CN103056257B - Cantilever type rotation supporting and positioning device for processing irregular part threads on numerical control roll machine - Google Patents
Cantilever type rotation supporting and positioning device for processing irregular part threads on numerical control roll machine Download PDFInfo
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- CN103056257B CN103056257B CN201210590223.9A CN201210590223A CN103056257B CN 103056257 B CN103056257 B CN 103056257B CN 201210590223 A CN201210590223 A CN 201210590223A CN 103056257 B CN103056257 B CN 103056257B
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Abstract
A cantilever type rotation supporting and positioning device for processing irregular part threads on a numerical control roll machine comprises a fixture and a rotation supporting seat, wherein the fixture is composed of a seat, a processed irregular part placing positioning part, a processed irregular part fixing platen, a limiting pin and a support for installing the limiting pin, the positioning part is installed on the end surface of the seat, a process positioning hole center arranged on the positioning part and a center of the seat coincide, and the support is installed on the end surface of the seat and located below the positioning part. When a processed irregular part is placed on the positioning part, the platen is installed on the positioning part to be fixed by the processed irregular part, the limiting pin penetrates through an inserting hole arranged on the support to support and limit the processed irregular part and is fixed on the support, the rotation supporting seat is composed of a rotation shaft and a connection disk, the rotation supporting seat is installed on a support of the numerical control roll machine in a cantilever mode through rotation shaft of the rotation support seat, and the fixture is installed on the connection disk through the seat of the fixture.
Description
Technical field
The invention belongs to the frock clamp field of machining, particularly a kind of frock clamp of working special-shaped screw thread on numerical control rolling mill.
Background technology
In machinery equipment, always need some irregular structures, require special irregular part, nozzle body on engine such as shown in Figure 10, Figure 11, it is exactly a kind of irregular part, its thread segment is positioned at heavier cantilever lower end, and thread segment outer radius is narrow apart from the space length of part mount pad bottom surface.But the screw strength of this kind of irregular part requires high, just requirement must can be reached by roll forming, and existing general NC rolling mill is difficult to carry out screw thread process to this type of profiled piece, one of them problem is exactly the installation orientation problem of profiled piece on numerical control rolling mill, if without Special tooling clamp, when carrying out screw thread process because of the easy run-off the straight of axis of long processed section of cantilever, be difficult to ensure crudy.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, there is provided a kind of cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill, to solve the installation orientation problem of the shape design irregular part identical or approximate with nozzle body machining screw on numerical control rolling mill.
The cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill of the present invention, is made up of fixture and rotary support seat, fixture is by base, lay the keeper of processed profiled piece, the pressing plate of fixing processed profiled piece, spacer pin and forming for the bearing of mounting limit pin, described base is discoid, described keeper is arranged on the end face of base, the technology hole center that keeper is arranged and the center superposition of base, the end face that described bearing is arranged on base is positioned at below keeper, when processed profiled piece is placed to after on keeper, described pressing plate is installed and is fixed by processed profiled piece on the positioning element, described spacer pin carries out support and spacing through the jack set by bearing to processed profiled piece, and be fixed on bearing, rotary support seat is made up of rotating shaft and terminal pad, and described terminal pad is discoid, rotary support seat is arranged on numerical control rolling mill bearing by its rotary shaft suspension arm formula, and fixture passes through its floor installation on the terminal pad of rotary support seat.
The cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill of the present invention, the upper surface of its keeper and the locating surface of processed profiled piece match, the lateral surface of its keeper is provided with processed profiled piece mounting groove, the bottom land of processed profiled piece mounting groove is provided with technology hole, the position of this technology hole should meet its center line after the locating surface of processed profiled piece is placed in the upper surface of keeper and overlap with the axis of rotation of the thread segment on processed profiled piece, the medial surface of its keeper is plane, during assembling and the end face of base be affixed.
The cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill of the present invention, the end face that the terminal pad of its base and rotary support seat is assembled is provided with positioning round table, the centering band for locating when its face of cylinder being provided with processing parts; The end face of the terminal pad of its supporting seat is provided with the locating slot mated with described positioning round table.
The present invention has following beneficial effect:
1, in cantilever type rotating supporting and positioning device of the present invention fixture structure and can carry out accurately locate to processed irregular part with the assembling mode of rotary support seat and fastening, carrying out in screw thread process, making the axis of processed irregular part thread segment remain constant.
2, use cantilever type rotating supporting and positioning device of the present invention, processed irregular part and cutter synchronous rotary can be realized when machining screw, and the centre of gyration of processed irregular part and the centre of gyration of cutter are maintained at the same horizontal plane.
Accompanying drawing explanation
Fig. 1 is the structural representation of the cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill of the present invention;
Fig. 2 is the structural representation of the fixture in the cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill of the present invention;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is the A direction view of Fig. 2;
Fig. 5 is the structural representation of the keeper in the fixture of the cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill of the present invention;
Fig. 6 is the left view of Fig. 5;
Fig. 7 is the A direction view of Fig. 6;
Fig. 8 is the structural representation of the rotary support seat in the cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill of the present invention;
Fig. 9 is the top view of Fig. 8;
Figure 10 is the shape design sketch of processed profiled piece nozzle body;
Figure 11 is the H direction view of Figure 10.
In figure, 1-fixture, 11-base, 111-positioning round table, 112-centering band, 12-keeper, 121-processed profiled piece mounting groove, 122-connecting plate, 123-technology hole, 124-upper surface, 13-bearing, 14-spacer pin, 15-pressing plate, 2-rotary support seat, 21-rotating shaft, 22-terminal pad, 23-locating slot, 3-numerical control rolling mill bearing, 4-processed profiled piece nozzle body, 41-locating surface, 42-screw thread process section, 43-screw thread process section axis of rotation, 5-technological ball.
Detailed description of the invention
Below by embodiment and by reference to the accompanying drawings to of the present invention on numerical control rolling mill the cantilever type rotating supporting and positioning device of working special-shaped screw thread be described further.
Cantilever type rotating supporting and positioning device in the present embodiment is for the screw thread of working special-shaped nozzle body on numerical control rolling mill, the shape of described nozzle body and structure are as shown in Figure 10, Figure 11, its screw thread process section 42 is positioned at cantilever lower end, and its locating surface 41 is inclined-plane.
Cantilever type rotating supporting and positioning device in the present embodiment, its structure as shown in Figure 1, is made up of fixture 1 and rotary support seat 2.The structure of described fixture 1 as shown in Figure 2 and Figure 3, is made up of base 11, the keeper 12 laying processed profiled piece, the pressing plate 15 fixing processed profiled piece, spacer pin 14 and the bearing 13 for mounting limit pin, described base 11 is discoid, the end face that the terminal pad 22 of itself and rotary support seat is assembled is provided with positioning round table 111, sees Fig. 2 when its face of cylinder being provided with processing parts for the centering band 112(located), described keeper 12 is block shape, its upper surface 124 is inclined-plane, match with the locating surface 41 of processed profiled piece nozzle body, its medial surface is plane, during assembling and the end face of base 11 be affixed, its lateral surface is provided with processed profiled piece mounting groove 121, described mounting groove is for laying the part under processed profiled piece nozzle body locating surface 41, the bottom land of processed profiled piece mounting groove is provided with technology hole 123, the position of this technology hole 123 should meet its center line after the locating surface 41 of processed profiled piece is placed in the upper surface 124 of keeper 12 and overlap with the axis of rotation 43 of the thread segment 42 on processed profiled piece, described pressing plate 15 is two pieces, to meet the fixing needs of processed profiled piece nozzle body.Assembling mode and the mounting means of processed profiled piece on fixture of fixture are as follows:
Keeper 12 is fixed by bolts on the end face of base 11, technology hole 123 center that it is arranged and the center superposition of base, and the end face that bearing 13 is fixed by bolts to base 11 is positioned at below keeper, processed profiled piece nozzle body 4 is placed on keeper 12, its locating surface 41 is placed on the upper surface 124 of keeper, part below its locating surface is arranged in the mounting groove 121 of keeper, its screw thread process section is positioned at outside mounting groove, by the help of technological ball 5, the axis of rotation 43 of the screw thread process section of nozzle body 4 is adjusted to and overlaps with technology hole 123 center line of keeper, when processed profiled piece is placed to after on keeper 12, two pieces pressing plate 15 symmetry to be covered on the face relative with processed profiled piece locating surface 41 and to be connected with keeper by screw, processed profiled piece is fixed, the part that processed profiled piece is arranged in described mounting groove is spacing by two screws installed symmetrical on keeper connecting plate 122, spacer pin 14 carries out support and spacing through the bottom of jack to processed profiled piece nozzle body set by bearing.
The structure of rotary support seat 2 as shown in Figure 8, Figure 9, be made up of rotating shaft 21 and terminal pad 22, described rotating shaft 21 matches with the installing hole of numerical control rolling mill bearing 3, and described terminal pad 22 is discoid, its end face is provided with the locating slot 23 mated with described positioning round table 111.
Be configured with bearing in the centre bore that the rotating shaft 21 of rotary support seat is arranged on numerical control rolling mill bearing 3, the terminal pad 22 of rotary support seat is positioned at outside numerical control rolling mill bearing 3, formation cantilevered is installed, fixture 1 is arranged on the terminal pad 22 of rotary support seat by its base (11), as shown in Figure 1.
Cantilever type rotating supporting and positioning device of the present invention not only can be used for the installation location of nozzle body machining screw on numerical control rolling mill, and the installation that also can be used for shape design other irregular part on numerical control rolling mill the machining screw identical or approximate with nozzle body is located.
Claims (2)
1. the cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill, is characterized in that being made up of fixture (1) and rotary support seat (2), fixture (1) is by base (11), lay the keeper (12) of processed profiled piece, the pressing plate (15) of fixing processed profiled piece, spacer pin (14) and forming for the bearing (13) of mounting limit pin, described base (11) is for discoid, the upper surface (124) of described keeper (12) and the locating surface (41) of processed profiled piece match, the lateral surface of described keeper (12) is provided with processed profiled piece mounting groove (121), the bottom land of processed profiled piece mounting groove is provided with technology hole (123), the position of this technology hole (123) should meet its center line after the locating surface (41) of processed profiled piece is placed in the upper surface (124) of keeper (12) and overlap with the axis of rotation (43) of the thread segment (42) on processed profiled piece, keeper (12) is arranged on the end face of base (11), the medial surface of keeper (12) is plane, during assembling and the end face of base (11) be affixed, technology hole (123) center that keeper is arranged and the center superposition of base, the end face that described bearing (13) is arranged on base (11) is positioned at below keeper, when processed profiled piece is placed to after on keeper (12), described pressing plate (15) is installed and is fixed by processed profiled piece on the positioning element, described spacer pin (14) carries out support and spacing through the jack set by bearing to processed profiled piece, and be fixed on bearing, rotary support seat (2) is made up of rotating shaft (21) and terminal pad (22), and described terminal pad (22) is for discoid, rotary support seat (2) is arranged on numerical control rolling mill bearing (3) by its rotating shaft (21) cantilevered, and fixture (1) is arranged on the terminal pad (22) of rotary support seat by its base (11), described profiled piece is the nozzle body on engine.
2. the cantilever type rotating supporting and positioning device of working special-shaped screw thread on numerical control rolling mill according to claim 1, it is characterized in that the end face that the terminal pad (22) of described base (11) and rotary support seat is assembled is provided with positioning round table (111), the centering band (112) for locating when its face of cylinder being provided with processing parts; The end face of the terminal pad (22) of described supporting seat is provided with the locating slot (23) mated with described positioning round table (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210590223.9A CN103056257B (en) | 2012-12-29 | 2012-12-29 | Cantilever type rotation supporting and positioning device for processing irregular part threads on numerical control roll machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210590223.9A CN103056257B (en) | 2012-12-29 | 2012-12-29 | Cantilever type rotation supporting and positioning device for processing irregular part threads on numerical control roll machine |
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| Publication Number | Publication Date |
|---|---|
| CN103056257A CN103056257A (en) | 2013-04-24 |
| CN103056257B true CN103056257B (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210590223.9A Active CN103056257B (en) | 2012-12-29 | 2012-12-29 | Cantilever type rotation supporting and positioning device for processing irregular part threads on numerical control roll machine |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4583631A (en) * | 1981-08-04 | 1986-04-22 | Aioi Keiki K.K. | Apparatus for positioning and clamping work clamp pallet for machine tools |
| EP1252996A1 (en) * | 2001-04-23 | 2002-10-30 | Martin Miedl | Supporting and positioning device for the working of hard materials |
| CN101659042A (en) * | 2009-05-27 | 2010-03-03 | 上汽通用五菱汽车股份有限公司 | Positioning device of spring, positioning device of automobile installation table and installation method |
| CN102179786A (en) * | 2011-05-02 | 2011-09-14 | 苏州工业园区高登威科技有限公司 | Adjustable supporting and positioning device |
-
2012
- 2012-12-29 CN CN201210590223.9A patent/CN103056257B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4583631A (en) * | 1981-08-04 | 1986-04-22 | Aioi Keiki K.K. | Apparatus for positioning and clamping work clamp pallet for machine tools |
| EP1252996A1 (en) * | 2001-04-23 | 2002-10-30 | Martin Miedl | Supporting and positioning device for the working of hard materials |
| CN101659042A (en) * | 2009-05-27 | 2010-03-03 | 上汽通用五菱汽车股份有限公司 | Positioning device of spring, positioning device of automobile installation table and installation method |
| CN102179786A (en) * | 2011-05-02 | 2011-09-14 | 苏州工业园区高登威科技有限公司 | Adjustable supporting and positioning device |
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| Publication number | Publication date |
|---|---|
| CN103056257A (en) | 2013-04-24 |
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