CN217050271U - Fastener automatic feeding device - Google Patents

Abstract

The utility model provides a fastener automatic feeding device belongs to mechanical technical field. It has solved the current automatic feeding device structure complicacy, the high problem of equipment cost. The automatic fastener feeding device comprises a rack and a fastener clamp arranged on the rack, wherein a feeding channel is arranged on the rack, and the automatic fastener feeding device is characterized by also comprising a lifting component and a transfer clamp, wherein the lifting component is arranged on the rack and can move workpieces in the feeding channel upwards one by one; the transfer fixture is positioned above the feeding channel, the transfer fixture is connected with the rack through the translation driving assembly, and the translation driving assembly can enable the transfer fixture to be in butt joint with a workpiece on the lifting assembly and also enable the workpiece on the transfer fixture to be in butt joint with a fastener fixture; the automatic fastener feeding device is simple in structure, high in space utilization rate and low in production cost.

Description

Fastener automatic feeding device

Technical Field

The utility model belongs to the technical field of machinery, a fastener, especially a fastener automatic feeding device are related to.

Background

Fasteners, also known as standard parts in the market, are a generic term for a class of mechanical parts used in fastening two or more parts or components into a unitary body. It features various varieties and specifications, different functions and usages, and very high standardization, serialization and universalization degree. The fastener is the most widely used mechanical basic member and has a large demand.

With the continuous development of industrialization, the production efficiency needs to be improved. The traditional process is manually placed one by one, the production efficiency of the process is low, the labor input is large, and the requirements of mass markets cannot be met. In the prior art, an automatic device for riveting and assembling also has a patent number of CN 203679159U; including rivet material loading vibration dish, rivet material loading passageway, steering mechanism, a transverse displacement mechanism, mistake material cylinder and first manipulator, this scheme can realize reducing artifical input, reduction in production cost for the material loading progress improves production efficiency, but the structure of this scheme is complicated, and equipment cost is high.

Disclosure of Invention

The utility model provides a fastener automatic feeding device, the utility model discloses the technical problem that solve makes fastener automatic feeding device's simple structure, low in production cost.

The to-be-solved technical problem of the utility model can be realized through the following technical scheme: the automatic fastener feeding device is characterized by further comprising a lifting assembly and a transfer clamp, wherein the lifting assembly is mounted on the rack and can move workpieces in the feeding channel one by one upwards; the transfer fixture is positioned above the feeding channel, the transfer fixture is connected with the rack through the translation driving assembly, the translation driving assembly enables the transfer fixture to be in butt joint with a workpiece on the lifting assembly, and the workpiece on the transfer fixture can also be in butt joint with the fastener fixture. A plurality of workpieces are arranged in the feeding channel, the discharging end of the feeding channel is connected with the lifting assembly, the lifting assembly conveys the workpieces upwards one by one, and the plurality of workpieces are prevented from blocking the fastener automatic feeding device.

Preferably, the lifting assembly comprises a material taking plate arranged on the frame, and the material taking plate is connected with the frame through a first air cylinder. A positioning groove is formed in the material taking plate, and the workpiece falls into the positioning groove to be positioned. The first cylinder drives the material taking plate to move up and down. The first cylinder is connected with the material taking plate, the material taking plate moves up and down under the action of the cylinder, and workpieces are conveyed to the transfer fixture.

Preferably, the lifting assembly further comprises an upper pressure plate positioned above the material taking plate, and the upper pressure plate is connected with the rack through a second cylinder; the second cylinder drives the upper pressure plate to move up and down. The cylinder piston is connected with the upper pressure plate, the upper pressure plate moves up and down under the action of the cylinder, and the upper pressure plate is matched with the material taking plate, so that a workpiece is fixed in the positioning groove, and the space utilization rate of the automatic fastener feeding device is increased.

Preferably, the translation driving assembly comprises a transfer clamp positioned right above the positioning groove, and a magnetic part is arranged on the transfer clamp. The magnet clamps up the work piece, realizes the initial positioning of work piece, reduction in production cost.

Preferably, the translation driving assembly comprises a third driving element for transferring the transfer clamp to the discharging end of the lifting assembly, and a fourth driving element for horizontally conveying the transfer clamp to the discharging end of the translation driving assembly. The transfer fixture is driven by the third cylinder to position the workpiece forwards and backwards, and the workpiece is fixed in the transfer fixture and driven by the fourth cylinder to be conveyed forwards to the feeding end of the fastener fixture.

Preferably, the fastener clamp is provided with a workpiece avoiding hole; the axial lead of the transfer clamp is parallel to the axial lead of the workpiece avoiding hole. The workpiece is conveyed into the workpiece avoiding hole of the fastener clamp by the transfer clamp, so that the feeding precision is further improved.

Preferably, the fastener clamp is provided with a workpiece positioning device. The workpiece is inserted into the workpiece avoiding device, and the workpiece positioning device fixes the workpiece in the workpiece avoiding hole to prevent the workpiece from falling off.

Preferably, the automatic fastener feeding device further comprises a turnover base body driven by a motor, and the two fastener clamps are symmetrically arranged along the base body. The fastener anchor clamps are located automatic feeding device's discharge end, promote automatic feeding device's work efficiency.

Preferably, the automatic fastener feeding device further comprises a vibrating disc, and the vibrating disc is communicated with the feeding channel. The vibration disc arranges the workpieces in the feeding channel one by one.

Compared with the prior art, this fastener automatic feeding device can reduce artifical input, and reduction in production cost for the material loading progress makes product simple structure, and equipment cost is low when improving production efficiency.

Drawings

Fig. 1 is a schematic structural view of an automatic fastener feeding device.

FIG. 2 is a partially hidden schematic view of an automatic fastener feeding device.

Fig. 3 is a perspective view of the lifting device in an extended state.

Fig. 4 is a schematic perspective view of the third cylinder in an extended state.

Fig. 5 is a perspective view of the fourth cylinder in an extended state.

Fig. 6 is a partially enlarged view of the automatic fastener feeding apparatus.

In the figure, 1, a frame; 1a, a feeding channel; 2. a fastener clamp; 2a, avoiding holes of the workpiece; 2b, a workpiece positioning device; 3. a lifting assembly; 3a, taking a material plate; 3a1, positioning groove; 3b, a first cylinder; 3c, an upper pressure plate; 3c1, limit convex part; 3d, a second cylinder; 4. transferring a clamp; 5. a translation drive assembly; 5a, a third drive element; 5b, a fourth drive element; 5d1 and a left limit strip; 5d2, right limiting strip; 6. a vibrating pan; 7. and (4) overturning the matrix.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

The first embodiment is as follows: as shown in fig. 1, an automatic fastener feeding device includes a vibration plate 6, a frame 1, a transfer mechanism, and a fastener holder 2. The discharge end of the vibrating disk 6 is communicated with a feeding channel 1a on the frame 1.

The transfer mechanism comprises a lifting component 3 and a translation driving component 5, the transfer mechanism is installed on the rack 1, and the lifting component 3 comprises a material taking plate 3a and a first air cylinder 3 b. The cylinder body of the first cylinder 3b is fixedly connected with the frame 1, and the telescopic rod of the first cylinder 3b is connected with the material taking plate 3 a. The material taking plate 3a is provided with a positioning groove 3a1, the first cylinder 3b drives the material taking plate 3a to move up and down, when the first cylinder 3b is in a retraction state, the material taking plate 3a is located at the lowest position, and when the first cylinder 3b is in an extension state, the material taking plate 3a vertically moves upwards along with the first cylinder 3 b.

The lifting assembly 3 further comprises an upper press plate 3c and a second air cylinder 3d connected with the upper press plate 3 c. The cylinder body of the second cylinder 3d is fixedly connected with the frame 1, and the telescopic rod of the second cylinder 3d is connected with the upper pressure plate 3 c. The upper press plate 3c is located directly above the first air cylinder 3b, the upper press plate 3c moves up and down under the action of the second air cylinder 3d, when the second air cylinder 3d is in a retraction state, the upper press plate 3c is located at the highest position, and when the second air cylinder 3d is in an extension state, the upper press plate 3c vertically moves downwards under the action of the second air cylinder 3d until the upper press plate 3c is inconsistent with the material taking plate 3 a. The upper platen 3c is also provided with a limit projection 3c 1.

Translation drive assembly 5 is located lifting unit 3's front side, sets up with lifting unit 3 is relative, and translation drive assembly 5 includes transfer anchor clamps 4, with transfer anchor clamps 4 forward and backward movement to the third drive element 5a of lifting unit 3 discharge end and with transfer anchor clamps 4 horizontal transport to the fourth drive element 5b of fastener anchor clamps 2 pan feeding end.

The third driving element 5a is a third cylinder and the fourth driving element 5b is a fourth cylinder.

The transfer fixture 4 is provided with a magnet, the axis of the transfer fixture 4 is on the same line with the positioning groove 3a1 on the material taking plate 3a, and when the third cylinder is in a retraction state, the transfer fixture 4 is positioned at the rearmost end. When the third cylinder is in an extending state, the transfer clamp 4 moves forwards under the action of the third cylinder to push the workpiece forwards.

Still be equipped with left spacing 5d1 and right spacing 5d2 on the fourth cylinder, the fourth cylinder is when the state of contracting, transfer anchor clamps 4 are located lifting unit 3's discharge end, the fourth cylinder leans on with the counterbalance of right spacing 5d2, make transfer anchor clamps 4 and positioning groove 3a1 set up with the axle center, when fourth cylinder anchor clamps are in the state of stretching out, the fourth cylinder drives transfer anchor clamps 4 and moves to fastener anchor clamps 2 direction, the fourth cylinder is contradicted with left spacing 5d1, transfer anchor clamps 4 set up with the axle center with fastener anchor clamps 2 this moment.

The fastener anchor clamps 2 are fixed on the upset base member 7, and two fastener anchor clamps 2 symmetry set up on the upset base member 7, are equipped with work piece dodge hole 2a on the fastener anchor clamps 2, make the work piece insert and locate in work piece dodge hole 2a, and work piece positioner 2b makes the work piece be fixed in fastener anchor clamps 2.

And all air cylinders in the automatic fastener feeding device are in a retraction state.

In the first step, as shown in fig. 3, when the automatic fastener feeding device is in operation, the workpieces are placed in the vibration plate 6, the vibration plate 6 starts to vibrate, the workpieces are arranged in the feeding channel 1a one by one, and the first workpiece in the feeding channel 1a is fed into the positioning groove 3a1 on the material taking plate 3 a.

In the second step, as shown in fig. 3, the upper press plate 3c is moved downward by the second cylinder 3d, and the second cylinder 3d is in an extended state, pressing the workpiece into the positioning groove 3a1, and preventing the workpiece from being displaced. At this time, the first cylinder 3b starts to work, so that the material taking plate 3a moves vertically upwards, and the second cylinder 3d moves upwards along with the first cylinder 3b until the first cylinder 3b is in an extending state and the second cylinder 3d is in a retracting state. The workpiece and the transfer jig 4 are coaxially arranged. The workpieces in the feeding channel 1a move upwards due to the material taking plate 3a, and the side wall of the material taking plate 3a abuts against the first workpiece in the feeding channel 1a, so that the workpieces in the feeding channel 1a stop moving. Prevent that a plurality of work pieces from blockking up fastener automatic feeding device.

Thirdly, as shown in fig. 4, the transfer fixture 4 is driven by the third cylinder to move back and forth from a retracted state to an extended state, the side wall of the upper press plate 3c is provided with a limit protrusion 3c1, the transfer fixture 4 abuts against the limit protrusion 3c1 of the upper press plate 3c, and the workpiece is fixed in the transfer fixture 4, so that the initial positioning of the workpiece is realized.

And fourthly, as shown in fig. 5, the transferring clamp 4 is horizontally conveyed to the tail end of the translation driving component 5 by a fourth cylinder, the fourth cylinder is in an extending state, and the transferring clamp 4 abuts against a left limiting strip 5d1 on the fourth cylinder, so that the transferring clamp 4 and the fastener clamp 2 are coaxially arranged. At the moment, the material taking plate 3a moves downwards under the action of the first air cylinder 3b, then, the third air cylinder drives the workpiece to move back and forth, so that the workpiece is inserted into the workpiece avoiding hole 2a formed in the fastener clamp 2, secondary positioning of the workpiece is realized, the precision of the fastener feeding device is improved, and the workpiece is prevented from falling off by the workpiece positioning device 2b arranged on the fastener clamp 2.

Meanwhile, the material taking plate 3a moves downwards under the action of the first cylinder 3b, and the upper pressing plate 3c moves upwards under the action of the second cylinder 3d, so that the first cylinder 3b and the second cylinder 3d are in a retraction state.

The second embodiment: the structure and principle of the present embodiment are substantially the same as those of the first embodiment, and the description of the parts that are substantially the same is not repeated, but only different parts are described, and the different parts are as follows: the third driving element 5a is a third numerical control module, and the fourth driving element 5b is a fourth numerical control module.

Claims (9)

1. The automatic fastener feeding device comprises a rack (1) and a fastener clamp (2) installed on the rack (1), wherein a feeding channel (1 a) is formed in the rack (1), and the automatic fastener feeding device is characterized by further comprising a lifting assembly (3) and a turning clamp (4), wherein the lifting assembly (3) is installed on the rack (1), and workpieces in the feeding channel (1 a) can be moved upwards one by one through the lifting assembly (3); the transfer clamp (4) is located above the feeding channel (1 a), the transfer clamp (4) is connected with the rack (1) through the translation driving assembly (5), the translation driving assembly (5) can enable the transfer clamp (4) to be in butt joint with a workpiece on the lifting assembly (3), and the workpiece on the transfer clamp (4) can also be in butt joint with the fastener clamp (2).

2. The automatic fastener feeding device according to claim 1, wherein the lifting assembly (3) comprises a material taking plate (3 a), a positioning groove (3 a 1) is formed in the material taking plate (3 a), and the material taking plate (3 a) is connected with the frame (1) through a first cylinder (3 b).

3. The automatic fastener feeding device according to claim 2, characterized in that the lifting assembly (3) further comprises an upper pressing plate (3 c) located above the material taking plate (3 a), and the upper pressing plate (3 c) is connected with the frame (1) through a second cylinder (3 d).

4. The automatic fastener feeding device according to claim 1, characterized in that a magnetic member is provided on the transfer jig (4).

5. An automatic fastener feeding device according to claim 1, characterized in that said translational driving assembly (5) comprises a third driving element (5 a) for moving the transfer gripper (4) back and forth, and a fourth driving element (5 b) for horizontally conveying the transfer gripper (4) into the fastener gripper (2).

6. The automatic feeding device of fasteners according to claim 1, characterized in that the fastener clamp (2) is provided with a workpiece avoiding hole (2 a); the axis of the transfer clamp (4) is parallel to the axis of the workpiece avoiding hole (2 a).

7. The automatic fastener feeding device according to claim 1, characterized in that the fastener clamp (2) is further provided with a workpiece positioning device (2 b).

8. The automatic fastener feeding device according to claim 1, characterized in that the automatic fastener feeding device further comprises a base body driven by a motor, the base body is positioned at the discharge end of the automatic feeding device, and the two fastener clamps (2) are symmetrically arranged along the base body.

9. The automatic fastener feeding device according to claim 1, further comprising a vibrating disk (6), wherein the vibrating disk (6) is communicated with the feeding channel (1 a).

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