CN111331164A - Boring cutter adjusting mechanism - Google Patents
Boring cutter adjusting mechanism Download PDFInfo
- Publication number
- CN111331164A CN111331164A CN202010337694.3A CN202010337694A CN111331164A CN 111331164 A CN111331164 A CN 111331164A CN 202010337694 A CN202010337694 A CN 202010337694A CN 111331164 A CN111331164 A CN 111331164A
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- China
- Prior art keywords
- boring cutter
- adjusting
- adjusting rod
- boring
- rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/04—Tool holders for a single cutting tool
- B23B29/08—Tool holders equipped with grooves arranged crosswise to the longitudinal direction for setting the cutting tool
- B23B29/10—Tool holders equipped with grooves arranged crosswise to the longitudinal direction for setting the cutting tool with adjustable counterbase for the cutting tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention provides a boring cutter adjusting mechanism, and belongs to the technical field of boring machining. The boring cutter adjusting mechanism comprises a boring cutter rod, a connecting structure and a measuring block. At least one through hole is formed along the radial direction of the boring cutter rod. Each through hole corresponds to one connecting structure, each connecting structure comprises an adjusting rod and a locking assembly, the adjusting rods are arranged in the through holes in a penetrating mode in an adjustable mode, the boring cutters are arranged at one ends of the adjusting rods, and the locking assemblies can lock the adjusting rods at the adjusted positions. The gauge block can be detachably connected to the adjusting rod, and two ends of the gauge block are respectively abutted against the outer walls of the boring cutter and the boring cutter rod so as to determine the locking position of the adjusting rod. The invention realizes the accurate adjustment of the boring cutter bar position in a large size range, thereby realizing the processing of holes with different sizes and apertures.
Description
Technical Field
The invention relates to the technical field of boring machining, in particular to a boring cutter adjusting mechanism.
Background
Boring is an internal diameter turning process with enlarged holes or other circular profiles using tools, typically single-edged boring tools, which typically range from semi-roughing to finishing. When the boring cutter is used for machining, sometimes the position of the boring cutter on the boring cutter rod needs to be adjusted according to the size of a machined hole so as to realize machining of apertures with different sizes, but the existing adjusting mode is that the boring cutter is adjusted through a fine adjustment structure of the boring cutter, the adjusting range is small, the adjustment of the sizes in a large range cannot be carried out, and different boring cutters need to be replaced for machining of apertures with different sizes, so that the use is inconvenient.
Disclosure of Invention
The invention aims to provide a boring cutter adjusting mechanism which can realize the adjustment of a boring cutter on a boring cutter rod in a larger size range, thereby realizing the processing of apertures with different sizes.
In order to achieve the purpose, the invention adopts the following technical scheme:
a boring tool adjustment mechanism comprising:
the boring cutter bar is provided with at least one through hole along the radial direction of the boring cutter bar;
each through hole corresponds to one connecting structure, each connecting structure comprises an adjusting rod and a locking assembly, the adjusting rods are adjustably arranged in the through holes in a penetrating mode, the boring cutters are arranged at one ends of the adjusting rods, and the locking assemblies can lock the adjusting rods at the adjusted positions; and
the gauge block can be detachably connected to the adjusting rod, and two ends of the gauge block are respectively abutted to the outer walls of the boring cutter and the boring cutter rod so as to determine the locking position of the adjusting rod.
Preferably, there are one or more of the gauge blocks, and the plurality of gauge blocks have the same or different sizes.
Preferably, a shaft shoulder is arranged at one end of the adjusting rod, which is connected with the boring cutter, and the diameter of the end of the adjusting rod, which is connected with the boring cutter, is larger, and the measuring block is clamped between the shaft shoulder of the adjusting rod and the outer wall of the boring cutter rod at the same side.
Preferably, the gauge block is provided with a clamping groove for clamping the gauge block on the adjusting rod.
Preferably, the locking assembly comprises:
the adjusting rod is connected with the boring cutter through a screw thread, and the end, opposite to the end connected with the boring cutter, of the adjusting rod is provided with an external screw thread;
and the fastening screw penetrates along the radial direction of the boring cutter rod and abuts against the outer wall of the adjusting rod.
Preferably, the outer wall of the adjustment lever is cut with a slope in the axial direction thereof, and the set screw abuts on the slope.
Preferably, two opposite sides of the adjusting rod are respectively provided with one inclined plane, and one inclined plane is correspondingly abutted to one set screw.
Preferably, the outer wall of the adjusting rod is provided with a key groove, and the adjusting rod is connected with the boring cutter bar key through the key groove.
Preferably, two opposite sides of the adjusting rod are respectively provided with one key slot, and the two key slots are symmetrically distributed.
Preferably, the end part of the adjusting rod is provided with a mounting hole, and one end of the boring cutter is detachably connected in the mounting hole.
The invention has the beneficial effects that:
the invention comprises a boring cutter bar, a connecting structure and a gauge block, wherein at least one through hole is arranged along the radial direction of the boring cutter bar, one or more through holes can be arranged according to the actual processing requirement, each through hole corresponds to one connecting structure, the connecting structure comprises an adjusting rod and a locking component, the adjusting rod is arranged in the through hole in a penetrating way in a position-adjustable way, a boring cutter is arranged at one end of the adjusting rod, the locking component can lock the adjusting rod at the well adjusted position, when the position of the boring cutter is required to be adjusted, the locking component is loosened, the corresponding gauge block is arranged between the boring cutter on the adjusting rod and the outer wall of the boring cutter bar at the same side according to the distance required to be adjusted by the boring cutter, after the position of the boring cutter is determined, the adjusting rod is locked by the locking component, then the gauge block is detached, the gauge blocks with different sizes are arranged according to the position required to be adjusted, thereby, the processing of holes with different sizes and apertures can be realized.
Drawings
FIG. 1 is a schematic perspective view of a boring tool adjustment mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the enlarged structure at A in FIG. 1;
FIG. 3 is an exploded view of a boring tool adjustment mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic side view of a boring tool adjustment mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view taken along line I-I of FIG. 4;
FIG. 6 is a schematic view of a portion of the enlarged structure at B in FIG. 5;
fig. 7 is an exploded view of an adjusting rod and a boring tool of a boring tool adjusting mechanism according to an embodiment of the present invention.
In the figure:
1. a knife handle; 2. boring a cutter bar; 3. a connecting structure; 31. adjusting a rod; 311. a keyway; 312. a bevel; 313. a shaft shoulder; 32. a locking assembly; 321. locking the nut; 322. tightening the screw; 4. measuring blocks; 5. and (5) boring cutters.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly and encompass, for example, both fixed and removable connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in direct contact with the second feature but being in contact with the second feature by another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the present invention is further explained by the following embodiments with reference to the attached fig. 1-7.
The invention provides a boring cutter adjusting mechanism which comprises a boring cutter rod 2, a connecting structure 3 and a measuring block 4 as shown in figures 1 to 6.
At least one through hole is arranged along the radial direction of the boring cutter rod 2. Each through hole corresponds to one connecting structure 3, each connecting structure 3 comprises an adjusting rod 31 and a locking assembly 32, the adjusting rods 31 penetrate through the through holes in an adjustable mode, the boring cutters 5 are arranged at one ends of the adjusting rods 31, and the locking assemblies 32 can lock the adjusting rods 31 at the adjusted positions. Optionally, a mounting hole is formed at an end of the adjusting rod 31, one end of the boring cutter 5 is detachably connected in the mounting hole, and the boring cutter 5 and the adjusting rod 31 are connected through a screw.
The gauge block 4 can be detachably connected to the adjusting rod 31, and two ends of the gauge block abut against the outer walls of the boring cutter 5 and the boring cutter rod 2 respectively to determine the locking position of the adjusting rod 31.
In this embodiment, when the stepped hole is processed, a plurality of through holes may be provided, and each through hole is provided with one corresponding connection structure 3. When the position of the boring cutter 5 needs to be adjusted, the locking assembly 32 is loosened, corresponding gauge blocks 4 are arranged between the boring cutter 5 on the adjusting rod 31 and the outer wall of the boring cutter rod 2 on the same side according to the distance to be adjusted of the boring cutter 5, after the position of the boring cutter 5 is determined, the adjusting rod 31 is locked by the locking assembly 32, then the gauge blocks 4 are disassembled, different gauge blocks 4 are arranged according to the position to be adjusted, the accurate adjustment of the large-size range of the installation position of the boring cutter 5 on the boring cutter rod 2 is realized, and the processing of holes with different sizes and apertures can be realized.
Specifically, there are one or more gauge blocks 4, and the plurality of gauge blocks 4 may be the same or different in size. Specifically, the position of the boring cutter 5 can be adjusted according to actual processing requirements, and the boring cutter can be realized by one gauge block 4 or a combination of different gauge blocks 4.
In order to facilitate the installation and the disassembly of the gauge block 4, the gauge block 4 is provided with a clamping groove to clamp the gauge block 4 on the adjusting rod 31, optionally, the clamping groove can be U-shaped, C-shaped or V-shaped, so that the gauge block 4 can be arranged between the boring cutter 5 on the adjusting rod 31 and the outer wall of the boring cutter rod 2 on the same side in a clamping manner, and the use is convenient.
In order to adjust the position of the boring cutter conveniently, a shaft shoulder 313 is arranged at one end of the adjusting rod 31, which is connected with the boring cutter 5, and the diameter of one end of the adjusting rod, which is connected with the boring cutter 5, is larger, and the gauge block 4 is clamped between the shaft shoulder 313 of the adjusting rod 31 and the outer wall of the boring cutter rod 2 at the same side. The shoulder 313 can be used for positioning, so that the distance from the shoulder 313 to the outer wall of the adjusting rod 31 on the same side can be conveniently adjusted.
As shown in fig. 1 to 3, the locking assembly 32 includes a locking nut 321 and a set screw 322. An external thread is arranged at one end of the adjusting rod 31 opposite to the connecting boring cutter 5, and the locking nut 321 is in threaded connection with the adjusting rod 31. The set screw 322 is inserted in the radial direction of the boring bar 2 and abuts against the outer wall of the adjustment lever 31. Specifically, a threaded hole is opened along the boring bar 2, and a set screw 322 is screwed into the threaded hole. It can be understood that when the position of the boring cutter 5 needs to be adjusted, the locking nut 321 and the set screw 322 are loosened, the adjusting rod 31 can move along the axial direction of the through hole, so as to drive the boring cutter 5 to move, and after the position adjustment of the boring cutter 5 is completed, the adjusting rod 31 is fixed in the through hole through the locking nut 321 and the set screw 322.
In order to fix the adjusting rod 31 in the through hole stably and reliably, the opposite sides of the boring bar 2 are respectively provided with a set screw 322.
As shown in fig. 7, the outer wall of the adjustment lever 31 is cut with a slope 312 along its axial direction, and the set screw 322 abuts on the slope 312. The provision of the ramp 312 facilitates the tightening of the set screw 322 to lock the adjustment lever 31.
In order to further improve the locking effect, two opposite sides of the adjustment rod 31 are respectively provided with an inclined surface 312, and one inclined surface 312 is correspondingly abutted with a set screw 322.
As shown in fig. 5 to 7, a key groove 311 is formed on an outer wall of the adjustment lever 31, and the adjustment lever 31 is keyed to the boring bar 2 through the key groove 311. The key connection can prevent the adjusting rod 31 from rotating in the through hole, and can fix the position of the boring cutter 5 to realize boring processing.
Further, two opposite sides of the adjusting rod 31 are respectively provided with a key slot 311, and the two key slots 311 are symmetrically distributed. The two key slots 311 are symmetrically arranged, so that the adjusting rod 31 can rotate 180 degrees, the forward and reverse processing of the boring cutter 5 can be realized, and the adjustment is convenient and convenient to use.
When the boring tool is used, the locking nut 321 and the set screw 322 are loosened, the shaft shoulder 313 is close to the outer wall of the adjusting rod 31, the boring tool 5 is pre-adjusted by using the adjusting structure of the boring tool 5, the boring tool rod 2 is connected with processing equipment through the tool holder 1, the processing size is qualified, and the size of the processing aperture is recorded. When the next hole is machined, according to the machining requirement, the gauge block 4 with the corresponding size is selected, the locking nut 321 and the fastening screw 322 are loosened, the selected gauge block 4 is clamped on the adjusting rod 31, the locking nut 321 and the fastening screw 322 are pre-tightened, then the gauge block 4 is disassembled, and the machining equipment drives the boring cutter rod 2 to rotate, so that the boring machining is realized. The invention realizes the accurate adjustment of the position of the boring cutter bar 2 in a large size range, thereby realizing the processing of holes with different sizes and apertures.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A boring tool adjustment mechanism, comprising:
the boring cutter bar (2) is provided with at least one through hole along the radial direction of the boring cutter bar (2);
each through hole corresponds to one connecting structure (3), each connecting structure (3) comprises an adjusting rod (31) and a locking component (32), the adjusting rods (31) are adjustably arranged in the through holes in a penetrating mode, the boring cutters (5) are arranged at one ends of the adjusting rods (31), and the locking components (32) can lock the adjusting rods (31) at the adjusted positions; and
the gauge block (4) can be detachably connected to the adjusting rod (31), and two ends of the gauge block (4) are respectively abutted against the outer walls of the boring cutter (5) and the boring cutter rod (2) so as to determine the locking position of the adjusting rod (31).
2. The boring tool adjusting mechanism according to claim 1, characterized in that the gauge blocks (4) are one or more, and the plurality of gauge blocks (4) are the same or different in size.
3. The boring tool adjusting mechanism according to claim 1, wherein the gauge block (4) is provided with a clamping groove for clamping the gauge block (4) on the adjusting rod (31).
4. The boring cutter adjusting mechanism according to claim 1, characterized in that a shaft shoulder (313) is arranged at one end of the adjusting rod (31) connected with the boring cutter (5), the diameter of the end connected with the boring cutter (5) is larger, and the gauge block (4) is clamped between the shaft shoulder (313) of the adjusting rod (31) and the outer wall of the boring cutter rod (2) at the same side.
5. The boring tool adjustment mechanism of claim 1 wherein the locking assembly (32) comprises:
the adjusting rod (31) is connected with the boring cutter (5), one end of the adjusting rod opposite to the end connected with the boring cutter (5) is provided with an external thread, and the locking nut (321) is in threaded connection with the adjusting rod (31);
and the fastening screw (322) penetrates along the radial direction of the boring cutter rod (2) and is abutted against the outer wall of the adjusting rod (31).
6. The boring cutter adjustment mechanism according to claim 5, characterized in that the outer wall of the adjustment rod (31) is cut with a slope (312) in the axial direction thereof, and the set screw (322) abuts on the slope (312).
7. The boring tool adjusting mechanism according to claim 6, characterized in that the two opposite sides of the adjusting rod (31) are respectively provided with one inclined surface (312), and one inclined surface (312) is correspondingly abutted with one set screw (322).
8. The boring cutter adjusting mechanism according to any one of claims 1 to 7, characterized in that the outer wall of the adjusting rod (31) is provided with a key slot (311), and the adjusting rod (31) is connected with the boring cutter rod (2) through the key slot (311).
9. The boring cutter adjusting mechanism according to claim 8, wherein two opposite sides of the adjusting rod (31) are respectively provided with one key slot (311), and the two key slots (311) are symmetrically distributed.
10. The boring cutter adjusting mechanism according to any one of claims 1 to 7, characterized in that the end of the adjusting rod (31) is provided with a mounting hole, and one end of the boring cutter (5) is detachably connected in the mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010337694.3A CN111331164A (en) | 2020-04-26 | 2020-04-26 | Boring cutter adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010337694.3A CN111331164A (en) | 2020-04-26 | 2020-04-26 | Boring cutter adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111331164A true CN111331164A (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010337694.3A Pending CN111331164A (en) | 2020-04-26 | 2020-04-26 | Boring cutter adjusting mechanism |
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| CN (1) | CN111331164A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112207326A (en) * | 2020-09-30 | 2021-01-12 | 上汽通用五菱汽车股份有限公司 | Machining tool adjusting device |
| CN114226789A (en) * | 2021-11-20 | 2022-03-25 | 济源市腾辉金属构件有限公司 | Device and method for forming curved surface of hammer head tool of precision forging machine |
-
2020
- 2020-04-26 CN CN202010337694.3A patent/CN111331164A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112207326A (en) * | 2020-09-30 | 2021-01-12 | 上汽通用五菱汽车股份有限公司 | Machining tool adjusting device |
| CN114226789A (en) * | 2021-11-20 | 2022-03-25 | 济源市腾辉金属构件有限公司 | Device and method for forming curved surface of hammer head tool of precision forging machine |
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