CN109550978B - Spindle box of turning and milling equipment - Google Patents
Spindle box of turning and milling equipment Download PDFInfo
- Publication number
- CN109550978B CN109550978B CN201910117576.9A CN201910117576A CN109550978B CN 109550978 B CN109550978 B CN 109550978B CN 201910117576 A CN201910117576 A CN 201910117576A CN 109550978 B CN109550978 B CN 109550978B
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- unit
- mandrel
- fastened
- decelerator
- torus
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- 238000003801 milling Methods 0.000 title claims abstract description 16
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 53
- 210000000078 claw Anatomy 0.000 claims abstract description 22
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 1
- 238000007789 sealing Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
Classifications
-
- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
- Gripping On Spindles (AREA)
Abstract
The invention discloses a spindle box of turning and milling equipment, which comprises: a spindle box body provided with a speed reducer; the turntable is arranged on the speed reducer and is positioned above the main shaft box body; the mandrel unit is arranged on the turntable and used for vertically supporting the workpiece; the broaching claw unit is arranged on the speed reducer and positioned below the turntable; a seventh driving unit provided on the broach jaw unit; a sixth driving unit that drives the decelerator to move so as to rotate the turntable, the core rod unit, the broach jaw unit, and the seventh driving unit; the mandrel unit comprises a mandrel main body, a positioning block, an expansion joint and a mandrel, wherein a pin groove is formed in the side wall of the mandrel main body, the bottom end of the mandrel is connected with the broach claw unit, and an annular boss is formed in the side wall of the mandrel main body. The spindle box of the turning and milling equipment has the advantage of convenience in workpiece clamping.
Description
Technical Field
The invention relates to the technical field of automatic processing equipment, in particular to a spindle box of turning and milling equipment.
Background
The headstock is an important component of a machine tool for arranging the working spindle of the machine tool and its driving parts, etc. The existing headstock of the vertical machine tool has the defects of complex structure, difficult workpiece clamping and the like, so that the headstock of the turning and milling equipment needs to be studied.
Disclosure of Invention
Aiming at the defects in the technology, the invention provides the spindle box of the turning and milling equipment, which is convenient to clamp.
The technical scheme adopted for solving the technical problems is as follows: a headstock of a turning and milling machine, comprising: a main shaft box body provided with a speed reducer; the turntable is arranged on the speed reducer and is positioned above the main shaft box body; the mandrel unit is arranged on the turntable and used for vertically supporting the workpiece; a broaching claw unit arranged on the speed reducer and positioned below the turntable; a seventh driving unit provided on the broach jaw unit; a sixth driving unit for driving the speed reducer to move so as to rotate the turntable, the mandrel bar unit, the broaching jaw unit and the seventh driving unit; the mandrel unit comprises a mandrel main body, a positioning block, an expansion joint and a mandrel, wherein the mandrel main body is fastened on the turntable and is hollow in the interior, the positioning block is fastened on the mandrel main body and is used for axially positioning the workpiece, the expansion joint is sleeved on the mandrel main body and is positioned above the positioning block, the mandrel is inserted into a hollow cavity of the mandrel main body, the mandrel main body is inserted into the through hole, a pin groove is formed in the side wall of the mandrel main body, the pin groove is convenient for enabling the top end of the mandrel to be hinged with the expansion joint, the bottom end of the mandrel is connected with the broach claw unit, an annular boss is formed in the side wall of the mandrel main body, and when the seventh driving unit pulls the mandrel downwards through the broach claw unit, the bottom end of the expansion joint is abutted to the annular boss, so that the expansion joint is expanded to tightly expand the workpiece on the main body.
Preferably, the speed reducer is an RV speed reducer, the speed reducer comprises a speed reducer outer ring fastened on the spindle box body, and a speed reducer inner ring rotatably arranged on the speed reducer outer ring, wherein the turntable is fastened on the speed reducer inner ring and rotates along with the rotation of the speed reducer inner ring, a speed reducer inner sealing ring is fastened on the speed reducer inner ring, the broach claw unit is arranged on the speed reducer inner ring through the speed reducer inner sealing ring, and the broach claw unit rotates along with the rotation of the speed reducer inner ring.
Preferably, the sixth driving unit comprises a servo motor and a pinion fastened on an output shaft of the servo motor, wherein a large gear meshed with the pinion is arranged in the speed reducer, and the large gear is fastened on the inner ring of the speed reducer.
Preferably, the broach jaw unit comprises a broach jaw sleeve fastened in the inner sealing ring of the speed reducer, a pull rod sleeve fastened on the bottom end part of the inner sealing ring of the speed reducer, a pull rod penetrating through the pull rod sleeve and the broach jaw sleeve, and a broach jaw positioned in the broach jaw sleeve and in threaded connection with one end part of the pull rod for pulling the core rod, wherein the other end part of the pull rod is connected with the seventh driving unit, and the seventh driving unit is fastened on the pull rod sleeve.
Preferably, the bottom end portion of the core rod is screwed with a clamping block convenient for clamping the broach claw, the clamping block comprises a first clamping cylindrical block M1 screwed with the bottom end portion of the core rod, a second clamping cylindrical block M2 fixedly arranged at the bottom of the first clamping cylindrical block M1, and a third clamping cylindrical block M3 formed at the bottom of the second clamping cylindrical block M2, wherein the first clamping cylindrical block M1, the second clamping cylindrical block M2 and the third clamping cylindrical block M3 are coaxially arranged, the diameter of the first clamping cylindrical block M1 is larger than that of the third clamping cylindrical block M3, and the diameter of the third clamping cylindrical block M3 is larger than that of the second clamping cylindrical block M2.
Preferably, the top end of the pull rod sleeve is fastened on the bottom end of the inner sealing ring of the speed reducer through an end cover, and a pull rod hole for the pull rod to penetrate is formed in the end cover.
Preferably, a pin shaft is fastened at the top of the core rod, and the core rod is hinged with the expansion joint through the pin shaft.
Preferably, the expansion joint comprises a first ring body Q1 hinged with the pin shaft, a second ring body Q2 fixedly connected with the first ring body Q1 and coaxially arranged with the first ring body Q1, and a third ring body Q3 fixedly connected with the second ring body Q2 and coaxially arranged with the second ring body Q2, wherein a conical guide surface is formed at the top of the annular boss, a chamfer Q4 matched with the guide surface is formed between the second ring body Q2 and the third ring body Q3, a plurality of elongated grooves distributed at equal intervals are formed on an annular cylindrical surface formed by the second ring body Q2, the chamfer Q4 and the third ring body Q3, and the annular cylindrical surface is divided into a plurality of elongated sheet bodies by the elongated grooves.
Preferably, the annular boss is a circular column body, and the diameter of the outer ring of the annular boss is equal to the aperture of the through hole of the workpiece.
Preferably, a positioning ring for butting with the turntable is sleeved on the core rod.
Compared with the prior art, the invention has the beneficial effects that: according to the spindle box of the turning and milling equipment, when the seventh driving unit pulls the core rod of the core rod unit downwards through the broach claw unit, the bottom end part of the expansion joint is propped against the annular boss, so that the expansion joint is expanded to realize the expansion of a workpiece on the core rod main body, and the spindle box has the advantage of convenience in work clamping; when the seventh driving unit pushes the core bar upwards through the broaching claw unit, the bottom end part of the expansion joint is separated from the annular boss to reset, and at the moment, the workpiece can be conveniently taken down; according to the invention, the RV reducer drives the turntable, the core rod unit, the broach claw unit and the seventh driving unit to rotate, so that the rotation of a workpiece is realized, and the rotary tool has the advantages of simple structure and convenience in use.
Drawings
Fig. 1 is a schematic structural view of a headstock of a turning and milling apparatus according to the present invention;
FIG. 2 is a schematic cross-sectional view of a headstock of the turning apparatus according to the present invention;
FIG. 3 is an enlarged schematic view of the area P in FIG. 2;
FIG. 4 is a partially exploded view of the headstock of the present invention;
FIG. 5 is a schematic view showing the internal structure of a headstock of the turning equipment according to the present invention;
FIG. 6 is one of exploded views of the internal structure of the headstock of the turning machine according to the present invention;
FIG. 7 is a second exploded view of the internal structure of the headstock of the turning machine according to the present invention;
Fig. 8 is a schematic structural view of the broaching jaw unit of the present invention;
FIG. 9 is a schematic structural view of the mandrel unit of the present invention;
FIG. 10 is a schematic view of the positional relationship between the mandrel body and the annular boss of the present invention;
FIG. 11 is a schematic view of the structure of the clamping block of the present invention;
FIG. 12 is a schematic view of the expansion joint of the present invention;
FIG. 13 is a schematic view of the positional relationship between the turntable and the retaining ring of the present invention;
fig. 14 is a schematic cross-sectional view of the jaw sleeve of the present invention.
In the figure: 61. a spindle box; 62. a turntable; 63. a mandrel unit; 631. a mandrel body; 632. a core bar; 633. a clamping block; 634. a pin shaft; 635. a pin slot; 636. a positioning block; 637. an expansion joint; 638. an annular boss; 639. an elongated slot; 64. a sixth driving unit; 641. a servo motor; 642. a pinion gear; 65. a seventh driving unit; 66. a broaching jaw unit; 661. a pull rod sleeve; 662. a pull rod; 663. an end cap; 664. a broaching jaw sleeve; 665. broaching claws; 67. a speed reducer; 671. an outer ring of the speed reducer; 672. a speed reducer inner ring; 673. a reducer inner seal ring; 674. a large gear; 68. a positioning ring; 70. a workpiece.
Detailed Description
The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description. The top and bottom directions referred to in the present invention are the same as those of fig. 1 and 2.
As shown in fig. 1 to 14, the present invention provides a headstock of a turning machine, comprising: a spindle box 61 provided with a decelerator 67; a turntable 62 disposed on the decelerator 67 and above the headstock 61; a mandrel unit 63 provided on the turntable 62 for vertically supporting the work 70; a broaching jaw unit 66 disposed on the decelerator 67 and located below the turntable 62; a seventh driving unit 65 provided on the broaching jaw unit 66; a sixth driving unit 64 for driving the decelerator 67 to move so as to rotate the turntable 62, the mandrel bar unit 63, the broaching jaw unit 66 and the seventh driving unit 65; as shown in fig. 2 and 9, the workpiece 70 is provided with a through hole, the mandrel unit 63 includes a mandrel main body 631 which is fastened on the turntable 62 and has a hollow interior, a positioning block 636 which is fastened on the mandrel main body 631 and is used for positioning the workpiece 70 axially, an expansion joint 637 which is sleeved on the mandrel main body 631 and is located above the positioning block 636, a mandrel 632 which is inserted in the hollow cavity of the mandrel main body 631, the mandrel main body 631 is inserted in the through hole, a pin groove 635 which is formed on the side wall of the mandrel main body 631 so that the top end of the mandrel 632 is hinged with the expansion joint 637, the bottom end of the mandrel 632 is connected with the broach claw unit 66, an annular boss 638 is formed on the side wall of the mandrel main body 631, the annular boss 638 is located between the positioning block 636 and the expansion joint 637, and when the seventh driving unit 65 pulls the mandrel 632 downwards through the broach claw unit 66, the bottom end of the expansion joint 638 abuts against the annular boss 638 so as to expand the mandrel main body 637.
As an embodiment of the present solution, as shown in fig. 4 and 5, the speed reducer 67 is an RV speed reducer, the speed reducer 67 includes a speed reducer outer ring 671 fastened on the spindle box 61, and a speed reducer inner ring 672 rotatably disposed on the speed reducer outer ring 671, wherein the turntable 62 is fastened on the speed reducer inner ring 672 and rotates with the rotation of the speed reducer inner ring 672, a speed reducer inner seal ring 673 is fastened on the speed reducer inner ring 672, the broach jaw unit 66 is disposed on the speed reducer inner ring 672 through the speed reducer inner seal ring 673, and the broach jaw unit 66 rotates with the rotation of the speed reducer inner ring 672.
As an embodiment of the present solution, as shown in fig. 5, the sixth driving unit 64 includes a servo motor 641, and a pinion 642 fastened to an output shaft of the servo motor 641, wherein the speed reducer 67 has a large gear 674 engaged with the pinion 642, and the large gear 674 is fastened to the inner ring 672 of the speed reducer.
As an embodiment of the present solution, as shown in fig. 6 to 8, the broach jaw unit 66 includes a broach jaw sleeve 664 fastened in the inner seal ring 673 of the decelerator, a rod sleeve 661 fastened on a bottom end portion of the inner seal ring 673 of the decelerator, a rod 662 penetrating through the rod sleeve 661 and the broach jaw sleeve 664, a broach jaw 665 positioned in the broach jaw sleeve 664 and screwed with one end portion of the rod 662 for pulling the core bar 632, wherein the other end portion of the rod 662 is connected with the seventh driving unit 65, and the seventh driving unit 65 is fastened on the rod sleeve 661.
As an embodiment of the present disclosure, as shown in fig. 9 and 11, a clamping block 633 that is convenient for the broach claw 665 to clamp is screwed on the bottom end of the core rod 632, the clamping block 633 includes a first clamping cylindrical block M1 screwed with the bottom end of the core rod 632, a second clamping cylindrical block M2 fixedly disposed at the bottom of the first clamping cylindrical block M1, and a third clamping cylindrical block M3 formed at the bottom of the second clamping cylindrical block M2, where the first clamping cylindrical block M1, the second clamping cylindrical block M2, and the third clamping cylindrical block M3 are coaxially disposed, and the diameter of the first clamping cylindrical block M1 is greater than the diameter of the third clamping cylindrical block M3, and the diameter of the third clamping cylindrical block M3 is greater than the diameter of the second clamping cylindrical block M2.
As an embodiment of the present invention, as shown in fig. 8, the top end of the pull rod sleeve 661 is fastened to the bottom end of the inner seal ring 673 of the speed reducer by an end cap 663, and a pull rod hole through which the pull rod 662 passes is formed in the end cap 663.
As an embodiment of the present solution, as shown in fig. 9, a pin 634 is fastened to the top of the stem 632, and the stem 632 is hinged to the expansion joint 637 through the pin 634.
As an embodiment of the present disclosure, as shown in fig. 12, the expansion joint 637 includes a first torus Q1 hinged to the pin shaft 634, a second torus Q2 fixedly connected to the first torus Q1 and coaxially disposed with the first torus Q1, and a third torus Q3 fixedly connected to the second torus Q2 and coaxially disposed with the second torus Q2, where a conical guiding surface is formed on the top of the annular boss 638, a chamfer Q4 matched with the guiding surface is formed between the second torus Q2 and the third torus Q3, a plurality of elongated slots 639 distributed at equal intervals are formed on an annular cylindrical surface formed by the second torus Q2, the chamfer Q4 and the third torus Q3, and the elongated slots 639 divide the annular cylindrical surface into a plurality of elongated sheet bodies.
As an embodiment of the present disclosure, as shown in fig. 10, the annular boss 638 is a circular cylindrical body, and the diameter of the outer ring of the annular boss 638 is equal to the diameter of the through hole of the workpiece 70.
As an embodiment of the present solution, as shown in fig. 13, the core rod 632 is further sleeved with a positioning ring 68 for docking with the turntable 62.
As an embodiment of the present solution, the seventh driving unit 65 is a hydraulic cylinder.
As an embodiment of the present disclosure, as shown in fig. 14, the broaching claw sleeve 664 is internally formed with a first round hole and a second round hole which is communicated with the first round hole and coaxially disposed, the second round hole is located above the first round hole, and the aperture value of the second round hole is greater than the aperture value of the first round hole, that is, there is an aperture difference between the second round hole and the first round hole. When the broaching claw 665 moves upward, the broaching claw 665 opens because the aperture value of the second circular hole is larger than the aperture value of the first circular hole; when the broaching claw 665 moves downward, the broaching claw 665 is folded because the aperture value of the second circular hole is larger than the aperture value of the first circular hole.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (7)
1. A headstock of a turning and milling machine, comprising:
a spindle box (61) provided with a speed reducer (67);
a turntable (62) arranged on the speed reducer (67) and positioned above the main spindle box body (61);
A core rod unit (63) provided on the turntable (62) for vertically supporting the work piece (70);
A broaching jaw unit (66) arranged on the speed reducer (67) and positioned below the rotary disc (62);
A seventh driving unit (65) provided on the broach jaw unit (66);
a sixth driving unit (64) for driving the speed reducer (67) to move so as to rotate the turntable (62), the mandrel bar unit (63), the broaching jaw unit (66) and the seventh driving unit (65);
Wherein a through hole is formed in the workpiece (70), the mandrel unit (63) comprises a mandrel main body (631) fastened on the turntable (62) and hollow in the interior, a positioning block (636) fastened on the mandrel main body (631) and used for axially positioning the workpiece (70), an expansion joint (637) sleeved on the mandrel main body (631) and positioned above the positioning block (636), a mandrel bar (632) inserted in a hollow cavity of the mandrel main body (631), the mandrel main body (631) is inserted in the through hole, a pin groove (635) which is formed in the side wall of the mandrel main body (631) and is used for enabling the top end of the mandrel bar (632) to be hinged with the expansion joint (637), the bottom end of the mandrel bar (632) is connected with the broach jaw unit (66), an annular boss (638) is further formed on the side wall of the mandrel main body (631), the annular boss (638) is positioned between the positioning block (636) and the expansion joint (637), and when the mandrel bar unit (65) is pulled downwards by the broach jaw unit (66), the bottom end of the expansion joint (637) is abutted against the annular boss (638) so that the expansion joint (637) expands to expand the workpiece (70) on the core rod main body (631);
a pin shaft (634) is fastened at the top of the core rod (632), and the core rod (632) is hinged with the expansion joint (637) through the pin shaft (634); the annular boss (638) is a circular column body, and the diameter of the outer ring of the annular boss (638) is equal to the aperture of the through hole of the workpiece (70); the core rod (632) is also sleeved with a positioning ring (68) for being in butt joint with the rotary disc (62).
2. A headstock of a turning and milling apparatus as set forth in claim 1 wherein said decelerator (67) is an RV decelerator, said decelerator (67) includes a decelerator outer ring (671) fastened to said headstock body (61), a decelerator inner ring (672) rotatably provided to said decelerator outer ring (671), wherein said turntable (62) is fastened to said decelerator inner ring (672) and rotates with rotation of said decelerator inner ring (672), said decelerator inner ring (672) is fastened with a decelerator inner seal ring (673), said broach claw unit (66) is provided to said decelerator inner ring (672) by said decelerator inner seal ring (673), and said broach claw unit (66) rotates with rotation of said decelerator inner ring (672).
3. A headstock of a turning machine according to claim 2, characterized in that the sixth drive unit (64) comprises a servo motor (641), a pinion (642) fastened to the output shaft of the servo motor (641), wherein the reduction gear (67) incorporates a gearwheel (674) in engagement with the pinion (642), the gearwheel (674) being fastened to the reduction gear inner ring (672).
4. The headstock of a turning and milling apparatus as set forth in claim 2, wherein the broach jaw unit (66) includes a broach jaw sleeve (664) fastened in the in-reducer seal ring (673), a draw bar sleeve (661) fastened on a bottom end portion of the in-reducer seal ring (673), a draw bar (662) penetrating through the draw bar sleeve (661) and the broach jaw sleeve (664), a broach jaw (665) located in the broach jaw sleeve (664) and screw-coupled with an end portion of the draw bar (662) for pulling the core bar (632), wherein the other end portion of the draw bar (662) is connected with the seventh driving unit (65), the seventh driving unit (65) being fastened on the draw bar sleeve (661).
5. The headstock of the turning and milling apparatus as set forth in claim 4, wherein a clamping block (633) for facilitating clamping of the broach jaw (665) is screwed to a bottom end portion of the core rod (632), the clamping block (633) includes a first clamping cylindrical block M1 screwed to a bottom end portion of the core rod (632), a second clamping cylindrical block M2 fixedly disposed at a bottom portion of the first clamping cylindrical block M1, and a third clamping cylindrical block M3 formed at a bottom portion of the second clamping cylindrical block M2, wherein the first clamping cylindrical block M1, the second clamping cylindrical block M2, and the third clamping cylindrical block M3 are coaxially disposed, a diameter of the first clamping cylindrical block M1 is larger than a diameter of the third clamping cylindrical block M3, and a diameter of the third clamping cylindrical block M3 is larger than a diameter of the second clamping cylindrical block M2.
6. A headstock of a turning and milling machine as set forth in claim 4, wherein a top end of said drawbar sleeve (661) is fastened to a bottom end of said reducer inner seal ring (673) by an end cap (663), and a drawbar hole through which said drawbar (662) passes is formed in said end cap (663).
7. The headstock of a turning and milling apparatus as set forth in claim 1, wherein the expansion joint (637) includes a first torus Q1 hinged to the pin shaft (634), a second torus Q2 fixed to the first torus Q1 and coaxially disposed with the first torus Q1, and a third torus Q3 fixed to the second torus Q2 and coaxially disposed with the second torus Q2, wherein a conical guide surface is formed on a top of the annular boss (638), a chamfer Q4 matching with the guide surface is formed between the second torus Q2 and the third torus Q3, and a plurality of elongated grooves (639) distributed at equal intervals are formed on an annular cylindrical surface formed by the second torus Q2, the chamfer Q4 and the third torus Q3, and the annular cylindrical surface is divided into a plurality of elongated sheet bodies by the elongated grooves (639).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910117576.9A CN109550978B (en) | 2019-02-15 | 2019-02-15 | Spindle box of turning and milling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910117576.9A CN109550978B (en) | 2019-02-15 | 2019-02-15 | Spindle box of turning and milling equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109550978A CN109550978A (en) | 2019-04-02 |
| CN109550978B true CN109550978B (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910117576.9A Active CN109550978B (en) | 2019-02-15 | 2019-02-15 | Spindle box of turning and milling equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN109550978B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5252012A (en) * | 1992-09-03 | 1993-10-12 | The Cross Company | Positive lock broach puller |
| CN2416994Y (en) * | 2000-03-28 | 2001-01-31 | 永丰栈有限公司 | Machine tool spindle broach mechanism |
| EP1736277A2 (en) * | 2005-06-21 | 2006-12-27 | Fischer AG | Spindle device with through coolant and closed spindle cooling circuit running through a rotary coupling |
| CN201040343Y (en) * | 2007-06-01 | 2008-03-26 | 杭州友佳精密机械有限公司 | Hilt broaching tool mechanism |
| CN201271742Y (en) * | 2008-06-18 | 2009-07-15 | 浙江日发数码精密机械股份有限公司 | High speed electric main spindle apparatus of machine tool |
| CN102950496A (en) * | 2011-08-17 | 2013-03-06 | 发得科技工业股份有限公司 | Broach broaching mechanism |
| CN209614273U (en) * | 2019-02-15 | 2019-11-12 | 江苏凯勒姆智能装备有限公司 | A kind of spindle box of turn-milling cutting equipment |
-
2019
- 2019-02-15 CN CN201910117576.9A patent/CN109550978B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5252012A (en) * | 1992-09-03 | 1993-10-12 | The Cross Company | Positive lock broach puller |
| CN2416994Y (en) * | 2000-03-28 | 2001-01-31 | 永丰栈有限公司 | Machine tool spindle broach mechanism |
| EP1736277A2 (en) * | 2005-06-21 | 2006-12-27 | Fischer AG | Spindle device with through coolant and closed spindle cooling circuit running through a rotary coupling |
| CN201040343Y (en) * | 2007-06-01 | 2008-03-26 | 杭州友佳精密机械有限公司 | Hilt broaching tool mechanism |
| CN201271742Y (en) * | 2008-06-18 | 2009-07-15 | 浙江日发数码精密机械股份有限公司 | High speed electric main spindle apparatus of machine tool |
| CN102950496A (en) * | 2011-08-17 | 2013-03-06 | 发得科技工业股份有限公司 | Broach broaching mechanism |
| CN209614273U (en) * | 2019-02-15 | 2019-11-12 | 江苏凯勒姆智能装备有限公司 | A kind of spindle box of turn-milling cutting equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109550978A (en) | 2019-04-02 |
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