CN111975061B

CN111975061B - Double-milling-head numerically controlled milling machine capable of being synchronously or asynchronously regulated

Info

Publication number: CN111975061B
Application number: CN202010678003.6A
Authority: CN
Inventors: 黄朋飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-12-31
Anticipated expiration: 2040-07-14
Also published as: CN111975061A

Abstract

The invention relates to the technical field of machine tools and discloses a double-milling-head numerically controlled milling machine capable of being regulated synchronously or asynchronously, which comprises a base, wherein a track groove is fixedly arranged in the middle of the top of the base, a moving table is arranged in the middle of the track groove, threaded rings are fixedly arranged at two ends of the moving table, screw rods are connected to the middle parts of the two threaded rings in a threaded manner, and servo motor tables are fixedly arranged on the front surfaces of the two screw rods. This but two milling head numerically controlled fraise machine of synchronous or asynchronous regulation and control, through being provided with laser positioning transmitter, fixing device reaches the accurate fixed effectual purpose in location with locating plate etc., utilizes laser positioning transmitter and laser positioning receiver cooperation work, and the position of machined part on the dish is placed in preliminary definite, utilizes two locating plate adjustments afterwards, and extrusion block, rubber slab are under the cooperation of bearing this moment, can realize fixed rotation simultaneously, have made things convenient for the processing of equipment greatly.

Description

Double-milling-head numerically controlled milling machine capable of being synchronously or asynchronously regulated

Technical Field

The invention relates to the technical field of machine tools, in particular to a double-milling-head numerical control milling machine capable of being regulated and controlled synchronously or asynchronously.

Background

The milling machine mainly refers to a machine tool for processing various surfaces of a workpiece by using a milling cutter, generally, the milling cutter mainly moves by rotating, the movement of the workpiece and the milling cutter is feeding movement, and the milling machine can process planes, grooves, various curved surfaces, gears and the like; the milling machine is a machine tool for milling a workpiece by using a milling cutter, can mill planes, grooves, gear teeth, threads and spline shafts, can also process relatively complex molded surfaces, has higher efficiency than the milling machine, and is widely applied to mechanical manufacturing and repairing departments.

The milling machine is a machine tool with wide application, and planes (horizontal planes and vertical planes), grooves (key grooves, T-shaped grooves, dovetail grooves and the like), tooth dividing parts (gears, spline shafts and chain wheels), spiral surfaces (threads and spiral grooves) and various curved surfaces can be processed on the milling machine; in addition, the device can also be used for processing the surface and the inner hole of the revolving body, cutting off the revolving body, and the like; when the milling machine works, a workpiece is arranged on a workbench or an accessory such as an indexing head, the milling cutter rotates into main motion, the feeding motion of the workbench or the milling head is assisted, the workpiece can obtain a required processing surface, the milling machine has high productivity because of multi-edge intermittent cutting, and the milling machine can simply carry out milling, drilling and boring processing on the workpiece.

In order to improve the working efficiency, people develop a double-milling-head numerical control machine tool, and through the control of a program, the synchronous or asynchronous work of the milling head can be realized, thereby greatly facilitating the processing of products, but the double-milling-head numerical control machine tool capable of being synchronously or asynchronously regulated and controlled still has some problems when in use: the former equipment simply utilizes the movement of the equipment, and simultaneously realizes the positioning of the machined part according to the scale value displayed by the numerical control machine, the means has errors, in addition, the subsequent direction conversion processing also needs to be positioned again, the operation is troublesome, and the working efficiency is low.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the double-milling-head numerically controlled milling machine capable of being regulated and controlled synchronously or asynchronously, which has the advantages of good positioning and accurate fixing effects, good cutter storage effects and high working efficiency, and solves the problems provided by the technical background.

The invention provides the following technical scheme: a double-milling-head numerical control milling machine capable of being regulated synchronously or asynchronously comprises a base, wherein a track groove is fixedly arranged in the middle of the top of the base, a moving platform is placed in the middle of the track groove, threaded rings are fixedly mounted at two ends of the moving platform, lead screws are connected in threaded connection with the middle parts of the two threaded rings, a servo motor table is fixedly mounted on the front surfaces of the two lead screws, a rotating oil cylinder is fixedly mounted at the top of the moving platform, a first hydraulic cylinder is fixedly mounted at the top of the rotating oil cylinder, a placing disc is fixedly mounted at the top of the first hydraulic cylinder, a top table is fixedly mounted at the periphery of the top of the moving platform, three fixing devices are fixedly mounted in the middle of the bottom of the top table, laser positioning receivers are fixedly mounted in the middle parts of two sides of the top table, positioning tables are fixedly mounted at two ends of the front of the base, and three hydraulic rods are fixedly mounted at the upper ends of the inner sides of the two positioning tables, and the tops of the two positioning tables are fixedly provided with laser positioning transmitters, and the inner sides of the two three-cylinder hydraulic rods are fixedly provided with positioning plates.

Carefully, the equal fixed mounting in both sides of base top middle section has the cutter head base, two the equal fixed mounting in top of cutter head base has the shifter, two the equal fixed mounting in inboard upper end of shifter has the processor, the right-hand member fixed mounting at the base top back has the control cabinet.

Carefully, the back fixed mounting at base top has the tool magazine frame, the middle part fixed mounting at tool magazine frame top has the cardboard, the middle part fixed mounting of cardboard has the rotary disk, the top fixed mounting of rotary disk has the cutter cardboard, the top fixed joint of cardboard has sealed lid, the top fixed mounting of sealed lid has the dust extraction pipe, the one end fixedly connected with air extractor of dust extraction pipe.

Carefully, fixing device is including the extrusion hydraulic stem, the bottom fixed mounting of extrusion hydraulic stem has the bearing, the lower extreme fixed mounting of bearing has the extrusion piece, the bottom fixed mounting of extrusion piece has the rubber slab, the top fixed mounting of extrusion hydraulic stem is in the bottom at top bench top.

Carefully selecting, the extrusion hydraulic rod is fixedly installed at one third of the top of the bearing, the extrusion block is fixedly installed at one third of the bottom of the bearing, and the spring buffer block is filled in the middle of the inside of the bearing.

The sealing cover is made of transparent toughened glass, air holes are formed in the surface of the sealing cover, and the sealing cover is composed of a tool magazine plate and a tool magazine cylinder.

Carefully selecting, the left side and the right side of the upper end of the mobile station are both fixedly provided with dust shielding plates, the two dust shielding plates are respectively wrapped on the peripheries of the two screw rods,

carefully, laser positioning transmitter and laser positioning receiver all are in same horizontal plane, laser positioning transmitter aligns with the servo motor platform each other when the mobile station contacts with the servo motor platform.

The fine selection, the top platform comprises four support columns and a top cover, the distance between the two support columns is larger than the width of the positioning platform and the width of the milling head base, and the height of the positioning plate and the height of the processing device are both smaller than the height of the bottom of the top cover.

And carefully selecting, wherein the length value of the track groove is four fifths of the width value of the base, the sum of the width values of the positioning table, the milling head base and the distance between the positioning table and the milling head base is three fifths of the base, and the excess length values of the track groove are equally distributed at the two ends of the base.

Compared with the prior art, the invention has the following beneficial effects:

1. this but two milling head numerically controlled fraise machine of synchronous or asynchronous regulation and control, through being provided with the laser positioning transmitter, fixing device reaches the accurate fixed effectual purpose in location with locating plate etc., utilize laser positioning transmitter and laser positioning receiver cooperation work, the position of machined part on the dish is placed in the preliminary determination, utilize two locating plate adjustments afterwards, when accomplishing the location, fixing device then carries out the rigidity to the machined part top, fix a position fixedly and can carry out subsequent processing when accomplishing, when the machined part needs to rotate, the extrusion piece this moment, the rubber slab is under the cooperation of bearing, can realize fixed rotation simultaneously, the processing of equipment has been made things convenient for greatly.

2. This two cutter head numerically controlled fraise machine that can regulate and control synchronously or asynchronously, through being provided with the air exhauster, reach the cutter such as rotary disk and cutter cardboard and deposit effectual purpose, place it in the cutter cardboard when the cutter does not use, recycle sealed lid afterwards and cover, the storage and the follow-up use of cutter have been made things convenient for, the cutter after the processing was used can be stained with dust and iron fillings with the cutter surface of placing for a long time inevitablely, utilize the air exhauster to extract to the inside of relative seal this moment, cooperate the top spin carousel simultaneously, can guarantee the abundant processing of iron fillings and dust, make cutter and cutter deposit the environment all cleaner, make things convenient for subsequent use and processing greatly.

3. This but two milling head numerically controlled fraise machine of synchronous or asynchronous regulation and control, through being provided with the lead screw, the purpose that rotation hydro-cylinder and top platform etc. reach work efficiency height, utilize the removal of the whole mobile station of lead screw control, top platform all sets up at the mobile station top with fixing device simultaneously, the mobile station is regional, top platform is regional and the regional structure of lead screw, the synchronous cooperation work of three, can once only accomplish except that processing is polished all steps, the round trip position change of machined part has been reduced, work efficiency has been improved to the utmost.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the backside of the inventive structure;

FIG. 3 is a schematic side view of the structure of the present invention;

FIG. 4 is a schematic top view of the structure of the present invention;

FIG. 5 is a schematic diagram of the positions of the lead screw, the top stage and the moving stage according to the present invention;

FIG. 6 is a schematic view of a knife holder and a sealing cover according to the present invention;

FIG. 7 is a schematic view of a structural fixing device of the present invention.

In the figure: 1. a base; 2. a track groove; 3. a mobile station; 4. a threaded ring; 5. a screw rod; 6. rotating the oil cylinder; 7. a first hydraulic cylinder; 8. placing a tray; 9. a top stage; 10. a fixing device; 101. extruding the hydraulic rod; 102. a bearing; 103. extruding the block; 104. a rubber plate; 11. a laser positioning receiver; 12. a positioning table; 13. a laser positioning transmitter; 14. a three-cylinder hydraulic rod; 15. positioning a plate; 16. a milling head base; 17. a mover; 18. a processor; 19. a console; 20. a tool magazine rack; 21. clamping a plate; 22. rotating the disc; 23. a cutter clamping plate; 24. a sealing cover; 25. a dust extraction pipe; 26. an air extractor; 27. a servo motor stage.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1-7, a double milling head numerically controlled milling machine capable of synchronous or asynchronous regulation comprises a base 1, a track groove 2 is fixedly installed in the middle of the top of the base 1, a mobile station 3 is placed in the middle of the track groove 2, threaded rings 4 are fixedly installed at both ends of the mobile station 3, lead screws 5 are respectively in threaded connection with the middle of the two threaded rings 4, servo motor platforms 27 are respectively and fixedly installed on the front surfaces of the two lead screws 5, a rotating oil cylinder 6 is fixedly installed on the top of the mobile station 3, a first hydraulic cylinder 7 is fixedly installed on the top of the rotating oil cylinder 6, a placing plate 8 is fixedly installed on the top of the first hydraulic cylinder 7, a top platform 9 is fixedly installed on the periphery of the top of the mobile station 3, three fixing devices 10 are fixedly installed in the middle of the bottom of the top platform 9, laser positioning receivers 11 are respectively and fixedly installed in the middle of both sides of the top platform 9, positioning platforms 12 are respectively and fixedly installed at both ends of the front surface of the base 1, the equal fixed mounting in upper end of two location platforms 12 inboards has three-cylinder hydraulic stem 14, and the equal fixed mounting in top of two location platforms 12 has laser positioning transmitter 13, and what laser positioning transmitter 13 and laser positioning receiver 11 all adopted is the famous hall brand product of hat, mainly is that laser transmitter and sensing receiver combine to form, and the equal fixed mounting in inboard of two three-cylinder hydraulic stem 14 has locating plate 15.

Wherein, the equal fixed mounting in both sides of base 1 top middle section has cutter head base 16, the equal fixed mounting in top of two cutter head base 16 has shifter 17, the equal fixed mounting in upper end of two shifter 17 inboards has processor 18, the right-hand member fixed mounting at the base 1 top back has control cabinet 19, this structure is mainly cutter machining region, the good article of pre-positioning comes to this region under the help of mobile station 3, shifter 17 promotes processor 18 and is close to with the article afterwards, afterwards under the control of procedure, accomplish corresponding processing step.

Wherein, the back fixed mounting at base 1 top has tool magazine frame 20, the middle part fixed mounting at tool magazine frame 20 top has cardboard 21, the middle part fixed mounting of cardboard 21 has rotary disk 22, rotary disk 22's top fixed mounting has cutter cardboard 23, the top fixed clamping of cardboard 21 has sealed lid 24, the top fixed mounting of sealed lid 24 has the dust extraction pipe 25, the one end fixedly connected with air extractor 26 of dust extraction pipe 25, what air extractor 26 adopted is jie nuo brand industry dust catcher, it can place to be provided with cutter cardboard 23 mainly to guarantee that the cutter of processing can have the place, corresponding sealing region is placed with it to the influence of the adhesion of dust and iron fillings, reuse air extractor 26 work afterwards, can handle the metal iron fillings of adhesion on the inside dust and the cutter before and, guarantee the neatness of cutter, subsequent use has been made things convenient for greatly.

Wherein, fixing device 10 is including extrusion hydraulic stem 101, extrusion hydraulic stem 101's bottom fixed mounting has bearing 102, bearing 102's lower extreme fixed mounting has extrusion piece 103, extrusion piece 103's bottom fixed mounting has rubber slab 104, extrusion hydraulic stem 101's top fixed mounting is in the bottom at top platform 9 top, in order to guarantee the effective processing of article, carry out the rigidity through being provided with fixing device 10 at its top, guarantee to process the unchangeable of article position, preceding location is in accurate state all the time, be provided with the rotation processing that bearing 102 can cooperate follow-up article, under the accurate not loose condition in assurance location, realize the position change of article, the accuracy of location has been guaranteed to the utmost, the adjustment in later stage has also been reduced simultaneously, and the work efficiency is improved.

Wherein, the one-third fixed mounting at bearing 102 top has extrusion hydraulic stem 101, and the one-third fixed mounting of bearing 102 bottom has extrusion piece 103, the inside middle part of bearing 102 is filled with spring buffer block, bearing 102 is the connection effect to extrusion hydraulic stem 101 and extrusion piece 103, extrusion hydraulic stem 101 is fixed as required under the normal condition can, when the overstock is fixed mistake appearing, bearing 102 inner structure position appears changing, it can play certain guard action to be provided with spring buffer block this moment, can give the time of some reactions of operating personnel, reduce the damage of equipment in the at utmost.

Wherein, sealed lid 24 is transparent toughened glass, set to this material structure, both made things convenient for the observation of inside cutter, toughened glass hardness is high simultaneously, the protection is effectual, and sealed lid 24's surface is seted up there is the gas pocket, when air extractor 26 extracts inside metal iron fillings and dust, the gas pocket can in time supply the air this moment, avoid the accident to appear, sealed lid 24 comprises a tool magazine board and a tool magazine section of thick bamboo, the tool magazine board rotates under rotary disk 22's effect, a tool magazine section of thick bamboo then is responsible for the joint cutter.

Wherein, the equal fixed mounting in the left and right sides of 3 upper ends of mobile station has the dust board that hides, and two dust boards wrap up respectively in the periphery of two lead screws 5, place the article on the dish 8 and process in 18 regional processing of processor, often can appear the condition that iron fillings fall near, through being provided with the dust board that hides, can prevent iron fillings joint in lead screw 5, avoid influencing the displacement of mobile station 3

Wherein, laser positioning transmitter 13 and laser positioning receiver 11 are all at same horizontal plane, laser positioning transmitter 13 aligns mutually with servo motor platform 27 when mobile station 3 contacts with servo motor platform 27, utilize laser positioning transmitter 13 and laser positioning receiver 11's cooperation to use, the high effectual precision, with this the middle part that realizes placing dish 8 and locating plate 15 aligns, reuse fixing device 10 descend fixed afterwards can, subsequent processing has been made things convenient for greatly.

Wherein, top platform 9 comprises four support columns and top cap, and the interval of two bracing pieces in the side is greater than the width value of location platform 12 and the width value of cutter head base 16, and the height value of locating plate 15 and the height value of processor 18 all are less than top cap bottom height value, set the height and the width of top platform 9 to this pattern, make things convenient for the location and the processing of equipment to the article mainly, avoid appearing the collision of equipment, guarantee the purpose that the work effect is good and the use is stable in the at utmost.

Wherein, the length value of track groove 2 is located four fifths of base 1 width value, the sum of the width values of location platform 12 and cutter head base 16 and interval is three fifths of base 1, track groove 2 is more than length value and equally divides at the both ends of base 1, movable table 3 can be smooth completion location and processing under the help of track groove 2, the unnecessary region in both ends simultaneously, the front has both made things convenient for the article to place and has placed on placing the dish 8, the back then is the observation of the convenient processing article and the change of cutter.

The working principle is as follows: when the device is used, a processed product is placed on the placing disc 8, the position of the mobile platform 3 is changed by the lead screw 5, so that the laser positioning receiver 11 and the laser positioning transmitter 13 work correspondingly, the laser is positioned in the middle of the processed object, the two three-cylinder hydraulic rods 14 are used for simple position adjustment, the extrusion hydraulic rod 101 in the middle of the top platform 9 descends, the top of the processed object is fixed by the rubber plate 104, after positioning and fixing are completed, the lead screw 5 drives the mobile platform 3 to come to the region of the processor 18, the program controls the movement of the shifter 17 and the processing of the processor 18, the rotating oil cylinder 6 and the first hydraulic cylinder 7 rotate and ascend and descend in a matched mode, the extrusion hydraulic rod 101 at the top is used for realizing the synchronization of fixing and rotating under the help of the bearing 102, and after the processing of the object is completed, the lead screw 5 is controlled to move the mobile platform 3 to the front side, move fixing device 10 up afterwards, take off the machined part can, if when equipment did not use for a long time, operating personnel can take off the joint on cutter cardboard 23 with the cutter, cover sealed lid 24 afterwards, utilize air extractor 26 to extract its inside dust and iron fillings, guarantee that it is clean.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Also 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 and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention. In the drawings of the present invention, the filling pattern is only for distinguishing the layers, and is not limited to any other way.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but two milling head numerically controlled fraise machine of synchronous or asynchronous regulation and control, includes base (1), its characterized in that: the middle part of the top of the base (1) is fixedly provided with a track groove (2), the middle part of the track groove (2) is provided with a mobile station (3), both ends of the mobile station (3) are fixedly provided with thread rings (4), the middle parts of the two thread rings (4) are in threaded connection with lead screws (5), the front surfaces of the two lead screws (5) are fixedly provided with servo motor platforms (27), the top of the mobile station (3) is fixedly provided with a rotating oil cylinder (6), the top of the rotating oil cylinder (6) is fixedly provided with a first hydraulic cylinder (7), the top of the first hydraulic cylinder (7) is fixedly provided with a placing disc (8), the periphery of the top of the mobile station (3) is fixedly provided with a top platform (9), the middle part of the bottom of the top platform (9) is fixedly provided with three fixing devices (10), and the middle parts of both sides of the top platform (9) are fixedly provided with laser positioning receivers (11), positioning tables (12) are fixedly mounted at two ends of the front surface of the base (1), three-cylinder hydraulic rods (14) are fixedly mounted at the upper ends of the inner sides of the two positioning tables (12), laser positioning emitters (13) are fixedly mounted at the tops of the two positioning tables (12), and positioning plates (15) are fixedly mounted at the inner sides of the two three-cylinder hydraulic rods (14);

a tool magazine rack (20) is fixedly mounted on the back of the top of the base (1), a clamping plate (21) is fixedly mounted in the middle of the top of the tool magazine rack (20), a rotating disc (22) is fixedly mounted in the middle of the clamping plate (21), a tool clamping plate (23) is fixedly mounted on the top of the rotating disc (22), a sealing cover (24) is fixedly clamped on the top of the clamping plate (21), a dust pumping pipe (25) is fixedly mounted on the top of the sealing cover (24), and an air extractor (26) is fixedly connected to one end of the dust pumping pipe (25);

the sealing cover (24) is made of transparent toughened glass, air holes are formed in the surface of the sealing cover (24), and the sealing cover (24) is composed of a tool magazine plate and a tool magazine cylinder.

2. The double-milling-head numerically controlled milling machine capable of being regulated and controlled synchronously or asynchronously according to claim 1, wherein: the milling head is characterized in that a milling head base (16) and two movers (17) are fixedly mounted on two sides of the middle section of the top of the base (1) respectively, a machining device (18) is fixedly mounted on the upper end of the inner side of the movers (17), and a control console (19) is fixedly mounted on the right end of the back of the top of the base (1).

3. The double-milling-head numerically controlled milling machine capable of being regulated and controlled synchronously or asynchronously according to claim 1, wherein: fixing device (10) is including extrusion hydraulic stem (101), the bottom fixed mounting of extrusion hydraulic stem (101) has bearing (102), the lower extreme fixed mounting of bearing (102) has extrusion piece (103), the bottom fixed mounting of extrusion piece (103) has rubber slab (104), the bottom at top platform (9) top fixed mounting of extrusion hydraulic stem (101).

4. A double-milling-head numerically controlled milling machine capable of being regulated synchronously or asynchronously according to claim 3, wherein: an extrusion hydraulic rod (101) is fixedly mounted on one third of the top of the bearing (102), an extrusion block (103) is fixedly mounted on one third of the bottom of the bearing (102), and a spring buffer block is filled in the middle of the inside of the bearing (102).

5. The double-milling-head numerically controlled milling machine capable of being regulated and controlled synchronously or asynchronously according to claim 1, wherein: dust shielding plates are fixedly mounted on the left side and the right side of the upper end of the mobile station (3), and the two dust shielding plates are wrapped on the peripheries of the two screw rods (5) respectively.

6. The double-milling-head numerically controlled milling machine capable of being regulated and controlled synchronously or asynchronously according to claim 1, wherein: the laser positioning transmitter (13) and the laser positioning receiver (11) are both on the same horizontal plane, and the laser positioning transmitter (13) and the servo motor table (27) are aligned with each other when the mobile station (3) is in contact with the servo motor table (27).

7. The double-milling-head numerically controlled milling machine capable of being regulated and controlled synchronously or asynchronously according to claim 1, wherein: the top platform (9) is composed of four supporting columns and a top cover, the distance between the two supporting columns is larger than the width of the positioning platform (12) and the width of the milling head base (16), and the height of the positioning plate (15) and the height of the processing device (18) are both smaller than the height of the bottom of the top cover.

8. The double-milling-head numerically controlled milling machine capable of being regulated and controlled synchronously or asynchronously according to claim 1, wherein: the length value of the track groove (2) is four fifths of the width value of the base (1), and the distance between the positioning table (12) and the milling head base (16) is three fifths of the width value of the base (1).