CN109590495A - A kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet - Google Patents
A kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet Download PDFInfo
- Publication number
- CN109590495A CN109590495A CN201811498402.3A CN201811498402A CN109590495A CN 109590495 A CN109590495 A CN 109590495A CN 201811498402 A CN201811498402 A CN 201811498402A CN 109590495 A CN109590495 A CN 109590495A
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- China
- Prior art keywords
- gib block
- boring
- boring bar
- axis
- bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/02—Boring bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/02—Boring bars
- B23B29/027—Steadies for boring bars
-
- 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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
-
- 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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention relates to a kind of intelligent conducting bar formula composite step boring cutters of machining cam axis bottom outlet, including boring cutter blade, boring bar, gib block, telescopic mast, pressure sensor, horizon sensor, Universal caster, electromagnetic location pin and driving circuit, boring bar is cylindrical structure, its front end side surface sets at least two positioning cutter grooves and is connect by positioning cutter groove with boring cutter blade, gib block is coated on the outside of boring bar around boring bar axis, and it is connected with each other between adjacent two gib blocks by least two telescopic rods, Universal caster offsets embedded in gib block rear end face and with boring bar outer surface, the outer surface of each gib block is all provided with a horizon sensor, front end face and rear end face position are all provided at least one electromagnetic location pin.One aspect of the present invention can effectively improve the structural strength and positioning accuracy of boring bar, on the other hand run the degree of automation and detection accuracy is high, can effectively realize it is sagging to boring bar, the abnormal job state such as perturb and effectively detected.
Description
Technical field
The present invention relates to a kind of boring cutters, are exactly a kind of intelligent conducting bar formula composite step borings of machining cam axis bottom outlet
Knife.
Background technique
At present in the axis hole processing of camshaft, often it is required to carry out processing operation to axis hole by boring cutter, due to convex
Often diameter is relatively small but length is relatively large for the axis hole of wheel shaft, so as to cause the axis hole boring cutter for machining for camshaft
Boring bar has that structural strength is relatively weak, easily because in the self weight of boring bar itself and processing operation due tos boring cutter unbalance stress etc.
Cause boring bar to bend sagging, generation the phenomenon that seriously affecting bore hole homework precision such as perturb phenomenon, while also leading to boring cutter
Service life and by strong influence, and it is directed to this problem, being currently only capable of ton the Forbidden City is that boring cutter is equipped with based on tradition machinery
One or more bearing seats of mechanism carry out auxiliary carrying positioning to the boring bar of boring cutter, although the current this kind of practice can certain journey
Degree achievees the purpose that improve boring bar homework precision, but on the one hand can not it is sagging to boring bar, the abnormal operating conditions such as perturb and carry out essence
Really monitoring, on the other hand boring bar is carried limit when, have the defects that install that positioning difficulty is big, positioning accuracy is poor with boring bar,
It is also relatively large with the frictional dissipation of boring bar contact surface position simultaneously, so as to cause boring bar in operation because wear phenomenon is serious,
Seriously affect the service life of boring bar.
Therefore it is directed to this status, there is an urgent need to develop a kind of completely new boring cutter structures, to meet the needs of actual use.
Summary of the invention
In view of the shortcomings of the prior art, the intelligent conducting bar formula that the present invention provides a kind of machining cam axis bottom outlet is compound
On the one hand stepped boring cutter, the invention can effectively improve the structural strength and positioning accuracy of boring bar, avoiding being self-possessed because of boring bar causes
Boring bar sag bent and when bore hole operation boring cutter unbalance stress due to caused by boring bar bounce etc. seriously affect boring bar using the longevity
The defect of life and bore hole work operations precision, on the other hand runs the degree of automation and detection accuracy is high, can effectively realize to boring
The abnormal job states such as bar is sagging, perturbs effectively are detected, to greatly improve boring bar in the operation of camshaft bore hole
Operating accuracy is effectively avoided because of camshaft shaft hole aperture and the ropy situation hair of concentricity caused by boring bar is sagging, perturbs etc.
It is raw.
To achieve the goals above, the present invention is to realize by the following technical solutions:
A kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet, including it is boring cutter blade, boring bar, gib block, flexible
Column, pressure sensor, horizon sensor, Universal caster, electromagnetic location pin and driving circuit, boring bar are cylindrical structure, before
End side surface set at least two positioning cutter grooves and by position cutter groove connect with boring cutter blade, and each positioning cutter groove with one
Boring cutter blade connection, rear end side surface set at least two positioning runners, and it is equal around boring bar axis to position cutter groove and positioning runner
Cloth gib block at least three, is coated on the outside of boring bar around boring bar axis, and is stretched between adjacent two gib blocks by least two
The interconnection of contracting bar, gib block and boring bar axis parallelly distribute on are simultaneously located between positioning cutter groove and positioning runner outside the boring bar of position
Side is hinged between telescopic mast and gib block by turntable mechanism, and is in 30 ° -90 ° between flexible mast axis and gib block axis
Angle, Universal caster is several, offsets embedded in gib block rear end face and along gib block axis with boring bar outer surface, Universal caster axis
For line respectively with gib block and boring bar axis vertical distribution, pressure sensor is several, embedded in gib block rear end face and and Universal caster
Rear end face offsets, and horizon sensor and electromagnetic location pin quantity are consistent with gib block quantity, and the outer surface of each gib block is all provided with
One horizon sensor, the front end face of each gib block and rear end face position are all provided at least one electromagnetic location pin, electromagnetic location
Pin offsets with boring bar outer surface, and axis is vertical with boring bar axis and intersects, and driving circuit is embedded in one of them of each gib block
Outer surface, and respectively with telescopic mast, pressure sensor, horizon sensor, electromagnetic location pin and turntable mechanism be electrically connected.
Further, the knife edge grooved ring is uniformly distributed around boring bar axis or structure is divided in the shape of a spiral around boring bar axis
Cloth.
Further, the gib block is cross section in rectangle, trapezoidal, any one in ellipsoidal structure.
Further, it is connected with each other between the Universal caster and gib block by least one spring.
Further, the telescopic mast is any one in electric expansion column, Pneumatic extension column and hydraulically extensible column.
Further, the turntable mechanism is any one in the dimensional turntable and three-dimensional turntable of servomotor driving
Kind, and at least one angular transducer is set on the turntable mechanism, the angular transducer and driving circuit are electrically connected.
Further, in the gib block, at least three Universal casters are all provided on every gib block, along gib block axis
Spacing is not more than the 30% of boring bar effective length between the two neighboring Universal caster of directional spreding.
Further, the gib block effective length is 40%-the 90% of boring bar effective length, and the midpoint of gib block
It is consistent with boring bar midpoint.
Further, connection connection rack gear is set on the gib block outer surface, the connection rack gear and gib block are same
Axis point.
Further, the driving circuit be the circuit system of core based on industrial single-chip microcontroller, and the driving
Circuit sets at least one data communication terminal and power supply terminal, and the data communication terminal and power supply terminal are embedding
The outer surface of gib block where driving circuit.
One aspect of the present invention can effectively improve the structural strength and positioning accuracy of boring bar, avoid caused by being self-possessed because of boring bar
Boring bar sag bent and when bore hole operation boring cutter unbalance stress due to caused by boring bar bounce etc. seriously affect boring bar service life
With the defect of bore hole work operations precision, on the other hand runs the degree of automation and detection accuracy is high, can effectively realize to boring bar
It is sagging, the abnormal job state such as perturb and effectively detected, thus greatly in raising camshaft bore hole operation boring bar work
Make precision, effectively avoids because of camshaft shaft hole aperture caused by boring bar is sagging, perturbs etc. and concentricity is ropy happens.
Detailed description of the invention
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is schematic structural view of the invention；
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to specific
Embodiment, the present invention is further explained.
A kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet as described in Figure 1, including boring cutter blade 1,
Boring bar 2, gib block 3, telescopic mast 4, pressure sensor 5, horizon sensor 6, Universal caster 7, electromagnetic location pin 8 and driving circuit
9, boring bar 2 is cylindrical structure, and front end side surface sets at least two positioning cutter grooves 10 and by positioning cutter groove 10 and boring cutter knife
Piece 1 connects, and each positioning cutter groove 10 is connect with a boring cutter blade 1, and rear end side surface sets at least two positioning runners 11,
It is uniformly distributed around 2 axis of boring bar to position cutter groove 10 and positioning runner 11, gib block 3 at least three, is coated on around 2 axis of boring bar
2 outside of boring bar, and be connected with each other between adjacent two gib blocks 3 by least two telescopic rods 4, gib block 3 and 2 axis of boring bar are flat
Row is distributed and located at 2 outside of boring bar of position between positioning cutter groove 10 and positioning runner 11, passes through between telescopic mast 4 and gib block 3
Turntable mechanism 12 is hinged, and is in 30 ° -90 ° angles between 3 axis of 4 axis of telescopic mast and gib block, and Universal caster 7 is several,
Along 3 axis of gib block embedded in 3 rear end face of gib block and offseting with 2 outer surface of boring bar, 7 axis of Universal caster respectively with gib block
3 and 2 axis vertical distribution of boring bar, pressure sensor 5 is several, embedded in 3 rear end face of gib block and with 7 rear end face phase of Universal caster
It supports, horizon sensor 6 and 8 quantity of electromagnetic location pin are consistent with 3 quantity of gib block, and the outer surface of each gib block 2 is all provided with one
Horizon sensor 6, the front end face of each gib block 3 and rear end face position are all provided at least one electromagnetic location pin 8, electromagnetic location pin
8 offset with 2 outer surface of boring bar, and axis is vertical with 2 axis of boring bar and intersects, driving circuit 9 embedded in each gib block 3 wherein one
A outer surface, and it is electric with telescopic mast 4, pressure sensor 5, horizon sensor 6, electromagnetic location pin 8 and turntable mechanism 12 respectively
Gas connection.
Wherein, the positioning cutter groove 10 is uniformly distributed around 2 axis of boring bar or structure is divided in the shape of a spiral around 2 axis of boring bar
Cloth.
Meanwhile it being connected with each other between the Universal caster 7 and gib block 3 by least one spring 13.
In addition, the telescopic mast 4 is any one in electric expansion column, Pneumatic extension column and hydraulically extensible column, institute
The turntable mechanism 12 stated is the dimensional turntable of servomotor driving and any one in three-dimensional turntable, and the turntable machine
At least one angular transducer 14 is set on structure, the angular transducer 14 and driving circuit 9 are electrically connected.
It needs to illustrate, the gib block 3 is cross section in rectangle, trapezoidal, any one in ellipsoidal structure
Kind, and in the gib block 3, it is all provided at least three Universal casters 7 on every gib block 3, is distributed along 3 axis direction of gib block
7 spacing of two neighboring Universal caster be not more than the 30% of 2 effective length of boring bar, 3 effective length of gib block is that boring bar 2 is effective
40%-the 90% of length, and the midpoint of gib block 3 is consistent with 2 midpoint of boring bar, furthermore sets on 3 outer surface of gib block
Connection connection rack gear 15, the connection rack gear 15 and gib block 3 it is coaxial divide.
Advanced optimize, the driving circuit 9 be the circuit system of core based on industrial single-chip microcontroller, and it is described
Driving circuit sets at least one data communication terminal 16 and power supply terminal 17, and the data communication terminal 16 and power supply connect
Line terminals 17 are embedded in the outer surface of 9 place gib block 3 of driving circuit.
The present invention is a in specific implementation, first according to Boring needs, selection meet processing operation boring cutter blade,
Boring bar, then according to the length of boring bar, diameter determine gib block quantity, length and the telescopic mast being connect with gib block and
The quantity and structural parameters of Universal caster, then to boring cutter blade, boring bar, gib block, telescopic mast, pressure sensor, horizontal biography
Sensor, Universal caster, electromagnetic location pin and driving circuit are assembled, and present invention assembly is completed.
When carrying out bore hole operation, by the driving axis connection of the boring bar end and boring machine of the invention after assembling, and will adjust
The position between boring bar and axis hole to be processed is saved, so that boring cutter blade is offseted with axis hole work surface, finally by driving circuit of the invention
It is electrically connected with the driving circuit of boring machine, completes assembling work of the invention, then drive telescopic mast to carry out by driving circuit
Shrink or elongation operation, by telescopic mast adjust each gib block and between and the relative positions such as spacing between gib block and boring bar
Relationship, while realizing that Universal caster carries boring bar outer surface and positioning, to realize the machine for improving boring bar entirety by gib block
Tool intensity, avoid boring bar because from recurrence it is sagging or because caused by bore hole operation unbalance stress boring bar the serious boring cutter such as perturb and make
Occurred with the phenomenon that service life and machining accuracy, wherein on the one hand making to lead by horizon sensor when adjusting gib block position
Distribution is parallel to the horizontal plane to item, another party detects each Universal caster ball and boring bar appearance on gib block by pressure sensor
The pressure in face, and when gib block is parallel to the horizontal plane, pass through the pressure of pressure sensor between each Universal caster and gib block
Value carries out judgement to relative position the horizontal plane of boring bar and boring bar with the presence or absence of bending or is perturbed phenomenon and judged, into
When row interpretation, the detection data of each pressure sensor is consistent, then illustrates that boring bar and horizontal parallel are distributed, and do not bend or scratch
Dynamic phenomenon then proves boring when the pressure value of each pressure sensor detection knife is from boring bar tip forward end increasing or decreasing one by one
It is not parallel between bar and horizontal plane；When the pressure value that individual pressure sensors detect is run there are when alternation variation, then with boring cutter
Prove that boring bar has bending or perturbs, it is boring bar that wherein pressure value, which changes boring bar position corresponding to maximum pressure sensor,
Amount of bow is maximum or perturbs most serious position.
One aspect of the present invention can effectively improve the structural strength and positioning accuracy of boring bar, avoid caused by being self-possessed because of boring bar
Boring bar sag bent and when bore hole operation boring cutter unbalance stress due to caused by boring bar bounce etc. seriously affect boring bar service life
With the defect of bore hole work operations precision, on the other hand runs the degree of automation and detection accuracy is high, can effectively realize to boring bar
It is sagging, the abnormal job state such as perturb and effectively detected, thus greatly in raising camshaft bore hole operation boring bar work
Make precision, effectively avoids because of camshaft shaft hole aperture caused by boring bar is sagging, perturbs etc. and concentricity is ropy happens.
It should be understood by those skilled in the art that the present invention is not limited to the above embodiments.Above-described embodiment and explanation
It is merely illustrated the principles of the invention described in book.Without departing from the spirit and scope of the present invention, the present invention also has
Various changes and modifications.These changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention
It is defined by the appending claims and its equivalent thereof.
Claims (10)
1. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet, it is characterised in that: the machining cam axis
The intelligent conducting bar formula composite step boring cutter of bottom outlet includes boring cutter blade, boring bar, gib block, telescopic mast, pressure sensor, horizontal biography
Sensor, Universal caster, electromagnetic location pin and driving circuit, the boring bar are cylindrical structure, and front end side surface is set at least
Two positioning cutter grooves are simultaneously connect by positioning cutter groove with boring cutter blade, and each positioning cutter groove is connect with a boring cutter blade,
Rear end side surface sets at least two positioning runners, and the positioning cutter groove and positioning runner are uniformly distributed around boring bar axis, described
Gib block at least three, be coated on the outside of boring bar around boring bar axis, and stretched between adjacent two gib blocks by least two
The interconnection of contracting bar, the gib block and boring bar axis parallelly distribute on are simultaneously located at position between positioning cutter groove and positioning runner
It on the outside of boring bar, is hinged between the telescopic mast and gib block by turntable mechanism, and flexible mast axis and gib block axis
Between be in 30 ° -90 ° angles, the Universal caster is several, along gib block axis embedded in gib block rear end face and with outside boring bar
Surface offsets, and for the Universal caster axis respectively with gib block and boring bar axis vertical distribution, the pressure sensor is several,
Offset embedded in gib block rear end face and with Universal caster rear end face, the horizon sensor and electromagnetic location pin quantity with lead
Consistent to quantity, the outer surface of each gib block is all provided with a horizon sensor, the front end face and rear end face of each gib block
Position is all provided at least one electromagnetic location pin, and the electromagnetic location pin offsets with boring bar outer surface, and axis and boring bar axis
Vertically and intersect, the driving circuit is embedded in the outer surface of one of them of each gib block, and passes respectively with telescopic mast, pressure
Sensor, horizon sensor, electromagnetic location pin and turntable mechanism electrical connection.
2. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet according to claim 1, feature exist
In: the knife edge grooved ring is uniformly distributed around boring bar axis or surround boring bar axis structure distribution in the shape of a spiral.
3. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet according to claim 1, feature exist
In: the gib block be cross section in rectangle, trapezoidal, any one in ellipsoidal structure.
4. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet according to claim 1, feature exist
In: it is connected with each other between the Universal caster and gib block by least one spring.
5. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet according to claim 1, feature exist
In: the telescopic mast is any one in electric expansion column, Pneumatic extension column and hydraulically extensible column.
6. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet according to claim 1, feature exist
Any one in the dimensional turntable and three-dimensional turntable that: the turntable mechanism is servomotor driving, and described turn
At least one angular transducer is set in platform mechanism, the angular transducer and driving circuit are electrically connected.
7. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet according to claim 1, feature exist
In: in the gib block, at least three Universal casters are all provided on every gib block, along the adjacent of gib block axis direction distribution
Spacing is not more than the 30% of boring bar effective length between two Universal casters.
8. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet according to claim 1, feature exist
In: the gib block effective length is 40%-the 90% of boring bar effective length, and the midpoint of gib block and boring bar midpoint
Unanimously.
9. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet according to claim 1, feature exist
In: connection connection rack gear is set on the gib block outer surface, the connection rack gear coaxially divides with gib block.
10. a kind of intelligent conducting bar formula composite step boring cutter of machining cam axis bottom outlet according to claim 1, feature exist
In the circuit system of: the driving circuit to be based on industrial single-chip microcontroller be core, and the driving circuit sets at least one
Data communication terminal and power supply terminal, the data communication terminal and power supply terminal are embedded in where driving circuit
The outer surface of gib block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811498402.3A CN109590495B (en) | 2018-12-08 | 2018-12-08 | intelligent guide bar type composite step boring cutter for processing bottom hole of camshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811498402.3A CN109590495B (en) | 2018-12-08 | 2018-12-08 | intelligent guide bar type composite step boring cutter for processing bottom hole of camshaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109590495A true CN109590495A (en) | 2019-04-09 |
| CN109590495B CN109590495B (en) | 2020-01-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811498402.3A Active CN109590495B (en) | 2018-12-08 | 2018-12-08 | intelligent guide bar type composite step boring cutter for processing bottom hole of camshaft |
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| CN109590495B (en) | 2020-01-31 |
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