KR20200144449A - Grinding amount measurement and alignment correction of handler for grinding hard-metal insert - Google Patents

Abstract

The present invention relates to a grinding amount measurement and alignment correction apparatus of a handler supplying a carbide insert product to grinding equipment to grind the carbide insert product. The grinding amount measurement and alignment correction apparatus of a handler includes: a product measurement part formed to measure the height of a carbide insert product discharged from the grinding equipment; a measurement stage on which the carbide insert product is placed such that the height of the carbide insert product discharged from the grinding equipment can be measured; and an alignment correction part formed with a correction camera to correct alignment so as to match the angle of the carbide insert product supplied to the grinding equipment with the angle of a mask pocket of the grinding equipment. Therefore, the grinding amount measurement and alignment correction apparatus can accurately insert a carbide insert product to be ground into a mask pocket of existing grinding equipment, and can automatically calculate a grinding amount by measuring the height of a completely ground carbide insert product, thereby producing a high-quality carbide insert product based on data by securing grinding histories of each product.

Description

Grinding amount measurement and alignment correction of handler for grinding hard-metal inserts

The present invention relates to a grinding amount measurement and alignment correction device for a handler for grinding carbide inserts, and more particularly, alignment correction and grinding amount when supplying and taking out a grinding machine for professionally grinding carbide inserts. The present invention relates to a device for measuring the amount of grinding and aligning a handler for grinding carbide insert products capable of producing high quality carbide insert products.

In general, cutting tools are mainly used for cutting iron-based, non-ferrous metals, and non-metallic materials, and are typically installed on machine tools to perform cutting in order to process a workpiece into a desired shape.

Carbide inserts used in cutting tools are iron (Fe), tungsten (W), cobalt (Co), copper (Cu), nickel (Ni), tin (Sn), copper, which are bonds of diamond powder or cemented carbide powder. -It is a sintered alloy mixed with metal powders such as tin (CuSn), zinc (Zn), copper-zinc (CuZn), silver (Ag), and then fired.

In the molding step before sintering, the mixed powder is put in a cuboid cavity and first press-molded, and the first press-molded mixture is put into the cavity of the carbon mold, and the shape of the puncher while applying relatively high pressure using a puncher. Form the cutting tip of the shape corresponding to. A diamond insert tip or insert tip is completed by firing the insert tip molded into a certain shape in a sintering furnace.

Sintered carbide inserts are subjected to a grinding step and then PVD (Physical Vapor Deposition) or CVD (Chemical Vapor Deposition) coating step. It goes through the inspection stage.

The grinding step is a process of grinding the upper and lower surfaces by putting them in a grinding-only equipment, and the existing grinding equipment grinding space is very narrow, and there is a problem of lowering production efficiency and quality by using manpower to supply, take out, and measure the amount of grinding.

The applicant of the present invention makes efforts to improve the above-described problems, and is a high-quality carbide insert product by accurately supplying the carbide insert product to the grinding space by being coupled to or installed close to the existing grinding equipment, and safely taking out the carbide insert product that has been ground. We developed an alignment correction device and measuring the amount of grinding of a handler that can produce a large amount.

Republic of Korea Patent Publication No. 10-1187349 (2012.10.02.) Korean Registered Patent Publication No. 10-1178605 (2012.08.30.)

An object of the present invention for solving the above-described problems is to provide an apparatus for measuring the amount of grinding and aligning a handler for grinding a carbide insert product comprising a product measuring unit, a measuring stage, and an alignment correction unit. .

Another object of the present invention is to provide an apparatus for measuring a grinding amount of a handler for grinding a carbide insert product and an alignment correction device configured to measure the height of a carbide insert product taken out from the grinding equipment.

Another object of the present invention is that the product measurement unit includes a height measurement sensor tip configured to contact a surface of a carbide insert product by an up/down motion of an air cylinder, and move the height measurement sensor tip up and down, and the carbide It is to provide a device for measuring the amount of grinding of a handler for grinding a carbide insert product comprising a height measuring sensor configured to measure the height of the insert product and correcting alignment.

Another object of the present invention is that the product measurement unit is fastened to the frame by a fixed plate, moves by a moving stage in the up and down directions, and finally moves the height measurement sensor tip by an air cylinder to contact the surface. The objective is to provide a device for measuring the amount of grinding of a handler for grinding carbide inserts, which is configured to measure the height and calculate the amount of grinding in the controller using the measured height information.

Still another object of the present invention is that the measuring stage is a device for measuring the amount of grinding and aligning a handler for grinding a carbide insert product configured to be placed so as to measure the height of a carbide insert product taken out from the grinding equipment To provide.

Another object of the present invention is that the measurement stage includes a surface plate configured to place the carbide insert product, and a moving stage coupled to the lower side of the surface plate and configured to move forward/rearward, left/right with the base plate. Wow, a handler for grinding carbide insert products comprising a rotary motor moving the moving stage left and right, a ball screw and a rotary motor moving forward and backward, and two limit sensors that control the front and rear stroke of the moving stage It is to provide a device for measuring the amount of grinding and correcting the alignment.

Another object of the present invention is to measure and align the amount of grinding of a handler for grinding carbide insert products configured to precisely adjust the level of the surface by inserting a feeler gauge between the base and the moving stage. It is to provide a phosphorus correction device.

Still another object of the present invention is that the alignment correction unit comprises a correction camera to correct the alignment so that the angle of the carbide insert product supplied to the grinding equipment matches the angle of the mask pocket of the grinding equipment. It is to provide a device for measuring the amount of grinding of a handler and correcting the alignment.

Another object of the present invention is that the alignment correction unit measures the amount of grinding of a handler for grinding carbide inserts, which is configured to correct alignment by rotating a carbide insert product horizontally according to angle information of a mask pocket secured by a controller. And an alignment correction device.

Another object of the present invention is to provide a device for measuring and aligning the amount of grinding of a handler for grinding carbide inserts configured to detect the angle information of the mask pocket using a position detection vision of the pickup tool and provide it to a controller. It is in providing.

A feature of the apparatus for measuring the amount of grinding and correcting the alignment of the handler for grinding a carbide insert product of the present invention to achieve such an object includes a product measurement unit, a measurement stage, and an alignment correction unit.

Another feature of the apparatus for measuring a grinding amount and correcting alignment of a handler for grinding a carbide insert product of the present invention is that the product measuring unit is configured to measure the height of the carbide insert product taken out from the grinding equipment.

Another feature of the apparatus for measuring the amount of grinding and correcting the alignment of the handler for grinding carbide insert products of the present invention is that the product measuring unit is configured to contact the surface of the carbide insert product by the vertical motion of the air cylinder. A measurement sensor tip and a height measurement sensor configured to move the height measurement sensor tip vertically and measure the height of the carbide insert product.

Another feature of the apparatus for measuring grinding amount and alignment correction of the handler for grinding carbide insert products of the present invention is that the product measuring unit is fastened to the frame by a fixed plate, and the up and down directions are moved by a moving stage. Finally, the height measurement sensor tip is moved by the air cylinder to contact the surface to measure the height, and the grinding amount is calculated by the controller using the measured height information.

Another feature of the apparatus for measuring the amount of grinding and correcting the alignment of the handler for grinding carbide insert products of the present invention is that the measuring stage is configured to be placed so as to measure the height of the carbide insert product taken out from the grinding equipment. do.

Another feature of the apparatus for measuring the amount of grinding and correcting the alignment of the handler for grinding the carbide insert product of the present invention is, the measurement stage is coupled to the lower side of the platen and the platen configured to place the carbide insert product. Controls a moving stage configured to move forward/rearward, left/right together with the base, a rotation motor moving the moving stage left/right, a ball screw and rotation motor moving forward/backward, and a front and rear stroke of the moving stage It consists of two limit sensors.

Another feature of the apparatus for measuring grinding amount and alignment correction of the handler for grinding carbide insert products of the present invention is that the surface plate of the measuring stage inserts a feeler gauge between the surface plate and the moving stage to precisely adjust the horizontal level of the surface plate. It is configured to adjust.

Another feature of the apparatus for measuring grinding amount and alignment correction of the handler for grinding carbide insert products of the present invention is, the alignment correction unit determines the angle of the carbide insert product supplied to the grinding equipment with the angle of the mask pocket of the grinding equipment. It consists of a calibration camera to correct the alignment to match.

Another feature of the apparatus for measuring the amount of grinding and alignment correction of the handler for grinding carbide insert products of the present invention is that the alignment correction unit horizontally rotates and aligns the carbide insert product according to the angle information of the mask pocket secured by the controller. It is configured to correct phosphorus.

Another feature of the apparatus for measuring the amount of grinding and correcting the alignment of the handler for grinding carbide insert products of the present invention is configured to detect the angle information of the mask pocket using the position detection vision of the pickup tool and provide it to the controller. .

The apparatus for measuring the amount of grinding and correcting the alignment of the handler for grinding carbide insert products according to the present invention as described above is a cemented carbide insert product conveying device coupled to or installed close to the existing grinding equipment. Therefore, it is possible to produce high-quality products by performing alignment correction and measuring the amount of year when supplying and taking out carbide inserts to existing equipment that is difficult to automate due to the narrow grinding space.

In addition, the grinding amount measurement and alignment correction device of the handler device for grinding carbide insert products according to the present invention is configured so that the moving stage and the height measurement sensor tip work together, and the alignment is aligned on the same work line. The calibration camera is positioned. Therefore, in the vertical movement to measure the amount of grinding, it is possible to quickly and accurately measure the moving stage and the height measurement sensor tip together, and accurate supply and extraction are performed according to the angle information of the mask pocket of the grinding equipment by alignment correction. It has a high advantage.

1 is an overall perspective view schematically showing a handler (body equipment) for grinding a carbide insert product according to the present invention.
2 is a perspective view schematically showing an apparatus for measuring a grinding amount and correcting alignment of a handler for grinding a carbide insert product according to the present invention.
3 is a perspective view schematically showing a product measurement unit and a measurement stage of a device for measuring a grinding amount and an alignment correction device for grinding a carbide insert product according to the present invention.
4 is a perspective view schematically showing an alignment correction unit of an alignment correction device and a measurement of a grinding amount of a handler for grinding a carbide insert product according to the present invention.
5 is a view schematically showing a carbide insert product, a pallet, and a mask of a grinding equipment conveyed by a handler according to the present invention.
6 is a schematic block diagram showing a working process of a handler for grinding a carbide insert product according to the present invention.

Since the present invention can make various changes and have various embodiments, specific embodiments are illustrated in the drawings and will be described in detail in the description of the invention.

However, this is not intended to limit the present invention to a specific embodiment, it is to be understood to include all changes, equivalents, or substitutes included in the spirit and scope of the present 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. Based on the principle that the concept of terms can be appropriately defined in order to describe one's invention in the best way, it should be interpreted as a meaning and concept consistent with the technical idea of the present invention.

The grinding amount measurement and alignment correction device of the handler for grinding carbide insert products according to the present invention is supplied by aligning and correcting the carbide insert products supplied by combining or approaching the existing grinding equipment according to the angle of the mask pocket of the grinding equipment. It is responsible for measuring the amount of grinding by taking out the finished carbide insert product.

Existing grinding equipment has a very narrow grinding space, so the work of supplying or taking out carbide inserts to the mask pocket was done by manpower.

The grinding amount measurement and alignment correction device of the handler for grinding carbide insert products according to the present invention can accurately load the carbide insert product to be ground into the mask pocket of the existing grinding equipment, and the grinding is completed. By measuring the height and automatically calculating the amount of grinding, it is possible to secure the grinding history of each product, and it is configured to produce high-quality carbide insert products that have been dataized.

First, according to the working process of the handler for grinding carbide insert products, which is the main body equipment of the present invention, with reference to FIG. 6 to explain the grinding amount measurement and alignment correction apparatus of the handler for grinding carbide insert products according to the present invention. The operation sequence is outlined below.

1. Supply of pallets

For the grinding operation, the supply pallet 1.2 loaded with the carbide insert product (1.1) is stacked on the pallet supply unit (not shown) of the pallet supply/discharge unit 13 and is placed in a “supply position”.

2. Product gripping and alignment correction

The pickup tool 121 of the pickup tool part 12 uses a gripper (not shown) to hold the carbide insert product in the pocket of the supply pallet 1.2 to measure the amount of grinding and align the alignment correction device 11 Alignment correction is performed by rotating the gripper horizontally forward/reversely equal to the angle of the grinding equipment mask pocket 2.11 while sequentially passing over the correction camera 113.1 of the correction unit 113.

At this time, the detection information on the angle of the mask pocket 2.11 of the grinding equipment is secured by the controller, and when a new type of mask is mounted on the grinding equipment, the pocket 2.11 using the position detection vision 125 of the pickup tool unit. ) Information is re-detected and provided to the controller.

3. Supply and take-out to grinding equipment

The carbide insert product that has passed through the grinding amount measurement and alignment correction device 11 is loaded into the pocket 2.11 of each mask of the grinding machine to perform a grinding operation, and when grinding is completed, the carbide insert product is inserted into the gripper of the pickup tool 121. Is taken out by

4. Grinding amount measurement

The taken-out carbide insert product is sequentially placed on the surface plate 112.1 of the grinding amount measurement and alignment correction device 11 again, the height is measured, and the grinding amount is calculated by calculating this.

5. Charge to pallet and transfer pallet

Carbide insert products that have finished measuring the amount of grinding are sequentially gripped by the gripper and loaded into the pocket at the initial position of the supply pallet. The pallet loaded with the carbide insert product (1.1) is transferred to the “takeout position” of the pallet take-out part 132 and is taken out when the pallet is full.

Hereinafter, the configuration of each part of the handler (hereinafter referred to as “body equipment”) for grinding the carbide insert product will be schematically described.

The main body equipment includes a grinding amount measurement and alignment correction device 11, which is a constitution of the present invention, a pickup tool unit 12, a pallet supply/takeout unit 13, a frame 14, and the above configuration. It is configured to include a controller (not shown) to control and command them.

The main body equipment is configured to share information through an interface with an existing grinding equipment by the controller.

The main body equipment is located inside the frame 14 forming a hexahedron, and the product measurement unit 111 and the pickup tool unit 12 of the grinding amount measurement and alignment correction device 11 are ceiling ( It is installed in a suspended state from the 141, and the pallet supply/takeout unit 13, the measurement stage 112 of the grinding amount measurement and alignment correction device 11, and the alignment correction unit 113 are located on the lower frame 142. It is configured to be enshrined.

The pickup tool part 12 of the main body equipment is composed of a plurality of pieces to supply and take out the carbide insert product 1.1 to the grinding equipment, and a gripper (not shown) for holding the carbide insert product in the pickup tool 121 ) Is attached and rotates forward/reverse by a stepping motor (not shown). In addition, a pallet transfer 122 is configured to transfer the pallet loaded with the carbide insert product, and the pickup tool 121 and the pallet transfer 122 are configured to be driven by the pickup tool robot 123, and the pallet And a position detection vision 125 for detecting the pocket information of the mask, correcting alignment for supplying it to the correct position, and inserting the extracted product into the correct pocket.

The pallet supply and take-out unit 13 of the main body equipment loads the pallet 1.2 loaded with carbide insert products for grinding, and the pallet 1.2 loaded with the carbide insert products completed with the grinding operation. It consists of a pallet supply part 131 and a pallet take-out part 132.

The pallet supply unit 131 of the present invention includes a supply pallet loading unit (not shown) formed to stack pallets loaded with carbide inserts for a grinding operation, and a supply formed to move the stacked pallets up and down. It is configured to include a lift (not shown).

The pallet take-out part 132 of the present invention includes a take-out pallet loading part (not shown) formed to stack a pallet loaded with a carbide insert product having finished grinding, and a take-out pallet loading part (not shown) formed to move the loaded pallet up and down. It is configured to include a take-out lift (not shown).

Specific features and advantages of the apparatus for measuring the amount of grinding and correcting the alignment of the handler for grinding carbide insert products according to the present invention will become more apparent from the following description with reference to the accompanying drawings.

1 is an overall perspective view schematically showing a handler (body equipment) for grinding a carbide insert product according to the present invention, and FIG. 2 is a device for measuring the amount of grinding and aligning the handler for grinding a carbide insert product according to the present invention. 3 is a perspective view schematically showing a product measurement unit and a measurement stage of a device for measuring the amount of grinding and aligning a handler for grinding a carbide insert product according to the present invention, and FIG. A perspective view schematically showing an alignment correction unit of an alignment correction device and a measurement of the amount of grinding of a handler for grinding a carbide insert product. 6 is a schematic block diagram showing a working process of a handler for grinding a carbide insert product according to the present invention.

2 to 4, the grinding amount measurement and alignment correction apparatus of a handler for grinding carbide insert products according to the present invention includes a product measurement unit 111, a measurement stage 112, and alignment. It is configured to include; correction unit 113.

The product measuring unit 111 of the apparatus for measuring the amount of grinding and aligning the handler for grinding the carbide insert product according to the present invention is configured to measure the height of the carbide insert product 1.1 taken out from the grinding equipment.

The product measurement unit 111 of the apparatus for measuring the amount of grinding and alignment correction of the handler for grinding the carbide insert product according to the present invention is, by the vertical motion of the air cylinder 111.5, the carbide insert product 1.1 A height measurement sensor tip 111.1 configured to contact the surface, a cylinder-shaped moving stage 111.4 to move the height measurement sensor tip 111.1 up and down, and a height of the carbide insert product 1.1 It is configured to include a height measuring sensor (111.7).

The product measuring unit 111 of the apparatus for measuring the amount of grinding and aligning the handler for grinding a carbide insert product according to the present invention is fastened to the frame by a plate 111.2, and the vertical direction is a moving stage ( 111.4), and finally, the height measurement sensor tip 111.1 is moved by the air cylinder 111.5 to contact the surface to measure the height, and the grinding amount is calculated in the controller using the measured height information.

The measuring stage 112 of the apparatus for measuring the amount of grinding and aligning the handler for grinding a carbide insert product according to the present invention is placed to measure the height of the carbide insert product 1.1 taken out from the grinding equipment. Is composed.

The measurement stage 112 of the apparatus for measuring the amount of grinding and aligning a handler for grinding a carbide insert product according to the present invention includes the carbide insert product to measure the height of the carbide insert product taken out from the grinding equipment. A base (112.1) configured to place (1.1) on, a movement stage (112.2) coupled to the lower side of the base and configured to move forward/rearward, left/right with the base, and the movement stage 112.2 It includes a rotation motor 112.3 moving left and right, a ball screw 112.4 moving forward and backward, and a rotation motor 112.5, and two limit sensors 112.6 that control the front and rear stroke of the moving stage 112.2. It is composed by

The surface plate 112.1 of the measurement stage 112 of the apparatus for measuring the amount of grinding of a handler for grinding a carbide insert product according to the present invention and an alignment correction device is a feeler gauge between the surface plate 112.1 and the moving stage 112.2 It is configured to precisely adjust the level of the platen by inserting (not shown).

The alignment correction unit 113 of the apparatus for measuring the amount of grinding of a handler for grinding a carbide insert product according to the present invention and an alignment correction device includes an angle of the carbide insert product 1.1 supplied to the grinding equipment. 2.1) consists of a correction camera 113.1 to correct the alignment to match the angle of the pocket (2.11).

The alignment correction unit 113 of the apparatus for measuring the amount of grinding of the handler for grinding the carbide insert product according to the present invention and the alignment correction device horizontally rotates the carbide insert product according to the angle information of the mask pocket secured by the controller. Correct the alignment.

The angle information of the mask pocket 2.11 of the present invention is configured to be detected using the position detection vision 125 of the pickup tool unit and provided to the controller.

The handler device for grinding carbide insert products according to the present invention has the following advantages.

The grinding amount measurement and alignment correction device of a handler for grinding carbide insert products according to the present invention is a cemented carbide insert product conveying device coupled to or installed close to existing grinding equipment.

Therefore, it is possible to produce high-quality products by performing alignment correction and measuring the amount of year when supplying and taking out carbide inserts to existing equipment that is difficult to automate due to the narrow grinding space.

In addition, the grinding amount measurement and alignment correction device of the handler device for grinding carbide insert products according to the present invention is configured so that the moving stage and the height measurement sensor tip work together, and the alignment is aligned on the same work line. The calibration camera is positioned.

Therefore, in the vertical movement to measure the amount of grinding, it is possible to quickly and accurately measure the moving stage and the height measurement sensor tip together, and accurate supply and extraction are performed according to the angle information of the mask pocket of the grinding equipment by alignment correction. It has a high advantage.

1.1: Carbide insert product
1.2: pallet
1.21: pocket
1.22: grip groove
2.1: Grinding equipment mask
2.11: pocket
10: Handler for grinding carbide insert products (body equipment)
11: Grinding amount measurement and alignment correction device
111: product measurement unit
111.1: Height measurement sensor tip
111.2: fixed plate
111.4: moving stage
111.5: Air cylinder
111.6: sensor cable
111.7: height measurement sensor
111.9: rotary motor
112: measuring stage
112.1: plate
112.2: moving stage
112.3: rotary motor
112.4: ball screw
112.5: rotary motor
112.6: limit sensor
113: alignment correction unit
113.1: calibration camera
12: pickup tool part
121: pickup tool
122: pallet transfer
123: pickup tool robot
125: position detection vision
13: Pallet supply and take-out
131: pallet supply unit
132: pallet outlet
14: frame

Claims (4)

It relates to a grinding amount measurement and alignment correction device of a handler that supplies carbide insert products to grinding equipment to grind carbide insert products,
A product measuring unit 111 configured to measure the height of the carbide insert product 1.1 taken out from the grinding equipment;
A measuring stage 112 configured to be placed so as to measure the height of the carbide insert product taken out from the grinding equipment;
An alignment correction unit composed of a correction camera 113.1 to correct the alignment to match the angle of the carbide insert product 1.1 supplied to the grinding equipment with the angle of the pocket 2.11 of the mask 2.1 of the grinding equipment ( 113); The grinding amount measurement and alignment correction device of a handler for grinding carbide insert products, comprising a.
The method according to claim 1,
The product measurement unit 111,
The height measurement sensor tip 111.1 configured to contact the surface of the carbide insert product 1.1 by the vertical motion of the air cylinder 111.5, and the height measurement sensor tip 111.1 in the form of a cylinder to move the height measurement sensor tip 111.1 up and down. A moving stage 111.4 and a height measurement sensor 111.7 configured to measure the height of the carbide insert product 1.1, characterized in that it comprises a grinding amount measurement and alignment correction device for a carbide insert product grinding .
The method according to claim 2,
The measurement stage 112,
A base (112.1) configured to place a carbide insert product (1.1) to be inspected taken out of the grinding equipment, and a movement configured to move forward, backward, left and right together with the base by being coupled to the lower side of the base. The stage 112.2, the rotation motor 112.3 moving the moving stage 112.2 left and right, the ball screw 112.4 and the rotation motor 112.5 moving forward and backward, and the front and rear strokes of the moving stage 112.2 A device for measuring and aligning the amount of grinding of a handler for grinding carbide inserts, characterized in that it comprises two limit sensors (112.6) for controlling the.
The method of claim 3,
Grinding amount of a handler for grinding carbide insert products, characterized in that the ground plate 112.1 of the measuring stage 112 inserts a feeler gauge between the ground plate 112.1 and the moving stage 112.2 to adjust the horizontality Measurement and alignment correction device.

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