CN110625146A - Boring machine cutter arbor chucking device - Google Patents
Boring machine cutter arbor chucking device Download PDFInfo
- Publication number
- CN110625146A CN110625146A CN201910887412.4A CN201910887412A CN110625146A CN 110625146 A CN110625146 A CN 110625146A CN 201910887412 A CN201910887412 A CN 201910887412A CN 110625146 A CN110625146 A CN 110625146A
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- Prior art keywords
- locking
- hole
- rod
- pull rod
- cutter bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
A boring machine cutter bar clamping device belongs to the technical field of boring machine equipment and is used for installing a boring machine cutter bar. The technical scheme is as follows: the tool bar mounting hole of the machine tool spindle is communicated with a locking hole perpendicular to the axial direction of the machine tool spindle, two ends of the locking hole are respectively located on two symmetrical sides of the outer circumference of the machine tool spindle, a pull rod connecting hole is formed in the tail of the tool bar, the front end of the tool bar pull rod is in threaded connection with the pull rod connecting hole, the rear end of the tool bar pull rod is opposite to the locking hole of the machine tool spindle, an upper locking rod and a lower locking rod are respectively located in the locking hole of the machine tool spindle and opposite to the rear end of the tool bar pull rod, a locking screw is located in the locking hole of the machine tool spindle, and two ends of the locking screw are respectively connected with the upper locking. The tool bar pull rod is simple in structure and convenient to operate, the tool bar pull rod can be fastened by rotating the locking screw rod, so that the tool bar is fixedly connected with the machine tool spindle, operation can be completed by only one person, manpower is saved, operation time is shortened, working efficiency is improved, and potential safety hazards are reduced.
Description
Technical Field
The invention relates to a boring machine cutter bar clamping device, and belongs to the technical field of boring machine equipment.
Background
The boring machine is widely applied to the mechanical industry, and workpieces processed by the boring machine comprise forgings, castings, structural parts and the like. When a boring machine is used for processing different workpieces, due to the difference of the shapes, sizes and processing positions of the different workpieces, a cutter bar needs to be frequently replaced, the cutter bar of a large-scale boring machine is generally above 60kg, a threaded rod is connected to the tail of the cutter bar, and a threaded hole is reserved in the corresponding position of a main shaft. The traditional cutter bar replacing mode is that a crown block is used for hoisting the cutter bar, a threaded rod part at the tail part of the cutter bar is manually aligned with a threaded hole on a main shaft, and then at least two persons cooperate to rotate the cutter bar until the cutter bar is completely screwed into the main shaft.
The prior method for installing the cutter bar has the following defects:
firstly, the installation is inconvenient. Because of the cutter arbor weight is heavier, need two at least people cooperations in the middle of the process with the cutter arbor screw in main shaft, not only cause personnel extravagant, waste time and energy moreover.
Secondly, potential safety hazards exist. Because cutter arbor weight is great, lead to having serious potential safety hazard in the middle of the installation, if the cutter arbor drops in the installation and very easily causes personnel's injury.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a boring machine cutter bar clamping device, the clamping device does not need an installer to rotate a cutter bar with larger weight, and the cutter bar can be fixed only by pushing the cutter bar into a main shaft and then rotating a locking screw, so that time and labor are saved, and potential safety hazards are greatly reduced.
The technical scheme for solving the technical problems is as follows:
a boring machine cutter bar clamping device, which comprises a machine tool main shaft, a cutter bar and a cutter bar pull rod, the tool bar locking device comprises an upper locking rod, a lower locking rod and a locking screw rod, wherein a bottom threaded hole of a tool bar mounting hole of a machine tool spindle is changed into an unthreaded hole along the axial direction of the machine tool spindle, the tail end of the unthreaded hole is communicated with the locking hole perpendicular to the axial direction of the machine tool spindle, two ends of the locking hole are respectively located on two symmetrical sides of the outer circumference of the machine tool spindle, a pull rod connecting hole along the central axis of the tool bar is arranged at the tail part of the tool bar, the pull rod connecting hole is opened at the end face of the tail part of the tool bar, a connecting thread is arranged in the pull rod connecting hole, the front end of the tool bar is in threaded connection with the pull rod connecting hole, the rear end of the tool bar pull rod is opposite to the locking hole of the machine tool spindle, the upper locking rod and the lower locking rod are respectively located in the locking hole of the machine tool spindle and opposite.
The boring machine cutter bar clamping device is characterized in that the cutter bar pull rod comprises a pull rod, a fixing plate and a locking head, the pull rod is a cylinder, one end of the pull rod is provided with threads matched with connecting threads of a pull rod connecting hole at the tail of the cutter bar, the lower surface of the fixing plate is perpendicularly connected with the other end of the pull rod, the locking head is connected to the upper surface of the fixing plate, edges of two sides of the fixing plate are parallel and matched with a wrench, the locking head is a cylinder, an annular clamping groove is formed in the cylinder of the locking head, and the position of the clamping groove is opposite to an upper locking rod and a lower locking rod in a locking.
Above-mentioned boring machine cutter arbor chucking device, the locking hole of lathe main shaft is the through-hole of oval cross-section, go up the locking lever and be flat cylinder respectively with lower locking lever, the flat cylinder of going up locking lever and lower locking lever is sliding fit with the locking hole of lathe main shaft, go up the locking lever and lie in the both ends in the locking hole of lathe main shaft respectively with lower locking lever, the lower extreme of going up locking lever and lower locking lever has the draw-in groove phase-match of the locking head of snap ring and cutter arbor pull rod respectively, it has along locking lever and lower locking lever length direction's locking screw to go up respectively on the body of rod in the snap ring outside of locking lever and lower locking lever, locking screw wears in the locking screw.
According to the boring machine cutter bar clamping device, the locking screw is a double-end bidirectional screw, the thread directions of the two ends of the locking screw are opposite, the thread directions of the locking screw hole of the upper locking rod and the locking screw hole of the lower locking rod are opposite, the threads of the locking screw hole of the upper locking rod and the threads of the locking screw hole of the lower locking rod are respectively matched with the threads of the two ends of the locking screw, the two ends of the locking screw are respectively screwed in the locking screw hole of the upper locking rod and the locking screw hole of the lower locking rod, the end faces of the two ends of the locking screw are respectively provided with the screwdriver grooves, and the screwdriver grooves are matched with the front ends of the screwdrivers.
The invention has the beneficial effects that:
the invention is characterized in that a locking hole perpendicular to the axial direction of a machine tool main shaft is formed in the machine tool main shaft, the locking hole is vertically communicated with a cutter bar mounting hole of the machine tool main shaft, the tail end of a cutter bar is connected with a cutter bar pull rod through threads, the rear end of the cutter bar pull rod extends into the locking hole, an upper locking rod and a lower locking rod are respectively provided with a snap ring to be opposite to a snap groove at the rear end of the cutter bar pull rod, and a locking screw is respectively used for locking and connecting the upper locking rod and the lower locking rod with the cutter bar pull rod.
The invention breaks through the traditional connection mode of the cutter bar and the machine tool main shaft, the cutter bar with larger weight does not need to be rotated by an installer in the process of installing the cutter bar, the cutter bar and the machine tool main shaft can be fixedly connected only by pushing the cutter bar into the cutter bar installing hole of the machine tool main shaft and then rotating the locking screw rod by using a screwdriver, and the disassembly of the cutter bar and the loosening of the locking screw rod can be finished. The invention has simple structure and convenient operation, can complete the operation by only one person when replacing the cutter bar, saves the manpower to the maximum extent, shortens the operation time, obviously improves the working efficiency, greatly reduces the potential safety hazard, provides a brand new mode for installing the cutter bar on the boring lathe, and is worthy of being popularized and used in the industry.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a perspective view of a spindle of the machine tool;
FIG. 5 is a cross-sectional view of FIG. 4;
FIG. 6 is a top view of FIG. 4;
FIG. 7 is a perspective view of the knife bar pull rod;
FIG. 8 is a front view of FIG. 7;
FIG. 9 is a perspective view of the upper lock lever;
FIG. 10 is a cross-sectional view of FIG. 9;
FIG. 11 is a perspective view of the lower lock lever;
FIG. 12 is a cross-sectional view of FIG. 11;
FIG. 13 is a perspective view of the locking screw;
FIG. 14 is a front view of FIG. 13;
FIG. 15 is an assembled view of the arbor and arbor pull rod;
FIG. 16 is a schematic view of the assembly of the upper and lower locking rods with the locking screw.
The figures are labeled as follows: the lathe main shaft 1, cutter arbor 2, cutter arbor pull rod 3, go up locking lever 4, lower locking lever 5, locking screw 6, cutter arbor mounting hole 7, unthreaded hole 8, locking hole 9, pull rod connecting hole 10, pull rod 11, fixed plate 12, locking head 13, draw-in groove 14, snap ring 15, locking screw 16, the groove of tapering 17, locking dog 18.
Detailed Description
The invention comprises a machine tool spindle 1, a cutter bar 2, a cutter bar pull rod 3, an upper locking rod 4, a lower locking rod 5 and a locking screw 6.
Fig. 1, 2, 3, 4, 5 and 6 show that a tool bar mounting hole 7, a unthreaded hole 8 and a locking hole 9 are respectively arranged on a machine tool spindle 1. The cutter bar mounting hole 7 is a hole for inserting the cutter bar 2 into the machine tool spindle 1, and the cutter bar mounting hole 7 has taper matched with that of the cutter bar. The original threaded hole at the bottom of the cutter bar mounting hole 7 is changed into an unthreaded hole 8 along the axial direction of the machine tool main shaft 1, the tail end of the unthreaded hole 8 is communicated with a locking hole 9 vertical to the axial direction of the machine tool main shaft 1, the locking hole 9 is a through hole with an oval section, and two ends of the locking hole 9 are respectively positioned at two symmetrical sides of the outer circumference of the machine tool main shaft 1. The front end of the machine tool spindle 1 is provided with a stop dog 18, which is the inherent structure of the machine tool spindle 1 and can prevent the cutter bar 2 from rotating.
Fig. 1, 2 and 3 show that the tail part of the cutter bar 2 is provided with a pull rod connecting hole 10 along the central axis of the cutter bar, the pull rod connecting hole 10 is opened at the end surface of the tail part of the cutter bar 2, and a connecting thread is arranged in the pull rod connecting hole 10 and is used for connecting the cutter bar and the pull rod 3.
Fig. 7 and 8 show that the tool shank rod 3 is composed of a rod 11, a fixing plate 12 and a locking head 13. The pull rod 11 is a cylinder, and one end of the pull rod 11 is provided with threads matched with the connecting threads of the pull rod connecting hole 10 at the tail part of the cutter bar 2. The lower surface of fixed plate 12 is connected with the other end of pull rod 11 perpendicularly, and locking head 13 is connected at the upper surface of fixed plate 12, and the both sides edge of fixed plate 12 is parallel, with the spanner phase-match, carries fixed plate 12 both sides with the spanner during installation, rotates the spanner, can rotate the cutter arbor pull rod 3 and be connected with cutter arbor 2. The locking head 13 is a cylinder, an annular clamping groove 14 is formed in the cylinder of the locking head 13, and the position of the clamping groove 14 is opposite to the upper locking rod 4 and the lower locking rod 5 in the locking hole 9 of the machine tool spindle 1.
Fig. 15 is an assembly view of the tool holder 2 and the tool holder pull rod 3.
Fig. 9, 10, 11 and 12 show that the upper locking rod 4 and the lower locking rod 5 are respectively flat cylinders, the flat cylinders of the upper locking rod 4 and the lower locking rod 5 are matched with the locking holes 9 with the oval cross sections of the machine tool spindle 1, and the upper locking rod 4, the lower locking rod 5 and the locking holes 9 are respectively in sliding fit. The upper locking rod 4 and the lower locking rod 5 are respectively positioned at two ends in a locking hole 9 of the machine tool spindle 1, and the lower ends of the upper locking rod 4 and the lower locking rod 5 are respectively provided with a clamping ring 15 matched with a clamping groove 14 of a locking head 13 of the cutter bar pull rod 3. One side of the clamping groove 14 is an inclined plane, the corresponding side of the clamping ring 15 has the same inclined angle, and the clamping groove 14 and the clamping ring 15 enter by adopting the inclined plane relatively and conveniently in a meshing manner, so that jamming cannot occur. The rod bodies outside the snap rings 15 of the upper locking rod 4 and the lower locking rod 5 are respectively provided with a locking screw hole 16 along the length direction of the upper locking rod 4 and the lower locking rod 5, the locking screw 6 penetrates through the locking screw hole 16, and the thread directions of the locking screw hole 16 of the upper locking rod 4 and the locking screw hole 16 of the lower locking rod 5 are opposite.
Fig. 13 and 14 show that the thread directions of the two ends of the locking screw 6 are opposite, the threads of the locking screw hole 16 of the upper locking rod 4 and the locking screw hole 16 of the lower locking rod 5 are respectively matched with the threads of the two ends of the locking screw 6, the two ends of the locking screw 6 are respectively screwed in the locking screw hole 16 of the upper locking rod 4 and the locking screw hole 16 of the lower locking rod 5, the end surfaces of the two ends of the locking screw 6 are respectively provided with a screwdriver groove 17, and the screwdriver groove 17 is matched with the front end of a screwdriver. During the assembly, rotate locking screw 6 with the screwdriver, locking screw 6 drives locking bar 4 and lower locking bar 5 respectively and removes along locking screw 6, because the screw thread opposite direction at locking screw 6's both ends, and the screw thread of the locking screw 16 in locking bar 4 and the lower locking bar 5 respectively with the screw thread phase-match at locking screw 6's both ends, then locking bar 4 and lower locking bar 5 will remove to the centre simultaneously, make the snap ring 15 of locking bar 4 and lower locking bar 5 lower part mesh with the draw-in groove 14 of cutter arbor pull rod 3 mutually, it is fixed with cutter arbor pull rod 3. The screwdriver is rotated reversely, the locking screw rod 6 can be rotated reversely, the upper locking rod 4 and the lower locking rod 5 move towards the two ends simultaneously, so that the upper locking rod 4 and the lower locking rod 5 are separated from the cutter bar pull rod 3, and the cutter bar 2 is disassembled.
FIG. 16 is a schematic view of the assembly of the upper and lower locking rods with the locking screw.
Fig. 1, 2 and 3 show that the method of use of the present invention is as follows:
when the tool bar connecting device is used, the pull rod 11 of the tool bar pull rod 3 is screwed into the pull rod connecting hole 10 of the tool bar 2, the thread of the pull rod 11 is matched with the thread of the pull rod connecting hole, the two sides of the fixing plate 12 of the tool bar pull rod 3 are clamped by a spanner, and the tool bar pull rod 3 can be rotated to be connected with the tool bar 2 by rotating the spanner;
assembling the upper locking rod 4 and the lower locking rod 5 to two ends of the locking screw 6, and inserting the assembled upper locking rod 4, the lower locking rod 5 and the locking screw 6 into a locking hole 9 of the machine tool spindle 1 together, so that a gap part between the upper locking rod 4 and the lower locking rod 5 is opposite to a unthreaded hole 8 of the machine tool spindle 1;
aligning the opening of the cutter bar 2 to a stop dog 18 on the machine tool spindle 1;
hang up cutter arbor 2 with the overhead traveling crane, push cutter arbor 2 in the cutter arbor mounting hole 7 of lathe main shaft 1, the locking head 13 of the cutter arbor pull rod 3 of 2 rear ends of cutter arbor passes the unthreaded hole 8 behind the cutter arbor connecting hole 7 and enters into locking hole 9, and locking head 13 is arranged in the clearance between locking lever 4, lower locking lever 5:
the locking screw 6 is rotated by a screwdriver, because the thread directions of the two ends of the locking screw 6 are opposite, and the threads of the locking screw holes 16 in the upper locking rod 4 and the lower locking rod 5 are respectively matched with the threads of the two ends of the locking screw 6, the upper locking rod 4 and the lower locking rod 5 can simultaneously move towards the middle, so that the snap rings 15 at the lower parts of the upper locking rod 4 and the lower locking rod 5 are meshed with the clamping grooves 14 of the locking head 13 to fix the cutter bar pull rod 3,
when cutter arbor 2 was dismantled to needs, the screwdriver was rotated in the reversal, and locking screw 6 was rotated in the reversal, and locking bar 4 and lower locking bar 5 moved to both ends simultaneously on for locking bar 4 and lower locking bar 5 are thrown off with cutter arbor pull rod 3 on, and then dismantle cutter arbor 2.
One embodiment of the invention is as follows:
the diameter of the unthreaded hole 8 of the machine tool spindle 1 is 90 mm;
the length of the ellipse of the locking hole 9 of the machine tool main shaft 2 is 60mm, and the width is 40 mm;
the total length of the cutter bar pull rod 3 is 172mm, the thread M36 of the pull rod 11 is 80mm, and the effective length of the thread is 80 mm;
the length of the upper locking rod 4 is 96mm, the width is 60mm, the thickness is 40mm, and the threaded hole is M20;
the length of the lower locking rod 5 is 96mm, the width is 60mm, the thickness is 40mm, and the threaded hole is M20-LH;
the length of the locking screw rod 6 is 200mm, one end of the locking screw rod is provided with M20 threads, the effective length is 96mm, the other end of the locking screw rod is provided with M20-LH threads, and the effective length is 96 mm.
Claims (4)
1. The boring machine cutter bar clamping device is characterized in that: the lathe comprises a lathe spindle (1), a cutter bar (2), a cutter bar pull rod (3), an upper locking rod (4), a lower locking rod (5) and a locking screw rod (6), wherein a threaded hole at the bottom of a cutter bar mounting hole (7) of the lathe spindle (1) is changed into an unthreaded hole (8) along the axial direction of the lathe spindle (1), the tail end of the unthreaded hole (8) is communicated with the locking hole (9) vertical to the axial direction of the lathe spindle (1), two ends of the locking hole (9) are respectively positioned at two symmetrical sides of the outer circumference of the lathe spindle (1), a pull rod connecting hole (10) along the central axis of the cutter bar is arranged at the tail part of the cutter bar (2), the pull rod connecting hole (10) is opened at the tail end face of the cutter bar (2), connecting threads are arranged in the pull rod connecting hole (10), the front end of the cutter bar pull rod (3) is in threaded connection with the pull rod connecting hole (10), the rear end of the cutter bar pull rod, the upper locking rod (4) and the lower locking rod (5) are respectively positioned in a locking hole (9) of the machine tool spindle (1) and opposite to the rear end of the cutter bar pull rod (3), the locking screw (6) is positioned in the locking hole (9) of the machine tool spindle (2), and two ends of the locking screw (6) are respectively connected with the upper locking rod (4) and the lower locking rod (5).
2. The boring machine tool bar clamping device according to claim 1, wherein: cutter arbor pull rod (3) are by pull rod (11), fixed plate (12) and locking head (13) are constituteed, pull rod (11) are the cylinder, the one end of pull rod (11) has the connecting thread phase-match of pull rod connecting hole (10) of screw thread and cutter arbor (2) afterbody, the lower surface of fixed plate (12) is connected with the other end of pull rod (11) is perpendicular, the upper surface at fixed plate (12) is connected in locking head (13), the both sides edge of fixed plate (12) is parallel, with the spanner phase-match, locking head (13) are the cylinder, there is annular draw-in groove (14) on the cylinder of locking head (13), the position of draw-in groove (14) is relative with lower locking lever (5) with locking pole (4) of locking hole (9) of lathe main shaft (1).
3. The boring machine tool bar clamping device according to claim 1, wherein: the locking hole (9) of lathe main shaft (1) is the through-hole of oval cross-section, go up locking lever (4) and lower locking lever (5) and be oblate cylinder respectively, the oblate cylinder of going up locking lever (4) and lower locking lever (5) is sliding fit with locking hole (9) of lathe main shaft (1), go up both ends that locking lever (4) and lower locking lever (5) are located the locking hole (9) of lathe main shaft (1) respectively, the lower extreme of going up locking lever (4) and lower locking lever (5) has draw-in groove (14) phase-match of snap ring (15) and locking head (13) of cutter arbor pull rod (3) respectively, there is locking screw hole (16) along locking lever (4) and lower locking lever (5) length direction on the body of rod in the snap ring (15) outside of going up locking lever (4) and lower locking lever (5) respectively, locking screw (6) are worn in locking screw hole (16).
4. The boring machine tool bar clamping device according to claim 1, wherein: the locking screw (6) is a double-head bidirectional screw, the thread directions of the two ends of the locking screw (6) are opposite, the thread directions of the locking screw hole (16) of the upper locking rod (4) and the locking screw hole (16) of the lower locking rod (5) are opposite, the threads of the locking screw hole (16) of the upper locking rod (4) and the locking screw hole (16) of the lower locking rod (5) are respectively matched with the threads of the two ends of the locking screw (6), the two ends of the locking screw (6) are respectively screwed in the locking screw hole (16) of the upper locking rod (4) and the locking screw hole (16) of the lower locking rod (5), the end faces of the two ends of the locking screw (6) are respectively provided with a screwdriver groove (17), and the screwdriver groove (17) is matched with the front end of a screwdriver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910887412.4A CN110625146A (en) | 2019-09-19 | 2019-09-19 | Boring machine cutter arbor chucking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910887412.4A CN110625146A (en) | 2019-09-19 | 2019-09-19 | Boring machine cutter arbor chucking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110625146A true CN110625146A (en) | 2019-12-31 |
Family
ID=68971866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910887412.4A Pending CN110625146A (en) | 2019-09-19 | 2019-09-19 | Boring machine cutter arbor chucking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110625146A (en) |
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|---|---|---|---|---|
| SE8502465D0 (en) * | 1985-05-20 | 1985-05-20 | DEVICE FOR TOOL MACHINES | |
| KR20020089018A (en) * | 2001-05-22 | 2002-11-29 | 현대자동차주식회사 | Spindle structure for machine tools |
| CN201168791Y (en) * | 2008-04-09 | 2008-12-24 | 杭州轴瓦有限公司 | Bush high speed fine boring cutter relieving main shaft |
| CN102059408A (en) * | 2010-12-21 | 2011-05-18 | 齐重数控装备股份有限公司 | Main shaft device for numerical controlled gear hobbing machine |
| CN203044935U (en) * | 2012-12-16 | 2013-07-10 | 綦江齿轮传动有限公司 | Bolt type box inner cavity scraper |
| CN205309311U (en) * | 2015-12-17 | 2016-06-15 | 沈机集团昆明机床股份有限公司 | A pine / broach mechanism for boring machine |
| CN107716952A (en) * | 2017-10-20 | 2018-02-23 | 齐齐哈尔雷昂重工机械制造有限责任公司 | A kind of boring spindle milling arbor tenses frock |
| KR20190083866A (en) * | 2018-01-05 | 2019-07-15 | 조권희 | Boring arbor for fixing a milling bar |
| CN211101656U (en) * | 2019-09-19 | 2020-07-28 | 石钢京诚装备技术有限公司 | Boring machine cutter arbor chucking device |
-
2019
- 2019-09-19 CN CN201910887412.4A patent/CN110625146A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8502465D0 (en) * | 1985-05-20 | 1985-05-20 | DEVICE FOR TOOL MACHINES | |
| KR20020089018A (en) * | 2001-05-22 | 2002-11-29 | 현대자동차주식회사 | Spindle structure for machine tools |
| CN201168791Y (en) * | 2008-04-09 | 2008-12-24 | 杭州轴瓦有限公司 | Bush high speed fine boring cutter relieving main shaft |
| CN102059408A (en) * | 2010-12-21 | 2011-05-18 | 齐重数控装备股份有限公司 | Main shaft device for numerical controlled gear hobbing machine |
| CN203044935U (en) * | 2012-12-16 | 2013-07-10 | 綦江齿轮传动有限公司 | Bolt type box inner cavity scraper |
| CN205309311U (en) * | 2015-12-17 | 2016-06-15 | 沈机集团昆明机床股份有限公司 | A pine / broach mechanism for boring machine |
| CN107716952A (en) * | 2017-10-20 | 2018-02-23 | 齐齐哈尔雷昂重工机械制造有限责任公司 | A kind of boring spindle milling arbor tenses frock |
| KR20190083866A (en) * | 2018-01-05 | 2019-07-15 | 조권희 | Boring arbor for fixing a milling bar |
| CN211101656U (en) * | 2019-09-19 | 2020-07-28 | 石钢京诚装备技术有限公司 | Boring machine cutter arbor chucking device |
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