KR102572402B1 - Cutting work piece automatic supply system of cnc lathe - Google Patents

Abstract

The present invention is installed on the front of the CNC lathe and is configured to supply the forging of the CNC lathe, the spiral vibration feeder for discharging the forging in a spiral form, the linear vibration feeder connected to the spiral transfer feeder, and the forging of the linear vibration feeder. It is configured to include a first rotation transfer feeder for converting to a horizontal state, a second rotation transfer feeder for supplying a forged product to a CNC lathe, and an orthogonal stage for moving the second rotation transfer feeder in plane Cartesian coordinates. In the present invention, the forgings made in the forging process respond to the repetitive work process, quickly and accurately and efficiently automate the transportation to the cutting process and the supply to the machine tool to sufficiently increase the efficiency of mass production in the processing process of the forgings. while ensuring the safety of workers.

Description

Cutting work piece automatic supply system of CNC lathe {CUTTING WORK PIECE AUTOMATIC SUPPLY SYSTEM OF CNC LATHE}

The present invention relates to an automatic cutting workpiece feeding system for a CNC lathe, and more particularly, to a CNC lathe that automatically transfers a forged product formed by forging in a forging process to a CNC lathe and automatically supplies the cutting workpiece to a ship chuck from the inside of the CNC lathe. It relates to an automatic supply system for cutting workpieces.

In general, forging is a type of metal processing in which a metal material is formed by high pressure of a forging mold installed in a forging press, and there are hot forging formed in a heated state at a high temperature and cold forging formed at room temperature, at least Through two or more forging steps, it is possible to create complex shapes inside and outside certain parts.

The molded product formed in this forging process goes through a deburring process that cuts out unnecessary parts from the outside, then moves to a cutting process, further goes through a remaining shape processing process, precision cutting, and polishing process, and then goes through plating and coating. and completed into the final product.

Forged products are mainly supplied to CNC lathes or machining centers that combine lathes, milling, and drilling, and processed by lathes or complex cutting. Recently, an automated transfer and supply system has been introduced in the process of transferring and supplying forged products to a cutting process.

Since mass production of forged moldings made in the forging process is carried out through repetitive work processes, in response to this, mass production efficiency and worker safety are improved by more efficiently automating transportation to the cutting process and supply to machine tools. You are asking for a way to raise it.

Registration No. 10-1296872 "One-CNC lathe automatic supply and take-out device for workpieces"

According to the present invention, forgings made in the forging process are rapidly and accurately and efficiently automated to transport to the cutting process and supply to machine tools in response to repetitive work processes, thereby sufficiently increasing mass production efficiency in the processing process of forgings. It is to provide an automatic supply system for cutting workpieces of CNC lathes that secures the safety of workers while doing so.

The automatic cutting workpiece feeding system of the CNC lathe according to the present invention is installed on the front of the CNC lathe and is configured to supply the forging of the CNC lathe, is installed at a certain height on one side of the front of the CNC lathe, and the forging is transported. A spiral vibration feeder formed to be accommodated and provided with a spiral type transfer path so that the forged product is transferred to the outside by vibration; A linear vibration feeder installed at a certain height from one front side of the CNC lathe to the supply position on the other side, and connected to the transfer path of the spiral vibration feeder; It is located upright on the lower side of the end of the linear vibration feeder, formed to be fitted into the forging molding, and the forging molding is provided, and is operated to rotate in a horizontal direction with respect to a central position spaced apart at a certain point below the end of the linear vibration feeder. A first rotation transfer feeder having a first rotation picker for rotationally moving the forged product to the horizontal lower side of the linear vibration feeder; It is installed at a certain height corresponding to the height of the first rotary transfer feeder at the front center of the CNC lathe, and approaches the first rotary picker side in a horizontally rotated state of the first rotary transfer feeder and moves away from the first rotary picker. A second rotary transfer feeder having a second rotary picker receiving the forged product and a third rotary picker disposed to cross the second rotary picker; and an orthogonal stage on which the second rotary transfer feeder is installed and which plane moves the second rotary transfer feeder forward, backward, left, and right at the front center of the CNC lathe, wherein the second rotary picker and the third rotary picker are orthogonal to each other. Arranged and installed rotatably together on the same axis, the second rotational picker of the second rotary feeder transfers the forged product to the inside of the CNC lathe and supplies the forged product to the ship chuck of the CNC lathe, The third rotational picker rotates together with the second rotational picker to approach the ship chuck, and then receives the cutting workpiece cut from the ship chuck and transfers it to the outside.

The linear vibrating feeder includes a rail transfer unit provided so that the forged product is mounted and linearly transferred; And a rail end detection unit for detecting the forged product at an end of the rail transfer unit, wherein the first rotary transfer feeder is operated in rotation by the detection of the rail end detection unit, and the first rotation picker is rotatably coupled. a rotating operation unit; And it may be configured to include a suction pneumatic line for supplying air pressure to the first rotary picker to adsorb and fix the forged product to the end of the first rotary picker.

The second rotary transfer feeder may include a transfer feeder body disposed to cross the rail transfer unit and mounted on the orthogonal stage; a rotating body rotatably coupled to the transfer feeder body, and provided with the second rotating picker and the third rotating picker orthogonal to each other; and a rotation driving unit coupled to the rotation center of the rotation body and installed on the transfer feeder body, wherein the orthogonal stage provides left and right transfer from the front of the CNC lathe and operates as a transfer motor. transfer bed unit; and a second transfer bed unit disposed orthogonally on the first transfer bed unit and operated by a pneumatic cylinder.

The first rotational picker, the second rotational picker, and the third rotational picker are provided to hold stepped cylindrical shapes connected to each other with different diameters, and include picker clamps having a plurality of tongs operated by pneumatic pressure; and a clamp cylinder for operating the picker clamp, and the picker clamp may have an inner circumferential surface corresponding to an outer circumferential surface of a stepped cylinder shape.

In the present invention, after the cut workpiece that has been cut is accommodated in the third rotary picker inside the CNC lathe, the second rotary picker is rotated so that the forged product of the second rotary picker is provided to the lathe chuck. can include more.

In the present invention, it is installed on the upper portion of the spiral vibration feeder, and further includes a transfer loading unit for transferring the forged product to the spiral vibration feeder and loading the spiral vibration feeder, wherein the transfer loading unit includes: a ceiling rail; a rail car transported on the ceiling rail; And it is configured to be able to move up and down on the rail car, and may include an electromagnet chuck for attaching and transferring the forged product.

The present invention described as above, the forged molding made in the forging process responds to the repetitive work process, quickly and accurately and efficiently automates the transportation to the cutting process and the supply to the machine tool, thereby increasing the mass in the processing process of the forging molding. It is possible to provide an automatic supply system for CNC lathe cutting workpieces that sufficiently increases production efficiency and secures worker safety.

1 is a plan conceptual view of an automatic cutting workpiece feeding system of a CNC lathe according to an embodiment of the present invention.
Figure 2 is a front conceptual view of the first rotary transfer feeder and the second rotary transfer feeder of FIG. 1, and a further added transfer loading unit.
3 is a control block diagram of an automatic cutting workpiece feeding system for a CNC lathe according to an embodiment of the present invention.

Hereinafter, various embodiments of the present invention will be described with reference to specific embodiments shown in the accompanying drawings. Differences in the embodiments should be understood in terms of the drawings as a non-exclusive matter, and without departing from the spirit and scope of the present invention, specific shapes, structures, and characteristics described in relation to the embodiments are implemented in other embodiments. It can be.

The location or arrangement of individual components according to embodiments of the present invention is changeable and should be understood as a combination of the drawings, in which similar reference numerals may indicate the same or similar functions across various aspects, length and area, thickness The specific form may be exaggerated and expressed for convenience of explanation.

It is assumed that each unit, module, part, member, or arbitrary structure in which sub-elements are not described includes or can include common sub-elements for each assigned function, and is limited to sub-elements or detailed structures shown in the drawings. I don't. It should be understood that components that are shown but whose descriptions are omitted due to typical content are inherent in the detailed description of the embodiments.

Referring to the above-mentioned conventional matters, an automatic cutting workpiece feeding system of a CNC lathe according to an embodiment having high practical implementation and high industrial applicability among various embodiments of the present invention will be described.

Hereinafter, the main components of the automatic cutting workpiece feeding system of the CNC lathe according to an embodiment of the present invention will be described based on the drawings.

1 is a plan view of an automatic feeding system for cutting workpieces of a CNC lathe according to an embodiment of the present invention, and FIG. 2 is a front view of a first rotary transfer feeder and a second rotary transfer feeder of FIG. 1 and a further added transfer loading unit. it is a concept

Referring to Figures 1 and 2, the cutting workpiece automatic supply system of the CNC lathe according to an embodiment of the present invention is installed on the front of the CNC lathe 10, and the forging molding 15 of the CNC lathe 10 As configured to supply, the forging molding 15 of the spiral vibration feeder 100, the linear vibration feeder 120, and the linear vibration feeder 120 connected to the spiral feeder 100 for discharging the forging molding 15 in a spiral state in a horizontal state. The first rotational transfer feeder 130 to switch to, the second rotational transfer feeder 140 to supply the forged molding 15 to the CNC lathe 10, and the second rotational transfer feeder 140 are moved in plane Cartesian coordinates. It is configured to include an orthogonal stage 150.

The spiral vibration feeder 100 is installed at a certain height on one side of the front side of the CNC lathe 10, and is formed so that the forged molding 15 is transported and accommodated from the outside, and a spiral type transfer path is formed to forge by vibration. The molding 15 is provided to be transported to the outside.

In this spiral vibration feeder 100, the linear vibration feeder 120 is connected in a tangential direction so that the forging molding 15 is gradually moved along a spiral-shaped transfer path by vibration from the center to the outside, thereby forming a linear vibration feeder 120 to be transported to the side.

The linear vibration feeder 120 is provided so that the forged molding 15 transferred by receiving vibration from the spiral vibration feeder 100 moves in a straight direction, and has a certain height from one front side of the CNC lathe 10 to the supply position on the other side. It is installed as, connected to the transfer path of the spiral vibration feeder (100).

The linear vibrating feeder 120 includes a rail conveying unit 121 provided so that the forging molding 15 is mounted and linearly transported, and a rail end detection unit 122 for detecting the forging molding 15 at the end of the rail conveying unit 121 includes

The first rotary transfer feeder 130 is positioned upright on the lower side of the end of the linear vibration feeder 120, is formed to be fitted into the forging molding 15, the forging molding 15 is provided, and the end of the linear vibration feeder 120 A first rotary picker 131 for rotationally moving the forged product 15 to the horizontal lower side of the linear vibration feeder 120 is provided by being operated to rotate in the horizontal direction with respect to the central position spaced apart at a certain point downward.

The first rotation transfer feeder 130 is rotationally operated by the detection of the rail end detection unit 122, and the rotation operation unit 132 to which the first rotation picker 131 is rotatably coupled, and the first rotation picker It may be configured to include an adsorption pneumatic line 133 for adsorbing and fixing the forged molding 15 to the end of the first rotary picker 131 by providing air pressure to 131.

The second rotational transfer feeder 140 is installed at a certain height corresponding to the height of the first rotational transfer feeder 130 at the front center of the CNC lathe 10, and the first rotation of the first rotational transfer feeder 130 The picker 131 approaches the side of the first rotating picker 131 in a horizontally rotated state and receives the forged product 15 from the first rotating picker 131. The second rotating picker 141 and the second rotating picker 141 ) and a third rotation picker 142 disposed at right angles to cross.

The second rotary transfer feeder 140 is disposed to cross the rail transfer unit 121, and is rotatably coupled to the transfer feeder body 145 and the transfer feeder body 145 mounted on the orthogonal stage 150, and The rotation body 146 in which the second rotation picker 141 and the third rotation picker 142 are provided orthogonally, and the rotation center of the rotation body 146 are combined and the rotation drive unit 148 installed in the transfer feeder body 145 ) is composed of.

The orthogonal stage 150 is configured to move the second rotary feeder 140 in the front center of the CNC lathe 10 in front and rear and left and right directions.

This orthogonal stage 150 provides left and right transfer from the front of the CNC lathe 10 and is disposed orthogonally on the first transfer bed unit 151 operated by a transfer motor and the first transfer bed unit 151, and pneumatic It may be configured to include a second transfer bed portion 155 that operates as a cylinder 156.

The second rotational picker 141 and the third rotational picker 142 are orthogonally arranged and are rotatably installed coaxially. The second rotary picker 141 of the second rotary transfer feeder 140 transfers the forging molded article 15 to the inside of the CNC lathe 10 and places the forged molded article 15 on the lathe chuck 11 of the CNC lathe 10. The third rotary picker 142 is rotated together with the second rotary picker 141 to approach the lathe chuck 11, and then receives the cutting workpiece cut from the ship chuck and transfers it to the outside. .

In the above, the first rotational picker 131, the second rotational picker 141, and the third rotational picker 142 are provided to hold stepped cylindrical shapes having different diameters and connected to each other, and are operated by pneumatic pressure. It is configured to include a picker clamp 161 with tongs, and a clamp cylinder 162 that operates the picker clamp 161. At this time, the picker clamp 161 may be provided with an inner circumferential surface corresponding to an outer circumferential surface of a stepped cylindrical shape.

According to the present embodiment as described above, after the cut workpiece is accommodated in the third rotary picker 142 inside the CNC lathe 10, the second rotary picker 141 is rotated so that the second rotary picker 141 The operation of the second rotary transfer feeder 140 is controlled so that the forged product 15 is provided to the lathe chuck 11. At this time, the orthogonal stage 150 is controlled by a control unit to be described later to position the second rotary transfer feeder 140 to a preset position on the XY plane corresponding to the position of the lathe chuck 11 . The X direction is assumed to be the left-right direction in FIG. 1, and the Y-direction is assumed to be the front-back direction.

On the other hand, in this embodiment, the transfer loading unit 170 is installed on the top of the spiral vibration feeder 100 and transfers the forged molding 15 to the spiral vibration feeder 100 to load the spiral vibration feeder 100. can be included

The transfer loading unit 170 is composed of one or more ceiling rails, a rail car 171 transferred from the ceiling rail, and an electromagnet chuck ( 172) may be configured.

The electromagnet chuck 172 reciprocates the top of the storage and the spiral vibration feeder 100 where the forgings 15 are processed and disposed together with the rail car 171, and the forgings 15 disposed in the storage are moved by the electromagnet. It is attached to the chuck 172 and loaded into the spiral vibration feeder 100.

The electromagnet chuck 172 may be provided with a suction picker 180 that can pick several forged objects 15 and transfer them to the spiral vibration feeder 100 one by one.

Such an absorption picker 180 can transfer several forged products 15 at a time to the spiral vibration feeder 100 in a storage in which the stepped cylindrical forging products 15 are regularly arranged. To this end, suction grooves 181 to which suction pneumatic lines are connected may be formed at the bottom of the electromagnet chuck 172 . This suction picker 180 can be applied to transfer the forged body 15 of non-ferrous metal that is not attached to the electromagnet chuck 172 .

3 is a control block diagram of an automatic cutting workpiece feeding system for a CNC lathe according to an embodiment of the present invention.

1 and 3, a camera 194 may be installed on one side of the electromagnet chuck 172 to monitor the forged product 15 for the spiral vibration feeder 100. This camera 194 is connected to the control unit 190 for controlling monitoring and automatically supplying the forged product 15 to the CNC lathe 10 and performing automatic discharge control after cutting. When the rail car 171 runs out of forgings 15 in the spiral vibration feeder 100, the control unit 190 automatically transfers the forgings 15 to the spiral vibration feeder 100 according to the transfer instructions and can arrange them. there is.

The control unit 190 includes an image analysis unit 191 capable of analyzing the quantity density of the number of forging moldings 15 in the spiral vibration feeder 100 through the camera 194, and the image analysis unit 191 identified in the If the quantity is out of a certain number range, an automatic loading performer 192 capable of automatically transferring the rail car 171 to load the single-piece molding into the spiral vibration feeder 100 may be provided.

At this time, the image analysis unit 191 may be linked to the quantity estimation learning unit 193 to which an estimation algorithm for learning and estimating a rough quantity using a machine learning engine such as Tensor Flow is applied. As the database of the quantity estimation learning unit 193, image information accumulated over time of the forging product 15 collected by the camera 194 and 3D modeling information of the forging product 15 are used.

In addition, the control unit 190 measures the weight of the spiral vibration feeder 100 in real time using a load cell 195 and the like to determine the number of forgings 15 loaded into the constant spiral vibration feeder 100. (15) can be automatically controlled so that it is automatically loaded into the spiral vibration feeder (100).

Other application examples of the present invention are not limited to the embodiments shown above, and it is noted that embodiments can be configured by appropriately combining claims that do not have an explicit citation relationship in the claims.

As described above, the embodiments of the present invention have been described, but based on this, those skilled in the art can add or change components within the scope that does not deviate from the essential technical idea of the present invention described in the claims. The present invention may be variously modified and changed by deletion, addition, or the like, which is also included within the scope of the present invention.

10: CNC lathe 11: lathe chuck
15: forging molding 100: spiral vibration feeder
120: linear vibration feeder 121: rail transfer unit
122: rail end detection unit 130: first rotary transfer feeder
131: first rotation picker 132: rotation operation unit
133: adsorption pneumatic line 140: second rotary transfer feeder
141: second rotation picker 142: third rotation picker
145: transfer feeder body 146: rotation body
148: rotation drive unit 150: orthogonal stage
151: first transfer bed unit 155: second transfer bed unit
156: pneumatic cylinder 161: picker clamp
162: clamp cylinder 170: transfer loading unit
171: rail car 172: electromagnet chuck
180: adsorption picker 181: adsorption groove
190: control unit 191: image analysis unit
192: automatic loading unit 194: camera
195: load cell

Claims (6)

It is installed on the front of the CNC lathe and configured to supply the forged product 15 of the CNC lathe 10,
A spiral vibration feeder (100) installed at a certain height on one side of the front side of the CNC lathe 10 and formed so that the forged product is transported and accommodated, and a spiral type transfer path is formed so that the forged product is transported to the outside by vibration. );
A linear vibration feeder 120 installed at a certain height from one front side of the CNC lathe 10 to the supply position on the other side, and connected to the transfer path of the spiral vibration feeder 100;
It is positioned upright on the lower side of the end of the linear vibration feeder 120, formed to be fitted into the forging molding, the forging molding is provided, and rotates in a horizontal direction with respect to a central position spaced at a certain point below the end of the linear vibration feeder. A first rotation transfer feeder 130 having a first rotation picker 131 for rotationally moving the forged product to the horizontal lower side of the linear vibration feeder by being operated so as to;
It is installed at a certain height corresponding to the height of the first rotary feeder 130 at the center of the front of the CNC lathe 10, and the first rotary picker 131 in a horizontally rotated state of the first rotary feeder A second rotary transfer feeder 140 having a second rotary picker 141 approaching to the side and receiving the forged product from the first rotary picker and a third rotary picker 142 disposed to cross the second rotary picker );
The second rotary transfer feeder 140 is installed, the orthogonal stage 150 for horizontally moving the second rotary transfer feeder in the front center of the CNC lathe 10; and
A transfer loading unit 170 installed above the spiral vibration feeder 100 and loading the forged product into the spiral vibration feeder by transferring the forged product to the spiral vibration feeder; Including,
The second rotation picker 141 and the third rotation picker 142 are orthogonally arranged and rotatably installed together on the same axis,
The second rotational picker 141 of the second rotary transfer feeder 140 transfers the forged product 15 to the inside of the CNC lathe 10 and supplies the forged product to the lathe chuck 11 of the CNC lathe. The third rotary picker 142 is rotated together with the second rotary picker 141 to approach the lathe chuck 11, and then receives the cutting workpiece cut by the lathe chuck 11 and receives the outside It is configured to be transported to,
The linear vibration feeder 120,
A rail transfer unit 121 provided so that the forged product is placed and linearly transported; and
Including a rail end detection unit 122 for detecting the forged product at the end of the rail transfer unit,
The first rotary transfer feeder 130,
a rotation operation unit 132 rotationally operated by detection of the rail end detection unit 122 and rotatably coupled to the first rotation picker 131; and
It is configured to include a suction pneumatic line 133 for adsorbing and fixing the forged product to the end of the first rotary picker by providing air pressure to the first rotary picker 131,
The second rotary transfer feeder 140,
a transfer feeder body 145 disposed to cross the rail transfer unit 121 and mounted on the orthogonal stage 150;
a rotating body 146 rotatably coupled to the transfer feeder body 145 and provided with the second rotating picker 141 and the third rotating picker 142 orthogonal to each other; and
The rotation center of the rotation body 146 is coupled, and is configured to include a rotation drive unit 148 installed on the transfer feeder body 145,
The orthogonal stage 150,
A first transfer bed unit 151 that provides left and right transfer from the front of the CNC lathe 10 and operates as a transfer motor; and
A second transfer bed portion 155 disposed orthogonally on the first transfer bed portion and operated by a pneumatic cylinder 156,
The first rotational picker, the second rotational picker, and the third rotational picker are provided to hold stepped cylindrical shapes having different diameters and connected to each other, and having a plurality of tongs operated by pneumatic picker clamps 161; and
It is configured to include a clamp cylinder 162 that operates the picker clamp,
The picker clamp 161 is provided with an inner circumferential surface corresponding to an outer circumferential surface of a stepped cylinder shape,
The transfer loading unit 170,
ceiling rail;
a rail car 171 transferred from the ceiling rail; and
It is configured to be able to move up and down on the rail car 171 and includes an electromagnet chuck 172 for attaching and transferring the forged molding 15,
After the finished cutting workpiece is accommodated in the third rotary picker 142 inside the CNC lathe 10, the second rotary picker 141 is rotated so that the forged product of the second rotary picker is turned into a lathe chuck 11 ) Further comprising a control unit 190 for controlling operation to be provided,
The controller 190,
An image analysis unit 191 capable of analyzing the quantity density of the number of forgings 15 in the spiral vibration feeder 100 through the camera 194;
An automatic loading performer 192 capable of automatically transferring the rail car 171 to load the forged product into the spiral vibration feeder 100 when the quantity determined by the image analysis unit 191 is out of a certain number range;
It is configured to include; a quantity estimation learning unit 193 to which an estimation algorithm for learning and estimating the quantity analyzed by the image analysis unit 191 is applied,
The camera 194 is on one side of the electromagnet chuck 172
The cutting workpiece automatic supply system of the CNC lathe, characterized in that provided to be installed to monitor the forging molding 15 for the spiral vibration feeder 100. delete delete delete delete delete