CN114453200A - Automatic brushing device for inner side of pipeline and implementation method thereof - Google Patents

Automatic brushing device for inner side of pipeline and implementation method thereof Download PDF

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Publication number
CN114453200A
CN114453200A CN202210040409.0A CN202210040409A CN114453200A CN 114453200 A CN114453200 A CN 114453200A CN 202210040409 A CN202210040409 A CN 202210040409A CN 114453200 A CN114453200 A CN 114453200A
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CN
China
Prior art keywords
pipeline
arc
groove
fixed pipe
fixed
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.)
Pending
Application number
CN202210040409.0A
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Chinese (zh)
Inventor
陈卓
李迪安
齐兆云
常斌
郭俊乐
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First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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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Application filed by First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd filed Critical First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority to CN202210040409.0A priority Critical patent/CN114453200A/en
Publication of CN114453200A publication Critical patent/CN114453200A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C7/00Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/10Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
    • B05C11/1039Recovery of excess liquid or other fluent material; Controlling means therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C13/00Means for manipulating or holding work, e.g. for separate articles
    • B05C13/02Means for manipulating or holding work, e.g. for separate articles for particular articles

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  • Spray Control Apparatus (AREA)

Abstract

The invention discloses an automatic painting device for the inner side of a pipeline, which comprises a painting workbench, a fixed pipe, the pipeline, a movable body, a positioning assembly and a locking assembly, wherein the fixed pipe is arranged on the upper surface of the pipeline; the utility model provides a pair of device is applied paint with a brush to pipeline inside wall, mainly be through the workstation of applying paint with a brush that sets up, fixed pipe, the pipeline, the activity body, fill type stand pipe and locating component, locking cooperation between the subassembly, on the one hand, can carry out fine rigidity to the pipeline of different bores, moreover, the steam generator is simple in operation, high durability and convenient use, high applicability, good stability, and then guarantee that it applies paint work efficiency and quality with a brush, through an implementation method of device is applied paint with a brush to the pipeline inboard automatically, on the other hand, unnecessary paint on the pipeline inside wall can drop in the collecting vat on the activity body, the concentrated recovery processing in the later stage of being convenient for, avoid causing the wasting of resources, and then promote whole work economic benefits of applying paint with a brush.

Description

Automatic brushing device for inner side of pipeline and implementation method thereof
Technical Field
The invention relates to the technical field of building construction equipment, in particular to an automatic brushing device for the inner side of a pipeline and an implementation method thereof.
Background
With the rapid development of the construction industry, the workload of pipeline installation engineering is increased day by day, and the pipeline installation process is more standardized; in order to avoid collision in the transportation, loading and unloading processes, a large amount of pipeline anticorrosion and antirust coatings still exist in the existing pipeline installation and are coated on the site, the traditional site coating method is to use a roller, a paintbrush and other coating tools for coating, the coating efficiency is low, the coating quality is difficult to guarantee, secondary or even repeated coating exists, and the site construction progress and the later-stage acceptance one-time pass rate are seriously influenced.
Work is applied paint with a brush to the automation of pipeline inside wall under prior art, all place the vertical fixed of pipeline, later through passing the shower nozzle from the pipeline work of applying paint with a brush, at this in-process, it is comparatively inconvenient to the pipeline fixation of different models, fixing device suitability to its pipeline is lower, and stability is not enough, it has the influence to apply paint the quality to it, moreover, when applying paint the work with a brush, its spraying has the part to gather in the bottom when the paint of pipeline inside wall is too much, and to can not carry out with good recovery work, lead to its waste, cause unnecessary economic loss, thereby influence its construction economic benefits.
Therefore, the invention provides an automatic painting device for the inner side of a pipeline and an implementation method thereof, which are used for solving the problems.
Disclosure of Invention
The present invention is directed to a device for automatically brushing the inner side of a pipeline and a method for implementing the same, so as to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an automatic painting device for the inner side of a pipeline comprises a painting workbench, a fixed pipe, the pipeline, a movable body, a positioning assembly and a locking assembly;
the brushing workbench is integrally provided with a fixed pipe, one side of the bottom of the fixed pipe is provided with a placing groove, a movable body is arranged in the placing groove in a clamping manner, a collecting groove is formed in the movable body, and one end of the movable body is fixedly provided with a first handle;
the fixed hopper type stand pipe that is provided with of fixed intraductal side wall to the last connection of fixed pipe is provided with locating component, the pipeline is fixed a position through the locating component that sets up, and locating component locks through the locking subassembly that sets up.
Preferably, the bucket type guide pipe corresponds to the collecting groove on the movable body in arrangement position and is provided with the same number of groups, and the collecting groove is a circular groove.
Preferably, the positioning assembly comprises a movable rod, an arc extrusion chute, an arc clamping plate, an anti-slip convex strip, a limiting plate, a first return spring, a lantern ring and a second handle, the movable rod is movably arranged in the fixed pipe at equal intervals, one end of the arc-shaped extrusion chute extends into the arc-shaped extrusion chute, the other end of the arc-shaped extrusion chute is integrally provided with an arc-shaped clamping plate, the arc-shaped clamping plate is integrally provided with anti-skid convex strips at equal intervals, the two sides of the movable rod are symmetrically provided with anti-skid convex strips in an integrated forming way, one side of each anti-skid convex strip is provided with a first return spring in an integrated forming way, the other end of each first return spring is fixedly arranged in the fixed pipe, the arc extrusion chutes are equidistantly arranged in a lantern ring which is movably sleeved on the fixed pipe, and the lateral wall symmetry of the lantern ring is fixed and is provided with the second handle, and the lantern ring is locked fixedly through the locking Assembly who sets up.
Preferably, the arc extrusion chute is corresponding to the movable rod and the arc clamping plate in arrangement position, has the same number of groups, and is provided with three groups.
Preferably, the movable rod is movably arranged at the end part in the arc extrusion chute and is arranged to be an arc surface, and the thickness of the movable rod is equal to the width of the notch of the arc extrusion chute.
Preferably, the locking subassembly includes the fixed body of L type, movable block, card post, second reset spring, recess, slope, screw rod, knob, locking draw-in groove, the fixed body of L type is fixed to be set up in one side of fixed pipe to the setting is in the avris position of the lantern ring, and the activity is provided with the movable block in the fixed body of L type, the one end integrated into one piece of movable block is provided with the card post, and the movable block is being connected with the card post and is held integrated into one piece and be provided with second reset spring, and the second reset spring other end is fixed to be set up in the fixed body of L type, and one side of movable block is provided with the recess, and the one end that is close to the card post in the recess is provided with the slope, screw rod threaded connection sets up in the fixed body of L type to set up the avris position on the slope, the fixed knob that is provided with of one end of screw rod, locking draw-in groove equidistance sets up the lateral wall at the lantern ring.
Preferably, the locking clamping groove is a circular groove, the setting position of the locking clamping groove corresponds to that of the clamping column, the diameter of the locking clamping groove is equal to that of the clamping column, and the locking clamping groove and the clamping column are matched and clamped.
An implementation method of an automatic brushing device for the inner side of a pipeline comprises the following steps:
s1: when the inner side wall of the pipeline is coated, firstly, the pipeline to be processed is placed in a fixed pipe on a coating workbench of a coating device, then, the pipeline is quickly positioned by a positioning component, the pipeline is ensured to be in a vertical state, and then, the pipeline is locked by a locking component, so that the stability of the position of the pipeline is ensured, and the stability of the coating work is further ensured;
s2: when the painting work is carried out, redundant paint on the inner side wall of the pipeline can drop in a collecting tank on the movable body, so that the centralized recovery processing in the later stage is facilitated, the resource waste is avoided, and the working economic benefit is ensured.
Compared with the prior art, the invention has the beneficial effects that:
the utility model provides a pair of device is applied paint with a brush to pipeline inside wall, mainly be through the workstation of applying paint with a brush that sets up, fixed pipe, the pipeline, the activity body, fill type stand pipe and locating component, locking cooperation between the subassembly, on the one hand, can carry out fine rigidity to the pipeline of different bores, moreover, the steam generator is simple in operation, high durability and convenient use, high applicability, good stability, and then guarantee that it applies paint work efficiency and quality with a brush, on the other hand, unnecessary paint on the pipeline inside wall can drop in the collecting vat on the activity body, the concentrated recovery processing in the later stage of being convenient for, avoid causing the wasting of resources, and then promote whole work economic benefits of applying paint with a brush.
Drawings
FIG. 1 is a schematic front side view of a structural joint of the present invention;
FIG. 2 is a rear side schematic view of the structural attachment of the present invention;
FIG. 3 is an enlarged partial view of the structural joint of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the connection between the fixed tube and the movable body according to the present invention;
FIG. 5 is a partial cross-sectional view of the attachment of the lumen structure of the fixation tube of the present invention;
FIG. 6 is a partial sectional view of the internal positioning assembly structure of the stationary tube of the present invention;
FIG. 7 is an enlarged partial view of the structural joint of FIG. 6 according to the present invention;
FIG. 8 is a partial cross-sectional view of the structural attachment of the mounting tube to the locking assembly of the present invention;
fig. 9 is a partially enlarged view of the structural connection of fig. 8 according to the present invention.
In the figure: the device comprises a painting workbench 1, a fixed pipe 2, a pipeline 3, a placing groove 4, a movable body 5, a collecting groove 6, a first handle 7, a bucket-shaped guide pipe 8, a positioning assembly 9, a movable rod 901, an arc extrusion chute 902, an arc clamping plate 903, an anti-skid convex strip 904, a limiting plate 905, a first return spring 906, a lantern ring 907, a second handle 908, a locking assembly 10, an L-shaped fixed body 1001, a movable block 1002, a clamping column 1003, a second return spring 1004, a groove 1005, a slope 1006, a screw 1007, a knob 1008 and a locking clamping groove 1009.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: the invention relates to an automatic painting device for the inner side of a pipeline, which comprises a painting workbench 1, a fixed pipe 2, a pipeline 3, a movable body 5, a positioning component 9 and a locking component 10, wherein the fixed pipe 2 is arranged on the upper part of the pipeline;
the brushing workbench 1 is integrally provided with a fixed pipe 2, one side of the bottom of the fixed pipe 2 is provided with a placing groove 4, a movable body 5 is arranged in the placing groove 4 in a clamping manner, the movable body 5 is provided with a collecting tank 6, and one end of the movable body 5 is fixedly provided with a first handle 7;
fixed 2 inside walls of pipe are fixed and are provided with fill type stand pipe 8 to fixed 2 last connections of pipe are provided with locating component 9, and pipeline 3 fixes a position through the locating component 9 that sets up, and locating component 9 locks through the locking Assembly 10 that sets up.
Preferably, the bucket type guide pipe 8 and the collecting groove 6 on the movable body 5 are arranged at positions corresponding to each other and are arranged in the same number, and the collecting groove 6 is a circular groove.
Preferably, the positioning assembly 9 comprises a movable rod 901, an arc extrusion chute 902, an arc clamping plate 903, an anti-slip convex strip 904, a limiting plate 905, a first return spring 906, a collar 907 and a second handle 908, wherein the movable rod 901 is movably arranged in the fixed pipe 2 at equal intervals, one end of the arc extrusion chute 902 extends into the other end of the arc extrusion chute 903 is integrally provided with an arc clamping plate 903, the arc clamping plate 903 is integrally provided with anti-skid convex strips 904 at equal intervals, the two sides of the movable rod 901 are symmetrically provided with the anti-skid convex strips 904 in an integral forming way, one side of the anti-skid convex strips 904 is integrally provided with a first reset spring 906, the other end of the first reset spring 906 is fixedly arranged in the fixed pipe 2, the arc extrusion chute 902 is arranged in a lantern ring 907 at equal intervals, the lantern ring 907 is movably sleeved on the fixed pipe 2, and a second handle 908 is symmetrically and fixedly arranged on the outer side wall of the collar 907, and the collar 907 is locked and fixed through the arranged locking assembly 10.
Preferably, the arc-shaped extrusion chutes 902 correspond to the movable rod 901 and the arc-shaped clamping plate 903 in arrangement positions, are arranged in the same number of groups, and are provided with three groups.
Preferably, the end of the movable rod 901 movably disposed in the arc-shaped extrusion chute 902 is set to be an arc-shaped surface, and the thickness of the movable rod 901 is equal to the width of the slot opening of the arc-shaped extrusion chute 902.
Preferably, the locking assembly 10 comprises an L-shaped fixed body 1001, a movable block 1002, a clamping column 1003, a second return spring 1004, a groove 1005, a slope 1006, a screw 1007, a knob 1008 and a locking clamping groove 1009, the L-shaped fixed body 1001 is fixedly arranged at one side of the fixed tube 2 and is arranged at the side position of the collar 907, the movable block 1002 is movably arranged in the L-shaped fixed body 1001, the clamping column 1003 is integrally formed at one end of the movable block 1002, the second return spring 1004 is integrally formed at the end of the movable block 1002 connected with the clamping column 1003, the other end of the second return spring 1004 is fixedly arranged in the L-shaped fixed body 1001, the groove 1005 is arranged at one side of the movable block 1002, the slope 1006 is arranged at one end of the groove 1005 close to the clamping column 1003, the screw 1007 is arranged in the L-shaped fixed body 1001 in a threaded manner and is arranged at the side position of the slope 1006, the knob 1008 is fixedly arranged at one end of the screw 1007, the locking notches 1009 are equidistantly arranged on the outer side wall of the collar 907.
Preferably, the locking slot 1009 is a circular slot, which corresponds to the location of the locking column 1003 and has the same diameter, and the two slots are adapted to be clamped.
The actual operation process is as follows:
when the inner side wall of the pipeline is coated, firstly, the pipeline to be processed is placed in a fixed pipe 2 on a coating workbench 1 on a coating device, then, the pipeline 3 is quickly positioned through a positioning component 9, the pipeline is ensured to be in a vertical state, and then, the pipeline is locked through a locking component 10, so that the position stability of the pipeline 3 is ensured, and the stability of the coating work is further ensured; the process is specifically implemented by directly placing a pipeline to be processed in the fixed pipe 2, enabling a pipe orifice at the bottom end of the pipeline 3 to be in contact with the inner side wall of the hopper-shaped guide pipe 8, then driving the lantern ring 907 to rotate through the second handle 908, enabling the arc extrusion chute 902 in the lantern ring 907 to extrude the movable rod 901, enabling the movable rod 901 to push the arc clamping plate 903 to clamp and position the side wall of the pipeline 3, then screwing the knob 1008, driving the screw 1007 into the groove 1005 in the movable block 1002 through the knob 1008, and extruding the slope 1006, enabling the movable block 1002 to push the clamping column 1003 to be clamped into the locking clamping groove 1009 on the outer side wall of the lantern ring 907, enabling the position of the lantern ring 907 to be locked, and enabling the positioning of the pipeline 3 to be quickly completed, and being simple in operation, convenient to use, high in applicability and good in stability, so as to ensure the coating work efficiency and quality;
when applying paint the during operation with a brush, fill type stand pipe 8 is in the collecting vat 6 on the activity body 5 directly over, can drop on fill type stand pipe 8 to unnecessary paint on the 3 inside walls of pipeline, and fill type stand pipe 8 avoids causing the waste again in collecting vat 6 is collected in the paint drainage, improves whole construction economic benefits.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a device is applied paint with a brush automatically to pipeline inboard which characterized in that: comprises a painting workbench (1), a fixed pipe (2), a pipeline (3), a movable body (5), a positioning component (9) and a locking component (10);
a fixed pipe (2) is integrally formed on the painting workbench (1), a placing groove (4) is formed in one side of the bottom of the fixed pipe (2), a movable body (5) is arranged in the placing groove (4) in a clamping manner, a collecting groove (6) is formed in the movable body (5), and a first handle (7) is fixedly arranged at one end of the movable body (5);
fixed pipe (2) inside wall is fixed and is provided with fill type stand pipe (8) to the connection is provided with locating component (9) on fixed pipe (2), pipeline (3) are fixed a position through locating component (9) that set up, and locating component (9) are locked through locking Assembly (10) that set up.
2. The automatic painting device for the inner side of the pipeline according to claim 1, wherein: the bucket type guide pipe (8) is corresponding to the collecting groove (6) on the movable body (5) in arrangement position and is the same in arrangement number, and the collecting groove (6) is a circular groove.
3. The automatic painting device for the inner side of the pipeline according to claim 1, wherein: the positioning assembly (9) comprises a movable rod (901), an arc extrusion chute (902), an arc clamping plate (903), anti-slip convex strips (904), a limiting plate (905), a first reset spring (906), a lantern ring (907) and a second handle (908), wherein the movable rod (901) is movably arranged in the fixed pipe (2) at equal intervals, one end of the movable rod extends into the arc extrusion chute (902), the other end of the movable rod is integrally formed with the arc clamping plate (903), the anti-slip convex strips (904) are integrally formed on the arc clamping plate (903) at equal intervals, the anti-slip convex strips (904) are symmetrically arranged on two sides of the movable rod (901) at equal intervals, the first reset spring (906) is integrally formed on one side of the anti-slip convex strips (904), the other end of the first reset spring (906) is fixedly arranged in the fixed pipe (2), the arc extrusion chute (902) is arranged in the lantern ring (907) at equal intervals, the lantern ring (907) is movably sleeved on the fixed pipe (2), the outer side wall of the lantern ring (907) is symmetrically and fixedly provided with a second handle (908), and the lantern ring (907) is locked and fixed through the arranged locking assembly (10).
4. The automatic painting device for the inner side of the pipeline according to claim 3, wherein: the arc-shaped extrusion chutes (902) correspond to the movable rods (901) and the arc-shaped clamping plates (903) in arrangement positions, are arranged in the same number of groups, and are provided with three groups.
5. The automatic painting device for the inner side of the pipeline according to claim 4, wherein: the movable rod (901) is movably arranged at the end part in the arc-shaped extrusion chute (902) and is arranged to be an arc-shaped surface, and the thickness of the movable rod (901) is equal to the width of the notch of the arc-shaped extrusion chute (902).
6. The automatic painting device for the inner side of the pipeline according to claim 3, wherein: the locking assembly (10) comprises an L-shaped fixed body (1001), a movable block (1002), a clamping column (1003), a second reset spring (1004), a groove (1005), a slope (1006), a screw (1007), a knob (1008) and a locking clamping groove (1009), wherein the L-shaped fixed body (1001) is fixedly arranged on one side of the fixed pipe (2) and is arranged at the side position of the lantern ring (907), the movable block (1002) is movably arranged in the L-shaped fixed body (1001), the clamping column (1003) is integrally formed at one end of the movable block (1002), the second reset spring (1004) is integrally formed at the end, connected with the clamping column (1003), of the movable block (1002), the other end of the second reset spring (1004) is fixedly arranged in the L-shaped fixed body (1001), the groove (1005) is arranged at one side of the movable block (1002), the slope (1006) is arranged at one end, close to the clamping column (1003), in the groove (1005), the screw rod (1007) is arranged in the L-shaped fixing body (1001) in a threaded connection mode and is arranged at the side position of the slope (1006), a knob (1008) is fixedly arranged at one end of the screw rod (1007), and the locking clamping grooves (1009) are arranged on the outer side wall of the lantern ring (907) at equal intervals.
7. The automatic painting device for the inner side of the pipeline according to claim 6, wherein: the locking clamping groove (1009) is a circular groove, the setting position of the circular groove corresponds to that of the clamping column (1003), the diameter of the circular groove is equal to that of the clamping column, and the circular groove and the clamping column are matched and clamped.
8. An automatic painting device for the inner side of a pipe according to any one of claims 1 to 7, characterized in that it comprises the following steps:
s1: when the inner side wall of the pipeline is coated, firstly, the pipeline to be processed is placed in a fixed pipe (2) coated on a coating device coating workbench (1), then, the positioning component (9) is arranged to perform rapid positioning work to ensure that the pipeline (3) is in a vertical state, and then, the locking component (10) is arranged to perform locking to ensure the stability of the position of the pipeline (3) and further ensure the stability of the coating work;
s2: when the painting work is carried out, redundant paint on the inner side wall of the pipeline (3) can drop in a collecting tank (6) on a movable body (5), so that the concentrated recovery processing in the later stage is facilitated, the resource waste is avoided, and the working economic benefit is ensured.
CN202210040409.0A 2022-01-14 2022-01-14 Automatic brushing device for inner side of pipeline and implementation method thereof Pending CN114453200A (en)

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Application Number Priority Date Filing Date Title
CN202210040409.0A CN114453200A (en) 2022-01-14 2022-01-14 Automatic brushing device for inner side of pipeline and implementation method thereof

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Application Number Priority Date Filing Date Title
CN202210040409.0A CN114453200A (en) 2022-01-14 2022-01-14 Automatic brushing device for inner side of pipeline and implementation method thereof

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN115055341A (en) * 2022-07-05 2022-09-16 中建八局第一建设有限公司 Anticorrosive treatment device after butt joint welding of pipeline engineering

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CN112791917A (en) * 2019-11-14 2021-05-14 广州市华维橡塑制品有限公司 Novel automatic glue spreader
CN112878023A (en) * 2021-01-18 2021-06-01 洪亚红 Cloth is tailor and is used cloth stop device
CN113894015A (en) * 2021-10-26 2022-01-07 新昌县万才建材科技有限公司 Corrosion-resistant bearing anticorrosion treatment equipment and anticorrosion treatment process thereof

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CN103934160A (en) * 2014-04-23 2014-07-23 浙江三晶照明有限公司 LED (light-emitting diode) straight lamp coating device
CN105214868A (en) * 2014-11-29 2016-01-06 常州鑫仁超声波设备有限公司 Automobile three-way catalysts vacuum coaters, coating line and method of work thereof
CN112791917A (en) * 2019-11-14 2021-05-14 广州市华维橡塑制品有限公司 Novel automatic glue spreader
CN212596814U (en) * 2020-05-25 2021-02-26 沈阳电机集团电机制造有限公司 Grease filling cylinder for bearing processing
CN212652322U (en) * 2020-06-26 2021-03-05 重庆科利得精密机械工业有限公司 Maintenance device of shock absorber guide holder
CN112125245A (en) * 2020-09-02 2020-12-25 新昌县七星街道盈捷机械厂 Crane with loading frame
CN112165285A (en) * 2020-09-24 2021-01-01 厉兴波 Photovoltaic power generation board location mounting structure fast
CN112588978A (en) * 2020-11-25 2021-04-02 梁丹斌 Tool for pressing and riveting upper end cover and lower end cover of air conditioner motor
CN112878023A (en) * 2021-01-18 2021-06-01 洪亚红 Cloth is tailor and is used cloth stop device
CN113894015A (en) * 2021-10-26 2022-01-07 新昌县万才建材科技有限公司 Corrosion-resistant bearing anticorrosion treatment equipment and anticorrosion treatment process thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115055341A (en) * 2022-07-05 2022-09-16 中建八局第一建设有限公司 Anticorrosive treatment device after butt joint welding of pipeline engineering
CN115055341B (en) * 2022-07-05 2024-03-22 中建八局第一建设有限公司 Corrosion-resistant treatment device after butt-joint spot welding of pipeline engineering

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Application publication date: 20220510