CN212424351U - Screw conveying device for screwing screws - Google Patents

Abstract

The utility model discloses a screw conveying device for screwing screws, which relates to the technical field of conveying devices and comprises a feeding device, a traction device and a guide groove wrapped outside the traction device, the traction device comprises two clamping plates which are connected by a rotating shaft in the front and at the back, the rotating shaft is connected by a belt, the side surface of the rotating shaft is provided with a driving device, the outer surface of the belt is provided with a magnet, the guide groove is of a U-shaped structure which comprises a sliding sheet and a limiting sheet and has a cross section which is opened towards the outer side of the belt, and comprises a straight guide groove, an arc guide groove and a discharge guide groove in sequence, the end part of the discharge guide groove is provided with a baffle plate, the device of the utility model has simple structure and convenient operation, realizes the automatic and continuous output of screws, reduces the safety risk and the cost, and the speed and the quantity of the screw output can be accurately controlled by controlling the rotating speed of the driving device.

Description

Screw conveying device for screwing screws

Technical Field

The utility model relates to a conveyor technical field especially relates to a twist screw conveyor for screw.

Background

With the development of the technical level, a screw is used as a fastener, which has a close and inseparable relationship with various industries at present, when various workpieces are subjected to screw fastening processing, the screw needs to be placed at a required position in a manual conveying mode, and then the screw is screwed up manually or by a screw screwing machine, however, because the quantity of the screw is very large, the labor consumption is huge in a manual mode, and potential safety hazards easily exist; however, most of the existing screw conveying devices adopt a blowing mode for conveying, so that screws are close to each other in conveying, single output or accurate control on output quantity of the screws cannot be realized, and the production is inconvenient.

For example, a "screw feeding device" disclosed in chinese patent document, publication No. CN202864304U, discloses a screw feeding device, which includes an inverted conical vibration plate with an upwardly extending rotation rail, an opening card is provided at the end of the rotation rail, an air blowing unit is fixed on the opening card, a feeding tube is provided at the lower end of the air blowing unit, and the end of the U-shaped opening of the opening card faces the inlet of the feeding tube. The utility model discloses a through the unit of blowing although increased the conveying speed of screw to a certain extent, but can't realize the single output of screw or export accurate control in quantity for comparatively inconvenient during production.

Disclosure of Invention

The utility model relates to an overcome above-mentioned technical problem, provide a twist screw conveyor for screw.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a twist screw conveyor for screw, includes material feeding unit, draw gear and wraps the guiding groove outside draw gear, draw gear adopts two splint that the pivot is connected around including, the pivot is passed through the belt and is connected, the pivot side is equipped with drive arrangement, the surface of belt is equipped with the magnet, the guiding groove is for including slider, spacing piece and cross-section for the open-ended U type structure of the outside direction of court belt, and includes straight line guiding groove, arc guiding groove and ejection of compact guiding groove in proper order, the tip of ejection of compact guiding groove is equipped with the baffle.

The utility model comprises a feeding device, a traction device and a guiding groove, when in use, the screw enters into the guiding groove through the feeding device, when the screw enters, the screw head faces downwards, at the moment, because the guiding groove is arranged at the periphery of the traction device and is wrapped in the traction device, at the moment, under the condition that a driving device drives a rotating shaft to drive a belt to rotate, the magnetic body on the belt can firmly attract the screw, then the screw passes through the attraction force and slides on a sliding sheet in the guiding groove along with the belt, because the guiding groove comprises a straight guiding groove, an arc guiding groove and a discharging guiding groove in sequence, when the screw enters into the discharging guiding groove through the overturn of the arc guiding groove, the state of the screw is that the screw head faces upwards, a screw rod faces downwards, then, the belt continues to rotate, when the screw attracted by the magnetic body slides to the end part of the, at the moment, the screw can be intercepted, and because the belt continues to drive the rotation of the magnet, when the magnet and the screw are not on the same axis, the screw can lose attraction force, and the screw falls out and is output under the action of gravity for further operation. The utility model discloses equipment structure is simple, and convenient operation has realized the automatic continuous output of screw, has reduced safe risk and cost to speed and quantity that can the accurate control screw output through control drive arrangement's rotational speed.

Preferably, the feeding device comprises a disc and a pipeline, and the feeding device is fixed with the clamping plate through a limiting block on the side wall of the pipeline.

The utility model discloses when the feeding, put the screw in the disc to export one by one through the pipeline, being provided with of stopper does benefit to material feeding unit's fixed, and control the distance between pipeline bottom and the belt, guarantee that the magnet has sufficient appeal and siphons away the screw.

Preferably, the inner diameter of the pipe is larger than the outer diameter of the screw head.

Preferably, a hollow elastic ring is arranged on the inner side of the outlet end of the pipeline, and the inner diameter of the hollow elastic ring is smaller than the outer diameter of the screw head and larger than the outer diameter of the screw rod.

When the magnet was close to the screw head, the screw head can be crowded cavity elastic ring this moment to taken away by the belt, a current screw is attracted, and after the screw head passed cavity elastic ring, can resume the former state behind the cavity elastic ring, because the internal diameter of cavity elastic ring is less than the external diameter of screw head, consequently under the condition that does not have the magnet attraction, the screw can not break away from the pipeline, awaits the attraction of next magnet.

Preferably, the driving device is a stepping motor.

The stepping motor can realize accurate output of the screw.

Preferably, the end part of the rectilinear guide groove is provided with a feeding buffer area, and the distance between the limiting pieces in the feeding buffer area is greater than the distance between the limiting pieces on the rectilinear guide groove.

The distance between the limiting pieces in the feeding buffer zone is larger than the distance between the limiting pieces on the linear guide groove, so that the screws can be limited left and right on the guide groove after being fed.

Preferably, the magnets are circular structures matched with the screw heads, and the distance between the magnets is larger than the outer diameter of the magnets.

The magnet is the circular structure with screw head complex, and the attraction effect is best, and the distance between the magnet is greater than the external diameter of magnet, can make the screw can ejection of compact one by one in ejection of compact guiding groove, and the portion hinders each other.

Preferably, the side edge of the straight guide groove is fixedly provided with a connecting block, and the connecting block is provided with a connecting bolt hole.

Preferably, the upper surface of the clamping plate is provided with a clamping plate bolt hole matched with the connecting bolt hole.

The connection between the guide groove and the clamping plate is firmer through the design of the connecting block.

Therefore, the utility model discloses following beneficial effect has: the utility model discloses equipment structure is simple, and convenient operation has realized the automatic continuous output of screw, has reduced safe risk and cost to speed and quantity that can the accurate control screw output through control drive arrangement's rotational speed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the traction device of the present invention.

Fig. 3 is a schematic view of the structure of the guiding groove of the present invention.

Fig. 4 is a schematic view of the cross-sectional structure of the end of the linear guide groove of the present invention.

Fig. 5 is a schematic view of the sectional structure of the discharging guide groove of the present invention.

Fig. 6 is a schematic structural view of the feeding device of the present invention.

Fig. 7 is a schematic view of the bottom structure of the pipeline of the present invention.

In the figure: the device comprises a feeding device 1, a disc 11, a pipeline 12, a limiting block 13, a hollow elastic ring 14, a traction device 2, a rotating shaft 21, a clamping plate 22, a clamping plate bolt hole 221, a belt 23, a magnet 24, a driving device 25, a guide groove 3, a linear guide groove 31, a connecting block 311, a connecting bolt hole 312, a feeding buffer area 313, an arc-shaped guide groove 32, a discharging guide groove 33, a baffle 34, a limiting piece 35 and a sliding piece 36.

Detailed Description

The present invention will be further described with reference to the following detailed description.

Example (b): as shown in fig. 1-3, a screw conveying device for screwing a screw comprises a feeding device 1, a traction device 2 and a guide groove 3 wrapped outside the traction device 2, as shown in fig. 6-7, the feeding device 1 comprises a disc 11 and a pipeline 12, the feeding device 1 is fixed with a clamping plate 22 through a limiting block 13 on the side wall of the pipeline, the inner diameter of the pipeline 12 is larger than the outer diameter of a screw head, a hollow elastic ring 14 is arranged on the inner side of the outlet end of the pipeline 12, and the inner diameter of the hollow elastic ring 14 is smaller than the outer diameter of the screw head and larger than the outer diameter of a screw rod; the traction device 2 comprises two clamping plates 22 which are connected by a rotating shaft 21 in the front and at the back, the rotating shaft 21 is connected by a belt 23, a driving device 25 is arranged on the side surface of the rotating shaft, the driving device 25 is a stepping motor, a magnet 24 is arranged on the outer surface of the belt, the magnet 24 is of a circular structure matched with a screw head, and the distance between the magnets 24 is greater than the outer diameter of the magnet 24; the guide groove 3 is a U-shaped structure which comprises a sliding sheet 36 and a limiting sheet 35, the cross section of the guide groove is open towards the outer side of the belt, and the guide groove sequentially comprises a linear guide groove 31, an arc-shaped guide groove 32 and a discharge guide groove 33, as shown in fig. 1 and 4, a feeding buffer area 313 is arranged at the end part of the linear guide groove 31, the distance between the limiting sheets 35 in the feeding buffer area 313 is greater than the distance between the limiting sheets 35 in the linear guide groove 31, a connecting block 311 is fixedly arranged at the side edge of the linear guide groove 31, a connecting bolt hole 312 is arranged on the connecting block 311, and a clamping plate bolt hole 221 matched with the connecting bolt hole 312 is arranged on; as shown in fig. 5, the end of the discharge guide groove 33 is provided with a stopper 34.

During the use, the utility model discloses wrap 3 peripheries of guiding groove in draw gear 2 earlier, and it is fixed through connecting block 311, it is fixed with material feeding unit 1 afterwards, put the screw, the screw passes through material feeding unit and enters into guiding groove 3, when the screw enters into, the screw head is down, drive arrangement is opened this moment, pivot 21 drives under the belt 23 pivoted condition, magnet 24 on the belt 23 can firmly attract the screw, the screw passes through this appeal afterwards, along with the belt slides on the slider 36 in guiding groove 3, when the upset that the screw passes through arc guiding groove 32 enters into ejection of compact guiding groove 33, the state of screw is the screw head up this moment, the screw rod is down, afterwards, the belt continues to rotate, the baffle 34 of guiding groove 33 tip can intercept the screw, after the screw can lose the appeal, the output that drops under the effect of gravity, be used for further operation.

Claims (9)

1. The utility model provides a screw conveyor for wrong screw, its characterized in that includes material feeding unit (1), draw gear (2) and wraps guiding groove (3) outside draw gear (2), draw gear (2) adopt two splint (22) that pivot (21) are connected around including, pivot (21) are connected through belt (23), the pivot side is equipped with drive arrangement (25), the surface of belt is equipped with magnet (24), guiding groove (3) are for including slider (36), spacing piece (35) and cross-section for towards belt outside direction open-ended U type structure, and include sharp guiding groove (31), arc guiding groove (32) and ejection of compact guiding groove (33) in proper order, the tip of ejection of compact guiding groove (33) is equipped with baffle (34).

2. The screw conveying device for screwing screw according to claim 1, characterized in that the feeding device (1) comprises a disc (11) and a pipe (12), and the feeding device (1) is fixed with a clamping plate (22) through a limiting block (13) on the side wall of the pipe.

3. A screw delivery device according to claim 2, wherein the internal diameter of the conduit (12) is greater than the external diameter of the screw head.

4. A screw feeding device according to claim 3, wherein a hollow elastic ring (14) is provided inside the outlet end of the pipe (12), and the inner diameter of the hollow elastic ring (14) is smaller than the outer diameter of the screw head and larger than the outer diameter of the screw shaft.

5. A screw feeder according to any one of claims 1 to 4, characterised in that the drive means (25) is a stepper motor.

6. The screw feeding device for screwing screw according to any one of claims 1 to 4, wherein the end of said rectilinear guide groove (31) is provided with a feed buffer area (313), and the distance between the stopper pieces (35) in said feed buffer area (313) is larger than the distance between the stopper pieces (35) in the rectilinear guide groove (31).

7. A screw feeding device according to any one of claims 1-4, wherein the magnets (24) are of circular configuration for engagement with the screw head, the distance between the magnets (24) being greater than the outer diameter of the magnets (24).

8. A screw feeding device according to any one of claims 1 to 4, wherein a connecting block (311) is fixedly provided to a side of the rectilinear guide groove (31), and a connecting bolt hole (312) is provided to the connecting block (311).

9. The screwing device according to claim 8, wherein said clamp plate (22) has a clamp plate bolt hole (221) on its upper surface for fitting with the coupling bolt hole (312).

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