CN206689553U - A kind of split type internal thread milling cutter - Google Patents
A kind of split type internal thread milling cutter Download PDFInfo
- Publication number
- CN206689553U CN206689553U CN201720471882.9U CN201720471882U CN206689553U CN 206689553 U CN206689553 U CN 206689553U CN 201720471882 U CN201720471882 U CN 201720471882U CN 206689553 U CN206689553 U CN 206689553U
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- CN
- China
- Prior art keywords
- knife bar
- groove
- balancing sleeve
- milling cutter
- welded
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of split type internal thread milling cutter,Including knife bar,The upper end of the knife bar is welded with handle of a knife,Two side lower parts of the knife bar are symmetrically welded with operation bit shank,And operation bit shank is parallel to each other with knife bar,The outside of the operation bit shank is equidistant successively from top to bottom to be provided with multiple milling cutter teeth,Balancing sleeve is socketed with the knife bar,The top of the balancing sleeve is provided with circular open portion,Head rod is mutually perpendicular to the second connecting rod,Second connecting rod is parallel to each other with balancing sleeve,The side of second connecting rod is provided with screwed hole,Threaded rod is threaded with the screwed hole,The threaded rod runs through the second connecting rod,The side of the balancing sleeve is provided with the second groove set on the first groove and vertical direction set in horizontal direction,And first is bonded with first level instrument in groove,The second level meter is bonded with second groove.The utility model structure is novel, ingenious in design, and structure is novel, is adapted to promote.
Description
Technical field
It the utility model is related to internal thread milling cutter technical field, more particularly to a kind of split type internal thread milling cutter.
Background technology
Traditional Screw thread process method predominantly using threading tool cutted thread or using screw tap, screw die craft tapping and
Hitch.With the appearance of the development of Computerized Numerical Control processing technology, especially three-shaft linkage digital-control processing system, add more advanced screw thread
The numerical control milling of work mode --- screw thread is achieved.Thread milling processing is compared with conventional threads processing mode, in processing essence
Do not limited when there is great advantage in terms of degree, processing efficiency, and processing by helicitic texture and thread rotary orientation, such as one thread milling machine
Knife can process the internal and external screw thread of a variety of different rotation directions.Screw thread for being not allow for transition button or relief groove structure, using tradition
Method for turning or screw tap, screw die be difficult processing, but using numerical control milling very easily realize.In addition, screw cutter is resistance to
Expenditure is more than ten times or even decades of times of screw tap, due to the high-volume of many advantages, at present developed country of thread milling processing
Screw thread production employs milling process widely.
Screw thread process for miniature workpiece is, it is necessary to use milling cutter alignment hole, once run-off the straight, the screw thread of the workpiece is with regard to nothing
Method realizes processing, therefore, the utility model proposes a kind of split type internal thread milling cutter.
Utility model content
The purpose of this utility model is and a kind of split type interior spiral shell proposed in order to solve shortcoming present in prior art
Line milling cutter.
To achieve these goals, the utility model employs following technical scheme：
A kind of split type internal thread milling cutter, including knife bar, the upper end of the knife bar are welded with handle of a knife, the both sides of the knife bar
Bottom is symmetrically welded with operation bit shank, and operates bit shank and be parallel to each other with knife bar, and the outside for operating bit shank is from upper
It is equidistant successively under to be provided with multiple milling cutter teeth, balancing sleeve is socketed with the knife bar, the top of the balancing sleeve is provided with
Circular open portion, the both sides in the circular open portion are arranged with cutter head groove, and the both sides of the balancing sleeve are welded with the first company
Extension bar, the other end of the head rod, which is provided with, is welded with the second connecting rod, and wherein head rod and balancing sleeve is mutual
Vertically, head rod is mutually perpendicular to the second connecting rod, and the second connecting rod is parallel to each other with balancing sleeve, second connection
The side of bar is provided with screwed hole, threaded rod is threaded with the screwed hole, the threaded rod runs through the second connecting rod, described
The side of balancing sleeve is provided with the second groove set on the first groove and vertical direction set in horizontal direction, and first is recessed
First level instrument is bonded with groove, the second level meter is bonded with second groove.
Preferably, one end of the threaded rod, which is welded with, compresses plate, and compresses plate and be parallel to each other with knife bar, compresses plate and is located at
The both sides of knife bar.
Preferably, the threaded rod is welded with operation rotating disk away from the one end for compressing plate.
Preferably, the bottom surface of the balancing sleeve is welded with support board, and the circumferentially extending of support board is to balance set
The outside of cylinder.
Preferably, the first level instrument is parallel to each other with knife bar, and the second level meter is mutually perpendicular to knife bar.
Preferably, the bottom surface of the knife bar is planar structure.
Compared with prior art, the beneficial effects of the utility model are：By being socketed with balancing sleeve, balance set on knife bar
The top of cylinder is provided with circular open portion, and the both sides in circular open portion are arranged with cutter head groove, and the both sides of balancing sleeve are welded with the
One connecting rod, the other end of head rod, which is provided with, is welded with the second connecting rod, and threaded rod runs through the second connecting rod, used
When,, thus can be with so that threaded rod precession is gone, and then makes to compress the side that plate props up workpiece by rotating operation rotating disk
Knife bar is kept plumbness with workpiece, ensure that workpiece internal thread will not tilt all the time, water is provided with by the side of balancing sleeve
The second groove set on square the first groove and vertical direction that set up, and it is bonded with first level in the first groove
Instrument, the second level meter is bonded with the second groove, it is ensured that balancing sleeve and workpiece keeping parallelism, the utility model structure is novel,
Ingenious in design, structure is novel, is adapted to promote.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of split type internal thread milling cutter structural representation；
Fig. 2 be the utility model proposes a kind of split type internal thread milling cutter in balancing sleeve top view.
In figure：1 knife bar, 2 handle of a knifes, 3 operation bit shanks, 4 balancing sleeves, 5 first level instrument, 6 second level meters, 7 first
Connecting rod, 8 second connecting rods, 9 threaded rods, 10 operation rotating disks, 11 compress plate, 12 support boards, 13 circular open portions, 14 cutter heads
Groove.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-2, a kind of split type internal thread milling cutter, including knife bar 1, the upper end of knife bar 1 are welded with handle of a knife 2, knife bar 1
Two side lower parts be symmetrically welded with operation bit shank 3, and operate bit shank 3 be parallel to each other with knife bar 1, operation bit shank 3 outside
Side is equidistant successively from top to bottom to be provided with multiple milling cutter teeth, is socketed with balancing sleeve 4 on knife bar 1, the top of balancing sleeve 4 is provided with
Circular open portion 13, the both sides in circular open portion 13 are arranged with cutter head groove 14, and the both sides of balancing sleeve 4 are welded with the first connection
Bar 7, the other end of head rod 7, which is provided with, is welded with the second connecting rod 8, and wherein head rod 7 mutually hangs down with balancing sleeve 4
Directly, head rod 7 is mutually perpendicular to the second connecting rod 8, and the second connecting rod 8 is parallel to each other with balancing sleeve 4, the second connecting rod
8 side is provided with screwed hole, and threaded rod 9 is threaded with screwed hole, and threaded rod 9 runs through the second connecting rod 8, balancing sleeve 4
Side be provided with the second groove set in horizontal direction on the first groove and vertical direction that set, and be bonded in the first groove
There is first level instrument 5, the second level meter 6 is bonded with the second groove.
In the utility model, one end of threaded rod 9, which is welded with, compresses plate 11, and compresses plate 11 and be parallel to each other with knife bar 1, supports
Pressing plate 11 is located at the both sides of knife bar 1, and threaded rod 9 is welded with operation rotating disk 10, the bottom of balancing sleeve 4 away from the one end for compressing plate 11
Face is welded with support board 12, and the circumferentially extending of support board 12 is to the outside of balancing sleeve 4, first level instrument 5 and knife bar 1
It is parallel to each other, the second level meter 6 is mutually perpendicular to knife bar 1, and the bottom surface of knife bar 1 is planar structure, flat by being socketed with knife bar 1
Weigh sleeve 4, and the top of balancing sleeve 4 is provided with circular open portion 13, and the both sides in circular open portion 13 are arranged with cutter head groove 14, puts down
The both sides of weighing apparatus sleeve 4 are welded with head rod 7, and the other end of head rod 7, which is provided with, is welded with the second connecting rod 8, screw thread
Bar 9 runs through the second connecting rod 8, when in use, by rotating operation rotating disk 10, so that the precession of threaded rod 9 is gone, and then makes to compress
Plate 11 props up the side of workpiece, knife bar 1 is kept plumbness with workpiece, ensures that workpiece internal thread all the time will not
Tilt, it is recessed to be provided with set on the first groove and vertical direction that are set in horizontal direction second by the side of balancing sleeve 4
Groove, and first level instrument 5 is bonded with the first groove, is bonded with the second level meter 6 in the second groove, it is ensured that balancing sleeve 4 with
Workpiece keeping parallelism, the utility model structure is novel, ingenious in design, and structure is novel, is adapted to promote.
When in use, by being socketed with balancing sleeve 4 on knife bar 1, the top of balancing sleeve 4 is provided with circle to the utility model
Opening portion 13, the both sides in circular open portion 13 are arranged with cutter head groove 14, and the both sides of balancing sleeve 4 are welded with head rod 7,
The other end of head rod 7 is provided with and is welded with the second connecting rod 8, and threaded rod 9 runs through the second connecting rod 8, when in use, passed through
Rotating operation rotating disk 10, so that the precession of threaded rod 9 is gone, and then makes to compress the side that plate 11 props up workpiece, it can thus make
Knife bar 1 keeps plumbness with workpiece, ensures that workpiece internal thread will not tilt all the time, water is provided with by the side of balancing sleeve 4
The second groove set on square the first groove and vertical direction that set up, and first level instrument is bonded with the first groove
5, the second level meter 6 is bonded with the second groove, it is ensured that balancing sleeve 4 and workpiece keeping parallelism.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of split type internal thread milling cutter, including knife bar（1）, it is characterised in that the knife bar（1）Upper end be welded with handle of a knife
（2）, the knife bar（1）Two side lower parts be symmetrically welded with operation bit shank（3）, and operate bit shank（3）With knife bar（1）Mutually
It is parallel, the operation bit shank（3）Outside equidistant be successively from top to bottom provided with multiple milling cutter teeth, the knife bar（1）Upper set
It is connected to balancing sleeve（4）, the balancing sleeve（4）Top be provided with circular open portion（13）, the circular open portion（13）'s
Both sides are arranged with cutter head groove（14）, the balancing sleeve（4）Both sides be welded with head rod（7）, first connection
Bar（7）The other end be provided be welded with the second connecting rod（8）, wherein head rod（7）With balancing sleeve（4）It is mutually perpendicular to,
Head rod（7）With the second connecting rod（8）It is mutually perpendicular to, the second connecting rod（8）With balancing sleeve（4）It is parallel to each other, it is described
Second connecting rod（8）Side be provided with screwed hole, be threaded with threaded rod in the screwed hole（9）, the threaded rod（9）Pass through
Wear the second connecting rod（8）, the balancing sleeve（4）Side be provided with horizontal direction on the first groove and vertical direction that set
The second groove set, and first level instrument is bonded with the first groove（5）, the second level meter is bonded with second groove
（6）.
A kind of 2. split type internal thread milling cutter according to claim 1, it is characterised in that the threaded rod（9）One end
It is welded with and compresses plate（11）, and compress plate（11）With knife bar（1）It is parallel to each other, compresses plate（11）Positioned at knife bar（1）Both sides.
A kind of 3. split type internal thread milling cutter according to claim 1 or 2, it is characterised in that the threaded rod（9）It is remote
Compress plate（11）One end be welded with operation rotating disk（10）.
A kind of 4. split type internal thread milling cutter according to claim 1, it is characterised in that the balancing sleeve（4）Bottom
Face is welded with support board（12）, and support board（12）Circumferentially extending to balancing sleeve（4）Outside.
A kind of 5. split type internal thread milling cutter according to claim 1, it is characterised in that the first level instrument（5）With
Knife bar（1）It is parallel to each other, the second level meter（6）With knife bar（1）It is mutually perpendicular to.
A kind of 6. split type internal thread milling cutter according to claim 1, it is characterised in that the knife bar（1）Bottom surface be
Planar structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471882.9U CN206689553U (en) | 2017-05-02 | 2017-05-02 | A kind of split type internal thread milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471882.9U CN206689553U (en) | 2017-05-02 | 2017-05-02 | A kind of split type internal thread milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206689553U true CN206689553U (en) | 2017-12-01 |
Family
ID=60447823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720471882.9U Expired - Fee Related CN206689553U (en) | 2017-05-02 | 2017-05-02 | A kind of split type internal thread milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206689553U (en) |
-
2017
- 2017-05-02 CN CN201720471882.9U patent/CN206689553U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20200502 |