CN116133256A

CN116133256A - Swing demolding equipment

Info

Publication number: CN116133256A
Application number: CN202211663015.7A
Authority: CN
Inventors: 闫文生
Original assignee: Guangzhou Julong Pcb Equipment Co ltd
Current assignee: Guangzhou Julong Pcb Equipment Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-16
Anticipated expiration: 2042-12-23
Also published as: CN116133256B

Abstract

The application discloses swing demolding equipment relates to the technical field of wet spraying, and comprises a rack and a conveying belt, wherein the conveying belt is used for continuously conveying FPC (flexible printed circuit) boards; the spray pipes are arranged along the conveying direction of the conveying belt, the spray pipes are rotationally connected to the frame around the axial direction of the spray pipes, a plurality of spray heads are uniformly distributed on the spray pipes at intervals along the width direction of the conveying belt, a plurality of spray heads are uniformly distributed on the spray pipes at intervals along the length direction of the spray pipes, liquid inlet pipes are communicated on the spray pipes, and two groups of spray pipes are symmetrically distributed on the upper side and the lower side of the conveying belt; and the power assembly is used for driving the spray pipe to reciprocate, rotate and swing around the axis direction of the spray pipe. The swing demolding device realizes efficient exchange of liquid medicine in a side swing spraying mode, so that demolding effectiveness is improved, residual film rate is reduced, and demolding effect is greatly improved.

Description

Swing demolding equipment

Technical Field

The invention relates to the technical field of wet spraying, in particular to swing demolding equipment.

Background

In the existing FPC wet spraying and demolding equipment, as shown in fig. 1, a spray pipe is generally horizontally fixed, and a liquid medicine is vertically sprayed on the FPC board through a plurality of spray heads which are arranged on the spray pipe at intervals, and in the spraying process, the spray pipe and the FPC board are overlooked to form vertical cross layout.

The arrangement and spraying mode of the spray pipe is characterized in that when Flexible Printed Circuit (FPC) is continuously operated in a rolling mode, photosensitive films on the surface of the FPC are easy to accumulate, film residues are easy to scatter around under the action of vertical spraying, and film residues are adhered to the roller and the subsequent FPC, so that the effect of incomplete stripping is caused.

Disclosure of Invention

In order to reduce accumulation and adhesion of membrane slag and promote the demolding effect, the application provides a swing demolding equipment.

The application provides a swing demolding equipment adopts following technical scheme:

a swing stripping device comprises a frame and

the conveying belt is used for continuously conveying the FPC board surface;

the spray pipes are arranged along the conveying direction of the conveying belt, the spray pipes are rotationally connected to the frame around the axial direction of the spray pipes, a plurality of spray heads are uniformly distributed on the spray pipes at intervals along the width direction of the conveying belt, a plurality of spray heads are uniformly distributed on the spray pipes at intervals along the length direction of the spray pipes, liquid inlet pipes are communicated on the spray pipes, and two groups of spray pipes are symmetrically distributed on the upper side and the lower side of the conveying belt;

and the power assembly is used for driving the spray pipe to reciprocate, rotate and swing around the axis direction of the spray pipe.

By adopting the technical scheme, the power assembly drives the spray pipe to rotate so that the spray head forms swing, and when the FPC is continuously produced, film residues and reacted liquid medicine are efficiently discharged out of the plate surface in a side swing spraying mode, so that the accumulation and adhesion of the film residues are reduced; through the mode of side pendulum spraying, the efficient exchange of the liquid medicine is realized, so that the stripping effectiveness is improved, the residual film rate is reduced, and the stripping effect is greatly improved.

Preferably, the power assembly comprises a driving rod, a deflector rod arranged on the driving rod and a power piece arranged on the frame, wherein the driving rod slides in the width direction of the conveying belt and penetrates through the frame, and the power piece is used for driving the driving rod to reciprocate in the width direction of the conveying belt;

each spray pipe is fixedly provided with a linkage plate, the linkage plate is provided with a groove, one end of the deflector rod, which is far away from the driving rod, stretches into the groove, and when the deflector rod moves reciprocally along with the driving rod, the linkage plate is driven to drive the spray pipes and the spray heads to rotate reciprocally.

Through adopting above-mentioned technical scheme, make the reciprocal side pendulum of shower nozzle through the reciprocal rotation of power pack drive spray tube, through the cooperation of actuating lever, driving lever, power spare and linkage board, realize the synchronous action of many spray tubes.

Preferably, the bottom of the groove is arc-shaped, a semicircular shifting block is fixedly arranged at the bottom of the shifting rod, and the outer arc-shaped surface of the shifting block is abutted to the inner wall of the groove.

By adopting the technical scheme, a gap exists between the inner wall of the groove and the shifting block, so that enough movable space is reserved for the shifting block to drive the linkage plate to rotate.

Preferably, the deflector rod is pressed on the driving rod through a screw.

Through adopting above-mentioned technical scheme, connect the driving lever in the mode of actuating lever through the screw, conveniently dismantle the spray tube.

Preferably, the lateral extent of the nozzle is preferably 30 °.

Preferably, the rack is provided with monitoring components for monitoring the side swing amplitude of the spray pipe, and the monitoring components are in one-to-one correspondence with the spray pipe.

By adopting the technical scheme, the phenomena of loosening, wearing and the like of the components can be generated in the long-time swinging movement process of the spray pipe, so that the swing amplitude of the spray pipe is reduced or the spray pipe does not swing, and the effect of incomplete stripping is caused; when the equipment works, if the equipment fails, and the lateral swing amplitude of the spray pipe is too large, the shifting rod and the linkage plate are easily derailed, so that the shifting rod and the linkage plate lose the matching relation, and the equipment cannot be normally used; therefore, when the monitoring component monitors the side swing fault of the spray pipe, the monitoring component prompts a worker to overhaul and adjust equipment in time.

Preferably, the monitoring component comprises a strong magnet arranged on the spray pipe and a magnetic induction sensor arranged on the rack, wherein the strong magnet swings along with the lateral swing of the spray pipe, the magnetic induction sensor is used for monitoring the lateral swing amplitude of the spray pipe by detecting the magnetic field intensity of the strong magnet, and when the magnetic induction sensor monitors that the lateral swing amplitude of the spray pipe is larger than or smaller than a set value, a signal is sent to the control system for alarming.

Preferably, the frame is provided with an anti-corrosion sleeve covered on the outer sides of all the magnetic induction sensors, two ends of the anti-corrosion sleeve are closed, the anti-corrosion sleeve is filled with glass cement, and a wire of the magnetic induction sensor extends out through one end of the anti-corrosion sleeve to be connected with a power supply.

Preferably, the strong magnet is arranged in the linkage plate in a penetrating way, and sealing gaskets are arranged at two ends of the strong magnet.

Through adopting above-mentioned technical scheme, locate the magnetic induction sensor in the anticorrosive sleeve pipe to seal anticorrosive treatment is carried out strong magnet's both ends, prevents spray tube spun liquid medicine and gas and corrodes the monitoring component, ensures the normal use of monitoring component under the corrosive environment.

Preferably, the anti-corrosion sleeve is connected to the frame through a clamping piece, and the installation height of the clamping piece relative to the frame can be adjusted.

Through adopting above-mentioned technical scheme, through adjusting the installation height of fastener for the frame, and then conveniently adjust the height of anticorrosive sleeve pipe and the magnetic induction sensor that is located its inboard according to actual conditions.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the power assembly drives the spray pipe to rotate so that the spray head forms swing, and film residues and reacted liquid medicine are efficiently discharged out of the plate surface in a side swing spraying mode during FPC roll-type continuous production, so that the accumulation and adhesion of the film residues are reduced; through the mode of side pendulum spraying, the efficient exchange of the liquid medicine is realized, so that the stripping effectiveness is improved, the residual film rate is reduced, and the stripping effect is greatly improved.

2. In the process of long-time swinging movement of the spray pipe, the phenomena of loosening, wearing and the like of components can be generated, so that the swing amplitude of the spray pipe is reduced or the spray pipe does not swing, and the effect of incomplete stripping is caused; when the equipment works, if the equipment fails, and the lateral swing amplitude of the spray pipe is too large, the shifting rod and the linkage plate are easily derailed, so that the shifting rod and the linkage plate lose the matching relation, and the equipment cannot be normally used; therefore, when the monitoring component monitors the side swing fault of the spray pipe, the monitoring component prompts a worker to overhaul and adjust equipment in time.

Drawings

Fig. 1 is a schematic plan view showing a positional relationship among a nozzle, a head and an FPC board in the background art of the present application.

Fig. 2 is a schematic diagram showing the overall structure of the swing-type film removing apparatus in the embodiment.

Fig. 3 is a side partial schematic view showing the positional relationship between the nozzle and the conveyor belt in the embodiment.

FIG. 4 is a schematic diagram showing the structure of the spray pipe, the spray head, the power assembly, the liquid inlet pipe and the like in the embodiment.

Fig. 5 is an enlarged partial schematic view of the portion a in fig. 4.

Fig. 6 is a partial structural schematic diagram showing the structure of the power assembly in the embodiment.

Fig. 7 is a schematic structural view showing the structure of the monitoring component in the embodiment.

Fig. 8 is a partially enlarged schematic view of the portion B in fig. 7.

Fig. 9 is a schematic partial cross-sectional view showing the structure of a monitoring assembly in an embodiment.

Reference numerals illustrate:

1. a spray pipe; 11. a spray head; 2. a conveyor belt; 3. a power assembly; 31. a driving rod; 32. a deflector rod; 321. a screw; 33. a shifting block; 34. a motor; 35. a turntable; 36. a first linkage sleeve; 37. a connecting rod; 38. a second linkage sleeve; 4. a liquid inlet pipe; 5. a linkage plate; 51. a groove; 52. a relief hole; 6. a monitoring component; 61. strong magnet; 62. a magnetic induction sensor; 621. a wire; 7. a sealing gasket; 8. an anti-corrosion sleeve; 9. a clamping piece; 91. a clamping plate is arranged; 92. a lower clamping plate; 93. an accommodating groove.

Detailed Description

The present application is described in further detail below in conjunction with figures 2-9.

Referring to fig. 2 and 3, the embodiment of the application discloses a swing demolding device, which comprises a frame, a conveyor belt 2 arranged on the frame, two groups of spray pipes 1 and power components 3 corresponding to the spray pipes 1 one by one, wherein the two groups of spray pipes 1 are symmetrically arranged on the upper side and the lower side of the conveyor belt 2, a plurality of spray heads 11 for spraying liquid medicine are communicated on the spray pipes 1, and the spray heads 11 are distributed at equal intervals along the axis direction of the spray pipes 1. The conveyer belt 2 inputs FPC face in succession to spray tube 1 below, and power pack 3 drive spray tube 1 reciprocal swing, and through the mode that the side pendulum sprayed, shower nozzle 11 spun liquid medicine is with membrane sediment discharge FPC face, reduces piling up and the adhesion of membrane sediment, has improved the demoulding effect.

In the embodiment, the side swing amplitude of the spray pipe 1 is 30 degrees, so that film residues on the FPC board are discharged.

The spray pipes 1 are arranged along the conveying direction of the conveying belt 2, and a plurality of spray pipes 1 are arranged at equal intervals along the conveying direction of the conveying belt 2, in this embodiment, the number of the spray pipes 1 in each group is four. The spray pipe 1 is communicated with a liquid inlet pipe 4 for introducing liquid medicine, the liquid inlet pipe 4 is positioned on one side of the spray pipe 1 deviating from the conveying belt 2, and one end of the liquid inlet pipe 4 deviating from the spray pipe 1 is communicated with a liquid storage container through a liquid through hose.

The two ends of the axis direction of the spray pipe 1 are respectively connected to the frame through bearings in a rotating way, the spray head 11 is communicated with one side of the spray pipe 1 facing the conveying belt 2, and when the spray pipe 1 is in a state of not swinging sideways, the spray head 11 is arranged vertically.

Referring to fig. 4, 5 and 6, the power unit 3 includes a driving lever 31 provided in the width direction of the conveyor belt 2, a shift lever 32 provided to the driving lever 31, and a power member for supplying power to the driving lever 31 for reciprocating in the own axis direction. The driving rod 31 is located at one end of the axis direction of the spray pipes 1, and two ends of the driving rod 31 slide and penetrate through the rack. The power piece includes the carousel 35 that sets firmly in motor 34, coaxial being fixed in motor 34 output shaft, rotates in the first linkage cover 36 of carousel 35 upper surface through first pivot and is fixed in the second linkage cover 38 of first linkage cover 36 through connecting rod 37, first pivot and carousel 35 eccentric setting between first linkage cover 36 and the carousel 35, second linkage cover 38 rotates through the second pivot and is connected in the one end of actuating lever 31. When the motor 34 acts, an output shaft of the motor 34 drives the turntable 35 to rotate, and then the circular motion is converted into linear motion for driving the driving rod 31 to reciprocate through the first linkage sleeve 36, the connecting rod 37 and the second linkage sleeve 38. Wherein, the two groups of power components 3 share the same motor 34, and the motor 34 is specifically set as a double-shaft motor 34.

The outside that the spray tube 1 is close to one end of actuating lever 31 is fixed with linkage board 5, and the recess 51 that the bottom is the arc setting is seted up to the intermediate position on linkage board 5 top.

The driving rod 31 is provided with a deflector rod 32 corresponding to the spray pipes 1 one by one, the deflector rod 32 is vertically arranged, a deflector block 33 used for being matched with the linkage plate 5 to act is fixed at the bottom end of the deflector rod 32, the deflector block 33 is arranged in a semicircular mode, the outer cambered surface part of the deflector block 33 is abutted against the inner wall of the groove 51, and a movable allowance for the deflector block 33 to move is reserved in the groove 51.

When the driving rod 31 moves reciprocally, the driving rod 32 and the driving block 33 are driven to move reciprocally, and the movement of the driving block 33 applies acting force to the linkage plate 5 to drive the spray pipe 1 and the spray head 11 to rotate, so that the side swing of the spray pipe 1 and the spray head 11 is driven.

The connection mode between the driving rod 32 and the driving rod 31 is specifically that the top end of the driving rod 32 is tightly connected to the driving rod 31 through a screw 321, so that the driving rod 32 is convenient to disassemble and assemble.

Referring to fig. 7, 8 and 9, when the equipment is in operation and the equipment is out of order, if the equipment fails and the lateral swing amplitude of the spray pipe 1 is too large, the derailment of the shifting block 33 and the linkage plate 5 is easily caused, so that the matching relationship between the shifting block 33 and the linkage plate 5 is lost, and the equipment cannot be normally used; when the equipment acts, the phenomena of loosening and wearing of components and the like can be generated in the long-time swinging movement process of the spray pipe 1, so that the condition that the swinging amplitude of the spray pipe 1 is reduced or does not swing occurs, and the effect of incomplete stripping is caused.

Therefore, the monitoring components 6 corresponding to the spray pipes 1 one by one are arranged on the rack, and the monitoring components 6 are used for monitoring whether the side swing amplitude of the spray pipes 1 accords with a set value or not so as to prompt a worker to overhaul and adjust equipment in time, and avoid the occurrence of equipment failure or unclean demolding caused by the fact that the side swing amplitude is larger than or smaller than the set value.

The monitoring assembly 6 comprises a strong magnet 61 arranged on the spray pipe 1 and a magnetic induction sensor 62 arranged on the rack, the strong magnet 61 is driven to swing when the spray pipe 1 swings laterally, and the magnetic induction sensor 62 judges the induction distance between the strong magnet 61 and the magnetic induction sensor 62 by detecting the magnetic field intensity of the strong magnet 61, so that whether the swing amplitude of the spray pipe 1 accords with a set value is judged. The magnetic induction sensor 62 is provided with a set threshold value, when the magnetic field intensity value output by the magnetic induction sensor 62 is smaller than the set threshold value, the swing amplitude of the spray pipe 1 is larger than the set value, and the magnetic induction sensor 62 sends a signal to the control system for alarming to prompt the staff for maintenance; when the magnetic field intensity value output by the magnetic induction sensor 62 is larger than the set threshold value, the swing amplitude of the spray pipe 1 is smaller than the set value, and the magnetic induction sensor 62 sends a signal to the control system for alarming to prompt the staff for maintenance.

In order to prevent the monitoring unit 6 from being corroded by the chemical liquid and gas discharged from the nozzle 1, the strong magnet 61 and the magnetic induction sensor 62 need to be subjected to corrosion prevention treatment.

The linkage plate 5 is provided with a yielding hole 52 for placing the strong magnet 61, the strong magnet 61 is penetrated and fixed in the yielding hole 52, and sealing gaskets 7 for preventing the strong magnet 61 from being corroded are fixed at two ends of the strong magnet 61 in the yielding hole 52.

The frame is connected with an anti-corrosion sleeve 8 through a clamping piece 9, the anti-corrosion sleeve 8 is arranged along the width direction of the conveying belt 2, the anti-corrosion sleeve 8 is positioned at the rear side of the linkage plate 5, the anti-corrosion sleeve 8 is covered on the outer sides of the four groups of magnetic induction sensors 62, the magnetic induction sensors 62 are positioned at positions, close to the strong magnets 61, in the anti-corrosion sleeve 8, and two ends of the anti-corrosion sleeve 8 are closed. All the leads 621 of the magnetic induction sensors 62 extend out through one end of the anti-corrosion sleeve 8 to be connected with a power supply, and when the arrangement of the magnetic induction sensors 62 and the leads 621 in the anti-corrosion sleeve 8 is completed, glass cement is filled in the anti-corrosion sleeve 8.

The clamping piece 9 is specifically designed to be a lower clamping plate 92 and an upper clamping plate 91, the contact surfaces of the upper clamping plate 91 and the lower clamping plate 92 are jointly provided with a containing groove 93 for containing the anti-corrosion sleeve 8, the anti-corrosion sleeve 8 is arranged in the containing groove 93 in a penetrating mode, and the upper clamping plate 91 and the lower clamping plate 92 are in compression connection through bolts to compress the anti-corrosion sleeve 8 in the containing groove 93. The lower clamping plate 92 is connected to the frame through bolt compaction, and a long round hole for the bolt to penetrate is formed in the lower clamping plate 92, so that the actual height of the clamping piece 9 relative to the frame is conveniently adjusted, the actual height of the magnetic induction sensor 62 is further adjusted, and the magnetic induction sensor 62 corresponds to the height of the strong magnet 61. When the induction distance between the magnetic induction sensor 62 and the strong magnet 61 is required to be adjusted, the upper clamping plate 91 and the lower clamping plate 92 are compressed after the horizontal position of the whole anti-corrosion sleeve 8 is adjusted.

The implementation principle of the swing demolding device in the embodiment of the application is as follows:

the motor 34 drives the turntable 35 to rotate during operation, and then the circular motion is converted into linear motion for driving the driving rod 31 to reciprocate through the first linkage sleeve 36, the connecting rod 37 and the second linkage sleeve 38, the driving rod 31 drives the driving rod 32 and the driving block 33 to reciprocate during reciprocation, the movement of the driving block 33 applies acting force to the linkage plate 5 to drive the spray pipe 1 and the spray head 11 to rotate, the spray pipe 1 and the spray head 11 are driven to swing laterally, the spray head 11 is driven to swing laterally, film residues and reacted liquid medicine are efficiently discharged out of a plate surface through a side swing spraying mode, the accumulation and the adhesion of the film residues are reduced, the demoulding effect is improved, and in the swinging process of the spray head 11, when the magnetic field intensity value output by the magnetic induction sensor 62 is smaller than or larger than a set threshold value, the magnetic induction sensor 62 sends a signal to the control system to give an alarm, and workers are prompted to adjust and maintain equipment timely.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A rocking demolding device, characterized in that: comprises a frame and a plurality of support frames

A conveying belt (2) for continuously conveying the FPC board surface;

the spray pipes (1) are arranged along the conveying direction of the conveying belt (2), the spray pipes (1) are rotationally connected to the frame around the axis direction of the spray pipes, a plurality of spray heads (11) are uniformly distributed on the spray pipes (1) at intervals along the width direction of the conveying belt (2), liquid inlet pipes (4) are communicated on the spray pipes (1), and two groups of spray pipes (1) are symmetrically distributed on the upper side and the lower side of the conveying belt (2);

and the power assembly (3) is used for driving the spray pipe (1) to rotate and swing in a reciprocating manner around the axis direction of the spray pipe.

2. A rocking stripping device as claimed in claim 1, wherein: the power assembly (3) comprises a driving rod (31), a deflector rod (32) arranged on the driving rod (31) and a power piece arranged on the frame, wherein the driving rod (31) slides in the width direction of the conveying belt (2) and penetrates through the frame, and the power piece is used for driving the driving rod (31) to reciprocate in the width direction of the conveying belt (2);

every linkage board (5) has all set firmly on spray tube (1), set up recess (51) on linkage board (5), the one end that actuating lever (32) were kept away from actuating lever (31) stretches into in recess (51), when actuating lever (32) follow actuating lever (31) reciprocating motion, the drive linkage board (5) drive spray tube (1) and shower nozzle (11) reciprocating rotation.

3. A rocking stripping device as claimed in claim 2, wherein: the bottom of the groove (51) is in an arc-shaped arrangement, a poking block (33) in a semicircular arrangement is fixedly arranged at the bottom end of the poking rod (32), and the extrados part of the poking block (33) is abutted to the inner wall of the groove (51).

4. A rocking stripping device as claimed in claim 2, wherein: the deflector rod (32) is pressed on the driving rod (31) through a screw (321).

5. A rocking stripping device as claimed in claim 1, wherein: the lateral extent of the nozzle (1) is preferably 30 °.

6. A rocking stripping device as claimed in claim 2, wherein: the machine frame is provided with monitoring components (6) for monitoring the side swing amplitude of the spray pipe (1), and the monitoring components (6) are in one-to-one correspondence with the spray pipes (1).

7. The rocking stripping apparatus of claim 6, wherein: the monitoring assembly (6) comprises a strong magnet (61) arranged on the spray pipe (1) and a magnetic induction sensor (62) arranged on the rack, wherein the strong magnet (61) swings along with the lateral swing of the spray pipe (1), the magnetic induction sensor (62) is used for monitoring the lateral swing amplitude of the spray pipe (1) by detecting the magnetic field intensity of the strong magnet (61), and when the magnetic induction sensor (62) monitors that the lateral swing amplitude of the spray pipe (1) is larger than or smaller than a set value, a signal is sent to the control system for alarming.

8. A rocking stripping device as claimed in claim 7, wherein: the anti-corrosion device is characterized in that anti-corrosion sleeves (8) covering the outer sides of all the magnetic induction sensors (62) are arranged on the rack, two ends of each anti-corrosion sleeve (8) are closed, glass cement is filled in each anti-corrosion sleeve (8), and a wire (621) of each magnetic induction sensor (62) extends out through one end of each anti-corrosion sleeve (8) and is connected with a power supply.

9. A rocking stripping device as claimed in claim 7, wherein: the strong magnet (61) penetrates through the linkage plate (5), and sealing gaskets (7) are arranged at two ends of the strong magnet (61).

10. A rocking stripping device as claimed in claim 8, wherein: the anti-corrosion sleeve (8) is connected to the frame through the clamping piece (9), and the installation height of the clamping piece (9) relative to the frame can be adjusted.