CN210476377U

CN210476377U - Workpiece calibration mechanism for numerical control milling machine

Info

Publication number: CN210476377U
Application number: CN201921064282.6U
Authority: CN
Inventors: 黄勇军; 周科家
Original assignee: Nanjing Jinya Cnc Equipment Co Ltd
Current assignee: Nanjing Jinya Cnc Equipment Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-05-08
Anticipated expiration: 2029-07-09

Abstract

The utility model belongs to the technical field of numerical control milling machines, in particular to a workpiece calibration mechanism for a numerical control milling machine, which comprises a frame, the side wall of the inner cavity of the frame is provided with the rotating mechanism, the transverse adjusting mechanism is arranged at the top of the outer side wall of the frame, the base is arranged at the bottom of the outer side wall of the frame, the driving motor provides power to drive the fixing piece formed by the telescopic rod and the fixing buckle to fix the workpiece between the workpiece and the workbench, the pneumatic rod is driven by the cylinder to move transversely, so that the calibration plate extends out until the calibration plate reaches the surface of the workpiece, the calibration head on the calibration plate performs leveling operation on the surface of the workpiece, and the position of the cylinder can be transversely adjusted through the matching of the hydraulic cylinder and the chute, so that the operation space of the cylinder is larger, the operation is convenient, meanwhile, due to the design of the workbench, the workpiece on the rotary workbench can be rotated and finely adjusted through the rotary motor while the workpiece is calibrated.

Description

Workpiece calibration mechanism for numerical control milling machine

Technical Field

The utility model relates to a work piece calibration technical field of milling machine specifically is a work piece aligning gear for numerically controlled fraise machine.

Background

The milling machine mainly refers to a machine tool for processing various surfaces of a workpiece by using a milling cutter. Typically the milling cutter is moved primarily in a rotary motion and the movement of the workpiece and the milling cutter is a feed motion. The milling machine can be used for processing planes and grooves and various curved surfaces, gears and the like, and the milling machine is a machine tool for milling workpieces by using a milling cutter. The milling machine can mill planes, grooves, gear teeth, threads and spline shafts, can process complex molded surfaces, is higher in efficiency than a planing machine, is widely applied to mechanical manufacturing and repairing departments, and only limits the operation of the existing milling machine on a workpiece to the processing operation of the workpiece surface, but cannot automatically calibrate the workpiece, so that the processing amount of the workpiece surface has certain deviation, the product yield is low, and the practicability is not strong.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The utility model discloses a problem that exists in the above-mentioned and/or current numerically controlled fraise machine is in view, has provided the utility model.

Therefore, the utility model aims at providing a work piece aligning gear for numerically controlled fraise machine can solve current milling machine and only be limited to the operation of processing to the work piece surface to the operation of work piece, but can not carry out automatic calibration to the work piece to make the work load of work piece surface have certain deviation, lead to the low qualification rate of product, problem that the practicality is not strong.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a workpiece alignment mechanism for a numerically controlled milling machine, comprising: the device comprises a frame, a rotating mechanism, a transverse adjusting mechanism, a longitudinal adjusting mechanism and a base, wherein the rotating mechanism is arranged on the side wall of an inner cavity of the frame and comprises a connecting frame, a rotating motor, a rotating shaft and a workbench, the connecting frame is fixedly connected with the side wall of the inner cavity of the frame, the rotating motor is arranged in the connecting frame, the output end of the rotating motor is connected with the rotating shaft in a key mode, the rotating shaft penetrates through the connecting frame and extends to the upper part of the frame, the top of the rotating shaft is fixedly connected with the workbench, the transverse adjusting mechanism is arranged at the top of the outer side wall of the frame and comprises a hydraulic cylinder, a hydraulic rod, a cylinder and a calibration plate, the hydraulic cylinders are fixedly connected to the left side and the right side of the top of the outer side wall of the, the cylinder is connected with the frame in a sliding way through a sliding chute, the sliding chute is arranged at the top of the outer side wall of the frame corresponding to the cylinder, the output end of the cylinder is fixedly connected with a pneumatic rod, the calibration plate is fixed at the tail end of the pneumatic rod, the top of the frame is fixedly connected with a support frame, a plurality of clamping grooves are uniformly arranged on the supporting frame at equal intervals, the longitudinal adjusting mechanism is arranged on the supporting frame, the longitudinal adjusting mechanism comprises an installation frame, a fixed clamping block, a driving motor and a fixed buckle, the left side wall and the right side wall of the installation frame are fixedly connected with the fixed clamping block, the mounting rack is clamped with the clamping groove through the two fixing clamping blocks, the driving motor is arranged in the mounting rack, the output end of the driving motor is in keyed connection with a telescopic rod, the fixed buckle is fixedly connected to the end portion of the telescopic rod, and the base is arranged at the bottom of the outer side wall of the rack.

As a preferred scheme for a work piece aligning gear for numerically controlled fraise machine, wherein: the base comprises bottom plate, movable rod, damping spring and roof, the bottom plate top left and right sides all welds the movable rod, two the movable rod lateral wall all cup joints damping spring, the roof install in the movable rod top.

As a preferred scheme for a work piece aligning gear for numerically controlled fraise machine, wherein: workstation lateral wall cover is equipped with the calibration protection casing, the calibration protection casing is flexible guard shield, just the cross sectional shape of calibration protection casing is the V-arrangement.

As a preferred scheme for a work piece aligning gear for numerically controlled fraise machine, wherein: the calibration plate lateral wall is provided with a plurality of calibration heads, and is a plurality of the calibration head is followed the even equidistance of calibration plate lateral wall distributes.

Compared with the prior art: the workpiece is fixed between the fixing piece and the workbench by the driving motor to drive the fixing piece formed by the telescopic rod and the fixing buckle, then, when the workpiece is calibrated by starting the transverse adjusting mechanism, the cylinder is started to drive the pneumatic rod to transversely move, so that the calibration plate extends out until the calibration plate reaches the surface of the workpiece, the calibration head on the calibration plate carries out leveling operation on the surface of the workpiece, and the position of the cylinder can be transversely adjusted by matching the hydraulic cylinder with the chute, so that the operation space of the cylinder is larger, the operation is convenient, meanwhile, the workbench is designed, the workpiece on the rotary workbench can be finely rotated by the rotary motor while the workpiece is calibrated, in addition, the workbench can also carry out ninety-degree rotation by the rotary motor, so that the full processing on four sides of the workpiece is realized, and the manual operation of an operator is not needed, greatly reducing the labor intensity, improving the working efficiency and increasing the safety of the equipment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

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

FIG. 2 is a schematic view of the structure of part A of the present invention;

fig. 3 is a schematic view of the structure of the part B of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a work piece aligning gear for numerically controlled fraise machine, the position that can transversely adjust the cylinder through the cooperation of pneumatic cylinder with the spout for the operating space of cylinder is bigger, convenient operation, and the design of workstation simultaneously can be in the calibration work piece, rotates the fine setting through the work piece of rotating electrical machines rotation table on, please refer to fig. 1, include frame 100, rotary mechanism 200, horizontal adjustment mechanism 300, vertical adjustment mechanism 400 and base 500.

Referring to fig. 1, the rack 100 has a support frame 110 and a chute 120, specifically, the rack 100 is a rectangular parallelepiped mounting frame made of a metal alloy material, the rack 100 is used for arranging the rotating mechanism 200, the horizontal adjusting mechanism 300 and the base 500, the top of the outer side wall of the rack 100 is connected with the support frame 110 through a fastening screw thread, the support frame 110 is used for connecting the vertical adjusting mechanism 300, ten clamping grooves 111 are uniformly arranged at the center position of the top of the outer side wall of the support frame 110 from left to right at equal intervals, the clamping grooves 111 are used for being matched with two fixing clamping blocks 420 to fix the mounting frame 410 on the mounting frame 410, the chute 120 is arranged at the top of the outer side wall of;

referring to fig. 1, the rotating mechanism 200 includes a connecting frame 210, a rotating motor 220, a rotating shaft 230 and a worktable 240, the rotating mechanism 200 is disposed on a sidewall of an inner cavity of the rack 100, specifically, the connecting frame 210 is welded at a central position of a bottom of an inner sidewall of the rack 100, the connecting frame 210 is used for disposing the rotating motor 220, four first mounting holes (not shown) are uniformly formed on mounting plates of the rotating motor 220, four second mounting holes (shown as marks) having the same inner diameter as the first mounting holes are formed at positions corresponding to the four first mounting holes at a bottom of the inner sidewall of the connecting frame 210, the rotating motor 220 is fixed to the bottom of the inner sidewall of the connecting frame 210 through the four first mounting holes, the four second mounting holes and fastening bolts, the rotating motor 220 is a TY-25-KH vertical motor, the rotating motor 220 is used for providing power to drive the worktable 240 to rotate, an output end of the, the rotating shaft 230 is used for being connected with a workbench 240, the workbench 240 is connected to the top of the rotating shaft 230 through a fastening screw in a threaded manner, the workbench 240 serves as a workpiece processing platform, a workpiece is convenient to adjust and calibrate, a calibration protective cover 241 is sleeved on the top of the outer side wall of the workbench 240, the calibration protective cover 241 is a telescopic protective cover, the cross section of the calibration protective cover 241 is in a V shape, and through the design of the calibration protective cover 241, scraps generated during workpiece processing cannot enter the sliding groove 120 and each power device, the milling machine processing accuracy is ensured, and the scraps generated during workpiece processing cannot be influenced;

referring to fig. 1, the horizontal adjusting mechanism 300 includes a hydraulic cylinder 310, a hydraulic rod 320, an air cylinder 330 and a calibration plate 340, the horizontal adjusting mechanism 300 is disposed on the top of the frame 100, specifically, the left and right sides of the top of the outer sidewall of the frame 100 are both connected with the hydraulic cylinder 310 through fastening screws and threads, the hydraulic cylinder 310 is an HSGK-J125 telescopic hydraulic cylinder, the hydraulic cylinder 310 converts hydraulic energy into mechanical energy to drive the hydraulic rod 320 to make linear reciprocating motion, the hydraulic cylinder 310 integrally forms the hydraulic rod 320, the hydraulic rod 320 is used to connect the air cylinder 330, the outer sidewall of the air cylinder 330 is screwed with the hydraulic rod 320 through fastening screws, the bottom of the air cylinder 330 is connected with the chute 120 in a sliding manner, the air cylinder 330 is a CXS-220 guide rod air cylinder, the air cylinder 330 is used to guide a cylindrical metal machine member whose piston makes linear reciprocating motion in the, thereby driving the pneumatic rod 331 to extend and retract, the pneumatic rod 331 is integrally formed on the cylinder 330, the pneumatic rod 331 is used for connecting the calibration plate 340, the calibration plate 340 is clamped at the end of the pneumatic rod 331, the outer side wall of the calibration plate 340 is movably connected with eight calibration heads 341, the eight calibration heads 341 are uniformly and equidistantly distributed along the outer side wall of the calibration plate 340, and the calibration heads 341 are used for adjusting and calibrating the workpiece;

referring to fig. 1 and 2, the longitudinal adjustment mechanism 400 has a mounting frame 410, a fixing block 420, a driving motor 430 and a fixing buckle 440, the longitudinal adjustment mechanism 400 is disposed on the supporting frame 110, specifically, the mounting frame 410 is sleeved on an outer side wall of the supporting frame 110, the mounting frame 410 is used for mounting the driving motor 430, the left side wall and the right side wall of the mounting frame 410 are welded with the fixing block 420, the fixing block 420 is used for being matched with the clamping groove 111 to fix the mounting frame 410 on the supporting frame 110, four third mounting holes (not shown) are uniformly formed on a mounting plate of the driving motor 430, four fourth mounting holes (not shown) having the same inner diameter as the third mounting holes are formed on a left side of an inner side wall of the mounting frame 410 corresponding to the four third mounting holes, the driving motor 430 is screwed to an inner cavity side wall of the mounting frame 410 through the four third mounting holes, the driving motor 430 is an LMH-PL direct current motor, the driving motor 430 is used for providing power to drive the fixed buckle 440 to lift, the output end of the driving motor 430 is connected with the telescopic rod 431 through a coupling key, the telescopic rod 431 is a metal alloy movable rod with a connecting plate at one end, the telescopic rod 431 is used for connecting the fixed buckle 440, the fixed buckle 440 is connected to the connecting plate of the telescopic rod 431 through a fastening screw thread, the fixed buckle 440 is used for providing a downward acting force to a workpiece to fix the position of the workpiece, and the workpiece cannot fall off from the workbench 240 when the position of the workpiece is transversely adjusted;

referring to fig. 1, 2 and 3, a base 500 is fixedly connected to the bottom of the machine frame 100, the base 500 has a bottom plate 510, a movable rod 520, a damping spring 521 and a top plate 530, specifically, the movable rod 520 is screwed on the left and right sides of the top of the bottom plate 510, the movable rod 520 is used for fixing the top plate 530, the damping spring 521 is sleeved on the outer side wall of the movable rod 520, the top of the damping spring 521 is fixedly connected to the bottom of the top plate 530, the top of the bottom plate 510 is clamped to the bottom of the damping spring 521, the damping spring 521 is used for making elastic deformation, and converting the pressure generated by the equipment into elastic force to play a buffering role, the top of the movable rod 520 is welded with the top plate.

The working principle is as follows: when the utility model is used, the driving motor 430 provides power to drive the fixing piece formed by the telescopic rod 431 and the fixing buckle 440 to fix the workpiece between the fixing piece and the workbench 240, then, by starting the transverse adjusting mechanism 300 to calibrate the workpiece, the starting cylinder 330 drives the pneumatic rod 331 to transversely move, so that the calibration plate 340 extends out until the calibration plate 340 reaches the surface of the workpiece, at the moment, the calibration head 341 on the calibration plate 340 carries out leveling operation on the surface of the workpiece, and the position of the cylinder 330 can be transversely adjusted by matching the hydraulic cylinder 310 with the chute 120, so that the operation space of the cylinder 330 is larger, the operation is convenient, meanwhile, the design of the workbench 240 can carry out rotation fine adjustment on the workpiece on the workbench 240 by the rotating motor 220 while calibrating the workpiece, in addition, the workbench 240 can also carry out ninety-degree rotation by the rotating motor 220, the full processing of four sides of the workpiece is realized, manual operation by operators is not needed, the labor intensity is greatly reduced, the working efficiency is improved, and the safety of equipment is improved.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A workpiece alignment mechanism for a numerically controlled milling machine, comprising: frame (100), rotary mechanism (200), horizontal adjustment mechanism (300), vertical adjustment mechanism (400) and base (500), frame (100) inner chamber lateral wall sets up rotary mechanism (200), rotary mechanism (200) are including link (210), rotating electrical machines (220), axis of rotation (230) and workstation (240), link (210) rigid coupling in frame (100) inner chamber lateral wall, rotating electrical machines (220) are located in link (210), rotating electrical machines (220) output end key-type connection axis of rotation (230), axis of rotation (230) run through link (210) extend to frame (100) top, axis of rotation (230) top rigid coupling workstation (240), horizontal adjustment mechanism (300) are located frame (100) lateral wall top, horizontal adjustment mechanism (300) are by pneumatic cylinder (310), Hydraulic stem (320), cylinder (330) and calibration board (340) are constituteed, the equal rigid coupling in frame (100) lateral wall top left and right sides hydraulic cylinder (310), two hydraulic cylinder (310) looks at the equal integrated into one piece in one side hydraulic stem (320), cylinder (330) are fixed in hydraulic stem (320) tip, cylinder (330) with frame (100) are through spout (120) sliding connection, frame (100) lateral wall top corresponds cylinder (330) is seted up spout (120), cylinder (330) output rigid coupling has pneumatic rod (331), calibration board (340) are fixed in pneumatic rod (331) end, frame (100) top rigid coupling has support frame (110), a plurality of draw-in grooves (111) have been seted up to even equidistance on support frame (110), vertical adjustment mechanism (400) are located on support frame (110), vertical adjustment mechanism (400) include mounting bracket (410), fixed fixture block (420), driving motor (430) and fixed buckle (440), the equal rigid coupling of mounting bracket (410) left side wall and right side wall fixed fixture block (420), mounting bracket (410) is through two fixed fixture block (420) with draw-in groove (111) joint, driving motor (430) are located in mounting bracket (410), driving motor (430) output end key is connected with telescopic link (431), fixed buckle (440) rigid coupling in telescopic link (431) tip, base (500) are located frame (100) lateral wall bottom.

2. The workpiece calibration mechanism for the numerically controlled milling machine according to claim 1, wherein the base (500) is composed of a bottom plate (510), a movable rod (520), a damping spring (521) and a top plate (530), the movable rod (520) is welded to the left and right sides of the top of the bottom plate (510), the damping spring (521) is sleeved on the outer side wall of each of the two movable rods (520), and the top plate (530) is mounted on the top of the movable rod (520).

3. The workpiece calibration mechanism for the numerically controlled milling machine according to claim 1, characterized in that a calibration protection cover (241) is sleeved on the outer side wall of the workbench (240), the calibration protection cover (241) is a telescopic protection cover, and the cross-sectional shape of the calibration protection cover (241) is V-shaped.

4. A workpiece calibration mechanism for a numerically controlled milling machine according to claim 1, characterized in that the outer side wall of the calibration plate (340) is provided with a plurality of calibration heads (341), and the plurality of calibration heads (341) are uniformly and equidistantly distributed along the outer side wall of the calibration plate (340).