CN113697513B - Layered tray layered feeding device - Google Patents

Layered tray layered feeding device Download PDF

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Publication number
CN113697513B
CN113697513B CN202111258883.2A CN202111258883A CN113697513B CN 113697513 B CN113697513 B CN 113697513B CN 202111258883 A CN202111258883 A CN 202111258883A CN 113697513 B CN113697513 B CN 113697513B
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CN
China
Prior art keywords
tray
clamping
lifting
layered
trays
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CN202111258883.2A
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Chinese (zh)
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CN113697513A (en
Inventor
朱继田
朱涛
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Wuhan Jingce Electronic Group Co Ltd
Suzhou Hirose Opto Co Ltd
Original Assignee
Wuhan Jingce Electronic Group Co Ltd
Suzhou Hirose Opto Co Ltd
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Application filed by Wuhan Jingce Electronic Group Co Ltd, Suzhou Hirose Opto Co Ltd filed Critical Wuhan Jingce Electronic Group Co Ltd
Priority to CN202111258883.2A priority Critical patent/CN113697513B/en
Publication of CN113697513A publication Critical patent/CN113697513A/en
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Publication of CN113697513B publication Critical patent/CN113697513B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G59/00De-stacking of articles
    • B65G59/06De-stacking from the bottom of the stack
    • B65G59/061De-stacking from the bottom of the stack articles being separated substantially along the axis of the stack
    • B65G59/062De-stacking from the bottom of the stack articles being separated substantially along the axis of the stack by means of reciprocating or oscillating escapement-like mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90Devices for picking-up and depositing articles or materials
    • B65G47/91Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G57/00Stacking of articles
    • B65G57/02Stacking of articles by adding to the top of the stack
    • B65G57/03Stacking of articles by adding to the top of the stack from above
    • B65G57/035Stacking of articles by adding to the top of the stack from above with a stepwise downward movement of the stack
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02Articles
    • B65G2201/0235Containers
    • B65G2201/0258Trays, totes or bins

Abstract

The invention discloses a layered loading device for a layered tray, which can be applied to layered loading and unloading work of a multilayer material part; the tray lifting mechanism comprises insertion sheets positioned on two sides of the lifting platform, the insertion sheets move along a direction parallel to the bottom surfaces of the stacked trays, can be inserted into the bottom surface of any layer of tray of the stacked trays and are used for supporting the tray on any layer; after the inserting piece supports any layer and the tray on the layer, the lifting carrying platform descends to take out the product in the tray on the lifting carrying platform for feeding. The layered loading device for the stacked trays has the advantages of compact structure, stable operation and high automation degree, can automatically layer the stacked trays, and is convenient for a manipulator to automatically complete loading and unloading.

Description

Layered tray layered feeding device
Technical Field
The invention belongs to the technical field of automatic manufacturing, and particularly relates to a layered feeding device for a laminated tray.
Background
In manufacturing assembly and testing, electronic components are generally contained in trays, and are particularly susceptible to contamination of damaged parts. For convenience of transportation, the trays are generally designed to be stackable. Taking the display panel test as an example, in the whole test process, the trays are transported in a stacking manner, and the taking-out, the test and the replacement of the display panel in each layer are completed.
In current automated production, the tray that piles up is placed in a definite position, utilizes the manipulator to absorb the panel of the superiors and tests to the test board, needs the manipulator to shift empty tray to another station this moment, and the display panel after the convenient test is put back. Since the edge of the tray is small, the robot arm sucks the tray from a large area in the middle, which may cause damage to the display panel therebelow. In addition, the operation procedure is complex when a single manipulator is finished, and the production efficiency is reduced; when the plurality of mechanical arms respectively finish the picking and placing actions, the operation space is limited, and the interference problem is easily caused.
Therefore, it is necessary to provide a layered feeding device for a layered pallet, which is convenient to use and operates stably, and improves the efficiency of assembling and testing materials contained in the layered pallet.
Disclosure of Invention
In view of the above-mentioned deficiencies of the prior art, the present invention aims to: the utility model provides a can convenient to use, the stable range upon range of tray layering loading attachment that moves realize range upon range of tray's quick layering to transfer the separation tray, conveniently go up unloading.
In order to realize part or all of the purposes of the invention, the invention provides the following technical scheme:
a layered loading device for stacked trays comprises a lifting carrying platform and a separating mechanism, wherein the lifting carrying platform is used for placing the stacked trays and driving the trays to move up and down; after the inserting piece supports any layer and the tray on the layer, the lifting carrying platform descends to take out the product in the tray on the lifting carrying platform for feeding.
In operation, the stacked tray is placed on the lifting platform, the height of the lifting platform is controlled, for example, the bottom tray and the penultimate tray are enabled to be parallel and level with the inserts, the inserts on the two sides move towards the stacked tray to support the penultimate tray and the trays above, the lifting platform is controlled to descend at the moment, the bottom tray is enabled to be separated from the other trays on the inserts, the manipulator takes out products from the bottom tray, when the products are placed back into the original tray after the test is finished, the height of the lifting platform is controlled after the products are placed back, the lifting platform is enabled to support the tray on the inserts again, the inserts are far away from the tray to move, the height of the lifting platform is adjusted, the penultimate tray and the penultimate tray are enabled to be parallel and level with the inserts, the actions are repeated, and the loading and unloading of the products in the whole stacked tray are finished.
The inserted sheet is installed on the mount pad, the mount pad is in opposite directions or back-to-back motion, makes the inserted sheet moves towards or keeps away from range upon range of tray motion, be connected with even board on the inserted sheet, even board both ends are equipped with the stopper respectively, adjust distance between the stopper is in order to fix a position the tray on tray length direction, and even board itself fixes a position the tray on width direction, prevents to deviate from.
The lifting platform is characterized in that clamping driving parts are arranged on two sides of the lifting platform, push plates are connected to the clamping driving parts, and the push plates clamp the tray on the lifting platform from two sides to prevent the tray from being separated from the lifting platform.
The clamping driving part is a first clamping cylinder and a second clamping cylinder, and the first clamping cylinder and the second clamping cylinder are respectively provided with at least two sensors for feeding back position signals of the piston rod; the sensor on the first clamping cylinder feeds back signals in the fully extending state and the fully retracting state respectively; a sensor on the second clamping cylinder feeds back signals in a half-extending state and a full-retracting state respectively; and judging whether the tray is arranged on the lifting carrying platform or not and whether the tray is clamped or not by combining feedback signals of the first clamping cylinder and the second clamping cylinder. Preferably, a magnetic induction sensor is selected in production, the position information of the piston rod is directly fed back by utilizing a magnetic signal, and the stability is high. Specifically, when the first clamping cylinder and the second clamping cylinder are both fully retracted, no clamping action is performed; when the first clamping cylinder extends fully and the second clamping cylinder extends half, the tray is clamped; when the first clamping cylinder extends out completely and the second clamping cylinder has no feedback signal, the lifting carrying platform is indicated to have no tray.
The first clamping cylinder is fixedly arranged on one side of the lifting platform deck, the second clamping cylinder is adjustably arranged on the other side of the lifting platform deck, and the mounting position of the second clamping cylinder is adjusted according to the length size of the tray, so that the relative positions of the first clamping cylinder and the second clamping cylinder are adjusted, and the monitoring is conveniently carried out by utilizing the position signal of the same piston rod.
The layered loading device for the stacked trays further comprises a transfer mechanism, wherein the lifting carrying platform is arranged on the transfer mechanism and driven by the transfer mechanism to move, so that the lifting carrying platform is far away from or returns to the position below the plurality of layers of trays separated by the separation mechanism. Therefore, the separated tray can be far away from the lower part of the separating mechanism, and the manipulator can take and place products from the top more conveniently.
The transfer mechanism comprises a transfer plate, a belt transmission mechanism, a framework plate and a linear motion mechanism, wherein the transfer plate is fixed on a belt of the belt transmission mechanism through a sliding block and drives the lifting carrying platform to move; the belt is fixedly arranged on the rack through a fixed plate, the framework plate is connected with a wheel shaft of the belt transmission mechanism, and the linear motion mechanism drives the framework plate to move linearly, so that the belt drives the lifting carrying platform to move at double speed, and the tray on the lifting carrying platform is moved out or moved back to the position below the separation mechanism quickly.
A clamping mechanism is arranged on one side of the separating mechanism, the separated tray is conveyed to the clamping mechanism by the conveying mechanism, and a manipulator loads and unloads a product in the tray from the clamping mechanism; the clamping mechanism comprises two beams which can move oppositely or oppositely, clamping blocks are arranged at two ends of each beam and form clamping areas for clamping separated trays, at the moment, the manipulator takes and places materials from the clamping mechanism, and the transfer mechanism transfers the trays to the clamping mechanism and then returns to the lower part of the separation mechanism to separate the next tray.
The clamping block is provided with a placing groove used for containing tray corners, one end of the cross beam is adjustable in mounting position. During operation, the lifting carrying platform enables the tray to be parallel to the placing groove, the beam moves towards the tray, and the four corners of the tray are contained in the placing groove. The mounting position of the clamping block is adjusted to adapt to trays of different sizes.
The tray conveying device is characterized in that a lifting mechanism and a conveying mechanism are arranged below the clamping mechanism, the tray on the clamping mechanism is conveyed to the conveying mechanism by the lifting mechanism, the conveying mechanism conveys the tray to a discharging position, and the discharging position is located below the separating mechanism. Empty trays on the clamping mechanism or trays carrying products after test can be stacked on the lifting mechanism again to form stacked trays again, the stacked trays are transferred to the conveying mechanism to be transported out, the blanking work of the whole stacked trays is completed, the whole stacked tray layered feeding device is taken as a whole, the feeding and discharging positions are on the same side of the device, the structure is compact, and the operation is convenient.
Compared with the prior art, the invention has the beneficial effects that:
1. through lift microscope carrier and the cooperation of separating mechanism, provide the support by certain one deck of separating mechanism follow range upon range of tray, separate the tray of its below to utilize transfer mechanism to transport the tray of isolating, the product on the convenient tray goes up unloading device operating stability height, operation safe and reliable.
2. Through the cooperation of the belt, the linear motion mechanism and the framework plate, the double-speed motion is realized, the conveying efficiency of the transfer mechanism is improved, the working efficiency is improved, and the size of the device is reduced.
3. The running position of the cylinder piston rod is fed back by arranging the sensors on the first clamping cylinder and the second clamping cylinder, so that the existence state and the clamping state of the tray on the lifting carrying platform are judged, the signal feedback is stable, and the cost is saved.
4. Through the cooperation use of separating mechanism, transfer mechanism, fixture, elevating system and transport mechanism, realize by the whole operation process of range upon range of tray material loading to range upon range of tray unloading, be favorable to going on of process around, practice thrift the manpower, save the cost, realize full automation, and whole device compact structure, the operation of being convenient for.
Drawings
In order to more clearly illustrate the technical solutions in the specific embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive efforts.
FIG. 1 is a schematic structural view of a layered loading device for a stacked pallet according to an embodiment;
FIG. 2 is a schematic structural diagram of the separation mechanism and the lifting platform shown in FIG. 1;
FIG. 3 is a schematic structural view of the transfer mechanism and the lifting platform shown in FIG. 1;
FIG. 4 is a schematic view of the first clamping cylinder of FIG. 3;
FIG. 5 is a schematic structural view of the clamping mechanism of FIG. 1;
fig. 6 is a schematic structural view of the lifting mechanism and the transport mechanism in fig. 1.
Reference numerals: 1-a machine frame, 2-a lifting carrying platform, 21-a second cylinder, 22-a first clamping cylinder, 23-a second clamping cylinder, 24-a push plate, A, B-a magnetic induction sensor and 25-a first graduated scale; 3-separation mechanism, 30-mounting seat, 31-inserting piece, 32-connecting plate, 321-strip-shaped hole, 33-limiting block, 34-first locking nut, 35-first cylinder, 36-first slide rail, 4-transfer mechanism, 41-transfer plate, 42-slide block, 43-belt, 44-framework plate, 45-screw pair, 46-screw, 47-motor, 48-fixing plate, 5-clamping mechanism, 50-second slide rail, 51-cross beam, 52-clamping block, 521-placing groove, 53-supporting plate, 54-second locking nut, 55-sliding groove, 56-second graduated scale, 6-lifting mechanism, 61-lifting plate, 62-guide rod, 63-baffle plate, 64-mounting hole, 7-transport mechanism, 71-conveyor belt, 72-roller, 73-protective plate.
Detailed Description
The technical solutions in the specific embodiments of the present invention will be clearly and completely described below, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the layered stacked pallet feeding apparatus shown in fig. 1 includes an elevating stage 2 and a separating mechanism 3. As shown in fig. 2, the separating mechanism 3 includes two sets of mounting bases 30 mounted on the frame 1, and the lifting stage 2 is located between the two sets of mounting bases 30. An inserting sheet 31 is arranged on the mounting base 30, and the inserting sheet 31 moves towards or away from the lifting platform 2 under the action of a first air cylinder 35. The insert 31 may be a unitary plate or a support surface formed by a plurality of strips. As shown in fig. 3, the elevating stage 2 is moved up and down by the second cylinder 21.
In the initial state, the insert 31 is far from the lifting stage 2, and in operation, a stacked tray, for example, 20-layer tray is placed on the lifting stage 2, the second cylinder 21 is driven to make the middle position of the 20 th tray, which is the bottom layer tray, and the 19 th tray and the insert 31 flush with each other, at this time, the first cylinder 35 is started to move the insert 31 toward the lifting stage 2, the 19 th tray and the rest 18 layers of trays thereon are all supported on the insert 31, the second cylinder 21 is driven to move the lifting stage downward, the bottommost tray is separated from the other trays, and the layered operation is completed.
As shown in fig. 2, the mounting base 30 is mounted on the rack 1 through a first slide rail 36, the position of the mounting base 30 on the first slide rail 36 is adjusted according to the width dimension of the tray, and is locked and fixed by a first nut 34. The inserting sheet 31 is connected with a connecting plate 32, two sides of the connecting plate 32 are provided with a strip-shaped hole 321 and a limiting block 33 movably connected with the strip-shaped hole 321, the installation position of the limiting block 33 on the strip-shaped hole 321 is adjusted according to the length and the size of the tray, and the first nut 34 is locked and fixed. So, realized the suitability of separating mechanism 3 to not unidimensional tray, and adjusted conveniently.
Referring to fig. 3 and 4, two sets of first clamping cylinders 22 and second clamping cylinders 23 are arranged on two sides of the lifting platform 2, the first clamping cylinders 22 and the second clamping cylinders 23 are opposite to each other, piston rods of the first clamping cylinders 22 and the second clamping cylinders 23 are connected with push plates 24, and the push plates 24 move oppositely to clamp the tray. The surface of the push plate 24 contacting the tray is a slope, the angle of the slope is the same as the draft angle of the tray, and the contact area between the push plate and the tray is increased.
As shown in fig. 4, in the present embodiment, two magnetic induction sensors a and B are disposed on the first clamping cylinder 22, the magnetic induction sensor a feeds back a signal when the first clamping cylinder 22 is fully extended, and the magnetic induction sensor B feeds back a signal when the first clamping cylinder 22 is fully retracted; the second clamping cylinder 23 is also provided with two magnetic induction sensors a 'and B' (not shown in the figure), the magnetic induction sensor a 'feeds back signals when the second clamping cylinder 23 is half extended, and the magnetic induction sensor B' feeds back signals when the second clamping cylinder 23 is fully retracted; whether a tray is arranged on the lifting carrying platform 2 or not and whether the tray is in a clamping state or not are judged through the received feedback signals. In another embodiment, the clamping and state feedback of the tray on the elevating stage 2 may be realized by using a driving unit such as an electric cylinder in cooperation with a photoelectric sensor, but compared with this embodiment, the clamping cylinder and the magnetic induction sensor have an advantage of cost saving, and can be adapted to a tray made of a transparent material. The number of the sensors can also be provided in plurality, for example, the full retraction, half extension and full extension states of the piston rod are fed back.
Specifically, in the working process, when feedback signals of the magnetic induction sensors a and a' are received, it is indicated that the tray on the lifting carrying platform 2 is clamped; when feedback signals of the magnetic induction sensors B and B' are received, the clamping action is not carried out; when only the feedback signal of the magnetic induction sensor a is received, the second clamping cylinder 23 is in a fully extended state at this time, which indicates that there is no tray on the lifting stage 2. In the embodiment, the supply pressure of the first clamping cylinder 22 and the second clamping cylinder 23 is 0.1Mpa by combining the self-mass of the tray, and when the second clamping cylinder 23 is in a half-extending state, the piston rod cannot extend continuously under the resistance of the tray, so that the tray is clamped; if the piston rod is fully extended, it indicates that there is no tray on the lifting platform 2.
Since the state is fed back by the position of the piston rod, and the stroke of the piston rod is determined, the mounting positions of the first clamp cylinder 22 and the second clamp cylinder 23 are related to the size of the tray, in this embodiment, the first clamp cylinder 22 and the second clamp cylinder 23 are mounted through side plates on both sides of the elevating stage 2, and the mounting position of the first clamp cylinder 22 on the elevating stage 2 is fixed as a reference position. The mounting position of the second clamping cylinder 23 on the side of the lifting carrying platform 2 is adjusted according to the size of the tray, and correspondingly, a sliding groove for adjusting the mounting position is arranged on the side. A first graduated scale 25 for adjusting the position is also arranged on the lifting carrying platform 2, so that the adjustment precision is ensured.
As shown in fig. 1 and 3, a transfer mechanism 4 is provided below the lifting platform 2 for transporting the separated tray to facilitate loading or unloading. The transfer mechanism 4 includes a transfer plate 41, a belt transmission mechanism, a skeleton plate 44, and a linear motion mechanism.
In the present embodiment, the linear motion mechanism is a screw pair 45, in other embodiments, it may be a linear rail slider, an electric cylinder, an air cylinder, etc., and the belt transmission mechanism may be replaced by a chain transmission mechanism when the transported object does not have a requirement on the environment.
Specifically, the second cylinder 21 is mounted on a moving plate 41, the moving plate 41 is fixedly connected with a belt 43 through a bottom slider 42, the belt 43 is further fixedly connected with a fixing plate 48, and the fixing plate 48 and the screw pair 45 are both mounted on the frame 1. Two ends of the framework plate 44 are respectively fixedly connected with a wheel shaft of the belt wheel, the middle part of the framework plate is connected with a nut 46 of the screw pair 45, and the screw pair 45 is driven by a motor 47 to drive the nut 46 to move linearly, so that the framework plate 44 is driven to move linearly. The action principle is as follows: the movement of the frame plate 44 makes the belt wheel move linearly, the belt 43 is fixed by the fixing plate 48, and the moving plate 41 connected with the belt 43 moves linearly at twice speed, that is, when the screw 46 drives the frame plate 44 and the belt wheel to move 1mm, the moving plate 41 moves 2 mm. In this embodiment, a set of belts is connected to both sides of the moving plate 41, and the screw pair 45 is located between the two sets of belts 43, so as to improve the stability during the moving.
As shown in fig. 1 and 5, a holding mechanism 5 is provided on one side of the separating mechanism 3. The bottommost tray separated by the separating mechanism 3 is transferred to the clamping mechanism 5 through the transfer mechanism 4. The clamping mechanism 5 comprises two beams 51 which are opposite to each other and are connected to the second slide rail 50 in a sliding mode, clamping blocks 52 are installed at two ends of each beam 51 through second locking nuts 54, and a clamping area is formed by the four clamping blocks 52. A placing groove 521 is provided on the clamping block 52 for placing the corners of the tray, thereby supporting the tray. The middle part of the cross beam 51 is provided with a support plate 53 which plays a role of auxiliary support. The two ends of the two beams 51 opposite to each other are provided with sliding grooves 55, and the length of the clamping area is adjusted by adjusting the installation position of the second locking nut 54 in the sliding grooves 55 so as to adapt to trays with different sizes. A second graduated scale 56 used for adjusting the position is also arranged at the corresponding position of the cross beam 51.
During operation, the height of the lifting platform 2 is adjusted to enable the edge of the tray and the placing groove 521 to be on the same horizontal plane, the transfer mechanism 4 enables the tray to reach the inside of the clamping area of the clamping mechanism 5, and the cross beam 51 moves along the second slide rail 50 to clamp the tray.
As shown in fig. 1 and 6, a lifting mechanism 6 and a transport mechanism 7 are provided below the gripping mechanism 5. The lifting mechanism 6 is used for transferring the tray on the clamping mechanism 5 to the conveying mechanism 7 and then conveying the tray out of the conveying mechanism 7.
The lifting mechanism 6 comprises a group of lifting plates 61 which perform lifting movement along the guide rods 62, the conveying mechanism 7 comprises two groups of parallel conveying belts 71, and the lifting plates 61 are positioned between the conveying belts 71. After the test of the panel in the tray on the holding mechanism 5 is completed, the lifting plate 61 supports the tray from the bottom, the beam 51 moves to both sides, the tray is released, the lifting plate 61 moves downward, and the tray is placed on the conveyor belt 71. The motor drives the conveyor belt 71 to run, the tray is conveyed to the discharging position, and the lifting plate 61 is lifted. Wherein the material discharging position is below the separating mechanism 3, so that the whole laminated tray layered feeding device is taken as a whole, and the feeding and discharging positions are on the same side of the device, thereby having compact structure and convenient operation.
A baffle 63 and a row of mounting holes 64 for mounting the baffle 63 are provided at one end of the elevating plate 61, and the baffle 63 is mounted by selecting an appropriate mounting hole 64 according to the size of the tray.
Rollers 72 are provided on both sides of the conveyor belt 71, and the rollers 72 serve as a support when the tray is large in size. The outside of the roller 72 is also provided with a guard plate 73 to prevent the tray from coming off from both sides.
Taking a display panel test as an example, the specific working process of the layered tray feeding device is as follows:
placing the stacked 20 layers of trays carrying the display panel on the lifting platform 2, clamping the bottommost tray by using a first clamping cylinder 22 and a second clamping cylinder 23, and adjusting the height of the lifting platform 2 by using a second cylinder 21 to enable the middle position of the bottom tray, namely the 20 th layer tray, and the 19 th layer tray to be flush with the insert sheet 31;
starting the first air cylinder 35 to enable the insertion piece 31 to move towards the lifting carrying platform 21, loading the 19 th layer of tray and the rest 18 layers of trays on the 19 th layer of tray on the insertion piece 31, and driving the second air cylinder 21 to enable the lifting carrying platform to move downwards to enable the tray at the bottommost layer to be separated from the laminated tray;
starting a motor 47, driving the separated tray to reach the clamping mechanism 5 by the transfer mechanism 4, clamping by the clamping mechanism 5, returning the transfer mechanism 4 to the position below the separation mechanism 3 to separate the tray on the 19 th layer, and manually or mechanically taking out the panel in the tray on the 20 th layer for testing;
the lifting mechanism 6 ascends to support the tray on the clamping mechanism 5 from the bottom, the panel to be tested is placed back into the tray according to the production requirement, or the empty tray is only descended for a certain height until all the 20 layers of trays return to the lifting mechanism 6, all the trays are also transferred into the transportation mechanism 7, and the conveyor belt 71 moves to transport the tray bearing the tested panel or the empty tray out.
The above-mentioned working process is only an example, and in practice, several combinations of the lifting platform deck, the separating mechanism, the transferring mechanism, the clamping mechanism, the lifting mechanism and the transporting mechanism may be provided as required to perform some of the work in the production and testing of the product. When other works are performed, the inserting piece 31 can be inserted into the bottom surface of any layer tray in the laminated trays according to the needs, and is not limited to the penultimate layer.
The above description of the layered feeding device for stacked pallets according to the present invention is provided in detail, and the structure and the operation principle of the present invention are explained by applying specific examples, and the above description of the embodiments is only provided to help understanding the method and the core idea of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (8)

1. The layered feeding device for the stacked trays is characterized by comprising a lifting carrying platform (2) and a separating mechanism (3), wherein the separating mechanism (3) comprises a first air cylinder (35), and the lifting carrying platform (2) is arranged at the movable end of a second air cylinder (21) and is used for placing the stacked trays and driving the trays to move up and down; the separating mechanism (3) comprises inserting pieces (31) positioned on two sides of the lifting carrying platform (2), and the inserting pieces (31) move along the direction parallel to the bottom surfaces of the stacked trays under the action of the first air cylinders (35) and can be inserted into the bottom surface of any layer of tray of the stacked trays to support the any layer of tray and the tray on the any layer of tray; after the inserting piece (31) supports any layer and the tray on the layer, the lifting carrying platform (2) descends to take out the product in the tray on the lifting carrying platform (2) for feeding; the lifting carrying platform (2) is arranged on the transfer mechanism (4) through a second air cylinder (21) and moves under the driving of the transfer mechanism (4), so that the lifting carrying platform (2) is far away from or returns to the lower part of the plurality of layers of trays separated by the separation mechanism (3); the transfer mechanism (4) comprises a transfer plate (41), a belt transmission mechanism, a framework plate (44) and a linear motion mechanism, the second cylinder (21) is installed on the transfer plate (41), and the transfer plate (41) is fixed on a belt (43) of the belt transmission mechanism and drives the lifting carrying platform (2) to move; the belt (43) is fixedly arranged on the rack (1) through a fixing plate (48), the framework plate (44) is connected with a wheel shaft of the belt transmission mechanism, and the linear motion mechanism drives the framework plate (44) to move linearly, so that the belt (43) drives the lifting carrying platform (2) to move at double speed; the linear motion mechanism is a screw pair (45), the middle of the framework plate (44) is connected with a nut (46) of the screw pair (45), the screw pair (45) is driven by a motor (47), two sides of the moving plate (41) are connected with a group of belts (43), and the screw pair (45) is located between the two groups of belts (43).
2. The layered pallet layered loading arrangement according to claim 1, characterized in that the tabs (31) are mounted on mounting seats (30), the mounting seats (30) being moved towards or away from each other, such that the tabs (31) are moved towards or away from the layered pallet; be connected with even board (32) on inserted sheet (31), even board (32) both ends are equipped with stopper (33) respectively, adjust distance between stopper (33) is in order to fix a position the tray on tray length direction.
3. Layered tray feeding device according to claim 1, characterized in that the lifting platform (2) is provided with a clamping driving part on both sides, a push plate (24) is connected to the clamping driving part, and the push plate (24) clamps the tray on the lifting platform (2) from both sides.
4. The layered laminated tray feeding device according to claim 3, wherein the clamping driving part is a first clamping cylinder (22) and a second clamping cylinder (23), and the first clamping cylinder (22) and the second clamping cylinder (23) are respectively provided with at least two sensors for feeding back position signals of the piston rods; wherein sensors on the first clamping cylinder (22) feed back signals in fully extended and fully retracted states, respectively; and a sensor on the second clamping cylinder (23) feeds back signals in a half-extending state and a full-retracting state respectively.
5. Laminated pallet layered feeding device according to claim 4, characterized in that the first clamping cylinder (22) is fixedly mounted on one side of the lifting stage (2) and the second clamping cylinder (23) is adjustably mounted on the other side of the lifting stage (2).
6. The layered feeding device for the stacked trays according to claim 1, wherein a clamping mechanism (5) is arranged on one side of the separating mechanism (3), the transferring mechanism (4) conveys the separated trays to the clamping mechanism (5), and a manipulator feeds and unloads products in the trays from the clamping mechanism (5); the clamping mechanism (5) comprises two beams (51) which can move oppositely or oppositely, clamping blocks (52) are arranged at two ends of each beam (51), and the clamping blocks (52) form clamping areas for clamping separated trays.
7. The layered stack pallet feeding device according to claim 6, wherein the holding blocks (52) are provided with placing slots (521) for accommodating pallet corners, and the mounting positions of the holding blocks (52) are adjustable at one end of the cross beam (51).
8. A layered pallet feeding arrangement according to claim 6, characterised in that below the gripping means (5) there is provided a lifting mechanism (6) and a transport mechanism (7), the lifting mechanism (6) transferring the pallet on the gripping means (5) to the transport mechanism (7), the transport mechanism (7) transporting the pallet to a discharge position, the discharge position being located below the separating means (3).
CN202111258883.2A 2021-10-28 2021-10-28 Layered tray layered feeding device Active CN113697513B (en)

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Publication number Priority date Publication date Assignee Title
DE10355083A1 (en) * 2003-11-24 2005-07-07 Elabo Trainingssysteme Gmbh Aus- Und Weiterbildung Lifting arrangement and magazine forming part of a modular mechatronic conveyer system for training purposes in a vocational school has a support driven by a lifting cylinder for raising material into a magazine
CN203212017U (en) * 2013-04-23 2013-09-25 泉州市科盛包装机械有限公司 Separating device for inserted type turnover boxes
CN205855402U (en) * 2016-08-16 2017-01-04 蓬溪县哈贝智能科技有限公司 Automatic frame separating device
CN107966458A (en) * 2017-12-26 2018-04-27 苏州精濑光电有限公司 A kind of half board checking device of substrate
JP2019182625A (en) * 2018-04-13 2019-10-24 株式会社ニクニ Stock equipment
CN112357590B (en) * 2020-11-27 2022-04-12 南京一克思德科技有限公司 Full autosegregation equipment of screen

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