KR0173256B1 - Automatic workpiece supply apparatus for automatic machining device - Google Patents

Abstract

The present invention relates to a device that can insert only the workpiece in the forward direction to the automatic processing machine, and more particularly, to select the orientation of the workpieces with different front and rear sides, and to reverse the selected reverse workpiece in the forward direction of the automatic processing machine. By continuously feeding to the guide chute, the present invention relates to an automatic machine-working device for an automatic processing machine, which enables unmanned automation of a parts processing process and greatly improves plant operation rate.

The present invention has a fixed chute formed with a through hole of a predetermined size, and includes a push cylinder member for reciprocating a pressing member through the through hole, wherein the first and second cylinder members are vertically fixed to the upper end of the fixed chute. 2, equipped with a fixed stand, facing the fixing chute, a plurality of guide rods on one side, and equipped with a moving bracket equipped with a touch bar therebetween, a sorting operation unit having a fixed bracket into which the guide rod and the touch bar is inserted ; A sensor unit having a presence / absence sensor member for checking the presence of the workpiece fixed between the first and second cylinder members, the sensor unit having a direction detecting sensor member for detecting a proximity movement state of the touch bar; And a rotary unit provided on one side of the fixed chute, the rotary chute having a plurality of upper and lower cylinder members mounted on its upper surface, and having a rotary cylinder member disposed on the lower surface of the rotary chute. to provide.

Description

Automatic input device for work machine

The present invention relates to a device that can insert only the workpiece in the forward direction to the automatic processing machine, and more particularly, to select the orientation for the workpieces with different front and rear sides, and to reverse the workpiece of the selected reverse direction in the forward direction of the automatic processing machine. By continuously feeding to the guide chute, the present invention relates to an automatic machine-working device for an automatic processing machine, which enables unmanned automation of a parts processing process and greatly improves plant operation rate.

VCR (Video Casette Recorder) is a kind of A / V device, and it drives the driving system which is the deck mechanism and the video tape by the driving system to record the desired audio and video signal to the audio tape and the video track of the video tape. On the contrary, it is a device composed of a video, audio recording, and playback system capable of playing back audio and video recorded on each track of a video tape (hereinafter referred to as tape).

As shown in FIG. 1, the head drum assembly 1 employed in the V-C is an upper drum 10 which rotates at a high speed by a drum motor (not shown) for image tracking of the tape. The lower drum 20 is connected to the shaft 30 penetrating the central portion thereof.

In addition, a plurality of heads 12 are attached to the head base 13 to protrude and mount to the outer circumferential surface of the upper drum 10, and the rotary transformer rotor 41 electrically connected to the head 12 is considered important. It is installed below, the lower drum 20 to form a predetermined interval with the rotary transformer rotor (41), to electrically connect the flexible printed circuit board (43), and to connect the preamp The rotary transformer stator 42 is provided and configured.

Meanwhile, referring to FIG. 2, a workflow of the upper and lower drums 10 and 20 forming the head drum assembly 1 is illustrated in FIG. 2, wherein the upper and lower drums 10, 20 is cast by die-casting, which is placed in a workpiece, ie blank, which must be machined. In addition, the workpieces of the upper and lower drums 10 and 20 process the surface by roughing, and process the hole by drilling and tapping them. On the other hand, the hole-finished workpiece is removed after the finishing process (仕 上 加工), to remove foreign substances such as cutting oil or oil contaminated on the surface through a washing process.

Subsequently, after the washing process, the defective product is selected through an external inspection, and the workpiece of the upper drum 10 is subjected to tape-buffing processing, and then, optionally, a hard carbon film coating treatment is performed. Accordingly, the workpieces of the upper and lower drums 10 and 20 are manufactured as a finished product through the processing process as described above and supplied to the head drum assembly 1 assembly line.

On the other hand, as a processing machine for roughing, hole and finishing processing for the upper and lower drums 10 and 20, a numerically controlled machine tool widely used as an automation means for improving the operation rate is mainly used. In an automated line employing the above, the supply of the workpiece to the automatic machine such as the numerically controlled machine tool must be continuously performed.

That is, since the shape of the workpiece W, such as the upper and lower drums 10 and 20 to be machined in the related art, has a structure in which the front and rear surfaces are different from each other, the automation by continuous supply In order to load a large amount of the work W (in the middle of any one of the upper and lower drums 10 and 20) in the stocker 210 as shown in FIG. 5, the hopper 211 is loaded. Afterwards, the worker sorts the front and rear surfaces of the workpiece W one by one, and then only the workpiece W in the forward direction to the pellet 221 mounted obliquely to the chain conveyor device 220. When the chain conveyor apparatus 220 is operated by driving the drive motor 212 installed in the stocker 210, the sorted workpiece W is introduced into the upper end of the guide chute 301 to process the machine 300. It can be supplied continuously so as to be bitten by chuck.

However, in this case, since the worker has to visually inspect the front and rear screening work for a large amount of the work W contained in the hopper 211 of the stocker 210, the worker's workload is large and the work efficiency is high. It is not only low, but also the complete automation of the parts machining process can not be realized, while reducing the plant operation rate, there is a problem that mass production is difficult.

Accordingly, the present invention has been made in order to solve the above problems, the object of the present invention is to sort in the forward direction, before the workpiece is put into the automatic machine, the shape of the front, rear, the reverse workpiece in the forward direction By automatically reversing and supplying continuously, it is possible to reduce unnecessary manpower and realize full automation of the parts processing process so that mass production of products is possible, and work for automatic processing machines that can greatly improve factory operation rate by automation. To provide an automatic water injection device.

1 is an exploded perspective view showing a typical head drum assembly.

2 is a flow chart of the upper and lower drums constituting the head drum assembly.

Figure 3 is a side view showing a workpiece automatic input device for an automatic processing machine according to the present invention.

Figure 4 is a plan view showing a workpiece automatic input device for an automatic processing machine according to the present invention.

Figure 5 is a schematic diagram showing the working state of the automatic work machine for automatic work machine according to the present invention.

* Explanation of symbols for main parts of the drawings

1: Head drum assembly W: Work piece

110: sorting operation unit 111: fixed chute

112: pressing member 113: push cylinder member

114: first cylinder member 115: second cylinder member

120: sensor unit 121: presence or absence sensor member

122: sensor member for direction detection 130: rotating part

131: rotating chute 134: rotating cylinder member

300: automatic processing machine 301: guide chute

In order to achieve the above object, the present invention is provided with a stocker having a large quantity of workpieces having different front and rear surfaces, and continuously supplying the workpieces from the stocker to the guide chute side of the automatic processing machine as a chain conveyor. A first and second fixing rod having a fixing chute having a through hole of a size formed on a vertical surface, a push cylinder member for reciprocating the pressing member through the through hole, and having the first and second cylinder members vertically fixed to the upper end of the fixing chute. It is equipped with a movable bracket equipped with a touch bar between the fixed chute, facing the fixed chute, and equipped with a plurality of guide rods having a spring member on one side, while facing the movable bracket, the guide rod and touch A sorting operation part having a fixing bracket into which a bar is inserted to distinguish the forward and reverse directions of the workpiece; Sensor unit for determining the presence or absence of the workpiece to be fixed between the first and second cylinder members, and a sensor member for detecting the direction of movement of the touch bar to determine the forward and reverse direction of the workpiece ; And a rotating chute provided on one side of the fixed chute and having a plurality of upper and lower cylinder members mounted on an upper surface thereof, and a rotating cylinder member capable of rotating without interference of the chute member on a lower side of the rotating chute. A rotating unit for inverting water in a forward direction; By providing a workpiece automatic input device for an automatic processing machine characterized in that it comprises a.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the automatic input machine for automatic work machine according to the present invention.

Workpiece automatic injection device 100 for the automatic processing machine according to the present invention is a stocker 210 containing a large amount of the workpiece (W), the front and the back, such as the lower drum 20 having the protrusion 20a of FIG. After the transfer to the upper end of the guide chute 301 by using the chain conveyor 220, before the operation of feeding into the automatic processing machine 300 from the tip of the guide chute 301, the work piece of the forward direction set in advance ( A device for automatically inverting only the workpiece W in the reverse direction by selectively recognizing the forward and reverse directions of the workpiece W transferred to the guide chute 301 so that only W) is continuously input. The sorting operation unit 110, the sensor unit 120 and the rotating unit 130 is composed.

That is, as shown in FIG. 3 and FIG. 4, the sorting operation unit 110 for distinguishing the orientation for the work (W) is set by recognizing different front and rear surfaces of the work (W) mechanically Is adjacent to one side of the chain conveyor 220, and has a fixed chute 111 to which the conveyed workpiece (W) is put, the vertical surface has a through hole 111a of a predetermined size. And, the outer side of the fixing chute 111, the push cylinder member having a pressing member 112 mounted to the front end of the pressing member 112 for reciprocating forward and backward in the lateral direction of the workpiece (W) through the through hole (111a) ( 113, the first and second fixing members 114a and 115a fixing the first and second cylinder members 114 and 115 to the upper end of the fixing chute 111 are installed as a plurality of screw members. Equipped.

In addition, the movable bracket 116 facing the fixing chute 111 and movable to one side is equipped with a plurality of guide rods 117 having a spring member 117a on the body on one side, and a touch bar therebetween. Fit (118). In addition, the fixing bracket 119 fixed to one side facing the moving bracket 116 has a plurality of through holes 119a into which the guide rods 117 and the touch bar 118 are inserted, respectively, in a vertical plane. Equipped. On the other hand, the through hole (119a) of the fixing bracket 119 is preferably provided with a plurality of bearing members (119b) to facilitate the forward and backward movement of the moving bracket 116.

Then, the sensor unit 120 for detecting the progress state and the direction of the workpiece (W) is the presence or absence of the sensor member 121 to check the presence or absence of the workpiece (W) injected from the chain conveyor 220 Is mounted between the first and second cylinder members 114 and 115. And, when the workpiece (W) in the reverse direction is located in the fixed chute 111, the moving bracket 116 is moved due to the forward operation of the pressing member 112, the moving bracket 116 Installed in the support 123 connected to one side of the fixing bracket 119 a direction detecting sensor member 122 that detects the movement state of the touch bar 118 fixed to the workpiece W and determines whether the work W is inverted. do.

Further, as shown in FIG. 4, the rotating unit 130 which reverses only the workpiece W in the reverse direction such that the workpiece W in the forward direction is continuously introduced into the automatic processing machine 300 is illustrated in FIG. 4. The workpiece W sorted in the reverse direction on the discharge side of the c) is stopped, while the forward workpiece W is provided with the rotary chute 131 passing through to the guide chute 301 as it is, and the rotary chute 131 The upper surface of the equipped with a plurality of upper and lower cylinder member 133 is installed vertically to the holder 132. In addition, according to the detection signal of the direction detecting sensor member 122, the rotary chute 131 can be reversed only 180 ° of the work W in the reverse direction that does not have a set direction, the rotation chute, The fixed cylinder 111 and the guide chute 301 adjacent to each other are rotated without interference, and the rotary cylinder member 134 can be fixed to the support 135 so as to be returned.

Workpiece automatic input device 100 having a structure as described above is a cloud conveying the workpiece (W) by the weight to the chain conveyor 22 and the automatic processing machine 300 to randomly supply the workpiece (W) It is installed on the entrance side of the guide chute 301, the front and rear surface of the workpiece (122) for detecting the direction of the movement of the mechanism of the moving bracket 119 according to the operation of the pressing member (112) (122) Only the workpiece W in the reverse direction is reversed in the rotating chute 131, so that only the workpiece W in the forward direction can be introduced into the machining axis of the automatic processing machine 300.

That is, as shown in FIG. 5, when the workpiece W loaded on the stocker 210 is randomly raised to the input side of the fixed chute 111 which is inclined at an angle by the chain conveyor 220, it is sorted. The workpiece W which is not is clouded in an inclined direction. At this time, the tip pin 114b of the first cylinder member 114 fixed to the upper side of the fixing chute 111 is in a raised state, while the tip pin 115b of the second cylinder member 115 is raised. Since it is in the lowered state, the supplied work W no longer moves in the cloud, and stops and stays in the middle of the fixed chute 111. At the same time, the tip pin 114b of the first cylinder member 114 is lowered according to the detection signal of the presence / absence sensor member 121 for confirming the presence or absence of the workpiece W. Limiting the input according to the cloud movement of the), and stops the drive of the chain conveyor (22).

In addition, in order to determine a certain direction of the work W fixed between the tip pins 114b and 115b, the detection signal of the presence / absence sensor member 121 confirming the existence of the work W. When the push cylinder member 113 having the pressing member 112 mounted to the front end is moved forward, the insertion portion 112a of the pressing member 112 opens the through hole 111a of the fixing chute 111. It is moved forward through one side of the workpiece (W).

On the other hand, the insertion portion 121 of the pressing member 112 to be advanced is larger than the outer diameter of one side protrusion 20a of the lower drum 20 shown in FIG. 1, and smaller than the outer diameter of the opposite side of the protrusion 20a Since it is constituted in size, as shown in Fig. 4, the workpiece W is fixed in the forward direction (the protrusion 20a faces the insertion part 112a of the pressing member 112). When located in the chute 111, the protrusion 20a is inserted into the insertion portion 112a to be advanced without interference so that the movable bracket 116 on which the touch bar 118 is mounted is not operated.

In this case, since the workpiece (W) is determined to be located in the forward direction to perform the machining in the automatic machine 300, the entrance and exit side of the second cylinder member 115 and the rotating unit 130 The upper and lower rudder members 133 are all raised to automatically supply the workpiece W determined in the forward direction to the automatic processing machine 300 through the inclined guide chute 301.

At this time, the guide chute 301, the rotary chute 131 and the fixed chute 111 are preferably continuously installed at the same constant inclination angle so as to smoothly carry out the rolling movement by the weight of the workpiece (W). Do.

On the other hand, the workpiece W is randomly transferred from the stocker 210 and put into the fixed chute 111 in the opposite direction to the above (protrusion 20a and the insertion portion 121 of the pressing member 112 and the When the pressing member 112 is advanced through the through-hole 111a when positioned in the opposite direction, the workpiece W having the insertion portion 112a of the pressing member 112 larger than the inner diameter thereof. Since it is in contact with the reverse surface of the movement, the moving bracket 116 in contact with the positive direction of the workpiece (W) having the reverse direction by the forward force of the push cylinder member 113 is pushed toward the direction sensor member 122 for movement As a result, the guide rod 117 of the moving bracket 116 is guided linearly through the through hole 119a of the fixing bracket 119. At this time, the movement state is detected by the direction detecting sensor member 122 in which the end of the touch bar 118 moving together with the moving part rack 116 is located on the same axis, thereby the work W It is to determine the state of in reverse direction. Then, the moved bracket 116 is pushed back to the original state by a constant elastic restoring force of the spring member 117a of the guide rod 117.

Subsequently, the second cylinder member 115 is raised by the signal detected as the direction sensing sensor member 122, the entrance upper and lower cylinder members 133 of the rotating part 130 are raised, and the adjacent exit upper and lower cylinders are raised. The member 133 is lowered to roll and transport the workpiece W sorted in the reverse direction inside the rotary chute 131, and at the same time the rotary workpiece 131 rotates the transferred workpiece W. The up-and-down upper and lower cylinder members 133 that have been raised are lowered to prevent the external departure.

Subsequently, the rotary cylinder member 134 mounted below the rotary chute 131 is operated by the detection signal of the direction detecting sensor member 122 to guide the rotary chute 131 to the guide chute 301 and When rotated by a certain angle 180 ° without interference with the fixed chute 111, the workpiece (W) in the reverse direction is to be reversed in the forward direction possible to insert into the automatic processing machine (300). Then, when the upper and lower cylinder members 133 on the exit side are raised, the workpiece W in the rotary chute 131 is rolled in the inclined direction of the guide chute 301 by its own weight and is supplied to the automatic processing machine 300. Will be.

On the other hand, the rotary chute 131 that has been inverted in the forward direction of the workpiece (W) is returned to the original position by the return rotation operation of the rotary cylinder member 134, according to the sorting operation of the next workpiece (W) without stopping the work The work W in the reverse direction can be reversed in the forward direction.

Therefore, according to the workpiece automatic input device 100 for an automatic processing machine according to the present invention, the directional pressing member 112 loaded on the stocker 210 and randomly input into the guide chute 301, member 112 In the forward direction, the screen is passed to the guide chute 301 as it is in the forward direction, and is introduced into the automatic processing machine 300. In the reverse direction, the motor is paused in the rotation chute 131 and then reversed in the forward direction. By continuously inputting), a number of sensor members can be removed without the need for the operator to individually select the forward and reverse directions of the workpieces W having different front and rear sides as shown in the prior art and input them into the guide chute 301 one by one. And a sorting operation for the workpiece W as the cylinder member, and can be continuously supplied to the automatic processing machine 300 side. The work productivity can be greatly improved, the plant operation rate can be increased, and the effect of realizing the unmanned automation of the whole process can be obtained.

Claims (4)

The front and rear having a stocker 210 loaded with a large amount of different workpieces W, and from the stocker 210 to the guide chute 301 of the automatic processing machine 300 as a chain conveyor 220, the workpiece ( A device for continuously supplying W), comprising: a push-cylinder member having a fixed chute (111) having a constant size through hole (111a) formed in a vertical plane and reciprocating the pressing member (112) with the through hole (111a). 113, the first and second fixing members 114a and 115a vertically fixing the first and second cylinder members 114 and 115 at the upper end of the fixing chute 111, and the fixing chute ( 111, a plurality of guide rods 117 having a spring member 117a is mounted on one side, and a moving bracket 116 equipped with a touch bar 118 is provided therebetween. Facing 116, and equipped with a fixing bracket 119 is inserted into the guide rod 117 and the touch bar 118, the forward and reverse of the workpiece (W) Selection operation unit 110 to distinguish the direction; Having a presence or absence sensor member 121 for checking the presence of the workpiece (W) is fixed between the first and second cylinder members 114, 115, and detects the proximity movement state of the touch bar 118 A sensor unit 120 having a direction detecting sensor member 122 to determine the forward and reverse directions of the workpiece W; And a rotary chute 131 provided on one side of the fixed chute 111 and having a plurality of upper and lower cylinder members 133 mounted on an upper surface thereof, and the chute member 111 disposed on a lower surface of the rotary chute 131. Rotatable unit 130 having a rotating cylinder member 134 which can rotate without interference of the 301 to reverse the workpiece (W) of the reverse direction in the forward direction; Workpiece automatic input device for an automatic processing machine comprising a. According to claim 1, wherein the through hole (119a) of the fixing bracket 119 is equipped with a plurality of bearing members (119b) for smooth movement of the forward and backward movement of the movable bracket 116 for an automatic machine Automatic workpiece feeder. According to claim 1, wherein the pressing member 112 is a tip end of the insertion portion 121a having an inner diameter size that is larger than the outer diameter of one side protrusion 20a of the lower drum 20 and smaller than the outer diameter of the opposite side of the protrusion 20a. Automatic workpiece input device for an automatic processing machine characterized in that equipped with. According to claim 1, wherein the rotary chute 131 and the stationary chute 111 is continuously installed at the same inclination angle as the guide chute 301 so that the workpiece (W) is a smooth conveying movement by the weight. Workpiece automatic input device for an automatic processing machine, characterized in that.