Multi-station heating curing method and device

Abstract

The invention relates to the field of electric iron bottom plate machining, in particular to a multi-station heating curing method and device. The multi-station heating and curing device adopts a multi-station heating and curing method and comprises a rack, an electrode pressing set, a constant-temperature heating disc set and a temperature control set, the constant-temperature heating disc set is arranged on the surface of the rack, the electrode pressing set is arranged above the constant-temperature heating disc set and fixed to a cross beam, the cross beam is transversely arranged on the rack, and the temperature control set is arranged on the rack. A power supply control box is arranged on the right side of the rack, the temperature control group comprises a grouping temperature controller, a variable-frequency power supply is connected with the electrode pressing group, the constant-temperature heating disc group and the temperature control group, the electrode pressing group comprises a pressing cylinder and a station bracket, the bottom of the pressing cylinder is fixed on the cross beam, and a piston rod of the pressing cylinder penetrates through the cross beam and is fixed on the station bracket. The device has the beneficial effects that the production efficiency is greatly improved through intelligent control and simultaneous machining of multiple groups, and the working condition and record can be conveniently checked in time through intelligent control of the power supply control box and arrangement of the display screen.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of electric iron sole plate processing, in particular to a multi-station heating and curing method and device. BACKGROUND

[0002] The electric iron sole plate and the sole plate sleeve are usually bonded by a heating and curing adhesive, and after bonding, heating and curing is required. The heat curing requires appropriate temperature and heating time to achieve the bonding strength that meets the design requirements. Manual operation is generally used, and a single person performs single operation, which is low in work efficiency and affects production benefits. If there is no precise temperature control device, the quality stability is poor. SUMMARY

[0003] In order to solve the above technical problems of temperature control and low single operation efficiency, the present application provides a multi-station heating and curing method and device.

[0004] The technical scheme of the present application is as follows: The multi-station heating and curing method comprises the following steps: Step one: electrode connection; Step two: open circuit detection between electrodes, the power-on electrodes A and B are connected as OK, if it is NG, manual verification is performed; Step three: short circuit detection between electrodes, the power-on electrode A and the grounding electrode C are connected as OK, if it is NG, manual verification is performed; Step four: power-on power check, voltage * current (actual measured value) = real-time power, the real-time power is compared with the theoretical power ± 5% interval, and the interval is OK; Step four: first stage of curing, set the intermittent power-on time, control the heating curve, the first stage temperature rises to the set value a, and the set value a is below 100℃; Step five: second stage of curing, set the intermittent power-on time, control the heating curve, the second stage temperature rises to the set value b, the set value b is upward, the set value b is until the set value c, and the set value c is 200-250℃; Step six: third stage of curing, set the intermittent power-on time, control the heating curve, and keep the set value c; Step seven: complete the curing, press the reset, and complete.

[0005] Multi-station heating and curing device using a multi-station heating and curing method, comprising a rack, an electrode compression group, a constant-temperature heating disc group and a temperature control group, the surface of the rack is provided with the constant-temperature heating disc group, the electrode compression group is arranged above the constant-temperature heating disc group, the electrode compression group is fixed on a crossbeam, the crossbeam is arranged transversely on the rack, a power control box is arranged on the right side of the rack, the temperature control group comprises a group temperature controller, a variable frequency power supply is connected with the electrode compression group, the constant-temperature heating disc group and the temperature control group, the electrode compression group comprises a compression cylinder and a station support, the bottom of the compression cylinder is fixed on the crossbeam, the piston rod of the compression cylinder penetrates through the crossbeam and is fixed on the station support, a front constant strip is arranged on the bottom of the front side of the station support, insulating bakelite is arranged on the front end of the station support and the front constant strip, the insulating bakelite is vertically provided with a current-carrying electrode A, a current-carrying electrode B and a grounding electrode C, the grounding electrode C is arranged between the current-carrying electrode A and the current-carrying electrode B, the constant-temperature heating disc group comprises a heating body frame and a heating body, the heating body frame is provided with heat preservation material, the heating body is arranged in the middle of the heating body frame, the electrode compression group and the constant-temperature heating disc group form a heating and curing unit group, and the heating and curing unit group is at least two or more groups.

[0006] The outer side of the mounting block is provided with a protective plate, and the rear side of the station support is provided with a guide column.

[0007] The rear side of the bottom of the station support is provided with a rear constant strip, and the bottom of the front constant strip and the rear constant strip is provided with a compression rubber strip.

[0008] The top end of the heating body frame is provided with R-shaped molds on both sides, the heating body frame is provided with a film compression strip and a triangular mold.

[0009] The current-carrying electrode A, the current-carrying electrode B and the grounding electrode C and the heating body are connected with the temperature control group.

[0010] The top end of the heating body frame is provided with R-shaped molds on both sides, the R-shaped molds are in strip shape, and the R-shaped molds are arranged in the middle of the heating body frame.

[0011] The heating body frame is provided with a film compression strip and a triangular mold, the inner side of the triangular mold is provided with a recessed mouth into which a product head end can be inserted, and the recessed mouth is in triangular shape.

[0012] The film compression strip is fixed on the triangular mold, and the side wall of the heating body frame is provided with the film compression strip.

[0013] The use of the technical solution of the application has novel structure, ingenious and simple design, through intelligent control, mainly the control of temperature and multiple temperature raising and curing stages, at the same time, multiple groups can be processed, which greatly improves the production efficiency, and through intelligent control of the power control box, a display screen is arranged, which is convenient for timely checking the working condition and recording, reaching the adhesive strength meeting the design requirements, and the current-carrying electrode A, the current-carrying electrode B and the grounding electrode C are arranged on the insulating bakelite, ensuring safety and preventing electric shock and other accidents, and ensuring safety production. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 、 2 , 8 is the structural schematic diagram of the application; Figure 3 、 4 is the structural schematic diagram of the electrode compression group in the application; Figure 5 、 6 , 7 is the structural schematic diagram of the constant temperature heating disc group in the application; Figure 9 is the structural schematic diagram of the product contacting with the electrode compression group in the application; Figure 10 is the schematic diagram of the curing stage temperature in the application. DETAILED DESCRIPTION

[0015] The application will be further described below in combination with the drawings and examples.

[0016] Examples As shown in the multi-station heating and curing method, the method comprises the following steps: Figure 8 Step one: electrode connection; Step two: open circuit detection between electrodes, the power-on electrode A and B are connected as OK, if NG, manual verification; Step three: short circuit detection to ground, the power-on electrode A and the ground electrode C are connected as OK, if NG, manual verification; Step four: power-on power check, voltage * current (measured value) = real-time power, the real-time power is compared with the theoretical power ± 5% interval, and the interval is OK; Step four: first curing stage, set the intermittent power-on time, control the heating curve, the first stage temperature rises to the set value a, and the set value a is below 100℃; Step five: second curing stage, set the intermittent power-on time, control the heating curve, the second stage temperature rises to the set value b, the set value b is upward, the set value b is until the set value c, and the set value c is 200-250℃; Step six: third curing stage, set the intermittent power-on time, control the heating curve, and keep the set value c; Step seven: complete the curing, compression reset, and complete. As shown in the multi-station heating and curing method, the method comprises the following steps:

[0017] Step one: electrode connection; Figure 1 、 2The multi-station heating and curing device shown in claims 1, 3, 4, 5, 6, 7, 9 comprises a rack 21, an electrode pressing group, a constant temperature heating disc group and a temperature control group, the surface of the rack 21 is provided with the constant temperature heating disc group, the electrode pressing group is arranged above the constant temperature heating disc group, the electrode pressing group is fixed on the crossbeam 23, the crossbeam 23 is arranged transversely on the rack 21, the right side of the rack 21 is provided with a power control box 22, the temperature control group comprises a group temperature controller, a variable frequency power supply is connected with the electrode pressing group, the constant temperature heating disc group and the temperature control group, the electrode pressing group comprises a pressing cylinder 1 and a station support 4, the bottom of the pressing cylinder 1 is fixed on the crossbeam 23, the piston rod of the pressing cylinder 1 penetrates through the crossbeam 23 and is fixed on the station support 4, the bottom of the station support 4 is provided with a front constant strip 6, the station support 4 and the front constant strip 6 are provided with insulating bakelite 5 at the front end, the insulating bakelite 5 is vertically provided with a power electrode A 29, a power electrode B 8 and a grounding electrode C 9, the grounding electrode C 9 is arranged between the power electrode A 29 and the power electrode B 8, the constant temperature heating disc group comprises a heating body frame 13 and a heating body 12, the heating body frame 13 is provided with heat preservation material 14, the heating body frame 13 is provided with the heating body 12 in the middle, the electrode pressing group and the constant temperature heating disc group form a heating and curing unit group, and the heating and curing unit group is at least two groups or more, six groups are adopted, and the working efficiency and efficiency are greatly improved.

[0018] The outer side of the mounting block 25 is provided with a protective plate 3, and the rear side of the station support 4 is provided with a guide column 2.

[0019] The bottom rear side of the station support 4 is provided with a rear constant strip 24, and the bottom of the front constant strip 6 and the rear constant strip 24 is provided with a pressing rubber strip 7.

[0020] The top end of the heating body frame 13 is provided with R-shaped molds 16 on both sides, and the heating body frame 13 is provided with a film pressing strip 11 and a triangular mold 15.

[0021] The power electrode A 29, the power electrode B 8 and the grounding electrode C 9 and the heating body 12 are connected with the temperature control group.

[0022] The top end of the heating body frame 13 is provided with R-shaped molds 16 on both sides, and the R-shaped molds 16 are in strip shape, and the R-shaped molds 16 are arranged in the middle of the heating body frame 13.

[0023] The heating body frame 13 is provided with a film pressing strip 11 and a triangular mold 15, the inner side of the triangular mold 15 is provided with a recessed port into which a product head end can be inserted, the recessed port is in triangular shape, the triangular mold 15 is convenient to replace, the bottom plate is fixed, and contact is facilitated.

[0024] The film pressing strip 11 is fixed on the triangular mold 15, and the side wall of the heating body frame 13 is provided with the film pressing strip 11.

[0025] In use, the variable frequency power supply is arranged in the main electric box 28, 1, start the machine power, according to the product model, voltage, power, deviation ratio, etc., set or select the corresponding parameters; 2, select the required station and click preheat start (constant temperature heating body needs to be preheated to the specified temperature); 3, after preheating, put the product 10 into the specified area of the constant temperature heating body, press the corresponding start button, the compression cylinder 1 goes down to the lower limit position, the power electrode A29 and the power electrode B8 are in close contact with the product lead bar, and the grounding electrode C9 is in good contact with the product body; the work station support 4 is fixed with the piston rod of the compression cylinder 1, so the work station support 4 runs up with the cylinder piston 1, and because the guide column 2 is fixed with the work station support 4, the direction of the work station support 4 is also fixed when it runs up and down, the insulating rubber wood 5, the compression rubber strip 7 and the constant strip 6 are fixed with the work station support 4, so that the work station support 4 can ensure normal testing when it is pressed down, the power electrode B8 and the grounding electrode C9 are matched with the work station support 4 by guide sleeves and are buffered by springs, which can ensure good contact during testing and prevent the product from being damaged, the heating body 12, the heating body frame 13 and the heat preservation material 14 are fixed with each other and then fixed with the rack, the triangular spacer 15 and the R spacer 16 are fixed with the heating body frame 13 by adjustable screws, which facilitates the adjustment of position and angle and ensures accurate and reliable testing position. The curing stage temperature chart is shown in Figure 10

[0026] It should be understood that the above description is only a preferred embodiment of the present application, and is not limited to the technical solutions of the present application. Those skilled in the art can make additions, substitutions, changes or improvements to the above description within the spirit and principles of the present application, and all these additions, substitutions, changes or improvements shall belong to the protection scope of the appended claims of the present application.​

Claims

1. A multi-station heating and curing method, characterized in that: Includes the following steps: Step 1: Connect the electrodes; Step 2: Open circuit test between electrodes. If the energized electrodes A and B are conductive, it is OK. If it is NG, manual verification is required. Step 3: Check for short circuits between grounds. If the energized electrode A and the grounded electrode C are conducting, it is OK. If it is NG, verify manually. Step 4: Power-on power check. Voltage * current (measured value) = real-time power. Compare the real-time power with the theoretical power within ±5% range. If it is within the range, it is OK. Step 4: Curing the first stage, setting the intermittent power-on time, controlling the heating curve, the temperature of the first stage rises to the set value a, the set value a is below 100℃; Step 5: Curing the second stage, set the intermittent power-on time, control the heating curve, the temperature in the second stage climbs to the set value b, the set value b rises until it reaches the set value c, the set value c is between 200-250℃; Step Six: Curing the third stage, set the intermittent power-on time, control the heating curve, and maintain the set value c; Step 7: Once cured, press firmly to reset, and you're done.

2. A multi-station heating and curing apparatus, using the multi-station heating and curing method described in claim 1, characterized in that: The system includes a frame (21), an electrode clamping assembly, a constant temperature heating plate assembly, and a temperature control assembly. The surface of the frame (21) is provided with a constant temperature heating plate assembly, and an electrode clamping assembly is provided above the constant temperature heating plate assembly. The electrode clamping assembly is fixed on a crossbeam (23), which is horizontally positioned on the frame (21). A power control box (22) is provided on the right side of the frame (21). The temperature control assembly includes a grouped temperature controller. A frequency converter is connected to the electrode clamping assembly, the constant temperature heating plate assembly, and the temperature control assembly. The electrode clamping assembly includes a clamping cylinder (1) and a workstation bracket (4). The bottom of the clamping cylinder (1) is fixed on the crossbeam (23), and the piston rod of the clamping cylinder (1) passes through the crossbeam (23) and is fixed on the workstation bracket (4). The bottom front side of the workstation bracket (4) is provided with a front constant strip (6), and the front end of the workstation bracket (4) and the front constant strip (6) is provided with insulating bakelite (5). The insulating bakelite (5) is provided with an electric electrode A (29), an electric electrode B (8) and a grounding electrode C (9) in the vertical direction. The grounding electrode (9) is provided between the electric electrode A (29) and the electric electrode B (8). The constant temperature heating group includes a heating body frame (13) and a heating body (12). The heating body frame (13) is provided with heat insulation material (14). The heating body frame (13) is provided with a heating body (12) in the middle. The electrode pressing group and the constant temperature heating plate group form a heating and curing unit group. The heating and curing unit group is at least two groups or more.

3. The multi-station heating and curing device according to claim 2, characterized in that: The mounting block (25) is provided with a protective plate (3) on the outside, and the workstation bracket (4) is provided with a guide post (2) on the rear side.

4. The multi-station heating and curing device according to claim 2, characterized in that: The workstation bracket (4) has a rear constant bar (24) at the bottom rear side, and a pressing rubber strip (7) at the bottom of the front constant bar (6) and the rear constant bar (24).

5. The multi-station heating and curing apparatus according to claim 2, characterized in that: The heating element frame (13) has R-shaped templates (16) on both sides of its top end, and the heating element frame (13) has a pressure strip (11) and a triangular template (15).

6. The multi-station heating and curing apparatus according to claim 2, characterized in that: The energized electrode A (29), energized electrode B (8), grounding electrode C (9), and heating element (12) are connected to the temperature control group.

7. The multi-station heating and curing apparatus according to claim 2, characterized in that: The heating element frame (13) has R-shaped templates (16) on both sides of its top end. The R-shaped templates (16) are strip-shaped and are located in the middle of the heating element frame (13).

8. The multi-station heating and curing apparatus according to claim 2, characterized in that: The heating element frame (13) is provided with a pressure strip (11) and a triangular mold (15). The inner side of the triangular mold (15) is provided with a recessed opening in which the product head can be inserted. The recessed opening is triangular in shape.

9. The multi-station heating and curing apparatus according to claim 8, characterized in that: The pressure strip (11) is fixed on the triangular template (15), and the side wall of the heating element frame (13) is provided with the pressure strip (11).

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