CN111546129A - Floating boring cutter block capable of being accurately adjusted - Google Patents
Floating boring cutter block capable of being accurately adjusted Download PDFInfo
- Publication number
- CN111546129A CN111546129A CN202010343034.6A CN202010343034A CN111546129A CN 111546129 A CN111546129 A CN 111546129A CN 202010343034 A CN202010343034 A CN 202010343034A CN 111546129 A CN111546129 A CN 111546129A
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- China
- Prior art keywords
- movable
- cutter body
- teeth
- block
- fine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
- B23Q15/22—Control or regulation of position of tool or workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
Abstract
The invention discloses a floating boring cutter block capable of being accurately adjusted, which relates to the technical field of cutters and comprises a cutter body, a movable blade and a displacement fine adjustment structure, wherein the movable cutter body is detachably connected to the cutter body, a displacement coarse adjustment structure is arranged between the movable cutter body and the cutter body, the movable blade is arranged on the movable cutter body, and the displacement fine adjustment structure is arranged between the movable blade and the movable cutter body and is used for driving the movable blade to perform feed motion along the axial direction of the movable cutter body. The floating boring cutter block can quickly, intuitively and accurately adjust the size, can realize step adjustment of the size and stepless micro adjustment of the size through the displacement coarse adjustment structure and the displacement fine adjustment structure, can be adjusted by only an inner hexagonal wrench during size adjustment, and is widely used for finish machining of standard holes and non-standard holes with larger sizes.
Description
Technical Field
The invention relates to the technical field of cutters, in particular to a floating boring cutter block capable of being accurately adjusted.
Background
The boring process is widely applied in the mechanical manufacturing industry, currently, a special exciting boring cutter block is widely used in mass production, the existing floating boring cutter block does not have the function of visual accurate size adjustment and the size is adjusted completely by the hand feeling of an operator, so that the size of the floating boring cutter block needs to be adjusted for multiple times for floating boring processing of standard holes and non-standard holes with higher precision, the processing efficiency is low, the processing cost of a manufacturer is increased, and the market competitiveness of the manufacturer is reduced.
Disclosure of Invention
The invention aims to provide a floating boring cutter block capable of being accurately adjusted, which can be used for quickly, intuitively and accurately adjusting the size, and can realize step-by-step adjustment of the size and stepless micro-adjustment of the size.
The technical purpose of the invention is realized by the following technical scheme:
a precisely adjustable floating boring tool block comprising:
a cutter body;
the movable knife body is detachably connected to the knife body, and a displacement coarse adjustment structure is arranged between the movable knife body and the knife body;
the movable blade is arranged on the movable cutter body;
and the displacement fine-tuning structure is arranged between the movable blade and the movable blade body and used for driving the movable blade to perform feed motion along the axis direction of the movable blade body.
Preferably, the coarse displacement adjusting structure comprises a plurality of rows of first teeth arranged on the upper end surface of the cutter body in an equidistant and parallel manner and a plurality of rows of second teeth arranged on the bottom of the movable cutter body in an equidistant and parallel manner, the first teeth and the second teeth are meshed with each other, and the distribution directions of the first teeth and the second teeth are respectively perpendicular to the axial directions of the cutter body and the movable cutter body.
Preferably, the upper end surface of the movable blade body is provided with third teeth, the bottom of the movable blade is provided with fourth teeth meshed with the third teeth, and the movable blade can axially slide on the third teeth of the movable blade body through the fourth teeth.
Preferably, the movable blade body is locked on the blade body through a fastening assembly.
Preferably, the fastening assembly comprises a locking screw penetrating through the movable knife body, one end of the locking screw penetrating through the movable knife body is in threaded connection with a locking block, and the locking block is located in the knife body.
Preferably, the displacement fine-tuning structure is including locating movable blade with fine setting block between the activity blade, it is connected with a fine setting screw to rotate on the fine setting block, fine setting screw and activity blade threaded connection, fine setting screw rotates the in-process, drives fine setting block is elevating movement in order to promote movable blade is feed motion along activity blade axis direction.
Preferably, the movable knife body and the knife body are in a matched ladder shape, the movable knife body and the knife body are provided with at least two steps, a first inclined plane is arranged between the adjacent steps of the movable knife body, and a second inclined plane matched with the first inclined plane is arranged on one side of the fine adjustment block.
Preferably, fourth teeth are longitudinally distributed on a second inclined surface of the fine adjustment block, fifth teeth which are meshed with the fourth teeth to slide are longitudinally distributed on a first inclined surface of the movable blade body, and one side of the fine adjustment block, which is opposite to the second inclined surface, is attached to the side wall of the movable blade.
Preferably, a counter bore is formed in the fine adjustment block, the fine adjustment screw penetrates through the counter bore, and a scribing line for calibrating fine adjustment values is arranged on the outer wall of the orifice of the counter bore at equal intervals in the radial direction.
Preferably, the movable blade is locked to the movable blade body by a fastener.
The invention has the following beneficial effects:
the floating boring cutter block can quickly, intuitively and accurately adjust the size, can realize step adjustment of the size and stepless micro adjustment of the size through the displacement coarse adjustment structure and the displacement fine adjustment structure, can be adjusted by only an inner hexagonal wrench during size adjustment, and is widely used for finish machining of standard holes and non-standard holes with larger sizes.
Drawings
FIG. 1 is a schematic perspective view of a precisely adjustable floating boring tool block according to an embodiment of the present invention;
FIG. 2 is a schematic top view of a precisely adjustable floating boring tool block in accordance with an embodiment of the present invention;
FIG. 3 is an exploded view of a precisely adjustable floating boring tool block in an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a precisely adjustable floating boring tool block in an embodiment of the present invention.
The meaning of the reference numerals: 10. a cutter body; 11. a first tooth; 20. a movable blade body; 21. a waist-shaped stepped hole; 22. a first inclined surface; 23. a fifth tooth; 24. a protrusion; 25. a third tooth; 26. a second tooth; 30. a movable blade; 40. a displacement fine adjustment structure; 41. fine tuning blocks; 41A, a second inclined surface; 41B, a fourth tooth; 42. fine adjustment of screws; 50. a fastening assembly; 51. locking the screw; 52. a locking block; 60. and (4) screws.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and it is obvious that the described examples are only a part of the examples of the present invention, not all examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 4, the floating boring cutter block capable of being accurately adjusted according to the present invention includes a cutter body 10, a movable cutter body 20, a movable blade 30, and a displacement fine-tuning structure 40, wherein the movable cutter body 20 is detachably connected to the cutter body 10, a displacement coarse-tuning structure is disposed between the movable cutter body 20 and the cutter body 10, the movable blade 30 is disposed on the movable cutter body 20, and the displacement fine-tuning structure 40 is disposed between the movable blade 30 and the movable cutter body 20 and is configured to drive the movable blade 30 to perform a feeding motion along an axial direction of the movable cutter body 20. The floating boring cutter block can quickly, intuitively and accurately adjust the size, can realize step adjustment of the size and stepless micro adjustment of the size through the displacement coarse adjustment structure and the displacement fine adjustment structure, can be adjusted by only an inner hexagonal wrench during size adjustment, and is widely used for finish machining of standard holes and non-standard holes with larger sizes.
The coarse displacement adjusting structure comprises a plurality of rows of first teeth 11 equidistantly and parallelly distributed on the upper end surface of the cutter body 10 and a plurality of rows of second teeth 26 equidistantly and parallelly distributed on the bottom of the movable cutter body 20, and the first teeth 11 are meshed with the second teeth 26.
The appearance of cutter body 10 is the echelonment, including three step, and the third step top surface in right side is equipped with the parallel equidistance first tooth 11 of several rows, and the direction is perpendicular with the axis, and the profile angle is 60, and the tooth pitch is 0.5 mm. The middle part is provided with a straight through groove 12 with an isosceles trapezoid cross section.
The 20 appearances of activity blade is the echelonment, including three step, be equipped with waist type shoulder hole 21 directly over the first-level step in left side, the right side is first inclined plane 22, first inclined plane 22 is equipped with the parallel equidistance fifth tooth 23 of several rows, the profile angle 60, the tooth pitch 0.5mm, there is square bulge 24 on the surface directly over the second level step, the middle part is equipped with the screw, third level step top surface is equipped with the parallel equidistance third tooth 25 of several rows, the direction is parallel with the axis, the profile angle 60, the tooth pitch 0.5 mm. The middle part is provided with a screw hole, the bottom part is provided with a plurality of rows of parallel equidistant second teeth 26, the direction is vertical to the axis, the tooth form angle is 60 degrees, and the tooth pitch is 0.5 mm.
The second tooth 26 at the bottom of the movable cutter body 20 is meshed with the first tooth 11 of the cutter body 10, and the step surface at the left side of the bottom is contacted with the step surface at the second stage of the cutter body 10.
The movable blade body 20 is locked on the blade body 10 through a fastening assembly 50, the fastening assembly 50 comprises a locking screw 51 penetrating through the waist-shaped stepped hole 21 of the movable blade body 20, one end of the locking screw 51 penetrating through the movable blade body 20 is in threaded connection with a locking block 52, and the locking block 52 is positioned in the through groove 12 of the blade body 10.
The section of the locking block 52 is isosceles trapezoid, the middle part of the locking block is provided with a screw hole, two inclined planes of the locking block 52 are attached to the inclined plane of the straight through groove 12 of the cutter body 10, and the cutter body 10 and the movable cutter body 20 are fastened after the locking screw 51 is screwed in.
The bottom of the movable blade 30 is provided with a plurality of rows of parallel equidistant fourth teeth 31, the direction is parallel to the axis, the tooth form angle is 60 degrees, the tooth pitch is 0.5mm, the middle of the movable blade is provided with a screw hole which is meshed with the third teeth 25 on the top surface of the third step on the right side of the movable blade body 20, a waist-shaped hole is arranged above the movable blade 30, a screw 60 is inserted into the screw hole of the movable blade body 20 in a rotating mode, and the movable blade 30 is fastened on the movable blade body 20.
The displacement fine-tuning structure 40 includes a fine-tuning block 41 disposed between the movable blade 30 and the movable blade 20, the fine-tuning block 41 is rotatably connected with a fine-tuning screw 42, the fine-tuning screw 42 is in threaded connection with the movable blade 20, and during the rotation of the fine-tuning screw 42, the fine-tuning block 41 is driven to perform a lifting motion so as to push the movable blade 30 to perform a feeding motion along the axial direction of the movable blade 20.
The positive cross-section of fine adjustment piece 41 is right trapezoid, and left side second inclined plane 41A is equipped with the parallel fourth tooth 41B of several rows, the profile angle 60, the tooth pitch 0.5mm, with the meshing of fifth tooth 23 on the first inclined plane 22 of first order step right-hand member of activity blade 20, the right side right-angle side contacts with the left side right-angle side of activity blade 30, the middle part is equipped with the counter sink, insert fine setting screw 42, hookup fine adjustment piece 41 and activity blade 20, the counter sink drill mouth is carved with all around and is drawn 29, mark the fine setting numerical value, the contained angle of every lineation is 12' 1 ", every check represents 0.001 mm.
And (3) size adjustment process:
1) coarse adjustment
And loosening the locking screw 51, separating the first tooth 11 and the second tooth 26 which are meshed with each other between the cutter body 10 and the movable cutter body 20, setting the size according to the requirement, moving the movable cutter body 20 to the right by a plurality of teeth at a moving distance of 0.5mm per tooth, and screwing the locking screw 51.
2) Fine tuning
Firstly unscrewing the screw 60 on the movable blade 30, then rotating the fine adjustment screw 42 to enable the fine adjustment block 41 to move downwards, ejecting the movable blade 30 rightwards under the action of the fine adjustment block 41, wherein the thread pitch of the fine adjustment screw 42 is 0.4mm, the inclined plane inclination angle of the fine adjustment block 41 is 80 degrees, the fine adjustment screw 42 rotates for a circle, and the moving distance of the movable blade 30 is 0.028 mm. Finally, the movable blade 30 is locked by tightening the screw 60 on the movable blade 30.
While the preferred embodiments of the present invention have been illustrated and described, it will be appreciated that the invention may be embodied otherwise than as specifically described and that equivalent alterations and modifications, which may be effected thereto by those skilled in the art without departing from the spirit of the invention, are deemed to be within the scope and spirit of the invention.
Claims (10)
1. A precisely adjustable floating boring tool block comprising:
a cutter body;
the movable knife body is detachably connected to the knife body, and a displacement coarse adjustment structure is arranged between the movable knife body and the knife body;
the movable blade is arranged on the movable cutter body;
and the displacement fine-tuning structure is arranged between the movable blade and the movable blade body and used for driving the movable blade to perform feed motion along the axis direction of the movable blade body.
2. The floating boring cutter block capable of being precisely adjusted according to claim 1, wherein the coarse displacement adjusting structure comprises a plurality of rows of first teeth equidistantly and parallelly distributed on the upper end surface of the cutter body and a plurality of rows of second teeth equidistantly and parallelly distributed on the bottom of the movable cutter body, the first teeth and the second teeth are meshed with each other, and the distribution directions of the first teeth and the second teeth are respectively perpendicular to the axial directions of the cutter body and the movable cutter body.
3. The floating boring cutter block capable of being precisely adjusted according to claim 1, wherein the upper end face of the movable cutter body is provided with third teeth, the bottom of the movable cutter blade is provided with fourth teeth meshed with the third teeth, and the movable cutter blade can axially slide on the third teeth of the movable cutter body through the fourth teeth.
4. The precisely adjustable floating boring tool block of claim 1, wherein the movable blade is secured to the body by a fastening assembly.
5. The precisely adjustable floating boring tool block of claim 4, wherein the fastening assembly comprises a locking screw extending through the movable blade, the locking screw being threaded through an end of the movable blade to a locking block, the locking block being located within the blade.
6. The floating boring cutter block capable of being accurately adjusted according to claim 1, wherein the displacement fine-tuning structure comprises a fine-tuning block arranged between the movable blade and the movable cutter body, a fine-tuning screw is rotatably connected to the fine-tuning block, the fine-tuning screw is in threaded connection with the movable cutter body, and the fine-tuning screw drives the fine-tuning block to move up and down to push the movable blade to perform feeding movement along the axial direction of the movable cutter body during rotation.
7. The precisely adjustable floating boring cutter block as claimed in claim 6, wherein the movable cutter body and the cutter body are in a matched step shape, the movable cutter body and the cutter body are respectively provided with at least two steps, a first inclined surface is arranged between the adjacent steps of the movable cutter body, and a second inclined surface matched with the first inclined surface is arranged on one side of the fine adjustment block.
8. The floating boring cutter block capable of being precisely adjusted according to claim 7, wherein fourth teeth are longitudinally distributed on the second inclined surface of the fine adjustment block, fifth teeth meshed with the fourth teeth and sliding with the fourth teeth are longitudinally distributed on the first inclined surface of the movable cutter body, and one side of the fine adjustment block, which is opposite to the second inclined surface, is attached to the side wall of the movable cutter blade.
9. The floating boring cutter block capable of being precisely adjusted according to any one of claims 6 to 8, characterized in that the fine adjustment block is provided with a counter bore, the fine adjustment screw passes through the counter bore, and the outer wall of the counter bore hole is provided with a scribing line for calibrating fine adjustment values at equal intervals in the radial direction.
10. The precisely adjustable floating boring tool block of claim 1, wherein the movable blade is secured to the movable blade body by fasteners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010343034.6A CN111546129B (en) | 2020-04-27 | 2020-04-27 | Floating boring cutter block capable of being accurately adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010343034.6A CN111546129B (en) | 2020-04-27 | 2020-04-27 | Floating boring cutter block capable of being accurately adjusted |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111546129A true CN111546129A (en) | 2020-08-18 |
| CN111546129B CN111546129B (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010343034.6A Active CN111546129B (en) | 2020-04-27 | 2020-04-27 | Floating boring cutter block capable of being accurately adjusted |
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| Country | Link |
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| CN (1) | CN111546129B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2497704A1 (en) * | 1981-01-09 | 1982-07-16 | Carole | Fine radial adjustment reaming tool on holder - uses rotary sleeve with vernier to drive endless screw via gear train with screw driving slide |
| EP0216051B1 (en) * | 1985-07-19 | 1989-07-12 | Hahn & Kolb GmbH & Co. | Tool holder |
| CN1275936A (en) * | 1997-10-15 | 2000-12-06 | 桑德维克公司 | Milling tool |
| CN2573122Y (en) * | 2002-09-20 | 2003-09-17 | 昆山力捷塑胶五金有限公司 | Boring hold adjusting structure |
| CN101925429A (en) * | 2008-02-05 | 2010-12-22 | 山特维克知识产权股份有限公司 | Tool for chip removing machining, as well as basic body and cutting insert therefor |
| CN103008705A (en) * | 2013-01-10 | 2013-04-03 | 安徽全柴动力股份有限公司 | Multi-blade boring tool allowing for synchronously adjusting outer diameters |
| CN203621527U (en) * | 2013-12-31 | 2014-06-04 | 成都成量工具集团有限公司 | Novel boring tool |
| CN204430299U (en) * | 2015-02-03 | 2015-07-01 | 成都成林数控刀具有限公司 | A kind of adjustable twolip major diameter boring cutter with the eccentric engaging structure of groove |
-
2020
- 2020-04-27 CN CN202010343034.6A patent/CN111546129B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2497704A1 (en) * | 1981-01-09 | 1982-07-16 | Carole | Fine radial adjustment reaming tool on holder - uses rotary sleeve with vernier to drive endless screw via gear train with screw driving slide |
| EP0216051B1 (en) * | 1985-07-19 | 1989-07-12 | Hahn & Kolb GmbH & Co. | Tool holder |
| CN1275936A (en) * | 1997-10-15 | 2000-12-06 | 桑德维克公司 | Milling tool |
| CN2573122Y (en) * | 2002-09-20 | 2003-09-17 | 昆山力捷塑胶五金有限公司 | Boring hold adjusting structure |
| CN101925429A (en) * | 2008-02-05 | 2010-12-22 | 山特维克知识产权股份有限公司 | Tool for chip removing machining, as well as basic body and cutting insert therefor |
| CN103008705A (en) * | 2013-01-10 | 2013-04-03 | 安徽全柴动力股份有限公司 | Multi-blade boring tool allowing for synchronously adjusting outer diameters |
| CN203621527U (en) * | 2013-12-31 | 2014-06-04 | 成都成量工具集团有限公司 | Novel boring tool |
| CN204430299U (en) * | 2015-02-03 | 2015-07-01 | 成都成林数控刀具有限公司 | A kind of adjustable twolip major diameter boring cutter with the eccentric engaging structure of groove |
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| Publication number | Publication date |
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| CN111546129B (en) | 2021-07-16 |
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