CN217617973U

CN217617973U - End milling rotating structure and numerical control end milling machine

Info

Publication number: CN217617973U
Application number: CN202222028176.0U
Authority: CN
Inventors: 王文金
Original assignee: Guangdong Foshan Yuansen Cnc Equipment Co ltd
Current assignee: Guangdong Foshan Yuansen Cnc Equipment Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-10-21
Anticipated expiration: 2032-08-02

Abstract

The utility model relates to an end mills revolution mechanic and numerical control end milling machine, end mill revolution mechanic include the base plate, are equipped with the slewing bearing on the base plate, and the outer lane setting of slewing bearing is on the base plate, and the interior circle of slewing bearing is equipped with the rotor plate, is equipped with the end and mills the motor on the rotor plate, is equipped with saw bit milling cutter on the end mills the motor, be equipped with on the rotor plate and be used for realizing 90 rotatory direction slide opening, be equipped with on the base plate and drive actuating cylinder, it is connected with the round pin axle to drive actuating cylinder, and the round pin axle sets up in the direction slide opening, is equipped with on the rotor plate and hits the piece, is equipped with respectively on the base plate and hits a complex locating part A and locating part B, and locating part A is used for the level spacing, and locating part B is used for vertical spacing. The numerical control end milling machine comprises a rack, wherein a three-translation mechanism is arranged on the rack, the tail end of the three-translation mechanism is provided with the end milling rotating structure, and the rack is further provided with a positioning clamping structure. Has the advantages of reasonable structural design, high rotation precision, long service life and the like.

Description

End milling rotating structure and numerical control end milling machine

The technical field is as follows:

the utility model relates to a door and window section bar end milling equipment technical field, concretely relates to end milling revolution mechanic and numerical control end milling machine.

The background art comprises the following steps:

the numerical control end milling machine is mainly used for milling grooves in end faces of profiles, for example, in order to achieve installation and matching of the mullion and the frame, milling grooves in end faces of the mullion need to be milled. The traditional numerical control end milling equipment mainly comprises a clamp for positioning and clamping a section bar, a three-translation mechanism and an end milling motor (a band saw blade milling cutter) arranged on the three-translation mechanism, wherein the end milling of the section bar is finished by adjusting the pose of the saw blade milling cutter through the three-translation mechanism.

As is known, the thickness of the saw blade milling cutter is limited, the thickness of the milling groove is usually larger than that of the saw blade milling cutter, and especially the bottom of the end face of the section bar needs a large area of milling groove sometimes, so that the saw blade milling cutter needs to perform repeated machining to complete the milling groove, and the machining mode limits the end milling efficiency. In order to solve the problem, in the prior art, a rotating mechanism is usually added at the tail end of a three-translation mechanism to realize 90-degree rotation of a saw blade milling cutter, so that processing in horizontal and vertical directions can be realized, a cutting mode can be adopted for large-area groove milling, and the end milling efficiency is obviously improved. The existing saw blade milling cutter rotating mechanism comprises a cylinder which is rotatably arranged, a driving cylinder is rotatably connected with a turntable (also called a rotary workbench), an end milling motor is installed on the turntable, the cylinder drives the turntable to rotate during rotation, and meanwhile, the cylinder also rotates, although the rotating mechanism can realize 90-degree rotary motion of the saw blade milling cutter, the cylinder also rotates, the stable output of the cylinder is not facilitated, the stress condition of a piston rod of the cylinder also becomes complex, and the service life of the cylinder and the precision of the rotary motion are finally influenced.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

The utility model has the following contents:

the utility model aims to solve the problem that prior art exists, provide end milling revolution mechanic and numerical control end milling machine, have advantages such as structural design is reasonable, the rotation precision is high, long service life.

The utility model discloses an adopt following technical scheme to realize above-mentioned purpose:

an end milling rotating structure comprises a substrate, wherein a slewing bearing is arranged on the substrate, an outer ring of the slewing bearing is arranged on the substrate, a rotating plate is arranged on an inner ring of the slewing bearing, an end milling motor is arranged on the rotating plate, a saw blade milling cutter is arranged on the end milling motor, a guide sliding hole used for realizing 90-degree rotation is formed in the rotating plate, a driving cylinder is arranged on the substrate and connected with a pin shaft, the pin shaft is arranged in the guide sliding hole, a collision block is arranged on the rotating plate, a limiting part A and a limiting part B matched with the collision block are arranged on the substrate respectively, the limiting part A is used for horizontal limiting, and the limiting part B is used for vertical limiting.

The numerical control end milling machine comprises a rack, wherein a three-translation mechanism is arranged on the rack, the tail end of the three-translation mechanism is provided with the end milling rotating structure, and the rack is also provided with a positioning clamping structure.

The three-dimensional translational mechanism comprises a guide rail A and a rack which are transversely arranged, a sliding plate A is arranged on the guide rail A, a motor A is arranged on the sliding plate A, the motor A is meshed with the rack through a gear, a vertical seat is vertically arranged on the sliding plate A, a guide rail B is vertically arranged on the vertical seat, a sliding plate B is arranged on the guide rail B, a nut seat B and a nut B are arranged on the sliding plate B, a motor B is arranged at the upper end of the vertical seat, the motor B is connected with the nut B through a lead screw B, a guide rail C is vertically arranged on the sliding plate B, a base plate is arranged on the guide rail C, a nut seat C and a nut C are arranged on the base plate, a motor C is vertically arranged at the outer end of the sliding plate B, and the motor C is connected with the nut C through the lead screw C.

The positioning and clamping structure comprises a working table plate arranged at the front end of the frame, side positioning blocks are arranged on two sides of the working table plate respectively, stand columns are arranged at four corners of the working table plate respectively, an upper plate is arranged at the upper ends of the stand columns, a compression cylinder is vertically arranged on the upper plate and connected with a compression plate, a plurality of guide posts are arranged on the compression plate, guide shaft sleeves matched with the guide posts are correspondingly arranged on the upper plate, and an end positioning mechanism used for positioning the end parts of the sectional materials is arranged on the vertical base.

The end positioning mechanism comprises a supporting plate arranged on the vertical seat, a positioning guide rail is longitudinally arranged on the supporting plate, a positioning sliding plate is arranged on the positioning guide rail, an end positioning plate is transversely arranged on the positioning sliding plate, a positioning driving cylinder is arranged on the supporting plate, and the positioning driving cylinder is connected with the positioning sliding plate.

The utility model adopts the above structure, following beneficial effect can be brought:

through designing slewing bearing and designing the direction slide opening on the rotor plate, realize driving actuating cylinder and need not the rotation and can accomplish 90 rotary motion, be favorable to driving actuating cylinder even running, improve rotatory operation precision, increase of service life, hit piece, locating part A and locating part B through the design and ensure 90 rotatory accurate reliable.

Description of the drawings:

fig. 1 is a schematic structural view of an end mill rotary structure of the present invention;

fig. 2 is a schematic structural view of another view angle of the end mill rotating structure of the present invention;

fig. 3 is a schematic structural view of the slewing bearing of the present invention;

FIG. 4 is a schematic structural view of the numerical control end milling machine of the present invention;

FIG. 5 is a schematic view of the structure of part A in FIG. 4;

fig. 6 is a schematic view of the mounting structure of the motor a, the gear and the rack of the present invention;

fig. 7 is a schematic view of the mounting structure of the motor C, the screw C, the nut seat C and the nut C of the present invention;

fig. 8 is a schematic structural view of another view angle of the numerical control end milling machine of the present invention;

fig. 9 is a schematic structural view of the end positioning mechanism of the present invention;

fig. 10 shows the structure of the numerical control end milling machine installing casing and loading frame

In the figure, 1, a base plate, 2, a slewing bearing, 201, an outer ring, 202, an inner ring, 3, a rotating plate, 4, an end milling motor, 5, a saw blade milling cutter, 6, a guide slide hole, 7, a driving cylinder, 8, a pin shaft, 9, a collision block, 10, a limiting piece A,11, a limiting piece B,12, a frame, 13, a three-translation mechanism, 1301, a guide rail A,1302, a rack, 1303, a sliding plate A,1304, a motor A,1305, a gear, 1306, a vertical seat, 1307, a guide rail B,1308, a sliding plate B,1309, a screw seat B,1310, a screw nut B,1311, a motor B,1312 and a screw rod B,1313, a guide rail C,1314, nut seats C,1315, nuts C,1316, motors C,1317, a lead screw C,14, a positioning clamping mechanism, 1401, a workbench plate, 1402, a side positioning block, 1403, a stand column, 1404, an upper plate, 1405, a pressing air cylinder, 1406, a pressing plate, 1407, a guide column, 1408, a guide shaft sleeve, 15, an end positioning mechanism, 1501, a support plate, 1502, a positioning guide rail, 1503, a positioning sliding plate, 1504, an end positioning plate, 1505, a positioning driving air cylinder, 16, a machine shell, 17, a feeding frame, 18 and a material supporting roller.

The specific implementation mode is as follows:

in order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

All the embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from other embodiments.

Furthermore, the terms "a," "B," "outboard," "vertical," "transverse," "longitudinal," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the location of the indicated technical feature.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "provided," "connected," "fixed," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-10, an end mill rotation structure includes a substrate 1, a slewing bearing 2 is disposed on the substrate 1, the slewing bearing 2 (bearing or turntable bearing or slewing bearing for short) belongs to the prior art, and can be purchased or customized, for example, an XSU/XU cross roller bearing manufactured by luoyang Qianjiao mechanical equipment limited company can be purchased, an outer ring 201 of the slewing bearing 2 is disposed on the substrate 1 (a plurality of countersunk threaded holes are designed on the outer ring 201 and fastened on the substrate 1 through bolts), an inner ring 202 of the slewing bearing 2 is disposed with a rotating plate 3 (the rotating plate 3 is provided with a countersunk holes and connected and fastened with the threaded holes on the inner ring 202 through bolts), an end mill motor 4 is disposed on the rotating plate 3, a saw blade milling cutter 5 is disposed on the end mill motor 4, a guiding sliding hole 6 for 90-degree rotation is disposed on the rotating plate 3, a driving cylinder 7 is disposed on the substrate 1, the driving cylinder 7 is connected with a pin 8, the guiding sliding hole 8 is disposed in the rotating plate 3, a bump 9 is disposed on the substrate 1, a limiting piece 10 a limiting piece and a limiting piece 11 a limiting piece B for limiting piece, and a limiting piece 11 is disposed on the substrate 1. Through designing slewing bearing 2 and designing direction slide opening 6 on rotor plate 3, realize driving actuating cylinder 7 and need not to rotate and can accomplish 90 rotary motion, be favorable to driving actuating cylinder 7 even running, improve rotatory operation precision, increase of service life, hit piece 9, locating part A10 and locating part B10 through the design and ensure 90 rotatory accurate reliable.

The numerical control end milling machine comprises a frame 12, wherein a three-translation mechanism 13 is arranged on the frame 12, the tail end of the three-translation mechanism 13 is provided with the end milling rotating structure, and a positioning clamping structure 14 is further arranged on the frame 12.

The three-translation mechanism 13 comprises a guide rail A1301 and a rack 1302 which are transversely arranged, a sliding plate A1303 is arranged on the guide rail A1301, a motor A1304 is arranged on the sliding plate A1303, the motor A1304 is meshed with the rack 1302 through a gear 1305, an upright seat 1306 is vertically arranged on the sliding plate A1303, a guide rail B1307 is vertically arranged on the upright seat 1306, a sliding plate B1308 is arranged on the guide rail B1307, a nut seat 1309B and a nut B1310 are arranged on the sliding plate B1308, a motor B1311 is arranged at the upper end of the upright seat 1306, the motor B1311 is connected with the nut B1310 through a lead screw B1312, a guide rail C1313 is longitudinally arranged on the sliding plate B1308, the base plate 1 is arranged on the guide rail C1313, a nut seat C1314 and a nut C1315 are arranged on the base plate 1, a motor C1316 is longitudinally arranged at the outer end of the sliding plate B1308, and the motor C1316 is connected with the nut C1315 through a lead screw C1317. Three-translation movement in space is realized.

The positioning and clamping structure 14 comprises a working table plate 1401 arranged at the front end of the frame 12, side positioning blocks 1402 are respectively arranged on two sides of the working table plate 1401, upright posts 1403 are respectively arranged at four corners of the working table plate 1401, an upper plate 1404 is arranged at the upper end of each upright post 1403, a pressing cylinder 1405 is vertically arranged on each upper plate 1404, each pressing cylinder 1404 is connected with the corresponding pressing plate 1405, a plurality of guide posts 1407 are arranged on each pressing plate 1405, guide shaft sleeves 1408 matched with the guide posts 1407 are correspondingly arranged on the upper plates 1404, and an end positioning mechanism 15 used for positioning the end part of the profile is arranged on each upright seat 1306. And finishing positioning and clamping the profile to prepare for subsequent end milling.

The end positioning mechanism 15 includes a supporting plate 1501 disposed on the vertical seat 1306, a positioning guide rail 1502 is longitudinally disposed on the supporting plate 1501, a positioning sliding plate 1503 is disposed on the positioning guide rail 1502, an end positioning plate 1504 is transversely disposed on the positioning sliding plate 1503, a positioning driving cylinder 1505 is disposed on the supporting plate 1501, and the positioning driving cylinder 1505 is connected to the positioning sliding plate 1503. And the end part is retreated after positioning is finished, so that normal end milling is not influenced.

The utility model discloses numerical control end milling machine's working process:

during actual production and sale, the shell 16 needs to be installed outside the whole machine, then a feeding frame 17 is arranged at the feeding opening, and a material supporting roller 18 is arranged on the feeding frame 17. In actual operation, a positioning driving cylinder 1505 drives a positioning sliding plate 1503 to extend, an end positioning plate 1504 on the positioning sliding plate 1503 positions the end of the profile, a plurality of profiles to be processed are placed on a workbench plate 1401, the end of the profile is aligned with the end positioning plate 1504 and is laterally positioned through a side positioning block 1402, a pressing cylinder 1405 is started, the pressing plate 1406 is driven by the pressing cylinder 1405 to press the profile, the positioning driving cylinder 1505 resets after the profile is positioned and clamped, the end is positioned, and the 1504 is separated from the profile. Three translation-rotation movement of the saw blade milling cutter 5 in the space is realized through the three translation mechanisms 13 and the end milling rotation structure, the driving cylinder is started during rotation, the driving cylinder 7 drives the rotation plate 3 to complete 90-degree rotation through the movement of the pin shaft 8 in the guide sliding hole 6, the rotation process does not need to drive the driving cylinder 7 to rotate (namely, the driving cylinder 7 is fixedly installed on the substrate 1), and then efficient end milling processing can be realized.

The above-mentioned embodiment can not be regarded as right the utility model discloses the restriction of scope, to the technical person in this technical field, it is right the utility model discloses any alternative improvement or transform that the embodiment made all fall within the scope of protection of the utility model.

The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims

1. An end milling rotating structure is characterized by comprising a substrate, wherein a slewing bearing is arranged on the substrate, the outer ring of the slewing bearing is arranged on the substrate, a rotating plate is arranged on the inner ring of the slewing bearing, an end milling motor is arranged on the rotating plate, a saw blade milling cutter is arranged on the end milling motor, a guide sliding hole used for realizing 90-degree rotation is formed in the rotating plate, a driving cylinder is arranged on the substrate and connected with a pin shaft, the pin shaft is arranged in the guide sliding hole, a collision block is arranged on the rotating plate, a limiting part A and a limiting part B which are matched with the collision block are respectively arranged on the substrate, the limiting part A is used for horizontal limiting, and the limiting part B is used for vertical limiting.

2. The numerical control end milling machine is characterized by comprising a rack, wherein a three-translation mechanism is arranged on the rack, the tail end of the three-translation mechanism is provided with an end milling rotating structure as claimed in claim 1, and the rack is further provided with a positioning clamping structure.

3. The numerical control end milling machine according to claim 2, wherein the three-translation mechanism comprises a guide rail A and a rack which are transversely arranged, a sliding plate A is arranged on the guide rail A, a motor A is arranged on the sliding plate A, the motor A is meshed with the rack through a gear, a vertical seat is vertically arranged on the sliding plate A, a guide rail B is vertically arranged on the vertical seat, a sliding plate B is arranged on the guide rail B, a nut seat B and a nut B are arranged on the sliding plate B, a motor B is arranged at the upper end of the vertical seat, the motor B is connected with the nut B through a lead screw B, a guide rail C is longitudinally arranged on the sliding plate B, the base plate is arranged on the guide rail C, a nut seat C and a nut C are arranged on the base plate, a motor C is longitudinally arranged at the outer end of the sliding plate B, and the motor C is connected with the nut C through the lead screw C.

4. The numerical control end milling machine according to claim 3, wherein the positioning and clamping structure comprises a working table plate arranged at the front end of the machine frame, side positioning blocks are respectively arranged on two sides of the working table plate, stand columns are respectively arranged at four corners of the working table plate, an upper plate is arranged at the upper ends of the stand columns, a pressing cylinder is vertically arranged on the upper plate, the pressing cylinder is connected with a pressing plate, a plurality of guide columns are arranged on the pressing plate, guide shaft sleeves matched with the guide columns are correspondingly arranged on the upper plate, and an end positioning mechanism for positioning the end of the section bar is arranged on the stand seat.

5. The numerical control end milling machine according to claim 4, wherein the end positioning mechanism comprises a support plate arranged on the vertical base, a positioning guide rail is longitudinally arranged on the support plate, a positioning sliding plate is arranged on the positioning guide rail, an end positioning plate is transversely arranged on the positioning sliding plate, a positioning driving cylinder is arranged on the support plate, and the positioning driving cylinder is connected with the positioning sliding plate.