JPS5914465A - Polishing apparatus - Google Patents

Abstract

PURPOSE:To effect automatic working of works by centering and holding the works from a stocker on a work table and feeding them sequentially to a rough grinding unit, polishing unit, reeling unit and cleaners between the respective working units. CONSTITUTION:Works 6 in a stock unit 5 are taken out one by one by a cylinder 20 and a vacuum pad of a supply unit 4 according to the command of a control unit 8. They are mounted on a work table 7 to be centered and held and then transferred on a rail 14 by a drive motor to be fed to a rough grinding unit 1. When this transfer is detected, the work 6 is pressed against rotating abraxives 12 and reciprocated by a motor 11 and a screw shaft 35 for rough grinding. It is then fed to a working unit 2 through a cleaner 17 and further to a reeling unit 3 through a cleaner 17 to be sent to the subsequent processes by a transferring unit 9 after the completion of a series of working. And the work table 7 returns to the transfer position. Thus, the polishing operation is automatically effected.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a polishing process for polishing a workpiece, and particularly to a continuous polishing device for top-sharpening, polishing, and polishing, which is suitable for efficient automation.

Conventionally, polishing to give a workpiece surface a mirror finish has used coarse-grained abrasives to remove large irregularities on the workpiece surface. A fine-grained abrasive was used to remove the scratches (sanding marks) caused by the polishing process and the polishing process.

Three processes (work): polishing process, and polishing process using wax to add shine to the surface of the workpiece.
The required machining specifications and performance are different, so if it is to be performed by a single worker, a skilled worker must be familiar with each task, making it a cumbersome task. Ta. There is also an idea to mechanize each work individually, but the work still needs to be transported between each machine.

Installation and removal work had to be done.

In addition to the above conditions, when several types of workpieces with different lengths, widths, and heights have to be made, mechanization of this work becomes even more troublesome.

An object of the present invention is to provide a polishing device R that can automatically polish a workpiece through a series of operations.

In order to achieve -F distribution, the present invention includes a stocker for storing a plurality of workpieces, a supply device for taking out and supplying workpieces from the stocker, a processing table for centering and holding the workpieces, and a top-grinding process. A top-sharpening device, a polishing device that performs polishing, a polishing device that polishes the workpiece, a carry-out device that takes out the workpiece and supplies it to the next process, and each processing device removes foreign matter from the surface of the workpiece. A polishing device is composed of a cleaning device that performs cleaning and a control device that centrally controls these devices.

An embodiment of the present invention will be described below with reference to FIGS. 1 to 8.

As shown in FIG. 1, the polishing device that automatically processes the surface of the workpiece 6 includes a stock device 5, a supply device 4, a processing table 7, an upper polishing device 1, a polishing device 2, and a polishing device 3.
, an unloading device 9, a control device 8, and a cleaning device ftt17.

As shown in FIG. 2, the stock device 5 and supply device #4 are tensioned between a driven sprocket 24 installed on the frame 19 with a kite 25 using a motor 13 fixed to the frame 19 and a sprocket 22 as driving sources. chain 23
This moves the saddle 26 to which the chain 23 is fixed. A base 30 is moved up and down on the saddle 26 along with a guide bar 21 using the cylinder 20 as a driving source, and the workpieces 6 are lowered one by one via a vacuum pad 29 by a vacuum pump 28 installed on the base 30.

The stone-cutting device 5 also shares a frame 19, and a shelf 18 protrudes from the frame 19, on which the workpiece 6 is stored. The processing table 7 uses a cylinder 52 installed in the body 46 as a driving source, and a rack 47 and a pinion 53 to center the width direction of the workpiece 6 and fix it. It is fixed in the longitudinal direction by a moving clamp 48, and is moved on the rail 14 using a motor 60 as a driving source. The upper polishing device 1 includes a frame 1
The motor 11 installed at the saddle 3 and the screw shaft 35
1 moves laterally within the frame 10, and furthermore, the body 32 of the motor 34 and the abrasive 12' is moved up and down by the cylinder 33 installed on the saddle 31 (7, the abrasive 12 is
It has a structure in which it is pressed against the workpiece 6 by the pressure of the cylinder 33. Furthermore, a polishing device 2 and a polishing device 3
The polishing device 1 has exactly the same structure as the top polishing device 1, and applies an abrasive 12 to the workpiece 6 for processing. The unloading device 9 includes a motor 37 installed on a frame 36 and a tin rocket 38.
, driven sprocket 39, and chain 44 to secure the saddle 4.
0 moves through the frame 36-hi via the roller 45, and the fork 43 scoops up the workpiece 6 via the guide 42 using the cylinder 41 installed on the saddle 40 as a driving source, and picks up the workpiece 6 onto the motor roller 16 installed on the frame 15. The structure is such that it is removed and transported to the next process.

The workpiece 6 stored in the stock unit [5 is stored in the control unit fil
: The sheets are taken out one by one by the operation of the feeding device 4 based on the commands set in advance in 8.

The workpiece 6 taken out by the vacuum pump 28, vacuum pad 29, and cylinder 20 is moved onto the processing table 7 by driving the saddle 26 by the motor 13. The machining force-blower first lowers the cylinder 59 lowering bar 58, opens the rack 47 with the cylinder 52, and opens the clamp 48 with the cylinder 49. When the workpiece 6 is placed on the machining table 7-hi in this state by lowering the cylinder 20, the vacuum pump 28 is cut off and the vacuum pad 29 is opened, and the workpiece 6 is placed on the vacuum pad 2-1.
Stay away from 9. After this, the cylinder 20 rises, the supply device 4 goes into a standby state 5, and the workpiece 6 is placed on the processing table 7! When the workpiece 6 is removed, the clamp 48 by the cylinder 49 presses the workpiece 6 against the edge of the processing table 7 and fixes the workpiece 6 in the longitudinal direction. Further, the cylinder 52 connects the pinion 53 to the L
7, the workpiece 6 is automatically centered by the rack 47, centered at a predetermined position on the processing table 7, and clamped in the width direction. Thereafter, the processing table 7 is moved on the rail 14 by the motor 60 and enters the top polishing device 1. When the machining start end of the workpiece 6 is detected by the processing table 7, the abrasive 12 starts rotating by the motor 34, the abrasive 12 is pressed onto the workpiece 6 by the cylinder 33, and forward movement is started by the motor 1] and the screw @35. . The motor 11 rotates at a constant rotation speed (rl
] The abrasive 12 continues to move back and forth in accordance with the width of the workpiece 6 by repeating forward and reverse rotations 17 at every rotation speed that matches the dimensions. When the processing table 7 continues to move and the end of the workpiece 6 is detected by the clamp 48, the body 32 is raised by the cylinder 33, and the motor 34. The motor 11 stops [←, and the abrasive 12 moves away from the workpiece 6 and stops. At this time,
The cleaning device 17 sprays water 57 from a nozzle 54 installed on the frame 55 according to a command from the control device 8 (to remove foreign matter such as polishing scum from the surface of the workpiece 6) in accordance with the movement of the processing table 7. When the polishing device 2 detects the workpiece 6, it removes the abrasive 1 by the same movement as in the top polishing process.
2, the workpiece 6 is polished, and after the processing is completed, the processing table 7 is banked, and the cleaning device t17 polishes the workpiece 6.
After the surface has been cleaned, the processing table 7 resumes its forward movement, and the polishing device 3 performs the polishing process.

When the polishing process is completed, the cylinder 52 releases the rack 47 and the cylinder 49 releases the clamp 48 on the processing table 7. Furthermore, the bar 58 is pushed up by the cylinder 59, and the workpiece 6 is pushed up by a certain amount. The carry-out device 9 lowers the fork 43 by a cylinder 41, and moves the fork 43 below the workpiece 6 on the processing table 7 via the saddle 40 by the motor 37, sprocket 38, driven sprocket 39, and chain 44.
Let it sink in. After the fork 43 is raised by the cylinder 41 and scoops up the workpiece 6 from below, the motor 37
The workpiece 6 is moved by the motor roller 16 installed on the frame 15, is lowered by the cylinder 41, is transferred onto the motor roller 16, and is transferred to the next process by the rotation of the motor roller 16. Export equipment w9
When the workpiece 6 on the processing table 7 is taken out,
The processing table 7 returns to the carry-in position, is again supplied with the next workpiece 6 by the supply device 4, and begins processing the next workpiece 6.

Thereafter, all the wafers 6 in the stock device 5 are processed automatically in J order.

According to this embodiment, the handling of the completed workpiece 6 is performed using the lower surface of the workpiece 6, and the workpiece 6
This has the effect of not causing scratches on the surface due to transportation.

According to the present invention, workpieces stored in a stocking device can be automatically and continuously polished according to the width, length, and height of the workpieces. This has the effect of greatly reducing labor and enabling unmanned operation.

[Brief explanation of drawings]

1 to 8 are diagrams showing one embodiment of the present invention. FIG. 1 is an overall view of one embodiment of the present invention, FIG. 2 is a side view of a stocking device and a supply device, and FIG. 3 is a processing Overall table view, 4th
The figure is a sectional view showing the longitudinal clamping device for the workpiece.
6 is a front view of the cleaning device, FIG. 7 is a side view of the unloading device, and FIG. 8 is a sectional view of the workpiece lifting device. 1. Upper polishing device, 2. Polishing device, 3.
... Polishing processing device, 4 ... Supply device, 5 ... Stock device, 6 ... Workpiece, 7 ... Processing table,
8... Control device, 9... Carrying out device, 12... Abrasive, 17... Cleaning device

Claims (1)

[Claims] 1. In the polishing process, in which the workpiece is polished by pressing an abrasive onto the wire and moving the abrasive or the workpiece, or the workpiece and the abrasive, a top-polishing device is used to remove large irregularities on the surface of the workpiece, and a top-polishing device is used to remove scratches from top-polishing. A polishing device that smoothes the surface of the workpiece, a polishing device that makes the surface of the workpiece glossy, a stocking device that stores multiple workpieces, a feeding device that takes out the workpieces from the stocking device and supplies them to the processing table, and a polishing device that smoothes the surface of the workpiece. A processing table that maintains centering and moves between processing devices, a carry-out device that takes out the workpiece from the processing table and supplies it to the next process, a control device that centrally controls these, and a cleaning device that cleans all foreign substances on the surface of the workpiece. A polishing device characterized by the following configurations.