CN209754120U - fly cutter clamping device of machine tool - Google Patents
fly cutter clamping device of machine tool Download PDFInfo
- Publication number
- CN209754120U CN209754120U CN201920303121.1U CN201920303121U CN209754120U CN 209754120 U CN209754120 U CN 209754120U CN 201920303121 U CN201920303121 U CN 201920303121U CN 209754120 U CN209754120 U CN 209754120U
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- cutter
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- 238000001179 sorption measurement Methods 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 description 13
- 239000000306 component Substances 0.000 description 7
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a lathe fly cutter clamping device, include: the cutter adjusting device comprises a cover plate, a cutter adjusting seat and a vacuum adsorption mechanism; the apron is located the top of seat is adjusted to the cutter, vacuum adsorption mechanism with the bottom fixed connection of seat is adjusted to the cutter is in order to be used for adsorbing the lathe pivot. This application links together main shaft and lathe fly cutter clamping device through vacuum adsorption mechanism through designing into vacuum adsorption's mounting means, has solved the mode that traditional fastening screw connects, and is simple and convenient, and the regulation that also can be better simultaneously is coaxial, and axial displacement fly cutter processing that can be continuous adds holds the device and reduces coaxial error and guarantees coaxially.
Description
Technical Field
The utility model belongs to the clamping annex of ultra-precision multiaxis lathe, the lathe flying knife clamping device who adopts when flying knife processing high accuracy mould.
Background
The fly cutter machining of a machine tool is generally used for precise parts needing milling, a fly cutter device capable of being adjusted in multiple dimensions is designed for the precise parts needing milling, the traditional milling machining needs rough machining firstly, then tool changing enters a finish machining stage, centering is needed again after the tool changing, rough machining and finish machining are completed through one-time machining by fixing rough machining and finish machining tool grains on the fly cutter milling, the height of the tool grains is manually adjusted only through the tightness of fastening screws in the adjustment of the tool grains, finally, the machining allowance is determined through trial cutting machining or a feeler gauge, the operation is complex, due to the fact that operators are different in experience, machining effects are different, and the batch consistency of the parts during high-precision machining is difficult to guarantee.
In addition, the fly cutter clamping device in the prior art is connected with the main shaft through screws, so that coaxial connection is difficult to guarantee, and the coaxial error is large.
Therefore, the prior art has defects and needs to be improved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a lathe fly cutter clamping device has the beneficial effect that improves the axiality, reduces coaxial error.
The utility model provides a lathe fly cutter clamping device, include: the cutter adjusting device comprises a cover plate, a cutter adjusting seat and a vacuum adsorption mechanism; the apron is located the top of seat is adjusted to the cutter, vacuum adsorption mechanism with the bottom fixed connection of seat is adjusted to the cutter is in order to be used for adsorbing the pivot.
In the flying cutter clamping device of the machine tool of the utility model, the cutter adjusting seat comprises a base and two cutter adjusting components;
Two mounting grooves are formed in the upper surface of the base, the two mounting grooves are formed in the edge of the base and penetrate through the side wall surface of the base, and the two cutter adjusting components are mounted in the two mounting grooves respectively.
In the flying cutter clamping device of machine tool, the cutter adjusting component comprises: the cutter comprises a cushion block, a positioning block, a chuck seat, a cutter chuck and a cutter middle shaft height adjusting screw;
The positioning block and the chuck seat are arranged on the front surface of the cushion block side by side, and the cutter chuck is used for installing a cutter on the cutter chuck; a slot is formed in one end face of the chuck seat, opposite first through holes are formed in two opposite side wall faces of the slot respectively, a second through hole is formed in the positioning block, and a clamping groove is formed in the side wall face of the cutter middle shaft height adjusting screw;
The cutter chuck is inserted into the slot, and the first through hole and the second through hole are opposite to each other; the cutter middle shaft height adjusting screw penetrates through the first through hole and the second through hole, and the end part of the cutter chuck is clamped in the clamping groove; the cushion block is arranged in the mounting groove, and the front face of the cushion block faces the direction far away from the central axis of the base.
In the flying cutter clamping device of the machine tool of the utility model, the cutter adjusting component also comprises a first deflection adjusting differential screw and a second deflection adjusting differential screw;
The upper end surface of the chuck seat is provided with a first deflection adjusting hole, the lower end surface of the chuck seat is provided with a second deflection adjusting hole, and the first deflection adjusting hole and the second deflection adjusting hole are staggered;
the first deflection adjusting differential screw is screwed in the first deflection adjusting hole, and the end part of the first deflection adjusting differential screw is abutted against the upper wall surface of the cutter chuck;
And the second deflection adjusting differential screw is screwed in the second deflection adjusting hole, and the end part of the second deflection adjusting differential screw is abutted against the lower wall surface of the cutter chuck.
In the flying cutter clamping device of the machine tool of the utility model, the cutter adjusting component also comprises a deflection adjusting and fixing screw; the tool chuck is provided with a first fastening hole, the side wall of the tool middle shaft height adjusting screw is correspondingly provided with a second fastening hole, and the first fastening hole is opposite to the second fastening hole; the deflection adjusting fixing screw is detachably inserted into the first fastening hole and the second fastening hole.
In the flying cutter clamping device of the machine tool of the utility model, the cutter adjusting component also comprises a height adjusting locking screw; a third fastening hole communicated with the mounting groove is formed in the side wall of the base; the third fastening hole is opposite to the cutter middle shaft height adjusting screw; the height adjusting locking screw is detachably inserted into the third fastening hole and is detachably connected with the cutter middle shaft height adjusting screw.
Lathe flying knife clamping device in, cutter adjusting part still includes cutter height detection electric capacity sensor, cutter height detection electric capacity sensor set up in the slot of base and install in on the backing plate.
In the flying cutter clamping device of the machine tool of the utility model, the cutter adjusting component also comprises two cutter deflection detection capacitance sensors; the two cutter deflection detection capacitive sensors are arranged in the slot, one of the two cutter deflection detection capacitive sensors is opposite to the first deflection adjusting hole, and the other one of the two cutter deflection detection capacitive sensors is opposite to the second deflection adjusting hole.
In the flying cutter clamping device of the machine tool, the cover plate is in a flat cylindrical shape, and a plurality of dynamic balance adjusting holes are uniformly formed in the side wall surface of the cover plate; and the upper end surface of the cover plate is provided with a centering tool tip mounting hole for mounting a sharp tool.
in the flying cutter clamping device of the machine tool, the flying cutter clamping device further comprises a clamping mechanism, wherein the clamping mechanism is arranged on the vacuum adsorption mechanism and is kept away from one end of the cutter adjusting seat.
This application links together main shaft and five flying knife clamping device through vacuum adsorption mechanism through designing into vacuum adsorption's mounting means, has solved the mode that traditional fastening screw connects, and is simple and convenient, and the regulation that also can be better simultaneously is coaxial, and axial displacement flying knife processing that can be continuous adds holds the device and reduces coaxial error and guarantees coaxially.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a machine tool fly cutter clamping device according to some embodiments of the present application.
Fig. 2 is an exploded view of a machine tool fly cutter clamping device according to some embodiments of the present disclosure.
Fig. 3 is an exploded view of a tool adjustment seat according to some embodiments of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic diagram of an overall structure of a clamping device for a fly cutter of a machine tool in some embodiments of the present application, and fig. 2 is a schematic diagram of an exploded structure of the clamping device for a fly cutter of a machine tool in some embodiments of the present application.
This lathe fly sword clamping device includes: the cutting tool comprises a cover plate 10, a tool adjusting seat 20, a vacuum adsorption mechanism 30 and a clamping mechanism 40. The cover plate 10 is disposed on the top end of the cutter adjusting seat 20, and the vacuum absorbing mechanism 30 is fixedly connected to the bottom end of the cutter adjusting seat 20 for absorbing onto the rotating shaft. The clamping mechanism 40 is disposed at an end of the vacuum absorbing mechanism 30 away from the tool adjusting base 20 for ensuring high connection strength and dynamic balance stability.
specifically, the cover plate 10 is substantially flat and cylindrical, and a plurality of dynamic balance adjusting holes 12 are uniformly formed in the side wall surface of the cover plate 10; the dynamic balance adjusting holes 12 are uniformly distributed along the circumferential direction of the cover plate 10. The upper end surface of the cover plate, that is, the surface far away from the tool adjusting seat 20, is provided with a centering tool tip mounting hole 11 for mounting a tool tip.
Referring to fig. 3, the tool adjusting base 20 includes a base 21 and two tool adjusting assemblies 22; two tool adjusting assemblies 22 are disposed on the base 21, and the tool adjusting assemblies 22 are used for mounting and adjusting a fly cutter thereon. Mounted on one tool adjustment assembly 22 is a finishing fly cutter and mounted on the other tool adjustment assembly 22 is a roughing fly cutter.
the base 21 is substantially flat and cylindrical. Two mounting grooves 211 are formed in the upper surface of the base 21, the two mounting grooves 211 are formed in the edge of the base 21 and penetrate through the side wall surface of the base 21, and the two cutter adjusting assemblies 22 are respectively mounted in the two mounting grooves 211.
Wherein the tool adjustment assembly 22 comprises: cushion 2111, locating piece 2112, chuck seat 2113, tool chuck 2115, tool center shaft height adjusting screw 2114, first and second deflection adjusting differential screws, deflection adjusting fixing screw, height adjusting locking screw, tool height detecting capacitive sensor 2116 and two tool deflection detecting capacitive sensors 2117.
The cushion block 2111 is in a flat rectangular parallelepiped shape, the positioning block 2112 is in a rectangular parallelepiped shape, the chuck seat 2113 is in a rectangular parallelepiped block shape, and one end surface of the chuck seat 2113 is in an arc surface shape. The positioning block 2112 and the chuck seat 2113 are disposed side by side on the front surface of the pad 2111, and the adjacent side surfaces of the positioning block 2112 and the chuck seat 2113 are closely attached to each other and overlapped. The spacer 2111 is mounted in the mounting groove 211, and the back surface of the spacer 2111 is closely attached to the side wall surface of the mounting groove 211 perpendicular to the radial direction of the base 21, and the front surface of the spacer faces in a direction away from the central axis of the base.
The tool chuck 2115 is for mounting a tool thereon; a slot 21131 is formed in the end face of the chuck seat 2113, which is in the shape of an arc, opposite first through holes 21134 are formed in two opposite side wall faces of the slot 21131, a second through hole 21121 is formed in the positioning block 2112, and a clamping groove 21141 is formed in the side wall face of the cutter middle shaft height adjusting screw 2114; the tool chuck 2115 is inserted into the slot 21131, and the first through hole 21134 and the second through hole 21121 are opposite to each other; the cutter middle shaft height adjusting screw 2114 is inserted into the first through hole 21134 and the second through hole 21121, and the end of the cutter chuck 2115 is clamped in the clamping groove 21141.
A first deflection adjusting hole 21132 is formed in the upper end face of the chuck seat 2113, a second deflection adjusting hole 21133 is formed in the lower end face of the chuck seat 2113, and the first deflection adjusting hole 21132 and the second deflection adjusting hole 21133 are staggered; a first yaw adjustment difference screw screwed into the first yaw adjustment hole 21132, and an end portion thereof abuts against an upper wall surface of the tool chuck 2115; and the second deflection adjusting differential screw is screwed in the second deflection adjusting hole, and the end part of the second deflection adjusting differential screw is abutted against the lower wall surface of the cutter chuck. Wherein, the two tool runout detecting capacitive sensors 2117 are disposed in the slot 21131, one of the two tool runout detecting capacitive sensors 2117 is opposite to the first runout adjusting hole 21132, and the other is opposite to the second runout adjusting hole 21133.
A first fastening hole 21152 is formed in the tool chuck 2115, a second fastening hole 21142 is correspondingly formed in the side wall of the tool middle shaft height adjusting screw 2114, and the first fastening hole 21152 is opposite to the second fastening hole 21142; the yaw adjustment fixing screws are detachably inserted into the first fastening holes 21152 and the second fastening holes 21142.
The side wall of the base 21 is provided with a third fastening hole 212 communicated with the mounting groove 211; the third fastening hole 212 is opposite to the cutter middle shaft height adjusting screw 2114; the height adjusting locking screw is detachably inserted into the third fastening hole 212 and detachably connected with the tool center shaft height adjusting screw 2114. For example, the end of the tool center shaft height adjustment screw 2114 may be provided with a circular slot into which the end of the height adjustment locking screw is inserted. A horizontal adjusting platform is provided on the side wall surface of the base 21 adjacent to the one mounting groove 211, that is, a horizontal surface perpendicular to and connected to the bottom wall of the mounting groove 211. The leveling platform can be used for marking a meter, and the leveling of the fly cutter clamping device and the linear motion shaft of the ultra-precision machine tool is ensured.
The tool height detection capacitive sensor 2116 is disposed in the slot 21131 of the base and mounted on the shim 2111.
When the cutter mounting height is adjusted, the adjustment process is completed based on the mutual combination of the cutter height detection capacitive sensor 2116, the cutter middle shaft height adjusting screw 2114, the cushion block 2111 and the height adjusting locking screw. Before adjustment, the cutter middle shaft height adjusting screw 2114 is loosened, at the moment, a gap is formed between the cutter middle shaft height adjusting screw 2114 and the cushion block 2111, then the height adjusting locking screw is screwed down or loosened, so that the cushion block 2111 generates relative displacement, the height adjustment is realized, meanwhile, fine adjustment is carried out according to detection data of the cutter height detection capacitive sensor 2116, and finally, the cutter middle shaft height adjusting screw 2114 is screwed down, so that the height adjustment is completed.
the main core component for tool mounting and yaw adjustment is the tool chuck 2115, which has two-degree-of-freedom adjustment capability. And then, the tool deflection detection capacitive sensor 2117, the first deflection adjustment differential screw and the second deflection adjustment differential screw are arranged diagonally. The specific steps of the regulation are as follows: the first deflection adjusting differential screw and the second deflection adjusting differential screw are reserved with adjusting allowance, adjustment is carried out according to detection parameters of the tool deflection detecting capacitive sensor 2117, the first deflection adjusting differential screw and the second deflection adjusting differential screw are screwed or loosened to tightly push the tool chuck 2115 to enable the tool chuck 2115 to deform and correct the tool deflection angle, and finally the deflection adjusting fixing screw is locked, so that height adjustment is completed.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Claims (8)
1. A machine tool fly cutter clamping device, comprising: the cutter adjusting device comprises a cover plate, a cutter adjusting seat and a vacuum adsorption mechanism; the cover plate is arranged at the top end of the cutter adjusting seat, and the vacuum adsorption mechanism is fixedly connected with the bottom end of the cutter adjusting seat and is used for adsorbing a machine tool rotating shaft; the cutter adjusting seat comprises a base and two cutter adjusting components;
Two mounting grooves are formed in the upper surface of the base, the two mounting grooves are formed in the edge of the base and penetrate through the side wall surface of the base, and the two cutter adjusting components are mounted in the two mounting grooves respectively.
2. A machine tool fly clamping apparatus as claimed in claim 1 wherein said tool adjustment assembly comprises: the cutter comprises a cushion block, a positioning block, a chuck seat, a cutter chuck and a cutter middle shaft height adjusting screw;
The positioning block and the chuck seat are arranged on the front surface of the cushion block side by side, and the cutter chuck is used for installing a cutter on the cutter chuck; a slot is formed in one end face of the chuck seat, opposite first through holes are formed in two opposite side wall faces of the slot respectively, a second through hole is formed in the positioning block, and a clamping groove is formed in the side wall face of the cutter middle shaft height adjusting screw;
The cutter chuck is inserted into the slot, and the first through hole and the second through hole are opposite to each other; the cutter middle shaft height adjusting screw penetrates through the first through hole and the second through hole, and the end part of the cutter chuck is clamped in the clamping groove; the cushion block is arranged in the mounting groove, and the front face of the cushion block faces the direction far away from the central axis of the base.
3. The machine tool fly clamping device of claim 2 wherein the tool adjustment assembly further comprises a first differential yaw adjustment screw and a second differential yaw adjustment screw;
the upper end surface of the chuck seat is provided with a first deflection adjusting hole, the lower end surface of the chuck seat is provided with a second deflection adjusting hole, and the first deflection adjusting hole and the second deflection adjusting hole are staggered;
The first deflection adjusting differential screw is screwed in the first deflection adjusting hole, and the end part of the first deflection adjusting differential screw is abutted against the upper wall surface of the cutter chuck;
And the second deflection adjusting differential screw is screwed in the second deflection adjusting hole, and the end part of the second deflection adjusting differential screw is abutted against the lower wall surface of the cutter chuck.
4. a machine tool fly clamping apparatus according to claim 3 wherein the tool adjustment assembly further comprises a yaw adjustment set screw; the tool chuck is provided with a first fastening hole, the side wall of the tool middle shaft height adjusting screw is correspondingly provided with a second fastening hole, and the first fastening hole is opposite to the second fastening hole; the deflection adjusting fixing screw is detachably inserted into the first fastening hole and the second fastening hole.
5. The machine tool fly clamping device of claim 4 wherein the tool adjustment assembly further comprises a height adjustment locking screw; a third fastening hole communicated with the mounting groove is formed in the side wall of the base; the third fastening hole is opposite to the cutter middle shaft height adjusting screw; the height adjusting locking screw is detachably inserted into the third fastening hole and is detachably connected with the cutter middle shaft height adjusting screw.
6. The flying tool clamping device of claim 4 wherein said tool adjustment assembly further comprises two tool runout detection capacitive sensors; the two cutter deflection detection capacitive sensors are arranged in the slot, one of the two cutter deflection detection capacitive sensors is opposite to the first deflection adjusting hole, and the other one of the two cutter deflection detection capacitive sensors is opposite to the second deflection adjusting hole.
7. the flying cutter clamping device of the machine tool as claimed in claim 4, wherein the cover plate is in a flat cylindrical shape, and a plurality of dynamic balance adjusting holes are uniformly formed in the side wall surface of the cover plate; and the upper end surface of the cover plate is provided with a centering tool tip mounting hole for mounting a sharp tool.
8. the flying cutter clamping device for the machine tool according to claim 1, further comprising a clamping mechanism, wherein the clamping mechanism is arranged at one end of the vacuum adsorption mechanism far away from the cutter adjusting seat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920303121.1U CN209754120U (en) | 2019-03-11 | 2019-03-11 | fly cutter clamping device of machine tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920303121.1U CN209754120U (en) | 2019-03-11 | 2019-03-11 | fly cutter clamping device of machine tool |
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CN209754120U true CN209754120U (en) | 2019-12-10 |
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Application Number | Title | Priority Date | Filing Date |
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CN201920303121.1U Expired - Fee Related CN209754120U (en) | 2019-03-11 | 2019-03-11 | fly cutter clamping device of machine tool |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109676185A (en) * | 2019-03-11 | 2019-04-26 | 佛山艾克斯光电科技有限公司 | Lathe fly cutter clamping device |
-
2019
- 2019-03-11 CN CN201920303121.1U patent/CN209754120U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109676185A (en) * | 2019-03-11 | 2019-04-26 | 佛山艾克斯光电科技有限公司 | Lathe fly cutter clamping device |
CN109676185B (en) * | 2019-03-11 | 2024-06-14 | 北京广工精密技术有限公司 | Machine tool fly cutter clamping device |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 |