Feeding tray capable of preventing products from being thrown away

Abstract

The utility model relates to a feeding tray for preventing products from being thrown away, the feeding tray comprises a first feeding tray and a second feeding tray, the first feeding tray is provided with a limiting groove, the front side of the second feeding tray is provided with a vacuum chuck, and the back side of the second feeding tray is provided with a magnet. The first feeding tray is installed on the front face of the second feeding tray provided with the vacuum suction cups, part of the vacuum suction holes of the vacuum suction cups are covered by the first feeding tray, the vacuum suction holes corresponding to the limiting grooves are exposed, products are contained in the limiting grooves, and when the feeding trays convey the products, the vacuum suction cups adsorb the products to be fixed. The feeding tray is attracted to a conveying rail through a magnet. Compared with the prior art, products are prevented from falling off or displacing from the inside of the feeding tray in the conveying process.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the sorting technical field relates to a feed tray of preventing flying product. BACKGROUND

[0002] In the product sorting process, the feed tray is often used to carry products to the designated work station through the track. Figure 1 And Figure 2 As shown in the drawings, one side of the feed tray is provided with a limiting groove 3 for carrying products, and the other side is provided with a magnet 4 for assisting adsorption on the track. During the track operation, due to the inertia of high-speed movement, the products will fall out of or displace from the limiting groove 3, and cannot be grabbed at the original position during the next work station sorting, resulting in reduced sorting efficiency.

[0003] Patent CN111613566A discloses an ultra-thin wafer transfer device, which includes a negative pressure transfer tray and a negative pressure generating device; the negative pressure transfer tray includes a vacuum chuck, an outer cavity wall, a vacuum cavity, an inner cavity wall, an air pressure valve, an air exchange valve, and a gas discharge valve; the negative pressure generating device includes a support tray, a pressure gun, a pressure pipe, a pressure gauge, and a vacuum generator; the vacuum chuck is composed of a gas-permeable panel and a non-gas-permeable panel. However, this patent adsorbs the wafer on the negative pressure transfer tray for transfer, which has the following problems: on the one hand, the size of the wafer needs to be adapted to the negative pressure transfer tray, and it is difficult to fix the wafer firmly when the size of the wafer is too small relative to the negative pressure transfer tray; moreover, it is inconvenient to replace only the negative pressure transfer tray according to the size of the wafer, as the negative pressure transfer tray and the negative pressure generating device are an integral device, and the whole device needs to be redesigned, which wastes manpower and financial resources; on the other hand, there is no structure for rough positioning of the wafer.

[0004] Patent CN209442259U discloses an automatic feeding device used in cooperation with a lens tray cleaning machine, which includes a material taking mechanism and a material placing mechanism; the material taking mechanism includes a material taking frame, and a tray plate is arranged on the material taking frame for moving up and down to take the lens tray; the tray plate is installed on the material taking frame through a vertical driving mechanism; the material placing mechanism includes a material placing frame, and a suction mechanism is arranged on the material placing frame for sucking the lens tray from the tray plate; the suction mechanism is installed on the material placing frame through a horizontal driving mechanism, and the suction mechanism includes a suction frame, and the bottom of the suction frame is provided with a plurality of vacuum chucks for sucking the lens tray. However, this patent can only transport lenses, and it is inconvenient to replace different suction frame structures to adapt to different lenses, and the whole suction frame needs to be redesigned. UTILITY MODEL CONTENTS

[0005] The utility model aims to overcome at least one of the defects of the prior art and provide a feed tray for preventing flying products from falling out of or displacing from the feed tray during transportation.

[0006] The purpose of the utility model can be realized through the following technical solutions:

[0007] One of the technical solutions of the utility model lies in providing a feeding tray for preventing product from being thrown, which comprises a first feeding tray and a second feeding tray, a limiting groove is formed on the first feeding tray, a vacuum chuck is arranged on the front surface of the second feeding tray, and a magnet is arranged on the back surface of the second feeding tray, the first feeding tray is installed on the front surface of the second feeding tray provided with the vacuum chuck, the vacuum suction holes of part of the vacuum chucks are covered by the first feeding tray, the vacuum suction holes corresponding to the limiting groove are exposed, the limiting groove contains products, the vacuum chuck adsorbs and fixes the products when the feeding tray transports the products, the products are prevented from falling off or moving, the influence of the sorting efficiency caused by the position change of the products before and after transportation is reduced, and the feeding tray is adsorbed on the track for transportation through the magnet.

[0008] Further, a positioning hole is formed on the first feeding tray, and the positioning hole is matched with a positioning pin of the second feeding tray to assemble the first feeding tray and the second feeding tray.

[0009] Further, a positioning pin is arranged on the front surface of the second feeding tray, and the positioning pin is matched with a positioning hole of the first feeding tray to assemble the first feeding tray and the second feeding tray.

[0010] Further, the first feeding tray is installed on the front surface of the second feeding tray provided with the vacuum chuck through the cooperation of the positioning hole and the positioning pin.

[0011] Further, a vacuum pipeline is formed in the second feeding tray, the vacuum pipeline is communicated with the vacuum suction holes of the vacuum chuck, the vacuum pipeline is communicated with a vacuum device through a pipeline, the pipeline is soft and long, and the vacuum chuck can maintain communication with the vacuum device during the transportation of the feeding tray.

[0012] As a preferred technical solution, the vacuum device adopts a vacuum pump.

[0013] Further, a valve is arranged on the pipeline, the valve controls a negative pressure state, the valve is opened during track transportation, the vacuum chuck is adsorbed, and the products are fixed in the limiting groove, the valve is closed when the track transportation is finished, the vacuum chuck cannot maintain the negative pressure, and the products can be separated from the limiting groove, so that subsequent sorting of the products is facilitated.

[0014] As a preferred technical solution, the valve adopts an electromagnetic valve.

[0015] As a preferred technical solution, the magnet is an electromagnet, and the switch of the electromagnet is switched according to needs, the magnet is turned on to attract when the track is conveying, and the magnet is turned off when the track conveying is finished, so that the feeding tray can be conveniently transferred to other stations. Alternatively, a common magnet can be used, the magnet is attracted to the track when the track is conveying, and the feeding tray can be easily carried away from the track by overcoming the magnetic attraction through external force after reaching the designated station.

[0016] As a preferred technical solution, the magnet is welded to the reverse side of the second feeding tray.

[0017] Further, an expansion groove is formed on the reverse side of the first feeding tray outside the limiting groove, so that the position of the vacuum chuck for attracting the bottom of the product is expanded, not limited to the bottom plane of the product, but also including a circle of the side of the product close to the bottom, and the vacuum chuck can more conveniently and firmly attract the product.

[0018] Further, an identification line is formed on the front side of the first feeding tray, the identification line passes through the limiting groove, and a sensor can emit laser through the identification line to position the product in the limiting groove.

[0019] As a preferred technical solution, a chamfer is formed around the first feeding tray, one of the chamfers is set as an identification angle, the size of the identification angle is greater than that of the other three chamfers, and the identification angle can conveniently distinguish the front and back sides of the first feeding tray to avoid using the wrong side when assembling the feeding tray and conveying the feeding tray.

[0020] As a preferred technical solution, a chamfer is formed around the second feeding tray, one of the chamfers is set as an identification angle, the size of the identification angle is greater than that of the other three chamfers, and the identification angle can conveniently distinguish the front and back sides of the second feeding tray to avoid using the wrong side when assembling the feeding tray and conveying the feeding tray.

[0021] Further, the thickness of the first feeding tray is 1-2 mm.

[0022] Further, the thickness of the second feeding tray is 10-15 mm.

[0023] The thickness of the first feeding tray is less than that of the second feeding tray, the first feeding tray only needs to accommodate the product, so it can be thin, the second feeding tray needs to accommodate the vacuum chuck and the vacuum pipeline, so it needs to be thick, and when replacing the accommodated new product, only the limiting groove needs to be replaced to adapt to the thin first feeding tray of the new product, the structure is simple, the cost is low, and the preparation and replacement are convenient. The thick second feeding tray can be continuously used, saving materials and costs.

[0024] As a preferred technical solution, the limiting grooves are arranged in a straight line array in the center of the first feeding tray.

[0025] As a preferred technical scheme, the magnets are symmetrically arranged on the reverse side of the second feeding tray around the limiting grooves.

[0026] As a preferred technical scheme, the positioning holes and the positioning pins are symmetrically arranged on the feeding tray on two sides of the magnets.

[0027] One of the technical solutions of the utility model provides a feeding method for preventing products from being thrown, which adopts the feeding tray to prevent products from being thrown during transportation, and the method comprises the following steps:

[0028] When the feeding tray carries the products and moves, the valve-controlled vacuum suction disc fixes the products by generating negative pressure, the magnets assist the feeding tray to move along the track, after reaching the specified position, the valve-controlled vacuum suction disc is closed to stop the negative pressure, the products are taken by the subsequent work station, the magnets no longer provide magnetic attraction or the personnel or the machine directly removes the feeding tray by overcoming the magnetic attraction, and the feeding tray is transferred to the subsequent work station.

[0029] Compared with the prior art, the utility model has the following beneficial effects:

[0030] (1) The utility model discloses a vacuum suction disc on the second feeding tray is used for sucking the products in the limiting grooves on the first feeding tray, so that the products are fixed when the feeding tray moves at high speed on the track, the displacement of the products during transportation is controlled, the products are prevented from falling out of or displacing from the limiting grooves, the position of the products is unchanged before and after transportation, and the sorting efficiency is not affected.

[0031] (2) The utility model discloses that the pressure state of the valve-controlled vacuum suction disc is controlled, the products can be converted between the fixed state and the movable state, track transportation and work station sorting are facilitated, and the products are taken conveniently.

[0032] (3) When conventional products are replaced, the limiting grooves are not matched, so that the whole tray grooves need to be replaced, but the utility model only needs to replace the first feeding tray with new limiting grooves, the first feeding tray is simple in structure and low in price, the production period of the newly made first feeding tray is short, the second feeding tray with the vacuum suction disc can be repeatedly used, and a large amount of mold cost and time cost can be saved. DRAWINGS

[0033] Figure 1 It is a front view structural schematic diagram of the feeding tray in the prior art.

[0034] Figure 2 It is a sectional view structural schematic diagram of the feeding tray in the prior art.

[0035] Figure 3 It is a front view structural schematic diagram of the feeding tray for preventing products from being thrown in the embodiment of the utility model.

[0036] Figure 4It is the main view structural schematic diagram of the first feeding tray in the embodiment of the utility model;

[0037] Figure 5 It is the section view structural schematic diagram of the first feeding tray in the embodiment of the utility model;

[0038] Figure 6 It is the main view structural schematic diagram of the second feeding tray in the embodiment of the utility model;

[0039] Figure 7 It is the section view structural schematic diagram of the second feeding tray in the embodiment of the utility model.

[0040] Mark explanation in the drawing:

[0041] 1 - first feeding tray, 2 - second feeding tray, 3 - limiting groove, 4 - magnet, 5 - positioning hole, 6 - positioning pin, 7 - vacuum chuck, 8 - vacuum suction hole, 9 - vacuum pipeline, 10 - expansion slot, 11 - identification line, 12 - identification angle. Specific implementation

[0042] The utility model will be described in detail in combination with specific embodiments. The embodiment is implemented on the premise of the technical scheme of the utility model, and detailed implementation mode and specific operation process are given, but the protection scope of the utility model is not limited to the following embodiments.

[0043] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. The device or element indicated or implied must have a specific orientation, a specific orientation and operation, therefore it cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are used to describe common objects, and only mean different instances of the same object, and do not mean that the objects described in this way must be given in a given order, whether in time, space, order or any other way.

[0044] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0045] Embodiment:

[0046] A feeding tray for preventing flying products, such as Figure 3 As shown, it includes a first feeding tray 1 and a second feeding tray 2. A limiting groove 3 is provided on the first feeding tray 1. A vacuum suction cup 7 is provided on the front of the second feeding tray 2, and a magnet 4 is provided on the back. The first feeding tray 1 is installed on the front of the second feeding tray 2 where the vacuum suction cup 7 is provided. Most of the vacuum suction holes 8 of the vacuum suction cup 7 are covered by the first feeding tray 1, leaving only the vacuum suction holes 8 corresponding to the limiting groove 3 exposed. The limiting groove 3 accommodates products. When the feeding tray transports the product, the vacuum suction cup 7 adsorbs the product and fixes it to prevent the product from falling off or shifting, thereby reducing the impact of the sorting efficiency caused by the position change of the product before and after transportation. The feeding tray is adsorbed on the transportation track by the magnet 4;

[0047] like Figure 4 and Figure 5 As shown, a positioning hole 5 is opened on the first feeding tray 1, and the positioning hole 5 cooperates with the positioning pin 6 of the second feeding tray 2 to assemble the first feeding tray 1 and the second feeding tray 2;

[0048] The outer ring of the limiting groove 3 is provided with an expansion groove 10 on the reverse side of the first feeding tray 1, so that the position of the vacuum suction cup 7 adsorbing the bottom of the product can be expanded, not only limited to the bottom plane of the product, but also including the side of the product close to the bottom, making it easier for the vacuum suction cup 7 to firmly adsorb the product;

[0049] An identification line 11 is provided on the front of the first feeding tray 1. The identification line 11 passes through the limiting groove 3, so that the sensor can emit laser light through the identification line 11 to locate the product in the limiting groove 3.

[0050] The first feed tray 1 is provided with chamfers on all sides, one of which is set as an identification corner 12. The size of the identification corner 12 is larger than the other three chamfers. The identification corner 12 facilitates identification of the front and back sides of the first feed tray 1, avoiding the use of the wrong side when assembling the feed tray and transporting the feed tray;

[0051] The thickness of the first feeding tray 1 is 1-2 mm, preferably 1.5 mm in this embodiment;

[0052] like Figure 6 and Figure 7 As shown, the front of the second feeding tray 2 is provided with a positioning pin 6, which cooperates with the positioning hole 5 of the first feeding tray 1 to assemble the first feeding tray 1 and the second feeding tray 2;

[0053] The first feeding tray 1 is mounted on the front of the second feeding tray 2 provided with the vacuum suction cup 7 through the cooperation of the positioning holes 5 and the positioning pins 6;

[0054] A vacuum pipe 9 is arranged in the second feeding tray 2, the vacuum pipe 9 is communicated with the vacuum suction hole 8 of the vacuum suction disc 7, the vacuum pipe 9 is communicated with the vacuum equipment through a pipeline, the pipeline is soft and long, and the vacuum suction disc 7 can maintain communication with the vacuum equipment during the conveying of the feeding tray;

[0055] The vacuum equipment is a vacuum pump;

[0056] A valve is arranged on the pipeline, the valve controls the negative pressure state, the valve is opened during the track conveying, the vacuum suction disc 7 is adsorbed, and the product is fixed in the limiting groove 3, the valve is closed when the track conveying is completed, the vacuum suction disc 7 cannot maintain the negative pressure, and the product can be separated from the limiting groove 3, so that the product is convenient for subsequent use in other stations;

[0057] The valve is an electromagnetic valve;

[0058] The magnet 4 is an electromagnet, the switch of the electromagnet is switched according to needs, the magnet 4 is opened and adsorbed during the track conveying, and the magnet 4 is closed when the track conveying is completed, so that the feeding tray is convenient for subsequent transfer to other stations; or a common magnet can be used, the magnet 4 is adsorbed on the track during the track conveying, and the feeding tray is carried away from the track by external force after reaching the specified station;

[0059] The magnet 4 is welded on the back of the second feeding tray 2;

[0060] Chamfers are arranged around the second feeding tray 2, one of the chamfers is an identification angle 12, the size of the identification angle 12 is greater than that of the other three chamfers, the identification angle 12 facilitates identification of the front and back of the second feeding tray 2, so that the wrong surface is avoided during assembly of the feeding tray and conveying of the feeding tray;

[0061] The thickness of the second feeding tray 2 is 10-15 mm, and is preferably 12.5 mm in the embodiment;

[0062] The thickness of the first feeding tray 1 is less than that of the second feeding tray 2, the first feeding tray 1 only needs to accommodate the product, so it can be thin, and the second feeding tray 2 needs to be thick because it needs to accommodate the vacuum suction disc 7 and the vacuum pipe 9, when the new product is replaced, only the limiting groove 3 needs to be replaced to adapt to the thin first feeding tray 1 of the new product, the structure is simple, the cost is low, and preparation and replacement are convenient; the thick second feeding tray 2 can be continuously used, and materials and costs are saved;

[0063] The four limiting grooves 3 are arranged in a straight line array in the center of the first feeding tray 1;

[0064] The four magnets 4 are symmetrically arranged on the back of the second feeding tray 2 around the four limiting grooves 3;

[0065] Four groups of positioning holes 5 and positioning pins 6 are symmetrically arranged on both sides of the four magnets 4 on the feeding tray.

[0066] A feeding method for preventing products from being thrown away, which uses the feeding tray to prevent products from being thrown away during transportation, and the specific steps are as follows:

[0067] When the feeding tray carries the products to move, the valve controls the vacuum chuck 7 to generate negative pressure to fix the products, the magnet 4 assists the feeding tray to move along the track, after reaching the designated position, the valve controls the vacuum chuck 7 to close the negative pressure, the products are taken by the subsequent work station, the magnet 4 no longer provides magnetic attraction or personnel and machines directly move away the feeding tray by overcoming the magnetic attraction, and the feeding tray is transferred to the subsequent work station.

[0068] The above description of the embodiments is for facilitating the ordinary skilled person in the art to understand and use the utility model. The person skilled in the art can obviously easily make various modifications to the embodiments, and apply the general principles described herein to other embodiments without having to go through creative labor. Therefore, the utility model is not limited to the above embodiments, and the improvements and modifications made by the person skilled in the art according to the disclosure of the utility model without departing from the scope of the utility model should be within the protection scope of the utility model.

Claims

1. A feeding tray for preventing flying products, characterized in that: The feeding tray comprises a first feeding tray (1) and a second feeding tray (2), wherein a limiting groove (3) is provided on the first feeding tray (1), a vacuum suction cup (7) is provided on the front side of the second feeding tray (2), and a magnet (4) is provided on the back side, the first feeding tray (1) is installed on the front side of the second feeding tray (2) provided with the vacuum suction cup (7), a part of the vacuum suction holes (8) of the vacuum suction cup (7) is covered by the first feeding tray (1), and the vacuum suction holes (8) corresponding to the limiting groove (3) are left exposed, the limiting groove (3) contains the product, and when the feeding tray transports the product, the vacuum suction cup (7) adsorbs the product to fix it, and the feeding tray is adsorbed on the transport track by the magnet (4).

2. A feeding tray for anti-fling products according to claim 1, characterized in that: A positioning hole (5) is provided on the first feeding tray (1).

3. A feeding tray for anti-fling products according to claim 2, characterized in that: A positioning pin (6) is provided on the front side of the second feeding tray (2).

4. A feeding tray for anti-fling products according to claim 3, characterized in that: The first feeding tray (1) is mounted on the front side of the second feeding tray (2) provided with a vacuum suction cup (7) through the cooperation of a positioning hole (5) and a positioning pin (6).

5. A feeding tray for anti-fling products according to claim 1, characterized in that: A vacuum pipe (9) is provided in the second feeding tray (2), and the vacuum pipe (9) is connected to the vacuum suction hole (8) of the vacuum suction cup (7). The vacuum pipe (9) is connected to the vacuum equipment through a pipeline.

6. A feeding tray for anti-fling products according to claim 5, characterized in that: A valve is provided on the pipeline.

7. A feeding tray for anti-fling products according to claim 1, characterized in that: The outer ring of the limiting groove (3) is provided with an expansion groove (10) on the reverse side of the first feeding tray (1).

8. A feeding tray for anti-fling products according to claim 1, characterized in that: An identification line (11) is provided on the front of the first feeding tray (1), and the identification line (11) passes through the limiting groove (3).

9. A feeding tray for anti-fling products according to claim 1, characterized in that: The thickness of the first feeding tray (1) is 1-2 mm.

10. A feeding tray for anti-fling products according to claim 1, characterized in that: The thickness of the second feeding tray (2) is 10-15 mm.

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