CN220805513U - Eccentric boring cutter - Google Patents
Eccentric boring cutter Download PDFInfo
- Publication number
- CN220805513U CN220805513U CN202322713546.9U CN202322713546U CN220805513U CN 220805513 U CN220805513 U CN 220805513U CN 202322713546 U CN202322713546 U CN 202322713546U CN 220805513 U CN220805513 U CN 220805513U
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- connecting seat
- holder
- cutter
- waist
- cutter holder
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- 238000009434 installation Methods 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 4
- 238000003754 machining Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model discloses an eccentric boring cutter, which comprises a boring cutter body, wherein one end of the boring cutter body is connected with a cutter handle, the other end of the boring cutter body is provided with a first blade connecting seat and a counterweight mounting part, the side surface of the boring cutter body is provided with a second blade connecting seat, the first blade connecting seat and the second blade connecting seat are obliquely arranged, and the first blade connecting seat is detachably connected with the boring cutter body; the counterweight installation part is provided with a counterweight, and the joint of the counterweight installation part and the counterweight is provided with a connection adjusting structure; the balancing weight surface is provided with a plurality of waist-shaped mounting holes penetrating through the balancing weight, waist-shaped counter bores are formed in the orifice positions of the waist-shaped mounting holes, the counter weight mounting part is provided with connecting holes corresponding to the waist-shaped mounting holes, and the waist-shaped mounting holes are provided with first locking bolts. The utility model can process holes in different directions, improves the processing range and the processing efficiency, can rapidly adjust the position of the balancing weight to realize complete shock absorption, and has the characteristics of high strength, light weight and convenient adjustment.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to an eccentric boring cutter.
Background
In boring machine processing, boring is the most common procedure, and single parts with different pore sizes and high size requirements are often processed;
The existing eccentric fine-tuning boring cutter can fine-tune the position of the boring cutter, but in the using process, the problem that the machining direction of the boring cutter blade is single, the vibration is relatively unstable and the machining accuracy is affected exists; and the position of the counterweight can not be adjusted, so that the vibration of the boring cutter can not be completely eliminated.
Therefore, it is necessary to develop an eccentric boring cutter, which can process holes in different directions, improve the processing range and the processing efficiency, and quickly adjust the position of the balancing weight to realize shock absorption.
Disclosure of utility model
In order to solve the problems, the technical scheme adopted by the utility model is as follows:
The eccentric boring cutter comprises a boring cutter body, and is characterized in that one end of the boring cutter body is connected with a cutter handle, a first blade connecting seat and a counterweight mounting part are arranged at the other end of the boring cutter body, a second blade connecting seat is arranged on the side surface of the boring cutter body, the first blade connecting seat and the second blade connecting seat are obliquely arranged, and the first blade connecting seat is detachably connected with the boring cutter body;
The first blade connecting seat and the second blade connecting seat are respectively provided with a first blade and a second blade; the counterweight installation part is provided with a counterweight, and a connection adjusting structure is arranged at the joint of the counterweight installation part and the counterweight;
The surface of the balancing weight is provided with a plurality of waist-shaped mounting holes penetrating through the balancing weight, waist-shaped counter bores are formed in the orifice positions of the waist-shaped mounting holes, the counter weight mounting part is provided with connecting holes corresponding to the waist-shaped mounting holes, the waist-shaped mounting holes are provided with first locking bolts, and thread sections of the first locking bolts penetrate through the waist-shaped mounting holes and are in threaded connection with the connecting holes to lock and fasten the balancing weight to the counter weight mounting part;
The waist-shaped mounting hole, the waist-shaped counter bore, the connecting hole and the first locking bolt form the connecting adjusting structure.
Preferably, the first blade connecting seat extends from the end surface of the boring cutter body to a direction away from the cutter handle.
Preferably, the first blade connecting seat is provided with a first cutter holder, and the first blade is connected with the first blade connecting seat through the first cutter holder; the second blade connecting seat is provided with a second cutter holder, and the second blade is connected with the second blade connecting seat through the second cutter holder;
And the first cutter holder and the second cutter holder are respectively provided with cutter holder fine-tuning locking structures on the first cutter holder and the second cutter holder.
Preferably, the first blade connecting seat and the second blade connecting seat are respectively provided with a cutter holder mounting groove, and the cutter holder fine adjustment locking structure comprises a first fine adjustment bolt, a second fine adjustment bolt and a plurality of second locking bolts;
The first cutter holder and the second cutter holder are arranged on the cutter holder mounting groove through the second locking bolt, the first fine tuning bolt and the second fine tuning bolt are arranged at two ends of the first cutter holder and the second cutter holder, the first fine tuning bolt penetrates through the first cutter holder and the second cutter holder and then is in threaded connection with the cutter holder mounting groove, and the second fine tuning bolt is in threaded connection with the side edge of the cutter holder mounting groove and is used for locking the end parts of the first cutter holder and the second cutter holder.
Preferably, the first tool holder and the second tool holder are respectively provided with an insert mounting groove, the insert mounting grooves are provided with third locking bolts, and the first insert and the second insert are fastened on the insert mounting grooves through the third locking bolts.
Preferably, the boring cutter body is made of aviation aluminum 7075.
Compared with the prior art, the utility model has the beneficial effects that:
According to the boring cutter, holes in different directions can be machined without replacing the boring cutter body, and the machining range and the machining efficiency are improved; meanwhile, the position-adjustable counterweight connection structure design is adopted, so that the position of the counterweight block can be quickly adjusted to realize complete shock absorption, and the counterweight block has the characteristics of high strength, light weight, convenience in adjustment and the like.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an exploded view of the present utility model;
FIG. 4 is an enlarged schematic view of a portion of FIG. 3B;
Wherein: the boring tool comprises a boring tool body 1, a tool holder 2, a first blade 3, a second blade 4, a balancing weight 5, a connection adjusting structure 6, a tool holder fine adjustment locking structure 7, a third locking bolt 8, a first tool holder 10, a second tool holder 20, a tool holder mounting groove 30, a blade mounting groove 40, a first blade connecting seat 11, a balancing weight mounting part 12, a second blade connecting seat 13, a waist-shaped mounting hole 61, a waist-shaped counter bore 62, a connecting hole 63, a first locking bolt 64, a first fine adjustment bolt 71, a second fine adjustment bolt 72 and a second locking bolt 73.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "upper," "lower," "front," "rear," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The utility model will be further described with reference to the accompanying drawings and detailed description below:
As shown in fig. 1-3, an eccentric boring cutter comprises a boring cutter body 1, wherein one end of the boring cutter body 1 is connected with a cutter handle 2, a first blade connecting seat 11 and a counterweight mounting part 12 are arranged at the other end of the boring cutter body, a second blade connecting seat 13 is arranged on the side surface of the boring cutter body 1, the first blade connecting seat 11 and the second blade connecting seat 13 are obliquely arranged, and the first blade connecting seat 11 is detachably connected with the boring cutter body 1;
The first blade connecting seat 11 and the second blade connecting seat 13 are respectively provided with a first blade 3 and a second blade 4; the counterweight mounting part 12 is provided with a counterweight 5, and a connection adjusting structure 6 is arranged at the joint of the counterweight mounting part 12 and the counterweight 5;
The surface of the balancing weight 5 is provided with a plurality of waist-shaped mounting holes 61 penetrating through the balancing weight 5, waist-shaped counter bores 62 are formed in the orifice positions of the waist-shaped mounting holes 61, the counter weight mounting part 12 is provided with connecting holes 63 corresponding to the waist-shaped mounting holes 61, the waist-shaped mounting holes 61 are provided with first locking bolts 64, and thread sections of the first locking bolts 64 penetrate through the waist-shaped mounting holes 61 and then are in threaded connection with the connecting holes 63 to lock and fix the balancing weight 5 on the counter weight mounting part 12;
The waist-shaped mounting hole 61, the waist-shaped counter bore 62, the connecting hole 63 and the first locking bolt 64 form the connection adjusting structure 6.
In this embodiment, the structural design of the first blade connecting seat 11 and the second blade connecting seat 13 which are obliquely arranged is adopted, and the holes in the radial direction and/or the axial direction of the workpiece can be machined by assembling and disassembling the first blade connecting seat 11 and the corresponding blade, so that the boring cutter body 1 is not required to be replaced in the process, and the holes in different directions can be machined, and the machining range and the machining efficiency are improved.
In this embodiment, adopt the design of position adjustable counter weight connection structure, through first locking bolt 64 with balancing weight 5 pre-fixation on counter weight installation department 12, then according to the configuration and the processing requirement of blade, carry out preliminary regulation locking to the position of balancing weight 5, then make boring cutter test run and according to the vibrations condition of test run, further through waist type mounting hole 61 and waist type counter bore 62 accurate adjustment balancing weight 5's position, compare prior art fixed position mounting structure, can swiftly adjust balancing weight 5 position realization shock absorption completely.
Further, as shown in fig. 1, the first insert connecting seat 11 extends from the end surface of the boring tool body 1 in a direction away from the tool shank 2.
In this embodiment, the above structure allows deep processing of the hole in the axial direction.
Further, as shown in fig. 2 and 4, the first insert connecting seat 11 is provided with a first tool holder 10, and the first insert 3 is connected with the first insert connecting seat 11 through the first tool holder 10; the second blade connecting seat 13 is provided with a second cutter holder 20, and the second blade 4 is connected with the second blade connecting seat 13 through the second cutter holder 20;
the first cutter holder 10 and the second cutter holder 20 are respectively provided with cutter holder fine adjustment locking structures 7 on the first blade connecting seat 11 and the second blade connecting seat 13.
In this embodiment, the blade is locked on the blade connecting seat after fine adjustment by the cutter holder fine adjustment locking structure 7, so as to improve the stability of blade connection.
Further, as shown in fig. 2, 3 and 4, the first insert connecting seat 11 and the second insert connecting seat 13 are provided with a tool holder mounting groove 30, and the tool holder fine adjustment locking structure 7 includes a first fine adjustment bolt 71, a second fine adjustment bolt 72 and a plurality of second locking bolts 73;
The first tool holder 10 and the second tool holder 20 are arranged on the tool holder mounting groove 30 through the second locking bolt 73, the first fine tuning bolt 71 and the second fine tuning bolt 72 are arranged at two ends of the first tool holder 10 and the second tool holder 20, the first fine tuning bolt 71 penetrates through the first tool holder 10 and the second tool holder 20 and then is in threaded connection with the tool holder mounting groove 30, and the second fine tuning bolt 72 is in threaded connection with the side edge of the tool holder mounting groove 30 and is used for locking the end parts of the first tool holder 10 and the second tool holder 20.
In this embodiment, when the tool holder is mounted, the first tool holder 10 or the second tool holder 20 is pre-fixed to the tool holder mounting groove 30 by the second locking bolt 73, then the position of the first tool holder 10 or the second tool holder 20 is finely adjusted, the first fine adjustment bolt 71 and the second fine adjustment bolt 72 are tightened to lock the position of the first tool holder 10 or the second tool holder 20, and then the second locking bolt 73 is tightened, so that the positioning and locking of the tool holders are realized.
Further, as shown in fig. 2 and 4, the first and second tool holders 10 and 20 are provided with insert mounting grooves 40, the insert mounting grooves 40 are provided with third locking bolts 8, and the first and second inserts 3 and 4 are locked and fixed to the insert mounting grooves 40 by the third locking bolts 8.
In this embodiment, the above-described construction provides for a locking connection of the insert to the toolholder.
Further, the boring cutter body 1 is made of aviation aluminum 7075.
In this embodiment, the aviation aluminum 7075 has a high strength, lightweight characteristic.
It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the utility model as defined in the appended claims.
Claims (6)
1. The eccentric boring cutter comprises a boring cutter body, and is characterized in that one end of the boring cutter body is connected with a cutter handle, a first blade connecting seat and a counterweight mounting part are arranged at the other end of the boring cutter body, a second blade connecting seat is arranged on the side surface of the boring cutter body, the first blade connecting seat and the second blade connecting seat are obliquely arranged, and the first blade connecting seat is detachably connected with the boring cutter body;
The first blade connecting seat and the second blade connecting seat are respectively provided with a first blade and a second blade; the counterweight installation part is provided with a counterweight, and a connection adjusting structure is arranged at the joint of the counterweight installation part and the counterweight;
The surface of the balancing weight is provided with a plurality of waist-shaped mounting holes penetrating through the balancing weight, waist-shaped counter bores are formed in the orifice positions of the waist-shaped mounting holes, the counter weight mounting part is provided with connecting holes corresponding to the waist-shaped mounting holes, the waist-shaped mounting holes are provided with first locking bolts, and thread sections of the first locking bolts penetrate through the waist-shaped mounting holes and are in threaded connection with the connecting holes to lock and fasten the balancing weight to the counter weight mounting part;
The waist-shaped mounting hole, the waist-shaped counter bore, the connecting hole and the first locking bolt form the connecting adjusting structure.
2. The eccentric boring tool of claim 1, wherein the first insert coupling seat extends from an end surface of the boring tool body in a direction away from the tool shank.
3. The eccentric boring tool of claim 1, wherein the first insert holder is provided with a first tool holder, and the first insert is connected to the first insert holder by the first tool holder; the second blade connecting seat is provided with a second cutter holder, and the second blade is connected with the second blade connecting seat through the second cutter holder;
And the first cutter holder and the second cutter holder are respectively provided with cutter holder fine-tuning locking structures on the first cutter holder and the second cutter holder.
4. The eccentric boring tool of claim 3, wherein the first and second insert connecting seats are each provided with a holder mounting slot, and the holder fine tuning locking structure comprises a first fine tuning bolt, a second fine tuning bolt, and a plurality of second locking bolts;
The first cutter holder and the second cutter holder are arranged on the cutter holder mounting groove through the second locking bolt, the first fine tuning bolt and the second fine tuning bolt are arranged at two ends of the first cutter holder and the second cutter holder, the first fine tuning bolt penetrates through the first cutter holder and the second cutter holder and then is in threaded connection with the cutter holder mounting groove, and the second fine tuning bolt is in threaded connection with the side edge of the cutter holder mounting groove and is used for locking the end parts of the first cutter holder and the second cutter holder.
5. The eccentric boring tool of claim 3, wherein the first and second tool holders are each provided with an insert mounting slot, the insert mounting slots are provided with third locking bolts, and the first and second inserts are secured to the insert mounting slots by third locking bolt locks.
6. The eccentric boring cutter of claim 1, wherein the boring cutter body is made of aviation aluminum 7075.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322713546.9U CN220805513U (en) | 2023-10-10 | 2023-10-10 | Eccentric boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322713546.9U CN220805513U (en) | 2023-10-10 | 2023-10-10 | Eccentric boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220805513U true CN220805513U (en) | 2024-04-19 |
Family
ID=90697732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322713546.9U Active CN220805513U (en) | 2023-10-10 | 2023-10-10 | Eccentric boring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220805513U (en) |
-
2023
- 2023-10-10 CN CN202322713546.9U patent/CN220805513U/en active Active
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| GR01 | Patent grant |