CN112354713B - Spray gun coating device - Google Patents
Spray gun coating device Download PDFInfo
- Publication number
- CN112354713B CN112354713B CN202011200236.1A CN202011200236A CN112354713B CN 112354713 B CN112354713 B CN 112354713B CN 202011200236 A CN202011200236 A CN 202011200236A CN 112354713 B CN112354713 B CN 112354713B
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- Prior art keywords
- spray gun
- syringe
- bearing
- liquid channel
- base
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/01—Spray pistols, discharge devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
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- Nozzles (AREA)
Abstract
本发明公开了一种喷枪涂料装置，包括基座、安装在所述基座上的喷枪本体、安装在所述基座上的卡座、安装在所述卡座上的注射器、安装在所述基座上的直线运动驱动器、安装在所述直线运动驱动器上并用于驱动所述注射器的芯杆移动的挤压件；所述卡座上设有用于所述注射器的针筒卡入的凹槽，所述注射器的针筒具有凸缘，所述凸缘抵靠在所述卡座的外侧，所述喷枪本体的进夜口与所述注射器的注射口连通，所述凹槽的内壁上设有第一缺口和第二缺口，所述第一缺口和所述第二缺口以所述注射器的针筒的轴线为中心对称分布。本发明可以实现自动化喷涂的同时能够快速更换涂料，属于喷枪涂料机构的技术领域。
The present invention discloses a spray gun coating device, comprising a base, a spray gun body mounted on the base, a cartridge mounted on the base, a syringe mounted on the cartridge, a linear motion driver mounted on the base, and an extrusion member mounted on the linear motion driver and used to drive the core rod of the syringe to move; the cartridge is provided with a groove for the syringe barrel of the syringe to be inserted, the syringe barrel of the syringe has a flange, the flange abuts against the outside of the cartridge, the night inlet of the spray gun body is connected with the injection port of the syringe, the inner wall of the groove is provided with a first notch and a second notch, the first notch and the second notch are symmetrically distributed with the axis of the syringe barrel of the syringe as the center. The present invention can realize automatic spraying and rapid replacement of coatings at the same time, and belongs to the technical field of spray gun coating mechanisms.
Description
Technical Field
The invention relates to the technical field of spray gun coating mechanisms, in particular to a spray gun coating device.
Background
In the traditional paint preparation process, manual weighing, configuration, dispersion and other processes are needed, and after the paint formula is prepared, the paint is manually prepared for detecting each performance of the paint. The batching and sample preparation processes have too many defects in energy conservation, environmental protection and efficiency. In particular, in the process of developing samples in a laboratory, too much manpower and material resources are required to be consumed each time, the spray gun and a coating pipeline are required to be cleaned when the spray material sample is replaced by the existing spraying equipment, the spray gun is connected to a corresponding charging basket, the coating consumption is large, the samples in the developing process are generally less, and the method is not suitable for developing and proofing in a small dosage. The process is quite complex and cannot meet the requirements of intelligent manufacturing.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to provide a spray gun coating device which can realize automatic spraying and simultaneously can quickly replace coating.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a spray gun coating device comprises a base, a spray gun body, a clamping seat, a syringe, a linear motion driver and an extrusion piece, wherein the spray gun body is arranged on the base;
the clamping seat is provided with a groove for clamping the syringe of the injector, the syringe of the injector is provided with a flange, the flange is propped against the outer side of the clamping seat, and the night inlet of the spray gun body is communicated with the injection port of the injector.
Further, a first notch and a second notch are arranged on the inner wall of the groove, and the first notch and the second notch are symmetrically distributed by taking the axis of the syringe of the injector as the center.
The injection device comprises a spray gun body, a spray gun, a sealing plug, a connecting piece, a sealing plug and a connecting piece, wherein the inner wall of the groove is also provided with an injection hole for inserting a needle of the syringe and a first liquid channel communicated with the injection hole, the needle installed at the injection hole of the syringe penetrates through the sealing plug and stretches into the first liquid channel, the connecting piece is fixedly arranged on the clamping seat and connected with the spray gun body, a second liquid channel is arranged in the connecting piece, and a night inlet of the spray gun body is communicated with the first liquid channel through the second liquid channel.
Further, the spray gun coating device also comprises an infrared distance sensor arranged on the base, a through hole is formed in the extrusion piece, and rays of the infrared distance sensor penetrate through the through hole and irradiate on a core rod of the injector.
The linear motion driver comprises a first support, a second support, a first synchronous belt wheel, a second synchronous belt wheel, a motor, a synchronous belt and a driving block, wherein the first support and the second support are both fixed on the base, the first synchronous belt wheel is rotatably installed on the first support, the second synchronous belt wheel is rotatably installed on the second support, the output end of the motor is connected with the first synchronous belt wheel and the second synchronous belt wheel, the synchronous belt is sleeved on the first synchronous belt wheel and the second synchronous belt wheel, the driving block is fixed on the synchronous belt, and the extrusion piece is fixed on the driving block.
The linear motion driver further comprises a first wheel shaft, a first bearing and a second bearing are rotatably arranged on the first support, a first mounting groove is formed between the first bearing and the second bearing, one end of the first wheel shaft is arranged on the first bearing, the other end of the first wheel shaft is arranged on the second bearing and is connected with the output end of the motor, and the first synchronous belt wheel is positioned in the first mounting groove and is fixedly arranged on the first wheel shaft.
The linear motion driver further comprises a second wheel shaft, a third bearing and a fourth bearing are rotatably arranged on the second support, a second mounting groove is formed between the third bearing and the fourth bearing, one end of the second wheel shaft is arranged on the third bearing, the other end of the second wheel shaft is arranged on the fourth bearing, and the second synchronous pulley is located in the second mounting groove and fixedly arranged on the second wheel shaft.
The linear motion driver further comprises a sleeper fixed on the base, a guide rail fixed on the sleeper and a sliding block installed on the guide rail in a sliding mode, wherein the sliding block is fixed on the synchronous belt, and the sliding block and the driving block are symmetrically distributed on two sides of the synchronous belt.
Further, the spray gun coating device also comprises a photoelectric switch arranged on the base and a sensing piece which is fixed relative to the driving block and used for blocking the emitted light of the photoelectric switch.
The linear motion driver further comprises a dust cover, a strip-shaped groove is formed in the dust cover, the synchronous belt extends out of the strip-shaped groove, the first support, the second support, the first synchronous belt wheel and the second synchronous belt wheel are all located in the dust cover, and the driving block is located outside the dust cover.
Compared with the prior art, the device has the beneficial effects that the device can directly contain the film forming substances by utilizing the cavity of the needle cylinder of the injector, the injector is arranged on the clamping seat, the injector injects the paint to the spray gun body under the driving of the linear motion driver, and the spray gun body realizes automatic discharging and film forming. In the use process, the paint with different formulas is replaced by replacing different syringes, so that quick replacement and sample preparation are realized, manpower and material resources are saved, and the method is suitable for small-dose research and development and sample preparation. The device has few common paint pipelines, is convenient for automatic cleaning, and is quick and convenient. The application can keep the spraying performance of the spray gun bodies of all brands and models, and can replace the spray gun bodies of all brands and models at any time, so that the application range of the spray gun coating device is wider. The device adopts the disposable injector, can realize the quick replacement of the paint and the small-dose spraying, and is particularly suitable for laboratory spraying and proofing. The device can automatically place the injector by manually placing the injector or matching with a special mechanism or a robot and the like. The interior of the spray gun body, the first liquid channel and the second liquid channel are in a vacuum state in a working state, so that the automatic color change and automatic spraying of the small-dose paint can be realized.
Drawings
Fig. 1 is a schematic structural view of a spray gun coating device.
Fig. 2 is a schematic view of the structure of the spray gun body, the clamping seat and the injector.
Fig. 3 is a cross-sectional view of the spray gun body, cartridge, and syringe.
Fig. 4 is an enlarged view at a of fig. 3.
Fig. 5 is a schematic structural view of the linear motion actuator.
Fig. 6 is a schematic diagram of another view of a linear motion actuator.
Fig. 7 is a schematic view of the structure of the dust cap.
In the figure, 1 is a base, 2 is a spray gun body, 3 is a clamping seat, 4 is an injector, 5 is a linear motion driver, 6 is an extrusion, 7 is an adapter, 8 is an infrared distance sensor, 9 is a photoelectric switch, 10 is an induction piece, 11 is a dust cover, 12 is a strip-shaped groove, 21 is a third liquid channel, 22 is a detection hole, 31 is a groove, 32 is a first notch, 33 is a second notch, 34 is an injection hole, 35 is a first liquid channel, 36 is a sealing plug, 41 is a needle cylinder, 42 is a core rod, 43 is a needle, 44 is a flange, 50 is a motor, 51 is a first support, 52 is a second support, 53 is a first synchronous pulley, 54 is a second synchronous pulley, 55 is a synchronous belt, 56 is a driving block, 57 is a sleeper, 58 is a guide rail, 59 is a sliding block, 61 is a through hole, 71 is a second liquid channel, 111 is a first limiting block, 112 is a second limiting block, 113 is a shaft hole, 510 is a first shaft, 511 is a first shaft bearing, 512 is a second shaft, 520 is a third shaft bearing 521, 522 is a fourth bearing.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intermediate medium, or connected in the interior of two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
For convenience of description, the up-down direction hereinafter referred to is identical to the up-down direction of fig. 1 itself unless otherwise stated.
As shown in fig. 1 to 4, the present embodiment provides a spray gun coating device comprising a base 1, a spray gun body 2 mounted on the base 1, a cartridge 3 mounted on the base 1, a syringe 4 mounted on the cartridge 3, a linear motion driver 5 mounted on the base 1, a pressing member 6 mounted on the linear motion driver 5 and used for driving a core rod 42 of the syringe 4 to move, wherein the spray gun body 2 can spray coating after atomizing, a needle cylinder 41 of the syringe 4 is mounted on the cartridge 3 after the coating is mounted thereon, then the pressing member 6 is driven by the linear motion driver 5 to press the core rod 42 of the syringe 4, and the core rod 42 pushes a piston of the syringe 4 to inject the coating in the needle cylinder 41 into the spray gun body 2, and finally the coating is sprayed from a nozzle of the spray gun body 2.
The clamping seat 3 is provided with a groove 31 for clamping in the needle cylinder 41 of the injector 4, the needle cylinder 41 of the injector 4 is provided with a flange, the flange is abutted against the outer side of the clamping seat 3, and the night inlet of the spray gun body 2 is communicated with the injection port of the injector 4. The linear motion driver 5 is vertically placed, and the linear motion driver 5 drives the extrusion block to move up and down in the vertical direction. The cassette 3 is cylindricly, recess 31 is offered on the circumference side of cassette 3, the up end of cassette 3 is equipped with the jack that communicates with recess 31, when syringe 4 installs on cassette 3, syringe 41 of syringe 4 removes along the horizontal direction and gets into recess 31 from the circumference side of cassette 3, be equipped with the flange on the circumference side of the upper end of syringe 41, after syringe 41 card goes into recess 31, the flange is located on the up end of cassette 3 and contacts with the up end of cassette 3, when extrusion piece 6 downwardly extrusion core bar 42, the up end of cassette 3 provides holding power for syringe 41, prevent that syringe 41 from moving downwards. By abutting the flange against the upper end surface of the holder 3, the degree of freedom of the cylinder 41 in the vertical direction can be effectively restricted as long as the diameter of the cylinder 41 is smaller than the width of the groove 31, preventing the cylinder 41 from moving when the extrusion 6 extrudes the core rod 42. The design of the present application is more applicable to the syringe 41 than by providing a hole having the same diameter as the syringe 41.
Specifically, in one embodiment, the inner wall of the groove 31 is provided with a first notch 32 and a second notch 33, and the first notch 32 and the second notch 33 are symmetrically distributed about the axis of the cylinder 41 of the injector 4. After the cylinder 41 of the injector 4 is filled with paint, it can be placed in the recess 31 of the cartridge 3 by means of a manual or mechanical arm or the like. The needle cylinder 41 is located between the first notch 32 and the second notch 33, the first notch 32 and the second notch 33 are respectively located at two sides of the needle cylinder 41, when the needle cylinder 41 is held by a manual or mechanical hand or the like to put the needle cylinder 41 into the groove 31 from the horizontal direction, the inner wall of the groove 31 can block the movement of a hand or a mechanical hand, and the first notch 32 and the second notch 33 can avoid the hand or the mechanical hand, so that the hand or the mechanical hand can enter the groove 31, and the needle cylinder 41 is conveniently put into.
Specifically, in one embodiment, an injection hole 34 for inserting a needle 43 of the injector 4 and a first liquid channel 35 communicated with the injection hole are further formed on the inner wall (bottom) of the groove 31, a sealing plug 36 is arranged between the injection hole 34 and the first liquid channel 35, the needle 43 installed at the injection hole of the injector 4 penetrates through the sealing plug 36 to extend into the first liquid channel 35, an adapter 7 connected with the spray gun body 2 is fixedly arranged on the clamping seat 3, a second liquid channel 71 is arranged in the adapter 7, and an inlet and outlet of the spray gun body 2 is communicated with the first liquid channel 35 through the second liquid channel 71. When the flange of the cylinder 41 abuts against the upper end surface of the holder 3, the needle 43 at the injection port of the syringe 4 is inserted into the first liquid passage 35 after passing through the sealing plug 36 from above downward. The sealing plug 36 may act as an air barrier, such that the first liquid channel 35, the second liquid channel 71 and the pipes inside the spray gun body 2 are separated from the outside, preventing air from entering. The first liquid passage 35 penetrates the lower end surface of the cartridge 3 from top to bottom.
Specifically, in one embodiment, a gap exists between the lower end of the syringe 41 of the injector 4 and the inner wall of the groove 31 provided with the injection hole 34, so that the lower end of the syringe 41 is prevented from being broken due to extrusion of the injection port at the lower end of the syringe 41 and the inner wall of the groove 31, and meanwhile, air flowing out of the injection hole 34 is also facilitated, and gas pressure in the injection hole 34 caused by blocking of the outlet of the injection hole 34 by the lower end of the syringe 41 is prevented from passing through the tiny pinholes on the sealing plug 36 to cause gas to enter the first liquid channel 35.
Specifically, in one embodiment, the spray gun body 2 has a third liquid channel communicating with the nozzle, one end of the adapter 7 is fixedly connected with the lower end surface of the card seat 3, and the other end of the adapter 7 is inserted into the third liquid channel.
Specifically, in one embodiment, the spray gun body 2 further has a detection hole 22 communicating with the third liquid passage 21, and a detector for detecting the pressure of the third liquid passage is mounted on the detection hole.
Specifically, in one embodiment, the first liquid channel 35 and the second liquid channel 71 in the adapter 7 are both evacuated, so that the second liquid channel 71 has a suction force, and after the paint is injected into the first liquid channel 35 by the injector 4, the paint is sucked onto the third liquid channel in the spray gun body 2 by using the suction force of the second liquid channel 71.
Specifically, in one embodiment, the spray gun coating device further comprises an infrared distance sensor 8 mounted on the base 1, and the extrusion 6 is provided with a through hole 61, and rays of the infrared distance sensor 8 pass through the through hole 61 to be irradiated on the core rod 42 of the syringe 4. The infrared distance sensor 8 is fixed on the base 1 and is positioned right above the extrusion 6, the positions of different core bars 42 of the amount of paint in the needle cylinder 41 are different, the transmitting end of the infrared distance sensor 8 transmits infrared rays from top to bottom, the infrared rays are reflected to the receiving end of the infrared distance sensor 8 through the upper end face of the core bar 42, and the distance of the core bar 42 is calculated through the receiving and transmitting time difference, so that the linear motion driver 5 can accurately control the extrusion 6 to accurately reach the upper end face of the core bar 42 and contact with the upper end face of the core bar 42. The infrared distance sensor 8 can detect the position of the core rod 42 of the injector 4 and detect whether the injector 4 exists on the clamping seat 3, so that the movement of the linear movement driver 5 can be accurately controlled.
As shown in fig. 5 to 7, in particular, in one embodiment, the linear motion actuator 5 includes a first holder 51 and a second holder 52 each fixed to the base 1, a first timing pulley 53 rotatably mounted on the first holder 51, a second timing pulley 54 rotatably mounted on the second holder 52, a motor 50 having an output end connected to a first and a second timing belt 55, a timing belt 55 fitted over the first and second timing pulleys 53 and 54, a driving block 56 fixed to the timing belt 55, and the pressing member 6 is fixed to the driving block 56. The first support 51 and the second support 52 are spaced apart in the vertical direction, and the motor 50 drives the first synchronous pulley 53 to rotate, so that the synchronous belt 55 moves, and finally the driving block 56 fixed on the synchronous belt 55 drives the extrusion 6 to move.
Specifically, in one embodiment, the linear motion actuator 5 further includes a first wheel shaft 510, a first bearing 511 and a second bearing 512 are rotatably mounted on the first support 51, a first mounting groove is provided between the first bearing 511 and the second bearing 512, one end of the first wheel shaft 510 is mounted on the first bearing 511, the other end of the first wheel shaft 510 is mounted on the second bearing 512 and connected to the output end of the motor 50, and a first synchronous pulley 53 is located in the first mounting groove and fixedly mounted on the first wheel shaft 510. The first synchronous pulley 53 and the first wheel shaft 510 are respectively provided with a first key groove, the first synchronous pulley 53 and the first wheel shaft 510 are fixedly connected with the key grooves through the matching of the first connecting key, and the first synchronous pulley 53 and the first wheel shaft 510 are coaxial and synchronously rotate.
Specifically, in one embodiment, the linear motion actuator 5 further includes a second wheel shaft 520, a third bearing 521 and a fourth bearing 522 are rotatably mounted on the second support 52, a second mounting groove is formed between the third bearing 521 and the fourth bearing 522, one end of the second wheel shaft 520 is mounted on the third bearing 521, the other end of the second wheel shaft 520 is mounted on the fourth bearing 522, and the second synchronous pulley 54 is located in the second mounting groove and fixedly mounted on the second wheel shaft 520. The second synchronous pulley 54 and the second wheel shaft 520 are respectively provided with a first key groove, the second synchronous pulley 54 and the second wheel shaft 520 are fixedly connected with the second key grooves through the second connecting key, and the second synchronous pulley 54 and the second wheel shaft 520 rotate coaxially and synchronously.
Specifically, in one embodiment, the linear motion actuator 5 further includes a sleeper 57 fixed on the base 1, a guide rail 58 fixed on the sleeper 57, and a slider 59 slidably mounted on the guide rail 58, wherein the slider 59 is fixed on the timing belt 55, and the slider 59 and the driving block 56 are symmetrically distributed on both sides of the timing belt 55. The direction of movement of the slider 59 is the same as the opposite direction of movement of the timing belt 55. The hold-in range 55 is the ring-type, and sleeper 57 is located the side of hold-in range 55, and guide rail 58 is fixed in the side of sleeper 57, and guide rail 58 and slider 59 all are located the inner ring of hold-in range 55, and hold-in range 55 centre gripping is between slider 59 and drive piece 56, and slider 59 and drive piece 56 symmetric distribution are in the both sides of hold-in range 55, and slider 59 and drive piece 56 are fixed relatively.
Specifically, in one embodiment, the spray gun paint device further includes a photo switch 9 mounted on the base 1 and a sensing piece 10 fixed opposite to the driving block 56 and for blocking the emitted light of the photo switch 9. The opto-electronic switch 9 is located above the base 1 and close to the first support 51. The photoelectric switch 9 has a radiation emitting end and a radiation receiving end, the radiation emitting end and the radiation receiving end are horizontally distributed at intervals, the sensing piece 10 is fixed on the sliding block 59, and when the driving block 56 is located at the original position (close to the first support 51), the sensing piece 10 blocks the radiation generated by the photoelectric switch 9, so as to determine whether the driving block 56 of the linear motion driver 5 is located at the original position.
Specifically, in one embodiment, the linear motion actuator 5 further comprises a dust cover 11, the dust cover 11 is provided with a strip-shaped groove 12, a part of the synchronous belt 55 is positioned in the dust cover, the rest part of the synchronous belt extends out of the strip-shaped groove 12, the first support 51, the second support 52, the first synchronous pulley 53 and the second synchronous pulley 54 are positioned in the dust cover 11, and the driving block 56 is positioned outside the dust cover 11. The outside of dust cover 11 is equipped with first stopper 111 and second stopper 112, and first stopper and second stopper are located the upper and lower both ends of bar groove 12 respectively, and first stopper and second stopper can prevent that drive piece 56 from exceeding extreme position and preventing that drive piece 56 from bumping when sliding from top to bottom.
Specifically, in one embodiment, the first limiting block and the second limiting block are provided with a belt opening through which the synchronous belt passes, and the synchronous belt returns to the dust cover from the belt opening when rotating, so that the dust prevention effect of the first synchronous belt pulley and the second synchronous belt pulley is better.
Specifically, in one embodiment, the side of the dust cover 11 is provided with a shaft hole 113 for the output shaft of the motor to pass through.
The invention has the working process that firstly, the injector is put into the groove of the clamping seat in a manual or mechanical arm mode, and then the injector moves downwards after horizontally moving into the groove, so that the needle head passes through the sealing plug from top to bottom to enter the first liquid channel while the lower end face of the flange of the syringe is abutted against the upper end face of the base, and the first notch and the second notch can allow hands or mechanical arms to enter, thereby avoiding the interference of the clamping seat on the injector. After the injector is placed, the infrared distance sensor detects the distance position of the core rod of the injection needle, then the extrusion piece is driven to move downwards through the linear motion driver, the lower surface of the extrusion piece is enabled to stop after touching the upper end of the core rod, when the injection of paint into the spray gun body is required, the linear motion driver is started, the extrusion piece is driven by the linear motion driver to extrude the core rod of the injector, the paint on the injector is injected into the spray gun body, and finally the spray is carried out through the spray gun body. Different injectors can be provided with different coatings, when the different coatings are required to be replaced for spraying, only the injectors are required to be replaced, cleaning liquid such as tenna water can be filled in the injectors, before the different coatings are required to be replaced, channels on the inner wall of the clamping seat, the adapter and the spray gun body are required to be cleaned, the tenna water is injected through the steps, and finally the injectors filled with other coatings are replaced.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011200236.1A CN112354713B (en) | 2020-10-30 | 2020-10-30 | Spray gun coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011200236.1A CN112354713B (en) | 2020-10-30 | 2020-10-30 | Spray gun coating device |
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| CN112354713A CN112354713A (en) | 2021-02-12 |
| CN112354713B true CN112354713B (en) | 2025-07-08 |
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| CN114052001B (en) * | 2021-11-16 | 2023-05-26 | 贵州电网有限责任公司 | Bird repellent device for QY type transformer station live equipment |
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| CN112354713A (en) | 2021-02-12 |
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