CN111890052A - Special chamfering tool for multi-shaft deep hole machining tool - Google Patents
Special chamfering tool for multi-shaft deep hole machining tool Download PDFInfo
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- CN111890052A CN111890052A CN202010776532.XA CN202010776532A CN111890052A CN 111890052 A CN111890052 A CN 111890052A CN 202010776532 A CN202010776532 A CN 202010776532A CN 111890052 A CN111890052 A CN 111890052A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Drilling And Boring (AREA)
- Drilling Tools (AREA)
Abstract
The invention provides a special chamfering tool for a multi-shaft deep hole machining tool, and belongs to the field of heat exchanger manufacturing. The thread arranged at the tail part of the special chamfering tool body of the multi-shaft deep hole processing machine tool is connected with a drill rod of the machine tool, and a guide sleeve fixed with the machine tool is sleeved at the position, extending out of the drill rod, of the machine tool; the center of the top end of the cutter body is fixed with an adjusting block through a fastening screw, one side of the adjusting block protrudes to be higher than the outer diameter of the cutter body, and the protruding side surface and the axis of a drill rod are fixed with the blade through a compression screw in the horizontal direction; the side cover of cutter body has guide structure. The chamfering device is simple in structure and convenient to use and operate, and chamfering groove machining precision is guaranteed. Realize tube sheet drilling and chamfer and use the same lathe to accomplish, shorten secondary alignment clamping time, multiaxis deep hole machine tool can many spindles simultaneous processing simultaneously, improves machining precision and efficiency by a wide margin, and the angle of chamfer can be adjusted, appears serious wearing and tearing when the blade, only change the blade can, reduce cutter use cost.
Description
Technical Field
The invention relates to a special chamfering tool for a multi-shaft deep hole machining tool, and belongs to the field of heat exchanger manufacturing.
Background
A large number of pipe holes are uniformly distributed in a pipe plate of a heat exchanger device product of our company, the diameter of each pipe hole is small, the depth of each pipe hole is deep, and a welding groove at the end part of each pipe hole is of a chamfer structure. In order to improve the production efficiency, a multi-shaft deep hole drilling machine of a special machine tool is adopted to process pipe holes, and then a radial drill is adopted to chamfer pipe end grooves.
The deep hole drill uses a drill bit which is a special drill bit and can internally remove chips, but does not have chamfering capacity. Meanwhile, the chamfering of the rocker drill needs secondary clamping of workpieces, and the concentricity of the center of the main shaft of the rocker drill and the center of a part hole is poor, so that the bevel of the pipe end is uneven. In addition, the quality problems of uneven chamfering depth, inaccurate angle and the like exist in the process of drilling the rocker arm, and the processing efficiency is low.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and further provides a special chamfering tool for a multi-shaft deep hole machining machine tool.
The purpose of the invention is realized by the following technical scheme:
a special chamfering tool for a multi-shaft deep hole machining tool comprises a tool body, a blade, a compression screw, a connecting thread, a guide structure, an adjusting block and a fastening screw, wherein the thread arranged at the tail part of the tool body is connected with a drill rod of the machine tool; the center of the top end of the cutter body is fixed with an adjusting block through a fastening screw, one side of the adjusting block protrudes to be higher than the outer diameter of the cutter body, and the protruding side surface and the axis of a drill rod are fixed with the blade through a compression screw in the horizontal direction; the side cover of cutter body has guide structure.
The invention relates to a special chamfering tool for a multi-shaft deep hole machining tool, which is a special deep hole machine tool.
The invention relates to a special chamfering tool for a multi-shaft deep hole machining tool.
The invention relates to a special chamfering tool for a multi-shaft deep hole processing machine tool, wherein the length of a convex part of an adjusting block is controlled by adjusting the position of the adjusting block through a fastening screw; the adjusting block can be adjusted according to the diameter requirements of different holes, and the adjustable range is 5-10 mm in diameter.
The invention relates to a special chamfering tool for a multi-shaft deep hole machining tool, wherein a blade is vertical to the axial direction of a drill rod, the blade is triangular, one surface of the blade facing a workpiece is cut, the fixed angle range of the blade is 15-60 degrees, one surface of the blade can be replaced by using the other two surfaces after being worn, and the same blade can be used for three times.
The invention relates to a special chamfering tool for a multi-shaft deep hole processing machine tool.
The invention relates to a special chamfering tool for a multi-shaft deep hole processing machine tool, wherein the diameter of a guide structure is adapted to the diameter of a drill bit used in the previous working procedure, the number of the guide structures is 3, the cylindrical surface formed after the guide structures rotate is concentric with a drill rod, and the guide structures are welded and fixed on a tool body
The special chamfering tool for the multi-shaft deep hole machining tool is simple in structure, convenient to use and operate and capable of guaranteeing the machining precision of the chamfering groove. The tube plate drilling and chamfering are completed by using the same machine tool, the secondary alignment and clamping time is shortened, meanwhile, the multi-spindle deep hole machining machine tool can machine multiple spindles simultaneously, the machining precision and efficiency are greatly improved, the angle and the diameter of the chamfer can be adjusted, when the blade is seriously worn, only the blade is replaced, and the use cost of the cutter is reduced; the cutter has good adaptability, is suitable for chamfering in different size aperture ranges, reduces the manufacturing cost of the cutter, can adjust the size of the cutter through the adjusting block, can conveniently adjust the machining size in the machining process, avoids the complex operation of replacing the cutter, and improves the machining efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a special chamfering tool for a multi-axis deep hole processing machine tool according to the present invention.
Fig. 2 is a side view of a cutter body according to the present invention.
FIG. 3 is a schematic diagram of the use of the special chamfering tool for the multi-axis deep hole processing machine tool of the present invention.
Fig. 4 is a side view of the tube sheet component of fig. 3.
Fig. 5 shows a cutter body structure in embodiment 3.
The reference numbers in the figures are: 1 is a cutter body; 2 is a blade; 3 is a compression screw; 4 is a connecting thread; 5 is a drill rod; 6, a machine tool; 7 is a guide sleeve; 8 is a guide structure; 9 is a tube plate part; 10 is an adjusting block; and 11, a fastening screw.
Detailed Description
The invention will be described in further detail below with reference to the accompanying drawings: the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation is given, but the scope of the present invention is not limited to the following embodiments.
The first embodiment is as follows: as shown in fig. 1 to 4, the chamfering tool dedicated for the multi-axis deep hole machining tool according to the present embodiment includes a chamfering blade and a chamfering tool body.
The tail of the cutter body is provided with a thread, the thread is connected with a drill rod of the special deep-hole machine tool, and the drill rod rotates to drive the cutter to rotate for chamfering. This cutter and preceding drilling process sharing frock, the preceding drilling process finishes the back, dismantles and changes this cutter and can carry out the chamfer process, the simple operation.
The cutter is suitable for a special deep hole drilling machine tool, the machine tool is driven by an overlong drill rod to stretch out and draw back at the center of a guide sleeve to cut, and the processing depth is larger and can reach 1000mm to the maximum. The iron chips generated by processing are discharged from the interior of the hollow drill rod, so that the iron chips are prevented from rubbing the inner wall of the hole.
The cutter is provided with the cutter groove and the compression screw, the cutter blade can be embedded into the cutter groove, the size of the cutter groove is consistent with that of the cutter blade, the cutter blade is placed in the cutter groove of the adjusting block and is fixed by the compression screw, and the cutter is more stably fixed. And after the blade reaches the service life, replacing the corresponding blade.
This cutter is equipped with adjustment mechanism, and adjustable processing chamfer size is applicable to different apertures, and accommodation is 5 ~ 10 mm. The waist-shaped hole is adopted in the adjusting block, and the protruding length of the adjusting block is adjusted through a fastening screw. The extension line of one side of the adjusting block is protruded, the protrusion and the side edge of the adjusting block form a knife groove, the blade is fastened in the knife groove through a compression screw, the blade is obliquely fixed in the knife groove, the chamfering angle range of the cutter is 15-60 degrees, one side of the blade is abraded, other two sides of the blade can be used in a replaceable mode, and the same blade can be used for three times.
The cutter body of the cutter is provided with a guide structure, so that the centering stabilizing effect is achieved in the rotary cutting process of the cutter, and the cutter is prevented from vibrating.
The guide mechanism of the invention is adaptive to the diameter of the drill used in the previous process.
A specific use method of a special chamfering tool for a multi-shaft deep hole machining tool comprises the following steps:
1. after the special multi-shaft deep hole processing machine tool finishes processing holes, a drill stem of the drilling machine is extended out, the drill bit is taken down, and the cutter is replaced and arranged on the drill stem of the machine tool.
2. And the blade and the adjusting block are arranged on the cutter body through a compression screw.
3. The drill rod retracts into the machine tool guide sleeve, and the cutter body guide structure simultaneously enters the guide sleeve. Through the support of the guide sleeve to the cutter body guide structure, the cutter is ensured not to vibrate in the rotating process.
4. And the drill rod drives the cutter to cut the pipe end of the part to perform chamfering after rotating.
5. When the blade is seriously worn, only the blade is replaced.
Example two: as shown in FIG. 5, the chamfering tool for multi-axis deep hole processing machine tool according to the present embodiment comprises 1-2 chamfering blades and chamfering tool bodies,
the tail of the cutter body is provided with a thread, the thread is connected with a drill rod of the special deep-hole machine tool, and the drill rod rotates to drive the cutter to rotate for chamfering. The tool and the previous drilling process share the tool, and after the previous drilling process is finished, the chamfering process can be carried out by disassembling and replacing the tool, so that the operation is convenient and fast; the cutter is provided with a cutter groove and a compression screw, the cutter blade can be embedded into the cutter groove, and the cutter is more stably fixed; and after the blade reaches the service life, replacing the corresponding blade. The cutter body is designed with a guide structure, so that the centering stabilizing effect is achieved in the rotary cutting process of the cutter, and the cutter is prevented from vibrating. The diameter of the cutter is matched with the diameter of the drill used in the previous step.
The above description is only a preferred embodiment of the present invention, and these embodiments are based on different implementations of the present invention, and the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The special chamfering tool for the multi-axis deep hole machining machine tool is characterized by comprising a tool body (1), a blade (2), a compression screw (3), a connecting thread (4), a guide structure (8), an adjusting block (10) and a fastening screw (11), wherein the thread arranged at the tail of the tool body (1) is connected with a drill rod (5) of a machine tool (6), and a guide sleeve (7) fixed with the machine tool (6) is sleeved at the position, extending out of the drill rod (5), of the machine tool (6); the center of the top end of the cutter body (1) is fixed with an adjusting block (10) through a fastening screw (11), one side of the adjusting block (10) protrudes to be higher than the outer diameter of the cutter body (1), and the protruding side surface and the axis of the drill rod (5) are fixed with the blade (2) through a compression screw (3) in the horizontal direction; the side surface of the cutter body (1) is sleeved with a guide structure (8).
2. The special chamfering tool for multi-axis deep hole machining tool according to claim 1, wherein the machine tool (6) is a special deep hole machine tool.
3. The special chamfering tool for the multi-axis deep hole machining tool according to claim 1, wherein the outer diameter of the guide structure (8) is smaller than the inner diameter of the guide sleeve, and the guide structure (8) can be retracted into the guide sleeve (7).
4. The special chamfering tool for the multi-axis deep hole machining tool according to claim 1, wherein the length of the protruding portion of the adjusting block (10) is controlled by adjusting the position of the adjusting block (10) by a fastening screw (11); the adjusting block (10) can be adjusted according to the diameter requirements of different holes, and the adjustable range is 5-10 mm in diameter.
5. The special chamfering tool for the multi-axis deep hole machining tool according to claim 1, wherein the blade (2) is perpendicular to the axial direction of the drill rod (5), the blade (2) is triangular, one surface of the blade (2) facing a workpiece is used for cutting, the fixed angle range of the blade (2) is 15-60 degrees, one surface of the blade (2) is worn, and the other two surfaces can be replaced, namely the same blade can be used for three times.
6. The special chamfering tool for the multi-axis deep hole machining tool according to claim 1, wherein the direction of the screw fastening of the tool body (1) and the drill rod (5) is opposite to the rotation direction of the drill rod (5).
7. The special chamfering tool for the multi-axis deep hole machining tool according to claim 1, wherein the diameter of the guide structure (8) is adapted to the diameter of the drill used in the previous process, the number of the guide structures (8) is 3, the cylindrical surface formed after the rotation of the guide structures is concentric with the drill rod, and the guide structures (8) are welded on the fixed tool body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010776532.XA CN111890052B (en) | 2020-08-05 | 2020-08-05 | Special chamfering tool for multi-shaft deep hole machining tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010776532.XA CN111890052B (en) | 2020-08-05 | 2020-08-05 | Special chamfering tool for multi-shaft deep hole machining tool |
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| Publication Number | Publication Date |
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| CN111890052A true CN111890052A (en) | 2020-11-06 |
| CN111890052B CN111890052B (en) | 2022-09-02 |
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| CN202010776532.XA Active CN111890052B (en) | 2020-08-05 | 2020-08-05 | Special chamfering tool for multi-shaft deep hole machining tool |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951766A (en) * | 2022-07-06 | 2022-08-30 | 上海中船三井造船柴油机有限公司 | Universal cutter for chamfering circular holes with different diameters and machining method |
| CN117415623A (en) * | 2023-11-17 | 2024-01-19 | 中山职业技术学院 | Machining tool for numerical control machining tool |
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| JP2011025340A (en) * | 2009-07-23 | 2011-02-10 | Wang Denghong | Double-edged cutting tool |
| CN102233441A (en) * | 2011-04-13 | 2011-11-09 | 中北大学 | Continuous automatic inner-chip removal deep-hole inner-reaming cutter based on spray-absorption mechanism |
| CN102259201A (en) * | 2011-06-08 | 2011-11-30 | 中北大学 | Inner chambering cutter based on continuous automatic rear chip removal of blind deep hole |
| CN105458311A (en) * | 2015-12-12 | 2016-04-06 | 无锡动力工程股份有限公司 | Deviation rectification compound tool used for machining axle hole of cam of diesel engine body |
| CN105642922A (en) * | 2014-11-13 | 2016-06-08 | 首都航天机械公司 | Deep hole boring tool |
| CN206392877U (en) * | 2016-12-20 | 2017-08-11 | 绵阳市绵工工具有限公司 | Suitable for bore hole and the gang tool of two sides orifice chamfer |
| CN210757106U (en) * | 2019-08-08 | 2020-06-16 | 德州东翔机械有限公司 | Honing cutter for deep-hole cavity short groove |
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2020
- 2020-08-05 CN CN202010776532.XA patent/CN111890052B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011025340A (en) * | 2009-07-23 | 2011-02-10 | Wang Denghong | Double-edged cutting tool |
| CN102233441A (en) * | 2011-04-13 | 2011-11-09 | 中北大学 | Continuous automatic inner-chip removal deep-hole inner-reaming cutter based on spray-absorption mechanism |
| CN102259201A (en) * | 2011-06-08 | 2011-11-30 | 中北大学 | Inner chambering cutter based on continuous automatic rear chip removal of blind deep hole |
| CN105642922A (en) * | 2014-11-13 | 2016-06-08 | 首都航天机械公司 | Deep hole boring tool |
| CN105458311A (en) * | 2015-12-12 | 2016-04-06 | 无锡动力工程股份有限公司 | Deviation rectification compound tool used for machining axle hole of cam of diesel engine body |
| CN206392877U (en) * | 2016-12-20 | 2017-08-11 | 绵阳市绵工工具有限公司 | Suitable for bore hole and the gang tool of two sides orifice chamfer |
| CN210757106U (en) * | 2019-08-08 | 2020-06-16 | 德州东翔机械有限公司 | Honing cutter for deep-hole cavity short groove |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951766A (en) * | 2022-07-06 | 2022-08-30 | 上海中船三井造船柴油机有限公司 | Universal cutter for chamfering circular holes with different diameters and machining method |
| CN117415623A (en) * | 2023-11-17 | 2024-01-19 | 中山职业技术学院 | Machining tool for numerical control machining tool |
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| Publication number | Publication date |
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| CN111890052B (en) | 2022-09-02 |
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