CN106312573B - One kind hole processing device that falls inner cone and machining and testing method - Google Patents
One kind hole processing device that falls inner cone and machining and testing method Download PDFInfo
- Publication number
- CN106312573B CN106312573B CN201610916285.2A CN201610916285A CN106312573B CN 106312573 B CN106312573 B CN 106312573B CN 201610916285 A CN201610916285 A CN 201610916285A CN 106312573 B CN106312573 B CN 106312573B
- Authority
- CN
- China
- Prior art keywords
- cone
- internal taper
- taper hole
- stick
- cutter
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- 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
- B23Q17/20—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of hole processing device that falls inner cone and its machining and testing methods, it includes built-up jig, customize cutter, grinding cone stick, customize measurer, examine cone stick, built-up jig includes pressing plate, pull rod, nut, clump weight, V-type locating piece, supporting block, circular foundation plate, pull rod and V-type locating piece are fixed on circular foundation plate, V-type locating piece is for gripping workpiece, pull rod and pressing plate have multiple, there is trepanning on pressing plate, to be interspersed on pull rod, pressing plate is for compressing clump weight, workpiece and supporting block, nut is screwed onto on pull rod for clamping platen, it customizes cutter and is used for bore hole, abrasive pastes are uniformly smeared on the grinding cone stick conical surface, for grinding internal taper hole, measurer is customized for measuring internal taper hole, examine cone stick for detecting internal taper hole.The present invention also provides the methods for the hole machined of falling inner cone.The present invention solve the problems, such as the accurate to dimension of falling internal taper hole it is difficult to ensure that, rough surface, product qualification rate it is low, of high cost.
Description
Technical field
The invention belongs to the mechanical processing in hole and detection fields, and in particular to a kind of high-precision falls the mechanical processing of internal taper hole
And detection method.
Background technology
Taper hole in some peculiar parts because with preferable positioning and cooperation precision, usually using.But for taper hole
The internal taper hole that especially falls always exists technical difficulty in mechanical processing, for example, a kind of positioned at the small-bore of pipe side wall, size essence
Spend it is more demanding fall internal taper hole, because being limited by processing space, common processing technology, process tool, test measuring device without
Method meets cone hole machine requirement so that Dimension Measurement low precision, product qualification rate are low.
It is existing it is a kind of fall internal taper hole processing method be：Profile milling cutter is made, profiling Milling Machining is carried out with milling machine.It is this
There are following problems for processing method：1) for small-bore, because cutter is elongated, tool strength is poor, and cutter loss is very fast, cutter at
This height；2) it is not easy to carry out size detection in process；3) processing taper hole poor dimensional precision, surface roughness are low.In
Taper hole another kind processing method is：Electrospark electrode is made, galvano-cautery processing is carried out with electric spark equipment.This processing method is deposited
In following problems：1) electrical discharge machining inefficiency；2) it is not easy to carry out size detection in process；3) electrospark electrode
Loss is fast, and accurate to dimension is difficult to control, and surface roughness is low.
Therefore, it is necessary to develop a kind of novel inner cone hole forming method, it is desirable that its high in machining efficiency, accurate to dimension
Height, roughness is low, processing cost is low.
Invention content
For the disadvantages described above or Improvement requirement of the prior art, the present invention provides one kind hole processing device that falls inner cone and processing
Detection method, design customization cutter, built-up jig, grinding cone stick, customization measurer and inspection cone stick, it is this to solve internal taper hole
The tapered bore parts accurate to dimension of special structure form it is difficult to ensure that, rough surface, product qualification rate is low, and of high cost asks
Topic.
To achieve the above object, according to one aspect of the present invention, a kind of hole processing device that falls inner cone is provided comprising
Built-up jig, grinding cone stick, customization measurer, examines cone stick at customization cutter, wherein
The built-up jig includes pressing plate, pull rod, nut, clump weight, V-type locating piece, supporting block, circular foundation plate, institute
It states pull rod and the V-type locating piece is fixed on circular foundation plate, the V-type locating piece is used to grip workpiece,
The pull rod have it is multiple, pressing plate also have it is multiple, on the pressing plate have trepanning, to be interspersed in the pull rod
On, the pressing plate is used to compress the clump weight, the workpiece and the supporting block,
The nut is screwed onto the when of being fixed on pull rod for spiral on the pull rod and is fixed the pressing plate, in turn
Realization is fixed the clump weight, the workpiece and the supporting block,
The clump weight and the supporting block position are adjustable, and position to be adjusted flexibly as needed, the clump weight is used for
Whole barycenter, the supporting block are used to play a supporting role when clamping workpiece after adjustment built-up jig fixation workpiece,
The customization cutter is used for bore hole,
The grinding is bored stick and is used to be fitted into the internal taper hole that the customization cutter boring processing obtains, the grinding cone stick cone
Abrasive pastes are uniformly smeared on face, for the spin finishing inner wall of falling internal taper hole,
Customization measurer is used to measure the internal taper hole,
Examine cone stick for detecting the internal taper hole, to judge whether it meets the requirements.
Further, the customization cutter is barb-shaped, and cutter head is hook-shaped, and cutter hub is round bar shape, wherein round bar shape
Cutter hub be divided into as the smaller roundlet rod segment of the larger big round rod segment in cross section and cross section,
For customization cutter using using waste and old solid carbide end mill to be process by tool grinder, parameter is packet
It includes：
Anterior angle γ0：15°≤γ0≤20°；
Relief angle a0：14°≤a0≤18°；
Corner radius：0.15mm≤re≤0.25mm。
Further, grinding cone stick is back taper, be material is nodular cast iron.
Further, the customization measurer is restructured using standard slide calliper rule, groove-like is cut into bayonet root, can detect
It steps down when the end diameter of falling internal taper hole, avoids interfering phenomenon, the end diameter of falling internal taper hole is detected so as to good.
Further, the inspection cone stick is positive cone, and it is alloy tool steel to examine cone bar matter, and surface is by quenching
Processing.
Other side according to the invention also provides a kind of side carrying out the hole machined of falling inner cone detection using device as above
Method comprising following steps,
S1：Customization cutter is prepared, the customization cutter is restructured using scrap hard alloy milling cutter, customizes cutter parameters
Including：
Anterior angle γ0：15°≤γ0≤20°；
Relief angle a0：14°≤a0≤18°；
Corner radius re：0.15mm≤re≤ 0.25mm,
S2：Using built-up jig clamping workpiece, and by the deployed dynamic balancing of clump weight, inner cone is carried out down in numerically controlled lathe
Hole machined,
S3：Numerically controlled lathe three-jaw clamps the excircle board of the circular foundation plate of built-up jig, and numerical control programming boring processes inner cone
Hole, Cutting Parameters are：
Cutting speed v：50m/min≤v≤60m/min
Cutting depth ap：0.2mm≤ap≤0.3mm
Amount of feeding f：0.05mm/r≤f≤0.1mm/r,
S4：Using customization gage measuring described in fall internal taper hole,
S5：Abrasive pastes are uniformly smeared on the grinding cone stick conical surface, grinding cone stick, which is packed into workpiece, to fall in internal taper hole, and drilling machine bores
Collet clamps grinding cone stick staight shank, adjusts workpiece orientation and fixation, drill press spindle rotary speed is set as 50r/min~60r/
Min, to the workpiece progress of falling internal taper hole precise finiss,
S6：Examining cone stick element of cone direction to coat the pigment that a plurality of thickness is 0.1 μm~0.3 μm, then with grinding
The conical surface of falling internal taper hole is in close contact afterwards, is held and is examined cone bat handle, is removed after 20 °~30 ° of rotation, if examining cone stick coloring equal
The even explanation taper of falling internal taper hole is qualified.
Further, it is 0.1 μm~0.3 μm examining cone stick element of cone direction to coat three thickness in step S6
Red lead powder, to carry out taper detection.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, can obtain down and show
Beneficial effect：
The built-up jig of the present invention uses circular foundation plate, consolidates workpiece in conjunction with V-type locating piece and pressing plate, pull rod, nut
Tightly, customization cutter is made, internal taper hole is fallen using numerical control workshop, the end diameter of falling internal taper hole is carried out using customization measurer straight
Measurement is connect, internal taper hole is fallen using the grinding cone further precise finiss of stick, is carried out using cone stick is examined to falling internal taper hole after grinding
Color detects.Cutter structure design of the present invention and material selection are ingenious reasonable, select suitable cutting parameter, and coordinate lapping mode,
Preferably solve the problems, such as the accurate small accurate to dimension of falling internal taper hole；By using customization measurer and special taper purchase inspection gauge, compared with
Small internal taper hole directly measurement and comprehensive detection are solved well.
Description of the drawings
Fig. 1 is the structural schematic diagram of the built-up jig for the hole processing device of falling inner cone in the embodiment of the present invention；
Fig. 2 is that the present invention needs to process the structural schematic diagram of taper hole workpiece；
Fig. 3 (a) is the customization cutter structure schematic diagram of the hole processing device of falling inner cone in the embodiment of the present invention；
The label of customization cutter is the enlarged drawing at the places I " during Fig. 3 (b) is Fig. 3 (a)；
Fig. 3 (c) is the faces A-A sectional view in Fig. 3 (a)；
Fig. 3 (d) is the faces B-B sectional view in Fig. 3 (a)；
Fig. 4 is the grinding rod structural schematic diagram of the hole processing device of falling inner cone in the embodiment of the present invention；
Fig. 5 (a) is the customization measurer structural schematic diagram of the hole processing device of falling inner cone in the embodiment of the present invention；
Fig. 5 (b) is the enlarged drawing at circles mark in Fig. 5 (a)；
Fig. 6 is that stick structural schematic diagram is bored in the inspection of the hole processing device of falling inner cone in the embodiment of the present invention.
In all the appended drawings, identical reference numeral is used for indicating identical element or structure, wherein：
Pressing plate 1, pull rod 2, nut 3, clump weight 4, workpiece 5, V-type locating piece 6, supporting block 7, circular foundation plate 8, customization knife
Tool 9 grinds cone stick 10, customization measurer 11, examines cone stick 12,5.1 internal taper hole.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
It does not constitute a conflict with each other and can be combined with each other.
Fig. 1 is the structural schematic diagram of the built-up jig for the hole processing device of falling inner cone in the embodiment of the present invention, as seen from the figure,
Inner cone hole processing device includes pressing plate 1, pull rod 2, nut 3, clump weight 4, V types locating piece 6, supporting block 7 and circular foundation plate
8。
As shown in fig. 1, V-type locating piece 6, clump weight 4 and supporting block 7, V are installed in built-up jig on circular foundation plate 8
For gripping workpiece 5, pull rod 2 is fixed on circular foundation plate 8 type locating piece 6, and pull rod 2 has multiple, and pressing plate 1 also has
It is multiple, there is trepanning, to be interspersed on the pull rod 2, the pressing plate 1 is for compressing the clump weight 4, institute on the pressing plate 1
State workpiece 5 and the supporting block 7, the nut 3 is screwed onto the when of being fixed on pull rod 2 for spiral on the pull rod 2 and presses
The pressing plate 1 is fastened, and then realizes and is fixed the clump weight 4, the workpiece 5 and the supporting block 7, the counterweight
Block 4 and 7 position of the supporting block are adjustable, and position to be adjusted flexibly as needed, the clump weight 4 is solid for adjusting built-up jig
Determine whole barycenter after workpiece 5, the supporting block 7 is used to play a supporting role when clamping workpiece 5.In practical clamping process,
Internal taper hole 5.1 to be processed is adjusted, so that its axle center is overlapped with 8 center of circular foundation plate, pressing plate 1 is adjacent to workpiece 5, screws spiral shell
Female 3 clamping platens are to fasten workpiece 5.
Wherein, the clump weight is designed by three-dimensional modeling, according to built-up jig assemble workpiece after centroid motion value,
The clump weight of given configuration size and weight demands is manufactured, ensures that whole barycenter is on circular foundation plate disc axis after assembling,
Such design so that there is preferable dynamic balancing when Work piece high-speed rotation processing, operate steadily.Further, it is also possible to ensure counterweight
Block one side is adjacent to workpiece end face, and axially position is carried out to workpiece.
Fig. 2 is that the present invention needs to process the structural schematic diagram of taper hole workpiece, and as seen from the figure, ontology is tubulose, in tubulose
There is two stretched out internal taper hole 5.1 on outer wall.The internal taper hole that should fall is divided into circular hole portion and taper hole section, taper hole section outside, circular hole
Section is close to tubular body.
Fig. 3 (a) is the customization cutter structure schematic diagram of the hole processing device of falling inner cone in the embodiment of the present invention；Fig. 3 (b) is figure
The label of customization cutter is the enlarged drawing at the places I " in 3 (a), and as seen from the figure, point of a knife has circular arc；Fig. 3 (c) is in Fig. 3 (a)
The faces A-A sectional view；Fig. 3 (d) is the faces B-B sectional view in Fig. 3 (a), and as seen from the figure, customization cutter 9 uses " barb-shaped " special knot
Structure, cutter head are hook-shaped, and cutter hub is round bar shape, and the cutter hub of wherein round bar shape is divided into as cross section larger big round rod segment and cross
The smaller roundlet rod segment in section.9 shape of customization cutter, size can preferably meet the workpiece boring of falling internal taper hole processing request, customize knife
Tool is a nonstandard self-control cutter, is gathered materials on the spot, and is processed by tool grinder using waste and old solid carbide end mill was used
It forms, cost is relatively low.Since customization cutter 9 is restructured using scrap hard alloy milling cutter, parameter is different from universal cutter,
It includes：
Anterior angle γ0：15°≤γ0≤20°；
Relief angle a0：14°≤a0≤18°；
Corner radius：0.15mm≤re≤0.25mm。
Fig. 4 is the grinding rod structural schematic diagram of the hole processing device of falling inner cone in the embodiment of the present invention, to further increase down
5.1 dimensional accuracy of internal taper hole, patent of the present invention are provided and are ground as shown in Figure 4 according to 5.1 design feature of internal taper hole and size requirement
Grinding core stick 10, grinding cone stick 10 are process using cast iron bar.Grinding cone stick 10 is used to grind in conjunction with the further precision of abrasive pastes
It grinds internal taper hole 5.1, improves cone match precision and surface roughness.
In one embodiment of the invention, grinding cone bar material use nodular cast iron, have higher-strength, preferably it is tough
Property, processing rear surface has tiny holes, can preferably volume abrasive pastes, grinding effect it is good；Grinding cone stick is according to the hole shape of falling inner cone
Size and meet processing request, be designed to inverted cone-shaped structure, after male cone (strobilus masculinus) is by mechanical Precision Machining, there is degree of precision,
Internal taper hole has higher taper dimensional accuracy and surface roughness after boring the grinding of stick combination abrasive pastes by grinding.
Fig. 5 (a) is the customization measurer structural schematic diagram of the hole processing device of falling inner cone in the embodiment of the present invention；Fig. 5 (b) is figure
Enlarged drawing in 5 (a) at circles mark, to meet to fall 5.1 internal diameter size testing requirements of internal taper hole, patent of the present invention is interior according to falling
5.1 design feature of taper hole and size requirement, provide customization measurer 11 as shown in Figure 5, and customization measurer 11 is carried out using standard slide calliper rule
Appropriate restructuring, satisfaction directly measure the end diameter of falling internal taper hole.Specifically, the customization measurer is to use normal tour
It marks slide calliper rule and carries out adaptability restructuring, groove-like is cut into bayonet root, can step down when detecting the end diameter of falling internal taper hole, avoid sending out
Raw interference phenomenon, can preferably be detected the end diameter of falling internal taper hole, this restructuring does not reduce vernier caliper original accuracy value.
Fig. 6 is that the inspection cone stick structural schematic diagram of the hole processing device of falling inner cone in the embodiment of the present invention is as seen from the figure full
Foot 5.1 taper size detection of internal taper hole requirement, patent of the present invention are provided according to 5.1 size of internal taper hole requirement such as Fig. 6 institutes
Show inspection cone stick 12, using red lead powder to internal taper hole 5.1 carries out coloration detection after grinding, examines cone stick coloring energy uniform
It wipes, realization is detected the taper for the aperture of falling inner cone.
In one embodiment of the invention, inspection cone 12 material of stick uses alloy tool steel, surface hardening, tool
There are higher hardness, wearability, examines cone stick according to the geomery of falling internal taper hole and to meet testing requirements, be designed to positive cone knot
Structure after male cone (strobilus masculinus) is by mechanical Precision Machining, has degree of precision, and internal taper hole bores stick by inspection and uses dye penetrant inspection, right
Conical surface precision carries out qualified judgement and examines.
The process of the hole processing device of falling inner cone clamping workpiece 5 using the present invention is as follows：
Using 8 clamping of built-up jig circular foundation plate, V-type locating piece 6, counterweight are installed on built-up jig circular foundation plate 8
Block 4, workpiece 5 are fixed on V-type locating piece 6, are adjusted internal taper hole 5.1 to be processed, are made its axle center and 8 center of circular foundation plate
It overlaps, clump weight 4 is adjacent to workpiece 5, is fastened workpiece 5 with pressing plate 1, pull rod 2, nut 3.
By 4 deployed dynamic balancing of clump weight, the hole machined of falling inner cone is carried out in numerically controlled lathe.In processing, numerically controlled lathe
Three-jaw clamps 8 outer circle of built-up jig circular foundation plate, and numerical control programming boring processes internal taper hole 5.1.
It includes following step that the hole processing device of falling inner cone using the present invention, which carries out the hole machined of falling inner cone and the method for detection,
Suddenly：
S1：According to the design feature of falling internal taper hole and size requirement, customization cutter is made, customization cutter is closed using waste and old hard
Golden milling cutter is restructured, and customization cutter parameters include：
Anterior angle γ0：15°≤γ0≤20°；
Relief angle a0：14°≤a0≤18°；
Corner radius：0.15mm≤re≤0.25mm。
S2：Using built-up jig clamping, and by the deployed dynamic balancing of clump weight, carries out down internal taper hole in numerically controlled lathe and add
Work.V-type locating piece, clump weight are installed, workpiece is fixed on V-type locating piece, adjusts to be added on built-up jig circular foundation plate
Work falls internal taper hole, so that its axle center is overlapped with circular foundation plate center, clump weight is adjacent to workpiece, with pressing plate, pull rod, nut by work
Part fastens.
S3：Numerically controlled lathe three-jaw clamps built-up jig circular foundation plate outer circle, and numerical control programming boring processes internal taper hole.Cutting
Machined parameters are：
Cutting speed：50m/min≤v≤60m/min；
Cutting depth：0.2mm≤ap≤0.3mm；
The amount of feeding：0.05mm/r≤f≤0.1mm/r.
S4：According to the design feature of falling internal taper hole and size requirement, customization measurer is made, customization measurer uses standard vernier calliper
Ruler carries out adaptation restructuring, and vernier caliper inner measuring jaw root is cut into openning shape (groove-like), is avoided straight to the small end of falling internal taper hole
Diameter measurement interferes, convenient for directly being measured the end diameter of falling internal taper hole.
S5：According to the design feature of falling internal taper hole and size requirement, grinding cone stick is made, grinding cone stick uses nodular cast iron stick
It is process.Abrasive pastes are uniformly smeared on the grinding cone stick conical surface, grinding cone stick is packed into workpiece and falls in internal taper hole, drill chuck of drilling machine
Grinding cone stick staight shank is clamped, workpiece orientation and fixation are adjusted, drill press spindle rotary speed is set as 50r/min~60r/min,
To the workpiece progress of falling internal taper hole precise finiss, the taper of falling internal taper hole precision and surface roughness are further increased.
S6：It is required according to the pore size of falling inner cone, makes and examine cone stick, three thickness are coated examining cone stick element of cone direction
Degree is 0.1 μm~0.3 μm of red lead powder, then is in close contact with the conical surface of falling internal taper hole after grinding, holds and examines cone bat handle, rotation
It is removed after 20 °~30 °, if cone stick uniform coloring is examined to illustrate that the taper of falling internal taper hole is qualified.
The technical process for carrying out the hole machined of falling inner cone in the process of the present invention using numerically controlled lathe is as follows：
1) clamping workpiece centering；
2) drill bit prebored hole is used；
3) standard internal turning tool bore hole is used；
4) standard internal turning tool vehicle male cone (strobilus masculinus) is used；
5) internal taper hole 5.1 is fallen with customization 9 vehicle of cutter, carrying out small end size with customization measurer 11 directly measures；
6) with grinding cone stick 10 5.1 conical surface of internal taper hole is fallen in conjunction with the further precise finiss of abrasive pastes；
7) with cone stick 12 is examined, by coloration detection, inspection cone stick coloring can be wiped uniformly, be examined to conical surface precision
It surveys；
8) workpiece reverses end for end turn-over clamping centering, another internal taper hole of processing；
9) drill bit prebored hole is used；
10) standard internal turning tool bore hole is used；
11) standard internal turning tool vehicle male cone (strobilus masculinus) is used；
12) internal taper hole 5.1 is fallen with customization 9 vehicle of cutter, carrying out small end size with customization measurer 11 directly measures；
13) with grinding cone stick 10 5.1 conical surface of internal taper hole is fallen in conjunction with the further precise finiss of abrasive pastes；
14) with cone stick 12 is examined, by coloration detection, inspection cone stick coloring can be wiped uniformly, be examined to conical surface precision
It surveys.
So far, complete two fall internal taper hole processing.
The built-up jig of the present invention uses circular foundation plate, consolidates workpiece in conjunction with V-type locating piece and pressing plate, pull rod, nut
Tightly, customization cutter is made, internal taper hole is fallen using numerical control workshop, the end diameter of falling internal taper hole is carried out using customization measurer straight
Measurement is connect, internal taper hole is fallen using the grinding cone further precise finiss of stick, is carried out using cone stick is examined to falling internal taper hole after grinding
Color detects.Cutter structure design of the present invention and material selection are ingenious reasonable, select suitable cutting parameter, and coordinate lapping mode,
Preferably solve the problems, such as the accurate small accurate to dimension of falling internal taper hole；By using customization measurer and special taper purchase inspection gauge, compared with
Small internal taper hole directly measurement and comprehensive detection are solved well.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all within the spirits and principles of the present invention made by all any modification, equivalent and improvement etc., should all include
Within protection scope of the present invention.
Claims (5)
1. a kind of hole processing device that falls inner cone, which is characterized in that it includes built-up jig, customization cutter (9), grinding cone stick
(10), customization measurer (11), inspection cone stick (12), wherein
The built-up jig include pressing plate (1), pull rod (2), nut (3), clump weight (4), V-type locating piece (6), supporting block (7),
Circular foundation plate (8), the pull rod (2) and the V-type locating piece (6) are fixed on circular foundation plate (6), the V-type locating piece
(6) it is used to grip workpiece (5),
The pull rod (2) has multiple, and pressing plate (1) also has multiple, has trepanning on the pressing plate (1), described to be interspersed in
On pull rod (2), the pressing plate (1) is used to compress the clump weight (4), the workpiece (5) and the supporting block (7),
The nut (3) is screwed onto the when of being fixed on pull rod (2) for spiral on the pull rod (2) and is fixed the pressing plate
(1), and then realization is fixed the clump weight (4), the workpiece (5) and the supporting block (7),
The clump weight (4) and the supporting block (7) position are adjustable, position, the clump weight (4) to be adjusted flexibly as needed
Workpiece (5) whole barycenter afterwards is fixed for adjusting built-up jig, the supporting block (7) is used to play branch when clamping workpiece (5)
Support acts on,
The customization cutter (9) is used for bore hole,
The grinding is bored stick (10) and is used to be fitted into the internal taper hole that customization cutter (8) boring processing obtains, the grinding cone
Abrasive pastes are uniformly smeared on stick (10) conical surface, for the spin finishing inner wall of falling internal taper hole,
Customization measurer (11) is used to measure the internal taper hole,
Examine cone stick (12) for detecting the internal taper hole, to judge whether it meets the requirements,
The customization cutter (9) is barb-shaped, and cutter head is hook-shaped, and cutter hub is round bar shape, and the cutter hub of wherein round bar shape is divided into
For the smaller roundlet rod segment of the larger big round rod segment in cross section and cross section,
For customization cutter (9) using using waste and old solid carbide end mill to be process by tool grinder, parameter is packet
It includes：
Anterior angle γ0：15°≤γ0≤20°；
Relief angle a0：14°≤a0≤18°；
Corner radius：0.15mm≤re≤ 0.25mm,
The customization measurer (11) is restructured using standard slide calliper rule, and groove-like is cut into bayonet root, can detect internal taper hole
It steps down when end diameter, avoids interfering phenomenon, the end diameter of falling internal taper hole is detected so as to good.
2. one kind hole processing device that falls inner cone as described in claim 1, which is characterized in that the grinding cone stick (10) is back taper
Shape, material are nodular cast iron.
3. one kind hole processing device that falls inner cone as claimed in claim 2, which is characterized in that the inspection cone stick (12) is positive cone
Shape, it is alloy tool steel to examine cone stick (12) material, and quenching treatment is passed through on surface.
4. a kind of using the method for carrying out the hole machined of falling inner cone detection such as one of claim 1-3 described devices, which is characterized in that
It includes the following steps,
S1：Customization cutter (9) is prepared, the customization cutter is restructured using scrap hard alloy milling cutter, customizes cutter parameters
Including：
Anterior angle γ0：15°≤γ0≤20°；
Relief angle a0：14°≤a0≤18°；
Corner radius re：0.15mm≤re≤ 0.25mm,
S2：Using built-up jig clamping workpiece (5), and by the deployed dynamic balancing of clump weight, inner cone is carried out down in numerically controlled lathe
Hole machined,
S3：Numerically controlled lathe three-jaw clamps the excircle board of the circular foundation plate of built-up jig, and numerical control programming boring is processed internal taper hole, cut
Cutting machined parameters is：
Cutting speed v：50m/min≤v≤60m/min
Cutting depth ap：0.2mm≤ap≤0.3mm
Amount of feeding f：0.05mm/r≤f≤0.1mm/r,
S4：The internal taper hole is measured using customization measurer (11),
S5：Abrasive pastes are uniformly smeared on grinding cone stick (10) conical surface, grinding cone stick, which is packed into workpiece, to fall in internal taper hole, and drilling machine bores
Collet clamps grinding cone stick staight shank, adjusts workpiece orientation and fixation, drill press spindle rotary speed is set as 50r/min~60r/
Min, to the workpiece progress of falling internal taper hole precise finiss,
S6：Be 0.1 μm~0.3 μm of pigment examining cone stick (12) element of cone direction to coat a plurality of thickness, then with grinding
The conical surface of falling internal taper hole is in close contact afterwards, is held and is examined cone bat handle, is removed after 20 °~30 ° of rotation, if examining cone stick uniform coloring
Illustrate the taper of falling internal taper hole qualification.
5. method as claimed in claim 4, which is characterized in that in step S6, examining cone stick element of cone direction coating three
The red lead powder that thickness is 0.1 μm~0.3 μm, to carry out taper detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916285.2A CN106312573B (en) | 2016-10-21 | 2016-10-21 | One kind hole processing device that falls inner cone and machining and testing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916285.2A CN106312573B (en) | 2016-10-21 | 2016-10-21 | One kind hole processing device that falls inner cone and machining and testing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106312573A CN106312573A (en) | 2017-01-11 |
| CN106312573B true CN106312573B (en) | 2018-09-28 |
Family
ID=57818243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610916285.2A Active CN106312573B (en) | 2016-10-21 | 2016-10-21 | One kind hole processing device that falls inner cone and machining and testing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106312573B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405482A (en) * | 2019-08-15 | 2019-11-05 | 安徽机电职业技术学院 | Vehicle boring built-up jig |
| CN113909600A (en) * | 2021-10-09 | 2022-01-11 | 中国航发北京航空材料研究院 | Quality evaluation method for turbine blade electrosparking gas film hole |
| CN117516312B (en) * | 2024-01-08 | 2024-04-09 | 成都乘风阀门有限责任公司 | Vernier caliper for online measurement of cock conical surface and measuring method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998028100A1 (en) * | 1996-12-24 | 1998-07-02 | Tetsuro Tagami | Chuck device for cutting tool and assembly thereof |
| US7357608B2 (en) * | 2005-11-15 | 2008-04-15 | Kennametal Inc. | Rotary tapered tool holder |
| CN202388279U (en) * | 2011-12-20 | 2012-08-22 | 无锡市航鹄科技有限公司 | Rudderpost lathe fixture |
| CN203076963U (en) * | 2012-12-10 | 2013-07-24 | 常州金瑞达科技有限公司 | Pickaxe arm taper hole turning clamp |
| CN103480862B (en) * | 2013-09-05 | 2016-01-13 | 通裕重工股份有限公司 | High accuracy and roughness circular cone endoporus turning process |
| CN104070388B (en) * | 2014-06-27 | 2016-08-24 | 天津铁路信号有限责任公司 | A kind of processing is positioned at the device in multiple upper different holes of workpiece |
| CN204339276U (en) * | 2014-12-05 | 2015-05-20 | 中核(天津)科技发展有限公司 | A kind of automatic processing device of the path copper pipe with interior outer cone and thin-wall circular |
-
2016
- 2016-10-21 CN CN201610916285.2A patent/CN106312573B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106312573A (en) | 2017-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106312573B (en) | One kind hole processing device that falls inner cone and machining and testing method | |
| CN109277885A (en) | A kind of method for grinding of tungsten carbide coating thin-walled guide tube | |
| CN104308275B (en) | Adjustable excircle cylinder process tool and its application method | |
| CN103317311A (en) | Machining method of floating cylinder | |
| JP5039666B2 (en) | Surface roughness measuring method, surface roughness measuring apparatus and processing apparatus | |
| CN107309651A (en) | The clamp for machining and processing method of a kind of special-shaped groove | |
| CN102601733B (en) | Online conical hole grinding, machining and measuring method for workpieces with large conical holes | |
| CN204976139U (en) | Mill hexagon nut hexagonal milling fixture fast | |
| CN106514147A (en) | Precise machining method for molded surfaces of high-temperature alloy compressor blades | |
| CN105458319A (en) | Precision taper hole boring processing method | |
| CN109590677A (en) | A kind of processing method of profound cylinder sealing inner hole | |
| CN102069428B (en) | Method for processing slender shaft on turning lathe or grinding machine through skewing-assisted processing or alignment processing | |
| CN110369971A (en) | A kind of mill bar processing technology of the grinding machine with external screw thread taper shank | |
| CN114425683A (en) | Method for machining taper pin hole | |
| CN212071070U (en) | Butterfly bearing locating hole processing equipment | |
| CN205519701U (en) | Adjustable device of lathe boring cutter depth of cut | |
| CN108044307A (en) | large high-strength alloy steel hook forging and processing method | |
| CN113352054A (en) | P-type pump plunger sleeve reaming and honing process | |
| CN111438587B (en) | Silicon carbide ceramic tube processing equipment and processing method | |
| CN201669618U (en) | Angle trimming device | |
| CN214792838U (en) | Micrometer for measuring caliber of taper hole | |
| CN215698134U (en) | Ring cover part inner wall curved surface counter sinking frock | |
| CN113182549B (en) | Method for machining high-precision rotating shaft excircle by using eccentric boring cutter | |
| CN111168164A (en) | Machining method and machining tool for thread ring gauge | |
| CN103481027A (en) | Method for processing valve core in oil cooler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |