CN106736775A - A kind of method and fixture for processing diamond grinding head - Google Patents
A kind of method and fixture for processing diamond grinding head Download PDFInfo
- Publication number
- CN106736775A CN106736775A CN201710153055.XA CN201710153055A CN106736775A CN 106736775 A CN106736775 A CN 106736775A CN 201710153055 A CN201710153055 A CN 201710153055A CN 106736775 A CN106736775 A CN 106736775A
- Authority
- CN
- China
- Prior art keywords
- grinding head
- diamond grinding
- clamping hole
- fixture
- rough
- 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.)
- Pending
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Classifications
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B1/00—Methods for turning or working essentially requiring the use of turning-machines; Use of auxiliary equipment in connection with such methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2220/00—Details of turning, boring or drilling processes
- B23B2220/24—Finishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2220/00—Details of turning, boring or drilling processes
- B23B2220/44—Roughing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
A kind of method and fixture for processing diamond grinding head, the lathe finish fixture that the rough-turning clamp and clamping hole matched including clamping hole and diamond grinding head grinding layer size match with diamond grinding head matrix size, the depth of the lathe finish fixture clamping hole needs cut-out length consistent with diamond grinding head matrix, it is characterised in that：Rough-turning clamp is fixed on the scroll chuck of lathe first, positioning boss is with scroll chuck end face against positioning, then by diamond grinding head grinding layer clamping in the clamping hole of rough-turning clamp, rough turn diamond grinding head matrix, after the completion of rough turn, lathe finish fixture is fixed on the scroll chuck of lathe again, in the diamond grinding head matrix insertion clamping hole after rough turn and being inserted into bottom, then smart car diamond grinding head matrix, after the completion of smart car, the diamond grinding head matrix on the inside of clamping hole is cut off along lathe finish fixture main body end face.The present invention can be positioned quickly, improve production efficiency, reduce measurer loss, reduce production cost.
Description
Technical field
Field is manufactured with grinding tool, and in particular to the method and folder of a kind of processing diamond grinding head the invention belongs to be machined
Tool.
Background technology
Metal-bonded diamond bistrique is made into through operations such as oversintering, corase grind, Vehicle Processing, fine grindings in process of production
Product.And diamond grinding head is in sintering process, because of factors such as high temperature, pressure, it is sintered after diamond grinding head blank steel matrix
Certain flexural deformation can be produced, jitter values are larger, up to tens (1=0.01mm), even more high gives Vehicle Processing operation
Clamping brings very big inconvenience.At present, metal-bonded diamond bistrique is all to use dial gauge pair during Vehicle Processing, generally
Diamond grinding head steel matrix is corrected, and its processing characteristic is to ensure that every jitter values of emery wheel rod are just entered in prescribed limit
Row processing, but, this kind of method need to constantly tap the diamond grinding head steel matrix that is clamped on lathe three-claw chuck to adjust gold
Hard rock bistrique jitter values, expend longer time, and because dial gauge syringe needle will contact diamond grinding head layer of sand, and diamond layer of sand
It is sharp, wear-resisting, cause syringe needle to be damaged, syringe needle is often changed, improve production cost.In addition, clamping process is for guarantee fund
Being of the required size for hard rock bistrique, also needs to measure diamond grinding head steel matrix size using slide measure, after measurement
Matrix is cut again, to ensure diamond grinding head finished product length dimension, so that whole processing step and its complexity.
The content of the invention
The present invention provides a kind of quick positioning in view of the shortcomings of the prior art, improves production efficiency, the amount of reducing
Tool loss, reduces the method and fixture of a kind of processing diamond grinding head of production cost.
The present invention adopts the following technical scheme that realization：A kind of fixture for processing diamond grinding head, including cylindrical main body,
One end of the main body is provided with the clamping hole for clamping diamond grinding head, is provided with the clamping hole and limits clamping hole depth
Limiting section, is additionally provided with the outage connected with clamping hole in the main body, the main body is provided with and clamping on the outside of clamping nose end
The positioning boss that hole is coaxially disposed.
The outage is arranged on the other end of main body and is coaxially disposed with the clamping hole so that axis of the body is passed through
It is logical.
The clamping hole forms limited step and constitutes limiting section with the junction of the outage.
The discharge opeing bore dia is less than clamping hole.
The expansion joint connected with clamping hole is provided with the main wall of the main body vertically, the main body outside is provided with and will set
Put the clip that the diamond grinding head in clamping hole is clamped.
A kind of method for processing diamond grinding head, including the fixture of diamond grinding head is processed, diamond grinding head will be processed
What clamping hole and diamond grinding head grinding layer size matched in fixture is set to rough-turning clamp, clamping hole and diamond grinding head matrix
What size matched is lathe finish fixture, and depth and the diamond grinding head matrix of the lathe finish fixture clamping hole need cut-out length
Unanimously, it is characterised in that：Rough-turning clamp is fixed on the scroll chuck of lathe first, positioning boss is tight with scroll chuck end face
By positioning, then by diamond grinding head grinding layer clamping in the clamping hole of rough-turning clamp, rough turn diamond grinding head matrix is rough turn
After the completion of, then lathe finish fixture is fixed on the scroll chuck of lathe, the diamond grinding head matrix after rough turn is inserted clamping hole
In and be inserted into bottom, then smart car diamond grinding head matrix, after the completion of smart car, by the diamond grinding head matrix on the inside of clamping hole
Cut off along lathe finish fixture main body end face.
The rough turn rotating speed is 600~1000r/min, and the diamond grinding head steel matrix diameter after processing is bigger than finished diameter
0.3~0.6mm, 1100~1500r/min of the smart car rotating speed.
The rough turn rotating speed is 800r/min, the smart car rotating speed 1300r/min.
Due to using said structure, the present invention breaches and single in the prior art clamps diamond grinding head matrix to process base
Body, causes diamond grinding head grinding layer and matrix the processing technology barriers that centering difficulty is big, step is complicated, by rough-turning clamp with
Using cooperatively for lathe finish fixture, is positioned come roughing matrix, it is ensured that mill to diamond grinding head grinding layer first using rough-turning clamp
Layer and matrix axiality are cut, matrix is then positioned by lathe finish fixture again, further finishing matrix ensures that matrix meets processing
Size, using this method clamping time is short, the small stabilization of jitter values, dimensional measurement is convenient, does not have the abrasion of measurer, and the present apparatus
Convenient mounting and clamping, realizes quick positioning of the diamond grinding head in lathe process, improves production efficiency, reduces measurer damage
Consumption, reduces production cost, and depth by lathe finish fixture clamping hole needs cut-out length with diamond grinding head matrix
Unanimously, after the completion of such smart car, the diamond grinding head matrix on the inside of clamping hole is cut off along lathe finish fixture main body end face, that is, is formed
Finished product, it is ensured that diamond grinding head is of the required size, without reusing slide measure to diamond grinding head steel matrix size
Matrix is cut again after measuring, processing step has been saved so that production efficiency and the quality of production are greatly improved.
Brief description of the drawings
Fig. 1 is the sectional view of the present apparatus.
Fig. 2 is the stereogram of the present apparatus.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described further.
As shown in Figure 1, 2, a kind of fixture for processing diamond grinding head, including clamping hole 23 is big with diamond grinding head grinding layer
The lathe finish fixture that the small rough-turning clamp for matching and clamping hole 23 match with diamond grinding head matrix size, the lathe finish fixture
The depth of clamping hole 23 needs cut-out length consistent with diamond grinding head matrix, and the main body 21 of fixture is one section of hollow circuit cylinder
There is a positioning boss 22 body, the front end of main body 21, and the clamping hole 23 of main body 21 of rough-turning clamp is smaller than diamond grinding head grinding layer diameter
0.3mm~1mm, the 0.5mm~1.5mm smaller than diamond grinding head base diameter of clamping hole 23 of main body 21 of lathe finish fixture, clamping hole
There is a limited step 24 after 23 extension certain lengths, be an outage 25 than the small 1mm~3mm of the diameter of clamping hole 23 after step,
There is an expansion joint 11 to run through in whole main body 21, expansion joint width is 0.4mm~1.0mm.
Embodiment 1, purpose：The diamond grinding head blank of a diameter of 10mm is machined to the finished product of a diameter of 8mm.
Through overground manufacturing procedure, diamond grinding head base diameter is 9.4mm.Selected rough-turning clamp clamping hole aperture is
9.4mm, lathe three-claw chuck is placed in by rough-turning clamp, and positioning boss 22 is abutted with scroll chuck end face, then by Buddha's warrior attendant stone mill
Then head front end layer of sand end 51 clamping tightens scroll chuck in rough-turning clamp clamping hole 23.It is rough turn, rotating speed 800r/
Min, 24 seconds process times 3 point, a diameter of 8.5mm of diamond grinding head steel matrix after processing；Then the diamond after will be rough turn
Bistrique rear end 62 is placed in lathe finish fixture clamping hole 43, the selected a diameter of 8.5mm of lathe finish fixture clamping hole, then tightens three
Dog chuck smart cars, rotating speed 1300r/min, 23 seconds process times 2 point, smart car is completed, so as to diamond grinding head jitter values can be ensured
Within 0.1mm, finally the diamond grinding head matrix on the inside of clamping hole is cut off along lathe finish fixture main body end face, it is ensured that diamond
Bistrique is of the required size.
Embodiment 2, the finished product of a diameter of 6mm is machined to by the diamond grinding head blank of a diameter of 8mm.
By roughly grinding manufacturing procedure, diamond grinding head base diameter is 7.6mm.Selected rough-turning clamp clamping hole aperture
It is 7.6mm, by rough-turning clamp on lathe three-claw chuck, rough-turning clamp positioning boss 22 is abutted with scroll chuck end face, so
The clamping of diamond grinding head front end layer of sand end steel matrix 51 is tightened into scroll chuck i.e. in rough-turning clamp clamping hole 23, then afterwards
Can.It is rough turn, rotating speed 800r/min, 14 seconds process times 1 point, the diamond grinding head back segment base diameter after processing is 7mm；Then
Diamond grinding head rear end 62 after will be rough turn is placed in lathe finish fixture clamping hole, and selected lathe finish fixture clamping hole aperture is
7mm, then tightens scroll chuck.Smart car, rotating speed 1300r/min, 21 seconds process times 3 point.This kind of mode is processed, it is ensured that gold
Hard rock bistrique jitter values meet the jitter values required by precision grinding process within 0.1mm, finally by the diamond on the inside of clamping hole
Bistrique matrix cuts off along lathe finish fixture main body end face, it is ensured that diamond grinding head is of the required size.
In the case study on implementation, being machined to be machined with prior art by fixture is together carried out to having a competition
Test, under the same terms such as allowance, bite and rotating speed, Statistical Comparison is carried out to process time, experimental result is as follows, such as
Shown in table 1.
1 dozen of table correction of table and fixture correction process time contrast
From the point of view of above experimental data, prior art corrects long the time required to jitter values are processed by playing table,
And the operating technology is big to technical staff's accordance with tolerance, the experienced hands operating time is short, and the person's of being lacking in experience operating time is longer, and
Also need to be operated using dial gauge, slide measure these measurers in clamping process.And the fixture for passing through the application is corrected, not only
Positioning processing can be quickly carried out to diamond grinding head, and it is relatively low to technical staff's accordance with tolerance, in addition, also saving the loss of measurer.
The above, only present invention specific implementation case explanation, it is impossible to which the scope of the present invention is limited with this.
All equivalence changes made according to the present patent application claims and description and modification, all in the model of present invention protection
In enclosing.
Claims (8)
1. it is a kind of process diamond grinding head fixture, it is characterised in that：Main body including cylinder, one end of the main body is provided with
Clamping hole for clamping diamond grinding head, is provided with the limiting section for limiting clamping hole depth, in the main body in the clamping hole
The outage connected with clamping hole is additionally provided with, the main body is provided with the convex being coaxially disposed with clamping hole on the outside of clamping nose end
Platform.
2. it is according to claim 1 processing diamond grinding head fixture, it is characterised in that：The outage is arranged on main body
The other end and be coaxially disposed with the clamping hole so that axis of the body insertion.
3. it is according to claim 2 processing diamond grinding head fixture, it is characterised in that：The clamping hole and the discharge opeing
The junction in hole forms limited step and constitutes limiting section.
4. it is according to claim 3 processing diamond grinding head fixture, it is characterised in that：The discharge opeing bore dia is less than dress
Folder hole.
5. according to the fixture of the described processing diamond grinding head of one of Claims 1-4, it is characterised in that：The master of the main body
The expansion joint connected with clamping hole is provided with body wall vertically, the main body outside is provided with the Buddha's warrior attendant stone mill that will be set in clamping hole
The clip of head clamping.
6. a kind of fixture of method for processing diamond grinding head, including the processing diamond grinding head described in claim 5, will process
What clamping hole and diamond grinding head grinding layer size matched in the fixture of diamond grinding head is set to rough-turning clamp, clamping hole and gold
What hard rock bistrique matrix size matched is lathe finish fixture, and depth and the diamond grinding head matrix of the lathe finish fixture clamping hole are needed
Cut-out length is consistent, it is characterised in that：Rough-turning clamp is fixed on the scroll chuck of lathe first, positioning boss and three
Dog chuck end face is against positioning, then by diamond grinding head grinding layer clamping in the clamping hole of rough-turning clamp, rough turn diamond
Bistrique matrix, it is rough turn after the completion of, then lathe finish fixture is fixed on the scroll chuck of lathe, the diamond grinding head base after rough turn
In body insertion clamping hole and bottom is inserted into, then smart car diamond grinding head matrix, after the completion of smart car, by the gold on the inside of clamping hole
Hard rock bistrique matrix cuts off along lathe finish fixture main body end face.
7. it is according to claim 6 processing diamond grinding head method, it is characterised in that：The rough turn rotating speed be 600~
1000r/min, the diamond grinding head steel matrix diameter 0.3~0.6mm bigger than finished diameter after processing, the smart car rotating speed 1100
~1500r/min.
8. it is according to claim 7 processing diamond grinding head method, it is characterised in that：The rough turn rotating speed is 800r/
Min, the smart car rotating speed 1300r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710153055.XA CN106736775A (en) | 2017-03-15 | 2017-03-15 | A kind of method and fixture for processing diamond grinding head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710153055.XA CN106736775A (en) | 2017-03-15 | 2017-03-15 | A kind of method and fixture for processing diamond grinding head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106736775A true CN106736775A (en) | 2017-05-31 |
Family
ID=58961568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710153055.XA Pending CN106736775A (en) | 2017-03-15 | 2017-03-15 | A kind of method and fixture for processing diamond grinding head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106736775A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108032121A (en) * | 2017-12-18 | 2018-05-15 | 中国航发贵州黎阳航空动力有限公司 | A kind of axle journal of bipode class blade turns collet |
| CN110961960A (en) * | 2019-11-14 | 2020-04-07 | 首都航天机械有限公司 | Numerical control lathe clamp for machining slender shaft with flange plate |
| CN114559280A (en) * | 2021-12-08 | 2022-05-31 | 中国航空工业集团公司北京航空精密机械研究所 | Clamping tool for preventing deformation in machining of tiny slender shaft parts |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108032121A (en) * | 2017-12-18 | 2018-05-15 | 中国航发贵州黎阳航空动力有限公司 | A kind of axle journal of bipode class blade turns collet |
| CN110961960A (en) * | 2019-11-14 | 2020-04-07 | 首都航天机械有限公司 | Numerical control lathe clamp for machining slender shaft with flange plate |
| CN114559280A (en) * | 2021-12-08 | 2022-05-31 | 中国航空工业集团公司北京航空精密机械研究所 | Clamping tool for preventing deformation in machining of tiny slender shaft parts |
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Application publication date: 20170531 |