KR20140040488A

KR20140040488A - Burr removing device

Info

Publication number: KR20140040488A
Application number: KR1020120107219A
Authority: KR
Inventors: 임인택
Original assignee: (주)신영프레시젼
Priority date: 2012-09-26
Filing date: 2012-09-26
Publication date: 2014-04-03

Abstract

The present invention relates to a burr removing apparatus that can reliably and stably remove burrs generated in thin sheet injection products used in portable devices, etc., comprising: a base on which a mounting plate on which thin sheet injection products are mounted is installed; A horizontal burr removing unit installed in the base to contact the side of the thin sheet injection product and to remove the burr formed on the side of the thin plate injection product; And a vertical burr removing unit installed on the base to contact the plane of the thin plate injection product to remove burrs formed on the flat surface of the thin plate injection product, wherein the burr is thermally deformed by heat supplied from the horizontal burr removing unit and the vertical burr removing unit. Characterized in that the removal.

Description

Burr removing device

The present invention relates to a burr removing apparatus, and more particularly, to a burr removing apparatus capable of reliably and stably removing burrs generated in a thin sheet injection product used in a portable device.

In general, a case such as a mobile device dissolves non-ferrous metals such as magnesium, aluminum, or plastic and injects them at a high pressure into a die-casting injection mold to manufacture a variety of products.

This injection product is a material which is melted by the pressure of the molten material generated in the injection process around the plurality of mill pins formed in the mold so that the injection solution supply gate contacts or separates the injection molded product from the mold. Burr is generated in the injection-molded injection product, and the burr is removed because it causes a bad product.

Since the burr of the injection molded product is an obstacle to the manufacture of the product, the burr is generally removed by using a hand tool such as a chisel, which requires a lot of labor, and the quality of the burr is different due to the removal status of the burr. A fault is pointed out.

In order to solve this problem, Korean Patent No. 10-0848780 (burr removing device of injection) proposes a method of removing burrs using a processing blade. However, in this case, the processing surface is not clean, and there is a problem that chips are generated. And it is difficult to remove the burr formed in the longitudinal direction on the side surface of a product.

In addition, Korean Patent Publication No. 10-2008-0093654 uses a method of removing burrs by polishing. Even in this case, scratches may remain on the processed surface, and there is a problem in that it takes a long time.

SUMMARY OF THE INVENTION An object of the present invention devised to solve the above problems is to provide a burr removing apparatus capable of reliably and stably removing burrs generated in a thin sheet injection product used in a portable device.

The present invention for achieving the above object, the base on which the seat plate is installed is mounted sheet injection; And a horizontal burr removing unit installed in the base to contact the side of the thin plate injection product and to remove burrs formed on the side of the thin plate injection product, wherein the horizontal burr removing unit has a horizontal burr removing block that abuts the side of the thin plate injection product. And a horizontal driver for driving the horizontal burr removing block to approach or space the thin plate ejection, and a horizontal heater for heating is installed inside the horizontal burr removing block.

Another invention is a base on which a seating plate on which a thin sheet injection product is mounted; And

A vertical burr removing unit installed on the base to contact the plane of the thin plate injection product to remove the burr formed on the flat surface of the thin plate injection product, wherein the vertical burr removing unit is spaced apart from the base and moved vertically by a vertical driver. Possible operation plate and a vertical burr removal rod is installed on the operation plate and abuts the plane of the thin plate injection, the vertical burr removal rod has a vertical burr removal tip that can be installed in the vertical heater to remove the burr Burr removal device characterized in that it is installed.

The horizontal burr removing unit and the vertical burr removing unit of one burr removing device may be installed at the same time.

In addition, the inner wall surface of the horizontal burr removing block is characterized in that it has a shape corresponding to the side of the thin pack injection.

In addition, the operation plate is characterized in that the adsorption rod is installed to move the thin plate injection by adsorbing.

In addition, the end of the vertical burr removal tip is characterized in that the concave groove is formed to be concave.

Through the present invention, it is an industrially useful invention that can effectively remove the burr generated in the injection molding and its structure is simple and can be widely used. In addition, since the burrs are automatically removed, the operation is convenient and the number of workers can be greatly reduced, thereby reducing costs and improving productivity.

1 is a perspective view of a burr removing apparatus according to an embodiment of the present invention.
FIG. 2 is a partially enlarged perspective view of a part of the burr removing device of FIG. 1.
3 is a partially enlarged perspective view of a vertical burr removing unit of the burr removing apparatus of FIG. 1.
4 is a plan view illustrating an operation of the horizontal burr removing unit of the burr removing apparatus of FIG. 1.
5 is a cross-sectional view illustrating a state in which burrs are removed by the burger removing apparatus of FIG. 1.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In order to clearly illustrate the present invention, parts not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the specification.

Reference numeral 100 shown in FIG. 1 indicates a burr removing apparatus according to an embodiment of the present invention.

The burr removing apparatus 100 is in contact with the side surface of the thin plate injection product 10 and the base 102 on which the mounting plate 106 on which the thin plate product 10 is mounted is mounted. And a horizontal burr removing unit installed on the base to remove the formed burr, and a vertical burr removing unit installed on the base to contact the plane of the thin plate injection product and to remove the burr formed on the flat surface of the thin plate injection product.

In the embodiment of the present invention, the horizontal burr removing unit and the vertical burr removing unit are installed at the same time in the burr removing apparatus 100, but only one of them may be installed.

The horizontal burr removing unit may include horizontal burr removing blocks 108, 110, 112, and 114 that abut the side of the thin sheet injection product 10, and horizontal actuators 116, 117, 118, and 120 driving the horizontal burr removing blocks 108, 110, 112, and 114 to approach or space the thin sheet injection product. Include.

The horizontal burr removal blocks 108, 110, 112, and 114 have a shape corresponding to the shape of the side surface of the thin sheet injection product 10, and a horizontal heater (not shown) for heating is installed therein. Therefore, the horizontal burr removing blocks 108, 110, 112, and 114 are heated and melted to remove the burrs 20 and 22 formed on the side surfaces of the thin sheet injection product 10 by heating the horizontal heater.

The horizontal actuators 116, 117, 118, and 120 may use known pneumatic actuators, and other known techniques may be applied.

The number of the horizontal removal blocks 108, 110, 112, and 114 may vary depending on the shape of the thin-film injection product 10 or the location of burrs. In the embodiment of the present invention, four horizontal removal blocks 108, 110, 112, and 114 have a rectangular shape. It is formed so as to contact toward the four corners of the injection molded product 10.

The vertical burr removing unit is installed on the base 102 and vertically movable by a vertical driver 156 and a movable plate 140, and installed on the operating plate 140 to be perpendicular to the plane of the thin plate injection product. Burr removal rod (122, 124, 126, 128) is included.

The vertical burr removing rods 122, 124, 126, and 128 are installed with a vertical burr removing tip 121 for removing burrs by installing a vertical heater (not shown) therein. It is also possible to press the bur at the end of the vertical burr removing tip 121 to flatten, but as shown in Figure 3, a concave groove 119 is formed to be formed to protrude on the plane of the thin sheet injection (10) It is preferable to lower the height of (12, 14, 16, 18) and to deform the upper portion to a curved surface because it does not impose excessive load on the vertical driver 156. That is, since the burrs 12, 14, 16, and 18 protruding on the plane of the thin sheet injection product 10 generally face the inside of the portable device, the burrs 12, 14, 16, and 18 are processed to a level that prevents contact with other parts rather than aesthetic appearance. This is because it is enough to deform.

In addition, the vertical burr removing rods 122, 124, 126 and 128 may be provided with buffer springs 123, 125, 127 and 129 to reduce the impact when the vertical burr removing tip 121 abuts the thin plate injection product 10.

The vertical burr removing rods 122, 124, 126, and 128 are fixed to the mounting arms 146, 148, 150, and 152 formed on the operation plate 140. One end of the mounting arms 146, 148, 150, and 152 is fixed to the mounting beams 142 and 144 disposed on the operation plate 140.

In addition, the operation plate 140 may be provided with an adsorption rod 130 that can adsorb and move the thin plate injection (10). The adsorption rod 130 is fixed by the mounting arm 154, and one end of the mounting arm 154 is fixed to the mounting beam 144. Negative pressure is supplied to the adsorption rod 130 by a negative pressure supply source (not shown). In addition, the adsorption rod 130 may be attached to a separate robot arm (not shown) to supply the thin plate injection product 10 to the burr removing apparatus 100.

In addition, in order for the operation plate 140 to stably move up and down by the vertical driver 156, the guide beams 160 and 162 are installed in the base 102, and the guide beams 160 and 162 are operated. It is disposed to penetrate the plate 140. The vertical actuator 156 may use a well-known pneumatic cylinder, it is also possible to use other well-known drive mechanism, such as a cam mechanism.

The front surface of the base 102 controls the operation of the horizontal drivers (116, 117, 118, 120), the vertical driver 156, and controls the on-off of the horizontal heater or vertical heater installed therein, the adsorption rod 130 Control the supply or interruption of negative pressure.

Burr removing apparatus 100 according to an embodiment of the present invention is basically the same as described above. Hereinafter, an operation process according to the burr removing device 100 will be described.

First, as shown in FIG. 2, in a state where the horizontal burr removing unit and the vertical burr removing unit are spaced apart from the mounting plate 106, the thin plate injection product 10 is supplied to the mounting plate 106. The thin plate injection product 10 may be supplied by an attraction force or by an adsorption rod 130 attached to the robot arm as described above.

Then, the horizontal burr removing blocks 108, 110, 112, 114 and the vertical burr removing rods 122, 124, 126, 128 are operated to approach the thin-film injection product 10 at the same time or at a time difference. Remove burrs 12, 14, 16, 18, 20, and 22. At this time, the horizontal heaters of the horizontal burr removing blocks 108, 110, 112, and 114 and the vertical heaters of the vertical burr removing tip 121 are already heated.

After a predetermined time, the horizontal burr removing blocks 108, 110, 112, 114 and the vertical burr removing rods 122, 124, 126, 128 are operated so as to be spaced apart from the thin sheet injection product 10 at the same time or with a time difference. At this time, if the adsorption rod 130 is installed on the operation plate 140, the horizontal burr removal blocks (108, 110, 112, 114) is moved from, and the vertical burr removal rods (122, 124, 126, 128) is raised.

And, the thin plate injection molding 10 is spaced apart from the seating plate 106 by the adsorption rod 130, the thin plate injection molding 10 is moved to the next process by the attraction, or the suction rod 130 is By moving the installed robot arm, it can move to the next process.

By repeating this process, it is possible to quickly and reliably remove the burr formed in the thin plate injection product.

Although the preferred embodiments of the present invention have been described above, the present invention is not limited thereto, and various modifications or changes can be made within the scope of the claims and the detailed description of the invention and the accompanying drawings. In addition, it is natural that it belongs to the scope of the present invention.

10: thin sheet injection 12,14,16,18,20,22
100: burr removing device 102: base
104: operation unit 106: seating plate
108,110,112,114: Horizontal Burr Removal Blocks 116,117,118,120: Horizontal Actuator
119: recessed groove 121: vertical burr removal tip
122, 124, 126, 128: vertical burr removal rod 123, 125, 127, 129: shock absorbing spring
130: adsorption rod 140: operating plate
142,144: mounting beam 146,148,150,152,154: mounting arm
156: vertical actuator 158: cylinder
160,162: guide beam

Claims

A base on which a mounting plate on which thin sheet injection products are mounted is installed; And
And a horizontal burr removing unit installed in the base to contact the side of the thin sheet injection product and to remove the burr formed on the side of the thin plate injection product.
The horizontal burr removing unit includes a horizontal burr removing block that abuts the side of the thin sheet injection product, and a horizontal driver for driving the horizontal burr removing block to approach or space the thin plate injection product.
And a horizontal heater for heating is installed in the horizontal burr removing block.

A base on which a mounting plate on which thin sheet injection products are mounted is installed; And
A vertical burr removing unit installed on the base to contact the plane of the thin sheet injection product and to remove burrs formed on the flat surface of the thin plate injection product,
The vertical burr removing unit includes an operating plate spaced apart from the base and movable vertically by a vertical driver, and a vertical burr removing rod installed on the operating plate to abut the plane of the thin plate injection product.
The vertical burr removing rod is installed in the vertical burr removing rod, characterized in that the vertical burr removing tip is installed to remove the burr.

A base on which a mounting plate on which thin sheet injection products are mounted is installed;
A horizontal burr removing unit installed in the base to contact the side of the thin sheet injection product and to remove the burr formed on the side of the thin plate injection product; And
A vertical burr removing unit installed on the base to contact the plane of the thin sheet injection product and to remove burrs formed on the flat surface of the thin plate injection product,
The horizontal burr removing unit includes a horizontal burr removing block that abuts the side of the thin sheet injection product, and a horizontal driver for driving the horizontal burr removing block to approach or space the thin plate injection product.
A horizontal heater for heating is installed inside the horizontal burr removing block.
The vertical burr removing unit includes an operating plate spaced apart from the base and movable vertically by a vertical driver, and a vertical burr removing rod installed on the operating plate to abut the plane of the thin plate injection product.
The vertical burr removing rod is installed in the vertical burr removing rod, characterized in that the vertical burr removing tip is installed to remove the burr.

The burr removing apparatus according to claim 1 or 3, wherein an inner wall surface of the horizontal burr removing block has a shape corresponding to a side surface of the thin pack injection.

4. The burr removing apparatus according to claim 2 or 3, wherein the working plate is provided with an adsorption rod capable of adsorbing and moving the thin plate injection product.

The burr removing apparatus of claim 2 or 3, wherein a concave groove is formed at an end of the vertical burr removing tip.