CN110937199A - Soft rubber film removing equipment and control method - Google Patents
Soft rubber film removing equipment and control method Download PDFInfo
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- CN110937199A CN110937199A CN201911166820.7A CN201911166820A CN110937199A CN 110937199 A CN110937199 A CN 110937199A CN 201911166820 A CN201911166820 A CN 201911166820A CN 110937199 A CN110937199 A CN 110937199A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B69/00—Unpacking of articles or materials, not otherwise provided for
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Abstract
The invention relates to a soft rubber film removing device and a control method, comprising a base, wherein an upper die assembly, a lower die assembly and a carrier conveying assembly are arranged above the base; the upper die assembly comprises a gluing mechanism, a rubber belt conveying mechanism and a diaphragm pressing mechanism, wherein the gluing mechanism is arranged on one side of the upper surface of the base and enables a rubber belt to be attached to a diaphragm; the carrier conveying assembly comprises conveying grooves arranged on two sides of the separating mechanism, a linear conveying module arranged in the conveying grooves and used for providing linear stepping action, and a carrier module arranged above the linear conveying module and used for providing a product placing area and a position avoiding position; the lower die assembly comprises a separating mechanism for providing lifting power for the carrier module. The invention has the advantages of high film removing speed, low omission factor, high automation degree and stable process quality control.
Description
Technical Field
The invention relates to the field of film removal of circuit boards, in particular to flexible glue film removal equipment and a control method.
Background
Its core optical inductor of on-vehicle high definition digtal camera passes through the via hole copper post of circuit board to be fixed in the cavity, and the via hole copper post pastes the dress on the circuit board after being convenient for adsorb, and the material supplier can paste soft film piece encapsulation in the charging tray in advance, pastes the dress and accomplishes the back, before the equipment, needs tear the soft film piece. Because the soft film has stronger bonding force and no reserved easy-to-tear handle is limited by the structure, the manual film removing process is difficult, and if a hard tool is used for removing the film, a collision member scratches the film and the efficiency is low; both the artificial membrane removal and the membrane removal by using a common tool have the risk of membrane falling, and have high dependence on the skill of personnel, low membrane removal speed and unstable process quality control; the traditional film removing scheme has the phenomena of unsuccessful film removing for multiple times at the same position, partial separation and partial sticking of a film sheet; after the film is removed, the film is visually checked by manual work, and the film is extremely small and light and easy to miss detection, so that the film falls randomly and is stuck on a circuit board, and adverse effects are caused on subsequent processes.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide soft glue film removing equipment to overcome the defects of low film removing speed and easy omission of detection in the prior art.
In order to achieve the purpose, the invention provides soft glue film removing equipment which comprises a base, wherein an upper die assembly, a lower die assembly and a carrier conveying assembly are arranged above the base; the upper die assembly comprises a gluing mechanism, a rubber belt conveying mechanism and a diaphragm pressing mechanism, wherein the gluing mechanism is arranged on one side of the upper surface of the base and used for driving a rubber belt to be attached to a copper column diaphragm; the carrier conveying assembly comprises conveying grooves arranged on two sides of the separating mechanism, a linear conveying module arranged in the conveying grooves and used for providing linear stepping action, and a carrier module arranged above the linear conveying module and used for providing a product placing area and a position avoiding position; the lower die assembly comprises a separating mechanism which provides lifting power for the carrier module.
As an improvement of the invention, the adhesive tape sticking mechanism comprises fixing plates arranged on two sides and a connecting plate connected with the fixing plates on the two sides, and a first air cylinder mechanism capable of driving the adhesive tape conveying mechanism and the membrane pressing mechanism to move downwards is further arranged in the middle of the connecting plate.
As an improvement of the invention, the belt conveying mechanism comprises a transmission shaft arranged on one side and a motor transmission mechanism arranged on the other side, a belt ring is sleeved on the transmission shaft, two conveying rods are respectively arranged on two sides of the bottom of the belt conveying mechanism, the transmission shaft and the motor transmission mechanism are connected through the two conveying rods by a belt to form a conveying belt structure, and a linear belt formed between the two conveying rods corresponds to the carrier module and is used for removing a film.
The diaphragm pressing mechanism comprises a fixing plate fixed on the rubber belt conveying mechanism, a second air cylinder arranged on the fixing plate, and a pressing plate arranged on the side edge of the second air cylinder, wherein a plurality of rows of through holes are formed in the pressing plate, a pressing head is arranged in each through hole, the second air cylinder is used for driving the pressing plate and the pressing head to move up and down, and the pressing head is used for pressing the diaphragm.
As an improvement of the invention, the separating mechanism comprises a bottom plate fixed on the machine base, a third air cylinder arranged on the bottom plate and a separating rod arranged above the third air cylinder, wherein the third air cylinder is used for driving the separating rod to move up and down, and the separating rod is used for enabling a separating needle integrated on the carrier module to penetrate out of the reverse side of a via hole copper column of a product for a certain stroke so as to jack up a membrane on the product from the reverse side.
As an improvement of the invention, the linear transportation module comprises a transportation module base arranged in the base, a screw transmission mechanism arranged on the transportation module base and a U-shaped plate connected with the screw and passing through the transportation groove, wherein the screw transmission mechanism is used for driving the U-shaped plate to move back and forth along the transportation groove.
As an improvement of the present invention, the carrier module includes a carrier base disposed on the U-shaped plate and a fixing block disposed on the carrier base for fixing the product, the bottom of the carrier base is provided with a plurality of rows of separating pins for separating the membrane from the product, wherein the separating pins are disposed corresponding to the pressure contact head.
Accordingly, another object of the present invention is to provide a method for controlling a soft plastic film removing apparatus, so as to achieve the purpose of full automation and stable process quality control.
In order to achieve the aim, the invention provides a control method of soft gum film removing equipment, which comprises a signal input unit, a control system and a hardware execution unit; the input unit comprises an optical fiber sensor, an air cylinder in-place sensor, a tensioning sensor, a thickness sensor, a touch screen and an operation button; the control system comprises a data acquisition unit, a logic control system, a control program, an air driving control system, a closed loop feedback system, an electric driving system and an execution system; the hardware execution unit comprises a linear transportation module, a carrier module, a rubber belt conveying mechanism, a rubber sticking mechanism, a membrane pressing mechanism and a separating mechanism;
the optical fiber sensor, the cylinder in-place sensor, the tension sensor and the thickness sensor convert external signals into signals which can be identified by a logic control system, the touch screen converts input signals into signals which can be identified by a control program, and the operation button is connected with an execution system;
the linear transportation module is converted into an identifiable execution signal through a program instruction sent by the logic control system and the closed-loop feedback system, the carrier module is converted into an identifiable execution signal through a program instruction sent by the control program, the adhesive tape conveying mechanism is converted into an identifiable execution signal through a program instruction sent by the closed-loop feedback system and the electric drive system, and the adhesive tape sticking mechanism, the membrane pressing mechanism and the separating mechanism are converted into an identifiable execution signal through a program instruction sent by the air drive control system.
As an improvement of the invention, the signal input unit is further provided with a safety sensor for receiving signals, the execution unit is correspondingly provided with a safety system for receiving signals, and the safety grating stops the equipment action through the safety system.
As an improvement of the invention, the signal input unit is also provided with a CDD monitoring system, and the equipment safety cover is integrated on the CCD monitoring system to monitor the film leakage phenomenon so as to judge whether to alarm or not.
In conclusion, in the soft rubber film removing equipment and the control method, the first air cylinder mechanism is used for driving the rubber belt conveying mechanism and the membrane pressing mechanism to move downwards; the transmission shaft and the motor transmission mechanism are connected through two conveying rods by a rubber belt to form a conveying belt structure, and a linear rubber belt formed between the two conveying rods corresponds to the carrier module and is subjected to film removal; the second cylinder is used for driving the pressing plate and the contact pressure head to move up and down, and the contact pressure head is used for applying pressure to the diaphragm; the third cylinder is used for driving the separating rod to move up and down, the separating rod is used for enabling the separating needle integrated on the carrier module to penetrate out of the reverse side of the via hole copper column of the product for a certain stroke, and the membrane on the product is jacked up from the reverse side, wherein the separating needle is arranged corresponding to the pressure contact head; the screw rod transmission mechanism is used for driving the U-shaped plate to move back and forth along the conveying groove; the separation needle is used for being matched with the pressure contact head to separate the membrane from the product; the equipment safety cover provides basic safety functions of preventing dust and isolating the outside from the observation window; the safety grating is used for protecting workers around the dangerous mechanical equipment; the safety grating stops the equipment action through a safety system; the equipment safety cover is integrated on the CCD monitoring system, and the film leakage phenomenon is monitored to judge whether to give an alarm or not. The invention has the advantages of high film removing speed, low omission factor, high automation degree and stable process quality control.
Drawings
FIG. 1 is a schematic view showing the structure of the soft gum film removing apparatus of the present invention;
FIG. 2 is a schematic view showing the structure of the soft gum film removing equipment and the safety cover of the equipment;
FIG. 3 is a schematic view of the adhesive applying mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the belt conveyor according to the present invention;
FIG. 5 is a schematic view of the diaphragm pressing mechanism according to the present invention;
FIG. 6 is a schematic view of the separating mechanism of the present invention;
FIG. 7 is a schematic view of a linear transport module according to the present invention;
FIG. 8 is a schematic view of a carrier module according to the present invention;
FIG. 9 is a front view of the soft gum de-filming apparatus of the present invention;
FIG. 10 is an enlarged view of the structure of the area A in FIG. 9;
FIG. 11 is a first schematic diagram illustrating a first film tearing process of the present invention;
FIG. 12 is a schematic view of a second film tearing process of the present invention;
FIG. 13 shows a third schematic diagram of the film tearing process of the present invention;
FIG. 14 shows a fourth schematic diagram of the film tearing process of the present invention;
FIG. 15 is a schematic structural diagram of a control method of the soft gum film removing apparatus;
FIG. 16 is a flow chart showing the operation of the control method of the soft gum film removing equipment;
in the drawings are labeled: 1. a machine base, 2, a rubberizing mechanism, 3, a tape conveying mechanism, 4, a film pressing mechanism, 5, a separating mechanism, 6, a conveying groove, 7, a linear conveying module, 8, a carrier module, 21, a connecting plate, 22, a first air cylinder mechanism, 31, a transmission shaft, 32, a motor transmission mechanism, 33, a tape ring, 34, a conveying rod, 41, a second air cylinder, 42, a pressing plate, 43, a contact pressure head, 51, a bottom plate, 52, a third air cylinder, 53, a separating rod, 71, a conveying module base, 72, a lead screw transmission mechanism, 73, a U-shaped plate, 81, a carrier base, 82, a separating needle, 10, a signal input unit, 20, a control system, 30, a hardware execution unit, 101, an optical fiber sensor, 102, an air cylinder in-place sensor, 103, a tensioning sensor, 104, a thickness sensor, 105, a touch screen, 106, an operation button, 107, a safety sensor, 108, a CCD monitoring system, 201. the device comprises a data acquisition unit, 202, a logic control system, 203, a control program, 204, an air driving control system, 205, a closed loop feedback system, 206, an electric driving system, 207, an execution system, 9, a safety system, 1000, a pressure head end face, 1001, an equipment safety cover, 1002, a tape smooth face, 1003, a tape sticky face, 1004, a membrane, 1005 and a via copper column.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. The following embodiments are provided to facilitate understanding of the present invention, but are not intended to limit the present invention.
Example 1
Fig. 1-14 show a soft gum film removing device of the invention, which comprises a machine base 1, wherein an upper die assembly, a lower die assembly and a carrier conveying assembly are arranged above the machine base 1; the upper die assembly comprises a gluing mechanism 2 which is arranged on one side of the upper surface of the base 1 and drives a rubber belt to be glued with a copper column diaphragm, a rubber belt conveying mechanism 3 which is arranged on the gluing mechanism 2 and used for conveying the rubber belt and gluing the diaphragm 1004, and a diaphragm 1004 pressing mechanism 4 which is fixed on the rubber belt conveying mechanism 3 and used for applying a certain pressure to the position where the diaphragm 1004 is glued with the rubber belt; the carrier conveying assembly comprises conveying grooves 6 arranged on two sides of the separating mechanism 5, a linear conveying module 7 arranged in the conveying grooves 6 and used for providing linear stepping action, and a carrier module 8 arranged above the linear conveying module 7 and used for providing a product placing area and a position avoiding position; the lower die assembly includes a separating mechanism 5 that provides lifting power to the carrier module 8.
As a preferred scheme of the invention, the rubberizing mechanism 2 comprises fixing plates arranged on two sides and a connecting plate 21 connected with the fixing plates on the two sides, and a first cylinder mechanism 22 capable of driving the tape conveying mechanism 3 and the membrane 1004 pressing mechanism 4 to move downwards is further arranged in the middle of the connecting plate.
As a preferred embodiment of the present invention, the tape conveying mechanism 3 includes a transmission shaft 31 disposed on one side and a motor transmission mechanism 32 disposed on the other side, a tape ring 33 is sleeved on the transmission shaft 31, two sides of the bottom of the tape conveying mechanism 3 are respectively provided with a conveying rod 34, the transmission shaft 31 and the motor transmission mechanism 32 are connected by a tape through the two conveying rods 34 to form a conveyor belt structure, and a linear tape formed between the two conveying rods 34 corresponds to the carrier module 8 and is subjected to film removal.
As a preferred embodiment of the present invention, the membrane 1004 pressing mechanism 4 includes a fixing plate fixed on the tape conveying mechanism 3, a second cylinder 41 disposed on the fixing plate, and a pressing plate 42 disposed on a side of the second cylinder 41, the pressing plate 42 has a plurality of rows of through holes, each through hole has a pressing head 43, the second cylinder 41 is used for driving the pressing plate 42 and the pressing heads 43 to move up and down, and the pressing heads 43 are used for applying pressure to the membrane 104.
As a preferred embodiment of the present invention, the separating mechanism 5 includes a bottom plate 51 fixed on the machine base 1, a third cylinder 52 disposed on the bottom plate 51, and a separating rod 53 disposed above the third cylinder 52, the third cylinder 52 is used for driving the separating rod 53 to move up and down, the separating rod 53 is used for making the separating needle 82 integrated on the carrier module 8 penetrate through the reverse side of the via copper column 1005 of the product for a certain stroke, so as to jack up the membrane 1004 on the product from the reverse side.
As a preferred embodiment of the present invention, the linear transportation module 7 includes a transportation module base 71 disposed inside the machine base 1, a screw transmission mechanism 72 disposed on the transportation module base 71, and a U-shaped plate 73 connected to the screw and passing through the transportation slot 6, wherein the screw transmission mechanism 72 is configured to drive the U-shaped plate 73 to move back and forth along the transportation slot 6.
As a preferred embodiment of the present invention, the carrier module 8 includes a carrier base 81 disposed on the U-shaped plate 73 and a fixing block disposed on the carrier base 81 for fixing the product, and the bottom of the carrier base 81 is provided with a plurality of rows of separating pins 82 for cooperating with the contact head 43 to separate the membrane 1004 from the product.
Example 2
Fig. 15 shows a control method of a soft gum film removing apparatus according to the present invention, which includes a signal input unit 10, a control system 20 and a hardware executing unit 30; the input unit 10 comprises an optical fiber sensor 101, an air cylinder in-place sensor 102, a tension sensor 103, a thickness sensor 104, a touch screen 105 and an operation button 106; the control system 20 comprises a data acquisition unit 201, a logic control system 202, a control program 203, an air driving control system 204, a closed loop feedback system 205, an electric driving system 206 and an execution system 207; the hardware execution unit 30 comprises a linear transportation module 7, a carrier module 8, a rubber belt conveying mechanism 3, a rubberizing mechanism 2, a membrane pressing mechanism 4 and a separating mechanism 5;
the optical fiber sensor 101, the cylinder in-place sensor 102, the tension sensor 103 and the thickness sensor 104 convert external signals into signals which can be recognized by the logic control system 202, the touch screen 105 converts input signals into signals which can be recognized by the control program 203, and the operating button 106 is connected with the execution system 207;
the linear transport module 7 converts program instructions sent by the logic control system 202 and the closed loop feedback system 205 into recognizable execution signals, the carrier module 8 converts program instructions sent by the control program 203 into recognizable execution signals, the adhesive tape conveying mechanism 3 converts program instructions sent by the closed loop feedback system 205 and the electric drive system 206 into recognizable execution signals, and the rubberizing mechanism 2, the film pressing mechanism 4 and the separating mechanism 5 convert program instructions sent by the air drive control system 204 into recognizable execution signals.
In a preferred embodiment of the present invention, the signal input means 10 is further provided with a safety sensor 107 for receiving a signal, the execution means is provided corresponding to the safety system 9 for receiving a signal, and the safety grating stops the operation of the device by the safety system 9.
As a preferred embodiment of the present invention, the signal input unit 10 is further provided with a CDD monitoring system 108, and the device safety cover 1001 is integrated on the CCD monitoring system 108 to monitor the film leakage phenomenon to determine whether to alarm.
FIG. 16 illustrates the workflow of the present invention:
beginning: and starting a power supply and an air source of the equipment, and initializing the program of the equipment. Each actuator is in a standby state.
Safety protection: an emergency stop switch, which is pressed to stop emergently when abnormal; the safety grating automatically cuts off all dangerous input/output when the outside has interference, and stops all actions; the apparatus is fitted with an equipment safety cover 1001. The method provides a safety protection effect in the operation process of the equipment.
System self-checking: the equipment starts self-diagnosis, including whether each operation button, sensor signal are normal or not and whether the touch display screen displays normal or not. Whether the device is at the mechanical origin.
And (3) program calling: and manually switching the corresponding model name according to different models, and calling the corresponding program.
Resetting the program position: according to the switched program, the linear module moves to a set working point 1 from an original point position 0 so as to be convenient for feeding, the adhesive tape conveying mechanism is adjusted, the adhesive surface of the adhesive tape is downward, the smooth surface of the adhesive tape is upward, and the tension is proper.
Product loading: putting the circuit board into the carrier module 8, wherein the carrier module 8 is designed to be foolproof and mistake-proof; after the hands are evacuated, the safety grating green safety indicator lamp is on.
And (3) starting the work: the start button is pressed by both hands, the linear transportation module 7 drives the carrier module 8 to move to the working point 2
Gluing a glue film: the adhesive tape sticking mechanism 2 descends, the film pressing mechanism 4 and the adhesive tape conveying mechanism 3 descend along with the descending, the adhesive tape sticking surface in the shaft adhesive tape conveying mechanism 3 is stuck with the film 1004 on the copper column end surface of the circuit board in the carrier module 8, at the moment, the adhesive tape is stuck on the film 1004, and the film 1004 is tightly stuck on the copper column end surface.
And (3) membrane pressing: the diaphragm pressing mechanism 4 descends, and elastic cylindrical pressing heads in the mechanism respectively vertically press on the adhesive tape and are concentric with the cylindrical surface of the copper cylinder; the ram is resilient and compresses approximately 1/3 strokes to ensure that a reasonable pressure is applied. The end face of the contact pressure head is soft to ensure that the adhesive tape is completely attached to the membrane 1004
And (3) copper film separation: the third air cylinder 52 of the separating mechanism 5 ascends to make the separating needle 82 integrated on the carrier module 8 penetrate out of the back surface of the circuit board through hole copper column 1005 for a certain stroke, and the membrane 1004 is jacked up from the back surface. To this end, the diaphragm 1004 is peeled off from the end face of the via copper post 1005 and stuck to an adhesive tape under the common clamping of the contact head 43 in the diaphragm pressing mechanism 4 and the separation pin 82 in the separation mechanism 5.
Collecting the rolled glue: after the diaphragm 1004 is separated, the third cylinder 52 of the separating mechanism 5 is kept in a stopped state; after the adhesive sticking mechanism 2 and the diaphragm pressing mechanism 4 are reset, the separating mechanism 5 is reset again. The tape conveying mechanism 4 moves, and the tape with the adhered membrane is rolled, taken away and collected through the feedback of the optical fiber sensor 101 and the tension sensor 103 so as to empty the working area and give a one-time completion signal. The adhesive surface of the adhesive tape is arranged in the working area to wait for the next laminating operation.
Repeating the movement: the programmable controller receives the one-time completion signal and gives a next motion signal, the linear transportation module 7 drives the carrier module 8 to operate to the working point 3, the steps of adhesive film attaching, film pressing, copper film separating, rolled adhesive collecting and the like are executed again, and the film removing operation of the residual film 1004 of the circuit board is completed in a cycle of specified times.
CCD detection: whether the membrane 1004 is completely removed or not is automatically detected, logic judgment is carried out, and automatic alarm is given when the membrane is removed.
And (3) finishing the operation: after the film of the circuit board is removed, the linear transportation module 7 drives the carrier module 8 to return to the working point 1. Other mechanisms return to the operating point set by the program.
Blanking and waiting: and (3) taking down the circuit board of the working point 1 after the film removal, preparing the circuit board to be operated, and preparing for feeding.
Comprehensively, after the equipment is normally started, an operator places the circuit board to be subjected to film removal into the carrier module 8 for positioning, the linear transportation module 7 conveys the carrier module 8 to a specified position through program instructions of the logic control system 202 and the closed loop feedback system 205, and then the linear transportation module is descended by the adhesive mechanism 2 to drive the diaphragm 1004 pressing mechanism 4 to descend, so that the pressure contact heads 43 respectively vertically press on the adhesive tape smooth surface 1002 to drive the adhesive tape to move towards a product; the sticky surface 1003 of the adhesive tape is contacted with a membrane 1004 on a via hole copper column 1005, then a membrane 1004 pressing mechanism 4 descends, a touch head 43 is concentric with the cylindrical surface of the via hole copper column 1005, after the end surface 1000 of the touch head is completely attached to the membrane 1004, a third air cylinder 52 in a separating mechanism 5 drives a separating rod 53 to ascend, the separating rod 53 enables a separating needle 82 integrated on a carrier module 8 to penetrate out of the reverse side of the via hole copper column 1005 of a circuit board for a certain stroke, the membrane 1004 is jacked up from the reverse side, and the touch head 43 and the separating needle 82 clamp the membrane 1004 together, so that the membrane 1004 is stripped from the via hole copper column 1005 and is stuck on the adhesive tape; at this time, the third cylinder 52 of the separating mechanism 5 is kept in a stopped state, the adhesive tape sticking mechanism 2 and the film 1004 pressing mechanism 4 are firstly returned, the separating mechanism 5 is returned again, the motor transmission mechanism 32 of the tape conveying mechanism 3 operates, the adhesive tape stuck with the film 1004 is rolled, taken away and collected, the working area is emptied, and the adhesive tape sticking surface 1003 is in the working area to wait for the next sticking operation.
In the embodiment of the invention, the first cylinder mechanism 22 is arranged on the connecting plate 21, the first cylinder mechanism 22 comprises a first cylinder, a cylinder fixing seat arranged at the bottom of the first cylinder, and a moving block which is arranged on the first cylinder and can move along with a cylinder push rod, the moving block is connected with the rubber belt conveying mechanism 3, and when the first cylinder works, the moving block is driven to move downwards, and meanwhile, the rubber belt conveying mechanism 3 and the diaphragm 1004 pressing mechanism 4 are driven to move downwards; the motor transmission mechanism 32 comprises a motor and a transmission rod arranged above the conveying rod 34 close to one side of the motor, the rubber belt passes through the transmission rod from the conveying rod 34 below and then is connected with the motor, and the motor drives the rubber belt to perform transmission; the tail end of the adhesive tape on the motor can be also provided with an adhesive tape collecting cylinder or an adhesive tape collecting device; the second cylinder 41 and the first cylinder of the diaphragm 1004 pressing mechanism 4 are similar to a side push rod cylinder, wherein the side push rod of the second cylinder 41 is connected with the pressing plate 42, and a base is also connected with the side push rod and connected with the pressing plate 42; the screw transmission mechanism 72 is a general screw mechanism, and only one U-shaped plate 73 is added to be connected to the screw, so that the U-shaped plate 73 moves along with the screw.
In the embodiment of the present invention, the linear transportation module 7 is an operation mechanism providing linear stepping motion; the carrier module 8 provides a product placing area and a position for avoiding, and the integrated membrane 1004 assists in separating the needle structure; the rubber belt conveying mechanism 3 conveys the rubber belt, sticks away the membrane 1004 and is integrated on the upper die assembly; the adhesive tape sticking mechanism 2 drives the adhesive tape to stick to the copper column diaphragm and is integrated on the upper die assembly; the membrane pressing mechanism 4 applies a certain pressure to the position of the membrane 1004 attached to the adhesive tape and is integrated on the upper die assembly; the separating mechanism 5 assists the carrier module 8 in separating the diaphragm 1004 to provide the lifting power. The optical fiber sensor 101 is used for sensing the position of the diaphragm 1004 in the adhesive tape and providing an input signal for calculating the length of the adhesive tape wound by the servo motor; the cylinder in-place sensor 102 monitors whether the cylinder is in a required position, belonging to input signals; the tension sensor 103 detects the tension degree of the adhesive tape, and belongs to an input signal; the thickness sensor 104 detects the thickness of the adhesive tape, and belongs to an input signal; the touch screen 105 is used for calling programs and simulating input/output signals; the operation button 106 provides an external operation, which is an input signal; the safety sensor 107 is used for stopping when external interference exists and stopping when an emergency stop switch is triggered, and belongs to input signals; the CCD detection system 108 is used to check whether the diaphragm 1004 is completely removed; the data acquisition unit 201 converts the acquired external signals into signals which can be recognized by a control system; the logic control system 202 processes the input/output signals according to a set running program to control the whole running system; the control program 203 is used for controlling the sequence of the process, processing the process exception and switching different programs; the air drive control system 204 controls the operation position and the movement speed of the air cylinder; the closed-loop feedback system 205 is an electricity-free absolute encoder, and monitors the running state and position of the feedback motor in a closed loop; the electric drive system 206 controls the motor operating position, speed; the program instructions sent by the control system are converted into signals executable by hardware by the execution system 207; when the safety system 208 is abnormal, a person actively triggers the emergency stop switch to stop the equipment from acting, when the outside is interfered, the safety grating stops the equipment from acting through a program, and the external transparent equipment safety cover 1001 provides a basic safety function of preventing dust and isolating the outside from an observation window. The device safety cover 1001 integrates the CCD detection system 108, and monitors the film leakage phenomenon to determine whether to alarm or not.
In the invention, a via copper pillar 1005 is on a product, the product is a circuit board, and a membrane 1004 is adhered on the via copper pillar 1005 of the product; the antistatic adhesive tape is used as the adhesive tape, so that the electrostatic damage risk and the film falling risk can be solved; the machine base 1 is also provided with an equipment safety cover 1001 for improving the safety protection capability; the flexible glue film removing equipment is also provided with a safety grating which is used as a photoelectric safety protection device and is used for protecting workers around dangerous mechanical equipment; it is suitable to touch pressure head 43 and have elasticity to guarantee the pressure of applying, touches pressure head 43 and touches pressure head terminal surface 1000 that pressure head was touched to pressure head and cylindrical spring for cylindrical spring and be the softside, and cylindrical spring touches pressure head elasticity, and it is suitable that the pressure of applying can be guaranteed to the approximate 1/3 strokes of compression, and pressure head terminal surface 1000 guarantees the comprehensive laminating of sticky tape and soft diaphragm 1004 for the softside.
In conclusion, in the soft glue film removing equipment and the control method, the first air cylinder mechanism 22 is used for driving the adhesive tape conveying mechanism 3 and the film 1004 pressing mechanism 4 to move downwards; the transmission shaft 31 and the motor transmission mechanism 32 are connected through two conveying rods 34 by a rubber belt to form a conveying belt structure, and a linear rubber belt formed between the two conveying rods 34 corresponds to the carrier module 8 and is subjected to film removal; the second air cylinder 41 is used for driving the pressing plate 42 and the touch head 43 to move up and down, and the touch head 43 is used for applying pressure to the membrane 1004; the third air cylinder 52 is used for driving the separating rod 53 to move up and down, the separating rod 53 is used for enabling the separating needle 82 integrated on the carrier module 8 to penetrate out of the reverse side of the via hole copper column 1005 of the product for a certain stroke, and jacking the membrane 1004 on the product from the reverse side, wherein the separating needle 82 is arranged corresponding to the pressure contact head 43; the screw rod transmission mechanism 72 is used for driving the U-shaped plate 73 to move back and forth along the conveying groove 6; the separator pin 82 is used to engage the contact head 43 to disengage the membrane 1004 from the product; the equipment safety enclosure 1001 provides the basic safety functions of dust prevention, isolation of the exterior and the observation window; the safety grating is used for protecting workers around the dangerous mechanical equipment; the safety grating stops the equipment action through a safety system; the device safety cover 1001 is integrated with the CCD monitoring system 108 and monitors the film leakage phenomenon to determine whether to alarm or not. The invention has the advantages of high film removing speed, low omission factor, high automation degree and stable process quality control.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The soft glue film removing equipment comprises a machine base (1), and is characterized in that an upper die assembly, a lower die assembly and a carrier conveying assembly are arranged above the machine base (1); the upper die assembly comprises a gluing mechanism (2) which is arranged on one side of the upper surface of the base (1) and enables a rubber belt to be attached to the membrane (1004), a rubber belt conveying mechanism (3) which is arranged on the gluing mechanism (2) and used for conveying the rubber belt and adhering the membrane (1004), and a membrane pressing mechanism (4) which is fixed on the rubber belt conveying mechanism (3) and used for applying a certain pressure to the position where the membrane (1004) is attached to the rubber belt; the carrier conveying assembly comprises conveying grooves (6) arranged at two sides of the separating mechanism (5), a linear conveying module (7) arranged in the conveying grooves (6) and used for providing linear stepping action, and a carrier module (8) arranged above the linear conveying module (7) and used for providing a product placing area and a position avoiding position; the lower die assembly comprises a separating mechanism (5) for providing lifting power for the carrier module.
2. The soft glue film removing equipment according to claim 1, wherein the glue pasting mechanism (2) comprises fixing plates arranged at two sides and a connecting plate (21) connected with the fixing plates at two sides, and a first air cylinder mechanism (22) capable of driving the adhesive tape conveying mechanism (3) and the membrane pressing mechanism (4) to move downwards is further arranged in the middle of the connecting plate (21).
3. The soft gum film removing equipment according to claim 1, wherein the adhesive tape conveying mechanism (3) comprises a transmission shaft (31) arranged on one side and a motor transmission mechanism (32) arranged on the other side, an adhesive tape ring is sleeved on the transmission shaft (31), two conveying rods (34) are respectively arranged on two sides of the bottom of the adhesive tape conveying mechanism (32), and the transmission shaft (31) and the motor transmission mechanism (32) are connected through an adhesive tape through the two conveying rods (34) to form a conveying belt structure.
4. The soft gum film removing equipment according to claim 1, wherein the membrane pressing mechanism (4) comprises a fixing plate fixed on the tape conveying mechanism (3), a second air cylinder (41) arranged on the fixing plate, and a pressing plate (42) arranged on the side edge of the second air cylinder (41), wherein a plurality of rows of through holes are formed in the pressing plate (42), and a touch pressing head (43) is arranged in each through hole.
5. The soft gum film removing apparatus according to claim 1, wherein the separating mechanism (5) comprises a bottom plate (51) fixed on the base (1), a third cylinder (52) arranged on the bottom plate (51), and a separating rod (53) arranged above the third cylinder (52).
6. The soft glue film removing equipment according to claim 1, wherein the linear transportation module (7) comprises a transportation module base (71) arranged inside the machine base (1), a lead screw transmission mechanism (72) arranged on the transportation module base, and a U-shaped plate (73) connected with the lead screw and passing through the transportation groove.
7. The soft glue film removing apparatus according to claim 6, wherein the carrier module (8) comprises a carrier base (81) disposed on the U-shaped plate (73) and a fixing block disposed on the carrier base (81) for fixing the product, and the bottom of the carrier base (81) is provided with a plurality of rows of separating pins (82) for separating the film (1004) from the product.
8. The control method applied to the soft gum film removing equipment is characterized by comprising a signal input unit (10), a control system (20) and a hardware execution unit (30); the signal input unit (10) comprises an optical fiber sensor (101), a cylinder in-place sensor (102), a tensioning sensor (103), a thickness sensor (104), a touch screen (105) and an operation button (106); the control system (20) comprises a data acquisition unit (201), a logic control system (202), a control program (203), an air driving control system (204), a closed loop feedback system (205), an electric driving system (206) and an execution system (207); the hardware execution unit (30) comprises a linear transportation module (7), a carrier module (8), a rubber belt conveying mechanism (3), a rubberizing mechanism (2), a membrane pressing mechanism (4) and a separating mechanism (5);
the optical fiber sensor (101), the cylinder in-place sensor (102), the tension sensor (103) and the thickness sensor (104) convert external signals into signals which can be recognized by a logic control system (202), the touch screen (105) converts input signals into signals which can be recognized by a control program (203), and the operating button (106) is connected with an execution system (207);
the linear transportation module (7) is converted into an identifiable execution signal through a program instruction sent by the logic control system (202) and the closed-loop feedback system (205), the carrier module (8) is converted into an identifiable execution signal through a program instruction sent by the control program (203), the adhesive tape conveying mechanism (3) is converted into an identifiable execution signal through a program instruction sent by the closed-loop feedback system (205) and the electric drive system (206), and the adhesive tape pasting mechanism (2), the film pressing mechanism (4) and the separating mechanism (5) are converted into an identifiable execution signal through a program instruction sent by the air drive control system (204).
9. The control method of soft gum film removing equipment according to claim 8, wherein the signal input unit (10) is further provided with a safety sensor (107) for receiving signals, and the execution unit (30) is correspondingly provided with a safety system (9) for receiving signals.
10. The control method of soft gum film removing apparatus according to claim 8, wherein the signal input unit (10) is further provided with a CDD monitoring system (108).
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| CN201911166820.7A CN110937199B (en) | 2019-11-25 | 2019-11-25 | Soft rubber film removing equipment and control method |
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| CN201911166820.7A CN110937199B (en) | 2019-11-25 | 2019-11-25 | Soft rubber film removing equipment and control method |
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| CN110937199A true CN110937199A (en) | 2020-03-31 |
| CN110937199B CN110937199B (en) | 2021-06-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112478899A (en) * | 2020-11-20 | 2021-03-12 | 常州艾美环保科技有限公司 | Full-automatic double-sided adhesive tape pasting machine and using method thereof |
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| CN110937199B (en) | 2021-06-25 |
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