CN110919469A - Cyclone milling and grinding cutter and production process thereof - Google Patents
Cyclone milling and grinding cutter and production process thereof Download PDFInfo
- Publication number
- CN110919469A CN110919469A CN201911356398.1A CN201911356398A CN110919469A CN 110919469 A CN110919469 A CN 110919469A CN 201911356398 A CN201911356398 A CN 201911356398A CN 110919469 A CN110919469 A CN 110919469A
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- 238000000227 grinding Methods 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000003801 milling Methods 0.000 title claims abstract description 16
- 238000005520 cutting process Methods 0.000 claims abstract description 107
- 239000000463 material Substances 0.000 claims description 11
- 230000001154 acute effect Effects 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 238000004663 powder metallurgy Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 10
- 239000000428 dust Substances 0.000 abstract description 9
- 231100000241 scar Toxicity 0.000 abstract description 5
- 238000004026 adhesive bonding Methods 0.000 abstract description 2
- 235000019589 hardness Nutrition 0.000 description 9
- 238000005498 polishing Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/02—Milling-cutters characterised by the shape of the cutter
- B23C5/08—Disc-type cutters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention relates to a cyclone milling and grinding cutter and a production process thereof, wherein the cyclone milling and grinding cutter comprises a body, wherein the surface of the body is provided with first cutting edges which are distributed at intervals around the circumference, and the first cutting edges are arranged in a way of deviating from the radial direction of the body; set up first cutting edge around the circumference interval through the surface at the body, the part that the scar is high is amputated with the help of first cutting edge when the body rotates in the in-service use process, its mode of removal mainly takes the cutting as main, and then can not produce high temperature because of the friction in the product welding department during, the main piece that produces of cutting is taken as leading simultaneously, can not produce the dust and lead to the fact the influence to staff health, the piece is difficult for gluing the product surface, thereby effectively reduce the dust and produce and reduce the influence to welding quality, and possess like this and get rid of efficient and body long service life, be difficult for producing wearing and tearing, and can clearly see the condition inside the scar in the cutting process and in time judge the welding quality condition, and this whirlwind milling cutter has the advantage of being convenient for production.
Description
Technical Field
The invention relates to the technical field of grinding tools, in particular to a cyclone milling and grinding tool and a production process thereof.
Background
At present, along with the continuous development of society, welding technology can be applied to many occasions, for example, many aluminum alloy parts in the automobile industry are fixed together through welding, and the welded parts can produce craters, and need follow-up to polish the craters smoothly, and the polishing piece on the angle grinder is mostly used for polishing in the prior art.
For example, chinese patent publication No. CN208246512U discloses a recyclable corner grinding plate, which comprises a corner grinding plate installed on a rotating shaft of a corner grinder, wherein a backing ring is installed on the rotating shaft and located on the inner side of the corner grinding plate, the inner diameter of the backing ring is matched with the rotating shaft, the outer diameter of the backing ring is matched with the inner diameter of the corner grinding plate, and the corner grinding plate replaced by a large-angle grinder is installed on a small-angle grinder through the backing ring for use, thereby solving the problem of waste and saving the production cost.
When adopting this kind of piece of polishing to polish and level the scar, the period can produce the dust, and these dusts can influence staff's healthy on the one hand, and on the other hand dust can adhere on the product surface, and the friction can lead to this temperature to improve during polishing moreover, influences the quality of splice.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a cyclone milling cutter which can reduce dust and influence on welding quality.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a whirling mills whets a knife, includes the body, its characterized in that: the surface of the body is provided with first cutting edges which are distributed at intervals around the circumference, and the first cutting edges are arranged in a manner of deviating from the radial direction of the body.
Set up first cutting edge around the circumference interval through the surface at the body, the part that the scar is high is amputated with the help of first cutting edge when the body rotates in the in-service use process, its mode of removal mainly uses the cutting as main, and then can not produce high temperature because of the friction in the product welding department during, the main piece that uses that the while cutting produced is main, can not produce the dust and lead to the fact the influence to staff health, the piece is difficult for gluing the product surface, thereby effectively reduce the dust and produce and reduce the influence to welding quality, and possess like this and get rid of efficient and body long service life, be difficult for producing wearing and tearing, and can clearly see the inside condition of scar and in time judge the welding quality condition among the cutting process.
The invention further provides that: the thickness of the body is gradually reduced from the center of the circle to the outside, and the first cutting edge is arranged from the inside to the outside arc line along the thickness of the body.
The thickness with the body outwards diminishes gradually from the middle part, improves the overall structure intensity of body on the one hand, and on the other hand makes first cutting edge be the arcuation setting to first cutting edge is the point contact with product surface butt in specific use, and non-line contact can effectively reduce the frictional resistance of butt like this, makes the action of cutting and grinding that first cutting edge can be more smooth.
The invention further provides that: the angle of the first cutting edge is gradually increased from one end of the circle center to the other end of the circle center.
The angle with first cutting edge sets up the structure that the linearity increases progressively to the position that can adjust first cutting edge according to the actual hardness of product at the in-process of concrete use cuts rather than the contact, avoids the great product of the first cutting edge cutting hardness of less angle to produce the condition of damaging, can play the effect of certain protection to first cutting edge, also lets first cutting edge can be applicable to the product cutting of multiple different hardnesses simultaneously, possesses better practicality.
The invention further provides that: the angle of one end of the first cutting edge close to the circle center is an acute angle.
Make the one end angle that first cutting edge is close to the centre of a circle less like this, can be easier and smooth and easy when such product of cutting aluminum alloy, effectively reduce the cutting resistance, reach better cutting effect.
The invention further provides that: the first cutting edges are symmetrically arranged on the surfaces of the two sides of the body, one ends, far away from the circle center, of the first cutting edges on the two sides of the body penetrate through the body and are connected with each other to form second cutting edges, and the second cutting edges are located on the outer circumferential edge of the body and are uniformly distributed around the circumference.
The first cutting sword that the symmetry set up makes the body both sides all can cut the use, improve the body and cut usable floor area, and connect between the first cutting sword of both sides and form the shorter second cutting edge of sword length in the body periphery, the second cutting edge can be used for the root-clearing processing of opening of crater department, also can be applicable to the clearance processing of fillet weld department, occasions such as panel grooving processing and work piece excision processing, to a great extent improves the functional of whirlwind milling cutter, and is more functional, can satisfy the operation requirement of more different occasions.
The invention further provides that: the middle part of the body is provided with a through mounting hole, and the inner wall of the mounting hole is convexly provided with a convex ring.
The whole weight of body can be reduced in the setting of at first mounting hole, and the operation when being convenient for people handheld angle mill more also can effectively reduce production material in addition and come reduce cost, and wherein the installation of the body of being convenient for is fixed in the setting of bulge loop, and it is fixed on the anchor clamps on the angle mill or production of being convenient for.
The invention further provides that: the first cutting edge and the second cutting edge are evenly distributed around the circumference of the body.
The first cutting edge and the second cutting edge which are uniformly distributed on the circumference have better uniformity in the rotary cutting process, and can achieve better cutting and polishing effects.
The invention further provides that: the body and the first cutting edge are integrally arranged and are made of hard alloy.
The hard alloy has a series of excellent performances of high hardness, wear resistance, good strength and toughness, heat resistance, corrosion resistance and the like, particularly high hardness and wear resistance, and the performance can still be well maintained in the environment with higher temperature, so that the durability of the whirling milling cutter is effectively improved.
The invention also aims to provide a production process of the cyclone milling cutter, which has the advantage of convenient production and processing.
The purpose of the invention is realized by the following technical scheme:
the invention further provides that: a production process of a cyclone milling cutter comprises the following steps:
step 1: obtaining an annular body blank material in a powder metallurgy mode;
step 2: clamping and fixing the body blank by a clamp;
and step 3: the surface of the body blank is ground by means of a grinding wheel to form a first cutting edge.
The whole process flow is simple, the number of links is small, after the body hair blank is obtained, the first cutting edge on the surface can be produced and machined by the aid of the grinding wheel which moves on the surface of the body hair blank according to a required track, production and machining are facilitated, and production efficiency is high.
In summary, the invention includes at least one of the following beneficial technical effects:
1. when the dust-free anti-explosion agent is processed and used, no dust and explosion danger exist, the safety and the environmental protection are realized, and the expensive dustproof and explosion-proof investment is saved;
2. no abrasive residue is adhered to the surface, and the welding quality is not influenced;
3. the material is not overheated, and the polishing stress is not increased;
4. the efficient material removal efficiency is 5-6 times of that of the traditional polishing mode;
5. the service life of the product is long, which is about equal to the service life of 5000 grinding wheels;
6. the back-flushing/rebounding is avoided, the teeth are not broken to hurt people, and the safety accidents of people are avoided;
7. welding defects are immediately visible;
8. polishing sparks are reduced and stopped, and safety prevention work is less;
9. greatly reducing the polishing cost.
Drawings
Fig. 1 is an overall configuration diagram of embodiment 1.
FIG. 2 is a plan view of embodiment 1.
FIG. 3 is a flowchart of example 2.
FIG. 4 is a structural view of a jig in embodiment 2.
Reference numerals: 1. a body; 2. mounting holes; 3. a first cutting edge; 4. a second cutting edge; 5. a convex ring; 6. fixing the disc; 7. a platen; 8. a cylinder; 9. a stud; 10. a threaded hole; 11. and (6) operating the hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the invention discloses a cyclone milling cutter, which comprises an annular body 1, wherein the body 1 is made of hard alloy, a through mounting hole 2 is formed in the middle of the body 1, the diameter of the mounting hole 2 is larger than half of the outer diameter of the body 1, the thickness of the body 1 is gradually reduced from the center of a circle to the outside, and the upper surface and the lower surface of the body 1 are cambered surfaces and are symmetrically arranged; the upper surface and the lower surface of the body 1 are provided with corresponding first cutting edges 3, and the first cutting edges 3 are uniformly distributed around the circumference of the body 1 at intervals; like this at the in-process that uses, body 1 is when being ordered about to rotate, can be with the help of the first cutting edge 3 on its surface with the weld crater cutting of welding department level and smooth, no dust produces during, it is the piece to cut the production, environmental protection safety more, and there is not abrasive material adhesion surface, do not influence welding quality, whether there is flaw and bubble in can clearly seeing the crater inside in the cutting process, in time know the welding quality condition, it possesses higher machining efficiency to compare the tradition mode of adopting to polish, and possess better durability, because carbide has the hardness height, wear-resisting, intensity and toughness are better, it is heat-resisting, a series of good performances such as corrosion-resistant, especially its high rigidity and wearability, the performance still can well keep under the higher environment of temperature.
As shown in fig. 1 and 2, the first cutting edge 3 is arranged in an arc and deviates from the radial direction of the body 1, so that the first cutting edge 3 does not contact with the crater in the whole blade and the resistance during rotation is effectively reduced; and the first cutting edge 3 is arc-shaped along with the cambered surface of the body 1, and the first cutting edge 3 is in point contact instead of line contact when in use, so that the first cutting edge 3 can perform cutting work more smoothly, and the cutting work is easier and smoother.
As shown in fig. 1 and 2, the edge angle of the first cutting edge 3 gradually increases from one end of the center of the circle to the other end, and the edge angle at the end near the center of the circle is an acute angle; therefore, the edge angle of the first cutting edge 3 is linearly increased along the length direction, so that the position of the first cutting edge 3 can be adjusted according to the actual hardness of a product to be contacted with the product for cutting in the specific use process, the condition that the product with larger cutting hardness of the first cutting edge 3 with a smaller angle is damaged is avoided, the first cutting edge 3 can be protected to a certain extent, meanwhile, the first cutting edge 3 can be suitable for cutting various products with different hardness, and the better practicability is achieved; the minimum edge angle is set to be an acute angle, and on the occasion of cutting similar aluminum alloy craters, the edge angle is sharper on the premise that the first cutting edge 3 is not broken, so that the cutting is easier and easier, and the cutting efficiency is effectively improved.
As shown in fig. 1 and 2, the ends of the first cutting edges 3 of the upper and lower surfaces of the body 1, which are far away from the center of the circle, are connected with each other to form an integral structure, and a second cutting edge 4 is formed at the convergence of the two ends, wherein the edge length of the second cutting edge 4 is far shorter than that of the first cutting edge 3 and is also uniformly distributed around the circumference of the body 1; the second cutting edge 4 can be used for root-clearing processing at a crater, and can also be suitable for occasions such as cleaning processing at a fillet weld, beveling processing of a plate, cutting processing of a workpiece and the like, so that the functionality of the cyclone milling cutter is improved to a great extent, the functionality is more, and the use requirements of more different occasions can be met; wherein first cutting edge 3, second cutting edge 4 and body 1 homogeneous body set up, and the wholeness is good like this, and overall structure intensity is more guaranteed.
As shown in FIG. 1, a convex ring 5 is convexly arranged on the inner wall of the middle mounting hole 2 of the body 1, wherein the convex ring 5 is arranged to facilitate the mounting and fixing of the body 1, and facilitate the mounting and fixing of the body on an angle grinder or a fixture in production.
Example 2: a production process of a whirling milling knife comprises the steps of firstly obtaining an annular body blank material in a traditional powder metallurgy mode, wherein the thickness of the body blank material is also gradually reduced from the center to the outside, and a convex ring 5 is convexly arranged on the inner wall of a mounting hole 2 in the middle of the body blank material; then, the body blank material is installed on a clamp for fixing, the clamp comprises a fixed disc 6 and a pressing disc 7 as shown in figure 4, the fixed disc 6 and the pressing disc 7 are matched with the mounting hole 2, the outer diameters of the fixed disc 6 and the pressing disc 7 are larger than the inner diameter of the convex ring 5, meanwhile, a cylinder 8 is coaxially fixed on the fixed disc 6, and the cylinder 8 is used for being clamped and fixed by a three-jaw chuck on a grinding machine subsequently; the fixing plate 6 is convexly provided with a stud 9, the pressure plate 7 is provided with a threaded hole 10 in threaded connection with the stud 9, the pressure plate 7 and the fixing plate 6 are respectively positioned at two sides of the convex ring 5, the pressure plate 7 is fixed by threaded connection of the threaded hole 10 and the stud 9, and the pressure plate 7 is symmetrically provided with two operation holes 11 for facilitating the rotation operation of the pressure plate 7; thereby realizing the stable fixation of the body blank material on the clamp; finally, the clamp is arranged on a grinding machine to be fixed, the clamp is contacted with the surface of a body blank through a grinding wheel, a first cutting edge 3 and a second cutting edge 4 are machined in a moving mode according to a specified track, the clamp rotates slowly during the process, and the arc-shaped first cutting edge 3 is machined through the movement of the grinding wheel; the grinding wheel is abutted and processed with one side of the body blank material and then gradually moved to the other side, and the first cutting edges 3 on the two symmetrical surfaces and the second cutting edges 4 connecting the two first cutting edges 3 are finished at one time; then, the clamp is rotated to process the first cutting edge 3 at the next position, and thus, the production and processing of the whirling milling cutter are completed by continuously circulating one circle, wherein the number of the first cutting edges 3 distributed around the circumference is 55; the whole process is simple, the procedures are few, the production and the processing are convenient, and the production efficiency is high.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. The utility model provides a whirling mills whet a knife, includes body (1), its characterized in that: the surface of the body (1) is provided with first cutting edges (3), the first cutting edges (3) are distributed at intervals around the circumference, and the first cutting edges (3) are arranged in a manner of deviating from the radial direction of the body (1).
2. The whirling mill blade of claim 1, wherein: the thickness of the body (1) is gradually reduced from the center of the circle to the outside, and the first cutting edge (3) is arranged along the thickness of the body (1) from the inside to the outside in an arc line direction.
3. The whirling mill blade of claim 2, wherein: the angle of the first cutting edge (3) is gradually increased from one end of the circle center to the other end.
4. The whirling mill blade of claim 3, wherein: the angle of one end of the first cutting edge (3) close to the circle center is an acute angle.
5. The whirling mill blade of claim 1, wherein: the cutting tool is characterized in that the first cutting edges (3) are symmetrically arranged on the surfaces of two sides of the body (1), one ends, far away from the circle center, of the first cutting edges (3) on the two sides of the body (1) penetrate through the body (1) and are connected with each other to form second cutting edges (4), and the second cutting edges (4) are located on the outer circumferential edge of the body (1) and are uniformly distributed around the circumference.
6. The whirling mill blade of claim 1, wherein: the middle part of the body (1) is provided with a through mounting hole (2), and the inner wall of the mounting hole (2) is convexly provided with a convex ring (5).
7. The whirling mill blade of claim 5, wherein: the first cutting edge (3) and the second cutting edge (4) are uniformly distributed around the circumference of the body (1).
8. The whirling mill blade of claim 1, wherein: the body (1) and the first cutting edge (3) are integrally arranged and are made of hard alloy.
9. A production process of a cyclone milling cutter is characterized by comprising the following steps:
step 1: obtaining an annular body blank material in a powder metallurgy mode;
step 2: clamping and fixing the body blank by a clamp;
and step 3: the surface of the body blank is ground by means of a grinding wheel to form a first cutting edge (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911356398.1A CN110919469B (en) | 2019-12-25 | 2019-12-25 | Whirlwind milling knife and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911356398.1A CN110919469B (en) | 2019-12-25 | 2019-12-25 | Whirlwind milling knife and production process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110919469A true CN110919469A (en) | 2020-03-27 |
| CN110919469B CN110919469B (en) | 2024-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911356398.1A Active CN110919469B (en) | 2019-12-25 | 2019-12-25 | Whirlwind milling knife and production process thereof |
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2019
- 2019-12-25 CN CN201911356398.1A patent/CN110919469B/en active Active
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|---|---|---|---|---|
| EP1295660A1 (en) * | 2001-09-25 | 2003-03-26 | Renault s.a.s. | Method for producing a cylinder head of a diesel engine |
| KR200287025Y1 (en) * | 2002-05-07 | 2002-08-27 | 유윤석 | Solid carbide V grooving cutter |
| KR200307146Y1 (en) * | 2002-12-03 | 2003-03-15 | 이원수 | side milling cutter for cutting tools |
| CN2860780Y (en) * | 2005-12-21 | 2007-01-24 | 魏爱英 | Wood floor processing knife tool |
| JP2012056058A (en) * | 2010-09-13 | 2012-03-22 | Shinx Ltd | Cutting tool for h-section steel |
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| CN110919469B (en) | 2024-06-14 |
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