CN209502046U - A kind of coat thickness detection device and its paint finishing - Google Patents
A kind of coat thickness detection device and its paint finishing Download PDFInfo
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- CN209502046U CN209502046U CN201822145084.4U CN201822145084U CN209502046U CN 209502046 U CN209502046 U CN 209502046U CN 201822145084 U CN201822145084 U CN 201822145084U CN 209502046 U CN209502046 U CN 209502046U
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Abstract
The utility model discloses a kind of coat thickness detection device and its paint finishings, including robotic arm, machine arm controller and thickness gauge, the thickness gauge, machine arm controller are connected on robotic arm, control the robotic arm movement to drive thickness gauge mobile and multiple spot detection；It further include work handling device, spray equipment, the spray equipment is provided with spray gun, the work handling device passes through spray equipment, the coat thickness detection device is arranged in the outlet side of spray equipment and towards workpiece, the spray gun and coat thickness detection device are connect with spray controller, and the spray controller controls the running parameter of spray gun according to coating layer thickness；The advantages of coat thickness detection device and its paint finishing are with can flexibly move, and can carry out multiple spot detection to the coating layer thickness of irregular special-shaped workpiece.
Description
Technical field
The utility model belongs to spraying equipment technical field, and in particular to a kind of coat thickness detection device and its spray
System.
Background technique
Powder spray is exactly the principle using high-pressure electrostatic corona field, puts in gun head metal water conservancy diversion and connects high pressure
Cathode is sprayed-on workpiece grounding and forms anode, makes to form a stronger static electric field between spray gun and workpiece.When as delivery
The compressed air of gas, when powdery paints is sent to the diversion rod of spray gun through tube cell from powder barrel, since diversion rod connects high pressure
The corona discharge that cathode generates, produces intensive negative electrical charge in its vicinity, makes negative electrical charge on powdery paints band, and enter electricity
The very high electrostatic field of field intensity, under the double action of electrostatic force and delivery gas, powdery paints equably flies to ground connection workpiece
Surface simultaneously forms the uniform powdery coating of thickness, and last powdery coating solidifies by high-temperature baking levelling, becomes the different (powder of effect
The variety classes effect of last coating) final coating.The spraying effect of powder spray is in mechanical strength, adhesive force, corrosion-resistant, resistance to
Aging etc. is better than lacquer spraying technique, therefore powder spray is widely used to the production and processings such as vehicle spray painting, furniture spray paint neck
In domain.For coating caused by spraying other than playing role in decoration to workpiece, main function is that workpiece is effectively protected,
To protect workpiece not by the erosion of external environment；In order to guarantee that coating plays corresponding protective effect to workpiece, it is therefore desirable to apply
Layer has certain thickness.But the coating thickness measuring device under the prior art is substantially fixed, i.e. coating layer thickness inspection
It surveys instrument and single-point type detection is carried out to the workpiece passed sequentially through on assembly line, but the often special-shaped work when spray piece is very
Part, by the way of fixed point detection cannot effective accurate detection shaped piece coating layer thickness.
Utility model content
In view of this, the purpose of the utility model is to provide one kind flexibly to be moved, and can be to irregular abnormity
The coating layer thickness of workpiece carries out the coat thickness detection device of multiple spot detection.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the utility model is
A kind of coat thickness detection device, including robotic arm, machine arm controller and thickness gauge, the Thickness sensitivity
Instrument is connected on the robotic arm, and the machine arm controller is connect with the robotic arm, controls the robotic arm movement with band
Move the mobile simultaneously multiple spot detection of the thickness gauge.
Preferably, the thickness gauge is heat wave thickness gauge or ultrasonic thickness detector.
Preferably, the freedom degree of the robotic arm is greater than or equal to 5.
Preferably, the thickness gauge determines coating layer thickness according to the detection data average value of multiple test points.
A kind of paint finishing, including work handling device, spray equipment, spray controller and coat thickness detection dress
It sets, the spray equipment is provided with spray gun, and the work handling device passes through the spray equipment, the coat thickness detection dress
Install the outlet side in the spray equipment, and towards workpiece, the spray gun and coat thickness detection device with the spray
Controller connection is applied, the spray controller controls the work of the spray gun according to the testing result of the coat thickness detection device
Make parameter.
Preferably, further include encoder, the encoder and the work handling device, machine arm controller and spraying
Controller connection, for recording the location of workpiece and being sent to the machine arm controller and spray controller.
Preferably, the spray equipment is provided with multiple spray guns, the robotic arm drives the coat thickness detection dress
It sets and carries out multiple spot detection corresponding to the spraying area of each spray gun on the workpiece.
Preferably, corresponding to the spraying area of each spray gun on the workpiece, along the shifting of the work handling device
Dynamic direction takes multiple points to carry out Thickness sensitivity, using the thickness average value of the multiple point as the coating layer thickness of the spraying area.
Technical effect caused by the utility model essentially consists in: by the way that cooperation is mutually tied by robot and detector, with
Realize that carrying out multi-region multiple spot to special-shaped workpiece detects the thickness of its coating, to improve the flexibility and standard of thickness detection apparatus
True property；Meanwhile the coating layer thickness measured is fed back to processor by detector, processor adjusts the spraying ginseng of spray gun in real time accordingly
Number, and then improve Workpiece painting quality.
Detailed description of the invention
It is more particularly described by the preferred embodiment in the utility model shown in the drawings, the above and other mesh of the utility model
, feature and advantage will become more fully apparent.Identical appended drawing reference indicates identical part in all the attached drawings, and does not carve
Meaning draws attached drawing by actual size equal proportion scaling, it is preferred that emphasis is shows this purport.
Fig. 1 is a kind of structural schematic diagram of coat thickness detection device in the utility model；
Fig. 2 is a kind of structural schematic diagram of paint finishing in the utility model.
Specific embodiment
Technical solutions of the utility model are described in further detail in the following with reference to the drawings and specific embodiments, so that this
The technical staff in field can better understand the utility model and can be practiced, in the present embodiment, it is to be understood that
Term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner",
The orientation or positional relationship of the instructions such as "outside" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing this reality
With novel, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construction and
Operation, therefore should not be understood as illustrated embodiment limitations of the present invention；In addition, in this embodiment as not special
Illustrate the connection or fixed form between component, connection or fixed form can be solid by bolt commonly used in the prior art
It is fixed or be welded and fixed or therefore the modes such as pin shaft is fixed are no longer described in detail in the present embodiment.
As shown in Figure 1, this embodiment offers a kind of coat thickness detection device 33, including the control of robotic arm 1, robotic arm
Device 3 and thickness gauge 2, thickness gauge 2 are bolted on the end on robotic arm 1, machine arm controller 3 and machine
Arm 1 is electrically connected, and machine arm controller 3 can select PCL controller, by being programmed accordingly to machine arm controller 3,
It is acted so as to control robotic arm 1 to drive thickness gauge 2 mobile and carry out multiple spot inspection to the workpiece that spraying terminates
It surveys, thickness gauge 2 detects multiple points of workpiece under the drive of robotic arm 1 according to can according to need, and calculates
The average value of multiple test points can determine coating layer thickness, so that the accuracy of spray piece detection is improved, especially for different
Shape part can carry out flexible spatial movement, to be conducive to abnormity since its structure is complex when using robotic arm 1
The detection of workpiece.
In a preferred embodiment, thickness gauge 2 is heat wave thickness gauge or ultrasonic thickness detector, the present embodiment
Middle selection is heat wave thickness gauge；Its working principle is, when workpiece is close to heat wave thickness gauge, the inspection of heat wave thickness
It surveys instrument transmission heat wave signal and reaches workpiece surface, heat wave can generate diffusing reflection in coating surface, and generate radiation, pass through detection
Back wave and radiated wave, which are realized, detects film thickness, and heat wave thickness gauge has when detecting coating layer thickness and do not contact coating
Feature, therefore will not destroy or damage coating.When heat wave thickness gauge receives the reflected back wave of workpiece surface and spoke
Ejected wave can obtain the heat wave phase difference value of film thickness, be converted to thickness data by comparing the phase for emitting heat wave and radiant heat wave
The thickness value of you can get it coating.
In a preferred embodiment, the freedom degree of robotic arm 1 is greater than or equal to 5.Robotic arm 1 in the present embodiment is 6 free
Robotic arm 1, also referred to as six-joint robot are spent, the robot of six degree of freedom can drive thickness gauge 2 to carry out complicated three-dimensional
Spatial movement, so that detector carries out corresponding coating inspection to workpiece especially special-shaped workpiece under the drive of robot
It surveys.In six-DOF robot in use, wherein, preceding three degree of freedom guidance is located at the detector of end to desired position,
Then three degree of freedom is used to determine the direction of the detector of end.Therefore, the task space of robotic arm 1 uses six-freedom degree
Thickness gauge 2 can be preferably driven to carry out detecting movement accordingly.Seven freedom can certainly be used as needed
Robot, also known as redundant robot, the axis additional compared to six-joint robot allow robot to hide certain specific targets, just
Thickness gauge 2 in end reaches specific position, more flexible can adapt to certain particular job environment
As shown in Fig. 2, this embodiment offers a kind of paint finishing, including work handling device 11, spray equipment, spraying
Controller 22 and coat thickness detection device 33, spray equipment are provided with spray gun 44, and work handling device 11 passes through spraying dress
It sets, the outlet side of spray equipment is arranged in coat thickness detection device 33, and fills towards workpiece, spray gun 44 and coat thickness detection
It sets 33 to connect with spray controller 22, spray controller 22 controls spray gun according to the testing result of coat thickness detection device 33
44 running parameter.Spray controller 22 can be PLC controller.In paint finishing work, workpiece to be sprayed is placed in
On transmission device, transmission device can be conveyer chain or conveyer belt, when workpiece passes through spray equipment, the work of 44 pairs of spray gun processes
Part carries out spraying operation, and when passing through coat thickness detection device 33 after the completion of spraying, robotic arm 1 drives 2 pairs of thickness gauge sprays
Coated workpiece carries out film thickness detection.It, will when coat thickness detection device 33 detects that defined value is not achieved in coating layer thickness
Corresponding information feeds back to spray controller 22, and spray controller 22 is controlled according to the testing result of coat thickness detection device 33
The running parameter of spray gun 44.
It in a preferred embodiment, further include encoder 55, encoder 55 and work handling device 11, machine arm controller 3
And spray controller 22 is electrically connected, for recording the location of workpiece and sending to machine arm controller 3 and spray controller 22.?
One piece of workpiece is opened up in spray controller 22 apart from address, and storage spray gun 44 arrives the distance of laser scanner in the address,
That is workpiece distance.Also open up one piece of storage address in machine arm controller 3, storage laser scanner to thickness gauge 2 it
Between distance, i.e. heat wave distance.When there is workpiece to enter laser scanner, i.e., triggering distance operation, the distance operation are based on volume
Code 55 pulse signal of device carries out, and when workpiece distance is equal to zero, i.e., workpiece is close to spray gun 44；When heat wave distance is equal to zero
When, i.e., workpiece is close to thickness gauge 2.
In a preferred embodiment, spray equipment is provided with multiple spray guns 44, and robotic arm 1 drives coating thickness measuring device 2 to exist
Multiple spot detection is carried out corresponding to the spraying area of each spray gun 44 on workpiece.When there is more spray guns 44 to spray workpiece,
Every individual spray gun 44 will form respective spraying area at work；Therefore, every spray gun 44 is corresponded on workpiece
Spraying area takes multiple points to carry out Thickness sensitivity, with the thickness average value of multiple points along the moving direction of work handling device 11
As the coating layer thickness of the spraying area, it can true add accurately coating layer thickness is measured in this way, while can also be accurate
Reflect the working condition of every spray gun 44, and then help to carry out real-time monitoring to the running parameter of spray gun 44.
As shown in Figs. 1-2, this embodiment offers a kind of spray painting control method, include the following steps:
Step 1: workpiece is sprayed with the spray gun 44 of spray equipment；
Step 2: in the outlet side of spray equipment, thickness gauge 2 is driven to be moved by robotic arm 1, on workpiece
Multiple positions carry out coat thickness detection, obtain workpiece coating layer thickness.When traditional spraying operation there is no to after spraying not
Cured coating carries out Thickness sensitivity, but surface coatings is waited to complete the detection for carrying out coating film thickness after solidifying again, in this way
It is unfavorable for effective real time correction spray parameters；Especially in streamlined spraying operation, once workpiece coating layer thickness is not achieved
Pre-provisioning request, the workpiece that frequently can lead to a batch need to carry out reworked processing, therefore immediately to not solid after coating spraying
The coating of change is detected, to be conducive to the real-time control to Workpiece painting quality.
Step 3: the running parameter of spray gun 44 is adjusted according to workpiece coating layer thickness.
In a preferred embodiment, in step 1, workpiece is sprayed using multiple spray guns 44, each spray gun 44 is in work
A spraying area is formed on part, can effectively increase the spraying covering surface to workpiece using more spray guns 44, i.e. raising workpiece
Spray efficiency.
In step 2, multiple spot detection is carried out corresponding to the spraying area of each spray gun 44 on workpiece, with multiple points
Coating layer thickness of the thickness average value as the spraying area, when using more 44 work compounds of spray gun, respectively to every spray gun
44 spraying area carries out coat thickness detection, helps to carry out real-time control to the working condition of spray gun 44.Because every can
There are the nozzle of spray gun 44 since the speed of rushing of powdery paints washes away and causes different abrasions, and then it still will appear every spray gun
Although 44 running parameter adjustment is the same, the inconsistent situation of the coating layer thickness of spraying.
In step 3, coat thickness detection device 33 detects the coating layer thickness of the spraying area of every spray gun 44, and will
Corresponding parameter feeds back to spray controller 22 by machine arm controller 3, and spray controller 22 adjusts corresponding spray gun 44 accordingly
Running parameter.
In a preferred embodiment, in step 2, the spraying area of each spray gun 44 is corresponded on workpiece, along workpiece
Moving direction is taken multiple points to carry out Thickness sensitivity and is taken using the thickness average value of multiple points as the coating layer thickness of the spraying area
The average value of multiple measurement points can reflect the thickness value of coating on the whole, that is, avoid coating layer thickness when spot measurement not
Up to standard or thickness gauge 2 detection misalignment and cause the adjustment to 44 parameter of spray gun.
Technical effect caused by the utility model essentially consists in: being matched by mutually tying robot with thermal wave detection instrument
It closes, to realize that carrying out multi-region multiple spot to special-shaped workpiece detects the thickness of its coating, to improve being applicable in for thickness detection apparatus
Property；Secondly, according to the measurement to coating layer thickness and feeding back to processor, processor adjusts the spray parameters of spray gun in real time accordingly,
And then improve Workpiece painting quality.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of coat thickness detection device, it is characterised in that: including robotic arm, machine arm controller and thickness gauge, institute
It states thickness gauge to be connected on the robotic arm, the machine arm controller is connect with the robotic arm, controls the machine
Arm movement is to drive the thickness gauge mobile and multiple spot detection.
2. coat thickness detection device as described in claim 1, it is characterised in that: the thickness gauge is the inspection of heat wave thickness
Survey instrument or ultrasonic thickness detector.
3. coat thickness detection device as described in claim 1, it is characterised in that: the freedom degree of the robotic arm is greater than or waits
In 5.
4. coat thickness detection device as described in claim 1, it is characterised in that: the thickness gauge is according to multiple detections
The detection data average value of point determines coating layer thickness.
5. a kind of paint finishing, which is characterized in that including work handling device, spray equipment, spray controller and such as right
It is required that 1 to 4 described in any item coat thickness detection devices, the spray equipment are provided with spray gun, the work handling device
Across the spray equipment, the coat thickness detection device is arranged in the outlet side of the spray equipment, and towards workpiece, institute
It states spray gun and coat thickness detection device is connect with the spray controller, the spray controller is according to the coating layer thickness
The testing result of detection device controls the running parameter of the spray gun.
6. paint finishing as claimed in claim 5, it is characterised in that: it further include encoder, the encoder and the workpiece
Transmission device, machine arm controller and spray controller connection, for recording the location of workpiece and being sent to the robotic arm control
Device and spray controller.
7. paint finishing as claimed in claim 5, it is characterised in that: the spray equipment is provided with multiple spray guns, the machine
Device armband moves the spraying area progress multiple spot detection that the coat thickness detection device corresponds to each spray gun on the workpiece.
8. paint finishing as claimed in claim 7, it is characterised in that: correspond to the spraying area of each spray gun on the workpiece
Domain takes multiple points to carry out Thickness sensitivity, with the thickness average value of the multiple point along the moving direction of the work handling device
Coating layer thickness as the spraying area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145084.4U CN209502046U (en) | 2018-12-20 | 2018-12-20 | A kind of coat thickness detection device and its paint finishing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145084.4U CN209502046U (en) | 2018-12-20 | 2018-12-20 | A kind of coat thickness detection device and its paint finishing |
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| CN209502046U true CN209502046U (en) | 2019-10-18 |
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| CN201822145084.4U Active CN209502046U (en) | 2018-12-20 | 2018-12-20 | A kind of coat thickness detection device and its paint finishing |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499796A (en) * | 2018-12-20 | 2019-03-22 | 广州帆智能自动化设备有限公司 | A kind of coat thickness detection device and its paint finishing and spray painting control method |
| CN112577553A (en) * | 2021-01-06 | 2021-03-30 | 伟创力电子技术(苏州)有限公司 | Combined clamp for measuring flux flow and welding tip height |
| CN113967548A (en) * | 2021-10-11 | 2022-01-25 | 重庆特铺路面工程技术有限公司 | Automatic spraying robot with thickness detection function |
| CN115011908A (en) * | 2022-06-14 | 2022-09-06 | 广东省源天工程有限公司 | Rare earth aluminum alloy anticorrosion thermal spraying construction method suitable for seawater environment |
-
2018
- 2018-12-20 CN CN201822145084.4U patent/CN209502046U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499796A (en) * | 2018-12-20 | 2019-03-22 | 广州帆智能自动化设备有限公司 | A kind of coat thickness detection device and its paint finishing and spray painting control method |
| CN109499796B (en) * | 2018-12-20 | 2024-10-18 | 广东泽亨智能科技有限公司 | Coating thickness detection device, spraying system and spraying control method thereof |
| CN112577553A (en) * | 2021-01-06 | 2021-03-30 | 伟创力电子技术(苏州)有限公司 | Combined clamp for measuring flux flow and welding tip height |
| CN113967548A (en) * | 2021-10-11 | 2022-01-25 | 重庆特铺路面工程技术有限公司 | Automatic spraying robot with thickness detection function |
| CN115011908A (en) * | 2022-06-14 | 2022-09-06 | 广东省源天工程有限公司 | Rare earth aluminum alloy anticorrosion thermal spraying construction method suitable for seawater environment |
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