KR101879640B1 - Vision type sorting machine having automatic removing function of parts chip by tapping or cutting process - Google Patents

Abstract

The present invention relates to a vision sorter having an automatic saw dust removal function capable of removing saw dust of a part, such as a processed nut, and the like. According to the present invention, the vision sorter having the automatic saw dust removal function comprises a saw dust removing unit installed on one side part of a turntable, and injecting air in a direction of the upper side of nuts mounted and arranged in the turntable to discharge saw dust and foreign matters remaining in the inner diameter of the nut. The saw dust removing unit comprises: a nut cover housing disposed on the upper part of the nut, which is exposed on an upper surface while being mounted and arranged on the turntable; a connection rod inserting and arranging a lower part in the nut cover housing to be supported and coupled, exposing an upper part, and having a hollow; an air supply hose to supply the air to the connection rod; an air injection nozzle vertically disposed towards the inner diameter of the nut and injecting the air to a nut side; and an elevation cylinder to adjust vertical movement of the saw dust removing unit.

Description

TECHNICAL FIELD [0001] The present invention relates to a vision sorting machine having a function of automatically removing part cuts,

The present invention relates to a vision discriminating device for inspecting parts using a vision camera and judging whether the parts are defective or not, and more particularly, to a vision discriminating device for a vehicle assembling nut part in a state in which tapping or cutting is performed, The present invention relates to a vision separator having a function of automatically performing a work of removing a large amount of chips, but also a function of automatically selecting parts of a nut to be performed together with a work of selecting a nut part.

Generally, a vehicle subframe is used for installation of an engine and a transmission, and is welded and fixed to the vehicle body using the parts of the mounting bolt and the mounting nut.

Therefore, when the component for fixing the vehicle subframe to the vehicle body is defective, the assembling tolerance of the subframe occurs, thereby deteriorating the quality of the vehicle.

In addition, when the mounting bolt or the mounting nut of the mounting nut is different from the standard having a predetermined length or diameter, or in a state where the tapping is not precisely performed, assembly tolerances of the subframe may occur, have.

On the other hand, a nut such as a mounting nut is a forging product. In order to form an inner diameter of a component or to form a thread, etc., a cutting operation or a tap operation is separately performed. After machining, a large amount of chips or foreign matter is fused to the inside of the nut part and remains in the inside of the thread part without being separated well.

Thus, there is a problem that the bolts are damaged due to not being fastened by the cuts remaining in the nuts when fastening the bolts in the vehicle assembly line without removing cuttings or foreign substances from the nuts, and the assembling failure is caused.

Accordingly, it is necessary to perform a work for removing cuttings and the like due to the nature of the fastening parts, that is, the fastening parts. In the past, the work has been carried out by hand and an excessive work time is required and a labor cost is excessively spent. There is a problem that the quality can not be secured and the improvement is required.

Further, in the conventional vision discriminating apparatus, there is no function of removing the above-mentioned cuts with respect to the nuts, as the vision discriminating device for inspecting and sorting the badness of the parts such as the above-mentioned nets is adopted and used.

Korean Patent Publication No. 10-1657268 Korean Patent Publication No. 10-1183537 Korean Patent Registration No. 10-0899361

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems of the prior art, and it is an object of the present invention to eliminate a large amount of chips remaining on the inner diameter of a machining portion of a nut assembly for a vehicle, Which is capable of automatically performing a work for automatically cutting a workpiece, and performing a work for automatically performing a work for cutting a part of a nut, while performing a work for selecting a nut part.

The present invention relates to a method and apparatus for automatically removing cuts remaining on a nut part by spraying air while surrounding an inner diameter and an outer diameter of a nut part which is installed on the upper side of a tensile of a vision checker having a rotary type turntable, Which is capable of automatically improving the working environment by automatically discharging the cut-off powder discharged from the automatic cleaner, and automatically discharging the cut powder.

The present invention can improve the overall working efficiency according to the use of the apparatus, enable the nut to be rotated and transferred in a stable state, and prevent the nut from being detached from the turntable during the rotation transfer. The present invention has been made in view of the above problems.

In order to accomplish the above object, according to the present invention, there is provided a vision separator having a function of automatically removing part cuts, comprising: a plurality of nut parts having inner and outer diameters by cutting or tapping, A bowl feeder for feeding along the furnace; A line feeder extending from the bowl feeder and linearly aligning the nuts; A turntable for receiving and feeding components from the line feeder and rotating the components at a predetermined angle; A vision camera for photographing a part supplied on the turntable when the turntable is stopped; And a determination unit for determining whether the image is defective by analyzing an image photographed through the vision camera, wherein the vision checker is installed at one side of the turntable, And a cut-off part for cutting off the cutting fluid and foreign matter remaining in the inner diameter of the nut, wherein the cut-off part is provided on the turntable and is disposed on the turntable, A housing for a nut cover positioned at an upper portion of the housing; A connecting rod having a lower portion inserted into and supported by the housing for the nut cover and having an upper portion exposed and having a hollow; An air supply hose connected to the connecting rod to supply air; An air spray nozzle disposed inside the housing for the nut cover and connected to the hollow of the connecting rod, vertically arranged to face the inner diameter of the nut, and spraying air toward the nut side; An elastic spring inserted and arranged outside the connecting rod to function as a shock absorber; And a lifting cylinder vertically disposed on the outer surface of the turntable and coupled to the connecting rod side through a coupling end of the rod to adjust the movement of the rod in the up and down direction. do.

Here, the housing for the nut cover may include an inner housing for covering an upper portion of a nut having an inner diameter in a state of being placed on the turntable as a whole; And an outer housing which is located on the outer side of the inner housing and which is integrally coupled and supports the inner housing and the cover and the connecting rod.

Here, the suction blower may include a suction blower for forcibly suctioning cuttings and foreign substances that are removed from the nuts through the cut-off eliminating unit and discharged in a downward direction of the turntable; A discharge duct for transferring the cuts and foreign matter discharged from the nut forcedly sucked through the suction blower; And a dust collector connected to the discharge duct to perform a dust collecting process for cutting dust and foreign matter forcedly inhaled and discharged.

Here, a magnetic body is provided on the lower side of the turntable and functions to close the nut to the turntable side through the magnetic force using the magnetic body, thereby being placed on the turntable and preventing the nut from being detached from the turntable while being rotated Can be configured.

Here, the magnetic body may have a cylindrical body and may have an internal thread on an inner peripheral surface thereof; A distance adjusting member having an external thread is fixedly installed on a lower side of the turntable; The magnetic body of the cylindrical body formed with the internal thread is screwed to the distance adjusting member, but the distance can be adjusted according to the shape and size of the part.

According to the present invention, it is possible to automatically perform a task of removing a large amount of cutting chips remaining in the inner diameter or the like, which is a machining portion, of a nut assembly for a vehicle in a state in which tap processing or cutting is performed, So that it is possible to achieve a useful effect of securing and supplying a stable quality while reducing the overall working time due to removal and selection of cutting parts of the nut part.

The present invention relates to a method for removing cuts while performing a sorting operation on a nut part and spraying air while enclosing an inner diameter and an outer diameter of the nut part, thereby increasing the removal efficiency of the cutting material remaining on the nut part And the cut powder to be removed is discharged by the automatic dust collecting treatment, so that it is possible to achieve a useful effect of protecting the apparatus as well as improving the working environment.

The present invention can improve the overall working efficiency according to the use of the apparatus, can stably rotate the nut in a state of being placed on the turntable, and has a useful effect of preventing the nut from being detached from the turntable during the rotation transfer Can be achieved.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic diagram showing a vision separator having an automatic removal function for cutting off parts of parts according to an embodiment of the present invention; FIG.
FIG. 2 is a detailed view showing a cut-away portion in the present invention. FIG.
3 is a block diagram showing the arrangement of the magnetic substance in the present invention.
Fig. 4 is a block diagram showing a good part discharging part in the present invention.
FIG. 5 is a block diagram showing a defective part discharge unit according to the present invention. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. The present invention will become more apparent from the following detailed description when taken in conjunction with the accompanying drawings.

1 to 5, a vision separator 100 having a function of automatically removing part cuts according to an embodiment of the present invention includes a bowl feeder 110, a line feeder 120, a turntable 130, And includes a camera 140, a discrimination unit 150, a good discharge unit 160, a defective discharge unit 170, a magnetic body 180, and a cutter dispenser 190.

At this time, the turntable 130, the vision camera 140, the discriminating unit 150, the magnetic body 180, and the cutter dispenser 190 are equipped with a booth for improving the work efficiency as well as the work environment So as to be located within a certain space.

The present invention having such a configuration has the main component of the above-described cutter dispenser 190, which will be described in detail.

The cutter removing part 190 is installed on one side of the turntable 130 and ejects air in the direction of the upper part of the nut part 1 in a state of being placed on the turntable 130, And a function for discharging cuttings and foreign substances.

At this time, the nut part 1 is a forging product having an inner and outer diameters by cutting or tapping. By cutting or tapping the chip, Or a foreign substance or the like is fused to the processing oil and is not well separated.

That is, the nut part is used immediately after cutting or tapping, and it is discriminated by the vision checker 100 of the present invention whether the parts are defective or not, So that it is possible to carry out an operation of removing foreign matters together.

The cutter removing unit 190 includes a nut cover housing 191 disposed on the turntable 130 and positioned on the turntable 130 and positioned on the top of the nut 1 exposed on the top surface of the turntable 130, An air supply hose 193 connected to the connecting rod 192 to supply air, and a connecting rod 192 connected to the connecting rod 192. The connecting rod 192 is inserted into the nut cover housing 191, And an air injection nozzle 194 which is disposed inside the housing 190 for the nut cover and connected to the hollow of the connecting rod 192 and vertically arranged to face the inner diameter of the nut 1 and injects air toward the nut 1 An elastic spring 195 inserted in the outer side of the connecting rod 192 to function as a shock absorber and a spring 189 vertically disposed on the outer surface of the turntable 130, And is connected to the side of the connecting rod 192 through the cut- And an elevating cylinder 196 adapted to adjust the movement in the up and down direction.

At this time, it is preferable that the cutting powder removing unit 190 has a pair of structures including the housing 191 for the nut cover and the elastic spring 195, thereby improving the efficiency of the work.

The nut cover housing 191 includes an inner housing 191a that can cover the entire upper portion of the nut 1 having an inner diameter in a state of being placed in the turntable 130, 191a, and an outer housing 191b which is integrally coupled to the inner housing and supports the cover and the connecting rod 192.

The air supply hose 193 is connected to an air compressor or the like for generating air to supply air to the air injection nozzle 194 side.

Further, the cutting and removing unit 190 is provided with a suction blower 198A for forcibly removing cuttings and foreign substances which are removed from the nut 1 through the air jet and discharged in the downward direction of the turntable 130, A discharge duct 198B for transferring cuttings and foreign substances discharged from a nut forced through the blower, and a dust collector 198C connected to the discharge duct and forcibly cutting and discharging the suctioned and discharged dust and foreign matter can do.

When the turntable 130 rotates at a predetermined angle and stops after the turntable 130 is rotated about the nut 1 rotated through the turntable 130, the cutting mist removing unit 190 having the above- The nut 1 placed on the turntable 130 is wound around the nut cover housing 191 and the air is sprayed from the air spray nozzle 194 toward the inner diameter of the nut 1 in the upward direction So as to discharge the cuttings and foreign substances remaining in the inner diameter of the nut 1. [

At this time, the cuttings and foreign substances removed from the nut 1 through the air injection nozzle 194 and discharged are dropped to the lower side of the turntable 130. The suction blower 198A forcibly sucks the air, And sent to a dust collector 198C to perform a dust collection process.

Therefore, cutting dust and foreign matter removed from the nut 1 are automatically dust-collected, thereby improving the working environment while protecting the apparatus.

The bowl feeder 110 is a conveying unit having a spiral part conveying path, and is capable of conveying a nut part used for assembling a vehicle.

A plurality of nut parts used for assembling the vehicle along the spiral part feed path of the bowl feeder 110 can be fed and fed continuously and the nut part provided with cutting or tapping is supplied.

The line feeder 120 is extended from the discharge side of the bowl feeder 110 and is a feeding means for linearly aligning and feeding the nut 1.

The line feeder 120 can supply the components to the turntable 130 by aligning and supplying the components for each component of the bolts, nuts, or fins used in assembling the vehicle.

The turntable 130 is an index plate that receives a component from the line feeder 120 and mounts the component on the turntable 130, and rotates and feeds the component with the component placed and positioned in this manner.

The turntable 130 is coupled to a driving motor and is configured to repeat rotation and stop at a predetermined angle in accordance with driving and stopping of the driving motor. .

The turntable 130 may be made of titanium or titanium alloy rather than steel to reduce the weight of the turntable 130 due to continuous use of the apparatus.

It is preferable that the vision camera 140 is installed at a position where the components are supplied on the turntable 130 and are placed and placed and then the rotation is started to be conveyed. .

At this time, the vision camera 140 may have a configuration in which the vision camera 140 is tilted so as to more accurately determine whether or not a component to be discriminated by using an image through photographing is defective.

The determination unit 150 receives the image of the photographed part from the vision camera 140 and analyzes the image of the photographed part by analyzing the photographed image through the vision camera 140, A control unit 151 having a CPU for determining whether or not the image is defective, a display unit 160 for outputting a part image photographed from the vision camera 140 on the screen, (Not shown).

The good product discharge unit 160 is configured to discharge, through the discrimination unit 150, a corresponding component determined to be defective to the good product discharge port 162.

The good product discharging unit 160 is disposed on the turntable 130 and is coupled to the forward and backward cylinders 163 to move forward and backward and is mounted on the turntable 130. The turntable 130 And a good article discharge port 162 provided at one side portion and positioned in front of the good article discharge tray 161.

 At the time of discriminating good goods in the discriminating unit 150, the good product discharging unit 160 may be configured such that the discriminating unit 150 can detect a good product by rotating the turntable 130, The forward / backward cylinder 163 is driven to advance the good product discharge tray 161, thereby picking up the good parts, which are in a state of being placed on the turntable 130, to be discharged to the good product discharge port 162 side.

The defective article discharging unit 170 is disposed on the turntable 130 and positioned in front of the defective article discharging port 172. The defective article discharging unit 171 includes a defective article discharging unit 171, And a defective item discharge port 172 provided on a side portion of the good article discharge port 162 and positioned in front of the defective article discharge tray 171.

At this time, in the defective product discharge unit 170, when the defective product is discriminated by the discrimination unit 150 in the component that is rotationally transported while being placed on the turntable 130, the component, which is rotationally transferred through the turntable 130, And is naturally discharged on the turntable 130 to be rotated by being blocked by being caught by the disposed defective article discharge tray 171, so that it falls down toward the defective article discharge port 172 and is discharged.

In this way, the vision checker 100 according to the present invention rotates and transfers the nut used for assembling the vehicle using the turntable 130, and during the process, the dimensions and the state of the nut 1 through the vision camera 140 And a discriminating unit 150 for discriminating whether or not a part is defective. Then, according to the discrimination, a good part and a defective part are sequentially discharged, and a continuous part sorting operation is performed through a repetitive operation, It is possible to easily remove cuttings and foreign matter remaining in the nut 1 through the cutting powder removing unit 190 before discharging it from the turntable 130. [

Accordingly, in the present invention, it is possible to perform a task of removing a large amount of chips remaining on the inner diameter of the machining portion, etc., for the vehicle assembly nut part in a state in which tap processing or cutting processing is performed, , It is possible to provide an advantage that a stable quality can be secured and supplied while reducing the overall working time due to the handling of the nut part.

In the present invention, a magnetic body 180 may be provided below the turntable 130. Since the nut component is pulled from the lower side through the magnetic force using the magnetic body 180, It is possible to prevent the detachment of the nut part from the turntable 130 while being placed on the turntable 130 so that the turntable 130 is rotated, Can be prevented.

At this time, the magnetic body 180 is provided with a cylindrical body and has an internal thread formed on an inner circumferential surface thereof, and a distance adjusting member 181 having an external thread is fixedly installed on the lower side of the turntable 130, The magnetic body 180 of the cylindrical body formed with the thread is screwed to the distance adjusting member 181 so that the distance can be adjusted according to the shape and size of the nut part.

Here, the magnetic body 180 may be installed at one or more positions along the periphery of the turntable 130.

Particularly, the magnetic body 180 is preferably installed between the discharge sections (between the good discharge section and the defective discharge section) for sorting and discharging the parts discriminated as good and defective by the discriminating section 150 The component which is discriminated as a defective product is prevented from being detached from the turntable 130 before it is transferred to the defective product discharging portion 170 after passing through the good product discharging portion 160 in accordance with the rotation transfer by the turntable 130 It can provide an advantage that can be achieved.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. May be made, which will be within the technical scope of the present invention.

100: VISION SEARCHER 180: Magnetic body
181: Distance adjustment member 190: Cutting powder removal
191: Housing for nut cover 191a: Inner housing
191b: outer housing 192: connecting rod
193: air supply hose 194: air jet nozzle
195: elastic spring 196: lifting cylinder

Claims (5)

A bowl feeder for feeding a plurality of nut parts having inner and outer diameters by cutting or tapping along a spiral feed path; A line feeder extending from the bowl feeder and linearly aligning the nuts; A turntable for receiving and feeding components from the line feeder and rotating the components at a predetermined angle; A vision camera for photographing a part supplied on the turntable when the turntable is stopped; A discrimination unit for analyzing an image photographed through the vision camera to discriminate a defect; The vision checker according to claim 1,
A cutting powder removing unit installed at one side of the turntable and discharging cuttings and foreign substances remaining in the inner diameter of the nut by spraying air in an upward direction of a nut placed in a turntable; , ≪ / RTI &
The cut-
A housing for a nut cover installed on the turntable and positioned on an upper surface of the nut exposed on the turntable while being placed on the turntable; A connecting rod having a lower portion inserted into and supported by the housing for the nut cover and having an upper portion exposed and having a hollow; An air supply hose connected to the connecting rod to supply air; An air spray nozzle disposed inside the housing for the nut cover and connected to the hollow of the connecting rod, vertically arranged to face the inner diameter of the nut, and spraying air toward the nut side; An elastic spring inserted and arranged outside the connecting rod to function as a shock absorber; An elevating cylinder vertically disposed on an outer surface of the turntable and coupled to the connecting rod side through a coupling end of the rod to adjust a movement of the rod in a vertical direction relative to the cutter; / RTI >
A magnetic body is provided on the lower side of the turntable so that the nut is brought into close contact with the turntable side through the magnetic force using the magnetic body so as to be placed on the turntable so as to prevent the nut from being detached from the turntable while being rotated, In addition,
Wherein the magnetic body has a cylindrical body and has an internal thread on an inner peripheral surface thereof,
A distance adjusting member having an external thread is fixedly installed on the lower side of the turntable,
Wherein the magnetic body of the cylindrical body having the internal thread is screwed to the distance adjusting member so that the distance can be adjusted according to the shape and size of the component. The method according to claim 1,
The housing for a nut cover includes:
An inner housing adapted to entirely cover an upper portion of a nut having an inner diameter in a state of being placed on the turntable;
An outer housing integrally coupled to the inner housing to support the inner housing and the cover and the connecting rod; And an automatic removing function of the part cutting powder. The method according to claim 1,
A suction blower for forcibly suctioning cuttings and foreign substances which are removed from the nuts through the cut-off eliminating portion and discharged in a downward direction of the turntable;
A discharge duct for transferring the cuts and foreign matter discharged from the nut forcedly sucked through the suction blower;
A dust collector connected to the discharge duct to collect dust and foreign matter to be forcibly sucked and discharged; And an automatic removing function of the part cutting powder. delete delete

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