CN109848451B - Cutter disc structure of numerical control lathe - Google Patents
Cutter disc structure of numerical control lathe Download PDFInfo
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- CN109848451B CN109848451B CN201910285916.9A CN201910285916A CN109848451B CN 109848451 B CN109848451 B CN 109848451B CN 201910285916 A CN201910285916 A CN 201910285916A CN 109848451 B CN109848451 B CN 109848451B
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- 238000000034 method Methods 0.000 claims abstract description 12
- 238000003754 machining Methods 0.000 abstract description 15
- 235000008766 Murraya exotica Nutrition 0.000 description 1
- 240000001899 Murraya exotica Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Abstract
The invention discloses a cutter head structure of a numerical control lathe, which comprises a cutter head body and a plurality of cutter bar structures, wherein the cutter bar structures are in split structures and comprise front end parts and rear end parts, and the front end parts and the rear end parts are spliced through dovetail groove structures; the cutter head body is provided with an upper outer screw and a lower outer screw which are rotationally pressed on the front end part, and the cutter head body is provided with an upper inner screw and a lower inner screw which are rotationally pressed on the rear end part; the inner side wall of the cutter head body is provided with an adjusting screw which can adjust the position of the cutter bar structure after screwing. According to the cutter head structure, a plurality of turning tools are assembled on the cutter head body, the cutter bar structure adopts a split structure, and the positions of the cutter bar structure are flexibly adjusted through the upper outer screw, the lower outer screw, the upper inner screw and the lower inner screw, namely, the feeding direction, the feeding angle and the feeding position of the turning tools are adjusted, so that the cutter head structure can finish multiple machining procedures after common cutter machining at one time, the machining efficiency is high, the labor is saved, and the concentricity and the smoothness of machined products are ensured.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a cutter head structure of a numerical control lathe.
Background
The cutter head is the installation part of a cutter bar of a turning tool on the numerical control lathe, the cutter bar is fixed on the cutter head body, and then a lathe spindle drives a workpiece to rotate and enables the turning tool to cut the workpiece, so that the purpose of machining the workpiece is achieved. However, the existing cutter head structure is too single, only single-blade processing can be performed in each feeding processing, and the processing efficiency is low; moreover, only one machining procedure can be carried out in each feeding, the machining position is relatively single, the workpiece is required to be machined in multiple procedures, and the concentricity and the smoothness of the product are poor; in addition, the cutter bar of the common cutter head structure cannot be adjusted, so that the processing purpose of a relatively complex workpiece cannot be achieved, and the application range of the processed workpiece is limited to a certain extent.
Therefore, how to solve the above technical problems is a technical problem to be solved in the industry.
Disclosure of Invention
The invention mainly aims to provide a cutter head structure of a numerical control lathe, and aims to realize a cutter head structure which is reasonable in design, n turning tools are converged on the same cutter head body, the direction and the position of each cutter bar structure can be flexibly adjusted, the machining efficiency is high, the application range is wide, and the concentricity and the smoothness of a machined product are good.
The invention provides a cutter head structure of a numerical control lathe, which comprises a cutter head body and a plurality of cutter bar structures clamped in the cutter head body, wherein the cutter bar structures are in split structures and comprise front end parts and rear end parts, and the front end parts and the rear end parts are spliced through a dovetail groove structure; the upper end surface and the lower end surface of the cutterhead body are provided with an upper outer screw and a lower outer screw which are rotationally pressed on the front end part and can adjust the position of the front end part at positions corresponding to the front end part, and the upper end surface and the lower end surface of the cutterhead body are provided with an upper inner screw and a lower inner screw which are rotationally pressed on the rear end part at positions corresponding to the rear end part; the inner side wall of the cutter head body is provided with an adjusting screw which is clamped on the rear end part and can adjust the position of the cutter bar structure in a telescopic way after being screwed.
Preferably, the dovetail groove structure comprises a dovetail groove arranged on the rear end part and a dovetail part arranged on the front end part and inserted into the dovetail groove from the side card.
Preferably, the cutter head body comprises a fixed disc and a cutter head backseat, and the fixed disc and the cutter head backseat are locked and fixed in a screw connection mode.
Preferably, a plurality of mounting grooves for embedding the cutter bar structure are formed in the cutter head rear seat.
Preferably, the cutter bar structure further comprises a turning tool fixed to the front end portion by a screw.
Preferably, the inner side wall of the fixed disc is provided with a threaded hole for the adjusting screw to be screwed in at the position corresponding to the rear end part, and the adjusting screw comprises a screw rod screwed in the threaded hole and a clamping part arranged at the end part of the screw rod and clamped and inserted on the rear end part; the rear end part is provided with a convex clamping groove for the clamping part to be inserted into from the side surface at the position corresponding to the position of the adjusting screw.
Preferably, the cutter disc structure is arranged on an electric spindle of the numerical control lathe and is used for processing a workpiece on the lathe spindle, and a spindle mounting hole arranged on the electric spindle is arranged on a rear seat of the cutter disc.
Preferably, the number of cutter bar structures is set to not less than 2.
Compared with the prior art, the cutterhead structure has the following beneficial effects: the cutter arbor structure that gathers has many lathe tools on the blade disc body for fixed lathe tool sets up to split structure, including preceding tip, back tip, preceding tip and back tip splice through the dovetail structure simultaneously, convenient assembling, and have movable adjustment space between the dovetail structure, thereby through last outer screw, lower outer screw, go up interior screw, lower interior screw can nimble direction of feed and the feed angle of adjusting the lathe tool, still through the flexible position of feeding of adjusting the lathe tool of adjusting screw, make the blade disc structure can once accomplish the multiple processing procedure after the ordinary cutter processing, shorten process time, save the manpower, and guaranteed concentricity and the finish of processing product, moreover can also carry out high accuracy, high quality processing to the work piece of various shapes, reasonable in design, machining efficiency is high, reduce the manpower input, reduce the processing cost, and application scope is wide.
Drawings
FIG. 1 is a perspective exploded view of an embodiment of a cutterhead structure of a numerically controlled lathe according to the present invention, wherein a cutterhead body is provided with a 12-bar structure, wherein turning tools are not shown;
FIG. 2 is a schematic perspective view of an embodiment of a cutter head structure of a numerically controlled lathe according to the present invention, wherein the cutter head body is provided with 6 cutter bar structures, and the turning tool is not shown;
FIG. 3 is a schematic diagram showing a second perspective view of an embodiment of a cutter head structure of a numerically controlled lathe according to the present invention, wherein a cutter head body is provided with 6 cutter bar structures, and a turning tool is not shown;
fig. 4 is a schematic view of an application state of an embodiment of a cutterhead structure of a numerically controlled lathe mounted on an electric spindle according to the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 4, an embodiment of a cutterhead structure of a numerically controlled lathe is provided, which is provided on an electric spindle 600 of the numerically controlled lathe and processes a workpiece 800 on a lathe spindle 700. The cutter head structure comprises a cutter head body and a plurality of cutter bar structures clamped in the cutter head body, wherein the cutter head body comprises a fixed disc 100 and a cutter head rear seat 200, and the fixed disc 100 and the cutter head rear seat 200 are locked and fixed in a screw connection mode, so that the cutter head structure is compact in structure and firm in connection.
The cutter head rear seat 200 is provided with a plurality of mounting grooves 201, and the cutter bar structure is embedded in the mounting grooves 201. The cutter bar structure is a split structure and comprises a front end part 401 and a rear end part 402, wherein the front end part 401 and the rear end part 402 are spliced through a dovetail groove structure, and the dovetail groove structure comprises a dovetail groove 501 arranged on the rear end part 402 and a dovetail part 502 arranged on the front end part 401 and inserted into the dovetail groove 501 from a side card; dovetail groove 501 may also be provided on forward end 401, with dovetail 502 correspondingly provided on aft end 402. The front end 401 and the rear end 402 are connected in a combined mode through a dovetail groove structure, the connection mode is novel, the assembly is convenient and quick, the connection is achieved through the dovetail groove structure, the connection of the front end 401 and the rear end 402 is completed transversely, the front end 401 and the rear end 402 can slide relatively longitudinally, the relative positions of the front end 401 and the rear end 402 can be finely adjusted, and the structure design is reasonable and practical.
In this embodiment, the cutter bar structure further includes a turning tool 900 fixed to the front end 401 by a screw, and the cutter head back seat 200 is provided with a spindle mounting hole 202 mounted on the electric spindle 600. When the cutter head structure is fixed on the electric spindle 600 through the spindle mounting hole 202, the turning tool 900 on the cutter head structure can process the workpiece 800 on the lathe spindle 700, a plurality of cutter bar structures are arranged on the cutter head body, the number of the cutter bar structures is not less than 2, namely, a plurality of turning tools 900 are gathered on the same cutter head body, the structure of a single cutter of an ordinary lathe is replaced, the processing efficiency is high, the processing cost is low, and the product precision is high.
The upper end face and the lower end face of the cutterhead body are provided with an upper outer screw 301 and a lower outer screw 302 which are rotationally pressed on the front end portion 401 at positions corresponding to the front end portion 401 so as to adjust the position of the front end portion 401, the upper end face and the lower end face of the cutterhead body are provided with an upper inner screw 303 and a lower inner screw 304 which are rotationally pressed on the rear end portion 402 at positions corresponding to the rear end portion 402, and the inner side wall of the cutterhead body is provided with an adjusting screw which is clamped on the rear end portion 402 and can be used for adjusting the position of a cutter bar structure after being screwed. In this embodiment, the inner side wall of the fixing plate 100 is provided with a threaded hole 101 corresponding to the position of the rear end 402 for screwing in an adjusting screw, the adjusting screw comprises a screw rod 305 screwed in the threaded hole 101, and a clamping part 306 arranged at the end of the screw rod 305 and clamped on the rear end 402, and the screw rod 305 and the clamping part 306 are integrally formed. The rear end 402 is provided with a "convex" shaped slot 403 for the insertion of the locking portion 306 from the side, corresponding to the position of the adjusting screw, and when the locking portion 306 is locked in the "convex" shaped slot 403, the locking portion 306 can flexibly rotate in the "convex" shaped slot 403.
When the cutterhead structure is assembled, the upper outer screw 301, the lower outer screw 302, the upper inner screw 303, the lower inner screw 304 and the adjusting screws are respectively screwed into the corresponding hole grooves of the cutterhead body, and the protruding positions of the clamping parts 306 in the adjusting screws are screwed and adjusted at the same time, so that the protruding positions are basically consistent. Then the fixed disc 100 is placed on a tabletop in an inverted mode, the front end 401 and the rear end 402 are spliced through the dovetail groove structure, then the convex clamping grooves 403 of all the spliced cutter bar structures are clamped on the clamping portions 306, then the mounting grooves 201 of the cutter head backseat 200 correspond to all the cutter bar structures, the cutter head backseat 200 is inverted on the fixed disc 100 provided with the cutter bar structures, at the moment, the cutter bar structures are embedded in the mounting grooves 201, finally the cutter head backseat 200 and the fixed disc 100 are locked and fixed by locking screws, and finally the turning tool 900 is fixed on the front end 401 through screws, so that the cutter head structure is assembled.
The cutter head structure is fixed on the electric spindle 600 through the spindle mounting hole 202, and the feeding position and the feeding angle of the turning tool 900 are flexibly adjusted through the upper outer screw 301, the lower outer screw 302, the upper inner screw 303, the lower inner screw 304 and the adjusting screw according to the shape of a product, so that the cutter head structure can finish multiple machining procedures after common cutter machining at one time. Firstly, if the feeding position of the turning tool 900 needs to be adjusted, the adjusting screw can be screwed through the inner hexagonal tool, the adjusting screw is screwed clockwise, and the adjusting screw moves towards the cutter bar structure, so that the cutter bar structure is pushed outwards; the adjusting screw is screwed anticlockwise, and the adjusting screw moves towards the direction of the electric spindle 600, so that the cutter bar structure is pulled into the fixed disc 100, and the position of the cutter bar structure can be adjusted in a front-back telescopic manner through the adjusting screw, namely, the position of the turning tool 900 is adjusted in a front-back telescopic manner, so that the turning tool stretches out and draws back at any one of required positions, different processing requirements of different product shapes are met, the operation is simple, and the adjustment is convenient.
If the feeding angle of the turning tool 900 needs to be adjusted, (at this time, the cutter head structure is fixed on the motorized spindle 600, the cutter bar structure is in a flat state), the upper outer screw 301 and the lower inner screw 304 are screwed, the upper inner screw 303 and the lower outer screw 302 are loosened, and the front end 401 is inclined towards the right (towards the motorized spindle 600); on the contrary, the upper inner screw 303 and the lower outer screw 302 are screwed, the upper outer screw 301 and the lower inner screw 304 are loosened, the front end 401 is inclined leftwards, the structural design is reasonable, the adjustment operation is convenient and quick, and the feeding angle of the turning tool 900 can be flexibly adjusted according to different product shapes.
In summary, in the cutterhead structure of the present invention, a plurality of turning tools 900 are assembled on the cutterhead body, the cutter bar structure for fixing the turning tools 900 is configured as a split structure, and the cutterhead body comprises a front end 401 and a rear end 402, meanwhile, the front end 401 and the rear end 402 are spliced by a dovetail groove structure, the assembly is convenient, and a movable adjusting space is provided between the dovetail groove structures, so that the feeding direction and the feeding angle of the turning tools 900 can be flexibly adjusted through the upper outer screw 301, the lower outer screw 302, the upper inner screw 303 and the lower inner screw 304, and the feeding position of the turning tools 900 can be flexibly adjusted through the adjusting screws, so that the cutterhead structure can complete multiple processing procedures after the processing of common tools at one time, and can process workpieces 800 with different shapes and different high difficulties, high precision and high quality, such as multi-prism balls, multi-prism, diamond, etc., and the products are completely integrated into the life and multiple fields of people, such as microphones, cosmetic boxes, lipstick boxes, tables, decorative ornaments, etc., and the cutterhead structure is good for people, and has wide applicability. In addition, n lathe tools 900 are gathered on the same cutter head body, and the direction and the position can be flexibly adjusted by each cutter bar structure, so that the cutter head structure can finish multiple machining procedures after common cutter machining at one time, the machining time is shortened, the labor is saved, the concentricity and the smoothness of machined products are ensured, the machining efficiency is high, the product precision is high, the quality is stable, the labor input is indirectly reduced, the machining cost is greatly reduced, and the market competitiveness of enterprises is improved.
Therefore, the invention truly realizes a cutter head structure with reasonable design, n lathe tools 900 are converged on the same cutter head body, the direction and the position of each cutter bar structure can be flexibly adjusted, the processing efficiency is high, the application range is wide, and the processed product has good concentricity and finish, and has wide market prospect.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the present invention and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The cutter head structure of the numerical control lathe is characterized by comprising a cutter head body and a plurality of cutter bar structures clamped in the cutter head body, wherein the cutter bar structures are in split structures and comprise front end parts and rear end parts, and the front end parts and the rear end parts are spliced through dovetail groove structures; the upper end face and the lower end face of the cutterhead body are provided with an upper outer screw and a lower outer screw which are rotationally pressed on the front end part and can adjust the position of the front end part at positions corresponding to the front end part, and the upper end face and the lower end face of the cutterhead body are provided with an upper inner screw and a lower inner screw which are rotationally pressed on the rear end part at positions corresponding to the rear end part; the inner side wall of the cutter head body is provided with an adjusting screw which is clamped on the rear end part and can be used for adjusting the position of the cutter bar structure in a telescopic way after being screwed.
2. The cutter head structure of a numerically controlled lathe according to claim 1, wherein the dovetail groove structure comprises a dovetail groove formed in the rear end portion, and a dovetail portion formed in the front end portion and inserted into the dovetail groove from a side card.
3. The cutter head structure of the numerical control lathe according to claim 2, wherein the cutter head body comprises a fixed disc and a cutter head rear seat, and the fixed disc and the cutter head rear seat are locked and fixed in a screw connection mode.
4. A cutterhead structure of a numerically controlled lathe as set forth in claim 3, wherein the cutterhead backseat is provided with a plurality of mounting grooves for embedding the cutter bar structure therein.
5. The cutter head structure of a numerically controlled lathe according to claim 4, wherein the cutter bar structure further comprises a turning tool fixed to the front end portion by a screw.
6. The cutter head structure of a numerically controlled lathe according to claim 5, wherein a threaded hole for screwing an adjusting screw is formed in the inner side wall of the fixed disc at a position corresponding to the rear end part, and the adjusting screw comprises a screw rod screwed in the threaded hole and a clamping part arranged at the end part of the screw rod and clamped and inserted on the rear end part; the rear end part is provided with a convex clamping groove which is used for the clamping part to be inserted into from the side surface in a corresponding position of the adjusting screw.
7. The cutter head structure of the numerical control lathe according to claim 6, wherein the cutter head structure is arranged on an electric spindle of the numerical control lathe and processes a workpiece on the lathe spindle, and a spindle mounting hole arranged on the electric spindle is arranged on the cutter head back seat.
8. The cutterhead structure of a numerically controlled lathe according to claim 7, wherein the number of the cutter bar structures is set to be not less than 2.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910285916.9A CN109848451B (en) | 2019-04-10 | 2019-04-10 | Cutter disc structure of numerical control lathe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910285916.9A CN109848451B (en) | 2019-04-10 | 2019-04-10 | Cutter disc structure of numerical control lathe |
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| CN109848451A CN109848451A (en) | 2019-06-07 |
| CN109848451B true CN109848451B (en) | 2024-02-09 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331165A (en) * | 2019-06-27 | 2020-06-26 | 中山宏润龙森自动化科技有限公司 | Novel multi-cutter-position cutter head structure for lathe |
| CN110202175A (en) * | 2019-07-10 | 2019-09-06 | 邹洪波 | A kind of CNC lathe flying disc and its assembly method |
| CN111558742A (en) * | 2020-04-27 | 2020-08-21 | 台劲(台州)科技有限公司 | Taper flying cutter head |
| CN112959090A (en) * | 2021-01-05 | 2021-06-15 | 邹洪波 | Novel cutter head |
| CN114654014A (en) * | 2022-03-23 | 2022-06-24 | 陈天楠 | Disc cutter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE820665C (en) * | 1948-09-29 | 1951-11-12 | Roar Henry Bergstroem | Block-shaped multiple tool carrier with exchangeable tool holders |
| CN200939506Y (en) * | 2006-04-06 | 2007-08-29 | 伍将机械工业股份有限公司 | Capstan of computerized digital controlled lathe |
| CN201880939U (en) * | 2010-11-29 | 2011-06-29 | 羊立民 | Cutter mounting frame |
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