CN112453768A - Electromagnetic induction heating device for preheating welding workpiece - Google Patents
Electromagnetic induction heating device for preheating welding workpiece Download PDFInfo
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- CN112453768A CN112453768A CN202011222886.6A CN202011222886A CN112453768A CN 112453768 A CN112453768 A CN 112453768A CN 202011222886 A CN202011222886 A CN 202011222886A CN 112453768 A CN112453768 A CN 112453768A
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- preheating
- induction heating
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 143
- 230000005674 electromagnetic induction Effects 0.000 title claims abstract description 27
- 238000003466 welding Methods 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 39
- 238000003860 storage Methods 0.000 claims description 30
- 238000004321 preservation Methods 0.000 claims description 16
- 229920001971 elastomer Polymers 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 claims description 6
- 239000006261 foam material Substances 0.000 claims description 5
- 229920002635 polyurethane Polymers 0.000 claims description 5
- 239000004814 polyurethane Substances 0.000 claims description 5
- 210000000078 claw Anatomy 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims 6
- 239000002344 surface layer Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- 238000009413 insulation Methods 0.000 description 5
- 239000011324 bead Substances 0.000 description 4
- 230000006698 induction Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- CBVWMGCJNPPAAR-HJWRWDBZSA-N (nz)-n-(5-methylheptan-3-ylidene)hydroxylamine Chemical compound CCC(C)C\C(CC)=N/O CBVWMGCJNPPAAR-HJWRWDBZSA-N 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/36—Coil arrangements
- H05B6/40—Establishing desired heat distribution, e.g. to heat particular parts of workpieces
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/36—Coil arrangements
- H05B6/44—Coil arrangements having more than one coil or coil segment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Induction Heating (AREA)
Abstract
The invention discloses an electromagnetic induction heating device for preheating a welding workpiece, and belongs to the technical field of electromagnetic heating equipment. The device mainly comprises an L-shaped heating frame body, an electromagnetic induction heating element, a material grabbing manipulator, an intelligent controller, a workpiece containing box body and a power supply; the plurality of mounting frames can meet the requirement of batch heating of a plurality of rod-shaped workpieces, the working efficiency is high, and meanwhile, the use requirements of rod-shaped workpieces with different sizes are met by arranging the heating cylinders with different numbers on each mounting frame; grab the material manipulator through the setting, carry out the centre gripping and place in the work piece containing box and keep warm and preserve the work piece that the heating was accomplished, the work piece of avoiding preheating the back is more not in time to be handled, makes its surface temperature drop suddenly, influences work piece each item performance, simultaneously, through the height of adjusting each hydraulic stem two to adjust the slope degree of each slope buffer board, thereby satisfy the save demand of not unidimensional work piece.
Description
Technical Field
The invention belongs to the technical field of electromagnetic heating equipment, and particularly relates to an electromagnetic induction heating device for preheating a welding workpiece.
Background
The preheating of the welding workpiece is to heat the workpiece to be welded to a temperature higher than the environment before and during welding, so that the workpiece is heated unevenly to prevent rapid temperature rise of the welding workpiece, reduce the temperature difference between a welding area and a surrounding area, reduce stress generated during welding and reduce welding defects, and the workpiece needs to be preheated to a specified temperature before heat treatment.
The electric induction heating method is characterized in that the electric induction method is used for generating current inside a heated material, the heating purpose is achieved by means of the energy of eddy currents, when a welding piece is heated, the electromagnetic induction heating method is adopted, the heating speed is high, and the temperature rising speed in the heating process is high; the non-contact heating mode is convenient and safe to operate, and the surface oxidation degree of the heated object is small; the heating efficiency is high, the resource waste is less, and the energy is saved; the temperature can be controlled by setting the heating time so that the temperature can be controlled to one point; small occupied area, no gas harmful to human body and polluting environment in working environment and less noise pollution.
The existing electromagnetic induction heating device for heating the rod-shaped welding workpiece has the following defects:
1) the rod-shaped welding workpiece can not be heated in batch, the heating efficiency is low, the heating is not uniform, and the local temperature difference exists;
2) the rod-shaped workpieces after being heated can not be automatically collected and temporarily stored, and more workpieces after being preheated are not treated in time, so that the surface temperature of the workpieces is suddenly reduced, and various properties of the workpieces are influenced.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides the electromagnetic induction heating device for preheating the welding workpieces, which can heat in batch, has high working efficiency and can meet the requirements of workpieces with different sizes.
The technical scheme of the invention is as follows: an electromagnetic induction heating device for preheating a welding workpiece mainly comprises an L-shaped heating frame body, an electromagnetic induction heating element, a grabbing manipulator, an intelligent controller and a power supply, wherein the electromagnetic induction heating element is arranged on the L-shaped heating frame body and used for preheating the workpiece;
the upper end of the L-shaped heating frame body is hinged with a heat preservation cover;
the electromagnetic induction heating element comprises a plurality of mounting frames uniformly distributed from top to bottom along the vertical section of the L-shaped heating frame body, a plurality of heating cylinders arranged along the horizontal direction of the mounting frames, electromagnetic heating coils wound on the inner walls of the heating cylinders, rotating gears which correspond to the heating cylinders one by one and are sleeved at one ends of the heating cylinders, a driving motor of a chain connected with the outside of the rotating gear at an output shaft, and temperature sensors for monitoring heating temperature, wherein the number of the heating cylinders on the plurality of mounting frames distributed from top to bottom is sequentially reduced;
the material grabbing manipulator is provided with a plurality of material grabbing manipulators, the material grabbing manipulators and the mounting racks are arranged at intervals, each material grabbing manipulator comprises a rotating base and a driving base, the rotating base is arranged on the side wall of the vertical section of the L-shaped heating support body and is located at the upper end of the mounting rack, the stepping motor is used for rotating the base, the mechanical arm is vertically arranged on the rotating base, the material grabbing plate is arranged at one end of the mechanical arm and the bottom end of the mechanical arm, a plurality of two-claw grabs are evenly arranged along the horizontal direction, and the two-claw grabs are located at the upper position between two.
Further, the heat preservation lid inner wall subsides are equipped with heat preservation one, the material of heat preservation one is the rigid foam material of polyurethane, and the heat preservation lid can automatic opening and close, through the setting of heat preservation one, can reduce thermal loss, and it is effectual to keep warm to can not make heat preservation lid outer wall high temperature, avoided scalding staff's risk, factor of safety is high, through the automatic opening and closing of heat preservation lid, reduces staff's work load.
Further, L type heating support body bottom is equipped with removes the wheel, just remove wheel department and be equipped with brake element, be equipped with the pushing hands on the L type heating support body, the pushing hands is equipped with the rubber circle outward, and it is convenient to remove heating device through the pushing hands promotion removal wheel, has anti-skidding effect through the rubber circle, can avoid staff's hand slippage.
Further, grab flitch bottom and evenly be equipped with a plurality of work piece limiting plates along the horizontal direction, work piece limiting plate upper end is equipped with and grabs the hydraulic stem one that the flitch is connected, and the work piece limiting plate is the downward arc of opening, is equipped with distance measuring sensor on the work piece limiting plate, distance measuring sensor is high temperature resistant laser distance measuring sensor, and its type is MSE-LT150, through a drive work piece limiting plate downstream of hydraulic stem to keep certain distance with the work piece, can avoid the work piece skew heating track, can prevent again that the work piece from rotating to heat when rubbing with the work piece limiting plate, influence heating device normal operating, safe and reliable.
Further, a plurality of mounting holes are uniformly formed in the outer wall of the heating cylinder along the circumferential direction, rolling beads are arranged in each mounting hole, friction resistance between the heating cylinder and a workpiece to be heated is reduced through the arrangement of the rolling beads, uniformity of workpiece heating is increased, and production requirements are met.
Further, the heating rack comprises a workpiece storage box body arranged on an L-shaped heating rack body, wherein a scissor lifting frame is arranged at the bottom end of the workpiece storage box body, an inlet is formed in the upper end of the workpiece storage box body, a plurality of inclined buffer plates are sequentially and uniformly arranged in the workpiece storage box body in a crossed manner from top to bottom, a hydraulic rod II connected with the workpiece storage box body is arranged at the bottom end of each inclined buffer plate, an outlet is formed in one side of the bottom end of the workpiece storage box body, an inclined outer plate is arranged at the outlet, a heat preservation layer II is arranged on the inner wall of the workpiece storage box body and is made of polyurethane hard foam material, the preheated workpiece is sequentially placed into the lower end of the workpiece storage box body from the upper end of the workpiece storage box body through each inclined buffer plate for heat preservation, more preheated workpieces are prevented from being not treated in time, the, through the height of adjusting each hydraulic stem two to adjust the slope degree of each slope buffer board, thereby satisfy the save demand of not unidimensional work piece.
Further, each slope buffer board top layer glues and is equipped with the buffer layer, the material of buffer layer is elastic rubber material, through the setting of the buffer layer of elastic rubber material, avoids the work piece at the in-process that falls to the slope buffer board, collides with the slope buffer board and causes the damage to the work piece surface, and the reliability is high.
Furthermore, every L type heating support body one side is kept away from to the mounting bracket bottom articulates there is folding supporting leg, just folding supporting leg bottom is equipped with the rubber sleeve, and folding supporting leg position department corresponding on its upper end on the mounting bracket is equipped with the spout with folding supporting leg bottom looks adaptation, and the spout that the folding supporting leg of lower extreme corresponds locates L type heating support body upper end, through the weight of the work piece that receives on setting up folding supporting leg resolvable mounting bracket, extension fixture life, when folding supporting leg uses, can with the mutual joint of spout, increase the stability that folding supporting leg supported.
When the electromagnetic induction heating device is used for heating the rod-shaped workpiece, the specific process is as follows:
(1) the device is moved to a position needing to work by pushing the moving wheel through the push handle, the heat insulation cover is controlled to be opened through the intelligent controller, then the folding supporting legs at the bottom ends of the mounting frames are opened, and the bottom ends of the folding supporting legs are abutted to the sliding grooves;
(2) roughly classifying the rod-shaped workpieces according to the sequence of sizes from large to small, placing the rod-shaped workpieces with larger sizes between two adjacent heating cylinders on the mounting frame at the lower end, and placing the rod-shaped workpieces with smaller sizes between two adjacent heating cylinders on the mounting frame at the upper end;
(3) the intelligent controller controls the stepping motor to start, the stepping motor drives the rotating base to rotate, when each workpiece limiting plate at the bottom end of the material grabbing plate is located at the right upper end of each rod-shaped workpiece, the intelligent controller controls the first hydraulic rod to extend, the distance between each workpiece limiting plate and each rod-shaped workpiece is monitored through the distance measuring sensor, when the distance is 3-4cm, the intelligent controller controls the first hydraulic rod to close, the intelligent controller controls the electromagnetic heating coil to be electrified to heat the workpiece at the upper end of the heating cylinder, meanwhile, the intelligent controller controls the driving motor to start, the driving motor drives each rotating gear to rotate through the chain, and at the moment, the rod-shaped workpieces can also rotate to heat the rod-shaped workpieces;
(4) in the heating process, the heating temperature is detected through a temperature sensor, when the temperature meets the requirement, heating is stopped, the stepping motor is controlled to be started through an intelligent controller, the stepping motor drives the rotating base to rotate, when a plurality of two-claw grippers at the bottom end of the material grabbing plate are positioned at the right upper end of the corresponding workpiece, the corresponding workpiece is grabbed by the two-claw grippers, the height of the scissor lifting frame is controlled through controlling the movement of the mechanical arm, meanwhile, the workpieces with different heights are sequentially placed into the workpiece accommodating box through corresponding inlets, at the moment, the height of each hydraulic rod II is adjusted through the intelligent controller, so that the inclination degree of each inclined buffer plate is adjusted, and the storage requirements of the workpieces with different sizes are met;
(5) the work piece is preserved and is preserved in the work piece containing box, when needs take out, can take out through the export.
The invention has the beneficial effects that: the invention provides an electromagnetic induction heating device for preheating a welding workpiece, which has the following advantages:
(1) according to the invention, the plurality of mounting frames are arranged, the workpiece is placed between the two adjacent heating cylinders on the same mounting frame, the batch heating of a plurality of rod-shaped workpieces can be met, the working efficiency is high, and meanwhile, the distance between the two adjacent heating cylinders is different by arranging the heating cylinders with different numbers on each mounting frame, so that the use requirements of the rod-shaped workpieces with different sizes are met.
(2) According to the invention, the material grabbing manipulator is arranged to clamp the heated workpiece and place the workpiece in the workpiece containing box for heat preservation and storage, so that the situation that more preheated workpieces are not processed in time is avoided, the surface temperature of the preheated workpieces suddenly drops, and various performances of the workpieces are influenced, meanwhile, the inclination degree of each inclined buffer plate is adjusted by adjusting the height of each hydraulic rod II, so that the storage requirements of workpieces with different sizes are met, meanwhile, the material grabbing manipulator is provided with a plurality of two-claw grippers at the bottom end to grab a plurality of workpieces simultaneously, the working efficiency is high, and the workload of workers is reduced.
(3) The workpiece limiting plate keeps a certain distance from the workpiece, so that the workpiece can be prevented from deviating from the heating track, the workpiece can be prevented from rubbing the workpiece limiting plate when rotating and heating, the normal operation of the heating device is influenced, and the heating device is safe and reliable.
(4) The folding support leg can be used for disassembling the weight of a workpiece borne on the mounting frame, the service life of the device is prolonged, and the folding support leg can be clamped with the sliding groove when in use, so that the support stability of the folding support leg is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the invention at A in FIG. 1;
FIG. 3 is an enlarged view of the present invention at B of FIG. 1;
FIG. 4 is an enlarged view of the present invention at C of FIG. 1;
FIG. 5 is a view of the installation of the heating cylinder on the L-shaped heating frame body according to the present invention;
FIG. 6 is a perspective view of a material grasping plate of the present invention;
FIG. 7 is a schematic view of the internal structure of the workpiece storage box according to the present invention;
fig. 8 is an electrical connection diagram of the present invention.
Wherein, 1-L type heating frame body, 10-heat preservation cover, 100-heat preservation layer I, 12-moving wheel, 13-pushing hand, 130-rubber ring, 2-electromagnetic induction heating element, 20-mounting rack, 21-heating cylinder, 210-mounting hole, 211-rolling ball, 22-electromagnetic heating coil, 23-rotating gear, 24-driving motor, 240-chain, 25-temperature sensor, 26-folding supporting leg, 260-rubber sleeve, 27-chute, 3-material grabbing mechanical arm, 30-rotating base, 31-stepping motor, 32-mechanical arm, 33-material grabbing plate, 330-two-claw mechanical arm, 331-workpiece limiting plate, 3310-hydraulic rod I, 3311-ranging sensor, 4-intelligent controller, 5-workpiece storage box body, 50-scissor lifting frame, 51-inlet, 52-inclined buffer plate, 520-buffer layer, 53-hydraulic rod II, 54-outlet, 540-inclined outer plate and 55-heat insulation layer II.
Detailed Description
Example (b): as shown in fig. 1, an electromagnetic induction heating device for preheating a welding workpiece mainly includes an L-shaped heating frame 1, an electromagnetic induction heating element 2 which is arranged on the L-shaped heating frame 1 and used for preheating the workpiece, a material grabbing manipulator 3 which is arranged on the L-shaped heating frame 1 and used for grabbing the workpiece, an intelligent controller 4, a workpiece storage box 5, and a power supply which is electrically connected with each electrical element, wherein the intelligent controller 4 is DATA-7311;
the upper end of the L-shaped heating frame body 1 is hinged with a heat-insulating cover 10, a heat-insulating layer I100 is attached to the inner wall of the heat-insulating cover 10, the heat-insulating layer I100 is made of a rigid polyurethane foam material, the heat-insulating cover 10 can be automatically opened and closed, heat loss can be reduced through the arrangement of the heat-insulating layer I100, the heat-insulating effect is good, the outer wall of the heat-insulating cover 10 cannot be overhigh in temperature, the risk of scalding workers is avoided, the safety coefficient is high, the workload of the workers is reduced through the automatic opening and closing of the heat-insulating cover 10, a moving wheel 12 is arranged at the bottom end of the L-shaped heating frame body 1, a brake element is arranged at the position of the moving wheel 12, a pushing handle 13 is arranged on the L-shaped heating frame body 1, a rubber ring 130 is arranged outside the pushing handle 13, the heating device can;
as shown in fig. 2, the electromagnetic induction heating element 2 includes three mounting frames 20 uniformly distributed from top to bottom along the vertical section of the L-shaped heating frame 1, heating cylinders 21 of different numbers arranged along the horizontal direction of each mounting frame 20, electromagnetic heating coils 22 wound on the inner walls of the heating cylinders 21, rotating gears 23 corresponding to the heating cylinders 21 one by one and sleeved at one ends of the heating cylinders 21, driving motors 24 having output shafts connected with chains 240 connected to the outsides of the rotating gears 23, and temperature sensors 25 for monitoring heating temperatures, wherein the number of the heating cylinders 21 on the three mounting frames 20 distributed from top to bottom is sequentially reduced, wherein six heating cylinders 21 are provided on the mounting frame 20 at the bottommost layer, eight heating cylinders 21 are provided on the mounting frame 20 at the middle layer, ten heating cylinders 21 are provided on the mounting frame 20 at the uppermost layer, and the number of each mounting frame 20 can be changed according to actual needs, as shown in figure 5, the outer wall of the heating cylinder 21 is uniformly provided with 15 mounting holes 210 along the circumferential direction, each mounting hole 210 is internally provided with a rolling bead 211, the friction resistance between the heating cylinder 21 and a workpiece to be heated is reduced through the arrangement of the rolling beads 211, the heating uniformity of the workpiece is increased, and the production requirement is met, as shown in figure 4, one side of the bottom end of each mounting rack 20, which is far away from the L-shaped heating rack body 1, is hinged with a folding supporting leg 26, the bottom end of the folding supporting leg 26 is provided with a rubber sleeve 260, the position, corresponding to the upper end of the folding supporting leg 26, on the mounting rack 20 is provided with a sliding groove 27 matched with the bottom end of the folding supporting leg 26, the sliding groove 26 corresponding to the folding supporting leg 26 at the lowest end is arranged at the upper end of the L-shaped heating rack body 1, the weight of the, the support device can be clamped with the sliding groove 27 to increase the support stability of the folding support leg 26, wherein the model of the driving motor 24 is DZ65M01-1WRV, and the model of the temperature sensor 25 is GMD 50;
as shown in fig. 3 and 6, there are three material grabbing manipulators 3, the three material grabbing manipulators 3 are arranged at intervals with three mounting frames 20, each material grabbing manipulator 3 comprises a rotating base 30 arranged on the side wall of the vertical section of the L-shaped heating frame body 1 and positioned at the upper end of the mounting frame 20, a stepping motor 31 for driving the rotating base 30 to rotate, a mechanical arm 32 vertically arranged on the rotating base 30, a material grabbing plate 33 arranged at one end of each mechanical arm 32 and provided with two claw grips 330 at different numbers at the bottom end along the horizontal direction, the two claw grips 330 are positioned at the upper position between two adjacent heating cylinders 21 on the same mounting frame 20, the bottom ends of the different material grabbing plates 33 are provided with workpiece limiting plates 331 at different numbers along the horizontal direction, the upper ends of the workpiece limiting plates 331 are provided with a first hydraulic rod 3310 connected with the material grabbing plates 33, the workpiece limiting plates 331 are arc-shaped plates with downward openings, the distance measuring sensor 3311 is a high-temperature-resistant laser distance measuring sensor, the workpiece limiting plate 331 is driven to move downwards by the first hydraulic rod 3310, and a certain distance is kept between the first hydraulic rod 3310 and the workpiece, so that the workpiece can be prevented from deviating from a heating track, and the workpiece can be prevented from rubbing the workpiece limiting plate 331 when being heated in a rotating manner, so that the normal operation of the heating device is influenced, the safety and the reliability are realized, wherein the type of the stepping motor 31 is MP35EA, the type of the first hydraulic rod 3310 is commercially available, and the type of the distance measuring sensor 331;
as shown in FIG. 7, a scissor lift frame 50 is arranged at the bottom end of a workpiece storage box 5, an inlet 51 is arranged at the upper end of the workpiece storage box 5, six inclined buffer plates 52 are uniformly arranged in the workpiece storage box 5 in a crossed manner from top to bottom in sequence, a hydraulic rod two 53 connected with the workpiece storage box 5 is arranged at the bottom end of each inclined buffer plate 52, an outlet 54 is arranged at one side of the bottom end of the workpiece storage box 5, an inclined outer plate 540 is arranged at the outlet 54, a heat insulation layer two 55 is arranged on the inner wall of the workpiece storage box 5, the heat insulation layer two 55 is made of polyurethane hard foam material, the preheated workpiece is sequentially placed into the lower end of the workpiece storage box 5 from the upper end through each inclined buffer plate 52 for heat insulation and preservation, the situation that more preheated workpieces are not treated is avoided, the surface temperature of the preheated workpieces is suddenly reduced, various performances of the workpieces are affected, and, thereby adjust the inclination of each slope buffer board 52 to satisfy the save demand of unidimensional work piece, wherein, hydraulic stem two 52 is for selling on the market, each slope buffer board 52 top layer glues and is equipped with buffer layer 520, and the material of buffer layer 520 is elastic rubber material, through the setting of buffer layer 520 of elastic rubber material, avoids the work piece at the in-process that falls to slope buffer board 52, collides with slope buffer board 52 and causes the damage to the work piece surface, and the reliability is high.
When the electromagnetic induction heating device is used for heating the rod-shaped workpiece, the specific process is as follows:
(1) the moving wheel 12 is pushed by the push handle 13, the device is moved to a position needing to work, the heat preservation cover 10 is controlled to be opened by the intelligent controller 4, then the folding support legs 26 at the bottom ends of the mounting frames 20 are opened, and the bottom ends of the folding support legs 26 are abutted to the sliding grooves 27;
(2) roughly classifying the rod-shaped workpieces according to the size sequence from large to small, placing the rod-shaped workpieces with larger sizes between two adjacent heating cylinders 21 on the mounting frame 20 at the lower end, and placing the rod-shaped workpieces with smaller sizes between two adjacent heating cylinders 21 on the mounting frame 20 at the upper end;
(3) the intelligent controller 4 controls the stepping motor 31 to start, the stepping motor 31 drives the rotating base 30 to rotate, when each workpiece limiting plate 331 at the bottom end of the material grabbing plate 33 is positioned at the right upper end of each rod-shaped workpiece, the intelligent controller 4 controls the first hydraulic rod 3310 to extend, the distance between the workpiece limiting plate 331 and the rod-shaped workpiece is monitored through the distance measuring sensor 3311, when the distance is 3-4cm, the intelligent controller 4 controls the first hydraulic rod 3310 to close, the intelligent controller 4 controls the electromagnetic heating coil 22 to be electrified to heat the workpiece at the upper end of the heating cylinder 21, meanwhile, the intelligent controller 4 controls the driving motor 24 to start, the driving motor 24 drives each rotating gear 23 to rotate through the chain 240, and at the moment, the rod-shaped workpiece can also rotate along with the rotation to heat the rod-shaped workpiece;
(4) in the heating process, the heating temperature is detected through the temperature sensor 25, when the temperature meets the requirement, heating is stopped, the intelligent controller 4 controls the stepping motor 31 to start, the stepping motor 31 drives the rotating base 30 to rotate, when the two-claw grippers 330 at the bottom end of the gripper plate 33 are positioned right above the corresponding workpiece, the two-claw grippers 330 are used for picking up the corresponding workpiece, the height of the scissor lifting frame 50 is controlled through controlling the movement of the mechanical arm 32, workpieces with different heights are sequentially placed into the workpiece containing box body 5 through the corresponding inlets 51, at the moment, the intelligent controller 4 is used for adjusting the heights of the hydraulic rod II 53, so that the inclination degree of each inclined buffer plate 52 is adjusted, and the storage requirements of the workpieces with different sizes are met;
(5) the work is stored in the work storage box 5 and kept warm, and when it is necessary to take out the work, the work is taken out through the outlet 53.
Claims (7)
1. The electromagnetic induction heating device for preheating the welding workpiece is characterized by mainly comprising an L-shaped heating frame body (1), an electromagnetic induction heating element (2) which is arranged on the L-shaped heating frame body (1) and used for preheating the welding workpiece, a material grabbing manipulator (3) which is arranged on the L-shaped heating frame body (1) and used for grabbing the welding workpiece, an intelligent controller (4) and a power supply which is electrically connected with each electrical element;
the upper end of the L-shaped heating frame body (1) is hinged with a heat preservation cover (10);
the electromagnetic induction heating element (2) comprises a plurality of mounting frames (20) which are uniformly distributed from top to bottom along the vertical section of the L-shaped heating frame body (1), a plurality of heating cylinders (21) which are arranged along the horizontal direction of the mounting frames (20), an electromagnetic heating coil (22) wound on the inner wall of the heating cylinder (21), rotating gears (23) which correspond to the heating cylinders (21) one by one and are sleeved at one end of the heating cylinder (21), a driving motor (24) of which an output shaft is connected with a chain (240) which is connected with the outside of the rotating gears (23), and a temperature sensor (25) for monitoring the heating temperature, wherein the number of the heating cylinders (21) on the mounting frames (20) which are distributed from top to bottom is reduced in sequence;
grab material manipulator (3) and have a plurality ofly, a plurality ofly grab material manipulator (3) and a plurality of mounting bracket (20) interval setting, every grab material manipulator (3) including locate L type heating support body (1) vertical section lateral wall and be located rotation base (30), the drive of mounting bracket (20) upper end rotate base (30) pivoted step motor (31), locate perpendicularly and rotate arm (32) on base (30), locate arm (32) one end and bottom evenly are equipped with grabbing material board (33) of a plurality of two claw tongs (330) along the horizontal direction, two claw tongs (330) are located the top position department between two adjacent heating drum (21) on same mounting bracket (20).
2. The electromagnetic induction heating device for preheating the welding workpiece as claimed in claim 1, wherein a first insulating layer (100) is attached to the inner wall of the insulating cover (10), the first insulating layer (100) is made of polyurethane rigid foam material, and the insulating cover (10) can be opened and closed automatically.
3. The electromagnetic induction heating device for preheating the welding workpiece according to claim 1, wherein a moving wheel (12) is arranged at the bottom end of the L-shaped heating frame body (1), a brake element is arranged at the position of the moving wheel (12), a pushing handle (13) is arranged on the L-shaped heating frame body (1), and a rubber ring (130) is arranged outside the pushing handle (13).
4. The electromagnetic induction heating device for preheating the welding workpieces as recited in claim 1, wherein a plurality of workpiece limiting plates (331) are uniformly arranged at the bottom end of the material grabbing plate (33) along the horizontal direction, a first hydraulic rod (3310) connected with the material grabbing plate (33) is arranged at the upper end of each workpiece limiting plate (331), each workpiece limiting plate (331) is an arc-shaped plate with a downward opening, and a distance measuring sensor (3311) is arranged on each workpiece limiting plate (331).
5. The electromagnetic induction heating device for preheating the welding workpieces as recited in claim 1, wherein a plurality of mounting holes (210) are uniformly formed in the outer wall of the heating cylinder (21) along the circumferential direction, and a rolling ball (211) is arranged in each mounting hole (210).
6. An electromagnetic induction heating apparatus for preheating a welding workpiece as set forth in claim 1, it is characterized by also comprising a workpiece storage box body (5) arranged on the L-shaped heating frame body (1), a scissor lifting frame (50) is arranged at the bottom end of the workpiece storage box body (5), an inlet (51) is arranged at the upper end of the workpiece storage box body (5), a plurality of inclined buffer plates (52) are uniformly and alternately arranged in the workpiece storage box body (5) from top to bottom in sequence, a second hydraulic rod (53) connected with the workpiece storage box body (5) is arranged at the bottom end of each inclined buffer plate (52), an outlet (54) is arranged at one side of the bottom end of the workpiece storage box body (5), and an inclined outer plate (540) is arranged at the outlet (54), a second heat-insulating layer (55) is arranged on the inner wall of the workpiece accommodating box body (5), and the second heat-insulating layer (55) is made of polyurethane hard foam material.
7. The electromagnetic induction heating device for preheating the welding workpiece as claimed in claim 6, wherein a buffer layer (520) is adhered on the surface layer of each inclined buffer plate (52), and the buffer layer (520) is made of elastic rubber material.
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| CN112453768B (en) | 2022-09-02 |
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Effective date of registration: 20240821 Address after: No. 288, Guoqing East Road, Taixing Hi tech Industrial Development Zone, Taizhou, Jiangsu 225400 Patentee after: Jiangsu Youzhi New Energy Technology Co.,Ltd. Country or region after: China Address before: 404, No.1, Lane 777, Qingfeng Road, Cicheng Town, Jiangbei District, Ningbo City, Zhejiang Province, 315000 Patentee before: Ningbo Jingcheng Machinery Manufacturing Co.,Ltd. Country or region before: China |