CN210434993U - Portable spray gun cleaning machine - Google Patents

Portable spray gun cleaning machine Download PDF

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Publication number
CN210434993U
CN210434993U CN201921219334.2U CN201921219334U CN210434993U CN 210434993 U CN210434993 U CN 210434993U CN 201921219334 U CN201921219334 U CN 201921219334U CN 210434993 U CN210434993 U CN 210434993U
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CN
China
Prior art keywords
cleaning machine
spray gun
shell
nozzle
cylindrical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201921219334.2U
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Chinese (zh)
Inventor
钟笑凯
李文涛
丛红钏
钱丽娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Jiliang University
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China Jiliang University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201921219334.2U priority Critical patent/CN210434993U/en
Application granted granted Critical
Publication of CN210434993U publication Critical patent/CN210434993U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a portable spray gun cleaning machine, including cleaning machine shell, nozzle brushing device, choking device, collection device, top cap and bottom, nozzle brushing device and choking device wash spray gun nozzle surface and spray gun inner flow way respectively, and collection device is responsible for collecting the waste liquid that produces in the cleaning process. The spray gun is connected with an air source, a spray nozzle of the spray gun is placed in the shell of the cleaning machine, a switch of the cleaning machine is turned on, and a trigger of the spray gun is pressed at the same time. The utility model discloses can carry out high-efficient washing to flow passage in spray gun nozzle and the spray gun on the basis of not disassembling the spray gun, effectively avoided the injury that manual washing caused the human body, the mechanism is simple, small in size.

Description

Portable spray gun cleaning machine
Technical Field
The utility model relates to a spray gun belt cleaning device specifically is a portable cleaning machine to pneumatic gravity type spray gun.
Background
The spray gun is mainly applied to surface treatment, the used materials are mainly paint, and after the paint spraying is finished, a large amount of paint can be remained on the surface of the spray gun and an inner flow passage, so that the spray gun needs to be cleaned as soon as possible. The traditional spray gun cleaning method is to disassemble the spray gun and soak the spray gun in the diluent, and then a worker manually brushes the surface of the spray gun and the inner flow passage, so that the time and the labor are wasted, the efficiency is low, and the diluent has strong volatility and is easy to cause damage to a human body.
Chinese patent application publication No. CN109225735A discloses a spray gun cleaning machine, which can automatically clean the surface of a spray gun, but does not clean the inner flow passage of the spray gun, and paint residues are easily left in the interior of the spray gun, thereby causing pollution to subsequent spraying.
Disclosure of Invention
The utility model provides a can realize the high-efficient abluent portable spray gun cleaning machine of spray gun nozzle and interior runner on the basis of not disassembling the spray gun to the not enough that prior art exists.
In order to achieve the above purpose, the utility model provides the following technical scheme: a portable spray gun cleaning machine comprises a cleaning machine shell, a spray nozzle brushing device, a blocking device, a collecting device, a top cover and a bottom cover, wherein the spray nozzle brushing device and the blocking device respectively clean the outer surface of a spray nozzle of a spray gun and a flow passage in the spray gun, and the collecting device is responsible for collecting waste liquid generated in the cleaning process.
Further, a cleaning groove is arranged on the shell of the cleaning machine, and a water outlet is formed in the bottom of the cleaning groove.
With this arrangement, the cleaning tank serves as a place for performing a cleaning operation, and the waste liquid in the cleaning tank can flow into the collection substrate through the drain port.
Furthermore, eight screw holes are formed in the top of the shell of the cleaning machine, and the top cover is fixed with the shell of the cleaning machine through screws; the bottom of the cleaning machine shell is provided with a battery bin and is provided with four screw holes, and the bottom cover is fixed with the cleaning machine shell through screws.
Furthermore, the side surface of the shell of the cleaning machine is provided with an exhaust hole.
By the design, in the cleaning process, a large amount of gas sprayed by the pneumatic spray gun enters the cleaning tank, passes through the water outlet to reach the collecting substrate, and is finally discharged through the exhaust hole to keep the air pressure inside and outside the cleaning tank balanced.
Furthermore, a nozzle clamping groove and a limiting hole are formed in the shell of the cleaning machine, teeth are arranged on the nozzle clamping groove and are matched with the outer surface of a spray gun nozzle, the limiting hole is used for limiting the depth of the nozzle entering the cleaning machine, and a rubber gasket is arranged on the inner wall.
So design, can fix the spray gun on the cleaning machine fast, reliable and stable, the rubber packing ring has improved the gas tightness of being connected between spray gun and the cleaning machine.
Furthermore, the nozzle brushing device comprises a motor, a coupler, a pinion, a transmission shaft, a middle gear, a circular brush and a first shaft sleeve, wherein two ends of the transmission shaft are supported on the shell of the cleaning machine through bearings, and the pinion and the middle gear are respectively arranged at two ends of the transmission shaft; the motor is arranged on the shell of the cleaning machine, and an output shaft of the motor is connected with one end of the transmission shaft through a coupler; the circular brush and the bearing are in interference fit and are arranged on the shell of the cleaning machine, the position of the bearing is fixed by the first shaft sleeve, one end of the circular brush is a soft brush, a through hole is formed in the center of the soft brush, the other end of the soft brush is provided with teeth, the modulus and the tooth number of the soft brush are the same as those of the middle gear, and the soft brush and the middle gear are meshed with.
According to the design, the nozzle brushing device is powered by the motor, the motor drives the transmission shaft through the coupler, and then the circular brush is finally driven to brush the surface of the spray gun nozzle through the gear transmission between the middle gear and the circular brush.
Furthermore, the mouth blocking device comprises a cylindrical cam, a second shaft sleeve, a long shaft sleeve, a large gear, a cylindrical jacking block and a driven piece, wherein a curved groove is formed in the cylindrical surface of the cylindrical cam, one end of the cylindrical cam is supported on the shell of the cleaning machine through a bearing and is provided with the second shaft sleeve to limit the axial movement of the cylindrical cam, and the other end of the cylindrical cam is arranged in the driven piece; the cylindrical top block is arranged on the cylindrical surface of the driven part, one end of the cylindrical top block is matched with the curved groove on the cylindrical cam, the other end of the cylindrical top block is matched with the linear groove on the shell of the cleaning machine, and the linear reciprocating motion of the driven part can be realized by rotating the cylindrical cam; the top of the thinner end of the driven part is provided with a rubber buffer head, and the whole thinner end can penetrate through the central through hole of the circular brush; the cylindrical cam is provided with a large gear, the position of the large gear is fixed by a long shaft sleeve, the modulus of the large gear is the same as that of the small gear, the gear ratio is 4:1, and the large gear and the small gear are meshed with each other.
So design, the transmission shaft has reduced the rotational speed through the gear drive between pinion and the gear wheel, has increased the torque, drives the cylinder cam rotation, and the linear reciprocating motion of follower is realized to rethread cylinder kicking block, intermittently blocks up the liquid outlet and the central atomization hole of spray gun nozzle, causes the washing liquid backward flow, utilizes compressed air reverse washing spray gun inner flow way.
Furthermore, the collecting device comprises a collecting substrate and substrate knobs, the collecting substrate is arranged at the bottom of the shell of the cleaning machine, a round handle is arranged on the side face of the collecting substrate, the two substrate knobs are arranged on the surface of the shell of the cleaning machine, and the collecting substrate can be fixed by rotating the substrate knobs.
So design, collection device can collect the waste liquid that the cleaning process produced, and it can dismantle to collect the basement, and convenient to use person handles the waste liquid.
Furthermore, four through holes are formed in the shell of the cleaning machine and can be used for fixing the cleaning machine on a wall surface.
By the design, the cleaning machine can be used by being held by hands and also can be installed at a fixed position, so that various using modes are met.
Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model can realize the high-efficiency cleaning of the spray gun nozzle and the inner flow channel without disassembling the spray gun, and has no dispersion of cleaning liquid, thereby avoiding the injury to human body, and the waste liquid is collected by the collecting device, which is convenient for unified treatment; the cleaning machine has small volume, strong portability, simple structure and easy maintenance.
Drawings
FIGS. 1 and 2 are isometric views of the general structure of a portable spray gun cleaning machine of the present invention;
FIG. 3 is an overall view of the portable spray gun cleaning machine of the present invention with the top removed;
FIG. 4 is an elevational view of the general construction of a portable spray gun cleaning machine of the present invention;
FIG. 5 is a sectional view taken along line A-A in FIG. 4;
FIG. 6 is a partial view of FIG. 5;
figures 7 and 8 are isometric views of a cylindrical cam;
FIG. 9 is an isometric view of the follower;
FIGS. 10 and 11 are isometric views of the washer housing;
FIG. 12 is a side view of the washer housing;
FIG. 13 is a sectional view taken along line B-B of FIG. 12;
FIG. 14 is a cross-sectional view taken along line C-C of FIG. 12;
FIG. 15 is an isometric view of the top cover;
FIG. 16 is an isometric view of the bottom cap;
in the figure: the cleaning machine comprises a cleaning machine shell 1, a through hole 11, a screw hole 12, a cleaning groove 13, a water outlet 14, an exhaust hole 15, a nozzle clamping groove 16, a rubber gasket 17, a limiting hole 18, a linear groove 19, a nozzle brushing device 2, a motor 21, a coupler 22, a pinion 23, a transmission shaft 24, a middle gear 25, a circular brush 26, a first shaft sleeve 27, a plugging device 3, a cylindrical cam 31, a second shaft sleeve 32, a long shaft sleeve 33, a large gear 34, a cylindrical top block 35, a driven piece 36, a rubber buffer head 37, a curved groove 38, a collecting device 4, a collecting base 41, a circular handle 42, a base knob 43, a top cover 5 and a bottom cover 6.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-9, the utility model provides a portable spray gun cleaning machine, it includes cleaning machine shell 1, nozzle brushing device 2, plugging device 3, collection device 4, top cap 5 and bottom 6, nozzle brushing device 2 and plugging device 3 wash spray gun nozzle surface and spray gun inner flow way respectively, and collection device 4 is responsible for collecting the waste liquid that produces in the cleaning process.
Be equipped with nozzle draw-in groove 16 and spacing hole 18 on the cleaning machine shell 1, have the tooth on the nozzle draw-in groove 16, agree with spray gun nozzle surface, spacing hole 18 is used for restricting the degree of depth that the nozzle got into the cleaning machine, and both cooperations can be fixed the spray gun on the cleaning machine fast, installs rubber packing ring 17 on the spacing hole 18 inner wall for improve the gas tightness of being connected between spray gun and the cleaning machine.
The nozzle brushing device 2 comprises a motor 21, a coupler 22, a pinion 23, a transmission shaft 24, a middle gear 25, a circular brush 26 and a first shaft sleeve 27, wherein two ends of the transmission shaft 24 are supported on the cleaning machine shell 1 through bearings, and the pinion 23 and the middle gear 25 are respectively arranged at two ends of the transmission shaft 24; the motor 21 is arranged on the cleaning machine shell 1, and an output shaft of the motor 21 is connected with one end of a transmission shaft 24 through a coupling 22; the circular brush 26 and the bearing are in interference fit, the circular brush is arranged on the shell 1 of the cleaning machine, the position of the bearing is fixed by a first shaft sleeve 27 to limit the axial movement of the bearing, one end of the circular brush 26 is a soft brush and is used for brushing the outer surface of a spray gun nozzle, a through hole is arranged in the center of the circular brush, the other end of the circular brush 26 is provided with teeth, the modulus and the tooth number of the teeth are the same as those of the middle gear 25, and the two; the motor 21 drives the transmission shaft 24 through the coupler 22, and finally drives the circular hairbrush 26 to brush the surface of the spray gun nozzle through gear transmission between the middle gear 25 and the circular hairbrush 26.
The plugging device 3 comprises a cylindrical cam 31, a second shaft sleeve 32, a long shaft sleeve 33, a large gear 34, a cylindrical top block 35 and a driven piece 36, wherein a curved groove 38 is formed in the cylindrical surface of the cylindrical cam 31, one end of the cylindrical cam 31 is supported on the cleaning machine shell 1 through a bearing and is provided with the second shaft sleeve 32 to limit the axial movement of the cylindrical cam 31, and the other end of the cylindrical cam 31 is arranged in the driven piece 36; the cylindrical top block 35 is arranged on the cylindrical surface of the driven piece 36, one end of the cylindrical top block 35 is matched with the curved groove 38 on the cylindrical cam 31, the other end of the cylindrical top block is matched with the linear groove 19 on the cleaning machine shell 1, and the linear reciprocating motion of the driven piece 36 can be realized by rotating the cylindrical cam 31; the top of the thinner end of the driven part 36 is provided with a rubber buffer head 37 which can avoid damaging the spray gun nozzle, the diameter of the tail end of the rubber buffer head 37 is larger than the diameter of the liquid outlet of the nozzle and the main atomization hole, and the thinner end of the driven part 36 can integrally penetrate through the central through hole of the circular hairbrush 26, so that the spray gun nozzle is blocked; a large gear 34 is arranged on the cylindrical cam 31, the position of the large gear 34 is fixed by a long shaft sleeve 33, the modules of the large gear 34 and the small gear 23 are the same, the gear ratio is 4:1, and the large gear 34 and the small gear 23 are meshed with each other; the transmission shaft 24 is in gear transmission between the small gear 23 and the large gear 34, so that the rotating speed is reduced, the torque is increased, the cylindrical cam 31 is driven to rotate, the linear reciprocating motion of the driven piece 36 is realized through the cylindrical top block 35, the liquid outlet and the central atomization hole of the spray gun nozzle are intermittently blocked, the cleaning liquid backflow is caused, and the spray gun inner flow channel is reversely flushed by compressed air.
The collecting device 4 comprises a collecting substrate 41 and a substrate knob 43, wherein the collecting substrate 41 is arranged at the bottom of the cleaning machine shell 1, a round handle 42 is arranged on the side surface of the collecting substrate 41 and is responsible for collecting waste liquid generated in the cleaning process, the collecting substrate 41 can be detached so as to be convenient for a user to treat the waste liquid, two substrate knobs 43 are arranged on the surface of the cleaning machine shell 1, and the collecting substrate 41 can be fixed by rotating the substrate knobs 43.
More specifically, as shown in fig. 10-16, a cleaning tank 13 is disposed on the cleaning machine housing 1 for performing a cleaning operation, a water outlet 14 is formed at the bottom of the cleaning tank 13, and the waste liquid in the cleaning tank 13 can flow into the collecting base 41 through the water outlet 14; eight screw holes 12 are formed in the top of the cleaning machine shell 1, and the top cover 5 is fixed with the cleaning machine shell 1 through screws; the bottom of the cleaning machine shell 1 is provided with a battery bin, four screw holes 12 are formed in the battery bin, and the bottom cover 6 is fixed with the cleaning machine shell 1 through screws; the side surface of the cleaner shell 1 is provided with an exhaust hole 15, during the cleaning process, a large amount of gas sprayed by the pneumatic spray gun can enter the cleaning tank 13, pass through the water outlet 14 to reach the collecting substrate 41, and finally be exhausted through the exhaust hole 15 so as to keep the air pressure inside and outside the cleaner balanced; the cleaner housing 1 is provided with four through holes 11 for fixing the cleaner to a wall surface.
The working process of the utility model is as follows:
firstly, a spray gun is connected with an air source, cleaning liquid is added into a spray can of the spray gun, and a nozzle of the spray gun is placed into a nozzle clamping groove 16 of a cleaning machine so that the nozzle is propped against a rubber gasket 17; then, a switch of the cleaning machine is turned on, the nozzle brushing device 2 starts to brush the outer surface of the nozzle, and the blocking device 3 starts to intermittently block a liquid outlet and a central atomizing hole of the spray gun nozzle; then, a trigger of the spray gun is pressed, the cleaning liquid flows through the inner flow channel of the spray gun and is sprayed out from the spray nozzle, one part of the sprayed cleaning liquid reflows under the action of the blocking device 3, the inner flow channel of the spray gun is reversely flushed by compressed air, and the other part of the sprayed cleaning liquid soaks the circular hairbrush 26 to brush the outer surface of the spray nozzle; the waste liquid generated in the washing process flows into the collection base 41 through the drain opening 14 in the washing tank 13; the air flow generated by the spray gun during the cleaning process reaches the collection base 41 through the water discharge opening 14 in the cleaning tank 13 and is then discharged through the air discharge opening 15 in the cleaner case 1.
In the cleaning process, the cleaning machine can be held by hand for use and can also be arranged at a fixed position for use through the through hole 11 on the cleaning machine shell 1.

Claims (6)

1. A portable spray gun cleaning machine is characterized by comprising a cleaning machine shell, a nozzle brushing device, a blocking device, a collecting device, a top cover and a bottom cover, wherein the nozzle brushing device and the blocking device respectively clean the outer surface of a spray gun nozzle and a flow passage in the spray gun, and the collecting device is responsible for collecting waste liquid generated in the cleaning process.
2. The portable spray gun cleaning machine as recited in claim 1, wherein a cleaning tank is disposed on the cleaning machine housing, and a drain opening is formed at a bottom of the cleaning tank; eight screw holes are formed in the top of the cleaning machine shell, and the top cover is fixed with the cleaning machine shell through screws; the bottom of the cleaning machine shell is provided with a battery bin and four screw holes, and the bottom cover is fixed with the cleaning machine shell through screws; the side surface of the shell of the cleaning machine is provided with an exhaust hole.
3. The portable spray gun cleaning machine of claim 1, wherein the nozzle brushing device comprises a motor, a coupling, a pinion, a transmission shaft, a middle gear, a circular brush and a first shaft sleeve, two ends of the transmission shaft are supported on the cleaning machine shell through bearings, and the pinion and the middle gear are respectively arranged at two ends of the transmission shaft; the motor is arranged on the shell of the cleaning machine, and an output shaft of the motor is connected with one end of the transmission shaft through a coupler; the circular brush and the bearing are in interference fit and are arranged on the shell of the cleaning machine, the position of the bearing is fixed by the first shaft sleeve, one end of the circular brush is a soft brush, a through hole is formed in the center of the soft brush, the other end of the soft brush is provided with teeth, the modulus and the tooth number of the soft brush are the same as those of the middle gear, and the soft brush and the middle gear are meshed with.
4. The portable spray gun cleaning machine as claimed in claim 1, wherein the port blocking device comprises a cylindrical cam, a second shaft sleeve, a long shaft sleeve, a large gear, a cylindrical top block and a driven piece, a curved groove is formed in a cylindrical surface of the cylindrical cam, one end of the cylindrical cam is supported on a cleaning machine shell through a bearing, the second shaft sleeve is installed to limit axial movement of the cylindrical cam, and the other end of the cylindrical cam is installed in the driven piece; the cylindrical top block is arranged on the cylindrical surface of the driven part, one end of the cylindrical top block is matched with the curved groove on the cylindrical cam, the other end of the cylindrical top block is matched with the linear groove on the shell of the cleaning machine, and the linear reciprocating motion of the driven part can be realized by rotating the cylindrical cam; the top of the thinner end of the driven part is provided with a rubber buffer head, and the whole thinner end can penetrate through the central through hole of the circular brush; the cylindrical cam is provided with a large gear, the position of the large gear is fixed by a long shaft sleeve, the modulus of the large gear is the same as that of the small gear, the gear ratio is 4:1, and the large gear and the small gear are meshed with each other.
5. The portable spray gun cleaning machine of claim 1 wherein the collection assembly includes a collection base mounted to the bottom of the housing of the cleaning machine and having a rounded handle on a side thereof, and a base knob mounted to a surface of the housing of the cleaning machine, the base knob being rotatable to secure the collection base.
6. The portable spray gun cleaner of claim 1 wherein four through holes are provided in the cleaner housing for securing the cleaner to a wall.
CN201921219334.2U 2019-07-31 2019-07-31 Portable spray gun cleaning machine Expired - Fee Related CN210434993U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921219334.2U CN210434993U (en) 2019-07-31 2019-07-31 Portable spray gun cleaning machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921219334.2U CN210434993U (en) 2019-07-31 2019-07-31 Portable spray gun cleaning machine

Publications (1)

Publication Number Publication Date
CN210434993U true CN210434993U (en) 2020-05-01

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ID=70407193

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921219334.2U Expired - Fee Related CN210434993U (en) 2019-07-31 2019-07-31 Portable spray gun cleaning machine

Country Status (1)

Country Link
CN (1) CN210434993U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110280546A (en) * 2019-07-31 2019-09-27 中国计量大学 A kind of portable spray gun cleaning machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110280546A (en) * 2019-07-31 2019-09-27 中国计量大学 A kind of portable spray gun cleaning machine

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200501

Termination date: 20210731