CN215280021U - Milling machine fixture for arc-shaped step profile of ring assembly - Google Patents
Milling machine fixture for arc-shaped step profile of ring assembly Download PDFInfo
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- CN215280021U CN215280021U CN202022891136.XU CN202022891136U CN215280021U CN 215280021 U CN215280021 U CN 215280021U CN 202022891136 U CN202022891136 U CN 202022891136U CN 215280021 U CN215280021 U CN 215280021U
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- ring assembly
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- bow
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Abstract
The utility model discloses a milling machine fixture that bow-shaped step profile of ring subassembly was used, including base member, locating plate, backup plate, base member relevant position are provided with the locating hole, and locating plate, backup plate can fix respectively on the base member, set up the inboard semicircle R1 that is used for processing the bow respectively on locating plate, the backup plate, the type groove of R2 profile. When the clamp is used for positioning the ring assembly on the base body at one time, the sizes of the surfaces of the step semicircles R1 and R2 of the arch piece on the ring assembly are processed through the positioning plate and the template, and the coaxiality precision requirements of the surfaces of the step semicircles R1 and R2 of the arch piece on the ring assembly are well guaranteed.
Description
Technical Field
The utility model relates to a frock clamp technical field, concretely relates to milling machine fixture that bow-shaped step profile of ring subassembly was used.
Background
The same position of bow-shaped piece has two semicircle profile sizes to need processing on the ring subassembly, owing to be the welding subassembly, the location of part is not good, and the processing degree of difficulty is big, and size precision is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
Purpose of the utility model
In order to solve the problem, the utility model provides a milling machine fixture that bow-shaped step profile of ring subassembly was used.
Technical solution of utility model
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:
the utility model provides a milling machine fixture that bow-shaped step profile of ring subassembly was used, includes base member, locating plate, profiling board, and locating plate, profiling board, base member relevant position are provided with the locating hole, and locating plate, profiling board can be fixed respectively on the base member, offer the type groove that is used for processing two semicircle R1 of inboard of bow-shaped spare, R2 step profile on locating plate, the profiling board respectively.
Preferably, the base body is of a disc-shaped structure with a circular boss on the top surface, and the inner diameter of the ring assembly to be processed is positioned through the outer circumferential surface of the circular boss.
Preferably, the positioning plate is of an annular structure, the grooves for machining the inner semicircular R1 profiles of the bows are located close to the outer circumferential surface of the positioning plate, the number and the positions of the grooves correspond to those of the inner semicircular R1 profiles of the bows to be machined, the grooves which are formed in the outer circumferential surface of the positioning plate and are adjacent to the inner semicircular R1 profiles of the bows to be machined are communicated with the grooves for letting the cutter, the chip removal grooves and the liquid discharge grooves be communicated with the grooves for machining the inner semicircular profiles of the bows.
Preferably, the backup plate is of an annular structure, the grooves for machining the inner semicircular R2 profiles of the arch are located close to the outer circumferential surface of the backup plate, the number and the positions of the grooves correspond to those of the inner semicircular R2 profiles of the arch to be machined, the grooves which are formed in the outer circumferential surface of the backup plate and are adjacent to the outer semicircular profiles of the arch to be machined are communicated with the grooves for letting the cutter, the chip removal grooves and the liquid discharge grooves be communicated with the grooves for machining the outer semicircular profiles of the arch.
Preferably, the inner circumferential surface of the positioning plate is provided with a plurality of empty grooves for keeping away the cutter and discharging chips and liquid. The inner circumferential surface of the backup plate is provided with a plurality of empty grooves for keeping away the cutter, removing chips and discharging liquid.
Preferably, handles are provided on opposite sides of the lower portion of the base.
The positioning plate and the profiling plate are fixed on the base body through the positioning diamond pins and the positioning cylindrical pins.
Preferably, the base body is provided with a plurality of lightening holes, empty cutter grooves and chip grooves.
Preferably, the central part of the substrate is fixed with a milling machine through a positioning mandrel.
The advantages of the utility model
The utility model has the advantages that: the ring assembly is positioned on the base body at one time, the sizes of the R2 molded surfaces of the semicircular R1 stepped on the arch piece on the ring assembly are processed through the positioning plate and the template, and the coaxiality precision requirements of the R2 molded surfaces of the semicircular R1 stepped on the arch piece are well guaranteed. Only the positioning plate needs to be replaced by the master plate, and the positioning reference of the part is unchanged. Meanwhile, the fixture is positioned on the milling machine workbench by adopting the positioning mandrel, and the fixture is convenient to mount and take a workpiece, so that the production efficiency can be greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of a milling jig for an arcuate step profile of a ring assembly of the present invention.
Figure 2 is a top view of the milling machine fixture for the arcuate stepped profile of the ring assembly of the present invention.
Fig. 3 is a front view of the base.
Fig. 4 is a sectional view a-a in fig. 3.
Fig. 5 is a front view of the positioning plate.
Fig. 6 is a front view of the master plate.
Fig. 7 is a process diagram of a processed ring assembly.
Fig. 8 is a sectional view a-a in fig. 7.
Shown in the figure: 1-base body, 2-positioning plate, 3-positioning core shaft, 4-positioning diamond pin, 5-washer, 6-nut, 7-bolt, 8-positioning cylindrical pin, 9-fixing bush and 10-backup plate.
Detailed Description
The detailed description of the embodiments of the present invention is provided with the summary of the present invention and the accompanying drawings.
The utility model provides a milling machine fixture that bow-shaped step profile of ring subassembly was used, includes base member 1, locating plate 2, backup plate 10, and locating plate 2, backup plate 10, base member 1 relevant position are provided with the locating hole, and locating plate 2, backup plate 10 can fix respectively on base member 1, offer the type groove that is used for processing inboard semicircle R1, R2 step profile of bow respectively on locating plate 2, the backup plate 10.
The base body 1 is of a disc-shaped structure with a circular boss on the top surface, and the inner diameter of the ring assembly to be processed is positioned through the outer circumferential surface of the circular boss.
The positioning plate 2 is of an annular structure, the groove for machining the inner side semicircular R1 molded surface of the bow is located close to the outer circumferential surface of the positioning plate 2, the number and the position of the grooves correspond to the positions of the inner side semicircular R1 molded surfaces of the bow to be machined, the groove which is formed in the outer circumferential surface of the positioning plate 2 and is adjacent to the inner side semicircular R1 molded surface of the bow to be machined is used for leading the cutter, the empty groove for chip removal and liquid drainage to be communicated with the groove for machining the inner side semicircular molded surface of the bow.
The backup plate 10 is of an annular structure, the groove for machining the inner side semicircle R2 molded surface of the arch piece is located close to the outer circumferential surface of the backup plate 10, the number and the position of the grooves correspond to the positions of the inner side semicircle R2 molded surfaces of the arch piece to be machined, the groove which is formed in the outer circumferential surface of the backup plate 10 and is close to the inner side semicircle R2 molded surface of the arch piece to be machined is used for leading a tool, a hollow groove for chip removal and liquid drainage to be communicated with the groove for machining the inner side semicircle molded surface of the arch piece.
The inner circumferential surface of the positioning plate 2 is provided with a plurality of empty grooves for keeping away the cutter, removing chips and discharging liquid.
The inner circumferential surface of the profiling plate 10 is provided with a plurality of empty grooves for allowing the cutter grooves and discharging chips and liquid.
The opposite side of the lower part of the base body 1 is provided with a handle.
The positioning plate 2 and the profiling plate 10 are fixed on the base body 1 through the positioning diamond pins 4 and the positioning cylindrical pins 8.
The matrix 1 is provided with a plurality of lightening holes and chip grooves.
The central part of the matrix 1 is fixed with a milling machine through a positioning mandrel 3.
Adopt the utility model discloses a milling machine fixture processing's process as follows:
fixing the central part of a base body 1 on a milling machine workbench through a positioning mandrel 3, positioning the inner diameter of a ring assembly to be processed through the excircle of a circular boss on the base body 1, adjusting the position of the ring assembly to be processed to align the reference surfaces of a bow-shaped piece at the position 1 on the ring assembly to be processed, penetrating a positioning plate 2 and a positioning cylindrical pin 8 through the positioning plate 2 and the base body 1 to fix the positioning plate 2 on the base body 1, wherein 6 bow-shaped pieces on the ring assembly to be processed need to be processed with semicircular profiles in the embodiment, clamping the ring assembly to be processed by 6 groups of bolts and nuts, as shown in figure 7, the semicircular profiles R1 and R2 on the bow-shaped pieces are subjected to tool setting from the reference position 1 in figure 7, then starting the R1 profile dimension processing at the reference position 1, sequentially processing R1 profiles at 2, 3, 4, 5 and 6, and after the R1 profiles at each part of the assembly are processed, and (3) taking down the positioning plate 2, replacing the positioning plate 2 with a master template 10, and clamping the workpiece by 6 groups of bolts and nuts. The second clamped collar assembly is then subjected to a second R2 size pass, starting with the R2 size at datum position 1, followed by the R2 size at each of 2, 3, 4, 5, and 6. The installation and clamping of the machined part are realized by one-time clamping and one-time positioning, and the machining of the arched step profiles R1 and R2 of the ring assembly twice well ensures the dimensional requirements and the coaxiality accuracy requirements of the arched step profiles R1 and R2 on the ring assembly.
The above embodiments are only for illustrating the technical conception and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, so as not to limit the protection scope of the present invention, and all the equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (10)
1. The utility model provides a milling machine fixture that bow-shaped step profile of ring subassembly was used which characterized in that: including base member (1), locating plate (2), template (10), base member (1) relevant position are provided with the locating hole, and locating plate (2), template (10) can be fixed respectively on base member (1), offer the type groove that is used for processing two semicircle R1 of inboard of bow-shaped member, R2 step profile surface on locating plate (2), template (10) respectively.
2. A mill jig for an arcuate stepped profile of a ring assembly as defined in claim 1 wherein: the base body (1) is of a disc-shaped structure with a circular boss on the top surface, and the inner diameter of the ring assembly to be processed is positioned through the outer circumferential surface of the circular boss.
3. A mill jig for an arcuate stepped profile of a ring assembly as defined in claim 1 wherein: the positioning plate (2) is of an annular structure, the groove for machining the inner side semicircle R1 molded surface of the bow is located close to the outer circumferential surface of the positioning plate (2), the number and the position of the grooves correspond to the positions of the inner side semicircle R1 molded surfaces of the bow to be machined, the groove for letting the cutter open, chip removal and liquid drainage is formed in the position, close to the inner side semicircle R1 molded surface of the bow, of the outer circumferential surface of the positioning plate (2), and the groove is communicated with the groove for machining the inner side semicircle R1 molded surface of the bow.
4. A mill jig for an arcuate stepped profile of a ring assembly as defined in claim 1 wherein: the template (10) is of an annular structure, the groove for machining the inner side semicircle R2 molded surface of the arch piece is located close to the outer circumferential surface of the template (10), the number and the position of the grooves correspond to the positions of the inner side semicircle R2 molded surface of the arch piece to be machined, the groove for letting the cutter open and discharging chips and liquid is formed in the position, close to the inner side semicircle R2 molded surface of the arch piece, of the outer circumferential surface of the template (10), and the groove is communicated with the groove for machining the inner side semicircle R2 molded surface of the arch piece.
5. A mill jig for an arcuate stepped profile of a ring assembly as defined in claim 3 wherein: the inner circumferential surface of the positioning plate (2) is provided with a plurality of empty grooves for keeping away the cutter, removing chips and discharging liquid.
6. A mill jig for an arcuate stepped profile of a ring assembly as defined in claim 4 wherein: the inner circumferential surface of the profiling plate (10) is provided with a plurality of empty grooves for keeping away the cutter, removing chips and discharging liquid.
7. A mill jig for an arcuate stepped profile of a ring assembly as defined in claim 2, wherein: the opposite side of the lower part of the base body (1) is provided with a handle.
8. A milling machine fixture for an arcuate stepped profile of a ring assembly as claimed in any one of claims 1 to 7, wherein: the positioning plate (2) and the profiling plate (10) are fixed on the base body (1) through positioning diamond pins (4) and positioning cylindrical pins (8).
9. A milling machine fixture for an arcuate stepped profile of a ring assembly as claimed in any one of claims 1 to 7, wherein: the base body (1) is provided with a plurality of lightening holes, empty cutter grooves and chip grooves.
10. A milling machine fixture for an arcuate stepped profile of a ring assembly as claimed in any one of claims 1 to 7, wherein: the central part of the base body (1) is fixed with a milling machine through a positioning mandrel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891136.XU CN215280021U (en) | 2020-12-04 | 2020-12-04 | Milling machine fixture for arc-shaped step profile of ring assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891136.XU CN215280021U (en) | 2020-12-04 | 2020-12-04 | Milling machine fixture for arc-shaped step profile of ring assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215280021U true CN215280021U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022891136.XU Active CN215280021U (en) | 2020-12-04 | 2020-12-04 | Milling machine fixture for arc-shaped step profile of ring assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215280021U (en) |
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2020
- 2020-12-04 CN CN202022891136.XU patent/CN215280021U/en active Active
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