CN110095039A - A kind of blind hole detection device - Google Patents
A kind of blind hole detection device Download PDFInfo
- Publication number
- CN110095039A CN110095039A CN201910456027.4A CN201910456027A CN110095039A CN 110095039 A CN110095039 A CN 110095039A CN 201910456027 A CN201910456027 A CN 201910456027A CN 110095039 A CN110095039 A CN 110095039A
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- China
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- contactor
- translation
- drilling rod
- drill
- mounting rack
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/16—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
- H02P25/18—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring with arrangements for switching the windings, e.g. with mechanical switches or relays
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Earth Drilling (AREA)
Abstract
A kind of blind hole detection device belongs to drilling detection device technical field.It is characterized by comprising elevating mechanisms, mounting rack (8), rotating mechanism and fixture (3), mounting rack (8) is provided with multiple around elevating mechanism, fixture (3) is arranged in the downside of mounting rack (8), fixture (3) revolve around it mechanism be provided with it is multiple, multiple drilling rods are provided on each mounting rack (8), drilling rod is connected with the translation mechanism for driving its translation, a power device is provided on each mounting rack (8), power device is connected with multiple drilling rods simultaneously and multiple drilling rods is driven to rotate, the lower end of each drilling rod passes through feed mechanism and is equipped with drill bit, buffer spring is provided between drilling rod and corresponding drill bit.This blind hole detection device can guarantee that the relative position of workpiece is accurate to the detection of the through-hole on workpiece, and buffer gear is able to carry out buffering, and avoiding drill bit from contacting with blind via bottom causes blind hole depth excessive, avoid damaging workpiece when detection.
Description
Technical field
A kind of blind hole detection device belongs to drilling detection device technical field.
Background technique
Drilling belongs to a kind of mode to work pieces process, with assembly works such as the connection, the guiding that facilitate workpiece, for convenience
The installation of workpiece, it is sometimes desirable to bore multiple holes on an object, due to needing to meet assembly relation, this requires each holes
Relative position is accurate, to avoid generating rigging error, causes workpiece to be difficult to assemble, but does not use specially in existing equipment
In the equipment detected to the hole on workpiece, lead to not the machining accuracy for guaranteeing workpiece, further results in equipment assembly and miss
Poor big, assembly efficiency is low.
Summary of the invention
The technical problem to be solved by the present invention is overcoming the deficiencies of the prior art and provide a kind of phase for being able to detect drilling
The through-hole detection device for position, guaranteeing the machining accuracy of workpiece, and then equipment being facilitated to assemble.
The technical solution adopted by the present invention to solve the technical problems is: the blind hole detection device, it is characterised in that: including
Elevating mechanism, mounting rack, rotating mechanism and fixture, mounting rack around elevating mechanism be provided with it is multiple, fixture setting is installing
The downside of frame, fixture revolve around it mechanism and are provided with multiple, multiple drilling rods are provided on each mounting rack, drilling rod is connected with band
The translation mechanism for moving its translation, is provided with a power device on each mounting rack, power device simultaneously with multiple drilling rod phases
Connect and multiple drilling rods is driven to rotate, the lower end of each drilling rod passes through feed mechanism and is equipped with drill bit, drilling rod and corresponding drill bit
Between be provided with buffer spring.
Preferably, each drilling rod passes through the splined shaft being meshed and spline housing connecting power device, splined shaft
It is connected by Hooks coupling universal coupling with power device, spline housing is connected by Hooks coupling universal coupling with corresponding drilling rod, splined shaft and flower
Key set is slidably connected.
Preferably, the drilling rod includes drill pipe body and drill rod sleeve, and drill rod sleeve is protruded into the upper end sliding of drill pipe body
Interior and rotate synchronously with drill rod sleeve, power device is connected with drill rod sleeve and drill rod sleeve driven to rotate, and drill bit passes through drill jig installation
In drill pipe body, feed mechanism is provided between drill rod sleeve and drill pipe body.
Preferably, the feed mechanism includes that feeding motor and screw rod, screw rod are rotatably installed in drill rod sleeve, drilling rod
Body top is coaxially arranged with threaded hole, and the lower end of screw rod is protruded into threaded hole and is threadedly coupled with drill pipe body, feeds motor
Output shaft be connected with screw rod and drive its rotation.
Preferably, the feed mechanism connects alternating current by main circuit, and feed mechanism is also connected with control circuit.
Preferably, the main circuit include firewire L1 ~ L3, circuit breaker Q F, contactor KM1 ~ KM2, electrothermal relay FR1 with
And one end and the contactor of the normally opened contact KM1-1 of contactor KM1 is connected after motor M, firewire L1 ~ L3 series trip device QF simultaneously
One end of the normally opened contact KM2-1 of KM2, the normally opened touching of the other end and contactor KM2 of the normally opened contact KM1-1 of contactor KM1
The other end of point KM2-1 connects one end of electrothermal relay FR1 simultaneously, and the other end of electrothermal relay FR1 connects motor M, works as contact
The steering of motor M is opposite when the normally opened contact KM2-1 of the normally opened contact KM1-1 and contactor KM2 of device KM1 are respectively closed.
Preferably, control circuit include firewire L1, zero curve N, electrothermal relay FR2, switch S1, indicator light H, contactor KM1 ~
KM3, time relay KT1 ~ KT2, travel switch SQ1 and pressure switch SP, one end of firewire L1 connection electrothermal relay FR2,
The other end of electrothermal relay FR2 simultaneously one end of connection switch S1, coil one end of time relay KT2, contactor KM1 line
One end of one end and the coil of contactor KM2 is enclosed, the other end of the coil of contactor KM2 is sequentially connected in series the normally closed of contactor KM1
It is connected after the normally opened contact KT2-1 of contact KM1-2 and time relay KT2 with zero curve N, the other end of the coil of contactor KM1
It is connected after being sequentially connected in series the normally opened contact KT1-1 of the normally-closed contact KM2-2 and time relay KT1 of contactor KM2 with zero curve N,
It is connected after the normally opened contact KM3-2 of the other end series contactor KM3 of the coil of time relay KT2 with zero curve N, switch S1's
The other end connects coil one end of one end of indicator light H, one end of the coil of contactor KM3 and time relay KT1 simultaneously, refers to
Show that the other end of lamp H is connected with zero curve N, the normally-closed contact KM3- of the coil other end series contactor KM3 of time relay KT1
Be connected after 1 with zero curve N, the other end of the coil of contactor KM3 connect simultaneously pressure switch SP one end and contactor KM3 it is normal
One end of contact KM3-3 is opened, the other end of pressure switch SP is connected with zero curve N, and the normally opened contact KM3-3's of contactor KM3 is another
It is connected after the normally-closed contact SQ1-1 of one end series connection travel switch SQ1 with zero curve N, the time relay KT1 and KT2 are that delay is closed
Mold close time relay.
Preferably, the drilling rod is slidably mounted on mounting rack by translating set, and drilling rod and translation set rotation connection are put down
It moves set and is connected with the translation mechanism for driving its movement, guide rod is provided on mounting rack, translation set is slidably connected with guide rod.
Preferably, the drilling rod is slidably connected with translation set, and buffer spring setting is between drilling rod and translation set.
Preferably, the translation mechanism includes translation motor and synchronous belt, and translation motor is connected with synchronous belt and band
Dynamic synchronous belt rotation, translation set are connected with synchronous belt and with synchronous belt synchronizing movings, and translation motor is servo motor.
Compared with prior art, the present invention has the beneficial effects that
1, the elevating mechanism of this blind hole detection device drives mounting rack lifting, thus adjust drilling rod and workpiece to be detected away from
From feed mechanism is able to drive corresponding drill bit feeding and guarantees the opposite of workpiece to complete the detection to the through-hole on workpiece
Position is accurate, and buffer gear is able to carry out buffering, and avoiding drill bit from contacting with blind via bottom causes blind hole depth excessive, avoids detecting
When workpiece is damaged, mounting rack be provided with fixture it is multiple, so as to simultaneously multiple workpiece are detected, detect
It is high-efficient.
2, drilling rod is connected by splined shaft with spline housing with power device, in the position translation of drilling rod, can be adjusted in real time
The length of telescopic shaft and the angle of telescopic shaft and power device are saved, avoids counteracting translational adjustment.
3, the upper end of drill pipe body is slidably arranged in drill rod sleeve, facilitates the feeding of drill pipe body.
4, feeding motor drives drill pipe body lifting by screw rod, and drill pipe body boundary is accurate, and easy to control.
5, the positive and negative rotation of motor M is realized by contactor, and then is realized the feeding of drill bit and exited, it is easy to control.
6, detection is realized by pressure switch SP, when the pressure of pressure switch SP is less than designated value, motor M has been rotated forward
At the feeding of drill bit, when the pressure of pressure switch SP is greater than designated value, exiting for drill bit, time relay are realized in motor M reversion
Device can eliminate influence of the drilling rod inertia to equipment, improve the service life of equipment.
7, translation mechanism drives corresponding drilling rod translation, the position of drilling rod can either be adjusted according to the difference of workpiece, again
Long hole can be detected, guide rod can guarantee translation set rectilinear translation, and then ensure that on workpiece to translation set guiding
Through-hole detection it is more accurate.
8, buffer spring can play buffer function, after drill bit and blind via bottom contact, avoid drill bit continue to deepen it is blind
The depth in hole, and then avoid damaging workpiece.
9, translation motor drives translation set translation by synchronous belt, guarantees high transmission accuracy, convenient accurate control translation set
Position, translation motor is servo motor, can realize when power is off self-locking, guarantees that translation set position determines, and then ensure that
Detection is accurate.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of blind hole detection device.
Fig. 2 is the stereoscopic schematic diagram of testing agency.
Fig. 3 is the partial enlarged view in Fig. 2 at A.
Fig. 4 is the schematic front view of testing agency.
Fig. 5 is the main view schematic cross-sectional view of dynamic drilling rod.
Fig. 6 is the circuit diagram for feeding the main circuit of motor.
Fig. 7 is the circuit diagram for feeding the control circuit of motor.
Fig. 8 is the stereoscopic schematic diagram of fixture.
In figure: 1, pedestal 2, swivel mount 3, fixture 4, testing agency 5, crane 6, column 7, hydraulic cylinder 8, peace
It shelves 9, guide rod 10, mounting rod 11, translation set 12, dynamic drilling rod 13, input shaft 14, determine drilling rod 15, input gear
16, transition gear axle 17, transition gear 18, detection gear 19, splined shaft 20, spline housing 21, Hooks coupling universal coupling 22, defeated
Shaft 23, output gear shaft 24, output gear 25, connector 26, drill rod sleeve 27, drill pipe body 2701, threaded hole
28, motor 29, screw rod 30, the second swing arm motor 31, third swing arm motor 32, clamping fixture seat 33, turntable 3301, pendulum are fed
Arm slot 34, the first swing arm 35, the second swing arm 36, third swing arm 37, vice.
Specific embodiment
Fig. 1 ~ 8 are highly preferred embodiment of the present invention, and 1 ~ 8 the present invention will be further described with reference to the accompanying drawing.
A kind of blind hole detection device, including elevating mechanism, mounting rack 8, rotating mechanism and fixture 3, mounting rack 8 is around liter
Descending mechanism is provided with multiple, and the downside of mounting rack 8 is arranged in fixture 3, and fixture 3 revolves around it mechanism and is provided with multiple, Mei Gean
It shelves and is provided with multiple drilling rods on 8, drilling rod is connected with the translation mechanism for driving its translation, is provided on each mounting rack 8
One power device, power device are connected with multiple drilling rods simultaneously and multiple drilling rods are driven to rotate, and the lower end of each drilling rod is logical
It crosses feed mechanism and drill bit is installed, be provided with buffer spring between drilling rod and corresponding drill bit.The lifting of this blind hole detection device
Mechanism drives mounting rack 8 to go up and down, to adjust drilling rod at a distance from workpiece to be detected, feed mechanism is able to drive corresponding brill
Head feeding guarantees that the relative position of workpiece is accurate, buffer gear is able to carry out slow to complete the detection to the through-hole on workpiece
Punching, avoiding drill bit from contact with blind via bottom causes blind hole depth excessive, avoid detect when workpiece is damaged, mounting rack 8 and
Fixture is provided with multiple, and so as to detect simultaneously to multiple workpiece, detection efficiency is high.
The present invention will be further described combined with specific embodiments below, however persons familiar with the art it is to be appreciated that
Here in connection with the detailed description that attached drawing provides be in order to preferably explain, structure of the invention necessarily have exceeded it is limited these
Embodiment, and for some equivalents or common approach, it is no longer described in detail herein, but still fall within the guarantor of the application
Protect range.
Specific: rotating mechanism is mounted on pedestal 1 as shown in Figure 1:, and pedestal 1 is horizontally disposed disk, multiple fixtures
3 revolve around it inter-agency away from part, and are encircled into the annular being coaxially disposed with pedestal 1, the upper of pedestal 1 is arranged in elevating mechanism
Side, and the lower end of elevating mechanism is mounted on pedestal 1, mounting rack 8 be arranged at intervals with around elevating mechanism it is multiple, in the present embodiment
In, there are four the settings of mounting rack 8.
Rotating mechanism includes swivel mount 2 and rotating electric machine, and swivel mount 2 is horizontally disposed annular, and swivel mount 2 is coaxially set
It sets in the upside of pedestal 1, and swivel mount 2 and pedestal 1 are rotatablely connected, the output shaft of rotating electric machine is connected and drives with swivel mount 2
Swivel mount 2 rotates, and rotating electric machine is servo motor, can either realize the fine rotational of swivel mount 2, and servo motor can also be certainly
Lock, avoids swivel mount 2 from being freely rotated and impacts to the precision of detection.Preferably, lathe can also be arranged in the upside of swivel mount 2
Locator, so as to guarantee mounting rack 8 with corresponding workpiece to be detected to just.
The upside of pedestal 1 is provided with vertical column 6, and column 6 and pedestal 1 are coaxially disposed, and the lower end of column 6 passes through rotation
It is fixedly connected after frame 2 with pedestal 1, elevating mechanism is mounted on column 6.
Elevating mechanism includes crane 5 and hydraulic cylinder 7, and crane 5 is slidably mounted on column 6, and hydraulic cylinder 7 has symmetrically
It is arranged in two of 6 two sides of column, hydraulic cylinder 7 is mounted on the upper end of column 6, and the piston rod of hydraulic cylinder 7 is vertically arranged downward,
The piston rod of two hydraulic cylinders 7 is connected with the crane of respective side 5 respectively, and crane 5 is driven to go up and down.Multiple 8 rings of mounting rack
It is arranged around crane 5, mounting rack 8 is fixedly connected with crane 5 and with 5 synchronization lifting of crane.
As shown in Fig. 2 ~ 4: input shaft 13, output shaft 22 and power device are additionally provided on mounting rack 8, in the present embodiment
In, power device is rotary electric machine, and drilling rod includes dynamic drilling rod 12 and determines drilling rod 14, and input shaft 13 and output shaft 22 are symmetrical arranged and determine
The two sides of drilling rod 14, input shaft 13 and output shaft 22 are vertically arranged, and it is also vertically arranged to determine drilling rod 14, move drilling rod 12 around defeated
Uniformly at intervals, it is also vertically arranged to move drilling rod 12 for shaft 22, in the present embodiment, determine drilling rod 14 have and only one, dynamic drilling rod 12
Around there are three the settings of output shaft 22, testing agency 4 is formed.The output shaft of rotary electric machine is connected with input shaft 13 and drives input
Axis 13 rotates synchronously, and the input gear 15 rotated synchronously with it is equipped on input shaft 13, the upside for determining drilling rod 14 is co-axially mounted
Have a transition gear axle 16, transition gear axle 16 with to determine drilling rod 14 coaxially connected and keep rotating synchronously, the wheel of transition gear axle 16
Tooth is meshed with input gear 15, and the transition gear 17 rotated synchronously with it, output are also coaxially installed in transition gear axle 16
The upper end of axis 22 is coaxially installed with output gear shaft 23, and output gear shaft 23 is connected with output shaft 22 and keeps rotating synchronously, defeated
The gear teeth of gear shaft 23 are meshed with transition gear 17 out, and the output rotated synchronously with it is coaxially installed on output gear shaft 23
Gear 24, it is each to move the detection gear 18 for being coaxially installed on drilling rod 12 and it being driven to rotate synchronously, multiple 18 rings of detection gear
It is arranged around output gear 24 and is meshed with output gear 24, to realizes the rotation for determining drilling rod 14 and dynamic drilling rod 12.
Connector 25 is installed on mounting rack 8, the lower end of input shaft 13 and output shaft 22 is rotatablely connected with connector 25,
The lower rotational for determining drilling rod 14 is mounted on connector 25.
Each detection gear 18 is installed on vertically arranged detection gear shaft, the corresponding dynamic brill of each detection gear shaft
Be provided with telescopic shaft between bar 12, telescopic shaft includes the splined shaft 19 and spline housing 20 being meshed, splined shaft 19 with it is corresponding
Spline housing 20 is slidably connected and keeps rotating synchronously, and splined shaft 19 passes through Hooks coupling universal coupling 21 and corresponding detection gear shaft phase
Even, spline housing 20 is connected by Hooks coupling universal coupling 21 with corresponding dynamic drilling rod 12.By the setting of Hooks coupling universal coupling 21, eliminate
Rigging error facilitates the installation of dynamic drilling rod 12.Telescopic shaft moves closer to detection gear shaft from the bottom to top and is obliquely installed, and flexible
Axis upper end is connected with detection gear shaft, and lower end is connected with corresponding dynamic drilling rod 12.Spline housing 20 can also pass through Hooks coupling universal coupling
21 are connected with corresponding translation set 11.
Each dynamic drilling rod 12 is rotatably installed on translation set 11, and vertical drilling rod hole is arranged in the middle part of translation set 11, is put down
It moves set 11 to be set in outside drilling rod by drilling rod hole and be rotatablely connected with drilling rod, horizontally disposed mounting rod is installed on mounting rack 8
10 and guide rod 9, mounting rod 10 and guide rod 9 are corresponded with translation set 11, and translation set 11 is arranged in corresponding mounting rod
It between 10 and guide rod 9, and translates set 11 and is slidably connected with mounting rod 10 and guide rod 9, to be led to translation set 11
To.
Translation mechanism is corresponded with translation set 11, and translation mechanism is connected with corresponding translation set 11 and drives its translation,
Translation mechanism includes translation motor and synchronous belt, is rotatably equipped with synchronous belt on the mounting rack 8 at each 10 both ends of mounting rod
Wheel, translation motor are connected with any one synchronous pulley and drive its synchronous rotation, the both ends of synchronous belt respectively with respective side
Synchronous pulley is meshed, and translation set 11 is meshed with corresponding synchronous belt and with synchronous belt synchronizing moving, to realize translation
Cover the accurate adjusting of 11 positions.Translation motor is servo motor, can lock after adjustment to translation set 11, guarantee detection
Accurately.
As shown in Figure 5: it is identical with the structure of dynamic drilling rod 12 to determine drilling rod 14, includes drill pipe body 27 and drill rod sleeve 26, bores
Rod set 26 is the cylinder of upper end closed, and the upper end sliding of drill pipe body 27 is protruded into drill rod sleeve 26 and coaxially set with drill rod sleeve 26
It sets, the outer wall of drill pipe body 27 is provided with external splines, and the inner wall of drill rod sleeve 26 is provided with the interior flower being meshed with drill pipe body 27
Key, to realize drill pipe body 27 and the holding synchronous rotation of drill rod sleeve 26.The lower end of drill pipe body 27 is equipped with drill jig, from
And it is used to clamp drill bit.
Feed mechanism is arranged in drill rod sleeve 26, and feed mechanism includes feeding motor 28 and screw rod 29, and screw rod 29 is coaxial
It is arranged in drill rod sleeve 26, and screw rod 29 is rotatablely connected by bearing and drill rod sleeve 26, the top coaxial arrangement of drill pipe body 27
There is threaded hole 2701, the lower end of screw rod 29 is protruded into threaded hole 2701 and is threadedly coupled with drill pipe body 27, and feeding motor 28 is set
It sets in drill rod sleeve 26, the output shaft of feeding motor 28 is connected with screw rod 29 and screw rod 29 is driven to rotate synchronously, to realize
The feeding of drill pipe body 27.It feeds motor 28 and alternating current is connected by main circuit, feeding motor 28 is also connected with control circuit.
The drilling rod hole interval of drill rod sleeve 26 and translation set 11 is arranged, and the lower end around drill rod sleeve 26 is provided with outside turn up
Side, the drilling rod hole upper end of translation set 11 are provided with inside in-flanges, rotate in the middle part of the outer wall of drill rod sleeve 26 with in-flanges and sliding
The inner wall lower end of dynamic connection, translation set 11 rotates and is slidably connected with flanging, and buffer spring is set in outside drill rod sleeve 26, and slow
The upper end for rushing spring is supported on in-flanges, and the lower end of buffer spring is supported on flanging, to play buffer function.
It is as shown in Figure 6: main circuit include firewire L1 ~ L3, circuit breaker Q F, contactor KM1 ~ KM2, electrothermal relay FR1 and
One end and the contactor of the normally opened contact KM1-1 of contactor KM1 are connected after motor M, firewire L1 ~ L3 series trip device QF simultaneously
One end of the normally opened contact KM2-1 of KM2, the normally opened touching of the other end and contactor KM2 of the normally opened contact KM1-1 of contactor KM1
The other end of point KM2-1 connects one end of electrothermal relay FR1 simultaneously, and the other end of electrothermal relay FR1 connects motor M, works as contact
The steering of motor M is opposite when the normally opened contact KM2-1 of the normally opened contact KM1-1 and contactor KM2 of device KM1 are respectively closed.Motor M
As above-mentioned feeding motor 28.
As shown in Figure 7: control circuit includes firewire L1, zero curve N, electrothermal relay FR2, switch S1, indicator light H, contactor
KM1 ~ KM3, time relay KT1 ~ KT2, travel switch SQ1 and pressure switch SP, the one of firewire L1 connection electrothermal relay FR2
End, the other end while one end of connection switch S1, coil one end of time relay KT2, contactor KM1 of electrothermal relay FR2
Coil one end and contactor KM2 coil one end, the other end of the coil of contactor KM2 is sequentially connected in series contactor KM1's
Be connected after the normally opened contact KT2-1 of normally-closed contact KM1-2 and time relay KT2 with zero curve N, the coil of contactor KM1 it is another
One end is sequentially connected in series after the normally opened contact KT1-1 of the normally-closed contact KM2-2 and time relay KT1 of contactor KM2 and zero curve N phase
Even, it is connected after the normally opened contact KM3-2 of the other end series contactor KM3 of the coil of time relay KT2 with zero curve N, switchs
The other end of S1 connects the coil one of one end of indicator light H, one end of the coil of contactor KM3 and time relay KT1 simultaneously
End, the other end of indicator light H are connected with zero curve N, the normally closed touching of the coil other end series contactor KM3 of time relay KT1
It is connected after point KM3-1 with zero curve N, the other end of the coil of contactor KM3 connects one end and the contactor of pressure switch SP simultaneously
The other end of one end of the normally opened contact KM3-3 of KM3, pressure switch SP is connected with zero curve N, the normally opened contact of contactor KM3
It is connected after the normally-closed contact SQ1-1 of the other end series connection travel switch SQ1 of KM3-3 with zero curve N, time relay KT1 and KT2 is equal
For the timing closing type time relay.Pressure switch SP be mounted on translation set 11 on, and pressure switch setting buffer spring with
Between translation set 11.Travel switch SQ1 setting is triggered in 27 upside of drill pipe body by drill pipe body 27, to realize
The reciprocating movement of drill pipe body 27, guarantee make hole composite demand to be detected.
In use, starting rotary electric machine first, drill bit rotation, then elevating mechanism drives mounting rack 8 to move, and adjusts drill bit
With the spacing of through-hole to be detected.Closure switch S1, indicator light H is bright, and pressure switch SP is disconnected at this time, and contactor KM3 is powered off at this time,
The coil of time relay KT1 obtains electric, the contact movement of contactor KM1, the normally opened contact KT1-1 delay of time relay KT1
Closure, so as to be fed after keeping drill speed steady again.
When drill bit lower end contacts with blind via bottom and generates certain pressure, pressure switch SP is closed, at this time contactor KM3
Coil obtain electric, the contact of contactor KM3 movement, time relay KT1 power-off, contactor KM1 power-off, the touching of contactor KM1
Point movement, while the coil of time relay KT2 obtains electric, the normally opened contact KT2-1 timing closing of time relay KT2, eliminates
Drilling rod inertia bring influences, and motor M reversion drill bit exits through-hole.
As shown in Figure 8: fixture 3 includes turntable 33, swing arm and vice 37, and turntable 33 is rotatably installed on clamping fixture seat 32,
Clamping fixture seat 32 is detachably arranged on swivel mount 2, and clamping fixture seat 32 is rectangular box body, the opposite two sides setting of clamping fixture seat 32
There is the mounting portion for being connected with swivel mount 2.Clamp motor is also equipped on clamping fixture seat 32, clamp motor is connected simultaneously with turntable 33
Turntable 33 is driven to rotate.Swing arm has symmetrically arranged two, and one end of two swing arms and turntable 33 are rotatablely connected, other end difference
It is connected with the two sides of vice 37, swing arm slot 3301 is provided on the upside of turntable 33, swing arm slot 3301 is symmetricly set on 33 axis of turntable
Two of line two sides, swing arm are swingable in swing arm slot 3301.Two swing arms pass through articulated shaft and turntable 33 is rotatablely connected, pendulum
Arm synchronous hunting with the rotation of articulated shaft, is provided with the first swing arm motor on turntable 33, the output shaft of the first swing arm motor with
Articulated shaft is connected and drives its synchronous rotation, to facilitate the position for adjusting workpiece, guarantees workpiece and testing agency 4 to just.
Each swing arm includes the first swing arm 34, the second swing arm 35 and third swing arm 36, and the second swing arm 35 is arranged first
Between swing arm 34 and third swing arm 36, one end rotation corresponding with the second swing arm 35 connects respectively for the first swing arm 34 and third swing arm 36
It connects, the first swing arm 34 is hinged by articulated shaft and turntable 33, and third swing arm 36 and vice 37 are rotatablely connected.First swing arm 34 and
The second swing arm motor 30 is provided between two swing arms 35, the second swing arm motor 30 is mounted in the first swing arm 34, the second swing arm electricity
The output shaft of machine 30 is connected with the second swing arm 35 and drives its swing.Third is provided between second swing arm 35 and third swing arm 36
Swing arm motor 31, third swing arm motor 31 are mounted in the second swing arm 35, the output shaft of third swing arm motor 31 and third swing arm
36 are connected and drive its swing.Vice motor is provided between third swing arm 36 and vice 37, vice motor is mounted on third pendulum
On arm 36, the output shaft of vice motor is connected with vice 37 and drives its swing, so as to realize workpiece in three-dimensional space
Mobile, clamping, which once can be realized, detects the through-hole in the multiple faces of workpiece, additionally it is possible to testing agency 4 be cooperated to realize irregularly-shaped hole
Precision detection.
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
Imitate embodiment.But without departing from the technical solutions of the present invention, according to the technical essence of the invention to above embodiments institute
Any simple modification, equivalent variations and the remodeling made, still fall within the protection scope of technical solution of the present invention.
Claims (10)
1. a kind of blind hole detection device, it is characterised in that: including elevating mechanism, mounting rack (8), rotating mechanism and fixture (3),
Mounting rack (8) around elevating mechanism be provided with it is multiple, fixture (3) be arranged in the downside of mounting rack (8), fixture (3) revolves around it
Mechanism is provided with multiple, is provided with multiple drilling rods on each mounting rack (8), drilling rod is connected with the translation machine for driving its translation
Structure is provided with a power device on each mounting rack (8), and power device is connected with multiple drilling rods simultaneously and drives multiple brills
Bar rotation, the lower end of each drilling rod pass through feed mechanism and are equipped with drill bit, and buffering is provided between drilling rod and corresponding drill bit
Spring.
2. blind hole detection device according to claim 1, it is characterised in that: each drilling rod, which passes through, to be meshed
Splined shaft (19) and spline housing (20) connecting power device, splined shaft (19) pass through Hooks coupling universal coupling (21) and power device phase
Even, spline housing (20) is connected by Hooks coupling universal coupling (21) with corresponding drilling rod, and splined shaft (19) and spline housing (20) sliding connect
It connects.
3. blind hole detection device according to claim 1, it is characterised in that: the drilling rod include drill pipe body (27) with
And drill rod sleeve (26), the upper end sliding of drill pipe body (27) are protruded into drill rod sleeve (26) and are rotated synchronously with drill rod sleeve (26), move
Power device is connected with drill rod sleeve (26) and drill rod sleeve (26) is driven to rotate, and drill bit is mounted on drill pipe body (27) by drill jig
On, feed mechanism is provided between drill rod sleeve (26) and drill pipe body (27).
4. blind hole detection device according to claim 3, it is characterised in that: the feed mechanism includes feeding motor
(28) and screw rod (29), screw rod (29) are rotatably installed in drill rod sleeve (26), and drill pipe body (27) top is coaxially arranged with spiral shell
Pit (2701), the lower end of screw rod (29) are protruded into threaded hole (2701) and are threadedly coupled with drill pipe body (27), and motor is fed
(28) output shaft is connected with screw rod (29) and drives its rotation.
5. blind hole detection device according to claim 4, it is characterised in that: the feed mechanism is connected by main circuit
Alternating current, feed mechanism are also connected with control circuit.
6. blind hole detection device according to claim 5, it is characterised in that: the main circuit includes firewire L1 ~ L3, breaks
Road device QF, contactor KM1 ~ KM2, electrothermal relay FR1 and motor M connect contact after firewire L1 ~ L3 series trip device QF simultaneously
One end of the normally opened contact KM2-1 of one end and contactor KM2 of the normally opened contact KM1-1 of device KM1, the normally opened touching of contactor KM1
The other end of the normally opened contact KM2-1 of the other end and contactor KM2 of point KM1-1 connects one end of electrothermal relay FR1, heat simultaneously
The other end of relay FR1 connects motor M, when the normally opened contact of the normally opened contact KM1-1 and contactor KM2 of contactor KM1
The steering of motor M is opposite when KM2-1 is respectively closed.
7. blind hole detection device according to claim 6, it is characterised in that: control circuit includes firewire L1, zero curve N, heat
Relay FR2, switch S1, indicator light H, contactor KM1 ~ KM3, time relay KT1 ~ KT2, travel switch SQ1 and pressure
Switch SP, one end of firewire L1 connection electrothermal relay FR2, the other end of electrothermal relay FR2 simultaneously one end of connection switch S1, when
Between coil one end of relay KT2, coil one end of contactor KM1 and contactor KM2 coil one end, contactor KM2's
After the other end of coil is sequentially connected in series the normally opened contact KT2-1 of normally-closed contact KM1-2 and time relay KT2 of contactor KM1
It is connected with zero curve N, the other end of the coil of contactor KM1 is sequentially connected in series the normally-closed contact KM2-2 and time relay of contactor KM2
It is connected after the normally opened contact KT1-1 of device KT1 with zero curve N, the other end series contactor KM3's of the coil of time relay KT2
It is connected after normally opened contact KM3-2 with zero curve N, the other end of switch S1 connects one end of indicator light H, the line of contactor KM3 simultaneously
One end of circle and coil one end of time relay KT1, the other end of indicator light H are connected with zero curve N, time relay KT1's
It is connected after the normally-closed contact KM3-1 of coil other end series contactor KM3 with zero curve N, the other end of the coil of contactor KM3 is same
When connection pressure switch SP one end and contactor KM3 normally opened contact KM3-3 one end, the other end of pressure switch SP and zero
Line N is connected, with zero after the normally-closed contact SQ1-1 of the other end of the normally opened contact KM3-3 of contactor KM3 series connection travel switch SQ1
Line N is connected, and the time relay KT1 and KT2 are the timing closing type time relay.
8. blind hole detection device according to claim 1, it is characterised in that: the drilling rod passes through translation set (11) sliding
It is mounted on mounting rack (8), drilling rod and translation set (11) rotation connection, translation set (11) are connected with the translation machine for driving its movement
Structure is provided with guide rod (9) on mounting rack (8), and translation set (11) is slidably connected with guide rod (9).
9. blind hole detection device according to claim 8, it is characterised in that: the drilling rod and translation set (11) sliding connects
It connects, buffer spring setting is between drilling rod and translation set (11).
10. blind hole detection device according to claim 8, it is characterised in that: the translation mechanism includes translation motor
And synchronous belt, translation motor are connected with synchronous belt and synchronous belt are driven to rotate, translation set (11) is connected with synchronous belt and companion
Step band synchronizing moving, translation motor is servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910456027.4A CN110095039A (en) | 2019-05-29 | 2019-05-29 | A kind of blind hole detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910456027.4A CN110095039A (en) | 2019-05-29 | 2019-05-29 | A kind of blind hole detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110095039A true CN110095039A (en) | 2019-08-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910456027.4A Withdrawn CN110095039A (en) | 2019-05-29 | 2019-05-29 | A kind of blind hole detection device |
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| Country | Link |
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| CN (1) | CN110095039A (en) |
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