Utility model content
The utility model proposes a kind of timber/bamboo wood slicing experimental rig, its object is in order to solve timber/bamboo
The problem of means deficiency present in material slicing experimental study provides a kind of timber/bamboo wood slicing test of small-size multifunction
Device is adjustable blade relative to the angle of the slicing direction of motion, flitch/bamboo side's machine direction relative to the slicing direction of motion
Angle, thickness of cutting, cutting speed, planing tool angular dimension, nose bar between angle, flitch/bamboo side machine direction and blade
Squeezing rate, may be implemented lateral slicing, longitudinal slicing, and can synchro measure cutting force, meet timber/bamboo wood slicing test
The needs that many factors are tested in research.
The technical solution of the utility model: a kind of timber/bamboo wood slicing experimental rig, it is characterized in that including pedestal
(1), horizontal rolling guide rail (2), column (3), vertical scrolling guide rail (4), crossbeam (5), crossbeam rolling slide block (6), servo motor
Mounting rack (7), servo motor (8), shaft coupling (9), ball-screw component (10), flitch/bamboo side's fixture (11), planing tool component
(12), nose bar component (13), knife rest (15), tool rest bracket sliding block (14), tool rest bracket (16), pressure sensor bracket (17),
Cylinder piston rod ear mount (18), oil cylinder (19), oil cylinder back cylinder cover support (20), cylinder installation seat (21), pressure sensor are fixed
Bolt (22), pressure sensor (23), pressing plate (24), acorn nut (25), bolt axle (26), knife rest fixing bolt component
(27);Its central post (3), horizontal rolling guide rail (2), cylinder installation seat (21) are fixedly mounted on pedestal (1), and vertical scrolling is led
Rail (4) is fixedly mounted on column (3);Servo motor (8) is fixed on the upper end of column, rolling by servo motor mounting rack (7)
The both ends of ballscrew component (10) are mounted on column (3) by support, and the nut seat of ball-screw component (10) is mounted on cross
On beam (5), flitch/bamboo side's fixture (11) is mounted on the lower section of crossbeam (5);The rear end of oil cylinder (19) passes through oil cylinder back cylinder cover support
(20) it is mounted on cylinder installation seat (21), the front end of oil cylinder (19) passes through cylinder piston rod ear mount (18) and pressure sensor branch
Frame (17), bolt axle (26) are connected with tool rest bracket (16);Crossbeam (5) is supported on vertical scrolling by crossbeam rolling slide block (6)
On guide rail (4), is driven by servo motor (8) by ball-screw component (10) and make elevating movement along vertical scrolling guide rail 4;Planing tool
On component (12) and nose bar component (13) mounting tool post (15), it is mutually perpendicular to before the rake face and nose bar of planing tool, planing tool
Blade is in always on the extended surface before nose bar, and the position of blade is fixed, the distance between nose bar and planing tool rake face
It is adjustable;Knife rest (15) is mounted on tool rest bracket (16), and tool rest bracket (16) is supported on water by tool rest bracket sliding block (14)
On flat rolling guide (2), tool rest bracket (16) passes through cylinder piston rod ear mount (18), pressure sensor bracket by oil cylinder (19)
(17), pressure sensor (23), pressing plate (24), acorn nut (25) push Forward;When the piston rod of oil cylinder (19) retracts, lead to
Cylinder piston rod ear mount (18), pressure sensor bracket (17), bolt axle (26) are crossed, tool rest bracket (16) is retracted;Knife rest
(15) make horizontal back and forth movement along horizontal rolling guide assembly (2) under the driving of oil cylinder (19), flitch/bamboo side is by fixture (11)
Clamping is in the top of knife rest (15).
The utility model has the beneficial effects that
1) angle of the planing tool blade relative to the slicing direction of motion, flitch/bamboo side's machine direction phase are adjusted with can be convenient
For between the angle, flitch/bamboo side machine direction and blade of the slicing direction of motion angle, thickness of cutting, cutting speed,
Lateral slicing, longitudinal slicing, and energy synchro measure cutting force may be implemented in the squeezing rate of planing tool angular dimension, nose bar, can
Meet the needs that many factors are tested in timber/bamboo wood slicing experimental study.
Specific embodiment
A kind of timber/bamboo wood slicing experimental rig, including pedestal (1), horizontal rolling guide rail (2), column (3), vertical rolling
Dynamic guide rail (4), crossbeam (5), crossbeam rolling slide block (6), servo motor mounting rack (7), servo motor (8), shaft coupling (9), rolling
Ballscrew component (10), flitch/bamboo side's fixture (11), planing tool component (12), nose bar component (13), knife rest (15), tool rest bracket
Cylinder after sliding block (14), tool rest bracket (16), pressure sensor bracket (17), cylinder piston rod ear mount (18), oil cylinder (19), oil cylinder
Lid support (20), cylinder installation seat (21), pressure sensor fixing bolt (22), pressure sensor (23), pressing plate (24), lid shape
Nut (25), bolt axle (26), knife rest fixing bolt component (27);Its central post (3), horizontal rolling guide rail (2), oil cylinder installation
Seat (21) is fixedly mounted on pedestal (1), and vertical scrolling guide rail (4) is fixedly mounted on column (3);Servo motor (8) passes through
Servo motor mounting rack (7) is fixed on the upper end of column, and the both ends of ball-screw component (10) are mounted on column (3) by support
On, the nut seat of ball-screw component (10) is mounted on crossbeam (5), and flitch/bamboo side's fixture (11) is mounted under crossbeam (5)
Side;The rear end of oil cylinder (19) is mounted on cylinder installation seat (21) by oil cylinder back cylinder cover support (20), the front end of oil cylinder (19)
It is connected by cylinder piston rod ear mount (18) with pressure sensor bracket (17), bolt axle (26) with tool rest bracket (16);Crossbeam
(5) it is supported on vertical scrolling guide rail (4) by crossbeam rolling slide block (6), passes through ball-screw component by servo motor (8)
(10) it drives and makees elevating movement along vertical scrolling guide rail 4;On planing tool component (12) and nose bar component (13) mounting tool post (15), plane
It is mutually perpendicular to before the rake face and nose bar of knife, the blade of planing tool is in always on the extended surface before nose bar, the position of blade
It is fixed for setting, and the distance between nose bar and planing tool rake face are adjustable;Knife rest (15) is mounted on tool rest bracket (16), knife rest
Pedestal (16) is supported on horizontal rolling guide rail (2) by tool rest bracket sliding block (14), and tool rest bracket (16) is logical by oil cylinder (19)
Cross cylinder piston rod ear mount (18), pressure sensor bracket (17), pressure sensor (23), pressing plate (24), acorn nut (25)
Push Forward;When oil cylinder (19) piston rod retract when, by cylinder piston rod ear mount (18), pressure sensor bracket (17),
Bolt axle (26) retracts tool rest bracket (16);Knife rest (15) is under the driving of oil cylinder (19) along horizontal rolling guide assembly (2)
Make horizontal back and forth movement, flitch/bamboo side is in the top of knife rest (15) by fixture (11) clamping.
The flitch/bamboo side's fixture (11) is made of circular base plate and retained part, and the circular base plate and crossbeam (5) are solid
Fixed, flitch/bamboo side's fixture (11) retained part is rotatable relative to circular base plate, to adjust flitch/bamboo side machine direction
Angle (ε) between cutting movement direction, retained part is fixed by bolt and circular base plate.
There are a pin shaft, knife in the position that tool rest bracket (16) surface is intersected with the vertical line by planing tool blade midpoint
Frame (15) can be rotated around this pin shaft, i.e., knife rest (15) can be rotated around by the vertical line at planing tool blade midpoint, rotate rear knife edge
Offset is few;The rotation angle, θ for adjusting knife rest, also just has adjusted angle, θ of the planing tool blade relative to cutting movement direction, and θ=
90 ° are right angle slicing, are oblique angle slicing when θ < 90 °;Arc groove is provided on tool rest bracket (16), knife rest rotation angle is adjusted
Afterwards, using knife rest fixing bolt component (27) that knife rest (15) and tool rest bracket (16) are fixed;The initial mark relief angle of planing tool, wedge
Angle, cutting angle be it is fixed, respectively by grinding planing tool flank and rake face realize mark relief angle and cutting angle change.
The pressure sensor (23) is solid by pressing plate (24), pressure sensor fixing bolt (22), acorn nut (25)
It is scheduled on pressure sensor bracket (17), the ball-shaped end of acorn nut (25) is corresponding with tool rest bracket (16), 4 bolt axles
(26) it is gap-matched with the hole on pressure sensor bracket (17), pressure sensor bracket (17) is relative to bolt axle (26)
There is the movement of 0.5mm spacing;When the piston rod of oil cylinder (19) retracts, pressure sensor bracket (17) is close to bolt axle (26)
The ball-shaped end of turret head, acorn nut (25) is separated with tool rest bracket (16), and tool rest bracket (16) is pulled;When oil cylinder (19)
Piston rod stretch out when, pressure sensor bracket (17) is separated with the turret head of bolt axle (26), the spherical shape of acorn nut (25)
End presses closer on tool rest bracket (16), and tool rest bracket 16 is pushed forward, and carries out slicing, and pressure sensor is realized cutting by pressure
The measurement of power.
The speed that the piston rod of the oil cylinder (19) extends and retracts can be adjusted by the speed governing valve on hydraulic circuit,
To adjust cutting speed;During slicing, the back and forth movement of the elevating movement of flitch/bamboo side and knife rest is manually controlled, or
It is carried out automatically by program, realizes synchro measure cutting force.
Its test method, it is characterized in that according to the requirement that timber or bamboo wood slicing are tested, determine the influence of slicing test because
Element, as: planing tool blade relative to the angle of the slicing direction of motion, flitch/bamboo side's machine direction relative to the slicing direction of motion
Angle, thickness of cutting, cutting speed, planing tool angular dimension, nose bar between angle, flitch/bamboo side machine direction and blade
Squeezing rate, then adjust slicing experimental rig again, specifically includes the following steps:
1) according to the requirement of slicing angle, the planing tool that selection meets mark relief angle and the angle of wedge requires, and planing tool is installed to
On knife rest;The position for adjusting nose bar, makes nose bar to the 80%~90% of the distance Sliced veneer thickness of planing tool rake face, that is,
The squeezing rate of nose bar;
2) acquisition system for connecting the output charge signal of pressure sensor, has detected the null offset of pressure sensor
Amount, the acquisition for carrying out cutting force prepare;
3) flitch/bamboo side's fixture (11) is rotated, flitch/angle of bamboo side's machine direction relative to cutting movement direction is adjusted
Degree;
4) swivelling tool-holder pedestal (16) adjust angle of the planing tool blade relative to cutting movement direction;
5) on the slicing flitch Jing Guo hydro-thermal process/bamboo side's clamping to fixture (11), will then start servo motor (7) will
Slicing flitch rapidly drops to the position of 2mm~5mm above planing tool blade;
6) program of establishment servo motor movement, sets the distance that crossbeam declines every time, the i.e. thickness of Sliced veneer;
7) it adjusts and is adjusted the speed in hydraulic system, adjust the speed of piston rod movement, i.e. cutting movement speed;
8) back and forth movement, knife rest (15) round trip, according to setting are made in starting oil cylinder (19) driving tool rest bracket (16)
Program, servo motor (7) drive crossbeam (5) to decline a lamella thickness, move in circles, until the quantity of Sliced veneer is completed,
Crossbeam (5) rises to extreme higher position;While starting oil cylinder, start cutting force acquisition system, during record slicing test
Cutting force;Slicing terminates, and acquisition system stops acquisition.
Technical solutions of the utility model are further illustrated with reference to the accompanying drawing
The timber of the utility model/bamboo wood slicing experimental rig is as shown in Figures 1 to 9, by pedestal 1, horizontal rolling guide rail
2, column 3, vertical scrolling guide rail 4, crossbeam 5, crossbeam rolling slide block 6, servo motor mounting rack 7, servo motor 8, shaft coupling 9,
Ball-screw component 10, flitch/bamboo side's fixture 11, planing tool component 12, nose bar component 13, knife rest 15, tool rest bracket sliding block 14, knife
Frame pedestal 16, pressure sensor bracket 17, cylinder piston rod ear mount 18, oil cylinder 19, oil cylinder back cylinder cover support 20, cylinder installation seat
21, pressure sensor fixing bolt 22, pressure sensor 23, pressing plate 24, acorn nut 25, bolt axle 26, knife rest fixing bolt
Component 27 forms.
Column 3, horizontal rolling guide rail 2, cylinder installation seat 21 are fixedly mounted on pedestal 1, the fixed peace of vertical scrolling guide rail 4
On column 3.
Servo motor 8 is fixed on the upper end of column by servo motor mounting rack 7, and the both ends of ball-screw component 10 pass through
Support is mounted on column 3, and the nut seat of ball-screw component 10 is mounted on crossbeam 5, and flitch/bamboo side's fixture 11 is mounted on cross
The lower section of beam 5.
The rear end of oil cylinder 19 is mounted on cylinder installation seat 21 by oil cylinder back cylinder cover support 20, and the front end of oil cylinder 19 passes through
Cylinder piston rod ear mount 18 is connected with pressure sensor bracket 17, bolt axle 26 with tool rest bracket 16.
Crossbeam 5 is supported on vertical scrolling guide rail 4 by crossbeam rolling slide block 6, passes through ball-screw group by servo motor 8
Part 10, which drives, makees elevating movement along vertical scrolling guide rail 4, can accurately adjust slicing thickness by servo motor.
On 13 mounting tool post 15 of planing tool component 12 and nose bar component, it is mutually perpendicular to before the rake face and nose bar of planing tool,
The blade of planing tool is in always on the extended surface before nose bar, the position of blade be it is fixed, between nose bar and planing tool rake face
Distance it is adjustable, to realize the adjusting of squeezing rate.
Knife rest 15 is mounted on tool rest bracket 16, and tool rest bracket 16 is supported on horizontal rolling by tool rest bracket sliding block 14 and leads
On rail 2, tool rest bracket 16 passes through cylinder piston rod ear mount 18, pressure sensor bracket 17, pressure sensor 23, pressure by oil cylinder 19
Plate 24, acorn nut 25 push Forward, realize slicing;When oil cylinder 19 piston rod retract when, by cylinder piston rod ear mount 18,
Pressure sensor bracket 17, bolt axle 26, tool rest bracket 16 is retracted.
Knife rest 15 makees horizontal back and forth movement along horizontal rolling guide rail 2 under the driving of oil cylinder 19, and flitch/bamboo side is by fixture 11
Clamping is in the top of knife rest 15, and 15 back and forth movement of knife rest is primary, and flitch/bamboo side declines certain distance, completes a thin plate
Slicing, gauge of sheet are equal to flitch/bamboo side and decline the distance once declined.
Flitch/bamboo side's fixture 11 is made of circular base plate and retained part, and circular base plate and crossbeam 5 are fixed, flitch/bamboo side
The retained part of fixture 11 is rotatable relative to circular base plate, to adjust flitch/bamboo side machine direction and cutting movement direction
Between angle ε, angle ε can adjust within the scope of 0-90 °, realize lateral slicing and longitudinal slicing;Retained part passes through bolt
It is fixed with circular base plate.
There is a pin shaft in the position intersected on tool rest bracket 16 with the vertical line by planing tool blade midpoint, and knife rest 15 can be around
The rotation of this pin shaft, i.e. knife rest 15 can be rotated around by the vertical line at planing tool blade midpoint, and the offset for rotating rear knife edge is few;It adjusts
The rotation angle for adjusting knife rest, also just has adjusted angle, θ of the planing tool blade relative to cutting movement direction, angle, θ can be at 0-90 °
It adjusts in range, to realize right angle slicing and oblique angle slicing, θ=90 ° are right angle slicing, and whens θ < 90 ° is oblique angle slicing;Knife rest bottom
Arc groove is provided on seat 16, after knife rest rotation angle is adjusted, using knife rest fixing bolt component 27 by knife rest 15 and knife rest bottom
Seat 16 is fixed;Inclined cutting can be under the premise of not reducing the planing tool standard angle of wedge and cutting angle, that is, not reduce blade strong
Under conditions of degree, it is effectively reduced actual cutting angle, to reduce the crack degree of web back;
Initial mark relief angle α=1 °, angle of wedge β=18 °, cutting angle δ=19 ° of planing tool, test during need to change relief angle α,
Cutting angle δ can realize the change of mark relief angle α and cutting angle δ by the flank and rake face of grinding planing tool respectively.
Pressure sensor 23 is fixed on pressure sensing by pressing plate 24, pressure sensor fixing bolt 22, acorn nut 25
On device bracket 17, the ball-shaped end and tool rest bracket 16 of acorn nut 25 are opposite, 4 bolt axles 26 and pressure sensor bracket 17
On hole be gap-matched, pressure sensor bracket 17 has the movement of 0.5mm slight distance relative to bolt axle 26;Work as oil cylinder
When 19 piston rod retracts, pressure sensor bracket 17 is close to the turret head of bolt axle 26, the ball-shaped end of acorn nut 25 with
Tool rest bracket 16 separates, and tool rest bracket 16 is pulled;When the piston rod of oil cylinder 19 stretches out, pressure sensor bracket 17 and bolt
The turret head of axis 26 separates, and the ball-shaped end of acorn nut 25 presses closer on tool rest bracket 16, and tool rest bracket 16 is pushed forward, and carries out
Slicing, pressure sensor are realized the measurement of cutting force by pressure.
The piston rod of oil cylinder 19 extends and retracts speed and can be adjusted by the speed governing valve on hydraulic circuit, to adjust
Cutting speed.
During slicing, the back and forth movement of the elevating movement of flitch/bamboo side and knife rest can be manually controlled, and can also be led to
The automatic progress that programs is crossed, realizes synchro measure cutting force.
The timber of the utility model/bamboo wood slicing experimental rig structure and working principle are as shown in Figures 1 to 9, work
It is as follows to make process:
The requirement tested according to timber or bamboo wood slicing, it is first determined need to consider which influence factor, such as: planing tool blade
Angle relative to the slicing direction of motion of angle, flitch/bamboo side's machine direction relative to the slicing direction of motion, flitch/bamboo side
Machine direction and blade between angle, thickness of cutting, cutting speed, planing tool angular dimension, the squeezing rate of nose bar etc..Then
Slicing experimental rig is adjusted again, and set-up procedure is as follows:
According to the requirement of slicing angle, the planing tool that selection meets mark relief angle and the angle of wedge requires, and planing tool is installed to knife
On frame.
The position for adjusting nose bar, makes nose bar to the 80%~90% of the distance Sliced veneer thickness of planing tool rake face, also
It is the squeezing rate of nose bar.
The acquisition system for connecting the output charge signal of pressure sensor, has detected the null offset of pressure sensor
Amount, the acquisition for carrying out cutting force prepare.
Flitch/bamboo side's fixture 11 is rotated, angle ε of the flitch/bamboo side's machine direction relative to cutting movement direction is adjusted.
Swivelling tool-holder pedestal 16 adjusts angle, θ of the planing tool blade relative to cutting movement direction.
By the slicing flitch Jing Guo hydro-thermal process/bamboo side's clamping on fixture 11, then start servo motor 7 for slicing wood
Side rapidly drops to the position of 2mm~5mm above planing tool blade.
The program for working out servo motor movement, sets the distance that crossbeam declines every time, the i.e. thickness of Sliced veneer.
It adjusts and is adjusted the speed in hydraulic system, adjust the speed of piston rod movement, i.e. cutting movement speed.
Starting oil cylinder 19 drives tool rest bracket 16 to make back and forth movement, 15 round trip of knife rest, according to the set procedure, servo
Motor 7 drives crossbeam 5 to decline a lamella thickness, moves in circles, until completing the quantity of Sliced veneer, crossbeam 5 is risen to most
High position;While starting oil cylinder, start cutting force acquisition system, cutting force during record slicing test;Slicing terminates,
Acquisition system stops acquisition.
The timber of the utility model/bamboo wood slicing experimental rig is able to satisfy in timber/bamboo wood slicing experimental study required
Various different affecting factors and its numerical value adjustment.