A kind of full-automatic two-dimentional drilling equipment of hypotenuse sheet material and processing method thereof
Technical field
The present invention relates to wood processing technique field, particularly, relate to the full-automatic two-dimentional drilling equipment of a kind of hypotenuse sheet material and processing method thereof.
Background technology
At present, when carrying out Drilling operation to plank, main adopt manual operation to carry out, each block plank all needed to carry out successively to measure, setting-out, location, and then hole, change the Drilling operation that plank carries out next block plank after completing boring, labor intensity of operating staff is large, and working (machining) efficiency is low, and owing to adopting artificial hand dipping, processing, mismachining tolerance is large, and defect rate is high, causes working (machining) efficiency to decline further.
Time especially for some heterotype profiled sheets of processing, the accurate location of sheet material just becomes more difficult, the location of sheet material, fixes, unloads replacing, often expend more manpower and time than regular sheet material, and product quality is more difficult to guarantee.In furniture production process, often can use a kind of hypotenuse sheet material in quadrangle, it has two parallel straight flanges and two hypotenuses be parallel to each other, and has the hypotenuse of on-right angle angle between hypotenuse and described straight flange.
When sheet material needs to be drilled with multiple hole, be generally drilled with successively by manual operation, particularly when bore position, spacing are not fixed, working (machining) efficiency is low especially.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of automaticity full-automatic two-dimentional drilling equipment of hypotenuse sheet material that is high, that improve working (machining) efficiency and processing method thereof.
The present invention's adopted technical scheme that solves the problem is:
The full-automatic two-dimentional drilling equipment of a kind of hypotenuse sheet material, comprise workbench, drilling machine and PLC, the rear side of worktable upper surface is provided with perpendicular to worktable upper surface and is positioned at the rear side stop surface on upper surface top, rear side stop surface extends in left-right direction, for carrying out spacing to a straight flange of the hypotenuse sheet material on workbench, be positioned at rear side stop surface front side workbench upper surface on be provided with pan feeding guide roller, left die pad, backward die pad and left side limiting plate
Pan feeding guide roller and left die pad are all arranged at the right side of workbench, and the height of pan feeding guide roller is higher than die pad left, so that die pad freely can pass through from the below of pan feeding guide roller left, between the bearing of trend of die pad and rear side stop surface, there is on-right angle angle left, die pad is used for carrying out spacing to a hypotenuse of hypotenuse sheet material left, angle between left die pad with rear side limiting plate is equal with the angle between straight flange with the hypotenuse of hypotenuse sheet material, be positioned on the workbench on the left of pan feeding guide roller and be provided with a proximity switch, die pad is arranged at the front side of workbench backward, it extends in left-right direction, for carrying out spacing to another straight flange of the hypotenuse sheet material on workbench, workbench is also provided with the driving cylinder B driving the driving cylinder A of the horizontal side-to-side movement of die pad left He drive die pad level backward to seesaw,
Left side limiting plate is arranged at the left side of workbench, left side limiting plate parallels with die pad left, it is for carrying out spacing to another hypotenuse of hypotenuse sheet material, workbench is provided with the mounting groove for accommodating left side limiting plate, the bottom of left side limiting plate is connected with driving the piston of its vertical cylinder moved up and down, when vertical cylinder drives left side limiting plate to move upward to extreme position, left side limiting plate exceeds the upper surface of workbench, thus formed spacing to the left end of the hypotenuse sheet material on workbench, when vertical cylinder drives left side limiting plate to move downward extreme position, left side limiting plate entirety is positioned at the bottom of the upper surface of workbench, thus be convenient to step down for sheet material moves right,
Described drilling machine comprises bearing, and bearing is provided with vertical guide rail, vertical guide rail is slidably fitted with slide block A, and slide block A fixedly mounts borehole drill construction, bearing is also installed with the hydraulic cylinder driving slide block A to move up and down along vertical guide rail;
Be positioned on the workbench on rear side of rear side stop surface and be provided with two supports, the X of left and right directions extension is installed to horizontal guide rail between two supports, X is slidably fitted with slide block B on horizontal guide rail, the screw mandrel A driving slide block B to slide along X to horizontal guide rail is also installed between two supports, the two ends of screw mandrel A are all installed on corresponding support by bearing rotary, one end of screw mandrel A is connected with the motor shaft of stepper motor A, support is fixedly installed on workbench, stepper motor A is fixedly installed on support, slide block B is provided with the screwed hole matched with screw mandrel A, screw mandrel A passes from the screwed hole of slide block B, thus drive screw mandrel A to rotate by stepper motor A, screw mandrel A is slided to horizontal guide rail along X by screw drive slide block B, the bottom of slide block B is fixedly connected with Y-direction slide mechanism, described Y-direction slide mechanism comprises the main body of Y-direction horizontal-extending, the top of main body is fixedly connected with the bottom of slide block B, the two ends of main body are respectively arranged with a leg to downward-extension, Y-direction horizontal guide rail is provided with between two legs, Y-direction horizontal guide rail is slidably fitted with slide block C, the leading screw B driving slide block C to slide along Y-direction horizontal guide rail is also installed between two legs, the two ends of screw mandrel B are all installed on corresponding leg by bearing rotary, one end of screw mandrel B is connected with the motor shaft of stepper motor B, stepper motor B is fixedly installed in main body, slide block C is provided with the screwed hole matched with screw mandrel B, screw mandrel B passes from the screwed hole of slide block C, thus driving screw mandrel B to rotate by stepper motor B, screw mandrel B is slided along Y-direction horizontal guide rail by screw drive slide block C, and bearing is fixedly connected with slide block C,
Be positioned on the workbench on the left of the limiting plate of left side and be provided with plank conveying device;
PLC is connected proximity switch respectively by circuit, drive cylinder A, is driven cylinder B, vertical cylinder, borehole drill construction, hydraulic cylinder, stepper motor A and stepper motor B.
Described borehole drill construction comprises fixing support rack, drive motors, rotating shaft and drill bit, drive motors is fixedly installed in fixing support rack, rotating shaft is connected with the motor shaft of drive motors, drill jig is held in the centre bore of rotating shaft lower surface, drive motors by connection PLC, by PLC controls drive motors or quit work.
The lower end of described fixing support rack is provided with several hold down gags, and described hold down gag comprises spring base, hold-down head, the lower end in contact of the spring of the upper surface of hold-down head and the interior of spring base.Thus hold-down head is elevated along with the lifting of drill bit simultaneously, achieves and automatically hypotenuse sheet material is compressed when hypotenuse sheet material is holed, after completing boring, automatically terminate the compression to hypotenuse sheet material.
Described die pad left and backward die pad are formed by integrated vertical panel and level board, the lower surface of level board is mutually concordant with the lower surface of vertical panel, the lower surface of level board fits in the upper surface of workbench, vertical panel is perpendicular to the upper surface of workbench, the level board of die pad is positioned at the right side of vertical panel left, the level board of die pad is positioned at the front side of vertical panel backward, drive the piston rod of cylinder A to be connected and fixed with the right flank of the vertical panel of die pad left, drive the piston rod of cylinder B to be connected and fixed with the leading flank of the vertical panel of die pad backward.The combining structure of this vertical panel and level board can make the upper surface of level board and workbench, ensures that vertical panel remains vertical in running and can to ensure in die pad motion steady keeps eventually vertical and can to ensure in die pad motion steady.
Described Work sheet conveying device comprises the multiple upper feeding roller and multiple lower feeding roller that are oppositely arranged, upper feeding roller is connected with drive unit by transmission device with lower feeding roller, drive upper feeding roller and lower feeding roller to rotate around respective main shaft by drive unit, thus the material entered between upper feeding roller and lower feeding roller is transmitted left.
The processing method of the described full-automatic two-dimentional drilling equipment of a kind of hypotenuse sheet material, comprises the following steps:
When S1, original state, PLC is by controlling to drive cylinder A, drive cylinder B and vertical cylinder, and die pad is left positioned at, and least significant place, backward die pad are positioned at front position place, left side limiting plate is positioned at uppermost position in fig-ure place;
S2, the charging of sheet material with automatically locate, hypotenuse sheet material imports from pan feeding guide roller top, hypotenuse sheet material is carried gradually along direction left, after a segment length carried by hypotenuse sheet material, hypotenuse sheet material left end is downward-sloping under gravity, but this hypotenuse sheet material is positioned at the support that the part near pan feeding guide roller is rolled due to pan feeding guide, not close to proximity switch, proximity switch can not be triggered, only have when hypotenuse sheet material right-hand member departs from pan feeding guide roller, when free-falling is to workbench, hypotenuse sheet material right-hand member just can trigger proximity switch, after proximity switch is closed, PLC receives the closed signal of proximity switch, then PLC controls to drive cylinder B action, cylinder B is driven to drive die pad backward to move backward, the rear end straight flange promoting hypotenuse sheet material presses on rear side stop surface, then PLC controls to drive cylinder A action, drive cylinder A drive left die pad to left movement, the left end hypotenuse promoting hypotenuse sheet material presses on the limiting plate of left side, so just complete the location of hypotenuse sheet material,
S3, sheet material is holed, PLC control step motor A rotates, thus drive slide block B along X to the slip of horizontal guide rail by screw mandrel A, realize the adjustment to the position on drilling machine left and right directions, PLC control step motor B rotates, thus drive slide block C along the slip of Y-direction horizontal guide rail by screw mandrel B, realize the adjustment to the position on drilling machine fore-and-aft direction, after drilling machine arrives desired location, PLC controls drive motors and starts working, drive bit, PLC hydraulic control cylinder action simultaneously, band movable slider A slide downward, thus by drill bit, Drilling operation is carried out to the plank being positioned at drill bit bottom, preferably, workbench is provided with the resigning hole matched with the drill bit of borehole drill construction, thus when after the saturating plank of bit drills, its part of stretching out plank lower surface can be placed in resigning hole, plays certain protective role to drill bit, after hydraulic cylinder reaches the limit of position, the saturating plank of bit drills, completes boring, and the piston rod of PLC hydraulic control cylinder returns back to initial position, controls drive motors and quits work, thus complete a Drilling operation, then PLC is again by control step motor A and stepper motor B, drilling machine is driven next boring station, again carries out a Drilling operation, circulation like this, until complete all Drilling operations,
S4, complete Drilling operation after, PLC controls vertical cylinder action and left die pad is moved to the lowermost position place of putting, controls to drive cylinder B action to move to front position place, to control to drive cylinder A action to continue to be moved to the left by die pad left by die pad backward, thus promotion plank moves in plank conveying device left, drives hole-drilled plank to transfer out by plank conveying device; After driving cylinder A drives die pad left to move to leftmost position place, PLC controls to drive cylinder A action, die pad is left driven to return back to least significant place, then PLC controls vertical cylinder action, left side limiting plate is driven to move to uppermost position in fig-ure place, thus make the full-automatic two-dimentional drilling equipment of hypotenuse sheet material return back to original state, wait for and processing next time.
To sum up, the invention has the beneficial effects as follows:
1, hypotenuse sheet material pan feeding can be controlled automatically to complete location, boring, discharging three job steps by PLC, automaticity is high, hypotenuse sheet material navigates to boring from pan feeding, the overall process of discharging is continuous print, measurement and positioning and change time of workpiece when eliminating manual operations, and location of the present invention is for positioning datum with left side limiting plate and rear side stop surface, the location of hypotenuse sheet material is completed by air cylinder driven die pad, positioning precision is high, improve working (machining) efficiency and yield rate simultaneously, product specification is unified, and crudy is high.
2, the present invention is by arranging X to horizontal guide rail, stepper motor A, Y-direction horizontal guide rail and stepper motor B, realize the two dimensional motion to drilling machine, thus can hole to the optional position of whole plank, the processing of the sheet material with different bore position can be suitable for, applied widely.
3, the present invention can be applicable in the machining production line of hypotenuse sheet material, thus better utilizes the function being automatically imported hypotenuse sheet material and automatically deriving bevel plates material of the present invention, makes production continuous, improves automaticity and the efficiency of production and processing further.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the plan structure schematic diagram of workbench of the present invention;
Fig. 3 is the plan structure schematic diagram that the present invention completes to plank location aftertable;
Fig. 4 is the plan structure schematic diagram that after the present invention completes boring, plank enters plank conveying device aftertable;
Fig. 5 is the left TV structure schematic diagram of structural representation drilling machine mounting structure of the present invention.
Mark and corresponding parts title in accompanying drawing:
1-workbench, stop surface on rear side of 2-, 3-pan feeding guide roller, 4-is die pad left, 5-is die pad backward, limiting plate on the left of 6-, 7-proximity switch, 8-drives cylinder A, 9-drives cylinder B, 10-vertical cylinder, 11-drilling machine, 12-plank conveying device, 13-bearing, 14-slide block A, 15-hydraulic cylinder, 16-fixing support rack, 17-drill bit, 18-spring base, 19-hold-down head, 20-support, 21-X is to horizontal guide rail, 22-slide block B, 23-screw mandrel A, 24-stepper motor A, 25-main body, 26-leg, 27-Y-direction horizontal guide rail, 28-slide block C, 29-leading screw B, 30-stepper motor B.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the present invention's do, but embodiments of the present invention are not limited thereto.
Embodiment:
As shown in Figure 1 and Figure 2, the full-automatic two-dimentional drilling equipment of a kind of hypotenuse sheet material, comprise workbench 1, drilling machine 11 and PLC, the rear side of workbench 1 upper surface is provided with perpendicular to workbench 1 upper surface and is positioned at the rear side stop surface 2 on upper surface top, rear side stop surface 2 extends in left-right direction, for carrying out spacing to a straight flange of the hypotenuse sheet material on workbench 1, be positioned at rear side stop surface 2 front side workbench 1 upper surface on be provided with pan feeding guide roller 3, left die pad 4, backward die pad 5 and left side limiting plate 6
Pan feeding guide roller 3 and left die pad 4 are all arranged at the right side of workbench 1, and the height of pan feeding guide roller 3 is higher than die pad 4 left, so that die pad 4 freely can pass through from the below of pan feeding guide roller 3 left, between the bearing of trend of die pad 4 and rear side stop surface 2, there is on-right angle angle left, die pad 4 is for carrying out spacing to a hypotenuse of hypotenuse sheet material left, angle between left die pad with rear side limiting plate is equal with the angle between straight flange with the hypotenuse of hypotenuse sheet material, be positioned on the workbench 1 on the left of pan feeding guide roller 3 and be provided with a proximity switch 7, die pad 5 is arranged at the front side of workbench 1 backward, it extends in left-right direction, for carrying out spacing to another straight flange of the hypotenuse sheet material on workbench 1, workbench 1 is also provided with the driving cylinder B9 driving the driving cylinder A8 of the horizontal side-to-side movement of die pad 4 left He drive die pad 5 level backward to seesaw,
Left side limiting plate 6 is arranged at the left side of workbench 1, left side limiting plate 6 parallels with die pad 4 left, it is for carrying out spacing to another hypotenuse of hypotenuse sheet material, workbench 1 is provided with the mounting groove for accommodating left side limiting plate 6, the bottom of left side limiting plate 6 is connected with driving the piston of its vertical cylinder 10 moved up and down, when vertical cylinder 10 drives left side limiting plate 6 to move upward to extreme position, left side limiting plate 6 exceeds the upper surface of workbench 1, thus formed spacing to the left end of the hypotenuse sheet material on workbench 1, when vertical cylinder 10 drives left side limiting plate 6 to move downward extreme position, left side limiting plate 6 entirety is positioned at the bottom of the upper surface of workbench 1, thus be convenient to step down for sheet material moves right,
Described drilling machine 11 comprises bearing 13, bearing 13 is provided with vertical guide rail, vertical guide rail is slidably fitted with slide block A14, slide block A14 fixedly mounts borehole drill construction, bearing 13 is also installed with the hydraulic cylinder 15 driving slide block A14 to move up and down along vertical guide rail;
As Fig. 1, shown in Fig. 5, be positioned on the workbench 1 on rear side of rear side stop surface 2 and be provided with two supports 20, the X of left and right directions extension is installed to horizontal guide rail 21 between two supports 20, X is slidably fitted with slide block B 22 on horizontal guide rail 21, the screw mandrel A23 driving slide block B 22 to slide along X to horizontal guide rail 21 is also installed between two supports 20, the two ends of screw mandrel A23 are all installed on corresponding support 20 by bearing rotary, one end of screw mandrel A23 is connected with the motor shaft of stepper motor A24, support 20 is fixedly installed on workbench, stepper motor A24 is fixedly installed on support 20, slide block B 22 is provided with the screwed hole matched with screw mandrel A23, screw mandrel A23 passes from the screwed hole of slide block B 22, thus drive screw mandrel A23 to rotate by stepper motor A24, screw mandrel A23 is slided to horizontal guide rail 21 along X by screw drive slide block B 22, the bottom of slide block B 22 is fixedly connected with Y-direction slide mechanism, described Y-direction slide mechanism comprises the main body 25 of Y-direction horizontal-extending, the top of main body 25 is fixedly connected with the bottom of slide block B 22, the two ends of main body 25 are respectively arranged with a leg 26 to downward-extension, Y-direction horizontal guide rail 27 is provided with between two legs 26, Y-direction horizontal guide rail 27 is slidably fitted with slide block C28, the leading screw B29 driving slide block C28 to slide along Y-direction horizontal guide rail 27 is also installed between two legs 26, the two ends of screw mandrel B are all installed on corresponding leg 26 by bearing rotary, one end of screw mandrel B is connected with the motor shaft of stepper motor B30, stepper motor B30 is fixedly installed in main body 25, slide block C28 is provided with the screwed hole matched with screw mandrel B, screw mandrel B passes from the screwed hole of slide block C28, thus driving screw mandrel B to rotate by stepper motor B30, screw mandrel B is slided along Y-direction horizontal guide rail 27 by screw drive slide block C28, and bearing 13 is fixedly connected with slide block C28,
Be positioned on the workbench 1 on the left of the limiting plate 6 of left side and be provided with plank conveying device 12;
PLC is connected proximity switch 7 respectively by circuit, drive cylinder A8, is driven cylinder B9, vertical cylinder 10, borehole drill construction, hydraulic cylinder 15, stepper motor A24 and stepper motor B30.
Described borehole drill construction comprises fixing support rack 16, drive motors, rotating shaft and drill bit 17, drive motors is fixedly installed in fixing support rack 16, rotating shaft is connected with the motor shaft of drive motors, drill bit 17 is clamped in the centre bore of rotating shaft lower surface, drive motors by connection PLC, by PLC controls drive motors or quit work.
The lower end of described fixing support rack 16 is provided with several hold down gags, and described hold down gag comprises spring base 18, hold-down head 19, the lower end in contact of the upper surface of hold-down head 19 and the interior spring of spring base 18.Thus hold-down head 19 is elevated along with the lifting of drill bit 17, achieves and automatically compresses hypotenuse sheet material when hypotenuse sheet material is holed, after completing boring, automatically terminate the compression to hypotenuse sheet material simultaneously.
Described die pad left 4 and backward die pad 5 are formed by integrated vertical panel and level board, the lower surface of level board is mutually concordant with the lower surface of vertical panel, the lower surface of level board fits in the upper surface of workbench 1, vertical panel is perpendicular to the upper surface of workbench 1, the level board of die pad 4 is positioned at the right side of vertical panel left, the level board of die pad 5 is positioned at the front side of vertical panel backward, the piston rod of cylinder A8 is driven to be connected and fixed with the right flank of the vertical panel of die pad 4 left, the piston rod of cylinder B9 is driven to be connected and fixed with the leading flank of the vertical panel of die pad 5 backward.The combining structure of this vertical panel and level board can make the upper surface of level board and workbench 1, ensures that vertical panel remains vertical in running and can to ensure in die pad motion steady keeps eventually vertical and can to ensure in die pad motion steady.
Described Work sheet conveying device comprises the multiple upper feeding roller and multiple lower feeding roller that are oppositely arranged, upper feeding roller is connected with drive unit by transmission device with lower feeding roller, drive upper feeding roller and lower feeding roller to rotate around respective main shaft by drive unit, thus the material entered between upper feeding roller and lower feeding roller is transmitted left.
The processing method of the described full-automatic two-dimentional drilling equipment of a kind of hypotenuse sheet material, comprises the following steps:
When S1, original state, PLC is by controlling to drive cylinder A8, drive cylinder B9 and vertical cylinder 10, and die pad 4 is left positioned at, and least significant place, backward die pad 5 are positioned at front position place, left side limiting plate 6 is positioned at uppermost position in fig-ure place;
S2, the charging of sheet material with automatically locate, hypotenuse sheet material imports from pan feeding guide roller 3 top, hypotenuse sheet material is carried gradually along direction left, after a segment length carried by hypotenuse sheet material, hypotenuse sheet material left end is downward-sloping under gravity, but this hypotenuse sheet material is positioned at the support that the part near pan feeding guide roller 3 is rolled due to pan feeding guide, not close to proximity switch 7, proximity switch 7 can not be triggered, only have when hypotenuse sheet material right-hand member departs from pan feeding guide roller 3, when free-falling is to workbench 1, hypotenuse sheet material right-hand member just can trigger proximity switch 7, after proximity switch 7 is closed, PLC receives the closed signal of proximity switch 7, then PLC controls to drive cylinder B9 action, cylinder B9 is driven to drive die pad 5 backward to move backward, the rear end straight flange promoting hypotenuse sheet material presses on rear side stop surface 2, then PLC controls to drive cylinder A8 action, drive cylinder A8 drive left die pad 4 to left movement, the left end hypotenuse promoting hypotenuse sheet material presses on the limiting plate 6 of left side, as shown in Figure 3, so just complete the location of hypotenuse sheet material,
S3, sheet material is holed, PLC control step motor A24 rotates, thus drive the slip of slide block B 22 along X to horizontal guide rail 21 by screw mandrel A23, realize the adjustment to the position on drilling machine 11 left and right directions, PLC control step motor B30 rotates, thus drive slide block C28 along the slip of Y-direction horizontal guide rail 27 by screw mandrel B, realize the adjustment to the position on drilling machine 11 fore-and-aft direction, after drilling machine 11 arrives desired location, PLC controls drive motors and starts working, drill bit 17 is driven to rotate, PLC hydraulic control cylinder 15 action simultaneously, band movable slider A14 slide downward, thus by drill bit 17, Drilling operation is carried out to the plank being positioned at drill bit 17 bottom, preferably, workbench 1 is provided with the resigning hole matched with the drill bit 17 of borehole drill construction, thus after drill bit 17 bores plank, its part of stretching out plank lower surface can be placed in resigning hole, plays certain protective role to drill bit 17, after hydraulic cylinder 15 reaches the limit of position, drill bit 17 bores plank, completes boring, and the piston rod of PLC hydraulic control cylinder 15 returns back to initial position, controls drive motors and quits work, thus complete a Drilling operation, then PLC is again by control step motor A24 and stepper motor B30, drilling machine 11 is driven next boring station, again carries out a Drilling operation, circulation like this, until complete all Drilling operations,
S4, complete Drilling operation after, PLC controls vertical cylinder 10 action and left die pad is moved to the lowermost position place of putting, controls to drive cylinder B9 action to move to front position place, to control to drive cylinder A8 action to continue to be moved to the left by die pad 4 left by die pad 5 backward, thus promotion plank moves in plank conveying device 12 left, as shown in Figure 4, hole-drilled plank is driven to transfer out by plank conveying device 12; When driving cylinder A8 drives after die pad 4 moves to leftmost position place left, PLC controls to drive cylinder A8 action, die pad 4 is left driven to return back to least significant place, then PLC controls vertical cylinder 10 action, left side limiting plate 6 is driven to move to uppermost position in fig-ure place, thus make the full-automatic two-dimentional drilling equipment of hypotenuse sheet material return back to original state, wait for and processing next time.
As mentioned above, the present invention can be realized preferably.