CN113145874A - Self-meshing type axial multi-cutter-bar power cutter rest - Google Patents
Self-meshing type axial multi-cutter-bar power cutter rest Download PDFInfo
- Publication number
- CN113145874A CN113145874A CN202110522507.3A CN202110522507A CN113145874A CN 113145874 A CN113145874 A CN 113145874A CN 202110522507 A CN202110522507 A CN 202110522507A CN 113145874 A CN113145874 A CN 113145874A
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- ring
- shell
- self
- fixedly connected
- driven gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
- Gear Processing (AREA)
Abstract
The invention discloses a self-meshing type axial multi-cutter-bar power tool rest in the technical field of machining, which comprises a supporting base, wherein a connecting shell is fixedly connected to the supporting base, a power shell is rotatably connected to the outside of the connecting shell, a plurality of rotatable cutting main shafts are distributed on the power shell, driven gears are connected to the cutting main shafts, eccentric wheels are connected to the connecting shell, transmission shafts are rotatably connected to the eccentric wheels, the transmission shafts and the eccentric wheels are eccentrically arranged, driving gears are connected to the transmission shafts, and forward ends of the driving gears are connected with synchronizing rings which can be meshed with any driven gear; the invention reduces energy consumption and is safer and more reliable.
Description
Technical Field
The invention belongs to the technical field of machining, and particularly relates to a self-meshing type axial multi-cutter-bar power cutter rest.
Background
With the development of manufacturing industry and the progress of manufacturing level, the process requirement of part machining is higher, and the required procedures are more complex and diversified, but the traditional tool rest used by a numerical control machine tool can only realize a simple tool changing process through a numerical control program, so that the procedures of milling, grinding, drilling and the like which need to provide cutting power for a tool are difficult to realize in the numerical control automatic machining process. In order to solve the problems and realize a more compound and automatic numerical control machining process, more and more power knife rest products in the market are required to be transported.
When the power tool rest in the prior art is used for machining shaft parts with different curves, such as a screw rod and the like, a cutter for machining the parts is arranged on the cutter chuck, and in the machining process, all the cutter chucks on the tool rest rotate simultaneously, so that the energy consumption is high, and the potential safety hazard is large.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problem of unsafety in the prior art and provides a self-meshing type axial multi-cutter-bar power cutter rest which reduces energy consumption and is safer and more reliable.
The purpose of the invention is realized as follows: the utility model provides a from meshing formula axial multitool pole power knife rest, includes and supports the base, fixedly connected with connects the casing on the support base, connect the casing and rotationally be connected with power shell outward, a plurality of rotatable cutting main shafts of having arranged on the power shell, be connected with driven gear on the cutting main shaft, be connected with the eccentric wheel on the connection casing, rotationally be connected with the transmission shaft on the eccentric wheel, transmission shaft and eccentric wheel eccentric settings, be connected with the driving gear on the transmission shaft, the driving gear one end forward is connected with the synchronizer ring, the synchronizer ring can with arbitrary driven gear meshing.
In the invention, a cutting spindle extending out of the front of a power shell is connected with a cutter chuck for clamping a cutter; when the cutting machine is in work, the power shell rotates, the cutting main shaft to be machined rotates to a position where the corresponding driven gear can be meshed with the synchronous ring, the synchronous ring is meshed with the driven gear in advance, the driven gear is driven by the synchronous ring to rotate in advance, when the driving gear is completely meshed with the driven gear, the power shell stops rotating, the driven gear rotates under the action of the driving gear, when other tools are needed to be machined, the power shell continues to rotate, the driven gear is separated from the driving gear, the position to be machined is fixed, when the next corresponding driven gear is meshed with the driving gear, the cutting main shaft rotates to a set position, and the power shell stops rotating; the invention has simple structure, the driven gear can be driven to rotate under the action of the driving gear only when rotating to a fixed position, and the driven gear can not rotate when not in a set position, thereby reducing energy consumption and being safer and more reliable; the method can be applied to the work of processing screw rods and other shaft parts with different curves.
In order to realize the meshing transmission of the synchronizing ring and the driven gear, the synchronizing ring has elasticity, a plurality of meshing teeth are arranged on the periphery of the synchronizing ring, the meshing teeth correspond to driving teeth on the driving gear one by one, and the outer edges of the meshing teeth exceed the position of the outer edge of the driving gear.
In order to further improve the reliability of the meshing transmission of the synchronizing ring and the driven gear, the synchronizing ring is connected with a plurality of connecting screws, the synchronizing ring is connected with the driving gear through the connecting screws, springs are sleeved on the connecting screws, the rear ends of the springs are in contact with the forward ends of the synchronizing ring, the front ends of the springs are in contact with the front ends of the connecting screws, and the synchronizing ring can move back and forth on the connecting screws; in this design, under the initial condition, synchronizer ring rear side position is at the rear of driven gear front side, when the cutter chuck of treating processing rotates fast to the fixed position of settlement, the elastic meshing tooth that has on the synchronizer ring at first contacts with driven gear, and it is rotatory in advance to drive driven gear, at the in-process of synchronizer ring and driven gear contact, the meshing tooth of synchronizer ring can outwards take place elastic deformation under the profile of driven gear butt-contact power, the synchronizer ring continues to contact with driven gear backward under the effect of spring until synchronizer ring and driven gear complete meshing, driving gear and driven gear complete meshing this moment, realize the driving gear under the condition of high-speed rotation with corresponding driven gear's meshing.
To further prevent tooth hitting at high-speed engagement, the meshing teeth are bent forward in the axial direction of the synchronizer ring.
In order to further realize the rotation of the transmission shaft, the rear end of the supporting base is fixedly connected with a driving motor, and a main shaft of the driving motor is connected with the transmission shaft through a coupler.
In order to further realize the rotation of power shell, the outside fixedly connected with servo motor of connecting the casing lower part, the last worm that is connected with of servo motor, the both ends of worm rotationally connect on connecting the casing, rotationally be connected with on connecting the casing with power shell with the axle center and with worm matched with worm wheel, the worm wheel is connected with power shell.
In order to further improve the rotating stability of the power shell, a support inner ring is fixedly connected in the connecting shell, the inner ring surface of the worm wheel is rotatably connected on the support inner ring, the front end surface of the worm wheel is fixedly connected with a connecting ring, the rear end surface of the power shell is fixedly connected with a rear support cover, and the connecting ring is connected with the rear support cover.
In order to further improve the reliability of the positioning of the power shell, a plurality of positioning holes are distributed on the rear support cover, at least one fixing plate is fixedly connected outside the connecting shell, a positioning cylinder is fixedly connected on the fixing plate, a guide rod capable of performing reciprocating linear movement is connected on the positioning cylinder, a central through hole is formed in the fixing plate, and the guide rod can be inserted into any positioning hole through the central through hole.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a view from a-a in fig. 1.
Fig. 3 is a partially enlarged view of fig. 2 at B.
Fig. 4 is a perspective view of the present invention.
Fig. 5 is a perspective view of the present invention with the connecting housing hidden.
Fig. 6 is a first three-dimensional structure diagram of the present invention with the power housing hidden.
Fig. 7 is a second perspective view of the present invention with the power housing hidden.
The cutting machine comprises a support base 1, a power shell 2, an axial end cover 3, a cutter 4, a cutter chuck 5, a servo motor 6, a rear support cover 7, a fixing plate 8, a positioning cylinder 9, a positioning hole 10, a driving motor 11, a connecting shell 12, a support inner ring 13, a worm 14, a worm wheel 15, a connecting ring 16, a cutter fastening nut 17, a driven gear 18, an eccentric wheel 19, a first axial support bearing 20, a second axial support bearing 21, a transmission shaft 22, a rolling support bearing 23, a driving gear 24, a synchronizing ring 25, meshing teeth 2501, a cutting main shaft 26, a connecting screw 27, a coupling 28 and a spring 29.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 7, a self-meshing axial multi-cutter-bar power tool holder comprises a supporting base 1, a connecting shell 12 is fixedly connected to the supporting base 1, a power shell 2 is rotatably connected to the outside of the connecting shell 12, a plurality of rotatable cutting spindles 26 are arranged on the power shell 2, a plurality of axial end covers 3 corresponding to the cutting spindles 26 one by one are arranged on the front side of the power shell 2, the front portions of the cutting spindles 26 are rotatably connected to the axial end covers 3, a cutter fastening nut 17 is mounted on the inner ring of the supporting end cover of a cutter 4, a driven gear 18 is connected to the cutting spindle 26, an eccentric wheel 19 is connected to the connecting shell 12, a transmission shaft 22 is rotatably connected to the eccentric wheel 19, a driving motor 11 is fixedly connected to the rear end of the supporting base 1, the spindle of the driving motor 11 is connected to the transmission shaft 22 through a coupler 28, and the transmission shaft 22 and the eccentric wheel 19 are eccentrically arranged, the transmission shaft 22 is rotatably installed at an eccentric hole of the eccentric wheel 19 through a rolling support bearing 23, the transmission shaft 22 is connected with a driving gear 24, a forward end of the driving gear 24 is connected with a synchronizing ring 25, and the synchronizing ring 25 can be meshed with any driven gear 18.
In order to further realize the meshing transmission of the synchronizing ring 25 and the driven gear 18, the synchronizing ring 25 has elasticity, a plurality of meshing teeth 2501 are arranged on the periphery of the synchronizing ring 25, the meshing teeth 2501 correspond to driving teeth on the driving gear 24 one by one, the outer edge of the meshing teeth 2501 exceeds the position of the outer edge of the driving gear 24, the synchronizing ring 25 is connected with the driving gear 24 through a connecting screw 27, a spring 29 is sleeved on the connecting screw 27, the rear end of the spring 29 is in contact with the forward end of the synchronizing ring 25, the front end of the spring 29 is in contact with the front end of the connecting screw 27, the synchronizing ring 25 can move back and forth on the connecting screw 27, and the meshing teeth 2501 are bent forward along the axial direction of the synchronizing ring 25.
In order to further realize the rotation of the power shell 2, a servo motor 6 is fixedly connected to the outer side of the lower part of the connecting shell 12, a worm 14 is connected to the servo motor 6, two ends of the worm 14 are rotatably connected to the connecting shell 12, a worm wheel 15 which is coaxial with the power shell 2 and matched with the worm 14 is rotatably connected to the connecting shell 12, the worm wheel 15 is connected to the power shell 2, a supporting inner ring 13 is fixedly connected to the connecting shell 12, the inner ring surface of the worm wheel 15 is rotatably connected to the supporting inner ring 13, a connecting ring 16 is fixedly connected to the front end surface of the worm wheel 15, a rear supporting cover 7 is fixedly connected to the rear end surface of the power shell 2, the connecting ring 16 is connected to the rear supporting cover 7, the tail end of a cutting spindle 26 is rotatably connected to the rear supporting cover 7 through a first axial supporting bearing 20, the front part of the cutting spindle 26 is rotatably connected to the power shell 2 through a second axial supporting bearing 21, the axial end cover 3 is abutted against the front side of the second axial support bearing 21.
In order to further improve the positioning reliability of the power shell 2, a plurality of positioning holes 10 are distributed on the rear support cover 7, at least one fixing plate 8 is fixedly connected outside the connecting shell 12, a positioning cylinder 9 is fixedly connected on the fixing plate 8, a guide rod capable of performing reciprocating linear movement is connected on the positioning cylinder 9, a central through hole is formed in the fixing plate 8, and the guide rod can be inserted into any positioning hole 10 through the central through hole.
In the present invention, a tool chuck 5 for holding a tool 4 is connected to a cutting spindle 26 extending out of the front of a power housing, and the rear side of a synchronizing ring 25 is positioned behind the front side of a driven gear 18 in an initial state; when the tool chuck is in operation, the driving motor 11 is driven to act, the main shaft drives the transmission shaft 22 to rotate through the coupler 28, the transmission shaft 22 drives the driving gear 24 to rotate, the servo motor 6 acts, the worm 14 rotates, the worm 14 drives the worm wheel 15 to rotate, the worm wheel 15 drives the power shell 2 to rotate through the connecting ring 16 and the rear support cover 7, the power shell 2 drives all the cutting main shafts 26 to rotate, when the tool chuck 5 to be machined quickly rotates to a set fixed position, the elastic meshing teeth 2501 on the synchronizing ring 25 are firstly contacted with the driven gear 18 and drive the driven gear 18 to rotate in advance, in the process that the synchronizing ring 25 is contacted with the driven gear 18, the meshing teeth 2501 of the synchronizing ring 25 can be elastically deformed outwards under the tooth profile abutting force of the driven gear 18, the synchronizing ring 25 is backwards continuously contacted with the driven gear 18 under the action of the spring 29 until the synchronizing ring 25 is completely meshed with the driven gear 18, at the moment, the driving gear 24 is completely meshed with the driven gear 18, the driving gear 24 is meshed with the corresponding driven gear 18 under the condition of high-speed rotation, the servo motor 6 stops operating, the positioning cylinder 9 operates simultaneously, the guide rod is inserted into the corresponding positioning hole 10 through the central through hole, the power shell 2 stops rotating, the driven gear 18 drives the corresponding cutting spindle 26 to rotate, and the cutting spindle 26 drives the cutter 4 to rotate corresponding to the cutter chuck 5; when other tools 4 are needed to be used for machining, the action steps are repeated, the upper synchronous ring 25 and the driven gear 18 are separated from the driving gear 24 until the next driven gear 18 is completely meshed with the driving gear 24; the synchronous ring 25 is in contact with the driven gear 18 in advance when the driven gear 18 rotates to a fixed position quickly, the synchronous ring 25 is in elastic deformation in the contact process with the driven gear 18, tooth hitting is avoided, the synchronous ring 25 is in continuous contact with the driven gear 18 under the action of the spring 29 until the synchronous ring 25 is completely meshed with the driven gear 18, at the moment, the driven gear 18 is also completely meshed with the driving gear 24, stable meshing of the driving gear 24 and the driven gear 18 under high-speed operation is realized, when the driven gear 18 is not in a set position, the driven gear 18 cannot rotate, energy consumption is reduced, and the synchronous ring is safer and more reliable; the method can be applied to the work of processing screw rods and other shaft parts with different curves.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts based on the disclosed technical solutions, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (8)
1. The utility model provides a from meshing formula axial multitool pole power knife rest, its characterized in that, includes the support base, fixedly connected with connects the casing on the support base, connect the casing and rotationally be connected with power shell outward, a plurality of rotatable cutting main shafts of having arranged on the power shell, be connected with driven gear on the cutting main shaft, be connected with the eccentric wheel on the connection casing, rotationally be connected with the transmission shaft on the eccentric wheel, transmission shaft and eccentric wheel eccentric arrangement, be connected with the driving gear on the transmission shaft, the driving gear one end forward is connected with the synchronizer ring, the synchronizer ring can mesh with arbitrary driven gear.
2. The self-meshing axial multi-cutter-bar power tool rest according to claim 1, wherein the synchronizing ring is elastic, a plurality of meshing teeth are arranged on the periphery of the synchronizing ring, the meshing teeth correspond to driving teeth on the driving gear one to one, and outer edges of the meshing teeth exceed positions of outer edges of the driving gear.
3. The self-engaging axial multi-tool-bar power tool holder according to claim 2, wherein the synchronizing ring is connected to a plurality of connecting screws, the synchronizing ring is connected to the driving gear through the connecting screws, a spring is sleeved on each connecting screw, the rear end of each spring is in contact with the forward end of the synchronizing ring, the front end of each spring is in contact with the front end of each connecting screw, and the synchronizing ring can move back and forth on the connecting screws.
4. The self-engaging axial multi-bar power tool holder of claim 2 wherein said teeth are curved forwardly along the axis of the synchronizing ring.
5. The self-engaging axial multi-tool-bar power tool holder according to claim 1, wherein a driving motor is fixedly connected to a rear end of the support base, and a main shaft of the driving motor is connected to the transmission shaft through a coupling.
6. The self-meshing axial multi-tool-bar power tool rest according to any one of claims 1 to 5, wherein a servo motor is fixedly connected to the outer side of the lower portion of the connecting shell, a worm is connected to the servo motor, two ends of the worm are rotatably connected to the connecting shell, a worm wheel which is coaxial with the power shell and matched with the worm is rotatably connected to the connecting shell, and the worm wheel is connected with the power shell.
7. The self-engaging axial multi-tool-bar power tool holder according to claim 6, wherein a support inner ring is fixedly connected inside the connecting housing, an inner annular surface of the worm wheel is rotatably connected to the support inner ring, a connecting ring is fixedly connected to a front end surface of the worm wheel, a rear support cover is fixedly connected to a rear end surface of the power housing, and the connecting ring is connected to the rear support cover.
8. The self-engagement type axial multi-tool-bar power tool rest according to any one of claims 1 to 5, wherein a plurality of positioning holes are arranged on the rear support cover, at least one fixing plate is fixedly connected to the outside of the connecting shell, a positioning cylinder is fixedly connected to the fixing plate, a guide rod capable of performing reciprocating linear movement is connected to the positioning cylinder, a central through hole is formed in the fixing plate, and the guide rod can be inserted into any one of the positioning holes through the central through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110522507.3A CN113145874B (en) | 2021-05-13 | 2021-05-13 | Self-meshing axial multi-cutter-bar power cutter rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110522507.3A CN113145874B (en) | 2021-05-13 | 2021-05-13 | Self-meshing axial multi-cutter-bar power cutter rest |
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| CN113145874A true CN113145874A (en) | 2021-07-23 |
| CN113145874B CN113145874B (en) | 2022-11-01 |
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| CN202110522507.3A Active CN113145874B (en) | 2021-05-13 | 2021-05-13 | Self-meshing axial multi-cutter-bar power cutter rest |
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| CN108591367A (en) * | 2018-05-08 | 2018-09-28 | 柳欢 | It is a kind of to synchronize the anti-gear drive for beating tooth |
| CN109630563A (en) * | 2018-12-13 | 2019-04-16 | 安徽江淮汽车集团股份有限公司 | Synchronizer |
| CN110052630A (en) * | 2019-05-08 | 2019-07-26 | 常州亘源数控设备有限公司 | A kind of servo power turret |
| CN110725868A (en) * | 2018-07-16 | 2020-01-24 | 贺尔碧格传动技术控股有限公司 | Synchronization unit for a transmission |
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2021
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|---|---|---|---|---|
| JPH0740110A (en) * | 1993-08-03 | 1995-02-10 | Hitachi Seiki Co Ltd | Index tool rest for nc lathe |
| CN1623048A (en) * | 2002-01-26 | 2005-06-01 | 依纳-谢夫勒两合公司 | Multi-part synchronizing ring of a synchronization device |
| CN200991764Y (en) * | 2006-12-01 | 2007-12-19 | 郭钦辉 | Power servo cutter tier-seat of automatically arbitrarily rotating 360 degree |
| US7395589B1 (en) * | 2007-01-25 | 2008-07-08 | Ching-Hui Kuo | Rotational power servo toolpost |
| JP2009287614A (en) * | 2008-05-27 | 2009-12-10 | Isuzu Motors Ltd | Synchronizing device for parallel shaft gear mechanism type transmission |
| JP2010201528A (en) * | 2009-02-28 | 2010-09-16 | Sawairi Engineering:Kk | Tool rotation drive device for turret |
| CN101749381A (en) * | 2009-03-30 | 2010-06-23 | 石铭正 | Cylinder gear box |
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| JP2014173633A (en) * | 2013-03-07 | 2014-09-22 | Honda Motor Co Ltd | Synchronization device |
| CN108547916A (en) * | 2018-05-08 | 2018-09-18 | 柳欢 | A kind of anti-gear drive for beating tooth |
| CN108591367A (en) * | 2018-05-08 | 2018-09-28 | 柳欢 | It is a kind of to synchronize the anti-gear drive for beating tooth |
| CN110725868A (en) * | 2018-07-16 | 2020-01-24 | 贺尔碧格传动技术控股有限公司 | Synchronization unit for a transmission |
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| Publication number | Publication date |
|---|---|
| CN113145874B (en) | 2022-11-01 |
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