CN109396478A - A kind of smart can control bores deep variable-frequency stepless speed-regulating cylinder vertical drill - Google Patents
A kind of smart can control bores deep variable-frequency stepless speed-regulating cylinder vertical drill Download PDFInfo
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- CN109396478A CN109396478A CN201811420705.3A CN201811420705A CN109396478A CN 109396478 A CN109396478 A CN 109396478A CN 201811420705 A CN201811420705 A CN 201811420705A CN 109396478 A CN109396478 A CN 109396478A
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- 230000007246 mechanism Effects 0.000 claims abstract description 39
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 42
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- 239000004677 Nylon Substances 0.000 claims description 15
- 229920001778 nylon Polymers 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000003801 milling Methods 0.000 claims description 9
- 230000007935 neutral effect Effects 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 8
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- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005553 drilling Methods 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000010079 rubber tapping Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/12—Mechanical drives with means for varying the speed ratio
- B23Q5/16—Mechanical drives with means for varying the speed ratio infinitely-variable
Abstract
The present invention discloses a kind of smart can control and bores deep variable-frequency stepless speed-regulating cylinder vertical drill, including pedestal, the column with rack gear, variable-frequency motor, spindle box and PLC control system, main shaft is set in the spindle box, the outside of the main shaft is provided with the collar bush of rack gear, setting speed regulation gearshift, horizontal axis mechanism, feeding fine tuning gear and magnetic grid mechanism in the spindle box, worktable lifting mechanism is fixedly installed on the column, the spindle box front setting button formula control panel, and be electrically connected with PLC control system.Cylinder vertical drill of the invention can be improved machining accuracy, and especially main shaft (Z axis) self adaptation can reach≤0.04mm, and kinetic energy of the present invention is complete, cost is relatively low, using more safety and sanitation, while also be conducive to maintenance, and machine tool capability is greatly improved.
Description
Technical field
The present invention relates to upright drill technical fields, and in particular to a kind of variable-frequency stepless speed-regulating cylinder that smart can control brill depth is vertical
It bores.
Background technique
Common upright drill is mostly traditional structure in the market, and main transformer speed is mostly belt cone or gear step speed change, in
Small dimension vertical drill also has wide belt stepless speed regulation.In addition to small dimension vertical drill hand feed, remaining is tooth for axis feeding mechanism
Wheel step speed change and lever, side tooth-like clutch control starting and stopping for feed motion, and boring deep control is then observation trunnion axis
On dial or linear standards with main shaft synchronizing moving.The lifting overwhelming majority of workbench is the hand lifting of rack-and-pinion.
The vertical drill of this structure operates with laborious, trouble, and work efficiency is also difficult to be improved, and it is very poor to bore the precision controlled deeply
(skilled worker also can only achieve 0.3~0.5mm) outside hand tapping, is unable to complete the little milling of some cuttings except conventional drilling
Work is cut, this kind of drilling machine cutting fluid in cutting is splashed, and drill bit is penetrated or wound in chip four, and safety and sanitation are all affected.It is this kind of
Vertical drill belongs to inexpensive in fact and object is not beautiful, has been difficult to expand in overseas market.The NC postprocessing product to grow up later, performance and precision
All very well, but too expensive, the requirement to operator is also higher, is not suitable for single-piece, the occasion of small lot production and
The enterprises such as repair of machine use.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of main shaft bores deep controllable and novel presses
Keyed control panel, while the frequency conversion stepless-adjustment that kinetic energy is complete, easy to operate, precision is high, safe operation, cost performance are high
Fast cylinder vertical drill.
To achieve the above object, the technical solution adopted by the present invention is that: it is a kind of can essence control bore deep variable-frequency stepless speed-regulating circle
Column vertical drill is arranged in the spindle box including pedestal, the column with rack gear, variable-frequency motor, spindle box and PLC control system
The outside of main shaft, the main shaft is provided with the collar bush of rack gear, and innovative point is: setting speed regulation shift in the spindle box
Gear and magnetic grid mechanism are finely tuned in mechanism, horizontal axis mechanism, feeding, and worktable lifting mechanism is fixedly installed on the column,
The spindle box front setting button formula control panel, and be electrically connected with PLC control system；
The speed regulation gearshift includes primary axis, second level axis, three-level axis, gear change hand lever, fork, duplicate gear one, the change
The output shaft of frequency motor is inserted into primary axis, is sequentially connected between the primary axis and second level axis by the way that gear is arranged,
Small one and large one two gears are set on the second level axis, suit setting duplicate gear one on the three-level axis, and duplicate gear one
Positional relationship between two gears on second level axis forms the position of upper, middle and lower three, that is, forms quick shelves, neutral gear
Shelves at a slow speed, fork is arranged on the gear change hand lever, and the gear change hand lever control fork moves up and down transposition, the fork drive
The duplicate gear one being set on three-level axis moves up and down, and the primary axis is fixedly connected with main shaft, the primary axis, second level
Speed regulation gearshift is formed by the different drive ratios between gear between axis, three-level axis；
The horizontal axis mechanism includes the trunnion axis engaged with collar bush upper rack, worm screw, worm gear, electromagnetic clutch, clockwork spring bullet
Spring, collector ring, hand feed handle, power feed button and the push rod in hand feed handle, the worm gear and electromagnetism
Clutch sleeve is mounted in the middle part of trunnion axis, and worm gear and worm screw engaged transmission, one end of the trunnion axis are set with clockwork spring,
The other end is set with collector ring, and the hand feed handle is located at one end of collector ring, and pulls hand feed handle and can pass through water
The horizontal movement of flat axis drives main shaft to move up and down, and the power feed button is located at hand feed handle top, and presses machine
After dynamic feeding button, push rod is contacted with collector ring, and connecting DC power supply is attracted electromagnetic clutch, reaches worm gear through feed change
The torque of worm gear pair rotates trunnion axis；
The feeding fine tuning gear includes level Four axis, Pyatyi axis, six grades of axis, duplicate gear two, triple gear, cam, thick stick
Bar, pulling block, handwheel and dial, the level Four axis are arranged a set of duplicate gear two, a set of three tooth are arranged on six grades of axis
Wheel, the Pyatyi axis are arranged transmission gear, and the level Four axis, Pyatyi axis are connected by meshing transmission between six grades of axis by each gear,
And by the position between transformation duplicate gear two and triple gear, six grades of amount of feeding and two neutral gears, the level Four axis are formed
It is connected by meshing transmission with three-level axis, the quantity of the lever is two, and each respectively corresponds the tooth of duplicate gear two and three
Wheel, and pulling block is arranged in one end of each lever, the other end is connect with the same cam activation, the pulling block and duplicate gear two
It is flexibly connected with triple gear, the cam is fixedly connected with the hand wheel, and the dial is located on handwheel；
The magnetic grid mechanism includes magnetic scale collet, reading head, nylon jacket, magnetic scale, upper limit switch, lower position switch and collision block,
Magnetic scale collet one end clamps magnetic scale, and the other end is sleeved on collar bush, makes magnetic scale and collar bush synchronizing moving, the magnetic
Ruler external activity is set with nylon jacket, reading head is arranged in the nylon jacket, the nylon is set on the inner wall of spindle box, institute
It states collision block and is located at magnetic scale top, the upper limit switch and lower position switch are located at the upper and lower ends of spindle box, and magnetic scale
It when up and down, can be in contact with upper limit switch and lower position switch, the upper limit switch and lower position switch are equal
It is electrically connected with PLC control system；
The worktable lifting mechanism include the lifting set being sleeved on column, workbench, lifting set lever, transmission gear,
Worm gear, transmission shaft, lifting motor, bevel gear, side tooth-like clutch, hand-operated lifting rocking handle and spring, the transmission gear and vertical
Rack gear on column is connected by meshing transmission, the worm gear and transmission gear engaged transmission, one end of the transmission shaft and worm gear
Be fixedly connected, wear side tooth-like clutch and hand-operated lifting rocking handle on the other end, the spring be located at side tooth-like clutch and manually
It goes up and down between rocking handle, bevel gear is set on the output shaft of the lifting motor, bevel gear, and two are also provided on the transmission shaft
Bevel gear intermeshing transmission connection.
Further, the primary axis lower end connects lubricating pump by setting gear drive.
Further, a through-hole is opened up on the spindle box, and spacer pin is set in through-hole, and the outer end of the spacer pin is set
Set knob, inner end limits three-level axis, and the lower end of the three-level axis is arranged tip head, the tip head can be mounted in
Milling cutter shank in main shaft is in contact.
Further, spindle locking mechanism is also set up in the horizontal axis mechanism, the spindle locking mechanism includes being located at
Latch segment, pushing ram and the principal shaft locking handle of collar bush left and right ends, one end of the pushing ram are fixedly connected with latch segment,
Its other end is fixedly connected with principal shaft locking handle, and the principal shaft locking handle rotation drives pushing ram rotation to drive latch segment phase
To movement clamping spindle set.
Further, the equally distributed magnet steel in four, three-level axis top, the magnet steel and main shaft synchronous rotary, and magnetic
Steel magnetic signal reaches button control panel through Hall element detection.
After adopting the above structure, the invention has the following beneficial effects:
Cylinder vertical drill of the invention can be improved machining accuracy, and especially main shaft (Z axis) self adaptation can reach≤0.04mm,
Kinetic energy of the present invention is complete, cost is relatively low, using more safety and sanitation, while being also conducive to maintenance, and machine tool capability has very big mention
It rises.
Detailed description of the invention
Fig. 1 is monnolithic case figure of the invention；
Fig. 2 is that gearshift installation diagram is adjusted the speed in the present invention；
Fig. 3 is horizontal axis mechanism equipment figure in the present invention；
Fig. 4 is feeding fine tuning gear installation diagram in the present invention；
Fig. 5 is magnetic grid mechanism installation diagram in the present invention；
Fig. 6 is worktable lifting mechanism outline drawing in the present invention；
Fig. 7 is worktable lifting mechanism installation diagram in the present invention；
Fig. 8 is the front view of cam in the present invention；
Fig. 9 is the side view of cam in the present invention；
Figure 10 is the rearview of cam in the present invention；
Figure 11 is the outline drawing of button control panel in the present invention.
Description of symbols:
1 pedestal, 2 columns, 3 variable-frequency motors, 4 spindle boxes, 5 main shafts, 6 collar bushes, 7 speed regulation gearshifts, 71 primary axis, 72 second levels
Axis, 73 three-level axis, 74 gear change hand levers, 75 forks, 76 duplicate gears one, 8 horizontal axis mechanisms, 81 trunnion axis, 82 worm screws, 83 snails
Wheel, 84 electromagnetic clutch, 85 clockwork springs, 86 collector rings, 87 hand feed handles, 88 power feed buttons, 89 push rods, 9 into
Give fine tuning gear, 91 level Four axis, 92 Pyatyi axis, 93 6 grades of axis, 94 duplicate gears two, 95 triple gears, 96 cams, 97 thick sticks
Bar, 98 pulling blocks, 99 handwheels, 910 dials, 10 magnetic grid mechanisms, 101 magnetic scale collets, 102 reading heads, 103 nylon jackets, 104 magnetic
Ruler, 105 upper limit switches, 106 lower position switch, 107 collision blocks, 11 worktable lifting mechanisms, 111 lifting sets, 112 workbench,
113 lifting set levers, 114 transmission gears, 115 worm gears, 116 transmission shafts, 117 lifting motors, 118 bevel gears, 119 side teeth
Clutch, 1110 hand-operated lifting rocking handles, 1111 springs, 12 button control panels, 13 lubricating pumps, 14 spacer pins, 15 knobs, 16
Spindle locking mechanism, 161 latch segments, 162 pushing rams, 163 principal shaft locking handles, 17 magnet steel, 18 Hall elements.
Specific embodiment
The present invention will be further described below with reference to the drawings.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing and specific implementation
Mode, the present invention will be described in further detail.It should be appreciated that the specific embodiments described herein are only to explain this
Invention, is not intended to limit the present invention.
Referring to Fig. 1-11, a kind of smart can control bores deep variable-frequency stepless speed-regulating cylinder vertical drill, including pedestal 1, with rack gear
Column 2, variable-frequency motor 3, spindle box 4 and PLC control system, spindle box 4 is interior to be arranged main shaft 5, and the outside of main shaft 5 is provided with tooth
The collar bush 6 of item, the interior setting speed regulation gearshift 7 of spindle box 4, horizontal axis mechanism 8, feeding fine tuning gear 9 and magnetic grid machine
Worktable lifting mechanism 11, the positive setting button formula control panel 12 of spindle box 4, and and PLC are fixedly installed on column 2 for structure 10
Control system is electrically connected；
In the present embodiment, button control panel 12 can operate PLC control system, convenient for adding for control package unit
Work mode.
Referring to Fig. 2, adjusting the speed gearshift 7 includes primary axis 71, second level axis 72, three-level axis 73, gear change hand lever 74, fork
75, duplicate gear 1, the output shaft of variable-frequency motor 3 are inserted into primary axis 71, are passed through between primary axis 71 and second level axis 72
Setting gear is sequentially connected, small one and large one two gears are arranged on second level axis 72, suit setting duplex-gear on three-level axis 73
1 are taken turns, and the positional relationship between two gears on duplicate gear 1 and second level axis 72 forms the position of upper, middle and lower three
It sets, that is, forms quick shelves, neutral gear and shelves at a slow speed, fork 75 is set on gear change hand lever 74, gear change hand lever 74 controls fork 75
Transposition is moved up and down, fork 75 drives the duplicate gear 1 being set on three-level axis 73 to move up and down, primary axis 71 and master
Axis 5 is fixedly connected, and primary axis 71, second level axis 72 form speed regulation by the different drive ratios between gear between three-level axis 73 and change
Retaining device；In the present embodiment, 3 output shaft end of variable-frequency motor is plugged in toothed 71 hole of primary axis, is driven to through second level axis 72
Three-level axis 73, the sleeve type duplicate gear 1 on three-level axis 73 have the position of upper, middle and lower three, are low gear as shown in the figure,
It is high gear upwards, it is in an intermediate position, it is " neutral gear ", specific so that light hand turns main shaft:
1, when fork 75 keeps the position in Fig. 1,73 duplicate gear 1 in the pinion gear and three-level axis on second level axis 72
In gear wheel be meshed, be low or first gear；
2, when fork 75 moves up a gear, duplicate gear 1 on three-level axis 73 not with the size tooth on second level axis 72
Wheel contact, for " neutral gear "；
3, when fork 75 moves up again, the pinion gear in duplicate gear 1 on three-level axis 73 and the gear wheel on second level axis 72
It is meshed, is top gear.
Referring to Fig. 3, horizontal axis mechanism 8 includes the trunnion axis 81 engaged with 6 upper rack of collar bush, worm screw 82, worm gear 83, electricity
Magnet clutch 84, clockwork spring 85, collector ring 86, hand feed handle 87, power feed button 88 and be located at hand feed hand
Push rod 89 in handle, worm gear 83 and electromagnetic clutch 84 are sleeved on the middle part of trunnion axis 81, and worm gear 83 engages biography with worm screw 82
Dynamic, one end of trunnion axis 81 is set with clockwork spring 85, and the other end is set with collector ring 86, and hand feed handle 87 is located at collector ring
86 one end, and pull hand feed handle 87 can by the horizontal movement of trunnion axis 81 drive main shaft 5 move up and down, it is motor-driven into
It is located at the top of hand feed handle 87 to button 88, and after pressing power feed button 88, push rod 89 is contacted with collector ring 86, is connect
Logical DC power supply is attracted electromagnetic clutch 84, and the torque for reaching worm couple through feed change rotates trunnion axis；Specifically
, gear is set, and the gear is engaged with 6 upper rack of collar bush, pulling hand feed handle 87 can direct band on trunnion axis 81
Dynamic main shaft 5 moves up and down, and at this moment electromagnetic clutch 84 can only be together with 83 empty set of worm gear on trunnion axis 81, when pressing because not charging
Power feed button 88 contacts push rod 89 with collector ring, is attracted electromagnetic clutch 84 by logical DC power supply, through feed change
The torque for reaching worm gear rotates trunnion axis, then clicks power feed button 88 and make 84 power loss of electromagnetic clutch and stop
Feeding.For ease of operation, when pressing the button setting acknowledgement key (the OK key) deeply of the brill on formula control panel 12, power feed is pressed
Button 88 fails, and changes and is automatically controlled by electrical PLC；Clockwork spring 85 can ensure that trunnion axis 81 is in horizontality.
Referring to Fig. 4,8-10, feeding fine tuning gear 9 includes level Four axis 91, Pyatyi axis 92, six grades of axis 93, duplicate gear
2 94, a set of duplex-gear is arranged in triple gear 95, cam 96, lever 97, pulling block 98, handwheel 99 and dial 910, level Four axis 91
2 94 are taken turns, a set of triple gear 95 is set on six grades of axis 93, transmission gear, level Four axis 91, Pyatyi axis 92, six is arranged in Pyatyi axis 92
It is connected by meshing transmission between grade axis 93 by each gear, and passes through the position between transformation duplicate gear 2 94 and triple gear 95
It sets, forms six grades of amount of feeding and two neutral gears, level Four axis 91 is connected by meshing transmission with three-level axis 93, and the quantity of lever 97 is two
It is a, and duplicate gear 2 94 and triple gear 95 are each respectively corresponded, and pulling block 98 is arranged in one end of each lever 97, it is another
End is flexibly connected with the same cam 96, and pulling block 96 is flexibly connected with duplicate gear 2 94 and triple gear 95, cam 96 and hand
Wheel 99 is fixedly connected, and dial 910 is located on handwheel 99；The feed change of vertical drill is by a duplicate gear 2 94 and one three
Join the six grades of amount of feeding and two neutral positions that gear 95 forms, distinguished is that this eight gears only need ease rotation hand
Any gear may be selected in 99 band moving cam 96 of wheel.The feeding fine tuning gear that Fig. 6 is shown can be seen that two slidings
The mobile transposition of gear (duplex and three) is controlled by cam 96 and lever 97, and this mode biggest advantage is assembly letter
Just, manipulating brisk and gear " will not fall gear ".
Referring to Fig. 5, magnetic grid mechanism 10 includes magnetic scale collet 101, reading head 102, nylon jacket 103, magnetic scale 104, upper limit
Switch 105, lower position switch 106 and collision block 107,101 one end of magnetic scale collet clamp magnetic scale 104, and the other end is sleeved on main shaft
On set 6, make magnetic scale 104 and 6 synchronizing moving of collar bush, 104 external activity of magnetic scale is set with nylon jacket 103, is arranged in nylon jacket 103
Reading head 102, nylon jacket 103 are arranged on the inner wall of spindle box 4, and collision block 107 is located at 104 top of magnetic scale, upper limit switch 105
The upper and lower ends of spindle box 4 are located at lower position switch 106, and magnetic scale 104 can be opened when up and down with upper limit
Pass 105 and lower position switch 106 are in contact, and upper limit opens 105 passes and lower position switch 106 electrically connects with PLC control system
It connects；In the present embodiment, magnetic scale 104 is our company's commission special manufacturer exploitation, has extra small section (9 × 15mm), is easily installed
Small-sized displacement sensor, reading head 102 and 103 parallel connection of nylon jacket be each attached on spindle box 4, and magnetic scale 104 passes through nylon jacket
103 and spindle box bottom be packed on magnetic scale collet 101, magnetic scale collet 101 is then sleeved on collar bush 6, makes magnetic scale 104 and main shaft
Cover 6(together with main shaft) synchronizing moving, reading head 102 export RS422 differential signal reach the wiring board based on PLC control system
After (being mounted in the key panel back side) processing, 5 displacement of main shaft is shown on the third line display of panel.104 top of magnetic scale
Collision block 107 to contact two limit switches, when touching with upper limit switch 105, variable-frequency motor 3, which stalls, simultaneously to be braked, main
Axis 5 also stops displacement, and when magnetic scale 104 is synchronized with axis system to be moved down and touch lower position switch 106, variable-frequency motor 3 also stops
Vehicle braking, so that playing the role of travel of spindle (200mm) limit sets electic protection.
It in the present embodiment, is provided in drilling depth and tapping depth, the brill pressed the button on formula control panel 12 is deep
After acknowledgement key (OK key) is arranged, actually give the depth of setting preset lower electric signal instruction: time-varying frequency motor 3 is vertical in place for drilling
Stop braking, tapping in place when main motor invert exit screw tap immediately.
The present invention combines feeding fine tuning gear 9, magnetic grid mechanism 10, button control panel 12 and PLC control system,
Mismachining tolerance≤0.04mm of the invention, and it is to bore same 5 holes of depth that vertical drill industry original, which is performed the deep precision of brill, actual measurement is flat
Equal depth error≤0.3mm, original structure are extremely difficult to, and many user's especially Foreign Users be intended to bore deep error≤
0.1mm, therefore, the present invention are fully able to reach the requirement of processing precise degree.
Referring to Fig. 6-7, worktable lifting mechanism 11 includes the lifting set 111 being sleeved on column 2, workbench 112, lifting
Set lever 113, transmission gear 114, worm gear 115, transmission shaft 116, lifting motor 117, bevel gear 118, side tooth-like clutch
119, hand-operated lifting rocking handle 1110 and spring 1111, transmission gear 114 are connected by meshing transmission with the rack gear on column 2, worm gear
115 are fixedly connected with 114 engaged transmission of transmission gear, one end of transmission shaft 116 with worm gear 115, wear side on the other end
Tooth-like clutch 119 and hand-operated lifting rocking handle 1110, spring 1111 be located at side tooth-like clutch 119 and hand-operated lifting rocking handle 1110 it
Between, bevel gear 118 is set on the output shaft of lifting motor 117, is also provided with bevel gear 118, and two bevel gears on transmission shaft 116
118 intermeshing transmission connections.Specifically, the section view of Fig. 6 is shown in detail with manual, automotive elevating function structure, figure
Show that state is automotive elevating situation, the starting of lifting motor 117 is spelled through bevel gear 118 and 115 deceleration transmission of worm gear to worm gear
The transmission gear 114(of dress one is engaged with rack) and worktable lifting is driven, if the propulsion of hand-operated lifting rocking handle 1110 makes side
Tooth-like clutch 119 engage, shake hand-operated lifting rocking handle 1110 then can hand-operated lifting workbench 112, when hand-operated lifting rocking handle of slipping out of the hand
1110, side tooth-like clutch 119, which is automatically exited from, under the effect of spring 1111 is restored to automotive elevating state；After the completion of lifting action
It pulls lifting set lever 113 lifting set is clamped on column, and for safety operation, settable microswitch is being locked
When tight state, lifting set lever 113 drives microswitch cutting lifting motor circuit will not automotive elevating, only lifting set pine
It just can turn on motor circuit when opening, while for safety operation, one travel switch can be housed in the upper and lower ends of lifting set
To control two extreme positions up and down of lifting travel.
In the present embodiment, 71 lower end of primary axis connects lubricating pump 13 by setting gear drive.Specifically, working as variable-frequency motor
3 revolving speeds are 439.2~2777.8 r/min(frequency, 14.64~92.56 Hz), 5 revolving speed of main shaft is then 50~2200 r/min,
71 lower end a pair of gear reduced drive of primary axis can orient the fuel-displaced r/min of lubricating pump 13(310~1960 extremely with bidirectional rotation)
There is provided spindle box 4 whole thin oil lubricants, which is cycloid rotator lubricating pump, more reliable and stable.
In the present embodiment, open up a through-hole, and spacer pin 14 is set in through-hole on spindle box 4, the outer end of spacer pin 14 is set
Knob 15 is set, inner end limits three-level axis 73, and tip head is arranged in the lower end of three-level axis 73, and tip head can be led with being mounted in
Milling cutter shank in axis is in contact.Specifically, the lower end of three-level axis 73 tip head for one close to Morse taper shank tang tip head,
Position in Fig. 1 is upper limit position when main shaft works normally, after pulling out knob 15 and driving shifting outside spacer pin 14, main shaft
System then surmounts upper limit position, make 73 lower end of three-level axis impact milling cutter shank and withdrawing, no longer need on the other hand take wedge iron on the other hand take
Traditional withdrawing method that head taps.
In the present embodiment, for the ease of the use of various specifications milling cutter, the increasing of 6 lower end diameter of collar bush can be straight greatly with adapted
Diameter bearing simultaneously makes to form " reinforced main shaft " in spindle taper hole retraction collar bush, and the screw hole of main shaft lower end four is to fasten milling cutter
Or random milling cutter shank attachment.
Referring to Fig. 3, spindle locking mechanism 16 is also set up in horizontal axis mechanism 8, spindle locking mechanism 16 includes being located at main shaft
Cover the latch segment 161, pushing ram 162 and principal shaft locking handle 163 of 6 left and right ends, one end of pushing ram 162 and latch segment 161
It is fixedly connected, the other end is fixedly connected with principal shaft locking handle 163, and the rotation of principal shaft locking handle 163 drives pushing ram 162 to revolve
Turn to drive 161 relative motion clamping spindle set of latch segment.Specifically, needing to lock main shaft system when making milling work or tuning up
System will not move axially, and need to only rotate principal shaft locking handle 163, and the rotation of pushing ram 162 drives 161 relative motion of latch segment, lock
Tight block embraces clamping spindle set immediately, and reversely pulling handle easily can separately lock and loosen axis system.
In the present embodiment, the equally distributed magnet steel 17 in four, 73 top of three-level axis, magnet steel 17 and 5 synchronous rotary of main shaft, and
Magnet steel magnetic signal reaches button control panel 12 through the detection of Hall element 18.Specifically, the round nut end on 73 top of three-level axis
Face is embedded with four small magnet steel 17, and magnetic signal is after the detection of Hall element 18 when rotating with main shaft 5, then electric component translates analysis into main shaft
Revolving speed is shown on button control panel 12, convenient for understanding and controlling the speed of mainshaft.
The above is only used to illustrate the technical scheme of the present invention and not to limit it, and those of ordinary skill in the art are to this hair
The other modifications or equivalent replacement that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention,
It is intended to be within the scope of the claims of the invention.
Claims (5)
1. one kind can essence control bore deep variable-frequency stepless speed-regulating cylinder vertical drill, including pedestal, the column with rack gear, variable-frequency motor,
Spindle box and PLC control system, the spindle box is interior to be arranged main shaft, and the outside of the main shaft is provided with the collar bush of rack gear,
It is characterized by: setting speed regulation gearshift, horizontal axis mechanism, feeding fine tuning gear and magnetic grid machine in the spindle box
Worktable lifting mechanism, the spindle box front setting button formula control panel, and and PLC is fixedly installed on the column in structure
Control system is electrically connected；
The speed regulation gearshift includes primary axis, second level axis, three-level axis, gear change hand lever, fork, duplicate gear one, the change
The output shaft of frequency motor is inserted into primary axis, is sequentially connected between the primary axis and second level axis by the way that gear is arranged,
Small one and large one two gears are set on the second level axis, suit setting duplicate gear one on the three-level axis, and duplicate gear one
Positional relationship between two gears on second level axis forms the position of upper, middle and lower three, that is, forms quick shelves, neutral gear
Shelves at a slow speed, fork is arranged on the gear change hand lever, and the gear change hand lever control fork moves up and down transposition, the fork drive
The duplicate gear one being set on three-level axis moves up and down, and the primary axis is fixedly connected with main shaft, the primary axis, second level
Speed regulation gearshift is formed by the different drive ratios between gear between axis, three-level axis；
The horizontal axis mechanism includes the trunnion axis engaged with collar bush upper rack, worm screw, worm gear, electromagnetic clutch, clockwork spring bullet
Spring, collector ring, hand feed handle, power feed button and the push rod in hand feed handle, the worm gear and electromagnetism
Clutch sleeve is mounted in the middle part of trunnion axis, and worm gear and worm screw engaged transmission, one end of the trunnion axis are set with clockwork spring,
The other end is set with collector ring, and the hand feed handle is located at one end of collector ring, and pulls hand feed handle and can pass through water
The horizontal movement of flat axis drives main shaft to move up and down, and the power feed button is located at hand feed handle top, and presses machine
After dynamic feeding button, push rod is contacted with collector ring, and connecting DC power supply is attracted electromagnetic clutch, reaches worm gear through feed change
The torque of worm gear pair rotates trunnion axis；
The feeding fine tuning gear includes level Four axis, Pyatyi axis, six grades of axis, duplicate gear two, triple gear, cam, thick stick
Bar, pulling block, handwheel and dial, the level Four axis are arranged a set of duplicate gear two, a set of three tooth are arranged on six grades of axis
Wheel, the Pyatyi axis are arranged transmission gear, and the level Four axis, Pyatyi axis are connected by meshing transmission between six grades of axis by each gear,
And by the position between transformation duplicate gear two and triple gear, six grades of amount of feeding and two neutral gears, the level Four axis are formed
It is connected by meshing transmission with three-level axis, the quantity of the lever is two, and each respectively corresponds the tooth of duplicate gear two and three
Wheel, and pulling block is arranged in one end of each lever, the other end is connect with the same cam activation, the pulling block and duplicate gear two
It is flexibly connected with triple gear, the cam is fixedly connected with the hand wheel, and the dial is located on handwheel；
The magnetic grid mechanism includes magnetic scale collet, reading head, nylon jacket, magnetic scale, upper limit switch, lower position switch and collision block,
Magnetic scale collet one end clamps magnetic scale, and the other end is sleeved on collar bush, makes magnetic scale and collar bush synchronizing moving, the magnetic
Ruler external activity is set with nylon jacket, reading head is arranged in the nylon jacket, the nylon is set on the inner wall of spindle box, institute
It states collision block and is located at magnetic scale top, the upper limit switch and lower position switch are located at the upper and lower ends of spindle box, and magnetic scale
It when up and down, can be in contact with upper limit switch and lower position switch, the upper limit switch and lower position switch are equal
It is electrically connected with PLC control system；
The worktable lifting mechanism include the lifting set being sleeved on column, workbench, lifting set lever, transmission gear,
Worm gear, transmission shaft, lifting motor, bevel gear, side tooth-like clutch, hand-operated lifting rocking handle and spring, the transmission gear and vertical
Rack gear on column is connected by meshing transmission, the worm gear and transmission gear engaged transmission, one end of the transmission shaft and worm gear
Be fixedly connected, wear side tooth-like clutch and hand-operated lifting rocking handle on the other end, the spring be located at side tooth-like clutch and manually
It goes up and down between rocking handle, bevel gear is set on the output shaft of the lifting motor, bevel gear, and two are also provided on the transmission shaft
Bevel gear intermeshing transmission connection.
2. one kind according to claim 1 smart can be controlled and bore deep variable-frequency stepless speed-regulating cylinder vertical drill, it is characterised in that: described
Primary axis lower end connects lubricating pump by setting gear drive.
3. one kind according to claim 1 smart can be controlled and bore deep variable-frequency stepless speed-regulating cylinder vertical drill, it is characterised in that: described
A through-hole is opened up on spindle box, and spacer pin is set in through-hole, and knob is arranged in the outer end of the spacer pin, and inner end is to three-level axis
It is limited, tip head is arranged in the lower end of the three-level axis, and the tip head can be in contact with the milling cutter shank in main shaft.
4. one kind according to claim 1 smart can be controlled and bore deep variable-frequency stepless speed-regulating cylinder vertical drill, it is characterised in that: described
Spindle locking mechanism is also set up in horizontal axis mechanism, the spindle locking mechanism includes the locking positioned at collar bush left and right ends
Block, pushing ram and principal shaft locking handle, one end of the pushing ram are fixedly connected with latch segment, the other end and principal shaft locking hand
Handle is fixedly connected, and the principal shaft locking handle rotation drives pushing ram rotation to drive latch segment relative motion clamping spindle set.
5. one kind according to claim 1 smart can be controlled and bore deep variable-frequency stepless speed-regulating cylinder vertical drill, it is characterised in that: described
The equally distributed magnet steel in four, three-level axis top, the magnet steel and main shaft synchronous rotary, and magnet steel magnetic signal is examined through Hall element
Survey reaches button control panel.
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| CN201811420705.3A CN109396478A (en) | 2018-11-27 | 2018-11-27 | A kind of smart can control bores deep variable-frequency stepless speed-regulating cylinder vertical drill |
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| CN201811420705.3A CN109396478A (en) | 2018-11-27 | 2018-11-27 | A kind of smart can control bores deep variable-frequency stepless speed-regulating cylinder vertical drill |
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| CN109940188A (en) * | 2019-04-09 | 2019-06-28 | 梁仓平 | A kind of high-precision borehole method of small drilling machine |
| CN110976957A (en) * | 2019-12-23 | 2020-04-10 | 朱德良 | Watchband drilling equipment for enclosing protection in hole |
| CN112797685A (en) * | 2021-02-03 | 2021-05-14 | 江苏新能动力科技股份有限公司 | Efficient ice making system |
| CN113721701A (en) * | 2021-09-01 | 2021-11-30 | 中国科学院长春光学精密机械与物理研究所 | Self-locking navigation inertial measurement unit transposition locking mechanism of electromagnetic braking cooperation mechanism |
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