CN2071114U - Automatic screw supply device - Google Patents

Abstract

An automatic screw feeder features that a motor drives a connecting rod to draw screws from a screw storage chamber in a material taking slide way, a single screw feeder is used to make only one screw in the slide way fall on the screw seat and positioned by two clamping reeds, and an electric or pneumatic screw driver on a supporter is used to screw the screw in the workpiece. Because of the mechanical design, the device has low failure rate, easy maintenance and small volume, and is suitable for various working sites.

Description

The utility model relates to an automatic screw supply device, in particular to a single-handed portable screw automatic supply device, which is used in conjunction with an electric or pneumatic screwdriver to conveniently and automatically perform the work of turning and locking screws.

In mechanical work, screws are indispensable components, and large machines have thousands of screws. How to quickly and easily perform the work of turning and locking screws is the scope of this case.

In terms of screwdrivers, there are already screw machines for automatic screw locking tools, which saves considerable manpower. However, this kind of automatic screw machine is generally large in size and complex in structure, which results in time-consuming maintenance and is not easy to carry, causing inconvenience in use; and because the whole machine needs a considerable space to be placed, it is not conducive to use when the workplace changes. , and this type of machine is combined mechanically and electronically, requiring specialized personnel to maintain it, which is not affordable for ordinary small workshops.

The purpose of this utility model is to overcome the above shortcomings, and develop a portable automatic screw supply device, which can be used with electric or pneumatic screwdrivers, which can greatly reduce the volume and is not subject to restrictions and changes in the workplace, and is very convenient to use. , and actuated by mechanical principles, so the failure rate can be reduced and maintenance is easy.

This automatic screw feeding device uses a motor to drive a pick-up slideway to swing in the screw storage room, automatically picks up the screws, and transports the screws on the slideway to a single screw feeding device, so that the single screw slides down In the screw room, it is fixed and positioned by a set of spring clips, and then screwed down by an electric or pneumatic screwdriver on the screw room to easily screw the screw into the work object.

The screw automatic supply device proposed by the utility model includes: a material taking and arranging device, a single feeding automatic device, a screw housing seat, and a screwdriver fixing frame, wherein:

The retrieving and arranging device uses a small powerful motor to drive an eccentric rotating plate to rotate 360 degrees, so that a long transmission plate can move up and down, so that there is a retrieving slide and arranging slide that can hook the screw and place the screw in the box. The pick-up arrangement chute formed by the chute swings up and down to pick up the screw and send the screw to the chute;

The single feeding automatic device is located at the end of the passing slideway. It is a rotatable crank fixed on the crank seat. The upper bump is connected to a single controller to move left and right. The two edges of the notch are flat arc-shaped on one side and beveled on the other side, which can prevent the screw from sliding down and single feeding, and make the single screw fall into the glide path;

The connecting hole of the slideway under the screw housing is connected with the slideway, and the falling single screw can be clamped and positioned by a set of clamping reeds with a narrowed downward opening. The shape of the screw housing fits the outer surface of the screwdriver head. type, so that the head of the screwdriver on the fixed frame above it can move up and down;

The screwdriver fixing frame is located above the screw room, and extends into contact with the crank in the single feeding automatic device, on which an electric or pneumatic screwdriver is installed;

When the motor is running, the eccentric rotary plate is rotated 360 degrees to drive the transmission rod, so that the feeding arrangement slideway is arranged in the screw storage room, and sent to the passing slideway, passing through the single feeding automatic device at the end Actuated by the fixed frame, only a single screw enters the screw housing, and is fixed and positioned by the clamping reed, and the screw is screwed into the work object through the descent of the rotating screwdriver head on the screw housing.

Give an embodiment below, and in conjunction with accompanying drawing, the utility model is described in detail, wherein:

Fig. 1 is the disposition combination figure of each part of the utility model.

Fig. 2 is a schematic diagram of the mechanism and action of the utility model retrieving and arranging device.

Fig. 3 is the automatic device for single-branch retrieving of the utility model.

Fig. 4 is the front and side views of the utility model screw house.

Referring to Fig. 1, in the screw storage room 1, there are many screws 2 stored in disorder, and there is a curved retrieving arrangement slideway 3 that can swing up and down in the room, and the swing action of the retrieving arrangement slideway 3 is driven by a motor 31 An eccentric rotating plate 32 makes the material reclaiming arrangement slideway 3 swing and reclaim the material, and its detailed action will be described later. The removed screw 2 travels through the slideway 4 and reaches a single feeding automatic device 5, which allows only one screw to enter the slideway 6 and enter the screw housing 8, and is fixed by two clamping reeds 7 Positioning, then screw in the work object by the electric or pneumatic screwdriver 10 that is provided with on the screwdriver machine fixed mount 9, finish automatic and smooth screw screwing in work.

Among them, the action device of the feeding slide arrangement slideway 3, as shown in Figure 2, the axis 311 of the motor 31 is fixed on the eccentric rotating plate 32, so that the eccentric rotating plate 32 is rotated 360 degrees, and the eccentric rotating plate 32 is rotated at the same time. An elongated drive plate 33 is connected with a movable hinge, and the other end of the drive plate is also connected with a second drive plate 34 with a movable hinge. When the axis 311 of the driver 31 rotates, the eccentric rotating plate 32 rotates 360 degrees to drive the drive plate 33 curved motions, because the length of drive plate 33 is calculated properly, make it only move up and down with the contact end 331 of material retrieving arrangement slideway body seat 35, make reclaiming arrangement slideway 3 can be earlier in the screw storage room 1. Swing and descend, and place the scattered screw hooks on it with the reclaiming slideway 36, then the retrieving arrangement slideway 3 rises, so that the screws hooked up by the reclaiming slideway 36 slide into the arrangement slideway 37 in order Neatly arranged, enter among the passing slideway 4.

At the end of the slideway 4, a single feeding automatic device 5 is provided, as shown in Figure 3, which uses the rotation of a crank 51 to make the single controller 52 do left and right translational movements, and this one The single controller 52 has a notch 521 on the upper side of the chute 4. It is worth noting that the two edges of the notch 521, partly blocking the edge 5211 above the chute 4, is in the shape of a flat arc, while the side edge 5212 is in the shape of a flat arc. An oblique acute angle, so that when the side end 511 of the crank 51 is pressed down, it can rotate around the tip joint of the crank seat 512, and the crank lug end 513 is hooked to the single controller 52 to translate leftward. And make the screw 2 on the slideway 4 slide down along the flat arc-shaped blocking edge 5211, and cut into the slideway 4 at the same time because of the acute angle side edge 5212, and prevent the next screw from sliding down; when the crank side end 511 does not apply pressure , then the single controller 52 returns to the right because of the built-in reed of the crank seat 512; like this, when the crank 51 is pressed next time, the next screw can be dropped.

After passing through the single feeding automatic device 5, only one screw falls into the glideway 6 and slides into the screw housing 8, as shown in Figure 4, the screw housing 8 has a glideway connecting hole 81 obliquely inserted. , so that the falling screw 2 is clamped and positioned by a set of clamping reeds 7, so the set of clamping reeds 7 is in a relatively downward relationship, so the screw can be held to prevent the screw from falling out. When the screwdriver head 101 When screwing down, it is opened due to extrusion, so that the screw 2 can be smoothly screwed into the work object.

It is worth mentioning that the motor 31 can be a 110V small-sized powerful motor with 38 revolutions per minute, which can be started with the start switch 312 to make the eccentric rotating plate 32 run eccentrically for reclaiming. And screw storage box 1 is through design, can make taking material arrange slideway 3 when descending, screw is dropped in the slideway, and then because of the inclination of slideway 3 after rising, slides in the slideway 4 of going through.

The screw single feed automatic device 5 cooperates with the screwdriver fixing frame 9 and the screwdriver 10, wherein the up and down movement of the screwdriver 10 is operated by hand, so that the fixing frame 9 is pressed against the aforementioned crank 51 and rotated to complete For single screw feeding work.

The screw housing 8 is designed to match the shape of the screwdriver head 101 so that the screwdriver head 101 can move up and down therein to complete the work of locking the screws.

Through the overall cooperation of the above-mentioned devices, the volume of the utility model is greatly reduced, it is very light and handy, can be carried by hand, and is very convenient to work. In addition, because most of them are mechanical components, the maintenance is very simple, and it is not damaged by the vibration that the screwdriver often has, and the chance of failure is greatly reduced compared with electronic or previous equipment.

Claims (1)

1. An automatic screw supply device, which includes a retrieving and arranging device, a single feeding automatic device, a screw housing seat and a screwdriver fixing frame, characterized in that: The retrieving and arranging device includes an eccentric rotating plate driven by a small powerful motor to rotate 360 degrees. The eccentric rotating plate is connected to the first elongated transmission plate by a living hinge, and the other end of the transmission plate is connected to the second long drive plate by a living hinge. The transmission plate is connected, and the second transmission plate is connected with the contact end of the body seat of the feeding arrangement slideway, and only moves up and down. The body seat has a feeding slideway on which the screw hook can be placed and a screw Sliding into it and sending it into the alignment chute of the travel chute; The single feeding automatic device is located at the end of the traveling slideway. It is a rotatable crank fixed on the crank base. The upper bump is connected to a single controller to make it move left and right. The two edges of the notch on the track are flat arc-shaped on one side and beveled on the other side, which can prevent the screw from sliding down and single feeding, and make the single screw fall into the glide track; The connecting hole of the slideway under the screw housing is connected with the slideway, and the falling single screw can be clamped and positioned by a set of clamping reeds with a narrowed downward opening. The shape of the screw housing fits the outer surface of the screwdriver head. Type, which can make the screwdriver head on the fixed frame above it move up and down; The screwdriver fixing frame is located above the screw house, and extends into contact with the crank in the single feeding automatic device, on which an electric or pneumatic screwdriver machine is installed.

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