CN113044586A - Stacked plate separating device and method - Google Patents
Stacked plate separating device and method Download PDFInfo
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- CN113044586A CN113044586A CN202110493811.XA CN202110493811A CN113044586A CN 113044586 A CN113044586 A CN 113044586A CN 202110493811 A CN202110493811 A CN 202110493811A CN 113044586 A CN113044586 A CN 113044586A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G59/00—De-stacking of articles
- B65G59/02—De-stacking from the top of the stack
- B65G59/04—De-stacking from the top of the stack by suction or magnetic devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G59/00—De-stacking of articles
- B65G59/02—De-stacking from the top of the stack
- B65G59/04—De-stacking from the top of the stack by suction or magnetic devices
- B65G59/045—De-stacking from the top of the stack by suction or magnetic devices with a stepwise upward movement of the stack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G61/00—Use of pick-up or transfer devices or of manipulators for stacking or de-stacking articles not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
- B65G2201/022—Flat
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- Sheets, Magazines, And Separation Thereof (AREA)
Abstract
The invention discloses a stacked plate separating device and a separating method, wherein the separating device comprises a magnetic power-assisted module and an air blowing module, the magnetic power-assisted module comprises a magnet pair, the magnet pair comprises two magnet seats which are horizontally arranged oppositely, the two magnet seats are horizontally arranged at intervals, the unlike magnetic poles of the two magnet seats are horizontally opposite, a plate stacking area is arranged between the two magnet seats, the air blowing module comprises an air nozzle, the air blowing direction of the air nozzle faces the plate stacking area and is upwards deviated, and the air nozzle is connected with an air supply module. The invention has the beneficial effects that: the magnetic field exists in the plate stacking area, the plates are stacked in the magnetic field and magnetized, so that magnetic repulsive force exists between two adjacent plates, the plates are easy to separate under the action of air flow blown by an air nozzle, the influence of oil sludge adhesion on the surfaces of the plates is avoided, and the plates are easier to separate compared with the existing equipment; in addition, the stacking device can adapt to stacking of plate materials in various shapes and is suitable for separating plate materials with different thicknesses.
Description
Technical Field
The invention belongs to the technical field of material handling in a workshop, and particularly relates to a stacked plate separating device and a stacked plate separating method.
Background
Sheet metal parts produced by stamping are widely used in automobile body structures. The raw materials of the stamping production are plates, and the automatic stamping production line uses a mechanical arm to grab the plates and transfer the plates to a stamping die to complete the feeding process. In part of production lines, plates are cut in advance to be processed into plates with certain specifications and shapes, then the plates are stacked to form a plate stack, and the plate stack is transferred to a preset position to be grabbed by a manipulator. Because the surface of the material needs to be protected, the surface of the plate is coated with protective oil sludge, and the stacked plates are easy to be bonded together. When the manipulator snatchs, the sheet material is difficult for separating, takes place when once snatching two or even many sheet materials. When two or more than two sheets are placed on the stamping die, if the sheet detector of the stamping die reports errors after identification, the automatic stamping process is interrupted. Failure of the sheet detector to identify can result in die damage or reduced part life. Therefore, the sheets need to be separated, and only one sheet is grabbed and sent to the stamping die at a time. In the prior art, a permanent magnet is arranged on a mechanical arm to separate and pick up a plate, but the problems of insufficient effect and low efficiency exist. Patent document CN103183236B discloses a sheet unstacking and separating machine, wherein air blowing mechanisms are arranged on two opposite sides of a sheet bearing platform, each air blowing mechanism is provided with an air nozzle and used for blowing high-pressure air to a sheet stack to separate the uppermost sheet from the lower sheet, and a robot picking mechanism on one side of the sheet bearing platform picks the uppermost sheet, so that the sheet is grabbed one by one. However, in practical use, the separation effect of the air blowing device alone is not ideal for the plates which are not easy to separate due to strong adhesion of oil sludge.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a stacked sheet separation apparatus.
The technical scheme is as follows:
a stacked plate separating device comprises an air blowing module, wherein the air blowing module comprises an air nozzle, and the key point of the device is that the device also comprises a magnetic power-assisted module, the magnetic power-assisted module comprises a magnet pair, the magnet pair comprises two magnet seats which are horizontally arranged oppositely, the two magnet seats are horizontally arranged at intervals, the unlike magnetic poles of the two magnet seats are horizontally opposite, and a plate stacking area is arranged between the two magnet seats;
the blowing direction of the air nozzle faces the plate stacking area and deviates upwards, and the air nozzle is connected with an air supply module.
By adopting the design, a magnetic field exists in a plate stacking area between the two different magnetic poles, the plates are stacked in the magnetic field and magnetized, so that a magnetic repulsive force exists between the two adjacent plates, the plates are easy to separate under the action of air flow blown by an air nozzle, the influence of oil sludge adhesion on the surfaces of the plates is avoided, and the plate separating effect is better than that of the existing equipment.
As a preferred technical scheme, the magnetic power assisting module comprises at least two groups of magnet pairs, the magnet pairs are arranged along the plate stacking area, and the magnetic poles of the magnet seats on the same side of the plate stacking area, which face the plate stacking area, are like magnetic poles.
By adopting the design, the plurality of groups of magnets enable all parts of the plate with certain size to generate repulsive force under the action of the magnetic field, thereby being beneficial to the separation of all parts of the plate.
As a preferred technical scheme, the magnet holder comprises at least two magnets, all the magnets are stacked from bottom to top, and a separation plate is clamped between every two vertically adjacent magnets;
the magnet holder further comprises a housing enclosing all of the magnets and the divider plate.
Design more than adopting avoids using the too big problem of monoblock magnet field strength, reduces the magnet seat cost again, when a certain magnet damages, is convenient for change simultaneously.
According to a preferable technical scheme, the air blowing module comprises at least two air nozzles, and all the air nozzles are arranged in the horizontal direction along the trend of the plate stacking area.
By adopting the design, all parts of the plate are relatively uniformly distributed under the action of airflow.
According to the preferable technical scheme, a plate material grabbing device is arranged above the plate material stacking area and comprises a mechanical arm, and the front end of the mechanical arm is connected with at least two groups of vacuum suction cups.
By adopting the design, the automatic grabbing is facilitated, the separation difficulty is reduced, and the surface of the plate is not damaged by the vacuum chuck.
As a preferred technical scheme, the magnet base is connected with a magnet base lifting support for adjusting the height of the magnet base;
a plate lifting platform is arranged below the plate stacking area;
the air tap is arranged on the magnet seat in a lifting manner.
By adopting the design, the plate lifting platform drives the plate stack to lift to a proper height, the plate grabbing device is convenient to grab the plate, the magnet seat can lift to adapt to the height position of the plate stack, the air nozzle is arranged on the magnet seat in a lifting mode, the fixing is convenient, the air nozzle is convenient to adjust to the proper height position, and the air outlet faces to the upper portion of the plate stack.
As a preferred technical scheme, the air supply module comprises a first air supply device and a second air supply device, wherein air outlets of the first air supply device and the second air supply device are connected with an air inlet end of the air faucet;
the first air supply device is opposite to the air faucet for air supply under the first air supply pressure, the second air supply device is opposite to the air faucet for air supply under the second air supply pressure, and the first air supply pressure is greater than the second air supply pressure.
By adopting the design, the air is supplied to the air nozzle through the first air supply device with higher pressure so as to enable the oil sludge between the plates to generate a large amount of small bubbles, and then the air is supplied to the air nozzle through the second air supply device with lower pressure so as to enable the small bubbles to be broken and promote the separation of the plates.
As a preferred technical solution, the first air supply device includes an air pump, and the second air supply device is an air tank;
an air outlet of the air pump is connected with an air inlet end of the air tap through a first air supply pipe, and a first manual control valve is arranged on the first air supply pipe;
the air outlet of the air pump is connected with the air inlet of the air tank through an air adding pipe, the air outlet of the air tank is connected with the air inlet end of the air tap through a second air supply pipe, and a second manual control valve is arranged on the second air supply pipe;
the air pump is used for supplying air to the air faucet under the first air supply pressure, and the air tank is used for supplying air to the air faucet under the second air supply pressure.
By adopting the design, the air supply and control are convenient.
The second purpose of the invention is to provide a method for separating stacked plates. The technical scheme is as follows:
the method for separating the stacked plates is based on the stacked plate separating device, and is characterized by comprising the following steps of:
step one, a sheet stack formed by stacking a plurality of sheets is placed on the sheet lifting platform, and the heights of the magnet seat lifting support and the sheet lifting platform are adjusted, so that the sheets on the upper part of the sheet stack are positioned between the magnet pairs;
adjusting the height and angle of the air nozzle to enable the blowing direction of the air nozzle to face to the position between the two uppermost-layer plates;
under the action of the magnetic power assisting module, magnetic repulsive force is formed between the plates;
step two, starting the air pump, opening the first manual control valve, and blowing air to the plate stack by the air nozzle at a first pressure so as to enable oil sludge between the plates to form small bubbles;
step three, the plate material gripping device grasps the plate material on the uppermost layer, the first manual control valve is closed, the second manual control valve is opened, so that the air tank supplies air to the air nozzle, the air nozzle blows air to the plate material stack at second pressure, so that small bubbles formed in the step two burst, and then the plate material gripping device moves out of the plate material on the uppermost layer.
By adopting the method, under the action of the magnetic field, magnetic repulsion force is generated among the plates, simultaneously, under the action of the air flow, a large amount of air bubbles are generated among the plates to reduce the adhesion of the plates, the plates are promoted to be separated under the combined action of the air flow and the air flow, and the plates are rapidly separated under the grabbing of the plate grabbing device.
Compared with the prior art, the invention has the beneficial effects that: the magnetic field exists in the plate stacking area, the plates are stacked in the magnetic field and magnetized, so that magnetic repulsive force exists between two adjacent plates, the plates are easy to separate under the action of air flow blown by an air nozzle, the influence of oil sludge adhesion on the surfaces of the plates is avoided, and the plates are easier to separate compared with the existing equipment; in addition, the stacking device can adapt to stacking of plate materials in various shapes and is suitable for separating plate materials with different thicknesses.
Drawings
FIG. 1 is a schematic structural view of a stacked sheet separation apparatus of the present invention;
figure 2 is a schematic view of a stack of sheet material placed on a sheet lifting platform;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic structural diagram of a magnet holder;
fig. 5 is a schematic diagram of the air path distribution of the air blowing module.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
As shown in fig. 1 to 3, a stacked sheet separation apparatus includes a sheet stacking area 500 for stacking sheets, and the sheet stacking area 500 is configured with an air blowing module 200 and a magnetic force assisting module. The air blowing module 200 comprises an air nozzle 201, the air nozzle 201 is connected with an air supply module, and the air blowing direction of the air nozzle 201 faces the plate stacking area 500 and deviates upwards. The magnetic power assisting module comprises a magnet pair 100, the magnet pair 100 comprises two magnet seats 110, the two magnet seats 110 are horizontally arranged on two sides of the plate stacking area 500 in an opposite mode, and the unlike magnetic poles of the two magnet seats 110 are horizontally opposite.
As shown in fig. 3, the magnetic assistance module includes at least two sets of magnet pairs 100, the magnet pairs 100 are arranged along the sheet stacking area 500, the magnetic poles of the magnet bases 110 located on the same side of the sheet stacking area 500 facing the sheet stacking area 500 are like magnetic poles, that is, the magnetic poles of the magnet bases 110 located on one side of the sheet stacking area 500 facing the sheet stacking area 500 are both N poles, and the magnetic poles of the magnet bases 110 located on the other side of the sheet stacking area 500 facing the sheet stacking area 500 are both S poles.
The magnet holder 110 is connected with a magnet holder lifting bracket 101 for adjusting the height of the magnet holder 110. As shown in fig. 4, the magnet holder 110 includes a housing 111, at least two magnets 112 are disposed in the housing 111, all the magnets 112 are stacked from bottom to top, and a partition plate 113 is interposed between two vertically adjacent magnets 112. In the embodiment, permanent magnet blocks are used, the same-name magnetic poles of all the permanent magnet blocks face the same direction, and two adjacent permanent magnet blocks are separated by a wood board. It is known to those skilled in the art that it is also possible to use electromagnets instead of permanent magnet blocks.
A plate lifting platform 300 is arranged on the ground below the plate stacking area 500 and used for adjusting the height of the plate stack. Above the sheet stacking area 500, a sheet gripping device 400 is disposed, which includes a robot arm 410 and at least two sets of vacuum suction cups 420 connected to the front end of the robot arm 410.
As shown in fig. 3, the air blowing module 200 includes at least two air nozzles 201, and all the air nozzles 201 are arranged in a horizontal direction along the direction of the sheet stacking area 500. Specifically, each magnet holder 110 is provided with an air nozzle 201, and the air nozzle 201 is arranged on the housing 111 of the magnet holder 110 in a lifting manner. The side wall of the shell 111 is provided with a necking sliding groove with a T-shaped section, the necking sliding groove is vertically arranged, a T-shaped sliding block is arranged in the necking sliding groove, the T-shaped sliding block is connected with a screw rod, and the screw rod extends out of the necking sliding groove and then is connected with an air nozzle 201. The screw is provided with a locking nut, the air faucet 201 is moved up and down to a proper position, and the locking nut is screwed to be tightly attached to the notch of the necking sliding groove, so that the positioning of the air faucet 201 is realized.
All the air nozzles 201 are connected with the same air supply module. The air supply module comprises a first air supply device and a second air supply device, and air outlets of the first air supply device and the second air supply device are connected with an air inlet end of the air tap 201. First air feeder is right with first air feed pressure air cock 201 air feed, second air feeder is right with second air feed pressure air cock 201 air feed, first air feed pressure is greater than second air feed pressure.
In one embodiment, as shown in fig. 5, the first air supply device comprises an air pump 202, the second air supply device is an air tank 204, and the air tank 204 is connected with a deflation valve and an air pressure gauge. The air outlet of the air pump 202 is connected with the air inlet end of the air tap 201 through a first air supply pipe, and a first manual valve 203 is arranged on the first air supply pipe. The gas outlet of air pump 202 pass through the gas-filling pipe with the air inlet of gas pitcher 204 is connected, the gas outlet of gas pitcher 204 pass through the second air supply pipe with the inlet end of air cock 201 is connected, be equipped with the manual-control valve of second 205 and check valve 206 on the second air supply pipe, this check valve 206 is located between the manual-control valve of air cock 201 and second 205 to prevent that air pump 202 accesss to the gas of air cock 201 and flows to gas pitcher 204 through the second air supply pipe. The air pump 202 supplies air to the air tap 201 at a first air supply pressure, and the air tank 204 supplies air to the air tap 201 at a second air supply pressure.
A stacked plate separation method based on the stacked plate separation device comprises the following steps:
step one, a sheet stack 600 formed by stacking a plurality of sheets 601 is placed on the sheet lifting platform 300, and the heights of the magnet seat lifting support 101 and the sheet lifting platform 300 are adjusted, so that the sheet 601 on the upper part of the sheet stack 600 is positioned between the magnet pairs 100. And the height and the angle of the air nozzle 201 are adjusted to enable the blowing direction to face between the two uppermost plates 601. Under the action of the magnetic power assisting module, a magnetic repulsive force is formed between the plates 601.
And step two, starting the air pump 202, opening the first manual control valve 203, and blowing air into the plate stack 600 by the air nozzle 201 at a first pressure so as to enable the oil sludge between the plates 601 to form small air bubbles.
Step three, the vacuum chuck 420 of the sheet material gripping device 400 sucks the uppermost sheet material 601, simultaneously closes the first manual control valve 203, and opens the second manual control valve 205, so that the gas tank 204 supplies gas to the gas nozzle 201, the gas nozzle 201 blows gas to the sheet material stack 600 at a second pressure, so that the small bubbles formed in the step two burst, and then the sheet material gripping device 400 moves out of the uppermost sheet material 601.
Wherein the ratio of the first pressure to the second pressure is 2:1, the maximum value of the first pressure is 12kg/cm2, and the sheets are sufficiently separated from each other under the airflow of the first pressure.
Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (9)
1. A stacked sheet separation device comprises a blowing module (200), wherein the blowing module (200) comprises an air nozzle (201), and is characterized in that: the magnetic power-assisted module comprises a magnet pair (100), the magnet pair (100) comprises two magnet seats (110) which are horizontally arranged oppositely, the two magnet seats (110) are horizontally arranged at intervals, the unlike magnetic poles of the two magnet seats (110) are horizontally opposite, and a plate stacking area (500) is arranged between the two magnet seats;
the blowing direction of air cock (201) is towards sheet material stack district (500) and upwards squint, air cock (201) are connected with the air feed module.
2. A stacking slab separation device, according to claim 1, characterized in that: the magnetic power assisting module comprises at least two groups of magnet pairs (100), the magnet pairs (100) are distributed along the plate stacking area (500), and the magnetic poles of the magnet seats (110) which are positioned on the same side of the plate stacking area (500) and face the plate stacking area (500) are like magnetic poles.
3. A stacking slab separation device, according to claim 1, characterized in that: the magnet seat (110) comprises at least two magnets (112), all the magnets (112) are stacked from bottom to top, and a partition plate (113) is clamped between every two vertically adjacent magnets (112);
the magnet holder (110) further comprises a housing (111), the housing (111) enclosing all the magnets (112) and a separation plate (113).
4. A stacking slab separation device, according to claim 1, characterized in that: the blowing module (200) comprises at least two air nozzles (201), and all the air nozzles (201) are arranged in the horizontal direction along the trend of the plate stacking area (500).
5. A stacking slab separation device, according to claim 4, characterized in that: and a plate material grabbing device (400) is arranged above the plate material stacking area (500), the plate material grabbing device (400) comprises a mechanical arm (410), and the front end of the mechanical arm (410) is connected with at least two groups of vacuum suction cups (420).
6. A stacking slab separation device, according to claim 5, characterised in that: the magnet seat (110) is connected with a magnet seat lifting support (101) and used for adjusting the height of the magnet seat (110);
a plate lifting platform (300) is arranged below the plate stacking area (500);
the air tap (201) is arranged on the magnet seat (110) in a lifting manner.
7. A stacking slab separation device, according to claim 6, characterised in that: the air supply module comprises a first air supply device and a second air supply device, and air outlets of the first air supply device and the second air supply device are connected with an air inlet end of the air tap (201);
first air feeder is right with first air feed pressure air cock (201), the second air feeder is right with second air feed pressure air cock (201) air feed, first air feed pressure is greater than second air feed pressure.
8. A stacking slab separation device, according to claim 7, characterized in that: the first air supply device comprises an air pump (202), and the second air supply device is an air tank (204);
an air outlet of the air pump (202) is connected with an air inlet end of the air faucet (201) through a first air supply pipe, and a first manual control valve (203) is arranged on the first air supply pipe;
an air outlet of the air pump (202) is connected with an air inlet of the air tank (204) through an air filling pipe, an air outlet of the air tank (204) is connected with an air inlet end of the air tap (201) through a second air supply pipe, and a second manual control valve (205) is arranged on the second air supply pipe;
the air pump (202) is right with first air feed pressure air cock (201), gas pitcher (204) is right with second air feed pressure air cock (201) air feed.
9. A method for separating stacked sheets, based on the apparatus of claim 8, characterized by comprising the steps of:
step one, a sheet material stack (600) formed by stacking a plurality of sheet materials (601) is placed on the sheet material lifting platform (300), and the heights of the magnet seat lifting support (101) and the sheet material lifting platform (300) are adjusted, so that the sheet materials (601) on the upper portion of the sheet material stack (600) are located between the magnet pairs (100);
the height and the angle of the air nozzle (201) are adjusted to enable the blowing direction of the air nozzle to face to the position between the two plates (601) on the uppermost layer;
under the action of the magnetic power assisting module, magnetic repulsive force is formed between the plates (601);
secondly, starting the air pump (202), opening the first manual valve (203), and blowing air into the plate stack (600) through the air nozzle (201) at a first pressure so as to enable oil sludge between the plates (601) to form small air bubbles;
step three, the uppermost layer is grabbed by the plate material grabbing device (400), the plate material (601) is closed at the same time, the first manual control valve (203) is opened, the second manual control valve (205) is opened, so that the gas tank (204) supplies gas to the gas nozzle (201), the gas nozzle (201) blows gas to the plate material stack (600) under the second pressure, so that small bubbles formed in the step two burst, and then the plate material grabbing device (400) moves out of the plate material (601) on the uppermost layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110493811.XA CN113044586A (en) | 2021-05-07 | 2021-05-07 | Stacked plate separating device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110493811.XA CN113044586A (en) | 2021-05-07 | 2021-05-07 | Stacked plate separating device and method |
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| Publication Number | Publication Date |
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| CN113044586A true CN113044586A (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110493811.XA Pending CN113044586A (en) | 2021-05-07 | 2021-05-07 | Stacked plate separating device and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113651123A (en) * | 2021-08-09 | 2021-11-16 | 张家港市超声电气有限公司 | Slicing device for silicon wafer |
| CN114476697A (en) * | 2022-01-28 | 2022-05-13 | 上海美诺福科技有限公司 | Plate sample separating device |
| WO2023217636A1 (en) * | 2022-05-10 | 2023-11-16 | Fagor Arrasate, S.Coop. | Production line for processing flat format parts to shape final parts |
-
2021
- 2021-05-07 CN CN202110493811.XA patent/CN113044586A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113651123A (en) * | 2021-08-09 | 2021-11-16 | 张家港市超声电气有限公司 | Slicing device for silicon wafer |
| CN114476697A (en) * | 2022-01-28 | 2022-05-13 | 上海美诺福科技有限公司 | Plate sample separating device |
| CN114476697B (en) * | 2022-01-28 | 2023-10-27 | 上海美诺福科技有限公司 | Sheet sample separating device |
| WO2023217636A1 (en) * | 2022-05-10 | 2023-11-16 | Fagor Arrasate, S.Coop. | Production line for processing flat format parts to shape final parts |
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