CN202922766U - Combination milling cutter for machining inner threaded bottom hole and carbon electrode end socket - Google Patents
Combination milling cutter for machining inner threaded bottom hole and carbon electrode end socket Download PDFInfo
- Publication number
- CN202922766U CN202922766U CN 201220392491 CN201220392491U CN202922766U CN 202922766 U CN202922766 U CN 202922766U CN 201220392491 CN201220392491 CN 201220392491 CN 201220392491 U CN201220392491 U CN 201220392491U CN 202922766 U CN202922766 U CN 202922766U
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- CN
- China
- Prior art keywords
- milling cutter
- face
- boss
- cutterhead
- cutting blade
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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
Links
- 238000003801 milling Methods 0.000 title claims abstract description 73
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 12
- 238000003754 machining Methods 0.000 title abstract description 6
- 238000005520 cutting process Methods 0.000 claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 238000003723 Smelting Methods 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 239000010807 litter Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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Abstract
The utility model relates to a combination milling cutter for machining an inner threaded bottom hole and a carbon electrode end socket. A boss, a large-end-face milling cutter frame and a cutter disc are fixedly linked, the boss is arranged at the center of the cutter disc and in line with the center line of the cutter disc. A small-end-face milling cutter frame and a cone-faced milling cutter frame are arranged on two sides of the center line of the boss and fixedly linked on the boss. The cutting blade of the large-end-face milling cutter is vertical to the axis of the cutter disc. The main cutting blade of the small-end-face milling cutter is vertical to the axis of the cutter disc. The length of the main cutting blade is equal to the radius of a small end of the bottom hole. The distance between the main cutting blade and the cutting blade of the large-end-face milling cutter in a vertical direction is identical with the depth of the bottom hole. The vice cutting blade of the small-end-face milling cutter is parallel to the axis of the cutter disc. The main cutting blade of the cone-shaped cutter is inclined relative to the axis of the cutter disc and degree of inclination is identical with a cone half angle. The vice cutting blade of the cone-faced milling cutter is vertical to the axis of the cutter disc and the length of the vice cutting blade is identical with the radius of a small end of the bottom hole. The vice cutting blade shares the same height with the main cutting blade of the small-end-face milling cutter. The combination milling cutter for machining the inner threaded bottom hole of the carbon electrode end socket can perform machining of an electrode end face and the cone-shaped bottom hole once and is accurate in precision, capable of simplifying equipment and crafts and capable of improving production efficiency.
Description
Technical field
The utility model belongs to field of machining, relates to the cutter block of a kind of carbon resistance rod termination internal thread bottom outlet processing.
Background technology
At present, the large cylindrical carbon resistance rod that is used for the production of refining silicon on market, diameter 800-1500mm, length 2200-3500mm, weight reaches the 3-7 ton, and electrode one end is conical external screw thread, and the other end is conical internal thread; In order to guarantee to smelt the continuity of production, in smelting process, between two electrodes, inside and outside tapered thread closely screws, the precision that is threaded, and mechanical property and electric property after impact is connected, and then affect cost and the quality of matallurgical products.The crudy of conical internal thread bottom outlet and efficient, directly determine machining accuracy and the production cost of screw thread, technique behavior of the same trade, adopt the special purpose lathe multiple operation manually to process, the first operation adopts the special purpose lathe planar end surface, second operation work adopts special purpose lathe boring, and three process adopts special-purpose vehicle wheeled litter taper hole, and there is following defective in this processing method:
(1) the multistage manufacturing processes equipment cost is high, has position error, and efficient is low;
(2) need to be equipped with three kinds of cutters, operating cost is high;
(3) atomization degree is low.
The utility model content
The purpose of this utility model is to provide the cutter block of a kind of carbon resistance rod termination internal thread bottom outlet processing, can satisfy the requirement to carbon resistance rod end face and cone hole machine.
The utility model is achieved in that
A kind of cutter block for carbon resistance rod termination internal thread bottom outlet processing, it is characterized in that, 1 is provided with boss 2 and large end face carriage arbor 3 on cutterhead, boss 2, large end face carriage arbor 3 connect firmly with cutterhead 1, boss 2 is located at cutterhead 1 central authorities, and overlap with cutterhead 1 center line, large end face carriage arbor 3 is positioned at boss 2 one sides, and small end face carriage arbor 5 and taper seat carriage arbor 8 are positioned at boss 2 center line both sides and connect firmly on boss 2;
On described large end face carriage arbor 3, large end face milling cutter 6 is housed, small end face carriage arbor 5 is equipped with small end face milling cutter 7, and taper seat carriage arbor 8 is equipped with taper seat milling cutter 9;
Large end face milling cutter cutting edge 14 is perpendicular to cutterhead 1 axis, small end face milling cutter main cutting edge 10 is perpendicular to cutterhead 1 axis, length equals bottom outlet small end radius, with large end face milling cutter cutting edge 14 in vertical direction distance equal the bottom outlet degree of depth, small end face milling cutter front cutting edge 11 is parallel to cutterhead 1 axis, described taper seat milling cutter main cutting edge 12 favours cutterhead 1 axis, the angle of inclination equals bottom outlet cone half-angle, taper seat milling cutter front cutting edge 13 is perpendicular to cutterhead 1 axis, length equals bottom outlet small end radius, and contour with small end face milling cutter main cutting edge 10.
A kind of cutter block is comprised of cutterhead, boss, large end face carriage arbor, large end face milling cutter, press strip, small end face carriage arbor, small end face milling cutter, taper seat carriage arbor, taper seat milling cutter and screw;
Be provided with screwed hole, large end face carriage arbor and boss on cutterhead, described large end face carriage arbor, boss and cutterhead connect firmly, described boss is located at cutterhead central authorities, described boss center and cutterhead center superposition, described large end face carriage arbor is positioned at boss one side, and small end face carriage arbor and taper seat carriage arbor connect firmly on described boss;
Press strip is pressed on the large end face milling cutter on the large end face carriage arbor, fixes by described screwed hole with screw, and large end face milling cutter cutting edge is perpendicular to cutter axis, and length is greater than workpiece large end face endless belt width; Be provided with small end face carriage arbor and taper seat carriage arbor on described boss, small end face carriage arbor and taper seat carriage arbor are positioned at described boss center line both sides, and connect firmly with boss, are provided with screwed hole on described small end face carriage arbor and taper seat carriage arbor; Described small end face milling cutter is provided with unthreaded hole, be connected with screwed hole on described small end face carriage arbor with screw, described small end face milling cutter main cutting edge is perpendicular to axis of workpiece, length equals bottom outlet small end radius, described small end face milling cutter main cutting edge and face cutter cutting edge distance in vertical direction equal the bottom outlet degree of depth, and described small end face milling cutter front cutting edge is parallel to cutter axis; Described taper seat milling cutter is provided with unthreaded hole, be connected with screwed hole on described taper seat carriage arbor with screw, taper seat milling cutter main cutting edge favours cutter axis, the angle of inclination equals bottom outlet cone half-angle, taper seat milling cutter front cutting edge is perpendicular to cutter axis, length equals bottom outlet small end radius, and contour with small end face milling cutter main cutting edge.
Add man-hour, cutter block tool rotation and axial feed, described small end face milling cutter main cutting edge and taper seat milling cutter front cutting edge milled holes bottom surface, taper seat milling cutter main cutting edge milling taper seat, when hole depth reaches, large end face milling cutter cutting edge milling electrode end surface; Cutter block of the present utility model can be realized, one-pass is completed electrode end surface and the processing of taper bottom outlet, precision meets the demands, and simplified apparatus and technique are under the condition that process costs does not increase, enhance productivity, need not tool changing, one-pass is completed electrode tip processing.
Description of drawings
Fig. 1 is the utility model structural representation.
Wherein: 1 cutterhead, 2 boss, 3 large end face carriage arbors, 4 press strips, 5 small end face carriage arbors, 6 large end face milling cutters, 7 small end face milling cutters, 8 taper seat carriage arbors, 9 taper seat milling cutters, 10 small end face milling cutter main cutting edges, 11 small end face milling cutter front cutting edges, 12 taper seat milling cutter main cutting edges, 13 taper seat milling cutter front cutting edges, 14 large end face milling cutter cutting edges.
Fig. 2 is the carbon resistance rod termination partial sectional view of this tool sharpening.
Wherein: A is carbon resistance rod large end face endless belt width;
B is the bottom outlet outside diameter;
C is the bottom outlet degree of depth;
D is the bottom outlet end diameter;
E is the bottom outlet cone-apex angle.
The specific embodiment
Below in conjunction with accompanying drawing and instantiation, the utility model is made detailed description further.
Fig. 1 is the utility model structural representation, and this gang tool comprises cutterhead 1, boss 2, large end face carriage arbor 3, press strip 4, small end face carriage arbor 5, large end face milling cutter 6, small end face milling cutter 7, taper seat carriage arbor 8, taper seat milling cutter 9 and screw.Be provided with screwed hole, boss 2 and large end face carriage arbor 3 on cutterhead, described large end face carriage arbor 3, boss 2 are fixedly connected with cutterhead 1, described boss 2 is located at cutterhead 1 central authorities, center and cutterhead 1 center superposition, described large end face carriage arbor 3 is positioned at boss one side, and small end face carriage arbor 5 and taper seat carriage arbor 8 connect firmly on described boss 1; Press strip 4 is pressed on large end face milling cutter 6 on large end face carriage arbor 3, fixes by described screwed hole with screw, and large end face milling cutter cutting edge 14 is perpendicular to cutterhead 1 axis, and length is greater than the large end face width; Be provided with small end face carriage arbor 5 and taper seat carriage arbor 8 on described boss 2, small end face carriage arbor 5 and taper seat carriage arbor 8 are positioned at described boss center line both sides, and be fixedly connected with boss 2, be provided with screwed hole on described small end face carriage arbor 5 and taper seat carriage arbor 8; Described small end face milling cutter 7 is provided with unthreaded hole, be connected with screwed hole on described small end face carriage arbor 5 with screw, described small end face milling cutter main cutting edge 10 is perpendicular to cutterhead 1 axis, length equals bottom outlet small end radius, described small end face milling cutter main cutting edge 10 and large end face milling cutter cutting edge 14 distance in vertical direction equal the bottom outlet degree of depth, and described small end face milling cutter front cutting edge 11 is parallel to cutterhead 1 axis; Described taper seat milling cutter 9 is provided with unthreaded hole, be connected with screwed hole on described taper seat carriage arbor 8 with screw, taper seat milling cutter main cutting edge 12 favours cutterhead 1 axis, the angle of inclination equals bottom outlet cone half-angle, taper seat milling cutter front cutting edge 13 is perpendicular to cutterhead 1 axis, length equals bottom outlet small end radius, and contour with small end face milling cutter main cutting edge.
Claims (1)
1. cutter block that is used for carbon resistance rod termination internal thread bottom outlet processing, it is characterized in that, (1) is provided with boss (2) and large end face carriage arbor (3) on cutterhead, boss (2), large end face carriage arbor (3) connect firmly with cutterhead (1), boss (2) is located at cutterhead (1) central authorities, and overlap with cutterhead (1) center line, large end face carriage arbor (3) is positioned at boss (2) one sides, and small end face carriage arbor (5) and taper seat carriage arbor (8) are positioned at boss (2) center line both sides and connect firmly on boss (2);
Large end face milling cutter (6) is housed on described large end face carriage arbor (3), and small end face carriage arbor (5) is equipped with small end face milling cutter (7), and taper seat carriage arbor (8) is equipped with taper seat milling cutter (9);
large end face milling cutter cutting edge (14) is perpendicular to cutterhead (1) axis, small end face milling cutter main cutting edge (10) is perpendicular to cutterhead (1) axis, length equals bottom outlet small end radius, with large end face milling cutter cutting edge (14) in vertical direction distance equal the bottom outlet degree of depth, small end face milling cutter front cutting edge (11) is parallel to cutterhead (1) axis, described taper seat milling cutter main cutting edge (12) favours cutterhead (1) axis, the angle of inclination equals bottom outlet cone half-angle, taper seat milling cutter front cutting edge (13) is perpendicular to cutterhead (1) axis, length equals bottom outlet small end radius, and contour with small end face milling cutter main cutting edge (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392491 CN202922766U (en) | 2012-08-09 | 2012-08-09 | Combination milling cutter for machining inner threaded bottom hole and carbon electrode end socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392491 CN202922766U (en) | 2012-08-09 | 2012-08-09 | Combination milling cutter for machining inner threaded bottom hole and carbon electrode end socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202922766U true CN202922766U (en) | 2013-05-08 |
Family
ID=48212760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220392491 Expired - Fee Related CN202922766U (en) | 2012-08-09 | 2012-08-09 | Combination milling cutter for machining inner threaded bottom hole and carbon electrode end socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202922766U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103568134A (en) * | 2012-08-09 | 2014-02-12 | 北华大学 | Combined milling cutter for processing internal thread bottom hole at end of carbon electrode |
-
2012
- 2012-08-09 CN CN 201220392491 patent/CN202922766U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103568134A (en) * | 2012-08-09 | 2014-02-12 | 北华大学 | Combined milling cutter for processing internal thread bottom hole at end of carbon electrode |
| CN103568134B (en) * | 2012-08-09 | 2016-07-06 | 北华大学 | A kind of cutter block for the processing of carbon resistance rod termination female thread bottom outlet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20130809 |