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CN-121973014-A - Automatic feeding and discharging device of lathe for long rod workpiece

CN121973014ACN 121973014 ACN121973014 ACN 121973014ACN-121973014-A

Abstract

The invention discloses an automatic loading and unloading device of a lathe for long rod workpieces, which comprises a frame, a control box, a feeding mechanism, a pushing mechanism and an unloading structure, wherein the feeding mechanism comprises a discharging box, a pushing cylinder, a pushing frame plate and a material supporting frame, the feeding mechanism sends bars to be processed to the pushing mechanism, the pushing mechanism comprises a servo motor, a pushing beam, a conveyor belt, a conveying frame and a pushing frame, the pushing mechanism sends the bars to a main shaft hole of the lathe for processing, the unloading structure comprises a discharging cylinder, a discharging cylinder and a discharging box, and the unloading structure performs unloading on the processed workpieces. The invention can form a manufacturing system together with a numerical control lathe, replaces the working procedures of manual feeding and blanking, reduces the labor intensity of worker operation, remarkably improves the automation degree and the production efficiency of the production process, is suitable for mass processing of turning, drilling and the like of bar parts, has convenient operation and simple maintenance, and promotes the progress and popularization and use of the whole industry.

Inventors

  • XU FANGFU
  • WU JIANWEI
  • YAN JIANGUO
  • JIANG WENJUN
  • LI SHENGRONG
  • CHEN TING

Assignees

  • 浙江大学台州研究院

Dates

Publication Date
20260505
Application Date
20260318

Claims (6)

  1. 1. The automatic feeding and discharging device of the lathe for the long rod workpiece is characterized by comprising a frame (1), a control box (2), a feeding mechanism (3), a pushing mechanism (4) and a discharging structure (5); The feeding mechanism (3) comprises a discharging box (6), a pushing cylinder (7), a pushing frame plate (8) and a material supporting frame (9), wherein the pushing cylinder (7) drives the pushing frame plate (8) to move, and rods in the discharging box (6) are pushed into the material supporting frame (9); The pushing mechanism (4) comprises a servo motor (10), a pushing cross beam (11), a conveying belt (12), a conveying frame (13) and a pushing frame (14), wherein the pushing cross beam (11) is fixedly arranged on a frame (1), the servo motor (10) is fixed at one end of the pushing cross beam (11), the conveying belt (12) is arranged on the pushing cross beam (11) through a wheel shaft piece, the conveying belt (12) of the pushing frame (14) is fixed and provided with a pushing rod (15), the pushing frame (14) is arranged on a movable work table (16-1) of a lathe (16), the servo motor (10) drives the conveying belt (12), the conveying belt (12) synchronously drives the pushing frame (14) and the pushing rod (15) on the pushing frame (14), and then the pushing rod (15) pushes a bar workpiece to a spindle hole (16-2) of the lathe (16) for processing; the blanking structure (5) comprises a blanking cylinder (17), a blanking cylinder (18) and a blanking box (19), wherein the blanking cylinder (18) is arranged on a movable workbench (16-1) of a lathe (16), the blanking cylinder (17) is arranged on one side of the lathe (16) and can push processed bars into the blanking cylinder (18), and the bars in the blanking cylinder (18) continuously push to drop into the blanking box (19).
  2. 2. The automatic loading and unloading device for the lathe of the long bar workpiece, which is characterized by further comprising a transfer mechanism (20), wherein the transfer mechanism (20) comprises a transfer beam (21), a lifting cylinder (22), a rotating cylinder (23), a conversion frame (24) and a conversion clamping jaw (25), the transfer beam (21) is fixed on the frame (1), the lifting cylinder (22) is fixed at the end part of the transfer beam (21), the rotating cylinder (23) is connected with the lifting cylinder (22), the conversion clamping jaw (25) is connected with the rotating cylinder (23), the conversion frame (24) is arranged on a movable table (16-1) of the lathe (16), the unloading cylinder (17) pushes a part of processed bar stock to the conversion frame (24), the lifting cylinder (22) drives the conversion clamping jaw (25) to lift and clamp the bar stock on the conversion frame (24), the rotating cylinder (23) rotates to drive the bar stock on the conversion clamping jaw (25) to change direction, and a pushing rod (15) in the pushing mechanism (4) is used for pushing the bar stock to a spindle hole (16-2) of the lathe (16) again after the change direction is finished.
  3. 3. The automatic feeding and discharging device for the lathe for the long rod workpiece, disclosed in claim 1, is characterized in that a pushing mounting plate (26) is arranged on one side of the discharging box (6), a pushing frame plate (8) is slidably mounted on one side of the pushing mounting plate (26), a pushing cylinder (7) is fixedly mounted with the pushing mounting plate (26), the pushing cylinder (7) pushes the pushing frame plate (8), and bars at the bottom of the discharging box (6) are pushed to fall into a material supporting frame (9).
  4. 4. The automatic loading and unloading device of the lathe for long bar workpieces according to claim 1, wherein a bar inductor (27) is arranged at the position of the material supporting frame (9), the feeding mechanism (3) further comprises a discharging cylinder (28) and a baffle plate (29), the discharging cylinder (28) is fixedly connected with the discharging box (6) through a connecting plate (30), the bar inductor (27) is used for inducing whether bars are in the material supporting frame (9), and the baffle plate (29) moves up and down on one side of the material supporting frame (9) under the driving of the discharging cylinder (28) to control the bars to drop to the material supporting frame (9).
  5. 5. The automatic loading and unloading device for the lathe of the long bar workpiece, which is disclosed in claim 1, is characterized in that a bar stock backup plate (31) is arranged in the discharging box (6), the bar stock backup plate (31) is connected to one side of the discharging box (6) through an adjusting rod (32), and the distance between the bar stock backup plate (31) and the other side of the discharging box (6) is adjusted through the adjusting rod (32).
  6. 6. The automatic loading and unloading device for the lathe of the long rod workpiece according to claim 3, wherein the same ends of the pushing mounting plate (26) and the pushing frame plate (8) are provided with a blanking inclined plane (33) declining towards the material supporting frame (9).

Description

Automatic feeding and discharging device of lathe for long rod workpiece Technical Field The invention relates to the technical field of automatic loading and unloading of lathes, in particular to an automatic loading and unloading device of a lathe for long bar workpieces. Background With the continuous progress of technology, the mechanical manufacturing technology level is continuously improved, the current mechanical manufacturing industry has entered an automated era, the numerical control lathe is widely applied to various manufacturing enterprises, and the production efficiency is greatly improved. The automatic feeding and discharging device is an important link for realizing continuous and automatic production of the numerical control lathe, and is an important component of the numerical control lathe. In the numerical control lathe machining process, bar workpieces occupy a large proportion, and the existing semiautomatic loading and unloading modes of the workpieces are adopted, so that the full-automatic loading and unloading of the bar workpieces machined by the lathe is very necessary, and the efficiency of machining the bar workpieces in the lathe needs to be improved. Disclosure of Invention The invention aims to solve the problems in the background art and provides an automatic loading and unloading device for a lathe for a long rod workpiece. In order to solve the technical problems, the technical scheme of the invention is that the automatic loading and unloading device of the lathe for the long rod workpiece comprises a frame, a control box, a feeding mechanism, a pushing mechanism and an unloading structure; The feeding mechanism comprises a discharging box, a pushing cylinder, a pushing frame plate and a material supporting frame, wherein the pushing cylinder drives the pushing frame plate to move, and the rod materials in the discharging box are pushed into the material supporting frame; The pushing mechanism comprises a servo motor, a pushing beam, a conveyor belt, a conveying frame and a pushing frame, wherein the pushing beam is fixedly arranged on a frame, the servo motor is fixed at one end of the pushing beam, the conveyor belt is arranged on the pushing beam through a wheel shaft, the pushing frame is fixed with the conveyor belt and is provided with a pushing rod, and the pushing frame is arranged on a movable working table of a lathe; The blanking structure comprises a blanking cylinder, a blanking cylinder and a blanking box, wherein the blanking cylinder is arranged on a movable working table of a lathe, the blanking cylinder is arranged on one side of the lathe, and can push processed bars into the blanking cylinder, and the bars in the blanking cylinder continuously push the bars to drop into the blanking box. In the automatic loading and unloading device of the lathe of the long bar workpiece, the automatic loading and unloading device further comprises a transfer mechanism, the transfer mechanism comprises a transfer beam, a lifting cylinder, a rotary cylinder, a conversion frame and a conversion clamping jaw, the transfer beam is fixed on the frame, the lifting cylinder is fixed at the end of the transfer beam, the rotary cylinder is connected with the lifting cylinder, the conversion clamping jaw is connected with the rotary cylinder, the conversion frame is arranged on a movable working table of the lathe, the unloading cylinder pushes a part of processed bar stock to the conversion frame, the lifting cylinder drives the conversion clamping jaw to lift and clamp the bar stock on the conversion frame, the rotary cylinder rotates to drive the bar stock on the conversion clamping jaw to change direction, and a pushing rod in the pushing mechanism pushes the bar stock to a spindle hole of the lathe again for processing after the direction change is finished. In the automatic loading and unloading device of the lathe for the long rod workpiece, a pushing mounting plate is arranged on one side of the discharging box, the pushing frame plate is slidably mounted on one side of the pushing mounting plate, the pushing cylinder is fixedly mounted with the pushing mounting plate, and the pushing cylinder pushes the pushing frame plate and pushes bars at the bottom of the discharging box to drop into the supporting frame. In the automatic loading and unloading device of the lathe for the long rod workpiece, the material supporting frame is provided with the rod inductor, the feeding mechanism further comprises a discharging cylinder and a baffle, the discharging cylinder is fixedly connected with the discharging box through a connecting plate, the rod inductor is used for inducing whether a rod exists in the material supporting frame, and the baffle moves up and down on one side of the material supporting frame under the driving of the discharging cylinder and controls the rod to drop to the material supporting frame. In the automatic loading and unloading device of the lathe for