CN202684599U - Groove milling tool - Google Patents
Groove milling tool Download PDFInfo
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- CN202684599U CN202684599U CN 201220396738 CN201220396738U CN202684599U CN 202684599 U CN202684599 U CN 202684599U CN 201220396738 CN201220396738 CN 201220396738 CN 201220396738 U CN201220396738 U CN 201220396738U CN 202684599 U CN202684599 U CN 202684599U
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- jaw
- chuck
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- backstay
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Abstract
The utility model provides a groove milling tool which comprises a location rod, two jaw chucks and two jaw chuck machine bodies. The location rod comprises a head portion and a rod portion, wherein the rod portion is a thin round column, and the head portion is a regular hexagonal prism. Each jaw chuck is composed of two flat plates which are separated and completely symmetrical and comprises an upper end face and a lower end face, wherein a through hole matched with a to-be-processed work piece is arranged at the symmetrical center position of the upper end face, and a groove is arranged at the symmetrical center position of the lower end face. The two jaw chuck machine bodies are of cylinder structures, and round holes matched with the rod portion of the location rod and slotted grooves matched with the two jaw chucks are arranged at the centers of the top end faces of the two jaw chuck machine bodies. The groove milling tool can guarantee that the to-be-processed work piece is installed correctly, clamped and identically located, greatly improves clamping and location accuracy of products, well guarantees product sizes and form and location tolerance and improves product quality.
Description
Technical field
The utility model relates to a kind of milling groove craft equipment, relates in particular to a kind of cross-notching bolt and carves the milling groove craft equipment that mills fluting.
Background technology
Slotting bolt, material are titanium alloy " Ti-6AL-4V ", and this product is to be widely used in the special fastener that the aircraft hatchcover connects, and its special structure has unique requirement in processing technology.Slotting bolt is 100 ° of countersunk head type double thread structures, at screw thread and polished rod two symmetrical annular grooves are arranged, annular groove width 1.3mm, the degree of depth guarantees internal diameter φ 4.4mm after removing material, at the bolt thread tail end, 45 ° of directions of annular groove are symmetrically distributed with two jump-ring slots in addition.These distributing slots have special use function in the product use procedure, it is the important feature that product function realizes, its dimension precision requirement is higher, Geometrical Tolerance Principle is extremely tight, and titanium alloy " Ti-6AL-4V " material, machining be difficulty relatively, therefore needs to adopt special equipment, for example, adopt numerical controlled engraving and milling device that these grooves are carved and mill processing.
Because the particularity of this kind slotting bolt structure, clamping orientation problem are the difficult points in the processing.If use common three-jaw self-centering chuck clamping product, slotting bolt is held length to be only had about 2mm, and processed flute length reaches 30mm, this so that the positioning accuracy of slotting bolt can't guarantee, very easily exceed error range, even cause the integral body of slotting bolt to be scrapped, and this clamping method can't get out of the way two symmetrical annular grooves that distribute at bolt thread.
Summary of the invention
Problem to be solved in the utility model provides a kind of milling groove craft equipment of cross-notching bolt, makes the location easily, and can guarantee that the slotting bolt size after the processing has uniformity.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of milling groove craft equipment comprises backstay, two-jaw(ed)chuck, two-jaw(ed)chuck body; Described backstay comprises head and bar section, and described bar section is a thin cylinder, and head is one or six prisms; Described two-jaw(ed)chuck is by separating and two flat boards of full symmetric form, the symmetrical centre place of two-jaw(ed)chuck upper surface be provided with one with to be processed positioning through hole that is complementary, the symmetrical centre place of two-jaw(ed)chuck lower surface has a groove; Described two-jaw(ed)chuck body is cylindrical structure, and the center of the top end face of two-jaw(ed)chuck body has a circular hole that is complementary with backstay bar section and has the flat recess that is complementary with two-jaw(ed)chuck.
Further, the head of described backstay and bar section coaxial line.
Further, the front end face of the groove of described two-jaw(ed)chuck and two-jaw(ed)chuck, rear end face all connect.
Further, the circular hole on the described two-jaw(ed)chuck body is blind hole, described circular hole and two-jaw(ed)chuck body coaxial line.
Further, also comprise a spacer, the central axis place of described spacer has the positioning through hole that a bar section with backstay is complementary.
Further, have two draw-in grooves that are complementary with two-jaw(ed)chuck on the described spacer periphery, also be provided with a side plane on the spacer periphery, have a location screw on the described side plane, the central axis of described positioning screw hole and the central axis of spacer intersect vertically.
Further, also comprise a ring flange, the lower surface of described ring flange and two-jaw(ed)chuck body is affixed.
Further, also comprise clamp, described two-jaw(ed)chuck is fixed in the flat recess of two-jaw(ed)chuck body by described clamp.
Advantage and the good effect that the utlity model has are: this milling groove craft equipment can guarantee to be processed " dress just; clamp, and the location is consistent ", has greatly improved the precision of product clamping location, well guarantee size and the form and position tolerance of product, improved product quality.
Description of drawings
Fig. 1 is the slotting bolt structural representation;
Fig. 2 is the A-A cutaway view among Fig. 1;
Fig. 3 is the B-B cutaway view among Fig. 1;
Fig. 4 is the C-C cutaway view among Fig. 3;
Fig. 5 is the utility model structural representation;
Fig. 6 is the two-jaw(ed)chuck structural representation;
Fig. 7 is the left view of Fig. 6;
Fig. 8 is the positional lever structure schematic diagram;
Fig. 9 is the locating sheet structure schematic diagram.
Among the figure:
1. two-jaw(ed)chuck 2. backstays 3. spacers
4. clamp 5. two-jaw(ed)chuck bodies 6. ring flanges
7. 12. lower surfaces, slotting bolt 11. upper surfaces
13. groove 14. positioning through hole 15. front end faces
16. rear end face 21. heads 22. bar sections
31. side plane 32. positioning screw holes 33. positioning through hole
34. draw-in groove
The specific embodiment
Fig. 1-the 4th, the structural representation of slotting bolt.The utility model is that the slotting bolt shown in Fig. 1-4 is carved the milling groove craft equipment that mills fluting.
Enumerating a specific embodiment below in conjunction with accompanying drawing is further elaborated the utility model.
As shown in Figure 5, a kind of milling groove craft equipment comprises backstay 2, two-jaw(ed)chuck 1, two-jaw(ed)chuck body 5; As shown in Figure 8, backstay 2 comprises head 21 and bar section 22, and bar section 22 is a thin cylinder, and head 21 is one or six prisms; As shown in Figure 6, two-jaw(ed)chuck 1 is comprised of two flat boards of separation and full symmetric, the symmetrical centre place of the upper surface 11 of two-jaw(ed)chuck 1 be provided with one with to be processed the positioning through hole that is complementary 14, the symmetrical centre place of two-jaw(ed)chuck 1 lower surface has a groove 13, and groove 13 all connects with the front and rear end of two-jaw(ed)chuck 1; Two-jaw(ed)chuck body 5 is cylindrical structure, and the center of the top end face of two-jaw(ed)chuck body 5 has a circular hole that is complementary with backstay bar section and has the flat recess that is complementary with two-jaw(ed)chuck 1, and circular hole is blind hole.
For guaranteeing to be processed accurate positioning, head 21 and bar section 22 coaxial lines, the circular hole on the two-jaw(ed)chuck body 5 and the two-jaw(ed)chuck body coaxial line of backstay 2.
The present embodiment also comprises a spacer 3, and as shown in Figure 9, the central axis place of spacer has the positioning through hole that a bar section with backstay is complementary; Have two draw-in grooves 34 that are complementary with two-jaw(ed)chuck 1 on spacer 3 peripheries, also be provided with a side plane 31 on spacer 3 peripheries, have a location screw 32 on the side plane 31, the central axis of the central axis of positioning screw hole 32 and spacer 3 intersects vertically.
The present embodiment also comprises a ring flange 6, and ring flange 6 is affixed with the lower surface of two-jaw(ed)chuck body 5.
The present embodiment also comprises two clamps 4, and two-jaw(ed)chuck 1 is fixed in the flat recess of two-jaw(ed)chuck body 5 by clamp.
The position of parts and installation are closed and are in the present embodiment: first two-jaw(ed)chuck body 5 and ring flange 6 are fixed together, then backstay 2 is sleeved in the circular hole of two-jaw(ed)chuck body 5, be sleeved on the backstay 2 with spacer 3 again, and with holding screw backstay 2 and spacer 3 are fixed together, then be stuck in the draw-in groove 34 of spacer 3 with two-jaw(ed)chuck 1, be stuck in simultaneously in the flat recess of two-jaw(ed)chuck body 5, with clamp 4 two-jaw(ed)chuck 1 be fixed on the two-jaw(ed)chuck body 5 at last.
The operation principle of the present embodiment: add man-hour when the cross-notching bolt carries out groove milling, first mounted milling groove craft equipment is installed in the 4th rotating shaft of numerical controlled engraving and milling device---on the three-jaw self-centering chuck, and correction concentricity (being controlled in the 0.02mm), open two-jaw(ed)chuck 1, the hexagonal hole of slotting bolt head is inserted on the head 21 of backstay 2 of this frock, tighten two-jaw(ed)chuck 1, and will get slotting bolt with clamp 4 and clamp, be the processed front state of slotting bolt at this moment, finish the clamping location.
In sum, this frock is easy and simple to handle, and resetting is reliable and stable; Backstay 2 has solved the symmetry problem of the symmetrical draw-in groove of slotting bolt screw thread with hexagonal structure size in the head end well, has avoided product when carving mills draw-in groove, mills the problem of hexagonal inwall in the penetrator section; Two-jaw(ed)chuck 1 has guaranteed that well the axiality of the processed groove of slotting bolt and endoporus is in the margin of tolerance that requires.
Above an embodiment of the present utility model is had been described in detail, but described content only is preferred embodiment of the present utility model, can not be considered to be used to limiting practical range of the present utility model.All equalizations of doing according to the utility model application range change and improve etc., all should still belong within the patent covering scope of the present utility model.
Claims (8)
1. a milling groove craft equipment is characterized in that: comprise backstay, two-jaw(ed)chuck, two-jaw(ed)chuck body; Described backstay comprises head and bar section, and described bar section is a thin cylinder, and head is one or six prisms; Described two-jaw(ed)chuck is by separating and two flat boards of full symmetric form, the symmetrical centre place of two-jaw(ed)chuck upper surface be provided with one with to be processed positioning through hole that is complementary, the symmetrical centre place of two-jaw(ed)chuck lower surface has a groove; Described two-jaw(ed)chuck body is cylindrical structure, and the center of the top end face of two-jaw(ed)chuck body has the circular hole and the flat recess that is complementary with two-jaw(ed)chuck that are complementary with backstay bar section.
2. milling groove craft equipment according to claim 1 is characterized in that: the head of described backstay and bar section coaxial line.
3. milling groove craft equipment according to claim 1, it is characterized in that: the groove of described two-jaw(ed)chuck and the front end face of two-jaw(ed)chuck, rear end face all connect.
4. milling groove craft equipment according to claim 1, it is characterized in that: the circular hole on the described two-jaw(ed)chuck body is blind hole, described circular hole and two-jaw(ed)chuck body coaxial line.
5. milling groove craft equipment according to claim 1 is characterized in that: also comprise a spacer, the central axis place of described spacer has the positioning through hole that a bar section with backstay is complementary.
6. milling groove craft equipment according to claim 1, it is characterized in that: have two draw-in grooves that are complementary with two-jaw(ed)chuck on the described spacer periphery, also be provided with a side plane on the spacer periphery, have a location screw on the described side plane, the central axis of described positioning screw hole and the central axis of spacer intersect vertically.
7. milling groove craft equipment according to claim 1, it is characterized in that: also comprise a ring flange, the lower surface of described ring flange and two-jaw(ed)chuck body is affixed.
8. milling groove craft equipment according to claim 1, it is characterized in that: also comprise clamp, described two-jaw(ed)chuck is fixed in the flat recess of two-jaw(ed)chuck body by described clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220396738 CN202684599U (en) | 2012-08-10 | 2012-08-10 | Groove milling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220396738 CN202684599U (en) | 2012-08-10 | 2012-08-10 | Groove milling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202684599U true CN202684599U (en) | 2013-01-23 |
Family
ID=47540269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220396738 Expired - Fee Related CN202684599U (en) | 2012-08-10 | 2012-08-10 | Groove milling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202684599U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687367A (en) * | 2018-08-08 | 2018-10-23 | 浙江永力达数控科技股份有限公司 | A kind of drill chuck groove processing lathe |
| CN109465665A (en) * | 2018-12-28 | 2019-03-15 | 铜陵市三圆特种铸造有限责任公司 | A kind of auxiliary device and its operating method for workpiece fluting |
-
2012
- 2012-08-10 CN CN 201220396738 patent/CN202684599U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687367A (en) * | 2018-08-08 | 2018-10-23 | 浙江永力达数控科技股份有限公司 | A kind of drill chuck groove processing lathe |
| CN108687367B (en) * | 2018-08-08 | 2024-04-02 | 浙江永力达数控科技股份有限公司 | Drill clamping groove processing machine tool |
| CN109465665A (en) * | 2018-12-28 | 2019-03-15 | 铜陵市三圆特种铸造有限责任公司 | A kind of auxiliary device and its operating method for workpiece fluting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20150810 |
|
| EXPY | Termination of patent right or utility model |