CN204724887U - A kind of drilling machine - Google Patents

A kind of drilling machine Download PDF

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Publication number
CN204724887U
CN204724887U CN201520348378.0U CN201520348378U CN204724887U CN 204724887 U CN204724887 U CN 204724887U CN 201520348378 U CN201520348378 U CN 201520348378U CN 204724887 U CN204724887 U CN 204724887U
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China
Prior art keywords
column
saddle
axis
rotary
base
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Application number
CN201520348378.0U
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Chinese (zh)
Inventor
吴炳诚
姚晶
姚宪硕
唐晓舟
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Nanjing Turbine & Electric Machinery (group) Co Ltd
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Nanjing Turbine & Electric Machinery (group) Co Ltd
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Priority to CN201520348378.0U priority Critical patent/CN204724887U/en
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Abstract

This technology provides a kind of drilling machine, for multiple hole can be processed to large revolving body workpiece one-time positioning, it comprises base, rotate the rotary table be arranged on base, the axis column parallel with rotary table axis of rotation is fixed on rotary table, along column axis direction, the mobile saddle be arranged on column time mobile, vertical with column axis direction time mobile, the mobile upper slide rest be arranged on saddle, is arranged on the topping machanism on upper slide rest; Topping machanism comprises cutting blade motor, the hydraulic power head be connected with cutting blade motor by deceleration device, and hydraulic power head axis is vertical with rotary table axis of rotation and crossing; Saddle is also provided with at least three for the hydraulic support frame by Workpiece clamping, each hydraulic support frame comprises the support be connected with saddle, the riser of support and column axis being parallel, also comprise, the hydraulic cylinder that be connected in riser on vertical with riser, the piston rod of hydraulic cylinder rotates and is provided with supporting member.

Description

A kind of drilling machine
Technical field
This technology relates to machine tool field, provides a kind of drilling machine, for processing multiple hole to large revolving body workpiece one-time positioning, is particularly useful for can processing multiple hole be positioned on different bus to large revolving body workpiece one-time positioning.
Background technology
In prior art, it is all that artificial use inhales anvil or drill gun processing, length consuming time that Generator Stator is holed, and labour intensity is large, and efficiency is low, and machining accuracy is difficult to ensure.
Summary of the invention
The object of this technology is to provide a kind of drilling machine, for processing multiple hole to large revolving body workpiece one-time positioning, is particularly useful for can processing multiple hole be positioned on different bus to large revolving body workpiece one-time positioning.
The object of this technology is achieved through the following technical solutions:
This drilling machine, comprise horizontally disposed base, the rotary table that, rotation parallel with base is arranged on base, the axis column parallel with rotary table axis of rotation is fixed on rotary table, along column axis direction, the mobile saddle be arranged on column time mobile, vertical with column axis direction time mobile, the mobile upper slide rest be arranged on saddle, is arranged on the topping machanism on upper slide rest; Topping machanism comprises cutting blade motor, the hydraulic power head be connected with cutting blade motor by deceleration device, and hydraulic power head axis is also crossing with column axes normal; Saddle is also provided with at least three for the hydraulic support frame by Workpiece clamping, each hydraulic support frame comprises the support be connected with saddle, the riser of support and column axis being parallel, also comprise, the hydraulic cylinder that be connected in riser on vertical with riser, the piston rod of hydraulic cylinder rotates and is provided with supporting member.
The beneficial effect of this technology is:
When using above-mentioned drilling machine to process multiple hole be positioned on different bus on large revolving body, carry out according to following step: a, workpiece to be placed on base and reliable location, make axis and the column dead in line of workpiece.B, rotary table rotate, saddle moves up and down the dead in line making unit head clamping drilling bit axis Yu need machining hole; Start hydraulic support frame hydraulic cylinder, piston rod stretches out, three supporting members respectively with workpiece reliable contacts, by Workpiece clamping; Upper slide rest at topping machanism without rapid feed under cutting state to bit cutting position.C, driving cutting blade motor, power is passed to hydraulic power head through deceleration device, begin to cut, when cutting feeding, the hydraulic system action that hydraulic power head inside is had by oneself makes unit head edge and column axes normal, and also crossing direction is overhanging, realize cutting feeding, its amount of feeding size is controlled by the valve control knob on Hydraulic Station.After d, feeding terminate, hydraulic power head bounces back, and completes withdrawing, obtains a hole.E, upper slide rest without rapid return under cutting state, prepare next hole of processing at topping machanism.F, repetition step b-e obtain next hole.
The above-mentioned step for using above-mentioned drilling machine to process multiple hole be positioned on different bus on large revolving body.If use above-mentioned drilling machine to process multiple hole be positioned on same bus on large revolving body, only rotary table once need be rotated and unit head clamping drilling bit axis namely can refer to above-mentioned steps crossing with this bus is carried out.
This drilling machine is used for can processing multiple hole to large revolving body workpiece one-time positioning, when especially can process multiple hole be positioned on different bus to large revolving body workpiece one-time positioning, compared to prior art, while guarantee machining accuracy, reduce labour intensity, raise labour efficiency; There is provided cutting power with cutting blade motor, provide feeding power with hydraulic system, namely adopt hydraulic motor to add the hybrid power punching of motor, reduce the space that topping machanism takies.
As the improvement to this technology, base with also rotate the collector ring being provided with axis and overlapping with rotary table axis of rotation in rotary table.
This improvement, external power supply unrestrictedly rotates power supply by collector ring to system 360 °, rotary table can be done and fall along running at any angle.
As the further improvement to this technology, rotary table rotates the structure be arranged on base and is: base is the seat sheet of thrust bearing, and rotary table is the axle sheet of thrust bearing, and base is the outer ring of radial bearing, and rotary table is the inner ring of radial bearing; Base is provided with the base electrical machinery driving rotary table to rotate.
This improvement, rotary table is located reliably on base, and rotary table goes slick relative to during base rotation, utilizes base electrical machinery to drive rotary table to rotate, easy to use.
As the further improvement to this technology, when the saddle be arranged on column moves along the structure of column axis direction movement be: the guide rail with column axis being parallel is set on column, saddle moves and is arranged on guide rail, drives saddle to move along guide rail by saddle driving mechanism.Saddle driving mechanism comprises the column motor be arranged on column, and column motor drives screw pair by deceleration device; Screw pair comprises and only rotates along column axis direction the column leading screw be arranged on column, the nut coordinated with leading screw that saddle is connected; Column motor is connected with column leading screw by deceleration device.Column motor is variable-frequency motor.
These improve, and adopt guide rail slide block structure, and when saddle is moved on column, guiding precisely, operates steadily; Adopt screw pair to drive saddle to move on column, accurately can control the displacement of saddle on column, improve machining accuracy; Adopt variable-frequency motor to provide power, be easy to the speed of saddle movement.
As the further improvement to this technology, when the upper slide rest be arranged on saddle moves, the structure vertical with column axis direction is: on saddle, arrange the guide groove with column axes normal, upper slide rest moves and is arranged in guide groove, drives upper slide rest to move along guide groove by upper slide rest driving mechanism.Upper slide rest driving mechanism comprises the planker motor be arranged on saddle, and planker motor drives screw pair by deceleration device; Screw pair comprises and only rotates perpendicular to column axis direction the planker leading screw be arranged on saddle, the nut coordinated with leading screw that upper slide rest is connected; Planker motor is connected with planker leading screw by deceleration device.
Accompanying drawing explanation
Fig. 1 is the structural representation of drilling machine
Fig. 2 is the side view of Fig. 1
Fig. 3 is base and rotary table front view
Fig. 4 is the top view of Fig. 3
Fig. 5 is the structural representation of saddle assembly
Fig. 6 is the top view of Fig. 5
Fig. 7 is the side view of Fig. 6
Fig. 8 is the front view of saddle, upper slide rest
Fig. 9 is the top view of Fig. 8
Figure 10 is the side view of Fig. 9
Figure 11 is the side view that Fig. 8 eliminates part 10 and part 35
Figure 12 is the structural representation of hydraulic support frame.
Detailed description of the invention
Below in conjunction with accompanying drawing, this technology is described further:
Shown in Fig. 1, Fig. 2, on the whole, this drilling machine comprises horizontally disposed base 1, parallel with base 1, rotate the rotary table 2 be arranged on base 1, the axis column 5 parallel with rotary table 2 axis of rotation is fixed on rotary table 2, along column 5 axis direction, the mobile saddle 7 be arranged on column 5 time mobile, vertical with column 5 axis direction time mobile, the mobile upper slide rest 10 be arranged on saddle 7, is arranged on the topping machanism (again see shown in Fig. 5-11) on upper slide rest 10; Topping machanism comprises cutting blade motor 19, the hydraulic power head 20 be connected with cutting blade motor 19 by deceleration device 20, and hydraulic power head 20 is controlled along with the amount of feeding size of column 5 axes normal crossing direction by the valve control knob (not shown) on Hydraulic Station; Saddle 7 is also provided with at least three for the hydraulic support frame by Workpiece clamping, shown in Figure 12 again, each hydraulic support frame comprises the support 25 be connected with saddle 7, riser 29 and column 5 axis being parallel of support 25, also comprise, the hydraulic cylinder 26 that be connected in riser 29 on vertical with riser 29, the piston rod 27 of hydraulic cylinder 26 rotates and is provided with supporting member 28.
Specifically:
Again see shown in Fig. 3, Fig. 4, locate reliably on base 1 for making rotary table 2, rotary table 2 goes slick when rotating relative to base 1, horizontally disposed base 1 and rotary table 2 are in fact the combined combined bearing of thrust bearing and radial bearing: base 1 is the seat sheet of thrust bearing, and rotary table 2 is the axle sheet of thrust bearing; Base 1 is the outer ring of radial bearing, and rotary table 2 is the inner ring of radial bearing.To be connected gear ring 30 in rotary table 2 circumference, base 1 is provided with decelerator bearing 31, base electrical machinery 3 is connected through being arranged on the gear pair that decelerator 8 on decelerator bearing 31 and driven pulley are gear ring 30.
For making external power supply unrestrictedly rotate power supply to system 360 °, rotary table 2 can be done and fall along running at any angle, rotate in base 1 with rotary table 2 and be provided with collector ring 32, the axis of collector ring 32 overlaps with rotary table 2 axis of rotation.The structure of collector ring is prior art, and this does not repeat.
Rotary table 2 is connected column 5, and the axis of column 5 is parallel with the axis of rotation of rotary table 2.
Column 5 arranges the guide rail 6 with column 5 axis being parallel, saddle 7 is matched with guide rail 6 by the chute 24 on saddle 7 and is driven along guide rail 6 by saddle driving mechanism and moves, in fact, the structure that the chute 24 on saddle 7 matches with guide rail 6 is guide rail, slide block mechanism.Saddle driving mechanism mainly comprises column motor 9, screw pair, and in diagram, column motor 9 is vertical machine, and be arranged on column 5, column motor 9 drives screw pair by deceleration device; Screw pair comprises and only rotates along column axis direction the column leading screw 15 be arranged on column 5, the nut 23 coordinated with column leading screw 15 that saddle 7 is connected; Column motor 9 is connected with column leading screw 15 by deceleration device.Column motor 9 is variable-frequency motor, controls rotating speed by frequency modulator (not shown), namely regulates and controls the translational speed of saddle 7 on guide rail 6.The maximum (top) speed of this case central post motor 9 is 1440r/min, saddle 7 max die travel distance is 3600mm, for ensure saddle 7 leading/6 on reliable, do not derail, column 5 is also provided with the limit switch for limiting the up extreme position of saddle 7 and descending extreme position 4.For reducing the load of screw pair as far as possible, also be provided with gravity balance device, concrete structure is: one end of steel wire rope 14 is connected on saddle 7, the other end is fixed with counterweight 12, the top board of column 5 is provided with fixed pulley support 13, steel wire rope 14 move be arranged on fixed pulley 11 race in; The quality of counterweight 12 equals saddle 7 and is arranged on the quality sum of all the other structures on saddle 7.
Can realizing upper slide rest, to move the structure be arranged on saddle can be guide rail, slide block mechanism, also can be guide groove, slide block mechanism, adopt guide groove, slide block mechanism: the guide groove 36 with column 5 axes normal is set on saddle 7 in this case, upper slide rest 10 moves as slide block and is arranged in guide groove 36, drives upper slide rest 10 to move along guide groove 36 by upper slide rest driving mechanism.Upper slide rest driving mechanism comprises the planker motor 16 be arranged on saddle 7, and planker motor 16 drives screw pair by deceleration device; Screw pair comprises and only rotates perpendicular to column 5 axis direction the planker leading screw 34 be arranged on saddle 7, the nut 35 coordinated with planker leading screw 34 that upper slide rest 19 is connected; Planker motor 16 is connected with planker leading screw 34 by deceleration device.The structure that deceleration device adopts secondary belt wheel deceleration device to combine with gear reduction unit, for realizing the accurate gearratio of V belt translation, conveyer belt 21,22 uses Timing Belt, power is passed to breast wheel 17 by conveyer belt 21 by planker motor 16, be passed to after gear reduction unit to planker leading screw 34 by breast wheel 17 again, topping machanism integrated on upper slide rest 10 is made to do rapid feed without under cutting state, retracting movements.Saddle 7 is also provided with the travel switch for limiting upper slide rest 10 moving limit position, and in this case, upper slide rest 10 range is 650mm.
Saddle 7 is also provided with at least three for the hydraulic support frame by Workpiece clamping, its objective is and utilize three points centering principle by with the Workpiece clamping of location, prevent the active force of stage property to workpiece when topping machanism carries out cutting operation from making workpiece depart from location.Each hydraulic support frame comprises the support 25 be connected with saddle 7, riser 29 and column 5 axis being parallel of support 25, also comprise, the hydraulic cylinder 26 that be connected in riser 29 on vertical with riser 29, the piston rod 27 of hydraulic cylinder 26 rotates and is provided with supporting member 28, be illustrated as piston rod 27 hinged with bearing pin 33 with supporting member 28, the direction of obvious supporting member 28 should be all not identical.
Topping machanism is integrated on upper slide rest 10, for reducing the space that power set take, hydraulic motor (providing feeding power) is adopted to add the hybrid power punching of motor (provide and cut power), comprise cutting blade motor 19, by the hydraulic power head 20 that deceleration device 20 is connected with cutting blade motor 19, hydraulic power head 20 is controlled along with the amount of feeding size of column 5 axes normal crossing direction by the valve control knob (not shown) on Hydraulic Station.
When using above-mentioned drilling machine to process multiple hole be positioned on different bus on large revolving body, carry out according to following step: a, workpiece to be placed on base and reliable location, make axis and the column dead in line of workpiece.B, rotary table rotate, saddle moves up and down the dead in line making unit head clamping drilling bit axis Yu need machining hole; Start hydraulic support frame hydraulic cylinder, piston rod stretches out, three supporting members respectively with workpiece reliable contacts, by Workpiece clamping; Upper slide rest at topping machanism without rapid feed under cutting state to bit cutting position.C, driving cutting blade motor, power is passed to hydraulic power head through deceleration device, begin to cut, when cutting feeding, the hydraulic system action that hydraulic power head inside is had by oneself makes unit head edge and column axes normal, and also crossing direction is overhanging, realize cutting feeding, its amount of feeding size is controlled by the valve control knob on Hydraulic Station.After d, feeding terminate, hydraulic power head bounces back, and completes withdrawing, obtains a hole.E, upper slide rest without rapid return under cutting state, prepare next hole of processing at topping machanism.F, repetition step b-e obtain next hole.
The above-mentioned step for using above-mentioned drilling machine to process multiple hole be positioned on different bus on large revolving body.If use above-mentioned drilling machine to process multiple hole be positioned on same bus on large revolving body, only rotary table once need be rotated and unit head clamping drilling bit axis namely can refer to above-mentioned steps crossing with this bus is carried out.
The beneficial effect of this technology is:
This drilling machine is used for can processing multiple hole to large revolving body workpiece one-time positioning, when especially can process multiple hole be positioned on different bus to large revolving body workpiece one-time positioning, compared to prior art, while guarantee machining accuracy, reduce labour intensity, raise labour efficiency; There is provided cutting power with cutting blade motor, provide feeding power with hydraulic system, namely adopt hydraulic motor to add the hybrid power punching of motor, reduce the space that topping machanism takies.

Claims (8)

1. a drilling machine, it is characterized in that, comprise horizontally disposed base, the rotary table that, rotation parallel with base is arranged on base, the axis column parallel with rotary table axis of rotation is fixed on rotary table, along column axis direction, the mobile saddle be arranged on column time mobile, vertical with column axis direction time mobile, the mobile upper slide rest be arranged on saddle, is arranged on the topping machanism on upper slide rest; Topping machanism comprises cutting blade motor, the hydraulic power head be connected with cutting blade motor by deceleration device, and hydraulic power head axis is vertical with rotary table axis of rotation and crossing; Saddle is also provided with at least three for the hydraulic support frame by Workpiece clamping, each hydraulic support frame comprises the support be connected with saddle, the riser of support and column axis being parallel, also comprise, the hydraulic cylinder that be connected in riser on vertical with riser, the piston rod of hydraulic cylinder rotates and is provided with supporting member.
2. drilling machine according to claim 1, is characterized in that, base with also rotate the collector ring being provided with axis and overlapping with rotary table axis of rotation in rotary table.
3. drilling machine according to claim 1, it is characterized in that, rotary table rotates the structure be arranged on base and is: base is the seat sheet of thrust bearing, and rotary table is the axle sheet of thrust bearing, base is the outer ring of radial bearing, and rotary table is the inner ring of radial bearing; Base is provided with the base electrical machinery driving rotary table to rotate.
4. drilling machine according to claim 1, it is characterized in that, when the saddle be arranged on column moves along the structure of column axis direction movement be: the guide rail with column axis being parallel is set on column, saddle moves and is arranged on guide rail, drives saddle to move along guide rail by saddle driving mechanism.
5. drilling machine according to claim 4, is characterized in that, saddle driving mechanism comprises the column motor be arranged on column, and column motor drives screw pair by deceleration device; Screw pair comprises and only rotates along column axis direction the column leading screw be arranged on column, the nut coordinated with leading screw that saddle is connected; Column motor is connected with column leading screw by deceleration device.
6. drilling machine according to claim 5, is characterized in that, column motor is variable-frequency motor.
7. drilling machine according to claim 1, it is characterized in that, when the upper slide rest be arranged on saddle moves, the structure vertical with column axis direction is: on saddle, arrange the guide groove with column axes normal, upper slide rest moves and is arranged in guide groove, drives upper slide rest to move along guide rail by upper slide rest driving mechanism.
8. drilling machine according to claim 7, is characterized in that, upper slide rest driving mechanism comprises the planker motor be arranged on saddle, and planker motor drives screw pair by deceleration device; Screw pair comprises and only rotates perpendicular to column axis direction the planker leading screw be arranged on saddle, the nut coordinated with leading screw that upper slide rest is connected; Planker motor is connected with planker leading screw by deceleration device.
CN201520348378.0U 2015-05-26 2015-05-26 A kind of drilling machine Active CN204724887U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520348378.0U CN204724887U (en) 2015-05-26 2015-05-26 A kind of drilling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520348378.0U CN204724887U (en) 2015-05-26 2015-05-26 A kind of drilling machine

Publications (1)

Publication Number Publication Date
CN204724887U true CN204724887U (en) 2015-10-28

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104816009A (en) * 2015-05-26 2015-08-05 南京汽轮电机(集团)有限责任公司 Drilling machine
CN105965057A (en) * 2016-06-18 2016-09-28 张家港奥得森机电设备有限公司 Drilling device of street lamp pole
CN106735444A (en) * 2017-03-14 2017-05-31 环球工业机械(东莞)有限公司 A kind of new air-cylinder type knife rest turning device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104816009A (en) * 2015-05-26 2015-08-05 南京汽轮电机(集团)有限责任公司 Drilling machine
CN105965057A (en) * 2016-06-18 2016-09-28 张家港奥得森机电设备有限公司 Drilling device of street lamp pole
CN106735444A (en) * 2017-03-14 2017-05-31 环球工业机械(东莞)有限公司 A kind of new air-cylinder type knife rest turning device

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