CN221019766U - Positioning ring mills fixed location frock - Google Patents
Positioning ring mills fixed location frock Download PDFInfo
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- CN221019766U CN221019766U CN202322792000.7U CN202322792000U CN221019766U CN 221019766 U CN221019766 U CN 221019766U CN 202322792000 U CN202322792000 U CN 202322792000U CN 221019766 U CN221019766 U CN 221019766U
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- 238000003801 milling Methods 0.000 claims abstract description 17
- 238000003754 machining Methods 0.000 abstract description 47
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a milling, fixing and positioning tool for a positioning ring, which comprises a positioning base, wherein a first workpiece fixing and positioning part and a second workpiece fixing and positioning part are respectively arranged at two ends of the top of the positioning base; the first workpiece fixing and positioning part comprises a first processing coordinate origin hole, a first workpiece fixing threaded hole and a first positioning pin; the second workpiece fixing and positioning part comprises a second machining coordinate origin hole, and second workpiece fixing threaded holes are respectively formed in four directions around the second machining coordinate origin hole; the outer side of the second workpiece fixing threaded hole is provided with a first supporting block, a second supporting block, a third supporting block and a fourth supporting block in a ring manner; and second locating pins corresponding to the workpiece reference holes are respectively arranged on the first supporting block and the third supporting block. The utility model can finish a plurality of processing procedures on one tool, thereby greatly improving the processing efficiency; and the sinking part of the workpiece can be effectively attached to the tool, so that the processing quality of the workpiece and the service life of the tool can be effectively ensured.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a milling, fixing and positioning tool for a positioning ring.
Background
The positioning ring is a military supplies work piece, and when the work piece is processed, the processing quality requirement is more strict. Referring to fig. 1 and 2, the workpiece has a circular shape, and the processing structure is relatively complex and the rigidity of the workpiece is relatively poor, so that in order to reduce the processing stress and avoid deformation of the workpiece, a plurality of processing steps of front rough processing, secondary rough processing, semi-finish processing and back finish processing are required during processing.
However, the existing tooling used for processing the positioning ring can only complete one processing procedure, and different tooling needs to be replaced when the processing of one procedure is completed, so that the processing efficiency is seriously affected; and because the work piece is drawn out around the boss after rough machining, when carrying out finish machining clamping, boss subsidence position can not be effectively laminated with the frock, is in unsettled state, produces the vibration easily during processing to influence the processingquality of work piece and the life of cutter.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a positioning ring milling, fixing and positioning tool, which can finish a plurality of processing procedures on one tool, and greatly improves the processing efficiency; and the sinking part of the workpiece can be effectively attached to the tool, so that the processing quality of the workpiece and the service life of the tool can be effectively ensured.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
The milling, fixing and positioning tool for the positioning ring comprises a positioning base, wherein a first workpiece fixing and positioning part and a second workpiece fixing and positioning part are respectively arranged at two ends of the top of the positioning base;
The first workpiece fixing and positioning part comprises a first processing coordinate origin hole, a first workpiece fixing threaded hole corresponding to the workpiece fixing hole and first positioning pins which are respectively arranged at two sides of the first processing coordinate origin hole and correspond to the workpiece reference hole are respectively arranged at four directions around the first processing coordinate origin hole;
The second workpiece fixing and positioning part comprises a second processing coordinate origin hole, and second workpiece fixing threaded holes corresponding to the workpiece fixing holes are respectively formed in four directions around the second processing coordinate origin hole; the outer side of the second workpiece fixing threaded hole is provided with a first supporting block, a second supporting block, a third supporting block and a fourth supporting block in a ring mode;
the first support block, the second support block and the third support block are sequentially connected in a clockwise direction, and the fourth support block is respectively arranged at intervals with the first support block and the third support block;
And second positioning pins corresponding to the workpiece reference holes are respectively arranged on the first supporting block and the third supporting block.
In the positioning ring milling, fixing and positioning tool, the second workpiece fixing and positioning part of the positioning base is also provided with a plurality of first supporting block fixing holes, second supporting block fixing holes, third supporting block fixing holes and fourth supporting block fixing holes in an annular interval manner;
The first support block, the second support block, the third support block and the fourth support block are respectively fixed in the first support block fixing hole, the second support block fixing hole, the third support block fixing hole and the fourth support block fixing hole through screws.
In the positioning ring milling, fixing and positioning tool, the second workpiece fixing and positioning part is further provided with a plurality of supporting block positioning pins; the first supporting block, the second supporting block, the third supporting block and the fourth supporting block are respectively positioned at the second workpiece fixing and positioning part through supporting block positioning pins.
The positioning ring milling, fixing and positioning tool comprises a first support block, a second support block, a third support block and a fourth support block, wherein screw holes corresponding to the first support block fixing holes, the second support block fixing holes, the third support block fixing holes and the fourth support block fixing holes are formed in the first support block, the second support block, the third support block and the fourth support block, and the screw holes are counter bores.
According to the positioning ring milling and fixing positioning tool, the first supporting block, the second supporting block, the third supporting block and the fourth supporting block are respectively provided with the supporting block positioning holes corresponding to the supporting block positioning pins.
The utility model has the technical effects and advantages that:
1. According to the positioning ring milling fixed positioning tool provided by the utility model, the positioning pins are respectively arranged on the first fixed positioning part and the second fixed positioning part, so that the workpiece can be positioned quickly and accurately by clamping the workpiece reference hole and the positioning pins correspondingly when clamping the workpiece; the workpiece fixing threaded holes are respectively formed in the first fixing and positioning part and the second fixing and positioning part, and the workpiece is fixed on the positioning base through threaded connection, so that the workpiece can be quickly fixed, and the workpiece is convenient and quick to clamp, so that the stability and the machining efficiency of workpiece machining are greatly improved.
2. According to the positioning ring milling and fixing positioning tool, the first supporting block, the second supporting block, the third supporting block and the fourth supporting block are arranged on the second fixing and positioning part, so that each suspended part of a workpiece can be effectively supported by the supporting blocks of the tool when the workpiece is clamped, vibration of the workpiece in the machining process is avoided, the machining quality of the workpiece is improved, and the service life of a cutter is effectively guaranteed.
3. According to the positioning ring milling and fixing positioning tool provided by the utility model, the first fixing positioning part and the second fixing positioning part are arranged on the positioning base, the front surface of the workpiece and the back surface of the workpiece are respectively machined, and the semi-finishing and finishing of the workpiece can be completely finished on the same tool without changing the tool, so that the machining efficiency is greatly improved.
4. According to the positioning ring milling fixed positioning tool provided by the utility model, the first machining coordinate origin hole and the second machining coordinate origin hole are respectively arranged on the first fixed positioning part and the second fixed positioning part, so that a machining coordinate system can be converted onto the tool, the first machining coordinate origin hole and the second machining coordinate origin hole are used as machining coordinate origins, the machining coordinate system can be set at one time according to the machining coordinate origins, and when a workpiece is machined in batches, the workpiece does not need to be independently aligned and the machining coordinates are reset each time, so that the machining efficiency is improved to a great extent, and the operation error rate is reduced.
Drawings
FIG. 1 is a schematic diagram of the front structure of a clamped workpiece according to the present utility model;
FIG. 2 is a schematic view of the back side structure of a clamped workpiece according to the present utility model;
FIG. 3 is a schematic diagram of the structure of the present utility model;
FIG. 4 is a schematic view of a first support block according to the present utility model;
FIG. 5 is a schematic view of a second support block according to the present utility model;
FIG. 6 is a schematic view of a third support block according to the present utility model;
FIG. 7 is a schematic view of a fourth support block according to the present utility model;
FIG. 8 is a schematic view of a structure of clamping a workpiece A by a first fixing and positioning part according to the present utility model;
fig. 9 is a schematic view of a structure of clamping a workpiece in a B state by a second fixing and positioning portion according to the present utility model.
Reference numerals in the drawings: 1. positioning a base; 11. a first machining coordinate origin hole; 12. a first workpiece fixing threaded hole; 13. a first positioning pin; 21. the second machining coordinate origin hole; 22. a second workpiece fixing threaded hole; 23. a first support block; 231. a first support block fixing hole; 24. a second support block; 241. a second support block fixing hole; 25. a third support block; 251. a third support block fixing hole; 26. a fourth support block; 261. a fourth support block fixing hole; 27. a second positioning pin; 28. a supporting block locating pin; 3. a workpiece; 31. a workpiece fixing hole; 32. and a workpiece reference hole.
Detailed Description
The utility model is described in further detail below with reference to examples given in the accompanying drawings.
Referring to fig. 3, the positioning ring milling and fixing positioning tool comprises a positioning base 1, wherein a first workpiece fixing and positioning part and a second workpiece fixing and positioning part are respectively arranged at two ends of the top of the positioning base 1; when the first workpiece fixing and positioning part is used for clamping the workpiece 3, the front surface of the workpiece 3 faces upwards, and rough machining, secondary rough machining and semi-finish machining processes of the front surface of the workpiece 3 can be completed; when the second workpiece fixing and positioning part is used for clamping the workpiece 3, the back surface of the workpiece 3 faces upwards, and the finish machining process of the back surface of the workpiece 3 can be completed.
During the implementation, through setting up first fixed location portion and the fixed location portion of second on positioning base 1, can process the front of work piece 3 and the back of work piece 3 respectively, the rough machining of work piece 3, two rough machining, semi-finishing and finish machining just can all accomplish on this one frock, need not change other frock, have improved machining efficiency to a great extent like this.
Referring to fig. 3, the first workpiece fixing location part includes a first machining origin hole 11. A first workpiece fixing screw hole 12 corresponding to the workpiece fixing hole 31 and first positioning pins 13 respectively provided on both sides of the first machining origin hole 11 and corresponding to the workpiece reference hole 32 are respectively provided in four directions around the first machining origin hole 11.
In specific implementation, the coordinate system of the front machining of the workpiece 3 can be converted to the tool through the first machining coordinate origin hole 11, the first machining coordinate origin hole 11 is used as the machining coordinate origin, and the machining coordinate system can be set according to the machining coordinate origin.
Referring to fig. 3, the second workpiece fixing location part includes a second machining origin hole 21. Second workpiece fixing screw holes 22 corresponding to the workpiece fixing holes 31 are respectively formed in four directions around the second processed coordinate origin hole 21; the outer side of the second workpiece fixing threaded hole 22 is provided with a first supporting block 23, a second supporting block 24, a third supporting block 25 and a fourth supporting block 26 in a ring mode.
In specific implementation, the coordinate system of the back surface machining of the workpiece 3 can be converted to the tooling through the second machining coordinate origin hole 22, the second machining coordinate origin hole 22 is used as the machining coordinate origin, and the machining coordinate system can be set according to the machining coordinate origin.
Further, in order to facilitate the supporting blocks to effectively support the concave surfaces a, B, C and D of the workpiece 3, when the supporting blocks are assembled, the first supporting block 23, the second supporting block 24 and the third supporting block 25 are sequentially connected in a clockwise direction, and the fourth supporting block 26 is respectively arranged at intervals with the first supporting block 23 and the third supporting block 25; the first support block 23, the second support block 24, the third support block 25 and the fourth support block 26 are respectively in one-to-one correspondence with the concave A face, the B face, the C face and the D face of the workpiece 3, so that the concave face of the workpiece 3 can be effectively supported when the workpiece 3 is clamped.
During the concrete implementation, through the first supporting block 23, the second supporting block 24, the third supporting block 25 and the fourth supporting block 26 that set up, when carrying out work piece 3 clamping, can make each unsettled position of work piece 3 all effectively supported by the supporting block of frock, avoided work piece 3 to take place the vibration in the course of working to can improve the processingquality of work piece 3, and ensure the life of cutter effectively.
In the specific implementation, referring to fig. 3, second positioning pins 27 corresponding to the workpiece reference holes 32 are respectively provided on the first support block 23 and the third support block 25. Through the second locating pins 27, when the workpiece 3 is clamped, the workpiece reference holes 32 are respectively corresponding to the two second locating pins 27, so that the workpiece 3 can be rapidly positioned, and the clamping efficiency of the workpiece 3 is greatly improved.
In specific implementation, as shown in fig. 8, the second workpiece fixing and positioning portion of the positioning base 1 is further provided with a plurality of first supporting block fixing holes 231, second supporting block fixing holes 241, third supporting block fixing holes 251 and fourth supporting block fixing holes 261 at intervals.
In specific implementation, the first supporting block 23, the second supporting block 24, the third supporting block 25 and the fourth supporting block 26 are respectively fixed in the first supporting block fixing hole 231, the second supporting block fixing hole 241, the third supporting block fixing hole 251 and the fourth supporting block fixing hole 261 by screws.
In particular, referring to fig. 8, the second workpiece fixing and positioning portion is further provided with a plurality of supporting block positioning pins 28. The first support block 23, the second support block 24, the third support block 25 and the fourth support block 26 are respectively positioned at the second workpiece fixing and positioning part by the support block positioning pins 28 when assembled.
In specific implementation, referring to fig. 4, 5, 6 and 7, screw holes 4 corresponding to the first support block fixing hole 231, the second support block fixing hole 241, the third support block fixing hole 251 and the fourth support block fixing hole 261 are formed in the first support block 23, the second support block 24, the third support block 25 and the fourth support block 26, and the screw holes 4 are formed as counter bores so as not to affect the clamping of the workpiece 3 by the fixing screws.
In the specific implementation, referring to fig. 4, 5, 6 and 7, support block positioning holes 5 corresponding to the support block positioning pins 28 are further formed in the first support block 23, the second support block 24, the third support block 25 and the fourth support block 26, respectively. When the supporting block is assembled, the supporting block positioning holes 5 are matched with the corresponding supporting block positioning pins 28 respectively, so that the supporting blocks can be positioned quickly, and the assembling efficiency of the supporting blocks is improved.
In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.
When the front surface of the workpiece 3 needs to be processed, as shown in fig. 8, the front surface of the workpiece 3 is upward, two workpiece reference holes 5 on the workpiece 3 are respectively corresponding to two first positioning pins 13, the workpiece 3 is positioned on a first workpiece fixing and positioning part, after the workpiece 3 is positioned, four workpiece fixing holes 4 of the workpiece 3 are respectively corresponding to first workpiece fixing threaded holes 12 one by one, and then the workpiece 3 is fixed on the first workpiece fixing and positioning part through screws for processing the front surface;
when the back surface of the workpiece 3 needs to be processed, as shown in fig. 9, the back surface of the workpiece 3 is upward, two workpiece reference holes 5 on the workpiece 3 are respectively corresponding to two second positioning pins 27, the workpiece 3 is positioned on a second workpiece fixing and positioning part, and at this time, the concave a surface, the B surface, the C surface and the D surface of the workpiece 3 are respectively and effectively attached to the top surfaces of the first supporting block 23, the second supporting block 24, the third supporting block 25 and the fourth supporting block 26, so that vibration of the workpiece in the processing process can be avoided; after the workpiece 3 is positioned, the four workpiece fixing holes 4 of the workpiece 3 are respectively in one-to-one correspondence with the second workpiece fixing threaded holes 22, and then the workpiece 3 is fixed on the second workpiece fixing and positioning part through screws for back surface machining.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which falls within the scope of the present utility model.
Claims (5)
1. The utility model provides a fixed location frock is milled to holding ring which characterized in that: the device comprises a positioning base (1), wherein a first workpiece fixing and positioning part and a second workpiece fixing and positioning part are respectively arranged at two ends of the top of the positioning base (1);
The first workpiece fixing and positioning part comprises a first processing coordinate origin hole (11), first workpiece fixing threaded holes (12) corresponding to the workpiece fixing holes are respectively formed in four directions around the first processing coordinate origin hole (11), and first positioning pins (13) which are respectively arranged at two sides of the first processing coordinate origin hole (11) and correspond to the workpiece reference holes;
The second workpiece fixing and positioning part comprises a second processing coordinate origin hole (21), and second workpiece fixing threaded holes (22) corresponding to the workpiece fixing holes are respectively formed in four directions around the second processing coordinate origin hole (21); a first supporting block (23), a second supporting block (24), a third supporting block (25) and a fourth supporting block (26) are arranged on the outer side of the second workpiece fixing threaded hole (22) in a surrounding mode;
The first supporting block (23), the second supporting block (24) and the third supporting block (25) are sequentially connected in a clockwise direction, and the fourth supporting block (26) is respectively arranged at intervals with the first supporting block (23) and the third supporting block (25);
and second positioning pins (27) corresponding to the workpiece reference holes are respectively arranged on the first supporting block (23) and the third supporting block (25).
2. The positioning ring milling and fixing positioning tool according to claim 1, wherein: the second workpiece fixing and positioning part of the positioning base (1) is also provided with a plurality of first supporting block fixing holes (231), second supporting block fixing holes (241), third supporting block fixing holes (251) and fourth supporting block fixing holes (261) at intervals in an annular mode;
The first supporting block (23), the second supporting block (24), the third supporting block (25) and the fourth supporting block (26) are respectively fixed in the first supporting block fixing hole (231), the second supporting block fixing hole (241), the third supporting block fixing hole (251) and the fourth supporting block fixing hole (261) through screws.
3. The positioning ring milling and fixing positioning tool according to claim 2, wherein: the second workpiece fixing and positioning part is also provided with a plurality of supporting block positioning pins (28); the first supporting block (23), the second supporting block (24), the third supporting block (25) and the fourth supporting block (26) are respectively positioned at the second workpiece fixing and positioning part through supporting block positioning pins (28).
4. A positioning ring milling fixture according to claim 3, wherein: screw holes corresponding to the first supporting block fixing holes (231), the second supporting block fixing holes (241), the third supporting block fixing holes (251) and the fourth supporting block fixing holes (261) are formed in the first supporting block (23), the second supporting block (24), the third supporting block (25) and the fourth supporting block (26), and the screw holes are counter bores.
5. A positioning ring milling fixture according to claim 3, wherein: support block locating holes corresponding to the support block locating pins (28) are also respectively formed in the first support block (23), the second support block (24), the third support block (25) and the fourth support block (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322792000.7U CN221019766U (en) | 2023-10-18 | 2023-10-18 | Positioning ring mills fixed location frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322792000.7U CN221019766U (en) | 2023-10-18 | 2023-10-18 | Positioning ring mills fixed location frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221019766U true CN221019766U (en) | 2024-05-28 |
Family
ID=91179289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322792000.7U Active CN221019766U (en) | 2023-10-18 | 2023-10-18 | Positioning ring mills fixed location frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221019766U (en) |
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2023
- 2023-10-18 CN CN202322792000.7U patent/CN221019766U/en active Active
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