KR101768872B1 - Carbide insert reversing device - Google Patents

Abstract

The present invention relates to a carbide insert reversing device connected to a transfer device for grinding a carbide insert and performing a reversing work of changing an upper surface and a lower surface of a carbide insert transferred. The carbide insert reversing device comprises: a body having the outside in a vertical rectangular shape as a steel plate with a predetermined thickness and a predetermined area is cut and assembled; a grip unit located on the upper surface of the body and having multiple magnetic grips to perform the reversing work of the carbide insert; a driving unit located on the inner side of the lower part of the body and correcting the height as much as the thickness of the carbide insert when the grip unit performs the reversing work; a reversing driving unit located on the rear surface of the center of the body and connected to the driving unit, wherein the reversing driving unit is connected to the grip unit and rotating a magnetic grip of the grip unit. Therefore, the carbide insert reversing device can reduce costs of a product and can improve productivity by providing a compact device of reversing a carbide insert product of various shapes and various heights.

Description

Carbide insert reversing device < RTI ID = 0.0 >

The present invention relates to a cemented carbide insert reversing device, and more particularly, to a cemented carbide insert reversing device that can be used exclusively for a process requiring reversing in a cemented carbide insert transferring device. The cemented carbide insert is gripped by a magnetic grip, To an apparatus for reversing the upper and lower surfaces of an insert product.

In general, a cutting tool is mainly used for cutting an iron-based material, a non-ferrous metal, and a nonmetallic material, and is usually a tool that is mounted on a machine tool and performs cutting for machining a workpiece into a desired shape.

The cemented carbide insert used in the cutting tool is made of a diamond powder or a cemented carbide powder which is made of a metal such as iron (Fe), tungsten (W), cobalt (Co), copper (Cu), nickel (Ni), tin Is a sintered alloy formed by mixing with a metal powder such as tin (CuSn), zinc (Zn), copper-zinc (CuZn), silver (Ag)

The molding step before firing is carried out by placing the mixed powder in a rectangular parallelepiped cavity, firstly pressing the mixture, placing the first press-molded mixture into the cavity of the carbon mold, and applying a relatively large pressure using a puncher, A cutting tip having a shape corresponding to that of the cutting tool is formed. The diamond insert tip or the insert tip is completed by firing the insert tip formed in a predetermined shape in the sintering furnace.

The fired cemented carbide insert is produced as a finished product through a grinding step, a coating step and an inspection step. In the grinding step, there is a product requiring only top grinding in accordance with a cemented carbide insert, and there is a product requiring both a top surface and a bottom surface. The reversing machine is required for grinding both upper and lower surfaces by placing the cemented carbide insert on the reversing machine after top grinding and turning the lower surface into a grinding machine through reversing.

In the related art, there is a problem that the manufacturing cost of the main equipment is increased or the workability is lowered by designing the apparatus including the apparatus for the inversion process in the grinding transfer equipment or by inverting it with the workforce.

Therefore, in order to solve such a problem, the present invention intends to invent a small size cemented carbide insert which can be easily attached to a conventional grinding transfer apparatus.

Korean Registered Patent No. 10-1636757 (June 06, 2016) Korean Registered Patent No. 10-1552253 (Feb.

In order to solve the above-described problems, it is an object of the present invention to provide a cemented carbide insert reversing device comprising a body, a grip part, a driving part, and an inversion driving part.

It is another object of the present invention to provide a cemented carbide insert reversing apparatus comprising a body in which a steel plate having a predetermined thickness and area is cut and assembled to form a vertical rectangular parallelepiped shape.

It is still another object of the present invention to provide a cemented carbide insert reversing device in which a plurality of magnetic grips of a grip portion are provided on a top surface of a body so that the cemented carbide insert can be reversed.

It is still another object of the present invention to provide a carbide insert reversing device which is located on the upper surface of the body and includes a grip portion having a plurality of magnetic grips for reversing the cemented carbide insert.

Another object of the present invention is to provide a reversing grip which is fixed to the rotating shaft and is configured to put a cemented carbide insert on a top surface for the purpose of reversing, And a fixing grip which is formed such that a cemented carbide insert which is inverted into the same shape at a position opposite to the reversing grip is seated on the cemented carbide insert.

It is still another object of the present invention to provide a cemented carbide insert capable of correctly positioning a cemented carbide insert by gripping / ungripping on / off to / from an operating air using a permanent magnet when the magnetic grip of the grip portion performs a reversing operation, Device.

Another object of the present invention is to provide a carbide insert reversing device which is located inside the lower part of the body and which is formed so as to correct the height by the thickness of the carbide insert when the grip part is reversed.

Another object of the present invention is to provide a cemented carbide insert reversing device which is located at the rear side of the center of the body and is connected to the driving part and connected to the grip part so as to rotate the magnetic grip of the grip part .

It is still another object of the present invention to provide a control apparatus for an internal combustion engine, which comprises a rotary cylinder in which an inversion driving section is operated by air, a timing pulley connected to the rotary cylinder for repeating the inversion and the return in the left- A driven pulley coupled to the one side, and a belt for rotating the two pulleys.

It is still another object of the present invention to provide a cemented carbide insert reversing device in which an inversion driving part is coupled to the driving part and moves up and down together to correct a height of a cemented carbide insert product.

In order to achieve the above object, the present invention provides a carbide insert reversing apparatus comprising a body, a grip portion, a driving portion, and an inversion driving portion.

Another feature of the cemented carbide insert reversing device of the present invention is that a steel plate having a constant thickness and area is cut and assembled to form a body having a vertical rectangular parallelepiped shape.

A plurality of magnetic grips of the grip portion are provided on the upper surface of the body of the cemented carbide insert reversing device of the present invention to perform the reversing operation of the cemented carbide insert.

Another feature of the cemented carbide insert reversing device of the present invention is that it comprises a grip portion located on the upper surface of the body and having a plurality of magnetic grips for reversing the cemented carbide insert.

The magnetic grip of the grip portion of the cemented carbide insert reversing device of the present invention is fixed to the rotating shaft around the rotating shaft formed to transmit the rotational motion of the reversing drive portion so that the cemented carbide insert is placed on the top surface for the purpose of reversing. And a fixing grip formed so that a cemented carbide insert which is inverted into the same shape at a position opposite to the reversing grip is seated.

The magnetic grip of the grip portion of the cemented carbide insert reversing device of the present invention is designed so that the cemented carbide insert can be seated accurately by gripping / ungripping on / off the working air using a permanent magnet to the reversing grip when reversing .

Another feature of the cemented carbide insert reversing device of the present invention includes a driver positioned inside the lower portion of the body and configured to correct a height of the carbide insert when the grip portion performs the reversing operation.

Another aspect of the present invention is to provide a reversing drive unit that is disposed on the rear side of the center of the body and is coupled to the driving unit and connected to the grip unit to rotate the magnetic grip of the grip unit.

The reversing driver of the cemented carbide insert reversing device of the present invention includes a rotary cylinder that operates by air, a timing pulley that is connected to the rotary cylinder and repeats reversing and returning to the left and right rotational motion, A driven pulley coupled to one side of the shaft, and a belt for rotating both pulleys.

The reversing driver of the cemented carbide insert reversing device of the present invention is coupled to the driving part and is configured to perform up and down movement together to correct the height of the cemented carbide insert.

The above-described cemented carbide insert reversing apparatus of the present invention has an advantage in that it is not subject to shape and size by reversing various carbide inserts using magnet.

In addition, the cemented carbide insert has various features in the height portion as well as the shape and the outer size. The carbide insert reversing device of the present invention has a merit that it is capable of correcting the height in order to cope with various heights, and is excellent in product responsiveness.

Further, since the carbide insert reversing device of the present invention can be manufactured in a small size as a whole, it has an advantage that it can be easily attached to a clearance space of existing main body equipment.

1 is a schematic perspective view showing a carbide insert reversing device of the present invention.
2 is a schematic perspective view of a carbide insert reversing device according to the present invention in a different direction.
3 is a schematic cross-sectional view showing the carbide insert reversing device of the present invention.
FIG. 4 is a rear view schematically showing the cemented carbide insert reversing device of the present invention. FIG. 4 is a view showing the height adjusting function by the inversion driving part moving up and down by the thickness of the cemented carbide insert by the rotation of the driving part.
Fig. 5 is a flowchart of the reversing operation of the cemented carbide insert product of the present invention in which the reversing grip grasps the cemented carbide insert.
FIG. 6 is a flowchart showing the reversing operation of the cemented carbide insert according to the present invention, in which the reversing grip grips the cemented carbide insert and inverts the fixed grip, It is the height adjustment by moving up the insert thickness.
FIG. 7 is a flowchart showing the reversing operation of the cemented carbide insert according to the present invention, wherein the reversing grip is returned and the reversing drive unit is rotated by the rotation of the driving unit.

While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and are herein described in detail.

It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

The terms or words used in the present invention are used only to describe specific embodiments and are not intended to limit the present invention. It should be construed in the meaning and concept consistent with the technical idea of the present invention based on the principle that the concept of the term can be appropriately defined in order to explain the invention in the best way.

Specific features and advantages of the present invention will become more apparent from the following description taken in conjunction with the accompanying drawings.

FIG. 1 is a schematic perspective view showing a carbide insert reversing device of the present invention, FIG. 2 is a schematic perspective view of a carbide insert reversing device of the present invention, and FIG. 3 is a schematic perspective view showing a carbide insert reversing device of the present invention. And FIG. 4 is a schematic rear view showing the cemented carbide insert reversing device of the present invention, in which the inversion driving part moves up and down by the thickness of the cemented carbide insert due to the rotational movement of the driving part, Fig. 6 is a view showing a state in which the reversing grip is gripped by the cemented carbide insert, and Fig. 6 is a view showing the reversing operation of the cemented carbide insert according to the present invention. Wherein the reversing grip grips the cemented carbide insert and inverts the fixed grip, and at the same time, FIG. 7 is a flowchart illustrating a reversing operation of the cemented carbide insert according to the present invention. FIG. 7 is a flowchart showing the reversing operation of the cemented carbide insert according to the present invention. And at the same time, the inversion driving unit is rotated by the rotation of the driving unit.

As shown in FIG. 1, the cemented carbide insert reversing device of the present invention is coupled to the cemented carbide insert grinding conveying device to perform a reversing operation of changing the positions of the upper and lower surfaces of the cemented carbide insert 11 to be transferred.

In such a reversing operation, there is a product requiring only the upper surface grinding according to the carbide insert product in the grinding process of the carbide insert product, and there is a product which requires both the upper surface and the lower surface. The lower surface is ground, and a reversing device is needed. Generally, the reversing device is configured to be provided in combination with the conveying equipment for the carbide insert grinding. Therefore, in addition to the components described below, a system (gripper, pallet, camera unit, pallet transfer device, etc.) for transferring the cemented carbide insert product and a controller (not shown) for controlling the main body equipment and the reversing program are included in the cemented carbide insert (10).

The carbide insert reversing device of the present invention includes a body 20, a grip portion 100, a driving portion 200, and an inversion driving portion 300.

Referring to FIG. 2, the body 20 of the carbide insert reversing device of the present invention is formed by cutting and assembling an iron plate having a constant thickness and area, and the outer circumference is formed into a vertical rectangular parallelepiped.

The body 20 of the cemented carbide insert according to the present invention is formed as a vertically rectangular parallelepiped body divided into upper and lower portions and a flange 23 is formed at a lower portion thereof to fix the servomotor 210 at a fixed position inside And the intermediate rear part are arranged separately from the body 20 so as to move up and down as a whole and a plurality of magnetic grips 110 are installed on the upper surface part.

3, the grip part 100 of the cemented carbide insert reversing device of the present invention is located on the upper surface of the body 20 and includes a plurality of magnetic grips 110 for reversing the cemented carbide insert, .

The magnetic grip 110 of the grip portion 100 of the cemented carbide insert of the present invention includes a rotating shaft 140 formed to transmit rotational motion of the inversion driving portion 300, A reversing grip 110 'which is fixed to the reversing grip 110' so as to place the cemented carbide insert on the upper surface thereof for the purpose of reversing, and a cemented carbide insert fixed to the reversing grip 110 ' Grip 110 ".

The magnetic grip 110 of the grip part 100 of the cemented carbide insert of the present invention has a fixed grip 110 '' when the reversing grip 110 'is returned to the reversing grip 110' On / off to the operating air using a permanent magnet and grip / ungrip to secure the cemented insert precisely.

In this case, the upper surface of the reversing grip 110 'is configured so as to be in surface contact with the upper surface of the fixed grip 110' by rotating 180 degrees in the absence of the cemented insert. However, when the actual reversing operation is performed, The reversing grip 110 'is corrected in accordance with the vertical action of the driving unit 200. [

At this time, the fixed grip 110 '' includes the shock-up server 120 and the spring 130 on the upper surface of the body 20, thereby relieving the impact of the rotation of the reversing grip 110 ' do.

3, the driving part 200 of the cemented carbide insert reversing device of the present invention is located inside the lower part of the body 20, and when the grip part 100 performs a reversing operation, .

The driving unit 200 includes a servomotor 210 for generating power and a driving unit 210 for switching the rotational motion of the servomotor 210 to rectilinear motion so as to correct the height by the thickness of the cemented insert, 100 to move up and down.

The link 220 is connected to the magnetic grip table 230 to move the magnetic grip table 230 up and down by the cemented carbide insert thickness by the link 220 when the servo motor 210 rotates, The inversion driving unit 300 mounted on the magnetic grip table 230 moves up and down together.

At this time, the rotation angle of the servo motor 210 is determined by the height of the cemented carbide insert and is sensed and controlled by the sensor 250 and the sensor dog 240.

4, the inversion driving unit 300 of the cemented carbide insert according to the present invention is disposed at the rear of the center of the body 20 and is coupled to the driving unit 200 and connected to the grip unit 100 And is configured to rotate the magnetic grip 110 of the grip portion 100. [

The inversion driving unit 300 of the present invention includes a rotary cylinder 310 that operates by air, a timing pulley 320 that is connected to the rotary cylinder 310 and repeats reversing and returning by a left- A driven pulley 340 coupled to one side of the rotating shaft 140 to transmit rotational motion to the rotating shaft 140 and a belt 330 rotating the both pulleys 320 and 340 .

The inversion driving unit 300 of the cemented carbide insert reversing apparatus of the present invention is coupled to the driving unit 200 and is configured to perform upward and downward movements together to correct the height of the cemented carbide insert product. A tension adjustment pulley 350 is installed between the timing pulley 320 and the driven pulley 340 to keep the tension pulley 320 constant.

The carbide insert reversing device of the present invention having such a configuration operates as follows (see Figs. 5 to 7).

1. Insertion of carbide insert

end. The cemented carbide insert product gripped in the pallet by the gripper which is the transfer device of the main body machine is seated on the reversing grip 110 'of the grip portion 100 of the cemented carbide insert of the present invention and is magnetically gripped.

I. The height of the product is measured by a camera unit (not shown).

2. Height correction of carbide insert

end. The servo motor 210 of the driving unit 200 is rotated under the control of a controller (not shown) so as to correct the measured height.

I. The link 220 connected to the servomotor 210 converts the rotational motion of the servomotor into a rectilinear motion and transmits the rectilinear motion to the inversion driving unit 300.

All. At the same time, the reversing grip 110 'of the grip part 100 is also adjusted upward by the height of the cemented insert.

3. Inversion of carbide insert

end. The operating air drives the rotary cylinder 310 of the inversion driving unit 300 through the air port 360 so that the timing pulley 320 is rotated.

I. The rotary motion is transmitted to the belt 330, the driven pulley 340, and the rotary shaft 140 to rotate the reversing grip 110 '180 degrees.

All. The magnet is disconnected (ungripped) in the reversing grip 110 'rotated by 180 degrees.

la. The inverted cemented insert is seated on the fixed grip 110 "and is magnetically gripped.

4. Return of reversal grip

end. The actuating air drives the rotary cylinder 310 of the inversion driving unit 300 through the air port 360 so that the timing pulley 320 is reversed (in-position).

I. The rotary motion is transmitted to the belt 330, the driven pulley 340, and the rotary shaft 140 so that the reversing grip 110 'is reversed 180 degrees (in-position).

All. At this time, the servo motor 210 of the driving unit 200 is also rotated to the original state, and the reversing grip 110 ', which has been adjusted upward by the height of the cemented insert, is also restored.

5. Emissions of inverted carbide inserts

end. The cemented carbide insert gripped on the fixed grip 110 "is ungripped and transported to the next process by the gripper of the main unit.

The carbide insert reversing device of the present invention has the following features.

First, the cemented carbide insert reversing device of the present invention is advantageous in that it is not subject to shape and size by reversing various carbide inserts using magnet.

In addition, the cemented carbide insert has various features in the height portion as well as the shape and the outer size. The carbide insert reversing device of the present invention has a merit that it is capable of correcting the height in order to cope with various heights, and is excellent in product responsiveness.

Further, since the carbide insert reversing device of the present invention can be manufactured in a small size as a whole, it has an advantage that it can be easily attached to a clearance space of existing main body equipment.

10: carbide insert reversing device
11: Carbide insert
11 ': Carbide insert before reversing
11 ": Carbide insert after reversing
20: Body
21: Outer frame
22: Floor Flange
23: Servo motor fixing flange
100: grip part
110: magnetic grip
110 ': Inversion grip
110 ": Fixed grip
120: shock absorber
130: spring
140: rotating shaft
200:
210: Servo motor
220: Link
230: magnetic grip table
240: Sensor dog
250: Sensor
300: inverting driver
310: Rotary (rotary) cylinder
320: timing pulley
330: belt
340: driven pulley
350: Tension adjustment pulley
360: Airport

Claims (4)

The present invention relates to a cemented carbide insert reversing device which is coupled to a cemented carbide insert grinding transfer device and is capable of reversing the position of the upper and lower surfaces by rotating the cemented carbide insert 11 by 180 degrees,
A body (20) formed by cutting and assembling an iron plate having a constant thickness and an area so that its outer shape is shaped like a vertical rectangular parallelepiped;
A grip portion 100 located on the upper surface of the body 20 and having a plurality of magnetic grips 110 for reversing the cemented insert;
A driving unit 200 located inside the lower portion of the body 20 and configured to correct a height of the carbide insert by a thickness of the carbide insert when the grip unit 100 performs a reverse operation;
An inversion driving unit 300 positioned at the rear of the center of the body 20 and coupled to the driving unit 200 and connected to the grip unit 100 to rotate the magnetic grip 110 of the grip unit 100, ≪ / RTI >
The magnetic grip 110 is fixed to the rotating shaft 140 around a rotating shaft 140 formed to transmit the rotating motion of the inversion driving unit 300 and the cemented carbide insert is mounted on the top surface for the purpose of reversing And a fixing grip 110 'formed to mount a cemented carbide insert which is reversed in the same shape at a position opposite to the reversing grip 110'
The driving unit 200 includes a servomotor 210 for generating power and a driving unit 210 for switching the rotational motion of the servomotor 210 to rectilinear motion so as to correct the height by the thickness of the cemented insert, 100 for moving up and down,
The inversion driving unit 300 includes a rotary cylinder 310 that operates by air, a timing pulley 320 that is connected to the rotary cylinder 310 and repeats the inversion and the return by the left and right rotational motion, , A driven pulley (340) coupled to one side of the rotating shaft (140) to transmit rotational motion to the cemented carbide insert, and a belt (330) rotating the both pulleys (320, 340) .

delete delete delete

Images