CN218283878U - Milling cutter for bidirectionally processing inner and outer countersinks - Google Patents
Milling cutter for bidirectionally processing inner and outer countersinks Download PDFInfo
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- CN218283878U CN218283878U CN202222582035.3U CN202222582035U CN218283878U CN 218283878 U CN218283878 U CN 218283878U CN 202222582035 U CN202222582035 U CN 202222582035U CN 218283878 U CN218283878 U CN 218283878U
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Abstract
The utility model relates to the technical field of machining, in particular to an inside and outside counter boring bidirectional machining milling cutter, which comprises a fixed rod, a connecting rod, a cutter bar and a cutting edge, wherein one end of the connecting rod is movably sleeved on the fixed rod, the other end of the connecting rod is fixedly connected on the end surface of the cutter bar, and the cutting edge is fixedly arranged on the cutter bar; the cutter comprises a cutter body, a cutter bar, a connecting rod, a cutter rod and a cutter, wherein the cutter rod is arranged on the cutter body, the cutter rod is arranged on the cutter rod, the cutter rod is in a cylindrical three-quarter shape, the end face of the cutter rod is one quarter of the end face of the cutter rod, the two cutter blades are fixed at the same positions on the left end face and the right end face of the cutter rod respectively through screws, and the positions of the connecting rod and the cutter blades on the end face of the cutter rod are symmetrical along the symmetry axis of the end face of the cutter rod. The utility model discloses can carry out the processing of ream flat hole to workpiece surface and internal surface, be provided with first damping spring and second damping spring in connecting rod and dead lever junction simultaneously, can reduce the vibrations of milling cutter when the acting, protect milling cutter.
Description
Technical Field
The utility model relates to a machinery processing technology field particularly, relates to an inside and outside counter boring bidirectional machining milling cutter.
Background
Due to the gradual development of engineering machinery, the complexity of the existing engineering machinery is higher and higher, many parts facilitate the connection of various parts, holes are punched on the parts more and more, the diameters of some holes are larger, and in order to facilitate the placement or connection of other parts after the holes are connected with the parts, and improve the tightness of assembly, counter bores or countersinks are usually punched on the holes.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art and do not have suitable milling cutter to the inside problem of going to beat counter bore or counter bore hole, provide an inside and outside counter bore hole bidirectional machining milling cutter.
The embodiment of the utility model discloses a realize through following technical scheme:
the milling cutter comprises a fixed rod, a connecting rod, a cutter bar and a cutting edge, wherein one end of the connecting rod is movably sleeved on the fixed rod, the other end of the connecting rod is fixedly connected to the end face of the cutter bar, and the cutting edge is fixedly arranged on the cutter bar;
the cutter comprises a cutter holder, a connecting rod, a cutter rod and a cutter, wherein the number of the cutter blades is two, the cutter rod is three quarters of a cylinder, the two cutter blades are respectively fixed at the same positions on the left end surface and the right end surface of the cutter rod through screws, and the positions of the connecting rod and the cutter blades on the end surfaces of the cutter rod are symmetrical along the symmetry axis of the end surfaces of the cutter rod.
Further, the one end that the connecting rod cup jointed the dead lever is provided with T type key, be provided with in the dead lever with T type key complex T type groove, be provided with first damping spring between the top of T type key and the T type groove wall, be provided with second damping spring between the right angle department in T type groove and the T type groove wall.
Furthermore, the fixed rod is provided with a thread connected with the external rotating shaft, so that the milling cutter and the processing machine are connected more tightly and firmly.
Furthermore, the junction of dead lever and connecting rod is provided with excessive domatic, and the purpose is in order to let the whole mellow and full that looks of milling cutter, increases beautifully, also prevents sharp-pointed round edge fish tail staff simultaneously.
The utility model discloses technical scheme has following advantage and beneficial effect at least:
the utility model discloses the invention has created an inside and outside counter bore two-way processing milling cutter, through be provided with the cutting edge on two terminal surfaces at the cutter arbor, can carry out the processing of counter bore to workpiece surface and internal surface, is provided with first damping spring and second damping spring in connecting rod and dead lever junction simultaneously, can reduce the vibrations of milling cutter when the acting, protects milling cutter, sets up the screw thread on the pole head of dead lever, strengthens the fixed of dead lever and outside pivot, the utility model discloses the disappearance of prior art has been compensatied to convenient and practical, makes simply.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic perspective view of the device provided by the embodiment of the present invention;
fig. 2 is a schematic right-side sectional view of fig. 1 according to an embodiment of the present invention;
fig. 3 is a schematic perspective view of a connecting rod provided by an embodiment of the present invention
Icon: 1-fixed rod, 2-connecting rod, 3-cutter bar, 4-blade, 5-first damping spring, 6-second damping spring, 7-screw, 11-thread, 12-T-shaped groove and 21-T-shaped key.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be described in detail with reference to the accompanying drawings.
Examples
Example 1
As shown in fig. 1 to 3, the milling cutter for bidirectional machining of the inner and outer countersinks comprises a fixed rod 1, a connecting rod 2, a cutter bar 3 and a cutting edge 4, wherein one end of the connecting rod 2 is movably sleeved on the fixed rod 1, the other end of the connecting rod is fixedly connected to the end surface of the cutter bar 3, and the cutting edge 4 is fixedly arranged on the cutter bar 3;
the cutter bar is characterized in that the number of the cutting edges 4 is two, the cutter bar 3 is three quarters of a cylinder, the end face of each cutting edge 4 is one quarter of the end face of the cutter bar 3, the two cutting edges 4 are respectively fixed at the same position on the left end face and the right end face of the cutter bar 3 through screws 7, and the positions of the connecting rod 2 and the cutting edges 4 on the end faces of the cutter bar 3 are symmetrical along the symmetry axis of the end faces of the cutter bar 3. Through connect, the utility model discloses can process the ream flat hole to the internal and external surface of work piece. The one end that connecting rod 2 cup jointed dead lever 1 is provided with T type key 21, be provided with in the dead lever 1 with T type key 21 complex T type groove 12, consequently, T type key 21 can freely slide in T type groove 12, be provided with first damping spring 5 between the top of T type key 21 and the T type groove 12 wall, be provided with second damping spring 6 between the right angle department of T type groove 21 and the T type groove 12 wall, use through first damping spring 5 and second damping spring 6's cooperation, make the utility model discloses no matter actually carry out the processing of surface ream flat hole, still the processing of internal surface ream flat hole can both play fine shock attenuation effect.
Preferably, the fixing rod 1 is provided with a thread 11 connected with an external rotating shaft, so as to enable the milling cutter and the processing machine to be connected together more tightly and firmly. The junction of dead lever 1 and connecting rod 2 is provided with excessive domatic, and the purpose is in order to let the whole mellow and full that looks of milling cutter, increases pleasing to the eye, also prevents sharp-pointed round edge fish tail staff simultaneously.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The milling cutter comprises a fixed rod (1), a connecting rod (2), a cutter bar (3) and a cutting edge (4), wherein one end of the connecting rod (2) is movably sleeved on the fixed rod (1), the other end of the connecting rod is fixedly connected to the end face of the cutter bar (3), and the cutting edge (4) is fixedly arranged on the cutter bar (3);
the cutter is characterized in that the number of the cutting edges (4) is two, the cutter bar (3) is three quarters of a cylinder, the two cutting edges (4) are respectively fixed at the same positions on the left end face and the right end face of the cutter bar (3) through screws (7), and the positions of the connecting rod (2) and the cutting edges (4) on the end faces of the cutter bar (3) are symmetrical along the symmetry axis of the end faces of the cutter bar (3).
2. The milling cutter for machining the inner and outer countersinks and the flat holes in two directions as claimed in claim 1, wherein a T-shaped key (21) is arranged at one end, sleeved with a fixing rod (1), of the connecting rod (2), a T-shaped groove (12) matched with the T-shaped key (21) is arranged in the fixing rod (1), a first damping spring (5) is arranged between the top end of the T-shaped key (21) and the wall of the T-shaped groove (12), and a second damping spring (6) is arranged between the right angle of the T-shaped key (21) and the wall of the T-shaped groove (12).
3. The milling cutter for bi-directional machining of inner and outer countersinks and flat holes according to claim 1, wherein the fixing rod (1) is provided with a thread (11) connected with an external rotating shaft.
4. The milling cutter for bi-directionally processing the inner and outer countersinks and the flat holes according to claim 1, wherein a transition slope is arranged at the joint of the fixing rod (1) and the connecting rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222582035.3U CN218283878U (en) | 2022-09-28 | 2022-09-28 | Milling cutter for bidirectionally processing inner and outer countersinks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222582035.3U CN218283878U (en) | 2022-09-28 | 2022-09-28 | Milling cutter for bidirectionally processing inner and outer countersinks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218283878U true CN218283878U (en) | 2023-01-13 |
Family
ID=84805587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222582035.3U Active CN218283878U (en) | 2022-09-28 | 2022-09-28 | Milling cutter for bidirectionally processing inner and outer countersinks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218283878U (en) |
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2022
- 2022-09-28 CN CN202222582035.3U patent/CN218283878U/en active Active
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