JPH0532316U - Parts supply device - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] To provide a component replenishment device that can be engaged with a component supply device at an angle and can detect the remaining amount of the component in the component supply device. [Structure] Rollers 4a are arranged at a plurality of positions on a mounting plate 3, and a bottomed drum 5 having an opening at one end is rotatably held at that position by the rollers 4a. Further, an engaging metal fitting 9 that engages with the desired component supplying device is attached to the opening side of the bottomed drum 5 of the mounting plate 3, and a contact metal fitting 10 that abuts against the side surface of the component supplying device is attached to the other side of the mounting plate 3. The detection sensor 12 is fixed to the tip of the engagement fitting 9. Therefore, the bottomed drum 5 can be arranged at an inclination simply by engaging the engaging metal fitting 9 with the component supplying device and bringing the abutting metal fitting 10 into contact with the side surface of the component supplying device, so that the component supplying device can be easily mounted. In addition, the detection sensor 12 for detecting the remaining amount of the component in the component supply device can be arranged only by mounting the component supply device, and a special component remaining amount detection mechanism is not required on the component supply device side.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a component replenishing device that can be easily attached to a component supplying device that supplies screws and other components one by one to an automatic machine such as a screw tightener, and that can replenish components easily.

[0002]

[Prior Art]

 Conventionally, in this type of component supply device, when the number of components in the basket is reduced, an auxiliary hopper is arranged adjacent to the component supply device to replenish the reduced components. This auxiliary hopper is composed of a hopper part for storing parts, a chute for discharging the parts from the hopper part in a substantially fixed amount, and a vibrator for vibrating the chute.

[0003]

[Problems to be solved by the device]

 In this auxiliary hopper, the lower end of the chute must be arranged above the basket so that parts can be replenished. Therefore, the hopper itself that feeds parts to this chute must be placed at a high position, and a mounting base for mounting this is required, and the auxiliary hopper itself becomes large and its mounting is not only troublesome. In addition, there are drawbacks such as the difficulty of replenishing the hopper with parts.

The present invention aims to eliminate the above-mentioned drawbacks, and an object of the present invention is to provide a component replenishing device that can be engaged with the component supply device at an angle and can detect the remaining amount of the component.

[0005]

[Means for Solving the Problems]

 Rollers are rotatably arranged at least at four locations on the mounting plate via roller bases, and a cylindrical bottomed drum whose top is opened by these rollers partially projects from the end of the mounting plate. It is arranged to. A spiral guide path is provided on the inner peripheral surface of the bottomed drum, and the components are configured to move along the guide path when the bottomed drum rotates. A ball caster is attached to the attachment plate via an attachment, and the ball caster supports the bottom of the bottomed drum. On the other hand, a motor is attached to the mounting plate, and the rotation of the motor is transmitted to the roller so that the bottomed drum rotates at that position. Further, an engaging metal fitting that engages with the upper portion of the basket that stores the parts of the desired component supply device and a metal fitting that abuts the side surface of the desired component supply device are fixed to the mounting plate, and the mounting plate is inclined. It is configured to be attached to the component supply device. Further, the tip of the engaging metal fitting is extended obliquely downward, and a detection sensor is attached to the extension so that the tip is located near the bottom of the basket of the component supply device.

[0006]

[Action]

 In the above device, when it is necessary to replenish the components in the basket of the component supply device, the engaging metal fittings fixed to the mounting plate are engaged with the basket of the component supply device, and are also mounted on the other side of the mounting plate. When the contact metal fitting is brought into contact with the side surface of the component supply device, the mounting plate and the bottomed drum held along the mounting plate can be mounted at an inclination. Moreover, at this time, since the detection sensor is attached to the engagement metal fitting located inside the component supply device, the detection sensor can be located near the bottom of the basket of the component supply device, and the detection sensor can be located on the component supply device side. The remaining amount detection mechanism of parts is not required. Further, when the parts are housed in the bottomed drum, the bottomed drum can be separated by simply lifting it, and the work of housing the parts in the drum becomes easy. Furthermore, if the bottomed drum containing the components is placed in the original position, when the number of components in the component supply device becomes low, the detection sensor fixed to the engaging metal fittings detects this and supplies the components. Operate the motor of the equipment for a predetermined time. When the motor starts rotating, the rotation is transmitted to the roller contacting the outer circumference of the bottomed drum, and the bottomed drum rotates at that position. The rotation of the bottomed drum causes the parts stored in the bottomed drum to move little by little along the guide path and is sent out from the upper end opening of the bottomed drum, where it falls into the basket of the parts supply device and is replenished with parts.

[0007]

【Example】

 Embodiments will be described below with reference to the drawings. 1 to 3, reference numeral 1 denotes a component replenishing device which is locked to a basket 2a of a component supplying device 2 which supplies desired components (not shown) one by one to a desired work position. The component replenishing device 1 has a mounting plate 3, and rollers 4a are rotatably arranged at least at four positions on the mounting plate 3 via roller bases 4. The center of rotation of these rollers 4a extends in the same direction as the direction in which the mounting plate 3 extends, and the rollers 4a guide the peripheral surface of the transparent drum 5 made of resin to rotate while maintaining its posture. Held possible. The bottomed drum 5 has a cylindrical shape with an open top, and a part of the opening side thereof is configured to project from the end of the mounting plate 3. Further, a guide groove 5a forming a spiral guide path is provided on the inner peripheral surface of the bottomed drum 5, and the components housed in the bottomed drum 5 are rotated as the bottomed drum 5 rotates. It is configured to move from the bottom to the opening and be discharged from the opening. The guide path may be a wing piece (not shown) extending toward the center of the bottomed drum 5. Further, a ball caster 7 is mounted on the mounting plate 3 via a mounting tool 6 so as to be located on the bottom side of the bottomed drum 5 and to guide the center of the bottom thereof. It is configured to be the center of rotation of the bottomed drum 5. On the other hand, a motor 8 is attached to the mounting plate 3, the rotation of the motor 8 is transmitted to one of the rollers 4a, and the rotation of the roller 4a is transmitted to the bottomed drum 5. It is arranged to rotate the bottom drum 5 in that position.

The mounting plate 3 is provided with two engaging metal fittings 9 located on the component supply device 2 side and engaged with the upper part of the basket 2 a, and a metal fitting 10 abutting on the side surface of the component supply device 2. The mounting plate 3 and the bottomed drum 5 extending along the mounting plate 3 are fixed so that the opening side is inclined when the mounting plate 3 is mounted on the component supply device 2. Further, the tip of the engaging metal fitting 9 is extended obliquely downward, and the detection sensor 12 is fixed to the extended portion via a sensor protector 11. The detection sensor 12 is located near the bottom of the basket 2a of the component supply device 2, and when the engagement fitting 9 is locked to the basket 2a of the component supply device 2, the detection sensor 12 is near the bottom of the basket 2a. It is configured to detect the remaining amount of the parts in the basket 2a at the position, and drive the motor 8 for a predetermined time by the detection output.

In the component replenishing device 1, when it is necessary to replenish the components in the basket 2 a of the component supplying device 2, the engaging metal fitting 9 fixed to the mounting plate 3 is attached to the basket 2 a of the component supplying device 2. At the same time as the engagement, the contact metal fitting 10 mounted on the other side of the mounting plate 3 is brought into contact with the side surface of the component supply device 2, so that the mounting plate 3 and the bottomed drum 5 held along the mounting plate 3 are inclined. It will be installed in the correct posture. When the parts are stored in the bottomed drum 5, the bottomed drum 5 can be separated from the roller 4a by simply lifting the bottomed drum 5, and the work of supplying the parts to the bottomed drum 5 can be easily performed. However, at this time, since the detection sensor 12 fixed to the engaging metal fitting 9 located in the basket 2a of the component supply device 2 reaches near the bottom of the basket 2a, the detection sensor 12 is the component in the basket 2a. The remaining amount of can be detected.

Further, when the bottomed drum 5 in which the components are stored is placed in the original position and the component supply device 2 is operated, the components in the basket 2a of the component supply device 2 remain less, but the engagement metal Since the detection sensor 12 fixed to the tool 9 is located near the bottom of the basket 2a of the component supply device 2, the detection sensor 12 detects this and drives the motor 8 for a predetermined time based on the detection signal. The rotation of the motor 8 causes one of the rollers 4a to rotate, and the rotation of the roller 4a is transmitted to the bottomed drum 5. Therefore, the bottomed drum 5 can be rotated while being guided by the four rollers 4a while maintaining the inclined posture. By the rotation of the bottomed drum 5, the components inside the bottomed drum 5 are gradually pushed up and moved along the spiral guide groove 5a, and are discharged from the upper end opening. The components discharged from the bottomed drum 5 are dropped and stored in the basket 2a of the component supply device 2, and the components are reliably replenished.

[0011]

[Effect of the device]

 As described above, according to the present invention, the rollers are arranged at four positions on the mounting plate, and the bottomed drum having an opening at one end is rotatably held at that position by the rollers and is rotated by the bottomed drum. A motor for transmitting the electric power is arranged, an engaging metal fitting for engaging the desired component supply device is provided on the opening side of the bottomed drum of the mounting plate, and a metal fitting for abutting the side surface of the component supply device is provided on the other side of the mounting plate. Since the sensor is attached and the detection sensor is fixed to the tip of the engaging metal fitting, when the component supplying device needs to be replenished with the component, the engaging metal fitting is engaged with the component supplying device and the contact metal fitting is used. The mounting plate and the bottomed drum extending along the mounting plate can be tilted by simply bringing the parts into contact with the side surface of the parts feeding device, and the parts replenishing device can be easily installed and the parts replenishing work becomes easy. Not only the department Parts of the remaining amount of only the component supply device attached to the supply device component feeder can be arranged a detection sensor for detecting a special part remaining amount detecting mechanism in the component supply apparatus has an advantage such that unnecessary.

[Brief description of drawings]

FIG. 1 is an enlarged sectional view of an essential part showing a usage state of the present invention.

FIG. 2 is a front view of the present invention.

FIG. 3 is a side view showing a use state of the present invention in a state rotated by 90 degrees.

[Explanation of symbols]

 1 parts replenishing device 2 parts supplying device 2a basket 3 mounting plate 4 roller base 4a roller 5 bottomed drum 5a guide groove 6 mounting tool 7 ball caster 8 motor 9 engaging metal fitting 10 fitting metal fitting 11 sensor protector 12 detection sensor

Claims (1)

[Scope of utility model registration request] 1. A cylindrical bottomed drum whose upper portion is opened by these rollers, wherein rollers are rotatably arranged at least at four positions of a mounting plate via a roller base, and a part of the drum has a bottom end. It is held so that it protrudes from, and a spiral guide path is provided on the inner peripheral surface of this bottomed drum,
A ball caster is mounted on the mounting plate via a mounting tool to support the bottom of the bottomed drum by the ball caster, while a motor is mounted on the mounting plate and the rotation of the motor is transmitted to a roller to transfer the bottomed drum. Is configured to rotate at that position, and further, an attachment metal fitting that engages with the upper portion of the basket that stores the components of the desired component supply device and a fitting metal that abuts the side surface of the desired component supply device are fixed to the mounting plate. However, in a parts replenishing device that is configured so that the mounting plate and the bottomed drum extending along this can be attached to the parts feeding device by tilting, the tip of the engaging metal fitting should be near the bottom of the basket that stores the parts of the parts feeding device. A parts replenishing device, which is equipped with a detection sensor located therein.