CN106347938B - Belt supporting finger and product conveying device - Google Patents

Abstract

Hold in palm belt finger and product conveyor belongs to automatic product transfer chain technical field. The belt supporting device comprises a fixing seat (14) and a belt supporting rod (34), wherein the belt supporting rod (34) transversely stretches and retracts to connect the fixing seat (14), the fixing seat (14) is connected with a stretching and retracting driving mechanism which drives the belt supporting rod (34) to transversely stretch and retract, and a rotary supporting unit is arranged at the front end of the belt supporting rod (34). The product conveying device comprises two upper conveying belts (7) and the belt supporting fingers which are oppositely arranged, a conveying channel for transversely conveying products is formed between the two upper conveying belts (7), and the rotary supporting unit is supported on the lower side of the upper conveying belts (7). Utilize rotatory supporting element to support the belt, belt die-pin (34) drive rotatory supporting element axial displacement, make rotatory supporting element remove to belt downside or the belt outside, the product of being convenient for is separated from the belt, simple structure.

Description

Belt supporting finger and product conveying device

Technical Field

Hold in palm belt finger and product conveyor belongs to automatic product transfer chain technical field.

Background

It is often required to utilize two belt centre gripping article lateral transportation on automatic product conveying line, but current belt length is less, this is middle part nature downwardly bending under the dead weight effect in order to prevent the belt after the belt overlength, unable normal transport product, and a plurality of belts just need a plurality of actuating mechanism, transmission mechanism in the middle of at least, this just causes the structure complicacy, the cost increases, and if simply add the support in the below of belt then can't separate the product from the conveying line, this is because the interval of two belts is different when pressing from both sides tight article and empty load, if simply increase the support, when separating the product from top to bottom, the belt supports and can hinder the product to separate downwards.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: overcome prior art's not enough, provide one kind and support belt finger and product conveyor to the belt, the product of being convenient for is from the belt separation.

The technical scheme adopted by the invention for solving the technical problems is as follows: this hold in palm belt finger, its characterized in that: including fixing base and belt die-pin, the horizontal flexible connection fixing base of belt die-pin, the fixing base is connected with the flexible actuating mechanism who drives belt die-pin horizontal flexibility, and the front end of belt die-pin is equipped with rotatory support unit.

The belt is supported by the rotary supporting unit to reduce friction, the rotary supporting unit supports the belt when the belt is in no load, the belt expands towards two sides when a product is clamped by the belt, the belt supporting rod drives the rotary supporting unit to move axially at the moment, the rotary supporting unit moves to the lower side or the outer side of the belt, the rotary supporting unit cannot block the product from separating downwards, the product is convenient to separate from the belt, and the structure is simple.

Preferably, flexible actuating mechanism includes holding in the palm the belt cylinder, holding in the palm belt gear shaft and holding in the palm the belt rack, holds in the palm belt cylinder and fixing base fixed connection, holds in the palm the belt rack and holds in the palm the output fixed connection of belt cylinder, is equipped with on the belt die-pin with holding in the palm the tooth of belt gear shaft meshing, hold in the palm belt gear shaft both ends respectively with holding in the palm belt rack and belt die-pin meshing.

Preferably, the belt supporting cylinder is fixed on the upper side of the fixing seat.

Preferably, the fixing base includes last fixing base and the lower fixing base of butt joint each other, goes up the cavity that forms between fixing base and the lower fixing base and hold in the palm the belt gear axle and hold in the palm the belt rack.

Preferably, one side of lower fixing base is equipped with the fixed station that is used for with transfer chain fixed connection, has seted up the bolt hole on the fixed station.

Preferably, the rotation support unit is a rolling bearing.

A product conveying device comprises two upper conveying belts and the belt supporting fingers, wherein the two upper conveying belts are arranged oppositely, a conveying channel for transversely conveying products is formed between the two upper conveying belts, and a rotary supporting unit is supported on the lower sides of the upper conveying belts.

Preferably, the lower side of the upper conveying belt is further provided with a buffer wheel, the rotation axis of the buffer wheel is parallel to the transmission direction of the product on the upper conveying mechanism, the buffer wheel is made of elastic materials, a plurality of buffer cavities axially penetrating through the buffer wheel body are formed in the inner side of the buffer wheel, the plurality of buffer cavities are spirally arranged around the axis of the buffer wheel, the spiral direction of each buffer cavity is opposite to the rotation direction of the buffer wheel, and the lower conveying mechanism is further arranged below the buffer wheel.

Preferably, a stacking mechanism arranged in a lifting mode is further arranged between the buffer wheels and the lower conveying mechanism, the stacking mechanism is lifted to receive products between the buffer wheels on two sides, and the stacking mechanism is placed on the lower conveying mechanism after falling.

Preferably, a plurality of buffer wheels are arranged on the lower side of the upper conveying belt, and the rotary supporting unit is arranged between the two buffer wheels.

Compared with the prior art, the invention has the beneficial effects that: the belt supporting rod is connected with the fixing seat in a transversely telescopic mode, the fixing seat is connected with the telescopic driving mechanism which drives the belt supporting rod to transversely stretch, and the front end of the belt supporting rod is provided with the rotary supporting unit.

Drawings

Fig. 1 is a schematic perspective view of the finger of the strap support.

Figure 2 is a cross-sectional view of the strap-supporting finger.

Fig. 3 is a schematic structural view of the product conveying device.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a partially enlarged view of fig. 3 at B.

Fig. 6 is a front view of the stereoscopic sort conveying system.

Fig. 7 is a partially enlarged view of C in fig. 6.

Fig. 8 is a perspective view of the stacking mechanism.

Figure 9 is a perspective view of the auxiliary support mechanism.

Fig. 10 is a schematic structural diagram of the elastic return mechanism.

Fig. 11 is a schematic structural view of the buffer wheel.

Wherein: 1. the device comprises a frame 2, an adjusting screw rod 3, a swing cylinder 4, a detection switch 5, a buffer wheel 501, a buffer cavity 6, an encoder 7, an upper conveying belt 8, a lower conveying belt 9, an adjusting hand wheel 10, a fixing plate 11, a separation cylinder 12, a lifting seat 13, a rolling bearing 14, a fixing seat 15, a positioning block 16, a striking roller 17, a temporary supporting unit 18, a stacking motor 19, a stacking bracket 20, a gear rack mechanism 21, a grooved wheel 22, a swing shaft 23, a connecting rod 24, a swing supporting seat 25, a lifting cylinder 26, a rack 27, a gear shaft 28, a lifting shaft 29, a connecting plate 30, a return spring 31, a belt supporting cylinder 32, a belt supporting gear shaft 33, a belt supporting rack 34, a belt supporting rod 35 and a fixing table.

Detailed Description

Fig. 1 to 11 are preferred embodiments of the belt supporting finger and the product conveying device, and the present invention is further described below with reference to fig. 1 to 11.

Referring to fig. 1 to 2, the belt supporting finger includes a fixed seat 14 and a belt supporting rod 34, the belt supporting rod 34 is connected with the fixed seat 14 in a transversely telescopic manner, the fixed seat 14 is connected with a telescopic driving mechanism for driving the belt supporting rod 34 to transversely extend and retract, and a rolling bearing 13 is arranged at the front end of the belt supporting rod 34. Utilize antifriction bearing 13 to support the belt, reduce friction, antifriction bearing 13 supports the belt when empty load, and the belt clamp is expanded to both sides when holding the product, and belt die-pin 34 drives antifriction bearing 13 axial displacement this moment, makes antifriction bearing 13 remove to the belt downside or the belt outside, and antifriction bearing 13 can not obstruct the downward separation of product, and the product of being convenient for is separated from the belt, simple structure.

Specifically, the telescopic driving mechanism comprises a belt supporting cylinder 31, a belt supporting gear shaft 32 and a belt supporting rack 33, the belt supporting cylinder 31 is fixed on the upper side of the fixing seat 14, the belt supporting rack 33 is fixedly connected with the output end of the belt supporting cylinder 31, teeth meshed with the belt supporting gear shaft 32 are arranged on the belt supporting rod 34, two ends of the belt supporting gear shaft 32 are respectively meshed with the belt supporting rack 33 and the belt supporting rod 34, the belt supporting cylinder 31 drives the belt supporting rack 33 to stretch, the belt supporting rack 33 drives the belt supporting rod 34 to stretch transversely through the belt supporting gear shaft 32, and the installation position and the orientation of the belt supporting cylinder 31 are changed through the gear shaft, so that the telescopic driving mechanism is suitable for a conveying line with a compact structure.

The fixing base 14 in this embodiment includes an upper fixing base and a lower fixing base that are butted against each other, and a cavity that accommodates the carrier belt gear shaft 32 and the carrier belt rack 33 is formed between the upper fixing base and the lower fixing base. One side of lower fixing base is equipped with and is used for the fixed station 35 with transfer chain fixed connection, has seted up the bolt hole on the fixed station 35, simple structure, simple to operate.

Referring to fig. 3, the invention further provides a product conveying device, which comprises an upper conveying mechanism, a buffer mechanism and a lower conveying mechanism which are sequentially arranged from top to bottom, wherein the upper conveying mechanism is provided with a conveying channel for transversely conveying products, the buffer mechanism comprises buffer wheels 5 which are rotatably arranged on two sides of the lower portion of the conveying channel, the rotation axes of the buffer wheels 5 are parallel to the conveying direction of the products on the upper conveying mechanism, the buffer wheels 5 are made of elastic materials, the distance between the buffer wheels 5 on two sides is smaller than the width of the conveying channel, the distance between the axes of the buffer wheels 5 on two sides is larger than the width of the conveying channel, the products on the upper conveying mechanism fall between the buffer wheels 5 on two sides, and the products are placed on the lower conveying mechanism while the buffer wheels 5 rotate. The product carries out lateral transmission on upper portion conveying mechanism, when finding that one of them article need shift lower part conveying mechanism from upper portion conveying mechanism, utilize to hit to beat or other modes make this article whereabouts, the product of whereabouts is accepted to the buffer wheel 5 of both sides this moment, the slow whereabouts of centre gripping product when buffer wheel 5 is rotatory, fall on lower part conveying mechanism gradually, just so can avoid the product directly to drop on lower part conveying mechanism, the mode of utilizing buffer wheel 5 buffering avoids the product to receive the impact at the in-process of whereabouts, the yield is improved, and do not influence the transport of article on upper portion conveying mechanism, the normal work of upper portion conveying mechanism has been guaranteed, and the work efficiency is improved.

In this embodiment, the adjusting screw rod 2 is arranged on the frame 1, two ends of the adjusting screw rod 2 are respectively connected with the upper conveying mechanisms on two sides, the screw thread directions of two ends of the adjusting screw rod 2 are opposite, one end of the adjusting screw rod 2 is connected with the adjusting hand wheel 9, and the adjusting hand wheel 9 is used for adjusting the distance between the upper conveying mechanisms on two sides, so that the adjusting screw rod is suitable for products with different sizes. Further, the buffer wheel 5 is moved laterally in synchronization with the upper conveying mechanism to be adjusted in size in synchronization.

Referring to fig. 3 and 4, a product separating mechanism is further arranged on the upper side of the upper conveying mechanism, the upper conveying mechanism clamps two sides of the product for conveying, the product separating mechanism strikes the product downwards to enable the product to fall onto the buffer wheel 5 from the upper conveying mechanism, the product falls in a striking mode, normal operation of the upper conveying mechanism is further guaranteed, and stopping is not needed during classification. Specifically, product separating mechanism is including separation cylinder 11, lift seat 12 and hit and beat gyro wheel 16, separation cylinder 11 is fixed on fixed plate 10 and is connected lift seat 12, fixed plate 10 is fixed in frame 1, hit to beat gyro wheel 16 and rotate and set up on lift seat 12, separation cylinder 11 drives lift seat 12 and goes up and down, lift seat 12 drives and hits the gyro wheel 16 and hit the product and hit, utilize in this embodiment to hit and beat gyro wheel 16 and hit the product, hit and beat gyro wheel 16 and can also produce relative rolling at the product upside hitting the in-process of hitting, can hit at the in-process of product lateral transfer and hit and do not harm the product. In this embodiment, the tile is taken as an example, and the four separating mechanisms are respectively used for striking four corners of the square tile. Furthermore, two separating mechanism of rear side still include a locating piece 15 respectively, locating piece 15 is located the rear side of lift seat 12, the first action of two preceding separating mechanism is adopted in this embodiment, two separating mechanism lags behind hit the ceramic tile, because when separating mechanism hits the ceramic tile, the time interval that can not guarantee completely that separating mechanism moves around certainly is the time of settlement, if the interval time surpasss the time of settlement, the ceramic tile probably can take place the problem of back side perk, locating piece 15 fixes a position the ceramic tile this moment, even guarantee that the ceramic tile perk, still fall in the position of settlement behind the fall, be favorable to piling up the ceramic tile like this, and packing.

Referring to fig. 4, in this embodiment, the upper conveying mechanism includes two upper conveying belts 7 disposed opposite to each other, the fixing base 14 is fixed on the frame 1 by the fixing base 35, and the rolling bearing 13 is supported on the lower side of the upper conveying belt 7, so as to prevent the upper conveying belt 7 from generating height position deviation when conveying products, and ensure horizontal conveying of the products. Antifriction bearing 13 sets up in the both sides of separating mechanism, namely sets up in the both sides of separation station promptly, and antifriction bearing 13 sets up between two buffer wheel 5, avoids blockking the whereabouts of product. The lower conveying mechanism comprises two lower conveying belts 8, a belt supporting mechanism is arranged on the lower side of each lower conveying belt 8, and the belts are supported by the belt supporting mechanisms to keep the belts moving horizontally. The products are clamped between the two upper conveyor belts 7, so that the products can be very conveniently hit onto the buffer wheel 5 through the separating mechanism. Still be provided with the detection switch 4 that detects the product, the belt pulley of upper portion conveyor belt 7 is connected with encoder 6, and detection switch 4 is connected with encoder 6 through control system, and detection switch 4 detects that there is the product to enter into upper portion conveyor belt 7 after, and encoder 6 begins to work, just can know the length and size of this product.

Referring to fig. 6 and 8, in the present embodiment, a stacking mechanism is further disposed on the lower side of the buffer wheel 5, the stacking mechanism is lifted to receive a product between the buffer wheels 5 on two sides, the stacking mechanism is placed on the lower conveying mechanism after falling down, the stacking mechanism is lifted to receive a tile, the stacking mechanism is then lowered by a tile thickness, the second tile falls on the stacking mechanism again, two or more tiles can be stacked together, and the subsequent packaging of the tiles is facilitated. Specifically, the stacking mechanism comprises a stacking bracket 19, a stacking motor 18 and a transmission mechanism, wherein the stacking bracket 19 is arranged between the two lower conveying belts 8, the stacking motor 18 drives the stacking bracket 19 to lift through the transmission mechanism to receive the ceramic tiles falling on the buffer wheel 5, and then the stacking bracket 19 places the ceramic tiles on the lower conveying belts 8 after falling. The transmission mechanism adopts a gear rack mechanism 20.

Referring to fig. 5 to 7 and fig. 9, as a further improvement, in this embodiment, an auxiliary support mechanism for temporarily supporting products is further disposed below the buffer wheel 5, products on the upper conveying mechanism are continuously conveyed, however, in the sorting process, the buffer wheel 5 needs to slowly place the products on the stacking mechanism, the stacking mechanism stacks the products, when the stacking mechanism places the stacked products downward onto the lower conveying belt 8, if a new product comes and needs to be sorted, the stacking mechanism is not yet lifted, a machine halt is caused, the whole equipment can continue to work if the stacking mechanism needs to be lifted, and the auxiliary support mechanism can temporarily support the products falling from the buffer wheel 5 in the lifting process of the stacking mechanism, thereby ensuring the continuous work of the whole equipment, improving the work efficiency, and improving the yield.

Specifically, supplementary supporting mechanism includes swing supporting seat 24 and interim supporting unit 17, and swing supporting seat 24 is connected with its wobbling swing mechanism of drive, and interim supporting unit 17 goes up and down to set up on swing supporting seat 24 through elevating system. After the swing mechanism swings in place, the temporary bearing unit 17 is lifted by the lifting mechanism to bear a product, so that space can be saved, the lifting mechanism can lower the height of the product after the temporary bearing unit 17 bears the product, the temporary bearing unit 17 can bear another product, more time can be won for the stacking mechanism, and continuous and stable operation of equipment is guaranteed. The swing mechanism in this embodiment includes a swing cylinder 3 and a swing fixing plate 10, at least two swing supporting seats 24 are fixed on a swing shaft 22, and the swing cylinder 3 is connected through a connecting rod 23 and drives the swing shaft 22 to rotate, so as to drive the swing supporting seats 24 to swing. The lifting mechanism comprises a lifting cylinder 25, a rack 26, a gear shaft 27 and a lifting shaft 28, the lifting cylinder 25 is fixed on the swing support seat 24, the lifting cylinder 25 is connected with the rack 26, the gear shaft 27 is meshed with the rack 26, the lifting shaft 28 is provided with teeth meshed with the gear shaft 27, and the temporary bearing unit 17 is fixed at the upper end of the lifting shaft 28.

Referring to fig. 7 and 10, a horizontally disposed belt supporting wheel is disposed on the inner side of the upper conveying belt 7, and the belt supporting wheel is connected with an elastic resetting mechanism for pushing the belt supporting wheel and the upper conveying belt 7 to move horizontally to one side of a product, so that the product must be clamped when the upper conveying mechanism conveys the product, and in this embodiment, the product is clamped constantly by pushing the upper conveying belt 7 through the elastic resetting mechanism. Specifically, the elastic reset mechanism includes a reset spring 30 and a connecting plate 29, the belt supporting wheel is a grooved wheel 21, the connecting plate 29 is rotatably disposed on the frame 1, one end of the reset spring 30 is fixedly connected with the frame 1, the other end of the reset spring is connected with the connecting plate 29, the grooved wheel 21 is rotatably disposed on the connecting plate 29, the reset spring 30 drives the connecting plate 29 to rotate, so as to push the grooved wheel 21 to move, after a product enters the upper conveying belt 7, the upper conveying belts 7 on two sides can expand outwards, at this moment, the belt enters the groove of the grooved wheel 21, although the belt supporting mechanism does not support the upper conveying belt 7 at this moment, the grooved wheel 21 can fix the upper and lower positions of the upper conveying belt 7, and the upper conveying belt 7 can clamp the product all the time.

Referring to fig. 11, a plurality of buffer wheels 5 are installed at both sides of a frame 1, a hexagonal rotary shaft installation hole is formed in the middle of each buffer wheel 5, the plurality of buffer wheels 5 are connected in series to one rotary shaft, and the rotary shaft drives the plurality of buffer wheels 5 to rotate synchronously. The inner side of the buffer wheel 5 is provided with a plurality of buffer cavities 501 which axially penetrate through the body of the buffer wheel 5, the buffer cavities 501 are spirally arranged around the axis of the buffer wheel 5, and the spiral direction of the buffer cavities 501 is opposite to the rotating direction of the buffer wheel 5. The contour line of the buffer cavity 501 is composed of a first contour line, a second contour line, a third contour line and a fourth contour line which are sequentially connected, the contour line is a section line perpendicular to the axis of the buffer wheel 5 body, the first contour line is located on the outermost side, the third contour line is located on the innermost side, and the first contour line is an arc concentric with the buffer wheel 5 body.

The working process is as follows: taking a tile as an example, when the tile enters the upper conveying belt 7, the upper conveying belt 7 clamps the tile for transverse conveying, the detection switch 4 detects that a product enters the upper conveying belt 7, the encoder 6 starts to work, the length size and the position of the tile are calculated, the system judges whether to classify the tile according to the detection result of the vision system, if classification is needed, the separation cylinder 11 drives the hitting roller 16 to fall and hit four corners of the tile, the tile falls on the rotating buffer wheel 5 from the upper conveying belt 7, the buffer wheel 5 rotates and clamps the tile to slowly fall, the tile is placed on the stacking bracket 19, then the stacking bracket 19 falls by the distance of the thickness of one tile, waiting for the second tile to fall, when two or three tiles are stacked on the stacking bracket 19, the stacking motor 18 drives the stacking bracket 19 to fall, when the height of the stacking bracket 19 is lower than that of the lower conveying belt 8, the lower conveying belt 8 continues to convey the stacked tile to the next station, in the process, if the tile enters the upper conveying cylinder 7, the swing cylinder 3 drives the swing shaft 23 to lift the temporary support 17 to swing, and then the temporary support unit 17 swings to lift the temporary support.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims (8)

1. A strap supporting finger is characterized in that: including fixing base (14) and belt die-pin (34), belt die-pin (34) horizontal flexible connection fixing base (14), fixing base (14) are connected with the flexible actuating mechanism who drives belt die-pin (34) horizontal flexible, and the front end of belt die-pin (34) is equipped with rotatory support unit, flexible actuating mechanism is equipped with the tooth with support belt gear shaft (32) meshing including holding in the palm belt cylinder (31), holding in the palm belt gear shaft (32) and holding in the palm belt rack (33), holding in the palm belt cylinder (31) and fixing base (14) fixed connection, holding in the palm belt rack (33) and the output fixed connection who holds in the palm belt cylinder (31), being equipped with on belt die-pin (34) with holding in the palm belt gear shaft (32) meshing, hold in the palm belt gear shaft (32) both ends respectively with hold in the palm belt rack (33) and belt die-pin (34) meshing, rotatory support unit is antifriction bearing (13).

2. The belt supporting finger as claimed in claim 1, wherein: the belt supporting cylinder (31) is fixed on the upper side of the fixed seat (14).

3. A leash finger according to claim 1 or 2, wherein: fixing base (14) are including the last fixing base and the lower fixing base of mutual butt joint, go up the cavity that holds support belt gear axle (32) and support belt rack (33) between fixing base and the lower fixing base.

4. The belt supporting finger as claimed in claim 3, wherein: one side of lower fixing base is equipped with and is used for with transfer chain fixed connection's fixed station (35), has seted up the bolt hole on fixed station (35).

5. A product conveying apparatus characterized by: the automatic product conveying device comprises two upper conveying belts (7) which are arranged oppositely and the belt supporting fingers of any one of claims 1 to 4, a conveying channel for transversely conveying products is formed between the two upper conveying belts (7), and the rotary supporting unit is supported on the lower side of the upper conveying belts (7).

6. The product delivery device of claim 5, wherein: the lower side of the upper conveying belt (7) is further provided with a buffer wheel (5), the rotation axis of the buffer wheel (5) is parallel to the transmission direction of a product on the upper conveying mechanism, the buffer wheel (5) is made of elastic materials, a plurality of buffer cavities (501) which axially penetrate through the body of the buffer wheel (5) are formed in the inner side of the buffer wheel (5), the buffer cavities (501) are spirally arranged around the axis of the buffer wheel (5), and the lower conveying mechanism is further arranged below the buffer wheel (5).

7. The product delivery device of claim 6, wherein: and a stacking mechanism which is arranged in a lifting manner is also arranged between the buffer wheels (5) and the lower conveying mechanism, the stacking mechanism is lifted to bear the product between the buffer wheels (5) at two sides, and the stacking mechanism is placed on the lower conveying mechanism after falling.

8. The product delivery device of claim 6, wherein: the lower side of the upper conveying belt (7) is provided with a plurality of buffer wheels (5), and the rotary supporting unit is arranged between the two buffer wheels (5).

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