CN214770272U

CN214770272U - Special machine tool integrating drilling and chamfering

Info

Publication number: CN214770272U
Application number: CN202120906680.9U
Authority: CN
Inventors: 尹茂兴
Original assignee: Zhucheng Xingbang Cnc Equipment Co ltd
Current assignee: Zhucheng Xingbang Cnc Equipment Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-19
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a special machine tool with integrated drilling and chamfering functions, which comprises a machine tool body, wherein a notch is arranged in the middle of the machine tool body, sliding tables are oppositely arranged on two sides of the notch at the rear of the machine tool body, a linear guide rail is arranged on the sliding tables, a guide rail sliding seat is arranged on the linear guide rail, a power head which is driven by a servo motor, moves along the linear guide rail and performs drilling and chamfering on a workpiece is arranged on the guide rail sliding seat, and a motor for driving a main shaft of the power head to rotate is arranged on the power head; a disc type circulating feeding mechanism driven by a speed reducer is arranged in a notch in front of the sliding table, and a feeding hopper corresponding to the disc type circulating feeding mechanism is arranged on the front side of the lathe bed. The utility model discloses can carry out the multiaspect processing that the work piece was accomplished to the clamping to the work piece, including drilling and chamfer twice process, overcome the drawback that current processing light axle class work piece precision is low, efficient, this lathe can not only improve work piece precision and work efficiency, also can replace many equipment processing in the past, saves the cost for the enterprise.

Description

Special machine tool integrating drilling and chamfering

Technical Field

The utility model relates to a special lathe of drilling chamfer integral type.

Background

At present, in the known drilling and chamfering processing of the optical shaft parts, a plurality of stations and a plurality of machine tools (such as a lathe and a drilling machine) need to be processed step by step on one workpiece, when the workpiece is clamped and moved for a plurality of times, the workpiece is inevitably collided, in addition, the workpiece reference needs to be searched for a plurality of times, so that the error accumulation is caused, and the working efficiency and the processing precision are also reduced.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a special lathe of drilling chamfer integral type to overcome current processing light axle class work piece precision low, the drawback of inefficiency.

In order to solve the technical problem, the utility model comprises a lathe bed, and is structurally characterized in that a notch is arranged in the middle of the lathe bed, sliding tables are oppositely arranged on two sides of the notch at the rear of the lathe bed, a linear guide rail is arranged on the sliding tables, a guide rail sliding seat is arranged on the linear guide rail, a power head which is driven by a servo motor, moves along the linear guide rail and performs drilling and chamfering on a workpiece is arranged on the guide rail sliding seat, and a motor for driving a main shaft of the power head to rotate is arranged on the power head; a disc type circulating feeding mechanism driven by a speed reducer is arranged in a notch in front of the sliding table, and a feeding hopper corresponding to the disc type circulating feeding mechanism is arranged on the front side of the lathe bed.

The disc type circulating feeding mechanism comprises a feeding disc, workpiece clamping grooves are uniformly distributed in the periphery of the feeding disc, bearing seats for supporting a central shaft of the feeding disc are arranged on two sides of a notch in the front of the sliding table, and a speed reducer for driving the central shaft to rotate is mounted on the lathe bed.

The number of the workpiece clamping grooves is even.

And an air cylinder corresponding to the workpiece clamping groove is arranged at the rear part of the lathe bed, and a push block corresponding to the workpiece clamping groove is arranged on a piston rod of the air cylinder.

The guide rail sliding seat is provided with a sliding plate, the power head is installed on the sliding plate, the sliding plate is matched with the ball screw, and the servo motor is matched with the ball screw through the coupler.

The feeding hopper is adjustable in width and is arranged in a manner of inclining downwards from front to back.

After adopting above-mentioned structure, because the opposite is equipped with by servo motor driven, along linear guide motion, to the unit head that the work piece carried out drilling chamfer in lathe bed rear notch both sides, be equipped with by speed reducer drive's disc type circulation feeding mechanism in the notch in slip table the place ahead, the lathe bed front side is equipped with the feeding hopper that corresponds with disc type circulation feeding mechanism, can carry out the multiaspect processing of clamping completion work piece to the work piece, including drilling and chamfer twice process, guaranteed the form and position tolerance and the machining precision of work piece to the quality of product has been improved. The machine tool overcomes the defects of low precision and low efficiency of the existing machining of the smooth shaft workpieces, can improve the precision and the working efficiency of the workpieces, can replace the prior multiple devices for machining, and saves the cost for enterprises.

Drawings

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a position structure diagram of a pneumatic clamping mechanism and a disc type circulating feeding mechanism;

fig. 4 is a schematic structural view of a processing power mechanism.

Detailed Description

Referring to the attached drawings, the drilling and chamfering integrated special machine tool comprises a machine body 1, a notch 3 is formed in the middle of the machine body 1, sliding tables 2 are oppositely arranged on two sides of the notch 3 in the rear of the machine body 1, linear guide rails 5 are arranged on the sliding tables 2, the linear guide rails 5 are arranged side by side, a guide rail sliding seat 6 is installed on each linear guide rail 5, a power head 4 driven by a servo motor 8 and moving along the linear guide rails 5 and used for drilling and chamfering workpieces is arranged on each guide rail sliding seat 6, a special central drill and a chamfering tool are installed on each power head 4 and used for drilling and chamfering the optical axis parts, and the structure of each power head 4 is common knowledge. Referring to fig. 4, a slide plate 7 is arranged on the guide rail slide carriage 6, the power head 4 is installed on the slide plate 7, the slide plate 7 is matched with a ball screw, and the servo motor 8 is matched with the ball screw through a coupler. The power head 4 is provided with a motor 10 for driving a main shaft of the power head 4 to rotate, and the motor 10 adopts a three-phase asynchronous motor. The circular disc type circulating feeding mechanism driven by the speed reducer 16 is arranged in the notch 3 in front of the sliding table 2 and comprises a feeding disc 12, workpiece clamping grooves 11 are evenly distributed on the periphery of the feeding disc 12, the number of the workpiece clamping grooves 11 is even, bearing seats 13 for supporting a central shaft 15 of the feeding disc 12 are arranged on two sides of the notch 3 in front of the sliding table 2, the feeding disc 12 and the central shaft 15 are matched and fixed through a flat key and a key groove, precise locking nuts are arranged on threads on two sides of the central shaft 15, the position degree of the shaft is guaranteed, and the speed reducer 16 for driving the central shaft 15 to rotate is arranged on the lathe bed 1. An air cylinder 17 corresponding to the workpiece clamping groove 11 is arranged at the rear of the lathe bed 1, the air cylinder 17 is fixed at the rear side of the lathe bed 1 through an air cylinder support 19, a push block 18 corresponding to the workpiece clamping groove 11 is arranged on a piston rod of the air cylinder 17, and the air cylinder 17 and the push block 18 on the piston rod of the air cylinder form an auxiliary pneumatic clamping mechanism for a workpiece in the workpiece clamping groove 11, so that the position and the accuracy of the workpiece in the machining process are ensured. The front side of the lathe bed 1 is provided with a feeding hopper 9 corresponding to the disc type circulating feeding mechanism, the center of the feeding hopper 9 and the center of the feeding disc 12 are on the same line, so that the position of a workpiece is accurate when the workpiece slides into the feeding disc 12 from the feeding hopper 9, the feeding hopper 9 can adjust the width according to the length of the workpiece, the workpiece with various types can be processed, and the feeding hopper 9 is obliquely arranged from front to back in a downward way.

The utility model discloses a theory of operation: workpieces are sequentially put into a feeding hopper 9, a feeding disc 12 rotates at a certain speed under the drive of a speed reducer 16, the workpieces roll into a workpiece clamping groove 11 one by one from the feeding hopper 9, after the workpieces are taken to a designated position by a disc type circulating feeding mechanism, the feeding disc 12 stops rotating, a push block 18 pushes the workpieces forwards under the action of an air cylinder 17 to clamp the workpieces in the workpiece clamping groove 11 and fix the workpieces, a servo motor 8 acts to drive a power head 4 to move oppositely, and a motor 10 acts to drive a special central drill and a chamfering cutter on the power head 4 to act simultaneously, and when the workpieces move to a machining position, the central drill and the chamfering cutter work to drill and chamfer the workpieces. After the machining is finished, the power head 4 stops rotating, the servo motor 8 drives the power head 4 to move in the reverse direction, the servo motor 9 drives the screw rod to move in the positive direction of the X axis, the feeding disc 12 continues to rotate, and the next workpiece is machined in a circulating mode.

Claims

1. The drilling and chamfering integrated special machine tool comprises a machine tool body (1) and is characterized in that a notch (3) is formed in the middle of the machine tool body (1), sliding tables (2) are oppositely arranged on two sides of the notch (3) in the rear of the machine tool body (1), linear guide rails (5) are arranged on the sliding tables (2), a guide rail sliding seat (6) is installed on each linear guide rail (5), a power head (4) which is driven by a servo motor (8), moves along the linear guide rails (5) and conducts drilling and chamfering on a workpiece is arranged on each guide rail sliding seat (6), and a motor (10) which drives a main shaft of the power head (4) to rotate is arranged on each power head (4); a disc type circulating feeding mechanism driven by a speed reducer (16) is arranged in a notch (3) in front of the sliding table (2), and a feeding hopper (9) corresponding to the disc type circulating feeding mechanism is arranged on the front side of the lathe bed (1).

2. The special machine tool integrating drilling and chamfering according to claim 1, wherein the disc type circulating feeding mechanism comprises a feeding disc (12), workpiece clamping grooves (11) are uniformly distributed on the periphery of the feeding disc (12), bearing seats (13) for supporting a central shaft (15) of the feeding disc (12) are arranged on two sides of a notch (3) in front of the sliding table (2), and a speed reducer (16) for driving the central shaft (15) to rotate is mounted on the machine body (1).

3. The special machine tool for drilling and chamfering integration according to claim 2, wherein the number of the workpiece clamping grooves (11) is even.

4. The special machine tool for drilling and chamfering according to claim 2, wherein a cylinder (17) corresponding to the workpiece clamping groove (11) is arranged behind the machine tool body (1), and a push block (18) corresponding to the workpiece clamping groove (11) is arranged on a piston rod of the cylinder (17).

5. The special machine tool integrating drilling and chamfering according to claim 1, wherein a sliding plate (7) is arranged on the guide rail sliding seat (6), the power head (4) is installed on the sliding plate (7), the sliding plate (7) is matched with a ball screw, and the servo motor (8) is matched with the ball screw through a coupler.

6. The special machine tool for drilling and chamfering as claimed in any one of claims 1 to 5, wherein the feeding hopper (9) is adjustable in width, and the feeding hopper (9) is arranged to be inclined downward from front to back.