CN105921319B - Point spray reciprocating engine and the method for spraying workpiece using point spray reciprocating engine - Google Patents

Point spray reciprocating engine and the method for spraying workpiece using point spray reciprocating engine Download PDF

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Publication number
CN105921319B
CN105921319B CN201610388803.8A CN201610388803A CN105921319B CN 105921319 B CN105921319 B CN 105921319B CN 201610388803 A CN201610388803 A CN 201610388803A CN 105921319 B CN105921319 B CN 105921319B
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China
Prior art keywords
spray gun
workpiece
spray
driving
linear slide
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CN201610388803.8A
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Chinese (zh)
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CN105921319A (en
Inventor
林文渊
唐刘闯
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SUZHOU BOHAN PLASTIC HARDWARE Co Ltd
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SUZHOU BOHAN PLASTIC HARDWARE Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/04Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
    • B05B13/0405Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads
    • B05B13/041Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads with spray heads reciprocating along a straight line
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0221Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
    • B05B13/0228Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the movement of the objects being rotative

Abstract

The present invention relates to spraying equipment field, especially a kind of point spray reciprocating engine, including the first linear slide mechanism and two spray gun units, two spray gun units are arranged in the first linear slide mechanism, and each spray gun unit includes at least one spray gun;Two spray gun units are sprayed for two opposite to workpiece simultaneously coating surfaces to be painted;It drives spray gun unit close to each other when first linear slide mechanism is used at a distance from coating surface to be painted of the spray gun with workpiece become larger, and drives spray gun unit to be relatively distant from for becoming hour at a distance from coating surface to be painted of the spray gun with workpiece.The present invention also provides a kind of methods spraying workpiece using point spray reciprocating engine.Point spray reciprocating engine provided by the invention is compact-sized, occupies little space, has the advantages that spraying effect is good, spray efficiency is high.

Description

Point spray reciprocating engine and the method for spraying workpiece using point spray reciprocating engine
Technical field
The present invention relates to spraying equipment field, especially a kind of point sprays reciprocating engine and sprays workpiece using point spray reciprocating engine Method.
Background technology
In the manufacturing process of liquid crystal display panel, it is an essential procedure to make film on substrate, and the process is main It is the thin-film material of liquid uniformly to be sprayed in substrate surface using spray equipment, then film is diffuseed to form by its own Layer, the film of substrate surface can be multilayer.Film is formed in substrate surface, different texture can be presented, and to substrate Surface shields.
Existing film production method includes artificial point spray and machine spraying.Artificial point spray refers to that spray gun is manually operated in worker Substrate is sprayed, due to being manual operation, because of movement speed difference, can not ensure to spray the consistent of rear film thickness Property, lead to unstable product quality, and low production efficiency, in addition, artificial point spray requires height to the skill of worker, causes to be produced into This is higher.Machine spraying refers to that will carry out surface spraying by spray gun below plane transport to be sprayed to spray gun by transmission belt, It is exported from the outlet of spray room after spraying, but whole equipment occupied space is larger, equipment cost is high, also, operating personnel need The work such as surface inspection could be carried out to spray piece, influence the coherent of work after the outlet of spray room waits for panel output Property.
In view of the defect of the prior art, it is necessary to provide it is a kind of occupy little space, spraying effect is good, spray efficiency is high Spraying equipment.
Invention content
In order to overcome the deficiencies of existing technologies, the present invention provide a kind of point that coating quality is good and efficient spray reciprocating engine and The method for spraying workpiece using point spray reciprocating engine.
The present invention is as follows using technical solution:
A kind of point spray reciprocating engine, including the first linear slide mechanism and two spray gun units, two spray gun units are equal It is arranged in the first linear slide mechanism, each spray gun unit includes at least one spray gun;
Described two spray gun units are sprayed for two opposite to workpiece simultaneously coating surfaces to be painted;Described first is linear It drives spray gun unit close to each other when sliding equipment is used at a distance from the coating surface to be painted in spray gun with workpiece become larger, and is used for Spray gun becomes hour drive spray gun unit at a distance from the coating surface to be painted of workpiece and is relatively distant from.
Further, the point spray reciprocating engine further includes the second linear slide mechanism, and first linear slide mechanism is set It sets in the second linear slide mechanism, the second linear slide mechanism is mutually perpendicular to the first linear slide mechanism, second line Property sliding equipment be used for drives the first linear slide mechanism relative to workpiece coating surface to be painted reciprocating movement.
Further, the point spray reciprocating engine further includes the workbench being arranged below the second linear slide mechanism, described Workbench include pallet changer, be arranged on pallet changer and it is rotatable from revolving worktable and it is multiple be arranged in rotation On workbench and rotatable work supporting block,
The work supporting block for hold in the palm carry workpiece, it is described from revolving worktable be used for by the workpiece that work supporting block support carries rotate to The spraying area of spray gun unit.
Specifically, first linear slide mechanism includes the first guide rail, synchronous chain, mounting bracket and the first driving machine Structure, first guide rail and the first driving mechanism are arranged in mounting bracket, and respectively there are one connections at the both ends of first guide rail End block each connects the first synchronizing wheel there are one being arranged on end block, and the synchronous chain is stretched in two the first synchronizing wheels, described First driving mechanism includes the first driving motor and the driving gear that is connect with the power output end of first driving motor, institute Driving gear is stated to engage with synchronous chain.
Specifically, two spray gun units are separately positioned on the both sides of mounting bracket, each spray gun unit include the first sliding block, One end of spray gun connecting rod and spray gun, the spray gun connecting rod connects spray gun, and the other end is connect with the first sliding block, further, spray gun Connecting rod can also be relative to the first sliding block up and down adjustment;First sliding block is socketed on the first guide rail, the first sliding block and synchronous chain Connection, first sliding block can be in the first guide rail of drive lower edge movements of synchronous chain.
Specifically, second linear slide mechanism includes the second guide rail, synchronous belt and the second driving mechanism;Described second One end of guide rail has a connecting seat I, and the other end, which has, is respectively provided with one the on connecting seat II, the connecting seat I and connecting seat II Two synchronizing wheels, the synchronous belt are stretched in two the second synchronizing wheels, and the synchronous belt is parallel with the second guide rail, the First Line Property sliding equipment mounting bracket and synchronous band connection, also there is below mounting bracket the second sliding block coordinated with the second guide rail, The second driving mechanism driving synchronous belt movement, to drive mounting bracket to move.
Specifically, second driving mechanism is mounted on connecting seat I, and second driving mechanism includes the second driving electricity The output axis connection of machine, driving wheel, driven wheel and endless belt, the driving wheel and the second driving motor, the driven wheel it is defeated Shaft is connect with the second synchronizing wheel being arranged on connecting seat I, and the endless belt is stretched on the driving wheel and driven wheel.
Specifically, the pallet changer includes rotary drive motor II, the output shaft of the rotary drive motor II with It is connected from revolving worktable, there are two rotary drive motor I for the setting from revolving worktable, and each rotary drive motor I's is defeated Go out one work supporting block of axis connection.
Correspondingly, the method that reciprocating engine sprays workpiece is sprayed using above-mentioned point the present invention also provides a kind of, including following Step:
S1, workpiece is placed in the spraying area of spray gun unit,
S2, the relative position for adjusting two spray gun units at a distance from the coating surface to be painted of workpiece according to spray gun, including control Two spray gun units are close to each other or are relatively distant from;
S3, control spray gun unit simultaneously spray the coating surface to be painted of workpiece;
S4, it is reentered into the spraying area of spray gun unit after being rotated by 90 ° workpiece;
S5, the relative position for adjusting two spray gun units again at a distance from the coating surface to be painted of workpiece according to spray gun,
S6, control spray gun unit simultaneously spray the coating surface to be painted of workpiece.
Further, the step S1 is specifically included:Workpiece is placed on work supporting block, rotary drive motor II works Make, drives from revolving worktable and rotate 90 °, workpiece is rotated to the spraying area of spray gun unit;
The step S4 is specifically included:Rotary drive motor I work, makes the work supporting block that support carries workpiece be rotated by 90 °, to Workpiece is driven to be rotated by 90 °;
The step S3 and S6 includes:Second linear slide mechanism drives the first linear slide mechanism to be waited for relative to workpiece Spray-coating surface moves back and forth, and spray gun unit moves under the drive of the first linear slide mechanism, the spray gun unit in moving process Spray gun sprays workpiece surface.
The beneficial effects of the invention are as follows:Point spray reciprocating engine provided by the invention is compact-sized, occupies little space, can independently make With having the advantages that spraying effect is good, spray efficiency is high.Especially, using two spray gun units simultaneously to the surface of workpiece into Row spraying, significantly increases spray efficiency, in addition, according to the distance of two spray gun units of width adjust automatically of workpiece, makes spray Rifle reaches unanimity at a distance from Workpiece painting face, to ensure the consistency of spraying effect, high degree of automation.
The present invention can adjust the distance of two spray gun units according to workpiece shapes and size, therefore be suitble to processing not similar shape The workpiece of shape and size, has widened application range.
Description of the drawings
It, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of technical scheme of the present invention The attached drawing used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, right For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Its attached drawing.
Fig. 1 is the structural schematic diagram of present invention point spray reciprocating engine;
Fig. 2 is the vertical view of present invention point spray reciprocating engine;
Fig. 3 is the structural schematic diagram of the first, second linear slide mechanism in present invention point spray reciprocating engine;
Fig. 4 is the structural schematic diagram of workbench in present invention point spray reciprocating engine.
In figure:1- pallet changers, 2- is from revolving worktable, 3- work supporting blocks, 4- workpiece, 5- spray guns, the first guide rails of 6-, 7- Synchronous chain, the first sliding blocks of 8-, 9- mounting brackets, 10- connection end blocks, the first synchronizing wheels of 11-, 12- spray gun connecting rods, 13- first drive Dynamic motor, the second guide rails of 14-, 15- synchronous belts, 16- connecting seats, the second synchronizing wheels of 17-, the second sliding blocks of 18-, 19- second drive Motor, 20- driving wheels, 21- driven wheels, the endless belts 22-, 23- spray rooms.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of not making creative work it is all its His embodiment, shall fall within the protection scope of the present invention.
Embodiment one:
A kind of point spray reciprocating engine, including the first linear slide mechanism and two spray gun units, two spray gun units are equal It is arranged in the first linear slide mechanism, each spray gun unit includes at least one spray gun;
Described two spray gun units are sprayed for two opposite to workpiece simultaneously coating surfaces to be painted;Described first is linear It drives spray gun unit close to each other when sliding equipment is used at a distance from the coating surface to be painted in spray gun with workpiece become larger, and is used for Spray gun becomes hour drive spray gun unit at a distance from the coating surface to be painted of workpiece and is relatively distant from.
First linear slide mechanism includes the first guide rail 6, synchronous chain 7, mounting bracket 9 and the first driving mechanism, institute It states the first guide rail 6 and the first driving mechanism is arranged in mounting bracket 9, respectively there are one connecting pins at the both ends of first guide rail 6 Block 10, each connect are arranged on end block there are one the first synchronizing wheel 11, and the synchronous chain 7 is stretched in two the first synchronizing wheels 11 On, first driving mechanism includes the first driving motor 13 and the drive that is connect with the power output end of first driving motor Moving gear, the driving gear are engaged with synchronous chain 7.
Two spray gun units are separately positioned on the both sides of mounting bracket 9, and each spray gun unit includes the first sliding block 8, spray gun One end of connecting rod 12 and spray gun 5, the spray gun connecting rod 12 connects spray gun 5, and the other end is connect with the first sliding block 8, further, spray Rifle connecting rod 12 can also be relative to 8 up and down adjustment of the first sliding block;First sliding block 8 is socketed on the first guide rail, the first sliding block 8 with Synchronous chain 7 connects, and first sliding block 8 can be in the first guide rail of drive lower edge movement of synchronous chain 7.
The spraying process of above-mentioned point spray reciprocating engine is:
S1, workpiece is placed in the spraying area of spray gun unit,
S2, the relative position for adjusting two spray gun units at a distance from the coating surface to be painted of workpiece according to spray gun, including control Two spray gun units are close to each other or are relatively distant from;
S3, control spray gun unit simultaneously spray the coating surface to be painted of workpiece;
S4, it is reentered into the spraying area of spray gun unit after being rotated by 90 ° workpiece;
S5, the relative position for adjusting two spray gun units again at a distance from the coating surface to be painted of workpiece according to spray gun,
S6, control spray gun unit simultaneously spray the coating surface to be painted of workpiece.
The present embodiment simultaneously sprays the surface of workpiece using two spray gun units, significantly increases spray efficiency, In addition, according to the distance of spray gun two spray gun units of adjust automatically at a distance from the coating surface to be painted of workpiece, spray gun is made to appoint with workpiece The distance of meaning spray-coating surface reaches unanimity, and to ensure the consistency of spraying effect, improves coating quality.
Embodiment two:
A kind of point spray reciprocating engine, including the first linear slide mechanism, the second linear slide mechanism and two spray gun units, institute It states the first linear slide mechanism to be arranged in the second linear slide mechanism, the second linear slide mechanism and the first linear slide mechanism It is mutually perpendicular to, two spray gun units are arranged in the first linear slide mechanism, and each spray gun unit includes at least One spray gun.
Described two spray gun units are sprayed for two opposite to workpiece simultaneously coating surfaces to be painted;Described first is linear It drives spray gun unit close to each other when sliding equipment is used at a distance from the coating surface to be painted in spray gun with workpiece become larger, and is used for Spray gun becomes hour drive spray gun unit at a distance from the coating surface to be painted of workpiece and is relatively distant from;Second linear slide mechanism is used for The first linear slide mechanism is driven to be moved back and forth relative to the coating surface to be painted of workpiece.
First linear slide mechanism includes the first guide rail 6, synchronous chain 7, mounting bracket 9 and the first driving mechanism, institute It states the first guide rail 6 and the first driving mechanism is arranged in mounting bracket 9, respectively there are one connecting pins at the both ends of first guide rail 6 Block 10, each connect are arranged on end block there are one the first synchronizing wheel 11, and the synchronous chain 7 is stretched in two the first synchronizing wheels 11 On, first driving mechanism includes the first driving motor 13 and the drive that is connect with the power output end of first driving motor Moving gear, the driving gear are engaged with synchronous chain 7.
Two spray gun units are separately positioned on the both sides of mounting bracket 9, and each spray gun unit includes the first sliding block 8, spray gun One end of connecting rod 12 and spray gun 5, the spray gun connecting rod 12 connects spray gun 5, and the other end and the first sliding block 8 are fixed, spray gun connecting rod 12 Vertical with the first guide rail 6 and the second guide rail 14, first sliding block 8 is socketed on the first guide rail, the first sliding block 8 and synchronous chain 7 connections, first sliding block 8 can be in the first guide rail of drive lower edge movements of synchronous chain 7.
To realize that two spray gun units are close to each other or are located remotely from each other, the present invention is using synchronous chain drive.It can be seen from the above, Synchronous chain 7 is stretched in two the first synchronizing wheels 11, then synchronizing chain 7 has along symmetrical two sections of two the first synchronizing wheels, By the first sliding block of a spray gun unit and one section of connection on synchronous chain 7 on the left of two the first synchronizing wheels, by another First sliding block of spray gun unit and one section of connection being located on synchronous chain 7 on the right side of two the first synchronizing wheels, you can realize two the One sliding rail is relatively moved or is moved towards simultaneously.
Second linear slide mechanism includes the second guide rail 14, synchronous belt 15 and the second driving mechanism;Described second leads One end of rail 14 has a connecting seat I, and the other end, which has, is respectively provided with one the on connecting seat II, the connecting seat I and connecting seat II Two synchronizing wheels 17, the synchronous belt 15 are stretched in two the second synchronizing wheels 17, and the synchronous belt 15 is parallel with the second guide rail 14, The mounting bracket 9 of first linear slide mechanism is connect with synchronous belt 15, and 9 lower section of mounting bracket also has and the second guide rail 14 Second sliding block 18 of cooperation, the second driving mechanism driving synchronous belt 15 moves, to drive mounting bracket 9 to move.It is described Second driving mechanism is mounted on connecting seat I, and second driving mechanism includes the second driving motor 19, driving wheel 20, driven Wheel 21 and endless belt 22, the output axis connection of the driving wheel 20 and the second driving motor, the output shaft of the driven wheel 21 and The second synchronizing wheel 17 connection being arranged on connecting seat I, the endless belt 22 is stretched on the driving wheel 20 and driven wheel 21.
The second linear slide mechanism is arranged in the present invention, and the second linear slide mechanism can drive the first linear slide mechanism phase The coating surface to be painted of workpiece is moved back and forth, spray gun unit moves under the drive of the first linear slide mechanism, in moving process The spray gun of middle spray gun unit sprays workpiece surface.The setting of second linear slide mechanism increases the stroke of spray gun, makes Spray gun has the spray range of bigger, the spraying of flat and thin workpiece is particularly suitable for, such as liquid crystal display panel, tablet computer, notebook Computer casing etc..
Embodiment three:
A kind of point spray reciprocating engine, is arranged 23 in spray room, including the first linear slide mechanism and two spray gun units, two The spray gun unit is arranged in the first linear slide mechanism, and each spray gun unit includes at least one spray gun;It is described Two spray gun units are sprayed for two opposite to workpiece simultaneously coating surfaces to be painted;First linear slide mechanism is used for Drive spray gun unit close to each other when becoming larger at a distance from coating surface to be painted of the spray gun with workpiece, and in spray gun and workpiece The distance of coating surface to be painted becomes hour drive spray gun unit and is relatively distant from.
The point spray reciprocating engine further includes the second linear slide mechanism, and first linear slide mechanism is arranged in the second line On property sliding equipment, the second linear slide mechanism is mutually perpendicular to the first linear slide mechanism, second linear slide mechanism For driving the first linear slide mechanism to be moved back and forth relative to the coating surface to be painted of workpiece.
The point spray reciprocating engine further includes the workbench being arranged below the second linear slide mechanism, and the workbench includes Pallet changer 1, be arranged on pallet changer and it is rotatable from revolving worktable 2 and it is multiple be arranged from revolving worktable And rotatable work supporting block 3, the work supporting block 3 carries workpiece 4 for holding in the palm, described to be used for from revolving worktable 2 by work supporting block The workpiece 4 that support carries is rotated to the spraying area of spray gun.
First linear slide mechanism includes the first guide rail 6, synchronous chain 7, mounting bracket 9 and the first driving mechanism, institute It states the first guide rail 6 and the first driving mechanism is arranged in mounting bracket 9, respectively there are one connecting pins at the both ends of first guide rail 6 Block 10, each connect are arranged on end block there are one the first synchronizing wheel 11, and the synchronous chain 7 is stretched in two the first synchronizing wheels 11 On, first driving mechanism includes the first driving motor 13 and the drive that is connect with the power output end of first driving motor Moving gear, the driving gear are engaged with synchronous chain 7.First driving motor is connect with controller, dynamic according to control signal Make.
Two spray gun units are separately positioned on the both sides of mounting bracket 9, and each spray gun unit includes the first sliding block 8, spray gun One end of connecting rod 12 and spray gun 5, the spray gun connecting rod 12 connects spray gun 5, and the other end and the first sliding block 8 are fixed, and described first slides Block 8 is socketed on the first guide rail, and the first sliding block 8 is connected with synchronous chain 7, and first sliding block 8 can be under the drive of synchronous chain 7 It is moved along the first guide rail.
Second linear slide mechanism includes the second guide rail 14, synchronous belt 15 and the second driving mechanism;Described second leads One end of rail 14 has a connecting seat I, and the other end, which has, is respectively provided with one the on connecting seat II, the connecting seat I and connecting seat II Two synchronizing wheels 17, the synchronous belt 15 are stretched in two the second synchronizing wheels 17, and the synchronous belt 15 is parallel with the second guide rail 14, The mounting bracket 9 of first linear slide mechanism is connect with synchronous belt 15, and 9 lower section of mounting bracket also has and the second guide rail 14 Second sliding block 18 of cooperation, the second driving mechanism driving synchronous belt 15 moves, to drive mounting bracket 9 to move.
Second driving mechanism is mounted on connecting seat I, and second driving mechanism includes the second driving motor 19, master The output axis connection of driving wheel 20, driven wheel 21 and endless belt 22, the driving wheel 20 and the second driving motor, the driven wheel 21 Output shaft connect with the second synchronizing wheel 17 being arranged on connecting seat I, the endless belt 22 is stretched in 20 He of the driving wheel On driven wheel 21.Second driving motor is connect with controller, according to control signalizing activity.
The pallet changer 1 includes rotary drive motor II, and the output shaft of the rotary drive motor II is changed a job with oneself Make the connection of platform 2, there are two rotary drive motor I, the output shafts of each rotary drive motor I for the setting from revolving worktable 2 Connect a work supporting block 3.In the present embodiment, the rotary drive motor I and rotary drive motor II are stepper motor.
A method of workpiece being sprayed using above-mentioned point spray reciprocating engine, is included the following steps:
S1, a workpiece A to be sprayed is positioned on a work supporting block 3, workpiece A is a rectangular piece, has a pair Long side and a pair of short edges, control rotary drive motor II are rotated by 90 °, and so that workpiece A is located at the spraying position of spray gun unit, workpiece A pair of short edges of A is opposite with spray gun;
S2, the second linear slide mechanism drive two spray gun units close to each other, until reaching suitable spraying position;
S3, the second linear slide mechanism drive the first linear slide mechanism to be moved back and forth relative to a pair of short edges of workpiece A, Spray gun unit moves under the drive of the first linear slide mechanism, table of the spray gun of spray gun unit to workpiece A in moving process Face is sprayed;
S4, the I work of control rotary drive motor, drive the work supporting block that support carries workpiece A to be rotated by 90 °, make a pair of workpiece A Long side is opposite with spray gun;
S5, the second linear slide mechanism drive two spray gun units to be located remotely from each other, until reaching suitable spraying position;
S6, the second linear slide mechanism drive the first linear slide mechanism to be moved back and forth relative to a pair of of long side of workpiece A, Spray gun unit moves under the drive of the first linear slide mechanism, table of the spray gun of spray gun unit to workpiece A in moving process Face is sprayed;
S7, while being sprayed to workpiece A, workpiece B is positioned on another work supporting block, to workpiece A spray After the completion, rotary drive motor II is rotated by 90 ° again, and workpiece B is exchanged with workpiece location A, is carried out according to the method described above to workpiece B Spraying, and workpiece A is removed, it is put into other workpiece to be sprayed.
Obviously, it is a continuous process to carry out Workpiece painting using apparatus of the present invention, working efficiency can be improved, using more A spray gun is carried out at the same time spraying to workpiece, reduces spraying number, greatly improves spray efficiency.Also, in spraying process It is middle that spray gun is adjusted at a distance from workpiece according to the shape or size feature of workpiece, make the spray film uniform one for being formed in workpiece surface It causes, improves coating quality.
Above disclosed is only presently preferred embodiments of the present invention, cannot limit the right of the present invention with this certainly Range, equivalent variations made by claim, are still within the scope of the present invention according to the present invention.

Claims (9)

1. a kind of point spray reciprocating engine, which is characterized in that the point spray reciprocating engine is arranged in spray room, including the first linear skate machine Structure and two spray gun units, two spray gun units are arranged in the first linear slide mechanism, each spray gun unit Including at least one spray gun;
Two spray gun units are sprayed for two opposite to workpiece simultaneously coating surfaces to be painted;First linear slide mechanism Drive spray gun unit close to each other when for becoming larger at a distance from coating surface to be painted of the spray gun with workpiece, and in spray gun and work The distance of the coating surface to be painted of part becomes hour drive spray gun unit and is relatively distant from;
First linear slide mechanism includes the first guide rail (6), synchronizes chain (7), mounting bracket (9) and the first driving mechanism, First guide rail (6) and the first driving mechanism are arranged in mounting bracket (9), and the both ends of first guide rail (6) respectively have one A connection end block (10), each connect are arranged on end block there are one the first synchronizing wheel (11), and the synchronous chain (7) is stretched in two In first synchronizing wheel (11), first driving mechanism is dynamic including the first driving motor (13) and with first driving motor The driving gear of power output end connection, the driving gear are engaged with synchronous chain (7).
2. point spray reciprocating engine according to claim 1, which is characterized in that the point spray reciprocating engine further includes second linear sliding Motivation structure, first linear slide mechanism are arranged in the second linear slide mechanism, the second linear slide mechanism and First Line Property sliding equipment be mutually perpendicular to, second linear slide mechanism is for driving the first linear slide mechanism to be waited for relative to workpiece Spray-coating surface moves back and forth.
3. point spray reciprocating engine according to claim 2, which is characterized in that the point spray reciprocating engine further includes being arranged second Workbench below linear slide mechanism, the workbench include pallet changer (1), are arranged on pallet changer and can revolve Turn from revolving worktable (2) and multiple settings from revolving worktable and rotatable work supporting block (3),
The work supporting block (3) carries workpiece (4) for holding in the palm, the workpiece for being used to carry work supporting block support from revolving worktable (2) (4) it rotates to the spraying area of spray gun unit.
4. point spray reciprocating engine according to claim 2 or 3, which is characterized in that two spray gun units are separately positioned on installation The both sides of holder (9), each spray gun unit include the first sliding block (8), spray gun connecting rod (12) and spray gun (5), the spray gun connecting rod (12) one end connection spray gun (5), the other end are connect with the first sliding block (8), and first sliding block (8) is socketed in the first guide rail On, the first sliding block (8) is connected with synchronous chain (7), and first sliding block (8) can lead in the drive lower edge first of synchronous chain (7) Rail moves.
5. point spray reciprocating engine according to claim 2 or 3, which is characterized in that second linear slide mechanism includes the Two guide rails (14), synchronous belt (15) and the second driving mechanism;One end of second guide rail (14) has connecting seat I, the other end With connecting seat II, second synchronizing wheel (17), the synchronous belt (15) are respectively provided on the connecting seat I and connecting seat II Tightly on two the second synchronizing wheels (17), the synchronous belt (15) is parallel with the second guide rail (14), the first linear skate machine The mounting bracket (9) of structure is connect with synchronous belt (15), also has second coordinated with the second guide rail (14) below mounting bracket (9) Sliding block (18), the synchronous belt (15) can drive mounting bracket (9) mobile under the driving of the second driving mechanism.
6. point spray reciprocating engine according to claim 5, which is characterized in that second driving mechanism is mounted on connecting seat I On, second driving mechanism includes the second driving motor (19), driving wheel (20), driven wheel (21) and endless belt (22), institute The output axis connection of driving wheel (20) and the second driving motor is stated, the output shaft of the driven wheel (21) and setting are in connecting seat I On the second synchronizing wheel (17) connection, the endless belt (22) is stretched on the driving wheel (20) and driven wheel (21).
7. point spray reciprocating engine according to claim 3, which is characterized in that the pallet changer (1) includes that rotation drives Motor II, the output shaft of the rotary drive motor II are connect with from revolving worktable (2), described to be arranged from revolving worktable (2) There are two one work supporting blocks (3) of output axis connection of rotary drive motor I, each rotary drive motor I.
8. a kind of method that point spray reciprocating engine using described in any one of claim 1-7 sprays workpiece, which is characterized in that Include the following steps:
S1, workpiece is placed in the spraying area of spray gun unit,
S2, the relative position for adjusting two spray gun units at a distance from the coating surface to be painted of workpiece according to spray gun, including control two Spray gun unit is close to each other or is relatively distant from;
S3, control spray gun unit simultaneously spray the coating surface to be painted of workpiece;
S4, it is reentered into the spraying area of spray gun unit after being rotated by 90 ° workpiece;
S5, the relative position for adjusting two spray gun units again at a distance from the coating surface to be painted of workpiece according to spray gun,
S6, control spray gun unit simultaneously spray the coating surface to be painted of workpiece.
9. according to the method described in claim 8, it is characterized in that,
The step S1 is specifically included:Workpiece is placed on work supporting block, rotary drive motor II work drives rotation work Platform rotates 90 °, and workpiece is rotated to the spraying area of spray gun unit;
The step S4 is specifically included:Rotary drive motor I work, makes the work supporting block that support carries workpiece be rotated by 90 °, to drive Workpiece is rotated by 90 °;
The step S3 and S6 includes:Second linear slide mechanism drives the first linear slide mechanism relative to the to be sprayed of workpiece Face moves back and forth, and spray gun unit moves under the drive of the first linear slide mechanism, the spray gun of spray gun unit in moving process Workpiece surface is sprayed.
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