CN108248054A - The splicing control system and its method of carbon fiber auto parts and components - Google Patents

Abstract

The invention discloses a bonding control system and method for carbon fiber auto parts, which can efficiently complete the bonding control of carbon fiber parts, and obtain stable and high-rigidity bonding parts by precisely controlling the bonding temperature. The system includes other working modules such as a main control module, an isothermal control module and a heating module; the main control module is wirelessly and/or wiredly connected to each working module, and receives signals from each working module and sends control signals to each working module; The isothermal control module includes one or more simulation parts and temperature probes for simulating the work pieces, wherein the simulation parts are provided with isothermal simulation points corresponding to the positions of the surfaces to be glued, and the temperature probes are set to detect the isothermal simulation points temperature; and the isothermal control module feeds back the detection signal of the isothermal simulation point to the main control module; and the heating module is used for heating the simulation part and the work piece.

Description

Bonding control system and method for carbon fiber auto parts

technical field

The invention relates to the field of automobile assembly, in particular to a bonding control system and method for carbon fiber automobile parts.

Background technique

There is an essential difference between carbon fiber cars and traditional metal cars. The welding connection method used between metal car parts is not suitable for the assembly of carbon fiber car parts. The connection methods between carbon fiber car parts include gluing and riveting. Damage to carbon fiber does not affect the mechanical properties of carbon fiber. It is a better way to connect carbon fiber parts. However, the current domestic carbon fiber bonding technology is not yet mature, the degree of automation is not high, and there is a lack of stable, reliable and efficient bonding control system. The development process of carbon fiber cars cannot meet the needs of industry.

Contents of the invention

The purpose of the present invention is to provide a carbon fiber auto parts bonding control system and its method that can automatically complete the sample delivery and parts bonding, and realize the bonding of carbon fiber parts based on the heating module, so as to achieve the purpose of reducing the weight of the car , a high degree of automation and an efficient bonding process, which improves the assembly efficiency of carbon fiber cars.

The invention provides a bonding control system for carbon fiber auto parts. The modules include: a main control module and a working module, and the working modules include: a human-computer interaction module, namely an HMI module, a handling module, a molding module, a transmission module, and a bonding robot module, isothermal control module and heating module;

Wherein, the main control module is wirelessly and/or wiredly connected to each working module; and receives signals from each working module and sends control signals to each working module;

HMI module, used to set the bonding temperature threshold;

The handling module is used to transport a plurality of workpieces to the gluing station respectively according to the control signal;

Molded modules for fixing multiple workpieces according to control signals;

The transfer module is used to transfer the molding module to the bonding station according to the control signal;

The glue bonding robot module is used to apply glue to the surface of the workpiece to be glued according to the control signal;

The isothermal control module includes one or more simulation parts and temperature probes for simulating work pieces, wherein the simulation parts are provided with isothermal simulation points corresponding to the positions of the surfaces to be glued, and the temperature probes are set to detect isothermal simulation points temperature; and the isothermal control module feeds back the detection signal of the isothermal simulation point to the main control module; and

The heating module is used to heat the simulation part and the workpiece.

In another preferred example, in the isothermal control module, the number of isothermal simulation points is 5-50, preferably 10-30.

In another preferred example, the main control module controls the operation of the heating module based on the temperature detection signal of the isothermal simulation point fed back by the isothermal control module.

In another preferred example, the simulation part and the work part are under the same or the same heating conditions.

In another preferred example, the heating module includes one or more heating components, and the heating operation includes: increasing, decreasing, maintaining, starting and/or stopping the heating of the one or more heating components.

In another preferred example, the heating module simultaneously performs heating and stops heating based on the temperature detection signal of the isothermal simulation point fed back by the isothermal control module.

In a preferred example, the shape of the simulation part is consistent with that of the work part.

In another preferred example, the simulation part has a plurality of simulation parts, and the combination of the plurality of simulation parts constitutes a structure consistent with or corresponding to the shape of the work piece.

In another preferred example, the heating module and the isothermal control module constitute a heating module.

In another preferred embodiment, the temperature probe is in thermal contact with the isothermal simulation point.

In another preferred example, the temperature probe is not in contact with the isothermal simulation point.

In another preferred example, the connection between the molding module and the transfer module and the main control module includes an on state and an off state; when the connection between the molding module and the transfer module and the main control module is in the on state, the molding module is transferred to At the gluing station, one or more dummy parts and workpieces are fixed to the molded module.

In another preferred example, the work piece includes an inner panel and an outer panel of the anti-collision beam, and the surface to be glued is the inner side of the outer panel; the thickness of the inner panel is 2-10 mm, and the thickness of the outer panel is 2-10 mm.

In another preferred example, the work piece includes an anti-collision beam with an inner panel and an outer panel and an energy-absorbing box, and the surface to be glued is the outer side of the inner panel.

In another preferred example, the thickness of the glue layer formed on the surface to be glued is 1-2 mm.

In another preferred example, the heating module adopts radiation heat transfer.

The present invention also provides a bonding control method for carbon fiber auto parts, based on the above-mentioned bonding control system for carbon fiber auto parts, the bonding control method includes the following steps:

1) Set the bonding temperature threshold and time threshold through the HMI module;

2) According to the control signal of the main control module, the multiple workpieces are respectively transported to the bonding station through the transport module;

3) According to the control signal of the main control module, apply glue to the surface to be glued through the bonding robot module;

4) According to the control signal of the main control module, one or more simulation parts and workpieces are heated through the heating module;

5) When the temperature probe detects that the temperature of the isothermal simulation point reaches the bonding temperature threshold, the isothermal control module feeds back the detection signal of the isothermal simulation point to the main control module, and the main control module detects the temperature of the isothermal simulation point based on the feedback from the isothermal control module signal, stop heating the workpiece through the heating module.

In another preferred example, before step 2), it also includes: when the connection status between the molding module and the transfer module and the main control module is connected, according to the control signal of the main control module, the transfer module transfers the molding module to Gluing station; and after step 2), further comprising: fixing one or more dummy parts and working parts on the molding module.

The present invention also provides a method for controlling the bonding of the inner plate and the outer plate of the carbon fiber anti-collision beam, the method comprising the following steps:

1) The HMI module starts the servo motor initialization signal, and the main control module collects the initialization signal and controls the servo motor in the handling module and the transmission module to return to the origin;

2) The HMI module sets the bonding temperature threshold;

3) The connection between the molding module and the transmission block and the main control module is in the on state, and the HMI module sets the position parameter value of the handling module station;

4) Judging whether the main control module sends a running signal, if it is an automatic running signal, then enters the automatic running mode, if not, then waits to send a running signal;

5) In the automatic operation mode, the transfer module sends the lower mold of the molding module to the bonding station;

6) The handling module performs pick-up, and places the outer plate of the anti-collision beam on the lower mold;

7) The gluing robot applies gluing to the inner side of the outer panel of the anti-collision beam, and if the gluing is completed, the gluing completion signal is fed back to the main control module;

8) The handling module places the inner panel of the anti-collision beam on the glued position of the outer panel of the anti-collision beam, and the upper mold of the molding module lowers to hold and fix the inner panel on the outer panel, and a glue layer is formed between the inner and outer panels ;

9) The main control module sends a heating control signal, and the heating module heats the glued anti-collision beam and the simulation part simulating the outer plate of the anti-collision beam; and

10) When the temperature probe detects that the temperature of the isothermal simulation point reaches the bonding temperature threshold, the isothermal control module feeds back the detection signal of the isothermal simulation point to the main control module, and the main control module detects the temperature of the isothermal simulation point based on the feedback from the isothermal control module signal, stop heating the anti-collision beam through the heating module;

Among them, the thickness of the inner plate of the anti-collision beam is 4-6 mm, the thickness of the outer plate is 4-6 mm, and the thickness of the adhesive layer is 1-2 mm.

In another preferred example, in step 3), the HMI module judges whether the handling module and the transmission module need to set the station position parameter value, if so, then enter step 4), if not, then the HMI module sets the parameter value through the main control module Set the station position parameter values of the handling module and the transfer module.

In another preferred example, in step 4), if the manual operation signal is entered, the manual operation mode is entered, and steps 5) to 10) are performed manually.

The present invention also provides a method for controlling the bonding of a carbon fiber anti-collision beam and an energy-absorbing box. According to the above-mentioned method for controlling the bonding of the inner plate and the outer plate of the carbon fiber anti-collision beam, the method for controlling the bonding includes the following steps:

1) The HMI module starts the servo motor initialization signal, and the main control module collects the initialization signal and controls the servo motor in the handling module and the transmission module to return to the origin;

2) The HMI module sets the bonding temperature threshold and time threshold;

3) The connection between the molding module, the transfer module and the main control module is disconnected, and the HMI module sets the station position parameter values of the transfer module and the transfer module;

4) Judging whether the main control module sends a running signal, if so, enters the automatic running mode, if not, waits for sending a running signal;

5) In the automatic operation mode, the handling module sends the lower mold of the molding module to the bonding station;

6) The gluing robot applies glue to the surface of the energy-absorbing box to be glued, and if the gluing is completed, the gluing completion signal is fed back to the main control module;

7) The handling module transports the energy-absorbing box to the anti-collision beam, and makes the surface to be glued of the energy-absorbing box fit the outer side of the inner panel of the anti-collision beam, and the glued surface of the energy-absorbing box and the anti-collision beam forms a There is a glue layer;

8) The main control module sends a heating control signal, and the heating module heats the anti-collision beam, the energy-absorbing box, and the simulated part of the simulated energy-absorbing box glued together; and

9) When the temperature probe detects that the temperature of the isothermal simulation point reaches the bonding temperature threshold, the isothermal control module feeds back the detection signal of the isothermal simulation point to the main control module, and the main control module detects the temperature of the isothermal simulation point based on the feedback from the isothermal control module signal to stop heating the crash box through the heating module.

In another preferred example, in step 9), the heating of the energy-absorbing box by the heating module includes the following steps:

1) The main control module starts the rising signal of the heating vertical cylinder;

2) Determine whether the cylinder rises to the first predetermined vertical position within the heating vertical rising time set by the HMI module, if so, turn off the heating vertical cylinder rising signal, if not, enter the abnormal processing state;

3) Determine whether the upper mold of the molding module is rising, if so, the HMI module starts the heating horizontal cylinder advance signal, if not, the main control module controls the upper mold of the molding module to rise to the upper position and lock it;

4) Judging whether the cylinder advances to the first predetermined horizontal position within the heating level advance time set by the HMI module, if so, the HMI module starts the heating signal, and if not, enters the abnormal processing state;

5) The main control module collects the starting heating signal of the HMI module, and controls the temperature module to perform heating.

In another preferred example, stopping the heating of the crash box by the heating module includes the following steps:

1) The main control module turns off the heating signal;

2) HMI starts the heating horizontal cylinder back signal;

3) Determine whether the cylinder retreats to the second predetermined horizontal position within the heating level retreat time set by the HMI module, if so, turn off the heating level retreat signal, if not, enter the abnormal processing state;

4) The HMI module starts the heating vertical cylinder down signal;

5) Determine whether the cylinder falls to the second predetermined vertical position within the heating vertical drop time set by the HMI module, if so, turn off the heating vertical drop signal, if not, enter the abnormal processing state.

In another preferred example, the abnormal processing state includes the heating module being damaged, the temperature sensor having no signal and the mold dropping.

It should be understood that within the scope of the present invention, the above-mentioned technical features of the present invention and the technical features specifically described in the following (such as embodiments) can be combined with each other to form new or preferred technical solutions. Due to space limitations, we will not repeat them here.

Description of drawings

FIG. 1 is a schematic structural view of a carbon fiber automotive parts bonding control system in a first embodiment of the present invention.

FIG. 2 is a flow control diagram of a method for controlling the bonding of carbon fiber auto parts in a second embodiment of the present invention.

Fig. 3 is a control flow chart of the method for controlling the bonding between the inner and outer panels of the anti-collision beam in one embodiment of the present invention.

Fig. 4 is a continuation of the embodiment shown in Fig. 3, showing a control flow chart of the method for controlling the bonding of the anti-collision beam and the heat absorbing box in one embodiment of the present invention.

Fig. 5 is a control flow chart of picking up parts by the handling module in the embodiment shown in Fig. 3 .

Fig. 6 is a control flow chart of the lowering of the upper mold in the embodiment shown in Fig. 3 .

Fig. 7 is a control flow chart of the upper mold rising in the embodiment shown in Fig. 3 .

Fig. 8 is a control flow chart of heating by the heating module in the embodiment shown in Fig. 4 .

Fig. 9 is a control flow chart of stopping heating of the heating module in the embodiment shown in Fig. 4 .

Detailed ways

After extensive and in-depth research, the present inventor has developed a carbon fiber auto parts bonding control system and method thereof for the first time. By setting an isothermal simulation point on the simulated part of the simulated work piece corresponding to the position of the glued surface of the work piece, and setting a temperature probe on the isothermal simulation point to detect the temperature signal of the simulated piece, and then the heating module is controlled according to the temperature signal At the same time, the main control module sends the start signal to the HMI module, and processes the sensor signals returned by the handling module, the transmission module and the heating module, and controls the handling module, the transmission module and the heating module to perform corresponding actions to complete the glue joint gluing of parts.

the term

As used herein, the term "isothermal simulation point" refers to a point on an isotherm for a contact surface.

The main advantages of the present invention include:

(a) The automatic bonding and transportation of samples can be completed, and the development of high-precision, high-efficiency, and fully automatic connection modules suitable for carbon fiber composite materials has been realized.

(b) It greatly saves human resources and improves work efficiency.

(c) Realize high-efficiency bonding of parts to be bonded by precisely controlling the bonding temperature.

Bonding control system for carbon fiber auto parts

The invention provides a bonding control system for carbon fiber auto parts. The system includes: a main control module and a working module. A robot module, an isothermal control module and a heating module; wherein, the main control module is wirelessly and/or wiredly connected to each working module; and receives signals from each working module and sends control signals to each working module; the HMI module is used for setting Setting the bonding temperature threshold and time threshold; the handling module is used to transport multiple workpieces to the bonding station according to the control signal; the molding module is used to fix multiple workpieces according to the control signal; The control signal transmits the molding module to the gluing station; the gluing robot module is used to apply glue to the surface of the workpiece to be glued according to the control signal; the isothermal control module includes one or more simulations for simulating the workpiece Part and temperature probe, wherein, the analog part is provided with the isothermal simulation point corresponding to the position of the surface to be glued, and the temperature probe is set to detect the temperature of the isothermal simulation point; and the isothermal control module feeds back the detection signal of the isothermal simulation point to the main a control module; and a heating module for heating the dummy part and the workpiece.

In another preferred example, in the isothermal control module, the number of isothermal simulation points is 5-50, preferably 10-30.

In another preferred example, the main control module controls the operation of the heating module based on the temperature detection signal of the isothermal simulation point fed back by the isothermal control module.

In another preferred example, the simulation part and the work part are under the same or the same heating conditions.

In another preferred example, the heating module includes one or more heating components, and the heating operation includes: increasing, decreasing, maintaining, starting and/or stopping the heating of the one or more heating components.

In another preferred example, the heating module simultaneously performs heating and stops heating based on the temperature detection signal of the isothermal simulation point fed back by the isothermal control module.

In a preferred example, the shape of the simulation part is consistent with that of the work part.

In another preferred example, the simulation part has a plurality of simulation parts, and the combination of the plurality of simulation parts constitutes a structure consistent with or corresponding to the shape of the work piece.

In another preferred example, the heating module and the isothermal control module constitute a heating module.

In another preferred embodiment, the temperature probe is in thermal contact with the isothermal simulation point.

In another preferred example, the temperature probe is not in contact with the isothermal simulation point.

In another preferred example, the connection between the molding module and the transfer module and the main control module includes an on state and an off state; when the connection between the molding module and the transfer module and the main control module is in the on state, the molding module is transferred to At the gluing station, one or more dummy parts and workpieces are fixed to the molded module.

In another preferred example, the work piece includes an inner panel and an outer panel of the anti-collision beam, and the surface to be glued is the inner side of the outer panel; the thickness of the inner panel is 2-10 mm, and the thickness of the outer panel is 2-10 mm.

In another preferred example, the work piece includes an anti-collision beam with an inner panel and an outer panel and an energy-absorbing box, and the surface to be glued is the outer side of the inner panel.

In another preferred example, the thickness of the glue layer formed on the surface to be glued is 1-2 mm.

In another preferred example, the heating module adopts radiation heat transfer.

Bonding control method of carbon fiber auto parts

A bonding control method for carbon fiber auto parts is based on the above-mentioned bonding control system for carbon fiber auto parts, and the bonding control method includes the following steps:

1) Set the bonding temperature threshold through the HMI module;

2) According to the control signal of the main control module, the multiple workpieces are respectively transported to the bonding station through the transport module;

3) According to the control signal of the main control module, glue is applied to the surface to be glued of the workpiece through the glue bonding robot module;

4) According to the control signal of the main control module, one or more simulation parts and workpieces are heated through the heating module;

5) When the temperature probe detects that the temperature of the isothermal simulation point reaches the bonding temperature threshold and the heating time reaches the time threshold, the isothermal control module feeds back the detection signal of the isothermal simulation point to the main control module, and the main control module is based on the feedback from the isothermal control module The temperature detection signal of the isothermal simulation point stops heating the workpiece through the heating module.

In another preferred example, before step 2), it also includes: when the connection status between the molding module and the transfer module and the main control module is connected, according to the control signal of the main control module, the transfer module transfers the molding module to Gluing station; and after step 2), further comprising: fixing one or more dummy parts and working parts on the molding module.

Below in conjunction with specific embodiment, further illustrate the present invention. It should be understood that these examples are only used to illustrate the present invention and are not intended to limit the scope of the present invention. It should be noted that in the claims and description of this patent, relative terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or Any such actual relationship or order between such entities or operations is implied. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus. Without more limitations, an element defined by the statement "comprising a" does not exclude the presence of additional identical elements in the process, method, article or apparatus that includes the element.

All documents mentioned in this application are incorporated by reference in this application as if each were individually incorporated by reference. In addition, it should be understood that after reading the above teaching content of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the appended claims of the present application.

Fig. 1 shows the carbon fiber automotive parts bonding control system of the present invention, as shown in Figure 1, the carbon fiber automotive parts bonding control system includes: main control module and HMI human-computer interaction module, handling module, transmission module , heating module, molding module, isothermal control module and bonding robot module, the bonding of carbon fiber automotive parts is realized through the mutual communication between the modules.

Among them, the main control module is connected wirelessly and/or wiredly with each working module; and receives signals from each working module and sends control signals to each working module; the HMI module is used to set the bonding temperature threshold; the handling module uses It is used to transport multiple workpieces to the gluing station according to the control signal; the molding module is used to fix multiple workpieces according to the control signal; the transmission module is used to transfer the molding module to the gluing station according to the control signal; connected to the robot module, which is used to apply glue to the surface of the work piece to be glued according to the control signal; the isothermal control module includes one or more simulation pieces and temperature probes for simulating the work piece, wherein the simulation piece is provided with corresponding The isothermal analog point at the position of the surface to be glued, and the temperature probe is set to detect the temperature of the isothermal analog point; and the isothermal control module feeds back the detection signal of the isothermal analog point to the main control module; and the heating module is used to heat the analog parts and work pieces.

Specifically,

The main control module is used to collect various sensor signals in the handling module, transmission module, and isothermal control module, as well as related start signals for each module in the HMI human-computer interaction module, and at the same time transmit the processed signals to the handling module and transmission module , The heating module is used to perform corresponding actions, and feeds back to the HMI human-computer interaction module for indication of various operating states.

The HMI human-computer interaction module is used to set the position parameters of the handling module and the transmission module, the setting of the bonding temperature threshold in the isothermal control module, the motion setting of the molding module, and the setting of the parameters of the bonding robot module. Each status is indicated.

The signals in the handling module include servo motor-related signals, motion signals of the pickup cylinder, in-position signals of the pickup cylinder, sample vacuum adsorption signals, and sample fixation signals. The handling module is responsible for transmitting the motion signal in the module to the main control module; at the same time, it receives the relevant control signal from the servo driver in the main control module to perform the pick-up work.

The transmission module is responsible for executing the relevant control signals sent by the main control module, and feeding back the signals of the transmission module to the main control module.

The signals in the heating module include heating operation signals, etc., including one or more heating components, which can increase, decrease, maintain, start and/or stop the heating of one or more heating components, and feed back the signals in the heating module to the main in the control module.

The isothermal control module includes a simulation part and a temperature probe for simulating the workpiece, and each simulation part can be constructed to be consistent with the shape of each work piece, or, when the work piece is large enough, multiple simulation parts can be constructed so that the multiple The combination of the simulated parts constitutes a structure consistent with or corresponding to the shape of the work piece. Therefore, when the surface to be glued on the work piece is determined, the position of the corresponding surface to be glued on the simulated piece can be determined at the same time, so that in the simulation Set an isothermal simulation point on the part corresponding to the glue joint surface. The isothermal simulation point is the installation position of the temperature probe, which is used to feed back the approximate temperature signal of the glue joint layer to the main control module when the glue joint layer is heated. , so that the main control module controls the work of the heating module based on the temperature detection signal of the isothermal analog point fed back by the isothermal control module. In the isothermal control module, the number of isothermal simulation points is 5-50, preferably 10-30.

In another preferred example, the simulation part and the work part are under the same or the same heating conditions.

In another preferred example, in another preferred example, the heating module simultaneously performs heating and stops heating based on the temperature detection signal of the isothermal simulation point fed back by the isothermal control module.

In another preferred example, the heating module and the isothermal control module constitute a temperature control system.

In another preferred embodiment, the temperature probe is in thermal contact with the isothermal simulation point.

In another preferred example, the temperature probe is not in contact with the isothermal simulation point.

The molding module includes an upper mold, a lower mold, and a locking device. The signals included include the upper mold cylinder operation signal, the locking switch signal, the upper mold rising in place signal, the upper mold falling in place signal, and the locking switch in place signal. The upper mold running signal, the lock switch signal and the upper mold rising in place signal, the upper mold falling in place signal and the locking switch in place signal sent by the control module are fed back to the main control module.

Fig. 2 has shown the flow control chart of the bonding control method of the carbon fiber auto parts in the second embodiment of the present invention, as shown in Fig. 2, this bonding control method comprises the following steps: step 101, through HMI module Determine the bonding temperature threshold; step 102, the handling module transports multiple work pieces to the gluing station; step 103, the gluing robot module applies glue to the surface to be glued of the work pieces; step 104, the heating module One or more simulation parts and workpieces are heated; step 105, when the temperature probe detects that the temperature of the isothermal simulation point reaches the bonding temperature threshold, and the heating time reaches the time threshold, the isothermal control module sends the detection signal of the isothermal simulation point to Feedback to the main control module, the main control module stops heating the workpiece through the heating module based on the temperature detection signal of the isothermal analog point fed back by the isothermal control module.

In another preferred example, before step 102, it also includes: when the connection status between the molding module and the transfer module and the main control module is connected, according to the control signal of the main control module, the transfer module transfers the molding module to the glue and after step 102, it also includes: fixing one or more simulation parts and work parts on the molding module.

Fig. 3 is a control flow chart of the method for controlling the bonding between the inner and outer panels of the anti-collision beam in one embodiment of the present invention. As shown in Figure 3, the bonding control method includes the following steps:

Step 201: start the respective servo motor return-to-origin signals of the handling module and the transmission module in the HMI human-computer interaction module;

Step 202: Setting the bonding temperature threshold in the HMI human-computer interaction module;

Step 203: Determine whether it is necessary to set the position parameters of each station in the handling module and the transmission module, if yes, go to the next step; otherwise, through the cooperation of the HMI human-computer interaction module, the main control module, the handling module and the transmission module Station position parameter setting;

Step 204: Determine whether there is a running signal, if yes, go to the next step, otherwise continue to wait for the running signal;

Step 205: Judging whether the operation signal is in the automatic operation mode, if yes, proceed to the next step, otherwise perform the corresponding manual operation function according to the conditions;

Step 206: the transfer module sends the lower mold in the molding module to the bonding station;

Step 207: The handling module executes the pick-up work of the outer panel of the anti-collision beam, and places the outer panel of the anti-collision beam on the lower mold of the molding module;

Step 208: start the gluing robot module, and apply glue to the inner side of the outer panel;

Step 209: Judging whether there is a signal of completion of gluing by the gluing robot, if yes, go to the next step, otherwise wait for the signal of completion of gluing;

Step 210: The handling module performs the pick-up work of the inner panel of the anti-collision beam, and places the inner panel of the anti-collision beam on the lower mold of the molding module in alignment;

Step 211: lowering the upper mold of the molding module;

Step 212: Start the anti-collision beam heating start signal of the heating module, and the heating module heats the anti-collision beam and the simulated part simulating the inner plate of the anti-collision beam, wherein the simulated part is provided with a glue joint corresponding to the inner and outer plates of the anti-collision beam isothermal simulation point at the surface position;

Step 213: Determine whether the temperature of the isothermal simulation point detected by the temperature probe reaches the bonding temperature threshold, if so, go to the next step, if not, continue heating;

Step 214: The isothermal heating module feeds back the detection signal of the isothermal simulation point to the main control module, and the main control module stops heating the anti-collision beam through the heating module based on the temperature detection signal of the isothermal simulation point fed back by the isothermal heating module;

Step 215: The upper mold of the molding module rises to release the anti-collision beams glued to the inner and outer panels.

Fig. 4 is a continuation of the embodiment shown in Fig. 3, showing a control flow chart of the method for controlling the bonding of the anti-collision beam and the heat absorbing box in one embodiment of the present invention. As shown in Figure 4, based on the flow chart of the control flow chart for the bonding of the inner and outer panels of the anti-collision beam shown in Figure 3, the bonding of the anti-collision beam and the energy-absorbing box is continued, and the bonding control method includes the following steps:

Step 216: Set the bonding temperature threshold between the crash box and the anti-collision beam in the HMI module;

Step 217: start the bonding robot module, and apply glue to the surface to be bonded of the energy absorbing box;

Step 218: Judging whether there is a signal of completion of the work of the bonding robot, if yes, go to the next step, otherwise continue to step 217;

Step 219: The handling module performs the pick-up work of the energy-absorbing box, sends the energy-absorbing box to the lower mold of the molding module, places it on the inner plate of the anti-collision beam in alignment, and activates the energy-absorbing box fixing signal;

Step 220: Start the heating module anti-collision beam heating start signal, and the heating module heats the anti-collision beam, the energy-absorbing box, and the simulated part of the simulated energy-absorbing box, wherein the simulated part is provided with a corresponding energy-absorbing box The isothermal simulation point of the position of the surface to be glued;

Step 221: Determine whether the temperature of the isothermal simulation point detected by the temperature probe reaches the bonding temperature threshold, if yes, go to the next step, if not, continue heating;

Step 222: The isothermal heating module feeds back the detection signal of the isothermal simulation point to the main control module, and the main control module stops heating the energy absorbing box through the heating module based on the temperature detection signal of the isothermal simulation point fed back by the isothermal heating module;

Step 223: The transport module returns to the position of the outer panel of the anti-collision beam, and the transmission module sends the lower mold carrying the inner and outer panels of the anti-collision beam and the energy-absorbing box that have been glued to other stations to complete the anti-collision beam and energy absorption Gluing work of boxes;

Fig. 5 is a control flow chart of taking parts from the anti-collision beam in the embodiment shown in Fig. 3 . The pickup process includes the following steps:

Step 301: The servo motor of the transport module runs to the position where the required sample is located;

Step 302: Start the pick-up cylinder lowering signal;

Step 303: Judging whether the release signal of the pickup cylinder is valid within the cylinder release time set in the HMI human-computer interaction module, if yes, go to the next step, otherwise go to abnormal processing;

Step 304: Turn off the take-up cylinder lowering signal, and start the sample vacuum adsorption signal;

Step 305: After delaying for a certain period of time, start the lifting signal of the pickup cylinder;

Step 306: Judging whether the pickup cylinder rising in place signal is valid within the cylinder rising time set in the HMI human-computer interaction module, if yes, go to the next step, otherwise go to abnormal processing;

Step 307: Turn off the rising signal of the pickup cylinder;

Step 308: The servo motor of the transport module runs to the top of the lower mold of the molding module according to the operating conditions.

Step 309: start the pick-up cylinder lowering signal;

Step 310: Judging whether the release signal of the pickup cylinder is valid within the cylinder release time set in the HMI human-computer interaction module, and if so, proceed to the next step; otherwise, proceed to abnormal processing;

Step 311: Turn off the take-up cylinder lowering signal, and turn off the sample vacuum adsorption signal;

Step 312: After delaying for a certain period of time, start the lifting signal of the pickup cylinder;

Step 313: Judging whether the pickup cylinder rising in place signal is valid within the cylinder rising time set in the HMI human-computer interaction module, if yes, go to the next step, otherwise go to abnormal processing;

Step 314: Turn off the cylinder up signal;

Step 315: The servo motor of the transport module runs to above the station where the piece to be sampled is located, and ends the pick-up.

Fig. 6 is the control flowchart that the upper mold in the embodiment shown in Fig. 3 descends, and as shown in Fig. 6, this descending process comprises the following steps:

Step 2111: start the lock-off signal;

Step 2112: Judging whether the locking and closing in-position signal is valid within the locking and closing time set in the HMI human-computer interaction module, if yes, go to the next step, otherwise go to abnormal processing;

Step 2113: turn off the locking signal;

Step 2114: According to the operating conditions, start the lowering signal of the upper mold cylinder;

Step 2115: Judging whether the upper mold lowering signal is valid within the upper mold lowering time set in the HMI human-computer interaction module, if yes, go to the next step, otherwise go to abnormal processing;

Step 2116: Turn off the lowering signal of the upper mold cylinder, and end the lowering of the upper mold.

Fig. 7 is a control flow chart of the upper mold rising in the embodiment shown in Fig. 3 . As shown in Figure 7, the rising process includes the following steps:

Step 2151: Judging whether the signal of the locking close in place is valid, if yes, go to step 2152, otherwise go to step 21511;

Step 21511: start the lock close signal;

Step 21512: Judging whether the lock-off-in-position signal is valid within the lock-off time set in the HMI human-computer interaction module, if yes, enter step 21513, and continue to step 2152, otherwise, enter abnormal processing;

Step 21513: Turn off the locking signal;

Step 2152: start the upper mold cylinder rising signal;

Step 2153: Judging whether the upper mold rising in place signal is valid within the upper mold rising time set in the HMI human-computer interaction module, if yes, go to the next step, otherwise go to abnormal processing;

Step 2154: Turn off the rising signal of the upper mold cylinder, and start the locking open signal;

Step 2155: Judging whether the lock-open in-position signal is valid within the lock-open time set in the HMI human-computer interaction module, if yes, go to the next step, otherwise go to abnormal processing;

Step 2156: Turn off the lock open signal, and end the upper mold lifting operation.

Fig. 8 is a control flow chart of heating by the heating module in the embodiment shown in Fig. 4 . The heating process includes the following steps:

Step 2201: Start heating the vertical cylinder rising signal;

Step 2202: Judging whether the heating vertical cylinder up-to-position signal is valid within the heating vertical rising time set in the HMI human-computer interaction module, if yes, go to step 2203, otherwise go to abnormal processing

Step 2203: turn off the heating vertical cylinder rising signal:;

Step 2204: Judging whether the upper mold rising in place signal is valid, if yes, go to step 2205, otherwise, execute the upper mold rising procedure; it should be noted that the purpose of determining whether the upper mold rising in place signal is valid is to avoid mutual interference between the upper mold and the energy-absorbing box ;

Step 2205: Start the forward signal of the heating horizontal cylinder;

Step 2206: Judging whether the heating level cylinder advance signal is valid within the heating level advance time set in the HMI human-computer interaction module, if yes, enter step 2207, otherwise, transfer to abnormal processing;

Step 2207: Turn off the forward signal of the heating horizontal cylinder;

Step 2208: Start the crash box heating signal.

Fig. 9 is a control flow chart of stopping heating of the heating module in the embodiment shown in Fig. 4 . The process of stopping heating involves the following steps:

Step 2221: Turn off the heating signal of the crash box;

Step 2222: start the heating horizontal cylinder retreat signal;

Step 2223: Judging whether the heating level cylinder retraction in-position signal is valid within the heating level retreat time set in the HMI human-computer interaction module, if yes, enter step 2224, otherwise transfer to abnormal processing;

Step 2224: Turn off the heating horizontal cylinder retreat signal;

Step 2225: start the heating vertical cylinder down signal;

Step 2226: Judging whether the heating vertical cylinder descending position signal is valid within the heating vertical cylinder descending time set in the HMI human-computer interaction module, if yes, enter step 2207; otherwise, proceed to abnormal processing;

Step 2227: Turn off the heated vertical cylinder down signal.

In a preferred embodiment, such as the bonding of the inner and outer plates of the anti-collision beam, the heating module is equipped with a heater and adopts a radiation heating method. In order to ensure uniform heating and uniform distribution of the adhesive material on the surface to be bonded, the heating sequence is sequential It is the outer panel of the anti-collision beam, the adhesive layer and the inner panel of the anti-collision beam. At the same time, in order to detect the temperature of the adhesive layer in real time and feed back the temperature signal to the main control module in time, the corresponding inner panel on the simulation part of the inner panel of the anti-collision beam A plurality of isothermal simulation points, such as 5, are set on the position of the board to be glued, and 5 temperature sensors are set at the isothermal simulation points, and the 5 temperature sensors can transmit temperature signals to the main control module, and the main control module can The temperature signal is input to the HMI module for the HMI module to start or close the heating signal.

In a preferred embodiment, the abnormal processing status includes: damage to the heating module, no signal from the temperature sensor, and mold drop. Further, the abnormal processing includes the following steps:

Step 1: The main control module sends corresponding signals such as servo stop signal, cylinder motion stop signal, heating signal stop signal, robot operation stop signal, etc. to the handling module, transmission module, heating module, molding module and bonding robot module;

Step 2: The main control module sends an alarm command, and the HMI human-computer interaction module indicates the alarm type;

Step 3: According to the alarm type indicated by the HMI human-computer interaction module, perform corresponding exception troubleshooting.

According to the bonding control system of carbon fiber auto parts provided by the present invention, under the condition of using a molded module, two workpieces whose surfaces are nearly bonded can be bonded, such as the inner plate and outer plate of the anti-collision beam, and the temperature can be controlled at the same time. The module is provided with a simulated piece for simulating the shape of the inner plate, and an isothermal simulation point is set on the simulated piece corresponding to the position of the surface to be glued of the inner plate. Further, a temperature probe is set at the isothermal simulation point. When heating the inner and outer panels of the anti-collision beam, the adhesive layer between the inner and outer panels, and the simulated parts, the temperature probe located at the isothermal simulation point can accurately reflect the temperature of the adhesive layer between the inner and outer panels in real time, and according to the temperature of the adhesive layer and the bonding The comparison of the temperature threshold controls the heating and stopping of the heating module, so as to obtain the adhesive joint with the required mechanical properties, that is, the anti-collision beam.

Furthermore, the bonding control system for carbon fiber auto parts provided by the present invention can also bond two workpieces whose surfaces are not nearly affixed, such as anti-collision beams and crash boxes, without the use of molded modules. In the same way, it can be seen that according to the comparison between the temperature of the adhesive layer between the energy-absorbing box and the outer side of the inner panel of the anti-collision beam and the threshold value of the bonding temperature, the heating of the heating module is controlled and the heating is stopped, so as to obtain the adhesive joint with the required mechanical properties, that is, The energy-absorbing box is glued to the anti-collision beam.

Claims (10)

1. A bonding control system for carbon fiber auto parts, characterized in that, said module comprises: a main control module and a working module, and said working module comprises: a human-computer interaction module, i.e. an HMI module, a handling module, a molding module, Transfer module, bonding robot module, isothermal control module and heating module; Wherein, the main control module is wirelessly and/or wiredly connected to each of the working modules; and receives signals from each working module and sends control signals to each working module; The HMI module is used to set the bonding temperature threshold; The handling module is used to transport a plurality of workpieces to the bonding station respectively according to the control signal; The molding module is used to fix the plurality of workpieces according to the control signal; The transfer module is used to transfer the molding module to the bonding station according to the control signal; The bonding robot module is used to apply glue to the surfaces of the workpieces to be bonded according to the control signal; The isothermal control module includes one or more simulation parts and temperature probes for simulating work pieces, wherein the simulation parts are provided with isothermal simulation points corresponding to the positions of the surfaces to be glued, and the temperature The probe is set to detect the temperature of the isothermal simulation point; and the isothermal control module feeds back the detection signal of the isothermal simulation point to the main control module; and The heating module is used for heating the simulation part and the work part. 2. The bonding control system according to claim 1, characterized in that, the connection between the molding module and the transfer module and the main control module includes an on state and an off state. 3. The bonding control system according to claim 2, wherein when the connection between the molding module and the transfer module and the main control module is in the on state, the molding module is transferred To the gluing station, the one or more dummy parts and the working part are fixed on the molding module. 4. The bonding control system according to claim 1, wherein the work piece comprises an inner panel and an outer panel of an anti-collision beam, and the surface to be glued is the inner side of the outer panel. 5. The bonding control system according to claim 1, wherein the work piece comprises an anti-collision beam and an energy-absorbing box with an inner panel and an outer panel, and the surface to be glued is the inner panel of the inner panel. outside. 6. The bonding control system according to claim 1, characterized in that, the thickness of the glue layer formed on the surface to be bonded is 1-2 mm. 7. The bonding control system method according to claim 4, characterized in that, the thickness of the inner plate is 2-10 mm, and the thickness of the outer plate is 2-10 mm. 8. The bonding control system according to claim 1, wherein the heating module adopts radiation heat transfer. 9. A bonding control method for carbon fiber auto parts, characterized in that, according to the bonding control system according to any one of claims 1-8, the bonding control method comprises the following steps: 1) Setting the bonding temperature threshold and time threshold through the HMI module; 2) according to the control signal of the main control module, the plurality of work pieces are respectively transported to the bonding station through the transport module; 3) according to the control signal of the main control module, glue the surface to be glued through the bonding robot module; 4) according to the control signal of the main control module, heating the one or more simulation parts and the work part through the heating module; 5) When the temperature probe detects that the temperature of the isothermal simulation point reaches the bonding temperature threshold, the isothermal control module feeds back the detection signal of the isothermal simulation point to the main control module, and the main control module The control module stops heating the workpiece through the heating module based on the temperature detection signal of the isothermal simulation point fed back by the isothermal control module. 10. The bonding control method according to claim 9, characterized in that, before step 2), further comprising: when the connection state between the molding module and the transfer module and the main control module is on , according to the control signal of the main control module, the transfer module transfers the molding module to the bonding station; and After step 2), it also includes: fixing the one or more simulation parts and the working part on the molding module.