CN211438462U - Round hole machining mechanism - Google Patents

Abstract

The utility model discloses a round hole processing agency, including tool subassembly and processing subassembly, the tool subassembly sets up the below of processing subassembly, the tool subassembly includes fixing base and driving motor, driving motor passes through the support column to be fixed on the fixing base, driving motor can drive and rotate the piece rotation, it fixes the work piece through the chuck to rotate the piece under the processing subassembly, and can drive the work piece rotates, works as the processing subassembly adds man-hour to the work piece, and the work piece can make the electrode pair round hole carry out even processing at the rotation in-process, and then guarantees the true circularity of round hole processing to the work piece is rotating the in-process, and the waste residue that produces in the course of working can be thrown away, carries out the wasting discharge, avoids the waste residue to influence the machining precision of round hole.

Description

Round hole machining mechanism

Technical Field

The utility model relates to the technical field of machining, especially, relate to a round hole processing agency.

Background

The electric spark machine is a common machining device in mechanical machining, and converts electric energy into heat energy under the action of insulating liquid (spark oil) by using positive and negative charged bodies (namely electrodes and workpieces) which are infinitely close to but do not contact with each other, so that the purpose of corroding and forming machined objects is achieved. When an electric spark machine is used for machining a workpiece, the workpiece is generally fixed on equipment through a jig and cannot be moved, an electrode gradually machines the workpiece in a progressive mode, and when a circular hole needs to be machined in the workpiece, if the workpiece is fixed, the roundness of the circular hole cannot be guaranteed, and waste residues generated in the machining process of the workpiece cannot be discharged.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses a round hole machining mechanism can drive the work piece and rotate in the course of working, and then can guarantee the real circularity of round hole processing to and can arrange sediment in the course of working.

The utility model discloses a round hole processing agency, including tool subassembly and processing subassembly, the tool subassembly sets up the below of processing subassembly, the tool subassembly includes fixing base and driving motor, driving motor pass through the support column with fixing base fixed connection, the last rotation piece that is connected with of driving motor, and can drive the rotation piece rotates, the last surface mounting of rotation piece has the chuck, the chuck is used for fixing the work piece on the rotation piece, and makes the work piece is located under the processing subassembly.

Furthermore, be provided with the mounting hole on the bottom surface of rotating the piece, be provided with square spread groove in the mounting hole, be connected with square connecting block on driving motor's the output shaft, driving motor stretches into in the mounting hole, make the connecting block with the spread groove cooperation.

Furthermore, the side wall of the supporting column is provided with an annular guide rail, the side wall of the mounting hole is provided with at least two bearings matched with the annular guide rail, and the bearings support against the annular guide rail and rotate relative to the annular guide rail.

Further, the chuck is a four-jaw chuck.

Further, the processing assembly comprises a clamp and an electrode, wherein the electrode is fixed on the clamp through a connecting piece and is positioned right above the workpiece.

Furthermore, a positioning groove corresponding to the connecting piece is formed in the lower surface of the clamp, the bottom end of the connecting piece is fixedly connected with the electrode, the top end of the connecting piece extends into the positioning groove, a fastening screw rod is arranged on the clamp, and the fastening screw rod penetrates through the side wall of the positioning groove and abuts against the connecting piece.

The technical scheme of the utility model, compared with the prior art, beneficial effect is:

driving motor passes through the support column to be fixed on the base to can drive and rotate a piece and rotate, it drives through the chuck to rotate the work piece works as the processing subassembly adds man-hour to the work piece, and the work piece can make the electrode pair round hole carry out even processing rotating the in-process, and then guarantees the real circularity of round hole processing to the work piece is rotating the in-process, can throw away the waste residue that produces in the course of working, wastes discharge, avoids the waste residue to influence the machining precision to the round hole.

Drawings

FIG. 1 is a schematic structural view of a processing mechanism;

FIG. 2 is an exploded view of the jig assembly;

FIG. 3 is a schematic view of the rotating member;

FIG. 4 is a schematic view of a tooling assembly;

description of the figures

100. A processing mechanism; 10. a jig component; 11. a base; 12. a support pillar; 121. an annular guide rail; 13. a drive motor; 131. connecting blocks; 14. a rotating member; 141. mounting grooves; 142. mounting holes; 143. connecting grooves; 144. a bearing; 15. a chuck; 20. processing the assembly; 21. an electrode; 22. a clamp; 221. positioning a groove; 222. fastening a screw rod; 23. a connecting member; 30. and (5) a workpiece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, the utility model discloses a round hole processing agency 100, including tool subassembly 10 and processing subassembly 20, tool subassembly 10 is used for fixing work piece 30 under processing subassembly 20, and tool subassembly 10 can drive work piece 30 is relative processing subassembly 20 rotates, and then can guarantee the true circularity of the round hole of processing out on work piece 30 to can discharge the waste residue in the round hole.

As shown in fig. 2, the jig assembly 10 includes a base 11, a driving motor 13, a rotating member 14 and a chuck 15, the base 11 is fixed on the processing platform, the driving motor 13 is fixedly connected to the base 11 through a supporting column 12, the driving motor 13 is connected to the rotating member 14, and can drive the rotating member 14 to rotate. The chuck 15 is fixed to the upper surface of the rotating member 14, a mounting groove 141 is provided on the upper surface of the rotating member 14, the mounting groove 141 is located at the center of the chuck 15, and the chuck 15 can fix the workpiece 30 in the mounting groove 141 and locate the workpiece 30 directly below the machining module 20. The during operation, driving motor 13 drive rotate 14 and rotate, it drives to rotate 14 and pass through chuck 15 work piece 30 rotates, processing subassembly 20 is in processing the round hole on the top surface of work piece 30, the rotation that work piece 30 does not stop makes processing subassembly 20 is right the round hole processing is even, and then can guarantee the circularity of round hole. And the workpiece 30 can throw away the waste residues in the round hole in the rotating process, so that the influence of the waste residues on the processing precision of the round hole is avoided.

Referring to fig. 3 in combination with fig. 2, a mounting hole 142 is formed in a bottom surface of the rotating member 14, the driving motor 13 can be accommodated in the mounting hole 142, a square connecting groove 143 is formed in the mounting hole 142, a square connecting block 131 is fixedly connected to an output shaft of the driving motor 13, when the driving motor 13 is accommodated in the mounting hole 143, the connecting block 131 can extend into the connecting groove 143, a screw rod is formed in the rotating member 14, and the screw rod penetrates through a side wall of the connecting groove 143 to be in threaded connection with the connecting block 131, so that the rotating member 14 is fixedly connected with the driving motor 13.

In this embodiment, in order to make the rotating member 14 rotate smoothly and increase the precision of processing the circular hole, the annular guide rail 121 is arranged on the supporting column 12, the side wall of the mounting hole 142 is provided with at least two bearings 144 matched with the annular guide rail 121, when the rotating member 14 is fixedly connected with the driving motor 13, the bearings 144 are abutted against the annular guide rail 121, and the bearings 144 can rotate relative to the annular guide rail 121. When the driving motor 13 drives the rotating member 14 to rotate, the bearing 144 rotates along the annular guide rail 121, so that the rotating member 14 can be prevented from shaking in the rotating process, and the workpiece 30 can be ensured to rotate stably.

In the present embodiment, the chuck 15 is a four-jaw chuck, and four positioning jaws of the chuck 15 are disposed on the top surface of the rotation member 14 and are uniformly distributed around the mounting groove 141. The four positioning claws are driven by a tool to move simultaneously, so that the work 30 can be fixed in the mounting groove 141.

As shown in fig. 4, the machining assembly 20 includes an electrode 21 and a jig 22, the electrode 21 is disposed directly below the jig 22 via a connecting member 23 and is fixed to a machining apparatus via the jig 22, and the electrode 21 is located directly above the workpiece 30. The processing equipment can drive the electrode 21 to move in the vertical direction through the clamp 22, gradually advance the workpiece 30, and process the workpiece 30.

The lower surface of the clamp 22 is provided with a positioning groove 221 corresponding to the connecting piece 23, the bottom end of the connecting piece 23 is fixedly connected with the electrode 21, and the top end of the connecting piece 23 can extend into the positioning groove 221. The clamp 22 is provided with a plurality of fastening screws 222, and one end of each fastening screw 222 penetrates through the side wall of the positioning groove 221 and abuts against the top end of the connecting piece 23, so that the connecting piece 23 is fixed.

In this embodiment, the positioning groove 221 is square, and the top end of the connecting member 23 corresponds to the positioning groove 221.

The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.

Claims (6)

1. The utility model provides a round hole processing agency, its characterized in that, includes tool subassembly and processing subassembly, the tool subassembly sets up the below of processing subassembly, the tool subassembly includes fixing base and driving motor, driving motor pass through the support column with fixing base fixed connection, the last rotation piece that is connected with of driving motor to can drive rotate the last surface mounting of rotation piece has the chuck, the chuck is used for fixing the work piece on rotating the piece, and makes the work piece is located under the processing subassembly.

2. The round hole machining mechanism according to claim 1, wherein a mounting hole is formed in a bottom surface of the rotating member, a square connecting groove is formed in the mounting hole, a square connecting block is connected to an output shaft of the driving motor, and the driving motor extends into the mounting hole to fit the connecting block and the connecting groove.

3. The round hole machining mechanism according to claim 2, wherein a circular guide rail is arranged on a side wall of the supporting column, at least two bearings matched with the circular guide rail are arranged on a side wall of the mounting hole, and the bearings abut against the circular guide rail and rotate relative to the circular guide rail.

4. The round hole machining mechanism according to claim 1, wherein the chuck is a four-jaw chuck.

5. The round hole machining mechanism according to claim 1, wherein the machining assembly includes a jig and an electrode fixed to the jig by a connecting member and located directly above the workpiece.

6. The round hole machining mechanism according to claim 5, wherein a positioning groove corresponding to the connecting member is formed in a lower surface of the clamp, a bottom end of the connecting member is fixedly connected with the electrode, a top end of the connecting member extends into the positioning groove, and a fastening screw is arranged on the clamp, penetrates through a side wall of the positioning groove and abuts against the connecting member.

Images