A kind of automatic drilling tapping integrated machine
The present invention relates to automate the standby technical field of processing, specially a kind of automatic drilling tapping integrated machine.
With society and expanding economy, industry increasingly becomes economic pillar.In automation conveying equipment industry,
Roller is one of topmost parts.Roller is typically made up of cylinder, bearing (ball) cover and roll shaft, and the mounting means of roller is general
It is connected by screw bolts at the two ends of roll shaft, therefore needs the two ends of roll shaft in the process of roll shaft while drilling and attacking
Silk.At present, mainly still used for the drilling and tapping of machinery and manually workpiece is placed at workbench again with hand side
Formula is drilled and tapping, and when workpiece is placed, drilling and chasing bar increased staff and injured by a crashing object with the close contact of staff
Danger, and artificial hand working method not only increases labour intensity and has been greatly reduced operating efficiency.Application number
A kind of automatic drilling described in 201510923339.3 Chinese invention patent, threading apparatus, including：Frame；Located at described
In frame, one end is used to place the workpiece track of workpiece to be processed；In the frame, the workpiece track is arranged in successively
The drilling machine and tapping machine of the other end；By workpiece to be processed band to the station and by drilling-workpiece band taking to tapping station of drilling
Material device, the feeding device includes：Support, the lifting assembly on the support, taking on the lifting assembly
Material component, and holding down assembly of being compressed to workpiece to be processed；For driving the feeding device in the workpiece track
The drive device moved between the drilling station, tapping station；And control the feeding device, drive device, drilling machine
And between tapping machine co-ordination controller, its shortcoming is：First, it is not applied for the workpiece of various length；2nd, structure and
Control system is complicated, and workpiece positioning precision is poor, easy cumulative errors and cause error gradually to increase.
The content of the invention
It is an object of the invention to provide a kind of automatic drilling tapping integrated machine, drilling and tapping can be carried out to workpiece simultaneously,
Positioning precision is high.
Above-mentioned technical purpose of the invention technical scheme is that：A kind of automatic drilling tapping is integrally
Machine, including frame, the frame are provided with stationary work-table, movable table and drive device, and the stationary work-table is solid
In the frame, to be movably mounted in the frame, the drive device drives the movable table for Dingan County
The movable table along the machine frame movement, to adjust the spacing of the movable table and stationary work-table；It is right also to include
Title is arranged on two groups of borehole chasing bars on the stationary work-table and the movable table, is drilled described in one of which and attacked
Silk device is arranged on stationary work-table, and borehole chasing bar described in another group is arranged on movable table and with the activity
Workbench is together moved, and the borehole chasing bar is included along the brill being sequentially distributed perpendicular to the movable table moving direction
Holes mechanism and tapper mechanism, are provided with fixing device and circulation feeding device between borehole chasing bar described in two groups, described solid
Determine device workpiece to be fixed on into the drilling station corresponding with the borehole drill construction and corresponding with the tapper mechanism is attacked
Workpiece is transplanted on drilling station by silk station, the circulation feeding device, and will complete the workpiece of drilling from drilling station
It is transplanted on tapping station.
Preferably, the borehole drill construction and the tapper mechanism include tool rest for installing drill bit or screw tap and
Rotating shaft and the motor of the driving axis of rotation that the tool rest is together rotated, the axis of rotation is connected to described solid
Determine on workbench or the movable table, the tool rest is fixed in one end of the rotating shaft, the other end of the rotation passes through
Drive and transmission belt are connected with motor.
Preferably, be provided between the borehole drill construction and the tapper mechanism make the synchronization-moving link gear of tool rest,
The link gear includes fixed seat, the Mobile base being slidably connected in the fixed seat and connects the two neighboring movement
The linkage block of seat, the axis of rotation is connected on the Mobile base, and the Mobile base is connected with translation mechanism, the translation machine
The structure promotion linkage block makes the Mobile base be moved along shaft axis direction with tool rest.
Preferably, the borehole chasing bar also includes centre bore organisation of working and chamfer mechanism, the centre bore adds
Work mechanism, the borehole drill construction, the tapper mechanism and the chamfer mechanism are equally spacedly successively set on institute along feed direction
State on stationary work-table and the movable table, the circulation feeding device is successively by workpiece from center hole processor structure pair
The centre bore processing stations answered be transplanted on drilling station, be sent to from drillman's displacement tapping station, from tapping station to fall
The corresponding chamfering station of angle mechanism.
Preferably, the circulation feeding device quantity is two groups, one of which is arranged on the stationary work-table, another
Group is arranged on the movable table and is together moved with the movable table, and circulation feeding device described in two groups is synchronous
Transfer workpiece.Ensure that the turn hole center line at the two ends of axle overlaps, improve turn hole precision.
Preferably, the circulation feeding device includes mounting bracket, crane, pan carriage, lifting assembly and translation component,
The mounting bracket is fixedly mounted on the stationary work-table or the movable table, and the crane is slidably connected at described
On mounting bracket, the lifting assembly is arranged on the mounting bracket and promotes the crane to move up and down, and the pan carriage is slided
Dynamic to be connected on the crane, the translation component is arranged between the crane and the pan carriage and drives described flat
Move frame movement, the moving direction of the moving direction of the pan carriage perpendicular to movable table.In charging, pan carriage is by jacking
One station of translation after backward, translation is resetted before then declining backward,
Preferably, the pan carriage is provided with the draw-in groove for making workpiece be erected in the pan carriage, the draw-in groove is equidistant point
In the pan carriage, the spacing between the two neighboring draw-in groove is equal to the spacing between two neighboring station to cloth.
Preferably, the both sides of the draw-in groove are provided with the hypotenuse for making workpiece be easy to roll into draw-in groove.
Preferably, the front end of the pan carriage is provided with the top in front of first draw-in groove, the upper end of the top
It is pyramidal structure, the diameter of the center of the top to first horizontal range of the hypotenuse of draw-in groove less than or equal to workpiece.
Preferably, the fixing device includes upper fixture block, lower fixture block and clamping cylinder, the upper fixture block and the lower folder
In being distributed up and down, the lower fixture block is fixed on the stationary work-table or on the movable table block, and the upper fixture block connects
It is connected on the gas bar of the clamping cylinder and being promoted by the clamping cylinder makes the upper fixture block be clamped jointly with the lower fixture block
The clamping face of workpiece, the upper fixture block and the lower fixture block is provided with clamping slot, and the clamping slot is equidistantly distributed, the folder
The spacing of tight groove is identical with the spacing of the draw-in groove.
Beneficial effects of the present invention：The present invention integrates drill centers, drilling, tapping, chamfering, it is possible to which two ends are simultaneously
Synchronous processing, high degree of automation is simple to operate, greatlys save human resources, and production efficiency is greatly improved, using many
Cylinder realizes circulation reciprocating type automatic feed, makes charging safe and reliable, workpiece accurate positioning, it is to avoid the accumulation of step-by-step movement charging is missed
Differ from and cause workpiece to position and forbidden.
Brief description of the drawings
Fig. 1 is the front view of the embodiment of the present invention 1；
Fig. 2 is the side view of the embodiment of the present invention 1；
Fig. 3 is distribution map of the borehole chasing bar on movable table in the embodiment of the present invention 1；
Fig. 4 is the structural representation of circulation feeding device in the embodiment of the present invention 1；
Fig. 5 is the structural representation of pan carriage in the embodiment of the present invention 1；
Fig. 6 is distribution map of the translation limited block on translating rails in the embodiment of the present invention 2；
In figure：1- frames, 2- drive devices, 21- motors, 22- drive lead screws, 3- stationary work-tables, 4- movable tables, 5- is bored
Hole chasing bar, 51- centre bore organisation of workings, 511- motors, 512- fixed seats, 513- Mobile bases, 514- rotating shafts, 515-
Tool rest, 516- linkage blocks, 517- translation mechanisms, 52- borehole drill constructions, 53- tapper mechanisms, 54- chamfer mechanisms, 6- fixing devices,
61- clamping cylinders, 62- upper fixture blocks, 63- lower fixture blocks, 7- circulation feeding devices, 71- mounting brackets, 72- cranes, 73- pan carriages,
731- draw-in grooves, 732- hypotenuses, 733- tops, 74- lifting assemblies, 741- connection ends, 75- translation components, 76- riser guides,
77- lifting sliders, 78- translating rails, 781- fixes limited block, 782- mobile limited blocks, 79- translator sliders.
Specific examples below is only explanation of the invention, and it is not limitation of the present invention, art technology
Personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but as long as
All protected by Patent Law in scope of the presently claimed invention.
Embodiment：As shown in Figures 1 to 5, a kind of automatic drilling tapping integrated machine, including frame 1, sets in the frame 1
There are stationary work-table 3, movable table 4 and drive device 2, the stationary work-table 3 is to be fixedly mounted in the frame 1,
To be movably mounted in the frame 1, the drive device 2 drives the edge of the movable table 4 to the movable table 4
The frame 1 is moved, to adjust the spacing of the movable table 4 and stationary work-table 3.Drive device 2 includes the He of motor 21
Drive lead screw 22, drive lead screw 22 is rotatably arranged in frame, and its axis direction is identical with the moving direction of movable table 4.
The lower section of movable table 4 is connected with drive block, and drive block is connected with drive lead screw 22, when drive lead screw 22 is rotated,
Drive block drives movable table 4 together to be moved along the axis direction of drive lead screw 22.
As shown in figures 1 and 3, it is respectively provided with one group of drilling and tapping on the stationary work-table 3 and the movable table 4
Device 5, two groups of borehole chasing bars 5 can carry out drilling and tapping simultaneously to be symmetrical arranged to the two ends of axle.Described in one of which
Borehole chasing bar 5 is arranged on stationary work-table 3, and borehole chasing bar 5 described in another group is arranged on movable table 4 simultaneously
Together moved with the movable table 4.The borehole chasing bar 5 includes centre bore organisation of working 51, borehole drill construction 52, attacks
Silk mechanism 53 and chamfer mechanism 54, the centre bore organisation of working 51, the borehole drill construction 52, the tapper mechanism 53 and described
Chamfer mechanism 54 is equally spacedly successively set on the stationary work-table 3 and the movable table 4 along feed direction, wherein
Feed direction perpendicular to movable table 4 moving direction, i.e., described centre bore organisation of working 51, the borehole drill construction 52, institute
Tapper mechanism 53 and the chamfer mechanism 54 is stated to be distributed along the moving direction perpendicular to movable table 4.
As shown in figure 3, the centre bore organisation of working 51, the borehole drill construction 52, the tapper mechanism 53 and it is described fall
Rotating shaft 514 and drive what the rotating shaft 514 was rotated that angle mechanism 54 together rotates including tool rest 515 and the tool rest 515
Motor 511.Center aperture knife tool is installed on the tool rest 515 of centre bore organisation of working 51, positioned at the drilling
Drill bit is installed on the tool rest 515 of mechanism 52, screw tap is installed on the tool rest 515 of the tapper mechanism 53, positioned at described
Chamfering tool is installed on the tool rest 515 of chamfer mechanism 54.The rotating shaft 514 is rotatably connected on the stationary work-table 3 and institute
State on movable table 4, the tool rest 515 is fixed in one end of the rotating shaft 514, the other end of the rotation passes through drive
It is connected with motor 511 with transmission belt, motor 511 is arranged on stationary work-table 3 or the active operation by support
On platform 4.Being provided between the borehole drill construction and the tapper mechanism makes the synchronization-moving link gear of tool rest 515, the linkage
Mechanism includes fixed seat 512, the Mobile base 513 being slidably connected in the fixed seat 512 and connects the two neighboring shifting
The linkage block 516 of dynamic seat 513, the rotating shaft 514 is rotatably connected on the Mobile base 513, and the Mobile base 513 is connected with flat
Telephone-moving structure 517, the translation mechanism 517 promotes the linkage block 516 to make the Mobile base 513 and tool rest 515 along the axle of rotating shaft 514
Line direction is moved, and translation mechanism 517 can be hydraulic cylinder for cylinder.Centre bore organisation of working 51 and chamfer mechanism 54 are individually
Drive, be also provided with fixed seat 512 and Mobile base 513, Mobile base 513 promotes it to move by single cylinder.The tapping machine
In tapping process and return trip, the rotation direction of screw tap is conversely, make screw tap smoothly depart from from screwed hole for structure 53.
As shown in Figure 1, Figure 2 and Figure 3, fixing device 6 and circulation material conveying are provided between borehole chasing bar 5 described in two groups
Workpiece is fixed on centre bore processing stations corresponding with centre bore organisation of working 51 and institute by device 7, the fixing device 6
State the corresponding drilling station tapping station corresponding with the tapper mechanism 53 of borehole drill construction 52 and with chamfer mechanism 54 pairs
The chamfering station answered, the circulation feeding device 7 is successively by workpiece from center hole machined station to drilling station, from brill
Hole station is to tapping station, from tapping station to chamfering station.
As shown in Figure 1, Figure 2 and Figure 4, the quantity of the circulation feeding device 7 is two groups, and one of which is arranged on the fixation
Workbench 3, another group is arranged on the movable table 4 and is together moved with the movable table 4, is circulated described in two groups
Feed device 7 is synchronous transfer workpiece.The circulation feeding device 7 includes mounting bracket 71, crane 72, pan carriage 73, lifting
Component 74 and lifting assembly 75, the mounting bracket 71 are fixedly mounted on the stationary work-table 3 or the movable table 4,
The crane 72 is slidably connected on the mounting bracket 71, and the lifting assembly 74 is arranged on the mounting bracket 71 and promotes
The crane 72 is moved up and down, and the pan carriage 73 is slidably connected on the crane 72, and the lifting assembly 75 is installed
Between the crane 72 and the pan carriage 73 and the pan carriage 73 is driven to move, the moving direction of the pan carriage 73
Perpendicular to the moving direction of movable table 4.The upper surface of the crane 72 is provided with horizontally disposed translating rails 78, described
The lower section of pan carriage 73 is provided with translator slider 79, and the translator slider 79 is slidably connected on the translating rails 78.It is described flat
Shifting component 75 be double end cylinder, including guide rod and along the guide rod move cylinder body, the two ends of the guide rod are fixed in the liter
On drop frame 72, the cylinder body is fixed in the pan carriage 73.Mounting bracket 71 is provided with the riser guide 76 being vertically arranged, described
Crane 72 is provided with lifting slider 77, and the lifting slider 77 is slidably connected on the riser guide 76, and the liter is come down to a lower group
Part 74 is cylinder, and cylinder is symmetrically disposed on crane 72 for before and after.The gas boom end of the lifting assembly 74 is provided with connection
Termination 741, the connection end 741 is hinged on the crane 72.
As shown in Figure 4 and Figure 5, the pan carriage 73 is provided with the draw-in groove 731 for making workpiece be erected in the pan carriage 73, institute
It is equidistantly distributed in the pan carriage 73 to state draw-in groove 731, and spacing between the two neighboring draw-in groove 731 is equal to adjacent two
Spacing between individual station.The both sides of the draw-in groove 731 are provided with the hypotenuse 732 for making workpiece be easy to roll into draw-in groove 731.It is described flat
The front end for moving frame 73 is provided with positioned at first top 733 in the front of draw-in groove 731, and the upper end of the top 733 is pyramidal structure, institute
State diameter of the center of top 733 to first horizontal range of the hypotenuse of draw-in groove 731 732 less than or equal to workpiece.
As depicted in figs. 1 and 2, the fixing device 6 include upper fixture block 62, lower fixture block 63 and clamping cylinder 61, it is described on
, in being distributed up and down, the lower fixture block 63 is fixed on the stationary work-table 3 or the activity for fixture block 62 and the lower fixture block 63
On workbench 4, the upper fixture block 62 is connected on the gas bar of the clamping cylinder 61 and is promoted by the clamping cylinder 61 makes institute
State upper fixture block 62 and the lower fixture block 63 and clamp workpiece jointly, the clamping face of the upper fixture block 62 and the lower fixture block 63 is provided with
Clamping slot, the clamping slot is equidistantly distributed, and the spacing of the clamping slot is identical with the spacing of the draw-in groove 731.
Workflow of the invention is as follows：1st, movable table 4 is moved to setting position in the driving of drive device 2,
It is set to keep certain spacing with stationary work-table 3；
2nd, circulation feeding device 7 runs, by the jacking of pan carriage 73 to up to, now come directly towards 733 by the steel jack-up in hopper,
Roll into first draw-in groove 731；
3rd, pan carriage 73 is translated, and the steel in first draw-in groove 731 are transplanted on into centre bore processing stations；
4th, pan carriage 73 drops to lowest order, and now steel fall the clamping slot of the lower fixture block 63 in front of centre bore processing stations
It is interior；
5th, fixing device 6 is run, and upper fixture block 62 and lower fixture block 63 clamp steel jointly；
6th, borehole chasing bar 5 runs, drill centers, and drilling finishes rear borehole chasing bar 5 and resets；
7th, the operation of fixing device 6 separates upper fixture block 62 and lower fixture block 63；
8th, repeat step 2, now, new steel enter first draw-in groove 731 of pan carriage 73, and are located at centre bore processing stations
Completion drill centers steel set up to pan carriage 73 second draw-in groove 731；
9th, repeat step 3-8, now, the steel in first draw-in groove 731 are transplanted on centre bore processing stations, second draw-in groove
Steel in 731 are transplanted on drilling station, respectively drill centers and drilling.In the work of repeat step 2-8, automatic drilling is attacked
Silk all-in-one completes the operation of continuous feed, drill centers, drilling, tapping and chamfering.
Prior art uses continous way feeding, and positioning can all produce error every time, and during friction feeding, error is gradually
Accumulation, until last workpiece cannot be introduced into corresponding station, and existing positioning method typically uses sensing device, alignment system
Complexity, is easily interfered, and there is certain position error, and position error easily builds up increase.Followed due to of the invention
Ring feed device, the circulation type progressive feeding resetted using the translation-- translation-that resets, is answered after one station of translation every time
Position, eliminating translation every time makes the position error of workpiece, translation every time is ensured that workpiece is accurately positioned corresponding station, and
And positioning, even if certain corresponding distance is capable of achieving positioning to cylinder every time, is disappeared after the reset using fixed mechanical positioning
The error produced during except previous positioning, therefore positioning precision is high.
Embodiment 2：As shown in fig. 6, difference from Example 1 is, translating rails 78 are provided with translation limited block, institute
State translation limited block be located at translator slider 79 both sides, translator slider 79 two translate limited blocks in displacements be equal to from
One station is to the distance of next station, and translation limited block includes fixed limited block 781 and mobile limited block 782, fixed to limit
Position block 781 is fixedly mounted on translating rails 78, and mobile limited block 782 is movably mounted on translating rails 78, and is passed through
Be fixed on mobile limited block 782 on translating rails 78 by keeper, spacing to adjust fixed limited block 781 and activity as needed
The distance of block 782.Range sensor is set between fixed limited block 781 and mobile limited block 782, once in the course of the work away from
Alarm is sent by change.
Embodiment 3：Part unlike the embodiments above is to be additionally provided with movable table 4 and stationary work-table 3 spacing
Device, the stopping means ensures that the translation distance during anterior-posterior translation of pan carriage 73 keeps constant.The stopping means bag
Front limit bar on mounting bracket 71, rear gag lever post, upper inductor and lower inductor are included, front limit bar is located at pan carriage 73
Original position, i.e., pan carriage 73 is in lowest order and the position of most anteposition；Gag lever post is located at pan carriage 73 from original position afterwards
It is moved rearwards by when rising to highest order at a position for station, front limit bar and rear gag lever post are singly connected with limit before driving
Position bar and rear gag lever post movement limiting cylinder, upper inductor be located at pan carriage 73 from original position rise to highest order when position
Put, lower inductor be located at pan carriage 73 from highest order move to lowest order when position, limiting cylinder, upper inductor and lower sensing
Device is connected with controller.When pan carriage 73 rises to highest order from original position, after upper inductor is sensed, by controller
Control be connected to rear gag lever post limiting cylinder operation, stretch out rear gag lever post, carried out when pan carriage 73 is translated backward it is spacing,
Pan carriage 73 is set to translate a distance for station exactly；Highest order after pan carriage 73 is from translation backward is moved to vertical direction
When moving lowest order, after upper inductor is sensed, the limiting cylinder for being connected to money gag lever post is controlled to run by controller, flat
Moving frame 73 carries out when translate forward spacing, pan carriage 73 is translated a distance for station, completion parking position accuracy exactly.