CN206122765U - Novel vertical milling machine based on cycloid revolves and divides - Google Patents

Novel vertical milling machine based on cycloid revolves and divides Download PDF

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Publication number
CN206122765U
CN206122765U CN201621041001.1U CN201621041001U CN206122765U CN 206122765 U CN206122765 U CN 206122765U CN 201621041001 U CN201621041001 U CN 201621041001U CN 206122765 U CN206122765 U CN 206122765U
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China
Prior art keywords
milling
milling cutter
cycloid
workbench
bevel gear
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Withdrawn - After Issue
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CN201621041001.1U
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Chinese (zh)
Inventor
杭鲁滨
皇甫亚波
陆九如
潘颖
黄晓波
沈铖玮
王君
秦伟
李文涛
杨国彬
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Shanghai University of Engineering Science
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Shanghai University of Engineering Science
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Abstract

The utility model relates to a vertical milling machine belongs to the machining field. Novel vertical milling machine based on cycloid revolves and divides, its characterized in that includes lathe bed mechanism, cutter head mechanism and worktable mechenism, contains to revolve to divide processing and two kinds of mode of eccentric milling cutter milling process. Under revolve dividing machining mode, be in rotation and revolution compound movement milling cutter down, the two -dimensional shift of work piece and the vertical motion of cutter head mechanism is waited to process in the cooperation, and formation milling cutter is for the specific movement track who waits to process the work piece, and then accomplish the processing of specific complicated shape part. Eccentric milling cutter milling process mode fixes milling cutter to form eccentric milling cutter in the department of the anticipated position for headstock centre of turning circle, and eccentric milling cutter's spinning motion combines to wait to process the two -dimensional shift of work piece and the vertical motion of cutter head mechanism. The utility model discloses having remain the function of traditional milling machine, having increased a high efficiency and revolved the mode of dividing the specific shape part of cycloid processing, two kinds of modes can freely be switched, have possessed certain commonality.

Description

Novel vertical milling machine based on cycloid rotation point
Technical field
This utility model is related to vertical knee-type milling machine, more particularly to processes two kinds of work with rotational indexing machining and eccentric milling tool The Novel vertical milling machine of pattern.
Background technology
HECNCM is the inevitable development trend in digital control processing field, and cycloid rotary index (rotation point) process technology For one of HECNCM key technology.It is based on the occurring principle of cycloid, the multiple operation in traditional processing, Alternative is interrupted Processing becomes Continuous maching, realizes the Milling Process of high-efficiency and continuous, can be applicable to the cycloidal pin of joint of robot RV decelerators Wheel processing.In view of the advantage of cycloid rotational indexing machining technology, cycloid rotation point technology is invested sight one after another by various countries, and carries out substantial amounts of Research.
At present, cycloid rotational indexing machining technology is mainly possessed by external a few companies, and German and Japan adds to rotation point The application of work method is extensively explored, and has manufactured and designed machining tool.Domestic Nanjing No.2 Machine Tool Plant and Germany WERA companies co-production rotational indexing machining lathe, and only Shanghai and Chongqing Liang Jia enterprises is using dedicated numerical control rotation point machine tooling Part, but the lathe for being used all is that, from German import, cost is higher.And, although present rotational indexing machining lathe can be with Various parts are processed, but great majority are both for cycloid principle and are processed, it is difficult to while realizing rotational indexing machining and general milling The processing mode of knife Milling Process both of which, does not possess versatility.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of Novel vertical milling machine based on cycloid rotation point, solves Existing rotational indexing machining lathe high cost, the defect that working (machining) efficiency is low and processing part is single.
Technical scheme
Novel vertical milling machine based on cycloid rotation point, it is characterised in that:Including milling head mechanism, table mechanism and lathe bed machine Structure;
Milling head mechanism, including milling cutter, and milling cutter free-wheeling system, milling cutter revolution movement and milling cutter around live spindle exist The radial translation mechanism of revolution circle;
Table mechanism, including the three-jaw or chuck of clamping workpiece, three-jaw or chuck are by being arranged on work Rotating mechanism on platform and the on the table planar motion mechanism of planar movement, drive workpiece to translate on the table or Rotate, the workbench is arranged on the base;
Lathe bed mechanism, including base and the column being arranged on base, work platform for placing mechanism on base treats for clamping Processing workpiece, column upper side is fixed with fixed block, and milling head mechanism driving-motor is vertically arranged with fixed block, and milling head mechanism drives The slide block that can be moved up and down is provided with dynamic motor output shaft, riser is fixedly connected with slide block side, the milling head mechanism is fixed On the riser, there is milling cutter milling head mechanism lower section, and the workpiece to clamping on table mechanism is processed.
Further, the milling head mechanism includes the main spindle box being fixed on the riser, and hollow axle is equipped with main spindle box, Hollow axle is nested with and is equipped with solid slim axle, the hollow axle and the solid slim axle can by the motor being each connected drive into Row is independent to be rotated.
The milling cutter free-wheeling system is bevel gear and spline axis mechanism connection milling cutter of the solid slim axle by connection, is made Milling cutter being capable of rotation.
Described solid slim axle one end is equipped with horizontal bevel gear, by horizontal bevel gear and the engaged transmission of vertical bevel gear, Horizontal rotation is converted into into vertically rotation, the vertical bevel gear is arranged on hub splines, and a bullet is provided with hub splines Spring, the spring is arranged on splined shaft, and vertical translating rotation by the bevel gear of two engagements, is again by the splined shaft other end Horizontal rotation, drives milling cutter rotation in the horizontal direction.
The milling cutter is bevel gear and lead screw transmission of the hollow axle by connection in the radial translation mechanism of revolution circle Structure, arranges translator slider in Lead screw transmission structure, and the milling cutter is assemblied in the translator slider realizes milling cutter in bias Move radially on circle.
The milling cutter revolution movement is to be set with circular disk by thrust ball bearing outside the main shaft lower box part outer ring, The circular disk by revoluting motor drive, bracing frame is provided with circular disk, by bracing frame connect circular disk with The Lead screw transmission structure or spline axis mechanism, so as to drive milling cutter around the middle live spindle eccentric rotary of main spindle box.
Support frame as described above includes the transmission front end of connection circular disk and the Lead screw transmission structure and is driven the two of rear end Individual bracing frame, and connect the bracing frame of circular disk and the spline axis mechanism.
Further, setting rotating mechanism on the table includes the work coaxially connected with three-jaw or chuck Platform first bevel gear, and the workbench second bevel gear engagement being vertically arranged, the workbench second bevel gear passes through shaft coupling It is connected with the motor output shaft of workbench level first.
The planar motion mechanism includes the motor of workbench level first and the motor of workbench level second, the workbench The output shaft of the motor of level first and the motor of workbench level second is respectively coupled the workbench, drives workbench in level Face x-axis and y-axis side move up.
Beneficial effect
Novel vertical milling machine of this utility model based on cycloid rotation point technology, remains the function of traditional vertical milling machine, increases Added a kind of milling pattern of highly-efficient processing given shape part, both of which can free switching, process different complicated shapes Part, reduce the cost of equipment, possess certain versatility, it is to avoid the multiple clamping of workpiece to be processed, substantially increase Working (machining) efficiency and machining accuracy, improve the quality of product.
Description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is this utility model A-A (milling head mechanism) sectional view;
Fig. 3 is table mechanism schematic diagram in this utility model.
Wherein:1- milling heads mechanism, the motor of 101- milling heads second, 102- milling head second gears, the motor of 103- milling heads first, 104- milling head first gears, the gear of 105- milling heads the 3rd, 106- hollow axles, 107- milling head thrust ball bearings, 108- revoluting motors, The gear of 109- milling heads the 4th, the gear of 110- milling heads the 5th, 111- milling head 3rd bearing groups, 112- milling head clutch shaft bearing group lower axles Hold, the horizontal bevel gear of 113- milling heads the 3rd, 114- milling head second bearing group lower bearings, the vertical bevel gear of 115- milling heads the 3rd, 116- milling head first level bevel gears, the vertical bevel gear of 117- milling heads first, 118- hub splines, 119- spline fore bearings, Fixed block before the bracing frames of 120- the 3rd, 121- springs, bearing after 122- splines, fixed block after the bracing frames of 123- the 3rd, 124- flowers Key axle, the vertical bevel gear of 125- milling heads second, 126- milling cutters, the bracing frames of 127- the 3rd, the horizontal bevel gear of 128- milling heads second, 129- milling cutters fix lower bearing, 130- cutter spindles, and 131- milling cutters fix upper bearing (metal), 132,133- the first bracing frame bearings, 134- First bracing frame connection fixing block, 135- translator sliders, the bracing frames of 136- first, 137,138- the second bracing frame bearings, 139- Second bracing frame connection fixing block, the bracing frames of 140- second, 141- leading screws, 142- circular disks, 143- main spindle boxes, 144- is solid Thin axle, 145- milling head clutch shaft bearing group upper bearing (metal)s, 146- milling head second bearing group upper bearing (metal)s, the gear of 147- milling heads the 6th, 2- works Table mechanism, 201- three-jaws or chuck, 202- rotating shafts, 203- thrust ball bearings, 204- connection bearings, 205- shaft sleeves, 206- workbench first bevel gears, 207- fixed bins, 208- workbench, 209- workbench the first motor of level, 210- workbench The motor of level second, 211- rotary electric machines, 212- shaft couplings, 213- connecting shafts, 214- socket bearings, 215- shaft sleeves, 216- works Make platform second bevel gear, 3- bases, 4- columns, 5- risers, 6- slide blocks, 7- fixed blocks, 8- milling head mechanism driving-motors.
Specific embodiment
With reference to specific embodiments and the drawings, this utility model is expanded on further.
This utility model is to propose a kind of Novel vertical milling machine based on cycloid rotation point, using nested type shafting, splined shaft The application in milling head mechanism such as system, lead screw transmission, the cooperation of translation and rotation with workbench, remains traditional vertical milling machine Function, solve the unicity that part is processed now with rotation point technology, make to exist using the milling equipment of cycloid rotation point technology There is versatility on processing part, working (machining) efficiency and machining accuracy can be greatly improved, improve the quality of product.
Anticipate as shown in Figure 1, milling machine includes lathe bed mechanism, milling head mechanism 1 and table mechanism 2.
Lathe bed mechanism, including base 3 and setting column 4 on the base 3, work platform for placing mechanism 2, is used on base 3 Clamping workpiece to be processed, the upper side of column 4 is fixed with fixed block 7, and milling head mechanism driving-motor is vertically arranged with fixed block 7 8, the slide block 6 that can be moved up and down is provided with the output shaft of milling head mechanism driving-motor 8, slide block 6 is fixedly connected with riser 5 on side, The milling head mechanism 1 is fixed on the riser 5, and there is milling cutter 126 lower section of milling head mechanism 1, to clamping on table mechanism 2 Workpiece is processed.
Milling head mechanism 1, including milling cutter 126, and milling cutter free-wheeling system, the milling cutter revolution movement around live spindle and milling Radial translation mechanism of the knife in revolution circle.As the sectional view that accompanying drawing 2 amplifies is illustrated.
Milling head mechanism 1 includes the main spindle box 143 being fixed on the riser 5, and in main spindle box 143 hollow axle 106 is equipped with, Hollow axle 106 is nested with and is equipped with solid slim axle 144, and the hollow axle 106 and the solid slim axle 144 can be by being each connected Motor drive carry out independent rotation.Connected by milling head clutch shaft bearing group between main spindle box 143 and hollow axle 106, including milling Head clutch shaft bearing group upper bearing (metal) 145 and milling head clutch shaft bearing group lower bearing 112, pass through between hollow axle 106 and solid slim axle 143 Milling head second bearing group connects, also including milling head second bearing group upper bearing (metal) 146 and milling head second bearing group lower bearing 114, because This, each can independently rotate between three axles.Hollow axle 106 connects the motor of milling head first by milling head first gear 104 103, solid slim axle 144 connects the second motor of milling head 101 by milling head second gear 102.
Milling cutter free-wheeling system is bevel gear and spline axis mechanism connection milling cutter 126 of the solid slim axle 144 by connection, Enable the rotation of milling cutter 126.Described one end of solid slim axle 144 is equipped with milling head first level bevel gear 116, by the water of milling head first Flat bevel gear 116 and the engaged transmission of the vertical bevel gear 117 of milling head first, will be around horizontal axis around vertical axis translating rotation Rotation, the vertical bevel gear 117 of the milling head first is arranged on hub splines 118, and in hub splines 118 spring is provided with 121, the spring 121 is arranged on splined shaft 124, and the other end of splined shaft 124 is again by the bevel gears of two engagements, milling head the Two horizontal bevel gears 128 and the vertical bevel gear 125 of milling head second, are horizontal rotation by vertical translating rotation, drive milling cutter 126 to exist Rotation in horizontal direction.
Milling cutter 126 is milling head threeth level cone of the hollow axle 106 by connection in the radial translation mechanism of revolution circle Gear 113 and the vertical bevel gear 115 of milling head the 3rd and Lead screw transmission structure, arrange translator slider 135, milling cutter on leading screw 141 126 are assemblied in the translator slider 135 and realize that milling cutter 126 is moved radially on off-centre operation.
Milling cutter revolution movement is by milling head thrust ball bearing 107 and milling head the outside the bottom outer ring of the main spindle box 143 Three bearing group 111 are set with circular disk 142, and the circular disk 142 is driven by revoluting motor 108, on circular disk 142 Three bracing frames are provided with, circular disk 142 and the Lead screw transmission structure or spline axis mechanism are connected by bracing frame, so as to Milling cutter 126 is driven around the center of rotation eccentric rotary of main spindle box 143.Three bracing frames respectively connect circular disk 142 with Second bracing frame 140 of the transmission front end of the Lead screw transmission structure and the first bracing frame 136 of transmission rear end, and connection annular 3rd bracing frame 127 of disk 142 and the spline axis mechanism, the 3rd bracing frame 127 adopts " U " matrix formula bracing frame, vertically Piece bypasses Lead screw transmission structure outside and is connected to spline axis mechanism lower section from the lower section of circular disk 142, and horizontal plate is by before spline Fixed block 123 and splined shaft machine after bearing 122, the 3rd bracing frame after fixed block 120 and spline before bearing 119, the 3rd bracing frame Structure connects.
Table mechanism, including the three-jaw or chuck 201 of clamping workpiece, three-jaw or chuck 201 are by arranging Rotating mechanism on workbench 208 and on workbench 208 planar movement planar motion mechanism, drive workpiece in work Make to translate on platform 208 or rotate, the workbench 208 is arranged on the base 3.Anticipate as shown in Figure 3.
The rotating mechanism for arranging on the table includes that the workbench first coaxially connected with three-jaw or chuck 201 is bored Gear 206, and the workbench second bevel gear 216 being vertically arranged engages, centre is connected with thrust ball bearing 203, the work Platform second bevel gear 216 is connected by shaft coupling 212 with the output shaft of horizontally disposed rotary electric machine 211 on workbench.
The planar motion mechanism includes the first motor of workbench level 209 and the second motor of workbench level 210, described The output shaft of the first motor of workbench level 209 and the second motor of workbench level 210 is respectively coupled the workbench 208, The first motor of workbench level 209 and the second motor of workbench level 210 are arranged in a mutually vertical manner, and drive workbench 208 in level Face x-axis and y-axis side move up.
Novel vertical milling machine based on cycloid rotation point of the present utility model has rotational indexing machining and eccentric milling tool processing Two kinds of mode of operations.Under rotational indexing machining pattern, the milling cutter under rotation and revolution compound motion coordinates the two of workpiece to be processed Dimension translation and the vertical motion of milling head mechanism, form special exercise track of the milling cutter relative to workpiece to be processed, and then complete spy Determine the processing of complicated shape part;Eccentric milling tool cooked mode is that milling cutter is fixed on relative to the main spindle box centre of gyration Form eccentric milling cutter at desired location, the spinning motion of eccentric milling cutter combines the two-dimension translational of workpiece to be processed and milling head mechanism Vertical motion, is equivalent to traditional Milling Process pattern.This utility model remains the function of traditional milling machine, increased a kind of efficient The pattern of rotation point machining of cycloid given shape part, both of which can free switching.
The technical scheme of the application compared with prior art, with advantages below:
1. the unicity that part is processed using rotation point technology is solved, possesses certain versatility.
2. the revolution electricity being arranged in milling head mechanism can be adjusted directly in real work in the technical scheme of the application On machine and table mechanism the rotating speed of electric rotating machine when between the main spindle box centre of gyration and workpiece to be processed rotation axiss away from From, and then part of different shapes is processed, improve working (machining) efficiency.
3. the multiple clamping of workpiece can be avoided, working (machining) efficiency and machining accuracy is improve, the quality of product is improved.
4. in the vertical knee-type milling machine of the application eccentric milling tool mode equivalent in the Milling Process pattern of traditional vertical milling machine, Efficient rotary point cooked mode is increased again, and both of which can free switching.
5. nested type shafting mechanism is adopted, wire intertwist is solved the problems, such as, is more convenient when actually used, safety is higher.

Claims (9)

1. the Novel vertical milling machine for being divided based on cycloid rotation, it is characterised in that:Including milling head mechanism, table mechanism and lathe bed machine Structure;
Milling head mechanism, including milling cutter, and milling cutter free-wheeling system, around live spindle milling cutter revolution movement and milling cutter revolution Round radial translation mechanism;
Table mechanism, including the three-jaw or chuck of clamping workpiece, three-jaw or chuck are by arranging on the table Rotating mechanism and on the table planar movement planar motion mechanism, drive workpiece translate on the table or turn Dynamic, the workbench is arranged on base;
Lathe bed mechanism, including base and the column being arranged on base, work platform for placing mechanism on base is to be processed for clamping Workpiece, column upper side is fixed with fixed block, and milling head mechanism driving-motor is vertically arranged with fixed block, and milling head mechanism drives The slide block that can be moved up and down is provided with motor output shaft, riser is fixedly connected with slide block side, the milling head mechanism is fixed on On the riser, there is milling cutter milling head mechanism lower section, and the workpiece to clamping on table mechanism is processed.
It is 2. as claimed in claim 1 that the Novel vertical milling machine for dividing is revolved based on cycloid, it is characterised in that:The milling head mechanism includes The main spindle box being fixed on the riser, is equipped with hollow axle in main spindle box, hollow axle is nested with and is equipped with solid slim axle, described Hollow axle can be driven by the motor being each connected with the solid slim axle and carry out independent rotation.
It is 3. as claimed in claim 2 that the Novel vertical milling machine for dividing is revolved based on cycloid, it is characterised in that:Milling cutter free-wheeling system is institute Bevel gear and spline axis mechanism connection milling cutter of the solid slim axle by connection is stated, milling cutter rotation is enable.
It is 4. as claimed in claim 3 that the Novel vertical milling machine for dividing is revolved based on cycloid, it is characterised in that:Described solid slim axle one end Equipped with horizontal bevel gear, by horizontal bevel gear and the engaged transmission of vertical bevel gear, horizontal rotation is converted into into vertically rotation, The vertical bevel gear is arranged on hub splines, and a spring is provided with hub splines, and the spring is arranged on splined shaft, Vertical translating rotation is again horizontal rotation by the bevel gear of two engagements by the splined shaft other end, drives milling cutter in level side Rotation upwards.
It is 5. as claimed in claim 2 that the Novel vertical milling machine for dividing is revolved based on cycloid, it is characterised in that:The milling cutter is in revolution circle Radial translation mechanism be the hollow axle by connection bevel gear and Lead screw transmission structure, arrange in Lead screw transmission structure Translator slider, the milling cutter is assemblied in the translator slider and realizes that milling cutter is moved radially on off-centre operation.
It is 6. as claimed in claim 2 that the Novel vertical milling machine for dividing is revolved based on cycloid, it is characterised in that:The milling cutter revolution movement It is that circular disk is set with by thrust ball bearing outside the main shaft lower box part outer ring, the circular disk is by revoluting motor band It is dynamic, bracing frame is provided with circular disk, circular disk and Lead screw transmission structure or spline axis mechanism are connected by bracing frame, So as to drive milling cutter around the middle live spindle eccentric rotary of main spindle box.
It is 7. as claimed in claim 6 that the Novel vertical milling machine for dividing is revolved based on cycloid, it is characterised in that:Support frame as described above includes dividing Not Lian Jie circular disk and the Lead screw transmission structure transmission front end and two bracing frames of transmission rear end, and connection is annular The bracing frame of disk and the spline axis mechanism.
8. the Novel vertical milling machine for dividing is revolved based on cycloid as described in one of claim 1 to 7, it is characterised in that:The setting Rotating mechanism on the table includes the workbench first bevel gear coaxially connected with three-jaw or chuck, and is vertically arranged The engagement of workbench second bevel gear, the workbench second bevel gear is by horizontally disposed rotation on shaft coupling and workbench Motor output shaft is connected.
9. the Novel vertical milling machine for dividing is revolved based on cycloid as described in one of claim 1 to 7, it is characterised in that:The plane Motion includes the motor of workbench level first and the motor of workbench level second, the motor of workbench level first and work The output shaft for making the motor of platform level second is respectively coupled the workbench, and driving workbench is in horizontal plane x-axis and y-axis direction It is mobile.
CN201621041001.1U 2016-09-07 2016-09-07 Novel vertical milling machine based on cycloid revolves and divides Withdrawn - After Issue CN206122765U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106424867A (en) * 2016-09-07 2017-02-22 上海工程技术大学 Cycloid rotational indexing-based novel vertical milling machine
CN109648411A (en) * 2019-01-22 2019-04-19 马鞍山市粤美金属制品科技实业有限公司 A kind of rotating disc type bearing machining inner ring equipment for grinding and method for grinding
CN110293381A (en) * 2019-07-04 2019-10-01 张习先 The Gear Shaping technique of gear
CN111570880A (en) * 2020-05-11 2020-08-25 海盐县法兰厂 High-strength wear-resistant neck flange processing equipment and processing method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106424867A (en) * 2016-09-07 2017-02-22 上海工程技术大学 Cycloid rotational indexing-based novel vertical milling machine
CN106424867B (en) * 2016-09-07 2018-06-22 上海工程技术大学 Novel vertical milling machine based on cycloid rotation point
CN109648411A (en) * 2019-01-22 2019-04-19 马鞍山市粤美金属制品科技实业有限公司 A kind of rotating disc type bearing machining inner ring equipment for grinding and method for grinding
CN110293381A (en) * 2019-07-04 2019-10-01 张习先 The Gear Shaping technique of gear
CN110293381B (en) * 2019-07-04 2021-04-20 轻工业西安机械设计研究院有限公司 Gear shaping processing technology of gear
CN111570880A (en) * 2020-05-11 2020-08-25 海盐县法兰厂 High-strength wear-resistant neck flange processing equipment and processing method

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