CN211758926U - VM type composite rotary cutter - Google Patents
VM type composite rotary cutter Download PDFInfo
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- CN211758926U CN211758926U CN202020071617.3U CN202020071617U CN211758926U CN 211758926 U CN211758926 U CN 211758926U CN 202020071617 U CN202020071617 U CN 202020071617U CN 211758926 U CN211758926 U CN 211758926U
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- truncated cone
- cutter head
- shaped
- shaped cutter
- rasp
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Abstract
The utility model discloses a VM type composite rotary cutter, which comprises a cutter head and a cutter holder holding handle, wherein the cutter head sequentially comprises a first truncated cone-shaped cutter head, a second truncated cone-shaped cutter head and a third truncated cone-shaped cutter head from top to bottom, the large-diameter end surface of the first truncated cone-shaped cutter head is connected with the large-diameter end surface of the second truncated cone-shaped cutter head, the small-diameter end surface of the second truncated cone-shaped cutter head is connected with the small-diameter end surface of the third truncated cone-shaped cutter head, and the surfaces of the first truncated cone-shaped cutter head, the second truncated cone-shaped cutter head and the third truncated cone-shaped cutter head are provided with a plurality of file lines; the cutter clamping handle is arranged on the lower portion of the cutter head and connected with the third circular truncated cone-shaped cutter head. The composite rotary cutter has the functions of cutting a welding bead, polishing a plane welding trace, polishing a corner welding trace, polishing a surface bulge, rounding off and the like, improves the working efficiency of welding, and reduces the cost for purchasing other cutters.
Description
Technical Field
The utility model relates to a cutting technical field especially relates to a compound rotary cutter of VM type.
Background
A hard alloy rotary file cutter, commonly called a hard alloy polishing head, grinds a special spiral tooth on a hard alloy head blank for polishing weld marks, weld beads and burrs. The hard alloy rotary file, also called hard alloy high-speed assorted milling cutter, hard alloy die milling cutter, etc. is used in combination with high-speed electric grinder or pneumatic tool, and the hardness of the processed material can reach HRC 65. The hard alloy rotary file can finish various metal die cavities; cleaning flash, burr and welding line of casting, forging and welding parts; processing chamfers, inverted circles, grooves and key grooves of various mechanical parts; polishing the runner part of the impeller; cleaning the pipeline; finishing the surface of an inner hole of a machine part; various metal and non-metal art engraving, etc. The tool bit of the existing hard alloy rotary file tool is of a standard type and cannot meet the requirement of diversified processing. The hard alloy rotary file on the market is expensive in material, so that the production cost of the hard alloy rotary file is high.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the problems in the prior art, it is necessary to provide a VM-type composite rotary tool, which has the functions of cutting a weld bead, polishing a plane weld mark, polishing a corner weld mark, polishing a surface bulge, chamfering and the like, improves the working efficiency of welding, and reduces the cost for purchasing other tools.
The technical scheme of the utility model is that: a VM-shaped composite rotary cutter comprises a cutter head and a cutter clamping handle, wherein the cutter head sequentially comprises a first truncated cone-shaped cutter head, a second truncated cone-shaped cutter head and a third truncated cone-shaped cutter head from top to bottom, the large-diameter end face of the first truncated cone-shaped cutter head is connected with the large-diameter end face of the second truncated cone-shaped cutter head, the small-diameter end face of the second truncated cone-shaped cutter head is connected with the small-diameter end face of the third truncated cone-shaped cutter head, and a plurality of file cuts are arranged on the surfaces of the first truncated cone-shaped cutter head, the second truncated cone-shaped cutter head and the third truncated cone-shaped cutter head; the cutter clamping handle is arranged on the lower portion of the cutter head and connected with the third circular truncated cone-shaped cutter head.
Preferably, the file is a single-tooth file, the file direction on the first truncated cone-shaped cutter head is the same as that on the second truncated cone-shaped cutter head, and the file direction on the third truncated cone-shaped cutter head is opposite to that on the second truncated cone-shaped cutter head.
Preferably, the rasp is a cross-toothed rasp, and the cross-toothed rasp includes a first rasp and a second rasp, and the first rasp and the second rasp have opposite directions.
Preferably, a first cylindrical section is arranged at the large-diameter end of the second circular truncated cone-shaped cutter head, a second cylindrical section is arranged at the large-diameter end of the third circular truncated cone-shaped cutter head, and the diameters of the first cylindrical section and the second cylindrical section are equal.
Preferably, the cutter clamping handle comprises a third cylindrical section, an arc transition section and a rod handle which are sequentially connected from top to bottom, and the third cylindrical section is connected with the second cylindrical section.
By adopting the design, the three truncated cone-shaped tool bits are connected into one tool bit, only one tool bit can meet the requirement of diversified processing, and various metal die cavities can be finely processed; cleaning flash, burr and welding line of casting, forging and welding parts; processing chamfers, inverted circles, grooves and key grooves of various mechanical parts; polishing the runner part of the impeller; cleaning the pipeline; finishing the surface of an inner hole of a machine part; the process of carving various metals and nonmetals can simultaneously open weld beads, grind plane weld marks, grind corner weld marks, polish surface bulges, round corners and the like, improves the working efficiency of welding workers, reduces the cost of purchasing other cutters, and saves funds.
The utility model has the advantages that:
(1) by adopting the design, the three truncated cone-shaped tool bits are connected into one tool bit, only one tool bit can meet the requirement of diversified processing, and various metal die cavities can be finely processed; cleaning flash, burr and welding line of casting, forging and welding parts; processing chamfers, inverted circles, grooves and key grooves of various mechanical parts; polishing the runner part of the impeller; cleaning the pipeline; finishing the surface of an inner hole of a machine part; the process of carving various metals and nonmetals can simultaneously open weld beads, grind plane weld marks, grind corner weld marks, polish surface bulges, round corners and the like, improves the working efficiency of welding workers, reduces the cost of purchasing other cutters, and saves funds.
(2) The file lines are single-tooth file lines, the full tooth width is simultaneously involved in cutting during file, and the cutting force is large;
(3) the file is provided with two insections which are arranged in two directions, one is a main insection and the other is an auxiliary insection, so that the file is suitable for filing hard materials, and the tooth angle of the surface is different from that of the bottom, so that the file marks are not overlapped during filing, and the filed surface is smoother.
Drawings
Fig. 1 is a schematic view of a cross-tooth structure of a VM-type composite rotary tool according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a single-tooth structure of the VM-type compound rotary tool according to the embodiment of the present invention.
Description of reference numerals: 1. the cutting head, 2, the cutter holder handle, 3, first round platform shape cutting head, 4, second round platform shape cutting head, 5, third round platform shape cutting head, 6, the file line, 7, first cylinder section, 8, second cylinder section, 9, third cylinder section, 10, circular arc changeover portion, 11, the pole handle.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example (b):
as shown in fig. 1 to 2, a VM type compound rotary tool includes a tool head 1 and a tool holder shank 2, the cutter head 1 comprises a first truncated cone-shaped cutter head 3, a second truncated cone-shaped cutter head 4 and a third truncated cone-shaped cutter head 5 from top to bottom in sequence, the diameters of the large ends of the first truncated cone-shaped cutter head 3, the second truncated cone-shaped cutter head 4 and the third truncated cone-shaped cutter head 5 are 12mm, the diameter of the small end of the first truncated cone-shaped cutter head 5 is 2mm, the heights of the second truncated cone-shaped cutter head 4 and the third truncated cone-shaped cutter head 5 are both 10mm, the large-diameter end surface of the first truncated cone-shaped cutter head 3 is connected with the large-diameter end surface of the second truncated cone-shaped cutter head 4, the small-diameter end surface of the second truncated cone-shaped cutter head 4 is connected with the small-diameter end surface of the third truncated cone-shaped cutter head 5, the surfaces of the first truncated cone-shaped cutter head 3, the second truncated cone-shaped cutter head 4 and the third truncated cone-shaped cutter head 5 are provided with a plurality of rasps 6; the cutter clamping handle 2 is arranged on the lower part of the cutter head 1 and is connected with the third truncated cone-shaped cutter head 5.
The first truncated cone-shaped cutter head 3 can be used for cutting weld beads, polishing corners, grooves, key grooves and the like; the conical included angle between the second truncated cone-shaped tool bit 4 and the third truncated cone-shaped tool bit 5 can be used for polishing protruding welding marks, corner fillets and the like.
In one embodiment, the first truncated cone-shaped cutter head 3, the second truncated cone-shaped cutter head 4 and the third truncated cone-shaped cutter head 5 are fixedly connected by welding.
In one embodiment, as shown in fig. 2, the rasp 6 is a single-tooth rasp, the rasp 6 of the first truncated cone-shaped cutting head 3 is in the same direction as the rasp 6 of the second truncated cone-shaped cutting head 4, and the rasp 6 of the third truncated cone-shaped cutting head 5 is in the opposite direction to the rasp 6 of the second truncated cone-shaped cutting head 4.
In one embodiment, as shown in fig. 1, the rasp 6 is a crossed-tooth type rasp comprising a first rasp and a second rasp, the first rasp and the second rasp being in opposite directions.
In one embodiment, as shown in fig. 1-2, the large diameter end of the second truncated cone-shaped cutting head 4 is provided with a first cylindrical section 7, the large diameter end of the third truncated cone-shaped cutting head 5 is provided with a second cylindrical section 8, and the diameters of the first cylindrical section 7 and the second cylindrical section 8 are equal and are both 1 mm.
The first cylindrical section 7 and the second cylindrical section 8 can be used for plane grinding.
In one embodiment, as shown in fig. 1-2, the knife holding handle 2 includes a third cylindrical section 9, an arc transition section 10 and a rod handle 11 connected in sequence from top to bottom, the third cylindrical section 9 is in interference fit with the second cylindrical section 8 and is fixedly connected by welding, and the length of the knife holding handle 2 is 45 mm.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (5)
1. A VM-type composite rotary cutter comprises a cutter head and a cutter clamping handle, and is characterized in that the cutter head sequentially comprises a first truncated cone-shaped cutter head, a second truncated cone-shaped cutter head and a third truncated cone-shaped cutter head from top to bottom, the large-diameter end face of the first truncated cone-shaped cutter head is connected with the large-diameter end face of the second truncated cone-shaped cutter head, the small-diameter end face of the second truncated cone-shaped cutter head is connected with the small-diameter end face of the third truncated cone-shaped cutter head, and a plurality of file cuts are formed in the surfaces of the first truncated cone-shaped cutter head, the second truncated cone-shaped cutter head and the third truncated cone-shaped cutter head; the cutter clamping handle is arranged on the lower portion of the cutter head and connected with the third circular truncated cone-shaped cutter head.
2. The VM-type compound rotary tool according to claim 1, wherein the rasp is a single-tooth rasp, the rasp direction on the first truncated cone-shaped cutting head is the same as that on the second truncated cone-shaped cutting head, and the rasp direction on the third truncated cone-shaped cutting head is opposite to that on the second truncated cone-shaped cutting head.
3. The VM-type compound rotary tool of claim 1, wherein the rasps are cross-toothed rasps comprising a first rasp and a second rasp, the first rasp and the second rasp being in opposite directions.
4. The VM-type compound rotary tool of claim 1, wherein the large-diameter end of the second frustum-shaped tool bit is provided with a first cylindrical section, and the large-diameter end of the third frustum-shaped tool bit is provided with a second cylindrical section, and the diameters of the first cylindrical section and the second cylindrical section are equal.
5. The VM-type composite rotary tool of claim 4, wherein the tool clamping shank comprises a third cylindrical section, an arc transition section and a shank connected in sequence from top to bottom, the third cylindrical section being connected with the second cylindrical section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020071617.3U CN211758926U (en) | 2020-01-14 | 2020-01-14 | VM type composite rotary cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020071617.3U CN211758926U (en) | 2020-01-14 | 2020-01-14 | VM type composite rotary cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211758926U true CN211758926U (en) | 2020-10-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020071617.3U Active CN211758926U (en) | 2020-01-14 | 2020-01-14 | VM type composite rotary cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211758926U (en) |
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2020
- 2020-01-14 CN CN202020071617.3U patent/CN211758926U/en active Active
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