CN107175539A - A kind of cutting force simulation loading equipment - Google Patents
A kind of cutting force simulation loading equipment Download PDFInfo
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- CN107175539A CN107175539A CN201710444633.5A CN201710444633A CN107175539A CN 107175539 A CN107175539 A CN 107175539A CN 201710444633 A CN201710444633 A CN 201710444633A CN 107175539 A CN107175539 A CN 107175539A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
- B23Q17/0952—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool during machining
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Abstract
The present invention provides a kind of cutting force simulation loading equipment, including：First loading device；First loading device includes the first simulation cutter, tangential first ring and tangential second ring；First simulation cutter includes the first simulation cutter connection end and the first simulation cutter force side, first simulation cutter connection end is connected with the tool rest of tested lathe, and the first simulation cutter force side is relative to the first simulation cutter connection end radially moving in tested machine tool chief axis；Tangential first ring and tangential second ring are arranged on the workbench of tested lathe, and one end of tangential first ring is plugged in one annular groove of formation in tangential second ring, and the first simulation cutter force side is arranged in annular groove；Set jagged on tangential second ring, tangential second ring is provided with regulating bolt in indentation, there, regulating bolt is used for the diameter for adjusting tangential second ring.The cutting force simulation loading equipment of the present invention being capable of true cutting force in simulated machine tool process so that the testing cost of lathe is reduced, reliable test result.
Description
Technical field
The present invention relates to machine tool capability technical field of measurement and test, more particularly to a kind of cutting force simulation loading equipment.
Background technology
In the actual application of lathe, cutter process component under the taking to of lathe tool rest, cutter is cut
The effect of power, the size of cutting force reflects the machining accuracy and efficiency of lathe.Cutting force includes radial load, tangential force and axial direction
Power, wherein, lathe is when processing endoporus or be cylindrical, when endoporus and less cylindrical diameter dimension, cutting force
Axial force can be ignored.
For safe and reliable use lathe, it is necessary to carry out performance test to lathe.At present, the method for machine tool capability test
Predominantly two kinds：The first, using machine tooling parts, measures manufacturing limit；Second, added using computer simulation lathe
Cutting force during work parts, measures manufacturing limit.
Use machine tooling parts measure the machine tooling limit method exist deficiency for：Consume substantial amounts of material and
Cutter so that testing cost increase；Use the deficiency that the method for computer simulation machine tooling parts is present for：Computer mould
The machine tooling LIMIT RESULTS of plan, reliability is not enough.
Therefore, need it is a kind of can truly in simulated machine tool process cutting force cutting force simulation loading equipment, from
And cause the testing cost reduction of lathe, reliable test result.
The content of the invention
(1) technical problem to be solved
It is an object of the invention to provide it is a kind of can truly in simulated machine tool process cutting force cutting force simulation
Loading equipemtn, so that the testing cost reduction of lathe, reliable test result.
(2) technical scheme
In order to achieve the above object, the main technical schemes that the present invention is used include：
The present invention provides a kind of cutting force simulation loading equipment.Specifically, the cutting force simulation loading equipment includes：First
Loading device；
First loading device includes the first simulation cutter, tangential first ring and tangential second ring；
First simulation cutter includes the first simulation cutter connection end and the first simulation cutter force side, and the first simulation cutter connects
Connect end to be connected with the tool rest of tested lathe, the first simulation cutter force side is relative to the first simulation cutter connection end in tested lathe
Main shaft is radially moved；
Tangential first ring and tangential second ring are arranged on the workbench of tested lathe, and one end of tangential first ring is plugged in
An annular groove is formed in tangential second ring, the first simulation cutter force side is arranged in annular groove；
Set jagged on tangential second ring, tangential second ring is provided with regulating bolt in indentation, there, and regulating bolt is used for
Adjust the diameter of tangential second ring.
Further, cutting force simulation loading equipment of the invention also includes：
Thrust ring, thrust ring is set in the outside of tangential first ring, and relatively tangential first ring of thrust ring is in tested lathe
Axle is moved up, and moving direction, close to the tool rest of tested lathe, thrust ring is pushed to the first simulation cutter force side；
Tension ring, tension ring is plugged in the inside of tangential first ring, and relatively tangential first ring of tension ring is in tested lathe
Axle is moved up, and tool rest of the moving direction away from tested lathe, and tension ring is to the first simulation cutter force side tension and compression.
Further, it is threadedly coupled between the first simulation cutter force side and the first simulation cutter connection end, threaded connection
The axis of thread in tested machine tool chief axis radially, first simulation cutter connection end (101) is connected through a screw thread to the first mould
Intend cutter force side (102) and apply radial load.
Further, it is provided with the inner peripheral surface of thrust ring on screw thread, the outer circumference surface of tangential first ring and is provided with spiral shell
Line, axle of the thrust ring by relatively tangential first ring of screw thread in tested lathe is moved up.
Further, it is provided with tension ring and grabs clamp mechanism and nose bar, is grabbed clamp mechanism connection first and simulate cutter force side,
It is provided with the outer circumference surface of nose bar on screw thread, the inner arc surface of tangential first ring and is provided with screw thread, tension ring passes through screw thread phase
Axle to tangential first ring in tested lathe is moved up.
Further, tension ring includes the first ring, the second ring and the 3rd ring；
Nose bar is arranged on the first ring；
It is provided with first ring on the first groove, the second ring and is provided with the second groove, after the first ring and the second ring are fixedly connected,
First groove and the cyclic connected in star of the second flute profile；
Projection is provided with 3rd ring, projection is arranged on the inside of annular groove；
Clamp mechanism is grabbed to be arranged on the 3rd ring.
Further, cutting force simulation loading equipment of the invention also includes：
Second loading device, the second loading device includes clamping device, depth-feed mechanism and the second simulation cutter；
Second simulation cutter includes the second simulation cutter connection end and the second simulation cutter force side, and the second simulation cutter connects
Connect end to be connected with the rotary knife base of tested lathe, clamping device is used to clamp the second simulation cutter force side, and does not limit circumference
Rotation；
Depth-feed mechanism include radial feed fixing end and radial feed mobile terminal, radial feed fixing end be arranged on by
On the workbench for surveying lathe, radial feed mobile terminal is connected with clamping device；
Radial feed mobile terminal can radially be moved relative to radial feed fixing end in the second simulation cutter.
Further, the second loading device also includes loaded ring, and loaded ring is arranged on the workbench of tested lathe；
Loaded ring is sets annulus jaggy, and the second simulation cutter force side is plugged in the annulus of loaded ring, loaded
Ring is provided with tensioning bolt in indentation, there, and loaded ring adjusts the radial direction applied to the second simulation cutter force side by tensioning bolt
The size of normal pressure.
Further, cutting force simulation loading equipment of the invention also includes：
Rotating disk, rotating disk is arranged on the workbench of tested lathe, and tangential first ring, tangential second ring, radial feed are fixed
End, loaded ring be arranged on by rotating disk on the workbench of tested lathe, rotating disk be used for drive tangential first ring, tangential second ring,
Radial feed fixing end, loaded ring are rotated relative to the workbench of tested lathe.
Further, it is boring machine to be tested lathe.
(3) beneficial effect
The beneficial effects of the invention are as follows：
The cutting force simulation loading equipment of the present invention, substitutes real tool, without in the first mould using the first simulation cutter
Intend setting blade on cutter, the manufacturing cost reduction of simulation cutter, so as to reduce testing cost；
The cutting force simulation loading equipment of the present invention, real tool, the first simulation cutter are replaced using the first simulation cutter
Without process component, so cutter need not be consumed, testing cost reduction；
The cutting force simulation loading equipment of the present invention, utilizes tangential first ring, tangential second ring and the first simulation cutter mould
Intend stress during real tool process component, without consuming Raw material processing parts, save testing cost；
The cutting force simulation loading equipment of the present invention, the diameter of tangential second ring is adjusted using regulating bolt, so that
Normal pressure along tested machine tool chief axis radial direction of tangential second ring to the first simulation cutter force side is adjusted, when the first simulation cutter
During rotation, tangential first ring and tangential second ring apply kinetic force of friction to the first simulation cutter force side, and kinetic force of friction is the
The tangential force that one simulation cutter force side is subject to；
The cutting force simulation loading equipment of the present invention, is connected using the first simulation cutter force side relative to the first simulation cutter
End radially moving in tested machine tool chief axis is connect, realizes and the first simulation cutter force side is applied along tested machine tool chief axis radially
On radial load；
The cutting force simulation loading equipment of the present invention, the radial load and the size of tangential force that can be simulated as needed is led to
Overregulate bolt and the first simulation cutter force side relative to the first simulation cutter connection end in tested machine tool chief axis radially
Displacement simulates required radial load and tangential force, so as to measure the limit processing characteristics of tested lathe；
The cutting force simulation loading equipment of the present invention, is tested connection first on the tool rest of lathe and simulates cutter connection end, the
One simulation cutter force side is arranged in the annular groove of tangential first ring and the formation of tangential second ring, and the first simulation cutter stress
Hold relative to the first simulation cutter connection end radially moving in tested machine tool chief axis, simulate tested lathe and drive true knife
Has stress during process component, test result truly reflects processing characteristics during tested machine tooling parts, test knot
Fruit is reliable.
To sum up, cutting force simulation loading equipment of the invention being capable of true cutting force in simulated machine tool process so that
The testing cost reduction of lathe, reliable test result.
Brief description of the drawings
For the structural representation of embodiment cutting force simulation loading equipment, (the first loading device includes Fig. 1 in figure
Two)；
Fig. 2 is that embodiment first simulates cutter structure schematic diagram；
Fig. 3 is the explosive view of tangential first ring of embodiment, tangential second ring, thrust ring and tension ring；
Fig. 4 is the structural representation that embodiment depth-feed mechanism connects clamping device；
Fig. 5 is the structural representation that embodiment loaded ring connects radial movement mechanism；
Fig. 6 is that embodiment stops stop mechanism structural representation.
【Description of reference numerals】
In figure：
1：First simulation cutter；101：First simulation cutter connection end；102：First simulation cutter force side；1021：Arc
Shape sliding block；
2：Tangential first ring；
3：Tangential second ring；301：Regulating bolt；
4：Thrust ring；
5：Tension ring；501：First ring；5011：First groove；5012：Nose bar；502：Second ring；5021：Second groove；503：
3rd ring；5031：It is raised；5032：Grab clamp mechanism；
6：Depth-feed mechanism；601：Radial feed fixing end；602：Radial feed mobile terminal；6021：Pedestal；6022：
Bearing shell；6023：Rocking bar；6024：First connector；6025：Second connector；6026：Support member；6027：First screw；
6028：Second screw；6029：Rotating shaft；
7：Bearing；
8：Loaded ring；801：Tensioning bolt；802：Connecting rod；
9：Radial movement mechanism；901：Move radially fixing end；902：Move radially free end；
10：Only stop mechanism；1001：First rod member；1002：Second rod member；1003：3rd rod member；1004：Only stop gear；
1005：Push rod；
11：Rotating disk.
Embodiment
In order to preferably explain the present invention, in order to understand, below in conjunction with the accompanying drawings, by embodiment, to this hair
It is bright to be described in detail.
In the true working angles of lathe, cutter is acted in process component by cutting force, and the present invention is utilized
Acting on for the cutting force that cutting force simulation loading equipment simulating cutter is subject to, can to test the limit processing characteristics of tested lathe
To avoid during lathe is tested, the waste of cutter and parts.In the real working angles of lathe, when lathe is adding
During the parts of work minor diameter, axial force can be ignored to the effect that cutter is caused, when the parts of lathe car major diameter
When, the effect that axial force is caused to cutter cannot be ignored.
The present embodiment, axially be with tested machine tool chief axis diameter parallel or the direction overlapped, be radially vertical axial, and refer to
To or dorsad axially direction, it is tangential for vertical axial and the direction of radial direction.
Reference picture 1- Fig. 6, cutting force simulation loading equipment of the invention include the first loading device, the second loading device and
Rotating disk 11.
First loading device
First loading device includes the first simulation cutter 1, tangential first ring 2, tangential second ring 3, thrust ring 4 and tension ring
5。
Reference picture 2, the first simulation cutter 1 includes the first simulation cutter connection end 101 and the first simulation cutter force side
102, the first simulation cutter connection end 101 is connected with the tool rest of tested lathe, and the first simulation cutter force side 102 is relative to first
Radially the moving in tested machine tool chief axis of simulation cutter connection end 101.Specifically, the first simulation cutter force side 102 and the
Be threadedly coupled between one simulation cutter connection end 101, the axis of thread of threaded connection in tested machine tool chief axis radially, first
Simulation cutter connection end 101 is connected through a screw thread applies radial load to the first simulation cutter force side 102.Specifically, the first mould
The end for intending stage property force side 102 passes through the stress of arc shaped slider 1021.
Reference picture 3, tangential first ring 2 and tangential second ring 3 are arranged on the workbench of tested lathe, tangential first ring 2
One end be plugged in tangential second ring 3 one annular groove of formation, the first simulation cutter force side 102 is arranged in annular groove.
Set jagged on tangential second ring 3, tangential second ring 3 is provided with regulating bolt 301 in indentation, there, regulating bolt 301 is used for
Adjust the diameter of tangential second ring 3.First simulation cutter connection end 101 rotates in the presence of tested lathe tool rest, the
One simulation cutter force side 102 rotates in annular groove, and the first simulation cutter 102 is by arc shaped slider 1021 by tangential first
The kinetic force of friction of ring 2 and tangential second ring 3, this kinetic force of friction is the tangential force that the first simulation cutter force side 102 is subject to.
Reference picture 3, thrust ring 4 is set in the outside of tangential first ring 2, and relatively tangential first ring 2 of thrust ring 4 is in tested machine
The axle of bed is moved up, and moving direction, close to the tool rest of tested lathe, 4 pair of first simulation cutter force side 102 of thrust ring is pushed away
Pressure.Specifically, it is provided with the inner peripheral surface of thrust ring 4 on screw thread, the outer circumference surface of tangential first ring 2 and is provided with screw thread, is pushed away
Axle of the power ring 4 by relatively tangential first ring 2 of screw thread in tested lathe is moved up, and when mobile, the end of thrust ring 4 is to arc
The end of sliding block 1021 applies parallel to the power on tested machine tool chief axis axial direction.
Reference picture 3, tension ring 5 is plugged in the inside of tangential first ring 2, and relatively tangential first ring 2 of tension ring 5 is in tested machine
The axle of bed is moved up, and tool rest of the moving direction away from tested lathe, and 5 pair of first simulation cutter force side 102 of tension ring is drawn
Pressure.Specifically, it is provided with tension ring 5 and grabs clamp mechanism 5032 and nose bar 5012, is grabbed the connection of clamp mechanism 5,032 first and simulate cutter
It is provided with force side 102, the outer circumference surface of nose bar 5012 on screw thread, the inner arc surface of tangential first ring 2 and is provided with screw thread, is drawn
Axle of the power ring 5 by relatively tangential first ring 2 of screw thread in tested lathe is moved up, when mobile, by grabbing 5032 pairs of clamp mechanism
First simulation cutter force side 102 applies parallel to the power on tested machine tool chief axis axial direction.More specifically, tension ring 5 includes the
One ring 501, the second ring 502 and the 3rd ring 503；Nose bar 5012 is arranged on the first ring 501；First is provided with first ring 501
The second groove 5021, after the first ring 501 is fixedly connected with the second ring 502, the first groove are provided with groove 5011, the second ring 502
5011 and second groove 5021 formation annular groove；Projection 5031 is provided with 3rd ring 503, projection 5031 is arranged on annular groove
Inside；Clamp mechanism 5032 is grabbed to be arranged on the 3rd ring 503.
First loading device of the present embodiment cutting force simulation loading equipment, it is necessary to calculate when radial load is simulated
Go out the size of radial load, then be converted into the fastening of screw thread between the first simulation cutter connection end and the first simulation cutter force side
Power；, it is necessary to the size of the normal pressure needed for calculating tangential second ring 3 when tangential force is simulated, then converse regulation spiral shell
The fastening force of bolt 301；When axial force is simulated, on the one hand, need to calculate the size of thrust, then be converted into thrust ring 4
Screw threads for fastening power between tangential first ring 2, on the other hand, it is necessary to calculate the size of pulling force, then is converted into the He of tension ring 5
Screw threads for fastening power between tangential first ring 2.
The cutting force simulation loading equipment of the present invention, substitutes real tool, without in the first mould using the first simulation cutter 1
Intend setting blade on cutter 1, the manufacturing cost reduction of simulation cutter, so as to reduce testing cost.
The cutting force simulation loading equipment of the present invention, real tool, the first simulation cutter are replaced using the first simulation cutter 1
1 without process component, so cutter need not be consumed, testing cost reduction.
The cutting force simulation loading equipment of the present invention, cutter 1 is simulated using tangential first ring 2, tangential second ring 3 and first
Stress during real tool process component is simulated, without consuming Raw material processing parts, testing cost has been saved.
The cutting force simulation loading equipment of the present invention, the diameter of tangential second ring 3 is adjusted using regulating bolt 301,
So as to adjust the normal pressure along tested machine tool chief axis radial direction of tangential second ring, 3 pair of first simulation cutter force side 102, when first
When simulating the rotation of cutter 1, tangential first ring 2 applies kinetic force of friction with tangential second ring, 3 pair of first simulation cutter force side 102,
Kinetic force of friction is the tangential force that the first simulation cutter force side 102 is subject to.
The cutting force simulation loading equipment of the present invention, using the first simulation cutter force side 102 relative to the first simulation knife
Tool connection end 101 is radially moved tested machine tool chief axis, realizes and the first simulation cutter force side 102 is applied along tested machine
The radial load of bed main shaft radially.
The cutting force simulation loading equipment of the present invention, the radial load and the size of tangential force that can be simulated as needed is led to
The simulation cutter of bolt 301 and first force side 102 is overregulated relative to the first simulation cutter connection end 101 in tested machine tool chief axis
Displacement radially simulate required radial load and tangential force, so as to measure the limit processing characteristics of tested lathe.
The cutting force simulation loading equipment of the present invention, is tested connection first on the tool rest of lathe and simulates cutter connection end 101,
First simulation cutter force side 102 is arranged in the annular groove of tangential first ring 2 and the formation of tangential second ring 3, and the first simulation
Cutter force side 102 is simulated tested relative to radially the moving in tested machine tool chief axis of the first simulation cutter connection end 101
Lathe drives stress during real tool process component, adding when test result truly reflects tested machine tooling parts
Work performance, reliable test result.
The cutting force simulation loading equipment of the present embodiment, the first simulation cutter connection end 101 is connected through a screw thread to first
Simulation cutter force side 102 applies the radial load along tested machine tool chief axis radially；Tangential second ring 3 and tangential first ring 2 are logical
Overregulate 301 pair of first simulation cutter force side 102 of bolt and apply tangential force；Thrust ring 4 is by it between tangential first ring 2
Threaded connection axial thrust is applied to the first simulation cutter force side 102；Tension ring 5 is by it between tangential first ring 2
Threaded connection axial tension is applied to the first simulation cutter force side 102.
First loading device of the present embodiment cutting force simulation loading equipment is according to the sizes of simulating cutting parts
The first loading device of different size is produced, the first loading device of different size can more real simulated machine tool processing
True cutting force during parts.
Second loading device
Reference picture 1, Fig. 4 and Fig. 5, the second loading device include：Clamping device, the simulation knife of depth-feed mechanism 6 and second
Tool.
Second simulation cutter includes the integrally formed second simulation cutter connection end and the second simulation cutter force side.Second
Simulation cutter connection end is connected with the rotary knife base of tested lathe, and clamping device is used to clamp the second simulation cutter force side, and
Circumferential rotation is not limited.Specifically, as shown in figure 4, clamp structure be bearing 7, the inner ring of bearing 7 with second simulate cutter by
Power end is connected, and pressure sensor is provided with the inner ring of bearing 7.
Depth-feed mechanism 6 includes radial feed fixing end 601 and radial feed mobile terminal 602.
Radial feed fixing end 601 is arranged on the workbench of tested lathe.Specifically, radial feed fixing end 601 is slided
It is dynamic to be arranged on the workbench of tested lathe, for adjusting depth-feed mechanism 6 in the position of tested platen.Utilize footpath
To the feeding regulation depth-feed mechanism 6 of fixing end 601 horizontal level on the table, and then cause clamping device smoothly to the
Two simulation cutters apply radial load.
Radial feed mobile terminal 602 is connected with clamping device.Radial feed mobile terminal 602 includes support member 6026, rocking bar
6023 and bearing shell 6022, rocking bar 6023 passes through bearing shell 6022 and supports clamping device；Pass through between rocking bar 6023 and support member 6026
Rotating shaft 6029 is connected, and rocking bar 6,023 6029 is rotated around the shaft relative to support member 6026.Specifically, it is provided with support member 6026
Scalloped recess, the other end of rocking bar 6023 is fan-shaped bump.Second simulation cutter connection end is connected with the tool rest of tested lathe, the
The effect of radial load, the second simulation cutter force side phase are born in the presence of depth-feed mechanism 6 in two simulation cutter force sides
Second simulation cutter connection end is occured bending and deformation, the flexural deformation of the second simulation cutter causes the second simulation cutter force side
It can not completely be fitted with bearing 7, when rocking bar 6023 is relative to 6029 rotation around the shaft of support member 6026, enable to the second mould
Intend cutter force side to fit completely with bearing 7.
Radial feed mobile terminal 602 can radially be moved relative to radial feed fixing end 601 in the second simulation cutter.
Specifically, radial feed mobile terminal 602 also includes pedestal 6021, pedestal 6021 and the spiral shell of radial feed fixing end 601
Line is connected；The axis of thread of threaded connection diametrically, is provided with driving handle on pedestal 6021, driving handle is used to drive manually
Moving base 6021.
Support member 6026 is rotated with pedestal 6021 and is connected, and is formed rotational freedom diametrically, can be offset pedestal
6021 and radial feed fixing end 601 be threadedly coupled in the rotary motion that is formed, and the one-movement-freedom-degree of limitation diametrically, energy
Enough retain the moving movement in pedestal 6021 and the threaded connection of radial feed fixing end 601.
More specifically, as shown in figure 4, support member 6026 passes through the first connector 6024 and the second connector with pedestal 6021
6025 connections, the first connector 6024 and the second connector 6025 are connected using the first screw 6027, the He of the first connector 6024
The integral installation that second connector 6025 is connected using the first screw 6027 is in the hole of pedestal 6021, the He of the second connector 6025
Support member 6026 is connected by the second screw 6028, wherein, set jagged on the tube wall of pedestal 6021, the breach can be permitted
Perhaps the second screw 6028 is rotated, and limitation will not be caused to the rotation of the second screw 6028.In this way, utilizing support member 6026 and pedestal
Rotation between 6021 in pedestal circumference, forms the rotational freedom in pedestal circumference, utilizes 6021 pair of first connection of pedestal
Support of the part 6024 on pedestal axial direction, is limited in the one-movement-freedom-degree on pedestal axial direction.
Reference picture 5, loaded ring 8 is arranged on the workbench of tested lathe.
Loaded ring 8 is provided with sensor to set on the inside of annulus jaggy, the annulus of loaded ring 8, the second simulation cutter
Force side is plugged in the annulus of loaded ring 8, and loaded ring 8 is provided with tensioning bolt 801 in indentation, there, and loaded ring 8 passes through tensioning
Bolt 801 adjusts the size of the radial direction normal pressure applied to the second simulation cutter force side.
Second simulation cutter is connected with the rotary knife base of tested lathe, clamping device and loaded ring 8 successively.Reference picture 5, this
The cutting force simulation loading equipment of embodiment also includes radial movement mechanism 9 and only stop mechanism 10.
Radial movement mechanism 9, for adjusting loaded ring 8 in the position of radial direction.Specifically, radial movement mechanism 9 includes footpath
To mobile fixing end 901 and move radially free end 902.
Move radially fixing end 901 to be slidably arranged on the workbench of tested lathe, fixing end is moved radially for adjusting
901 in the position of tested platen；Move radially free end 902 and move radially fixing end 901 and formed along tested lathe
The relative movement of main shaft radial direction.Rack is provided with free end 902 more specifically, moving radially, is moved radially in fixing end 901
Gear is provided with, free end 902 is moved radially and moves radially fixing end 901 by the engaging of wheel and rack radially
Relative movement.
The present embodiment, moves radially free end 902 and is connected with loaded ring 8.Specifically, loaded ring 8 is with moving radially freedom
End 902 rotates connection.Second simulation cutter connection end is connected with the tool rest of tested lathe, and the second simulation cutter force side is radially
The effect of radial load is born in the presence of feed mechanism 6, the second simulation cutter force side is with respect to the second simulation cutter connection end hair
Raw flexural deformation, the flexural deformation of the second simulation cutter prevents the second simulation cutter force side with loaded ring 8 from fitting completely,
When loaded ring 8 is connected with moving radially the rotation of free end 902, enable to the second simulation cutter force side and loaded ring 8 complete
Laminating.
More specifically, as shown in figure 5, the side of loaded ring 8 is fixedly connected with connecting rod 802, loaded ring 8 utilizes connection
Rod member 802 is plugged in the hole for moving radially free end 902, so as to form rotation connection.Preferably, on connecting rod 802
Spring is arranged with, one end of spring is connected on connecting rod 802, the other end of spring, which is connected to, moves radially free end 902
Hole on.Set spring act as preventing loaded ring 8 when tangential force is applied to the second simulation cutter, due to the second mould
The shock effect for intending the tool rest of cutter connection end connection comes off loaded ring 8 from the vibrations of free end 902 are moved radially.
Only stop mechanism 10, for fixing loaded ring 8 in the position of radial direction.Specifically, as shown in fig. 6, only stop mechanism 10 is wrapped
Include the first rod member 1001, the second rod member 1002, the 3rd rod member 1003, only stop gear 1004 and push rod 1005；First rod member 1001
It is rotatably arranged on and moves radially fixing end 901, the first rod member 1001 and the second rod member 1002 is rotated by bearing pin and connected, on bearing pin
Push rod 1005 is connected, the second rod member 1002 and the 3rd rod member 1003 rotate connection, only stop gear 1004 and be arranged on the 3rd rod member
On 1003, only stop gear 1004 and engaged with gear.When utilizing the push-and-pull bearing pin of push rod 1005, so that the first rod member 1001, the
When two rod members 1002 and the 3rd rod member 1003 are in almost one article of vertical straight line, only stop mechanism 10 is close to dead-centre position, level side
To component it is almost nil, using move radially the side wall of fixing end 901 at bearing pin formed the abutment action being hinged so that only
Stop mechanism 10 is in stationary state, and gear is fixed so that only stopping gear 1004, realizes fixed loaded ring 8 in the position of radial direction
Put.
The cutting force simulation loading equipment of the present embodiment, substitutes real tool, without second using the second simulation cutter
Blade, the manufacturing cost reduction of the second simulation cutter, so as to reduce testing cost are set on simulation cutter.
The cutting force simulation loading equipment of the present embodiment, real tool, the second simulation knife are replaced using the second simulation cutter
Tool is without process component, so cutter need not be consumed, testing cost reduction.
The cutting force simulation loading equipment of the present embodiment, is applied using 6 pair of second simulation cutter force side of depth-feed mechanism
Plus radial load, without consuming Raw material processing parts, save testing cost.
The cutting force simulation loading equipment of the present embodiment, the radial load size that can be simulated as needed is entered using radial direction
Give 6 pair second of mechanism simulation cutter force side to apply the tested active force of machine tool chief axis radially, simulate real tool by
The radial load along tested machine tool chief axis radially.
The cutting force simulation loading equipment of the present embodiment, the second simulation cutter connection end is connected with the tool rest of tested lathe,
Second simulation cutter force side is connected with clamping device, and the tested lathe of simulation drives stress during real tool process component,
Test result truly reflects the processing characteristics of tested machine tooling parts, reliable test result.
Second loading device of the present embodiment cutting force simulation loading equipment, it is necessary to calculate when radial load is simulated
Go out the size of radial load, then be converted into the fastening force of screw thread between radial feed fixing end 601 and pedestal 6021；It is tangential in simulation
, it is necessary to the size of the normal pressure needed for calculating loaded ring 8 when power, then converse the fastening force of tensioning bolt 801.
The cutting force simulation loading equipment of the present embodiment is used for the stress of cutter during simulating cutting diameter less parts,
Clamping device pair is driven using the linear relative movement of radial feed fixing end 601 and radial feed mobile terminal 602 diametrically
Second simulation cutter force side applies radial load.Second simulation cutter can bend after being acted on by radial load, utilize
Rocking bar 6,023 6029 is rotated around the shaft relative to support member 6026 so that clamping device is pasted completely with the second simulation cutter force side
Close.Radial feed fixing end 601 is set to realize the horizontal adjustment of radial feed fixing end 601 on the table using sliding.Profit
Apply tangential force with 8 pair of second simulation cutter force side of loaded ring.Using the regulation of radial movement mechanism 9 loaded ring 8 diametrically
Position.Loaded ring 8 is set using rotating so that loaded ring 8 is fitted completely with the second simulation cutter force side.Utilize only shutdown
Structure 10 fixes loaded ring 8 in the position of radial direction.
Rotating disk 11
Rotating disk 11 is arranged on the workbench of tested lathe, tangential first ring 2, tangential second ring 3, radial feed fixing end
601st, loaded ring 8 is arranged on by rotating disk 11 on the workbench of tested lathe, and rotating disk 11 is used to driving tangential first ring 2, tangential
Second ring 3, radial feed fixing end 601, loaded ring 8 are rotated relative to the workbench of tested lathe.As shown in figure 1, tangential first
Ring 2, tangential second ring 3, radial feed fixing end 601, loaded ring 8 can simulating cutting parts as needed size
Smoothly select the first loading device or the second loading device.
Tested lathe is boring machine.Tested boring machine includes workbench and rotatable tool rest.In the real working angles of boring machine
In, when parts of the boring machine in bore hole or car minor diameter, axial force can be ignored to the effect that boring cutter is caused.
To sum up, the cutting force simulation loading equipment of the present embodiment can true cutting force in simulated machine tool process, make
Obtain the testing cost reduction of lathe, reliable test result.
Above content is only presently preferred embodiments of the present invention, for one of ordinary skill in the art, according to the present invention's
Thought, will change in specific embodiments and applications, and this specification content should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of cutting force simulation loading equipment, it is characterised in that including：First loading device；
First loading device includes the first simulation cutter (1), tangential first ring (2) and tangential second ring (3)；
The first simulation cutter (1) includes the first simulation cutter connection end (101) and the first simulation cutter force side (102),
First simulation cutter connection end (101) is connected with the tool rest of tested lathe, described first simulation cutter force side (102) phase
For the first simulation cutter connection end (101) radially moving in tested machine tool chief axis；
Tangential first ring (2) and tangential second ring (3) are arranged on the workbench of tested lathe, tangential first ring
(2) one end, which is plugged in tangential second ring (3), forms an annular groove, and first simulation cutter force side (102) is set
In annular groove；
Set jagged on tangential second ring (3), tangential second ring (3) is provided with regulating bolt in indentation, there
(301), the regulating bolt (301) is used for the diameter for adjusting tangential second ring (3).
2. cutting force simulation loading equipment according to claim 1, it is characterised in that also include：
Thrust ring (4), the thrust ring (4) is set in the outside of tangential first ring (2), and the thrust ring (4) is with respect to institute
The axle that tangential first ring (2) is stated in tested lathe is moved up, and moving direction is close to the tool rest of tested lathe, the thrust ring
(4) the first simulation cutter force side (102) is pushed；
Tension ring (5), the tension ring (5) is plugged in the inside of tangential first ring (2), and the tension ring (5) is with respect to institute
The axle that tangential first ring (2) is stated in tested lathe is moved up, and tool rest of the moving direction away from tested lathe, the tension ring
(5) to first simulation cutter force side (102) tension and compression.
3. cutting force simulation loading equipment according to claim 1, it is characterised in that
It is threadedly coupled between first simulation cutter force side (102) and the first simulation cutter connection end (101), the screw thread
In tested machine tool chief axis radially, first simulation cutter connection end (101) is connected through a screw thread the axis of thread of connection
Radial load is applied to the described first simulation cutter force side (102).
4. cutting force simulation loading equipment according to claim 2, it is characterised in that
It is provided with the inner peripheral surface of the thrust ring (4) on screw thread, the outer circumference surface of tangential first ring (2) and is provided with spiral shell
Line, axle of the thrust ring (4) by relatively described tangential first ring (2) of screw thread in tested lathe is moved up.
5. cutting force simulation loading equipment according to claim 2, it is characterised in that
It is provided with the tension ring (5) and grabs clamp mechanism (5032) and nose bar (5012), it is described to grab clamp mechanism (5032) connection the
Screw thread, tangential first ring (2) are provided with one simulation cutter force side (102), the outer circumference surface of the nose bar (5012)
Inner arc surface on be provided with screw thread, the tension ring (5) is by relatively described tangential first ring (2) of screw thread in tested lathe
Axle is moved up.
6. cutting force simulation loading equipment according to claim 5, it is characterised in that
The tension ring (5) includes the first ring (501), the second ring (502) and the 3rd ring (503)；
The nose bar (5012) is arranged on the first ring (501)；
It is provided with first ring (501) on the first groove (5011), second ring (502) and is provided with the second groove (5021),
After first ring (501) is fixedly connected with the second ring (502), the first groove (5011) and the second groove (5021) formation annular are recessed
Groove；
It is provided with 3rd ring (503) raised (5031), the projection (5031) is arranged on the inside of annular groove；
The clamp mechanism (5032) of grabbing is arranged on the 3rd ring (503).
7. cutting force simulation loading equipment according to claim 1, it is characterised in that also include：
Second loading device, second loading device includes clamping device, depth-feed mechanism (6) and the second simulation cutter；
The second simulation cutter includes the second simulation cutter connection end and the second simulation cutter force side, and the second simulation cutter connects
Connect end to be connected with the rotary knife base of tested lathe, the clamping device is used to clamp the second simulation cutter force side, and does not limit
Circumferential rotation；
The depth-feed mechanism (6) includes radial feed fixing end (601) and radial feed mobile terminal (602), the radial direction
Feeding fixing end (601) is arranged on the workbench of tested lathe, the radial feed mobile terminal (602) and the clamping device
Connection；
The radial feed mobile terminal (602) can be relative to the radial feed fixing end (601) in the described second simulation cutter
Radially move.
8. cutting force simulation loading equipment according to claim 7, it is characterised in that
Second loading device also includes loaded ring (8), and the loaded ring (8) is arranged on the workbench of tested lathe；
The loaded ring (8) is sets annulus jaggy, and the second simulation cutter force side is plugged in the loaded ring (8)
Annulus in, the loaded ring (8) is provided with tensioning bolt (801) in indentation, there, and the loaded ring (8) passes through the tensioning spiral shell
The size for the radial direction normal pressure that bolt (801) regulation applies to the second simulation cutter force side.
9. cutting force simulation loading equipment according to claim 8, it is characterised in that also include：
Rotating disk (11), the rotating disk (11) is arranged on the workbench of tested lathe, tangential first ring (2), tangential second
Ring (3), radial feed fixing end (601), loaded ring (8) are arranged on the workbench of tested lathe by the rotating disk (11),
The rotating disk (11) is used to drive tangential first ring (2), tangential second ring (3), radial feed fixing end (601), loading
Ring (8) is rotated relative to the workbench of tested lathe.
10. cutting force simulation loading equipment according to claim 9, it is characterised in that
The tested lathe is boring machine.
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| CN201710444633.5A CN107175539B (en) | 2017-06-13 | 2017-06-13 | A kind of cutting force simulation loading equipment |
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| CN201710444633.5A CN107175539B (en) | 2017-06-13 | 2017-06-13 | A kind of cutting force simulation loading equipment |
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| CN107175539B CN107175539B (en) | 2018-11-20 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108414213A (en) * | 2018-05-31 | 2018-08-17 | 东北大学 | A kind of kinetic servo knife rest reliability test bench |
| CN109406125A (en) * | 2018-11-26 | 2019-03-01 | 吉林大学 | Portable main shaft full working scope load and device for detecting performance |
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| CN103737431A (en) * | 2013-12-26 | 2014-04-23 | 齐齐哈尔二机床(集团)有限责任公司 | Machine tool cutting force simulation loading device |
| CN103926094A (en) * | 2014-03-20 | 2014-07-16 | 西安交通大学 | Machine tool static rigidity testing device and method for simulating real cutting working condition |
| CN104019986A (en) * | 2014-06-24 | 2014-09-03 | 沈阳机床(集团)有限责任公司 | Reliability loading testing device and method for main shaft of numerically controlled lathe |
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| EP1296210A1 (en) * | 2000-06-30 | 2003-03-26 | Mori Seiki Co., Ltd. | Apparatus and method for machining simulation for nc machining |
| CN103419088A (en) * | 2013-08-08 | 2013-12-04 | 西安交通大学 | Numerical control machine tool cutting force load simulation device and method |
| CN103737431A (en) * | 2013-12-26 | 2014-04-23 | 齐齐哈尔二机床(集团)有限责任公司 | Machine tool cutting force simulation loading device |
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| CN108414213B (en) * | 2018-05-31 | 2019-08-20 | 东北大学 | A kind of kinetic servo knife rest reliability test bench |
| CN109406125A (en) * | 2018-11-26 | 2019-03-01 | 吉林大学 | Portable main shaft full working scope load and device for detecting performance |
| CN109406125B (en) * | 2018-11-26 | 2024-05-10 | 吉林大学 | Portable spindle full-working-condition loading and performance detecting device |
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| Publication number | Publication date |
|---|---|
| CN107175539B (en) | 2018-11-20 |
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