carried out by the second way is tested, although testing cost is very low, test is reliable
Property it is equally very low, computer simulation is all process ideally, and actual processing process be then have it is uncertain
Property, even if simulation completes performance test in a computer, but lathe can not still avoid failure during actual processing
Occur, although the manufacturing cost of lathe reduces, while also sacrifice the performance of lathe.
Therefore, being capable of real simulation lathe actual processing there is an urgent need to find a kind of brand-new machine tool capability means of testing
During stress condition, and without consumable material is in kind and process tool, effectively reduces machine tool capability testing cost, ensure machine
Machine Manufacture cost is reduced while bed premium properties.
The content of the invention
The problem of existing for prior art, the present invention provide a kind of three axle boring machine simulation cutting force loading devices and use
Method, stress condition that can be during real simulation lathe actual processing, and without consumable material is in kind and process tool, have
Effect reduces machine tool capability testing cost, ensures to reduce Machine Manufacture cost while lathe premium properties.
To achieve these goals, the present invention adopts the following technical scheme that：A kind of three axle boring machine simulation cutting power loading dress
Put, including rigid frame, X to position adjustment component, Y-direction cutting force charging assembly, Z-direction position adjustment component and cutter turn round to
Cutting force charging assembly, the X include X to slide rail and X to sliding block, the Y-direction cutting force charging assembly to position adjustment component
Including Y-direction guide rail and Y-direction sliding block, the Z-direction position adjustment component includes Z-direction slide rail and Z-direction sliding block, and the cutter is turned round to cutting
Cut power charging assembly including cutter turn round to price fixing, cutter turn round to Moving plate and simulation facing head；
The Y-direction guide rail level is packed in rigid frame, and Y-direction sliding block uses telescoping structure, and Y-direction slide block set is mounted in Y
On direction guiding rail, Y-direction sliding block is slidably matched with Y-direction guide rail, and resistance is added between Y-direction sliding block and the sliding contact surface of Y-direction guide rail
Buddhist nun's piece；It is provided with the Y-direction guide rail outer surface and is oriented to groove, guiding groove is parallel with Y-direction guide rail axial direction, is slided in Y-direction
Y-direction pretension bolt is installed on block, is provided with the screw rod bottom of Y-direction pretension bolt and is oriented to ball, it is recessed positioned at being oriented to be oriented to ball
In groove；The Z-direction slide rail is packed on Y-direction sliding block vertically, and Z-direction sliding block is arranged on Z-direction slide rail；The X is horizontal solid to slide rail
On Z-direction sliding block, X is arranged on X on slide rail to sliding block, and in X to support is fixed with sliding block, cutter turns round vertical to price fixing
It is packed on support, cutter, which turns round to turn round to Moving plate sliding contact to price fixing and cutter, to be coordinated, and is turned round in cutter to price fixing and knife
Tool revolution adds damping fin between the sliding contact surface of Moving plate, turns round to price fixing and cutter and is turned round between Moving plate in cutter
It is connected with cutter to turn round to pretension bolt, the simulation facing head is turned round to Moving plate with cutter to be fixed together.
The X is identical with Z-direction slide block structure to sliding block, including slide unit plate and directive wheel, and the X is to slide rail and Z-direction slide rail
Structure is identical, including slide rail body and the rail groove that is arranged in the middle part of slide rail body, on the slide rail body of rail groove both sides
T-slot is offered, T-shaped fastening bolt is installed in T-slot, slide unit plate is connected by T-shaped fastening bolt with slide rail body；
The directive wheel is located in rail groove, and directive wheel is in rolling contact cooperation with the lateral cell wall of rail groove.
The Y-direction guide rail is provided with four altogether, and four Y-direction guide rails are uniformly arranged in rigid frame, and two of which Y-direction is led
Rail is located at rigid frame bottom, and another two Y-direction guide rails are located at the top of rigid frame, and upper and lower two Y-directions for being in the same side are led
A Z-direction slide rail is connected between rail, is between upper and lower two Y-direction guide rails of opposite side and is connected with another Z-direction slide rail,
An X is connected between two Z-direction slide rails to slide rail.
The application method of three described axle boring machine simulation cutting force loading devices, comprises the following steps：
Step 1：The selected one three axle boring machines for needing to carry out performance test, simulation cutting force loading device is lifted into
On the workbench of lathe, by X to the position of position adjustment component and Z-direction position adjustment component adjustment simulation facing head, and make
Simulation facing head is in lathe facing head on sustained height and center coincides, and is put down simulation by screwing T-shaped fastening bolt
The position of capstan is fixed, then the boring cutter bar simulated on facing head and lathe facing head is fixed together；
Step 2：Set one group of cutting force；
Step 3：Tighten Y-direction pretension bolt respectively using torque spanner and cutter is turned round to pretension bolt, make Y-direction sliding block
Frictional force, cutter between Y-direction guide rail turn round turned round to price fixing and cutter it is respectively equal to set to the frictional force between Moving plate
Fixed cutting force, because frictional force can not directly be read on torque spanner, screwing force can only directly be read by torque spanner
Square, and screw-down torque is needed by being calculated, calculation formula is M=KFd/ μ, and in formula, M is screw-down torque, and K is screwing force system
Number, F are frictional force, and d is the screw thread nominal diameter of pretension bolt, and μ is coefficient of friction；
Step 4：Start lathe and run procedure, start the process of simulated machine tool, and real simulation lathe exists
Actual motion state under stress condition, and then test out the machine tool capability under the conditions of current cutting force；
Step 5：Cutting force, repeat step three and step 4 are reset, completes the lathe under the conditions of different cutting force
Can test.
Beneficial effects of the present invention：
The present invention is compared with prior art, there is provided a kind of brand-new machine tool capability means of testing, passes through brand-new design
Three axle boring machine simulation cutting force loading devices, after being assembled and used with lathe, can real simulation go out lathe actual processing
During stress condition, completely dispense with that consumable material is in kind and process tool, effectively reduce machine tool capability testing cost,
Ensure also to effectively reduce Machine Manufacture cost while lathe premium properties.
Brief description of the drawings
Fig. 1 is the axle boring machine simulation cutting force loading device stereogram of one kind three of the present invention；
Fig. 2 is the X of the present invention to position adjustment component and the structural representation of Z-direction position adjustment component；
Fig. 3 is the structural representation of the Y-direction cutting force charging assembly of the present invention；
Fig. 4 turns round the structural representation to cutting force charging assembly for the cutter of the present invention；
In figure, 1-rigid frame, 2-X is slided to slide rail, 3-X to sliding block, 4-Y-direction guide rail, 5-Y-direction sliding block, 6-Z-direction
Rail, 7-Z-direction sliding block, 8-cutter are turned round to price fixing, and 9-cutter is turned round to Moving plate, 10-simulation facing head, and 11-guiding is recessed
Groove, 12-Y-direction pretension bolt, 13-ball is oriented to, 14-cutter is turned round to pretension bolt, 15-slide unit plate, 16-directive wheel,
17-slide rail body, 18-rail groove, 19-T-slot, 20-T-shaped fastening bolt, 21-support.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in figures 1-4, a kind of three axle boring machine simulation cutting force loading devices, including rigid frame 1, X are to position adjustment
Component, Y-direction cutting force charging assembly, Z-direction position adjustment component and cutter are turned round to cutting force charging assembly, and the X is to position
Adjustment component includes X includes Y-direction guide rail 4 and Y-direction sliding block 5, institute to slide rail 2 and X to sliding block 3, the Y-direction cutting force charging assembly
Stating Z-direction position adjustment component includes Z-direction slide rail 6 and Z-direction sliding block 7, and the cutter, which is turned round to cutting force charging assembly, includes cutter
Turn round and turned round to price fixing 8, cutter to Moving plate 9 and simulation facing head 10；
The level of Y-direction guide rail 4 is packed in rigid frame 1, and Y-direction sliding block 5 uses telescoping structure, and Y-direction sliding block 5 is set with
In Y-direction guide rail 4, Y-direction sliding block 5 is slidably matched with Y-direction guide rail 4, between Y-direction sliding block 5 and the sliding contact surface of Y-direction guide rail 4
Add damping fin；It is provided with the outer surface of Y-direction guide rail 4 and is oriented to groove 11, is oriented to groove 11 and the axial direction of Y-direction guide rail 4
It is parallel, Y-direction pretension bolt 12 is installed on Y-direction sliding block 5, is provided with the screw rod bottom of Y-direction pretension bolt 12 and is oriented to ball
13, ball 13 is oriented in guiding groove 11；The Z-direction slide rail 6 is packed on Y-direction sliding block 5 vertically, and Z-direction sliding block 7 is arranged on
On Z-direction slide rail 6；The X is packed on Z-direction sliding block 7 to the level of slide rail 2, and X is arranged on X on slide rail 2 to sliding block 3, in X to cunning
Support 21 is fixed with block 3, cutter is turned round to price fixing 8 and is fixedly mounted with the stent 21 vertically, and cutter turns round to turn round to price fixing 8 and cutter
Coordinate to the sliding contact of Moving plate 9, turn round to turn round to price fixing 8 and cutter between the sliding contact surface to Moving plate 9 in cutter and add
Damping fin, turn round to turn round to price fixing 8 and cutter in cutter and turn round to pretension bolt 14 to being connected with cutter between Moving plate 9, it is described
Simulation facing head 10 is turned round to Moving plate 9 with cutter to be fixed together.
The X is identical with the structure of Z-direction sliding block 7 to sliding block 3, including slide unit plate 15 and directive wheel 16, and the X is to slide rail 2 and Z
It is identical to the structure of slide rail 6, including slide rail body 17 and the rail groove 18 for being arranged on the middle part of slide rail body 17, in 18 liang of rail groove
T-slot 19 is offered on the slide rail body 1 of side, T-shaped fastening bolt 20 is installed in T-slot 19, slide unit plate 15 passes through T-shaped tight
Fixing bolt 20 is connected with slide rail body 17；The directive wheel 16 is located in rail groove 18, and directive wheel 16 and rail groove 18 are lateral
Cell wall is in rolling contact cooperation.
The Y-direction guide rail 4 is provided with four altogether, and four Y-direction guide rails 4 are uniformly arranged in rigid frame 1, two of which Y
Direction guiding rail 4 is located at the bottom of rigid frame 1, and another two Y-direction guide rails 4 are located at the top of rigid frame 1, and are in the upper and lower of the same side
A Z-direction slide rail 6 is connected between two Y-direction guide rails 4, be between upper and lower two Y-direction guide rails 4 of opposite side be connected with it is another
One Z-direction slide rail 6, an X is connected between two Z-direction slide rails 6 to slide rail 2.
The application method of three described axle boring machine simulation cutting force loading devices, comprises the following steps：
Step 1：The selected one three axle boring machines for needing to carry out performance test, simulation cutting force loading device is lifted into
On the workbench of lathe, by X to the position of position adjustment component and Z-direction position adjustment component adjustment simulation facing head 10, and
Make that simulation facing head 10 is on sustained height with lathe facing head and center coincides, will by screwing T-shaped fastening bolt 20
The position of simulation facing head 10 is fixed, then the boring cutter bar simulated on facing head 10 and lathe facing head is fixed together；
Step 2：Set one group of cutting force；
Step 3：Tighten Y-direction pretension bolt 12 respectively using torque spanner and cutter is turned round to pretension bolt 14, make Y-direction
Frictional force, cutter between sliding block 5 and Y-direction guide rail 4, which turn round to turn round to the frictional force between Moving plate 9 to price fixing 8 and cutter, to be distinguished
Equal to set cutting force, because frictional force can not directly be read on torque spanner, can only directly be read by torque spanner
Go out screw-down torque, and screw-down torque is needed by being calculated, calculation formula is M=KFd/ μ, and in formula, M is screw-down torque, and K is
Force coefficient is tightened, F is frictional force, and d is the screw thread nominal diameter of pretension bolt, and μ is coefficient of friction；
Step 4：Start lathe and run procedure, start the process of simulated machine tool, and real simulation lathe exists
Actual motion state under stress condition, and then test out the machine tool capability under the conditions of current cutting force；
Step 5：Cutting force, repeat step three and step 4 are reset, completes the lathe under the conditions of different cutting force
Can test.
Scheme in embodiment and the scope of patent protection for being not used to the limitation present invention, it is all without departing from carried out by the present invention etc.
Effect implements or change, is both contained in the scope of the claims of this case.
Claims (4)
- A kind of 1. three axle boring machine simulation cutting force loading devices, it is characterised in that：Including rigid frame, X to position adjustment component, Y-direction cutting force charging assembly, Z-direction position adjustment component and cutter are turned round to cutting force charging assembly, and the X is to position adjustment group Part includes X includes Y-direction guide rail and Y-direction sliding block, the Z-direction position to slide rail and X to sliding block, the Y-direction cutting force charging assembly Adjustment component includes Z-direction slide rail and Z-direction sliding block, the cutter turn round to cutting force charging assembly including cutter turn round to price fixing, Cutter is turned round to Moving plate and simulation facing head；The Y-direction guide rail level is packed in rigid frame, and Y-direction sliding block uses telescoping structure, and Y-direction slide block set is led mounted in Y-direction On rail, Y-direction sliding block is slidably matched with Y-direction guide rail, and damping fin is added between Y-direction sliding block and the sliding contact surface of Y-direction guide rail； It is provided with the Y-direction guide rail outer surface and is oriented to groove, guiding groove is parallel with Y-direction guide rail axial direction, pacifies on Y-direction sliding block Equipped with Y-direction pretension bolt, it is provided with the screw rod bottom of Y-direction pretension bolt and is oriented to ball, is oriented to ball in guiding groove；Institute State Z-direction slide rail to be packed in vertically on Y-direction sliding block, Z-direction sliding block is arranged on Z-direction slide rail；The X is packed in Z-direction to slide rail level On sliding block, X is arranged on X on slide rail to sliding block, and in X to support is fixed with sliding block, cutter is turned round to price fixing and is packed in vertically On support, cutter, which turns round to turn round to Moving plate sliding contact to price fixing and cutter, to be coordinated, and is turned round to price fixing and cutter and is turned round in cutter Damping fin is added between the sliding contact surface of Moving plate, turns round to turn round between Moving plate to price fixing and cutter in cutter and is connected with Cutter is turned round to pretension bolt, and the simulation facing head is turned round to Moving plate with cutter to be fixed together.
- A kind of 2. three axles boring machine simulation cutting force loading device according to claim 1, it is characterised in that：The X is to cunning Block is identical with Z-direction slide block structure, including slide unit plate and directive wheel, and the X is identical with Z-direction rail structure to slide rail, including slide rail Main body and the rail groove being arranged in the middle part of slide rail body, offer T-slot, T-shaped on the slide rail body of rail groove both sides T-shaped fastening bolt is installed, slide unit plate is connected by T-shaped fastening bolt with slide rail body in groove；The directive wheel is located at rail In road groove, directive wheel is in rolling contact cooperation with the lateral cell wall of rail groove.
- A kind of 3. three axles boring machine simulation cutting force loading device according to claim 1, it is characterised in that：The Y-direction is led Rail is provided with four altogether, and four Y-direction guide rails are uniformly arranged in rigid frame, and two of which Y-direction guide rail is located at rigid frame bottom Portion, another two Y-direction guide rails are located at the top of rigid frame, and are between upper and lower two Y-direction guide rails of the same side and are connected with one Z-direction slide rail, it is between upper and lower two Y-direction guide rails of opposite side and is connected with another Z-direction slide rail, between two Z-direction slide rails An X is connected with to slide rail.
- 4. the application method of three axle boring machine simulation cutting force loading devices described in claim 1, it is characterised in that including as follows Step：Step 1：The selected one three axle boring machines for needing to carry out performance test, lathe is lifted into by simulation cutting force loading device Workbench on, by X to the position of position adjustment component and Z-direction position adjustment component adjustment simulation facing head, and make simulation Facing head is in lathe facing head on sustained height and center coincides, and facing head will be simulated by screwing T-shaped fastening bolt Position fix, then the boring cutter bar simulated on facing head and lathe facing head is fixed together；Step 2：Set one group of cutting force；Step 3：Tighten Y-direction pretension bolt respectively using torque spanner and cutter is turned round to pretension bolt, make Y-direction sliding block and Y-direction Frictional force, cutter between guide rail, which turn round to turn round to the frictional force between Moving plate to price fixing and cutter, is respectively equal to set cut Power is cut, because frictional force can not directly be read on torque spanner, screw-down torque can only directly be read by torque spanner, and is twisted Clamp force square is needed by being calculated, and calculation formula be M=KFd/ μ, and in formula, M is screw-down torque, and K is to tighten force coefficient, and F is Frictional force, d are the screw thread nominal diameter of pretension bolt, and μ is coefficient of friction；Step 4：Start lathe and run procedure, start the process of simulated machine tool, and real simulation lathe is in stress Under the conditions of actual motion state, and then test out the machine tool capability under the conditions of current cutting force；Step 5：Cutting force, repeat step three and step 4 are reset, completes the machine tool capability survey under the conditions of different cutting force Examination.
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| CN105865823B true CN105865823B (en) | 2018-03-13 |
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| CN106737861B (en) * | 2016-12-05 | 2023-06-06 | 重庆华数机器人有限公司 | Robot flexibility testing device |
| CN107538541A (en) * | 2017-09-19 | 2018-01-05 | 镇江市高等专科学校 | A kind of plastic processing machinery variable displacement ejector half cutter device |
| CN109000947B (en) * | 2018-05-30 | 2020-07-10 | 东北大学 | Simulated cutting force loading device of vertical numerical control milling machine and using method |
| CN108747588B (en) * | 2018-06-11 | 2020-03-31 | 东北大学 | Five-axis linkage numerical control machine tool simulated turning force loading mechanism and using method |
| CN109932177A (en) * | 2019-04-18 | 2019-06-25 | 吉林大学 | A kind of electric spindle of boring mill universal turning load reliability test |
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| US5533271A (en) * | 1994-08-23 | 1996-07-09 | Callaghan, Jr.; Robert P. | Long range sliding ball bar test gage |
| CN1120481A (en) * | 1995-08-08 | 1996-04-17 | 竺际春 | multifunctional combined working machine |
| CN1895828A (en) * | 2005-07-13 | 2007-01-17 | 湖南中大创远数控装备有限公司 | Six-shaft and five-linked machine tool for spiral conical gears |
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